diff options
Diffstat (limited to 'debian/debconf/conf.d')
40 files changed, 1920 insertions, 0 deletions
diff --git a/debian/debconf/conf.d/acl/00_exim4-config_header b/debian/debconf/conf.d/acl/00_exim4-config_header new file mode 100644 index 0000000..76b017e --- /dev/null +++ b/debian/debconf/conf.d/acl/00_exim4-config_header @@ -0,0 +1,8 @@ + +###################################################################### +# ACL CONFIGURATION # +# Specifies access control lists for incoming SMTP mail # +###################################################################### +begin acl + + diff --git a/debian/debconf/conf.d/acl/20_exim4-config_local_deny_exceptions b/debian/debconf/conf.d/acl/20_exim4-config_local_deny_exceptions new file mode 100644 index 0000000..2372795 --- /dev/null +++ b/debian/debconf/conf.d/acl/20_exim4-config_local_deny_exceptions @@ -0,0 +1,49 @@ + +### acl/20_exim4-config_local_deny_exceptions +################################# + +# This is used to determine whitelisted senders and hosts. +# It checks for CONFDIR/host_local_deny_exceptions and +# CONFDIR/sender_local_deny_exceptions. +# +# It is meant to be used from some other acl entry. +# +# See exim4-config_files(5) for details. +# +# If the files do not exist, the white list never matches, which is +# the desired behaviour. +# +# The old file names CONFDIR/local_host_whitelist and +# CONFDIR/local_sender_whitelist will continue to be honored for a +# transition period. Their use is deprecated. + +acl_local_deny_exceptions: + accept + hosts = ${if exists{CONFDIR/host_local_deny_exceptions}\ + {CONFDIR/host_local_deny_exceptions}\ + {}} + accept + senders = ${if exists{CONFDIR/sender_local_deny_exceptions}\ + {CONFDIR/sender_local_deny_exceptions}\ + {}} + accept + hosts = ${if exists{CONFDIR/local_host_whitelist}\ + {CONFDIR/local_host_whitelist}\ + {}} + accept + senders = ${if exists{CONFDIR/local_sender_whitelist}\ + {CONFDIR/local_sender_whitelist}\ + {}} + + # This hook allows you to hook in your own ACLs without having to + # modify this file. If you do it like we suggest, you'll end up with + # a small performance penalty since there is an additional file being + # accessed. This doesn't happen if you leave the macro unset. + .ifdef LOCAL_DENY_EXCEPTIONS_LOCAL_ACL_FILE + .include LOCAL_DENY_EXCEPTIONS_LOCAL_ACL_FILE + .endif + + # this is still supported for a transition period and is deprecated. + .ifdef WHITELIST_LOCAL_DENY_LOCAL_ACL_FILE + .include WHITELIST_LOCAL_DENY_LOCAL_ACL_FILE + .endif diff --git a/debian/debconf/conf.d/acl/30_exim4-config_check_mail b/debian/debconf/conf.d/acl/30_exim4-config_check_mail new file mode 100644 index 0000000..f8c53d6 --- /dev/null +++ b/debian/debconf/conf.d/acl/30_exim4-config_check_mail @@ -0,0 +1,11 @@ + +### acl/30_exim4-config_check_mail +################################# + +# This access control list is used for every MAIL command in an incoming +# SMTP message. The tests are run in order until the address is either +# accepted or denied. +# +acl_check_mail: + + accept diff --git a/debian/debconf/conf.d/acl/30_exim4-config_check_rcpt b/debian/debconf/conf.d/acl/30_exim4-config_check_rcpt new file mode 100644 index 0000000..c70d515 --- /dev/null +++ b/debian/debconf/conf.d/acl/30_exim4-config_check_rcpt @@ -0,0 +1,386 @@ + +### acl/30_exim4-config_check_rcpt +################################# + +# define macros to be used below in this file to check recipient +# local parts for strange characters. Documentation below. +# This blocks local parts that begin with a dot or contain a quite +# broad range of non-alphanumeric characters. + +.ifndef CHECK_RCPT_LOCAL_LOCALPARTS +CHECK_RCPT_LOCAL_LOCALPARTS = ^[.] : ^.*[@%!/|`#&?] +.endif + +.ifndef CHECK_RCPT_REMOTE_LOCALPARTS +CHECK_RCPT_REMOTE_LOCALPARTS = ^[./|] : ^.*[@%!`#&?] : ^.*/\\.\\./ +.endif + +# This access control list is used for every RCPT command in an incoming +# SMTP message. The tests are run in order until the address is either +# accepted or denied. +# +acl_check_rcpt: + + # Accept if the source is local SMTP (i.e. not over TCP/IP). We do this by + # testing for an empty sending host field. + accept + hosts = : + control = dkim_disable_verify + + # Do not try to verify DKIM signatures of incoming mail if DC_minimaldns + # or DISABLE_DKIM_VERIFY are set. +.ifdef DC_minimaldns + warn + control = dkim_disable_verify +.else +.ifdef DISABLE_DKIM_VERIFY + warn + control = dkim_disable_verify +.endif +.endif + + # The following section of the ACL is concerned with local parts that contain + # certain non-alphanumeric characters. Dots in unusual places are + # handled by this ACL as well. + # + # Non-alphanumeric characters other than dots are rarely found in genuine + # local parts, but are often tried by people looking to circumvent + # relaying restrictions. Therefore, although they are valid in local + # parts, these rules disallow certain non-alphanumeric characters, as + # a precaution. + # + # Empty components (two dots in a row) are not valid in RFC 2822, but Exim + # allows them because they have been encountered. (Consider local parts + # constructed as "firstinitial.secondinitial.familyname" when applied to + # a name without a second initial.) However, a local part starting + # with a dot or containing /../ can cause trouble if it is used as part of a + # file name (e.g. for a mailing list). This is also true for local parts that + # contain slashes. A pipe symbol can also be troublesome if the local part is + # incorporated unthinkingly into a shell command line. + # + # These ACL components will block recipient addresses that are valid + # from an RFC5322 point of view. We chose to have them blocked by + # default for security reasons. + # + # If you feel that your site should have less strict recipient + # checking, please feel free to change the default values of the macros + # defined in main/01_exim4-config_listmacrosdefs or override them from a + # local configuration file. + # + # Two different rules are used. The first one has a quite strict + # default, and is applied to messages that are addressed to one of the + # local domains handled by this host. + + # The default value of CHECK_RCPT_LOCAL_LOCALPARTS is defined + # at the top of this file. + .ifdef CHECK_RCPT_LOCAL_LOCALPARTS + deny + domains = +local_domains + local_parts = CHECK_RCPT_LOCAL_LOCALPARTS + message = restricted characters in address + .endif + + + # The second rule applies to all other domains, and its default is + # considerably less strict. + + # The default value of CHECK_RCPT_REMOTE_LOCALPARTS is defined in + # main/01_exim4-config_listmacrosdefs: + # CHECK_RCPT_REMOTE_LOCALPARTS = ^[./|] : ^.*[@%!`#&?] : ^.*/\\.\\./ + + # It allows local users to send outgoing messages to sites + # that use slashes and vertical bars in their local parts. It blocks + # local parts that begin with a dot, slash, or vertical bar, but allows + # these characters within the local part. However, the sequence /../ is + # barred. The use of some other non-alphanumeric characters is blocked. + # Single quotes might probably be dangerous as well, but they're + # allowed by the default regexps to avoid rejecting mails to Ireland. + # The motivation here is to prevent local users (or local users' malware) + # from mounting certain kinds of attack on remote sites. + .ifdef CHECK_RCPT_REMOTE_LOCALPARTS + deny + domains = !+local_domains + local_parts = CHECK_RCPT_REMOTE_LOCALPARTS + message = restricted characters in address + .endif + + + # Accept mail to postmaster in any local domain, regardless of the source, + # and without verifying the sender. + # + accept + .ifndef CHECK_RCPT_POSTMASTER + local_parts = postmaster + .else + local_parts = CHECK_RCPT_POSTMASTER + .endif + domains = +local_domains : +relay_to_domains + + + # Deny unless the sender address can be verified. + # + # This is disabled by default so that DNSless systems don't break. If + # your system can do DNS lookups without delay or cost, you might want + # to enable this feature. + # + # This feature does not work in smarthost and satellite setups as + # with these setups all domains pass verification. See spec.txt section + # "Access control lists" subsection "Address verification" with the added + # information that a smarthost/satellite setup routes all non-local e-mail + # to the smarthost. + .ifdef CHECK_RCPT_VERIFY_SENDER + deny + !acl = acl_local_deny_exceptions + !verify = sender + message = Sender verification failed + .endif + + # Verify senders listed in local_sender_callout with a callout. + # + # In smarthost and satellite setups, this causes the callout to be + # done to the smarthost. Verification will thus only be reliable if the + # smarthost does reject illegal addresses in the SMTP dialog. + deny + !acl = acl_local_deny_exceptions + senders = ${if exists{CONFDIR/local_sender_callout}\ + {CONFDIR/local_sender_callout}\ + {}} + !verify = sender/callout + + .ifndef CHECK_RCPT_NO_FAIL_TOO_MANY_BAD_RCPT + # Reject all RCPT commands after too many bad recipients + # This is partly a defense against spam abuse and partly attacker abuse. + # Real senders should manage, by the time they get to 10 RCPT directives, + # to have had at least half of them be real addresses. + # + # This is a lightweight check and can protect you against repeated + # invocations of more heavy-weight checks which would come after it. + + deny condition = ${if and {\ + {>{$rcpt_count}{10}}\ + {<{$recipients_count}{${eval:$rcpt_count/2}}} }} + message = Rejected for too many bad recipients + logwrite = REJECT [$sender_host_address]: bad recipient count high [${eval:$rcpt_count-$recipients_count}] + .endif + + # Accept if the message comes from one of the hosts for which we are an + # outgoing relay. It is assumed that such hosts are most likely to be MUAs, + # so we set control=submission to make Exim treat the message as a + # submission. It will fix up various errors in the message, for example, the + # lack of a Date: header line. If you are actually relaying out out from + # MTAs, you may want to disable this. If you are handling both relaying from + # MTAs and submissions from MUAs you should probably split them into two + # lists, and handle them differently. + + # Recipient verification is omitted here, because in many cases the clients + # are dumb MUAs that don't cope well with SMTP error responses. If you are + # actually relaying out from MTAs, you should probably add recipient + # verification here. + + # Note that, by putting this test before any DNS black list checks, you will + # always accept from these hosts, even if they end up on a black list. The + # assumption is that they are your friends, and if they get onto black + # list, it is a mistake. + accept + hosts = +relay_from_hosts + control = submission/sender_retain + control = dkim_disable_verify + + + # Accept if the message arrived over an authenticated connection, from + # any host. Again, these messages are usually from MUAs, so recipient + # verification is omitted, and submission mode is set. And again, we do this + # check before any black list tests. + accept + authenticated = * + control = submission/sender_retain + control = dkim_disable_verify + + # Insist that a HELO/EHLO was accepted. + + require + condition = ${if def:sender_helo_name} + message = nice hosts say HELO first + + # Insist that any other recipient address that we accept is either in one of + # our local domains, or is in a domain for which we explicitly allow + # relaying. Any other domain is rejected as being unacceptable for relaying. + require + message = relay not permitted + domains = +local_domains : +relay_to_domains + + + # We also require all accepted addresses to be verifiable. This check will + # do local part verification for local domains, but only check the domain + # for remote domains. + require + verify = recipient + + + # Verify recipients listed in local_rcpt_callout with a callout. + # This is especially handy for forwarding MX hosts (secondary MX or + # mail hubs) of domains that receive a lot of spam to non-existent + # addresses. The only way to check local parts for remote relay + # domains is to use a callout (add /callout), but please read the + # documentation about callouts before doing this. + deny + !acl = acl_local_deny_exceptions + recipients = ${if exists{CONFDIR/local_rcpt_callout}\ + {CONFDIR/local_rcpt_callout}\ + {}} + !verify = recipient/callout + + + # CONFDIR/local_sender_blacklist holds a list of envelope senders that + # should have their access denied to the local host. Incoming messages + # with one of these senders are rejected at RCPT time. + # + # The explicit white lists are honored as well as negative items in + # the black list. See exim4-config_files(5) for details. + deny + !acl = acl_local_deny_exceptions + senders = ${if exists{CONFDIR/local_sender_blacklist}\ + {CONFDIR/local_sender_blacklist}\ + {}} + message = sender envelope address $sender_address is locally blacklisted here. If you think this is wrong, get in touch with postmaster + log_message = sender envelope address is locally blacklisted. + + + # deny bad sites (IP address) + # CONFDIR/local_host_blacklist holds a list of host names, IP addresses + # and networks (CIDR notation) that should have their access denied to + # The local host. Messages coming in from a listed host will have all + # RCPT statements rejected. + # + # The explicit white lists are honored as well as negative items in + # the black list. See exim4-config_files(5) for details. + deny + !acl = acl_local_deny_exceptions + hosts = ${if exists{CONFDIR/local_host_blacklist}\ + {CONFDIR/local_host_blacklist}\ + {}} + message = sender IP address $sender_host_address is locally blacklisted here. If you think this is wrong, get in touch with postmaster + log_message = sender IP address is locally blacklisted. + + + # Warn if the sender host does not have valid reverse DNS. + # + # If your system can do DNS lookups without delay or cost, you might want + # to enable this. + # If sender_host_address is defined, it's a remote call. If + # sender_host_name is not defined, then reverse lookup failed. Use + # this instead of !verify = reverse_host_lookup to catch deferrals + # as well as outright failures. + .ifdef CHECK_RCPT_REVERSE_DNS + warn + condition = ${if and{{def:sender_host_address}{!def:sender_host_name}}\ + {yes}{no}} + add_header = X-Host-Lookup-Failed: Reverse DNS lookup failed for $sender_host_address (${if eq{$host_lookup_failed}{1}{failed}{deferred}}) + .endif + + + # Use spfquery to perform a pair of SPF checks. + # + # This is quite costly in terms of DNS lookups (~6 lookups per mail). Do not + # enable if that's an issue. Also note that if you enable this, you must + # install "spf-tools-perl" which provides the spfquery command. + # Missing spf-tools-perl will trigger the "Unexpected error in + # SPF check" warning. + .ifdef CHECK_RCPT_SPF + deny + !acl = acl_local_deny_exceptions + condition = ${run{/usr/bin/spfquery.mail-spf-perl --ip \ + ${quote:$sender_host_address} --identity \ + ${if def:sender_address_domain \ + {--scope mfrom --identity ${quote:$sender_address}}\ + {--scope helo --identity ${quote:$sender_helo_name}}}}\ + {no}{${if eq {$runrc}{1}{yes}{no}}}} + message = [SPF] $sender_host_address is not allowed to send mail from \ + ${if def:sender_address_domain {$sender_address_domain}{$sender_helo_name}}. + log_message = SPF check failed. + + defer + !acl = acl_local_deny_exceptions + condition = ${if eq {$runrc}{5}{yes}{no}} + message = Temporary DNS error while checking SPF record. Try again later. + + warn + condition = ${if <={$runrc}{6}{yes}{no}} + add_header = Received-SPF: ${if eq {$runrc}{0}{pass}\ + {${if eq {$runrc}{2}{softfail}\ + {${if eq {$runrc}{3}{neutral}\ + {${if eq {$runrc}{4}{permerror}\ + {${if eq {$runrc}{6}{none}{error}}}}}}}}}\ + } client-ip=$sender_host_address; \ + ${if def:sender_address_domain \ + {envelope-from=${sender_address}; }{}}\ + helo=$sender_helo_name + + warn + condition = ${if >{$runrc}{6}{yes}{no}} + log_message = Unexpected error in SPF check. + .endif + + + # Check against classic DNS "black" lists (DNSBLs) which list + # sender IP addresses + .ifdef CHECK_RCPT_IP_DNSBLS + warn + dnslists = CHECK_RCPT_IP_DNSBLS + add_header = X-Warning: $sender_host_address is listed at $dnslist_domain ($dnslist_value: $dnslist_text) + log_message = $sender_host_address is listed at $dnslist_domain ($dnslist_value: $dnslist_text) + .endif + + + # Check against DNSBLs which list sender domains, with an option to locally + # whitelist certain domains that might be blacklisted. + # + # Note: If you define CHECK_RCPT_DOMAIN_DNSBLS, you must append + # "/$sender_address_domain" after each domain. For example: + # CHECK_RCPT_DOMAIN_DNSBLS = rhsbl.foo.org/$sender_address_domain \ + # : rhsbl.bar.org/$sender_address_domain + .ifdef CHECK_RCPT_DOMAIN_DNSBLS + warn + !senders = ${if exists{CONFDIR/local_domain_dnsbl_whitelist}\ + {CONFDIR/local_domain_dnsbl_whitelist}\ + {}} + dnslists = CHECK_RCPT_DOMAIN_DNSBLS + add_header = X-Warning: $sender_address_domain is listed at $dnslist_domain ($dnslist_value: $dnslist_text) + log_message = $sender_address_domain is listed at $dnslist_domain ($dnslist_value: $dnslist_text) + .endif + + + # This hook allows you to hook in your own ACLs without having to + # modify this file. If you do it like we suggest, you'll end up with + # a small performance penalty since there is an additional file being + # accessed. This doesn't happen if you leave the macro unset. + .ifdef CHECK_RCPT_LOCAL_ACL_FILE + .include CHECK_RCPT_LOCAL_ACL_FILE + .endif + + + ############################################################################# + # This check is commented out because it is recognized that not every + # sysadmin will want to do it. If you enable it, the check performs + # Client SMTP Authorization (csa) checks on the sending host. These checks + # do DNS lookups for SRV records. The CSA proposal is currently (May 2005) + # an Internet draft. You can, of course, add additional conditions to this + # ACL statement to restrict the CSA checks to certain hosts only. + # + # require verify = csa + ############################################################################# + + + # Accept if the address is in a domain for which we are an incoming relay, + # but again, only if the recipient can be verified. + + accept + domains = +relay_to_domains + endpass + verify = recipient + + + # At this point, the address has passed all the checks that have been + # configured, so we accept it unconditionally. + + accept diff --git a/debian/debconf/conf.d/acl/40_exim4-config_check_data b/debian/debconf/conf.d/acl/40_exim4-config_check_data new file mode 100644 index 0000000..ac198f9 --- /dev/null +++ b/debian/debconf/conf.d/acl/40_exim4-config_check_data @@ -0,0 +1,96 @@ + +### acl/40_exim4-config_check_data +################################# + +# This ACL is used after the contents of a message have been received. This +# is the ACL in which you can test a message's headers or body, and in +# particular, this is where you can invoke external virus or spam scanners. + +acl_check_data: + + # Deny if the message contains an overlong line. Per the standards + # we should never receive one such via SMTP. + # + .ifndef IGNORE_SMTP_LINE_LENGTH_LIMIT + deny + condition = ${if > {$max_received_linelength}{998}} + message = maximum allowed line length is 998 octets, \ + got $max_received_linelength + .endif + + # Deny if the headers contain badly-formed addresses. + # + .ifndef NO_CHECK_DATA_VERIFY_HEADER_SYNTAX + deny + !acl = acl_local_deny_exceptions + !verify = header_syntax + message = header syntax + log_message = header syntax ($acl_verify_message) + .endif + + + # require that there is a verifiable sender address in at least + # one of the "Sender:", "Reply-To:", or "From:" header lines. + .ifdef CHECK_DATA_VERIFY_HEADER_SENDER + deny + !acl = acl_local_deny_exceptions + !verify = header_sender + message = No verifiable sender address in message headers + .endif + + + # Deny if the message contains malware. Before enabling this check, you + # must install a virus scanner and set the av_scanner option in the + # main configuration. + # + # exim4-daemon-heavy must be used for this section to work. + # + # deny + # malware = * + # message = This message was detected as possible malware ($malware_name). + + + # Add headers to a message if it is judged to be spam. Before enabling this, + # you must install SpamAssassin. You may also need to set the spamd_address + # option in the main configuration. + # + # exim4-daemon-heavy must be used for this section to work. + # + # Please note that this is only suiteable as an example. See + # /usr/share/doc/exim4-base/README.Debian.gz + # + # See the exim docs and the exim wiki for more suitable examples. + # + # # Remove internal headers + # warn + # remove_header = X-Spam_score: X-Spam_score_int : X-Spam_bar : \ + # X-Spam_report + # + # warn + # condition = ${if <{$message_size}{120k}{1}{0}} + # # ":true" to add headers/acl variables even if not spam + # spam = nobody:true + # add_header = X-Spam_score: $spam_score + # add_header = X-Spam_bar: $spam_bar + # # Do not enable this unless you have shorted SpamAssassin's report + # #add_header = X-Spam_report: $spam_report + # + # Reject spam messages (score >15.0). + # This breaks mailing list and forward messages. + # deny + # condition = ${if <{$message_size}{120k}{1}{0}} + # condition = ${if >{$spam_score_int}{150}{true}{false}} + # message = Classified as spam (score $spam_score) + + + # This hook allows you to hook in your own ACLs without having to + # modify this file. If you do it like we suggest, you'll end up with + # a small performance penalty since there is an additional file being + # accessed. This doesn't happen if you leave the macro unset. + .ifdef CHECK_DATA_LOCAL_ACL_FILE + .include CHECK_DATA_LOCAL_ACL_FILE + .endif + + + # accept otherwise + accept diff --git a/debian/debconf/conf.d/auth/00_exim4-config_header b/debian/debconf/conf.d/auth/00_exim4-config_header new file mode 100644 index 0000000..c5f8fc1 --- /dev/null +++ b/debian/debconf/conf.d/auth/00_exim4-config_header @@ -0,0 +1,8 @@ + +###################################################################### +# AUTHENTICATION CONFIGURATION # +###################################################################### + +begin authenticators + + diff --git a/debian/debconf/conf.d/auth/30_exim4-config_examples b/debian/debconf/conf.d/auth/30_exim4-config_examples new file mode 100644 index 0000000..4232a5b --- /dev/null +++ b/debian/debconf/conf.d/auth/30_exim4-config_examples @@ -0,0 +1,254 @@ + +### auth/30_exim4-config_examples +################################# + +# The examples below are for server side authentication, when the +# local exim is SMTP server and clients authenticate to the local exim. + +# They allow two styles of plain-text authentication against an +# CONFDIR/passwd file whose syntax is described in exim4_passwd(5). + +# Hosts that are allowed to use AUTH are defined by the +# auth_advertise_hosts option in the main configuration. The default is +# "*", which allows authentication to all hosts over all kinds of +# connections if there is at least one authenticator defined here. +# Authenticators which rely on unencrypted clear text passwords don't +# advertise on unencrypted connections by default. Thus, it might be +# wise to set up TLS to allow encrypted connections. If TLS cannot be +# used for some reason, you can set AUTH_SERVER_ALLOW_NOTLS_PASSWORDS to +# advertise unencrypted clear text password based authenticators on all +# connections. As this is severely reducing security, using TLS is +# preferred over allowing clear text password based authenticators on +# unencrypted connections. + +# PLAIN authentication has no server prompts. The client sends its +# credentials in one lump, containing an authorization ID (which we do not +# use), an authentication ID, and a password. The latter two appear as +# $auth2 and $auth3 in the configuration and should be checked against a +# valid username and password. In a real configuration you would typically +# use $auth2 as a lookup key, and compare $auth3 against the result of the +# lookup, perhaps using the crypteq{}{} condition. + +# plain_server: +# driver = plaintext +# public_name = PLAIN +# server_condition = "${if crypteq{$auth3}{${extract{1}{:}{${lookup{$auth2}lsearch{CONFDIR/passwd}{$value}{*:*}}}}}{1}{0}}" +# server_set_id = $auth2 +# server_prompts = : +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif + +# LOGIN authentication has traditional prompts and responses. There is no +# authorization ID in this mechanism, so unlike PLAIN the username and +# password are $auth1 and $auth2. Apart from that you can use the same +# server_condition setting for both authenticators. + +# login_server: +# driver = plaintext +# public_name = LOGIN +# server_prompts = "Username:: : Password::" +# server_condition = "${if crypteq{$auth2}{${extract{1}{:}{${lookup{$auth1}lsearch{CONFDIR/passwd}{$value}{*:*}}}}}{1}{0}}" +# server_set_id = $auth1 +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif +# +# cram_md5_server: +# driver = cram_md5 +# public_name = CRAM-MD5 +# server_secret = ${extract{2}{:}{${lookup{$auth1}lsearch{CONFDIR/passwd}{$value}fail}}} +# server_set_id = $auth1 + +# Here is an example of CRAM-MD5 authentication against PostgreSQL: +# +# psqldb_auth_server: +# driver = cram_md5 +# public_name = CRAM-MD5 +# server_secret = ${lookup pgsql{SELECT pw FROM users WHERE username = '${quote_pgsql:$auth1}'}{$value}fail} +# server_set_id = $auth1 + +# Authenticate against local passwords using sasl2-bin +# Requires exim_uid to be a member of sasl group, see README.Debian.gz +# plain_saslauthd_server: +# driver = plaintext +# public_name = PLAIN +# server_condition = ${if saslauthd{{$auth2}{$auth3}}{1}{0}} +# server_set_id = $auth2 +# server_prompts = : +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif +# +# login_saslauthd_server: +# driver = plaintext +# public_name = LOGIN +# server_prompts = "Username:: : Password::" +# # don't send system passwords over unencrypted connections +# server_condition = ${if saslauthd{{$auth1}{$auth2}}{1}{0}} +# server_set_id = $auth1 +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif +# +# ntlm_sasl_server: +# driver = cyrus_sasl +# public_name = NTLM +# server_realm = <short main hostname> +# server_set_id = $auth1 +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif +# +# digest_md5_sasl_server: +# driver = cyrus_sasl +# public_name = DIGEST-MD5 +# server_realm = <short main hostname> +# server_set_id = $auth1 +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif + +# Authentcate against cyrus-sasl +# This is mainly untested, please report any problems to +# pkg-exim4-users@lists.alioth.debian.org. +# cram_md5_sasl_server: +# driver = cyrus_sasl +# public_name = CRAM-MD5 +# server_realm = <short main hostname> +# server_set_id = $auth1 +# +# plain_sasl_server: +# driver = cyrus_sasl +# public_name = PLAIN +# server_realm = <short main hostname> +# server_set_id = $auth1 +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif +# +# login_sasl_server: +# driver = cyrus_sasl +# public_name = LOGIN +# server_realm = <short main hostname> +# server_set_id = $auth1 +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif + +# Authenticate against courier authdaemon + +# This is now the (working!) example from +# http://www.exim.org/eximwiki/FAQ/Policy_controls/Q0730 +# Possible pitfall: access rights on /run/courier/authdaemon/socket. +# plain_courier_authdaemon: +# driver = plaintext +# public_name = PLAIN +# server_condition = \ +# ${extract {ADDRESS} \ +# {${readsocket{/run/courier/authdaemon/socket} \ +# {AUTH ${strlen:exim\nlogin\n$auth2\n$auth3\n}\nexim\nlogin\n$auth2\n$auth3\n} }} \ +# {yes} \ +# fail} +# server_set_id = $auth2 +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif + +# login_courier_authdaemon: +# driver = plaintext +# public_name = LOGIN +# server_prompts = Username:: : Password:: +# server_condition = \ +# ${extract {ADDRESS} \ +# {${readsocket{/run/courier/authdaemon/socket} \ +# {AUTH ${strlen:exim\nlogin\n$auth1\n$auth2\n}\nexim\nlogin\n$auth1\n$auth2\n} }} \ +# {yes} \ +# fail} +# server_set_id = $auth1 +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif + +# This one is a bad hack to support the broken version 4.xx of +# Microsoft Outlook Express which violates the RFCs by demanding +# "250-AUTH=" instead of "250-AUTH ". +# If your list of offered authenticators is other than PLAIN and LOGIN, +# you need to adapt the public_name line manually. +# It has to be the last authenticator to work and has not been tested +# well. Use at your own risk. +# See the thread entry point from +# http://www.exim.org/mail-archives/exim-users/Week-of-Mon-20050214/msg00213.html +# for the related discussion on the exim-users mailing list. +# Thanks to Fred Viles for this great work. + +# support_broken_outlook_express_4_server: +# driver = plaintext +# public_name = "\r\n250-AUTH=PLAIN LOGIN" +# server_prompts = User Name : Password +# server_condition = no +# .ifndef AUTH_SERVER_ALLOW_NOTLS_PASSWORDS +# server_advertise_condition = ${if eq{$tls_in_cipher}{}{}{*}} +# .endif + +############## +# See /usr/share/doc/exim4-base/README.Debian.gz +############## + +# These examples below are the equivalent for client side authentication. +# They get the passwords from CONFDIR/passwd.client, whose format is +# defined in exim4_passwd_client(5) + +# Because AUTH PLAIN and AUTH LOGIN send the password in clear, we +# only allow these mechanisms over encrypted connections by default. +# You can set AUTH_CLIENT_ALLOW_NOTLS_PASSWORDS to allow unencrypted +# clear text password authentication on all connections. + +cram_md5: + driver = cram_md5 + public_name = CRAM-MD5 + client_name = ${extract{1}{:}{${lookup{$host}nwildlsearch{CONFDIR/passwd.client}{$value}fail}}} + client_secret = ${extract{2}{:}{${lookup{$host}nwildlsearch{CONFDIR/passwd.client}{$value}fail}}} + +# this returns the matching line from passwd.client and doubles all ^ +PASSWDLINE=${sg{\ + ${lookup{$host}nwildlsearch{CONFDIR/passwd.client}{$value}fail}\ + }\ + {\\N[\\^]\\N}\ + {^^}\ + } + +plain: + driver = plaintext + public_name = PLAIN +.ifndef AUTH_CLIENT_ALLOW_NOTLS_PASSWORDS + client_send = "<; ${if !eq{$tls_out_cipher}{}\ + {^${extract{1}{:}{PASSWDLINE}}\ + ^${sg{PASSWDLINE}{\\N([^:]+:)(.*)\\N}{\\$2}}\ + }fail}" +.else + client_send = "<; ^${extract{1}{:}{PASSWDLINE}}\ + ^${sg{PASSWDLINE}{\\N([^:]+:)(.*)\\N}{\\$2}}" +.endif + +login: + driver = plaintext + public_name = LOGIN +.ifndef AUTH_CLIENT_ALLOW_NOTLS_PASSWORDS + # Return empty string if not non-TLS AND looking up $host in passwd-file + # yields a non-empty string; fail otherwise. + client_send = "<; ${if and{\ + {!eq{$tls_out_cipher}{}}\ + {!eq{PASSWDLINE}{}}\ + }\ + {}fail}\ + ; ${extract{1}{::}{PASSWDLINE}}\ + ; ${sg{PASSWDLINE}{\\N([^:]+:)(.*)\\N}{\\$2}}" +.else + # Return empty string if looking up $host in passwd-file yields a + # non-empty string; fail otherwise. + client_send = "<; ${if !eq{PASSWDLINE}{}\ + {}fail}\ + ; ${extract{1}{::}{PASSWDLINE}}\ + ; ${sg{PASSWDLINE}{\\N([^:]+:)(.*)\\N}{\\$2}}" +.endif diff --git a/debian/debconf/conf.d/main/01_exim4-config_listmacrosdefs b/debian/debconf/conf.d/main/01_exim4-config_listmacrosdefs new file mode 100644 index 0000000..baa48fa --- /dev/null +++ b/debian/debconf/conf.d/main/01_exim4-config_listmacrosdefs @@ -0,0 +1,81 @@ +###################################################################### +# Runtime configuration file for Exim 4 (Debian Packaging) # +###################################################################### + +###################################################################### +# /etc/exim4/exim4.conf.template is only used with the non-split +# configuration scheme. +# /etc/exim4/conf.d/main/01_exim4-config_listmacrosdefs is only used +# with the split configuration scheme. +# If you find this comment anywhere else, somebody copied it there. +# Documentation about the Debian exim4 configuration scheme can be +# found in /usr/share/doc/exim4-base/README.Debian.gz. +###################################################################### + +###################################################################### +# MAIN CONFIGURATION SETTINGS # +###################################################################### + +# Just for reference and scripts. +# On Debian systems, the main binary is installed as exim4 to avoid +# conflicts with the exim 3 packages. +exim_path = /usr/sbin/exim4 + +# Macro defining the main configuration directory. +# We do not use absolute paths. +.ifndef CONFDIR +CONFDIR = /etc/exim4 +.endif + +# debconf-driven macro definitions get inserted after this line +UPEX4CmacrosUPEX4C = 1 + +# Create domain and host lists for relay control +# '@' refers to 'the name of the local host' + +# List of domains considered local for exim. Domains not listed here +# need to be deliverable remotely. +domainlist local_domains = MAIN_LOCAL_DOMAINS + +# List of recipient domains to relay _to_. Use this list if you're - +# for example - fallback MX or mail gateway for domains. +domainlist relay_to_domains = MAIN_RELAY_TO_DOMAINS + +# List of sender networks (IP addresses) to _unconditionally_ relay +# _for_. If you intend to be SMTP AUTH server, you do not need to enter +# anything here. +hostlist relay_from_hosts = MAIN_RELAY_NETS + + +# Decide which domain to use to add to all unqualified addresses. +# If MAIN_PRIMARY_HOSTNAME_AS_QUALIFY_DOMAIN is defined, the primary +# hostname is used. If not, but MAIN_QUALIFY_DOMAIN is set, the value +# of MAIN_QUALIFY_DOMAIN is used. If both macros are not defined, +# the first line of /etc/mailname is used. +.ifndef MAIN_PRIMARY_HOSTNAME_AS_QUALIFY_DOMAIN +.ifndef MAIN_QUALIFY_DOMAIN +qualify_domain = ETC_MAILNAME +.else +qualify_domain = MAIN_QUALIFY_DOMAIN +.endif +.endif + +# listen on all all interfaces? +.ifdef MAIN_LOCAL_INTERFACES +local_interfaces = MAIN_LOCAL_INTERFACES +.endif + +.ifndef LOCAL_DELIVERY +# The default transport, set in /etc/exim4/update-exim4.conf.conf, +# defaulting to mail_spool. See CONFDIR/conf.d/transport/ for possibilities +LOCAL_DELIVERY=mail_spool +.endif + +# The gecos field in /etc/passwd holds not only the name. see passwd(5). +gecos_pattern = ^([^,:]*) +gecos_name = $1 + +# always log tls_peerdn as we use TLS for outgoing connects by default +.ifndef MAIN_LOG_SELECTOR +MAIN_LOG_SELECTOR = +smtp_protocol_error +smtp_syntax_error +tls_certificate_verified +tls_peerdn +.endif diff --git a/debian/debconf/conf.d/main/02_exim4-config_options b/debian/debconf/conf.d/main/02_exim4-config_options new file mode 100644 index 0000000..ab87fbd --- /dev/null +++ b/debian/debconf/conf.d/main/02_exim4-config_options @@ -0,0 +1,233 @@ + +### main/02_exim4-config_options +################################# + + +# Defines the access control list that is run when an +# SMTP MAIL command is received. +# +.ifndef MAIN_ACL_CHECK_MAIL +MAIN_ACL_CHECK_MAIL = acl_check_mail +.endif +acl_smtp_mail = MAIN_ACL_CHECK_MAIL + + +# Defines the access control list that is run when an +# SMTP RCPT command is received. +# +.ifndef MAIN_ACL_CHECK_RCPT +MAIN_ACL_CHECK_RCPT = acl_check_rcpt +.endif +acl_smtp_rcpt = MAIN_ACL_CHECK_RCPT + + +# Defines the access control list that is run when an +# SMTP DATA command is received. +# +.ifndef MAIN_ACL_CHECK_DATA +MAIN_ACL_CHECK_DATA = acl_check_data +.endif +acl_smtp_data = MAIN_ACL_CHECK_DATA + + +# Message size limit. The default (used when MESSAGE_SIZE_LIMIT +# is unset) is 50 MB +.ifdef MESSAGE_SIZE_LIMIT +message_size_limit = MESSAGE_SIZE_LIMIT +.endif + + +# If you are running exim4-daemon-heavy or a custom version of Exim that +# was compiled with the content-scanning extension, you can cause incoming +# messages to be automatically scanned for viruses. You have to modify the +# configuration in two places to set this up. The first of them is here, +# where you define the interface to your scanner. This example is typical +# for ClamAV; see the manual for details of what to set for other virus +# scanners. The second modification is in the acl_check_data access +# control list. + +# av_scanner = clamd:/run/clamav/clamd.ctl + + +# For spam scanning, there is a similar option that defines the interface to +# SpamAssassin. You do not need to set this if you are using the default, which +# is shown in this commented example. As for virus scanning, you must also +# modify the acl_check_data access control list to enable spam scanning. + +# spamd_address = 127.0.0.1 783 + +# Domain used to qualify unqualified recipient addresses +# If this option is not set, the qualify_domain value is used. +# qualify_recipient = <value of qualify_domain> + + +# Allow Exim to recognize addresses of the form "user@[10.11.12.13]", +# where the domain part is a "domain literal" (an IP address) instead +# of a named domain. The RFCs require this facility, but it is disabled +# in the default config since it is rarely used and frequently abused. +# Domain literal support also needs a special router, which is automatically +# enabled if you use the enable macro MAIN_ALLOW_DOMAIN_LITERALS. +# Additionally, you might want to make your local IP addresses (or @[]) +# local domains. +.ifdef MAIN_ALLOW_DOMAIN_LITERALS +allow_domain_literals +.endif + + +# Do a reverse DNS lookup on all incoming IP calls, in order to get the +# true host name. If you feel this is too expensive, the networks for +# which a lookup is done can be listed here. +.ifndef DC_minimaldns +.ifndef MAIN_HOST_LOOKUP +MAIN_HOST_LOOKUP = * +.endif +host_lookup = MAIN_HOST_LOOKUP +.endif + +# The setting below causes Exim to try to initialize the system resolver +# library with DNSSEC support. It has no effect if your library lacks +# DNSSEC support. +dns_dnssec_ok = 1 + +# In a minimaldns setup, update-exim4.conf guesses the hostname and +# dumps it here to avoid DNS lookups being done at Exim run time. +.ifdef MAIN_HARDCODE_PRIMARY_HOSTNAME +primary_hostname = MAIN_HARDCODE_PRIMARY_HOSTNAME +.endif + +# The settings below cause Exim to make RFC 1413 (ident) callbacks +# for all incoming SMTP calls. You can limit the hosts to which these +# calls are made, and/or change the timeout that is used. If you set +# the timeout to zero, all RFC 1413 calls are disabled. RFC 1413 calls +# are cheap and can provide useful information for tracing problem +# messages, but some hosts and firewalls have problems with them. +# This can result in a timeout instead of an immediate refused +# connection, leading to delays on starting up SMTP sessions. +# (The default was reduced from 30s to 5s for release 4.61. and to +# disabled for release 4.86) +# +#rfc1413_hosts = * +#rfc1413_query_timeout = 5s + + +# Enable an efficiency feature. We advertise the feature; clients +# may request to use it. For multi-recipient mails we then can +# reject or accept per-user after the message is received. +# This supports recipient-dependent content filtering; without it +# you have to temp-reject any recipients after the first that have +# incompatible filtering, and do the filtering in the data ACL. +# Even with this enabled, you must support the old style for peers +# not flagging support for PRDR (visible via $prdr_requested). +prdr_enable = true + +# When using an external relay tester (such as rt.njabl.org and/or the +# currently defunct relay-test.mail-abuse.org, the test may be aborted +# since exim complains about "too many nonmail commands". If you want +# the test to complete, add the host from where "your" relay tester +# connects from to the MAIN_SMTP_ACCEPT_MAX_NOMAIL_HOSTS macro. +# Please note that a non-empty setting may cause extra DNS lookups to +# happen, which is the reason why this option is commented out in the +# default settings. +# MAIN_SMTP_ACCEPT_MAX_NOMAIL_HOSTS = !rt.njabl.org +.ifdef MAIN_SMTP_ACCEPT_MAX_NOMAIL_HOSTS +smtp_accept_max_nonmail_hosts = MAIN_SMTP_ACCEPT_MAX_NOMAIL_HOSTS +.endif + +# By default, exim forces a Sender: header containing the local +# account name at the local host name in all locally submitted messages +# that don't have the local account name at the local host name in the +# From: header, deletes any Sender: header present in the submitted +# message and forces the envelope sender of all locally submitted +# messages to the local account name at the local host name. +# The following settings allow local users to specify their own envelope sender +# in a locally submitted message. Sender: headers existing in a locally +# submitted message are not removed, and no automatic Sender: headers +# are added. These settings are fine for most hosts. +# If you run exim on a classical multi-user systems where all users +# have local mailboxes that can be reached via SMTP from the Internet +# with the local FQDN as the domain part of the address, you might want +# to disable the following three lines for traceability reasons. +.ifndef MAIN_FORCE_SENDER +local_from_check = false +local_sender_retain = true +untrusted_set_sender = * +.endif + + +# By default, Exim expects all envelope addresses to be fully qualified, that +# is, they must contain both a local part and a domain. Configure exim +# to accept unqualified addresses from certain hosts. When this is done, +# unqualified addresses are qualified using the settings of qualify_domain +# and/or qualify_recipient (see above). +# sender_unqualified_hosts = <unset> +# recipient_unqualified_hosts = <unset> + + +# Configure Exim to support the "percent hack" for certain domains. +# The "percent hack" is the feature by which mail addressed to x%y@z +# (where z is one of the domains listed) is locally rerouted to x@y +# and sent on. If z is not one of the "percent hack" domains, x%y is +# treated as an ordinary local part. The percent hack is rarely needed +# nowadays but frequently abused. You should not enable it unless you +# are sure that you really need it. +# percent_hack_domains = <unset> + + +# Bounce handling +.ifndef MAIN_IGNORE_BOUNCE_ERRORS_AFTER +MAIN_IGNORE_BOUNCE_ERRORS_AFTER = 2d +.endif +ignore_bounce_errors_after = MAIN_IGNORE_BOUNCE_ERRORS_AFTER + +.ifndef MAIN_TIMEOUT_FROZEN_AFTER +MAIN_TIMEOUT_FROZEN_AFTER = 7d +.endif +timeout_frozen_after = MAIN_TIMEOUT_FROZEN_AFTER + +.ifndef MAIN_FREEZE_TELL +MAIN_FREEZE_TELL = postmaster +.endif +freeze_tell = MAIN_FREEZE_TELL + + +# Define spool directory +.ifndef SPOOLDIR +SPOOLDIR = /var/spool/exim4 +.endif +spool_directory = SPOOLDIR + + +# trusted users can set envelope-from to arbitrary values +.ifndef MAIN_TRUSTED_USERS +MAIN_TRUSTED_USERS = uucp +.endif +trusted_users = MAIN_TRUSTED_USERS +.ifdef MAIN_TRUSTED_GROUPS +trusted_groups = MAIN_TRUSTED_GROUPS +.endif + + +# users in admin group can do many other things +# admin_groups = <unset> + + +# SMTP Banner. The example includes the Debian version in the SMTP dialog +# MAIN_SMTP_BANNER = "${primary_hostname} ESMTP Exim ${version_number} (Debian package MAIN_PACKAGE_VERSION) ${tod_full}" +# smtp_banner = $smtp_active_hostname ESMTP Exim $version_number $tod_full + +.ifdef MAIN_KEEP_ENVIRONMENT +keep_environment = MAIN_KEEP_ENVIRONMENT +.else +# set option to empty value to avoid warning. +keep_environment = +.endif +.ifdef MAIN_ADD_ENVIRONMENT +add_environment = MAIN_ADD_ENVIRONMENT +.endif + +.ifdef _OPT_MAIN_SMTPUTF8_ADVERTISE_HOSTS +.ifndef MAIN_SMTPUTF8_ADVERTISE_HOSTS +MAIN_SMTPUTF8_ADVERTISE_HOSTS = +.endif +smtputf8_advertise_hosts = MAIN_SMTPUTF8_ADVERTISE_HOSTS +.endif diff --git a/debian/debconf/conf.d/main/03_exim4-config_tlsoptions b/debian/debconf/conf.d/main/03_exim4-config_tlsoptions new file mode 100644 index 0000000..268c4c1 --- /dev/null +++ b/debian/debconf/conf.d/main/03_exim4-config_tlsoptions @@ -0,0 +1,80 @@ + +### main/03_exim4-config_tlsoptions +################################# + +# TLS/SSL configuration for exim as an SMTP server. +# See /usr/share/doc/exim4-base/README.Debian.gz for explanations. + +.ifdef MAIN_TLS_ENABLE +# Defines what hosts to 'advertise' STARTTLS functionality to. The +# default, *, will advertise to all hosts that connect with EHLO. +.ifndef MAIN_TLS_ADVERTISE_HOSTS +MAIN_TLS_ADVERTISE_HOSTS = * +.endif +tls_advertise_hosts = MAIN_TLS_ADVERTISE_HOSTS + + +# Full paths to Certificate and Private Key. The Private Key file +# must be kept 'secret' and should be owned by root.Debian-exim mode +# 640 (-rw-r-----). exim-gencert takes care of these prerequisites. +# Normally, exim4 looks for certificate and key in different files: +# MAIN_TLS_CERTIFICATE - path to certificate file, +# CONFDIR/exim.crt if unset +# MAIN_TLS_PRIVATEKEY - path to private key file +# CONFDIR/exim.key if unset +# You can also configure exim to look for certificate and key in the +# same file, set MAIN_TLS_CERTKEY to that file to enable. This takes +# precedence over all other settings regarding certificate and key file. +.ifdef MAIN_TLS_CERTKEY +tls_certificate = MAIN_TLS_CERTKEY +.else +.ifndef MAIN_TLS_CERTIFICATE +MAIN_TLS_CERTIFICATE = CONFDIR/exim.crt +.endif +tls_certificate = MAIN_TLS_CERTIFICATE + +.ifndef MAIN_TLS_PRIVATEKEY +MAIN_TLS_PRIVATEKEY = CONFDIR/exim.key +.endif +tls_privatekey = MAIN_TLS_PRIVATEKEY +.endif + +# Pointer to the CA Certificates against which client certificates are +# checked. This is controlled by the `tls_verify_hosts' and +# `tls_try_verify_hosts' lists below. +# If you want to check server certificates, you need to add an +# tls_verify_certificates statement to the smtp transport. +# /etc/ssl/certs/ca-certificates.crt is generated by +# the "ca-certificates" package's update-ca-certificates(8) command. +.ifndef MAIN_TLS_VERIFY_CERTIFICATES +MAIN_TLS_VERIFY_CERTIFICATES = ${if exists{/etc/ssl/certs/ca-certificates.crt}\ + {/etc/ssl/certs/ca-certificates.crt}\ + {/dev/null}} +.endif +tls_verify_certificates = MAIN_TLS_VERIFY_CERTIFICATES + + +# A list of hosts which are constrained by `tls_verify_certificates'. A host +# that matches `tls_verify_host' must present a certificate that is +# verifyable through `tls_verify_certificates' in order to be accepted as an +# SMTP client. If it does not, the connection is aborted. +.ifdef MAIN_TLS_VERIFY_HOSTS +tls_verify_hosts = MAIN_TLS_VERIFY_HOSTS +.endif + +# A weaker form of checking: if a client matches `tls_try_verify_hosts' (but +# not `tls_verify_hosts'), request a certificate and check it against +# `tls_verify_certificates' but do not abort the connection if there is no +# certificate or if the certificate presented does not match. (This +# condition can be tested for in ACLs through `verify = certificate') +# By default, this check is done for all hosts. It is known that some +# clients (including incredimail's version downloadable in February +# 2008) choke on this. To disable, set MAIN_TLS_TRY_VERIFY_HOSTS to an +# empty value. +.ifdef MAIN_TLS_TRY_VERIFY_HOSTS +tls_try_verify_hosts = MAIN_TLS_TRY_VERIFY_HOSTS +.endif + +.else +# Use upstream defaults +.endif diff --git a/debian/debconf/conf.d/main/90_exim4-config_log_selector b/debian/debconf/conf.d/main/90_exim4-config_log_selector new file mode 100644 index 0000000..685c404 --- /dev/null +++ b/debian/debconf/conf.d/main/90_exim4-config_log_selector @@ -0,0 +1,10 @@ + +### main/90_exim4-config_log_selector +################################# + +# uncomment this for debugging +# MAIN_LOG_SELECTOR == MAIN_LOG_SELECTOR +all -subject -arguments + +.ifdef MAIN_LOG_SELECTOR +log_selector = MAIN_LOG_SELECTOR +.endif diff --git a/debian/debconf/conf.d/retry/00_exim4-config_header b/debian/debconf/conf.d/retry/00_exim4-config_header new file mode 100644 index 0000000..e2bb4a4 --- /dev/null +++ b/debian/debconf/conf.d/retry/00_exim4-config_header @@ -0,0 +1,7 @@ + +###################################################################### +# RETRY CONFIGURATION # +###################################################################### + +begin retry + diff --git a/debian/debconf/conf.d/retry/30_exim4-config b/debian/debconf/conf.d/retry/30_exim4-config new file mode 100644 index 0000000..52b002f --- /dev/null +++ b/debian/debconf/conf.d/retry/30_exim4-config @@ -0,0 +1,19 @@ + +### retry/30_exim4-config +################################# + +# This single retry rule applies to all domains and all errors. It specifies +# retries every 15 minutes for 2 hours, then increasing retry intervals, +# starting at 1 hour and increasing each time by a factor of 1.5, up to 16 +# hours, then retries every 6 hours until 4 days have passed since the first +# failed delivery. + +# Please note that these rules only limit the frequency of retries, the +# effective retry-time depends on the frequency of queue-running, too. +# See QUEUEINTERVAL in /etc/default/exim4. + +# Address or Domain Error Retries +# ----------------- ----- ------- + +* * F,2h,15m; G,16h,1h,1.5; F,4d,6h + diff --git a/debian/debconf/conf.d/rewrite/00_exim4-config_header b/debian/debconf/conf.d/rewrite/00_exim4-config_header new file mode 100644 index 0000000..a32db17 --- /dev/null +++ b/debian/debconf/conf.d/rewrite/00_exim4-config_header @@ -0,0 +1,7 @@ + +###################################################################### +# REWRITE CONFIGURATION # +###################################################################### + +begin rewrite + diff --git a/debian/debconf/conf.d/rewrite/31_exim4-config_rewriting b/debian/debconf/conf.d/rewrite/31_exim4-config_rewriting new file mode 100644 index 0000000..b7415b6 --- /dev/null +++ b/debian/debconf/conf.d/rewrite/31_exim4-config_rewriting @@ -0,0 +1,16 @@ + +### rewrite/31_exim4-config_rewriting +################################# + +# This rewriting rule is particularly useful for dialup users who +# don't have their own domain, but could be useful for anyone. +# It looks up the real address of all local users in a file +.ifndef NO_EAA_REWRITE_REWRITE +*@+local_domains "${lookup{${local_part}}lsearch{/etc/email-addresses}\ + {$value}fail}" Ffrs +# identical rewriting rule for /etc/mailname +*@ETC_MAILNAME "${lookup{${local_part}}lsearch{/etc/email-addresses}\ + {$value}fail}" Ffrs +.endif + + diff --git a/debian/debconf/conf.d/router/00_exim4-config_header b/debian/debconf/conf.d/router/00_exim4-config_header new file mode 100644 index 0000000..531e21f --- /dev/null +++ b/debian/debconf/conf.d/router/00_exim4-config_header @@ -0,0 +1,11 @@ + +###################################################################### +# ROUTERS CONFIGURATION # +# Specifies how addresses are handled # +###################################################################### +# THE ORDER IN WHICH THE ROUTERS ARE DEFINED IS IMPORTANT! # +# An address is passed to each router in turn until it is accepted. # +###################################################################### + +begin routers + diff --git a/debian/debconf/conf.d/router/100_exim4-config_domain_literal b/debian/debconf/conf.d/router/100_exim4-config_domain_literal new file mode 100644 index 0000000..d37fea6 --- /dev/null +++ b/debian/debconf/conf.d/router/100_exim4-config_domain_literal @@ -0,0 +1,18 @@ + +### router/100_exim4-config_domain_literal +################################# + +# This router handles e-mail addresses in "domain literal" form like +# <user@[10.11.12.13]>. The RFCs require this facility, but it is disabled +# in the default config since it is rarely used and frequently abused. +# Domain literal support also needs to be enabled in the main config, +# which is automatically done if you use the enable macro +# MAIN_ALLOW_DOMAIN_LITERALS. + +.ifdef MAIN_ALLOW_DOMAIN_LITERALS +domain_literal: + debug_print = "R: domain_literal for $local_part@$domain" + driver = ipliteral + domains = ! +local_domains + transport = remote_smtp +.endif diff --git a/debian/debconf/conf.d/router/150_exim4-config_hubbed_hosts b/debian/debconf/conf.d/router/150_exim4-config_hubbed_hosts new file mode 100644 index 0000000..a0fcb26 --- /dev/null +++ b/debian/debconf/conf.d/router/150_exim4-config_hubbed_hosts @@ -0,0 +1,18 @@ + +# router/150_exim4-config_hubbed_hosts +################################# + +# route specific domains manually. +# +# see exim4-config_files(5) and spec.txt chapter 20.3 through 20.7 for +# more detailed documentation. + +hubbed_hosts: + debug_print = "R: hubbed_hosts for $domain" + driver = manualroute + domains = "${if exists{CONFDIR/hubbed_hosts}\ + {partial-lsearch;CONFDIR/hubbed_hosts}\ + fail}" + same_domain_copy_routing = yes + route_data = ${lookup{$domain}partial-lsearch{CONFDIR/hubbed_hosts}} + transport = remote_smtp diff --git a/debian/debconf/conf.d/router/200_exim4-config_primary b/debian/debconf/conf.d/router/200_exim4-config_primary new file mode 100644 index 0000000..0022dc6 --- /dev/null +++ b/debian/debconf/conf.d/router/200_exim4-config_primary @@ -0,0 +1,92 @@ + +### router/200_exim4-config_primary +################################# +# This file holds the primary router, responsible for nonlocal mails + +.ifdef DCconfig_internet +# configtype=internet +# +# deliver mail to the recipient if recipient domain is a domain we +# relay for. We do not ignore any target hosts here since delivering to +# a site local or even a link local address might be wanted here, and if +# such an address has found its way into the MX record of such a domain, +# the local admin is probably in a place where that broken MX record +# could be fixed. + +dnslookup_relay_to_domains: + debug_print = "R: dnslookup_relay_to_domains for $local_part@$domain" + driver = dnslookup + domains = ! +local_domains : +relay_to_domains + transport = remote_smtp + same_domain_copy_routing = yes + no_more + +# ignore private rfc1918, loopback, APIPA/link-local, local broadcast, unspecified, unique local, linked-scoped unicast and discard-Only +.ifndef ROUTER_DNSLOOKUP_IGNORE_TARGET_HOSTS +ROUTER_DNSLOOKUP_IGNORE_TARGET_HOSTS = <; 0.0.0.0 ; 127.0.0.0/8 ; 192.168.0.0/16 ; 172.16.0.0/12 ; 10.0.0.0/8 ; 169.254.0.0/16 ; 255.255.255.255 ; ::/128 ; ::1/128 ; fc00::/7 ; fe80::/10 ; 100::/64 +.endif + +# deliver mail directly to the recipient. This router is only reached +# for domains that we do not relay for. Since we most probably can't +# have broken MX records pointing to site local or link local IP +# addresses fixed, we ignore target hosts pointing to these addresses. + +dnslookup: + debug_print = "R: dnslookup for $local_part@$domain" + driver = dnslookup + domains = ! +local_domains + transport = remote_smtp + same_domain_copy_routing = yes + ignore_target_hosts = ROUTER_DNSLOOKUP_IGNORE_TARGET_HOSTS + no_more + +.endif + + +.ifdef DCconfig_local +# configtype=local +# +# Stand-alone system, so generate an error for mail to a non-local domain +nonlocal: + debug_print = "R: nonlocal for $local_part@$domain" + driver = redirect + domains = ! +local_domains + allow_fail + data = :fail: Mailing to remote domains not supported + no_more + +.endif + + +.ifdef DCconfig_smarthost DCconfig_satellite +# configtype=smarthost or configtype=satellite +# +# Send all non-local mail to a single other machine (smarthost). +# +# This means _ALL_ non-local mail goes to the smarthost. This will most +# probably not do what you want for domains that are listed in +# relay_domains. The most typical use for relay_domains is to control +# relaying for incoming e-mail on secondary MX hosts. In that case, +# it doesn't make sense to send the mail to the smarthost since the +# smarthost will probably send the message right back here, causing a +# loop. +# +# If you want to use a smarthost while being secondary MX for some +# domains, you'll need to copy the dnslookup_relay_to_domains router +# here so that mail to relay_domains is handled separately. + +smarthost: + debug_print = "R: smarthost for $local_part@$domain" + driver = manualroute + domains = ! +local_domains + transport = remote_smtp_smarthost + route_list = * DCsmarthost byname + host_find_failed = ignore + same_domain_copy_routing = yes + no_more + +.endif + + +# The "no_more" above means that all later routers are for +# domains in the local_domains list, i.e. just like Exim 3 directors. diff --git a/debian/debconf/conf.d/router/300_exim4-config_real_local b/debian/debconf/conf.d/router/300_exim4-config_real_local new file mode 100644 index 0000000..34ea282 --- /dev/null +++ b/debian/debconf/conf.d/router/300_exim4-config_real_local @@ -0,0 +1,22 @@ + +### router/300_exim4-config_real_local +################################# + +# This router allows reaching a local user while avoiding local +# processing. This can be used to inform a user of a broken .forward +# file, for example. The userforward router does this. + +COND_LOCAL_SUBMITTER = "\ + ${if match_ip{$sender_host_address}{:@[]}\ + {1}{0}\ + }" + +real_local: + debug_print = "R: real_local for $local_part@$domain" + driver = accept + domains = +local_domains + condition = COND_LOCAL_SUBMITTER + local_part_prefix = real- + check_local_user + transport = LOCAL_DELIVERY + diff --git a/debian/debconf/conf.d/router/400_exim4-config_system_aliases b/debian/debconf/conf.d/router/400_exim4-config_system_aliases new file mode 100644 index 0000000..f5f5f1c --- /dev/null +++ b/debian/debconf/conf.d/router/400_exim4-config_system_aliases @@ -0,0 +1,44 @@ + +### router/400_exim4-config_system_aliases +################################# + +# This router handles aliasing using a traditional /etc/aliases file. +# +##### NB You must ensure that /etc/aliases exists. It used to be the case +##### NB that every Unix had that file, because it was the Sendmail default. +##### NB These days, there are systems that don't have it. Your aliases +##### NB file should at least contain an alias for "postmaster". +# +# This router handles the local part in a case-insensitive way which +# satisfies the RFCs requirement that postmaster be reachable regardless +# of case. If you decide to handle /etc/aliases in a caseful way, you +# need to make arrangements for a caseless postmaster. +# +# Delivery to arbitrary directories, files, and piping to programs in +# /etc/aliases is disabled per default. +# If that is a problem for you, see +# /usr/share/doc/exim4-base/README.Debian.gz +# for explanation and some workarounds. + +system_aliases: + debug_print = "R: system_aliases for $local_part@$domain" + driver = redirect + domains = +local_domains + allow_fail + allow_defer + data = ${lookup{$local_part}lsearch{/etc/aliases}} + .ifdef SYSTEM_ALIASES_USER + user = SYSTEM_ALIASES_USER + .endif + .ifdef SYSTEM_ALIASES_GROUP + group = SYSTEM_ALIASES_GROUP + .endif + .ifdef SYSTEM_ALIASES_FILE_TRANSPORT + file_transport = SYSTEM_ALIASES_FILE_TRANSPORT + .endif + .ifdef SYSTEM_ALIASES_PIPE_TRANSPORT + pipe_transport = SYSTEM_ALIASES_PIPE_TRANSPORT + .endif + .ifdef SYSTEM_ALIASES_DIRECTORY_TRANSPORT + directory_transport = SYSTEM_ALIASES_DIRECTORY_TRANSPORT + .endif diff --git a/debian/debconf/conf.d/router/500_exim4-config_hubuser b/debian/debconf/conf.d/router/500_exim4-config_hubuser new file mode 100644 index 0000000..1884b21 --- /dev/null +++ b/debian/debconf/conf.d/router/500_exim4-config_hubuser @@ -0,0 +1,31 @@ + +### router/500_exim4-config_hubuser +################################# + +.ifdef DCconfig_satellite +# This router is only used for configtype=satellite. +# It takes care to route all mail targeted to <somelocaluser@this.machine> +# to the host where we read our mail +# +hub_user: + debug_print = "R: hub_user for $local_part@$domain" + driver = redirect + domains = +local_domains + data = ${local_part}@DCreadhost + check_local_user + +# Grab the redirected mail and deliver it. +# This is a duplicate of the smarthost router, needed because +# DCreadhost might end up as part of +local_domains +hub_user_smarthost: + debug_print = "R: hub_user_smarthost for $local_part@$domain" + driver = manualroute + domains = DCreadhost + transport = remote_smtp_smarthost + route_list = * DCsmarthost byname + host_find_failed = ignore + same_domain_copy_routing = yes + check_local_user +.endif + + diff --git a/debian/debconf/conf.d/router/600_exim4-config_userforward b/debian/debconf/conf.d/router/600_exim4-config_userforward new file mode 100644 index 0000000..01fc0ba --- /dev/null +++ b/debian/debconf/conf.d/router/600_exim4-config_userforward @@ -0,0 +1,51 @@ + +### router/600_exim4-config_userforward +################################# + +# This router handles forwarding using traditional .forward files in users' +# home directories. It also allows mail filtering with a forward file +# starting with the string "# Exim filter" or "# Sieve filter". +# +# The no_verify setting means that this router is skipped when Exim is +# verifying addresses. Similarly, no_expn means that this router is skipped if +# Exim is processing an EXPN command. +# +# The check_ancestor option means that if the forward file generates an +# address that is an ancestor of the current one, the current one gets +# passed on instead. This covers the case where A is aliased to B and B +# has a .forward file pointing to A. +# +# The four transports specified at the end are those that are used when +# forwarding generates a direct delivery to a directory, or a file, or to a +# pipe, or sets up an auto-reply, respectively. +# +userforward: + debug_print = "R: userforward for $local_part@$domain" + driver = redirect + domains = +local_domains + check_local_user + file = $home/.forward + require_files = $local_part_data:$home/.forward + no_verify + no_expn + check_ancestor + allow_filter + forbid_smtp_code = true + directory_transport = address_directory + file_transport = address_file + pipe_transport = address_pipe + reply_transport = address_reply + skip_syntax_errors + syntax_errors_to = real-$local_part@$domain + syntax_errors_text = \ + This is an automatically generated message. An error has\n\ + been found in your .forward file. Details of the error are\n\ + reported below. While this error persists, you will receive\n\ + a copy of this message for every message that is addressed\n\ + to you. If your .forward file is a filter file, or if it is\n\ + a non-filter file containing no valid forwarding addresses,\n\ + a copy of each incoming message will be put in your normal\n\ + mailbox. If a non-filter file contains at least one valid\n\ + forwarding address, forwarding to the valid addresses will\n\ + happen, and those will be the only deliveries that occur. + diff --git a/debian/debconf/conf.d/router/700_exim4-config_procmail b/debian/debconf/conf.d/router/700_exim4-config_procmail new file mode 100644 index 0000000..55d4eb6 --- /dev/null +++ b/debian/debconf/conf.d/router/700_exim4-config_procmail @@ -0,0 +1,15 @@ + +procmail: + debug_print = "R: procmail for $local_part@$domain" + driver = accept + domains = +local_domains + check_local_user + transport = procmail_pipe + # emulate OR with "if exists"-expansion + require_files = ${local_part_data}:\ + ${if exists{/etc/procmailrc}\ + {/etc/procmailrc}{${home}/.procmailrc}}:\ + +/usr/bin/procmail + no_verify + no_expn + diff --git a/debian/debconf/conf.d/router/800_exim4-config_maildrop b/debian/debconf/conf.d/router/800_exim4-config_maildrop new file mode 100644 index 0000000..0777f14 --- /dev/null +++ b/debian/debconf/conf.d/router/800_exim4-config_maildrop @@ -0,0 +1,14 @@ + +### router/800_exim4-config_maildrop +################################# + +maildrop: + debug_print = "R: maildrop for $local_part@$domain" + driver = accept + domains = +local_domains + check_local_user + transport = maildrop_pipe + require_files = ${local_part_data}:${home}/.mailfilter:+/usr/bin/maildrop + no_verify + no_expn + diff --git a/debian/debconf/conf.d/router/850_exim4-config_lowuid b/debian/debconf/conf.d/router/850_exim4-config_lowuid new file mode 100644 index 0000000..43741c6 --- /dev/null +++ b/debian/debconf/conf.d/router/850_exim4-config_lowuid @@ -0,0 +1,29 @@ + +### router/850_exim4-config_lowuid +################################# + +.ifndef FIRST_USER_ACCOUNT_UID +FIRST_USER_ACCOUNT_UID = 0 +.endif + +.ifndef DEFAULT_SYSTEM_ACCOUNT_ALIAS +DEFAULT_SYSTEM_ACCOUNT_ALIAS = :fail: no mail to system accounts +.endif + +COND_SYSTEM_USER_AND_REMOTE_SUBMITTER = "\ + ${if and{{! match_ip{$sender_host_address}{:@[]}}\ + {<{$local_user_uid}{FIRST_USER_ACCOUNT_UID}}}\ + {1}{0}\ + }" + +lowuid_aliases: + debug_print = "R: lowuid_aliases for $local_part@$domain (UID $local_user_uid)" + check_local_user + driver = redirect + allow_fail + domains = +local_domains + condition = COND_SYSTEM_USER_AND_REMOTE_SUBMITTER + data = ${if exists{CONFDIR/lowuid-aliases}\ + {${lookup{$local_part}lsearch{CONFDIR/lowuid-aliases}\ + {$value}{DEFAULT_SYSTEM_ACCOUNT_ALIAS}}}\ + {DEFAULT_SYSTEM_ACCOUNT_ALIAS}} diff --git a/debian/debconf/conf.d/router/900_exim4-config_local_user b/debian/debconf/conf.d/router/900_exim4-config_local_user new file mode 100644 index 0000000..423c729 --- /dev/null +++ b/debian/debconf/conf.d/router/900_exim4-config_local_user @@ -0,0 +1,15 @@ + +### router/900_exim4-config_local_user +################################# + +# This router matches local user mailboxes. If the router fails, the error +# message is "Unknown user". + +local_user: + debug_print = "R: local_user for $local_part@$domain" + driver = accept + domains = +local_domains + check_local_user + local_parts = ! root + transport = LOCAL_DELIVERY + cannot_route_message = Unknown user diff --git a/debian/debconf/conf.d/router/mmm_mail4root b/debian/debconf/conf.d/router/mmm_mail4root new file mode 100644 index 0000000..88017ba --- /dev/null +++ b/debian/debconf/conf.d/router/mmm_mail4root @@ -0,0 +1,17 @@ + +### router/mmm_mail4root +################################# +# deliver mail addressed to root to /var/mail/mail as user mail:mail +# if it was not redirected in /etc/aliases or by other means +# Exim cannot deliver as root since 4.24 (FIXED_NEVER_USERS) + +mail4root: + debug_print = "R: mail4root for $local_part@$domain" + driver = redirect + domains = +local_domains + data = /var/mail/mail + file_transport = address_file + local_parts = root + user = mail + group = mail + diff --git a/debian/debconf/conf.d/transport/00_exim4-config_header b/debian/debconf/conf.d/transport/00_exim4-config_header new file mode 100644 index 0000000..48e45da --- /dev/null +++ b/debian/debconf/conf.d/transport/00_exim4-config_header @@ -0,0 +1,13 @@ + +###################################################################### +# TRANSPORTS CONFIGURATION # +###################################################################### +# ORDER DOES NOT MATTER # +# Only one appropriate transport is called for each delivery. # +###################################################################### + +# A transport is used only when referenced from a router that successfully +# handles an address. + +begin transports + diff --git a/debian/debconf/conf.d/transport/10_exim4-config_transport-macros b/debian/debconf/conf.d/transport/10_exim4-config_transport-macros new file mode 100644 index 0000000..e185d40 --- /dev/null +++ b/debian/debconf/conf.d/transport/10_exim4-config_transport-macros @@ -0,0 +1,20 @@ + +### transport/10_exim4-config_transport-macros +################################# + +.ifdef HIDE_MAILNAME +REMOTE_SMTP_HEADERS_REWRITE=*@+local_domains $1@DCreadhost frs : *@ETC_MAILNAME $1@DCreadhost frs +REMOTE_SMTP_RETURN_PATH=${if match_domain{$sender_address_domain}{+local_domains}{${sender_address_local_part}@DCreadhost}{${if match_domain{$sender_address_domain}{ETC_MAILNAME}{${sender_address_local_part}@DCreadhost}fail}}} +.endif + +.ifdef REMOTE_SMTP_HELO_FROM_DNS +.ifdef REMOTE_SMTP_HELO_DATA +REMOTE_SMTP_HELO_DATA==${lookup dnsdb {ptr=$sending_ip_address}{$value}{$primary_hostname}} +.else +REMOTE_SMTP_HELO_DATA=${lookup dnsdb {ptr=$sending_ip_address}{$value}{$primary_hostname}} +.endif +.endif + +.ifndef REMOTE_SMTP_SMARTHOST_TLS_VERIFY_HOSTS + REMOTE_SMTP_SMARTHOST_TLS_VERIFY_HOSTS = * +.endif diff --git a/debian/debconf/conf.d/transport/30_exim4-config_address_file b/debian/debconf/conf.d/transport/30_exim4-config_address_file new file mode 100644 index 0000000..82b55e2 --- /dev/null +++ b/debian/debconf/conf.d/transport/30_exim4-config_address_file @@ -0,0 +1,11 @@ + +# This transport is used for handling deliveries directly to files that are +# generated by aliasing or forwarding. +# +address_file: + debug_print = "T: address_file for $local_part@$domain" + driver = appendfile + delivery_date_add + envelope_to_add + return_path_add + diff --git a/debian/debconf/conf.d/transport/30_exim4-config_address_pipe b/debian/debconf/conf.d/transport/30_exim4-config_address_pipe new file mode 100644 index 0000000..c5f1828 --- /dev/null +++ b/debian/debconf/conf.d/transport/30_exim4-config_address_pipe @@ -0,0 +1,10 @@ + +# This transport is used for handling pipe deliveries generated by +# .forward files. If the commands fails and produces any output on standard +# output or standard error streams, the output is returned to the sender +# of the message as a delivery error. +address_pipe: + debug_print = "T: address_pipe for $local_part@$domain" + driver = pipe + return_fail_output + diff --git a/debian/debconf/conf.d/transport/30_exim4-config_address_reply b/debian/debconf/conf.d/transport/30_exim4-config_address_reply new file mode 100644 index 0000000..b2b8862 --- /dev/null +++ b/debian/debconf/conf.d/transport/30_exim4-config_address_reply @@ -0,0 +1,8 @@ + +# This transport is used for handling autoreplies generated by the filtering +# option of the userforward router. +# +address_reply: + debug_print = "T: autoreply for $local_part@$domain" + driver = autoreply + diff --git a/debian/debconf/conf.d/transport/30_exim4-config_mail_spool b/debian/debconf/conf.d/transport/30_exim4-config_mail_spool new file mode 100644 index 0000000..98dc64c --- /dev/null +++ b/debian/debconf/conf.d/transport/30_exim4-config_mail_spool @@ -0,0 +1,17 @@ + +### transport/30_exim4-config_mail_spool + +# This transport is used for local delivery to user mailboxes in traditional +# BSD mailbox format. +# +mail_spool: + debug_print = "T: appendfile for $local_part@$domain" + driver = appendfile + file = /var/mail/$local_part_data + delivery_date_add + envelope_to_add + return_path_add + group = mail + mode = 0660 + mode_fail_narrower = false + diff --git a/debian/debconf/conf.d/transport/30_exim4-config_maildir_home b/debian/debconf/conf.d/transport/30_exim4-config_maildir_home new file mode 100644 index 0000000..a872acc --- /dev/null +++ b/debian/debconf/conf.d/transport/30_exim4-config_maildir_home @@ -0,0 +1,41 @@ + +### transport/30_exim4-config_maildir_home +################################# + +# Use this instead of mail_spool if you want to to deliver to Maildir in +# home-directory - change the definition of LOCAL_DELIVERY +# +maildir_home: + debug_print = "T: maildir_home for $local_part@$domain" + driver = appendfile + .ifdef MAILDIR_HOME_MAILDIR_LOCATION + directory = MAILDIR_HOME_MAILDIR_LOCATION + .else + directory = $home/Maildir + .endif + .ifdef MAILDIR_HOME_CREATE_DIRECTORY + create_directory + .endif + .ifdef MAILDIR_HOME_CREATE_FILE + create_file = MAILDIR_HOME_CREATE_FILE + .endif + delivery_date_add + envelope_to_add + return_path_add + maildir_format + .ifdef MAILDIR_HOME_DIRECTORY_MODE + directory_mode = MAILDIR_HOME_DIRECTORY_MODE + .else + directory_mode = 0700 + .endif + .ifdef MAILDIR_HOME_MODE + mode = MAILDIR_HOME_MODE + .else + mode = 0600 + .endif + mode_fail_narrower = false + # This transport always chdirs to $home before trying to deliver. If + # $home is not accessible, this chdir fails and prevents delivery. + # If you are in a setup where home directories might not be + # accessible, uncomment the current_directory line below. + # current_directory = / diff --git a/debian/debconf/conf.d/transport/30_exim4-config_maildrop_pipe b/debian/debconf/conf.d/transport/30_exim4-config_maildrop_pipe new file mode 100644 index 0000000..3bd8924 --- /dev/null +++ b/debian/debconf/conf.d/transport/30_exim4-config_maildrop_pipe @@ -0,0 +1,12 @@ + +maildrop_pipe: + debug_print = "T: maildrop_pipe for $local_part@$domain" + driver = pipe + path = "/bin:/usr/bin:/usr/local/bin" + command = "/usr/bin/maildrop" + message_prefix = + message_suffix = + return_path_add + delivery_date_add + envelope_to_add + diff --git a/debian/debconf/conf.d/transport/30_exim4-config_procmail_pipe b/debian/debconf/conf.d/transport/30_exim4-config_procmail_pipe new file mode 100644 index 0000000..5fb03ff --- /dev/null +++ b/debian/debconf/conf.d/transport/30_exim4-config_procmail_pipe @@ -0,0 +1,10 @@ + +procmail_pipe: + debug_print = "T: procmail_pipe for $local_part@$domain" + driver = pipe + path = "/bin:/usr/bin:/usr/local/bin" + command = "/usr/bin/procmail" + return_path_add + delivery_date_add + envelope_to_add + diff --git a/debian/debconf/conf.d/transport/30_exim4-config_remote_smtp b/debian/debconf/conf.d/transport/30_exim4-config_remote_smtp new file mode 100644 index 0000000..f9b3a3a --- /dev/null +++ b/debian/debconf/conf.d/transport/30_exim4-config_remote_smtp @@ -0,0 +1,65 @@ + +### transport/30_exim4-config_remote_smtp +################################# +# This transport is used for delivering messages over SMTP connections. +# Refuse to send any message with over-long lines, which could have +# been received other than via SMTP. The use of message_size_limit to +# enforce this is a red herring. + +remote_smtp: + debug_print = "T: remote_smtp for $local_part@$domain" + driver = smtp +.ifndef IGNORE_SMTP_LINE_LENGTH_LIMIT + message_size_limit = ${if > {$max_received_linelength}{998} {1}{0}} +.endif +.ifdef REMOTE_SMTP_HOSTS_AVOID_TLS + hosts_avoid_tls = REMOTE_SMTP_HOSTS_AVOID_TLS +.endif +.ifdef REMOTE_SMTP_HEADERS_REWRITE + headers_rewrite = REMOTE_SMTP_HEADERS_REWRITE +.endif +.ifdef REMOTE_SMTP_RETURN_PATH + return_path = REMOTE_SMTP_RETURN_PATH +.endif +.ifdef REMOTE_SMTP_HELO_DATA + helo_data=REMOTE_SMTP_HELO_DATA +.endif +.ifdef REMOTE_SMTP_INTERFACE + interface = REMOTE_SMTP_INTERFACE +.endif +.ifdef DKIM_DOMAIN +dkim_domain = DKIM_DOMAIN +.endif +.ifdef DKIM_SELECTOR +dkim_selector = DKIM_SELECTOR +.endif +.ifdef DKIM_PRIVATE_KEY +dkim_private_key = DKIM_PRIVATE_KEY +.endif +.ifdef DKIM_CANON +dkim_canon = DKIM_CANON +.endif +.ifdef DKIM_STRICT +dkim_strict = DKIM_STRICT +.endif +.ifdef DKIM_SIGN_HEADERS +dkim_sign_headers = DKIM_SIGN_HEADERS +.endif +.ifdef DKIM_TIMESTAMPS +dkim_timestamps = DKIM_TIMESTAMPS +.endif +.ifdef TLS_DH_MIN_BITS +tls_dh_min_bits = TLS_DH_MIN_BITS +.endif +.ifdef REMOTE_SMTP_TLS_CERTIFICATE +tls_certificate = REMOTE_SMTP_TLS_CERTIFICATE +.endif +.ifdef REMOTE_SMTP_PRIVATEKEY +tls_privatekey = REMOTE_SMTP_PRIVATEKEY +.endif +.ifdef REMOTE_SMTP_HOSTS_REQUIRE_TLS + hosts_require_tls = REMOTE_SMTP_HOSTS_REQUIRE_TLS +.endif +.ifdef REMOTE_SMTP_TRANSPORTS_HEADERS_REMOVE + headers_remove = REMOTE_SMTP_TRANSPORTS_HEADERS_REMOVE +.endif diff --git a/debian/debconf/conf.d/transport/30_exim4-config_remote_smtp_smarthost b/debian/debconf/conf.d/transport/30_exim4-config_remote_smtp_smarthost new file mode 100644 index 0000000..9db9c78 --- /dev/null +++ b/debian/debconf/conf.d/transport/30_exim4-config_remote_smtp_smarthost @@ -0,0 +1,57 @@ + +### transport/30_exim4-config_remote_smtp_smarthost +################################# + +# This transport is used for delivering messages over SMTP connections +# to a smarthost. The local host tries to authenticate. +# This transport is used for smarthost and satellite configurations. +# Refuse to send any messsage with over-long lines, which could have +# been received other than via SMTP. The use of message_size_limit to +# enforce this is a red herring. + +remote_smtp_smarthost: + debug_print = "T: remote_smtp_smarthost for $local_part@$domain" + driver = smtp + multi_domain +.ifndef IGNORE_SMTP_LINE_LENGTH_LIMIT + message_size_limit = ${if > {$max_received_linelength}{998} {1}{0}} +.endif + hosts_try_auth = <; ${if exists{CONFDIR/passwd.client} \ + {\ + ${lookup{$host}nwildlsearch{CONFDIR/passwd.client}{$host_address}}\ + }\ + {} \ + } +.ifdef REMOTE_SMTP_SMARTHOST_HOSTS_AVOID_TLS + hosts_avoid_tls = REMOTE_SMTP_SMARTHOST_HOSTS_AVOID_TLS +.endif +.ifdef REMOTE_SMTP_SMARTHOST_HOSTS_REQUIRE_TLS + hosts_require_tls = REMOTE_SMTP_SMARTHOST_HOSTS_REQUIRE_TLS +.endif +.ifdef REMOTE_SMTP_SMARTHOST_TLS_VERIFY_CERTIFICATES + tls_verify_certificates = REMOTE_SMTP_SMARTHOST_TLS_VERIFY_CERTIFICATES +.endif +.ifdef REMOTE_SMTP_SMARTHOST_TLS_VERIFY_HOSTS + tls_verify_hosts = REMOTE_SMTP_SMARTHOST_TLS_VERIFY_HOSTS +.endif +.ifdef REMOTE_SMTP_HEADERS_REWRITE + headers_rewrite = REMOTE_SMTP_HEADERS_REWRITE +.endif +.ifdef REMOTE_SMTP_RETURN_PATH + return_path = REMOTE_SMTP_RETURN_PATH +.endif +.ifdef REMOTE_SMTP_HELO_DATA + helo_data=REMOTE_SMTP_HELO_DATA +.endif +.ifdef TLS_DH_MIN_BITS +tls_dh_min_bits = TLS_DH_MIN_BITS +.endif +.ifdef REMOTE_SMTP_SMARTHOST_TLS_CERTIFICATE +tls_certificate = REMOTE_SMTP_SMARTHOST_TLS_CERTIFICATE +.endif +.ifdef REMOTE_SMTP_SMARTHOST_PRIVATEKEY +tls_privatekey = REMOTE_SMTP_SMARTHOST_PRIVATEKEY +.endif +.ifdef REMOTE_SMTP_TRANSPORTS_HEADERS_REMOVE + headers_remove = REMOTE_SMTP_TRANSPORTS_HEADERS_REMOVE +.endif diff --git a/debian/debconf/conf.d/transport/35_exim4-config_address_directory b/debian/debconf/conf.d/transport/35_exim4-config_address_directory new file mode 100644 index 0000000..6861426 --- /dev/null +++ b/debian/debconf/conf.d/transport/35_exim4-config_address_directory @@ -0,0 +1,14 @@ +# This transport is used for handling file addresses generated by alias +# or .forward files if the path ends in "/", which causes it to be treated +# as a directory name rather than a file name. + +address_directory: + debug_print = "T: address_directory for $local_part@$domain" + driver = appendfile + delivery_date_add + envelope_to_add + return_path_add + check_string = "" + escape_string = "" + maildir_format + |