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+# -*- text -*-
+######################################################################
+#
+# This is a virtual server that handles *only* inner tunnel
+# requests for EAP-TTLS and PEAP types.
+#
+# $Id$
+#
+######################################################################
+
+server inner-tunnel {
+
+#
+# This next section is here to allow testing of the "inner-tunnel"
+# authentication methods, independently from the "default" server.
+# It is listening on "localhost", so that it can only be used from
+# the same machine.
+#
+# $ radtest USER PASSWORD 127.0.0.1:18120 0 testing123
+#
+# If it works, you have configured the inner tunnel correctly. To check
+# if PEAP will work, use:
+#
+# $ radtest -t mschap USER PASSWORD 127.0.0.1:18120 0 testing123
+#
+# If that works, PEAP should work. If that command doesn't work, then
+#
+# FIX THE INNER TUNNEL CONFIGURATION SO THAT IT WORKS.
+#
+# Do NOT do any PEAP tests. It won't help. Instead, concentrate
+# on fixing the inner tunnel configuration. DO NOTHING ELSE.
+#
+listen {
+ ipaddr = 127.0.0.1
+ port = 18120
+ type = auth
+}
+
+
+# Authorization. First preprocess (hints and huntgroups files),
+# then realms, and finally look in the "users" file.
+#
+# The order of the realm modules will determine the order that
+# we try to find a matching realm.
+#
+# Make *sure* that 'preprocess' comes before any realm if you
+# need to setup hints for the remote radius server
+authorize {
+ #
+ # Take a User-Name, and perform some checks on it, for spaces and other
+ # invalid characters. If the User-Name appears invalid, reject the
+ # request.
+ #
+ # See policy.d/filter for the definition of the filter_username policy.
+ #
+ filter_username
+
+ #
+ # Do checks on outer / inner User-Name, so that users
+ # can't spoof us by using incompatible identities
+ #
+# filter_inner_identity
+
+ #
+ # The chap module will set 'Auth-Type := CHAP' if we are
+ # handling a CHAP request and Auth-Type has not already been set
+ chap
+
+ #
+ # If the users are logging in with an MS-CHAP-Challenge
+ # attribute for authentication, the mschap module will find
+ # the MS-CHAP-Challenge attribute, and add 'Auth-Type := MS-CHAP'
+ # to the request, which will cause the server to then use
+ # the mschap module for authentication.
+ mschap
+
+ #
+ # Pull crypt'd passwords from /etc/passwd or /etc/shadow,
+ # using the system API's to get the password. If you want
+ # to read /etc/passwd or /etc/shadow directly, see the
+ # passwd module, above.
+ #
+# unix
+
+ #
+ # Look for IPASS style 'realm/', and if not found, look for
+ # '@realm', and decide whether or not to proxy, based on
+ # that.
+# IPASS
+
+ #
+ # Look for realms in user@domain format
+ #
+ # Note that proxying the inner tunnel authentication means
+ # that the user MAY use one identity in the outer session
+ # (e.g. "anonymous", and a different one here
+ # (e.g. "user@example.com"). The inner session will then be
+ # proxied elsewhere for authentication. If you are not
+ # careful, this means that the user can cause you to forward
+ # the authentication to another RADIUS server, and have the
+ # accounting logs *not* sent to the other server. This makes
+ # it difficult to bill people for their network activity.
+ #
+ suffix
+# ntdomain
+
+ #
+ # The "suffix" module takes care of stripping the domain
+ # (e.g. "@example.com") from the User-Name attribute, and the
+ # next few lines ensure that the request is not proxied.
+ #
+ # If you want the inner tunnel request to be proxied, delete
+ # the next few lines.
+ #
+ update control {
+ &Proxy-To-Realm := LOCAL
+ }
+
+ #
+ # This module takes care of EAP-MSCHAPv2 authentication.
+ #
+ # It also sets the EAP-Type attribute in the request
+ # attribute list to the EAP type from the packet.
+ #
+ # The example below uses module failover to avoid querying all
+ # of the following modules if the EAP module returns "ok".
+ # Therefore, your LDAP and/or SQL servers will not be queried
+ # for the many packets that go back and forth to set up TTLS
+ # or PEAP. The load on those servers will therefore be reduced.
+ #
+ eap {
+ ok = return
+ }
+
+ #
+ # Read the 'users' file
+ files
+
+ #
+ # Look in an SQL database. The schema of the database
+ # is meant to mirror the "users" file.
+ #
+ # See "Authorization Queries" in `mods-config/sql/main/$driver/queries.conf`
+ -sql
+
+ #
+ # If you are using /etc/smbpasswd, and are also doing
+ # mschap authentication, the un-comment this line, and
+ # enable the "smbpasswd" module.
+# smbpasswd
+
+ #
+ # The ldap module reads passwords from the LDAP database.
+ -ldap
+
+ #
+ # Enforce daily limits on time spent logged in.
+# daily
+
+ expiration
+ logintime
+
+ #
+ # If no other module has claimed responsibility for
+ # authentication, then try to use PAP. This allows the
+ # other modules listed above to add a "known good" password
+ # to the request, and to do nothing else. The PAP module
+ # will then see that password, and use it to do PAP
+ # authentication.
+ #
+ # This module should be listed last, so that the other modules
+ # get a chance to set Auth-Type for themselves.
+ #
+ pap
+}
+
+
+# Authentication.
+#
+#
+# This section lists which modules are available for authentication.
+# Note that it does NOT mean 'try each module in order'. It means
+# that a module from the 'authorize' section adds a configuration
+# attribute 'Auth-Type := FOO'. That authentication type is then
+# used to pick the appropriate module from the list below.
+#
+
+# In general, you SHOULD NOT set the Auth-Type attribute. The server
+# will figure it out on its own, and will do the right thing. The
+# most common side effect of erroneously setting the Auth-Type
+# attribute is that one authentication method will work, but the
+# others will not.
+#
+# The common reasons to set the Auth-Type attribute by hand
+# is to either forcibly reject the user, or forcibly accept him.
+#
+authenticate {
+ #
+ # PAP authentication, when a back-end database listed
+ # in the 'authorize' section supplies a password. The
+ # password can be clear-text, or encrypted.
+ Auth-Type PAP {
+ pap
+ }
+
+ #
+ # Most people want CHAP authentication
+ # A back-end database listed in the 'authorize' section
+ # MUST supply a CLEAR TEXT password. Encrypted passwords
+ # won't work.
+ Auth-Type CHAP {
+ chap
+ }
+
+ #
+ # MSCHAP authentication.
+ Auth-Type MS-CHAP {
+ mschap
+ }
+
+ #
+ # For old names, too.
+ #
+ mschap
+
+ #
+ # Pluggable Authentication Modules.
+# pam
+
+ # Uncomment it if you want to use ldap for authentication
+ #
+ # Note that this means "check plain-text password against
+ # the ldap database", which means that EAP won't work,
+ # as it does not supply a plain-text password.
+ #
+ # We do NOT recommend using this. LDAP servers are databases.
+ # They are NOT authentication servers. FreeRADIUS is an
+ # authentication server, and knows what to do with authentication.
+ # LDAP servers do not.
+ #
+# Auth-Type LDAP {
+# ldap
+# }
+
+ #
+ # Allow EAP authentication.
+ eap
+}
+
+######################################################################
+#
+# There are no accounting requests inside of EAP-TTLS or PEAP
+# tunnels.
+#
+######################################################################
+
+
+# Session database, used for checking Simultaneous-Use. Either the radutmp
+# or rlm_sql module can handle this.
+# The rlm_sql module is *much* faster
+session {
+ radutmp
+
+ #
+ # See "Simultaneous Use Checking Queries" in `mods-config/sql/main/$driver/queries.conf`
+# sql
+}
+
+
+# Post-Authentication
+# Once we KNOW that the user has been authenticated, there are
+# additional steps we can take.
+#
+# Note that the last packet of the inner-tunnel authentication
+# MAY NOT BE the last packet of the outer session. So updating
+# the outer reply MIGHT work, and sometimes MIGHT NOT. The
+# exact functionality depends on both the inner and outer
+# authentication methods.
+#
+# If you need to send a reply attribute in the outer session,
+# the ONLY safe way is to set "use_tunneled_reply = yes", and
+# then update the inner-tunnel reply.
+post-auth {
+ # If you want privacy to remain, see the
+ # Chargeable-User-Identity attribute from RFC 4372.
+ # If you want to use it just uncomment the line below.
+# cui-inner
+
+ #
+ # If you want the Access-Accept to contain the inner
+ # User-Name, uncomment the following lines.
+ #
+# update outer.session-state {
+# User-Name := &User-Name
+# }
+
+ #
+ # If you want to have a log of authentication replies,
+ # un-comment the following line, and enable the
+ # 'detail reply_log' module.
+# reply_log
+
+ #
+ # After authenticating the user, do another SQL query.
+ #
+ # See "Authentication Logging Queries" in `mods-config/sql/main/$driver/queries.conf`
+ -sql
+
+ #
+ # Un-comment the following if you have set
+ # 'edir = yes' in the ldap module sub-section of
+ # the 'modules' section.
+ #
+# ldap
+
+
+ #
+ # Un-comment the following if you want to generate Moonshot (ABFAB) TargetedIds
+ #
+ # IMPORTANT: This requires the UUID package to be installed, and a targeted_id_salt
+ # to be configured.
+ #
+ # This functionality also supports SQL backing. To use this functionality, enable
+ # and configure the moonshot-targeted-ids SQL module in the mods-enabled directory.
+ # Then remove the comments from the appropriate lines in each of the below
+ # policies in the policy.d/moonshot-targeted-ids file.
+ #
+# moonshot_host_tid
+# moonshot_realm_tid
+# moonshot_coi_tid
+
+ #
+ # Instead of "use_tunneled_reply", change this "if (0)" to an
+ # "if (1)".
+ #
+ if (0) {
+ #
+ # These attributes are for the inner-tunnel only,
+ # and MUST NOT be copied to the outer reply.
+ #
+ update reply {
+ User-Name !* ANY
+ Message-Authenticator !* ANY
+ EAP-Message !* ANY
+ Proxy-State !* ANY
+ MS-MPPE-Encryption-Types !* ANY
+ MS-MPPE-Encryption-Policy !* ANY
+ MS-MPPE-Send-Key !* ANY
+ MS-MPPE-Recv-Key !* ANY
+ }
+
+ #
+ # Copy the inner reply attributes to the outer
+ # session-state list. The post-auth policy will take
+ # care of copying the outer session-state list to the
+ # outer reply.
+ #
+ update {
+ &outer.session-state: += &reply:
+ }
+ }
+
+ #
+ # Access-Reject packets are sent through the REJECT sub-section of the
+ # post-auth section.
+ #
+ # Add the ldap module name (or instance) if you have set
+ # 'edir = yes' in the ldap module configuration
+ #
+ Post-Auth-Type REJECT {
+ # log failed authentications in SQL, too.
+ -sql
+ attr_filter.access_reject
+
+ #
+ # Let the outer session know which module failed, and why.
+ #
+ update outer.session-state {
+ &Module-Failure-Message := &request:Module-Failure-Message
+ }
+ }
+}
+
+#
+# When the server decides to proxy a request to a home server,
+# the proxied request is first passed through the pre-proxy
+# stage. This stage can re-write the request, or decide to
+# cancel the proxy.
+#
+# Only a few modules currently have this method.
+#
+pre-proxy {
+ # Uncomment the following line if you want to change attributes
+ # as defined in the preproxy_users file.
+# files
+
+ # Uncomment the following line if you want to filter requests
+ # sent to remote servers based on the rules defined in the
+ # 'attrs.pre-proxy' file.
+# attr_filter.pre-proxy
+
+ # If you want to have a log of packets proxied to a home
+ # server, un-comment the following line, and the
+ # 'detail pre_proxy_log' section, above.
+# pre_proxy_log
+}
+
+#
+# When the server receives a reply to a request it proxied
+# to a home server, the request may be massaged here, in the
+# post-proxy stage.
+#
+post-proxy {
+
+ # If you want to have a log of replies from a home server,
+ # un-comment the following line, and the 'detail post_proxy_log'
+ # section, above.
+# post_proxy_log
+
+ # Uncomment the following line if you want to filter replies from
+ # remote proxies based on the rules defined in the 'attrs' file.
+# attr_filter.post-proxy
+
+ #
+ # If you are proxying LEAP, you MUST configure the EAP
+ # module, and you MUST list it here, in the post-proxy
+ # stage.
+ #
+ # You MUST also use the 'nostrip' option in the 'realm'
+ # configuration. Otherwise, the User-Name attribute
+ # in the proxied request will not match the user name
+ # hidden inside of the EAP packet, and the end server will
+ # reject the EAP request.
+ #
+ eap
+}
+
+} # inner-tunnel server block