469 lines
13 KiB
Plaintext
469 lines
13 KiB
Plaintext
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# -*- text -*-
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######################################################################
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#
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# This is a virtual server that handles *only* inner tunnel
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# requests for EAP-TTLS and PEAP types.
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#
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# $Id: c178baad0f720d5b87608d22c70d4485a43feee4 $
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#
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######################################################################
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server inner-tunnel {
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#
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# This next section is here to allow testing of the "inner-tunnel"
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# authentication methods, independently from the "default" server.
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# It is listening on "localhost", so that it can only be used from
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# the same machine.
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#
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# $ radtest USER PASSWORD 127.0.0.1:18120 0 testing123
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#
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# If it works, you have configured the inner tunnel correctly. To check
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# if PEAP will work, use:
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#
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# $ radtest -t mschap USER PASSWORD 127.0.0.1:18120 0 testing123
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#
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# If that works, PEAP should work. If that command doesn't work, then
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#
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# FIX THE INNER TUNNEL CONFIGURATION SO THAT IT WORKS.
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#
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# Do NOT do any PEAP tests. It won't help. Instead, concentrate
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# on fixing the inner tunnel configuration. DO NOTHING ELSE.
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#
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listen {
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ipaddr = 127.0.0.1
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port = 18120
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type = auth
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}
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# Authorization. First preprocess (hints and huntgroups files),
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# then realms, and finally look in the "users" file.
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#
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# The order of the realm modules will determine the order that
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# we try to find a matching realm.
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#
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# Make *sure* that 'preprocess' comes before any realm if you
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# need to setup hints for the remote radius server
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authorize {
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#
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# Take a User-Name, and perform some checks on it, for spaces and other
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# invalid characters. If the User-Name appears invalid, reject the
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# request.
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#
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# See policy.d/filter for the definition of the filter_username policy.
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#
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filter_username
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#
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# Do checks on outer / inner User-Name, so that users
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# can't spoof us by using incompatible identities
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#
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# filter_inner_identity
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#
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# The chap module will set 'Auth-Type := CHAP' if we are
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# handling a CHAP request and Auth-Type has not already been set
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chap
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#
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# If the users are logging in with an MS-CHAP-Challenge
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# attribute for authentication, the mschap module will find
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# the MS-CHAP-Challenge attribute, and add 'Auth-Type := MS-CHAP'
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# to the request, which will cause the server to then use
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# the mschap module for authentication.
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mschap
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#
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# Pull crypt'd passwords from /etc/passwd or /etc/shadow,
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# using the system API's to get the password. If you want
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# to read /etc/passwd or /etc/shadow directly, see the
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# passwd module, above.
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#
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# unix
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#
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# Look for IPASS style 'realm/', and if not found, look for
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# '@realm', and decide whether or not to proxy, based on
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# that.
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# IPASS
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#
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# Look for realms in user@domain format
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#
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# Note that proxying the inner tunnel authentication means
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# that the user MAY use one identity in the outer session
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# (e.g. "anonymous", and a different one here
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# (e.g. "user@example.com"). The inner session will then be
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# proxied elsewhere for authentication. If you are not
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# careful, this means that the user can cause you to forward
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# the authentication to another RADIUS server, and have the
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# accounting logs *not* sent to the other server. This makes
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# it difficult to bill people for their network activity.
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#
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suffix
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# ntdomain
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#
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# The "suffix" module takes care of stripping the domain
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# (e.g. "@example.com") from the User-Name attribute, and the
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# next few lines ensure that the request is not proxied.
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#
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# If you want the inner tunnel request to be proxied, delete
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# the next few lines.
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#
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update control {
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&Proxy-To-Realm := LOCAL
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}
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#
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# This module takes care of EAP-MSCHAPv2 authentication.
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#
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# It also sets the EAP-Type attribute in the request
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# attribute list to the EAP type from the packet.
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#
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# The example below uses module failover to avoid querying all
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# of the following modules if the EAP module returns "ok".
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# Therefore, your LDAP and/or SQL servers will not be queried
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# for the many packets that go back and forth to set up TTLS
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# or PEAP. The load on those servers will therefore be reduced.
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#
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eap {
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ok = return
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}
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#
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# Read the 'users' file
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files
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#
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# Look in an SQL database. The schema of the database
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# is meant to mirror the "users" file.
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#
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# See "Authorization Queries" in `mods-config/sql/main/$driver/queries.conf`
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-sql
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#
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# If you are using /etc/smbpasswd, and are also doing
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# mschap authentication, the un-comment this line, and
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# enable the "smbpasswd" module.
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# smbpasswd
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#
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# The ldap module reads passwords from the LDAP database.
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-ldap
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#
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# Enforce daily limits on time spent logged in.
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# daily
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expiration
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logintime
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#
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# If no other module has claimed responsibility for
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# authentication, then try to use PAP. This allows the
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# other modules listed above to add a "known good" password
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# to the request, and to do nothing else. The PAP module
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# will then see that password, and use it to do PAP
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# authentication.
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#
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# This module should be listed last, so that the other modules
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# get a chance to set Auth-Type for themselves.
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#
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pap
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# Uncomment this section if you want to use ldap for
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# authentication. The "Auth-Type ldap { ...}" configuration
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# section below also has to be uncommented.
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#
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# Note that this means "check plain-text password against
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# the ldap database", which means that EAP won't work,
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# as it does not supply a plain-text password.
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#
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# We do NOT recommend using this, unless you have no other
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# choice. LDAP servers are databases. They are NOT
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# authentication servers. FreeRADIUS is an authentication
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# server, and knows what to do with authentication. LDAP
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# servers do not.
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#
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# Note that we force "Auth-Type := LDAP" ONLY if nothing else
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# is authenticating the user, AND ONLY if the request contains
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# a plain-text password.
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#
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# LDAP servers can only do PAP. They cannot do CHAP, MS-CHAP,
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# or EAP.
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#
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# if (!&control.Auth-Type && &User-Password) {
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# update control {
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# &Auth-Type := LDAP
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# }
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# }
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}
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# Authentication.
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#
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#
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# This section lists which modules are available for authentication.
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# Note that it does NOT mean 'try each module in order'. It means
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# that a module from the 'authorize' section adds a configuration
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# attribute 'Auth-Type := FOO'. That authentication type is then
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# used to pick the appropriate module from the list below.
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#
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# In general, you SHOULD NOT set the Auth-Type attribute. The server
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# will figure it out on its own, and will do the right thing. The
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# most common side effect of erroneously setting the Auth-Type
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# attribute is that one authentication method will work, but the
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# others will not.
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#
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# The common reasons to set the Auth-Type attribute by hand
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# is to either forcibly reject the user, or forcibly accept him.
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#
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authenticate {
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#
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# PAP authentication, when a back-end database listed
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# in the 'authorize' section supplies a password. The
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# password can be clear-text, or encrypted.
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Auth-Type PAP {
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pap
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}
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#
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# Most people want CHAP authentication
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# A back-end database listed in the 'authorize' section
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# MUST supply a CLEAR TEXT password. Encrypted passwords
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# won't work.
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Auth-Type CHAP {
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chap
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}
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#
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# MSCHAP authentication.
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Auth-Type MS-CHAP {
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mschap
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}
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#
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# For old names, too.
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#
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mschap
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#
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# Pluggable Authentication Modules.
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# pam
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# Uncomment this section if you want to use ldap for
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# authentication. The "Auth-Type := LDAP" configuration
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# at the end of the "authorize" section also has to be
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# uncommented.
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#
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# Note that this means "check plain-text password against
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# the ldap database", which means that EAP won't work,
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# as it does not supply a plain-text password.
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#
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# We do NOT recommend using this. LDAP servers are databases.
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# They are NOT authentication servers. FreeRADIUS is an
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# authentication server, and knows what to do with authentication.
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# LDAP servers do not.
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#
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# Auth-Type LDAP {
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# ldap
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# }
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#
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# Allow EAP authentication.
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eap
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}
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######################################################################
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#
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# There are no accounting requests inside of EAP-TTLS or PEAP
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# tunnels.
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#
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######################################################################
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# Session database, used for checking Simultaneous-Use. Either the radutmp
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# or rlm_sql module can handle this.
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# The rlm_sql module is *much* faster
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session {
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radutmp
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#
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# See "Simultaneous Use Checking Queries" in `mods-config/sql/main/$driver/queries.conf`
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# sql
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}
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# Post-Authentication
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# Once we KNOW that the user has been authenticated, there are
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# additional steps we can take.
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#
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# Note that the last packet of the inner-tunnel authentication
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# MAY NOT BE the last packet of the outer session. So updating
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# the outer reply MIGHT work, and sometimes MIGHT NOT. The
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# exact functionality depends on both the inner and outer
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# authentication methods.
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#
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# If you need to send a reply attribute in the outer session,
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# the ONLY safe way is to set "use_tunneled_reply = yes", and
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# then update the inner-tunnel reply.
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post-auth {
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# If you want privacy to remain, see the
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# Chargeable-User-Identity attribute from RFC 4372.
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# If you want to use it just uncomment the line below.
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# cui-inner
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#
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# If you want the Access-Accept to contain the inner
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# User-Name, uncomment the following lines.
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#
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# update outer.session-state {
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# User-Name := &User-Name
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# }
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#
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# If you want to have a log of authentication replies,
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# un-comment the following line, and enable the
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# 'detail reply_log' module.
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# reply_log
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#
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# After authenticating the user, do another SQL query.
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#
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# See "Authentication Logging Queries" in `mods-config/sql/main/$driver/queries.conf`
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-sql
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#
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# Un-comment the following if you have set
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# 'edir = yes' in the ldap module sub-section of
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# the 'modules' section.
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#
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# ldap
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#
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# Un-comment the following if you want to generate Moonshot (ABFAB) TargetedIds
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#
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# IMPORTANT: This requires the UUID package to be installed, and a targeted_id_salt
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# to be configured.
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#
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# This functionality also supports SQL backing. To use this functionality, enable
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# and configure the moonshot-targeted-ids SQL module in the mods-enabled directory.
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# Then remove the comments from the appropriate lines in each of the below
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# policies in the policy.d/moonshot-targeted-ids file.
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#
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# moonshot_host_tid
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# moonshot_realm_tid
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# moonshot_coi_tid
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#
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# Instead of "use_tunneled_reply", change this "if (0)" to an
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# "if (1)".
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#
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if (0) {
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#
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# These attributes are for the inner-tunnel only,
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# and MUST NOT be copied to the outer reply.
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#
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update reply {
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User-Name !* ANY
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Message-Authenticator !* ANY
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EAP-Message !* ANY
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Proxy-State !* ANY
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MS-MPPE-Encryption-Types !* ANY
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MS-MPPE-Encryption-Policy !* ANY
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MS-MPPE-Send-Key !* ANY
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MS-MPPE-Recv-Key !* ANY
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}
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#
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# Copy the inner reply attributes to the outer
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# session-state list. The post-auth policy will take
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# care of copying the outer session-state list to the
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# outer reply.
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#
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update {
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&outer.session-state: += &reply:
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}
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}
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#
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# 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
|