diff options
Diffstat (limited to 'docs-xml/smbdotconf')
520 files changed, 14573 insertions, 0 deletions
diff --git a/docs-xml/smbdotconf/base/additionaldnshostnames.xml b/docs-xml/smbdotconf/base/additionaldnshostnames.xml new file mode 100644 index 0000000..ddc04ee --- /dev/null +++ b/docs-xml/smbdotconf/base/additionaldnshostnames.xml @@ -0,0 +1,11 @@ +<samba:parameter name="additional dns hostnames" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> A list of additional DNS names by which this host can be identified + </para> +</description> +<value type="default"><comment>empty string (no additional dns names)</comment></value> +<value type="example"> host2.example.com host3.other.com </value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/bindinterfacesonly.xml b/docs-xml/smbdotconf/base/bindinterfacesonly.xml new file mode 100644 index 0000000..9a148f3 --- /dev/null +++ b/docs-xml/smbdotconf/base/bindinterfacesonly.xml @@ -0,0 +1,57 @@ +<samba:parameter name="bind interfaces only" + type="boolean" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This global parameter allows the Samba admin + to limit what interfaces on a machine will serve SMB requests. It + affects file service <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> and name service <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> in a slightly different ways.</para> + + <para> + For name service it causes <command moreinfo="none">nmbd</command> to bind to ports 137 and 138 on the + interfaces listed in the <smbconfoption name="interfaces"/> parameter. <command moreinfo="none">nmbd</command> + also binds to the "all addresses" interface (0.0.0.0) on ports 137 and 138 for the purposes of + reading broadcast messages. If this option is not set then <command moreinfo="none">nmbd</command> will + service name requests on all of these sockets. If <smbconfoption name="bind interfaces only"/> is set then + <command moreinfo="none">nmbd</command> will check the source address of any packets coming in on the + broadcast sockets and discard any that don't match the broadcast addresses of the interfaces in the + <smbconfoption name="interfaces"/> parameter list. As unicast packets are received on the other sockets it + allows <command moreinfo="none">nmbd</command> to refuse to serve names to machines that send packets that + arrive through any interfaces not listed in the <smbconfoption name="interfaces"/> list. IP Source address + spoofing does defeat this simple check, however, so it must not be used seriously as a security feature for + <command moreinfo="none">nmbd</command>. + </para> + + <para> + For file service it causes <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> to bind only to the interface list given in the <smbconfoption + name="interfaces"/> parameter. This restricts the networks that <command moreinfo="none">smbd</command> will + serve, to packets coming in on those interfaces. Note that you should not use this parameter for machines that + are serving PPP or other intermittent or non-broadcast network interfaces as it will not cope with + non-permanent interfaces. + </para> + + <para> + If <smbconfoption name="bind interfaces only"/> is set and the network address + <emphasis>127.0.0.1</emphasis> is not added to the <smbconfoption name="interfaces"/> parameter list + <citerefentry><refentrytitle>smbpasswd</refentrytitle> <manvolnum>8</manvolnum></citerefentry> may not + work as expected due to the reasons covered below. + </para> + + <para> + To change a users SMB password, the <command moreinfo="none">smbpasswd</command> by default connects to the + <emphasis>localhost - 127.0.0.1</emphasis> address as an SMB client to issue the password change request. If + <smbconfoption name="bind interfaces only"/> is set then unless the network address + <emphasis>127.0.0.1</emphasis> is added to the <smbconfoption name="interfaces"/> parameter list then <command + moreinfo="none"> smbpasswd</command> will fail to connect in it's default mode. <command + moreinfo="none">smbpasswd</command> can be forced to use the primary IP interface of the local host by using + its <citerefentry><refentrytitle>smbpasswd</refentrytitle> <manvolnum>8</manvolnum></citerefentry> <parameter + moreinfo="none">-r <replaceable>remote machine</replaceable></parameter> parameter, with <replaceable>remote + machine</replaceable> set to the IP name of the primary interface of the local host. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/comment.xml b/docs-xml/smbdotconf/base/comment.xml new file mode 100644 index 0000000..c5aba83 --- /dev/null +++ b/docs-xml/smbdotconf/base/comment.xml @@ -0,0 +1,18 @@ +<samba:parameter name="comment" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a text field that is seen next to a share + when a client does a queries the server, either via the network + neighborhood or via <command moreinfo="none">net view</command> to list what shares + are available.</para> + + <para>If you want to set the string that is displayed next to the + machine name then see the <smbconfoption name="server string"/> parameter.</para> + +</description> +<value type="default"><comment>No comment</comment></value> +<value type="example">Fred's Files</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/configbackend.xml b/docs-xml/smbdotconf/base/configbackend.xml new file mode 100644 index 0000000..2237569 --- /dev/null +++ b/docs-xml/smbdotconf/base/configbackend.xml @@ -0,0 +1,26 @@ +<samba:parameter name="config backend" + context="G" + type="enum" + enumlist="enum_config_backend" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This controls the backend for storing the configuration. + Possible values are <emphasis>file</emphasis> (the default) + and <emphasis>registry</emphasis>. + When <smbconfoption name="config backend">registry</smbconfoption> + is encountered while loading <emphasis>smb.conf</emphasis>, + the configuration read so far is dropped and the global + options are read from registry instead. So this triggers a + registry only configuration. Share definitions are not read + immediately but instead <parameter>registry + shares</parameter> is set to <emphasis>yes</emphasis>. + </para> + <para> + Note: This option can not be set inside the registry + configuration itself. + </para> +</description> +<value type="default">file</value> +<value type="example">registry</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/doscharset.xml b/docs-xml/smbdotconf/base/doscharset.xml new file mode 100644 index 0000000..d4b114c --- /dev/null +++ b/docs-xml/smbdotconf/base/doscharset.xml @@ -0,0 +1,17 @@ +<samba:parameter name="dos charset" + type="string" + context="G" + handler="handle_dos_charset" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>DOS SMB clients assume the server has + the same charset as they do. This option specifies which + charset Samba should use to talk to DOS clients. + </para> + + <para>The default depends on which charsets you have installed. + Samba tries to use charset 850 but falls back to ASCII in + case it is not available. Run <citerefentry><refentrytitle>testparm</refentrytitle> + <manvolnum>1</manvolnum></citerefentry> to check the default on your system.</para> +</description> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/enablecorefiles.xml b/docs-xml/smbdotconf/base/enablecorefiles.xml new file mode 100644 index 0000000..9aa057f --- /dev/null +++ b/docs-xml/smbdotconf/base/enablecorefiles.xml @@ -0,0 +1,15 @@ +<samba:parameter name="enable core files" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + +<description> + <para>This parameter specifies whether core dumps should be written + on internal exits. Normally set to <constant>yes</constant>. + You should never need to change this. + </para> +</description> + + <value type="default">yes</value> + <value type="example">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/interfaces.xml b/docs-xml/smbdotconf/base/interfaces.xml new file mode 100644 index 0000000..cbc2971 --- /dev/null +++ b/docs-xml/smbdotconf/base/interfaces.xml @@ -0,0 +1,87 @@ +<samba:parameter name="interfaces" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option allows you to override the default + network interfaces list that Samba will use for browsing, name + registration and other NetBIOS over TCP/IP (NBT) traffic. By default Samba will query + the kernel for the list of all active interfaces and use any + interfaces except 127.0.0.1 that are broadcast capable.</para> + + <para>The option takes a list of interface strings. Each string + can be in any of the following forms:</para> + + <itemizedlist> + <listitem><para>a network interface name (such as eth0). + This may include shell-like wildcards so eth* will match + any interface starting with the substring "eth"</para></listitem> + + <listitem><para>an IP address. In this case the netmask is + determined from the list of interfaces obtained from the + kernel</para></listitem> + + <listitem><para>an IP/mask pair. </para></listitem> + + <listitem><para>a broadcast/mask pair.</para></listitem> + </itemizedlist> + + <para>The "mask" parameters can either be a bit length (such + as 24 for a C class network) or a full netmask in dotted + decimal form.</para> + + <para>The "IP" parameters above can either be a full dotted + decimal IP address or a hostname which will be looked up via + the OS's normal hostname resolution mechanisms.</para> + + <para> + By default Samba enables all active interfaces that are broadcast capable + except the loopback adaptor (IP address 127.0.0.1). + </para> + + <para> + In order to support SMB3 multi-channel configurations, smbd understands + some extra parameters which can be appended after the actual interface with + this extended syntax (note that the quoting is important in order to handle the ; and , + characters): + </para> + + <para> + "interface[;key1=value1[,key2=value2[...]]]" + </para> + + <para> + Known keys are speed, capability, and if_index. Speed is specified in + bits per second. Known capabilities are RSS and RDMA. The + if_index should be used with care: the values must not coincide with + indexes used by the kernel. + Note that these options are mainly intended for testing and + development rather than for production use. At least on Linux systems, + these values should be auto-detected, but the settings can serve + as last a resort when autodetection is not working or is not available. + The specified values overwrite the auto-detected values. + </para> + + <para> + The first two example below configures three network interfaces corresponding + to the eth0 device and IP addresses 192.168.2.10 and 192.168.3.10. + The netmasks of the latter two interfaces would be set to 255.255.255.0. + </para> + + <para> + The other examples show how per interface extra parameters can be specified. + Notice the possible usage of "," and ";", which makes + the double quoting necessary. + </para> +</description> +<related>bind interfaces only</related> + +<value type="example">eth0 192.168.2.10/24 192.168.3.10/255.255.255.0</value> +<value type="example">eth0, 192.168.2.10/24; 192.168.3.10/255.255.255.0</value> +<value type="example">"eth0;if_index=65,speed=1000000000,capability=RSS"</value> +<value type="example">"lo;speed=1000000000" "eth0;capability=RSS"</value> +<value type="example">"lo;speed=1000000000" , "eth0;capability=RSS"</value> +<value type="example">"eth0;capability=RSS" , "rdma1;capability=RDMA" ; "rdma2;capability=RSS,capability=RDMA"</value> + +<value type="default"/> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/mdnsname.xml b/docs-xml/smbdotconf/base/mdnsname.xml new file mode 100644 index 0000000..fba90ff --- /dev/null +++ b/docs-xml/smbdotconf/base/mdnsname.xml @@ -0,0 +1,19 @@ +<samba:parameter name="mdns name" + type="enum" + context="G" + enumlist="enum_mdns_name_values" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + +<description> + <para>This parameter controls the name that multicast DNS + support advertises as its' hostname.</para> + + <para>The default is to use the NETBIOS name which is typically + the hostname in all capital letters. </para> + + <para>A setting of mdns will defer the hostname configuration + to the MDNS library that is used.</para> + +</description> +<value type="default">netbios</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/multicastdnsregister.xml b/docs-xml/smbdotconf/base/multicastdnsregister.xml new file mode 100644 index 0000000..2c330ab --- /dev/null +++ b/docs-xml/smbdotconf/base/multicastdnsregister.xml @@ -0,0 +1,14 @@ +<samba:parameter name="multicast dns register" + type="boolean" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If compiled with proper support for it, Samba will + announce itself with multicast DNS services like for example + provided by the Avahi daemon.</para> + + <para>This parameter allows disabling Samba to register + itself.</para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/netbiosaliases.xml b/docs-xml/smbdotconf/base/netbiosaliases.xml new file mode 100644 index 0000000..b9b66b1 --- /dev/null +++ b/docs-xml/smbdotconf/base/netbiosaliases.xml @@ -0,0 +1,16 @@ +<samba:parameter name="netbios aliases" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This is a list of NetBIOS names that nmbd will + advertise as additional names by which the Samba server is known. This allows one machine + to appear in browse lists under multiple names. If a machine is acting as a browse server + or logon server none of these names will be advertised as either browse server or logon + servers, only the primary name of the machine will be advertised with these capabilities. + </para> +</description> +<related>netbios name</related> +<value type="default"><comment>empty string (no additional names)</comment></value> +<value type="example">TEST TEST1 TEST2</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/netbiosname.xml b/docs-xml/smbdotconf/base/netbiosname.xml new file mode 100644 index 0000000..e9e0538 --- /dev/null +++ b/docs-xml/smbdotconf/base/netbiosname.xml @@ -0,0 +1,24 @@ +<samba:parameter name="netbios name" + context="G" + type="ustring" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This sets the NetBIOS name by which a Samba server is known. By default it is the same as the first component + of the host's DNS name. If a machine is a browse server or logon server this name (or the first component of + the hosts DNS name) will be the name that these services are advertised under. + </para> + + <para>Note that the maximum length for a NetBIOS name is 15 characters.</para> + + <para> + There is a bug in Samba that breaks operation of browsing and access to shares if the netbios name + is set to the literal name <literal>PIPE</literal>. To avoid this problem, do not name your Samba + server <literal>PIPE</literal>. + </para> +</description> + +<related>netbios aliases</related> +<value type="default"><comment>machine DNS name</comment></value> +<value type="example">MYNAME</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/netbiosscope.xml b/docs-xml/smbdotconf/base/netbiosscope.xml new file mode 100644 index 0000000..078697f --- /dev/null +++ b/docs-xml/smbdotconf/base/netbiosscope.xml @@ -0,0 +1,11 @@ +<samba:parameter name="netbios scope" + context="G" + type="ustring" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This sets the NetBIOS scope that Samba will + operate under. This should not be set unless every machine + on your LAN also sets this value.</para> +</description> +<value type="default"></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/path.xml b/docs-xml/smbdotconf/base/path.xml new file mode 100644 index 0000000..669c20d --- /dev/null +++ b/docs-xml/smbdotconf/base/path.xml @@ -0,0 +1,32 @@ +<samba:parameter name="path" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>directory</synonym> +<description> + <para>This parameter specifies a directory to which + the user of the service is to be given access. In the case of + printable services, this is where print data will spool prior to + being submitted to the host for printing.</para> + + <para>For a printable service offering guest access, the service + should be readonly and the path should be world-writeable and + have the sticky bit set. This is not mandatory of course, but + you probably won't get the results you expect if you do + otherwise.</para> + + <para>Any occurrences of <parameter moreinfo="none">%u</parameter> in the path + will be replaced with the UNIX username that the client is using + on this connection. Any occurrences of <parameter moreinfo="none">%m</parameter> + will be replaced by the NetBIOS name of the machine they are + connecting from. These replacements are very useful for setting + up pseudo home directories for users.</para> + +<para>Note that this path will be based on <smbconfoption name="root dir"/> + if one was specified.</para> + </description> + + <value type="default"></value> + <value type="example">/home/fred</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/preforkbackoffincrement.xml b/docs-xml/smbdotconf/base/preforkbackoffincrement.xml new file mode 100644 index 0000000..ba9d2a2 --- /dev/null +++ b/docs-xml/smbdotconf/base/preforkbackoffincrement.xml @@ -0,0 +1,25 @@ +<samba:parameter name="prefork backoff increment" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option specifies the number of seconds added to the delay + before a prefork master or worker process is restarted. The + restart is initially zero, the prefork backoff increment is + added to the delay on each restart up to the value specified by + "prefork maximum backoff". + </para> + + <para>Additionally set the backoff for an individual service by using + "prefork backoff increment: service name" + i.e. "prefork backoff increment:ldap = 2" to set the + backoff increment to 2.</para> + + <para>If the backoff increment is 2 and the maximum backoff is 5. + There will be a zero second delay for the first restart. A two + second delay for the second restart. A four second delay for the + third and any subsequent restarts</para> +</description> + +<value type="default">10</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/preforkchildren.xml b/docs-xml/smbdotconf/base/preforkchildren.xml new file mode 100644 index 0000000..1b9f8cf --- /dev/null +++ b/docs-xml/smbdotconf/base/preforkchildren.xml @@ -0,0 +1,26 @@ +<samba:parameter name="prefork children" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls the number of worker processes that are + started for each service when prefork process model is enabled + (see <citerefentry><refentrytitle>samba</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> -M) + The prefork children are only started for those services that + support prefork (currently ldap, kdc and netlogon). + For processes that don't support preforking all requests are + handled by a single process for that service. + </para> + + <para>This should be set to a small multiple of the number of CPU's + available on the server</para> + + <para>Additionally the number of prefork children can be specified for + an individual service by using "prefork children: service name" + i.e. "prefork children:ldap = 8" to set the number of ldap + worker processes.</para> +</description> + +<value type="default">4</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/preforkmaximumbackoff.xml b/docs-xml/smbdotconf/base/preforkmaximumbackoff.xml new file mode 100644 index 0000000..17e530d --- /dev/null +++ b/docs-xml/smbdotconf/base/preforkmaximumbackoff.xml @@ -0,0 +1,13 @@ +<samba:parameter name="prefork maximum backoff" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls the maximum delay before a failed pre-fork + process is restarted. + </para> + +</description> + +<value type="default">120</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/realm.xml b/docs-xml/smbdotconf/base/realm.xml new file mode 100644 index 0000000..dd39c1b --- /dev/null +++ b/docs-xml/smbdotconf/base/realm.xml @@ -0,0 +1,15 @@ +<samba:parameter name="realm" + context="G" + type="string" + handler="handle_realm" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option specifies the kerberos realm to use. The realm is + used as the ADS equivalent of the NT4 <command moreinfo="none">domain</command>. It + is usually set to the DNS name of the kerberos server. + </para> +</description> + +<value type="default"></value> +<value type="example">mysambabox.mycompany.com</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/serverservices.xml b/docs-xml/smbdotconf/base/serverservices.xml new file mode 100644 index 0000000..dba65e9 --- /dev/null +++ b/docs-xml/smbdotconf/base/serverservices.xml @@ -0,0 +1,17 @@ +<samba:parameter name="server services" + context="G" + type="list" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option contains the services that the Samba daemon will + run.</para> + + <para>An entry in the <filename>smb.conf</filename> file can either + override the previous value completely or entries can be removed from + or added to it by prefixing them with <constant>+</constant> or + <constant>-</constant>. </para> +</description> + +<value type="default">s3fs, rpc, nbt, wrepl, ldap, cldap, kdc, drepl, winbindd, ntp_signd, kcc, dnsupdate, dns</value> +<value type="example">-s3fs, +smb</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/serverstring.xml b/docs-xml/smbdotconf/base/serverstring.xml new file mode 100644 index 0000000..4088295 --- /dev/null +++ b/docs-xml/smbdotconf/base/serverstring.xml @@ -0,0 +1,22 @@ +<samba:parameter name="server string" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This controls what string will show up in the printer comment box in print + manager and next to the IPC connection in <command moreinfo="none">net view</command>. It + can be any string that you wish to show to your users.</para> + + <para>It also sets what will appear in browse lists next + to the machine name.</para> + + <para>A <parameter moreinfo="none">%v</parameter> will be replaced with the Samba + version number.</para> + + <para>A <parameter moreinfo="none">%h</parameter> will be replaced with the + hostname.</para> +</description> +<value type="default">Samba %v</value> +<value type="example">University of GNUs Samba Server</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/unixcharset.xml b/docs-xml/smbdotconf/base/unixcharset.xml new file mode 100644 index 0000000..23c4f1e --- /dev/null +++ b/docs-xml/smbdotconf/base/unixcharset.xml @@ -0,0 +1,19 @@ +<samba:parameter name="unix charset" + context="G" + type="string" + handler="handle_charset" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies the charset the unix machine + Samba runs on uses. Samba needs to know this in order to be able to + convert text to the charsets other SMB clients use. + </para> + + <para>This is also the charset Samba will use when specifying arguments + to scripts that it invokes. + </para> +</description> + +<value type="default">UTF-8</value> +<value type="example">ASCII</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/base/workgroup.xml b/docs-xml/smbdotconf/base/workgroup.xml new file mode 100644 index 0000000..1408147 --- /dev/null +++ b/docs-xml/smbdotconf/base/workgroup.xml @@ -0,0 +1,14 @@ +<samba:parameter name="workgroup" + context="G" + type="ustring" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This controls what workgroup your server will + appear to be in when queried by clients. Note that this parameter + also controls the Domain name used with + the <smbconfoption name="security">domain</smbconfoption> + setting.</para> +</description> +<value type="default">WORKGROUP</value> +<value type="example">MYGROUP</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/administrative_share.xml b/docs-xml/smbdotconf/browse/administrative_share.xml new file mode 100644 index 0000000..95db5f1 --- /dev/null +++ b/docs-xml/smbdotconf/browse/administrative_share.xml @@ -0,0 +1,16 @@ +<samba:parameter name="administrative share" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If this parameter is set to <constant>yes</constant> for + a share, then the share will be an administrative share. The Administrative + Shares are the default network shares created by all Windows NT-based + operating systems. These are shares like C$, D$ or ADMIN$. The type of these + shares is STYPE_DISKTREE_HIDDEN.</para> + + <para>See the section below on <smbconfoption name="security"/> for more + information about this option.</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/browseable.xml b/docs-xml/smbdotconf/browse/browseable.xml new file mode 100644 index 0000000..64dfcf0 --- /dev/null +++ b/docs-xml/smbdotconf/browse/browseable.xml @@ -0,0 +1,12 @@ +<samba:parameter name="browseable" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>browsable</synonym> +<description> + <para>This controls whether this share is seen in + the list of available shares in a net view and in the browse list.</para> + +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/browselist.xml b/docs-xml/smbdotconf/browse/browselist.xml new file mode 100644 index 0000000..f053e81 --- /dev/null +++ b/docs-xml/smbdotconf/browse/browselist.xml @@ -0,0 +1,14 @@ +<samba:parameter name="browse list" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This controls whether <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will serve a browse list to + a client doing a <command moreinfo="none">NetServerEnum</command> call. Normally + set to <constant>yes</constant>. You should never need to change + this.</para> + +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/domainmaster.xml b/docs-xml/smbdotconf/browse/domainmaster.xml new file mode 100644 index 0000000..8817f2b --- /dev/null +++ b/docs-xml/smbdotconf/browse/domainmaster.xml @@ -0,0 +1,43 @@ +<samba:parameter name="domain master" + type="enum" + enumlist="enum_bool_auto" + context="G" + function="_domain_master" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Tell <citerefentry><refentrytitle>smbd</refentrytitle> <manvolnum>8</manvolnum></citerefentry> to enable + WAN-wide browse list collation. Setting this option causes <command moreinfo="none">nmbd</command> to claim a + special domain specific NetBIOS name that identifies it as a domain master browser for its given + <smbconfoption name="workgroup"/>. Local master browsers in the same <smbconfoption name="workgroup"/> on + broadcast-isolated subnets will give this <command moreinfo="none">nmbd</command> their local browse lists, + and then ask <citerefentry><refentrytitle>smbd</refentrytitle> <manvolnum>8</manvolnum></citerefentry> for a + complete copy of the browse list for the whole wide area network. Browser clients will then contact their + local master browser, and will receive the domain-wide browse list, instead of just the list for their + broadcast-isolated subnet. + </para> + + <para> + Note that Windows NT Primary Domain Controllers expect to be able to claim this <smbconfoption + name="workgroup"/> specific special NetBIOS name that identifies them as domain master browsers for that + <smbconfoption name="workgroup"/> by default (i.e. there is no way to prevent a Windows NT PDC from attempting + to do this). This means that if this parameter is set and <command moreinfo="none">nmbd</command> claims the + special name for a <smbconfoption name="workgroup"/> before a Windows NT PDC is able to do so then cross + subnet browsing will behave strangely and may fail. + </para> + + <para> + If <smbconfoption name="domain logons">yes</smbconfoption>, then the default behavior is to enable the + <smbconfoption name="domain master"/> parameter. If <smbconfoption name="domain logons"/> is not enabled (the + default setting), then neither will <smbconfoption name="domain master"/> be enabled by default. + </para> + + <para> + When <smbconfoption name="domain logons">Yes</smbconfoption> the default setting for this parameter is + Yes, with the result that Samba will be a PDC. If <smbconfoption name="domain master">No</smbconfoption>, + Samba will function as a BDC. In general, this parameter should be set to 'No' only on a BDC. + </para> + +</description> +<value type="default">auto</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/enhancedbrowsing.xml b/docs-xml/smbdotconf/browse/enhancedbrowsing.xml new file mode 100644 index 0000000..7ad8930 --- /dev/null +++ b/docs-xml/smbdotconf/browse/enhancedbrowsing.xml @@ -0,0 +1,27 @@ +<samba:parameter name="enhanced browsing" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option enables a couple of enhancements to + cross-subnet browse propagation that have been added in Samba + but which are not standard in Microsoft implementations. + </para> + + <para>The first enhancement to browse propagation consists of a regular + wildcard query to a Samba WINS server for all Domain Master Browsers, + followed by a browse synchronization with each of the returned + DMBs. The second enhancement consists of a regular randomised browse + synchronization with all currently known DMBs.</para> + + <para>You may wish to disable this option if you have a problem with empty + workgroups not disappearing from browse lists. Due to the restrictions + of the browse protocols, these enhancements can cause a empty workgroup + to stay around forever which can be annoying.</para> + + <para>In general you should leave this option enabled as it makes + cross-subnet browse propagation much more reliable.</para> + +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/lmannounce.xml b/docs-xml/smbdotconf/browse/lmannounce.xml new file mode 100644 index 0000000..1ec5052 --- /dev/null +++ b/docs-xml/smbdotconf/browse/lmannounce.xml @@ -0,0 +1,26 @@ +<samba:parameter name="lm announce" + context="G" + type="enum" + enumlist="enum_bool_auto" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter determines if <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will produce Lanman announce + broadcasts that are needed by OS/2 clients in order for them to see + the Samba server in their browse list. This parameter can have three + values, <constant>yes</constant>, <constant>no</constant>, or + <constant>auto</constant>. The default is <constant>auto</constant>. + If set to <constant>no</constant> Samba will never produce these + broadcasts. If set to <constant>yes</constant> Samba will produce + Lanman announce broadcasts at a frequency set by the parameter + <smbconfoption name="lm interval"/>. If set to <constant>auto</constant> + Samba will not send Lanman announce broadcasts by default but will + listen for them. If it hears such a broadcast on the wire it will + then start sending them at a frequency set by the parameter + <smbconfoption name="lm interval"/>.</para> +</description> + +<related>lm interval</related> +<value type="default">auto</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/lminterval.xml b/docs-xml/smbdotconf/browse/lminterval.xml new file mode 100644 index 0000000..da33658 --- /dev/null +++ b/docs-xml/smbdotconf/browse/lminterval.xml @@ -0,0 +1,17 @@ +<samba:parameter name="lm interval" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If Samba is set to produce Lanman announce + broadcasts needed by OS/2 clients (see the + <smbconfoption name="lm announce"/> parameter) then this + parameter defines the frequency in seconds with which they will be + made. If this is set to zero then no Lanman announcements will be + made despite the setting of the <smbconfoption name="lm announce"/> + parameter.</para> +</description> +<related>lm announce</related> +<value type="default">60</value> +<value type="example">120</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/localmaster.xml b/docs-xml/smbdotconf/browse/localmaster.xml new file mode 100644 index 0000000..65a288d --- /dev/null +++ b/docs-xml/smbdotconf/browse/localmaster.xml @@ -0,0 +1,21 @@ +<samba:parameter name="local master" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option allows <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> to try and become a local master browser + on a subnet. If set to <constant>no</constant> then <command moreinfo="none"> + nmbd</command> will not attempt to become a local master browser + on a subnet and will also lose in all browsing elections. By + default this value is set to <constant>yes</constant>. Setting this value to + <constant>yes</constant> doesn't mean that Samba will <emphasis>become</emphasis> the + local master browser on a subnet, just that <command moreinfo="none">nmbd</command> + will <emphasis>participate</emphasis> in elections for local master browser.</para> + + <para>Setting this value to <constant>no</constant> will cause <command + moreinfo="none">nmbd</command> <emphasis>never</emphasis> to become a local +master browser.</para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/oslevel.xml b/docs-xml/smbdotconf/browse/oslevel.xml new file mode 100644 index 0000000..43ba861 --- /dev/null +++ b/docs-xml/smbdotconf/browse/oslevel.xml @@ -0,0 +1,26 @@ +<samba:parameter name="os level" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This integer value controls what level Samba advertises itself as for browse elections. The value of this + parameter determines whether <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> has a chance of becoming a local master browser for the <smbconfoption + name="workgroup"/> in the local broadcast area. +</para> + + <para><emphasis> + Note:</emphasis> By default, Samba will win a local master browsing election over all Microsoft operating + systems except a Windows NT 4.0/2000 Domain Controller. This means that a misconfigured Samba host can + effectively isolate a subnet for browsing purposes. This parameter is largely auto-configured in the Samba-3 + release series and it is seldom necessary to manually override the default setting. Please refer to + the chapter on Network Browsing in the Samba-3 HOWTO document for further information regarding the use + of this parameter. + <emphasis>Note:</emphasis> The maximum value for this parameter is 255. If you use higher values, counting + will start at 0! + </para> +</description> +<value type="default">20</value> +<value type="example">65</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/preferredmaster.xml b/docs-xml/smbdotconf/browse/preferredmaster.xml new file mode 100644 index 0000000..15ebd24 --- /dev/null +++ b/docs-xml/smbdotconf/browse/preferredmaster.xml @@ -0,0 +1,30 @@ +<samba:parameter name="preferred master" + context="G" + type="enum" + enumlist="enum_bool_auto" + function="_preferred_master" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>prefered master</synonym> + <description> + <para> + This boolean parameter controls if <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> is a preferred master browser for its workgroup. + </para> + + <para> + If this is set to <constant>yes</constant>, on startup, <command moreinfo="none">nmbd</command> will force + an election, and it will have a slight advantage in winning the election. It is recommended that this + parameter is used in conjunction with <smbconfoption name="domain master">yes</smbconfoption>, so that + <command moreinfo="none">nmbd</command> can guarantee becoming a domain master. + </para> + + <para> + Use this option with caution, because if there are several hosts (whether Samba servers, Windows 95 or NT) + that are preferred master browsers on the same subnet, they will each periodically and continuously attempt + to become the local master browser. This will result in unnecessary broadcast traffic and reduced browsing + capabilities. + </para> +</description> +<related>os level</related> +<value type="default">auto</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/browse/server_addresses.xml b/docs-xml/smbdotconf/browse/server_addresses.xml new file mode 100644 index 0000000..e1dd6d6 --- /dev/null +++ b/docs-xml/smbdotconf/browse/server_addresses.xml @@ -0,0 +1,12 @@ +<samba:parameter name="server addresses" + context="S" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a per-share parameter to limit share visibility and + accessibility to specific server IP addresses. Multi-homed servers + can offer a different set of shares per interface.</para> + <para>An empty list means to offer a share on all interfaces.</para> +</description> +<value type="default"/> +</samba:parameter> diff --git a/docs-xml/smbdotconf/domain/allowdnsupdates.xml b/docs-xml/smbdotconf/domain/allowdnsupdates.xml new file mode 100644 index 0000000..6c0a0d0 --- /dev/null +++ b/docs-xml/smbdotconf/domain/allowdnsupdates.xml @@ -0,0 +1,19 @@ +<samba:parameter name="allow dns updates" + context="G" + type="enum" + enumlist="enum_dns_update_settings" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option determines what kind of updates to the DNS are allowed. + </para> + + <para>DNS updates can either be disallowed completely by setting it to + <constant>disabled</constant>, enabled over secure connections only by + setting it to <constant>secure only</constant> or allowed in all cases + by setting it to <constant>nonsecure</constant>. + </para> +</description> + +<value type="default">secure only</value> +<value type="example">disabled</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/domain/dnsforwarder.xml b/docs-xml/smbdotconf/domain/dnsforwarder.xml new file mode 100644 index 0000000..cf8875e --- /dev/null +++ b/docs-xml/smbdotconf/domain/dnsforwarder.xml @@ -0,0 +1,21 @@ +<samba:parameter name="dns forwarder" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option specifies the list of DNS servers that DNS requests will be + forwarded to if they can not be handled by Samba itself. + </para> + + <para>The DNS forwarder is only used if the internal DNS server + in Samba is used. Port numbers can be appended by separating them from + the address by using a colon (':'). When specifying a port, IPv6 + addresses must be enclosed in square brackets ('[' and ']'). IPv6 + forwarder addresses with no port specified, don't need the square + brackets, and default to port 53. + </para> +</description> + +<value type="default"></value> +<value type="example">192.168.0.1 192.168.0.2 ::1 [2001:db8::1] [2001:db8:1:2::1]:54 </value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/domain/dnsupdatecommand.xml b/docs-xml/smbdotconf/domain/dnsupdatecommand.xml new file mode 100644 index 0000000..40cbc5b --- /dev/null +++ b/docs-xml/smbdotconf/domain/dnsupdatecommand.xml @@ -0,0 +1,14 @@ +<samba:parameter name="dns update command" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option sets the command that is called when there are + DNS updates. It should update the local machines DNS names using + TSIG-GSS. + </para> +</description> + +<value type="default">&pathconfig.SCRIPTSBINDIR;/samba_dnsupdate</value> +<value type="example">/usr/local/sbin/dnsupdate</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/domain/dnszonescavenging.xml b/docs-xml/smbdotconf/domain/dnszonescavenging.xml new file mode 100644 index 0000000..80ec144 --- /dev/null +++ b/docs-xml/smbdotconf/domain/dnszonescavenging.xml @@ -0,0 +1,23 @@ +<samba:parameter name="dns zone scavenging" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + When enabled (the default is disabled) unused dynamic dns records are + periodically removed. + </para> + <warning><para> + This option should not be enabled for installations created with + versions of samba before 4.9. Doing this will result in the loss of + static DNS entries. This is due to a bug in previous versions + of samba (BUG 12451) which marked dynamic DNS records as static and + static records as dynamic. + </para></warning> + <note><para> + If one record for a DNS name is static (non-aging) then no other record + for that DNS name will be scavenged. + </para></note> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/domain/dnszonetransferclientsallow.xml b/docs-xml/smbdotconf/domain/dnszonetransferclientsallow.xml new file mode 100644 index 0000000..cf01742 --- /dev/null +++ b/docs-xml/smbdotconf/domain/dnszonetransferclientsallow.xml @@ -0,0 +1,26 @@ +<samba:parameter name="dns zone transfer clients allow" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option specifies the list of IPs authorized to ask for dns zone + transfer from bind DLZ module. + </para> + + <para>The IP list is comma and space separated and specified in the same + syntax as used in <smbconfoption name="hosts allow"/>, specifically + including IP address, IP prefixes and IP address masks. + </para> + + <para>As this is a DNS server option, hostnames are naturally not permitted. + </para> + + <para>The default behaviour is to deny any request. + A request will be authorized only if the emitting client is identified + in this list, and not in <smbconfoption name="dns zone transfer clients deny"/> + </para> +</description> + +<value type="default"></value> +<value type="example">192.168.0.1</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/domain/dnszonetransferclientsdeny.xml b/docs-xml/smbdotconf/domain/dnszonetransferclientsdeny.xml new file mode 100644 index 0000000..8ff8531 --- /dev/null +++ b/docs-xml/smbdotconf/domain/dnszonetransferclientsdeny.xml @@ -0,0 +1,26 @@ +<samba:parameter name="dns zone transfer clients deny" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option specifies the list of IPs denied to ask for dns zone + transfer from bind DLZ module. + </para> + + <para>The IP list is comma and space separated and specified in the same + syntax as used in <smbconfoption name="hosts allow"/>, specifically + including IP address, IP prefixes and IP address masks. + </para> + + <para>As this is a DNS server option, hostnames are naturally not permitted. + </para> + + <para>If a client identified in this list sends a zone transfer request, it will always + be denied, even if they are in <smbconfoption name="dns zone transfer clients allow"/>. + This allows the definition of specific denied clients within an authorized subnet. + </para> +</description> + +<value type="default"></value> +<value type="example">192.168.0.1</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/domain/gpoupdatecommand.xml b/docs-xml/smbdotconf/domain/gpoupdatecommand.xml new file mode 100644 index 0000000..fd0e7bf --- /dev/null +++ b/docs-xml/smbdotconf/domain/gpoupdatecommand.xml @@ -0,0 +1,17 @@ +<samba:parameter name="gpo update command" + context="G" + type="list" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option sets the command that is called to apply GPO policies. + The samba-gpupdate script applies System Access and Kerberos Policies + to the KDC. System Access policies set minPwdAge, maxPwdAge, + minPwdLength, and pwdProperties in the samdb. Kerberos Policies set + kdc:service ticket lifetime, kdc:user ticket lifetime, and kdc:renewal + lifetime in smb.conf. + </para> +</description> + +<value type="default">&pathconfig.SCRIPTSBINDIR;/samba-gpupdate</value> +<value type="example">/usr/local/sbin/gpoupdate</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/domain/machinepasswordtimeout.xml b/docs-xml/smbdotconf/domain/machinepasswordtimeout.xml new file mode 100644 index 0000000..be4e0e9 --- /dev/null +++ b/docs-xml/smbdotconf/domain/machinepasswordtimeout.xml @@ -0,0 +1,25 @@ +<samba:parameter name="machine password timeout" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + + <para> + If a Samba server is a member of a Windows NT or Active Directory Domain (see the <smbconfoption + name="security">domain</smbconfoption> and + <smbconfoption name="security">ads</smbconfoption> parameters), + then periodically a running winbindd process will try and change + the MACHINE ACCOUNT PASSWORD stored in the TDB called <filename moreinfo="none">secrets.tdb + </filename>. This parameter specifies how often this password will be changed, in seconds. The default is one + week (expressed in seconds), the same as a Windows NT Domain member server. + </para> + + <para> + See also <citerefentry><refentrytitle>smbpasswd</refentrytitle> <manvolnum>8</manvolnum></citerefentry>, + and the <smbconfoption name="security">domain</smbconfoption> + and <smbconfoption name="security">ads</smbconfoption> parameters. + </para> + +</description> +<value type="default">604800</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/domain/nsupdatecommand.xml b/docs-xml/smbdotconf/domain/nsupdatecommand.xml new file mode 100644 index 0000000..8978ade --- /dev/null +++ b/docs-xml/smbdotconf/domain/nsupdatecommand.xml @@ -0,0 +1,12 @@ +<samba:parameter name="nsupdate command" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option sets the path to the <filename>nsupdate</filename> + command which is used for GSS-TSIG dynamic DNS updates. + </para> +</description> + +<value type="default">/usr/bin/nsupdate -g</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/domain/spnupdatecommand.xml b/docs-xml/smbdotconf/domain/spnupdatecommand.xml new file mode 100644 index 0000000..9dcce13 --- /dev/null +++ b/docs-xml/smbdotconf/domain/spnupdatecommand.xml @@ -0,0 +1,13 @@ +<samba:parameter name="spn update command" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option sets the command that for updating + servicePrincipalName names from <filename>spn_update_list</filename>. + </para> +</description> + +<value type="default">&pathconfig.SCRIPTSBINDIR;/samba_spnupdate</value> +<value type="example">/usr/local/sbin/spnupdate</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/casesensitive.xml b/docs-xml/smbdotconf/filename/casesensitive.xml new file mode 100644 index 0000000..f19aa1c --- /dev/null +++ b/docs-xml/smbdotconf/filename/casesensitive.xml @@ -0,0 +1,13 @@ +<samba:parameter name="case sensitive" + context="S" + type="enum" + enumlist="enum_bool_auto" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>casesignames</synonym> + +<description> + <para>See the discussion in the section <link linkend="NAMEMANGLINGSECT">name mangling</link>.</para> +</description> + +<value type="default">auto</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/defaultcase.xml b/docs-xml/smbdotconf/filename/defaultcase.xml new file mode 100644 index 0000000..3be5b84 --- /dev/null +++ b/docs-xml/smbdotconf/filename/defaultcase.xml @@ -0,0 +1,11 @@ +<samba:parameter name="default case" + context="S" + type="enum" + enumlist="enum_case" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>See the section on <link linkend="NAMEMANGLINGSECT">name mangling</link>. + Also note the <smbconfoption name="short preserve case"/> parameter.</para> +</description> +<value type="default">lower</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/deletevetofiles.xml b/docs-xml/smbdotconf/filename/deletevetofiles.xml new file mode 100644 index 0000000..570d4ac --- /dev/null +++ b/docs-xml/smbdotconf/filename/deletevetofiles.xml @@ -0,0 +1,29 @@ +<samba:parameter name="delete veto files" + type="boolean" + context="S" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option is used when Samba is attempting to + delete a directory that contains one or more vetoed files + or directories or non-visible files or directories (such + as dangling symlinks that point nowhere). + (see the <smbconfoption name="veto files"/>, <smbconfoption name="hide special files"/>, + <smbconfoption name="hide unreadable"/>, <smbconfoption name="hide unwriteable files"/> + options). If this option is set to <constant>no</constant> (the default) then if a vetoed + directory contains any non-vetoed files or directories then the + directory delete will fail. This is usually what you want.</para> + + <para>If this option is set to <constant>yes</constant>, then Samba + will attempt to recursively delete any files and directories within + the vetoed directory. This can be useful for integration with file + serving systems such as NetAtalk which create meta-files within + directories you might normally veto DOS/Windows users from seeing + (e.g. <filename moreinfo="none">.AppleDouble</filename>)</para> + + <para>Setting <smbconfoption name="delete veto files">yes</smbconfoption> allows these + directories to be transparently deleted when the parent directory + is deleted (so long as the user has permissions to do so).</para> +</description> +<related>veto files</related> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/hidedotfiles.xml b/docs-xml/smbdotconf/filename/hidedotfiles.xml new file mode 100644 index 0000000..54e0b0a --- /dev/null +++ b/docs-xml/smbdotconf/filename/hidedotfiles.xml @@ -0,0 +1,10 @@ +<samba:parameter name="hide dot files" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a boolean parameter that controls whether + files starting with a dot appear as hidden files.</para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/hidefiles.xml b/docs-xml/smbdotconf/filename/hidefiles.xml new file mode 100644 index 0000000..d4e3da3 --- /dev/null +++ b/docs-xml/smbdotconf/filename/hidefiles.xml @@ -0,0 +1,47 @@ +<samba:parameter name="hide files" + type="string" + context="S" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a list of files or directories that are not + visible but are accessible. The DOS 'hidden' attribute is applied + to any files or directories that match.</para> + + <para>Each entry in the list must be separated by a '/', + which allows spaces to be included in the entry. '*' + and '?' can be used to specify multiple files or directories + as in DOS wildcards.</para> + + <para>Each entry must be a Unix path, not a DOS path and must + not include the Unix directory separator '/'.</para> + + <para>Note that the case sensitivity option is applicable + in hiding files.</para> + + <para>Setting this parameter will affect the performance of Samba, + as it will be forced to check all files and directories for a match + as they are scanned.</para> + + <para> + The example shown above is based on files that the Macintosh + SMB client (DAVE) available from <ulink url="http://www.thursby.com"> + Thursby</ulink> creates for internal use, and also still hides + all files beginning with a dot. + </para> + + <para> + An example of us of this parameter is: +<programlisting> +hide files = /.*/DesktopFolderDB/TrashFor%m/resource.frk/ +</programlisting> + </para> +</description> + +<related>hide dot files</related> +<related>veto files</related> +<related>case sensitive</related> + +<value type="default"><comment>no file are hidden</comment></value> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/hidenewfilestimeout.xml b/docs-xml/smbdotconf/filename/hidenewfilestimeout.xml new file mode 100644 index 0000000..ca93e72 --- /dev/null +++ b/docs-xml/smbdotconf/filename/hidenewfilestimeout.xml @@ -0,0 +1,15 @@ +<samba:parameter name="hide new files timeout" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>Setting this parameter to something but 0 hides files + that have been modified less than N seconds ago.</para> + <para>It can be used for ingest/process queue style workloads. A + processing application should only see files that are definitely + finished. As many applications do not have proper external workflow + control, this can be a way to make sure processing does not + interfere with file ingest.</para> +</description> +<value type="default">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/hidespecialfiles.xml b/docs-xml/smbdotconf/filename/hidespecialfiles.xml new file mode 100644 index 0000000..904fd3a --- /dev/null +++ b/docs-xml/smbdotconf/filename/hidespecialfiles.xml @@ -0,0 +1,14 @@ +<samba:parameter name="hide special files" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + This parameter prevents clients from seeing special files such as sockets, devices and + fifo's in directory listings. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/hideunreadable.xml b/docs-xml/smbdotconf/filename/hideunreadable.xml new file mode 100644 index 0000000..080118e --- /dev/null +++ b/docs-xml/smbdotconf/filename/hideunreadable.xml @@ -0,0 +1,13 @@ +<samba:parameter name="hide unreadable" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This parameter prevents clients from seeing the + existence of files that cannot be read. Defaults to off.</para> + <para>Please note that enabling this can slow down listing large + directories significantly. Samba has to evaluate the ACLs of all + directory members, which can be a lot of effort.</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/hideunwriteablefiles.xml b/docs-xml/smbdotconf/filename/hideunwriteablefiles.xml new file mode 100644 index 0000000..58c872e --- /dev/null +++ b/docs-xml/smbdotconf/filename/hideunwriteablefiles.xml @@ -0,0 +1,15 @@ +<samba:parameter name="hide unwriteable files" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter prevents clients from seeing the existence of files that cannot be written to. + Defaults to off. Note that unwriteable directories are shown as usual. + </para> + <para>Please note that enabling this can slow down listing large + directories significantly. Samba has to evaluate the ACLs of all directory + members, which can be a lot of effort.</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/manglednames.xml b/docs-xml/smbdotconf/filename/manglednames.xml new file mode 100644 index 0000000..1a6a57e --- /dev/null +++ b/docs-xml/smbdotconf/filename/manglednames.xml @@ -0,0 +1,77 @@ +<samba:parameter name="mangled names" + type="enum" + enumlist="enum_mangled_names" + context="S" + parm="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This controls whether non-DOS names under UNIX + should be mapped to DOS-compatible names ("mangled") and made visible, + or whether non-DOS names should simply be ignored.</para> + + <para>See the section on <link linkend="NAMEMANGLINGSECT">name mangling</link> for + details on how to control the mangling process.</para> + + <para>Possible option settings are</para> + + <itemizedlist> + <listitem><para><emphasis>yes</emphasis> - + enables name mangling for all not DOS 8.3 conforming + names.</para></listitem> + + <listitem><para><emphasis>no</emphasis> - disables any + name mangling.</para></listitem> + + <listitem><para><emphasis>illegal (default)</emphasis> - does + mangling for names with illegal NTFS characters. This + is the most sensible setting for modern clients that + don't use the shortname anymore.</para></listitem> + </itemizedlist> + + <para>If mangling is used then the mangling method is as follows:</para> + + <itemizedlist> + <listitem> + <para>The first (up to) five alphanumeric characters + before the rightmost dot of the filename are preserved, forced + to upper case, and appear as the first (up to) five characters + of the mangled name.</para> + </listitem> + + <listitem> + <para>A tilde "~" is appended to the first part of the mangled + name, followed by a two-character unique sequence, based on the + original root name (i.e., the original filename minus its final + extension). The final extension is included in the hash calculation + only if it contains any upper case characters or is longer than three + characters.</para> + + <para>Note that the character to use may be specified using + the <smbconfoption name="mangling char"/> + option, if you don't like '~'.</para> + </listitem> + + <listitem> + <para>Files whose UNIX name begins with a dot will be + presented as DOS hidden files. The mangled name will be created as + for other filenames, but with the leading dot removed and "___" as + its extension regardless of actual original extension (that's three + underscores).</para> + </listitem> + </itemizedlist> + + <para>The two-digit hash value consists of upper case alphanumeric characters.</para> + + <para>This algorithm can cause name collisions only if files + in a directory share the same first five alphanumeric characters. + The probability of such a clash is 1/1300.</para> + + <para>The name mangling (if enabled) allows a file to be + copied between UNIX directories from Windows/DOS while retaining + the long UNIX filename. UNIX files can be renamed to a new extension + from Windows/DOS and will retain the same basename. Mangled names + do not change between sessions.</para> +</description> +<value type="default">illegal</value> +<value type="example">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/mangleprefix.xml b/docs-xml/smbdotconf/filename/mangleprefix.xml new file mode 100644 index 0000000..8cb7dea --- /dev/null +++ b/docs-xml/smbdotconf/filename/mangleprefix.xml @@ -0,0 +1,18 @@ +<samba:parameter name="mangle prefix" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> controls the number of prefix + characters from the original name used when generating + the mangled names. A larger value will give a weaker + hash and therefore more name collisions. The minimum + value is 1 and the maximum value is 6.</para> + + <para> + mangle prefix is effective only when mangling method is hash2. + </para> +</description> +<value type="default">1</value> +<value type="example">4</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/manglingchar.xml b/docs-xml/smbdotconf/filename/manglingchar.xml new file mode 100644 index 0000000..75b5ea1 --- /dev/null +++ b/docs-xml/smbdotconf/filename/manglingchar.xml @@ -0,0 +1,14 @@ +<samba:parameter name="mangling char" + context="S" + type="char" + parm="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This controls what character is used as + the <emphasis>magic</emphasis> character in <link linkend="NAMEMANGLINGSECT">name mangling</link>. The + default is a '~' but this may interfere with some software. Use this option to set + it to whatever you prefer. This is effective only when mangling method is hash.</para> +</description> +<value type="default">~</value> +<value type="example">^</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/manglingmethod.xml b/docs-xml/smbdotconf/filename/manglingmethod.xml new file mode 100644 index 0000000..559ed6c --- /dev/null +++ b/docs-xml/smbdotconf/filename/manglingmethod.xml @@ -0,0 +1,17 @@ +<samba:parameter name="mangling method" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> controls the algorithm used for the generating + the mangled names. Can take two different values, "hash" and + "hash2". "hash" is the algorithm that was + used in Samba for many years and was the default in Samba 2.2.x "hash2" is + now the default and is newer and considered a better algorithm (generates less collisions) in + the names. Many Win32 applications store the mangled names and so + changing to algorithms must not be done lightly as these applications + may break unless reinstalled.</para> +</description> +<value type="default">hash2</value> +<value type="example">hash</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/maparchive.xml b/docs-xml/smbdotconf/filename/maparchive.xml new file mode 100644 index 0000000..44f49cd --- /dev/null +++ b/docs-xml/smbdotconf/filename/maparchive.xml @@ -0,0 +1,29 @@ +<samba:parameter name="map archive" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This controls whether the DOS archive attribute + should be mapped to the UNIX owner execute bit. The DOS archive bit + is set when a file has been modified since its last backup. One + motivation for this option is to keep Samba/your PC from making + any file it touches from becoming executable under UNIX. This can + be quite annoying for shared source code, documents, etc... + </para> + + <para> + Note that this parameter will be ignored if the <smbconfoption name="store dos attributes"/> + parameter is set, as the DOS archive attribute will then be stored inside a UNIX extended + attribute. + </para> + + <para> + Note that this requires the <smbconfoption name="create mask"/> parameter to be set such that owner + execute bit is not masked out (i.e. it must include 100). See the parameter + <smbconfoption name="create mask"/> for details. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/maphidden.xml b/docs-xml/smbdotconf/filename/maphidden.xml new file mode 100644 index 0000000..3ad05a6 --- /dev/null +++ b/docs-xml/smbdotconf/filename/maphidden.xml @@ -0,0 +1,24 @@ +<samba:parameter name="map hidden" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This controls whether DOS style hidden files should be mapped to the UNIX world execute bit. + </para> + + <para> + Note that this parameter will be ignored if the <smbconfoption name="store dos attributes"/> + parameter is set, as the DOS hidden attribute will then be stored inside a UNIX extended + attribute. + </para> + + <para> + Note that this requires the <smbconfoption name="create mask"/> to be set such that the world execute + bit is not masked out (i.e. it must include 001). See the parameter <smbconfoption name="create mask"/> + for details. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/mapreadonly.xml b/docs-xml/smbdotconf/filename/mapreadonly.xml new file mode 100644 index 0000000..633b0e9 --- /dev/null +++ b/docs-xml/smbdotconf/filename/mapreadonly.xml @@ -0,0 +1,61 @@ +<samba:parameter name="map readonly" + context="S" + type="enum" + enumlist="enum_map_readonly" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This controls how the DOS read only attribute should be mapped from a UNIX filesystem. + </para> + + <para> + This parameter can take three different values, which tell <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> how to display the read only attribute on files, where either + <smbconfoption name="store dos attributes"/> is set to <constant>No</constant>, or no extended attribute is + present. If <smbconfoption name="store dos attributes"/> is set to <constant>yes</constant> then this + parameter is <emphasis>ignored</emphasis>. This is a new parameter introduced in Samba version 3.0.21. + </para> + + <para>The three settings are :</para> + + <itemizedlist> + <listitem><para> + <constant>Yes</constant> - The read only DOS attribute is mapped to the inverse of the user + or owner write bit in the unix permission mode set. If the owner write bit is not set, the + read only attribute is reported as being set on the file. + If the read only DOS attribute is set, Samba sets the owner, group and + others write bits to zero. Write bits set in an ACL are ignored by Samba. + If the read only DOS attribute is unset, Samba simply sets the write bit of the + owner to one. + </para></listitem> + + <listitem><para> + <constant>Permissions</constant> - The read only DOS attribute is mapped to the effective permissions of + the connecting user, as evaluated by <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> by reading the unix permissions and filesystem ACL (if present). + If the connecting user does not have permission to modify the file, the read only attribute + is reported as being set on the file. + </para></listitem> + + <listitem><para> + <constant>No</constant> - The read only DOS attribute is unaffected by permissions, and can only be set by + the <smbconfoption name="store dos attributes"/> method. This may be useful for exporting mounted CDs. + </para></listitem> + </itemizedlist> + + <para> + Note that this parameter will be ignored if the <smbconfoption name="store dos attributes"/> + parameter is set, as the DOS 'read-only' attribute will then be stored inside a UNIX extended + attribute. + </para> + + <para> + The default has changed to no in Samba release 4.9.0 and above to allow better Windows + fileserver compatibility in a default install. In addition the default setting of + <smbconfoption name="store dos attributes"/> has been changed to <constant>Yes</constant> + in Samba release 4.9.0 and above. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/mapsystem.xml b/docs-xml/smbdotconf/filename/mapsystem.xml new file mode 100644 index 0000000..53c11bd --- /dev/null +++ b/docs-xml/smbdotconf/filename/mapsystem.xml @@ -0,0 +1,23 @@ +<samba:parameter name="map system" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This controls whether DOS style system files should be mapped to the UNIX group execute bit. + </para> + + <para> + Note that this parameter will be ignored if the <smbconfoption name="store dos attributes"/> + parameter is set, as the DOS system attribute will then be stored inside a UNIX extended + attribute. + </para> + + <para> + Note that this requires the <smbconfoption name="create mask"/> to be set such that the group + execute bit is not masked out (i.e. it must include 010). See the parameter + <smbconfoption name="create mask"/> for details. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/maxstatcachesize.xml b/docs-xml/smbdotconf/filename/maxstatcachesize.xml new file mode 100644 index 0000000..866d74d --- /dev/null +++ b/docs-xml/smbdotconf/filename/maxstatcachesize.xml @@ -0,0 +1,18 @@ +<samba:parameter name="max stat cache size" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter limits the size in memory of any + <parameter moreinfo="none">stat cache</parameter> being used + to speed up case insensitive name mappings. It represents + the number of kilobyte (1024) units the stat cache can use. + A value of zero, meaning unlimited, is not advisable due to + increased memory usage. You should not need to change this + parameter. + </para> +</description> +<related>stat cache</related> +<value type="default">512</value> +<value type="example">100</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/preservecase.xml b/docs-xml/smbdotconf/filename/preservecase.xml new file mode 100644 index 0000000..a7eae26 --- /dev/null +++ b/docs-xml/smbdotconf/filename/preservecase.xml @@ -0,0 +1,17 @@ +<samba:parameter name="preserve case" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This controls if new filenames are created with the case that the client passes, or if + they are forced to be the <smbconfoption name="default case"/>. + </para> + + <para> + See the section on <link linkend="NAMEMANGLINGSECT">NAME MANGLING</link> for a fuller discussion. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/shortpreservecase.xml b/docs-xml/smbdotconf/filename/shortpreservecase.xml new file mode 100644 index 0000000..ecb5652 --- /dev/null +++ b/docs-xml/smbdotconf/filename/shortpreservecase.xml @@ -0,0 +1,16 @@ +<samba:parameter name="short preserve case" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This boolean parameter controls if new files which conform to 8.3 syntax, that is all in upper case and of + suitable length, are created upper case, or if they are forced to be the <smbconfoption name="default case"/>. + This option can be use with <smbconfoption name="preserve case">yes</smbconfoption> to permit long filenames + to retain their case, while short names are lowered. + </para> + + <para>See the section on <link linkend="NAMEMANGLINGSECT">NAME MANGLING</link>.</para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/statcache.xml b/docs-xml/smbdotconf/filename/statcache.xml new file mode 100644 index 0000000..2b19777 --- /dev/null +++ b/docs-xml/smbdotconf/filename/statcache.xml @@ -0,0 +1,12 @@ +<samba:parameter name="stat cache" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter determines if <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will use a cache in order to + speed up case insensitive name mappings. You should never need + to change this parameter.</para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/storedosattributes.xml b/docs-xml/smbdotconf/filename/storedosattributes.xml new file mode 100644 index 0000000..2cdaeef --- /dev/null +++ b/docs-xml/smbdotconf/filename/storedosattributes.xml @@ -0,0 +1,30 @@ +<samba:parameter name="store dos attributes" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + If this parameter is set Samba attempts to first read DOS attributes (SYSTEM, HIDDEN, ARCHIVE or + READ-ONLY) from a filesystem extended attribute, before mapping DOS attributes to UNIX permission bits (such + as occurs with <smbconfoption name="map hidden"/> and <smbconfoption name="map readonly"/>). When set, DOS + attributes will be stored onto an extended attribute in the UNIX filesystem, associated with the file or + directory. When this parameter is set it will override the parameters <smbconfoption name="map hidden"/>, + <smbconfoption name="map system"/>, <smbconfoption name="map archive"/> and <smbconfoption name="map + readonly"/> and they will behave as if they were set to off. This parameter writes the DOS attributes as a string into the extended + attribute named "user.DOSATTRIB". This extended attribute is explicitly hidden from smbd clients requesting an + EA list. On Linux the filesystem must have been mounted with the mount option user_xattr in order for + extended attributes to work, also extended attributes must be compiled into the Linux kernel. + + In Samba 3.5.0 and above the "user.DOSATTRIB" extended attribute has been extended to store + the create time for a file as well as the DOS attributes. This is done in a backwards compatible + way so files created by Samba 3.5.0 and above can still have the DOS attribute read from this + extended attribute by earlier versions of Samba, but they will not be able to read the create + time stored there. Storing the create time separately from the normal filesystem meta-data + allows Samba to faithfully reproduce NTFS semantics on top of a POSIX filesystem. + + The default has changed to yes in Samba release 4.9.0 and above to allow better Windows + fileserver compatibility in a default install. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/vetofiles.xml b/docs-xml/smbdotconf/filename/vetofiles.xml new file mode 100644 index 0000000..11bb51e --- /dev/null +++ b/docs-xml/smbdotconf/filename/vetofiles.xml @@ -0,0 +1,53 @@ +<samba:parameter name="veto files" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + This is a list of files and directories that are neither visible nor accessible. Each entry in + the list must be separated by a '/', which allows spaces to be included in the entry. '*' and '?' + can be used to specify multiple files or directories as in DOS wildcards. + </para> + + <para> + Each entry must be a unix path, not a DOS path and must <emphasis>not</emphasis> include the + unix directory separator '/'. + </para> + + <para> + Note that the <smbconfoption name="case sensitive"/> option is applicable in vetoing files. + </para> + + <para> + One feature of the veto files parameter that it is important to be aware of is Samba's behaviour when + trying to delete a directory. If a directory that is to be deleted contains nothing but veto files this + deletion will <emphasis>fail</emphasis> unless you also set the <smbconfoption name="delete veto files"/> + parameter to <parameter moreinfo="none">yes</parameter>. + </para> + + <para> + Setting this parameter will affect the performance of Samba, as it will be forced to check all files + and directories for a match as they are scanned. + </para> + + <para> + Examples of use include: +<programlisting> +; Veto any files containing the word Security, +; any ending in .tmp, and any directory containing the +; word root. +veto files = /*Security*/*.tmp/*root*/ + +; Veto the Apple specific files that a NetAtalk server +; creates. +veto files = /.AppleDouble/.bin/.AppleDesktop/Network Trash Folder/ +</programlisting> + </para> + +</description> +<related>hide files</related> +<related>case sensitive</related> + +<value type="default"><comment>No files or directories are vetoed</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/filename/vetooplockfiles.xml b/docs-xml/smbdotconf/filename/vetooplockfiles.xml new file mode 100644 index 0000000..8d6a922 --- /dev/null +++ b/docs-xml/smbdotconf/filename/vetooplockfiles.xml @@ -0,0 +1,33 @@ +<samba:parameter name="veto oplock files" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + This parameter is only valid when the <smbconfoption name="oplocks"/> + parameter is turned on for a share. It allows the Samba administrator + to selectively turn off the granting of oplocks on selected files that + match a wildcarded list, similar to the wildcarded list used in the + <smbconfoption name="veto files"/> parameter. + </para> + + + <para> + You might want to do this on files that you know will be heavily contended + for by clients. A good example of this is in the NetBench SMB benchmark + program, which causes heavy client contention for files ending in + <filename moreinfo="none">.SEM</filename>. To cause Samba not to grant + oplocks on these files you would use the line (either in the [global] + section or in the section for the particular NetBench share. + </para> + + <para> + An example of use is: +<programlisting> +veto oplock files = /.*SEM/ +</programlisting> + </para> +</description> +<value type="default"><comment>No files are vetoed for oplock grants</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/generate-context.xsl b/docs-xml/smbdotconf/generate-context.xsl new file mode 100644 index 0000000..690d103 --- /dev/null +++ b/docs-xml/smbdotconf/generate-context.xsl @@ -0,0 +1,49 @@ +<?xml version='1.0'?> +<!-- vim:set sts=2 shiftwidth=2 syntax=xml: --> +<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" + xmlns:exsl="http://exslt.org/common" + xmlns:samba="https://www.samba.org/common" + version="1.1" + extension-element-prefixes="exsl"> + +<xsl:output method="xml" omit-xml-declaration="yes"/> + +<xsl:param name="smb.context" select="'G'"/> + +<!-- This is needed to copy content unchanged --> +<xsl:template match="@*|node()"> + <xsl:copy> + <xsl:apply-templates select="@*|node()"/> + </xsl:copy> +</xsl:template> + +<xsl:template match="variablelist"> + <xsl:element name="itemizedlist"> + <xsl:apply-templates/> + </xsl:element> +</xsl:template> + +<xsl:template match="//samba:parameter"> + <xsl:variable name="name"><xsl:value-of select="translate(string(@name), + 'abcdefghijklmnopqrstuvwxyz ','ABCDEFGHIJKLMNOPQRSTUVWXYZ')"/> + </xsl:variable> + + <xsl:if test="contains(@context,$smb.context) or $smb.context='ALL'"> + <xsl:element name="listitem"> + <xsl:element name="para"> + <xsl:element name="link"> + <xsl:attribute name="linkend"> + <xsl:value-of select="$name"/> + </xsl:attribute> + <xsl:element name="parameter"> + <xsl:attribute name="moreinfo"><xsl:text>none</xsl:text></xsl:attribute> + <xsl:value-of select="@name"/> + </xsl:element> + </xsl:element> + </xsl:element> + </xsl:element> + <xsl:text> </xsl:text> + </xsl:if> +</xsl:template> + +</xsl:stylesheet> diff --git a/docs-xml/smbdotconf/generate-file-list.sh b/docs-xml/smbdotconf/generate-file-list.sh new file mode 100755 index 0000000..dd981b3 --- /dev/null +++ b/docs-xml/smbdotconf/generate-file-list.sh @@ -0,0 +1,23 @@ +#!/bin/sh +# +set -e +echo "<!DOCTYPE section [" +$(dirname $0)/../generate-pathconf-entities.sh + +echo "]>" + +DIR=. +if [ "x$1" != "x" ]; then + DIR="$1" +fi + +OLD=$(pwd) +cd $DIR + +echo "<section>" +for I in $(find . -mindepth 2 -type f -name '*.xml' | sort -t/ -k3 | xargs); do + cat $I +done +echo "</section>" + +cd $OLD diff --git a/docs-xml/smbdotconf/ldap/clientldapsaslwrapping.xml b/docs-xml/smbdotconf/ldap/clientldapsaslwrapping.xml new file mode 100644 index 0000000..21bd209 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/clientldapsaslwrapping.xml @@ -0,0 +1,41 @@ +<samba:parameter name="client ldap sasl wrapping" + context="G" + type="enum" + enumlist="enum_ldap_sasl_wrapping" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The <smbconfoption name="client ldap sasl wrapping"/> defines whether + ldap traffic will be signed or signed and encrypted (sealed). + Possible values are <emphasis>plain</emphasis>, <emphasis>sign</emphasis> + and <emphasis>seal</emphasis>. + </para> + + <para> + The values <emphasis>sign</emphasis> and <emphasis>seal</emphasis> are + only available if Samba has been compiled against a modern + OpenLDAP version (2.3.x or higher). + </para> + + <para> + This option is needed firstly to secure the privacy of + administrative connections from <command>samba-tool</command>, + including in particular new or reset passwords for users. For + this reason the default is <emphasis>seal</emphasis>.</para> + + <para>Additionally, <command>winbindd</command> and the + <command>net</command> tool can use LDAP to communicate with + Domain Controllers, so this option also controls the level of + privacy for those connections. All supported AD DC versions + will enforce the usage of at least signed LDAP connections by + default, so a value of at least <emphasis>sign</emphasis> is + required in practice. + </para> + + <para> + The default value is <emphasis>seal</emphasis>. That implies synchronizing the time + with the KDC in the case of using <emphasis>Kerberos</emphasis>. + </para> +</description> +<value type="default">seal</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapadmindn.xml b/docs-xml/smbdotconf/ldap/ldapadmindn.xml new file mode 100644 index 0000000..1f3d20f --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapadmindn.xml @@ -0,0 +1,20 @@ +<samba:parameter name="ldap admin dn" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + The <smbconfoption name="ldap admin dn"/> defines the Distinguished Name (DN) name used by Samba to contact + the ldap server when retrieving user account information. The <smbconfoption name="ldap admin dn"/> is used + in conjunction with the admin dn password stored in the <filename moreinfo="none">private/secrets.tdb</filename> + file. See the <citerefentry><refentrytitle>smbpasswd</refentrytitle> <manvolnum>8</manvolnum></citerefentry> + man page for more information on how to accomplish this. + </para> + + <para> + The <smbconfoption name="ldap admin dn"/> requires a fully specified DN. The <smbconfoption name="ldap + suffix"/> is not appended to the <smbconfoption name="ldap admin dn"/>. + </para> +</description> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapconnectiontimeout.xml b/docs-xml/smbdotconf/ldap/ldapconnectiontimeout.xml new file mode 100644 index 0000000..b176897 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapconnectiontimeout.xml @@ -0,0 +1,21 @@ +<samba:parameter name="ldap connection timeout" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter tells the LDAP library calls which timeout in seconds + they should honor during initial connection establishments to LDAP servers. + It is very useful in failover scenarios in particular. If one or more LDAP + servers are not reachable at all, we do not have to wait until TCP + timeouts are over. This feature must be supported by your LDAP library. + </para> + + <para> + This parameter is different from <smbconfoption name="ldap timeout"/> + which affects operations on LDAP servers using an existing connection + and not establishing an initial connection. + </para> +</description> +<value type="default">2</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapdeletedn.xml b/docs-xml/smbdotconf/ldap/ldapdeletedn.xml new file mode 100644 index 0000000..47ffad8 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapdeletedn.xml @@ -0,0 +1,13 @@ +<samba:parameter name="ldap delete dn" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> This parameter specifies whether a delete + operation in the ldapsam deletes the complete entry or only the attributes + specific to Samba. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapderef.xml b/docs-xml/smbdotconf/ldap/ldapderef.xml new file mode 100644 index 0000000..920d1ae --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapderef.xml @@ -0,0 +1,23 @@ +<samba:parameter name="ldap deref" + context="G" + type="enum" + enumlist="enum_ldap_deref" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + +<description> + + <para>This option controls whether Samba should tell the LDAP library + to use a certain alias dereferencing method. The default is + <emphasis>auto</emphasis>, which means that the default setting of the + ldap client library will be kept. Other possible values are + <emphasis>never</emphasis>, <emphasis>finding</emphasis>, + <emphasis>searching</emphasis> and <emphasis>always</emphasis>. Grab + your LDAP manual for more information. + </para> + +</description> + +<value type="default">auto</value> +<value type="example">searching</value> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapfollowreferral.xml b/docs-xml/smbdotconf/ldap/ldapfollowreferral.xml new file mode 100644 index 0000000..3130a7b --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapfollowreferral.xml @@ -0,0 +1,23 @@ +<samba:parameter name="ldap follow referral" + context="G" + type="enum" + enumlist="enum_bool_auto" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + +<description> + + <para>This option controls whether to follow LDAP referrals or not when + searching for entries in the LDAP database. Possible values are + <emphasis>on</emphasis> to enable following referrals, + <emphasis>off</emphasis> to disable this, and + <emphasis>auto</emphasis>, to use the libldap default settings. + libldap's choice of following referrals or not is set in + /etc/openldap/ldap.conf with the REFERRALS parameter as documented in + ldap.conf(5).</para> + +</description> + +<value type="default">auto</value> +<value type="example">off</value> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapgroupsuffix.xml b/docs-xml/smbdotconf/ldap/ldapgroupsuffix.xml new file mode 100644 index 0000000..f11b5d5 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapgroupsuffix.xml @@ -0,0 +1,16 @@ +<samba:parameter name="ldap group suffix" + context="G" + type="string" + function="_ldap_group_suffix" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the suffix that is + used for groups when these are added to the LDAP directory. + If this parameter is unset, the value of <smbconfoption + name="ldap suffix"/> will be used instead. The suffix string is prepended to the + <smbconfoption name="ldap suffix"/> string so use a partial DN.</para> + +</description> +<value type="default"></value> +<value type="example">ou=Groups</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapidmapsuffix.xml b/docs-xml/smbdotconf/ldap/ldapidmapsuffix.xml new file mode 100644 index 0000000..e20e962 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapidmapsuffix.xml @@ -0,0 +1,15 @@ +<samba:parameter name="ldap idmap suffix" + context="G" + type="string" + function="_ldap_idmap_suffix" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameters specifies the suffix that is used when storing idmap mappings. If this parameter + is unset, the value of <smbconfoption name="ldap suffix"/> will be used instead. The suffix + string is prepended to the <smbconfoption name="ldap suffix"/> string so use a partial DN. + </para> +</description> +<value type="default"></value> +<value type="example">ou=Idmap</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapmachinesuffix.xml b/docs-xml/smbdotconf/ldap/ldapmachinesuffix.xml new file mode 100644 index 0000000..d3310ed --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapmachinesuffix.xml @@ -0,0 +1,17 @@ +<samba:parameter name="ldap machine suffix" + context="G" + type="string" + function="_ldap_machine_suffix" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + +<description> + <para> + It specifies where machines should be added to the ldap tree. If this parameter is unset, the value of + <smbconfoption name="ldap suffix"/> will be used instead. The suffix string is prepended to the + <smbconfoption name="ldap suffix"/> string so use a partial DN. + </para> +</description> + +<value type="default"/> +<value type="example">ou=Computers</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapmaxanonrequest.xml b/docs-xml/smbdotconf/ldap/ldapmaxanonrequest.xml new file mode 100644 index 0000000..61bdcec --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapmaxanonrequest.xml @@ -0,0 +1,18 @@ +<samba:parameter name="ldap max anonymous request size" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies the maximum permitted size (in bytes) + for an LDAP request received on an anonymous connection. + </para> + + <para> + If the request size exceeds this limit the request will be + rejected. + </para> +</description> +<value type="default">256000</value> +<value type="example">500000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapmaxauthrequest.xml b/docs-xml/smbdotconf/ldap/ldapmaxauthrequest.xml new file mode 100644 index 0000000..c5934f7 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapmaxauthrequest.xml @@ -0,0 +1,18 @@ +<samba:parameter name="ldap max authenticated request size" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies the maximum permitted size (in bytes) + for an LDAP request received on an authenticated connection. + </para> + + <para> + If the request size exceeds this limit the request will be + rejected. + </para> +</description> +<value type="default">16777216</value> +<value type="example">4194304</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapmaxsearchrequest.xml b/docs-xml/smbdotconf/ldap/ldapmaxsearchrequest.xml new file mode 100644 index 0000000..ebeb081 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapmaxsearchrequest.xml @@ -0,0 +1,18 @@ +<samba:parameter name="ldap max search request size" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies the maximum permitted size (in bytes) + for an LDAP search request. + </para> + + <para> + If the request size exceeds this limit the request will be + rejected. + </para> +</description> +<value type="default">256000</value> +<value type="example">4194304</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldappagesize.xml b/docs-xml/smbdotconf/ldap/ldappagesize.xml new file mode 100644 index 0000000..577ea2a --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldappagesize.xml @@ -0,0 +1,17 @@ +<samba:parameter name="ldap page size" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies the number of entries per page. + </para> + + <para>If the LDAP server supports paged results, clients can + request subsets of search results (pages) instead of the entire list. + This parameter specifies the size of these pages. + </para> +</description> +<value type="default">1000</value> +<value type="example">512</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldappasswdsync.xml b/docs-xml/smbdotconf/ldap/ldappasswdsync.xml new file mode 100644 index 0000000..42bc916 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldappasswdsync.xml @@ -0,0 +1,38 @@ +<samba:parameter name="ldap passwd sync" + context="G" + type="enum" + enumlist="enum_ldap_passwd_sync" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + +<synonym>ldap password sync</synonym> +<description> + <para> + This option is used to define whether or not Samba should sync the LDAP password with the NT + and LM hashes for normal accounts (NOT for workstation, server or domain trusts) on a password + change via SAMBA. + </para> + + <para> + The <smbconfoption name="ldap passwd sync"/> can be set to one of three values: + </para> + + <itemizedlist> + <listitem> + <para><parameter moreinfo="none">Yes</parameter> = Try + to update the LDAP, NT and LM passwords and update the pwdLastSet time.</para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">No</parameter> = Update NT and + LM passwords and update the pwdLastSet time.</para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">Only</parameter> = Only update + the LDAP password and let the LDAP server do the rest.</para> + </listitem> + </itemizedlist> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapreplicationsleep.xml b/docs-xml/smbdotconf/ldap/ldapreplicationsleep.xml new file mode 100644 index 0000000..059c77e --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapreplicationsleep.xml @@ -0,0 +1,24 @@ +<samba:parameter name="ldap replication sleep" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + When Samba is asked to write to a read-only LDAP replica, we are redirected to talk to the read-write master server. + This server then replicates our changes back to the 'local' server, however the replication might take some seconds, + especially over slow links. Certain client activities, particularly domain joins, can become confused by the 'success' + that does not immediately change the LDAP back-end's data. + </para> + + <para> + This option simply causes Samba to wait a short time, to allow the LDAP server to catch up. If you have a particularly + high-latency network, you may wish to time the LDAP replication with a network sniffer, and increase this value accordingly. + Be aware that no checking is performed that the data has actually replicated. + </para> + + <para> + The value is specified in milliseconds, the maximum value is 5000 (5 seconds). + </para> +</description> +<value type="default">1000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapsameditposix.xml b/docs-xml/smbdotconf/ldap/ldapsameditposix.xml new file mode 100644 index 0000000..e7f36e6 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapsameditposix.xml @@ -0,0 +1,91 @@ +<samba:parameter name="ldapsam:editposix" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + Editposix is an option that leverages ldapsam:trusted to make it simpler to manage a domain controller + eliminating the need to set up custom scripts to add and manage the posix users and groups. This option + will instead directly manipulate the ldap tree to create, remove and modify user and group entries. + This option also requires a running winbindd as it is used to allocate new uids/gids on user/group + creation. The allocation range must be therefore configured. + </para> + + <para> + To use this option, a basic ldap tree must be provided and the ldap suffix parameters must be properly + configured. On virgin servers the default users and groups (Administrator, Guest, Domain Users, + Domain Admins, Domain Guests) can be precreated with the command <command moreinfo="none">net sam + provision</command>. To run this command the ldap server must be running, Winbindd must be running and + the smb.conf ldap options must be properly configured. + + The typical ldap setup used with the <smbconfoption name="ldapsam:trusted">yes</smbconfoption> option + is usually sufficient to use <smbconfoption name="ldapsam:editposix">yes</smbconfoption> as well. + </para> + + <para> + An example configuration can be the following: + + <programlisting> + encrypt passwords = true + passdb backend = ldapsam + + ldapsam:trusted=yes + ldapsam:editposix=yes + + ldap admin dn = cn=admin,dc=samba,dc=org + ldap delete dn = yes + ldap group suffix = ou=groups + ldap idmap suffix = ou=idmap + ldap machine suffix = ou=computers + ldap user suffix = ou=users + ldap suffix = dc=samba,dc=org + + idmap backend = ldap:"ldap://localhost" + + idmap uid = 5000-50000 + idmap gid = 5000-50000 + </programlisting> + + This configuration assumes a directory layout like described in the following ldif: + + <programlisting> + dn: dc=samba,dc=org + objectClass: top + objectClass: dcObject + objectClass: organization + o: samba.org + dc: samba + + dn: cn=admin,dc=samba,dc=org + objectClass: simpleSecurityObject + objectClass: organizationalRole + cn: admin + description: LDAP administrator + userPassword: secret + + dn: ou=users,dc=samba,dc=org + objectClass: top + objectClass: organizationalUnit + ou: users + + dn: ou=groups,dc=samba,dc=org + objectClass: top + objectClass: organizationalUnit + ou: groups + + dn: ou=idmap,dc=samba,dc=org + objectClass: top + objectClass: organizationalUnit + ou: idmap + + dn: ou=computers,dc=samba,dc=org + objectClass: top + objectClass: organizationalUnit + ou: computers + </programlisting> + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapsamtrusted.xml b/docs-xml/smbdotconf/ldap/ldapsamtrusted.xml new file mode 100644 index 0000000..1d593e6 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapsamtrusted.xml @@ -0,0 +1,29 @@ +<samba:parameter name="ldapsam:trusted" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + By default, Samba as a Domain Controller with an LDAP backend needs to use the Unix-style NSS subsystem to + access user and group information. Due to the way Unix stores user information in /etc/passwd and /etc/group + this inevitably leads to inefficiencies. One important question a user needs to know is the list of groups he + is member of. The plain UNIX model involves a complete enumeration of the file /etc/group and its NSS + counterparts in LDAP. UNIX has optimized functions to enumerate group membership. Sadly, other functions that + are used to deal with user and group attributes lack such optimization. + </para> + + <para> + To make Samba scale well in large environments, the <smbconfoption name="ldapsam:trusted">yes</smbconfoption> + option assumes that the complete user and group database that is relevant to Samba is stored in LDAP with the + standard posixAccount/posixGroup attributes. It further assumes that the Samba auxiliary object classes are + stored together with the POSIX data in the same LDAP object. If these assumptions are met, + <smbconfoption name="ldapsam:trusted">yes</smbconfoption> can be activated and Samba can bypass the + NSS system to query user group memberships. Optimized LDAP queries can greatly speed up domain logon and + administration tasks. Depending on the size of the LDAP database a factor of 100 or more for common queries + is easily achieved. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapserverrequirestrongauth.xml b/docs-xml/smbdotconf/ldap/ldapserverrequirestrongauth.xml new file mode 100644 index 0000000..02bdd81 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapserverrequirestrongauth.xml @@ -0,0 +1,26 @@ +<samba:parameter name="ldap server require strong auth" + context="G" + type="enum" + enumlist="enum_ldap_server_require_strong_auth_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The <smbconfoption name="ldap server require strong auth"/> defines whether + the ldap server requires ldap traffic to be signed or signed and encrypted (sealed). + Possible values are <emphasis>no</emphasis>, <emphasis>allow_sasl_over_tls</emphasis> + and <emphasis>yes</emphasis>. + </para> + + <para>A value of <emphasis>no</emphasis> allows simple and sasl binds over + all transports.</para> + + <para>A value of <emphasis>allow_sasl_over_tls</emphasis> allows simple and sasl binds + (without sign or seal) over TLS encrypted connections. Unencrypted connections only + allow sasl binds with sign or seal.</para> + + <para>A value of <emphasis>yes</emphasis> allows only simple binds + over TLS encrypted connections. Unencrypted connections only + allow sasl binds with sign or seal.</para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapssl.xml b/docs-xml/smbdotconf/ldap/ldapssl.xml new file mode 100644 index 0000000..5fe67b1 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapssl.xml @@ -0,0 +1,42 @@ +<samba:parameter name="ldap ssl" + context="G" + type="enum" + enumlist="enum_ldap_ssl" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option is used to define whether or not Samba should + use SSL when connecting to the ldap server + This is <emphasis>NOT</emphasis> related to + Samba's previous SSL support which was enabled by specifying the + <command moreinfo="none">--with-ssl</command> option to the + <filename moreinfo="none">configure</filename> + script.</para> + + <para>LDAP connections should be secured where possible. This may be + done setting <emphasis>either</emphasis> this parameter to + <parameter moreinfo="none">start tls</parameter> + <emphasis>or</emphasis> by specifying <parameter moreinfo="none">ldaps://</parameter> in + the URL argument of <smbconfoption name="passdb backend"/>.</para> + + <para>The <smbconfoption name="ldap ssl"/> can be set to one of + two values:</para> + <itemizedlist> + <listitem> + <para><parameter moreinfo="none">Off</parameter> = Never + use SSL when querying the directory.</para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">start tls</parameter> = Use + the LDAPv3 StartTLS extended operation (RFC2830) for + communicating with the directory server.</para> + </listitem> + </itemizedlist> + <para> + Please note that this parameter does only affect <emphasis>rpc</emphasis> + methods. + </para> + +</description> +<value type="default">start tls</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapsuffix.xml b/docs-xml/smbdotconf/ldap/ldapsuffix.xml new file mode 100644 index 0000000..aeff0dd --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapsuffix.xml @@ -0,0 +1,17 @@ +<samba:parameter name="ldap suffix" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies the base for all ldap suffixes and for storing the sambaDomain object.</para> + + <para> + The ldap suffix will be appended to the values specified for the <smbconfoption name="ldap user suffix"/>, + <smbconfoption name="ldap group suffix"/>, <smbconfoption name="ldap machine suffix"/>, and the + <smbconfoption name="ldap idmap suffix"/>. Each of these should be given only a DN relative to the + <smbconfoption name ="ldap suffix"/>. + </para> +</description> +<value type="default"></value> +<value type="example">dc=samba,dc=org</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldaptimeout.xml b/docs-xml/smbdotconf/ldap/ldaptimeout.xml new file mode 100644 index 0000000..f421eeb --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldaptimeout.xml @@ -0,0 +1,11 @@ +<samba:parameter name="ldap timeout" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter defines the number of seconds that Samba should use as timeout for LDAP operations. + </para> +</description> +<value type="default">15</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/ldap/ldapusersuffix.xml b/docs-xml/smbdotconf/ldap/ldapusersuffix.xml new file mode 100644 index 0000000..c8455e4 --- /dev/null +++ b/docs-xml/smbdotconf/ldap/ldapusersuffix.xml @@ -0,0 +1,16 @@ +<samba:parameter name="ldap user suffix" + context="G" + type="string" + function="_ldap_user_suffix" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies where users are added to the tree. If this parameter is unset, + the value of <smbconfoption name="ldap suffix"/> will be used instead. The suffix + string is prepended to the <smbconfoption name="ldap suffix"/> string so use a partial DN. + </para> + +</description> +<value type="default"/> +<value type="example">ou=people</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/blockinglocks.xml b/docs-xml/smbdotconf/locking/blockinglocks.xml new file mode 100644 index 0000000..3c13995 --- /dev/null +++ b/docs-xml/smbdotconf/locking/blockinglocks.xml @@ -0,0 +1,25 @@ +<samba:parameter name="blocking locks" + context="S" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter controls the behavior + of <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> when given a request by a client + to obtain a byte range lock on a region of an open file, and the + request has a time limit associated with it.</para> + + <para>If this parameter is set and the lock range requested + cannot be immediately satisfied, samba will internally + queue the lock request, and periodically attempt to obtain + the lock until the timeout period expires.</para> + + <para>If this parameter is set to <constant>no</constant>, then + samba will behave as previous versions of Samba would and + will fail the lock request immediately if the lock range + cannot be obtained.</para> + +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/cscpolicy.xml b/docs-xml/smbdotconf/locking/cscpolicy.xml new file mode 100644 index 0000000..511639e --- /dev/null +++ b/docs-xml/smbdotconf/locking/cscpolicy.xml @@ -0,0 +1,23 @@ +<samba:parameter name="csc policy" + context="S" + type="enum" + enumlist="enum_csc_policy" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This stands for <emphasis>client-side caching policy</emphasis>, and specifies how clients capable of offline + caching will cache the files in the share. The valid values are: manual, documents, programs, disable. + </para> + + <para> + These values correspond to those used on Windows servers. + </para> + + <para> + For example, shares containing roaming profiles can have offline caching disabled using + <smbconfoption name="csc policy">disable</smbconfoption>. + </para> +</description> +<value type="default">manual</value> +<value type="example">programs</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/fakeoplocks.xml b/docs-xml/smbdotconf/locking/fakeoplocks.xml new file mode 100644 index 0000000..c5622ae --- /dev/null +++ b/docs-xml/smbdotconf/locking/fakeoplocks.xml @@ -0,0 +1,30 @@ +<samba:parameter name="fake oplocks" + type="boolean" + context="S" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Oplocks are the way that SMB clients get permission + from a server to locally cache file operations. If a server grants + an oplock (opportunistic lock) then the client is free to assume + that it is the only one accessing the file and it will aggressively + cache file data. With some oplock types the client may even cache + file open/close operations. This can give enormous performance benefits. + </para> + + <para>When you set <command moreinfo="none">fake oplocks = yes</command>, <citerefentry> + <refentrytitle>smbd</refentrytitle><manvolnum>8</manvolnum></citerefentry> will + always grant oplock requests no matter how many clients are using the file.</para> + + <para>It is generally much better to use the real <smbconfoption name="oplocks"/> support rather + than this parameter.</para> + + <para>If you enable this option on all read-only shares or + shares that you know will only be accessed from one client at a + time such as physically read-only media like CDROMs, you will see + a big performance improvement on many operations. If you enable + this option on shares where multiple clients may be accessing the + files read-write at the same time you can get data corruption. Use + this option carefully!</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/force_process_locks.xml b/docs-xml/smbdotconf/locking/force_process_locks.xml new file mode 100644 index 0000000..f701c0a --- /dev/null +++ b/docs-xml/smbdotconf/locking/force_process_locks.xml @@ -0,0 +1,19 @@ +<samba:parameter name="smbd force process locks" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This boolean option tells <command moreinfo="none">smbd</command> whether + to forcefully disable the use of Open File Description locks on Linux. + </para> + <para> + This option should not be changed from the default unless you know what + you're doing. + </para> + +</description> + +<related>locking</related> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/kerneloplocks.xml b/docs-xml/smbdotconf/locking/kerneloplocks.xml new file mode 100644 index 0000000..ff237ec --- /dev/null +++ b/docs-xml/smbdotconf/locking/kerneloplocks.xml @@ -0,0 +1,29 @@ +<samba:parameter name="kernel oplocks" + type="boolean" + context="S" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>For UNIXes that support kernel based <smbconfoption name="oplocks"/> + (currently only Linux), this parameter allows the use of them to be + turned on or off. However, this disables Level II oplocks for clients as + the Linux kernel does not support them properly.</para> + + <para>Kernel oplocks support allows Samba <parameter moreinfo="none">oplocks + </parameter> to be broken whenever a local UNIX process or NFS operation + accesses a file that <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> has oplocked. This allows complete + data consistency between SMB/CIFS, NFS and local file access (and is + a <emphasis>very</emphasis> cool feature :-).</para> + <para>If you do not need this interaction, you should disable the + parameter on Linux to get Level II oplocks and the associated + performance benefit.</para> + + <para>This parameter defaults to <constant>no</constant> and is translated + to a no-op on systems that do not have the necessary kernel support.</para> +</description> + +<related>oplocks</related> +<related>level2 oplocks</related> +<related>smb2 leases</related> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/kernelsharemodes.xml b/docs-xml/smbdotconf/locking/kernelsharemodes.xml new file mode 100644 index 0000000..d06f792 --- /dev/null +++ b/docs-xml/smbdotconf/locking/kernelsharemodes.xml @@ -0,0 +1,32 @@ +<samba:parameter name="kernel share modes" + type="boolean" + context="S" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter controls whether SMB share modes are + translated into file system specific sharemode calls. + </para> + + <para> + Kernel share modes provide a minimal level of interoperability + with local UNIX processes and NFS operations by preventing + access corresponding to the SMB share modes. This requires + a file system specific VFS module with proper support. + </para> + + <para> + Note that in order to use SMB2 durable file handles on a share, + you have to turn kernel share modes off. + </para> + + <para> + This parameter defaults to <constant>no</constant>. Setting + it to <constant>yes</constant> requires a file system module + that supports file system sharemodes, otherwise attempts to + access files will fail with a sharing violation. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/level2oplocks.xml b/docs-xml/smbdotconf/locking/level2oplocks.xml new file mode 100644 index 0000000..f411449 --- /dev/null +++ b/docs-xml/smbdotconf/locking/level2oplocks.xml @@ -0,0 +1,40 @@ +<samba:parameter name="level2 oplocks" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter controls whether Samba supports + level2 (read-only) oplocks on a share.</para> + + <para>Level2, or read-only oplocks allow Windows NT clients + that have an oplock on a file to downgrade from a read-write oplock + to a read-only oplock once a second client opens the file (instead + of releasing all oplocks on a second open, as in traditional, + exclusive oplocks). This allows all openers of the file that + support level2 oplocks to cache the file for read-ahead only (ie. + they may not cache writes or lock requests) and increases performance + for many accesses of files that are not commonly written (such as + application .EXE files).</para> + + <para>Once one of the clients which have a read-only oplock + writes to the file all clients are notified (no reply is needed + or waited for) and told to break their oplocks to "none" and + delete any read-ahead caches.</para> + + <para>It is recommended that this parameter be turned on to + speed access to shared executables.</para> + + <para>For more discussions on level2 oplocks see the CIFS spec.</para> + + <para> + Currently, if <smbconfoption name="kernel oplocks"/> are supported then + level2 oplocks are not granted (even if this parameter is set to + <constant>yes</constant>). Note also, the <smbconfoption name="oplocks"/> + parameter must be set to <constant>yes</constant> on this share in order for + this parameter to have any effect.</para> +</description> + +<related>oplocks</related> +<related>kernel oplocks</related> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/locking.xml b/docs-xml/smbdotconf/locking/locking.xml new file mode 100644 index 0000000..15bc98d --- /dev/null +++ b/docs-xml/smbdotconf/locking/locking.xml @@ -0,0 +1,29 @@ +<samba:parameter name="locking" + type="boolean" + context="S" + parm="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This controls whether or not locking will be + performed by the server in response to lock requests from the + client.</para> + + <para>If <command moreinfo="none">locking = no</command>, all lock and unlock + requests will appear to succeed and all lock queries will report + that the file in question is available for locking.</para> + + <para>If <command moreinfo="none">locking = yes</command>, real locking will be performed + by the server.</para> + + <para>This option <emphasis>may</emphasis> be useful for read-only + filesystems which <emphasis>may</emphasis> not need locking (such as + CDROM drives), although setting this parameter of <constant>no</constant> + is not really recommended even in this case.</para> + + <para>Be careful about disabling locking either globally or in a + specific service, as lack of locking may result in data corruption. + You should never need to set this parameter.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/lockspintime.xml b/docs-xml/smbdotconf/locking/lockspintime.xml new file mode 100644 index 0000000..692b4de --- /dev/null +++ b/docs-xml/smbdotconf/locking/lockspintime.xml @@ -0,0 +1,15 @@ +<samba:parameter name="lock spin time" + type="integer" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The time in milliseconds that smbd should + keep waiting to see if a failed lock request can + be granted. This parameter has changed in default + value from Samba 3.0.23 from 10 to 200. The associated + <command moreinfo="none">lock spin count</command> parameter is + no longer used in Samba 3.0.24. You should not need + to change the value of this parameter.</para> +</description> +<value type="default">200</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/oplockbreakwaittime.xml b/docs-xml/smbdotconf/locking/oplockbreakwaittime.xml new file mode 100644 index 0000000..f07b6c9 --- /dev/null +++ b/docs-xml/smbdotconf/locking/oplockbreakwaittime.xml @@ -0,0 +1,18 @@ +<samba:parameter name="oplock break wait time" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + This is a tuning parameter added due to bugs in both Windows 9x and WinNT. If Samba responds to a client too + quickly when that client issues an SMB that can cause an oplock break request, then the network client can + fail and not respond to the break request. This tuning parameter (which is set in milliseconds) is the amount + of time Samba will wait before sending an oplock break request to such (broken) clients. + </para> + + <warning><para> + DO NOT CHANGE THIS PARAMETER UNLESS YOU HAVE READ AND UNDERSTOOD THE SAMBA OPLOCK CODE. + </para></warning> +</description> +<value type="default">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/oplocks.xml b/docs-xml/smbdotconf/locking/oplocks.xml new file mode 100644 index 0000000..1d72649 --- /dev/null +++ b/docs-xml/smbdotconf/locking/oplocks.xml @@ -0,0 +1,30 @@ +<samba:parameter name="oplocks" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This boolean option tells <command moreinfo="none">smbd</command> whether to + issue oplocks (opportunistic locks) to file open requests on this + share. The oplock code can dramatically (approx. 30% or more) improve + the speed of access to files on Samba servers. It allows the clients + to aggressively cache files locally and you may want to disable this + option for unreliable network environments (it is turned on by + default in Windows NT Servers). + </para> + + <para> + Oplocks may be selectively turned off on certain files with a share. See + the <smbconfoption name="veto oplock files"/> parameter. On some systems + oplocks are recognized by the underlying operating system. This + allows data synchronization between all access to oplocked files, + whether it be via Samba or NFS or a local UNIX process. See the + <smbconfoption name="kernel oplocks"/> parameter for details. + </para> +</description> + +<related>kernel oplocks</related> +<related>level2 oplocks</related> +<related>smb2 leases</related> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/posixlocking.xml b/docs-xml/smbdotconf/locking/posixlocking.xml new file mode 100644 index 0000000..f38b2bd --- /dev/null +++ b/docs-xml/smbdotconf/locking/posixlocking.xml @@ -0,0 +1,17 @@ +<samba:parameter name="posix locking" + type="boolean" + context="S" + parm="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The <citerefentry><refentrytitle>smbd</refentrytitle> <manvolnum>8</manvolnum></citerefentry> + daemon maintains an database of file locks obtained by SMB clients. The default behavior is + to map this internal database to POSIX locks. This means that file locks obtained by SMB clients are + consistent with those seen by POSIX compliant applications accessing the files via a non-SMB + method (e.g. NFS or local file access). It is very unlikely that you need to set this parameter + to "no", unless you are sharing from an NFS mount, which is not a good idea in the first place. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/smb2leases.xml b/docs-xml/smbdotconf/locking/smb2leases.xml new file mode 100644 index 0000000..89ff307 --- /dev/null +++ b/docs-xml/smbdotconf/locking/smb2leases.xml @@ -0,0 +1,24 @@ +<samba:parameter name="smb2 leases" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This boolean option tells <command moreinfo="none">smbd</command> whether to + globally negotiate SMB2 leases on file open requests. Leasing is an SMB2-only + feature which allows clients to aggressively cache files locally above and + beyond the caching allowed by SMB1 oplocks. + </para> + + <para> + This is only available with <smbconfoption name="oplocks">yes</smbconfoption> + and <smbconfoption name="kernel oplocks">no</smbconfoption>. + </para> + +</description> + +<related>oplocks</related> +<related>kernel oplocks</related> +<related>level2 oplocks</related> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/locking/strictlocking.xml b/docs-xml/smbdotconf/locking/strictlocking.xml new file mode 100644 index 0000000..89a1bf7 --- /dev/null +++ b/docs-xml/smbdotconf/locking/strictlocking.xml @@ -0,0 +1,31 @@ +<samba:parameter name="strict locking" + context="S" + type="enum" + enumlist="enum_bool_auto" + parm="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is an enumerated type that controls the handling of file locking in the server. When this is set to <constant>yes</constant>, + the server will check every read and write access for file locks, and deny access if locks exist. This can be slow on + some systems. + </para> + + <para> + When strict locking is set to Auto (the default), the server performs file lock checks only on non-oplocked files. + As most Windows redirectors perform file locking checks locally on oplocked files this is a good trade off for + improved performance. + </para> + + <para> + When strict locking is disabled, the server performs file lock checks only when the client explicitly asks for them. + </para> + + <para> + Well-behaved clients always ask for lock checks when it is important. So in the vast majority of cases, + <command moreinfo="none">strict locking = Auto</command> or + <command moreinfo="none">strict locking = no</command> is acceptable. + </para> +</description> +<value type="default">Auto</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/debugclass.xml b/docs-xml/smbdotconf/logging/debugclass.xml new file mode 100644 index 0000000..eee3cc5 --- /dev/null +++ b/docs-xml/smbdotconf/logging/debugclass.xml @@ -0,0 +1,17 @@ +<samba:parameter name="debug class" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + With this boolean parameter enabled, the debug class (DBGC_CLASS) + will be displayed in the debug header. + </para> + <para> + For more information about currently available debug classes, see + section about <smbconfoption name="log level"/>. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/debughirestimestamp.xml b/docs-xml/smbdotconf/logging/debughirestimestamp.xml new file mode 100644 index 0000000..79d928a --- /dev/null +++ b/docs-xml/smbdotconf/logging/debughirestimestamp.xml @@ -0,0 +1,18 @@ +<samba:parameter name="debug hires timestamp" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Sometimes the timestamps in the log messages are needed with a resolution of higher that seconds, this + boolean parameter adds microsecond resolution to the timestamp message header when turned on. + </para> + + <para> + Note that the parameter <smbconfoption name="debug timestamp"/> or + <smbconfoption name="debug syslog format"/> must be on for this to have an effect. + </para> + +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/debugpid.xml b/docs-xml/smbdotconf/logging/debugpid.xml new file mode 100644 index 0000000..8e6436c --- /dev/null +++ b/docs-xml/smbdotconf/logging/debugpid.xml @@ -0,0 +1,18 @@ +<samba:parameter name="debug pid" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + When using only one log file for more then one forked <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry>-process there may be hard to follow which process outputs which + message. This boolean parameter is adds the process-id to the timestamp message headers in the + logfile when turned on. + </para> + + <para> + Note that the parameter <smbconfoption name="debug timestamp"/> must be on for this to have an effect. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/debugprefixtimestamp.xml b/docs-xml/smbdotconf/logging/debugprefixtimestamp.xml new file mode 100644 index 0000000..0a004d4 --- /dev/null +++ b/docs-xml/smbdotconf/logging/debugprefixtimestamp.xml @@ -0,0 +1,18 @@ +<samba:parameter name="debug prefix timestamp" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + With this option enabled, the timestamp message header is prefixed to the debug message without the + filename and function information that is included with the <smbconfoption name="debug timestamp"/> + parameter. This gives timestamps to the messages without adding an additional line. + </para> + + <para> + Note that this parameter overrides the <smbconfoption name="debug timestamp"/> parameter. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/debugsyslogformat.xml b/docs-xml/smbdotconf/logging/debugsyslogformat.xml new file mode 100644 index 0000000..ee1627d --- /dev/null +++ b/docs-xml/smbdotconf/logging/debugsyslogformat.xml @@ -0,0 +1,33 @@ +<samba:parameter name="debug syslog format" + context="G" + type="enum" + enumlist="enum_debug_syslog_format" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + With this option enabled (<constant>yes</constant> (alias + <constant>in_logs</constant>) or + <constant>always</constant>), debug messages are printed in a + single-line format like that traditionally produced by syslog. + The timestamp consists of an abbreviated month, space-padded date, + and time including seconds. This is followed by the hostname and + the program name, with the process-ID in square brackets. + </para> + + <para>The value <constant>always</constant> produces this log + format even to <constant>STDOUT</constant> or + <constant>STDERR</constant> + </para> + + <para>The value <constant>no</constant> defers to other parameters + and typically produces traditional two-line Samba logs to log files. + </para> + + <para> + If <smbconfoption name="debug hires timestamp"/> is also enabled + then an RFC5424 timestamp is used instead. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/debugtraceid.xml b/docs-xml/smbdotconf/logging/debugtraceid.xml new file mode 100644 index 0000000..61a451d --- /dev/null +++ b/docs-xml/smbdotconf/logging/debugtraceid.xml @@ -0,0 +1,13 @@ +<samba:parameter name="winbind debug traceid" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + With this boolean parameter enabled, the per request unique traceid + will be displayed in the debug header for winbind processes. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/debuguid.xml b/docs-xml/smbdotconf/logging/debuguid.xml new file mode 100644 index 0000000..1dd1dbf --- /dev/null +++ b/docs-xml/smbdotconf/logging/debuguid.xml @@ -0,0 +1,16 @@ +<samba:parameter name="debug uid" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Samba is sometimes run as root and sometime run as the connected user, this boolean parameter inserts the + current euid, egid, uid and gid to the timestamp message headers in the log file if turned on. + </para> + + <para> + Note that the parameter <smbconfoption name="debug timestamp"/> must be on for this to have an effect. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/ldapdebuglevel.xml b/docs-xml/smbdotconf/logging/ldapdebuglevel.xml new file mode 100644 index 0000000..2092b7d --- /dev/null +++ b/docs-xml/smbdotconf/logging/ldapdebuglevel.xml @@ -0,0 +1,28 @@ +<samba:parameter name="ldap debug level" + type="integer" + context="G" + handler="handle_ldap_debug_level" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter controls the debug level of the LDAP library + calls. In the case of OpenLDAP, it is the same + bit-field as understood by the server and documented in the + <citerefentry> + <refentrytitle>slapd.conf</refentrytitle> + <manvolnum>5</manvolnum> + </citerefentry> + manpage. + A typical useful value will be + <emphasis>1</emphasis> for tracing function calls. + </para> + <para> + The debug output from the LDAP libraries appears with the + prefix [LDAP] in Samba's logging output. + The level at which LDAP logging is printed is controlled by the + parameter <parameter>ldap debug threshold</parameter>. + </para> +</description> +<value type="default">0</value> +<value type="example">1</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/ldapdebugthreshold.xml b/docs-xml/smbdotconf/logging/ldapdebugthreshold.xml new file mode 100644 index 0000000..2783ac9 --- /dev/null +++ b/docs-xml/smbdotconf/logging/ldapdebugthreshold.xml @@ -0,0 +1,15 @@ +<samba:parameter name="ldap debug threshold" + type="integer" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter controls the Samba debug level at which + the ldap library debug output is + printed in the Samba logs. See the description of + <parameter>ldap debug level</parameter> for details. + </para> +</description> +<value type="default">10</value> +<value type="example">5</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/logfile.xml b/docs-xml/smbdotconf/logging/logfile.xml new file mode 100644 index 0000000..07762ee --- /dev/null +++ b/docs-xml/smbdotconf/logging/logfile.xml @@ -0,0 +1,18 @@ +<samba:parameter name="log file" + context="G" + type="string" + function="logfile" + handler="handle_logfile" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option allows you to override the name of the Samba log file (also known as the debug file). + </para> + + <para> + This option takes the standard substitutions, allowing you to have separate log files for each user or machine. + </para> +</description> +<value type="example">/usr/local/samba/var/log.%m</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/logging.xml b/docs-xml/smbdotconf/logging/logging.xml new file mode 100644 index 0000000..0ab2c1f --- /dev/null +++ b/docs-xml/smbdotconf/logging/logging.xml @@ -0,0 +1,45 @@ +<samba:parameter name="logging" + type="string" + context="G" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>This parameter configures logging backends. Multiple + backends can be specified at the same time, with different log + levels for each backend. The parameter is a list of backends, + where each backend is specified as backend[:option][@loglevel].</para> + + <para>The 'option' parameter can be used to pass backend-specific + options.</para> + + <para>The log level for a backend is optional, if it is not set for + a backend, all messages are sent to this backend. The parameter + <smbconfoption name="log level"/> determines overall log levels, + while the log levels specified here define what is sent to the + individual backends.</para> + + <para>When <smbconfoption name="logging"/> is set, it overrides the + <smbconfoption name="syslog"/> and <smbconfoption name="syslog + only"/> parameters.</para> + + <para>Some backends are only available when Samba has been compiled + with the additional libraries. The overall list of logging backends:</para> + + <itemizedlist> + <listitem><para><parameter moreinfo="none">syslog</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">file</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">systemd</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">lttng</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">gpfs</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">ringbuf</parameter></para></listitem> + </itemizedlist> + + <para>The <parameter moreinfo="none">ringbuf</parameter> backend supports an + optional size argument to change the buffer size used, the default is 1 MB: + <parameter moreinfo="none">ringbuf:size=NBYTES</parameter></para> + +</description> +<value type="default"></value> +<value type="example">syslog@1 file</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/loglevel.xml b/docs-xml/smbdotconf/logging/loglevel.xml new file mode 100644 index 0000000..434c5d0 --- /dev/null +++ b/docs-xml/smbdotconf/logging/loglevel.xml @@ -0,0 +1,171 @@ +<samba:parameter name="log level" + type="string" + context="G" + handler="handle_debug_list" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>debuglevel</synonym> +<description> + <para> + The value of the parameter (a string) allows the debug level (logging level) to be specified in the + <filename moreinfo="none">smb.conf</filename> file. + </para> + + <para>This parameter has been extended since the 2.2.x + series, now it allows one to specify the debug level for multiple + debug classes and distinct logfiles for debug classes. This is to give + greater flexibility in the configuration of the system. The following + debug classes are currently implemented: + </para> + + <itemizedlist> + <listitem><para><parameter moreinfo="none">all</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">tdb</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">printdrivers</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">lanman</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">smb</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">rpc_parse</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">rpc_srv</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">rpc_cli</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">passdb</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">sam</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">auth</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">winbind</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">vfs</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">idmap</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">quota</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">acls</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">locking</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">msdfs</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dmapi</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">registry</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">scavenger</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dns</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">ldb</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">tevent</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">auth_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">auth_json_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">kerberos</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">drs_repl</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">smb2</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">smb2_credits</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dsdb_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dsdb_json_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dsdb_password_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dsdb_password_json_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dsdb_transaction_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dsdb_transaction_json_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dsdb_group_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dsdb_group_json_audit</parameter></para></listitem> + </itemizedlist> + + <para>Various modules register dynamic debug classes at first usage:</para> + <itemizedlist> + <listitem><para><parameter moreinfo="none">catia</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">dfs_samba4</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">extd_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">fileid</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">fruit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">full_audit</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">media_harmony</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">preopen</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">recycle</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">shadow_copy</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">shadow_copy</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">unityed_media</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">virusfilter</parameter></para></listitem> + </itemizedlist> + + <para>To configure the logging for specific classes to go into a different + file then <smbconfoption name="log file"/>, you can append + <emphasis>@PATH</emphasis> to the class, eg <parameter>log level = 1 + full_audit:1@/var/log/audit.log</parameter>.</para> + + <para>Authentication and authorization audit information is logged + under the <parameter>auth_audit</parameter>, and if Samba was not compiled with + --without-json, a JSON representation is logged under + <parameter>auth_json_audit</parameter>.</para> + + <para>Support is comprehensive for all authentication and authorisation + of user accounts in the Samba Active Directory Domain Controller, + as well as the implicit authentication in password changes. In + the file server, NTLM authentication, SMB and RPC authorization is + covered.</para> + + <para>Log levels for <parameter>auth_audit</parameter> and + <parameter>auth_audit_json</parameter> are:</para> + <itemizedlist> + <listitem><para>2: Authentication Failure</para></listitem> + <listitem><para>3: Authentication Success</para></listitem> + <listitem><para>4: Authorization Success</para></listitem> + <listitem><para>5: Anonymous Authentication and Authorization Success</para></listitem> + </itemizedlist> + + <para>Changes to the AD DC <command moreinfo="none">sam.ldb</command> + database are logged under the <parameter>dsdb_audit</parameter> + and a JSON representation is logged under + <parameter>dsdb_json_audit</parameter>.</para> + + <para>Group membership changes to the AD DC <command + moreinfo="none">sam.ldb</command> database are logged under the + <parameter>dsdb_group_audit</parameter> and a JSON representation + is logged under + <parameter>dsdb_group_json_audit</parameter>.</para> + + <para>Log levels for <parameter>dsdb_audit</parameter>, + <parameter>dsdb_json_audit</parameter>, + <parameter>dsdb_group_audit</parameter>, + <parameter>dsdb_group_json_audit</parameter> and + <parameter>dsdb_json_audit</parameter> are:</para> + <itemizedlist> + <listitem><para>5: Database modifications</para></listitem> + <listitem><para>5: Replicated updates from another DC</para></listitem> + </itemizedlist> + + <para>Password changes and Password resets in the AD DC are logged + under <parameter>dsdb_password_audit</parameter> and a JSON + representation is logged under the + <parameter>dsdb_password_json_audit</parameter>. Password changes + will also appears as authentication events via + <parameter>auth_audit</parameter> and + <parameter>auth_audit_json</parameter>.</para> + + <para>Log levels for <parameter>dsdb_password_audit</parameter> and + <parameter>dsdb_password_json_audit</parameter> are:</para> + <itemizedlist> + <listitem><para>5: Successful password changes and resets</para></listitem> + </itemizedlist> + + <para>Transaction rollbacks and prepare commit failures are logged under + the <parameter>dsdb_transaction_audit</parameter> and a JSON representation is logged under the + <parameter>dsdb_transaction_json_audit</parameter>. </para> + + <para>Log levels for <parameter>dsdb_transaction_audit</parameter> and + <parameter>dsdb_transaction_json</parameter> are:</para> + + <itemizedlist> + <listitem><para>5: Transaction failure (rollback)</para></listitem> + <listitem><para>10: Transaction success (commit)</para></listitem> + </itemizedlist> + + <para>Transaction roll-backs are possible in Samba, and whilst + they rarely reflect anything more than the failure of an + individual operation (say due to the add of a conflicting record), + they are possible. Audit logs are already generated and sent to + the system logs before the transaction is complete. Logging the + transaction details allows the identification of password and + <command moreinfo="none">sam.ldb</command> operations that have + been rolled back, and so have not actually persisted.</para> + + <warning><para> Changes to <command + moreinfo="none">sam.ldb</command> made locally by the <command + moreinfo="none">root</command> user with direct access to the + database are not logged to the system logs, but to the + administrator's own console. While less than ideal, any user able + to make such modifications could disable the audit logging in any + case. </para></warning> +</description> +<value type="default">0</value> +<value type="example">3 passdb:5 auth:10 winbind:2</value> +<value type="example">1 full_audit:1@/var/log/audit.log winbind:2</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/maxlogsize.xml b/docs-xml/smbdotconf/logging/maxlogsize.xml new file mode 100644 index 0000000..8a1979d --- /dev/null +++ b/docs-xml/smbdotconf/logging/maxlogsize.xml @@ -0,0 +1,17 @@ +<samba:parameter name="max log size" + type="bytes" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option (an integer in kilobytes) specifies the max size the log file should grow to. + Samba periodically checks the size and if it is exceeded it will rename the file, adding + a <filename moreinfo="none">.old</filename> extension. + </para> + + <para>A size of 0 means no limit. + </para> +</description> +<value type="default">5000</value> +<value type="example">1000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/syslog.xml b/docs-xml/smbdotconf/logging/syslog.xml new file mode 100644 index 0000000..78e694e --- /dev/null +++ b/docs-xml/smbdotconf/logging/syslog.xml @@ -0,0 +1,25 @@ +<samba:parameter name="syslog" + context="G" + type="integer" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter maps how Samba debug messages are logged onto the system syslog logging levels. + Samba debug level zero maps onto syslog <constant>LOG_ERR</constant>, debug level one maps onto + <constant>LOG_WARNING</constant>, debug level two maps onto <constant>LOG_NOTICE</constant>, + debug level three maps onto LOG_INFO. All higher levels are mapped to <constant>LOG_DEBUG</constant>. + </para> + + <para> + This parameter sets the threshold for sending messages to syslog. Only messages with debug + level less than this value will be sent to syslog. There still will be some + logging to log.[sn]mbd even if <emphasis>syslog only</emphasis> is enabled. + </para> + + <para>The <smbconfoption name="logging"/> parameter should be used + instead. When <smbconfoption name="logging"/> is set, it + overrides the <smbconfoption name="syslog"/> parameter.</para> +</description> +<value type="default">1</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/syslogonly.xml b/docs-xml/smbdotconf/logging/syslogonly.xml new file mode 100644 index 0000000..b9aea2d --- /dev/null +++ b/docs-xml/smbdotconf/logging/syslogonly.xml @@ -0,0 +1,19 @@ +<samba:parameter name="syslog only" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + If this parameter is set then Samba debug messages are logged into the system + syslog only, and not to the debug log files. There still will be some + logging to log.[sn]mbd even if <emphasis>syslog only</emphasis> is enabled. + </para> + + + <para>The <smbconfoption name="logging"/> parameter should be used + instead. When <smbconfoption name="logging"/> is set, it + overrides the <smbconfoption name="syslog only"/> parameter.</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logging/timestamplogs.xml b/docs-xml/smbdotconf/logging/timestamplogs.xml new file mode 100644 index 0000000..28003c3 --- /dev/null +++ b/docs-xml/smbdotconf/logging/timestamplogs.xml @@ -0,0 +1,14 @@ +<samba:parameter name="timestamp logs" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>debug timestamp</synonym> +<description> + <para> + Samba debug log messages are timestamped by default. If you are running at a high + <smbconfoption name="debug level"/> these timestamps can be distracting. This + boolean parameter allows timestamping to be turned off. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/abortshutdownscript.xml b/docs-xml/smbdotconf/logon/abortshutdownscript.xml new file mode 100644 index 0000000..7ce0f1f --- /dev/null +++ b/docs-xml/smbdotconf/logon/abortshutdownscript.xml @@ -0,0 +1,16 @@ +<samba:parameter name="abort shutdown script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This a full path name to a script called by <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> that + should stop a shutdown procedure issued by the <smbconfoption name="shutdown script"/>.</para> + + <para>If the connected user possesses the <constant>SeRemoteShutdownPrivilege</constant>, + right, this command will be run as root.</para> +</description> +<value type="default">""</value> +<value type="example">/sbin/shutdown -c</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/addgroupscript.xml b/docs-xml/smbdotconf/logon/addgroupscript.xml new file mode 100644 index 0000000..3b347d0 --- /dev/null +++ b/docs-xml/smbdotconf/logon/addgroupscript.xml @@ -0,0 +1,19 @@ +<samba:parameter name="add group script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is the full pathname to a script that will be run <emphasis>AS ROOT</emphasis> by <citerefentry> + <refentrytitle>smbd</refentrytitle><manvolnum>8</manvolnum></citerefentry> when a new group is requested. It + will expand any <parameter moreinfo="none">%g</parameter> to the group name passed. This script is only useful + for installations using the Windows NT domain administration tools. The script is free to create a group with + an arbitrary name to circumvent unix group name restrictions. In that case the script must print the numeric + gid of the created group on stdout. + </para> +</description> + +<value type="default"/> +<value type="example">/usr/sbin/groupadd %g</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/addmachinescript.xml b/docs-xml/smbdotconf/logon/addmachinescript.xml new file mode 100644 index 0000000..db1f5bc --- /dev/null +++ b/docs-xml/smbdotconf/logon/addmachinescript.xml @@ -0,0 +1,21 @@ +<samba:parameter name="add machine script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is the full pathname to a script that will be run by + <citerefentry><refentrytitle>smbd</refentrytitle> <manvolnum>8</manvolnum></citerefentry> when a machine is + added to Samba's domain and a Unix account matching the machine's name appended with a "$" does not + already exist. + </para> + <para>This option is very similar to the <smbconfoption + name="add user script"/>, and likewise uses the %u + substitution for the account name. Do not use the %m + substitution. </para> +</description> + +<value type="default"/> +<value type="example">/usr/sbin/adduser -n -g machines -c Machine -d /var/lib/nobody -s /bin/false %u</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/adduserscript.xml b/docs-xml/smbdotconf/logon/adduserscript.xml new file mode 100644 index 0000000..4be1146 --- /dev/null +++ b/docs-xml/smbdotconf/logon/adduserscript.xml @@ -0,0 +1,47 @@ +<samba:parameter name="add user script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is the full pathname to a script that will be run <emphasis>AS ROOT</emphasis> by + <citerefentry><refentrytitle>smbd</refentrytitle> <manvolnum>8</manvolnum></citerefentry> + under special circumstances described below. + </para> + + <para> + Normally, a Samba server requires that UNIX users are created for all users accessing + files on this server. For sites that use Windows NT account databases as their primary + user database creating these users and keeping the user list in sync with the Windows + NT PDC is an onerous task. This option allows smbd to create the required UNIX users + <emphasis>ON DEMAND</emphasis> when a user accesses the Samba server. + </para> + + <para> + When the Windows user attempts to access the Samba server, at login (session setup in + the SMB protocol) time, <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> contacts the <smbconfoption name="password server"/> + and attempts to authenticate the given user with the given password. If the authentication + succeeds then <command moreinfo="none">smbd</command> attempts to find a UNIX user in the UNIX + password database to map the Windows user into. If this lookup fails, and + <smbconfoption name="add user script"/> is set then <command moreinfo="none">smbd</command> will + call the specified script <emphasis>AS ROOT</emphasis>, expanding any + <parameter moreinfo="none">%u</parameter> argument to be the user name to create. + </para> + + <para> + If this script successfully creates the user then <command moreinfo="none">smbd</command> will + continue on as though the UNIX user already existed. In this way, UNIX users are dynamically created to + match existing Windows NT accounts. + </para> + + <para> + See also <smbconfoption name="security"/>, <smbconfoption name="password server"/>, + <smbconfoption name="delete user script"/>. + </para> +</description> + +<value type="default"/> +<value type="example">/usr/local/samba/bin/add_user %u</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/addusertogroupscript.xml b/docs-xml/smbdotconf/logon/addusertogroupscript.xml new file mode 100644 index 0000000..f6e9cc2 --- /dev/null +++ b/docs-xml/smbdotconf/logon/addusertogroupscript.xml @@ -0,0 +1,22 @@ +<samba:parameter name="add user to group script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Full path to the script that will be called when a user is added to a group using the Windows NT domain administration + tools. It will be run by <citerefentry><refentrytitle>smbd</refentrytitle> <manvolnum>8</manvolnum></citerefentry> + <emphasis>AS ROOT</emphasis>. Any <parameter moreinfo="none">%g</parameter> will be replaced with the group name and + any <parameter moreinfo="none">%u</parameter> will be replaced with the user name. + </para> + + <para> + Note that the <command>adduser</command> command used in the example below does + not support the used syntax on all systems. + </para> + +</description> +<value type="default"></value> +<value type="example">/usr/sbin/adduser %u %g</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/allownt4crypto.xml b/docs-xml/smbdotconf/logon/allownt4crypto.xml new file mode 100644 index 0000000..ee63e6c --- /dev/null +++ b/docs-xml/smbdotconf/logon/allownt4crypto.xml @@ -0,0 +1,106 @@ +<samba:parameter name="allow nt4 crypto" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option is deprecated and will be removed in future, + as it is a security problem if not set to "no" (which will be + the hardcoded behavior in future). + </para> + + <para>This option controls whether the netlogon server (currently + only in 'active directory domain controller' mode), will + reject clients which do not support NETLOGON_NEG_STRONG_KEYS + nor NETLOGON_NEG_SUPPORTS_AES.</para> + + <para>This option was added with Samba 4.2.0. It may lock out clients + which worked fine with Samba versions up to 4.1.x. as the effective default + was "yes" there, while it is "no" now.</para> + + <para>If you have clients without RequireStrongKey = 1 in the registry, + you may need to set "allow nt4 crypto = yes", until you have fixed all clients. + </para> + + <para>"allow nt4 crypto = yes" allows weak crypto to be negotiated, maybe via downgrade attacks.</para> + + <para><emphasis>Avoid using this option!</emphasis> Use explicit '<smbconfoption name="allow nt4 crypto:COMPUTERACCOUNT">yes</smbconfoption>' instead! + Which is available with the patches for + <ulink url="https://www.samba.org/samba/security/CVE-2022-38023.html">CVE-2022-38023</ulink> + see <ulink url="https://bugzilla.samba.org/show_bug.cgi?id=15240">https://bugzilla.samba.org/show_bug.cgi?id=15240</ulink></para> + + <para> + Samba will log an error in the log files at log level 0 + if legacy a client is rejected or allowed without an explicit, + '<smbconfoption name="allow nt4 crypto:COMPUTERACCOUNT">yes</smbconfoption>' option + for the client. The message will indicate + the explicit '<smbconfoption name="allow nt4 crypto:COMPUTERACCOUNT">yes</smbconfoption>' + line to be added, if the legacy client software requires it. (The log level can be adjusted with + '<smbconfoption name="CVE_2022_38023:error_debug_level">1</smbconfoption>' + in order to complain only at a higher log level). + </para> + + <para>This allows admins to use "yes" only for a short grace period, + in order to collect the explicit + '<smbconfoption name="allow nt4 crypto:COMPUTERACCOUNT">yes</smbconfoption>' options.</para> + + <para>This option is over-ridden by the effective value of 'yes' from + the '<smbconfoption name="server reject md5 schannel:COMPUTERACCOUNT"/>' + and/or '<smbconfoption name="reject md5 clients"/>' options.</para> +</description> + +<value type="default">no</value> +</samba:parameter> + +<samba:parameter name="allow nt4 crypto:COMPUTERACCOUNT" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>If you still have legacy domain members which required 'allow nt4 crypto = yes', + it is possible to specify an explicit exception per computer account + by using 'allow nt4 crypto:COMPUTERACCOUNT = yes' as option. + Note that COMPUTERACCOUNT has to be the sAMAccountName value of + the computer account (including the trailing '$' sign). + </para> + + <para> + Samba will log a complaint in the log files at log level 0 + about the security problem if the option is set to "yes", + but the related computer does not require it. + (The log level can be adjusted with + '<smbconfoption name="CVE_2022_38023:warn_about_unused_debug_level">1</smbconfoption>' + in order to complain only at a higher log level). + </para> + + <para> + Samba will log a warning in the log files at log level 5, + if a setting is still needed for the specified computer account. + </para> + + <para> + See <ulink url="https://www.samba.org/samba/security/CVE-2022-38023.html">CVE-2022-38023</ulink>, + <ulink url="https://bugzilla.samba.org/show_bug.cgi?id=15240">https://bugzilla.samba.org/show_bug.cgi?id=15240</ulink>. + </para> + + <para>This option overrides the <smbconfoption name="allow nt4 crypto"/> option.</para> + + <para>This option is over-ridden by the effective value of 'yes' from + the '<smbconfoption name="server reject md5 schannel:COMPUTERACCOUNT"/>' + and/or '<smbconfoption name="reject md5 clients"/>' options.</para> + <para>Which means '<smbconfoption name="allow nt4 crypto:COMPUTERACCOUNT">yes</smbconfoption>' + is only useful in combination with '<smbconfoption name="server reject md5 schannel:COMPUTERACCOUNT">no</smbconfoption>'</para> + + <programlisting> + allow nt4 crypto:LEGACYCOMPUTER1$ = yes + server reject md5 schannel:LEGACYCOMPUTER1$ = no + allow nt4 crypto:NASBOX$ = yes + server reject md5 schannel:NASBOX$ = no + allow nt4 crypto:LEGACYCOMPUTER2$ = yes + server reject md5 schannel:LEGACYCOMPUTER2$ = no + </programlisting> +</description> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/autheventnotification.xml b/docs-xml/smbdotconf/logon/autheventnotification.xml new file mode 100644 index 0000000..87ccf02 --- /dev/null +++ b/docs-xml/smbdotconf/logon/autheventnotification.xml @@ -0,0 +1,29 @@ +<samba:parameter name="auth event notification" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>When enabled, this option causes Samba (acting as an + Active Directory Domain Controller) to stream authentication + events across the internal message bus. Scripts built using + Samba's python bindings can listen to these events by + registering as the service + <filename moreinfo="none">auth_event</filename>.</para> + + <para>This is <emphasis>not</emphasis> needed for the audit + logging described in <smbconfoption name="log level"/>.</para> + + <para>Instead, this should instead be considered a developer + option (it assists in the Samba testsuite) rather than a + facility for external auditing, as message delivery is not + guaranteed (a feature that the testsuite works around).</para> + + <para>The authentication events are also logged via the normal + logging methods when the <smbconfoption name="log level"/> is + set appropriately, say to + <command moreinfo="none">auth_json_audit:3</command>.</para> + +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/deletegroupscript.xml b/docs-xml/smbdotconf/logon/deletegroupscript.xml new file mode 100644 index 0000000..be8bb0d --- /dev/null +++ b/docs-xml/smbdotconf/logon/deletegroupscript.xml @@ -0,0 +1,15 @@ +<samba:parameter name="delete group script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is the full pathname to a script that will + be run <emphasis>AS ROOT</emphasis> by <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> when a group is requested to be deleted. + It will expand any <parameter moreinfo="none">%g</parameter> to the group name passed. + This script is only useful for installations using the Windows NT domain administration tools. + </para> +</description> +<value type="default"></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/deleteuserfromgroupscript.xml b/docs-xml/smbdotconf/logon/deleteuserfromgroupscript.xml new file mode 100644 index 0000000..1654a09 --- /dev/null +++ b/docs-xml/smbdotconf/logon/deleteuserfromgroupscript.xml @@ -0,0 +1,17 @@ +<samba:parameter name="delete user from group script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Full path to the script that will be called when + a user is removed from a group using the Windows NT domain administration + tools. It will be run by <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> <emphasis>AS ROOT</emphasis>. + Any <parameter moreinfo="none">%g</parameter> will be replaced with the group name and + any <parameter moreinfo="none">%u</parameter> will be replaced with the user name. +</para> +</description> +<value type="default"/> +<value type="example">/usr/sbin/deluser %u %g</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/deleteuserscript.xml b/docs-xml/smbdotconf/logon/deleteuserscript.xml new file mode 100644 index 0000000..22897cb --- /dev/null +++ b/docs-xml/smbdotconf/logon/deleteuserscript.xml @@ -0,0 +1,22 @@ +<samba:parameter name="delete user script" + type="string" + context="G" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is the full pathname to a script that will + be run by <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> when managing users + with remote RPC (NT) tools. + </para> + + <para>This script is called when a remote client removes a user + from the server, normally using 'User Manager for Domains' or + <command moreinfo="none">rpcclient</command>.</para> + + <para>This script should delete the given UNIX username.</para> +</description> + +<value type="default"></value> +<value type="example">/usr/local/samba/bin/del_user %u</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/domainlogons.xml b/docs-xml/smbdotconf/logon/domainlogons.xml new file mode 100644 index 0000000..7f84975 --- /dev/null +++ b/docs-xml/smbdotconf/logon/domainlogons.xml @@ -0,0 +1,25 @@ +<samba:parameter name="domain logons" + context="G" + type="boolean" + function="_domain_logons" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter has been deprecated since Samba 4.13 and + support for NT4-style domain logons(as distinct from the Samba + AD DC) will be removed in a future Samba release.</para> + <para>That is, in the future, the current default of + <command>domain logons = no</command> + will be the enforced behaviour.</para> + <para> + If set to <constant>yes</constant>, the Samba server will + provide the netlogon service for Windows 9X network logons for the + <smbconfoption name="workgroup"/> it is in. + This will also cause the Samba server to act as a domain + controller for NT4 style domain services. For more details on + setting up this feature see the Domain Control chapter of the + Samba HOWTO Collection. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/enableprivileges.xml b/docs-xml/smbdotconf/logon/enableprivileges.xml new file mode 100644 index 0000000..9e28457 --- /dev/null +++ b/docs-xml/smbdotconf/logon/enableprivileges.xml @@ -0,0 +1,26 @@ +<samba:parameter name="enable privileges" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This deprecated parameter controls whether or not smbd will honor privileges assigned to specific SIDs via either + <command>net rpc rights</command> or one of the Windows user and group manager tools. This parameter is + enabled by default. It can be disabled to prevent members of the Domain Admins group from being able to + assign privileges to users or groups which can then result in certain smbd operations running as root that + would normally run under the context of the connected user. + </para> + + <para> + An example of how privileges can be used is to assign the right to join clients to a Samba controlled + domain without providing root access to the server via smbd. + </para> + + <para> + Please read the extended description provided in the Samba HOWTO documentation. + </para> + +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/initlogondelay.xml b/docs-xml/smbdotconf/logon/initlogondelay.xml new file mode 100644 index 0000000..0cdbcd0 --- /dev/null +++ b/docs-xml/smbdotconf/logon/initlogondelay.xml @@ -0,0 +1,14 @@ +<samba:parameter name="init logon delay" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies a delay in milliseconds for the hosts configured + for delayed initial samlogon with + <smbconfoption name="init logon delayed hosts"/>. + </para> +</description> + +<value type="default">100</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/initlogondelayedhosts.xml b/docs-xml/smbdotconf/logon/initlogondelayedhosts.xml new file mode 100644 index 0000000..83d1ebd --- /dev/null +++ b/docs-xml/smbdotconf/logon/initlogondelayedhosts.xml @@ -0,0 +1,20 @@ +<samba:parameter name="init logon delayed hosts" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter takes a list of host names, addresses or networks for + which the initial samlogon reply should be delayed (so other DCs get + preferred by XP workstations if there are any). + </para> + + <para> + The length of the delay can be specified with the + <smbconfoption name="init logon delay"/> parameter. + </para> +</description> + +<value type="default"></value> +<value type="example">150.203.5. myhost.mynet.de</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/logondrive.xml b/docs-xml/smbdotconf/logon/logondrive.xml new file mode 100644 index 0000000..9767693 --- /dev/null +++ b/docs-xml/smbdotconf/logon/logondrive.xml @@ -0,0 +1,18 @@ +<samba:parameter name="logon drive" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies the local path to which the home directory will be + connected (see <smbconfoption name="logon home"/>) and is only used by NT + Workstations. + </para> + + <para> + Note that this option is only useful if Samba is set up as a logon server. + </para> +</description> +<value type="default"></value> +<value type="example">h:</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/logonhome.xml b/docs-xml/smbdotconf/logon/logonhome.xml new file mode 100644 index 0000000..cb5f5d5 --- /dev/null +++ b/docs-xml/smbdotconf/logon/logonhome.xml @@ -0,0 +1,56 @@ +<samba:parameter name="logon home" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies the home directory location when a Win95/98 or NT Workstation logs into a Samba PDC. + It allows you to do + </para> + + <para> + <prompt moreinfo="none">C:\></prompt><userinput moreinfo="none">NET USE H: /HOME</userinput> + </para> + + <para> + from a command prompt, for example. + </para> + + <para> + This option takes the standard substitutions, allowing you to have separate logon scripts for each user or machine. + </para> + + <para> + This parameter can be used with Win9X workstations to ensure that roaming profiles are stored in a + subdirectory of the user's home directory. This is done in the following way: + </para> + + <para> + <command moreinfo="none">logon home = \\%N\%U\profile</command> + </para> + + <para> + This tells Samba to return the above string, with substitutions made when a client requests the info, generally + in a NetUserGetInfo request. Win9X clients truncate the info to \\server\share when a user does + <command moreinfo="none">net use /home</command> but use the whole string when dealing with profiles. + </para> + + <para> + Note that in prior versions of Samba, the <smbconfoption name="logon path"/> was returned rather than + <parameter moreinfo="none">logon home</parameter>. This broke <command moreinfo="none">net use /home</command> + but allowed profiles outside the home directory. The current implementation is correct, and can be used for + profiles if you use the above trick. + </para> + + <para> + Disable this feature by setting <smbconfoption name="logon home">""</smbconfoption> - using the empty string. + </para> + + <para> + This option is only useful if Samba is set up as a logon server. + </para> +</description> + +<value type="default">\\%N\%U</value> +<value type="example">\\remote_smb_server\%U</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/logonpath.xml b/docs-xml/smbdotconf/logon/logonpath.xml new file mode 100644 index 0000000..3cc85db --- /dev/null +++ b/docs-xml/smbdotconf/logon/logonpath.xml @@ -0,0 +1,69 @@ +<samba:parameter name="logon path" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies the directory where roaming profiles (Desktop, NTuser.dat, etc) are + stored. Contrary to previous versions of these manual pages, it has nothing to do with Win 9X roaming + profiles. To find out how to handle roaming profiles for Win 9X system, see the + <smbconfoption name="logon home"/> parameter. + </para> + + <para> + This option takes the standard substitutions, allowing you to have separate logon scripts for each user or + machine. It also specifies the directory from which the "Application Data", <filename + moreinfo="none">desktop</filename>, <filename moreinfo="none">start menu</filename>, <filename + moreinfo="none">network neighborhood</filename>, <filename moreinfo="none">programs</filename> and other + folders, and their contents, are loaded and displayed on your Windows NT client. + </para> + + <para> + The share and the path must be readable by the user for the preferences and directories to be loaded onto the + Windows NT client. The share must be writeable when the user logs in for the first time, in order that the + Windows NT client can create the NTuser.dat and other directories. + Thereafter, the directories and any of the contents can, if required, be made read-only. It is not advisable + that the NTuser.dat file be made read-only - rename it to NTuser.man to achieve the desired effect (a + <emphasis>MAN</emphasis>datory profile). + </para> + + <para> + Windows clients can sometimes maintain a connection to the [homes] share, even though there is no user logged + in. Therefore, it is vital that the logon path does not include a reference to the homes share (i.e. setting + this parameter to \\%N\homes\profile_path will cause problems). + </para> + + <para> + This option takes the standard substitutions, allowing you to have separate logon scripts for each user or machine. + </para> + + <warning><para> + Do not quote the value. Setting this as <quote>\\%N\profile\%U</quote> + will break profile handling. Where the tdbsam or ldapsam passdb backend + is used, at the time the user account is created the value configured + for this parameter is written to the passdb backend and that value will + over-ride the parameter value present in the smb.conf file. Any error + present in the passdb backend account record must be edited using the + appropriate tool (pdbedit on the command-line, or any other locally + provided system tool). + </para></warning> + + <para>Note that this option is only useful if Samba is set up as a domain controller.</para> + + <para> + Disable the use of roaming profiles by setting the value of this parameter to the empty string. For + example, <smbconfoption name="logon path">""</smbconfoption>. Take note that even if the default setting + in the smb.conf file is the empty string, any value specified in the user account settings in the passdb + backend will over-ride the effect of setting this parameter to null. Disabling of all roaming profile use + requires that the user account settings must also be blank. + </para> + + <para> + An example of use is: +<programlisting> +logon path = \\PROFILESERVER\PROFILE\%U +</programlisting> + </para> +</description> +<value type="default">\\%N\%U\profile</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/logonscript.xml b/docs-xml/smbdotconf/logon/logonscript.xml new file mode 100644 index 0000000..cf02466 --- /dev/null +++ b/docs-xml/smbdotconf/logon/logonscript.xml @@ -0,0 +1,54 @@ +<samba:parameter name="logon script" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies the batch file (<filename>.bat</filename>) or NT command file + (<filename>.cmd</filename>) to be downloaded and run on a machine when a user successfully logs in. The file + must contain the DOS style CR/LF line endings. Using a DOS-style editor to create the file is recommended. + </para> + + <para> + The script must be a relative path to the <smbconfsection name="[netlogon]"/> service. If the [netlogon] + service specifies a <smbconfoption name="path"/> of <filename + moreinfo="none">/usr/local/samba/netlogon</filename>, and <smbconfoption name="logon + script">STARTUP.BAT</smbconfoption>, then the file that will be downloaded is: +<programlisting> + /usr/local/samba/netlogon/STARTUP.BAT +</programlisting> + </para> + + <para> + The contents of the batch file are entirely your choice. A suggested command would be to add <command + moreinfo="none">NET TIME \\SERVER /SET /YES</command>, to force every machine to synchronize clocks with the + same time server. Another use would be to add <command moreinfo="none">NET USE U: \\SERVER\UTILS</command> + for commonly used utilities, or +<programlisting> +<userinput>NET USE Q: \\SERVER\ISO9001_QA</userinput> +</programlisting> + for example. + </para> + + <para> + Note that it is particularly important not to allow write access to the [netlogon] share, or to grant users + write permission on the batch files in a secure environment, as this would allow the batch files to be + arbitrarily modified and security to be breached. + </para> + + <para> + This option takes the standard substitutions, allowing you to have separate logon scripts for each user or + machine. + </para> + + <para> + This option is only useful if Samba is set up as a logon server in a classic domain controller role. + If Samba is set up as an Active Directory domain controller, LDAP attribute <filename moreinfo="none">scriptPath</filename> + is used instead. For configurations where <smbconfoption name="passdb backend">ldapsam</smbconfoption> is in use, + this option only defines a default value in case LDAP attribute <filename moreinfo="none">sambaLogonScript</filename> + is missing. + </para> +</description> +<value type="default"></value> +<value type="example">scripts\%U.bat</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/rejectmd5clients.xml b/docs-xml/smbdotconf/logon/rejectmd5clients.xml new file mode 100644 index 0000000..fe7701d --- /dev/null +++ b/docs-xml/smbdotconf/logon/rejectmd5clients.xml @@ -0,0 +1,110 @@ +<samba:parameter name="reject md5 clients" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option is deprecated and will be removed in a future release, + as it is a security problem if not set to "yes" (which will be + the hardcoded behavior in the future). + </para> + + <para>This option controls whether the netlogon server (currently + only in 'active directory domain controller' mode), will + reject clients which does not support NETLOGON_NEG_SUPPORTS_AES.</para> + + <para>Support for NETLOGON_NEG_SUPPORTS_AES was added in Windows + starting with Server 2008R2 and Windows 7, it's available in Samba + starting with 4.0, however third party domain members like NetApp ONTAP + still uses RC4 (HMAC-MD5), see + <ulink url="https://www.samba.org/samba/security/CVE-2022-38023.html">https://www.samba.org/samba/security/CVE-2022-38023.html</ulink> + for more details. + </para> + + <para>The default changed from 'no' to 'yes', with the patches for + <ulink url="https://www.samba.org/samba/security/CVE-2022-38023.html">CVE-2022-38023</ulink> + see <ulink url="https://bugzilla.samba.org/show_bug.cgi?id=15240">https://bugzilla.samba.org/show_bug.cgi?id=15240</ulink>. + </para> + + <para><emphasis>Avoid using this option!</emphasis> Use an explicit per machine account + '<smbconfoption name="server reject md5 schannel:COMPUTERACCOUNT"/>' instead! + Which is available with the patches for + <ulink url="https://www.samba.org/samba/security/CVE-2022-38023.html">CVE-2022-38023</ulink> + see <ulink url="https://bugzilla.samba.org/show_bug.cgi?id=15240">https://bugzilla.samba.org/show_bug.cgi?id=15240</ulink>. + </para> + + <para> + Samba will log an error in the log files at log level 0 + if legacy a client is rejected or allowed without an explicit, + '<smbconfoption name="server reject md5 schannel:COMPUTERACCOUNT">no</smbconfoption>' option + for the client. The message will indicate + the explicit '<smbconfoption name="server reject md5 schannel:COMPUTERACCOUNT">no</smbconfoption>' + line to be added, if the legacy client software requires it. (The log level can be adjusted with + '<smbconfoption name="CVE_2022_38023:error_debug_level">1</smbconfoption>' + in order to complain only at a higher log level). + </para> + + <para>This allows admins to use "no" only for a short grace period, + in order to collect the explicit + '<smbconfoption name="server reject md5 schannel:COMPUTERACCOUNT">no</smbconfoption>' options.</para> + + <para>When set to 'yes' this option overrides the + '<smbconfoption name="allow nt4 crypto:COMPUTERACCOUNT"/>' and + '<smbconfoption name="allow nt4 crypto"/>' options and implies + '<smbconfoption name="allow nt4 crypto:COMPUTERACCOUNT">no</smbconfoption>'. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> + +<samba:parameter name="server reject md5 schannel:COMPUTERACCOUNT" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>If you still have legacy domain members or trusted domains, + which required "reject md5 clients = no" before, + it is possible to specify an explicit exception per computer account + by setting 'server reject md5 schannel:COMPUTERACCOUNT = no'. + Note that COMPUTERACCOUNT has to be the sAMAccountName value of + the computer account (including the trailing '$' sign). + </para> + + <para> + Samba will log a complaint in the log files at log level 0 + about the security problem if the option is set to "no", + but the related computer does not require it. + (The log level can be adjusted with + '<smbconfoption name="CVE_2022_38023:warn_about_unused_debug_level">1</smbconfoption>' + in order to complain only at a higher log level). + </para> + + <para> + Samba will log a warning in the log files at log level 5 + if a setting is still needed for the specified computer account. + </para> + + <para> + See <ulink url="https://www.samba.org/samba/security/CVE-2022-38023.html">CVE-2022-38023</ulink>, + <ulink url="https://bugzilla.samba.org/show_bug.cgi?id=15240">https://bugzilla.samba.org/show_bug.cgi?id=15240</ulink>. + </para> + + <para>This option overrides the <smbconfoption name="reject md5 clients"/> option.</para> + + <para>When set to 'yes' this option overrides the + '<smbconfoption name="allow nt4 crypto:COMPUTERACCOUNT"/>' and + '<smbconfoption name="allow nt4 crypto"/>' options and implies + '<smbconfoption name="allow nt4 crypto:COMPUTERACCOUNT">no</smbconfoption>'. + </para> + + <programlisting> + server reject md5 schannel:LEGACYCOMPUTER1$ = no + server reject md5 schannel:NASBOX$ = no + server reject md5 schannel:LEGACYCOMPUTER2$ = no + </programlisting> +</description> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/setprimarygroupscript.xml b/docs-xml/smbdotconf/logon/setprimarygroupscript.xml new file mode 100644 index 0000000..8d1ae36 --- /dev/null +++ b/docs-xml/smbdotconf/logon/setprimarygroupscript.xml @@ -0,0 +1,20 @@ +<samba:parameter name="set primary group script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>Thanks to the Posix subsystem in NT a Windows User has a + primary group in addition to the auxiliary groups. This script + sets the primary group in the unix user database when an + administrator sets the primary group from the windows user + manager or when fetching a SAM with <command>net rpc + vampire</command>. <parameter>%u</parameter> will be replaced + with the user whose primary group is to be set. + <parameter>%g</parameter> will be replaced with the group to + set.</para> +</description> +<value type="default"></value> +<value type="example">/usr/sbin/usermod -g '%g' '%u'</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/logon/shutdownscript.xml b/docs-xml/smbdotconf/logon/shutdownscript.xml new file mode 100644 index 0000000..ea5b65f --- /dev/null +++ b/docs-xml/smbdotconf/logon/shutdownscript.xml @@ -0,0 +1,61 @@ +<samba:parameter name="shutdown script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This a full path name to a script called by + <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> that should + start a shutdown procedure.</para> + + <para>If the connected user possesses the <constant>SeRemoteShutdownPrivilege</constant>, + right, this command will be run as root.</para> + + <para>The %z %t %r %f variables are expanded as follows:</para> + + <itemizedlist> + <listitem> + <para><parameter moreinfo="none">%z</parameter> will be substituted with the + shutdown message sent to the server.</para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">%t</parameter> will be substituted with the + number of seconds to wait before effectively starting the + shutdown procedure.</para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">%r</parameter> will be substituted with the + switch <emphasis>-r</emphasis>. It means reboot after shutdown + for NT.</para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">%f</parameter> will be substituted with the + switch <emphasis>-f</emphasis>. It means force the shutdown + even if applications do not respond for NT.</para> + </listitem> + </itemizedlist> + + <para>Shutdown script example: +<programlisting format="linespecific"> +#!/bin/bash + +time=$2 +let time="${time} / 60" +let time="${time} + 1" + +/sbin/shutdown $3 $4 +$time $1 & + +</programlisting> + Shutdown does not return so we need to launch it in background. + </para> + +</description> +<related>abort shutdown script</related> +<value type="default"></value> +<value type="example">/usr/local/samba/sbin/shutdown %m %t %r %f</value> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/addsharecommand.xml b/docs-xml/smbdotconf/misc/addsharecommand.xml new file mode 100644 index 0000000..484b591 --- /dev/null +++ b/docs-xml/smbdotconf/misc/addsharecommand.xml @@ -0,0 +1,72 @@ +<samba:parameter name="add share command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Samba 2.2.0 introduced the ability to dynamically add and delete shares via the Windows NT 4.0 Server + Manager. The <parameter moreinfo="none">add share command</parameter> is used to define an external program + or script which will add a new service definition to + <filename moreinfo="none">smb.conf</filename>. + </para> + + <para> + In order to successfully execute the + <parameter moreinfo="none">add share command</parameter>, + <command moreinfo="none">smbd</command> requires that the administrator + connects using a root account (i.e. uid == 0) or has the + <literal>SeDiskOperatorPrivilege</literal>. + Scripts defined in the <parameter moreinfo="none">add share command</parameter> + parameter are executed as root. + </para> + + <para> + When executed, <command moreinfo="none">smbd</command> will automatically invoke the + <parameter moreinfo="none">add share command</parameter> with five parameters. + </para> + + <itemizedlist> + <listitem> + <para><parameter moreinfo="none">configFile</parameter> - the location of the global <filename + moreinfo="none">smb.conf</filename> file. + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">shareName</parameter> - the name of the new share. + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">pathName</parameter> - path to an **existing** + directory on disk. + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">comment</parameter> - comment string to associate with the new + share. + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">max + connections</parameter> + Number of maximum simultaneous connections to this + share. + </para> + </listitem> + </itemizedlist> + + <para> + This parameter is only used to add file shares. To add printer shares, see the <smbconfoption + name="addprinter command"/>. + </para> +</description> + +<related>change share command</related> +<related>delete share command</related> +<value type="default"></value> +<value type="example">/usr/local/bin/addshare</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/afsshare.xml b/docs-xml/smbdotconf/misc/afsshare.xml new file mode 100644 index 0000000..fe97b58 --- /dev/null +++ b/docs-xml/smbdotconf/misc/afsshare.xml @@ -0,0 +1,15 @@ +<samba:parameter name="afs share" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter controls whether special AFS features are enabled + for this share. If enabled, it assumes that the directory exported via + the <parameter>path</parameter> parameter is a local AFS import. The + special AFS features include the attempt to hand-craft an AFS token + if you enabled --with-fake-kaserver in configure. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/afstokenlifetime.xml b/docs-xml/smbdotconf/misc/afstokenlifetime.xml new file mode 100644 index 0000000..9d6e13a --- /dev/null +++ b/docs-xml/smbdotconf/misc/afstokenlifetime.xml @@ -0,0 +1,14 @@ +<samba:parameter name="afs token lifetime" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter controls the lifetime of tokens that the AFS + fake-kaserver claims. In reality these never expire but this lifetime + controls when the afs client will forget the token. </para> + + <para>Set this parameter to 0 to get <constant>NEVERDATE</constant>.</para> +</description> + +<value type="default">604800</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/afsusernamemap.xml b/docs-xml/smbdotconf/misc/afsusernamemap.xml new file mode 100644 index 0000000..f3f7390 --- /dev/null +++ b/docs-xml/smbdotconf/misc/afsusernamemap.xml @@ -0,0 +1,19 @@ +<samba:parameter name="afs username map" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>If you are using the fake kaserver AFS feature, you might + want to hand-craft the usernames you are creating tokens for. + For example this is necessary if you have users from several domain + in your AFS Protection Database. One possible scheme to code users + as DOMAIN+User as it is done by winbind with the + as a separator. + </para> + + <para>The mapped user name must contain the cell name to log into, + so without setting this parameter there will be no token.</para> +</description> + +<value type="default"/> +<value type="example">%u@afs.samba.org</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/allowinsecurewidelinks.xml b/docs-xml/smbdotconf/misc/allowinsecurewidelinks.xml new file mode 100644 index 0000000..29c25fc --- /dev/null +++ b/docs-xml/smbdotconf/misc/allowinsecurewidelinks.xml @@ -0,0 +1,37 @@ +<samba:parameter name="allow insecure wide links" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + In normal operation the option <smbconfoption name="wide links"/> + which allows the server to follow symlinks outside of a share path + is automatically disabled when <smbconfoption name="unix extensions"/> + are enabled on a Samba server. This is done for security purposes + to prevent UNIX clients creating symlinks to areas of the server + file system that the administrator does not wish to export. + </para> + <para> + Setting <smbconfoption name="allow insecure wide links"/> to + true disables the link between these two parameters, removing + this protection and allowing a site to configure + the server to follow symlinks (by setting <smbconfoption name="wide links"/> + to "true") even when <smbconfoption name="unix extensions"/> + is turned on. + </para> + <para> + It is not recommended to enable this option unless you + fully understand the implications of allowing the server to + follow symbolic links created by UNIX clients. For most + normal Samba configurations this would be considered a security + hole and setting this parameter is not recommended. + </para> + <para> + This option was added at the request of sites who had + deliberately set Samba up in this way and needed to continue + supporting this functionality without having to patch the + Samba code. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/allowunsafeclusterupgrade.xml b/docs-xml/smbdotconf/misc/allowunsafeclusterupgrade.xml new file mode 100644 index 0000000..02398ff --- /dev/null +++ b/docs-xml/smbdotconf/misc/allowunsafeclusterupgrade.xml @@ -0,0 +1,16 @@ +<samba:parameter name="allow unsafe cluster upgrade" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If set to no (the default), smbd checks at startup if + other smbd versions are running in the cluster and refuses to + start if so. This is done to protect data corruption in + internal data structures due to incompatible Samba versions + running concurrently in the same cluster. Setting this + parameter to <value type="example">yes</value> disables this + safety check. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/asyncsmbechohandler.xml b/docs-xml/smbdotconf/misc/asyncsmbechohandler.xml new file mode 100644 index 0000000..26a4346 --- /dev/null +++ b/docs-xml/smbdotconf/misc/asyncsmbechohandler.xml @@ -0,0 +1,15 @@ +<samba:parameter name="async smb echo handler" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies whether Samba should fork the + async smb echo handler. It can be beneficial if your file + system can block syscalls for a very long time. In some + circumstances, it prolongs the timeout that Windows uses to + determine whether a connection is dead. This parameter is only for + SMB1. For SMB2 and above TCP keepalives can be used instead. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/auto_services.xml b/docs-xml/smbdotconf/misc/auto_services.xml new file mode 100644 index 0000000..d843d88 --- /dev/null +++ b/docs-xml/smbdotconf/misc/auto_services.xml @@ -0,0 +1,22 @@ +<samba:parameter name="auto services" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>preload</synonym> +<description> + <para>This is a list of services that you want to be + automatically added to the browse lists. This is most useful + for homes and printers services that would otherwise not be + visible.</para> + + <para> + Note that if you just want all printers in your + printcap file loaded then the <smbconfoption name="load printers"/> + option is easier. + </para> +</description> + +<value type="default"></value> +<value type="example">fred lp colorlp</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/available.xml b/docs-xml/smbdotconf/misc/available.xml new file mode 100644 index 0000000..6e3b70c --- /dev/null +++ b/docs-xml/smbdotconf/misc/available.xml @@ -0,0 +1,14 @@ +<samba:parameter name="available" + context="S" + type="boolean" + generated_function="0" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter lets you "turn off" a service. If + <parameter moreinfo="none">available = no</parameter>, then <emphasis>ALL</emphasis> + attempts to connect to the service will fail. Such failures are + logged.</para> + +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/cachedirectory.xml b/docs-xml/smbdotconf/misc/cachedirectory.xml new file mode 100644 index 0000000..480f31b --- /dev/null +++ b/docs-xml/smbdotconf/misc/cachedirectory.xml @@ -0,0 +1,24 @@ +<samba:parameter name="cache directory" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Usually, most of the TDB files are stored in the <parameter + moreinfo="none">lock directory</parameter>. Since Samba 3.4.0, it is + possible to differentiate between TDB files with persistent data and + TDB files with non-persistent data using the + <parameter moreinfo="none">state directory</parameter> and the + <parameter moreinfo="none">cache directory</parameter> options. + </para> + + <para>This option specifies the directory for storing TDB + files containing non-persistent data that will be kept across + service restarts. The directory should be placed on persistent + storage, but the data can be safely deleted by an + administrator. + </para> +</description> + +<value type="default">&pathconfig.CACHEDIR;</value> +<value type="example">/var/run/samba/locks/cache</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/changenotify.xml b/docs-xml/smbdotconf/misc/changenotify.xml new file mode 100644 index 0000000..9ded7ec --- /dev/null +++ b/docs-xml/smbdotconf/misc/changenotify.xml @@ -0,0 +1,13 @@ +<samba:parameter name="change notify" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies whether Samba should reply + to a client's file change notify requests. + </para> + + <para>You should never need to change this parameter</para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/changesharecommand.xml b/docs-xml/smbdotconf/misc/changesharecommand.xml new file mode 100644 index 0000000..4cc7451 --- /dev/null +++ b/docs-xml/smbdotconf/misc/changesharecommand.xml @@ -0,0 +1,80 @@ +<samba:parameter name="change share command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Samba 2.2.0 introduced the ability to dynamically add and delete shares via the Windows NT 4.0 Server +Manager. The <parameter moreinfo="none">change share command</parameter> is used to define an external +program or script which will modify an existing service definition in <filename +moreinfo="none">smb.conf</filename>. + </para> + + <para> + In order to successfully execute the + <parameter moreinfo="none">change share command</parameter>, + <command moreinfo="none">smbd</command> requires that the administrator + connects using a root account (i.e. uid == 0) or has the + <literal>SeDiskOperatorPrivilege</literal>. + Scripts defined in the <parameter moreinfo="none">change share command</parameter> + parameter are executed as root. + </para> + + <para> + When executed, <command moreinfo="none">smbd</command> will automatically invoke the + <parameter moreinfo="none">change share command</parameter> with six parameters. + </para> + + <itemizedlist> + <listitem> + <para><parameter moreinfo="none">configFile</parameter> - the location + of the global <filename moreinfo="none">smb.conf</filename> file. + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">shareName</parameter> - the name of the new + share. + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">pathName</parameter> - path to an **existing** + directory on disk. + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">comment</parameter> - comment string to associate + with the new share. + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">max + connections</parameter> + Number of maximum simultaneous connections to this + share. + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">CSC policy</parameter> - client side caching + policy in string form. Valid values are: manual, documents, programs, disable. + </para> + </listitem> + </itemizedlist> + + <para> + This parameter is only used to modify existing file share definitions. + To modify printer shares, use the "Printers..." folder as seen + when browsing the Samba host. + </para> +</description> + +<related>add share command</related> +<related>delete share command</related> +<value type="default"></value> +<value type="example">/usr/local/bin/changeshare</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/clusteraddresses.xml b/docs-xml/smbdotconf/misc/clusteraddresses.xml new file mode 100644 index 0000000..66878cd --- /dev/null +++ b/docs-xml/smbdotconf/misc/clusteraddresses.xml @@ -0,0 +1,16 @@ +<samba:parameter name="cluster addresses" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>With this parameter you can add additional addresses that + nmbd will register with a WINS server. Similarly, these + addresses will be registered by default when + <emphasis>net ads dns register</emphasis> is called with + <smbconfoption name="clustering">yes</smbconfoption> + configured.</para> +</description> + +<value type="default"></value> +<value type="example">10.0.0.1 10.0.0.2 10.0.0.3</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/clustering.xml b/docs-xml/smbdotconf/misc/clustering.xml new file mode 100644 index 0000000..cf426ec --- /dev/null +++ b/docs-xml/smbdotconf/misc/clustering.xml @@ -0,0 +1,16 @@ +<samba:parameter name="clustering" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies whether Samba should contact + ctdb for accessing its tdb files and use ctdb as a backend + for its messaging backend. + </para> + + <para>Set this parameter to <value type="example">yes</value> only if + you have a cluster setup with ctdb running. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/configfile.xml b/docs-xml/smbdotconf/misc/configfile.xml new file mode 100644 index 0000000..3b67fb0 --- /dev/null +++ b/docs-xml/smbdotconf/misc/configfile.xml @@ -0,0 +1,25 @@ +<samba:parameter name="config file" + context="G" + type="string" + function="next_configfile" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This allows you to override the config file + to use, instead of the default (usually <filename moreinfo="none">smb.conf</filename>). + There is a chicken and egg problem here as this option is set + in the config file!</para> + + <para>For this reason, if the name of the config file has changed + when the parameters are loaded then it will reload them from + the new config file.</para> + + <para>This option takes the usual substitutions, which can + be very useful.</para> + + <para>If the config file doesn't exist then it won't be loaded + (allowing you to special case the config files of just a few + clients).</para> +</description> +<value type="example">/usr/local/samba/lib/smb.conf.%m</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/copy.xml b/docs-xml/smbdotconf/misc/copy.xml new file mode 100644 index 0000000..53e899e --- /dev/null +++ b/docs-xml/smbdotconf/misc/copy.xml @@ -0,0 +1,21 @@ +<samba:parameter name="copy" + type="string" + context="S" + generated_function="0" + handler="handle_copy" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter allows you to "clone" service + entries. The specified service is simply duplicated under the + current service's name. Any parameters specified in the current + section will override those in the section being copied.</para> + + <para>This feature lets you set up a 'template' service and + create similar services easily. Note that the service being + copied must occur earlier in the configuration file than the + service doing the copying.</para> +</description> + +<value type="default"></value> +<value type="example">otherservice</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/ctdbdsocket.xml b/docs-xml/smbdotconf/misc/ctdbdsocket.xml new file mode 100644 index 0000000..2bc118b --- /dev/null +++ b/docs-xml/smbdotconf/misc/ctdbdsocket.xml @@ -0,0 +1,15 @@ +<samba:parameter name="ctdbd socket" + context="G" + type="string" + function="_ctdbd_socket" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If you set <value type="example">clustering=yes</value>, + you need to tell Samba where ctdbd listens on its unix domain + socket. The default path as of ctdb 1.0 is /tmp/ctdb.socket which + you have to explicitly set for Samba in smb.conf. + </para> +</description> +<value type="default"></value> +<value type="example">/tmp/ctdb.socket</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/ctdblocktimewarnthreshold.xml b/docs-xml/smbdotconf/misc/ctdblocktimewarnthreshold.xml new file mode 100644 index 0000000..f9da01f --- /dev/null +++ b/docs-xml/smbdotconf/misc/ctdblocktimewarnthreshold.xml @@ -0,0 +1,27 @@ +<samba:parameter name="ctdb locktime warn threshold" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + In a cluster environment using Samba and ctdb it is critical + that locks on central ctdb-hosted databases like locking.tdb + are not held for long. With the current Samba architecture + it happens that Samba takes a lock and while holding that + lock makes file system calls into the shared cluster file + system. This option makes Samba warn if it detects that it + has held locks for the specified number of milliseconds. If + this happens, <emphasis>smbd</emphasis> will emit a debug level 0 + message into its logs and potentially into syslog. The most likely + reason for such a log message is that an operation of the cluster + file system Samba exports is taking longer than expected. + The messages are meant as a debugging aid for potential + cluster problems. + </para> + + <para>The default value of 0 disables this logging.</para> + +</description> +<value type="default">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/ctdbtimeout.xml b/docs-xml/smbdotconf/misc/ctdbtimeout.xml new file mode 100644 index 0000000..b02b2c8 --- /dev/null +++ b/docs-xml/smbdotconf/misc/ctdbtimeout.xml @@ -0,0 +1,36 @@ +<samba:parameter name="ctdb timeout" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies a timeout in milliseconds for the + connection between Samba and ctdb. It is only valid if you + have compiled Samba with clustering and if you have + set <parameter>clustering=yes</parameter>. + </para> + <para>When something in the cluster blocks, it can happen that + we wait indefinitely long for ctdb, just adding to the + blocking condition. In a well-running cluster this should + never happen, but there are too many components in a cluster + that might have hickups. Choosing the right balance for this + value is very tricky, because on a busy cluster long service + times to transfer something across the cluster might be + valid. Setting it too short will degrade the service your + cluster presents, setting it too long might make the cluster + itself not recover from something severely broken for too + long. + </para> + <para> + Be aware that if you set this parameter, this needs to be in + the file smb.conf, it is not really helpful to put this into + a registry configuration (typical on a cluster), because to + access the registry contact to ctdb is required. + </para> + <para>Setting <parameter>ctdb timeout</parameter> to n makes + any process waiting longer than n milliseconds for a reply by the + cluster panic. Setting it to 0 (the default) makes Samba + block forever, which is the highly recommended default. + </para> +</description> +<value type="default">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/defaultservice.xml b/docs-xml/smbdotconf/misc/defaultservice.xml new file mode 100644 index 0000000..5420396 --- /dev/null +++ b/docs-xml/smbdotconf/misc/defaultservice.xml @@ -0,0 +1,31 @@ +<samba:parameter name="default service" + context="G" + type="string" + function="defaultservice" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>default</synonym> +<description> + <para>This parameter specifies the name of a service + which will be connected to if the service actually requested cannot + be found. Note that the square brackets are <emphasis>NOT</emphasis> + given in the parameter value (see example below).</para> + + <para>There is no default value for this parameter. If this + parameter is not given, attempting to connect to a nonexistent + service results in an error.</para> + + <para> + Typically the default service would be a <smbconfoption name="guest ok"/>, <smbconfoption + name="read only"/> service.</para> <para>Also note that the apparent service name will be changed to equal + that of the requested service, this is very useful as it allows you to use macros like <parameter + moreinfo="none">%S</parameter> to make a wildcard service. + </para> + + <para>Note also that any "_" characters in the name of the service + used in the default service will get mapped to a "/". This allows for + interesting things.</para> +</description> +<value type="default"></value> +<value type="example">pub</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/deletereadonly.xml b/docs-xml/smbdotconf/misc/deletereadonly.xml new file mode 100644 index 0000000..84390ed --- /dev/null +++ b/docs-xml/smbdotconf/misc/deletereadonly.xml @@ -0,0 +1,14 @@ +<samba:parameter name="delete readonly" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter allows readonly files to be deleted. + This is not normal DOS semantics, but is allowed by UNIX.</para> + + <para>This option may be useful for running applications such + as rcs, where UNIX file ownership prevents changing file + permissions, and DOS semantics prevent deletion of a read only file.</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/deletesharecommand.xml b/docs-xml/smbdotconf/misc/deletesharecommand.xml new file mode 100644 index 0000000..f569cd2 --- /dev/null +++ b/docs-xml/smbdotconf/misc/deletesharecommand.xml @@ -0,0 +1,52 @@ +<samba:parameter name="delete share command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Samba 2.2.0 introduced the ability to dynamically add and delete shares via the Windows NT 4.0 Server + Manager. The <parameter moreinfo="none">delete share command</parameter> is used to define an external + program or script which will remove an existing service definition from + <filename moreinfo="none">smb.conf</filename>. + </para> + + <para>In order to successfully execute the + <parameter moreinfo="none">delete share command</parameter>, + <command moreinfo="none">smbd</command> requires that the administrator + connects using a root account (i.e. uid == 0) or has the + <literal>SeDiskOperatorPrivilege</literal>. + Scripts defined in the <parameter moreinfo="none">delete share command</parameter> + parameter are executed as root. + </para> + + <para> + When executed, <command moreinfo="none">smbd</command> will automatically invoke the + <parameter moreinfo="none">delete share command</parameter> with two parameters. + </para> + + <itemizedlist> + <listitem> + <para><parameter moreinfo="none">configFile</parameter> - the location + of the global <filename moreinfo="none">smb.conf</filename> file. + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">shareName</parameter> - the name of + the existing service. + </para> + </listitem> + </itemizedlist> + + <para> + This parameter is only used to remove file shares. To delete printer shares, + see the <smbconfoption name="deleteprinter command"/>. + </para> +</description> + +<related>add share command</related> +<related>change share command</related> +<value type="default"></value> +<value type="example">/usr/local/bin/delshare</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/dfreecachetime.xml b/docs-xml/smbdotconf/misc/dfreecachetime.xml new file mode 100644 index 0000000..9679763 --- /dev/null +++ b/docs-xml/smbdotconf/misc/dfreecachetime.xml @@ -0,0 +1,26 @@ +<samba:parameter name="dfree cache time" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + The <parameter moreinfo="none">dfree cache time</parameter> should only be used on systems where a problem + occurs with the internal disk space calculations. This has been known to happen with Ultrix, but may occur + with other operating systems. The symptom that was seen was an error of "Abort Retry Ignore" at the + end of each directory listing. + </para> + + <para> + This is a new parameter introduced in Samba version 3.0.21. It specifies in seconds the time that smbd will + cache the output of a disk free query. If set to zero (the default) no caching is done. This allows a heavily + loaded server to prevent rapid spawning of <smbconfoption name="dfree command"/> scripts increasing the load. + </para> + + <para> + By default this parameter is zero, meaning no caching will be done. + </para> + +</description> +<value type="example">60</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/dfreecommand.xml b/docs-xml/smbdotconf/misc/dfreecommand.xml new file mode 100644 index 0000000..b12ee0f --- /dev/null +++ b/docs-xml/smbdotconf/misc/dfreecommand.xml @@ -0,0 +1,62 @@ +<samba:parameter name="dfree command" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + The <parameter moreinfo="none">dfree command</parameter> setting should only be used on systems where a + problem occurs with the internal disk space calculations. This has been known to happen with Ultrix, but may + occur with other operating systems. The symptom that was seen was an error of "Abort Retry Ignore" + at the end of each directory listing. + </para> + + <para> + This setting allows the replacement of the internal routines to calculate the total disk space and amount + available with an external routine. The example below gives a possible script that might fulfill this + function. + </para> + + <para> + In Samba version 3.0.21 this parameter has been changed to be a per-share parameter, and in addition the + parameter <smbconfoption name="dfree cache time"/> was added to allow the output of this script to be cached + for systems under heavy load. + </para> + + <para> + The external program will be passed a single parameter indicating a directory in the filesystem being queried. + This will typically consist of the string <filename moreinfo="none">./</filename>. The script should return + two integers in ASCII. The first should be the total disk space in blocks, and the second should be the number + of available blocks. An optional third return value can give the block size in bytes. The default blocksize is + 1024 bytes. + </para> + + <para> + Note: Your script should <emphasis>NOT</emphasis> be setuid or setgid and should be owned by (and writeable + only by) root! + </para> + + <para> + Where the script dfree (which must be made executable) could be: +<programlisting format="linespecific"> +#!/bin/sh +df "$1" | tail -1 | awk '{print $(NF-4),$(NF-2)}' +</programlisting> + or perhaps (on Sys V based systems): +<programlisting format="linespecific"> +#!/bin/sh +/usr/bin/df -k "$1" | tail -1 | awk '{print $3" "$5}' +</programlisting> + Note that you may have to replace the command names with full path names on some systems. + Also note the arguments passed into the script should be quoted inside the script in case they + contain special characters such as spaces or newlines. + </para> + + <para> + By default internal routines for determining the disk capacity and remaining space will be used. + </para> + +</description> +<value type="example">/usr/local/samba/bin/dfree</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/dmapisupport.xml b/docs-xml/smbdotconf/misc/dmapisupport.xml new file mode 100644 index 0000000..de284ee --- /dev/null +++ b/docs-xml/smbdotconf/misc/dmapisupport.xml @@ -0,0 +1,28 @@ +<samba:parameter name="dmapi support" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies whether Samba should use DMAPI to + determine whether a file is offline or not. This would typically + be used in conjunction with a hierarchical storage system that + automatically migrates files to tape. + </para> + + <para>Note that Samba infers the status of a file by examining the + events that a DMAPI application has registered interest in. This + heuristic is satisfactory for a number of hierarchical storage + systems, but there may be system for which it will fail. In this + case, Samba may erroneously report files to be offline. + </para> + + <para>This parameter is only available if a supported DMAPI + implementation was found at compilation time. It will only be used + if DMAPI is found to enabled on the system at run time. + </para> + + <para> + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/dontdescend.xml b/docs-xml/smbdotconf/misc/dontdescend.xml new file mode 100644 index 0000000..ca9c75f --- /dev/null +++ b/docs-xml/smbdotconf/misc/dontdescend.xml @@ -0,0 +1,21 @@ +<samba:parameter name="dont descend" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>There are certain directories on some systems + (e.g., the <filename moreinfo="none">/proc</filename> tree under Linux) that are either not + of interest to clients or are infinitely deep (recursive). This + parameter allows you to specify a comma-delimited list of directories + that the server should always show as empty.</para> + + <para>Note that Samba can be very fussy about the exact format + of the "dont descend" entries. For example you may need <filename moreinfo="none"> + ./proc</filename> instead of just <filename moreinfo="none">/proc</filename>. + Experimentation is the best policy :-) </para> +</description> + +<value type="default"></value> +<value type="example">/proc,/dev</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/dosfilemode.xml b/docs-xml/smbdotconf/misc/dosfilemode.xml new file mode 100644 index 0000000..353f4bb --- /dev/null +++ b/docs-xml/smbdotconf/misc/dosfilemode.xml @@ -0,0 +1,24 @@ +<samba:parameter name="dos filemode" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> The default behavior in Samba is to provide + UNIX-like behavior where only the owner of a file/directory is + able to change the permissions on it. However, this behavior + is often confusing to DOS/Windows users. Enabling this parameter + allows a user who has write access to the file (by whatever + means, including an ACL permission) to modify the permissions + (including ACL) on it. Note that a user belonging to the group + owning the file will not be allowed to change permissions if + the group is only granted read access. Ownership of the + file/directory may also be changed. + + Note that using the VFS modules acl_xattr or acl_tdb which store native + Windows as meta-data will automatically turn this option on for any + share for which they are loaded, as they require this option to emulate + Windows ACLs correctly. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/dosfiletimeresolution.xml b/docs-xml/smbdotconf/misc/dosfiletimeresolution.xml new file mode 100644 index 0000000..ccdfa6d --- /dev/null +++ b/docs-xml/smbdotconf/misc/dosfiletimeresolution.xml @@ -0,0 +1,25 @@ +<samba:parameter name="dos filetime resolution" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Under the DOS and Windows FAT filesystem, the finest + granularity on time resolution is two seconds. Setting this parameter + for a share causes Samba to round the reported time down to the + nearest two second boundary when a query call that requires one second + resolution is made to <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry>.</para> + + <para>This option is mainly used as a compatibility option for Visual + C++ when used against Samba shares. If oplocks are enabled on a + share, Visual C++ uses two different time reading calls to check if a + file has changed since it was last read. One of these calls uses a + one-second granularity, the other uses a two second granularity. As + the two second call rounds any odd second down, then if the file has a + timestamp of an odd number of seconds then the two timestamps will not + match and Visual C++ will keep reporting the file has changed. Setting + this option causes the two timestamps to match, and Visual C++ is + happy.</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/dosfiletimes.xml b/docs-xml/smbdotconf/misc/dosfiletimes.xml new file mode 100644 index 0000000..17fadd2 --- /dev/null +++ b/docs-xml/smbdotconf/misc/dosfiletimes.xml @@ -0,0 +1,20 @@ +<samba:parameter name="dos filetimes" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Under DOS and Windows, if a user can write to a + file they can change the timestamp on it. Under POSIX semantics, + only the owner of the file or root may change the timestamp. By + default, Samba emulates the DOS semantics and allows one to change the + timestamp on a file if the user <command moreinfo="none">smbd</command> is acting + on behalf has write permissions. + Due to changes in Microsoft Office 2000 and beyond, + the default for this parameter has been changed from "no" to "yes" in Samba 3.0.14 + and above. Microsoft Excel will display dialog box warnings about the file being + changed by another user if this parameter is not set to "yes" and files are being + shared between users. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/dsdbeventnotification.xml b/docs-xml/smbdotconf/misc/dsdbeventnotification.xml new file mode 100644 index 0000000..279ac3d --- /dev/null +++ b/docs-xml/smbdotconf/misc/dsdbeventnotification.xml @@ -0,0 +1,29 @@ +<samba:parameter name="dsdb event notification" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>When enabled, this option causes Samba (acting as an + Active Directory Domain Controller) to stream Samba database + events across the internal message bus. Scripts built using + Samba's python bindings can listen to these events by + registering as the service + <filename moreinfo="none">dsdb_event</filename>.</para> + + <para>This is <emphasis>not</emphasis> needed for the audit + logging described in <smbconfoption name="log level"/>.</para> + + <para>Instead, this should instead be considered a developer + option (it assists in the Samba testsuite) rather than a + facility for external auditing, as message delivery is not + guaranteed (a feature that the testsuite works around).</para> + + <para>The Samba database events are also logged via the normal + logging methods when the <smbconfoption name="log level"/> is + set appropriately, say to + <command moreinfo="none">dsdb_json_audit:5</command>.</para> + +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/dsdbgroupchangenotification.xml b/docs-xml/smbdotconf/misc/dsdbgroupchangenotification.xml new file mode 100644 index 0000000..3972e72 --- /dev/null +++ b/docs-xml/smbdotconf/misc/dsdbgroupchangenotification.xml @@ -0,0 +1,29 @@ +<samba:parameter name="dsdb group change notification" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>When enabled, this option causes Samba (acting as an + Active Directory Domain Controller) to stream group membership change + events across the internal message bus. Scripts built using + Samba's python bindings can listen to these events by + registering as the service + <filename moreinfo="none">dsdb_group_event</filename>.</para> + + <para>This is <emphasis>not</emphasis> needed for the audit + logging described in <smbconfoption name="log level"/>.</para> + + <para>Instead, this should instead be considered a developer + option (it assists in the Samba testsuite) rather than a + facility for external auditing, as message delivery is not + guaranteed (a feature that the testsuite works around).</para> + + <para>The Samba database events are also logged via the normal + logging methods when the <smbconfoption name="log level"/> is + set appropriately, say to + <command moreinfo="none">dsdb_group_json_audit:5</command>.</para> + +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/dsdbpasswordeventnotification.xml b/docs-xml/smbdotconf/misc/dsdbpasswordeventnotification.xml new file mode 100644 index 0000000..cd2cc98 --- /dev/null +++ b/docs-xml/smbdotconf/misc/dsdbpasswordeventnotification.xml @@ -0,0 +1,29 @@ +<samba:parameter name="dsdb password event notification" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>When enabled, this option causes Samba (acting as an + Active Directory Domain Controller) to stream password change + and reset events across the internal message bus. + Scripts built using Samba's python bindings can listen to these + events by registering as the service + <filename moreinfo="none">password_event</filename>.</para> + + <para>This is <emphasis>not</emphasis> needed for the audit + logging described in <smbconfoption name="log level"/>.</para> + + <para>Instead, this should instead be considered a developer + option (it assists in the Samba testsuite) rather than a + facility for external auditing, as message delivery is not + guaranteed (a feature that the testsuite works around).</para> + + <para>The Samba database events are also logged via the normal + logging methods when the <smbconfoption name="log level"/> is + set appropriately, say to + <command moreinfo="none">dsdb_password_json_audit:5</command>.</para> + +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/elasticsearchaddress.xml b/docs-xml/smbdotconf/misc/elasticsearchaddress.xml new file mode 100644 index 0000000..6112546 --- /dev/null +++ b/docs-xml/smbdotconf/misc/elasticsearchaddress.xml @@ -0,0 +1,14 @@ +<samba:parameter name="elasticsearch:address" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + Specifies the name of the Elasticsearch server to use for Spotlight + queries when using the Elasticsearch backend. + </para> + </description> + + <value type="default">localhost</value> + <value type="example">needle.haystack.samba.org</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/elasticsearchignoreunknownattribute.xml b/docs-xml/smbdotconf/misc/elasticsearchignoreunknownattribute.xml new file mode 100644 index 0000000..86368d3 --- /dev/null +++ b/docs-xml/smbdotconf/misc/elasticsearchignoreunknownattribute.xml @@ -0,0 +1,19 @@ +<samba:parameter name="elasticsearch:ignore unknown attribute" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + Ignore unknown Spotlight attributes in search queries. An example query + using the unsupported attribute + <literal>"kMDItemTopic"</literal> would be + <literal>kMDItemTopic=="hotstuff"</literal>. By + default any query using such a type would completely fail. By enabling + this option, if the type match is a subexpression of a larger expression, + then this subexpression is just ignored. + </para> + </description> + + <value type="default">no</value> + <value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/elasticsearchignoreunknowntype.xml b/docs-xml/smbdotconf/misc/elasticsearchignoreunknowntype.xml new file mode 100644 index 0000000..ca1f873 --- /dev/null +++ b/docs-xml/smbdotconf/misc/elasticsearchignoreunknowntype.xml @@ -0,0 +1,19 @@ +<samba:parameter name="elasticsearch:ignore unknown type" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + Ignore unknown Spotlight types in search queries. An example query using + the unsupported type <literal>"public.calendar-event"</literal> + would be + <literal>kMDItemContentType=="public.calendar-event"</literal>. By + default any query using such a type would completely fail. By enabling + this option, if the type match is a subexpression of a larger expression, + then this subexpression is just ignored. + </para> + </description> + + <value type="default">no</value> + <value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/elasticsearchindex.xml b/docs-xml/smbdotconf/misc/elasticsearchindex.xml new file mode 100644 index 0000000..7f394b2 --- /dev/null +++ b/docs-xml/smbdotconf/misc/elasticsearchindex.xml @@ -0,0 +1,16 @@ +<samba:parameter name="elasticsearch:index" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + Specifies the name of the Elasticsearch index to use for Spotlight queries + when using the Elasticsearch backend. The default value of "_all" is a + special Elasticsearch value that performs the search operation on all + indices. + </para> + </description> + + <value type="default">_all</value> + <value type="example">spotlight</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/elasticsearchmappings.xml b/docs-xml/smbdotconf/misc/elasticsearchmappings.xml new file mode 100644 index 0000000..d2502a6 --- /dev/null +++ b/docs-xml/smbdotconf/misc/elasticsearchmappings.xml @@ -0,0 +1,14 @@ +<samba:parameter name="elasticsearch:mappings" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + Path to a file specifying metadata attribute mappings in JSON format. Use + by the Elasticsearch backend of the Spotlight RPC service. + </para> + </description> + + <value type="default">&pathconfig.SAMBA_DATADIR;/elasticsearch_mappings.json</value> + <value type="example">/usr/share/foo/mymappings.json</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/elasticsearchmaxresults.xml b/docs-xml/smbdotconf/misc/elasticsearchmaxresults.xml new file mode 100644 index 0000000..1086b89 --- /dev/null +++ b/docs-xml/smbdotconf/misc/elasticsearchmaxresults.xml @@ -0,0 +1,15 @@ +<samba:parameter name="elasticsearch:max results" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + Path to a file specifying metadata attribute mappings in JSON format. Used + by the Elasticsearch backend of the Spotlight RPC service. A value of 0 + means no limit. + </para> + </description> + + <value type="default">100</value> + <value type="example">10</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/elasticsearchport.xml b/docs-xml/smbdotconf/misc/elasticsearchport.xml new file mode 100644 index 0000000..ea87daa --- /dev/null +++ b/docs-xml/smbdotconf/misc/elasticsearchport.xml @@ -0,0 +1,14 @@ +<samba:parameter name="elasticsearch:port" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + Specifies the TCP port of the Elasticsearch server to use for Spotlight + queries when using the Elasticsearch backend. + </para> + </description> + + <value type="default">9200</value> + <value type="example">9201</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/elasticsearchusetls.xml b/docs-xml/smbdotconf/misc/elasticsearchusetls.xml new file mode 100644 index 0000000..e1aa8a3 --- /dev/null +++ b/docs-xml/smbdotconf/misc/elasticsearchusetls.xml @@ -0,0 +1,14 @@ +<samba:parameter name="elasticsearch:use tls" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + Specifies whether to use HTTPS when talking to the Elasticsearch server + used for Spotlight queries when using the Elasticsearch backend. + </para> + </description> + + <value type="default">no</value> + <value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/fakedirectorycreatetimes.xml b/docs-xml/smbdotconf/misc/fakedirectorycreatetimes.xml new file mode 100644 index 0000000..49f54a9 --- /dev/null +++ b/docs-xml/smbdotconf/misc/fakedirectorycreatetimes.xml @@ -0,0 +1,34 @@ +<samba:parameter name="fake directory create times" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>NTFS and Windows VFAT file systems keep a create + time for all files and directories. This is not the same as the + ctime - status change time - that Unix keeps, so Samba by default + reports the earliest of the various times Unix does keep. Setting + this parameter for a share causes Samba to always report midnight + 1-1-1980 as the create time for directories.</para> + + <para>This option is mainly used as a compatibility option for + Visual C++ when used against Samba shares. Visual C++ generated + makefiles have the object directory as a dependency for each object + file, and a make rule to create the directory. Also, when NMAKE + compares timestamps it uses the creation time when examining a + directory. Thus the object directory will be created if it does not + exist, but once it does exist it will always have an earlier + timestamp than the object files it contains.</para> + + <para>However, Unix time semantics mean that the create time + reported by Samba will be updated whenever a file is created + or deleted in the directory. NMAKE finds all object files in + the object directory. The timestamp of the last one built is then + compared to the timestamp of the object directory. If the + directory's timestamp if newer, then all object files + will be rebuilt. Enabling this option + ensures directories always predate their contents and an NMAKE build + will proceed as expected.</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/followsymlinks.xml b/docs-xml/smbdotconf/misc/followsymlinks.xml new file mode 100644 index 0000000..deca634 --- /dev/null +++ b/docs-xml/smbdotconf/misc/followsymlinks.xml @@ -0,0 +1,20 @@ +<samba:parameter name="follow symlinks" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter allows the Samba administrator to stop <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> from following symbolic links in a particular share. Setting this + parameter to <constant>no</constant> prevents any file or directory that is a symbolic link from being + followed (the user will get an error). This option is very useful to stop users from adding a symbolic + link to <filename moreinfo="none">/etc/passwd</filename> in their home directory for instance. However + it will slow filename lookups down slightly. + </para> + + <para> + This option is enabled (i.e. <command moreinfo="none">smbd</command> will follow symbolic links) by default. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/fssprunestale.xml b/docs-xml/smbdotconf/misc/fssprunestale.xml new file mode 100644 index 0000000..722cff5 --- /dev/null +++ b/docs-xml/smbdotconf/misc/fssprunestale.xml @@ -0,0 +1,15 @@ +<samba:parameter name="fss: prune stale" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + When enabled, Samba's File Server Remote VSS Protocol (FSRVP) server + checks all FSRVP initiated snapshots on startup, and removes any + corresponding state (including share definitions) for nonexistent + snapshot paths. + </para> +</description> +<value type="default">no</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/fsssequencetimeout.xml b/docs-xml/smbdotconf/misc/fsssequencetimeout.xml new file mode 100644 index 0000000..12f1854 --- /dev/null +++ b/docs-xml/smbdotconf/misc/fsssequencetimeout.xml @@ -0,0 +1,15 @@ +<samba:parameter name="fss: sequence timeout" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The File Server Remote VSS Protocol (FSRVP) server includes a message + sequence timer to ensure cleanup on unexpected client disconnect. This + parameter overrides the default timeout between FSRVP operations. + FSRVP timeouts can be completely disabled via a value of 0. + </para> +</description> +<value type="default">180 or 1800, depending on operation</value> +<value type="example">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/fstype.xml b/docs-xml/smbdotconf/misc/fstype.xml new file mode 100644 index 0000000..437bd5c --- /dev/null +++ b/docs-xml/smbdotconf/misc/fstype.xml @@ -0,0 +1,16 @@ +<samba:parameter name="fstype" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter allows the administrator to configure the string that specifies the type of filesystem a share + is using that is reported by <citerefentry><refentrytitle>smbd</refentrytitle> <manvolnum>8</manvolnum></citerefentry> + when a client queries the filesystem type for a share. The default type is <constant>NTFS</constant> for compatibility + with Windows NT but this can be changed to other strings such as <constant>Samba</constant> or <constant>FAT</constant> + if required. + </para> +</description> +<value type="default">NTFS</value> +<value type="example">Samba</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/honorchangenotifyprivilege.xml b/docs-xml/smbdotconf/misc/honorchangenotifyprivilege.xml new file mode 100644 index 0000000..a9c880c --- /dev/null +++ b/docs-xml/smbdotconf/misc/honorchangenotifyprivilege.xml @@ -0,0 +1,20 @@ +<samba:parameter name="honor change notify privilege" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option can be used to make use of the change notify privilege. + By default notify results are not checked against the file system + permissions. + </para> + <para> + If "honor change notify privilege" is enabled, a user will only + receive notify results, if he has change notify privilege or + sufficient file system permissions. If a user has the change notify + privilege, he will receive all requested notify results, even if the + user does not have the permissions on the file system. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/include.xml b/docs-xml/smbdotconf/misc/include.xml new file mode 100644 index 0000000..cbda1ed --- /dev/null +++ b/docs-xml/smbdotconf/misc/include.xml @@ -0,0 +1,31 @@ +<samba:parameter name="include" + context="S" + type="string" + generated_function="0" + handler="handle_include" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This allows you to include one config file inside another. The file is included literally, as though typed + in place. + </para> + + <para> + It takes the standard substitutions, except <parameter moreinfo="none">%u</parameter>, + <parameter moreinfo="none">%P</parameter> and <parameter moreinfo="none">%S</parameter>. + </para> + + <para> + The parameter <parameter>include = registry</parameter> has + a special meaning: It does <emphasis>not</emphasis> include + a file named <emphasis>registry</emphasis> from the current working + directory, but instead reads the global configuration options + from the registry. See the section on registry-based + configuration for details. Note that this option + automatically activates registry shares. + </para> +</description> + +<value type="default"></value> +<value type="example">/usr/local/samba/lib/admin_smb.conf</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/kernelchangenotify.xml b/docs-xml/smbdotconf/misc/kernelchangenotify.xml new file mode 100644 index 0000000..d5551a9 --- /dev/null +++ b/docs-xml/smbdotconf/misc/kernelchangenotify.xml @@ -0,0 +1,16 @@ +<samba:parameter name="kernel change notify" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies whether Samba should ask the + kernel for change notifications in directories so that + SMB clients can refresh whenever the data on the server changes. + </para> + + <para>This parameter is only used when your kernel supports + change notification to user programs using the inotify interface. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/lockdirectory.xml b/docs-xml/smbdotconf/misc/lockdirectory.xml new file mode 100644 index 0000000..cf0ea2b --- /dev/null +++ b/docs-xml/smbdotconf/misc/lockdirectory.xml @@ -0,0 +1,24 @@ +<samba:parameter name="lock directory" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>lock dir</synonym> +<description> + <para>This option specifies the directory where lock + files will be placed. The lock files are used to implement the + <smbconfoption name="max connections"/> option. + </para> + + <para> + Note: This option can not be set inside registry + configurations. + </para> + <para>The files placed in this directory are not required + across service restarts and can be safely placed on volatile + storage (e.g. tmpfs in Linux)</para> + +</description> + +<value type="default">&pathconfig.LOCKDIR;</value> +<value type="example">/var/run/samba/locks</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/logwriteablefilesonexit.xml b/docs-xml/smbdotconf/misc/logwriteablefilesonexit.xml new file mode 100644 index 0000000..d95471a --- /dev/null +++ b/docs-xml/smbdotconf/misc/logwriteablefilesonexit.xml @@ -0,0 +1,22 @@ +<samba:parameter name="log writeable files on exit" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + When the network connection between a CIFS client and Samba + dies, Samba has no option but to simply shut down the server + side of the network connection. If this happens, there is a + risk of data corruption because the Windows client did not + complete all write operations that the Windows application + requested. Setting this option to "yes" makes smbd log with + a level 0 message a list of all files that have been opened + for writing when the network connection died. Those are the + files that are potentially corrupted. It is meant as an aid + for the administrator to give him a list of files to do + consistency checks on. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/magicoutput.xml b/docs-xml/smbdotconf/misc/magicoutput.xml new file mode 100644 index 0000000..17b3c67 --- /dev/null +++ b/docs-xml/smbdotconf/misc/magicoutput.xml @@ -0,0 +1,19 @@ +<samba:parameter name="magic output" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter specifies the name of a file which will contain output created by a magic script (see the + <smbconfoption name="magic script"/> parameter below). + </para> + + <warning><para>If two clients use the same <parameter moreinfo="none">magic script + </parameter> in the same directory the output file content is undefined. + </para></warning> +</description> + +<value type="default"><comment><magic script name>.out</comment></value> +<value type="example">myfile.txt</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/magicscript.xml b/docs-xml/smbdotconf/misc/magicscript.xml new file mode 100644 index 0000000..614f5ae --- /dev/null +++ b/docs-xml/smbdotconf/misc/magicscript.xml @@ -0,0 +1,31 @@ +<samba:parameter name="magic script" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the name of a file which, + if opened, will be executed by the server when the file is closed. + This allows a UNIX script to be sent to the Samba host and + executed on behalf of the connected user.</para> + + <para>Scripts executed in this way will be deleted upon + completion assuming that the user has the appropriate level + of privilege and the file permissions allow the deletion.</para> + + <para>If the script generates output, output will be sent to + the file specified by the <smbconfoption name="magic output"/> + parameter (see above).</para> + + <para>Note that some shells are unable to interpret scripts + containing CR/LF instead of CR as + the end-of-line marker. Magic scripts must be executable + <emphasis>as is</emphasis> on the host, which for some hosts and + some shells will require filtering at the DOS end.</para> + + <para>Magic scripts are <emphasis>EXPERIMENTAL</emphasis> and + should <emphasis>NOT</emphasis> be relied upon.</para> +</description> +<value type="default"></value> +<value type="example">user.csh</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/messagecommand.xml b/docs-xml/smbdotconf/misc/messagecommand.xml new file mode 100644 index 0000000..ba39b9f --- /dev/null +++ b/docs-xml/smbdotconf/misc/messagecommand.xml @@ -0,0 +1,79 @@ +<samba:parameter name="message command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This specifies what command to run when the + server receives a WinPopup style message.</para> + + <para>This would normally be a command that would + deliver the message somehow. How this is to be done is + up to your imagination.</para> + + <para>An example is: +<programlisting> +<command moreinfo="none">message command = csh -c 'xedit %s;rm %s' &</command> +</programlisting> + </para> + + <para>This delivers the message using <command moreinfo="none">xedit</command>, then + removes it afterwards. <emphasis>NOTE THAT IT IS VERY IMPORTANT + THAT THIS COMMAND RETURN IMMEDIATELY</emphasis>. That's why I + have the '&' on the end. If it doesn't return immediately then + your PCs may freeze when sending messages (they should recover + after 30 seconds, hopefully).</para> + + <para>All messages are delivered as the global guest user. + The command takes the standard substitutions, although <parameter moreinfo="none"> + %u</parameter> won't work (<parameter moreinfo="none">%U</parameter> may be better + in this case).</para> + + <para>Apart from the standard substitutions, some additional + ones apply. In particular:</para> + + <itemizedlist> + <listitem> + <para><parameter moreinfo="none">%s</parameter> = the filename containing + the message.</para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">%t</parameter> = the destination that + the message was sent to (probably the server name).</para> + </listitem> + + <listitem> + <para><parameter moreinfo="none">%f</parameter> = who the message + is from.</para> + </listitem> + </itemizedlist> + + <para>You could make this command send mail, or whatever else + takes your fancy. Please let us know of any really interesting + ideas you have.</para> + + <para> + Here's a way of sending the messages as mail to root: +<programlisting> +<command moreinfo="none">message command = /bin/mail -s 'message from %f on %m' root < %s; rm %s</command> +</programlisting> + </para> + + <para>If you don't have a message command then the message + won't be delivered and Samba will tell the sender there was + an error. Unfortunately WfWg totally ignores the error code + and carries on regardless, saying that the message was delivered. + </para> + + <para> + If you want to silently delete it then try: +<programlisting> +<command moreinfo="none">message command = rm %s</command> +</programlisting> + </para> + +</description> +<value type="default"></value> +<value type="example">csh -c 'xedit %s; rm %s' &</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/nbtclientsocketaddress.xml b/docs-xml/smbdotconf/misc/nbtclientsocketaddress.xml new file mode 100644 index 0000000..12815dc --- /dev/null +++ b/docs-xml/smbdotconf/misc/nbtclientsocketaddress.xml @@ -0,0 +1,20 @@ +<samba:parameter name="nbt client socket address" + context="G" + type="string" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>socket address</synonym> +<description> + <para>This option allows you to control what address Samba + will send NBT client packets from, and process replies using, + including in nmbd. </para> + <para>Setting this option should never be necessary on usual Samba + servers running only one nmbd.</para> + + <para>By default Samba will send UDP packets from the OS default address for the destination, and accept replies on 0.0.0.0.</para> + <para>This parameter is deprecated. See <smbconfoption name="bind interfaces only">Yes</smbconfoption> and <smbconfoption name="interfaces"></smbconfoption> for the previous behaviour of controlling the normal listening sockets.</para> +</description> + +<value type="default">0.0.0.0</value> +<value type="example">192.168.2.20</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/ncalrpcdir.xml b/docs-xml/smbdotconf/misc/ncalrpcdir.xml new file mode 100644 index 0000000..4bbd222 --- /dev/null +++ b/docs-xml/smbdotconf/misc/ncalrpcdir.xml @@ -0,0 +1,12 @@ +<samba:parameter name="ncalrpc dir" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This directory will hold a series of named pipes to allow RPC over inter-process communication.</para> + <para>This will allow Samba and other unix processes to interact over DCE/RPC without using TCP/IP. Additionally a sub-directory 'np' has restricted permissions, and allows a trusted communication channel between Samba processes</para> +</description> + +<value type="default">&pathconfig.NCALRPCDIR;</value> +<value type="example">/var/run/samba/ncalrpc</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/nmbdbindexplicitbroadcast.xml b/docs-xml/smbdotconf/misc/nmbdbindexplicitbroadcast.xml new file mode 100644 index 0000000..fd72f06 --- /dev/null +++ b/docs-xml/smbdotconf/misc/nmbdbindexplicitbroadcast.xml @@ -0,0 +1,16 @@ +<samba:parameter name="nmbd bind explicit broadcast" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option causes <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> to explicitly bind to the + broadcast address of the local subnets. This is needed to make nmbd + work correctly in combination with the <smbconfoption name="socket address"/> option. + You should not need to unset this option. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/panicaction.xml b/docs-xml/smbdotconf/misc/panicaction.xml new file mode 100644 index 0000000..01a97c3 --- /dev/null +++ b/docs-xml/smbdotconf/misc/panicaction.xml @@ -0,0 +1,17 @@ +<samba:parameter name="panic action" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a Samba developer option that allows a + system command to be called when either <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> or <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> crashes. This is usually used to + draw attention to the fact that a problem occurred. + </para> +</description> + +<value type="default"></value> +<value type="example">/bin/sleep 90000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/perfcountmodule.xml b/docs-xml/smbdotconf/misc/perfcountmodule.xml new file mode 100644 index 0000000..e25105f --- /dev/null +++ b/docs-xml/smbdotconf/misc/perfcountmodule.xml @@ -0,0 +1,13 @@ +<samba:parameter name="perfcount module" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the perfcount backend to be used when monitoring SMB + operations. Only one perfcount module may be used, and it must implement all of the + apis contained in the smb_perfcount_handler structure defined in smb.h. + </para> +</description> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/piddirectory.xml b/docs-xml/smbdotconf/misc/piddirectory.xml new file mode 100644 index 0000000..d006372 --- /dev/null +++ b/docs-xml/smbdotconf/misc/piddirectory.xml @@ -0,0 +1,13 @@ +<samba:parameter name="pid directory" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option specifies the directory where pid files will be placed. + </para> +</description> + +<value type="default">&pathconfig.PIDDIR;</value> +<value type="example">/var/run/</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/postexec.xml b/docs-xml/smbdotconf/misc/postexec.xml new file mode 100644 index 0000000..ca15221 --- /dev/null +++ b/docs-xml/smbdotconf/misc/postexec.xml @@ -0,0 +1,21 @@ +<samba:parameter name="postexec" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option specifies a command to be run + whenever the service is disconnected. It takes the usual + substitutions. The command may be run as the root on some + systems.</para> + + <para>An interesting example may be to unmount server + resources:</para> + +<para><command moreinfo="none">postexec = /etc/umount /cdrom</command></para> +</description> +<related>preexec</related> + +<value type="default"></value> +<value type="example">echo \"%u disconnected from %S from %m (%I)\" >> /tmp/log</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/preexec.xml b/docs-xml/smbdotconf/misc/preexec.xml new file mode 100644 index 0000000..7faf89a --- /dev/null +++ b/docs-xml/smbdotconf/misc/preexec.xml @@ -0,0 +1,29 @@ +<samba:parameter name="preexec" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>exec</synonym> +<description> + <para>This option specifies a command to be run whenever + the service is connected to. It takes the usual substitutions.</para> + + <para>An interesting example is to send the users a welcome + message every time they log in. Maybe a message of the day? Here + is an example:</para> + + <para> + <command moreinfo="none">preexec = csh -c 'echo \"Welcome to %S!\" | + /usr/local/samba/bin/smbclient -M %m -I %I' & </command> + </para> + + <para>Of course, this could get annoying after a while :-)</para> + + <para> + See also <smbconfoption name="preexec close"/> and <smbconfoption name="postexec"/>. + </para> +</description> + +<value type="default"></value> +<value type="example">echo \"%u connected to %S from %m (%I)\" >> /tmp/log</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/preexecclose.xml b/docs-xml/smbdotconf/misc/preexecclose.xml new file mode 100644 index 0000000..3d184e1 --- /dev/null +++ b/docs-xml/smbdotconf/misc/preexecclose.xml @@ -0,0 +1,13 @@ +<samba:parameter name="preexec close" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This boolean option controls whether a non-zero return code from <smbconfoption name="preexec"/> + should close the service being connected to. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/registryshares.xml b/docs-xml/smbdotconf/misc/registryshares.xml new file mode 100644 index 0000000..0bdb1f6 --- /dev/null +++ b/docs-xml/smbdotconf/misc/registryshares.xml @@ -0,0 +1,23 @@ +<samba:parameter name="registry shares" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This turns on or off support for share definitions read from + registry. Shares defined in <emphasis>smb.conf</emphasis> take + precedence over shares with the same name defined in + registry. See the section on registry-based configuration + for details. + </para> + + <para> + Note that this parameter defaults to <emphasis>no</emphasis>, + but it is set to <emphasis>yes</emphasis> when + <parameter>config backend</parameter> is set + to <emphasis>registry</emphasis>. + </para> +</description> +<value type="default">no</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/remoteannounce.xml b/docs-xml/smbdotconf/misc/remoteannounce.xml new file mode 100644 index 0000000..0436898 --- /dev/null +++ b/docs-xml/smbdotconf/misc/remoteannounce.xml @@ -0,0 +1,42 @@ +<samba:parameter name="remote announce" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option allows you to setup <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> to periodically announce itself + to arbitrary IP addresses with an arbitrary workgroup name. + </para> + + <para> + This is useful if you want your Samba server to appear in a remote workgroup for + which the normal browse propagation rules don't work. The remote workgroup can be + anywhere that you can send IP packets to. + </para> + + <para> + For example: +<programlisting> +<command moreinfo="none">remote announce = 192.168.2.255/SERVERS 192.168.4.255/STAFF</command> +</programlisting> + the above line would cause <command moreinfo="none">nmbd</command> to announce itself + to the two given IP addresses using the given workgroup names. If you leave out the + workgroup name, then the one given in the <smbconfoption name="workgroup"/> parameter + is used instead. + </para> + + <para> + The IP addresses you choose would normally be the broadcast addresses of the remote + networks, but can also be the IP addresses of known browse masters if your network + config is that stable. + </para> + + <para> + See the chapter on Network Browsing in the Samba-HOWTO book. + </para> +</description> + +<value type="default"></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/remotebrowsesync.xml b/docs-xml/smbdotconf/misc/remotebrowsesync.xml new file mode 100644 index 0000000..c0b106e --- /dev/null +++ b/docs-xml/smbdotconf/misc/remotebrowsesync.xml @@ -0,0 +1,50 @@ +<samba:parameter name="remote browse sync" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option allows you to setup <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> to periodically request + synchronization of browse lists with the master browser of a Samba + server that is on a remote segment. This option will allow you to + gain browse lists for multiple workgroups across routed networks. This + is done in a manner that does not work with any non-Samba servers. + </para> + + <para> + This is useful if you want your Samba server and all local + clients to appear in a remote workgroup for which the normal browse + propagation rules don't work. The remote workgroup can be anywhere + that you can send IP packets to. + </para> + + <para> + For example: +<programlisting> +<parameter>remote browse sync = 192.168.2.255 192.168.4.255</parameter> +</programlisting> + the above line would cause <command>nmbd</command> to request the master browser on the + specified subnets or addresses to synchronize their browse lists with + the local server. + </para> + + <para> + The IP addresses you choose would normally be the broadcast + addresses of the remote networks, but can also be the IP addresses + of known browse masters if your network config is that stable. If + a machine IP address is given Samba makes NO attempt to validate + that the remote machine is available, is listening, nor that it + is in fact the browse master on its segment. + </para> + + <para> + The <smbconfoption name="remote browse sync"/> may be used on networks + where there is no WINS server, and may be used on disjoint networks where + each network has its own WINS server. + </para> +</description> + +<value type="default"></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/resetonzerovc.xml b/docs-xml/smbdotconf/misc/resetonzerovc.xml new file mode 100644 index 0000000..a991733 --- /dev/null +++ b/docs-xml/smbdotconf/misc/resetonzerovc.xml @@ -0,0 +1,28 @@ +<samba:parameter name="reset on zero vc" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This boolean option controls whether an incoming SMB1 session setup + should kill other connections coming from the same IP. This matches + the default Windows 2003 behaviour. + + Setting this parameter to yes becomes necessary when you have a flaky + network and windows decides to reconnect while the old connection + still has files with share modes open. These files become inaccessible + over the new connection. + + The client sends a zero VC on the new connection, and Windows 2003 + kills all other connections coming from the same IP. This way the + locked files are accessible again. + + Please be aware that enabling this option will kill + connections behind a masquerading router, and will not trigger + for clients that only use SMB2 or SMB3. + + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/rootpostexec.xml b/docs-xml/smbdotconf/misc/rootpostexec.xml new file mode 100644 index 0000000..4e74fc8 --- /dev/null +++ b/docs-xml/smbdotconf/misc/rootpostexec.xml @@ -0,0 +1,16 @@ +<samba:parameter name="root postexec" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is the same as the <parameter moreinfo="none">postexec</parameter> + parameter except that the command is run as root. This is useful for + unmounting filesystems (such as CDROMs) after a connection is closed. + </para> +</description> + +<related>postexec</related> +<value type="default"></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/rootpreexec.xml b/docs-xml/smbdotconf/misc/rootpreexec.xml new file mode 100644 index 0000000..32c4ef7 --- /dev/null +++ b/docs-xml/smbdotconf/misc/rootpreexec.xml @@ -0,0 +1,18 @@ +<samba:parameter name="root preexec" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is the same as the <parameter moreinfo="none">preexec</parameter> + parameter except that the command is run as root. This is useful for + mounting filesystems (such as CDROMs) when a connection is opened. + </para> +</description> + +<related>preexec</related> +<related>preexec close</related> + +<value type="default"></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/rootpreexecclose.xml b/docs-xml/smbdotconf/misc/rootpreexecclose.xml new file mode 100644 index 0000000..35fd883 --- /dev/null +++ b/docs-xml/smbdotconf/misc/rootpreexecclose.xml @@ -0,0 +1,14 @@ +<samba:parameter name="root preexec close" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is the same as the <parameter moreinfo="none">preexec close + </parameter> parameter except that the command is run as root.</para> +</description> + +<related>preexec</related> +<related>preexec close</related> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/smbdasyncdosmode.xml b/docs-xml/smbdotconf/misc/smbdasyncdosmode.xml new file mode 100644 index 0000000..03d902c --- /dev/null +++ b/docs-xml/smbdotconf/misc/smbdasyncdosmode.xml @@ -0,0 +1,13 @@ +<samba:parameter name="smbd async dosmode" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter control whether the fileserver will use sync or async + methods for fetching the DOS attributes when doing a directory listing. By default sync methods will be + used. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/smbdgetinfoasksharemode.xml b/docs-xml/smbdotconf/misc/smbdgetinfoasksharemode.xml new file mode 100644 index 0000000..1bef948 --- /dev/null +++ b/docs-xml/smbdotconf/misc/smbdgetinfoasksharemode.xml @@ -0,0 +1,14 @@ +<samba:parameter name="smbd getinfo ask sharemode" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter allows disabling fetching file write time from the open + file handle database locking.tdb when a client requests file or + directory metadata. It's a performance optimisation at the expense of + protocol correctness. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/smbdmaxasyncdosmode.xml b/docs-xml/smbdotconf/misc/smbdmaxasyncdosmode.xml new file mode 100644 index 0000000..b375298 --- /dev/null +++ b/docs-xml/smbdotconf/misc/smbdmaxasyncdosmode.xml @@ -0,0 +1,12 @@ +<samba:parameter name="smbd max async dosmode" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter controls how many async operations to fetch the DOS + attributes the fileserver will queue when doing directory listings. + </para> +</description> +<value type="default">aio max threads * 2</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/smbdmaxxattrsize.xml b/docs-xml/smbdotconf/misc/smbdmaxxattrsize.xml new file mode 100644 index 0000000..3ae91a3 --- /dev/null +++ b/docs-xml/smbdotconf/misc/smbdmaxxattrsize.xml @@ -0,0 +1,28 @@ +<samba:parameter name="smbd max xattr size" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter controls the maximum size of extended attributes + that may be written to the server as EAs or as alternate data + streams if vfs_streams_xattr is enabled. The maximum size of + extended attributes depends on the Samba server's operating system + and the underlying filesystem. The Linux VFS currently sets an + upper boundary of 64 KiB per extended attribute. FreeBSD does not + set a practical upper limit, but since pread() and pwrite() are not + possible via the extattr on FreeBSD, it is not recommended to + increase this value above a few MiB. + + If a client attempts to write an overly-large alternate datastream, + the Samba server will return STATUS_FILESYSTEM_LIMITATION. + If this error is encountered, users may try increasing the maximum + size supported for xattr writes. If this is not possible, and + writes are from a MacOS client and to an AFP_Resource extended + attribute, the user may enable the vfs_fruit module and configure + to allow stream writes for AFP_Resource to an alternative storage + location. See vfs_fruit documentation for further details. + </para> +</description> +<value type="default">65536</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/smbdprofilinglevel.xml b/docs-xml/smbdotconf/misc/smbdprofilinglevel.xml new file mode 100644 index 0000000..54dccf0 --- /dev/null +++ b/docs-xml/smbdotconf/misc/smbdprofilinglevel.xml @@ -0,0 +1,17 @@ +<samba:parameter name="smbd profiling level" + context="G" + type="enum" + enumlist="enum_smbd_profiling_level" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter allows the administrator to enable profiling support. + </para> + <para> + Possible values are <constant>off</constant>, + <constant>count</constant> and <constant>on</constant>. + </para> +</description> +<value type="default">off</value> +<value type="example">on</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/smbdsearchasksharemode.xml b/docs-xml/smbdotconf/misc/smbdsearchasksharemode.xml new file mode 100644 index 0000000..de78818 --- /dev/null +++ b/docs-xml/smbdotconf/misc/smbdsearchasksharemode.xml @@ -0,0 +1,13 @@ +<samba:parameter name="smbd search ask sharemode" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter allows disabling fetching file write time from the open + file handle database locking.tdb. It's a performance optimisation at + the expense of protocol correctness. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/spotlight.xml b/docs-xml/smbdotconf/misc/spotlight.xml new file mode 100644 index 0000000..04631d3 --- /dev/null +++ b/docs-xml/smbdotconf/misc/spotlight.xml @@ -0,0 +1,31 @@ +<samba:parameter name="spotlight" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter controls whether Samba allows Spotlight + queries on a share. For controlling indexing of filesystems + you also have to use Tracker's own configuration system. + </para> + + <para> + Spotlight has several prerequisites: + </para> + + <itemizedlist> + <listitem><para> + Samba must be configured and built with Spotlight support. + </para></listitem> + + <listitem><para> Tracker integration must be setup and the + share must be indexed by Tracker.</para></listitem> + </itemizedlist> + + <para>For a detailed set of instructions please see <ulink + url="https://wiki.samba.org/index.php/Spotlight">https://wiki.samba.org/index.php/Spotlight</ulink>. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/spotlight_backend.xml b/docs-xml/smbdotconf/misc/spotlight_backend.xml new file mode 100644 index 0000000..0643fc1 --- /dev/null +++ b/docs-xml/smbdotconf/misc/spotlight_backend.xml @@ -0,0 +1,30 @@ +<samba:parameter name="spotlight backend" + context="S" + type="enum" + enumlist="enum_spotlight_backend" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Spotlight search backend. Available backends: + + <itemizedlist> + <listitem><para><constant>noindex</constant> - + a backend that returns no results. + </para></listitem> + + </itemizedlist> + + <itemizedlist> + <listitem><para><constant>tracker</constant> - + Gnome Tracker. + </para></listitem> + + <listitem><para><constant>elasticsearch</constant> - + a backend that uses JSON and REST over HTTP(s) to query an + Elasticsearch server. + </para></listitem> + </itemizedlist> + </para> +</description> +<value type="default">noindex</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/statedirectory.xml b/docs-xml/smbdotconf/misc/statedirectory.xml new file mode 100644 index 0000000..12481fc --- /dev/null +++ b/docs-xml/smbdotconf/misc/statedirectory.xml @@ -0,0 +1,21 @@ +<samba:parameter name="state directory" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Usually, most of the TDB files are stored in the + <parameter moreinfo="none">lock directory</parameter>. Since + Samba 3.4.0, it is possible to differentiate between TDB files + with persistent data and TDB files with non-persistent data using + the <parameter moreinfo="none">state directory</parameter> and the + <parameter moreinfo="none">cache directory</parameter> options. + </para> + + <para> This option specifies the directory where TDB files containing + important persistent data will be stored. + </para> +</description> + +<value type="default">&pathconfig.STATEDIR;</value> +<value type="example">/var/run/samba/locks/state</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/usershareallowguests.xml b/docs-xml/smbdotconf/misc/usershareallowguests.xml new file mode 100644 index 0000000..be210bf --- /dev/null +++ b/docs-xml/smbdotconf/misc/usershareallowguests.xml @@ -0,0 +1,15 @@ +<samba:parameter name="usershare allow guests" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter controls whether user defined shares are allowed + to be accessed by non-authenticated users or not. It is the equivalent + of allowing people who can create a share the option of setting + <parameter moreinfo="none">guest ok = yes</parameter> in a share + definition. Due to its security sensitive nature, the default + is set to off.</para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/usersharemaxshares.xml b/docs-xml/smbdotconf/misc/usersharemaxshares.xml new file mode 100644 index 0000000..0d69bb8 --- /dev/null +++ b/docs-xml/smbdotconf/misc/usersharemaxshares.xml @@ -0,0 +1,13 @@ +<samba:parameter name="usershare max shares" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the number of user defined shares + that are allowed to be created by users belonging to the group owning the + usershare directory. If set to zero (the default) user defined shares are ignored. + </para> + +</description> +<value type="default">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/usershareowneronly.xml b/docs-xml/smbdotconf/misc/usershareowneronly.xml new file mode 100644 index 0000000..5b33492 --- /dev/null +++ b/docs-xml/smbdotconf/misc/usershareowneronly.xml @@ -0,0 +1,18 @@ +<samba:parameter name="usershare owner only" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter controls whether the pathname exported by + a user defined shares must be owned by the user creating the + user defined share or not. If set to True (the default) then + smbd checks that the directory path being shared is owned by + the user who owns the usershare file defining this share and + refuses to create the share if not. If set to False then no + such check is performed and any directory path may be exported + regardless of who owns it. + </para> + +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/usersharepath.xml b/docs-xml/smbdotconf/misc/usersharepath.xml new file mode 100644 index 0000000..99fea94 --- /dev/null +++ b/docs-xml/smbdotconf/misc/usersharepath.xml @@ -0,0 +1,32 @@ +<samba:parameter name="usershare path" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the absolute path of the directory on the + filesystem used to store the user defined share definition files. + This directory must be owned by root, and have no access for + other, and be writable only by the group owner. In addition the + "sticky" bit must also be set, restricting rename and delete to + owners of a file (in the same way the /tmp directory is usually configured). + Members of the group owner of this directory are the users allowed to create + usershares. + </para> + <para> + For example, a valid usershare directory might be /usr/local/samba/lib/usershares, + set up as follows. + </para> + <para> + <programlisting> + ls -ld /usr/local/samba/lib/usershares/ + drwxrwx--T 2 root power_users 4096 2006-05-05 12:27 /usr/local/samba/lib/usershares/ + </programlisting> + </para> + <para> + In this case, only members of the group "power_users" can create user defined shares. + </para> + +</description> +<value type="default">&pathconfig.STATEDIR;/usershares</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/usershareprefixallowlist.xml b/docs-xml/smbdotconf/misc/usershareprefixallowlist.xml new file mode 100644 index 0000000..4c236fe --- /dev/null +++ b/docs-xml/smbdotconf/misc/usershareprefixallowlist.xml @@ -0,0 +1,23 @@ +<samba:parameter name="usershare prefix allow list" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies a list of absolute pathnames + the root of which are allowed to be exported by user defined share definitions. + If the pathname to be exported doesn't start with one of the strings in this + list, the user defined share will not be allowed. This allows the Samba + administrator to restrict the directories on the system that can be + exported by user defined shares. + </para> + <para> + If there is a "usershare prefix deny list" and also a + "usershare prefix allow list" the deny list is processed + first, followed by the allow list, thus leading to the most + restrictive interpretation. + </para> + +</description> +<value type="default"></value> +<value type="example">/home /data /space</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/usershareprefixdenylist.xml b/docs-xml/smbdotconf/misc/usershareprefixdenylist.xml new file mode 100644 index 0000000..c0e18a7 --- /dev/null +++ b/docs-xml/smbdotconf/misc/usershareprefixdenylist.xml @@ -0,0 +1,24 @@ +<samba:parameter name="usershare prefix deny list" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies a list of absolute pathnames + the root of which are NOT allowed to be exported by user defined share definitions. + If the pathname exported starts with one of the strings in this + list the user defined share will not be allowed. Any pathname not + starting with one of these strings will be allowed to be exported + as a usershare. This allows the Samba administrator to restrict the + directories on the system that can be exported by user defined shares. + </para> + <para> + If there is a "usershare prefix deny list" and also a + "usershare prefix allow list" the deny list is processed + first, followed by the allow list, thus leading to the most + restrictive interpretation. + </para> + +</description> +<value type="default"></value> +<value type="example">/etc /dev /private</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/usersharetemplateshare.xml b/docs-xml/smbdotconf/misc/usersharetemplateshare.xml new file mode 100644 index 0000000..3a74dcb --- /dev/null +++ b/docs-xml/smbdotconf/misc/usersharetemplateshare.xml @@ -0,0 +1,23 @@ +<samba:parameter name="usershare template share" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>User defined shares only have limited possible parameters + such as path, guest ok, etc. This parameter allows usershares to + "cloned" from an existing share. If "usershare template share" + is set to the name of an existing share, then all usershares + created have their defaults set from the parameters set on this + share. + </para> + <para> + The target share may be set to be invalid for real file + sharing by setting the parameter "-valid = False" on the template + share definition. This causes it not to be seen as a real exported + share but to be able to be used as a template for usershares. + </para> + +</description> +<value type="default"></value> +<value type="example">template_share</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/utmp.xml b/docs-xml/smbdotconf/misc/utmp.xml new file mode 100644 index 0000000..6382d46 --- /dev/null +++ b/docs-xml/smbdotconf/misc/utmp.xml @@ -0,0 +1,24 @@ +<samba:parameter name="utmp" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This boolean parameter is only available if Samba has been configured and compiled + with the option <command moreinfo="none">--with-utmp</command>. If set to + <constant>yes</constant> then Samba will attempt to add utmp or utmpx records + (depending on the UNIX system) whenever a connection is made to a Samba server. + Sites may use this to record the user connecting to a Samba share. + </para> + + <para> + Due to the requirements of the utmp record, we are required to create a unique + identifier for the incoming user. Enabling this option creates an n^2 algorithm + to find this number. This may impede performance on large installations. + </para> +</description> + +<related>utmp directory</related> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/utmpdirectory.xml b/docs-xml/smbdotconf/misc/utmpdirectory.xml new file mode 100644 index 0000000..96b45db --- /dev/null +++ b/docs-xml/smbdotconf/misc/utmpdirectory.xml @@ -0,0 +1,20 @@ +<samba:parameter name="utmp directory" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter is only available if Samba has + been configured and compiled with the option <command moreinfo="none"> + --with-utmp</command>. It specifies a directory pathname that is + used to store the utmp or utmpx files (depending on the UNIX system) that + record user connections to a Samba server. By default this is + not set, meaning the system will use whatever utmp file the + native system is set to use (usually + <filename moreinfo="none">/var/run/utmp</filename> on Linux).</para> +</description> + +<related>utmp</related> + +<value type="default"><comment>Determined automatically</comment></value> +<value type="example">/var/run/utmp</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/valid.xml b/docs-xml/smbdotconf/misc/valid.xml new file mode 100644 index 0000000..8d86f9c --- /dev/null +++ b/docs-xml/smbdotconf/misc/valid.xml @@ -0,0 +1,20 @@ +<samba:parameter name="-valid" + context="S" + type="boolean" + generated_function="0" + function="valid" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> This parameter indicates whether a share is + valid and thus can be used. When this parameter is set to false, + the share will be in no way visible nor accessible. + </para> + + <para> + This option should not be + used by regular users but might be of help to developers. + Samba uses this option internally to mark shares as deleted. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/volume.xml b/docs-xml/smbdotconf/misc/volume.xml new file mode 100644 index 0000000..4f1be6a --- /dev/null +++ b/docs-xml/smbdotconf/misc/volume.xml @@ -0,0 +1,13 @@ +<samba:parameter name="volume" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This allows you to override the volume label + returned for a share. Useful for CDROMs with installation programs + that insist on a particular volume label.</para> +</description> + +<value type="default"><comment>the name of the share</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/volumeserialnumber.xml b/docs-xml/smbdotconf/misc/volumeserialnumber.xml new file mode 100644 index 0000000..41cf2c2 --- /dev/null +++ b/docs-xml/smbdotconf/misc/volumeserialnumber.xml @@ -0,0 +1,14 @@ +<samba:parameter name="volume serial number" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This allows to override the volume serial number + (a 32bit value) reported for a share.</para> + <para>The special value <emphasis>-1</emphasis> (default) stands for + a unique number that is calculated for each share.</para> +</description> + +<value type="default">-1</value> +<value type="example">0xabcdefgh</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/widelinks.xml b/docs-xml/smbdotconf/misc/widelinks.xml new file mode 100644 index 0000000..09f8aa5 --- /dev/null +++ b/docs-xml/smbdotconf/misc/widelinks.xml @@ -0,0 +1,27 @@ +<samba:parameter name="wide links" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter controls whether or not links + in the UNIX file system may be followed by the server. Links + that point to areas within the directory tree exported by the + server are always allowed; this parameter controls access only + to areas that are outside the directory tree being exported.</para> + + <para>Note: Turning this parameter on when UNIX extensions are enabled + will allow UNIX clients to create symbolic links on the share that + can point to files or directories outside restricted path exported + by the share definition. This can cause access to areas outside of + the share. Due to this problem, this parameter will be automatically + disabled (with a message in the log file) if the + <smbconfoption name="unix extensions"/> option is on. + </para> + <para> + See the parameter <smbconfoption name="allow insecure wide links"/> + if you wish to change this coupling between the two parameters. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/wspproperties.xml b/docs-xml/smbdotconf/misc/wspproperties.xml new file mode 100644 index 0000000..45c420c --- /dev/null +++ b/docs-xml/smbdotconf/misc/wspproperties.xml @@ -0,0 +1,55 @@ +<samba:parameter name="wsp property file" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + <smbconfoption name="wsp property file"/> parameter. + This parameter specifies the file where additional WSP Windows Search Protocol properties + are stored. The format of the file is a csv consisting of 10 comma separated columns. The + first 3 columns are required, the other columns are desirable but not necessary. + </para> + <variablelist> + <varlistentry> + <term>Property Name</term> + <listitem><para>A property name e.g. System.ItemUrl.</para></listitem> + </varlistentry> + <varlistentry> + <term>GUID</term> + <listitem><para>A guid that identifies the propertyset the property belongs to.</para></listitem> + </varlistentry> + <varlistentry> + <term>prop ID</term> + <listitem><para>A number that together with the GUID uniquely identifies the property.</para></listitem> + </varlistentry> + <varlistentry> + <term>inInverted Index</term> + <listitem><para>Set to TRUE is the property is indexed.</para></listitem> + </varlistentry> + <varlistentry> + <term>isColumn</term> + <listitem><para>Set to TRUE if the property is one that can be returned in rows returned from WSP query.</para></listitem> + </varlistentry> + <varlistentry> + <term>type</term> + <listitem><para>One of + <emphasis>Boolean</emphasis>,<emphasis>Buffer</emphasis>,<emphasis>Byte</emphasis>,<emphasis>DateTime</emphasis>,<emphasis>Double</emphasis>,<emphasis>Int32</emphasis>,<emphasis>String</emphasis>,<emphasis>UInt16</emphasis>,<emphasis>UInt32</emphasis>,<emphasis>UInt64</emphasis> </para></listitem> + </varlistentry> + <varlistentry> + <term>MaxSize</term> + <listitem><para>maximum size when stored.</para></listitem> + </varlistentry> + <varlistentry> + <term>Vector Property</term> + <listitem><para>TRUE if this is a multivalue property.</para></listitem> + </varlistentry> + <varlistentry> + <term>Description</term> + <listitem><para>Description of what the property is used for.</para></listitem> + </varlistentry> + </variablelist> + + +</description> +<value type="default"/> +</samba:parameter> diff --git a/docs-xml/smbdotconf/misc/wtmpdirectory.xml b/docs-xml/smbdotconf/misc/wtmpdirectory.xml new file mode 100644 index 0000000..f1b5359 --- /dev/null +++ b/docs-xml/smbdotconf/misc/wtmpdirectory.xml @@ -0,0 +1,22 @@ +<samba:parameter name="wtmp directory" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter is only available if Samba has been configured and compiled with the option <command moreinfo="none"> + --with-utmp</command>. It specifies a directory pathname that is used to store the wtmp or wtmpx files (depending on + the UNIX system) that record user connections to a Samba server. The difference with the utmp directory is the fact + that user info is kept after a user has logged out. + </para> + + <para> + By default this is not set, meaning the system will use whatever utmp file the native system is set to use (usually + <filename moreinfo="none">/var/run/wtmp</filename> on Linux). + </para> +</description> + +<related>utmp</related> +<value type="default"/> +<value type="example">/var/log/wtmp</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/addportcommand.xml b/docs-xml/smbdotconf/printing/addportcommand.xml new file mode 100644 index 0000000..c25794b --- /dev/null +++ b/docs-xml/smbdotconf/printing/addportcommand.xml @@ -0,0 +1,26 @@ +<samba:parameter name="addport command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Samba 3.0.23 introduced support for adding printer ports + remotely using the Windows "Add Standard TCP/IP Port Wizard". + This option defines an external program to be executed when + smbd receives a request to add a new Port to the system. + The script is passed two parameters:</para> + + <itemizedlist> + <listitem><para><parameter moreinfo="none">port name</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">device URI</parameter></para></listitem> + </itemizedlist> + + <para>The deviceURI is in the format of socket://<hostname>[:<portnumber>] + or lpd://<hostname>/<queuename>.</para> +</description> + +<related>enum ports command</related> + +<value type="default"></value> +<value type="example">/etc/samba/scripts/addport.sh</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/addprintercommand.xml b/docs-xml/smbdotconf/printing/addprintercommand.xml new file mode 100644 index 0000000..954b437 --- /dev/null +++ b/docs-xml/smbdotconf/printing/addprintercommand.xml @@ -0,0 +1,64 @@ +<samba:parameter name="addprinter command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>With the introduction of MS-RPC based printing + support for Windows NT/2000 clients in Samba 2.2, The MS Add + Printer Wizard (APW) icon is now also available in the + "Printers..." folder displayed a share listing. The APW + allows for printers to be add remotely to a Samba or Windows + NT/2000 print server.</para> + + <para>For a Samba host this means that the printer must be + physically added to the underlying printing system. + The <parameter moreinfo="none">addprinter command</parameter> + defines a script to be run which + will perform the necessary operations for adding the printer + to the print system and to add the appropriate service definition + to the <filename moreinfo="none">smb.conf</filename> file in order that it can be + shared by <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry>.</para> + + <para>The <parameter moreinfo="none">addprinter command</parameter> is + automatically invoked with the following parameter (in + order):</para> + + <itemizedlist> + <listitem><para><parameter moreinfo="none">printer name</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">share name</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">port name</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">driver name</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">location</parameter></para></listitem> + <listitem><para><parameter moreinfo="none">Windows 9x driver location</parameter></para></listitem> + </itemizedlist> + + <para>All parameters are filled in from the PRINTER_INFO_2 structure sent + by the Windows NT/2000 client with one exception. The "Windows 9x + driver location" parameter is included for backwards compatibility + only. The remaining fields in the structure are generated from answers + to the APW questions.</para> + + <para>Once the <parameter moreinfo="none">addprinter command</parameter> has + been executed, <command moreinfo="none">smbd</command> will reparse the <filename moreinfo="none"> + smb.conf</filename> to determine if the share defined by the APW + exists. If the sharename is still invalid, then <command moreinfo="none">smbd + </command> will return an ACCESS_DENIED error to the client.</para> + + <para> + The <parameter moreinfo="none">addprinter command</parameter> program + can output a single line of text, + which Samba will set as the port the new printer is connected to. + If this line isn't output, Samba won't reload its printer shares. + </para> + +</description> + +<related>deleteprinter command</related> +<related>printing</related> +<related>show add printer wizard</related> + +<value type="default"></value> +<value type="example">/usr/bin/addprinter</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/cupsconnectiontimeout.xml b/docs-xml/smbdotconf/printing/cupsconnectiontimeout.xml new file mode 100644 index 0000000..bcb6985 --- /dev/null +++ b/docs-xml/smbdotconf/printing/cupsconnectiontimeout.xml @@ -0,0 +1,19 @@ +<samba:parameter name="cups connection timeout" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter is only applicable if <smbconfoption name="printing"/> is set to <constant>cups</constant>. + </para> + + <para> + If set, this option specifies the number of seconds that smbd will wait + whilst trying to contact to the CUPS server. The connection will fail + if it takes longer than this number of seconds. + </para> +</description> + +<value type="default">30</value> +<value type="example">60</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/cupsencrypt.xml b/docs-xml/smbdotconf/printing/cupsencrypt.xml new file mode 100644 index 0000000..8094abe --- /dev/null +++ b/docs-xml/smbdotconf/printing/cupsencrypt.xml @@ -0,0 +1,25 @@ +<samba:parameter name="cups encrypt" + context="G" + type="enum" + enumlist="enum_bool_auto" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter is only applicable if <smbconfoption name="printing"/> + is set to <constant>cups</constant> and if you use CUPS newer than + 1.0.x.It is used to define whether or not Samba should use encryption + when talking to the CUPS server. Possible values are + <emphasis>auto</emphasis>, <emphasis>yes</emphasis> and + <emphasis>no</emphasis> + </para> + + <para> + When set to auto we will try to do a TLS handshake on each CUPS + connection setup. If that fails, we will fall back to unencrypted + operation. + </para> + +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/cupsoptions.xml b/docs-xml/smbdotconf/printing/cupsoptions.xml new file mode 100644 index 0000000..833ba30 --- /dev/null +++ b/docs-xml/smbdotconf/printing/cupsoptions.xml @@ -0,0 +1,35 @@ +<samba:parameter name="cups options" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter is only applicable if <smbconfoption name="printing"/> is + set to <constant>cups</constant>. Its value is a free form string of options + passed directly to the cups library. + </para> + + <para> + You can pass any generic print option known to CUPS (as listed + in the CUPS "Software Users' Manual"). You can also pass any printer + specific option (as listed in "lpoptions -d printername -l") + valid for the target queue. + Multiple parameters should be space-delimited name/value pairs according to + the PAPI text option ABNF specification. Collection values + ("name={a=... b=... c=...}") are stored with the curley brackets intact. + </para> + + <para> + You should set this parameter to <constant>raw</constant> if your CUPS server + <filename>error_log</filename> file contains messages such as + "Unsupported format 'application/octet-stream'" when printing from a Windows client + through Samba. It is no longer necessary to enable + system wide raw printing in <filename>/etc/cups/mime.{convs,types}</filename>. + </para> + +</description> + +<value type="default">""</value> +<value type="example">"raw media=a4"</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/cupsserver.xml b/docs-xml/smbdotconf/printing/cupsserver.xml new file mode 100644 index 0000000..c18c115 --- /dev/null +++ b/docs-xml/smbdotconf/printing/cupsserver.xml @@ -0,0 +1,26 @@ +<samba:parameter name="cups server" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter is only applicable if <smbconfoption name="printing"/> is set to <constant>cups</constant>. + </para> + + <para> + If set, this option overrides the ServerName option in the CUPS <filename>client.conf</filename>. This is + necessary if you have virtual samba servers that connect to different CUPS daemons. + </para> + + <para>Optionally, a port can be specified by separating the server name + and port number with a colon. If no port was specified, + the default port for IPP (631) will be used. + </para> + +</description> + +<value type="default">""</value> +<value type="example">mycupsserver</value> +<value type="example">mycupsserver:1631</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/defaultdevmode.xml b/docs-xml/smbdotconf/printing/defaultdevmode.xml new file mode 100644 index 0000000..f86de9b --- /dev/null +++ b/docs-xml/smbdotconf/printing/defaultdevmode.xml @@ -0,0 +1,37 @@ +<samba:parameter name="default devmode" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter is only applicable to <smbconfoption name="printable"/> services. + When smbd is serving Printer Drivers to Windows NT/2k/XP clients, each printer on the Samba + server has a Device Mode which defines things such as paper size and + orientation and duplex settings. The device mode can only correctly be + generated by the printer driver itself (which can only be executed on a + Win32 platform). Because smbd is unable to execute the driver code + to generate the device mode, the default behavior is to set this field + to NULL. + </para> + + <para>Most problems with serving printer drivers to Windows NT/2k/XP clients + can be traced to a problem with the generated device mode. Certain drivers + will do things such as crashing the client's Explorer.exe with a NULL devmode. + However, other printer drivers can cause the client's spooler service + (spoolsv.exe) to die if the devmode was not created by the driver itself + (i.e. smbd generates a default devmode). + </para> + + <para>This parameter should be used with care and tested with the printer + driver in question. It is better to leave the device mode to NULL + and let the Windows client set the correct values. Because drivers do not + do this all the time, setting <command moreinfo="none">default devmode = yes</command> + will instruct smbd to generate a default one. + </para> + + <para>For more information on Windows NT/2k printing and Device Modes, + see the <ulink url="http://msdn.microsoft.com/">MSDN documentation</ulink>. +</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/deleteprintercommand.xml b/docs-xml/smbdotconf/printing/deleteprintercommand.xml new file mode 100644 index 0000000..6d70ddc --- /dev/null +++ b/docs-xml/smbdotconf/printing/deleteprintercommand.xml @@ -0,0 +1,36 @@ +<samba:parameter name="deleteprinter command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>With the introduction of MS-RPC based printer + support for Windows NT/2000 clients in Samba 2.2, it is now + possible to delete a printer at run time by issuing the + DeletePrinter() RPC call.</para> + + <para>For a Samba host this means that the printer must be + physically deleted from the underlying printing system. The + <smbconfoption name="deleteprinter command"/> defines a script to be run which + will perform the necessary operations for removing the printer + from the print system and from <filename moreinfo="none">smb.conf</filename>. + </para> + + <para>The <smbconfoption name="deleteprinter command"/> is + automatically called with only one parameter: <smbconfoption name="printer name"/>. + </para> + + <para>Once the <smbconfoption name="deleteprinter command"/> has + been executed, <command moreinfo="none">smbd</command> will reparse the <filename moreinfo="none"> + smb.conf</filename> to check that the associated printer no longer exists. + If the sharename is still valid, then <command moreinfo="none">smbd + </command> will return an ACCESS_DENIED error to the client.</para> +</description> + +<related>addprinter command</related> +<related>printing</related> +<related>show add printer wizard</related> + +<value type="default"></value> +<value type="example">/usr/bin/removeprinter</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/disablespoolss.xml b/docs-xml/smbdotconf/printing/disablespoolss.xml new file mode 100644 index 0000000..4710002 --- /dev/null +++ b/docs-xml/smbdotconf/printing/disablespoolss.xml @@ -0,0 +1,23 @@ +<samba:parameter name="disable spoolss" + context="G" + type="boolean" + function="_disable_spoolss" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Enabling this parameter will disable Samba's support + for the SPOOLSS set of MS-RPC's and will yield identical behavior + as Samba 2.0.x. Windows NT/2000 clients will downgrade to using + Lanman style printing commands. Windows 9x/ME will be unaffected by + the parameter. However, this will also disable the ability to upload + printer drivers to a Samba server via the Windows NT Add Printer + Wizard or by using the NT printer properties dialog window. It will + also disable the capability of Windows NT/2000 clients to download + print drivers from the Samba host upon demand. + <emphasis>Be very careful about enabling this parameter.</emphasis> +</para> +</description> + +<related>use client driver</related> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/enablespoolss.xml b/docs-xml/smbdotconf/printing/enablespoolss.xml new file mode 100644 index 0000000..68e09bf --- /dev/null +++ b/docs-xml/smbdotconf/printing/enablespoolss.xml @@ -0,0 +1,12 @@ +<samba:parameter name="enable spoolss" + context="G" + type="boolean-rev" + function="_disable_spoolss" + synonym="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Inverted synonym for <smbconfoption name="disable spoolss"/>.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/enumportscommand.xml b/docs-xml/smbdotconf/printing/enumportscommand.xml new file mode 100644 index 0000000..1258042 --- /dev/null +++ b/docs-xml/smbdotconf/printing/enumportscommand.xml @@ -0,0 +1,25 @@ +<samba:parameter name="enumports command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The concept of a "port" is fairly foreign + to UNIX hosts. Under Windows NT/2000 print servers, a port + is associated with a port monitor and generally takes the form of + a local port (i.e. LPT1:, COM1:, FILE:) or a remote port + (i.e. LPD Port Monitor, etc...). By default, Samba has only one + port defined--<constant>"Samba Printer Port"</constant>. Under + Windows NT/2000, all printers must have a valid port name. + If you wish to have a list of ports displayed (<command moreinfo="none">smbd + </command> does not use a port name for anything) other than + the default <constant>"Samba Printer Port"</constant>, you + can define <parameter moreinfo="none">enumports command</parameter> to point to + a program which should generate a list of ports, one per line, + to standard output. This listing will then be used in response + to the level 1 and 2 EnumPorts() RPC.</para> +</description> + +<value type="default"></value> +<value type="example">/usr/bin/listports</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/forceprintername.xml b/docs-xml/smbdotconf/printing/forceprintername.xml new file mode 100644 index 0000000..607d176 --- /dev/null +++ b/docs-xml/smbdotconf/printing/forceprintername.xml @@ -0,0 +1,38 @@ +<samba:parameter name="force printername" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>When printing from Windows NT (or later), + each printer in <filename>smb.conf</filename> has two + associated names which can be used by the client. The first + is the sharename (or shortname) defined in smb.conf. This + is the only printername available for use by Windows 9x clients. + The second name associated with a printer can be seen when + browsing to the "Printers" (or "Printers and Faxes") folder + on the Samba server. This is referred to simply as the printername + (not to be confused with the <parameter>printer name</parameter> option). + </para> + + <para>When assigning a new driver to a printer on a remote + Windows compatible print server such as Samba, the Windows client + will rename the printer to match the driver name just uploaded. + This can result in confusion for users when multiple + printers are bound to the same driver. To prevent Samba from + allowing the printer's printername to differ from the sharename + defined in smb.conf, set <parameter>force printername = yes</parameter>. + </para> + + <para>Be aware that enabling this parameter may affect migrating + printers from a Windows server to Samba since Windows has no way to + force the sharename and printername to match.</para> + + <para>It is recommended that this parameter's value not be changed + once the printer is in use by clients as this could cause a user + not be able to delete printer connections from their local Printers + folder.</para> + +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/iprintserver.xml b/docs-xml/smbdotconf/printing/iprintserver.xml new file mode 100644 index 0000000..16e3623 --- /dev/null +++ b/docs-xml/smbdotconf/printing/iprintserver.xml @@ -0,0 +1,19 @@ +<samba:parameter name="iprint server" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter is only applicable if <smbconfoption name="printing"/> is set to <constant>iprint</constant>. + </para> + + <para> + If set, this option overrides the ServerName option in the CUPS <filename>client.conf</filename>. This is + necessary if you have virtual samba servers that connect to different CUPS daemons. + </para> +</description> + +<value type="default">""</value> +<value type="example">MYCUPSSERVER</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/loadprinters.xml b/docs-xml/smbdotconf/printing/loadprinters.xml new file mode 100644 index 0000000..cc6dbaf --- /dev/null +++ b/docs-xml/smbdotconf/printing/loadprinters.xml @@ -0,0 +1,13 @@ +<samba:parameter name="load printers" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>A boolean variable that controls whether all + printers in the printcap will be loaded for browsing by default. + See the <link linkend="PRINTERSSECT">printers</link> section for + more details.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/lppausecommand.xml b/docs-xml/smbdotconf/printing/lppausecommand.xml new file mode 100644 index 0000000..3aa134c --- /dev/null +++ b/docs-xml/smbdotconf/printing/lppausecommand.xml @@ -0,0 +1,41 @@ +<samba:parameter name="lppause command" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the command to be + executed on the server host in order to stop printing or spooling + a specific print job.</para> + + <para>This command should be a program or script which takes + a printer name and job number to pause the print job. One way + of implementing this is by using job priorities, where jobs + having a too low priority won't be sent to the printer.</para> + + <para>If a <parameter moreinfo="none">%p</parameter> is given then the printer name + is put in its place. A <parameter moreinfo="none">%j</parameter> is replaced with + the job number (an integer). On HPUX (see <parameter moreinfo="none">printing=hpux + </parameter>), if the <parameter moreinfo="none">-p%p</parameter> option is added + to the lpq command, the job will show up with the correct status, i.e. + if the job priority is lower than the set fence priority it will + have the PAUSED status, whereas if the priority is equal or higher it + will have the SPOOLED or PRINTING status.</para> + + <para>Note that it is good practice to include the absolute path + in the lppause command as the PATH may not be available to the server.</para> + + <para>Currently no default value is given to + this string, unless the value of the <smbconfoption name="printing"/> + parameter is <constant>SYSV</constant>, in which case the default is : + <command moreinfo="none">lp -i %p-%j -H hold</command> or if the value of the + <parameter moreinfo="none">printing</parameter> parameter is + <constant>SOFTQ</constant>, then the default is: + <command moreinfo="none">qstat -s -j%j -h</command>. </para> + +</description> + +<related>printing</related> + +<value type="default"><comment>determined by printing parameter</comment></value> +<value type="example">/usr/bin/lpalt %p-%j -p0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/lpqcachetime.xml b/docs-xml/smbdotconf/printing/lpqcachetime.xml new file mode 100644 index 0000000..0b3670a --- /dev/null +++ b/docs-xml/smbdotconf/printing/lpqcachetime.xml @@ -0,0 +1,28 @@ +<samba:parameter name="lpq cache time" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This controls how long lpq info will be cached + for to prevent the <command moreinfo="none">lpq</command> command being called too + often. A separate cache is kept for each variation of the <command moreinfo="none"> + lpq</command> command used by the system, so if you use different + <command moreinfo="none">lpq</command> commands for different users then they won't + share cache information.</para> + + <para>The cache files are stored in <filename moreinfo="none">/tmp/lpq.xxxx</filename> + where xxxx is a hash of the <command moreinfo="none">lpq</command> command in use.</para> + + <para>The default is 30 seconds, meaning that the cached results + of a previous identical <command moreinfo="none">lpq</command> command will be used + if the cached data is less than 30 seconds old. A large value may + be advisable if your <command moreinfo="none">lpq</command> command is very slow.</para> + +<para>A value of 0 will disable caching completely.</para> +</description> + +<related>printing</related> + +<value type="default">30</value> +<value type="example">10</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/lpqcommand.xml b/docs-xml/smbdotconf/printing/lpqcommand.xml new file mode 100644 index 0000000..f3c17f2 --- /dev/null +++ b/docs-xml/smbdotconf/printing/lpqcommand.xml @@ -0,0 +1,41 @@ +<samba:parameter name="lpq command" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This parameter specifies the command to be + executed on the server host in order to obtain <command moreinfo="none">lpq + </command>-style printer status information.</para> + + <para>This command should be a program or script which + takes a printer name as its only parameter and outputs printer + status information.</para> + + <para>Currently nine styles of printer status information + are supported; BSD, AIX, LPRNG, PLP, SYSV, HPUX, QNX, CUPS, and SOFTQ. + This covers most UNIX systems. You control which type is expected + using the <parameter moreinfo="none">printing =</parameter> option.</para> + + <para>Some clients (notably Windows for Workgroups) may not + correctly send the connection number for the printer they are + requesting status information about. To get around this, the + server reports on the first printer service connected to by the + client. This only happens if the connection number sent is invalid.</para> + + <para>If a <parameter moreinfo="none">%p</parameter> is given then the printer name + is put in its place. Otherwise it is placed at the end of the + command.</para> + + <para>Note that it is good practice to include the absolute path + in the <parameter moreinfo="none">lpq command</parameter> as the <envar>$PATH + </envar> may not be available to the server. When compiled with + the CUPS libraries, no <parameter moreinfo="none">lpq command</parameter> is + needed because smbd will make a library call to obtain the + print queue listing.</para> +</description> + +<related>printing</related> + +<value type="example">/usr/bin/lpq -P%p</value> +<value type="default"><comment>determined by printing parameter</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/lpresumecommand.xml b/docs-xml/smbdotconf/printing/lpresumecommand.xml new file mode 100644 index 0000000..153ba76 --- /dev/null +++ b/docs-xml/smbdotconf/printing/lpresumecommand.xml @@ -0,0 +1,38 @@ +<samba:parameter name="lpresume command" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the command to be + executed on the server host in order to restart or continue + printing or spooling a specific print job.</para> + + <para>This command should be a program or script which takes + a printer name and job number to resume the print job. See + also the <smbconfoption name="lppause command"/> parameter.</para> + + <para>If a <parameter moreinfo="none">%p</parameter> is given then the printer name + is put in its place. A <parameter moreinfo="none">%j</parameter> is replaced with + the job number (an integer).</para> + + <para>Note that it is good practice to include the absolute path + in the <parameter moreinfo="none">lpresume command</parameter> as the PATH may not + be available to the server.</para> + + <para>See also the <smbconfoption name="printing"/> parameter.</para> + + <para>Default: Currently no default value is given + to this string, unless the value of the <parameter moreinfo="none">printing</parameter> + parameter is <constant>SYSV</constant>, in which case the default is:</para> + + <para><command moreinfo="none">lp -i %p-%j -H resume</command></para> + + <para>or if the value of the <parameter moreinfo="none">printing</parameter> parameter + is <constant>SOFTQ</constant>, then the default is:</para> + + <para><command moreinfo="none">qstat -s -j%j -r</command></para> +</description> + +<value type="default"><comment>determined by printing parameter</comment></value> +<value type="example">/usr/bin/lpalt %p-%j -p2</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/lprmcommand.xml b/docs-xml/smbdotconf/printing/lprmcommand.xml new file mode 100644 index 0000000..4b7f3dd --- /dev/null +++ b/docs-xml/smbdotconf/printing/lprmcommand.xml @@ -0,0 +1,35 @@ +<samba:parameter name="lprm command" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the command to be + executed on the server host in order to delete a print job.</para> + + <para>This command should be a program or script which takes + a printer name and job number, and deletes the print job.</para> + + <para>If a <parameter moreinfo="none">%p</parameter> is given then the printer name + is put in its place. A <parameter moreinfo="none">%j</parameter> is replaced with + the job number (an integer).</para> + + <para>Note that it is good practice to include the absolute + path in the <parameter moreinfo="none">lprm command</parameter> as the PATH may not be + available to the server.</para> + + <para> + Examples of use are: +<programlisting> +lprm command = /usr/bin/lprm -P%p %j + +or + +lprm command = /usr/bin/cancel %p-%j +</programlisting> + </para> + +</description> +<related>printing</related> + +<value type="default"><comment>determined by printing parameter</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/maxprintjobs.xml b/docs-xml/smbdotconf/printing/maxprintjobs.xml new file mode 100644 index 0000000..f37ff0a --- /dev/null +++ b/docs-xml/smbdotconf/printing/maxprintjobs.xml @@ -0,0 +1,15 @@ +<samba:parameter name="max print jobs" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter limits the maximum number of + jobs allowable in a Samba printer queue at any given moment. + If this number is exceeded, <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will remote "Out of Space" to the client. + </para> +</description> + +<value type="default">1000</value> +<value type="example">5000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/maxreportedprintjobs.xml b/docs-xml/smbdotconf/printing/maxreportedprintjobs.xml new file mode 100644 index 0000000..5cfd21f --- /dev/null +++ b/docs-xml/smbdotconf/printing/maxreportedprintjobs.xml @@ -0,0 +1,18 @@ +<samba:parameter name="max reported print jobs" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter limits the maximum number of jobs displayed in a port monitor for + Samba printer queue at any given moment. If this number is exceeded, the excess + jobs will not be shown. A value of zero means there is no limit on the number of + print jobs reported. + </para> +</description> + +<related>max print jobs</related> + +<value type="default">0</value> +<value type="example">1000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/os2drivermap.xml b/docs-xml/smbdotconf/printing/os2drivermap.xml new file mode 100644 index 0000000..c845f33 --- /dev/null +++ b/docs-xml/smbdotconf/printing/os2drivermap.xml @@ -0,0 +1,24 @@ +<samba:parameter name="os2 driver map" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The parameter is used to define the absolute + path to a file containing a mapping of Windows NT printer driver + names to OS/2 printer driver names. The format is:</para> + + <para><nt driver name> = <os2 driver name>.<device name></para> + + <para>For example, a valid entry using the HP LaserJet 5 + printer driver would appear as <command moreinfo="none">HP LaserJet 5L = LASERJET.HP + LaserJet 5L</command>.</para> + + <para> + The need for the file is due to the printer driver namespace problem described in + the chapter on Classical Printing in the Samba3-HOWTO book. For more + details on OS/2 clients, please refer to chapter on other clients in the Samba3-HOWTO book. + </para> +</description> +<value type="default"/> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/printable.xml b/docs-xml/smbdotconf/printing/printable.xml new file mode 100644 index 0000000..870d888 --- /dev/null +++ b/docs-xml/smbdotconf/printing/printable.xml @@ -0,0 +1,17 @@ +<samba:parameter name="printable" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>print ok</synonym> +<description> + <para>If this parameter is <constant>yes</constant>, then + clients may open, write to and submit spool files on the directory + specified for the service. </para> + + <para>Note that a printable service will ALWAYS allow writing + to the service path (user privileges permitting) via the spooling + of print data. The <smbconfoption name="read only"/> parameter controls only non-printing access to + the resource.</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/printcapcachetime.xml b/docs-xml/smbdotconf/printing/printcapcachetime.xml new file mode 100644 index 0000000..d5a4c80 --- /dev/null +++ b/docs-xml/smbdotconf/printing/printcapcachetime.xml @@ -0,0 +1,18 @@ +<samba:parameter name="printcap cache time" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option specifies the number of seconds before the printing + subsystem is again asked for the known printers. + </para> + + <para>Setting this parameter to 0 disables any rescanning for new + or removed printers after the initial startup. + </para> +</description> + + +<value type="default">750</value> +<value type="example">600</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/printcapname.xml b/docs-xml/smbdotconf/printing/printcapname.xml new file mode 100644 index 0000000..3a65d23 --- /dev/null +++ b/docs-xml/smbdotconf/printing/printcapname.xml @@ -0,0 +1,54 @@ +<samba:parameter name="printcap name" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>printcap</synonym> +<description> + <para> + This parameter may be used to override the compiled-in default printcap name used by the server (usually + <filename moreinfo="none"> /etc/printcap</filename>). See the discussion of the <link + linkend="PRINTERSSECT">[printers]</link> section above for reasons why you might want to do this. + </para> + + <para> + To use the CUPS printing interface set <command moreinfo="none">printcap name = cups </command>. This should + be supplemented by an additional setting <smbconfoption name="printing">cups</smbconfoption> in the [global] + section. <command moreinfo="none">printcap name = cups</command> will use the "dummy" printcap + created by CUPS, as specified in your CUPS configuration file. + </para> + + <para> + On System V systems that use <command moreinfo="none">lpstat</command> to + list available printers you can use <command moreinfo="none">printcap name = lpstat + </command> to automatically obtain lists of available printers. This + is the default for systems that define SYSV at configure time in + Samba (this includes most System V based systems). If <parameter moreinfo="none"> + printcap name</parameter> is set to <command moreinfo="none">lpstat</command> on + these systems then Samba will launch <command moreinfo="none">lpstat -v</command> and + attempt to parse the output to obtain a printer list. + </para> + + <para> + A minimal printcap file would look something like this: +<programlisting format="linespecific"> +print1|My Printer 1 +print2|My Printer 2 +print3|My Printer 3 +print4|My Printer 4 +print5|My Printer 5 +</programlisting> + where the '|' separates aliases of a printer. The fact that the second alias has a space in + it gives a hint to Samba that it's a comment. + </para> + + <note><para> + Under AIX the default printcap name is <filename moreinfo="none">/etc/qconfig</filename>. Samba will + assume the file is in AIX <filename moreinfo="none">qconfig</filename> format if the string <filename + moreinfo="none">qconfig</filename> appears in the printcap filename. + </para></note> + +</description> + +<value type="default">/etc/printcap</value> +<value type="example">/etc/myprintcap</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/printcommand.xml b/docs-xml/smbdotconf/printing/printcommand.xml new file mode 100644 index 0000000..c84e45f --- /dev/null +++ b/docs-xml/smbdotconf/printing/printcommand.xml @@ -0,0 +1,87 @@ +<samba:parameter name="print command" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>After a print job has finished spooling to + a service, this command will be used via a <command moreinfo="none">system()</command> + call to process the spool file. Typically the command specified will + submit the spool file to the host's printing subsystem, but there + is no requirement that this be the case. The server will not remove + the spool file, so whatever command you specify should remove the + spool file when it has been processed, otherwise you will need to + manually remove old spool files.</para> + + <para>The print command is simply a text string. It will be used + verbatim after macro substitutions have been made:</para> + + <para>%s, %f - the path to the spool + file name</para> + + <para>%p - the appropriate printer + name</para> + + <para>%J - the job + name as transmitted by the client.</para> + + <para>%c - The number of printed pages + of the spooled job (if known).</para> + + <para>%z - the size of the spooled + print job (in bytes)</para> + + <para>The print command <emphasis>MUST</emphasis> contain at least + one occurrence of <parameter moreinfo="none">%s</parameter> or <parameter moreinfo="none">%f + </parameter> - the <parameter moreinfo="none">%p</parameter> is optional. At the time + a job is submitted, if no printer name is supplied the <parameter moreinfo="none">%p + </parameter> will be silently removed from the printer command.</para> + + <para>If specified in the [global] section, the print command given + will be used for any printable service that does not have its own + print command specified.</para> + + <para>If there is neither a specified print command for a + printable service nor a global print command, spool files will + be created but not processed and (most importantly) not removed.</para> + + <para>Note that printing may fail on some UNIXes from the + <constant>nobody</constant> account. If this happens then create + an alternative guest account that can print and set the <smbconfoption name="guest account"/> + in the [global] section.</para> + + <para>You can form quite complex print commands by realizing + that they are just passed to a shell. For example the following + will log a print job, print the file, then remove it. Note that + ';' is the usual separator for command in shell scripts.</para> + + <para><command moreinfo="none">print command = echo Printing %s >> + /tmp/print.log; lpr -P %p %s; rm %s</command></para> + + <para>You may have to vary this command considerably depending + on how you normally print files on your system. The default for + the parameter varies depending on the setting of the <smbconfoption name="printing"/> + parameter.</para> + + <para>Default: For <command moreinfo="none">printing = BSD, AIX, QNX, LPRNG + or PLP :</command></para> + <para><command moreinfo="none">print command = lpr -r -P%p %s</command></para> + + <para>For <command moreinfo="none">printing = SYSV or HPUX :</command></para> + <para><command moreinfo="none">print command = lp -c -d%p %s; rm %s</command></para> + + <para>For <command moreinfo="none">printing = SOFTQ :</command></para> + <para><command moreinfo="none">print command = lp -d%p -s %s; rm %s</command></para> + + <para>For printing = CUPS : If SAMBA is compiled against + libcups, then <smbconfoption name="printcap">cups</smbconfoption> + uses the CUPS API to + submit jobs, etc. Otherwise it maps to the System V + commands with the -oraw option for printing, i.e. it + uses <command moreinfo="none">lp -c -d%p -oraw; rm %s</command>. + With <command moreinfo="none">printing = cups</command>, + and if SAMBA is compiled against libcups, any manually + set print command will be ignored.</para> +</description> + +<value type="example">/usr/local/samba/bin/myprintscript %p %s</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/printername.xml b/docs-xml/smbdotconf/printing/printername.xml new file mode 100644 index 0000000..6b82ef2 --- /dev/null +++ b/docs-xml/smbdotconf/printing/printername.xml @@ -0,0 +1,27 @@ +<samba:parameter name="printer name" + context="S" + type="string" + function="_printername" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <synonym>printer</synonym> +<description> + <para> + This parameter specifies the name of the printer to which print jobs spooled through a printable service + will be sent. + </para> + + <para> + If specified in the [global] section, the printer name given will be used for any printable service that + does not have its own printer name specified. + </para> + + <para> + The default value of the <smbconfoption name="printer name"/> may be <literal>lp</literal> on many + systems. + </para> +</description> + +<value type="default"></value> +<value type="example">laserwriter</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/printing.xml b/docs-xml/smbdotconf/printing/printing.xml new file mode 100644 index 0000000..2e25621 --- /dev/null +++ b/docs-xml/smbdotconf/printing/printing.xml @@ -0,0 +1,45 @@ +<samba:parameter name="printing" + context="S" + type="enum" + enumlist="enum_printing" + handler="handle_printing" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameters controls how printer status information is + interpreted on your system. It also affects the default values for + the <parameter moreinfo="none">print command</parameter>, <parameter + moreinfo="none">lpq command</parameter>, <parameter + moreinfo="none">lppause command </parameter>, <parameter + moreinfo="none">lpresume command</parameter>, and <parameter + moreinfo="none">lprm command</parameter> if specified in the + [global] section.</para> + + <para>Currently nine printing styles are supported. They are + <constant>BSD</constant>, <constant>AIX</constant>, + <constant>LPRNG</constant>, <constant>PLP</constant>, + <constant>SYSV</constant>, <constant>HPUX</constant>, + <constant>QNX</constant>, <constant>SOFTQ</constant>, + <constant>CUPS</constant> and <constant>IPRINT</constant>.</para> + + <para>Be aware that CUPS and IPRINT are only available if the CUPS + development library was available at the time Samba was compiled + or packaged.</para> + + <para>To see what the defaults are for the other print + commands when using the various options use the <citerefentry><refentrytitle>testparm</refentrytitle> + <manvolnum>1</manvolnum></citerefentry> program.</para> + + <para>This option can be set on a per printer basis. Please be + aware however, that you must place any of the various printing + commands (e.g. print command, lpq command, etc...) after defining + the value for the <parameter>printing</parameter> option since it will + reset the printing commands to default values.</para> + + <para>See also the discussion in the <link linkend="PRINTERSSECT"> + [printers]</link> section.</para> + + <para>See <command moreinfo="none">testparm -v.</command> for the default + value on your system</para> +</description> +<value type="default"><comment>Depends on the operating system</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/printjobusername.xml b/docs-xml/smbdotconf/printing/printjobusername.xml new file mode 100644 index 0000000..06209f7 --- /dev/null +++ b/docs-xml/smbdotconf/printing/printjobusername.xml @@ -0,0 +1,15 @@ +<samba:parameter name="printjob username" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies which user information will be + passed to the printing system. Usually, the username is sent, + but in some cases, e.g. the domain prefix is useful, too.</para> +</description> + +<related>printing</related> + +<value type="example">%D\%U</value> +<value type="default">%U</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/printnotifybackchannel.xml b/docs-xml/smbdotconf/printing/printnotifybackchannel.xml new file mode 100644 index 0000000..576bf75 --- /dev/null +++ b/docs-xml/smbdotconf/printing/printnotifybackchannel.xml @@ -0,0 +1,16 @@ +<samba:parameter name="print notify backchannel" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> +<para>Windows print clients can update print queue status by expecting + the server to open a backchannel SMB connection to them. Due to + client firewall settings this can cause considerable timeouts + and will often fail, as there is no guarantee the client is even + running an SMB server. By default, the Samba print server will + not try to connect back to clients, and will treat corresponding + requests as if the connection back to the client failed. +</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/queuepausecommand.xml b/docs-xml/smbdotconf/printing/queuepausecommand.xml new file mode 100644 index 0000000..5dca456 --- /dev/null +++ b/docs-xml/smbdotconf/printing/queuepausecommand.xml @@ -0,0 +1,28 @@ +<samba:parameter name="queuepause command" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the command to be + executed on the server host in order to pause the printer queue.</para> + + <para>This command should be a program or script which takes + a printer name as its only parameter and stops the printer queue, + such that no longer jobs are submitted to the printer.</para> + + <para>This command is not supported by Windows for Workgroups, + but can be issued from the Printers window under Windows 95 + and NT.</para> + + <para>If a <parameter moreinfo="none">%p</parameter> is given then the printer name + is put in its place. Otherwise it is placed at the end of the command. + </para> + + <para>Note that it is good practice to include the absolute + path in the command as the PATH may not be available to the + server.</para> +</description> + +<value type="default"><comment>determined by printing parameter</comment></value> +<value type="example">disable %p</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/queueresumecommand.xml b/docs-xml/smbdotconf/printing/queueresumecommand.xml new file mode 100644 index 0000000..4a57333 --- /dev/null +++ b/docs-xml/smbdotconf/printing/queueresumecommand.xml @@ -0,0 +1,30 @@ +<samba:parameter name="queueresume command" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the command to be + executed on the server host in order to resume the printer queue. It + is the command to undo the behavior that is caused by the + previous parameter (<smbconfoption name="queuepause command"/>).</para> + + <para>This command should be a program or script which takes + a printer name as its only parameter and resumes the printer queue, + such that queued jobs are resubmitted to the printer.</para> + + <para>This command is not supported by Windows for Workgroups, + but can be issued from the Printers window under Windows 95 + and NT.</para> + + <para>If a <parameter moreinfo="none">%p</parameter> is given then the printer name + is put in its place. Otherwise it is placed at the end of the + command.</para> + + <para>Note that it is good practice to include the absolute + path in the command as the PATH may not be available to the + server.</para> +</description> + +<value type="default"><comment>determined by printing parameter</comment></value> +<value type="example">enable %p</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/showaddprinterwizard.xml b/docs-xml/smbdotconf/printing/showaddprinterwizard.xml new file mode 100644 index 0000000..14687b8 --- /dev/null +++ b/docs-xml/smbdotconf/printing/showaddprinterwizard.xml @@ -0,0 +1,34 @@ +<samba:parameter name="show add printer wizard" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>With the introduction of MS-RPC based printing support + for Windows NT/2000 client in Samba 2.2, a "Printers..." folder will + appear on Samba hosts in the share listing. Normally this folder will + contain an icon for the MS Add Printer Wizard (APW). However, it is + possible to disable this feature regardless of the level of privilege + of the connected user.</para> + + <para>Under normal circumstances, the Windows NT/2000 client will + open a handle on the printer server with OpenPrinterEx() asking for + Administrator privileges. If the user does not have administrative + access on the print server (i.e is not root or has granted the + SePrintOperatorPrivilege), the OpenPrinterEx() + call fails and the client makes another open call with a request for + a lower privilege level. This should succeed, however the APW + icon will not be displayed.</para> + + <para>Disabling the <parameter moreinfo="none">show add printer wizard</parameter> + parameter will always cause the OpenPrinterEx() on the server + to fail. Thus the APW icon will never be displayed. +</para> +<note><para>This does not prevent the same user from having + administrative privilege on an individual printer.</para></note> +</description> + +<related>addprinter command</related> +<related>deleteprinter command</related> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/spoolssarchitecture.xml b/docs-xml/smbdotconf/printing/spoolssarchitecture.xml new file mode 100644 index 0000000..dae7390 --- /dev/null +++ b/docs-xml/smbdotconf/printing/spoolssarchitecture.xml @@ -0,0 +1,13 @@ +<samba:parameter name="spoolss: architecture" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Windows spoolss print clients only allow association of server-side drivers + with printers when the driver architecture matches the advertised print server + architecture. Samba's spoolss print server architecture can be changed using + this parameter.</para> +</description> +<value type="default">Windows x64</value> +<value type="example">Windows NT x86</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/spoolssosversion.xml b/docs-xml/smbdotconf/printing/spoolssosversion.xml new file mode 100644 index 0000000..1b57b69 --- /dev/null +++ b/docs-xml/smbdotconf/printing/spoolssosversion.xml @@ -0,0 +1,80 @@ +<samba:parameter name="spoolss: os_major" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Windows might require a new os version number. This option allows + to modify the build number. The complete default version number is: + 5.0.2195 (Windows 2000). The example is 6.1.7601 (Windows 2008 R2). + </para> +</description> +<value type="default">5</value> +<value type="example">6</value> +</samba:parameter> + +<samba:parameter name="spoolss: os_minor" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Windows might require a new os version number. This option allows + to modify the build number. The complete default version number is: + 5.0.2195 (Windows 2000). The example is 6.1.7601 (Windows 2008 R2). + </para> +</description> +<value type="default">0</value> +<value type="example">1</value> +</samba:parameter> + +<samba:parameter name="spoolss: os_build" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Windows might require a new os version number. This option allows + to modify the build number. The complete default version number is: + 5.0.2195 (Windows 2000). The example is 6.1.7601 (Windows 2008 R2). + </para> +</description> +<value type="default">2195</value> +<value type="example">7601</value> +</samba:parameter> + +<samba:parameter name="spoolss_client: os_major" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Windows might require a new os version number. This option allows + to modify the build number. The complete default version number is: + 6.1.7007 (Windows 7 and Windows Server 2008 R2). + </para> +</description> +<value type="default">6</value> +</samba:parameter> + +<samba:parameter name="spoolss_client: os_minor" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Windows might require a new os version number. This option allows + to modify the build number. The complete default version number is: + 6.1.7007 (Windows 7 and Windows Server 2008 R2). + </para> +</description> +<value type="default">1</value> +</samba:parameter> + +<samba:parameter name="spoolss_client: os_build" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Windows might require a new os version number. This option allows + to modify the build number. The complete default version number is: + 6.1.7007 (Windows 7 and Windows Server 2008 R2). + </para> +</description> +<value type="default">7007</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/printing/useclientdriver.xml b/docs-xml/smbdotconf/printing/useclientdriver.xml new file mode 100644 index 0000000..4d07604 --- /dev/null +++ b/docs-xml/smbdotconf/printing/useclientdriver.xml @@ -0,0 +1,39 @@ +<samba:parameter name="use client driver" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter applies only to Windows NT/2000 + clients. It has no effect on Windows 95/98/ME clients. When + serving a printer to Windows NT/2000 clients without first installing + a valid printer driver on the Samba host, the client will be required + to install a local printer driver. From this point on, the client + will treat the print as a local printer and not a network printer + connection. This is much the same behavior that will occur + when <command moreinfo="none">disable spoolss = yes</command>. + </para> + + <para>The differentiating factor is that under normal + circumstances, the NT/2000 client will attempt to open the network + printer using MS-RPC. The problem is that because the client + considers the printer to be local, it will attempt to issue the + OpenPrinterEx() call requesting access rights associated with the + logged on user. If the user possesses local administrator rights but + not root privilege on the Samba host (often the case), the + OpenPrinterEx() call will fail. The result is that the client will + now display an "Access Denied; Unable to connect" message + in the printer queue window (even though jobs may successfully be + printed). </para> + + <para>If this parameter is enabled for a printer, then any attempt + to open the printer with the PRINTER_ACCESS_ADMINISTER right is mapped + to PRINTER_ACCESS_USE instead. Thus allowing the OpenPrinterEx() + call to succeed. <emphasis>This parameter MUST not be enabled + on a print share which has valid print driver installed on the Samba + server.</emphasis></para> +</description> + +<related>disable spoolss</related> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/aclallowexecutealways.xml b/docs-xml/smbdotconf/protocol/aclallowexecutealways.xml new file mode 100644 index 0000000..60ffb34 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/aclallowexecutealways.xml @@ -0,0 +1,25 @@ +<samba:parameter name="acl allow execute always" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This boolean parameter controls the behaviour of <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> when receiving a protocol request of "open for execution" + from a Windows client. + With Samba 3.6 and older, the execution right in the ACL was not checked, so a client + could execute a file even if it did not have execute rights on the file. In Samba 4.0, + this has been fixed, so that by default, i.e. when this parameter is set to "False", + "open for execution" is now denied when execution permissions are not present. + </para> + <para> + If this parameter is set to "True", Samba does not check execute permissions on + "open for execution", thus re-establishing the behaviour of Samba 3.6. + This can be useful to smoothen upgrades from older Samba versions to 4.0 and newer. + This setting is not meant to be used as a permanent setting, but as a temporary relief: + It is recommended to fix the permissions in the ACLs and reset this parameter to the + default after a certain transition period. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/aclcheckpermissions.xml b/docs-xml/smbdotconf/protocol/aclcheckpermissions.xml new file mode 100644 index 0000000..bfffcc0 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/aclcheckpermissions.xml @@ -0,0 +1,33 @@ +<samba:parameter name="acl check permissions" + context="S" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Please note this parameter is now deprecated in Samba 3.6.2 and will be removed + in a future version of Samba. + </para> + <para>This boolean parameter controls what <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> does on receiving a protocol request of "open for delete" + from a Windows client. If a Windows client doesn't have permissions to delete a file then they + expect this to be denied at open time. POSIX systems normally only detect restrictions on delete by + actually attempting to delete the file or directory. As Windows clients can (and do) "back out" a + delete request by unsetting the "delete on close" bit Samba cannot delete the file immediately + on "open for delete" request as we cannot restore such a deleted file. With this parameter set to + true (the default) then smbd checks the file system permissions directly on "open for delete" and denies the + request without actually deleting the file if the file system permissions would seem to deny it. + This is not perfect, as it's possible a user could have deleted a file without Samba being able to + check the permissions correctly, but it is close enough to Windows semantics for mostly correct + behaviour. Samba will correctly check POSIX ACL semantics in this case. + </para> + <para>If this parameter is set to "false" Samba doesn't check permissions on "open for delete" + and allows the open. If the user doesn't have permission to delete the file this will only be + discovered at close time, which is too late for the Windows user tools to display an error message + to the user. The symptom of this is files that appear to have been deleted "magically" re-appearing + on a Windows explorer refresh. This is an extremely advanced protocol option which should not + need to be changed. This parameter was introduced in its final form in 3.0.21, an earlier version + with slightly different semantics was introduced in 3.0.20. That older version is not documented here. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/aclmapfullcontrol.xml b/docs-xml/smbdotconf/protocol/aclmapfullcontrol.xml new file mode 100644 index 0000000..9bb1e7d --- /dev/null +++ b/docs-xml/smbdotconf/protocol/aclmapfullcontrol.xml @@ -0,0 +1,16 @@ +<samba:parameter name="acl map full control" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This boolean parameter controls whether <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> maps a POSIX ACE entry of "rwx" (read/write/execute), the maximum + allowed POSIX permission set, into a Windows ACL of "FULL CONTROL". If this parameter is set to true any POSIX + ACE entry of "rwx" will be returned in a Windows ACL as "FULL CONTROL", is this parameter is set to false any + POSIX ACE entry of "rwx" will be returned as the specific Windows ACL bits representing read, write and + execute. + </para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/addcfunctionallevel.xml b/docs-xml/smbdotconf/protocol/addcfunctionallevel.xml new file mode 100644 index 0000000..ed2b76b --- /dev/null +++ b/docs-xml/smbdotconf/protocol/addcfunctionallevel.xml @@ -0,0 +1,64 @@ +<samba:parameter name="ad dc functional level" + context="G" + type="enum" + function="ad_dc_functional_level" + enumlist="enum_ad_functional_level" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The value of the parameter (a string) is the Active + Directory functional level that this Domain Controller will claim + to support. </para> + + <para>Possible values are :</para> + <itemizedlist> + <listitem> + <para><constant>2008_R2</constant>: Similar to Windows + 2008 R2 Functional Level</para> + </listitem> + <listitem> + <para><constant>2012</constant>: Similar to Windows + 2012 Functional Level</para> + </listitem> + <listitem> + <para><constant>2012_R2</constant>: Similar to Windows + 2012 R2 Functional Level</para> + </listitem> + <listitem> + <para><constant>2016</constant>: Similar to Windows + 2016 Functional Level</para> + </listitem> + </itemizedlist> + + <para>Normally this option should not be set as Samba will operate + per the released functionality of the Samba Active Directory + Domain Controller. </para> + + <para>However to access incomplete features in domain functional + level 2016 it may be useful to + set this value, prior to upgrading the domain functional level. </para> + + <para>If this is set manually, the protection against mismatching + features between domain controllers is reduced, so all domain + controllers should be running the same version of Samba, to ensure + that behaviour as seen by the client is the same no matter which + DC is contacted.</para> + + <para>Setting this to <constant>2016</constant> will allow + raising the domain functional level with <command>samba-tool + domain level raise --domain-level=2016</command> and provide + access to Samba's Kerberos Claims and Dynamic Access + Control feature.</para> + + <warning><para> The Samba's Kerberos Claims and Dynamic Access + Control features enabled with <constant>2016</constant> are + incomplete in Samba 4.19. </para></warning> + + +</description> + +<!-- DO NOT MODIFY without discussion: take care to only update this + default once Samba implements the core aspects of Active + Directory Domain and Forest Functional Level 2016 --> +<value type="default">2008_R2</value> +<value type="example">2016</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/cldapport.xml b/docs-xml/smbdotconf/protocol/cldapport.xml new file mode 100644 index 0000000..3fcb2b3 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/cldapport.xml @@ -0,0 +1,12 @@ +<samba:parameter name="cldap port" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls the port used by the CLDAP protocol. +</para> +</description> + +<value type="default">389</value> +<value type="example">3389</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/clientipcmaxprotocol.xml b/docs-xml/smbdotconf/protocol/clientipcmaxprotocol.xml new file mode 100644 index 0000000..408af50 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/clientipcmaxprotocol.xml @@ -0,0 +1,29 @@ +<samba:parameter name="client ipc max protocol" + context="G" + type="enum" + function="_client_ipc_max_protocol" + enumlist="enum_protocol" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The value of the parameter (a string) is the highest + protocol level that will be supported for IPC$ connections as DCERPC transport.</para> + + <para>Normally this option should not be set as the automatic + negotiation phase in the SMB protocol takes care of choosing + the appropriate protocol.</para> + + <para>The value <constant>default</constant> refers to the latest + supported protocol, currently <constant>SMB3_11</constant>.</para> + + <para>See <smbconfoption name="client max protocol"/> for a full list + of available protocols. The values CORE, COREPLUS, LANMAN1, LANMAN2 + are silently upgraded to NT1.</para> +</description> + +<related>client ipc min protocol</related> +<related>client min protocol</related> +<related>client max protocol</related> + +<value type="default">default</value> +<value type="example">SMB2_10</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/clientipcminprotocol.xml b/docs-xml/smbdotconf/protocol/clientipcminprotocol.xml new file mode 100644 index 0000000..fc04b78 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/clientipcminprotocol.xml @@ -0,0 +1,29 @@ +<samba:parameter name="client ipc min protocol" + context="G" + type="enum" + function="_client_ipc_min_protocol" + enumlist="enum_protocol" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This setting controls the minimum protocol version that the + will be attempted to use for IPC$ connections as DCERPC transport.</para> + + <para>Normally this option should not be set as the automatic + negotiation phase in the SMB protocol takes care of choosing + the appropriate protocol.</para> + + <para>The value <constant>default</constant> refers to the higher value + of <constant>NT1</constant> and the effective value of + <smbconfoption name="client min protocol"/>.</para> + + <para>See <smbconfoption name="client max protocol"/> for a full list + of available protocols. The values CORE, COREPLUS, LANMAN1, LANMAN2 + are silently upgraded to NT1.</para> +</description> + +<related>client ipc max protocol</related> +<related>client min protocol</related> +<related>client max protocol</related> +<value type="default">default</value> +<value type="example">SMB3_11</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/clientmaxprotocol.xml b/docs-xml/smbdotconf/protocol/clientmaxprotocol.xml new file mode 100644 index 0000000..784123e --- /dev/null +++ b/docs-xml/smbdotconf/protocol/clientmaxprotocol.xml @@ -0,0 +1,86 @@ +<samba:parameter name="client max protocol" + context="G" + type="enum" + function="_client_max_protocol" + enumlist="enum_protocol" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The value of the parameter (a string) is the highest + protocol level that will be supported by the client.</para> + + <para>Possible values are :</para> + <itemizedlist> + <listitem> + <para><constant>CORE</constant>: Earliest version. No + concept of user names.</para> + </listitem> + + <listitem> + <para><constant>COREPLUS</constant>: Slight improvements on + CORE for efficiency.</para> + </listitem> + + <listitem> + <para><constant>LANMAN1</constant>: First <emphasis>modern</emphasis> + version of the protocol. Long filename support.</para> + </listitem> + + <listitem> + <para><constant>LANMAN2</constant>: Updates to Lanman1 protocol.</para> + </listitem> + + <listitem> + <para><constant>NT1</constant>: Current up to date version of the protocol. + Used by Windows NT. Known as CIFS.</para> + </listitem> + + <listitem> + <para><constant>SMB2</constant>: Re-implementation of the SMB protocol. + Used by Windows Vista and later versions of Windows. SMB2 has sub protocols available.</para> + <itemizedlist> + <listitem> + <para><constant>SMB2_02</constant>: The earliest SMB2 version.</para> + </listitem> + <listitem> + <para><constant>SMB2_10</constant>: Windows 7 SMB2 version.</para> + </listitem> + </itemizedlist> + <para>By default SMB2 selects the SMB2_10 variant.</para> + </listitem> + + <listitem> + <para><constant>SMB3</constant>: The same as SMB2. + Used by Windows 8. SMB3 has sub protocols available.</para> + <itemizedlist> + <listitem> + <para><constant>SMB3_00</constant>: Windows 8 SMB3 version.</para> + </listitem> + <listitem> + <para><constant>SMB3_02</constant>: Windows 8.1 SMB3 version.</para> + </listitem> + <listitem> + <para><constant>SMB3_11</constant>: Windows 10 SMB3 version.</para> + </listitem> + </itemizedlist> + <para>By default SMB3 selects the SMB3_11 variant.</para> + </listitem> + </itemizedlist> + + <para>Normally this option should not be set as the automatic + negotiation phase in the SMB protocol takes care of choosing + the appropriate protocol.</para> + + <para>The value <constant>default</constant> refers to <constant>SMB3_11</constant>.</para> + + <para>IPC$ connections for DCERPC e.g. in winbindd, are handled by the + <smbconfoption name="client ipc max protocol"/> option.</para> +</description> + +<related>server max protocol</related> +<related>client min protocol</related> +<related>client ipc min protocol</related> +<related>client ipc max protocol</related> + +<value type="default">default</value> +<value type="example">LANMAN1</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/clientminprotocol.xml b/docs-xml/smbdotconf/protocol/clientminprotocol.xml new file mode 100644 index 0000000..1eb07ad --- /dev/null +++ b/docs-xml/smbdotconf/protocol/clientminprotocol.xml @@ -0,0 +1,32 @@ +<samba:parameter name="client min protocol" + context="G" + type="enum" + enumlist="enum_protocol" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This setting controls the minimum protocol version that the + client will attempt to use.</para> + + <para>Normally this option should not be set as the automatic + negotiation phase in the SMB protocol takes care of choosing + the appropriate protocol unless you connect to a legacy SMB1-only server.</para> + + <para>See <related>client max protocol</related> for a full list + of available protocols.</para> + + <para>IPC$ connections for DCERPC e.g. in winbindd, are handled by the + <smbconfoption name="client ipc min protocol"/> option.</para> + + <para>Note that most command line tools support + --option='client min protocol=NT1', so it may not be required to + enable SMB1 protocols globally in smb.conf.</para> +</description> + +<related>client max protocol</related> +<related>server min protocol</related> +<related>client ipc min protocol</related> +<related>client ipc max protocol</related> + +<value type="default">SMB2_02</value> +<value type="example">NT1</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/clientusespnego.xml b/docs-xml/smbdotconf/protocol/clientusespnego.xml new file mode 100644 index 0000000..6740b8c --- /dev/null +++ b/docs-xml/smbdotconf/protocol/clientusespnego.xml @@ -0,0 +1,27 @@ +<samba:parameter name="client use spnego" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter has been deprecated since Samba 4.13 and + support for NTLMv2, NTLM and LanMan authentication outside NTLMSSP + will be removed in a future Samba release.</para> + <para>That is, in the future, the current default of + <command>client use spnego = yes</command> + will be the enforced behaviour.</para> + + <para> This variable controls whether Samba clients will try + to use Simple and Protected NEGOtiation (as specified by rfc2478) with + supporting servers (including WindowsXP, Windows2000 and Samba + 3.0) to agree upon an authentication + mechanism. This enables Kerberos authentication in particular.</para> + + <para>When <smbconfoption name="client NTLMv2 auth"/> is also set to + <constant>yes</constant> extended security (SPNEGO) is required + in order to use NTLMv2 only within NTLMSSP. This behavior was + introduced with the patches for CVE-2016-2111.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/dcerpcendpointservers.xml b/docs-xml/smbdotconf/protocol/dcerpcendpointservers.xml new file mode 100644 index 0000000..c6642b7 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/dcerpcendpointservers.xml @@ -0,0 +1,11 @@ +<samba:parameter name="dcerpc endpoint servers" + context="G" + type="list" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies which DCE/RPC endpoint servers should be run.</para> +</description> + +<value type="default">epmapper, wkssvc, samr, netlogon, lsarpc, drsuapi, dssetup, unixinfo, browser, eventlog6, backupkey, dnsserver</value> +<value type="example">rpcecho</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/defersharingviolations.xml b/docs-xml/smbdotconf/protocol/defersharingviolations.xml new file mode 100644 index 0000000..353dd9d --- /dev/null +++ b/docs-xml/smbdotconf/protocol/defersharingviolations.xml @@ -0,0 +1,25 @@ +<samba:parameter name="defer sharing violations" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Windows allows specifying how a file will be shared with + other processes when it is opened. Sharing violations occur when + a file is opened by a different process using options that violate + the share settings specified by other processes. This parameter causes + smbd to act as a Windows server does, and defer returning a "sharing + violation" error message for up to one second, allowing the client + to close the file causing the violation in the meantime. + </para> + + <para>UNIX by default does not have this behaviour.</para> + + <para> + There should be no reason to turn off this parameter, as it is + designed to enable Samba to more correctly emulate Windows. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/dgramport.xml b/docs-xml/smbdotconf/protocol/dgramport.xml new file mode 100644 index 0000000..b68c81f --- /dev/null +++ b/docs-xml/smbdotconf/protocol/dgramport.xml @@ -0,0 +1,11 @@ +<samba:parameter name="dgram port" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies which ports the server should listen on for NetBIOS datagram traffic.</para> +</description> +<para>This parameter is deprecated, as it is not honoured in the +majority of the code base.</para> +<value type="default">138</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/disablenetbios.xml b/docs-xml/smbdotconf/protocol/disablenetbios.xml new file mode 100644 index 0000000..925861f --- /dev/null +++ b/docs-xml/smbdotconf/protocol/disablenetbios.xml @@ -0,0 +1,15 @@ +<samba:parameter name="disable netbios" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Enabling this parameter will disable netbios support + in Samba. Netbios is the only available form of browsing in + Windows versions prior to Windows 2000. </para> + + <note><para>Clients that only support netbios won't be able to + see your samba server when netbios support is disabled. + </para></note> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/dnsport.xml b/docs-xml/smbdotconf/protocol/dnsport.xml new file mode 100644 index 0000000..20d39b2 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/dnsport.xml @@ -0,0 +1,21 @@ +<samba:parameter name="dns port" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies which ports the server should listen on for + DNS traffic.</para> + + <para>It makes possible to use another DNS server as a front + and forward to Samba.</para> + + <warning> + <para>Dynamic DNS updates may not be proxied by the front + DNS server when forwarding to Samba. Dynamic DNS update + proxying depends on the features of the other DNS server + used as a front.</para> + </warning> +</description> + +<value type="default">53</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/durablehandles.xml b/docs-xml/smbdotconf/protocol/durablehandles.xml new file mode 100644 index 0000000..4267b29 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/durablehandles.xml @@ -0,0 +1,26 @@ +<samba:parameter name="durable handles" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This boolean parameter controls + whether Samba can grant SMB2 durable file handles on a share. + </para> + <para> + Note that durable handles are only enabled if + <smbconfoption name="kernel oplocks">no</smbconfoption>, + <smbconfoption name="kernel share modes">no</smbconfoption>, and + <smbconfoption name="posix locking">no</smbconfoption>, + i.e. if the share is configured for CIFS/SMB2 only access, + not supporting interoperability features with local UNIX processes + or NFS operations. + </para> + <para> + Also note that, for the time being, durability is not granted + for a handle that has the delete on close flag set. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/easupport.xml b/docs-xml/smbdotconf/protocol/easupport.xml new file mode 100644 index 0000000..f111a4c --- /dev/null +++ b/docs-xml/smbdotconf/protocol/easupport.xml @@ -0,0 +1,40 @@ +<samba:parameter name="ea support" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This boolean parameter controls whether <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will allow clients to attempt to access extended + attributes on a share. In order to enable this parameter on a setup with default VFS modules: + </para> + <itemizedlist> + <listitem><para>Samba must have been built with extended attributes support. + </para></listitem> + <listitem><para>The underlying filesystem exposed by the share must support extended + attributes (e.g. the getfattr<manvolnum>1</manvolnum> / setfattr<manvolnum>1</manvolnum> + utilities must work). + </para></listitem> + <listitem><para>Access to extended user attributes must be allowed by the underlying + filesystem (e.g. when mounted with a system-dependent option like user_xattr on Linux). + </para></listitem> + </itemizedlist> + <para> + This option exposes the "user" attribute namespace from the underlying filesystem to + clients. In order to match Windows conventions, the namespace prefix ("user.") is + stripped from the attribute name on the client side. The handling of further attribute + namespaces (like "security", "system", or "trusted") is not affected by this option. + </para> + <para> + Note that the SMB protocol allows setting attributes whose value is 64K bytes long, + and that on NTFS, the maximum storage space for extended attributes per file is 64K. + On some filesystem the limits may be lower. Filesystems with too limited EA + space may experience unexpected weird effects. + + + The default has changed to yes in Samba release 4.9.0 and above to allow better Windows + fileserver compatibility in a default install. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/enableasusupport.xml b/docs-xml/smbdotconf/protocol/enableasusupport.xml new file mode 100644 index 0000000..2f05b01 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/enableasusupport.xml @@ -0,0 +1,16 @@ +<samba:parameter name="enable asu support" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Hosts running the "Advanced Server for Unix (ASU)" product + require some special accommodations such as creating a builtin [ADMIN$] + share that only supports IPC connections. The has been the default + behavior in smbd for many years. However, certain Microsoft applications + such as the Print Migrator tool require that the remote server support + an [ADMIN$] file share. Disabling this parameter allows for creating + an [ADMIN$] file share in smb.conf.</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/eventloglist.xml b/docs-xml/smbdotconf/protocol/eventloglist.xml new file mode 100644 index 0000000..6d0b400 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/eventloglist.xml @@ -0,0 +1,22 @@ +<samba:parameter name="eventlog list" + type="cmdlist" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option defines a list of log names that Samba will + report to the Microsoft EventViewer utility. The listed + eventlogs will be associated with tdb file on disk in the + <filename>$(statedir)/eventlog</filename>. + </para> + + <para> + The administrator must use an external process to parse the normal + Unix logs such as <filename>/var/log/messages</filename> + and write then entries to the eventlog tdb files. Refer to the + eventlogadm(8) utility for how to write eventlog entries. + </para> +</description> + +<value type="default"/> +<value type="example">Security Application Syslog Apache</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/largereadwrite.xml b/docs-xml/smbdotconf/protocol/largereadwrite.xml new file mode 100644 index 0000000..e7142d1 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/largereadwrite.xml @@ -0,0 +1,17 @@ +<samba:parameter name="large readwrite" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter determines whether or not + <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> supports the new 64k + streaming read and write variant SMB requests introduced with + Windows 2000. Note that due to Windows 2000 client redirector bugs + this requires Samba to be running on a 64-bit capable operating + system such as IRIX, Solaris or a Linux 2.4 kernel. Can improve + performance by 10% with Windows 2000 clients. Defaults to on. Not as + tested as some other Samba code paths.</para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/lsaovernetlogon.xml b/docs-xml/smbdotconf/protocol/lsaovernetlogon.xml new file mode 100644 index 0000000..d67be29 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/lsaovernetlogon.xml @@ -0,0 +1,21 @@ +<samba:parameter name="lsa over netlogon" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Setting this deprecated option will allow the RPC server + in the AD DC to answer the LSARPC interface on the + <command>\pipe\netlogon</command> IPC pipe.</para> + + <para>When enabled, this matches the behaviour of Microsoft's + Windows, due to their internal implementation choices.</para> + + <para>If it is disabled (the default), the AD DC can offer + improved performance, as the netlogon server is decoupled and + can run as multiple processes.</para> + +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/mapaclinherit.xml b/docs-xml/smbdotconf/protocol/mapaclinherit.xml new file mode 100644 index 0000000..c248a33 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/mapaclinherit.xml @@ -0,0 +1,20 @@ +<samba:parameter name="map acl inherit" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This boolean parameter is only relevant for systems that do not support + standardized NFS4 ACLs but only a POSIX draft implementation of ACLs. Linux + is the only common UNIX system which does still not offer standardized NFS4 + ACLs actually. On such systems this parameter controls whether + <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will attempt to map the 'protected' + (don't inherit) flags of the Windows ACLs into an extended attribute called + user.SAMBA_PAI (POSIX draft ACL Inheritance). This parameter requires + support for extended attributes on the filesystem and allows the Windows + ACL editor to store (non-)inheritance information while NT ACLs are mapped + best-effort to the POSIX draft ACLs that the OS and filesystem implements. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/maxmux.xml b/docs-xml/smbdotconf/protocol/maxmux.xml new file mode 100644 index 0000000..ab50001 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/maxmux.xml @@ -0,0 +1,12 @@ +<samba:parameter name="max mux" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls the maximum number of + outstanding simultaneous SMB operations that Samba tells the client + it will allow. You should never need to set this parameter.</para> +</description> + +<value type="default">50</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/maxttl.xml b/docs-xml/smbdotconf/protocol/maxttl.xml new file mode 100644 index 0000000..c340ad1 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/maxttl.xml @@ -0,0 +1,13 @@ +<samba:parameter name="max ttl" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option tells <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> what the default 'time to live' + of NetBIOS names should be (in seconds) when <command moreinfo="none">nmbd</command> is + requesting a name using either a broadcast packet or from a WINS server. You should + never need to change this parameter. The default is 3 days.</para> +</description> +<value type="default">259200</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/maxxmit.xml b/docs-xml/smbdotconf/protocol/maxxmit.xml new file mode 100644 index 0000000..d7bd66c --- /dev/null +++ b/docs-xml/smbdotconf/protocol/maxxmit.xml @@ -0,0 +1,17 @@ +<samba:parameter name="max xmit" + context="G" + type="bytes" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls the maximum packet size + that will be negotiated by Samba's + <citerefentry><refentrytitle>smbd</refentrytitle><manvolnum>8</manvolnum></citerefentry> + for the SMB1 protocol. The default is 16644, which + matches the behavior of Windows 2000. A value below 2048 is likely to cause problems. + You should never need to change this parameter from its default value. +</para> +</description> + +<value type="default">16644</value> +<value type="example">8192</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/minreceivefilesize.xml b/docs-xml/smbdotconf/protocol/minreceivefilesize.xml new file mode 100644 index 0000000..ce0ea30 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/minreceivefilesize.xml @@ -0,0 +1,21 @@ +<samba:parameter name="min receivefile size" + type="bytes" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> +<para>This option changes the behavior of <citerefentry><refentrytitle>smbd</refentrytitle> +<manvolnum>8</manvolnum></citerefentry> when processing SMBwriteX calls. Any incoming +SMBwriteX call on a non-signed SMB/CIFS connection greater than this value will not be processed in the normal way but will +be passed to any underlying kernel recvfile or splice system call (if there is no such +call Samba will emulate in user space). This allows zero-copy writes directly from network +socket buffers into the filesystem buffer cache, if available. It may improve performance +but user testing is recommended. If set to zero Samba processes SMBwriteX calls in the +normal way. To enable POSIX large write support (SMB/CIFS writes up to 16Mb) this option must be +nonzero. The maximum value is 128k. Values greater than 128k will be silently set to 128k.</para> +<para>Note this option will have NO EFFECT if set on a SMB signed connection.</para> +<para>The default is zero, which disables this option.</para> +</description> + +<related>min receivefile size</related> +<value type="default">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/nameresolveorder.xml b/docs-xml/smbdotconf/protocol/nameresolveorder.xml new file mode 100644 index 0000000..b85d060 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/nameresolveorder.xml @@ -0,0 +1,70 @@ +<samba:parameter name="name resolve order" + context="G" + type="cmdlist" + handler="handle_name_resolve_order" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option is used by the programs in the Samba + suite to determine what naming services to use and in what order + to resolve host names to IP addresses. Its main purpose to is to + control how netbios name resolution is performed. The option takes a space + separated string of name resolution options.</para> + + <para>The options are: "lmhosts", "host", + "wins" and "bcast". They cause names to be + resolved as follows:</para> + + <itemizedlist> + <listitem> + <para> + <constant>lmhosts</constant> : Lookup an IP address in the Samba lmhosts file. If the line in lmhosts has + no name type attached to the NetBIOS name (see the manpage for lmhosts for details) then + any name type matches for lookup. + </para> + </listitem> + + <listitem> + <para> + <constant>host</constant> : Do a standard host name to IP address resolution, using the system + <filename moreinfo="none">/etc/hosts </filename> or DNS lookups. This method of name resolution is + operating system depended for instance on IRIX or Solaris this may be controlled by the <filename + moreinfo="none">/etc/nsswitch.conf</filename> file. Note that this method is used only if the NetBIOS name + type being queried is the 0x20 (server) name type or 0x1c (domain controllers). The latter case is only + useful for active directory domains and results in a DNS query for the SRV RR entry matching + _ldap._tcp.domain. + </para> + </listitem> + + <listitem> + <para><constant>wins</constant> : Query a name with + the IP address listed in the <smbconfoption name="WINSSERVER"><parameter moreinfo="none"> + wins server</parameter></smbconfoption> parameter. If no WINS server has + been specified this method will be ignored.</para> + </listitem> + + <listitem> + <para><constant>bcast</constant> : Do a broadcast on + each of the known local interfaces listed in the <smbconfoption name="interfaces"/> + parameter. This is the least reliable of the name resolution + methods as it depends on the target host being on a locally + connected subnet.</para> + </listitem> +</itemizedlist> + + <para>The example below will cause the local lmhosts file to be examined + first, followed by a broadcast attempt, followed by a normal + system hostname lookup.</para> + + <para>When Samba is functioning in ADS security mode (<command moreinfo="none">security = ads</command>) + it is advised to use following settings for <parameter moreinfo="none">name resolve order</parameter>:</para> + + <para><command moreinfo="none">name resolve order = wins bcast</command></para> + + <para>DC lookups will still be done via DNS, but fallbacks to netbios names will + not inundate your DNS servers with needless queries for DOMAIN<0x1c> lookups.</para> + +</description> + +<value type="default">lmhosts wins host bcast</value> +<value type="example">lmhosts bcast host</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/nbtport.xml b/docs-xml/smbdotconf/protocol/nbtport.xml new file mode 100644 index 0000000..7070b98 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/nbtport.xml @@ -0,0 +1,13 @@ +<samba:parameter name="nbt port" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies which port the server should use for NetBIOS over IP name + services traffic.</para> +</description> + +<para>This parameter is deprecated, as it is not honoured in the +majority of the code base.</para> +<value type="default">137</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/ntaclsupport.xml b/docs-xml/smbdotconf/protocol/ntaclsupport.xml new file mode 100644 index 0000000..f1577dd --- /dev/null +++ b/docs-xml/smbdotconf/protocol/ntaclsupport.xml @@ -0,0 +1,16 @@ +<samba:parameter name="nt acl support" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This boolean parameter controls whether <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will attempt to map + UNIX permissions into Windows NT access control lists. The UNIX + permissions considered are the traditional UNIX owner and + group permissions, as well as filesystem ACLs set on any files or + directories. This parameter was formally a global parameter in + releases prior to 2.2.2.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/ntpipesupport.xml b/docs-xml/smbdotconf/protocol/ntpipesupport.xml new file mode 100644 index 0000000..907dee1 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/ntpipesupport.xml @@ -0,0 +1,15 @@ +<samba:parameter name="nt pipe support" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This boolean parameter controls whether + <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will allow Windows NT + clients to connect to the NT SMB specific <constant>IPC$</constant> + pipes. This is a developer debugging option and can be left + alone.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/ntstatussupport.xml b/docs-xml/smbdotconf/protocol/ntstatussupport.xml new file mode 100644 index 0000000..07d3462 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/ntstatussupport.xml @@ -0,0 +1,17 @@ +<samba:parameter name="nt status support" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This boolean parameter controls whether <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will negotiate NT specific status + support with Windows NT/2k/XP clients. This is a developer debugging option and should be left alone. + If this option is set to <constant>no</constant> then Samba offers + exactly the same DOS error codes that versions prior to Samba 2.2.3 + reported.</para> + + <para>You should not need to ever disable this parameter.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/readraw.xml b/docs-xml/smbdotconf/protocol/readraw.xml new file mode 100644 index 0000000..a467f52 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/readraw.xml @@ -0,0 +1,25 @@ +<samba:parameter name="read raw" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is ignored if <smbconfoption name="async smb echo handler"/> is set, + because this feature is incompatible with raw read SMB requests</para> + + <para>If enabled, raw reads allow reads of 65535 bytes in + one packet. This typically provides a major performance benefit for some very, very old clients. + </para> + + <para>However, some clients either negotiate the allowable + block size incorrectly or are incapable of supporting larger block + sizes, and for these clients you may need to disable raw reads.</para> + +<para>In general this parameter should be viewed as a system tuning + tool and left severely alone.</para> +</description> + +<value type="default">yes</value> + +<related>write raw</related> +<related>async smb echo handler</related> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/rpcbigendian.xml b/docs-xml/smbdotconf/protocol/rpcbigendian.xml new file mode 100644 index 0000000..5f7c5b6 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/rpcbigendian.xml @@ -0,0 +1,15 @@ +<samba:parameter name="rpc big endian" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Setting this option will force the RPC client and server to + transfer data in big endian.</para> + + <para>If it is disabled, data will be transferred in little endian.</para> + + <para>The behaviour is independent of the endianness of the host machine.</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/rpcserverport.xml b/docs-xml/smbdotconf/protocol/rpcserverport.xml new file mode 100644 index 0000000..0fd87d6 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/rpcserverport.xml @@ -0,0 +1,22 @@ +<samba:parameter name="rpc server port" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies which port the server should listen on for DCE/RPC over TCP/IP traffic.</para> + <para>This controls the default port for all protocols, except for NETLOGON.</para> + <para>If unset, the first available port from <smbconfoption name="rpc server dynamic port range"/> is used, e.g. 49152.</para> + <para>The NETLOGON server will use the next available port, e.g. 49153. To change this port use (eg) rpc server port:netlogon = 4000.</para> + <para>Furthermore, all RPC servers can have the port they use specified independenty, with (for example) rpc server port:drsuapi = 5000.</para> + + <para>This option applies currently only when + <citerefentry><refentrytitle>samba</refentrytitle> <manvolnum>8</manvolnum></citerefentry> + runs as an active directory domain controller.</para> + + <para>The default value 0 causes Samba to select the first available port from <smbconfoption name="rpc server dynamic port range"/>.</para> +</description> + +<related>rpc server dynamic port range</related> + +<value type="default">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/servermaxprotocol.xml b/docs-xml/smbdotconf/protocol/servermaxprotocol.xml new file mode 100644 index 0000000..815841d --- /dev/null +++ b/docs-xml/smbdotconf/protocol/servermaxprotocol.xml @@ -0,0 +1,69 @@ +<samba:parameter name="server max protocol" + context="G" + type="enum" + enumlist="enum_protocol" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The value of the parameter (a string) is the highest + protocol level that will be supported by the server.</para> + + <para>Possible values are :</para> + <itemizedlist> + <listitem> + <para><constant>LANMAN1</constant>: First <emphasis>modern</emphasis> + version of the protocol. Long filename support.</para> + </listitem> + + <listitem> + <para><constant>LANMAN2</constant>: Updates to Lanman1 protocol.</para> + </listitem> + + <listitem> + <para><constant>NT1</constant>: Current up to date version of the protocol. + Used by Windows NT. Known as CIFS.</para> + </listitem> + + <listitem> + <para><constant>SMB2</constant>: Re-implementation of the SMB protocol. + Used by Windows Vista and later versions of Windows. SMB2 has sub protocols available.</para> + <itemizedlist> + <listitem> + <para><constant>SMB2_02</constant>: The earliest SMB2 version.</para> + </listitem> + <listitem> + <para><constant>SMB2_10</constant>: Windows 7 SMB2 version.</para> + </listitem> + </itemizedlist> + <para>By default SMB2 selects the SMB2_10 variant.</para> + </listitem> + + <listitem> + <para><constant>SMB3</constant>: The same as SMB2. + Used by Windows 8. SMB3 has sub protocols available.</para> + <itemizedlist> + <listitem> + <para><constant>SMB3_00</constant>: Windows 8 SMB3 version.</para> + </listitem> + <listitem> + <para><constant>SMB3_02</constant>: Windows 8.1 SMB3 version.</para> + </listitem> + <listitem> + <para><constant>SMB3_11</constant>: Windows 10 SMB3 version.</para> + </listitem> + </itemizedlist> + <para>By default SMB3 selects the SMB3_11 variant.</para> + </listitem> + </itemizedlist> + + <para>Normally this option should not be set as the automatic + negotiation phase in the SMB protocol takes care of choosing + the appropriate protocol.</para> +</description> + +<related>server min protocol</related> +<synonym>max protocol</synonym> +<synonym>protocol</synonym> + +<value type="default">SMB3</value> +<value type="example">LANMAN1</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/serverminprotocol.xml b/docs-xml/smbdotconf/protocol/serverminprotocol.xml new file mode 100644 index 0000000..1079eb8 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/serverminprotocol.xml @@ -0,0 +1,23 @@ +<samba:parameter name="server min protocol" + context="G" + type="enum" + enumlist="enum_protocol" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>min protocol</synonym> +<description> + <para>This setting controls the minimum protocol version that the server + will allow the client to use.</para> + + <para>Normally this option should not be set as the automatic negotiation + phase in the SMB protocol takes care of choosing the appropriate + protocol unless you have legacy clients which are SMB1 capable only.</para> + + <para>See <related>server max protocol</related> for a full list + of available protocols.</para> +</description> + +<related>server max protocol</related> + +<value type="default">SMB2_02</value> +<value type="example">NT1</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/servermultichannelsupport.xml b/docs-xml/smbdotconf/protocol/servermultichannelsupport.xml new file mode 100644 index 0000000..1056271 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/servermultichannelsupport.xml @@ -0,0 +1,27 @@ +<samba:parameter name="server multi channel support" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This boolean parameter controls whether + <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will support + SMB3 multi-channel. + </para> + <para>This parameter was added with version 4.4.</para> + <para> + Note that this feature was still considered experimental up to 4.14. + </para> + + <para>Due to dependencies to kernel APIs of Linux or FreeBSD, it's only possible + to use this feature on Linux and FreeBSD for now. For testing this restriction + can be overwritten by specifying <constant>force:server multi channel support=yes</constant> + in addition.</para> + + <para> + This option is enabled by default starting with to 4.15 (on Linux and FreeBSD). + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/sharefakefscaps.xml b/docs-xml/smbdotconf/protocol/sharefakefscaps.xml new file mode 100644 index 0000000..11f4955 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/sharefakefscaps.xml @@ -0,0 +1,19 @@ +<samba:parameter name="share:fake_fscaps" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + This is needed to support some special application that makes + QFSINFO calls to check whether we set the SPARSE_FILES bit + (0x40). If this bit is not set that particular application + refuses to work against + Samba. With <smbconfoption name="share:fake_fscaps">64</smbconfoption> + the SPARSE_FILES file system capability flag is set. Use other + decimal values to specify the bitmask you need to fake. + </para> + +</description> +<value type="default">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/smb1unixextensions.xml b/docs-xml/smbdotconf/protocol/smb1unixextensions.xml new file mode 100644 index 0000000..b1fcf6b --- /dev/null +++ b/docs-xml/smbdotconf/protocol/smb1unixextensions.xml @@ -0,0 +1,24 @@ +<samba:parameter name="smb1 unix extensions" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>unix extensions</synonym> + <description> + <para>This boolean parameter controls whether Samba + implements the SMB1/CIFS UNIX extensions, as defined by HP. + These extensions enable Samba to better serve UNIX SMB1/CIFS clients + by supporting features such as symbolic links, hard links, etc... + These extensions require a similarly enabled client, and are of + no current use to Windows clients.</para> + <para> + Note if this parameter is turned on, the <smbconfoption name="wide links"/> + parameter will automatically be disabled. + </para> + <para> + See the parameter <smbconfoption name="allow insecure wide links"/> + if you wish to change this coupling between the two parameters. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/smb2_disable_lock_sequence_checking.xml b/docs-xml/smbdotconf/protocol/smb2_disable_lock_sequence_checking.xml new file mode 100644 index 0000000..3a33b8b --- /dev/null +++ b/docs-xml/smbdotconf/protocol/smb2_disable_lock_sequence_checking.xml @@ -0,0 +1,41 @@ +<samba:parameter name="smb2 disable lock sequence checking" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This boolean parameter controls whether + <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will disable + lock sequence checking even for multi-channel connections + as well as durable handles. + </para> + + <para>The [MS-SMB2] specification (under 3.3.5.14 Receiving an SMB2 LOCK Request) + documents that a server should do lock sequence if Open.IsResilient or Open.IsDurable + or Open.IsPersistent is TRUE or if Connection.Dialect belongs to the SMB 3.x dialect + family and Connection.ServerCapabilities includes SMB2_GLOBAL_CAP_MULTI_CHANNEL. + </para> + + <para>But Windows Server (at least up to v2004) only does these checks + for the Open.IsResilient and Open.IsPersistent. + That means they do not implement the behavior specified + in [MS-SMB2].</para> + + <para>By default Samba behaves according to the specification + and implements lock sequence checking when multi-channel is used.</para> + + <para>Warning: Only enable this option if existing clients can't + handle lock sequence checking for handles without Open.IsResilient and Open.IsPersistent. + And it turns out that the Windows Server behavior is required.</para> + + <para>Note: it's likely that this option will be removed again + if future Windows versions change their behavior.</para> + + <para>Note: Samba does not implement Open.IsResilient and Open.IsPersistent yet.</para> +</description> + +<related>server multi channel support</related> + +<value type="default">no</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/smb2_disable_oplock_break_retry.xml b/docs-xml/smbdotconf/protocol/smb2_disable_oplock_break_retry.xml new file mode 100644 index 0000000..1b67100 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/smb2_disable_oplock_break_retry.xml @@ -0,0 +1,39 @@ +<samba:parameter name="smb2 disable oplock break retry" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This boolean parameter controls whether + <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will trigger + smb2 oplock break notification retries when using + <smbconfoption name="server multi channel support">yes</smbconfoption>. + </para> + + <para>The [MS-SMB2] specification documents that a server should + send smb2 oplock break notification retries on all available channel + to the given client.</para> + + <para>But Windows Server versions (at least up to 2019) do not send + smb2 oplock break notification retries on channel failures. + That means they do not implement the behavior specified + in [MS-SMB2].</para> + + <para>By default Samba behaves according to the specification + and send smb2 oplock break notification retries.</para> + + <para>Warning: Only enable this option if existing clients can't + handle possible retries and it turns out that the Windows Server + behavior is required.</para> + + <para>Note: it's likely that this option gets removed again + if future Windows versions change their behavior.</para> + + <para>Note: this only applies to oplocks and not SMB2 leases.</para> +</description> + +<related>server multi channel support</related> + +<value type="default">no</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/smb2maxcredits.xml b/docs-xml/smbdotconf/protocol/smb2maxcredits.xml new file mode 100644 index 0000000..90bc622 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/smb2maxcredits.xml @@ -0,0 +1,15 @@ +<samba:parameter name="smb2 max credits" + type="integer" + context="G" + handler="handle_smb2_max_credits" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> +<para>This option controls the maximum number of outstanding simultaneous SMB2 operations +that Samba tells the client it will allow. This is similar to the <smbconfoption name="max mux"/> +parameter for SMB1. You should never need to set this parameter. +</para> +<para>The default is 8192 credits, which is the same as a Windows 2008R2 SMB2 server.</para> +</description> + +<value type="default">8192</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/smb2maxread.xml b/docs-xml/smbdotconf/protocol/smb2maxread.xml new file mode 100644 index 0000000..01f9583 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/smb2maxread.xml @@ -0,0 +1,19 @@ +<samba:parameter name="smb2 max read" + type="bytes" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> +<para>This option specifies the protocol value that <citerefentry><refentrytitle>smbd</refentrytitle> +<manvolnum>8</manvolnum></citerefentry> will return to a client, informing the client of the largest +size that may be returned by a single SMB2 read call. +</para> +<para>The maximum is 8388608 bytes (8MiB), which is the same as a Windows Server 2012 r2.</para> +<para>Please note that the default is 8MiB, but it's limit is based on the +smb2 dialect (64KiB for SMB == 2.0, 8MiB for SMB >= 2.1 with LargeMTU). +Large MTU is not supported over NBT (tcp port 139).</para> +</description> + +<related>smb2 max write</related> +<related>smb2 max trans</related> +<value type="default">8388608</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/smb2maxtrans.xml b/docs-xml/smbdotconf/protocol/smb2maxtrans.xml new file mode 100644 index 0000000..5586d3f --- /dev/null +++ b/docs-xml/smbdotconf/protocol/smb2maxtrans.xml @@ -0,0 +1,19 @@ +<samba:parameter name="smb2 max trans" + type="bytes" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> +<para>This option specifies the protocol value that <citerefentry><refentrytitle>smbd</refentrytitle> +<manvolnum>8</manvolnum></citerefentry> will return to a client, informing the client of the largest +size of buffer that may be used in querying file meta-data via QUERY_INFO and related SMB2 calls. +</para> +<para>The maximum is 8388608 bytes (8MiB), which is the same as a Windows Server 2012 r2.</para> +<para>Please note that the default is 8MiB, but it's limit is based on the +smb2 dialect (64KiB for SMB == 2.0, 1MiB for SMB >= 2.1 with LargeMTU). +Large MTU is not supported over NBT (tcp port 139).</para> +</description> + +<related>smb2 max read</related> +<related>smb2 max write</related> +<value type="default">8388608</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/smb2maxwrite.xml b/docs-xml/smbdotconf/protocol/smb2maxwrite.xml new file mode 100644 index 0000000..f895a04 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/smb2maxwrite.xml @@ -0,0 +1,19 @@ +<samba:parameter name="smb2 max write" + type="bytes" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> +<para>This option specifies the protocol value that <citerefentry><refentrytitle>smbd</refentrytitle> +<manvolnum>8</manvolnum></citerefentry> will return to a client, informing the client of the largest +size that may be sent to the server by a single SMB2 write call. +</para> +<para>The maximum is 8388608 bytes (8MiB), which is the same as a Windows Server 2012 r2.</para> +<para>Please note that the default is 8MiB, but it's limit is based on the +smb2 dialect (64KiB for SMB == 2.0, 8MiB for SMB => 2.1 with LargeMTU). +Large MTU is not supported over NBT (tcp port 139).</para> +</description> + +<related>smb2 max read</related> +<related>smb2 max trans</related> +<value type="default">8388608</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/smb3sharecaps.xml b/docs-xml/smbdotconf/protocol/smb3sharecaps.xml new file mode 100644 index 0000000..add89f1 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/smb3sharecaps.xml @@ -0,0 +1,202 @@ +<samba:parameter name="smb3 share cap:CONTINUOUS AVAILABILITY" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The SMB3 protocol introduced the SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY + flag. It means clients can have different expectations from the + server (or cluster of servers). + </para> + + <para> + Note: this option only applies to disk shares. + </para> + + <para>In a ctdb cluster shares are continuously available, + but windows clients mix this with the global persistent + handles support. + </para> + + <para>Persistent handles are requested if + SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY is present + even without SMB2_CAP_PERSISTENT_HANDLES. + </para> + + <para>And SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY is + required for SMB2_SHARE_CAP_CLUSTER to have + an effect. + </para> + + <para>So we better don't announce this by default + until we support persistent handles. + </para> + + <para>The <smbconfoption name="smb3 share cap:CONTINUOUS AVAILABILITY"/> option + can be used to force the announcement of SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY. + </para> + + <para> + Warning: only use this if you know what you are doing! + </para> + + <programlisting> + smb3 share cap:CONTINUOUS AVAILABILITY = yes + </programlisting> +</description> +<related>smb3 share cap:CLUSTER</related> +</samba:parameter> + +<samba:parameter name="smb3 share cap:SCALE OUT" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The SMB3 protocol introduced the SMB2_SHARE_CAP_SCALEOUT + flag. It means clients can have different expectations from + cluster of multiple servers and alters the retry/reconnect + behavior. + </para> + + <para> + Note: this option only applies to disk shares. + </para> + + <para>In a ctdb cluster we have multiple active nodes, + so we announce SMB2_SHARE_CAP_SCALEOUT in a cluster. + </para> + + <para>The <smbconfoption name="smb3 share cap:SCALE OUT"/> option + can be used to disable the announcement of SMB2_SHARE_CAP_SCALEOUT, + even if <smbconfoption name="clustering"/> is yes. + </para> + + <programlisting> + clustering = yes + smb3 share cap: SCALE OUT = no + </programlisting> +</description> +<related>clustering</related> +</samba:parameter> + +<samba:parameter name="smb3 share cap:CLUSTER" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The SMB3 protocol introduced the SMB2_SHARE_CAP_CLUSTER + flag. It means clients can expect that all cluster nodes + provide a witness service in order to use the [MS-SWN] + protocol to monitor the server cluster. + </para> + + <para> + Note: this option only applies to disk shares. + </para> + + <para>rpcd_witness is only active if + <citerefentry><refentrytitle>samba-dcerpcd</refentrytitle><manvolnum>8</manvolnum></citerefentry> + is not started as on demand helper and only in a ctdb cluster. + </para> + + <para>So we announce SMB2_SHARE_CAP_CLUSTER only if + <smbconfoption name="clustering"/> is yes and + <smbconfoption name="rpc start on demand helpers"/> is no. + </para> + + <para>The <smbconfoption name="smb3 share cap:SCALE OUT"/> option + can be used to control the announcement of SMB2_SHARE_CAP_CLUSTER + independent of + <smbconfoption name="clustering"/> and + <smbconfoption name="rpc start on demand helpers"/>. + </para> + + <para>Example to disable the announcement of SMB2_SHARE_CAP_CLUSTER: + </para> + <programlisting> + clustering = yes + rpc start on demand helpers = no + smb3 share cap: CLUSTER = no + </programlisting> + + <para>Example to force the announcement of SMB2_SHARE_CAP_CLUSTER: + </para> + <programlisting> + smb3 share cap: CLUSTER = yes + </programlisting> + + <para>Example to let Windows clients use the witness service, + see <smbconfoption name="smb3 share cap:CONTINUOUS AVAILABILITY"/> option + and USE AT YOUR OWN RISK!: + </para> + + <programlisting> + clustering = yes + rpc start on demand helpers = no + # This is the default with the above: + # smb3 share cap: CLUSTER = yes + # + # Use at you own risk! + smb3 share cap: CONTINUOUS AVAILABILITY = yes + </programlisting> +</description> +<related>clustering</related> +<related>rpc start on demand helpers</related> +<related>smb3 share cap:CONTINUOUS AVAILABILITY</related> +<related>smb3 share cap:ASYMMETRIC</related> +</samba:parameter> + +<samba:parameter name="smb3 share cap:ASYMMETRIC" + context="S" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The SMB3_02 protocol introduced the SMB2_SHARE_CAP_ASYMMETRIC + flag. It means clients alters its behavior and uses + isolated transport connections and witness registrations for + the share. It means a client may connect to different + cluster nodes for individual shares and + <command>net witness share-move</command> can be used + to control the node usage. + </para> + + <para> + Note: this option only applies to disk shares. + </para> + + <para>Shares in a ctdb cluster are symmetric by design, + so we don't announce SMB2_SHARE_CAP_ASYMMETRIC by default. + </para> + + <para>The <smbconfoption name="smb3 share cap:ASYMMETRIC"/> option + can be used to force the announcement of SMB2_SHARE_CAP_ASYMMETRIC. + </para> + + <para>Example to force the announcement of SMB2_SHARE_CAP_ASYMMETRIC: + </para> + + <programlisting> + smb3 share cap: ASYMMETRIC = yes + </programlisting> + + <para>Example to let Windows clients use the witness service, + see <smbconfoption name="smb3 share cap:CONTINUOUS AVAILABILITY"/> option + and USE AT YOUR OWN RISK!: + </para> + + <programlisting> + clustering = yes + rpc start on demand helpers = no + # This is the default with the above: + # smb3 share cap: CLUSTER = yes + # + # Use at you own risk! + smb3 share cap: CONTINUOUS AVAILABILITY = yes + smb3 share cap: ASYMMETRIC = yes + </programlisting> +</description> +<related>smb3 share cap:CLUSTER</related> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/smb3unixextensions.xml b/docs-xml/smbdotconf/protocol/smb3unixextensions.xml new file mode 100644 index 0000000..4c03199 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/smb3unixextensions.xml @@ -0,0 +1,9 @@ +<samba:parameter name="smb3 unix extensions" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>Experimental SMB 3.1.1 Unix Extensions.</para> + </description> + <value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/smbports.xml b/docs-xml/smbdotconf/protocol/smbports.xml new file mode 100644 index 0000000..ec1df65 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/smbports.xml @@ -0,0 +1,11 @@ +<samba:parameter name="smb ports" + context="G" + type="cmdlist" + handler="handle_smb_ports" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies which ports the server should listen on for SMB traffic.</para> +</description> + +<value type="default">445 139</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/svcctllist.xml b/docs-xml/smbdotconf/protocol/svcctllist.xml new file mode 100644 index 0000000..826bf70 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/svcctllist.xml @@ -0,0 +1,22 @@ +<samba:parameter name="svcctl list" + type="cmdlist" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option defines a list of init scripts that smbd + will use for starting and stopping Unix services via the Win32 + ServiceControl API. This allows Windows administrators to + utilize the MS Management Console plug-ins to manage a + Unix server running Samba.</para> + + <para>The administrator must create a directory + name <filename>svcctl</filename> in Samba's $(libdir) + and create symbolic links to the init scripts in + <filename>/etc/init.d/</filename>. The name of the links + must match the names given as part of the <parameter>svcctl list</parameter>. + </para> +</description> + +<value type="default"/> +<value type="example">cups postfix portmap httpd</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/timeserver.xml b/docs-xml/smbdotconf/protocol/timeserver.xml new file mode 100644 index 0000000..ceefbd3 --- /dev/null +++ b/docs-xml/smbdotconf/protocol/timeserver.xml @@ -0,0 +1,12 @@ +<samba:parameter name="time server" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter determines if <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> advertises itself as a time server to Windows +clients.</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/unicode.xml b/docs-xml/smbdotconf/protocol/unicode.xml new file mode 100644 index 0000000..25810cd --- /dev/null +++ b/docs-xml/smbdotconf/protocol/unicode.xml @@ -0,0 +1,13 @@ +<samba:parameter name="unicode" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies whether the server and client should support unicode.</para> + + <para>If this option is set to false, the use of ASCII will be forced.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/protocol/writeraw.xml b/docs-xml/smbdotconf/protocol/writeraw.xml new file mode 100644 index 0000000..9a3d11f --- /dev/null +++ b/docs-xml/smbdotconf/protocol/writeraw.xml @@ -0,0 +1,25 @@ +<samba:parameter name="write raw" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is ignored if <smbconfoption name="async smb echo handler"/> is set, + because this feature is incompatible with raw write SMB requests</para> + + <para>If enabled, raw writes allow writes of 65535 bytes in + one packet. This typically provides a major performance benefit for some very, very old clients. + </para> + + <para>However, some clients either negotiate the allowable + block size incorrectly or are incapable of supporting larger block + sizes, and for these clients you may need to disable raw writes.</para> + +<para>In general this parameter should be viewed as a system tuning + tool and left severely alone.</para> +</description> + +<value type="default">yes</value> + +<related>read raw</related> +<related>async smb echo handler</related> +</samba:parameter> diff --git a/docs-xml/smbdotconf/rpc/rpcserverdynamicportrange.xml b/docs-xml/smbdotconf/rpc/rpcserverdynamicportrange.xml new file mode 100644 index 0000000..e8d7268 --- /dev/null +++ b/docs-xml/smbdotconf/rpc/rpcserverdynamicportrange.xml @@ -0,0 +1,22 @@ +<samba:parameter name="rpc server dynamic port range" + context="G" + type="string" + handler="handle_rpc_server_dynamic_port_range" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter tells the RPC server which port range it is + allowed to use to create a listening socket for LSA, SAM, + Netlogon and others without wellknown tcp ports. + The first value is the lowest number of the port + range and the second the highest. + </para> + <para> + This applies to RPC servers in all server roles. + </para> +</description> + +<related>rpc server port</related> + +<value type="default">49152-65535</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/rpc/rpcstartondemandhelpers.xml b/docs-xml/smbdotconf/rpc/rpcstartondemandhelpers.xml new file mode 100644 index 0000000..5f97381 --- /dev/null +++ b/docs-xml/smbdotconf/rpc/rpcstartondemandhelpers.xml @@ -0,0 +1,22 @@ +<samba:parameter name="rpc start on demand helpers" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This global parameter determines if <command>samba-dcerpcd</command> + should be started on demand to service named pipe (np) DCE-RPC requests from + <command>smbd</command> or <command>winbindd</command>. This is the + normal case where no startup scripts have been modified to start + <command>samba-dcerpcd</command> as a daemon. + </para> + <para> + If <command>samba-dcerpcd</command> is started as a daemon + or via a system service manager such as systemd, this parameter + MUST be set to "no", otherwise <command>samba-dcerpcd</command> + will fail to start. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/accessbasedshareenum.xml b/docs-xml/smbdotconf/security/accessbasedshareenum.xml new file mode 100644 index 0000000..4557465 --- /dev/null +++ b/docs-xml/smbdotconf/security/accessbasedshareenum.xml @@ -0,0 +1,19 @@ +<samba:parameter name="access based share enum" + type="boolean" + context="S" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>If this parameter is <constant>yes</constant> for a + service, then the share hosted by the service will only be visible + to users who have read or write access to the share during share + enumeration (for example net view \\sambaserver). The share ACLs + which allow or deny the access to the share can be modified using + for example the <command moreinfo="none">sharesec</command> command + or using the appropriate Windows tools. This has + parallels to access based enumeration, the main difference being + that only share permissions are evaluated, and security + descriptors on files contained on the share are not used in + computing enumeration access rights.</para> + </description> + <value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/aclclaimsevaluation.xml b/docs-xml/smbdotconf/security/aclclaimsevaluation.xml new file mode 100644 index 0000000..ab72617 --- /dev/null +++ b/docs-xml/smbdotconf/security/aclclaimsevaluation.xml @@ -0,0 +1,42 @@ +<samba:parameter name="acl claims evaluation" + context="G" + type="enum" + enumlist="enum_acl_claims_evaluation" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls the way Samba handles evaluation of + security descriptors in Samba, with regards to Active + Directory Claims. AD Claims, introduced with Windows 2012, + are essentially administrator-defined key-value pairs that can + be set both in Active Directory (communicated via the Kerberos + PAC) and in the security descriptor themselves. + </para> + + <para>Active Directory claims are new with Samba 4.20. + Because the claims are evaluated against a very flexible + expression language within the security descriptor, this option provides a mechanism + to disable this logic if required by the administrator.</para> + + <para>This default behaviour is that claims evaluation is + enabled in the AD DC only. Additionally, claims evaluation on + the AD DC is only enabled if the DC functional level + is 2012 or later. See <smbconfoption name="ad dc functional + level"/>.</para> + + <para>Possible values are :</para> + <itemizedlist> + <listitem> + <para><constant>AD DC only</constant>: Enabled for the Samba AD + DC (for DC functional level 2012 or higher).</para> + </listitem> + <listitem> + <para><constant>never</constant>: Disabled in all cases. + This option disables some but not all of the + Authentication Policies and Authentication Policy Silos features of + the Windows 2012R2 functional level in the AD DC.</para> + </listitem> + </itemizedlist> +</description> + +<value type="default">AD DC only</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/aclflaginheritedcanonicalization.xml b/docs-xml/smbdotconf/security/aclflaginheritedcanonicalization.xml new file mode 100644 index 0000000..b306b2b --- /dev/null +++ b/docs-xml/smbdotconf/security/aclflaginheritedcanonicalization.xml @@ -0,0 +1,30 @@ +<samba:parameter name="acl flag inherited canonicalization" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls the way Samba handles client requests setting + the Security Descriptor of files and directories and the effect the + operation has on the Security Descriptor flag "DACL + auto-inherited" (DI). Generally, this flag is set on a file (or + directory) upon creation if the parent directory has DI set and also has + inheritable ACEs. + </para> + + <para>On the other hand when a Security Descriptor is explicitly set on + a file, the DI flag is cleared, unless the flag "DACL Inheritance + Required" (DR) is also set in the new Security Descriptor (fwiw, DR is + never stored on disk).</para> + + <para>This is the default behaviour when this option is enabled (the + default). When setting this option to <command>no</command>, the + resulting value of the DI flag on-disk is directly taken from the DI + value of the to-be-set Security Descriptor. This can be used so dump + tools like rsync that copy data blobs from xattrs that represent ACLs + created by the acl_xattr VFS module will result in copies of the ACL + that are identical to the source. Without this option, the copied ACLs + would all lose the DI flag if set on the source.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/aclgroupcontrol.xml b/docs-xml/smbdotconf/security/aclgroupcontrol.xml new file mode 100644 index 0000000..eeec434 --- /dev/null +++ b/docs-xml/smbdotconf/security/aclgroupcontrol.xml @@ -0,0 +1,45 @@ +<samba:parameter name="acl group control" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + In a POSIX filesystem, only the owner of a file or directory and the superuser can modify the permissions + and ACLs on a file. If this parameter is set, then Samba overrides this restriction, and also allows the + <emphasis>primary group owner</emphasis> of a file or directory to modify the permissions and ACLs + on that file. + </para> + <para> + On a Windows server, groups may be the owner of a file or directory - thus allowing anyone in + that group to modify the permissions on it. This allows the delegation of security controls + on a point in the filesystem to the group owner of a directory and anything below it also owned + by that group. This means there are multiple people with permissions to modify ACLs on a file + or directory, easing manageability. + </para> + <para> + This parameter allows Samba to also permit delegation of the control over a point in the exported + directory hierarchy in much the same way as Windows. This allows all members of a UNIX group to + control the permissions on a file or directory they have group ownership on. + </para> + + <para> + This parameter is best used with the <smbconfoption name="inherit owner"/> option and also + on a share containing directories with the UNIX <emphasis>setgid bit</emphasis> set + on them, which causes new files and directories created within it to inherit the group + ownership from the containing directory. + </para> + + <para> + This parameter was deprecated in Samba 3.0.23, but re-activated in + Samba 3.0.31 and above, as it now only controls permission changes if the user + is in the owning primary group. It is now no longer equivalent to the + <parameter moreinfo="none">dos filemode</parameter> option. + </para> + +</description> + +<related>inherit owner</related> +<related>inherit permissions</related> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/adminusers.xml b/docs-xml/smbdotconf/security/adminusers.xml new file mode 100644 index 0000000..5e0f60c --- /dev/null +++ b/docs-xml/smbdotconf/security/adminusers.xml @@ -0,0 +1,18 @@ +<samba:parameter name="admin users" + context="S" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a list of users who will be granted + administrative privileges on the share. This means that they + will do all file operations as the super-user (root).</para> + + <para>You should use this option very carefully, as any user in + this list will be able to do anything they like on the share, + irrespective of file permissions.</para> + +</description> + +<value type="default"/> +<value type="example">jason</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/algorithmicridbase.xml b/docs-xml/smbdotconf/security/algorithmicridbase.xml new file mode 100644 index 0000000..a5eba3c --- /dev/null +++ b/docs-xml/smbdotconf/security/algorithmicridbase.xml @@ -0,0 +1,26 @@ +<samba:parameter name="algorithmic rid base" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This determines how Samba will use its + algorithmic mapping from uids/gid to the RIDs needed to construct + NT Security Identifiers. + </para> + + <para>Setting this option to a larger value could be useful to sites + transitioning from WinNT and Win2k, as existing user and + group rids would otherwise clash with system users etc. + </para> + + <para>All UIDs and GIDs must be able to be resolved into SIDs for + the correct operation of ACLs on the server. As such the algorithmic + mapping can't be 'turned off', but pushing it 'out of the way' should + resolve the issues. Users and groups can then be assigned 'low' RIDs + in arbitrary-rid supporting backends. + </para> +</description> + +<value type="default">1000</value> +<value type="example">100000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/allowdcerpcauthlevelconnect.xml b/docs-xml/smbdotconf/security/allowdcerpcauthlevelconnect.xml new file mode 100644 index 0000000..8bccab3 --- /dev/null +++ b/docs-xml/smbdotconf/security/allowdcerpcauthlevelconnect.xml @@ -0,0 +1,27 @@ +<samba:parameter name="allow dcerpc auth level connect" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls whether DCERPC services are allowed to + be used with DCERPC_AUTH_LEVEL_CONNECT, which provides authentication, + but no per message integrity nor privacy protection.</para> + + <para>Some interfaces like samr, lsarpc and netlogon have a hard-coded default of + <constant>no</constant> and epmapper, mgmt and rpcecho have a hard-coded default of + <constant>yes</constant>. + </para> + + <para>The behavior can be overwritten per interface name (e.g. lsarpc, netlogon, samr, srvsvc, + winreg, wkssvc ...) by using 'allow dcerpc auth level connect:interface = yes' as option.</para> + + <para>This option is over-ridden by the implementation specific restrictions. + E.g. the drsuapi and backupkey protocols require DCERPC_AUTH_LEVEL_PRIVACY. + The dnsserver protocol requires DCERPC_AUTH_LEVEL_INTEGRITY. + </para> +</description> + +<value type="default">no</value> +<value type="example">yes</value> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/allowtrusteddomains.xml b/docs-xml/smbdotconf/security/allowtrusteddomains.xml new file mode 100644 index 0000000..3617210 --- /dev/null +++ b/docs-xml/smbdotconf/security/allowtrusteddomains.xml @@ -0,0 +1,25 @@ +<samba:parameter name="allow trusted domains" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option only takes effect when the <smbconfoption name="security"/> option is set to + <constant>server</constant>, <constant>domain</constant> or <constant>ads</constant>. + If it is set to no, then attempts to connect to a resource from + a domain or workgroup other than the one which smbd is running + in will fail, even if that domain is trusted by the remote server + doing the authentication.</para> + + <para>This is useful if you only want your Samba server to + serve resources to users in the domain it is a member of. As + an example, suppose that there are two domains DOMA and DOMB. DOMB + is trusted by DOMA, which contains the Samba server. Under normal + circumstances, a user with an account in DOMB can then access the + resources of a UNIX account with the same account name on the + Samba server even if they do not have an account in DOMA. This + can make implementing a security boundary difficult.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/binddnsdir.xml b/docs-xml/smbdotconf/security/binddnsdir.xml new file mode 100644 index 0000000..a948cb5 --- /dev/null +++ b/docs-xml/smbdotconf/security/binddnsdir.xml @@ -0,0 +1,17 @@ +<samba:parameter name="binddns dir" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>bind dns directory</synonym> +<description> + <para> + This parameters defines the directory samba will use to store the configuration + files for bind, such as named.conf. + + NOTE: The bind dns directory needs to be on the same mount point as the private + directory! + </para> +</description> + +<value type="default">&pathconfig.BINDDNS_DIR;</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/checkpasswordscript.xml b/docs-xml/smbdotconf/security/checkpasswordscript.xml new file mode 100644 index 0000000..18aa2c6 --- /dev/null +++ b/docs-xml/smbdotconf/security/checkpasswordscript.xml @@ -0,0 +1,43 @@ +<samba:parameter name="check password script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The name of a program that can be used to check password + complexity. The password is sent to the program's standard input.</para> + + <para>The program must return 0 on a good password, or any other value + if the password is bad. + In case the password is considered weak (the program does not return 0) the + user will be notified and the password change will fail.</para> + + <para>In Samba AD, this script will be run <emphasis>AS ROOT</emphasis> by + <citerefentry><refentrytitle>samba</refentrytitle> <manvolnum>8</manvolnum> + </citerefentry> without any substitutions.</para> + + <para>Note that starting with Samba 4.11 the following environment variables are exported to the script:</para> + + <itemizedlist> + <listitem><para> + SAMBA_CPS_ACCOUNT_NAME is always present and contains the sAMAccountName of user, + the is the same as the %u substitutions in the none AD DC case. + </para></listitem> + + <listitem><para> + SAMBA_CPS_USER_PRINCIPAL_NAME is optional in the AD DC case if the userPrincipalName is present. + </para></listitem> + + <listitem><para> + SAMBA_CPS_FULL_NAME is optional if the displayName is present. + </para></listitem> + </itemizedlist> + + <para>Note: In the example directory is a sample program called <command moreinfo="none">crackcheck</command> + that uses cracklib to check the password quality.</para> + +</description> + +<value type="default"><comment>Disabled</comment></value> +<value type="example">/usr/local/sbin/crackcheck</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientipcsigning.xml b/docs-xml/smbdotconf/security/clientipcsigning.xml new file mode 100644 index 0000000..efbf17a --- /dev/null +++ b/docs-xml/smbdotconf/security/clientipcsigning.xml @@ -0,0 +1,26 @@ +<samba:parameter name="client ipc signing" + context="G" + type="enum" + function="_client_ipc_signing" + enumlist="enum_smb_signing_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This controls whether the client is allowed or required to use SMB signing for IPC$ + connections as DCERPC transport. Possible values + are <emphasis>desired</emphasis>, <emphasis>required</emphasis> + and <emphasis>disabled</emphasis>. + </para> + + <para>When set to required or default, SMB signing is mandatory.</para> + + <para>When set to desired, SMB signing is offered, but not enforced and if set + to disabled, SMB signing is not offered either.</para> + + <para>Connections from winbindd to Active Directory Domain Controllers + always enforce signing.</para> +</description> + +<related>client signing</related> + +<value type="default">default</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientlanmanauth.xml b/docs-xml/smbdotconf/security/clientlanmanauth.xml new file mode 100644 index 0000000..60e1c86 --- /dev/null +++ b/docs-xml/smbdotconf/security/clientlanmanauth.xml @@ -0,0 +1,36 @@ +<samba:parameter name="client lanman auth" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter has been deprecated since Samba 4.13 and + support for LanMan (as distinct from NTLM, NTLMv2 or + Kerberos) authentication as a client + will be removed in a future Samba release.</para> + <para>That is, in the future, the current default of + <command>client NTLMv2 auth = yes</command> + will be the enforced behaviour.</para> + + <para>This parameter determines whether or not <citerefentry><refentrytitle>smbclient</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> and other samba client + tools will attempt to authenticate itself to servers using the + weaker LANMAN password hash. If disabled, only server which support NT + password hashes (e.g. Windows NT/2000, Samba, etc... but not + Windows 95/98) will be able to be connected from the Samba client.</para> + + <para>The LANMAN encrypted response is easily broken, due to its + case-insensitive nature, and the choice of algorithm. Clients + without Windows 95/98 servers are advised to disable + this option. </para> + + <para>Disabling this option will also disable the <command + moreinfo="none">client plaintext auth</command> option.</para> + + <para>Likewise, if the <command moreinfo="none">client ntlmv2 + auth</command> parameter is enabled, then only NTLMv2 logins will be + attempted.</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientntlmv2auth.xml b/docs-xml/smbdotconf/security/clientntlmv2auth.xml new file mode 100644 index 0000000..9b47944 --- /dev/null +++ b/docs-xml/smbdotconf/security/clientntlmv2auth.xml @@ -0,0 +1,46 @@ +<samba:parameter name="client NTLMv2 auth" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter has been deprecated since Samba 4.13 and + support for NTLM and LanMan (as distinct from NTLMv2 or + Kerberos authentication) + will be removed in a future Samba release.</para> + <para>That is, in the future, the current default of + <command>client NTLMv2 auth = yes</command> + will be the enforced behaviour.</para> + + <para>This parameter determines whether or not <citerefentry><refentrytitle>smbclient</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will attempt to + authenticate itself to servers using the NTLMv2 encrypted password + response.</para> + + <para>If enabled, only an NTLMv2 and LMv2 response (both much more + secure than earlier versions) will be sent. Older servers + (including NT4 < SP4, Win9x and Samba 2.2) are not compatible with + NTLMv2 when not in an NTLMv2 supporting domain</para> + + <para>Similarly, if enabled, NTLMv1, <command + moreinfo="none">client lanman auth</command> and <command + moreinfo="none">client plaintext auth</command> + authentication will be disabled. This also disables share-level + authentication. </para> + + <para>If disabled, an NTLM response (and possibly a LANMAN response) + will be sent by the client, depending on the value of <command + moreinfo="none">client lanman auth</command>. </para> + + <para>Note that Windows Vista and later versions already use + NTLMv2 by default, and some sites (particularly those following + 'best practice' security polices) only allow NTLMv2 responses, and + not the weaker LM or NTLM.</para> + + <para>When <smbconfoption name="client use spnego"/> is also set to + <constant>yes</constant> extended security (SPNEGO) is required + in order to use NTLMv2 only within NTLMSSP. This behavior was + introduced with the patches for CVE-2016-2111.</para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientplaintextauth.xml b/docs-xml/smbdotconf/security/clientplaintextauth.xml new file mode 100644 index 0000000..5a51c33 --- /dev/null +++ b/docs-xml/smbdotconf/security/clientplaintextauth.xml @@ -0,0 +1,20 @@ +<samba:parameter name="client plaintext auth" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter has been deprecated since Samba 4.13 and + support for plaintext (as distinct from NTLM, NTLMv2 or + Kerberos authentication) + will be removed in a future Samba release.</para> + <para>That is, in the future, the current default of + <command>client plaintext auth = no</command> + will be the enforced behaviour.</para> + + <para>Specifies whether a client should send a plaintext + password if the server does not support encrypted passwords.</para> +</description> +<value type="default">no</value> +</samba:parameter> + diff --git a/docs-xml/smbdotconf/security/clientprotection.xml b/docs-xml/smbdotconf/security/clientprotection.xml new file mode 100644 index 0000000..347b004 --- /dev/null +++ b/docs-xml/smbdotconf/security/clientprotection.xml @@ -0,0 +1,51 @@ +<samba:parameter name="client protection" + context="G" + type="enum" + enumlist="enum_client_protection_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter defines which protection Samba client + tools should use by default. + </para> + + <para>Possible client settings are:</para> + <itemizedlist> + <listitem> + <para> + <emphasis>default</emphasis> - Use the individual + default values of the options: + <itemizedlist> + <listitem><para><parameter>client signing</parameter></para></listitem> + <listitem><para><parameter>client smb encrypt</parameter></para></listitem> + </itemizedlist> + </para> + </listitem> + + <listitem> + <para> + <emphasis>plain</emphasis> - This will send + everything just as plaintext, signing or + encryption are turned off. + </para> + </listitem> + + <listitem> + <para> + <emphasis>sign</emphasis> - This will enable + integrity checking. + </para> + </listitem> + + <listitem> + <para> + <emphasis>encrypt</emphasis> - This will enable + integrity checks and force encryption for + privacy. + </para> + </listitem> + </itemizedlist> +</description> + +<value type="default">default</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientschannel.xml b/docs-xml/smbdotconf/security/clientschannel.xml new file mode 100644 index 0000000..d124ad4 --- /dev/null +++ b/docs-xml/smbdotconf/security/clientschannel.xml @@ -0,0 +1,30 @@ +<samba:parameter name="client schannel" + context="G" + type="enum" + enumlist="enum_bool_auto" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + This option is deprecated with Samba 4.8 and will be removed in future. + At the same time the default changed to yes, which will be the + hardcoded behavior in future. + </para> + + <para> + This controls whether the client offers or even demands the use of the netlogon schannel. + <smbconfoption name="client schannel">no</smbconfoption> does not offer the schannel, + <smbconfoption name="client schannel">auto</smbconfoption> offers the schannel but does not + enforce it, and <smbconfoption name="client schannel">yes</smbconfoption> denies access + if the server is not able to speak netlogon schannel. + </para> + + <para>Note that for active directory domains this is hardcoded to + <smbconfoption name="client schannel">yes</smbconfoption>.</para> + + <para>This option is over-ridden by the <smbconfoption name="require strong key"/> option.</para> +</description> +<value type="default">yes</value> +<value type="example">auto</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientsigning.xml b/docs-xml/smbdotconf/security/clientsigning.xml new file mode 100644 index 0000000..bd92818 --- /dev/null +++ b/docs-xml/smbdotconf/security/clientsigning.xml @@ -0,0 +1,24 @@ +<samba:parameter name="client signing" + context="G" + type="enum" + enumlist="enum_smb_signing_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This controls whether the client is allowed or required to use SMB signing. Possible values + are <emphasis>desired</emphasis>, <emphasis>required</emphasis> + and <emphasis>disabled</emphasis>. + </para> + + <para>When set to desired or default, SMB signing is offered, but not enforced.</para> + + <para>When set to required, SMB signing is mandatory and if set + to disabled, SMB signing is not offered either.</para> + + <para>IPC$ connections for DCERPC e.g. in winbindd, are handled by the + <smbconfoption name="client ipc signing"/> option.</para> +</description> + +<related>client ipc signing</related> + +<value type="default">default</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientsmbencrypt.xml b/docs-xml/smbdotconf/security/clientsmbencrypt.xml new file mode 100644 index 0000000..05df152 --- /dev/null +++ b/docs-xml/smbdotconf/security/clientsmbencrypt.xml @@ -0,0 +1,126 @@ +<samba:parameter name="client smb encrypt" + context="G" + type="enum" + enumlist="enum_smb_encryption_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter controls whether a client should try or is required + to use SMB encryption. It has different effects depending on whether + the connection uses SMB1 or SMB3: + </para> + + <itemizedlist> + <listitem> + <para> + If the connection uses SMB1, then this option controls the use + of a Samba-specific extension to the SMB protocol introduced in + Samba 3.2 that makes use of the Unix extensions. + </para> + </listitem> + + <listitem> + <para> + If the connection uses SMB2 or newer, then this option controls + the use of the SMB-level encryption that is supported in SMB + version 3.0 and above and available in Windows 8 and newer. + </para> + </listitem> + </itemizedlist> + + <para> + This parameter can be set globally. Possible values are + + <emphasis>off</emphasis>, + <emphasis>if_required</emphasis>, + <emphasis>desired</emphasis>, + and + <emphasis>required</emphasis>. + A special value is <emphasis>default</emphasis> which is + the implicit default setting of <emphasis>if_required</emphasis>. + </para> + + <variablelist> + <varlistentry> + <term><emphasis>Effects for SMB1</emphasis></term> + <listitem> + <para> + The Samba-specific encryption of SMB1 connections is an + extension to the SMB protocol negotiated as part of the UNIX + extensions. SMB encryption uses the GSSAPI (SSPI on Windows) + ability to encrypt and sign every request/response in a SMB + protocol stream. When enabled it provides a secure method of + SMB/CIFS communication, similar to an ssh protected session, but + using SMB/CIFS authentication to negotiate encryption and + signing keys. Currently this is only supported smbclient of by + Samba 3.2 and newer. Windows does not support this feature. + </para> + + <para> + When set to default, SMB encryption is probed, but not + enforced. When set to required, SMB encryption is required and + if set to disabled, SMB encryption can not be negotiated. + </para> + </listitem> + </varlistentry> + + <varlistentry> + <term><emphasis>Effects for SMB3 and newer</emphasis></term> + <listitem> + <para> + Native SMB transport encryption is available in SMB version 3.0 + or newer. It is only used by Samba if + <emphasis>client max protocol</emphasis> is set to + <emphasis>SMB3</emphasis> or newer. + </para> + + <para> + These features can be controlled with settings of + <emphasis>client smb encrypt</emphasis> as follows: + </para> + + <itemizedlist> + <listitem> + <para> + Leaving it as default, explicitly setting + <emphasis>default</emphasis>, or setting it to + <emphasis>if_required</emphasis> globally will enable + negotiation of encryption but will not turn on + data encryption globally. + </para> + </listitem> + + <listitem> + <para> + Setting it to <emphasis>desired</emphasis> globally + will enable negotiation and will turn on data encryption + on sessions and share connections for those servers + that support it. + </para> + </listitem> + + <listitem> + <para> + Setting it to <emphasis>required</emphasis> globally + will enable negotiation and turn on data encryption + on sessions and share connections. Clients that do + not support encryption will be denied access to the + server. + </para> + </listitem> + + <listitem> + <para> + Setting it to <emphasis>off</emphasis> globally will + completely disable the encryption feature for all + connections. + </para> + </listitem> + </itemizedlist> + </listitem> + </varlistentry> + </variablelist> +</description> + +<value type="default">default</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientsmbencryptionalgos.xml b/docs-xml/smbdotconf/security/clientsmbencryptionalgos.xml new file mode 100644 index 0000000..78df3f9 --- /dev/null +++ b/docs-xml/smbdotconf/security/clientsmbencryptionalgos.xml @@ -0,0 +1,21 @@ +<samba:parameter name="client smb3 encryption algorithms" + context="G" + type="list" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the availability and order of + encryption algorithms which are available for negotiation in the SMB3_11 dialect. + </para> + <para>It is also possible to remove individual algorithms from the default list, + by prefixing them with '-'. This can avoid having to specify a hardcoded list. + </para> + <para>Note: that the removal of AES-128-CCM from the list will result + in SMB3_00 and SMB3_02 being unavailable, as it is the default and only + available algorithm for these dialects. + </para> +</description> + +<value type="default">AES-128-GCM, AES-128-CCM, AES-256-GCM, AES-256-CCM</value> +<value type="example">AES-256-GCM</value> +<value type="example">-AES-128-GCM -AES-128-CCM</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientsmbsigningalgos.xml b/docs-xml/smbdotconf/security/clientsmbsigningalgos.xml new file mode 100644 index 0000000..f7c61f3 --- /dev/null +++ b/docs-xml/smbdotconf/security/clientsmbsigningalgos.xml @@ -0,0 +1,22 @@ +<samba:parameter name="client smb3 signing algorithms" + context="G" + type="list" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the availability and order of + signing algorithms which are available for negotiation in the SMB3_11 dialect. + </para> + <para>It is also possible to remove individual algorithms from the default list, + by prefixing them with '-'. This can avoid having to specify a hardcoded list. + </para> + <para>Note: that the removal of AES-128-CMAC from the list will result + in SMB3_00 and SMB3_02 being unavailable, and the removal of HMAC-SHA256 + will result in SMB2_02 and SMB2_10 being unavailable, as these are the default and only + available algorithms for these dialects. + </para> +</description> + +<value type="default">AES-128-GMAC, AES-128-CMAC, HMAC-SHA256</value> +<value type="example">AES-128-CMAC, HMAC-SHA256</value> +<value type="example">-AES-128-CMAC</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientusekerberos.xml b/docs-xml/smbdotconf/security/clientusekerberos.xml new file mode 100644 index 0000000..1ccf88e --- /dev/null +++ b/docs-xml/smbdotconf/security/clientusekerberos.xml @@ -0,0 +1,49 @@ +<samba:parameter name="client use kerberos" + context="G" + type="enum" + function="_client_use_kerberos" + enumlist="enum_use_kerberos_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter determines whether Samba client tools will try + to authenticate using Kerberos. For Kerberos authentication you + need to use dns names instead of IP addresses when connecting + to a service. + </para> + + <para>Possible option settings are:</para> + <itemizedlist> + <listitem> + <para> + <emphasis>desired</emphasis> - Kerberos + authentication will be tried first and if it fails it + automatically fallback to NTLM. + </para> + </listitem> + + <listitem> + <para> + <emphasis>required</emphasis> - Kerberos + authentication will be required. There will be no + fallback to NTLM or a different alternative. + </para> + </listitem> + + <listitem> + <para> + <emphasis>off</emphasis> - Don't use + Kerberos, use NTLM instead or another + alternative. + </para> + </listitem> + </itemizedlist> + + <para> + In case that weak cryptography is not allowed (e.g. FIPS mode) + the default will be forced to <emphasis>required</emphasis>. + </para> +</description> + +<value type="default">desired</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/clientusepsnegoprincipal.xml b/docs-xml/smbdotconf/security/clientusepsnegoprincipal.xml new file mode 100644 index 0000000..8e9edd2 --- /dev/null +++ b/docs-xml/smbdotconf/security/clientusepsnegoprincipal.xml @@ -0,0 +1,35 @@ +<samba:parameter name="client use spnego principal" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter determines whether or not + <citerefentry><refentrytitle>smbclient</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> and other samba components + acting as a client will attempt to use the server-supplied + principal sometimes given in the SPNEGO exchange.</para> + + <para>If enabled, Samba can attempt to use Kerberos to contact + servers known only by IP address. Kerberos relies on names, so + ordinarily cannot function in this situation. </para> + + <para>This is a VERY BAD IDEA for security reasons, and so this + parameter SHOULD NOT BE USED. It will be removed in a future + version of Samba.</para> + + <para>If disabled, Samba will use the name used to look up the + server when asking the KDC for a ticket. This avoids situations + where a server may impersonate another, soliciting authentication + as one principal while being known on the network as another. + </para> + + <para>Note that Windows XP SP2 and later versions already follow + this behaviour, and Windows Vista and later servers no longer + supply this 'rfc4178 hint' principal on the server side.</para> + + <para>This parameter is deprecated in Samba 4.2.1 and will be removed + (along with the functionality) in a later release of Samba.</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/createmask.xml b/docs-xml/smbdotconf/security/createmask.xml new file mode 100644 index 0000000..06ee896 --- /dev/null +++ b/docs-xml/smbdotconf/security/createmask.xml @@ -0,0 +1,37 @@ +<samba:parameter name="create mask" + context="S" + type="octal" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + +<synonym>create mode</synonym> +<description> + <para> + When a file is created, the necessary permissions are calculated according to the mapping from DOS modes to + UNIX permissions, and the resulting UNIX mode is then bit-wise 'AND'ed with this parameter. This parameter may + be thought of as a bit-wise MASK for the UNIX modes of a file. Any bit <emphasis>not</emphasis> set here will + be removed from the modes set on a file when it is created. + </para> + + <para> + The default value of this parameter removes the <literal>group</literal> and <literal>other</literal> + write and execute bits from the UNIX modes. + </para> + + <para> + Following this Samba will bit-wise 'OR' the UNIX mode created from this parameter with the value of the + <smbconfoption name="force create mode"/> parameter which is set to 000 by default. + </para> + + <para> + This parameter does not affect directory masks. See the parameter <smbconfoption name="directory mask"/> + for details. + </para> +</description> + +<related>force create mode</related> +<related>directory mode</related> +<related>inherit permissions</related> + +<value type="default">0744</value> +<value type="example">0775</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/debugencryption.xml b/docs-xml/smbdotconf/security/debugencryption.xml new file mode 100644 index 0000000..5b51b4a --- /dev/null +++ b/docs-xml/smbdotconf/security/debugencryption.xml @@ -0,0 +1,22 @@ +<samba:parameter name="debug encryption" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + This option will make the smbd server and client code using + libsmb (smbclient, smbget, smbspool, ...) dump the Session Id, + the decrypted Session Key, the Signing Key, the Application Key, + the Encryption Key and the Decryption Key every time an SMB3+ + session is established. This information will be printed in logs + at level 0. + </para> + <para> + Warning: access to these values enables the decryption of any + encrypted traffic on the dumped sessions. This option should + only be enabled for debugging purposes. + </para> + </description> + + <value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/dedicatedkeytabfile.xml b/docs-xml/smbdotconf/security/dedicatedkeytabfile.xml new file mode 100644 index 0000000..b7c2680 --- /dev/null +++ b/docs-xml/smbdotconf/security/dedicatedkeytabfile.xml @@ -0,0 +1,16 @@ +<samba:parameter name="dedicated keytab file" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Specifies the absolute path to the kerberos keytab file when + <smbconfoption name="kerberos method"/> is set to "dedicated + keytab". + </para> +</description> +<related>kerberos method</related> +<value type="default"/> +<value type="example">/usr/local/etc/krb5.keytab</value> +</samba:parameter> + diff --git a/docs-xml/smbdotconf/security/directorymask.xml b/docs-xml/smbdotconf/security/directorymask.xml new file mode 100644 index 0000000..890092a --- /dev/null +++ b/docs-xml/smbdotconf/security/directorymask.xml @@ -0,0 +1,33 @@ +<samba:parameter name="directory mask" + context="S" + type="octal" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>directory mode</synonym> +<description> + <para>This parameter is the octal modes which are + used when converting DOS modes to UNIX modes when creating UNIX + directories.</para> + + <para>When a directory is created, the necessary permissions are + calculated according to the mapping from DOS modes to UNIX permissions, + and the resulting UNIX mode is then bit-wise 'AND'ed with this + parameter. This parameter may be thought of as a bit-wise MASK for + the UNIX modes of a directory. Any bit <emphasis>not</emphasis> set + here will be removed from the modes set on a directory when it is + created.</para> + + <para>The default value of this parameter removes the 'group' + and 'other' write bits from the UNIX mode, allowing only the + user who owns the directory to modify it.</para> + + <para>Following this Samba will bit-wise 'OR' the UNIX mode + created from this parameter with the value of the <smbconfoption name="force directory mode"/> parameter. + This parameter is set to 000 by default (i.e. no extra mode bits are added).</para> +</description> + +<related>force directory mode</related> +<related>create mask</related> +<related>inherit permissions</related> +<value type="default">0755</value> +<value type="example">0775</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/directorysecuritymask.xml b/docs-xml/smbdotconf/security/directorysecuritymask.xml new file mode 100644 index 0000000..f02e4ff --- /dev/null +++ b/docs-xml/smbdotconf/security/directorysecuritymask.xml @@ -0,0 +1,12 @@ +<samba:parameter name="directory security mask" + context="S" + removed="1" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter has been removed for Samba 4.0.0. + </para> +</description> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/encryptpasswords.xml b/docs-xml/smbdotconf/security/encryptpasswords.xml new file mode 100644 index 0000000..4fdfa89 --- /dev/null +++ b/docs-xml/smbdotconf/security/encryptpasswords.xml @@ -0,0 +1,47 @@ +<samba:parameter name="encrypt passwords" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter has been deprecated since Samba 4.11 and + support for plaintext (as distinct from NTLM, NTLMv2 + or Kerberos authentication) + will be removed in a future Samba release.</para> + <para>That is, in the future, the current default of + <command>encrypt passwords = yes</command> + will be the enforced behaviour.</para> + <para>This boolean controls whether encrypted passwords + will be negotiated with the client. Note that Windows NT 4.0 SP3 and + above and also Windows 98 will by default expect encrypted passwords + unless a registry entry is changed. To use encrypted passwords in + Samba see the chapter "User Database" in the Samba HOWTO Collection. + </para> + + <para> + MS Windows clients that expect Microsoft encrypted passwords and that + do not have plain text password support enabled will be able to + connect only to a Samba server that has encrypted password support + enabled and for which the user accounts have a valid encrypted password. + Refer to the smbpasswd command man page for information regarding the + creation of encrypted passwords for user accounts. + </para> + + <para> + The use of plain text passwords is NOT advised as support for this feature + is no longer maintained in Microsoft Windows products. If you want to use + plain text passwords you must set this parameter to no. + </para> + + <para>In order for encrypted passwords to work correctly + <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> must either + have access to a local <citerefentry><refentrytitle>smbpasswd</refentrytitle> + <manvolnum>5</manvolnum></citerefentry> file (see the <citerefentry><refentrytitle>smbpasswd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> program for information on how to set up + and maintain this file), or set the <smbconfoption name="security">[domain|ads]</smbconfoption> parameter which + causes <command moreinfo="none">smbd</command> to authenticate against another + server.</para> +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/forcecreatemode.xml b/docs-xml/smbdotconf/security/forcecreatemode.xml new file mode 100644 index 0000000..79e6e63 --- /dev/null +++ b/docs-xml/smbdotconf/security/forcecreatemode.xml @@ -0,0 +1,25 @@ +<samba:parameter name="force create mode" + context="S" + type="octal" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies a set of UNIX mode bit + permissions that will <emphasis>always</emphasis> be set on a + file created by Samba. This is done by bitwise 'OR'ing these bits onto + the mode bits of a file that is being created. The default for this parameter is (in octal) + 000. The modes in this parameter are bitwise 'OR'ed onto the file + mode after the mask set in the <parameter moreinfo="none">create mask</parameter> + parameter is applied.</para> + + <para>The example below would force all newly created files to have read and execute + permissions set for 'group' and 'other' as well as the + read/write/execute bits set for the 'user'.</para> + +</description> + +<related>create mask</related> +<related>inherit permissions</related> + +<value type="default">0000</value> +<value type="example">0755</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/forcedirectorymode.xml b/docs-xml/smbdotconf/security/forcedirectorymode.xml new file mode 100644 index 0000000..aa8375a --- /dev/null +++ b/docs-xml/smbdotconf/security/forcedirectorymode.xml @@ -0,0 +1,25 @@ +<samba:parameter name="force directory mode" + context="S" + type="octal" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies a set of UNIX mode bit + permissions that will <emphasis>always</emphasis> be set on a directory + created by Samba. This is done by bitwise 'OR'ing these bits onto the + mode bits of a directory that is being created. The default for this + parameter is (in octal) 0000 which will not add any extra permission + bits to a created directory. This operation is done after the mode + mask in the parameter <parameter moreinfo="none">directory mask</parameter> is + applied.</para> + + <para>The example below would force all created directories to have read and execute + permissions set for 'group' and 'other' as well as the + read/write/execute bits set for the 'user'.</para> +</description> + +<value type="default">0000</value> +<value type="example">0755</value> + +<related>directory mask</related> +<related>inherit permissions</related> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/forcedirectorysecuritymode.xml b/docs-xml/smbdotconf/security/forcedirectorysecuritymode.xml new file mode 100644 index 0000000..fbd8e16 --- /dev/null +++ b/docs-xml/smbdotconf/security/forcedirectorysecuritymode.xml @@ -0,0 +1,11 @@ +<samba:parameter name="force directory security mode" + context="S" + type="string" + removed="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter has been removed for Samba 4.0.0. + </para> +</description> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/forcegroup.xml b/docs-xml/smbdotconf/security/forcegroup.xml new file mode 100644 index 0000000..646f550 --- /dev/null +++ b/docs-xml/smbdotconf/security/forcegroup.xml @@ -0,0 +1,40 @@ +<samba:parameter name="force group" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>group</synonym> +<description> + <para>This specifies a UNIX group name that will be + assigned as the default primary group for all users connecting + to this service. This is useful for sharing files by ensuring + that all access to files on service will use the named group for + their permissions checking. Thus, by assigning permissions for this + group to the files and directories within this service the Samba + administrator can restrict or allow sharing of these files.</para> + + <para>In Samba 2.0.5 and above this parameter has extended + functionality in the following way. If the group name listed here + has a '+' character prepended to it then the current user accessing + the share only has the primary group default assigned to this group + if they are already assigned as a member of that group. This allows + an administrator to decide that only users who are already in a + particular group will create files with group ownership set to that + group. This gives a finer granularity of ownership assignment. For + example, the setting <filename moreinfo="none">force group = +sys</filename> means + that only users who are already in group sys will have their default + primary group assigned to sys when accessing this Samba share. All + other users will retain their ordinary primary group.</para> + + <para> + If the <smbconfoption name="force user"/> parameter is also set the group specified in + <parameter moreinfo="none">force group</parameter> will override the primary group + set in <parameter moreinfo="none">force user</parameter>.</para> + +</description> + +<related>force user</related> + +<value type="default"/> +<value type="example">agroup</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/forcesecuritymode.xml b/docs-xml/smbdotconf/security/forcesecuritymode.xml new file mode 100644 index 0000000..5a9479e --- /dev/null +++ b/docs-xml/smbdotconf/security/forcesecuritymode.xml @@ -0,0 +1,11 @@ +<samba:parameter name="force security mode" + context="S" + type="string" + removed="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter has been removed for Samba 4.0.0. + </para> +</description> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/forceunknownacluser.xml b/docs-xml/smbdotconf/security/forceunknownacluser.xml new file mode 100644 index 0000000..c5aec53 --- /dev/null +++ b/docs-xml/smbdotconf/security/forceunknownacluser.xml @@ -0,0 +1,27 @@ +<samba:parameter name="force unknown acl user" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + +<description> + <para> + If this parameter is set, a Windows NT ACL that contains an unknown SID (security descriptor, or + representation of a user or group id) as the owner or group owner of the file will be silently + mapped into the current UNIX uid or gid of the currently connected user. + </para> + + <para> + This is designed to allow Windows NT clients to copy files and folders containing ACLs that were + created locally on the client machine and contain users local to that machine only (no domain + users) to be copied to a Samba server (usually with XCOPY /O) and have the unknown userid and + groupid of the file owner map to the current connected user. This can only be fixed correctly + when winbindd allows arbitrary mapping from any Windows NT SID to a UNIX uid or gid. + </para> + + <para> + Try using this parameter when XCOPY /O gives an ACCESS_DENIED error. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/forceuser.xml b/docs-xml/smbdotconf/security/forceuser.xml new file mode 100644 index 0000000..f3010a9 --- /dev/null +++ b/docs-xml/smbdotconf/security/forceuser.xml @@ -0,0 +1,28 @@ +<samba:parameter name="force user" + type="string" + context="S" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This specifies a UNIX user name that will be + assigned as the default user for all users connecting to this service. + This is useful for sharing files. You should also use it carefully + as using it incorrectly can cause security problems.</para> + + <para>This user name only gets used once a connection is established. + Thus clients still need to connect as a valid user and supply a + valid password. Once connected, all file operations will be performed + as the "forced user", no matter what username the client connected + as. This can be very useful.</para> + + <para>In Samba 2.0.5 and above this parameter also causes the + primary group of the forced user to be used as the primary group + for all file activity. Prior to 2.0.5 the primary group was left + as the primary group of the connecting user (this was a bug).</para> + +</description> + +<related>force group</related> +<value type="default"/> +<value type="example">auser</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/guestaccount.xml b/docs-xml/smbdotconf/security/guestaccount.xml new file mode 100644 index 0000000..2914630 --- /dev/null +++ b/docs-xml/smbdotconf/security/guestaccount.xml @@ -0,0 +1,27 @@ +<samba:parameter name="guest account" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a username which will be used for access + to services which are specified as <smbconfoption name="guest ok"/> (see below). Whatever privileges this + user has will be available to any client connecting to the guest service. + This user must exist in the password file, but does not require + a valid login. The user account "ftp" is often a good choice + for this parameter. + </para> + + <para>On some systems the default guest account "nobody" may not + be able to print. Use another account in this case. You should test + this by trying to log in as your guest user (perhaps by using the + <command moreinfo="none">su -</command> command) and trying to print using the + system print command such as <command moreinfo="none">lpr(1)</command> or <command moreinfo="none"> + lp(1)</command>.</para> + + <para>This parameter does not accept % macros, because + many parts of the system require this value to be + constant for correct operation.</para> +</description> +<value type="default">nobody<comment>default can be changed at compile-time</comment></value> +<value type="example">ftp</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/guestok.xml b/docs-xml/smbdotconf/security/guestok.xml new file mode 100644 index 0000000..390f1c3 --- /dev/null +++ b/docs-xml/smbdotconf/security/guestok.xml @@ -0,0 +1,19 @@ +<samba:parameter name="guest ok" + type="boolean" + context="S" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>public</synonym> +<description> + <para>If this parameter is <constant>yes</constant> for + a service, then no password is required to connect to the service. + Privileges will be those of the <smbconfoption name="guest account"/>.</para> + + <para>This parameter nullifies the benefits of setting + <smbconfoption name="restrict anonymous">2</smbconfoption> + </para> + + <para>See the section below on <smbconfoption name="security"/> for more information about this option. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/guestonly.xml b/docs-xml/smbdotconf/security/guestonly.xml new file mode 100644 index 0000000..5660162 --- /dev/null +++ b/docs-xml/smbdotconf/security/guestonly.xml @@ -0,0 +1,15 @@ +<samba:parameter name="guest only" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>only guest</synonym> +<description> + <para>If this parameter is <constant>yes</constant> for + a service, then only guest connections to the service are permitted. + This parameter will have no effect if <smbconfoption name="guest ok"/> is not set for the service.</para> + + <para>See the section below on <smbconfoption name="security"/> for more information about this option. + </para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/hostsallow.xml b/docs-xml/smbdotconf/security/hostsallow.xml new file mode 100644 index 0000000..8b4b622 --- /dev/null +++ b/docs-xml/smbdotconf/security/hostsallow.xml @@ -0,0 +1,62 @@ +<samba:parameter name="hosts allow" + context="S" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>allow hosts</synonym> +<description> + <para>A synonym for this parameter is <smbconfoption name="allow hosts"/>.</para> + + <para>This parameter is a comma, space, or tab delimited + set of hosts which are permitted to access a service.</para> + + <para>If specified in the [global] section then it will + apply to all services, regardless of whether the individual + service has a different setting.</para> + + <para>You can specify the hosts by name or IP number. For + example, you could restrict access to only the hosts on a + Class C subnet with something like <command>allow hosts = 150.203.5.</command>. + The full syntax of the list is described in the man + page <filename>hosts_access(5)</filename>. Note that this man + page may not be present on your system, so a brief description will + be given here also.</para> + + <para>Note that the localhost address 127.0.0.1 will always + be allowed access unless specifically denied by a <smbconfoption name="hosts deny"/> option.</para> + + <para>You can also specify hosts by network/netmask pairs and + by netgroup names if your system supports netgroups. The + <emphasis>EXCEPT</emphasis> keyword can also be used to limit a + wildcard list. The following examples may provide some help:</para> + +<para>Example 1: allow all IPs in 150.203.*.*; except one</para> + + <para><command moreinfo="none">hosts allow = 150.203. EXCEPT 150.203.6.66</command></para> + + <para>Example 2: allow hosts that match the given network/netmask</para> + + <para><command moreinfo="none">hosts allow = 150.203.15.0/255.255.255.0</command></para> + + <para>Example 3: allow a couple of hosts</para> + + <para><command moreinfo="none">hosts allow = lapland, arvidsjaur</command></para> + + <para>Example 4: allow only hosts in NIS netgroup "foonet", but + deny access from one particular host</para> + + <para><command moreinfo="none">hosts allow = @foonet</command></para> + + <para><command moreinfo="none">hosts deny = pirate</command></para> + + <note><para>Note that access still requires suitable user-level passwords.</para></note> + + <para>See <citerefentry><refentrytitle>testparm</refentrytitle> + <manvolnum>1</manvolnum></citerefentry> for a way of testing your host access + to see if it does what you expect.</para> + + +</description> + +<value type="example">150.203.5. myhost.mynet.edu.au</value> +<value type="default"><comment>none (i.e., all hosts permitted access)</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/hostsdeny.xml b/docs-xml/smbdotconf/security/hostsdeny.xml new file mode 100644 index 0000000..cd2f8de --- /dev/null +++ b/docs-xml/smbdotconf/security/hostsdeny.xml @@ -0,0 +1,24 @@ +<samba:parameter name="hosts deny" + context="S" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>deny hosts</synonym> +<description> + <para>The opposite of <parameter moreinfo="none">hosts allow</parameter> + - hosts listed here are <emphasis>NOT</emphasis> permitted access to + services unless the specific services have their own lists to override + this one. Where the lists conflict, the <parameter moreinfo="none">allow</parameter> + list takes precedence.</para> + + <para> + In the event that it is necessary to deny all by default, use the keyword + ALL (or the netmask <literal>0.0.0.0/0</literal>) and then explicitly specify + to the <smbconfoption name="hosts allow">hosts allow</smbconfoption> parameter those hosts + that should be permitted access. + </para> +</description> + +<value type="default"><comment>none (i.e., no hosts specifically excluded)</comment></value> + +<value type="example">150.203.4. badhost.mynet.edu.au</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/inheritacls.xml b/docs-xml/smbdotconf/security/inheritacls.xml new file mode 100644 index 0000000..4f1bf99 --- /dev/null +++ b/docs-xml/smbdotconf/security/inheritacls.xml @@ -0,0 +1,24 @@ +<samba:parameter name="inherit acls" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter is only relevant for filesystems that + do not support standardized NFS4 ACLs but only a POSIX draft ACL + implementation and which implements default ACLs like most filesystems + on Linux. It can be used to ensure that if default ACLs + exist on parent directories, they are always honored when creating a + new file or subdirectory in these parent directories. The default + behavior is to use the unix mode specified when creating the directory. + Enabling this option sets the unix mode to 0777, thus guaranteeing that + the default directory ACLs are propagated. + + Note that using the VFS modules acl_xattr or acl_tdb which store native + Windows as meta-data will automatically turn this option on for any + share for which they are loaded, as they require this option to emulate + Windows ACLs correctly. +</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/inheritowner.xml b/docs-xml/smbdotconf/security/inheritowner.xml new file mode 100644 index 0000000..c081e56 --- /dev/null +++ b/docs-xml/smbdotconf/security/inheritowner.xml @@ -0,0 +1,58 @@ +<samba:parameter name="inherit owner" + context="S" + type="enum" + enumlist="enum_inherit_owner_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The ownership of new files and directories + is normally governed by effective uid of the connected user. + This option allows the Samba administrator to specify that + the ownership for new files and directories should be controlled + by the ownership of the parent directory.</para> + + <para>Valid options are:</para> + <itemizedlist> + <listitem><para><constant>no</constant> - + Both the Windows (SID) owner and the UNIX (uid) owner of the file are + governed by the identity of the user that created the file. + </para></listitem> + + <listitem><para><constant>windows and unix</constant> - + The Windows (SID) owner and the UNIX (uid) owner of new files and + directories are set to the respective owner of the parent directory. + </para></listitem> + + <listitem><para><constant>yes</constant> - a synonym for + <constant>windows and unix</constant>. + </para></listitem> + + <listitem><para><constant>unix only</constant> - + Only the UNIX owner is set to the UNIX owner of the parent directory. + </para></listitem> + </itemizedlist> + + <para>Common scenarios where this behavior is useful is in + implementing drop-boxes, where users can create and edit files but + not delete them and ensuring that newly created files in a user's + roaming profile directory are actually owned by the user.</para> + + <para>The <constant>unix only</constant> option effectively + breaks the tie between the Windows owner of a file and the + UNIX owner. As a logical consequence, in this mode, + setting the Windows owner of a file does not modify the UNIX + owner. Using this mode should typically be combined with a + backing store that can emulate the full NT ACL model without + affecting the POSIX permissions, such as the acl_xattr + VFS module, coupled with + <smbconfoption name="acl_xattr:ignore system acls">yes</smbconfoption>. + This can be used to emulate folder quotas, when files are + exposed only via SMB (without UNIX extensions). + The UNIX owner of a directory is locally set + and inherited by all subdirectories and files, and they all + consume the same quota.</para> +</description> + +<related>inherit permissions</related> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/inheritpermissions.xml b/docs-xml/smbdotconf/security/inheritpermissions.xml new file mode 100644 index 0000000..9dda734 --- /dev/null +++ b/docs-xml/smbdotconf/security/inheritpermissions.xml @@ -0,0 +1,35 @@ +<samba:parameter name="inherit permissions" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The permissions on new files and directories are normally governed by <smbconfoption name="create mask"/>, + <smbconfoption name="directory mask"/>, <smbconfoption name="force create mode"/> and <smbconfoption + name="force directory mode"/> but the boolean inherit permissions parameter overrides this. + </para> + + <para>New directories inherit the mode of the parent directory, + including bits such as setgid.</para> + + <para> + New files inherit their read/write bits from the parent directory. Their execute bits continue to be + determined by <smbconfoption name="map archive"/>, <smbconfoption name="map hidden"/> and <smbconfoption + name="map system"/> as usual. + </para> + + <para>Note that the setuid bit is <emphasis>never</emphasis> set via + inheritance (the code explicitly prohibits this).</para> + + <para>This can be particularly useful on large systems with + many users, perhaps several thousand, to allow a single [homes] + share to be used flexibly by each user.</para> +</description> + +<related>create mask</related> +<related>directory mask</related> +<related>force create mode</related> +<related>force directory mode</related> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/invalidusers.xml b/docs-xml/smbdotconf/security/invalidusers.xml new file mode 100644 index 0000000..b2fb2b9 --- /dev/null +++ b/docs-xml/smbdotconf/security/invalidusers.xml @@ -0,0 +1,34 @@ +<samba:parameter name="invalid users" + context="S" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a list of users that should not be allowed + to login to this service. This is really a <emphasis>paranoid</emphasis> + check to absolutely ensure an improper setting does not breach + your security.</para> + + <para>A name starting with a '@' is interpreted as an NIS + netgroup first (if your system supports NIS), and then as a UNIX + group if the name was not found in the NIS netgroup database.</para> + + <para>A name starting with '+' is interpreted only + by looking in the UNIX group database via the NSS getgrnam() interface. A name starting with + '&' is interpreted only by looking in the NIS netgroup database + (this requires NIS to be working on your system). The characters + '+' and '&' may be used at the start of the name in either order + so the value <parameter moreinfo="none">+&group</parameter> means check the + UNIX group database, followed by the NIS netgroup database, and + the value <parameter moreinfo="none">&+group</parameter> means check the NIS + netgroup database, followed by the UNIX group database (the + same as the '@' prefix).</para> + + <para>The current servicename is substituted for <parameter moreinfo="none">%S</parameter>. + This is useful in the [homes] section.</para> +</description> + +<related>valid users</related> + +<value type="default"><comment>no invalid users</comment></value> +<value type="example">root fred admin @wheel</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/kdcdefaultdomainsupportedenctypes.xml b/docs-xml/smbdotconf/security/kdcdefaultdomainsupportedenctypes.xml new file mode 100644 index 0000000..9846111 --- /dev/null +++ b/docs-xml/smbdotconf/security/kdcdefaultdomainsupportedenctypes.xml @@ -0,0 +1,42 @@ +<samba:parameter name="kdc default domain supported enctypes" + type="integer" + context="G" + handler="handle_kdc_default_domain_supported_enctypes" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Set the default value of <constant>msDS-SupportedEncryptionTypes</constant> for service accounts in Active Directory that are missing this value or where <constant>msDS-SupportedEncryptionTypes</constant> is set to 0. + </para> + + <para> + This allows Samba administrators to match the configuration flexibility provided by the + <constant>HKEY_LOCAL_MACHINE\System\CurrentControlSet\services\KDC\DefaultDomainSupportedEncTypes</constant> Registry Value on Windows. + </para> + <para> + Unlike the Windows registry key (which only takes an base-10 number), in Samba this may also be expressed in hexadecimal or as a list of Kerberos encryption type names. + </para> + <para> + Specified values are ORed together bitwise, and those currently supported consist of: + </para><itemizedlist> + <listitem> + <para><constant>arcfour-hmac-md5</constant>, <constant>rc4-hmac</constant>, <constant>0x4</constant>, or <constant>4</constant></para> + <para>Known on Windows as Kerberos RC4 encryption</para> + </listitem> + <listitem> + <para><constant>aes128-cts-hmac-sha1-96</constant>, <constant>aes128-cts</constant>, <constant>0x8</constant>, or <constant>8</constant></para> + <para>Known on Windows as Kerberos AES 128 bit encryption</para> + </listitem> + <listitem> + <para><constant>aes256-cts-hmac-sha1-96</constant>, <constant>aes256-cts</constant>, <constant>0x10</constant>, or <constant>16</constant></para> + <para>Known on Windows as Kerberos AES 256 bit encryption</para> + </listitem> + <listitem> + <para><constant>aes256-cts-hmac-sha1-96-sk</constant>, <constant>aes256-cts-sk</constant>, <constant>0x20</constant>, or <constant>32</constant></para> + <para>Allow AES session keys. When this is set, it indicates to the KDC that AES session keys can be used, even when <constant>aes256-cts</constant> and <constant>aes128-cts</constant> are not set. This allows use of AES keys against hosts otherwise only configured with RC4 for ticket keys (which is the default).</para> + </listitem> +</itemizedlist> + +</description> + +<value type="default">0<comment>maps to what the software supports currently: arcfour-hmac-md5 aes256-cts-hmac-sha1-96-sk</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/kdcenablefast.xml b/docs-xml/smbdotconf/security/kdcenablefast.xml new file mode 100644 index 0000000..e47ca3b --- /dev/null +++ b/docs-xml/smbdotconf/security/kdcenablefast.xml @@ -0,0 +1,15 @@ +<samba:parameter name="kdc enable fast" + type="boolean" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>With the Samba 4.16 the embedded Heimdal KDC brings + support for RFC6113 FAST, which wasn't available in + older Samba versions.</para> + + <para>This option is mostly for testing and currently only applies + if the embedded Heimdal KDC is used.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/kdcforceenablerc4weaksessionkeys.xml b/docs-xml/smbdotconf/security/kdcforceenablerc4weaksessionkeys.xml new file mode 100644 index 0000000..1cb46d7 --- /dev/null +++ b/docs-xml/smbdotconf/security/kdcforceenablerc4weaksessionkeys.xml @@ -0,0 +1,24 @@ +<samba:parameter name="kdc force enable rc4 weak session keys" + type="boolean" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + <constant>RFC8429</constant> declares that + <constant>rc4-hmac</constant> Kerberos ciphers are weak and + there are known attacks on Active Directory use of this + cipher suite. + </para> + <para> + However for compatibility with Microsoft Windows this option + allows the KDC to assume that regardless of the value set in + a service account's + <constant>msDS-SupportedEncryptionTypes</constant> attribute + that a <constant>rc4-hmac</constant> Kerberos session key (as distinct from the ticket key, as + found in a service keytab) can be used if the potentially + older client requests it. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/kdcsupportedenctypes.xml b/docs-xml/smbdotconf/security/kdcsupportedenctypes.xml new file mode 100644 index 0000000..5e028bb --- /dev/null +++ b/docs-xml/smbdotconf/security/kdcsupportedenctypes.xml @@ -0,0 +1,40 @@ +<samba:parameter name="kdc supported enctypes" + type="integer" + context="G" + handler="handle_kdc_supported_enctypes" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + On an active directory domain controller, this is the list of supported encryption types for local running kdc. + </para> + + <para> + This allows Samba administrators to remove support for weak/unused encryption types, similar + the configuration flexibility provided by the <constant>Network security: Configure encryption types allowed for Kerberos</constant> + GPO/Local Policies/Security Options Value, which results in the + <constant>HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Kerberos\Parameters\SupportedEncryptionTypes</constant> Registry Value on Windows. + </para> + <para> + Unlike the Windows registry key (which only takes an base-10 number), in Samba this may also be expressed as hexadecimal or a list of Kerberos encryption type names. + </para> + <para> + Specified values are ORed together bitwise, and those currently supported consist of: + </para><itemizedlist> + <listitem> + <para><constant>arcfour-hmac-md5</constant>, <constant>rc4-hmac</constant>, <constant>0x4</constant>, or <constant>4</constant></para> + <para>Known on Windows as Kerberos RC4 encryption</para> + </listitem> + <listitem> + <para><constant>aes128-cts-hmac-sha1-96</constant>, <constant>aes128-cts</constant>, <constant>0x8</constant>, or <constant>8</constant></para> + <para>Known on Windows as Kerberos AES 128 bit encryption</para> + </listitem> + <listitem> + <para><constant>aes256-cts-hmac-sha1-96</constant>, <constant>aes256-cts</constant>, <constant>0x10</constant>, or <constant>16</constant></para> + <para>Known on Windows as Kerberos AES 256 bit encryption</para> + </listitem> +</itemizedlist> + +</description> + +<value type="default">0<comment>maps to what the software supports currently: arcfour-hmac-md5 aes128-cts-hmac-sha1-96 aes256-cts-hmac-sha1-96</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/kerberosencryptiontypes.xml b/docs-xml/smbdotconf/security/kerberosencryptiontypes.xml new file mode 100644 index 0000000..a245af5 --- /dev/null +++ b/docs-xml/smbdotconf/security/kerberosencryptiontypes.xml @@ -0,0 +1,47 @@ +<samba:parameter name="kerberos encryption types" + context="G" + type="enum" + enumlist="enum_kerberos_encryption_types_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter determines the encryption types to use when operating + as a Kerberos client. Possible values are <emphasis>all</emphasis>, + <emphasis>strong</emphasis>, and <emphasis>legacy</emphasis>. + </para> + + <para>Samba uses a Kerberos library (MIT or Heimdal) to obtain Kerberos + tickets. This library is normally configured outside of Samba, using + the krb5.conf file. This file may also include directives to configure + the encryption types to be used. However, Samba implements Active Directory + protocols and algorithms to locate a domain controller. In order to + force the Kerberos library into using the correct domain controller, + some Samba processes, such as + <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> and + <citerefentry><refentrytitle>net</refentrytitle> + <manvolnum>8</manvolnum></citerefentry>, build a private krb5.conf + file for use by the Kerberos library while being invoked from Samba. + This private file controls all aspects of the Kerberos library operation, + and this parameter controls how the encryption types are configured + within this generated file, and therefore also controls the encryption + types negotiable by Samba. + </para> + + <para>When set to <constant>all</constant>, all active directory + encryption types are allowed. + </para> + + <para>When set to <constant>strong</constant>, only AES-based encryption + types are offered. This can be used in hardened environments to prevent + downgrade attacks. + </para> + + <para>When set to <constant>legacy</constant>, only RC4-HMAC-MD5 + is allowed. AVOID using this option, because of + <ulink url="https://www.samba.org/samba/security/CVE-2022-37966.html">CVE-2022-37966</ulink> see + <ulink url="https://bugzilla.samba.org/show_bug.cgi?id=15237">https://bugzilla.samba.org/show_bug.cgi?id=15237</ulink>. + </para> +</description> + +<value type="default">all</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/kerberosmethod.xml b/docs-xml/smbdotconf/security/kerberosmethod.xml new file mode 100644 index 0000000..b7cd988 --- /dev/null +++ b/docs-xml/smbdotconf/security/kerberosmethod.xml @@ -0,0 +1,41 @@ +<samba:parameter name="kerberos method" + context="G" + type="enum" + enumlist="enum_kerberos_method" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Controls how kerberos tickets are verified. + </para> + + <para>Valid options are:</para> + <itemizedlist> + <listitem><para>secrets only - use only the secrets.tdb for + ticket verification (default)</para></listitem> + + <listitem><para>system keytab - use only the system keytab + for ticket verification</para></listitem> + + <listitem><para>dedicated keytab - use a dedicated keytab + for ticket verification</para></listitem> + + <listitem><para>secrets and keytab - use the secrets.tdb + first, then the system keytab</para></listitem> + </itemizedlist> + + <para> + The major difference between "system keytab" and "dedicated + keytab" is that the latter method relies on kerberos to find the + correct keytab entry instead of filtering based on expected + principals. + </para> + + <para> + When the kerberos method is in "dedicated keytab" mode, + <smbconfoption name="dedicated keytab file"/> must be set to + specify the location of the keytab file. + </para> +</description> +<related>dedicated keytab file</related> +<value type="default">default</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/kpasswdport.xml b/docs-xml/smbdotconf/security/kpasswdport.xml new file mode 100644 index 0000000..71cd337 --- /dev/null +++ b/docs-xml/smbdotconf/security/kpasswdport.xml @@ -0,0 +1,11 @@ +<samba:parameter name="kpasswd port" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies which ports the Kerberos server should listen on for + password changes.</para> +</description> + +<value type="default">464</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/krb5port.xml b/docs-xml/smbdotconf/security/krb5port.xml new file mode 100644 index 0000000..06c7988 --- /dev/null +++ b/docs-xml/smbdotconf/security/krb5port.xml @@ -0,0 +1,10 @@ +<samba:parameter name="krb5 port" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies which port the KDC should listen on for Kerberos traffic.</para> +</description> + +<value type="default">88</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/lanmanauth.xml b/docs-xml/smbdotconf/security/lanmanauth.xml new file mode 100644 index 0000000..045e89d --- /dev/null +++ b/docs-xml/smbdotconf/security/lanmanauth.xml @@ -0,0 +1,55 @@ +<samba:parameter name="lanman auth" + context="G" + type="boolean" + function="_lanman_auth" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter has been deprecated since Samba 4.11 and + support for LanMan (as distinct from NTLM, NTLMv2 or + Kerberos authentication) + will be removed in a future Samba release.</para> + <para>That is, in the future, the current default of + <command>lanman auth = no</command> + will be the enforced behaviour.</para> + + <para>This parameter determines whether or not <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will attempt to + authenticate users or permit password changes + using the LANMAN password hash. If disabled, only clients which support NT + password hashes (e.g. Windows NT/2000 clients, smbclient, but not + Windows 95/98 or the MS DOS network client) will be able to + connect to the Samba host.</para> + + <para>The LANMAN encrypted response is easily broken, due to its + case-insensitive nature, and the choice of algorithm. Servers + without Windows 95/98/ME or MS DOS clients are advised to disable + this option. </para> + + <para>When this parameter is set to <value>no</value> this + will also result in sambaLMPassword in Samba's passdb being + blanked after the next password change. As a result of that + lanman clients won't be able to authenticate, even if lanman + auth is re-enabled later on. + </para> + + <para>Unlike the <parameter moreinfo="none">encrypt + passwords</parameter> option, this parameter cannot alter client + behaviour, and the LANMAN response will still be sent over the + network. See the <command moreinfo="none">client lanman + auth</command> to disable this for Samba's clients (such as smbclient)</para> + + <para>This parameter is overridden by <parameter moreinfo="none">ntlm + auth</parameter>, so unless that it is also set to + <constant>ntlmv1-permitted</constant> or <constant>yes</constant>, + then only NTLMv2 logins will be permitted and no LM hash will be + stored. All modern clients support NTLMv2, and but some older + clients require special configuration to use it.</para> + + <para><emphasis>This parameter has no impact on the Samba AD DC, + LM authentication is always disabled and no LM password is ever + stored.</emphasis></para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/lognttokencommand.xml b/docs-xml/smbdotconf/security/lognttokencommand.xml new file mode 100644 index 0000000..0ea269e --- /dev/null +++ b/docs-xml/smbdotconf/security/lognttokencommand.xml @@ -0,0 +1,14 @@ +<samba:parameter name="log nt token command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option can be set to a command that will be called when new nt + tokens are created.</para> + + <para>This is only useful for development purposes.</para> +</description> + +<value type="default"></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/maptoguest.xml b/docs-xml/smbdotconf/security/maptoguest.xml new file mode 100644 index 0000000..c98086a --- /dev/null +++ b/docs-xml/smbdotconf/security/maptoguest.xml @@ -0,0 +1,62 @@ +<samba:parameter name="map to guest" + type="enum" + context="G" + enumlist="enum_map_to_guest" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter can take four different values, which tell + <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> what to do with user + login requests that don't match a valid UNIX user in some way.</para> + + <para>The four settings are :</para> + + <itemizedlist> + <listitem> + <para><constant>Never</constant> - Means user login + requests with an invalid password are rejected. This is the + default.</para> + </listitem> + + <listitem> + <para><constant>Bad User</constant> - Means user + logins with an invalid password are rejected, unless the username + does not exist, in which case it is treated as a guest login and + mapped into the <smbconfoption name="guest account"/>.</para> + </listitem> + + <listitem> + <para><constant>Bad Password</constant> - Means user logins + with an invalid password are treated as a guest login and mapped + into the <smbconfoption name="guest account"/>. Note that + this can cause problems as it means that any user incorrectly typing + their password will be silently logged on as "guest" - and + will not know the reason they cannot access files they think + they should - there will have been no message given to them + that they got their password wrong. Helpdesk services will + <emphasis>hate</emphasis> you if you set the <parameter moreinfo="none">map to + guest</parameter> parameter this way :-).</para> + </listitem> + <listitem> + <para><constant>Bad Uid</constant> - Is only applicable when Samba is configured + in some type of domain mode security (security = {domain|ads}) and means that + user logins which are successfully authenticated but which have no valid Unix + user account (and smbd is unable to create one) should be mapped to the defined + guest account. This was the default behavior of Samba 2.x releases. Note that + if a member server is running winbindd, this option should never be required + because the nss_winbind library will export the Windows domain users and groups + to the underlying OS via the Name Service Switch interface.</para> + </listitem> + </itemizedlist> + + <para>Note that this parameter is needed to set up "Guest" + share services. This is because in these modes the name of the resource being + requested is <emphasis>not</emphasis> sent to the server until after + the server has successfully authenticated the client so the server + cannot make authentication decisions at the correct time (connection + to the share) for "Guest" shares. </para> +</description> + +<value type="default">Never</value> +<value type="example">Bad User</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/mindomainuid.xml b/docs-xml/smbdotconf/security/mindomainuid.xml new file mode 100644 index 0000000..46ae795 --- /dev/null +++ b/docs-xml/smbdotconf/security/mindomainuid.xml @@ -0,0 +1,17 @@ +<samba:parameter name="min domain uid" + type="integer" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The integer parameter specifies the minimum uid allowed when mapping a + local account to a domain account. + </para> + + <para> + Note that this option interacts with the configured <emphasis>idmap ranges</emphasis>! + </para> +</description> + +<value type="default">1000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/mitkdccommand.xml b/docs-xml/smbdotconf/security/mitkdccommand.xml new file mode 100644 index 0000000..602f27d --- /dev/null +++ b/docs-xml/smbdotconf/security/mitkdccommand.xml @@ -0,0 +1,15 @@ +<samba:parameter name="mit kdc command" + context="G" + type="list" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option specifies the path to the MIT kdc binary.</para> + + <para>If the KDC is not installed in the default location and wasn't + correctly detected during build then you should modify this variable and + point it to the correct binary.</para> +</description> + +<value type="default">&pathconfig.MITKDCPATH;</value> +<value type="example">/opt/mit/sbin/krb5kdc</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/nt_hash_store.xml b/docs-xml/smbdotconf/security/nt_hash_store.xml new file mode 100644 index 0000000..d7ed705 --- /dev/null +++ b/docs-xml/smbdotconf/security/nt_hash_store.xml @@ -0,0 +1,70 @@ +<samba:parameter name="nt hash store" + context="G" + type="enum" + enumlist="enum_nt_hash_store" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter determines whether or not <citerefentry><refentrytitle>samba</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will, as an AD DC, attempt to + store the NT password hash used in NTLM and NTLMv2 authentication for + users in this domain. </para> + + <para>If so configured, the Samba Active Directory Domain Controller, + will, except for trust accounts (computers, domain + controllers and inter-domain trusts) the + <emphasis>NOT store the NT hash</emphasis> + for new and changed accounts in the sam.ldb database.</para> + + <para>This avoids the storage of an unsalted hash for these + user-created passwords. As a consequence the + <constant>arcfour-hmac-md5</constant> Kerberos key type is + also unavailable in the KDC for these users - thankfully + <emphasis>modern clients will select an AES based key + instead.</emphasis></para> + + <para>NOTE: As the password history in Active Directory is + stored as an NT hash (and thus unavailable), a workaround is + used, relying instead on Kerberos password hash values. + This stores three passwords, the current, previous and second previous + password. This allows some checking against reuse. </para> + + <para>However as these values are salted, changing the + sAMAccountName, userAccountControl or userPrincipalName of + an account will cause the salt to change. After the rare + combination of both a rename and a password change only the + current password will be recognised for password history + purposes. + </para> + <para>The available settings are:</para> + + <itemizedlist> + <listitem> + <para><constant>always</constant> - Always store the NT hash + (as machine accounts will also always store an NT hash, + a hash will be stored for all accounts).</para> + + <para>This setting may be useful if <parameter + moreinfo="none">ntlm auth</parameter> is set to <constant>disabled</constant> + for a trial period</para> + + </listitem> + + <listitem> + <para><constant>never</constant> - Never store the NT hash + for user accounts, only for machine accounts</para> + </listitem> + + <listitem> + <para><constant>auto</constant> - Store an NT hash if <parameter + moreinfo="none">ntlm auth</parameter> is not set to <constant>disabled</constant>. + </para> + + </listitem> + + </itemizedlist> + +</description> + +<related>ntlm auth</related> +<value type="default">always</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/ntlmauth.xml b/docs-xml/smbdotconf/security/ntlmauth.xml new file mode 100644 index 0000000..7ea38a4 --- /dev/null +++ b/docs-xml/smbdotconf/security/ntlmauth.xml @@ -0,0 +1,87 @@ +<samba:parameter name="ntlm auth" + context="G" + type="enum" + enumlist="enum_ntlm_auth" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter determines whether or not <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will attempt to + authenticate users using the NTLM encrypted password response for + this local passdb (SAM or account database). </para> + + <para>If disabled, both NTLM and LanMan authentication against the + local passdb is disabled.</para> + + <para>Note that these settings apply only to local users, + authentication will still be forwarded to and NTLM authentication + accepted against any domain we are joined to, and any trusted + domain, even if disabled or if NTLMv2-only is enforced here. To + control NTLM authentication for domain users, this option must + be configured on each DC.</para> + + <para>By default with <command moreinfo="none">ntlm auth</command> set to + <constant>ntlmv2-only</constant> only NTLMv2 logins will be + permitted. All modern clients support NTLMv2 by default, but some older + clients will require special configuration to use it.</para> + + <para>The primary user of NTLMv1 is MSCHAPv2 for VPNs and 802.1x.</para> + + <para>The available settings are:</para> + + <itemizedlist> + <listitem> + <para><constant>ntlmv1-permitted</constant> + (alias <constant>yes</constant>) - Allow NTLMv1 and above for all clients.</para> + + <para>This is the required setting to enable the <parameter + moreinfo="none">lanman auth</parameter> parameter.</para> + + </listitem> + + <listitem> + <para><constant>ntlmv2-only</constant> + (alias <constant>no</constant>) - Do not allow NTLMv1 to be used, + but permit NTLMv2.</para> + </listitem> + + <listitem> + <para><constant>mschapv2-and-ntlmv2-only</constant> - Only + allow NTLMv1 when the client promises that it is providing + MSCHAPv2 authentication (such as the <command + moreinfo="none">ntlm_auth</command> tool).</para> + </listitem> + + <listitem> + <para><constant>disabled</constant> - Do not accept NTLM (or + LanMan) authentication of any level, nor permit + NTLM password changes.</para> + + <para><emphasis>WARNING:</emphasis> Both Microsoft Windows + and Samba <emphasis>Read Only Domain Controllers</emphasis> + (RODCs) convert a plain-text LDAP Simple Bind into an NTLMv2 + authentication to forward to a full DC. Setting this option + to <constant>disabled</constant> will cause these forwarded + authentications to fail.</para> + + <para>Additionally, for Samba acting as an Active Directory + Domain Controller, for user accounts, if <parameter moreinfo="none">nt hash store</parameter> + is set to the default setting of <constant>auto</constant>, + the <emphasis>NT hash will not be stored</emphasis> + in the sam.ldb database for new users and after a + password change.</para> + + </listitem> + + </itemizedlist> + + <para>The default changed from <constant>yes</constant> to + <constant>no</constant> with Samba 4.5. The default changed again + to <constant>ntlmv2-only</constant> with Samba 4.7, however the + behaviour is unchanged.</para> +</description> + +<related>nt hash store</related> +<related>lanman auth</related> +<related>raw NTLMv2 auth</related> +<value type="default">ntlmv2-only</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/ntpsigndsocketdirectory.xml b/docs-xml/smbdotconf/security/ntpsigndsocketdirectory.xml new file mode 100644 index 0000000..18d70cf --- /dev/null +++ b/docs-xml/smbdotconf/security/ntpsigndsocketdirectory.xml @@ -0,0 +1,16 @@ +<samba:parameter name="ntp signd socket directory" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This setting controls the location of the socket that + the NTP daemon uses to communicate with Samba for + signing packets.</para> + + <para>If a non-default path is specified here, then it is also necessary + to make NTP aware of the new path using the <constant>ntpsigndsocket</constant> + directive in <filename>ntp.conf</filename>.</para> +</description> + +<value type="default">&pathconfig.NTP_SIGND_SOCKET_DIR;</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/nullpasswords.xml b/docs-xml/smbdotconf/security/nullpasswords.xml new file mode 100644 index 0000000..49533f6 --- /dev/null +++ b/docs-xml/smbdotconf/security/nullpasswords.xml @@ -0,0 +1,14 @@ +<samba:parameter name="null passwords" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Allow or disallow client access to accounts that have null passwords. </para> + + <para>See also <citerefentry><refentrytitle>smbpasswd</refentrytitle> + <manvolnum>5</manvolnum></citerefentry>.</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/obeypamrestrictions.xml b/docs-xml/smbdotconf/security/obeypamrestrictions.xml new file mode 100644 index 0000000..92708ef --- /dev/null +++ b/docs-xml/smbdotconf/security/obeypamrestrictions.xml @@ -0,0 +1,19 @@ +<samba:parameter name="obey pam restrictions" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>When Samba 3.0 is configured to enable PAM support + (i.e. --with-pam), this parameter will control whether or not Samba + should obey PAM's account and session management directives. The + default behavior is to use PAM for clear text authentication only + and to ignore any account or session management. Note that Samba + always ignores PAM for authentication in the case of <smbconfoption + name="encrypt passwords">yes</smbconfoption>. The reason + is that PAM modules cannot support the challenge/response + authentication mechanism needed in the presence of SMB password encryption. +</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/oldpasswordallowedperiod.xml b/docs-xml/smbdotconf/security/oldpasswordallowedperiod.xml new file mode 100644 index 0000000..78d6ff1 --- /dev/null +++ b/docs-xml/smbdotconf/security/oldpasswordallowedperiod.xml @@ -0,0 +1,12 @@ +<samba:parameter name="old password allowed period" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Number of minutes to permit an NTLM login after a password change or reset using the old password. This allows the user to re-cache the new password on multiple clients without disrupting a network reconnection in the meantime. </para> + + <para>This parameter only applies when <smbconfoption name="server role"/> is set to Active Directory Domain Controller.</para> +</description> + +<value type="default">60</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/pampasswordchange.xml b/docs-xml/smbdotconf/security/pampasswordchange.xml new file mode 100644 index 0000000..92ab4ad --- /dev/null +++ b/docs-xml/smbdotconf/security/pampasswordchange.xml @@ -0,0 +1,16 @@ +<samba:parameter name="pam password change" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>With the addition of better PAM support in Samba 2.2, + this parameter, it is possible to use PAM's password change control + flag for Samba. If enabled, then PAM will be used for password + changes when requested by an SMB client instead of the program listed in + <smbconfoption name="passwd program"/>. + It should be possible to enable this without changing your + <smbconfoption name="passwd chat"/> parameter for most setups.</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/passdbbackend.xml b/docs-xml/smbdotconf/security/passdbbackend.xml new file mode 100644 index 0000000..8265b3e --- /dev/null +++ b/docs-xml/smbdotconf/security/passdbbackend.xml @@ -0,0 +1,65 @@ +<samba:parameter name="passdb backend" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>This option allows the administrator to chose which backend + will be used for storing user and possibly group information. This allows + you to swap between different storage mechanisms without recompile. </para> + + <para>The parameter value is divided into two parts, the backend's name, and a 'location' + string that has meaning only to that particular backed. These are separated + by a : character.</para> + + <para>Available backends can include: + <itemizedlist> + <listitem> + <para><command moreinfo="none">smbpasswd</command> - The old plaintext passdb + backend. Some Samba features will not work if this passdb + backend is used. Takes a path to the smbpasswd file as an + optional argument. + </para> + </listitem> + + <listitem> + <para><command moreinfo="none">tdbsam</command> - The TDB based password storage + backend. Takes a path to the TDB as an optional argument (defaults to passdb.tdb + in the <smbconfoption name="private dir"/> directory.</para> + </listitem> + + <listitem> + <para><command moreinfo="none">ldapsam</command> - The LDAP based passdb + backend. Takes an LDAP URL as an optional argument (defaults to + <command moreinfo="none">ldap://localhost</command>)</para> + + <para>LDAP connections should be secured where possible. This may be done using either + Start-TLS (see <smbconfoption name="ldap ssl"/>) or by + specifying <parameter moreinfo="none">ldaps://</parameter> in + the URL argument. </para> + + <para>Multiple servers may also be specified in double-quotes. + Whether multiple servers are supported or not and the exact + syntax depends on the LDAP library you use. + </para> + + </listitem> + </itemizedlist> + + </para> + Examples of use are: +<programlisting> +passdb backend = tdbsam:/etc/samba/private/passdb.tdb + +or multi server LDAP URL with OpenLDAP library: + +passdb backend = ldapsam:"ldap://ldap-1.example.com ldap://ldap-2.example.com" + +or multi server LDAP URL with Netscape based LDAP library: + +passdb backend = ldapsam:"ldap://ldap-1.example.com ldap-2.example.com" +</programlisting> +</description> + +<value type="default">tdbsam</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/passdbexpandexplicit.xml b/docs-xml/smbdotconf/security/passdbexpandexplicit.xml new file mode 100644 index 0000000..41c8ea0 --- /dev/null +++ b/docs-xml/smbdotconf/security/passdbexpandexplicit.xml @@ -0,0 +1,14 @@ +<samba:parameter name="passdb expand explicit" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter controls whether Samba substitutes %-macros in the passdb fields if they are explicitly set. We + used to expand macros here, but this turned out to be a bug because the Windows client can expand a variable + %G_osver% in which %G would have been substituted by the user's primary group. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/passwdchat.xml b/docs-xml/smbdotconf/security/passwdchat.xml new file mode 100644 index 0000000..a04fc62 --- /dev/null +++ b/docs-xml/smbdotconf/security/passwdchat.xml @@ -0,0 +1,57 @@ +<samba:parameter name="passwd chat" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This string controls the <emphasis>"chat"</emphasis> + conversation that takes places between <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> and the local password changing + program to change the user's password. The string describes a + sequence of response-receive pairs that <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> uses to determine what to send to the + <smbconfoption name="passwd program"/> and what to expect back. If the expected output is not + received then the password is not changed.</para> + + <para>This chat sequence is often quite site specific, depending + on what local methods are used for password control.</para> + + <para>Note that this parameter only is used if the <smbconfoption + name="unix password sync"/> parameter is set to <constant>yes</constant>. This sequence is + then called <emphasis>AS ROOT</emphasis> when the SMB password in the + smbpasswd file is being changed, without access to the old password + cleartext. This means that root must be able to reset the user's password without + knowing the text of the previous password. + </para> + + <para>The string can contain the macro <parameter + moreinfo="none">%n</parameter> which is substituted + for the new password. The old password (<parameter + moreinfo="none">%o</parameter>) is only available when + <smbconfoption name="encrypt passwords"/> has been disabled. + The chat sequence can also contain the standard macros + \n, \r, \t and \s to give line-feed, carriage-return, tab + and space. The chat sequence string can also contain + a '*' which matches any sequence of characters. Double quotes can + be used to collect strings with spaces in them into a single + string.</para> + + <para>If the send string in any part of the chat sequence is a full + stop ".", then no string is sent. Similarly, if the + expect string is a full stop then no string is expected.</para> + + <para>If the <smbconfoption name="pam password change"/> parameter is set to <constant>yes</constant>, the + chat pairs may be matched in any order, and success is determined by the PAM result, not any particular + output. The \n macro is ignored for PAM conversions. + </para> + +</description> + +<related>unix password sync</related> +<related>passwd program</related> +<related>passwd chat debug</related> +<related>pam password change</related> + +<value type="default">*new*password* %n\n *new*password* %n\n *changed*</value> +<value type="example">"*Enter NEW password*" %n\n "*Reenter NEW password*" %n\n "*Password changed*"</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/passwdchatdebug.xml b/docs-xml/smbdotconf/security/passwdchatdebug.xml new file mode 100644 index 0000000..0c3481e --- /dev/null +++ b/docs-xml/smbdotconf/security/passwdchatdebug.xml @@ -0,0 +1,26 @@ +<samba:parameter name="passwd chat debug" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This boolean specifies if the passwd chat script + parameter is run in <emphasis>debug</emphasis> mode. In this mode the + strings passed to and received from the passwd chat are printed + in the <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> log with a + <smbconfoption name="debug level"/> + of 100. This is a dangerous option as it will allow plaintext passwords + to be seen in the <command moreinfo="none">smbd</command> log. It is available to help + Samba admins debug their <parameter moreinfo="none">passwd chat</parameter> scripts + when calling the <parameter moreinfo="none">passwd program</parameter> and should + be turned off after this has been done. This option has no effect if the + <smbconfoption name="pam password change"/> + parameter is set. This parameter is off by default.</para> +</description> + +<related>passwd chat</related> +<related>pam password change</related> +<related>passwd program</related> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/passwdchattimeout.xml b/docs-xml/smbdotconf/security/passwdchattimeout.xml new file mode 100644 index 0000000..74e8688 --- /dev/null +++ b/docs-xml/smbdotconf/security/passwdchattimeout.xml @@ -0,0 +1,13 @@ +<samba:parameter name="passwd chat timeout" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This integer specifies the number of seconds smbd will wait for an initial + answer from a passwd chat script being run. Once the initial answer is received + the subsequent answers must be received in one tenth of this time. The default it + two seconds.</para> +</description> + +<value type="default">2</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/passwdprogram.xml b/docs-xml/smbdotconf/security/passwdprogram.xml new file mode 100644 index 0000000..e12cc8e --- /dev/null +++ b/docs-xml/smbdotconf/security/passwdprogram.xml @@ -0,0 +1,37 @@ +<samba:parameter name="passwd program" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>The name of a program that can be used to set + UNIX user passwords. Any occurrences of <parameter moreinfo="none">%u</parameter> + will be replaced with the user name. The user name is checked for + existence before calling the password changing program.</para> + + <para>Also note that many passwd programs insist in <emphasis>reasonable + </emphasis> passwords, such as a minimum length, or the inclusion + of mixed case chars and digits. This can pose a problem as some clients + (such as Windows for Workgroups) uppercase the password before sending + it.</para> + + <para><emphasis>Note</emphasis> that if the <parameter moreinfo="none">unix + password sync</parameter> parameter is set to <constant>yes + </constant> then this program is called <emphasis>AS ROOT</emphasis> + before the SMB password in the smbpasswd + file is changed. If this UNIX password change fails, then + <command moreinfo="none">smbd</command> will fail to change the SMB password also + (this is by design).</para> + + <para>If the <parameter moreinfo="none">unix password sync</parameter> parameter + is set this parameter <emphasis>MUST USE ABSOLUTE PATHS</emphasis> + for <emphasis>ALL</emphasis> programs called, and must be examined + for security implications. Note that by default <parameter moreinfo="none">unix + password sync</parameter> is set to <constant>no</constant>.</para> + </description> + + <related>unix password symc</related> + + <value type="default"></value> +<value type="example">/bin/passwd %u</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/passwordhashgpgkeyids.xml b/docs-xml/smbdotconf/security/passwordhashgpgkeyids.xml new file mode 100644 index 0000000..e53cdbe --- /dev/null +++ b/docs-xml/smbdotconf/security/passwordhashgpgkeyids.xml @@ -0,0 +1,45 @@ +<samba:parameter name="password hash gpg key ids" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If <command moreinfo="none">samba</command> is running as an + active directory domain controller, it is possible to store the + cleartext password of accounts in a PGP/OpenGPG encrypted form.</para> + + <para>You can specify one or more recipients by key id or user id. + Note that 32bit key ids are not allowed, specify at least 64bit.</para> + + <para>The value is stored as 'Primary:SambaGPG' in the + <command moreinfo="none">supplementalCredentials</command> attribute.</para> + + <para>As password changes can occur on any domain controller, + you should configure this on each of them. Note that this feature is currently + available only on Samba domain controllers.</para> + + <para>This option is only available if <command moreinfo="none">samba</command> + was compiled with <command moreinfo="none">gpgme</command> support.</para> + + <para>You may need to export the <command moreinfo="none">GNUPGHOME</command> + environment variable before starting <command moreinfo="none">samba</command>. + <emphasis>It is strongly recommended to only store the public key in this + location. The private key is not used for encryption and should be + only stored where decryption is required.</emphasis></para> + + <para>Being able to restore the cleartext password helps, when they need to be imported + into other authentication systems later (see <command moreinfo="none">samba-tool user getpassword</command>) + or you want to keep the passwords in sync with another system, e.g. an OpenLDAP server + (see <command moreinfo="none">samba-tool user syncpasswords</command>).</para> + + <para>While this option needs to be configured on all domain controllers, the + <command moreinfo="none">samba-tool user syncpasswords</command> command should + run on a single domain controller only (typically the PDC-emulator).</para> +</description> + +<related>unix password sync</related> + +<value type="default"></value> +<value type="example">4952E40301FAB41A</value> +<value type="example">selftest@samba.example.com</value> +<value type="example">selftest@samba.example.com, 4952E40301FAB41A</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/passwordhashuserpasswordschemes.xml b/docs-xml/smbdotconf/security/passwordhashuserpasswordschemes.xml new file mode 100644 index 0000000..18a43f9 --- /dev/null +++ b/docs-xml/smbdotconf/security/passwordhashuserpasswordschemes.xml @@ -0,0 +1,67 @@ +<samba:parameter name="password hash userPassword schemes" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + +<para>This parameter determines whether or not +<citerefentry><refentrytitle>samba</refentrytitle> +<manvolnum>8</manvolnum></citerefentry> acting as an Active +Directory Domain Controller will attempt to store additional +passwords hash types for the user</para> + +<para>The values are stored as 'Primary:userPassword' in the +<command moreinfo="none">supplementalCredentials</command> +attribute. The value of this option is a hash type.</para> + +<para>The currently supported hash types are:</para> +<itemizedlist> + <listitem> + <para><constant>CryptSHA256</constant></para> + </listitem> + <listitem> + <para><constant>CryptSHA512</constant></para> + </listitem> +</itemizedlist> + +<para>Multiple instances of a hash type may be computed and stored. +The password hashes are calculated using the +<citerefentry><refentrytitle>crypt</refentrytitle> +<manvolnum>3</manvolnum></citerefentry> call. +The number of rounds used to compute the hash can be specified by adding +':rounds=xxxx' to the hash type, i.e. CryptSHA512:rounds=4500 would calculate +an SHA512 hash using 4500 rounds. If not specified the Operating System +defaults for +<citerefentry><refentrytitle>crypt</refentrytitle> +<manvolnum>3</manvolnum></citerefentry> are used. +</para> + +<para>As password changes can occur on any domain controller, +you should configure this on each of them. Note that this feature is +currently available only on Samba domain controllers.</para> + +<para>Currently the NT Hash of the password is recorded when these hashes +are calculated and stored. When retrieving the hashes the current value of the +NT Hash is checked against the stored NT Hash. This detects password changes +that have not updated the password hashes. In this case +<command moreinfo="none">samba-tool user</command> will ignore the stored +hash values. +</para> + +<para>Being able to obtain the hashed password helps, when +they need to be imported into other authentication systems +later (see <command moreinfo="none">samba-tool user +getpassword</command>) or you want to keep the passwords in +sync with another system, e.g. an OpenLDAP server (see +<command moreinfo="none">samba-tool user +syncpasswords</command>).</para> + +<related>unix password sync</related> + +</description> + +<value type="default"></value> +<value type="example">CryptSHA256</value> +<value type="example">CryptSHA256 CryptSHA512</value> +<value type="example">CryptSHA256:rounds=5000 CryptSHA512:rounds=7000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/passwordserver.xml b/docs-xml/smbdotconf/security/passwordserver.xml new file mode 100644 index 0000000..8bc2ecb --- /dev/null +++ b/docs-xml/smbdotconf/security/passwordserver.xml @@ -0,0 +1,46 @@ +<samba:parameter name="password server" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>By specifying the name of a domain controller with this option, + and using <command moreinfo="none">security = [ads|domain]</command> + it is possible to get Samba + to do all its username/password validation using a specific remote server.</para> + + <para>Ideally, this option + <emphasis>should not</emphasis> be used, as the default '*' indicates to Samba + to determine the best DC to contact dynamically, just as all other hosts in an + AD domain do. This allows the domain to be maintained (addition + and removal of domain controllers) without modification to + the smb.conf file. The cryptographic protection on the authenticated RPC calls + used to verify passwords ensures that this default is safe.</para> + + <para><emphasis>It is strongly recommended that you use the + default of '*'</emphasis>, however if in your particular + environment you have reason to specify a particular DC list, then + the list of machines in this option must be a list of names or IP + addresses of Domain controllers for the Domain. If you use the + default of '*', or list several hosts in the <parameter + moreinfo="none">password server</parameter> option then <command + moreinfo="none">smbd </command> will try each in turn till it + finds one that responds. This is useful in case your primary + server goes down.</para> + + <para>If the list of servers contains both names/IP's and the '*' + character, the list is treated as a list of preferred + domain controllers, but an auto lookup of all remaining DC's + will be added to the list as well. Samba will not attempt to optimize + this list by locating the closest DC.</para> + + <para>If parameter is a name, it is looked up using the + parameter <smbconfoption name="name resolve order"/> and so may resolved + by any method and order described in that parameter.</para> + +</description> + +<related>security</related> +<value type="default">*</value> +<value type="example">NT-PDC, NT-BDC1, NT-BDC2, *</value> +<value type="example">windc.mydomain.com:389 192.168.1.101 *</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/preloadmodules.xml b/docs-xml/smbdotconf/security/preloadmodules.xml new file mode 100644 index 0000000..7b77674 --- /dev/null +++ b/docs-xml/smbdotconf/security/preloadmodules.xml @@ -0,0 +1,13 @@ +<samba:parameter name="preload modules" + type="cmdlist" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a list of paths to modules that should + be loaded into smbd before a client connects. This improves + the speed of smbd when reacting to new connections somewhat. </para> +</description> + +<value type="default"></value> +<value type="example">/usr/lib/samba/passdb/mysql.so</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/privatedir.xml b/docs-xml/smbdotconf/security/privatedir.xml new file mode 100644 index 0000000..9abcb7e --- /dev/null +++ b/docs-xml/smbdotconf/security/privatedir.xml @@ -0,0 +1,14 @@ +<samba:parameter name="private dir" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>private directory</synonym> +<description> + <para>This parameters defines the directory + smbd will use for storing such files as <filename moreinfo="none">smbpasswd</filename> + and <filename moreinfo="none">secrets.tdb</filename>. +</para> +</description> + +<value type="default">&pathconfig.PRIVATE_DIR;</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/rawntlmv2auth.xml b/docs-xml/smbdotconf/security/rawntlmv2auth.xml new file mode 100644 index 0000000..c4d7554 --- /dev/null +++ b/docs-xml/smbdotconf/security/rawntlmv2auth.xml @@ -0,0 +1,27 @@ +<samba:parameter name="raw NTLMv2 auth" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter has been deprecated since Samba 4.13 and + support for NTLMv2 authentication without NTLMSSP will be removed + in a future Samba release.</para> + <para>That is, in the future, the current default of + <command>raw NTLMv2 auth = no</command> + will be the enforced behaviour.</para> + + <para>This parameter determines whether or not <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will allow SMB1 clients without + extended security (without SPNEGO) to use NTLMv2 authentication.</para> + + <para>If this option, <command moreinfo="none">lanman auth</command> + and <command moreinfo="none">ntlm auth</command> are all disabled, + then only clients with SPNEGO support will be permitted. + That means NTLMv2 is only supported within NTLMSSP.</para> +</description> + +<related>lanman auth</related> +<related>ntlm auth</related> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/readlist.xml b/docs-xml/smbdotconf/security/readlist.xml new file mode 100644 index 0000000..96f3746 --- /dev/null +++ b/docs-xml/smbdotconf/security/readlist.xml @@ -0,0 +1,18 @@ +<samba:parameter name="read list" + context="S" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is a list of users that are given read-only access to a service. If the connecting user is in this list + then they will not be given write access, no matter what the <smbconfoption name="read only"/> option is set + to. The list can include group names using the syntax described in the <smbconfoption name="invalid users"/> + parameter. + </para> +</description> +<related>write list</related> +<related>invalid users</related> + +<value type="default"></value> +<value type="example">mary, @students</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/readonly.xml b/docs-xml/smbdotconf/security/readonly.xml new file mode 100644 index 0000000..834633f --- /dev/null +++ b/docs-xml/smbdotconf/security/readonly.xml @@ -0,0 +1,18 @@ +<samba:parameter name="read only" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>An inverted synonym is <smbconfoption name="writeable"/>.</para> + + <para>If this parameter is <constant>yes</constant>, then users + of a service may not create or modify files in the service's + directory.</para> + + <para>Note that a printable service (<command moreinfo="none">printable = yes</command>) + will <emphasis>ALWAYS</emphasis> allow writing to the directory + (user privileges permitting), but only via spooling operations.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/renameuserscript.xml b/docs-xml/smbdotconf/security/renameuserscript.xml new file mode 100644 index 0000000..2bfbea4 --- /dev/null +++ b/docs-xml/smbdotconf/security/renameuserscript.xml @@ -0,0 +1,33 @@ +<samba:parameter name="rename user script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is the full pathname to a script that will be run as root by <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> under special circumstances described below. + </para> + + <para> + When a user with admin authority or SeAddUserPrivilege rights renames a user (e.g.: from the NT4 User Manager + for Domains), this script will be run to rename the POSIX user. Two variables, <literal>%uold</literal> and + <literal>%unew</literal>, will be substituted with the old and new usernames, respectively. The script should + return 0 upon successful completion, and nonzero otherwise. + </para> + + <note><para> + The script has all responsibility to rename all the necessary data that is accessible in this posix method. + This can mean different requirements for different backends. The tdbsam and smbpasswd backends will take care + of the contents of their respective files, so the script is responsible only for changing the POSIX username, and + other data that may required for your circumstances, such as home directory. Please also consider whether or + not you need to rename the actual home directories themselves. The ldapsam backend will not make any changes, + because of the potential issues with renaming the LDAP naming attribute. In this case the script is + responsible for changing the attribute that samba uses (uid) for locating users, as well as any data that + needs to change for other applications using the same directory. + </para></note> + +</description> + +<value type="default"></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/restrictanonymous.xml b/docs-xml/smbdotconf/security/restrictanonymous.xml new file mode 100644 index 0000000..06abe7b --- /dev/null +++ b/docs-xml/smbdotconf/security/restrictanonymous.xml @@ -0,0 +1,38 @@ +<samba:parameter name="restrict anonymous" + type="integer" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The setting of this parameter determines whether SAMR and LSA + DCERPC services can be accessed anonymously. This corresponds + to the following Windows Server registry options: + </para> + + <programlisting> + HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa\RestrictAnonymous + </programlisting> + + <para> + The option also affects the browse option which is required by + legacy clients which rely on Netbios browsing. While modern + Windows version should be fine with restricting the access + there could still be applications relying on anonymous access. + </para> + + <para> + Setting <smbconfoption name="restrict anonymous">1</smbconfoption> + will disable anonymous SAMR access. + </para> + + <para> + Setting <smbconfoption name="restrict anonymous">2</smbconfoption> + will, in addition to restricting SAMR access, disallow anonymous + connections to the IPC$ share in general. + Setting <smbconfoption name="guest ok">yes</smbconfoption> on any share + will remove the security advantage. + </para> +</description> + +<value type="default">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/rootdirectory.xml b/docs-xml/smbdotconf/security/rootdirectory.xml new file mode 100644 index 0000000..0eb7c15 --- /dev/null +++ b/docs-xml/smbdotconf/security/rootdirectory.xml @@ -0,0 +1,35 @@ +<samba:parameter name="root directory" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>root</synonym> +<synonym>root dir</synonym> +<description> + <para>The server will <command moreinfo="none">chroot()</command> (i.e. + Change its root directory) to this directory on startup. This is + not strictly necessary for secure operation. Even without it the + server will deny access to files not in one of the service entries. + It may also check for, and deny access to, soft links to other + parts of the filesystem, or attempts to use ".." in file names + to access other directories (depending on the setting of the + <smbconfoption name="wide links"/> parameter). + </para> + + <para>Adding a <parameter moreinfo="none">root directory</parameter> entry other + than "/" adds an extra level of security, but at a price. It + absolutely ensures that no access is given to files not in the + sub-tree specified in the <parameter moreinfo="none">root directory</parameter> + option, <emphasis>including</emphasis> some files needed for + complete operation of the server. To maintain full operability + of the server you will need to mirror some system files + into the <parameter moreinfo="none">root directory</parameter> tree. In particular + you will need to mirror <filename moreinfo="none">/etc/passwd</filename> (or a + subset of it), and any binaries or configuration files needed for + printing (if required). The set of files that must be mirrored is + operating system dependent.</para> +</description> + +<value type="default"></value> +<value type="example">/homes/smb</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/sambakcccommand.xml b/docs-xml/smbdotconf/security/sambakcccommand.xml new file mode 100644 index 0000000..af8a28a --- /dev/null +++ b/docs-xml/smbdotconf/security/sambakcccommand.xml @@ -0,0 +1,18 @@ +<samba:parameter name="samba kcc command" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option specifies the path to the Samba KCC command. + This script is used for replication topology replication. + </para> + + <para>It should not be necessary to modify this option except + for testing purposes or if the <filename>samba_kcc</filename> + was installed in a non-default location. + </para> +</description> + +<value type="default">&pathconfig.SCRIPTSBINDIR;/samba_kcc</value> +<value type="example">/usr/local/bin/kcc</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/security.xml b/docs-xml/smbdotconf/security/security.xml new file mode 100644 index 0000000..be2e9fd --- /dev/null +++ b/docs-xml/smbdotconf/security/security.xml @@ -0,0 +1,105 @@ +<samba:parameter name="security" + context="G" + type="enum" + function="_security" + enumlist="enum_security" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<when_value value="security"> + <requires option="encrypt passwords">/(yes|true)/</requires> +</when_value> +<description> + <para>This option affects how clients respond to + Samba and is one of the most important settings in the <filename moreinfo="none"> + smb.conf</filename> file.</para> + + <para>Unless <smbconfoption name="server role"/> is specified, + the default is <command moreinfo="none">security = user</command>, as this is + the most common setting, used for a standalone file server or a DC.</para> + + <para>The alternatives to <command moreinfo="none">security = user</command> are + <command moreinfo="none">security = ads</command> or <command moreinfo="none">security = domain + </command>, which support joining Samba to a Windows domain</para> + + <para>You should use <command moreinfo="none">security = user</command> and + <smbconfoption name="map to guest"/> if you + want to mainly setup shares without a password (guest shares). This + is commonly used for a shared printer server. </para> + + <para>The different settings will now be explained.</para> + + + <para><anchor id="SECURITYEQUALSAUTO"/><emphasis>SECURITY = AUTO</emphasis></para> + + <para>This is the default security setting in Samba, and causes Samba to consult + the <smbconfoption name="server role"/> parameter (if set) to determine the security mode.</para> + + <para><anchor id="SECURITYEQUALSUSER"/><emphasis>SECURITY = USER</emphasis></para> + + <para>If <smbconfoption name="server role"/> is not specified, this is the default security setting in Samba. + With user-level security a client must first "log-on" with a + valid username and password (which can be mapped using the <smbconfoption name="username map"/> + parameter). Encrypted passwords (see the <smbconfoption name="encrypt passwords"/> parameter) can also + be used in this security mode. Parameters such as <smbconfoption name="force user"/> and <smbconfoption + name="guest only"/> if set are then applied and + may change the UNIX user to use on this connection, but only after + the user has been successfully authenticated.</para> + + <para><emphasis>Note</emphasis> that the name of the resource being + requested is <emphasis>not</emphasis> sent to the server until after + the server has successfully authenticated the client. This is why + guest shares don't work in user level security without allowing + the server to automatically map unknown users into the <smbconfoption name="guest account"/>. + See the <smbconfoption name="map to guest"/> parameter for details on doing this.</para> + + <para><anchor id="SECURITYEQUALSDOMAIN"/><emphasis>SECURITY = DOMAIN</emphasis></para> + + <para>This mode will only work correctly if <citerefentry><refentrytitle>net</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> has been used to add this + machine into a Windows NT Domain. It expects the <smbconfoption name="encrypt passwords"/> + parameter to be set to <constant>yes</constant>. In this + mode Samba will try to validate the username/password by passing + it to a Windows NT Primary or Backup Domain Controller, in exactly + the same way that a Windows NT Server would do.</para> + + <para><emphasis>Note</emphasis> that a valid UNIX user must still + exist as well as the account on the Domain Controller to allow + Samba to have a valid UNIX account to map file access to.</para> + + <para><emphasis>Note</emphasis> that from the client's point + of view <command moreinfo="none">security = domain</command> is the same + as <command moreinfo="none">security = user</command>. It only + affects how the server deals with the authentication, + it does not in any way affect what the client sees.</para> + + <para><emphasis>Note</emphasis> that the name of the resource being + requested is <emphasis>not</emphasis> sent to the server until after + the server has successfully authenticated the client. This is why + guest shares don't work in user level security without allowing + the server to automatically map unknown users into the <smbconfoption name="guest account"/>. + See the <smbconfoption name="map to guest"/> parameter for details on doing this.</para> + + <para>See also the <smbconfoption name="password server"/> parameter and + the <smbconfoption name="encrypt passwords"/> parameter.</para> + + <para><anchor id="SECURITYEQUALSADS"/><emphasis>SECURITY = ADS</emphasis></para> + + <para>In this mode, Samba will act as a domain member in an ADS realm. To operate + in this mode, the machine running Samba will need to have Kerberos installed + and configured and Samba will need to be joined to the ADS realm using the + net utility. </para> + + <para>Note that this mode does NOT make Samba operate as a Active Directory Domain + Controller. </para> + + <para>Note that this forces <smbconfoption name="require strong key">yes</smbconfoption> + and <smbconfoption name="client schannel">yes</smbconfoption> for the primary domain.</para> + + <para>Read the chapter about Domain Membership in the HOWTO for details.</para> +</description> + +<related>realm</related> +<related>encrypt passwords</related> + +<value type="default">AUTO</value> +<value type="example">DOMAIN</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/securitymask.xml b/docs-xml/smbdotconf/security/securitymask.xml new file mode 100644 index 0000000..e535d32 --- /dev/null +++ b/docs-xml/smbdotconf/security/securitymask.xml @@ -0,0 +1,11 @@ +<samba:parameter name="security mask" + context="S" + type="string" + removed="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter has been removed for Samba 4.0.0. + </para> +</description> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/serverrole.xml b/docs-xml/smbdotconf/security/serverrole.xml new file mode 100644 index 0000000..4ea4e47 --- /dev/null +++ b/docs-xml/smbdotconf/security/serverrole.xml @@ -0,0 +1,96 @@ +<samba:parameter name="server role" + context="G" + type="enum" + function="_server_role" + enumlist="enum_server_role" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option determines the basic operating mode of a Samba + server and is one of the most important settings in the <filename + moreinfo="none"> smb.conf</filename> file.</para> + + <para>The default is <command moreinfo="none">server role = auto</command>, as causes + Samba to operate according to the <smbconfoption name="security"/> setting, or if not + specified as a simple file server that is not connected to any domain.</para> + + <para>The alternatives are + <command moreinfo="none">server role = standalone</command> or <command moreinfo="none">server role = member server + </command>, which support joining Samba to a Windows domain, along with <command moreinfo="none">server role = domain controller</command>, which run Samba as a Windows domain controller.</para> + + <para>You should use <command moreinfo="none">server role = standalone</command> and + <smbconfoption name="map to guest"/> if you + want to mainly setup shares without a password (guest shares). This + is commonly used for a shared printer server. </para> + + <para><anchor id="AUTO"/><emphasis>SERVER ROLE = AUTO</emphasis></para> + + <para>This is the default server role in Samba, and causes Samba to consult + the <smbconfoption name="security"/> parameter (if set) to determine the server role, giving compatible behaviours to previous Samba versions.</para> + + <para><anchor id="STANDALONE"/><emphasis>SERVER ROLE = STANDALONE</emphasis></para> + + <para>If <smbconfoption name="security"/> is also not specified, this is the default security setting in Samba. + In standalone operation, a client must first "log-on" with a + valid username and password (which can be mapped using the <smbconfoption name="username map"/> + parameter) stored on this machine. Encrypted passwords (see the <smbconfoption name="encrypt passwords"/> parameter) are by default + used in this security mode. Parameters such as <smbconfoption name="force user"/> and <smbconfoption + name="guest only"/> if set are then applied and + may change the UNIX user to use on this connection, but only after + the user has been successfully authenticated.</para> + + <para><anchor id="MEMBER SERVER"/><emphasis>SERVER ROLE = MEMBER SERVER</emphasis></para> + + <para>This mode will only work correctly if <citerefentry><refentrytitle>net</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> has been used to add this + machine into a Windows Domain. It expects the <smbconfoption name="encrypt passwords"/> + parameter to be set to <constant>yes</constant>. In this + mode Samba will try to validate the username/password by passing + it to a Windows or Samba Domain Controller, in exactly + the same way that a Windows Server would do.</para> + + <para><emphasis>Note</emphasis> that a valid UNIX user must still + exist as well as the account on the Domain Controller to allow + Samba to have a valid UNIX account to map file access to. Winbind can provide this.</para> + + <para><anchor id="PDC"/><emphasis>SERVER ROLE = CLASSIC PRIMARY DOMAIN CONTROLLER</emphasis></para> + + <para>This mode of operation runs a classic Samba primary domain + controller, providing domain logon services to Windows and Samba + clients of an NT4-like domain. Clients must be joined to the domain to + create a secure, trusted path across the network. There must be + only one PDC per NetBIOS scope (typically a broadcast network or + clients served by a single WINS server).</para> + + <para><anchor id="BDC"/><emphasis>SERVER ROLE = CLASSIC BACKUP DOMAIN CONTROLLER</emphasis></para> + + <para>This mode of operation runs a classic Samba backup domain + controller, providing domain logon services to Windows and Samba + clients of an NT4-like domain. As a BDC, this allows + multiple Samba servers to provide redundant logon services to a + single NetBIOS scope.</para> + + <para><anchor id="AD-DC"/><emphasis>SERVER ROLE = ACTIVE DIRECTORY DOMAIN CONTROLLER</emphasis></para> + + <para>This mode of operation runs Samba as an active directory + domain controller, providing domain logon services to Windows and + Samba clients of the domain. This role requires special + configuration, see the <ulink + url="http://wiki.samba.org/index.php/Samba4/HOWTO">Samba4 + HOWTO</ulink></para> + + <para><anchor id="IPA-DC"/><emphasis>SERVER ROLE = IPA DOMAIN CONTROLLER</emphasis></para> + + <para>This mode of operation runs Samba in a hybrid mode for IPA + domain controller, providing forest trust to Active Directory. + This role requires special configuration performed by IPA installers + and should not be used manually by any administrator. + </para> +</description> + +<related>security</related> +<related>realm</related> +<related>encrypt passwords</related> + +<value type="default">AUTO</value> +<value type="example">ACTIVE DIRECTORY DOMAIN CONTROLLER</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/serverschannel.xml b/docs-xml/smbdotconf/security/serverschannel.xml new file mode 100644 index 0000000..5c69f0f --- /dev/null +++ b/docs-xml/smbdotconf/security/serverschannel.xml @@ -0,0 +1,102 @@ +<samba:parameter name="server schannel" + context="G" + type="enum" + enumlist="enum_bool_auto" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + This option is deprecated and will be removed in future, + as it is a security problem if not set to "yes" (which will be + the hardcoded behavior in future). + </para> + + <para><emphasis>Avoid using this option!</emphasis> Use explicit '<smbconfoption name="server require schannel:COMPUTERACCOUNT">no</smbconfoption>' instead! + </para> + + <para> + Samba will log an error in the log files at log level 0 + if legacy a client is rejected or allowed without an explicit, + '<smbconfoption name="server require schannel:COMPUTERACCOUNT">no</smbconfoption>' option + for the client. The message will indicate + the explicit '<smbconfoption name="server require schannel:COMPUTERACCOUNT">no</smbconfoption>' + line to be added, if the legacy client software requires it. (The log level can be adjusted with + '<smbconfoption name="CVE_2020_1472:error_debug_level">1</smbconfoption>' + in order to complain only at a higher log level). + </para> + + <para> + This allows admins to use "auto" only for a short grace period, + in order to collect the explicit + '<smbconfoption name="server require schannel:COMPUTERACCOUNT">no</smbconfoption>' options. + </para> + + <para> + See <ulink url="https://www.samba.org/samba/security/CVE-2020-1472.html">CVE-2020-1472(ZeroLogon)</ulink>, + <ulink url="https://bugzilla.samba.org/show_bug.cgi?id=14497">https://bugzilla.samba.org/show_bug.cgi?id=14497</ulink>. + </para> + + <para>This option is over-ridden by the <smbconfoption name="server require schannel:COMPUTERACCOUNT"/> option.</para> + + <para>This option is over-ridden by the effective value of 'yes' from + the '<smbconfoption name="server schannel require seal:COMPUTERACCOUNT"/>' + and/or '<smbconfoption name="server schannel require seal"/>' options.</para> + +</description> + +<value type="default">yes</value> +</samba:parameter> + +<samba:parameter name="server require schannel:COMPUTERACCOUNT" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>If you still have legacy domain members, which required "server schannel = auto" before, + it is possible to specify explicit exception per computer account + by using 'server require schannel:COMPUTERACCOUNT = no' as option. + Note that COMPUTERACCOUNT has to be the sAMAccountName value of + the computer account (including the trailing '$' sign). + </para> + + <para> + Samba will complain in the log files at log level 0, + about the security problem if the option is not set to "no", + but the related computer is actually using the netlogon + secure channel (schannel) feature. + (The log level can be adjusted with + '<smbconfoption name="CVE_2020_1472:warn_about_unused_debug_level">1</smbconfoption>' + in order to complain only at a higher log level). + </para> + + <para> + Samba will warn in the log files at log level 5, + if a setting is still needed for the specified computer account. + </para> + + <para> + See <ulink url="https://www.samba.org/samba/security/CVE-2020-1472.html">CVE-2020-1472(ZeroLogon)</ulink>, + <ulink url="https://bugzilla.samba.org/show_bug.cgi?id=14497">https://bugzilla.samba.org/show_bug.cgi?id=14497</ulink>. + </para> + + <para>This option overrides the <smbconfoption name="server schannel"/> option.</para> + + <para>This option is over-ridden by the effective value of 'yes' from + the '<smbconfoption name="server schannel require seal:COMPUTERACCOUNT"/>' + and/or '<smbconfoption name="server schannel require seal"/>' options.</para> + <para>Which means '<smbconfoption name="server require schannel:COMPUTERACCOUNT">no</smbconfoption>' + is only useful in combination with '<smbconfoption name="server schannel require seal:COMPUTERACCOUNT">no</smbconfoption>'</para> + + <programlisting> + server require schannel:LEGACYCOMPUTER1$ = no + server require schannel seal:LEGACYCOMPUTER1$ = no + server require schannel:NASBOX$ = no + server require schannel seal:NASBOX$ = no + server require schannel:LEGACYCOMPUTER2$ = no + server require schannel seal:LEGACYCOMPUTER2$ = no + </programlisting> +</description> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/serverschannelrequireseal.xml b/docs-xml/smbdotconf/security/serverschannelrequireseal.xml new file mode 100644 index 0000000..0bec67d --- /dev/null +++ b/docs-xml/smbdotconf/security/serverschannelrequireseal.xml @@ -0,0 +1,117 @@ +<samba:parameter name="server schannel require seal" + context="G" + type="boolean" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + This option is deprecated and will be removed in future, + as it is a security problem if not set to "yes" (which will be + the hardcoded behavior in future). + </para> + + <para> + This option controls whether the netlogon server, will reject the usage + of netlogon secure channel without privacy/enryption. + </para> + + <para> + The option is modelled after the registry key available on Windows. + </para> + + <programlisting> + HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Netlogon\Parameters\RequireSeal=2 + </programlisting> + + <para> + <emphasis>Avoid using this option!</emphasis> Use the per computer account specific option + '<smbconfoption name="server schannel require seal:COMPUTERACCOUNT"/>' instead! + Which is available with the patches for + <ulink url="https://www.samba.org/samba/security/CVE-2022-38023.html">CVE-2022-38023</ulink> + see <ulink url="https://bugzilla.samba.org/show_bug.cgi?id=15240">https://bugzilla.samba.org/show_bug.cgi?id=15240</ulink>. + </para> + + <para> + Samba will log an error in the log files at log level 0 + if legacy a client is rejected or allowed without an explicit, + '<smbconfoption name="server schannel require seal:COMPUTERACCOUNT">no</smbconfoption>' option + for the client. The message will indicate + the explicit '<smbconfoption name="server schannel require seal:COMPUTERACCOUNT">no</smbconfoption>' + line to be added, if the legacy client software requires it. (The log level can be adjusted with + '<smbconfoption name="CVE_2022_38023:error_debug_level">1</smbconfoption>' + in order to complain only at a higher log level). + </para> + + <para>This allows admins to use "no" only for a short grace period, + in order to collect the explicit + '<smbconfoption name="server schannel require seal:COMPUTERACCOUNT">no</smbconfoption>' options.</para> + + <para> + When set to 'yes' this option overrides the + '<smbconfoption name="server require schannel:COMPUTERACCOUNT"/>' and + '<smbconfoption name="server schannel"/>' options and implies + '<smbconfoption name="server require schannel:COMPUTERACCOUNT">yes</smbconfoption>'. + </para> + + <para> + This option is over-ridden by the <smbconfoption name="server schannel require seal:COMPUTERACCOUNT"/> option. + </para> + +</description> + +<value type="default">yes</value> +</samba:parameter> + +<samba:parameter name="server schannel require seal:COMPUTERACCOUNT" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + If you still have legacy domain members, which required "server schannel require seal = no" before, + it is possible to specify explicit exception per computer account + by using 'server schannel require seal:COMPUTERACCOUNT = no' as option. + Note that COMPUTERACCOUNT has to be the sAMAccountName value of + the computer account (including the trailing '$' sign). + </para> + + <para> + Samba will log a complaint in the log files at log level 0 + about the security problem if the option is set to "no", + but the related computer does not require it. + (The log level can be adjusted with + '<smbconfoption name="CVE_2022_38023:warn_about_unused_debug_level">1</smbconfoption>' + in order to complain only at a higher log level). + </para> + + <para> + Samba will warn in the log files at log level 5, + if a setting is still needed for the specified computer account. + </para> + + <para> + See <ulink url="https://www.samba.org/samba/security/CVE-2022-38023.html">CVE-2022-38023</ulink>, + <ulink url="https://bugzilla.samba.org/show_bug.cgi?id=15240">https://bugzilla.samba.org/show_bug.cgi?id=15240</ulink>. + </para> + + <para> + This option overrides the '<smbconfoption name="server schannel require seal"/>' option. + </para> + + <para> + When set to 'yes' this option overrides the + '<smbconfoption name="server require schannel:COMPUTERACCOUNT"/>' and + '<smbconfoption name="server schannel"/>' options and implies + '<smbconfoption name="server require schannel:COMPUTERACCOUNT">yes</smbconfoption>'. + </para> + + <programlisting> + server require schannel seal:LEGACYCOMPUTER1$ = no + server require schannel seal:NASBOX$ = no + server require schannel seal:LEGACYCOMPUTER2$ = no + </programlisting> +</description> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/serversigning.xml b/docs-xml/smbdotconf/security/serversigning.xml new file mode 100644 index 0000000..0b7755a --- /dev/null +++ b/docs-xml/smbdotconf/security/serversigning.xml @@ -0,0 +1,29 @@ +<samba:parameter name="server signing" + context="G" + type="enum" + enumlist="enum_smb_signing_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>This controls whether the client is allowed or required to use SMB1 and SMB2 signing. Possible values + are <emphasis>default</emphasis>, <emphasis>auto</emphasis>, <emphasis>mandatory</emphasis> + and <emphasis>disabled</emphasis>. + </para> + + <para>By default, and when smb signing is set to + <emphasis>default</emphasis>, smb signing is required when + <smbconfoption name="server role"/> is <emphasis>active directory + domain controller</emphasis> and disabled otherwise.</para> + + <para>When set to auto, SMB1 signing is offered, but not enforced. + When set to mandatory, SMB1 signing is required and if set + to disabled, SMB signing is not offered either.</para> + + <para>For the SMB2 protocol, by design, signing cannot be disabled. In the case + where SMB2 is negotiated, if this parameter is set to <emphasis>disabled</emphasis>, + it will be treated as <emphasis>auto</emphasis>. Setting it to <emphasis>mandatory</emphasis> + will still require SMB2 clients to use signing.</para> +</description> + +<value type="default">default</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/serversmbencrypt.xml b/docs-xml/smbdotconf/security/serversmbencrypt.xml new file mode 100644 index 0000000..5f38b46 --- /dev/null +++ b/docs-xml/smbdotconf/security/serversmbencrypt.xml @@ -0,0 +1,241 @@ +<samba:parameter name="server smb encrypt" + context="S" + type="enum" + enumlist="enum_smb_encryption_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This parameter controls whether a remote client is allowed or required + to use SMB encryption. It has different effects depending on whether + the connection uses SMB1 or SMB2 and newer: + </para> + + <itemizedlist> + <listitem> + <para> + If the connection uses SMB1, then this option controls the use + of a Samba-specific extension to the SMB protocol introduced in + Samba 3.2 that makes use of the Unix extensions. + </para> + </listitem> + + <listitem> + <para> + If the connection uses SMB2 or newer, then this option controls + the use of the SMB-level encryption that is supported in SMB + version 3.0 and above and available in Windows 8 and newer. + </para> + </listitem> + </itemizedlist> + + <para> + This parameter can be set globally and on a per-share bases. + Possible values are + + <emphasis>off</emphasis>, + <emphasis>if_required</emphasis>, + <emphasis>desired</emphasis>, + and + <emphasis>required</emphasis>. + A special value is <emphasis>default</emphasis> which is + the implicit default setting of <emphasis>if_required</emphasis>. + </para> + + <variablelist> + <varlistentry> + <term><emphasis>Effects for SMB1</emphasis></term> + <listitem> + <para> + The Samba-specific encryption of SMB1 connections is an + extension to the SMB protocol negotiated as part of the UNIX + extensions. SMB encryption uses the GSSAPI (SSPI on Windows) + ability to encrypt and sign every request/response in a SMB + protocol stream. When enabled it provides a secure method of + SMB/CIFS communication, similar to an ssh protected session, but + using SMB/CIFS authentication to negotiate encryption and + signing keys. Currently this is only supported smbclient of by + Samba 3.2 and newer, and hopefully soon Linux CIFSFS and MacOS/X + clients. Windows clients do not support this feature. + </para> + + <para>This may be set on a per-share + basis, but clients may chose to encrypt the entire session, not + just traffic to a specific share. If this is set to mandatory + then all traffic to a share <emphasis>must</emphasis> + be encrypted once the connection has been made to the share. + The server would return "access denied" to all non-encrypted + requests on such a share. Selecting encrypted traffic reduces + throughput as smaller packet sizes must be used (no huge UNIX + style read/writes allowed) as well as the overhead of encrypting + and signing all the data. + </para> + + <para> + If SMB encryption is selected, Windows style SMB signing (see + the <smbconfoption name="server signing"/> option) is no longer + necessary, as the GSSAPI flags use select both signing and + sealing of the data. + </para> + + <para> + When set to auto or default, SMB encryption is offered, but not + enforced. When set to mandatory, SMB encryption is required and + if set to disabled, SMB encryption can not be negotiated. + </para> + </listitem> + </varlistentry> + + <varlistentry> + <term><emphasis>Effects for SMB2 and newer</emphasis></term> + <listitem> + <para> + Native SMB transport encryption is available in SMB version 3.0 + or newer. It is only offered by Samba if + <emphasis>server max protocol</emphasis> is set to + <emphasis>SMB3</emphasis> or newer. + Clients supporting this type of encryption include + Windows 8 and newer, + Windows server 2012 and newer, + and smbclient of Samba 4.1 and newer. + </para> + + <para> + The protocol implementation offers various options: + </para> + + <itemizedlist> + <listitem> + <para> + The capability to perform SMB encryption can be + negotiated during protocol negotiation. + </para> + </listitem> + + <listitem> + <para> + Data encryption can be enabled globally. In that case, + an encryption-capable connection will have all traffic + in all its sessions encrypted. In particular all share + connections will be encrypted. + </para> + </listitem> + + <listitem> + <para> + Data encryption can also be enabled per share if not + enabled globally. For an encryption-capable connection, + all connections to an encryption-enabled share will be + encrypted. + </para> + </listitem> + + <listitem> + <para> + Encryption can be enforced. This means that session + setups will be denied on non-encryption-capable + connections if data encryption has been enabled + globally. And tree connections will be denied for + non-encryption capable connections to shares with data + encryption enabled. + </para> + </listitem> + </itemizedlist> + + <para> + These features can be controlled with settings of + <emphasis>server smb encrypt</emphasis> as follows: + </para> + + <itemizedlist> + <listitem> + <para> + Leaving it as default, explicitly setting + <emphasis>default</emphasis>, or setting it to + <emphasis>if_required</emphasis> globally will enable + negotiation of encryption but will not turn on + data encryption globally or per share. + </para> + </listitem> + + <listitem> + <para> + Setting it to <emphasis>desired</emphasis> globally + will enable negotiation and will turn on data encryption + on sessions and share connections for those clients + that support it. + </para> + </listitem> + + <listitem> + <para> + Setting it to <emphasis>required</emphasis> globally + will enable negotiation and turn on data encryption + on sessions and share connections. Clients that do + not support encryption will be denied access to the + server. + </para> + </listitem> + + <listitem> + <para> + Setting it to <emphasis>off</emphasis> globally will + completely disable the encryption feature for all + connections. Setting <parameter>server smb encrypt = + required</parameter> for individual shares (while it's + globally off) will deny access to this shares for all + clients. + </para> + </listitem> + + <listitem> + <para> + Setting it to <emphasis>desired</emphasis> on a share + will turn on data encryption for this share for clients + that support encryption if negotiation has been + enabled globally. + </para> + </listitem> + + <listitem> + <para> + Setting it to <emphasis>required</emphasis> on a share + will enforce data encryption for this share if + negotiation has been enabled globally. I.e. clients that + do not support encryption will be denied access to the + share. + </para> + <para> + Note that this allows per-share enforcing to be + controlled in Samba differently from Windows: + In Windows, <emphasis>RejectUnencryptedAccess</emphasis> + is a global setting, and if it is set, all shares with + data encryption turned on + are automatically enforcing encryption. In order to + achieve the same effect in Samba, one + has to globally set <emphasis>server smb encrypt</emphasis> to + <emphasis>if_required</emphasis>, and then set all shares + that should be encrypted to + <emphasis>required</emphasis>. + Additionally, it is possible in Samba to have some + shares with encryption <emphasis>required</emphasis> + and some other shares with encryption only + <emphasis>desired</emphasis>, which is not possible in + Windows. + </para> + </listitem> + + <listitem> + <para> + Setting it to <emphasis>off</emphasis> or + <emphasis>if_required</emphasis> for a share has + no effect. + </para> + </listitem> + </itemizedlist> + </listitem> + </varlistentry> + </variablelist> +</description> + +<value type="default">default</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/serversmbencryptionalgos.xml b/docs-xml/smbdotconf/security/serversmbencryptionalgos.xml new file mode 100644 index 0000000..2dd2db9 --- /dev/null +++ b/docs-xml/smbdotconf/security/serversmbencryptionalgos.xml @@ -0,0 +1,21 @@ +<samba:parameter name="server smb3 encryption algorithms" + context="G" + type="list" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the availability and order of + encryption algorithms which are available for negotiation in the SMB3_11 dialect. + </para> + <para>It is also possible to remove individual algorithms from the default list, + by prefixing them with '-'. This can avoid having to specify a hardcoded list. + </para> + <para>Note: that the removal of AES-128-CCM from the list will result + in SMB3_00 and SMB3_02 being unavailable, as it is the default and only + available algorithm for these dialects. + </para> +</description> + +<value type="default">AES-128-GCM, AES-128-CCM, AES-256-GCM, AES-256-CCM</value> +<value type="example">AES-256-GCM</value> +<value type="example">-AES-128-GCM -AES-128-CCM</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/serversmbsigningalgos.xml b/docs-xml/smbdotconf/security/serversmbsigningalgos.xml new file mode 100644 index 0000000..7884e60 --- /dev/null +++ b/docs-xml/smbdotconf/security/serversmbsigningalgos.xml @@ -0,0 +1,22 @@ +<samba:parameter name="server smb3 signing algorithms" + context="G" + type="list" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the availability and order of + signing algorithms which are available for negotiation in the SMB3_11 dialect. + </para> + <para>It is also possible to remove individual algorithms from the default list, + by prefixing them with '-'. This can avoid having to specify a hardcoded list. + </para> + <para>Note: that the removal of AES-128-CMAC from the list will result + in SMB3_00 and SMB3_02 being unavailable, and the removal of HMAC-SHA256 + will result in SMB2_02 and SMB2_10 being unavailable, as these are the default and only + available algorithms for these dialects. + </para> +</description> + +<value type="default">AES-128-GMAC, AES-128-CMAC, HMAC-SHA256</value> +<value type="example">AES-128-CMAC, HMAC-SHA256</value> +<value type="example">-AES-128-CMAC</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/smbencrypt.xml b/docs-xml/smbdotconf/security/smbencrypt.xml new file mode 100644 index 0000000..6027120 --- /dev/null +++ b/docs-xml/smbdotconf/security/smbencrypt.xml @@ -0,0 +1,15 @@ +<samba:parameter name="smb encrypt" + context="S" + type="enum" + enumlist="enum_smb_encryption_vals" + function="server_smb_encrypt" + synonym="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is a synonym for <smbconfoption name="server smb encrypt"/>. + </para> +</description> + +<value type="default">default</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/smbpasswdfile.xml b/docs-xml/smbdotconf/security/smbpasswdfile.xml new file mode 100644 index 0000000..fab7037 --- /dev/null +++ b/docs-xml/smbdotconf/security/smbpasswdfile.xml @@ -0,0 +1,18 @@ +<samba:parameter name="smb passwd file" + type="string" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option sets the path to the encrypted smbpasswd file. By + default the path to the smbpasswd file is compiled into Samba.</para> + + <para> + An example of use is: +<programlisting> +smb passwd file = /etc/samba/smbpasswd +</programlisting> + </para> +</description> + +<value type="default">&pathconfig.SMB_PASSWD_FILE;</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/tlscafile.xml b/docs-xml/smbdotconf/security/tlscafile.xml new file mode 100644 index 0000000..bcbac62 --- /dev/null +++ b/docs-xml/smbdotconf/security/tlscafile.xml @@ -0,0 +1,20 @@ +<samba:parameter name="tls cafile" + type="string" + context="G" + function="_tls_cafile" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This option can be set to a file (PEM format) + containing CA certificates of root CAs to trust to sign + certificates or intermediate CA certificates.</para> + <para>This path is relative to <smbconfoption name="private dir"/> if the path + does not start with a /.</para> + </description> + + <related>tls certfile</related> + <related>tls crlfile</related> + <related>tls dh params file</related> + <related>tls enabled</related> + <related>tls keyfile</related> + <value type="default">tls/ca.pem</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/tlscertfile.xml b/docs-xml/smbdotconf/security/tlscertfile.xml new file mode 100644 index 0000000..cf70954 --- /dev/null +++ b/docs-xml/smbdotconf/security/tlscertfile.xml @@ -0,0 +1,19 @@ +<samba:parameter name="tls certfile" + type="string" + context="G" + function="_tls_certfile" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This option can be set to a file (PEM format) + containing the RSA certificate. </para> + <para>This path is relative to <smbconfoption name="private dir"/> if the path + does not start with a /.</para> +</description> + + <related>tls keyfile</related> + <related>tls crlfile</related> + <related>tls dh params file</related> + <related>tls enabled</related> + <related>tls cafile</related> + <value type="default">tls/cert.pem</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/tlscrlfile.xml b/docs-xml/smbdotconf/security/tlscrlfile.xml new file mode 100644 index 0000000..1f42b85 --- /dev/null +++ b/docs-xml/smbdotconf/security/tlscrlfile.xml @@ -0,0 +1,19 @@ +<samba:parameter name="tls crlfile" + type="string" + context="G" + function="_tls_crlfile" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This option can be set to a file containing a certificate + revocation list (CRL).</para> + <para>This path is relative to <smbconfoption name="private dir"/> if the path + does not start with a /.</para> +</description> + + <related>tls certfile</related> + <related>tls crlfile</related> + <related>tls dh params file</related> + <related>tls enabled</related> + <related>tls cafile</related> + <value type="default"></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/tlsdhparamsfile.xml b/docs-xml/smbdotconf/security/tlsdhparamsfile.xml new file mode 100644 index 0000000..5bf59aa --- /dev/null +++ b/docs-xml/smbdotconf/security/tlsdhparamsfile.xml @@ -0,0 +1,20 @@ +<samba:parameter name="tls dh params file" + type="string" + context="G" + function="_tls_dhpfile" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This option can be set to a file with Diffie-Hellman parameters + which will be used with DH ciphers. + </para> + <para>This path is relative to <smbconfoption name="private dir"/> if the path + does not start with a /.</para> +</description> + + <related>tls certfile</related> + <related>tls crlfile</related> + <related>tls cafile</related> + <related>tls enabled</related> + <related>tls keyfile</related> + <value type="default"></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/tlsenabled.xml b/docs-xml/smbdotconf/security/tlsenabled.xml new file mode 100644 index 0000000..411b928 --- /dev/null +++ b/docs-xml/smbdotconf/security/tlsenabled.xml @@ -0,0 +1,10 @@ +<samba:parameter name="tls enabled" + type="boolean" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>If this option is set to <constant>yes</constant>, then Samba + will use TLS when possible in communication.</para> + </description> + <value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/tlskeyfile.xml b/docs-xml/smbdotconf/security/tlskeyfile.xml new file mode 100644 index 0000000..9caa824 --- /dev/null +++ b/docs-xml/smbdotconf/security/tlskeyfile.xml @@ -0,0 +1,20 @@ +<samba:parameter name="tls keyfile" + type="string" + context="G" + function="_tls_keyfile" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This option can be set to a file (PEM format) + containing the RSA private key. This file must be accessible without + a pass-phrase, i.e. it must not be encrypted.</para> + <para>This path is relative to <smbconfoption name="private dir"/> if the path + does not start with a /.</para> + </description> + + <related>tls certfile</related> + <related>tls crlfile</related> + <related>tls dh params file</related> + <related>tls enabled</related> + <related>tls cafile</related> + <value type="default">tls/key.pem</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/tlspriority.xml b/docs-xml/smbdotconf/security/tlspriority.xml new file mode 100644 index 0000000..471dc25 --- /dev/null +++ b/docs-xml/smbdotconf/security/tlspriority.xml @@ -0,0 +1,19 @@ +<samba:parameter name="tls priority" + type="string" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This option can be set to a string describing the TLS protocols + to be supported in the parts of Samba that use GnuTLS, specifically + the AD DC. + </para> + <para>The string is appended to the default priority list of GnuTLS.</para> + <para>The valid options are described in the + <ulink url="http://gnutls.org/manual/html_node/Priority-Strings.html">GNUTLS + Priority-Strings documentation at http://gnutls.org/manual/html_node/Priority-Strings.html</ulink> + </para> + <para>The SSL3.0 protocol will be disabled.</para> + </description> + + <value type="default">NORMAL:-VERS-SSL3.0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/tlsverifypeer.xml b/docs-xml/smbdotconf/security/tlsverifypeer.xml new file mode 100644 index 0000000..4f47dd4 --- /dev/null +++ b/docs-xml/smbdotconf/security/tlsverifypeer.xml @@ -0,0 +1,47 @@ +<samba:parameter name="tls verify peer" + context="G" + type="enum" + enumlist="enum_tls_verify_peer_vals" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This controls if and how strict the client will verify the peer's certificate and name. + Possible values are (in increasing order): + <constant>no_check</constant>, + <constant>ca_only</constant>, + <constant>ca_and_name_if_available</constant>, + <constant>ca_and_name</constant> + and + <constant>as_strict_as_possible</constant>.</para> + + <para>When set to <constant>no_check</constant> the certificate is not verified at + all, which allows trivial man in the middle attacks. + </para> + + <para>When set to <constant>ca_only</constant> the certificate is verified to + be signed from a ca specified in the <smbconfoption name="tls ca file"/> option. + Setting <smbconfoption name="tls ca file"/> to a valid file is required. + The certificate lifetime is also verified. If the <smbconfoption name="tls crl file"/> + option is configured, the certificate is also verified against the ca crl. + </para> + + <para>When set to <constant>ca_and_name_if_available</constant> all checks from + <constant>ca_only</constant> are performed. In addition, the peer hostname is verified + against the certificate's name, if it is provided by the application layer and + not given as an ip address string. + </para> + + <para>When set to <constant>ca_and_name</constant> all checks from + <constant>ca_and_name_if_available</constant> are performed. + In addition the peer hostname needs to be provided and even an ip + address is checked against the certificate's name. + </para> + + <para>When set to <constant>as_strict_as_possible</constant> all checks from + <constant>ca_and_name</constant> are performed. In addition the + <smbconfoption name="tls crl file"/> needs to be configured. + Future versions of Samba may implement additional checks. + </para> +</description> + +<value type="default">as_strict_as_possible</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/unixpasswordsync.xml b/docs-xml/smbdotconf/security/unixpasswordsync.xml new file mode 100644 index 0000000..89b0158 --- /dev/null +++ b/docs-xml/smbdotconf/security/unixpasswordsync.xml @@ -0,0 +1,26 @@ +<samba:parameter name="unix password sync" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This boolean parameter controls whether Samba + attempts to synchronize the UNIX password with the SMB password + when the encrypted SMB password in the smbpasswd file is changed. + If this is set to <constant>yes</constant> the program specified in the <parameter moreinfo="none">passwd + program</parameter> parameter is called <emphasis>AS ROOT</emphasis> - + to allow the new UNIX password to be set without access to the + old UNIX password (as the SMB password change code has no + access to the old password cleartext, only the new).</para> + + <para>This option has no effect if <command moreinfo="none">samba</command> + is running as an active directory domain controller, in that case have a + look at the <smbconfoption name="password hash gpg key ids"/> option and the + <command moreinfo="none">samba-tool user syncpasswords</command> command.</para> +</description> + +<related>passwd program</related> +<related>passwd chat</related> +<related>password hash gpg key ids</related> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/usernamelevel.xml b/docs-xml/smbdotconf/security/usernamelevel.xml new file mode 100644 index 0000000..f5248c0 --- /dev/null +++ b/docs-xml/smbdotconf/security/usernamelevel.xml @@ -0,0 +1,26 @@ +<samba:parameter name="username level" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option helps Samba to try and 'guess' at + the real UNIX username, as many DOS clients send an all-uppercase + username. By default Samba tries all lowercase, followed by the + username with the first letter capitalized, and fails if the + username is not found on the UNIX machine.</para> + + <para>If this parameter is set to non-zero the behavior changes. + This parameter is a number that specifies the number of uppercase + combinations to try while trying to determine the UNIX user name. The + higher the number the more combinations will be tried, but the slower + the discovery of usernames will be. Use this parameter when you have + strange usernames on your UNIX machine, such as <constant>AstrangeUser + </constant>.</para> + + <para>This parameter is needed only on UNIX systems that have case + sensitive usernames.</para> +</description> + +<value type="default">0</value> +<value type="example">5</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/usernamemap.xml b/docs-xml/smbdotconf/security/usernamemap.xml new file mode 100644 index 0000000..809a54c --- /dev/null +++ b/docs-xml/smbdotconf/security/usernamemap.xml @@ -0,0 +1,130 @@ +<samba:parameter name="username map" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option allows you to specify a file containing a mapping of usernames from the clients to the server. + This can be used for several purposes. The most common is to map usernames that users use on DOS or Windows + machines to those that the UNIX box uses. The other is to map multiple users to a single username so that they + can more easily share files. + </para> + + <para> + Please note that for user mode security, the username map is applied prior to validating the user + credentials. Domain member servers (domain or ads) apply the username map after the user has been + successfully authenticated by the domain controller and require fully qualified entries in the map table (e.g. + biddle = <literal>DOMAIN\foo</literal>). + </para> + + <para> + The map file is parsed line by line. Each line should contain a single UNIX username on the left then a '=' + followed by a list of usernames on the right. The list of usernames on the right may contain names of the form + @group in which case they will match any UNIX username in that group. The special client name '*' is a + wildcard and matches any name. Each line of the map file may be up to 1023 characters long. + </para> + + <para> + The file is processed on each line by taking the supplied username and comparing it with each username on the + right hand side of the '=' signs. If the supplied name matches any of the names on the right hand side then it + is replaced with the name on the left. Processing then continues with the next line. + </para> + + <para> + If any line begins with a '#' or a ';' then it is ignored. + </para> + + <para> + If any line begins with an '!' then the processing will stop after that line if a mapping was done by the + line. Otherwise mapping continues with every line being processed. Using '!' is most useful when you have a + wildcard mapping line later in the file. + </para> + + <para> + For example to map from the name <constant>admin</constant> or <constant>administrator</constant> to the UNIX + name <constant> root</constant> you would use: +<programlisting> +<command moreinfo="none">root = admin administrator</command> +</programlisting> + Or to map anyone in the UNIX group <constant>system</constant> to the UNIX name <constant>sys</constant> you would use: +<programlisting> +<command moreinfo="none">sys = @system</command> +</programlisting> + </para> + + <para> + You can have as many mappings as you like in a username map file. + </para> + + + <para> + If your system supports the NIS NETGROUP option then the netgroup database is checked before the <filename + moreinfo="none">/etc/group </filename> database for matching groups. + </para> + + <para> + You can map Windows usernames that have spaces in them by using double quotes around the name. For example: +<programlisting> +<command moreinfo="none">tridge = "Andrew Tridgell"</command> +</programlisting> + would map the windows username "Andrew Tridgell" to the unix username "tridge". + </para> + + <para> + The following example would map mary and fred to the unix user sys, and map the rest to guest. Note the use of the + '!' to tell Samba to stop processing if it gets a match on that line: +<programlisting format="linespecific"> +!sys = mary fred +guest = * +</programlisting> + </para> + + <para> + Note that the remapping is applied to all occurrences of usernames. Thus if you connect to \\server\fred and + <constant>fred</constant> is remapped to <constant>mary</constant> then you will actually be connecting to + \\server\mary and will need to supply a password suitable for <constant>mary</constant> not + <constant>fred</constant>. The only exception to this is the + username passed to a Domain Controller (if you have one). The DC will receive whatever username the client + supplies without modification. + </para> + + <para> + Also note that no reverse mapping is done. The main effect this has is with printing. Users who have been + mapped may have trouble deleting print jobs as PrintManager under WfWg will think they don't own the print + job. + </para> + + <para> + Samba versions prior to 3.0.8 would only support reading the fully qualified username + (e.g.: <literal>DOMAIN\user</literal>) from + the username map when performing a kerberos login from a client. However, when looking up a map entry for a + user authenticated by NTLM[SSP], only the login name would be used for matches. This resulted in inconsistent + behavior sometimes even on the same server. + </para> + + <para> + The following functionality is obeyed in version 3.0.8 and later: + </para> + + <para> + When performing local authentication, the username map is applied to the login name before attempting to authenticate + the connection. + </para> + + <para> + When relying upon a external domain controller for validating authentication requests, smbd will apply the username map + to the fully qualified username (i.e. <literal>DOMAIN\user</literal>) only after the user has been successfully authenticated. + </para> + + <para> + An example of use is: +<programlisting> +username map = /usr/local/samba/lib/users.map +</programlisting> + </para> + +</description> + +<value type="default"><comment>no username map</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/usernamemapcachetime.xml b/docs-xml/smbdotconf/security/usernamemapcachetime.xml new file mode 100644 index 0000000..974026c --- /dev/null +++ b/docs-xml/smbdotconf/security/usernamemapcachetime.xml @@ -0,0 +1,26 @@ +<samba:parameter name="username map cache time" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Mapping usernames with the <smbconfoption name="username map"/> + or <smbconfoption name="username map script"/> + features of Samba can be relatively expensive. + During login of a user, the mapping is done several times. + In particular, calling the <smbconfoption name="username map script"/> + can slow down logins if external databases have to be queried from + the script being called. + </para> + + <para> + The parameter <smbconfoption name="username map cache time"/> + controls a mapping cache. It specifies the number of seconds a + mapping from the username map file or script is to be efficiently cached. + The default of 0 means no caching is done. + </para> +</description> + +<value type="default">0</value> +<value type="example">60</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/usernamemapscript.xml b/docs-xml/smbdotconf/security/usernamemapscript.xml new file mode 100644 index 0000000..7123c53 --- /dev/null +++ b/docs-xml/smbdotconf/security/usernamemapscript.xml @@ -0,0 +1,19 @@ +<samba:parameter name="username map script" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This script is a mutually exclusive alternative to the + <smbconfoption name="username map"/> parameter. This parameter + specifies an external program or script that must accept a single + command line option (the username transmitted in the authentication + request) and return a line on standard output (the name to which + the account should mapped). In this way, it is possible to store + username map tables in an LDAP directory services. + </para> +</description> + +<value type="default"/> +<value type="example">/etc/samba/scripts/mapusers.sh</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/validusers.xml b/docs-xml/smbdotconf/security/validusers.xml new file mode 100644 index 0000000..0b681a1 --- /dev/null +++ b/docs-xml/smbdotconf/security/validusers.xml @@ -0,0 +1,38 @@ +<samba:parameter name="valid users" + context="S" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is a list of users that should be allowed to login to this service. Names starting with + '@', '+' and '&' are interpreted using the same rules as described in the + <parameter moreinfo="none">invalid users</parameter> parameter. + </para> + + <para> + If this is empty (the default) then any user can login. If a username is in both this list + and the <parameter moreinfo="none">invalid users</parameter> list then access is denied + for that user. + </para> + + <para> + The current servicename is substituted for <parameter moreinfo="none">%S</parameter>. + This is useful in the [homes] section. + </para> + + <para><emphasis>Note: </emphasis>When used in the [global] section this + parameter may have unwanted side effects. For example: If samba is configured as a MASTER BROWSER (see + <parameter moreinfo="none">local master</parameter>, + <parameter moreinfo="none">os level</parameter>, + <parameter moreinfo="none">domain master</parameter>, + <parameter moreinfo="none">preferred master</parameter>) this option + will prevent workstations from being able to browse the network. + </para> + +</description> + +<related>invalid users</related> + +<value type="default"><comment>No valid users list (anyone can login) </comment></value> +<value type="example">greg, @pcusers</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/writeable.xml b/docs-xml/smbdotconf/security/writeable.xml new file mode 100644 index 0000000..5433849 --- /dev/null +++ b/docs-xml/smbdotconf/security/writeable.xml @@ -0,0 +1,14 @@ +<samba:parameter name="writeable" + context="S" + type="boolean-rev" + function="read_only" + synonym="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>writable</synonym> +<synonym>write ok</synonym> +<description> + <para>Inverted synonym for <smbconfoption name="read only"/>.</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/security/writelist.xml b/docs-xml/smbdotconf/security/writelist.xml new file mode 100644 index 0000000..a9b9e8b --- /dev/null +++ b/docs-xml/smbdotconf/security/writelist.xml @@ -0,0 +1,24 @@ +<samba:parameter name="write list" + context="S" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This is a list of users that are given read-write access to a service. If the + connecting user is in this list then they will be given write access, no matter + what the <smbconfoption name="read only"/> option is set to. The list can + include group names using the @group syntax. + </para> + + <para> + Note that if a user is in both the read list and the write list then they will be + given write access. + </para> + +</description> + +<related>read list</related> + +<value type="default"></value> +<value type="example">admin, root, @staff</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/aiomaxthreads.xml b/docs-xml/smbdotconf/tuning/aiomaxthreads.xml new file mode 100644 index 0000000..3afe989 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/aiomaxthreads.xml @@ -0,0 +1,19 @@ +<samba:parameter name="aio max threads" + type="integer" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The integer parameter specifies the maximum number of + threads each smbd process will create when doing parallel asynchronous IO + calls. If the number of outstanding calls is greater than this + number the requests will not be refused but go onto a queue + and will be scheduled in turn as outstanding requests complete. + </para> + + <related>aio read size</related> + <related>aio write size</related> +</description> + +<value type="default">100</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/aioreadsize.xml b/docs-xml/smbdotconf/tuning/aioreadsize.xml new file mode 100644 index 0000000..5218f34 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/aioreadsize.xml @@ -0,0 +1,18 @@ +<samba:parameter name="aio read size" + context="S" + type="bytes" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If this integer parameter is set to a non-zero value, + Samba will read from files asynchronously when the request size is bigger + than this value. Note that it happens only for non-chained and non-chaining + reads.</para> + <para>The only reasonable values for this parameter are 0 (no async I/O) and + 1 (always do async I/O).</para> + <related>aio write size</related> +</description> + +<value type="default">1</value> +<value type="example">0<comment>Always do reads synchronously + </comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/aiowritebehind.xml b/docs-xml/smbdotconf/tuning/aiowritebehind.xml new file mode 100644 index 0000000..d60af71 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/aiowritebehind.xml @@ -0,0 +1,24 @@ +<samba:parameter name="aio write behind" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If Samba has been built with asynchronous I/O support, + Samba will not wait until write requests are finished before returning + the result to the client for files listed in this parameter. + Instead, Samba will immediately return that the write + request has been finished successfully, no matter if the + operation will succeed or not. This might speed up clients without + aio support, but is really dangerous, because data could be lost + and files could be damaged. + </para> + <para> + The syntax is identical to the <smbconfoption name="veto files"/> + parameter. + </para> +</description> + +<value type="default"/> +<value type="example">/*.tmp/</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/aiowritesize.xml b/docs-xml/smbdotconf/tuning/aiowritesize.xml new file mode 100644 index 0000000..029e1d1 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/aiowritesize.xml @@ -0,0 +1,23 @@ +<samba:parameter name="aio write size" + context="S" + type="bytes" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If this integer parameter is set to a non-zero value, + Samba will write to files asynchronously when the request size is bigger + than this value. Note that it happens only for non-chained and non-chaining + writes.</para> + <para>The only reasonable values for this parameter are 0 (no async I/O) and + 1 (always do async I/O).</para> + <para>Compared to <smbconfoption name="aio read size"/> this parameter has + a smaller effect, most writes should end up in the + file system cache. Writes that require space allocation might + benefit most from going asynchronous.</para> + + <related>aio read size</related> +</description> + +<value type="default">1</value> +<value type="example">0<comment>Always do writes synchronously + </comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/allocationroundupsize.xml b/docs-xml/smbdotconf/tuning/allocationroundupsize.xml new file mode 100644 index 0000000..08aa621 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/allocationroundupsize.xml @@ -0,0 +1,28 @@ +<samba:parameter name="allocation roundup size" + context="S" + type="bytes" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter allows an administrator to tune the + allocation size reported to Windows clients. This is only + useful for old SMB1 clients because modern SMB dialects + eliminated that bottleneck and have better performance by + default. Using this parameter may cause + difficulties for some applications, e.g. MS Visual Studio. + If the MS Visual Studio compiler starts to crash with an + internal error, set this parameter to zero for this share. + Settings this parameter to a large value can also cause + small files to allocate more space on the disk than + needed. + </para> + <para>This parameter is deprecated and will be removed in + one of the next Samba releases. + </para> + + <para>The integer parameter specifies the roundup size in bytes.</para> +</description> + +<value type="default">0</value> +<value type="example">1048576<comment>(to set it to the former default of 1 MiB)</comment></value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/asyncdnstimeout.xml b/docs-xml/smbdotconf/tuning/asyncdnstimeout.xml new file mode 100644 index 0000000..522ef20 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/asyncdnstimeout.xml @@ -0,0 +1,20 @@ +<samba:parameter name="async dns timeout" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The number of seconds the asynchronous DNS + resolver code in Samba will wait for responses. + Some of the Samba client library code uses internal + asynchronous DNS resolution for A and AAAA records + when trying to find Active Directory Domain controllers. + This value prevents this name resolution code from + waiting for DNS server timeouts. + </para> + <para>The minimum value of this parameter is clamped + at 1 second.</para> +</description> + +<value type="default">10</value> +<value type="example">20</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/blocksize.xml b/docs-xml/smbdotconf/tuning/blocksize.xml new file mode 100644 index 0000000..8d0dd8c --- /dev/null +++ b/docs-xml/smbdotconf/tuning/blocksize.xml @@ -0,0 +1,27 @@ +<samba:parameter name="block size" + type="bytes" + context="S" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter controls the behavior of <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> when reporting disk free + sizes. By default, this reports a disk block size of 1024 bytes. + </para> + + <para>Changing this parameter may have some effect on the + efficiency of client writes, this is not yet confirmed. This + parameter was added to allow advanced administrators to change + it (usually to a higher value) and test the effect it has on + client write performance without re-compiling the code. As this + is an experimental option it may be removed in a future release. + </para> + + <para>Changing this option does not change the disk free reporting + size, just the block size unit reported to the client. + </para> +</description> + +<value type="default">1024</value> +<value type="example">4096</value> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/checkparentdirectorydeleteonclose.xml b/docs-xml/smbdotconf/tuning/checkparentdirectorydeleteonclose.xml new file mode 100644 index 0000000..1de0609 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/checkparentdirectorydeleteonclose.xml @@ -0,0 +1,13 @@ +<samba:parameter name="check parent directory delete on close" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>A Windows SMB server prevents the client from creating files in a + directory that has the delete-on-close flag set. By default Samba doesn't + perform this check as this check is a quite expensive operation in Samba. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/deadtime.xml b/docs-xml/smbdotconf/tuning/deadtime.xml new file mode 100644 index 0000000..77e0e5f --- /dev/null +++ b/docs-xml/smbdotconf/tuning/deadtime.xml @@ -0,0 +1,27 @@ +<samba:parameter name="deadtime" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The value of the parameter (a decimal integer) + represents the number of minutes of inactivity before a connection + is considered dead, and it is disconnected. The deadtime only takes + effect if the number of open files is zero.</para> + + <para>This is useful to stop a server's resources being + exhausted by a large number of inactive connections.</para> + + <para>Most clients have an auto-reconnect feature when a + connection is broken so in most cases this parameter should be + transparent to users.</para> + + <para>Using this parameter with a timeout of a few minutes + is recommended for most systems.</para> + + <para>A deadtime of zero indicates that no auto-disconnection + should be performed.</para> +</description> + +<value type="default">10080</value> +<value type="example">15</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/getwdcache.xml b/docs-xml/smbdotconf/tuning/getwdcache.xml new file mode 100644 index 0000000..ec4d9ed --- /dev/null +++ b/docs-xml/smbdotconf/tuning/getwdcache.xml @@ -0,0 +1,13 @@ +<samba:parameter name="getwd cache" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a tuning option. When this is enabled a + caching algorithm will be used to reduce the time taken for getwd() + calls. This can have a significant impact on performance, especially + when the <smbconfoption name="wide links"/> parameter is set to <constant>no</constant>.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/hostnamelookups.xml b/docs-xml/smbdotconf/tuning/hostnamelookups.xml new file mode 100644 index 0000000..03678e9 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/hostnamelookups.xml @@ -0,0 +1,15 @@ +<samba:parameter name="hostname lookups" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies whether samba should use (expensive) + hostname lookups or use the ip addresses instead. An example place + where hostname lookups are currently used is when checking + the <command moreinfo="none">hosts deny</command> and <command moreinfo="none">hosts allow</command>. + </para> +</description> + +<value type="default">no</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/keepalive.xml b/docs-xml/smbdotconf/tuning/keepalive.xml new file mode 100644 index 0000000..7fbe8cc --- /dev/null +++ b/docs-xml/smbdotconf/tuning/keepalive.xml @@ -0,0 +1,22 @@ +<samba:parameter name="keepalive" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The value of the parameter (an integer) represents + the number of seconds between <parameter moreinfo="none">keepalive</parameter> + packets. If this parameter is zero, no keepalive packets will be + sent. Keepalive packets, if sent, allow the server to tell whether + a client is still present and responding.</para> + + <para>Keepalives should, in general, not be needed if the socket + has the SO_KEEPALIVE attribute set on it by default. (see <smbconfoption name="socket options"/>). +Basically you should only use this option if you strike difficulties.</para> + + <para>Please note this option only applies to SMB1 client connections, and + has no effect on SMB2 clients.</para> +</description> + +<value type="default">300</value> +<value type="example">600</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/maxconnections.xml b/docs-xml/smbdotconf/tuning/maxconnections.xml new file mode 100644 index 0000000..1e3043b --- /dev/null +++ b/docs-xml/smbdotconf/tuning/maxconnections.xml @@ -0,0 +1,17 @@ +<samba:parameter name="max connections" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option allows the number of simultaneous connections to a service to be limited. + If <parameter moreinfo="none">max connections</parameter> is greater than 0 then connections + will be refused if this number of connections to the service are already open. A value + of zero mean an unlimited number of connections may be made.</para> + + <para>Record lock files are used to implement this feature. The lock files will be stored in + the directory specified by the <smbconfoption name="lock directory"/> option.</para> +</description> + +<value type="default">0</value> +<value type="example">10</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/maxdisksize.xml b/docs-xml/smbdotconf/tuning/maxdisksize.xml new file mode 100644 index 0000000..0361358 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/maxdisksize.xml @@ -0,0 +1,27 @@ +<samba:parameter name="max disk size" + context="G" + type="bytes" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option allows you to put an upper limit + on the apparent size of disks. If you set this option to 100 + then all shares will appear to be not larger than 100 MB in + size.</para> + + <para>Note that this option does not limit the amount of + data you can put on the disk. In the above case you could still + store much more than 100 MB on the disk, but if a client ever asks + for the amount of free disk space or the total disk size then the + result will be bounded by the amount specified in <parameter moreinfo="none">max + disk size</parameter>.</para> + + <para>This option is primarily useful to work around bugs + in some pieces of software that can't handle very large disks, + particularly disks over 1GB in size.</para> + + <para>A <parameter moreinfo="none">max disk size</parameter> of 0 means no limit.</para> +</description> + +<value type="default">0</value> +<value type="example">1000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/maxopenfiles.xml b/docs-xml/smbdotconf/tuning/maxopenfiles.xml new file mode 100644 index 0000000..f873ef7 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/maxopenfiles.xml @@ -0,0 +1,22 @@ +<samba:parameter name="max open files" + type="integer" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter limits the maximum number of + open files that one <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> file + serving process may have open for a client at any one time. + This parameter can be set very high (16384) as Samba uses + only one bit per unopened file. Setting this parameter lower than + 16384 will cause Samba to complain and set this value back to + the minimum of 16384, as Windows 7 depends on this number of + open file handles being available.</para> + + <para>The limit of the number of open files is usually set + by the UNIX per-process file descriptor limit rather than + this parameter so you should never need to touch this parameter.</para> +</description> + +<value type="default">16384</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/maxsmbdprocesses.xml b/docs-xml/smbdotconf/tuning/maxsmbdprocesses.xml new file mode 100644 index 0000000..f5b1e42 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/maxsmbdprocesses.xml @@ -0,0 +1,24 @@ +<samba:parameter name="max smbd processes" + type="integer" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter limits the maximum number of <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> processes concurrently running on a system and is intended + as a stopgap to prevent degrading service to clients in the event that the server has insufficient + resources to handle more than this number of connections. Remember that under normal operating + conditions, each user will have an <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> associated with him or her to handle connections to all + shares from a given host.</para> + + <para>For a Samba ADDC running the standard process model this option + limits the number of processes forked to handle requests. + Currently new processes are only forked for ldap and netlogon + requests. + </para> + +</description> + +<value type="default">0</value> +<value type="example">1000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/minprintspace.xml b/docs-xml/smbdotconf/tuning/minprintspace.xml new file mode 100644 index 0000000..b5bba27 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/minprintspace.xml @@ -0,0 +1,15 @@ +<samba:parameter name="min print space" + context="S" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This sets the minimum amount of free disk + space that must be available before a user will be able to spool + a print job. It is specified in kilobytes. The default is 0, which + means a user can always spool a print job.</para> +</description> + +<related>printing</related> +<value type="default">0</value> +<value type="example">2000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/namecachetimeout.xml b/docs-xml/smbdotconf/tuning/namecachetimeout.xml new file mode 100644 index 0000000..4d29194 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/namecachetimeout.xml @@ -0,0 +1,14 @@ +<samba:parameter name="name cache timeout" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies the number of seconds it takes before + entries in samba's hostname resolve cache time out. If + the timeout is set to 0. the caching is disabled. +</para> +</description> + +<value type="default">660</value> +<value type="example">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/socketoptions.xml b/docs-xml/smbdotconf/tuning/socketoptions.xml new file mode 100644 index 0000000..d2be514 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/socketoptions.xml @@ -0,0 +1,104 @@ +<samba:parameter name="socket options" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + <warning> + <para>Modern server operating systems are tuned for high + network performance in the majority of situations; when you set socket + options you are overriding those settings. Linux in particular has an + auto-tuning mechanism for buffer sizes that will be disabled if you + specify a socket buffer size. This can potentially cripple your + TCP/IP stack.</para> + + <para> Getting the socket options correct can make a big difference to + your performance, but getting them wrong can degrade it by just as + much. As with any other low level setting, if you must make changes + to it, make small changes and <emphasis>test</emphasis> the effect + before making any large changes.</para> + </warning> + </para> + + <para>This option allows you to set socket options + to be used when talking with the client.</para> + + <para>Socket options are controls on the networking layer + of the operating systems which allow the connection to be + tuned.</para> + + <para>This option will typically be used to tune your Samba server + for optimal performance for your local network. There is no way + that Samba can know what the optimal parameters are for your net, + so you must experiment and choose them yourself. We strongly + suggest you read the appropriate documentation for your operating + system first (perhaps <command moreinfo="none">man + setsockopt</command> will help).</para> + + <para>You may find that on some systems Samba will say + "Unknown socket option" when you supply an option. This means you + either incorrectly typed it or you need to add an include file + to includes.h for your OS. If the latter is the case please + send the patch to <ulink url="mailto:samba-technical@lists.samba.org"> + samba-technical@lists.samba.org</ulink>.</para> + + <para>Any of the supported socket options may be combined + in any way you like, as long as your OS allows it.</para> + + <para>This is the list of socket options currently settable + using this option:</para> + + <itemizedlist> + <listitem><para>SO_KEEPALIVE</para></listitem> + <listitem><para>SO_REUSEADDR</para></listitem> + <listitem><para>SO_BROADCAST</para></listitem> + <listitem><para>TCP_NODELAY</para></listitem> + <listitem><para>TCP_KEEPCNT *</para></listitem> + <listitem><para>TCP_KEEPIDLE *</para></listitem> + <listitem><para>TCP_KEEPINTVL *</para></listitem> + <listitem><para>IPTOS_LOWDELAY</para></listitem> + <listitem><para>IPTOS_THROUGHPUT</para></listitem> + <listitem><para>SO_REUSEPORT</para></listitem> + <listitem><para>SO_SNDBUF *</para></listitem> + <listitem><para>SO_RCVBUF *</para></listitem> + <listitem><para>SO_SNDLOWAT *</para></listitem> + <listitem><para>SO_RCVLOWAT *</para></listitem> + <listitem><para>SO_SNDTIMEO *</para></listitem> + <listitem><para>SO_RCVTIMEO *</para></listitem> + <listitem><para>TCP_FASTACK *</para></listitem> + <listitem><para>TCP_QUICKACK</para></listitem> + <listitem><para>TCP_NODELAYACK</para></listitem> + <listitem><para>TCP_KEEPALIVE_THRESHOLD *</para></listitem> + <listitem><para>TCP_KEEPALIVE_ABORT_THRESHOLD *</para></listitem> + <listitem><para>TCP_DEFER_ACCEPT *</para></listitem> + <listitem><para>TCP_USER_TIMEOUT *</para></listitem> + </itemizedlist> + + <para>Those marked with a <emphasis>'*'</emphasis> take an integer + argument. The others can optionally take a 1 or 0 argument to enable + or disable the option, by default they will be enabled if you + don't specify 1 or 0.</para> + + <para>To specify an argument use the syntax SOME_OPTION = VALUE + for example <command moreinfo="none">SO_SNDBUF = 8192</command>. Note that you must + not have any spaces before or after the = sign.</para> + + <para>If you are on a local network then a sensible option + might be:</para> + + <para><command moreinfo="none">socket options = IPTOS_LOWDELAY</command></para> + + <para>If you have a local network then you could try:</para> + + <para><command moreinfo="none">socket options = IPTOS_LOWDELAY TCP_NODELAY</command></para> + + <para>If you are on a wide area network then perhaps try + setting IPTOS_THROUGHPUT. </para> + + <para>Note that several of the options may cause your Samba + server to fail completely. Use these options with caution!</para> +</description> + +<value type="default">TCP_NODELAY</value> +<value type="example">IPTOS_LOWDELAY</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/strictallocate.xml b/docs-xml/smbdotconf/tuning/strictallocate.xml new file mode 100644 index 0000000..bd867da --- /dev/null +++ b/docs-xml/smbdotconf/tuning/strictallocate.xml @@ -0,0 +1,40 @@ +<samba:parameter name="strict allocate" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a boolean that controls the handling of + disk space allocation in the server. When this is set to <constant>yes</constant> + the server will change from UNIX behaviour of not committing real + disk storage blocks when a file is extended to the Windows behaviour + of actually forcing the disk system to allocate real storage blocks + when a file is created or extended to be a given size. In UNIX + terminology this means that Samba will stop creating sparse files.</para> + + <para>This option is really designed for file systems that support + fast allocation of large numbers of blocks such as extent-based file systems. + On file systems that don't support extents (most notably ext3) this can + make Samba slower. When you work with large files over >100MB on file + systems without extents you may even run into problems with clients + running into timeouts.</para> + + <para>When you have an extent based filesystem it's likely that we can make + use of unwritten extents which allows Samba to allocate even large amounts + of space very fast and you will not see any timeout problems caused by + strict allocate. With strict allocate in use you will also get much better + out of quota messages in case you use quotas. Another advantage of + activating this setting is that it will help to reduce file + fragmentation.</para> + + <para>To give you an idea on which filesystems this setting might currently + be a good option for you: XFS, ext4, btrfs, ocfs2 on Linux and JFS2 on + AIX support unwritten extents. On Filesystems that do not support it, + preallocation is probably an expensive operation where you will see reduced + performance and risk to let clients run into timeouts when creating large + files. Examples are ext3, ZFS, HFS+ and most others, so be aware if you + activate this setting on those filesystems.</para> + +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/strictrename.xml b/docs-xml/smbdotconf/tuning/strictrename.xml new file mode 100644 index 0000000..91572f2 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/strictrename.xml @@ -0,0 +1,34 @@ +<samba:parameter name="strict rename" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>By default a Windows SMB server prevents directory + renames when there are open file or directory handles below + it in the filesystem hierarchy. Historically Samba has always + allowed this as POSIX filesystem semantics require it.</para> + + <para>This boolean parameter allows Samba to match the Windows + behavior. Setting this to "yes" is a very expensive change, + as it forces Samba to travers the entire open file handle + database on every directory rename request. In a clustered + Samba system the cost is even greater than the non-clustered + case.</para> + + <para>When set to "no" smbd only checks the local process + the client is attached to for open files below a directory + being renamed, instead of checking for open files across all + smbd processes.</para> + + <para>Because of the expense in fully searching the database, + the default is "no", and it is recommended to be left that way + unless a specific Windows application requires it to be changed.</para> + + <para>If the client has requested UNIX extensions (POSIX + pathnames) then renames are always allowed and this parameter + has no effect.</para> + +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/strictsync.xml b/docs-xml/smbdotconf/tuning/strictsync.xml new file mode 100644 index 0000000..f2e3788 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/strictsync.xml @@ -0,0 +1,40 @@ +<samba:parameter name="strict sync" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This parameter controls whether Samba honors a request + from an SMB client to ensure any outstanding operating system + buffer contents held in memory are safely written onto stable + storage on disk. If set to <constant>yes</constant>, which is + the default, then Windows applications can force the smbd server + to synchronize unwritten data onto the disk. If set to + <constant>no</constant> then smbd will ignore client + requests to synchronize unwritten data onto stable storage on + disk.</para> + + <para>In Samba 4.7.0, the default for this parameter changed from + <constant>no</constant> to <constant>yes</constant> to better + match the expectations of SMB2/3 clients and improve application + safety when running against smbd.</para> + + <para>The flush request from SMB2/3 clients is handled + asynchronously inside smbd, so leaving the parameter as the default + value of <constant>yes</constant> does not block the processing of + other requests to the smbd process.</para> + + <para>Legacy Windows applications (such as the Windows 98 explorer + shell) seemed to confuse writing buffer contents to the operating + system with synchronously writing outstanding data onto stable storage + on disk. Changing this parameter to <constant>no</constant> means that + <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will ignore the Windows + applications request to synchronize unwritten data onto disk. Only + consider changing this if smbd is serving obsolete SMB1 Windows clients + prior to Windows XP (Windows 98 and below). There should be no need to + change this setting for normal operations.</para> +</description> + +<related>sync always</related> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/syncalways.xml b/docs-xml/smbdotconf/tuning/syncalways.xml new file mode 100644 index 0000000..9a095d5 --- /dev/null +++ b/docs-xml/smbdotconf/tuning/syncalways.xml @@ -0,0 +1,21 @@ +<samba:parameter name="sync always" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a boolean parameter that controls + whether writes will always be written to stable storage before + the write call returns. If this is <constant>no</constant> then the server will be + guided by the client's request in each write call (clients can + set a bit indicating that a particular write should be synchronous). + If this is <constant>yes</constant> then every write will be followed by a <command moreinfo="none">fsync() + </command> call to ensure the data is written to disk. Note that + the <parameter moreinfo="none">strict sync</parameter> parameter must be set to + <constant>yes</constant> in order for this parameter to have + any effect.</para> +</description> + +<related>strict sync</related> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/usemmap.xml b/docs-xml/smbdotconf/tuning/usemmap.xml new file mode 100644 index 0000000..cbc18be --- /dev/null +++ b/docs-xml/smbdotconf/tuning/usemmap.xml @@ -0,0 +1,17 @@ +<samba:parameter name="use mmap" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This global parameter determines if the tdb internals of Samba can + depend on mmap working correctly on the running system. Samba requires a coherent + mmap/read-write system memory cache. Currently only OpenBSD and HPUX do not have such a + coherent cache, and on those platforms this parameter is overridden internally + to be effectively <constant>no</constant>. On all systems this parameter should be left alone. This + parameter is provided to help the Samba developers track down problems with + the tdb internal code. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/tuning/usesendfile.xml b/docs-xml/smbdotconf/tuning/usesendfile.xml new file mode 100644 index 0000000..46255cd --- /dev/null +++ b/docs-xml/smbdotconf/tuning/usesendfile.xml @@ -0,0 +1,18 @@ +<samba:parameter name="use sendfile" + context="S" + type="boolean" + function="_use_sendfile" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If this parameter is <constant>yes</constant>, and the <constant>sendfile()</constant> + system call is supported by the underlying operating system, then some SMB read calls + (mainly ReadAndX and ReadRaw) will use the more efficient sendfile system call for files that + are exclusively oplocked. This may make more efficient use of the system CPU's + and cause Samba to be faster. Samba automatically turns this off for clients + that use protocol levels lower than NT LM 0.12 and when it detects a client is + Windows 9x (using sendfile from Linux will cause these clients to fail). + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/vfs/getquotacommand.xml b/docs-xml/smbdotconf/vfs/getquotacommand.xml new file mode 100644 index 0000000..9422b7e --- /dev/null +++ b/docs-xml/smbdotconf/vfs/getquotacommand.xml @@ -0,0 +1,58 @@ +<samba:parameter name="get quota command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The <command>get quota command</command> should only be used + whenever there is no operating system API available from the OS that + samba can use.</para> + + <para>This option is only available Samba was compiled with + quotas support.</para> + + <para>This parameter should specify the path to a script that + queries the quota information for the specified + user/group for the partition that + the specified directory is on.</para> + + <para>Such a script is being given 3 arguments:</para> + + <itemizedlist> + <listitem><para>directory</para></listitem> + <listitem><para>type of query</para></listitem> + <listitem><para>uid of user or gid of group</para></listitem> + </itemizedlist> + + <para>The directory is actually mostly just "." - It needs to be + treated relatively to the current working directory that the script can + also query.</para> + + <para>The type of query can be one of:</para> + + <itemizedlist> + <listitem><para>1 - user quotas</para></listitem> + <listitem><para>2 - user default quotas (uid = -1)</para></listitem> + <listitem><para>3 - group quotas</para></listitem> + <listitem><para>4 - group default quotas (gid = -1)</para></listitem> + </itemizedlist> + + <para>This script should print one line as output with spaces between the columns. The printed columns should be: + </para> + + <itemizedlist> + <listitem><para>1 - quota flags (0 = no quotas, 1 = quotas enabled, 2 = quotas enabled and enforced)</para></listitem> + <listitem><para>2 - number of currently used blocks</para></listitem> + <listitem><para>3 - the softlimit number of blocks</para></listitem> + <listitem><para>4 - the hardlimit number of blocks</para></listitem> + <listitem><para>5 - currently used number of inodes</para></listitem> + <listitem><para>6 - the softlimit number of inodes</para></listitem> + <listitem><para>7 - the hardlimit number of inodes</para></listitem> + <listitem><para>8 (optional) - the number of bytes in a block(default is 1024)</para></listitem> + </itemizedlist> +</description> + +<related>set quote command</related> +<value type="default"></value> +<value type="example">/usr/local/sbin/query_quota</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/vfs/hostmsdfs.xml b/docs-xml/smbdotconf/vfs/hostmsdfs.xml new file mode 100644 index 0000000..e61b0f6 --- /dev/null +++ b/docs-xml/smbdotconf/vfs/hostmsdfs.xml @@ -0,0 +1,18 @@ +<samba:parameter name="host msdfs" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para> + If set to <constant>yes</constant>, Samba will act as a Dfs server, and allow Dfs-aware clients to browse + Dfs trees hosted on the server. + </para> + + <para> + See also the <smbconfoption name="msdfs root"/> share level parameter. For more information on + setting up a Dfs tree on Samba, refer to the MSFDS chapter in the book Samba3-HOWTO. + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/vfs/msdfsproxy.xml b/docs-xml/smbdotconf/vfs/msdfsproxy.xml new file mode 100644 index 0000000..55a410f --- /dev/null +++ b/docs-xml/smbdotconf/vfs/msdfsproxy.xml @@ -0,0 +1,19 @@ +<samba:parameter name="msdfs proxy" + context="S" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter indicates that the share is a + stand-in for another CIFS share whose location is specified by + the value of the parameter. When clients attempt to connect to + this share, they are redirected to one or multiple, comma separated + proxied shares using the SMB-Dfs protocol.</para> + + <para>Only Dfs roots can act as proxy shares. Take a look at the + <smbconfoption name="msdfs root"/> and <smbconfoption name="host msdfs"/> + options to find out how to set up a Dfs root share.</para> +</description> + +<value type="example">\otherserver\someshare,\otherserver2\someshare</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/vfs/msdfsroot.xml b/docs-xml/smbdotconf/vfs/msdfsroot.xml new file mode 100644 index 0000000..d858599 --- /dev/null +++ b/docs-xml/smbdotconf/vfs/msdfsroot.xml @@ -0,0 +1,18 @@ +<samba:parameter name="msdfs root" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If set to <constant>yes</constant>, Samba treats the + share as a Dfs root and allows clients to browse the + distributed file system tree rooted at the share directory. + Dfs links are specified in the share directory by symbolic + links of the form <filename>msdfs:serverA\\shareA,serverB\\shareB</filename> + and so on. For more information on setting up a Dfs tree on + Samba, refer to the MSDFS chapter in the Samba3-HOWTO book.</para> +</description> + +<related>host msdfs</related> +<value type="default">no</value> +<para>See also <smbconfoption name="host msdfs"/></para> +</samba:parameter> diff --git a/docs-xml/smbdotconf/vfs/msdfsshufflereferrals.xml b/docs-xml/smbdotconf/vfs/msdfsshufflereferrals.xml new file mode 100644 index 0000000..3461f3a --- /dev/null +++ b/docs-xml/smbdotconf/vfs/msdfsshufflereferrals.xml @@ -0,0 +1,16 @@ +<samba:parameter name="msdfs shuffle referrals" + context="S" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If set to <constant>yes</constant>, Samba will shuffle + Dfs referrals for a given Dfs link if multiple are available, + allowing for load balancing across clients. For more information + on setting up a Dfs tree on Samba, refer to the MSDFS chapter in + the Samba3-HOWTO book.</para> +</description> + +<related>host msdfs</related> +<related>msdfs root</related> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/vfs/ntvfshandler.xml b/docs-xml/smbdotconf/vfs/ntvfshandler.xml new file mode 100644 index 0000000..c5fcf8c --- /dev/null +++ b/docs-xml/smbdotconf/vfs/ntvfshandler.xml @@ -0,0 +1,27 @@ +<samba:parameter name="ntvfs handler" + context="S" + type="list" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This specifies the NTVFS handlers for this share.</para> + + <itemizedlist> + <listitem><para>unixuid: Sets up user credentials based on POSIX gid/uid.</para></listitem> + <listitem><para>cifs: Proxies a remote CIFS FS. Mainly useful for testing.</para></listitem> + <listitem><para>nbench: Filter module that saves data useful to the nbench benchmark suite.</para></listitem> + <listitem><para>ipc: Allows using SMB for inter process communication. Only used for the IPC$ share.</para></listitem> + <listitem><para>posix: Maps POSIX FS semantics to NT semantics</para></listitem> + <listitem><para>print: Allows printing over SMB. This is + LANMAN-style printing, not the be confused with the spoolss + DCE/RPC interface used by later versions of + Windows.</para></listitem> + </itemizedlist> + + <para>Note that this option is only used when the NTVFS file server + is in use. It is not used with the (default) + s3fs file server. + </para> +</description> + +<value type="default">unixuid, default</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/vfs/setquotacommand.xml b/docs-xml/smbdotconf/vfs/setquotacommand.xml new file mode 100644 index 0000000..6ae6ef1 --- /dev/null +++ b/docs-xml/smbdotconf/vfs/setquotacommand.xml @@ -0,0 +1,46 @@ +<samba:parameter name="set quota command" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>The <command>set quota command</command> should only be used + whenever there is no operating system API available from the OS that + samba can use.</para> + + <para>This option is only available if Samba was compiled with + quota support.</para> + + <para>This parameter should specify the path to a script that + can set quota for the specified arguments.</para> + + <para>The specified script should take the following arguments:</para> + + <itemizedlist> + <listitem><para>1 - path to where the quota needs to be set. + This needs to be interpreted relative to the current working + directory that the script may also check for.</para></listitem> + <listitem><para>2 - quota type + <itemizedlist> + <listitem><para>1 - user quotas</para></listitem> + <listitem><para>2 - user default quotas (uid = -1)</para></listitem> + <listitem><para>3 - group quotas</para></listitem> + <listitem><para>4 - group default quotas (gid = -1)</para></listitem> + </itemizedlist></para></listitem> + <listitem><para>3 - id (uid for user, gid for group, -1 if N/A)</para></listitem> + <listitem><para>4 - quota state (0 = disable, 1 = enable, 2 = enable and enforce)</para></listitem> + <listitem><para>5 - block softlimit</para></listitem> + <listitem><para>6 - block hardlimit</para></listitem> + <listitem><para>7 - inode softlimit</para></listitem> + <listitem><para>8 - inode hardlimit</para></listitem> + <listitem><para>9(optional) - block size, defaults to 1024</para></listitem> + </itemizedlist> + + <para>The script should output at least one line of data on success. And nothing on failure.</para> +</description> + +<related>get quota command</related> + +<value type="default"></value> +<value type="example">/usr/local/sbin/set_quota</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/vfs/vfsobjects.xml b/docs-xml/smbdotconf/vfs/vfsobjects.xml new file mode 100644 index 0000000..f8f33b5 --- /dev/null +++ b/docs-xml/smbdotconf/vfs/vfsobjects.xml @@ -0,0 +1,16 @@ +<samba:parameter name="vfs objects" + type="cmdlist" + context="S" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>vfs object</synonym> +<description> + <para>This parameter specifies the backend names which + are used for Samba VFS I/O operations. By default, normal + disk I/O operations are used but these can be overloaded + with one or more VFS objects. Be aware that the definition of this + parameter will overwrite a possible previous definition of the + vfs objects parameter.</para> </description> + +<value type="default"/> +<value type="example">extd_audit recycle</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/applygrouppolicies.xml b/docs-xml/smbdotconf/winbind/applygrouppolicies.xml new file mode 100644 index 0000000..67baa0d --- /dev/null +++ b/docs-xml/smbdotconf/winbind/applygrouppolicies.xml @@ -0,0 +1,19 @@ +<samba:parameter name="apply group policies" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>This option controls whether winbind will execute the gpupdate + command defined in <smbconfoption name="gpo update command"/> on the + Group Policy update interval. The Group Policy update interval is + defined as every 90 minutes, plus a random offset between 0 and 30 + minutes. This applies Group Policy Machine polices to the client or + KDC and machine policies to a server. + </para> + +</description> + +<value type="default">no</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/createkrb5conf.xml b/docs-xml/smbdotconf/winbind/createkrb5conf.xml new file mode 100644 index 0000000..4054034 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/createkrb5conf.xml @@ -0,0 +1,23 @@ +<samba:parameter name="create krb5 conf" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + Setting this parameter to <value type="example">no</value> prevents + winbind from creating custom krb5.conf files. Winbind normally does + this because the krb5 libraries are not AD-site-aware and thus would + pick any domain controller out of potentially very many. Winbind + is site-aware and makes the krb5 libraries use a local DC by + creating its own krb5.conf files. + </para> + <para> + Preventing winbind from doing this might become necessary if you + have to add special options into your system-krb5.conf that winbind + does not see. + </para> + +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/idmapbackend.xml b/docs-xml/smbdotconf/winbind/idmapbackend.xml new file mode 100644 index 0000000..864a975 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/idmapbackend.xml @@ -0,0 +1,22 @@ +<samba:parameter name="idmap backend" + context="G" + type="string" + generated_function="0" + handler="handle_idmap_backend" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + The idmap backend provides a plugin interface for Winbind to use + varying backends to store SID/uid/gid mapping tables. + </para> + + <para> + This option specifies the default backend that is used when no special + configuration set, but it is now deprecated in favour of the new + spelling <smbconfoption name="idmap config * : backend"/>. + </para> +</description> + +<value type="default">tdb</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/idmapcachetime.xml b/docs-xml/smbdotconf/winbind/idmapcachetime.xml new file mode 100644 index 0000000..87c6c56 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/idmapcachetime.xml @@ -0,0 +1,13 @@ +<samba:parameter name="idmap cache time" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the number of seconds that Winbind's + idmap interface will cache positive SID/uid/gid query results. By + default, Samba will cache these results for one week. + </para> +</description> + +<value type="default">604800</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/idmapconfig.xml b/docs-xml/smbdotconf/winbind/idmapconfig.xml new file mode 100644 index 0000000..f70f11d --- /dev/null +++ b/docs-xml/smbdotconf/winbind/idmapconfig.xml @@ -0,0 +1,122 @@ +<samba:parameter name="idmap config DOMAIN : OPTION" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + ID mapping in Samba is the mapping between Windows SIDs and Unix user + and group IDs. This is performed by Winbindd with a configurable plugin + interface. Samba's ID mapping is configured by options starting with the + <smbconfoption name="idmap config"/> prefix. + An idmap option consists of the <smbconfoption name="idmap config"/> + prefix, followed by a domain name or the asterisk character (*), + a colon, and the name of an idmap setting for the chosen domain. + </para> + + <para> + The idmap configuration is hence divided into groups, one group + for each domain to be configured, and one group with the + asterisk instead of a proper domain name, which specifies the + default configuration that is used to catch all domains that do + not have an explicit idmap configuration of their own. + </para> + + <para> + There are three general options available: + </para> + + <variablelist> + <varlistentry> + <term>backend = backend_name</term> + <listitem><para> + This specifies the name of the idmap plugin to use as the + SID/uid/gid backend for this domain. The standard backends are + tdb + (<citerefentry><refentrytitle>idmap_tdb</refentrytitle> <manvolnum>8</manvolnum> </citerefentry>), + tdb2 + (<citerefentry><refentrytitle>idmap_tdb2</refentrytitle> <manvolnum>8</manvolnum></citerefentry>), + ldap + (<citerefentry><refentrytitle>idmap_ldap</refentrytitle> <manvolnum>8</manvolnum></citerefentry>), + rid + (<citerefentry><refentrytitle>idmap_rid</refentrytitle> <manvolnum>8</manvolnum></citerefentry>), + hash + (<citerefentry><refentrytitle>idmap_hash</refentrytitle> <manvolnum>8</manvolnum></citerefentry>), + autorid + (<citerefentry><refentrytitle>idmap_autorid</refentrytitle> <manvolnum>8</manvolnum></citerefentry>), + ad + (<citerefentry><refentrytitle>idmap_ad</refentrytitle> <manvolnum>8</manvolnum></citerefentry>) + and nss + (<citerefentry><refentrytitle>idmap_nss</refentrytitle> <manvolnum>8</manvolnum></citerefentry>). + The corresponding manual pages contain the details, but + here is a summary. + </para> + <para> + The first three of these create mappings of their own using + internal unixid counters and store the mappings in a database. + These are suitable for use in the default idmap configuration. + The rid and hash backends use a pure algorithmic calculation + to determine the unixid for a SID. The autorid module is a + mixture of the tdb and rid backend. It creates ranges for + each domain encountered and then uses the rid algorithm for each + of these automatically configured domains individually. + The ad backend uses unix ids stored in Active Directory via + the standard schema extensions. The nss backend reverses + the standard winbindd setup and gets the unix ids via names + from nsswitch which can be useful in an ldap setup. + </para></listitem> + </varlistentry> + + <varlistentry> + <term>range = low - high</term> + <listitem><para> + Defines the available matching uid and gid range for which the + backend is authoritative. For allocating backends, this also + defines the start and the end of the range for allocating + new unique IDs. + </para> + <para> + winbind uses this parameter to find the backend that is + authoritative for a unix ID to SID mapping, so it must be set + for each individually configured domain and for the default + configuration. The configured ranges must be mutually disjoint. + </para> + <para> + Note that the low value interacts with the <smbconfoption name="min domain uid"/> option! + </para></listitem> + </varlistentry> + + <varlistentry> + <term>read only = yes|no</term> + <listitem><para> + This option can be used to turn the writing backends + tdb, tdb2, and ldap into read only mode. This can be useful + e.g. in cases where a pre-filled database exists that should + not be extended automatically. + </para></listitem> + </varlistentry> + </variablelist> + + <para> + The following example illustrates how to configure the <citerefentry> + <refentrytitle>idmap_ad</refentrytitle> <manvolnum>8</manvolnum> + </citerefentry> backend for the CORP domain and the + <citerefentry><refentrytitle>idmap_tdb</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> backend for all other + domains. This configuration assumes that the admin of CORP assigns + unix ids below 1000000 via the SFU extensions, and winbind is supposed + to use the next million entries for its own mappings from trusted + domains and for local groups for example. + </para> + + <programlisting> + idmap config * : backend = tdb + idmap config * : range = 1000000-1999999 + + idmap config CORP : backend = ad + idmap config CORP : range = 1000-999999 + </programlisting> + +</description> +<related>min domain uid</related> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/idmapgid.xml b/docs-xml/smbdotconf/winbind/idmapgid.xml new file mode 100644 index 0000000..1b576b2 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/idmapgid.xml @@ -0,0 +1,21 @@ +<samba:parameter name="idmap gid" + context="G" + type="string" + generated_function="0" + handler="handle_idmap_gid" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>winbind gid</synonym> +<description> + <para> + The idmap gid parameter specifies the range of group ids + for the default idmap configuration. It is now deprecated + in favour of <smbconfoption name="idmap config * : range"/>. + </para> + + <para>See the <smbconfoption name="idmap config"/> option.</para> +</description> + +<value type="default"></value> +<value type="example">10000-20000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/idmapnegativecachetime.xml b/docs-xml/smbdotconf/winbind/idmapnegativecachetime.xml new file mode 100644 index 0000000..32c4e1f --- /dev/null +++ b/docs-xml/smbdotconf/winbind/idmapnegativecachetime.xml @@ -0,0 +1,12 @@ +<samba:parameter name="idmap negative cache time" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the number of seconds that Winbind's + idmap interface will cache negative SID/uid/gid query results. + </para> +</description> + +<value type="default">120</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/idmapuid.xml b/docs-xml/smbdotconf/winbind/idmapuid.xml new file mode 100644 index 0000000..f666f61 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/idmapuid.xml @@ -0,0 +1,21 @@ +<samba:parameter name="idmap uid" + type="string" + context="G" + generated_function="0" + handler="handle_idmap_uid" + deprecated="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<synonym>winbind uid</synonym> +<description> + <para> + The idmap uid parameter specifies the range of user ids for + the default idmap configuration. It is now deprecated in favour + of <smbconfoption name="idmap config * : range"/>. + </para> + + <para>See the <smbconfoption name="idmap config"/> option.</para> +</description> + +<value type="default"></value> +<value type="example">10000-20000</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/includesystemkrb5conf.xml b/docs-xml/smbdotconf/winbind/includesystemkrb5conf.xml new file mode 100644 index 0000000..3e53292 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/includesystemkrb5conf.xml @@ -0,0 +1,15 @@ +<samba:parameter name="include system krb5 conf" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + Setting this parameter to <value type="example">no</value> will prevent + winbind to include the system /etc/krb5.conf file into the krb5.conf file + it creates. See also <smbconfoption name="create krb5 conf"/>. This option + only applies to Samba built with MIT Kerberos. + </para> + +</description> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/netutralizent4emulation.xml b/docs-xml/smbdotconf/winbind/netutralizent4emulation.xml new file mode 100644 index 0000000..247822e --- /dev/null +++ b/docs-xml/smbdotconf/winbind/netutralizent4emulation.xml @@ -0,0 +1,18 @@ +<samba:parameter name="neutralize nt4 emulation" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls whether winbindd sends + the NETLOGON_NEG_NEUTRALIZE_NT4_EMULATION flag in order to bypass + the NT4 emulation of a domain controller.</para> + + <para>Typically you should not need set this. + It can be useful for upgrades from NT4 to AD domains.</para> + + <para>The behavior can be controlled per netbios domain + by using 'neutralize nt4 emulation:NETBIOSDOMAIN = yes' as option.</para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/rejectmd5servers.xml b/docs-xml/smbdotconf/winbind/rejectmd5servers.xml new file mode 100644 index 0000000..3bc4eaf --- /dev/null +++ b/docs-xml/smbdotconf/winbind/rejectmd5servers.xml @@ -0,0 +1,25 @@ +<samba:parameter name="reject md5 servers" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls whether winbindd requires support + for aes support for the netlogon secure channel.</para> + + <para>The following flags will be required NETLOGON_NEG_ARCFOUR, + NETLOGON_NEG_SUPPORTS_AES, NETLOGON_NEG_PASSWORD_SET2 and NETLOGON_NEG_AUTHENTICATED_RPC.</para> + + <para>You can set this to yes if all domain controllers support aes. + This will prevent downgrade attacks.</para> + + <para>The behavior can be controlled per netbios domain + by using 'reject md5 servers:NETBIOSDOMAIN = no' as option.</para> + + <para>The default changed from 'no' to 'yes, with the patches for CVE-2022-38023, + see https://bugzilla.samba.org/show_bug.cgi?id=15240</para> + + <para>This option overrides the <smbconfoption name="require strong key"/> option.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/requirestrongkey.xml b/docs-xml/smbdotconf/winbind/requirestrongkey.xml new file mode 100644 index 0000000..9c1c1d7 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/requirestrongkey.xml @@ -0,0 +1,26 @@ +<samba:parameter name="require strong key" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls whether winbindd requires support + for md5 strong key support for the netlogon secure channel.</para> + + <para>The following flags will be required NETLOGON_NEG_STRONG_KEYS, + NETLOGON_NEG_ARCFOUR and NETLOGON_NEG_AUTHENTICATED_RPC.</para> + + <para>You can set this to no if some domain controllers only support des. + This might allows weak crypto to be negotiated, may via downgrade attacks.</para> + + <para>The behavior can be controlled per netbios domain + by using 'require strong key:NETBIOSDOMAIN = no' as option.</para> + + <para>Note for active directory domain this option is hardcoded to 'yes'</para> + + <para>This option is over-ridden by the <smbconfoption name="reject md5 servers"/> option.</para> + + <para>This option overrides the <smbconfoption name="client schannel"/> option.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/templatehomedir.xml b/docs-xml/smbdotconf/winbind/templatehomedir.xml new file mode 100644 index 0000000..2801edf --- /dev/null +++ b/docs-xml/smbdotconf/winbind/templatehomedir.xml @@ -0,0 +1,17 @@ +<samba:parameter name="template homedir" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>When filling out the user information for a Windows NT + user, the <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> daemon uses this + parameter to fill in the home directory for that user. If the + string <parameter moreinfo="none">%D</parameter> is present it + is substituted with the user's Windows NT domain name. If the + string <parameter moreinfo="none">%U</parameter> is present it + is substituted with the user's Windows NT user name.</para> +</description> + +<value type="default">/home/%D/%U</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/templateshell.xml b/docs-xml/smbdotconf/winbind/templateshell.xml new file mode 100644 index 0000000..891c424 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/templateshell.xml @@ -0,0 +1,13 @@ +<samba:parameter name="template shell" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>When filling out the user information for a Windows NT + user, the <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> daemon uses this + parameter to fill in the login shell for that user.</para> +</description> + +<value type="default">/bin/false</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindcachetime.xml b/docs-xml/smbdotconf/winbind/winbindcachetime.xml new file mode 100644 index 0000000..2f69de3 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindcachetime.xml @@ -0,0 +1,20 @@ +<samba:parameter name="winbind cache time" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the number of + seconds the <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> daemon will cache + user and group information before querying a Windows NT server + again.</para> + + <para> + This does not apply to authentication requests, these are always + evaluated in real time unless the <smbconfoption name="winbind + offline logon"/> option has been enabled. + </para> +</description> + +<value type="default">300</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbinddsocketdirectory.xml b/docs-xml/smbdotconf/winbind/winbinddsocketdirectory.xml new file mode 100644 index 0000000..7827d36 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbinddsocketdirectory.xml @@ -0,0 +1,15 @@ +<samba:parameter name="winbindd socket directory" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This setting controls the location of the winbind daemon's socket.</para> + <para>Except within automated test scripts, this should not be + altered, as the client tools (nss_winbind etc) do not honour + this parameter. Client tools must then be advised of the + altered path with the WINBINDD_SOCKET_DIR environment + variable.</para> +</description> + +<value type="default">&pathconfig.WINBINDD_SOCKET_DIR;</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindenumgroups.xml b/docs-xml/smbdotconf/winbind/winbindenumgroups.xml new file mode 100644 index 0000000..c3339e1 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindenumgroups.xml @@ -0,0 +1,19 @@ +<samba:parameter name="winbind enum groups" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>On large installations using <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> it may be necessary to suppress + the enumeration of groups through the <command moreinfo="none">setgrent()</command>, + <command moreinfo="none">getgrent()</command> and + <command moreinfo="none">endgrent()</command> group of system calls. If + the <parameter moreinfo="none">winbind enum groups</parameter> parameter is + <constant>no</constant>, calls to the <command moreinfo="none">getgrent()</command> system + call will not return any data. </para> + +<warning><para>Turning off group enumeration may cause some programs to behave oddly. </para></warning> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindenumusers.xml b/docs-xml/smbdotconf/winbind/winbindenumusers.xml new file mode 100644 index 0000000..5ce53d6 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindenumusers.xml @@ -0,0 +1,23 @@ +<samba:parameter name="winbind enum users" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>On large installations using <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> it may be + necessary to suppress the enumeration of users through the <command moreinfo="none">setpwent()</command>, + <command moreinfo="none">getpwent()</command> and + <command moreinfo="none">endpwent()</command> group of system calls. If + the <parameter moreinfo="none">winbind enum users</parameter> parameter is + <constant>no</constant>, calls to the <command moreinfo="none">getpwent</command> system call + will not return any data. </para> + +<warning><para>Turning off user + enumeration may cause some programs to behave oddly. For + example, the finger program relies on having access to the + full user list when searching for matching + usernames. </para></warning> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindexpandgroups.xml b/docs-xml/smbdotconf/winbind/winbindexpandgroups.xml new file mode 100644 index 0000000..5a05ecf --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindexpandgroups.xml @@ -0,0 +1,35 @@ +<samba:parameter name="winbind expand groups" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls the maximum depth that winbindd + will traverse when flattening nested group memberships + of Windows domain groups. This is different from the + <smbconfoption name="winbind nested groups"/> option + which implements the Windows NT4 model of local group + nesting. The "winbind expand groups" + parameter specifically applies to the membership of + domain groups.</para> + + <para>This option also affects the return of non nested + group memberships of Windows domain users. With the + new default "winbind expand groups = 0" winbind does + not query group memberships at all.</para> + + <para>Be aware that a high value for this parameter can + result in system slowdown as the main parent winbindd daemon + must perform the group unrolling and will be unable to answer + incoming NSS or authentication requests during this time.</para> + + <para>The default value was changed from 1 to 0 with Samba 4.2. + Some broken applications (including some implementations of + newgrp and sg) calculate the group memberships of + users by traversing groups, such applications will require + "winbind expand groups = 1". But the new default makes winbindd + more reliable as it doesn't require SAMR access to domain + controllers of trusted domains.</para> +</description> + +<value type="default">0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindignoredomains.xml b/docs-xml/smbdotconf/winbind/winbindignoredomains.xml new file mode 100644 index 0000000..af99222 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindignoredomains.xml @@ -0,0 +1,14 @@ +<samba:parameter name="winbind:ignore domains" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Allows one to enter a list of trusted domains winbind should + ignore (untrust). This can avoid the overhead of resources from + attempting to login to DCs that should not be communicated with. + </para> + +</description> +<value type="default"></value> +<value type="example">DOMAIN1, DOMAIN2</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindmaxclients.xml b/docs-xml/smbdotconf/winbind/winbindmaxclients.xml new file mode 100644 index 0000000..847a588 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindmaxclients.xml @@ -0,0 +1,19 @@ +<samba:parameter name="winbind max clients" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the maximum number of clients + the <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> daemon can connect with. + The parameter is not a hard limit. + The <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> daemon configures + itself to be able to accept at least that many connections, + and if the limit is reached, an attempt is made to disconnect + idle clients. + </para> +</description> + +<value type="default">200</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindmaxdomainconnections.xml b/docs-xml/smbdotconf/winbind/winbindmaxdomainconnections.xml new file mode 100644 index 0000000..5cd846e --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindmaxdomainconnections.xml @@ -0,0 +1,25 @@ +<samba:parameter name="winbind max domain connections" + context="G" + type="integer" + function="_winbind_max_domain_connections" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the maximum number of simultaneous + connections that the <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> daemon should open to the + domain controller of one domain. + Setting this parameter to a value greater than 1 can improve + scalability with many simultaneous winbind requests, + some of which might be slow. + Changing this value requires a restart of winbindd. + </para> + <para> + Note that if <smbconfoption name="winbind offline logon"/> is set to + <constant>Yes</constant>, then only one + DC connection is allowed per domain, regardless of this setting. + </para> +</description> + +<value type="default">1</value> +<value type="example">10</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindnestedgroups.xml b/docs-xml/smbdotconf/winbind/winbindnestedgroups.xml new file mode 100644 index 0000000..a4a03eb --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindnestedgroups.xml @@ -0,0 +1,16 @@ +<samba:parameter name="winbind nested groups" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If set to yes, this parameter activates the support for nested + groups. Nested groups are also called local groups or + aliases. They work like their counterparts in Windows: Nested + groups are defined locally on any machine (they are shared + between DC's through their SAM) and can contain users and + global groups from any trusted SAM. To be able to use nested + groups, you need to run nss_winbind.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindnormalizenames.xml b/docs-xml/smbdotconf/winbind/winbindnormalizenames.xml new file mode 100644 index 0000000..362f488 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindnormalizenames.xml @@ -0,0 +1,30 @@ +<samba:parameter name="winbind normalize names" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter controls whether winbindd will replace + whitespace in user and group names with an underscore (_) character. + For example, whether the name "Space Kadet" should be + replaced with the string "space_kadet". + Frequently Unix shell scripts will have difficulty with usernames + contains whitespace due to the default field separator in the shell. + If your domain possesses names containing the underscore character, + this option may cause problems unless the name aliasing feature + is supported by your nss_info plugin. + </para> + + <para>This feature also enables the name aliasing API which can + be used to make domain user and group names to a non-qualified + version. Please refer to the manpage for the configured + idmap and nss_info plugin for the specifics on how to configure + name aliasing for a specific configuration. Name aliasing takes + precedence (and is mutually exclusive) over the whitespace + replacement mechanism discussed previously. + </para> + +</description> + +<value type="default">no</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindnssinfo.xml b/docs-xml/smbdotconf/winbind/winbindnssinfo.xml new file mode 100644 index 0000000..e6d17c2 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindnssinfo.xml @@ -0,0 +1,38 @@ +<samba:parameter name="winbind nss info" + context="G" + type="cmdlist" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>This parameter is designed to control how Winbind retrieves Name + Service Information to construct a user's home directory and login shell. + Currently the following settings are available: + + <itemizedlist> + <listitem> + <para><parameter moreinfo="none">template</parameter> + - The default, using the parameters of <parameter moreinfo="none">template + shell</parameter> and <parameter moreinfo="none">template homedir</parameter>) + </para> + </listitem> + + <listitem> + <para><parameter moreinfo="none"><sfu | sfu20 | rfc2307 ></parameter> + - When Samba is running in security = ads and your Active Directory + Domain Controller does support the Microsoft "Services for Unix" (SFU) + LDAP schema, winbind can retrieve the login shell and the home + directory attributes directly from your Directory Server. For SFU 3.0 or 3.5 simply choose + "sfu", if you use SFU 2.0 please choose "sfu20".</para> + <para>Note that for the idmap backend <refentrytitle>idmap_ad</refentrytitle> + you need to configure those settings in the idmap configuration section. + Make sure to consult the documentation of the idmap backend that you are using. + </para> + </listitem> + </itemizedlist> + +</para> +</description> + +<value type="default">template</value> +<value type="example">sfu</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindofflinelogon.xml b/docs-xml/smbdotconf/winbind/winbindofflinelogon.xml new file mode 100644 index 0000000..9cf1249 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindofflinelogon.xml @@ -0,0 +1,17 @@ +<samba:parameter name="winbind offline logon" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>This parameter is designed to control whether Winbind should + allow one to login with the <parameter moreinfo="none">pam_winbind</parameter> + module using Cached Credentials. If enabled, winbindd will store user credentials + from successful logins encrypted in a local cache. + </para> + +</description> + +<value type="default">no</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindreconnectdelay.xml b/docs-xml/smbdotconf/winbind/winbindreconnectdelay.xml new file mode 100644 index 0000000..f26fd5e --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindreconnectdelay.xml @@ -0,0 +1,14 @@ +<samba:parameter name="winbind reconnect delay" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the number of + seconds the <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> daemon will wait between + attempts to contact a Domain controller for a domain that is + determined to be down or not contactable.</para> +</description> + +<value type="default">30</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindrefreshtickets.xml b/docs-xml/smbdotconf/winbind/winbindrefreshtickets.xml new file mode 100644 index 0000000..f6bb738 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindrefreshtickets.xml @@ -0,0 +1,15 @@ +<samba:parameter name="winbind refresh tickets" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para>This parameter is designed to control whether Winbind should refresh Kerberos Tickets + retrieved using the <parameter moreinfo="none">pam_winbind</parameter> module. + +</para> +</description> + +<value type="default">no</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindrequesttimeout.xml b/docs-xml/smbdotconf/winbind/winbindrequesttimeout.xml new file mode 100644 index 0000000..8c7ec56 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindrequesttimeout.xml @@ -0,0 +1,15 @@ +<samba:parameter name="winbind request timeout" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies the number of + seconds the <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> daemon will wait before + disconnecting either a client connection with no outstanding + requests (idle) or a client connection with a request that has + remained outstanding (hung) for longer than this number of seconds.</para> +</description> + +<value type="default">60</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindrpconly.xml b/docs-xml/smbdotconf/winbind/winbindrpconly.xml new file mode 100644 index 0000000..50795ac --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindrpconly.xml @@ -0,0 +1,15 @@ +<samba:parameter name="winbind rpc only" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + + <para> + Setting this parameter to <value type="example">yes</value> forces + winbindd to use RPC instead of LDAP to retrieve information from Domain + Controllers. + </para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindscantrusteddomains.xml b/docs-xml/smbdotconf/winbind/winbindscantrusteddomains.xml new file mode 100644 index 0000000..12e94cb --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindscantrusteddomains.xml @@ -0,0 +1,29 @@ +<samba:parameter name="winbind scan trusted domains" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para> + This option only takes effect when the <smbconfoption name="security"/> option is set to + <constant>domain</constant> or <constant>ads</constant>. + If it is set to yes, winbindd periodically tries to scan for new + trusted domains and adds them to a global list inside of winbindd. + The list can be extracted with <command>wbinfo --trusted-domains --verbose</command>. + Setting it to yes matches the behaviour of Samba 4.7 and older.</para> + + <para>The construction of that global list is not reliable and often + incomplete in complex trust setups. In most situations the list is + not needed any more for winbindd to operate correctly. + E.g. for plain file serving via SMB using a simple idmap setup + with <constant>autorid</constant>, <constant>tdb</constant> or <constant>ad</constant>. + However some more complex setups require the list, e.g. + if you specify idmap backends for specific domains. + Some pam_winbind setups may also require the global list.</para> + + <para>If you have a setup that doesn't require the global list, you should set + <smbconfoption name="winbind scan trusted domains">no</smbconfoption>. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindsealedpipes.xml b/docs-xml/smbdotconf/winbind/winbindsealedpipes.xml new file mode 100644 index 0000000..016ac9b --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindsealedpipes.xml @@ -0,0 +1,15 @@ +<samba:parameter name="winbind sealed pipes" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option controls whether any requests from winbindd to domain controllers + pipe will be sealed. Disabling sealing can be useful for debugging + purposes.</para> + + <para>The behavior can be controlled per netbios domain + by using 'winbind sealed pipes:NETBIOSDOMAIN = no' as option.</para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindseparator.xml b/docs-xml/smbdotconf/winbind/winbindseparator.xml new file mode 100644 index 0000000..eda14f4 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindseparator.xml @@ -0,0 +1,20 @@ +<samba:parameter name="winbind separator" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter allows an admin to define the character + used when listing a username of the form of <replaceable>DOMAIN + </replaceable>\<replaceable>user</replaceable>. This parameter + is only applicable when using the <filename moreinfo="none">pam_winbind.so</filename> + and <filename moreinfo="none">nss_winbind.so</filename> modules for UNIX services. + </para> + + <para>Please note that setting this parameter to + causes problems + with group membership at least on glibc systems, as the character + + is used as a special character for NIS in /etc/group.</para> +</description> + +<value type="default">\</value> +<value type="example">+</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindusedefaultdomain.xml b/docs-xml/smbdotconf/winbind/winbindusedefaultdomain.xml new file mode 100644 index 0000000..186398e --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindusedefaultdomain.xml @@ -0,0 +1,22 @@ +<samba:parameter name="winbind use default domain" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter specifies whether the + <citerefentry><refentrytitle>winbindd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> daemon should operate on users + without domain component in their username. Users without a domain + component are treated as is part of the winbindd server's own + domain. While this does not benefit Windows users, it makes SSH, FTP and + e-mail function in a way much closer to the way they + would in a native unix system.</para> + <para>This option should be avoided if possible. It can cause confusion + about responsibilities for a user or group. In many situations it is + not clear whether winbind or /etc/passwd should be seen as authoritative + for a user, likewise for groups.</para> +</description> + +<value type="default">no</value> +<value type="example">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/winbind/winbindusekrb5enterpriseprincipals.xml b/docs-xml/smbdotconf/winbind/winbindusekrb5enterpriseprincipals.xml new file mode 100644 index 0000000..d30b7f3 --- /dev/null +++ b/docs-xml/smbdotconf/winbind/winbindusekrb5enterpriseprincipals.xml @@ -0,0 +1,34 @@ +<samba:parameter name="winbind use krb5 enterprise principals" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>winbindd is able to get kerberos tickets for + pam_winbind with krb5_auth or wbinfo -K/--krb5auth=. + </para> + + <para>winbindd (at least on a domain member) is never be able + to have a complete picture of the trust topology (which is managed by the DCs). + There might be uPNSuffixes and msDS-SPNSuffixes values, + which don't belong to any AD domain at all. + </para> + + <para>With <smbconfoption name="winbind scan trusted domains">no</smbconfoption> + winbindd doesn't even get a complete picture of the topology. + </para> + + <para>It is not really required to know about the trust topology. + We can just rely on the [K]DCs of our primary domain (e.g. PRIMARY.A.EXAMPLE.COM) + and use enterprise principals e.g. upnfromB@B.EXAMPLE.COM@PRIMARY.A.EXAMPLE.COM + and follow the WRONG_REALM referrals in order to find the correct DC. + The final principal might be userfromB@INTERNALB.EXAMPLE.PRIVATE. + </para> + + <para>With <smbconfoption name="winbind use krb5 enterprise principals">yes</smbconfoption> + winbindd enterprise principals will be used. + </para> +</description> + +<value type="default">yes</value> +<value type="example">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/dnsproxy.xml b/docs-xml/smbdotconf/wins/dnsproxy.xml new file mode 100644 index 0000000..75d4446 --- /dev/null +++ b/docs-xml/smbdotconf/wins/dnsproxy.xml @@ -0,0 +1,24 @@ +<samba:parameter name="dns proxy" + context="G" + type="boolean" + function="wins_dns_proxy" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Specifies that <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> when acting as a WINS server and + finding that a NetBIOS name has not been registered, should treat the + NetBIOS name word-for-word as a DNS name and do a lookup with the DNS server + for that name on behalf of the name-querying client.</para> + + <para>Note that the maximum length for a NetBIOS name is 15 + characters, so the DNS name (or DNS alias) can likewise only be + 15 characters, maximum.</para> + + <para><command moreinfo="none">nmbd</command> spawns a second copy of itself to do the + DNS name lookup requests, as doing a name lookup is a blocking + action.</para> +</description> + +<related>wins support</related> +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/maxwinsttl.xml b/docs-xml/smbdotconf/wins/maxwinsttl.xml new file mode 100644 index 0000000..2427eec --- /dev/null +++ b/docs-xml/smbdotconf/wins/maxwinsttl.xml @@ -0,0 +1,16 @@ +<samba:parameter name="max wins ttl" + type="integer" + context="G" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option tells <citerefentry><refentrytitle>smbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> when acting as a WINS server + (<smbconfoption name="wins support">yes</smbconfoption>) what the maximum + 'time to live' of NetBIOS names that <command moreinfo="none">nmbd</command> + will grant will be (in seconds). You should never need to change this + parameter. The default is 6 days (518400 seconds).</para> +</description> + +<related>min wins ttl</related> +<value type="default">518400</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/minwinsttl.xml b/docs-xml/smbdotconf/wins/minwinsttl.xml new file mode 100644 index 0000000..8991757 --- /dev/null +++ b/docs-xml/smbdotconf/wins/minwinsttl.xml @@ -0,0 +1,15 @@ +<samba:parameter name="min wins ttl" + context="G" + type="integer" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This option tells <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> + when acting as a WINS server (<smbconfoption name="wins support">yes</smbconfoption>) what the minimum 'time to live' + of NetBIOS names that <command moreinfo="none">nmbd</command> will grant will be (in + seconds). You should never need to change this parameter. The default + is 6 hours (21600 seconds).</para> +</description> + +<value type="default">21600</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/nbtd-wins_prepend1bto1cqueries.xml b/docs-xml/smbdotconf/wins/nbtd-wins_prepend1bto1cqueries.xml new file mode 100644 index 0000000..e8d548e --- /dev/null +++ b/docs-xml/smbdotconf/wins/nbtd-wins_prepend1bto1cqueries.xml @@ -0,0 +1,16 @@ +<samba:parameter name="nbtd:wins_prepend1Bto1Cqueries" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Normally queries for 0x1C names (all logon servers for a domain) + will return the first address of the 0x1B names (domain master browser + and PDC) as first address in the result list. As many client only use + the first address in the list by default, all clients will use the same + server (the PDC). Windows servers have an option to disable this + behavior (since Windows 2000 Service Pack 2). + </para> +</description> + +<value type="default">yes</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/nbtd-wins_randomize1clist.xml b/docs-xml/smbdotconf/wins/nbtd-wins_randomize1clist.xml new file mode 100644 index 0000000..2566062 --- /dev/null +++ b/docs-xml/smbdotconf/wins/nbtd-wins_randomize1clist.xml @@ -0,0 +1,19 @@ +<samba:parameter name="nbtd:wins_wins_randomize1Clist" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>Normally queries for 0x1C names will return the addresses in the + same order as they're stored in the database, that means first all + addresses which have been directly registered at the local wins server + and then all addresses registered at other servers. Windows servers + have an option to change this behavior and randomize the returned + addresses. Set this parameter to "yes" and Samba will sort the + address list depending on the client address and the matching bits of + the addresses, the first address is randomized based on depending on + the "nbtd:wins_randomize1Clist_mask" parameter. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/nbtd-wins_randomize1clist_mask.xml b/docs-xml/smbdotconf/wins/nbtd-wins_randomize1clist_mask.xml new file mode 100644 index 0000000..ea3978c --- /dev/null +++ b/docs-xml/smbdotconf/wins/nbtd-wins_randomize1clist_mask.xml @@ -0,0 +1,16 @@ +<samba:parameter name="nbtd:wins_randomize1Clist_mask" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If the "nbtd:wins_randomize1Clist" parameter is set to "yes", + then randomizing of the first returned address is based on the + specified netmask. If there are addresses which are in the same subnet + as the client address, the first returned address is randomly chosen + out them. Otherwise the first returned address is randomly chosen out + of all addresses. + </para> +</description> + +<value type="default">255.255.255.0</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/winsdb-localowner.xml b/docs-xml/smbdotconf/wins/winsdb-localowner.xml new file mode 100644 index 0000000..c5a674f --- /dev/null +++ b/docs-xml/smbdotconf/wins/winsdb-localowner.xml @@ -0,0 +1,12 @@ +<samba:parameter name="winsdb:local_owner" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This specifies the address that is stored in the winsOwner attribute, of + locally registered winsRecord-objects. + The default is to use the ip-address of the first network interface. + </para> +</description> + +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/winsdb-nosync.xml b/docs-xml/smbdotconf/wins/winsdb-nosync.xml new file mode 100644 index 0000000..d66aa09 --- /dev/null +++ b/docs-xml/smbdotconf/wins/winsdb-nosync.xml @@ -0,0 +1,11 @@ +<samba:parameter name="winsdb:dbnosync" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This parameter disables fsync() after changes of the WINS database. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/winshook.xml b/docs-xml/smbdotconf/wins/winshook.xml new file mode 100644 index 0000000..3dcf5d7 --- /dev/null +++ b/docs-xml/smbdotconf/wins/winshook.xml @@ -0,0 +1,58 @@ +<samba:parameter name="wins hook" + context="G" + type="string" + substitution="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>When Samba is running as a WINS server this + allows you to call an external program for all changes to the + WINS database. The primary use for this option is to allow the + dynamic update of external name resolution databases such as + dynamic DNS.</para> + + <para>The wins hook parameter specifies the name of a script + or executable that will be called as follows:</para> + + <para><command moreinfo="none">wins_hook operation name nametype ttl IP_list</command></para> + + <itemizedlist> + <listitem> + <para>The first argument is the operation and is + one of "add", "delete", or + "refresh". In most cases the operation + can be ignored as the rest of the parameters + provide sufficient information. Note that + "refresh" may sometimes be called when + the name has not previously been added, in that + case it should be treated as an add.</para> + </listitem> + + <listitem> + <para>The second argument is the NetBIOS name. If the + name is not a legal name then the wins hook is not called. + Legal names contain only letters, digits, hyphens, underscores + and periods.</para> + </listitem> + + <listitem> + <para>The third argument is the NetBIOS name + type as a 2 digit hexadecimal number. </para> + </listitem> + + <listitem> + <para>The fourth argument is the TTL (time to live) + for the name in seconds.</para> + </listitem> + + <listitem> + <para>The fifth and subsequent arguments are the IP + addresses currently registered for that name. If this list is + empty then the name should be deleted.</para> + </listitem> + </itemizedlist> + + <para>An example script that calls the BIND dynamic DNS update + program <command moreinfo="none">nsupdate</command> is provided in the examples + directory of the Samba source code. </para> +</description> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/winsproxy.xml b/docs-xml/smbdotconf/wins/winsproxy.xml new file mode 100644 index 0000000..d240c21 --- /dev/null +++ b/docs-xml/smbdotconf/wins/winsproxy.xml @@ -0,0 +1,12 @@ +<samba:parameter name="wins proxy" + context="G" + type="boolean" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is a boolean that controls if <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> will respond to broadcast name + queries on behalf of other hosts. You may need to set this + to <constant>yes</constant> for some older clients.</para> +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/winsserver.xml b/docs-xml/smbdotconf/wins/winsserver.xml new file mode 100644 index 0000000..d323b38 --- /dev/null +++ b/docs-xml/smbdotconf/wins/winsserver.xml @@ -0,0 +1,34 @@ +<samba:parameter name="wins server" + context="G" + type="cmdlist" + function="wins_server_list" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This specifies the IP address (or DNS name: IP + address for preference) of the WINS server that <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> should register with. If you have a WINS server on + your network then you should set this to the WINS server's IP.</para> + + <para>You should point this at your WINS server if you have a + multi-subnetted network.</para> + + <para>If you want to work in multiple namespaces, you can + give every wins server a 'tag'. For each tag, only one + (working) server will be queried for a name. The tag should be + separated from the ip address by a colon. + </para> + + <note><para>You need to set up Samba to point + to a WINS server if you have multiple subnets and wish cross-subnet + browsing to work correctly.</para></note> + <para>See the chapter in the Samba3-HOWTO on Network Browsing.</para> +</description> + +<value type="default"></value> +<value type="example">mary:192.9.200.1 fred:192.168.3.199 mary:192.168.2.61 + <comment>For this example when querying a certain name, 192.19.200.1 will + be asked first and if that doesn't respond 192.168.2.61. If either + of those doesn't know the name 192.168.3.199 will be queried.</comment></value> + +<value type="example">192.9.200.1 192.168.2.61</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/winssupport.xml b/docs-xml/smbdotconf/wins/winssupport.xml new file mode 100644 index 0000000..c1c7fed --- /dev/null +++ b/docs-xml/smbdotconf/wins/winssupport.xml @@ -0,0 +1,16 @@ +<samba:parameter name="wins support" + type="boolean" + context="G" + function="we_are_a_wins_server" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> + <description> + <para>This boolean controls if the <citerefentry><refentrytitle>nmbd</refentrytitle> + <manvolnum>8</manvolnum></citerefentry> process in Samba will act as a WINS server. You should + not set this to <constant>yes</constant> unless you have a multi-subnetted network and + you wish a particular <command moreinfo="none">nmbd</command> to be your WINS server. + Note that you should <emphasis>NEVER</emphasis> set this to <constant>yes</constant> + on more than one machine in your network.</para> + +</description> +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/wreplsrv-periodic_interval.xml b/docs-xml/smbdotconf/wins/wreplsrv-periodic_interval.xml new file mode 100644 index 0000000..a3414e3 --- /dev/null +++ b/docs-xml/smbdotconf/wins/wreplsrv-periodic_interval.xml @@ -0,0 +1,14 @@ +<samba:parameter name="wreplsrv:periodic_interval" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This maximum interval in seconds between 2 periodically scheduled runs + where we check for wins.ldb changes and do push notifications to our + push partners. Also wins_config.ldb changes are checked in that + interval and partner configuration reloads are done. + </para> +</description> + +<value type="default">15</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/wreplsrv-propagate_name_releases.xml b/docs-xml/smbdotconf/wins/wreplsrv-propagate_name_releases.xml new file mode 100644 index 0000000..9633150 --- /dev/null +++ b/docs-xml/smbdotconf/wins/wreplsrv-propagate_name_releases.xml @@ -0,0 +1,23 @@ +<samba:parameter name="wreplsrv:propagate name releases" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>If this parameter is enabled, then + explicit (from the client) and implicit (via the scavenging) name releases + are propagated to the other servers directly, even if there are still other + addresses active, this applies to SPECIAL GROUP (2) and MULTIHOMED (3) entries. + Also the replication conflict merge algorithm for SPECIAL GROUP (2) entries + discards replica addresses where the address owner is the local server, + if the address was not stored locally before. The merge result is + propagated directly in case an address was discarded. + A Windows servers doesn't propagate name releases of SPECIAL GROUP (2) + and MULTIHOMED (3) entries directly, which means that Windows servers may + return different results to name queries for SPECIAL GROUP (2) and MULTIHOMED (3) + names. The option doesn't have much negative impact if Windows servers are + around, but be aware that they might return unexpected results. + </para> +</description> + +<value type="default">no</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/wreplsrv-scavenging_interval.xml b/docs-xml/smbdotconf/wins/wreplsrv-scavenging_interval.xml new file mode 100644 index 0000000..d05170e --- /dev/null +++ b/docs-xml/smbdotconf/wins/wreplsrv-scavenging_interval.xml @@ -0,0 +1,11 @@ +<samba:parameter name="wreplsrv:scavenging_interval" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is the interval in s between 2 scavenging runs which + clean up the WINS database and changes the states of expired name records. + Defaults to half of the value of wreplsrv:renew_interval. + </para> +</description> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/wreplsrv-tombstone_extra_timeout.xml b/docs-xml/smbdotconf/wins/wreplsrv-tombstone_extra_timeout.xml new file mode 100644 index 0000000..2320854 --- /dev/null +++ b/docs-xml/smbdotconf/wins/wreplsrv-tombstone_extra_timeout.xml @@ -0,0 +1,12 @@ +<samba:parameter name="wreplsrv:tombstone_extra_timeout" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is the time in s the server needs to be up till we'll remove + tombstone records from our database. Defaults to 3 days. + </para> +</description> + +<value type="default">259200</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/wreplsrv-tombstone_interval.xml b/docs-xml/smbdotconf/wins/wreplsrv-tombstone_interval.xml new file mode 100644 index 0000000..ee7d727 --- /dev/null +++ b/docs-xml/smbdotconf/wins/wreplsrv-tombstone_interval.xml @@ -0,0 +1,12 @@ +<samba:parameter name="wreplsrv:tombstone_interval" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is the interval in s till released records of the WINS + server become tombstone. Defaults to 6 days. + </para> +</description> + +<value type="default">518400</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/wreplsrv-tombstone_timeout.xml b/docs-xml/smbdotconf/wins/wreplsrv-tombstone_timeout.xml new file mode 100644 index 0000000..b17def9 --- /dev/null +++ b/docs-xml/smbdotconf/wins/wreplsrv-tombstone_timeout.xml @@ -0,0 +1,12 @@ +<samba:parameter name="wreplsrv:tombstone_timeout" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is the interval in s till tombstone records are deleted from + the WINS database. Defaults to 1 day. + </para> +</description> + +<value type="default">86400</value> +</samba:parameter> diff --git a/docs-xml/smbdotconf/wins/wreplsrv-verify_interval.xml b/docs-xml/smbdotconf/wins/wreplsrv-verify_interval.xml new file mode 100644 index 0000000..1efd97b --- /dev/null +++ b/docs-xml/smbdotconf/wins/wreplsrv-verify_interval.xml @@ -0,0 +1,13 @@ +<samba:parameter name="wreplsrv:verify_interval" + context="G" + type="string" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> + <para>This is the interval in s till we verify active replica records + with the owning WINS server. Unfortunately not implemented yet. + Defaults to 24 days. + </para> +</description> + +<value type="default">2073600</value> +</samba:parameter> |