forked from infra/ansible
698 lines
22 KiB
Plaintext
698 lines
22 KiB
Plaintext
# -*- text -*-
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##
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## eap.conf -- Configuration for EAP types (PEAP, TTLS, etc.)
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##
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## $Id: 95bebe4d25ef13871fb201ba540ed008078dab07 $
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#######################################################################
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#
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# Whatever you do, do NOT set 'Auth-Type := EAP'. The server
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# is smart enough to figure this out on its own. The most
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# common side effect of setting 'Auth-Type := EAP' is that the
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# users then cannot use ANY other authentication method.
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#
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# EAP types NOT listed here may be supported via the "eap2" module.
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# See experimental.conf for documentation.
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#
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eap {
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# Invoke the default supported EAP type when
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# EAP-Identity response is received.
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#
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# The incoming EAP messages DO NOT specify which EAP
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# type they will be using, so it MUST be set here.
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#
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# For now, only one default EAP type may be used at a time.
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#
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# If the EAP-Type attribute is set by another module,
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# then that EAP type takes precedence over the
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# default type configured here.
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#
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default_eap_type = ttls
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# A list is maintained to correlate EAP-Response
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# packets with EAP-Request packets. After a
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# configurable length of time, entries in the list
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# expire, and are deleted.
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#
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timer_expire = 60
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# There are many EAP types, but the server has support
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# for only a limited subset. If the server receives
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# a request for an EAP type it does not support, then
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# it normally rejects the request. By setting this
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# configuration to "yes", you can tell the server to
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# instead keep processing the request. Another module
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# MUST then be configured to proxy the request to
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# another RADIUS server which supports that EAP type.
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#
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# If another module is NOT configured to handle the
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# request, then the request will still end up being
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# rejected.
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ignore_unknown_eap_types = no
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# Cisco AP1230B firmware 12.2(13)JA1 has a bug. When given
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# a User-Name attribute in an Access-Accept, it copies one
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# more byte than it should.
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#
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# We can work around it by configurably adding an extra
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# zero byte.
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cisco_accounting_username_bug = no
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#
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# Help prevent DoS attacks by limiting the number of
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# sessions that the server is tracking. For simplicity,
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# this is taken from the "max_requests" directive in
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# radiusd.conf.
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max_sessions = ${max_requests}
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# Supported EAP-types
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#
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# We do NOT recommend using EAP-MD5 authentication
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# for wireless connections. It is insecure, and does
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# not provide for dynamic WEP keys.
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#
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#md5 {
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#}
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# Cisco LEAP
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#
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# We do not recommend using LEAP in new deployments. See:
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# http://www.securiteam.com/tools/5TP012ACKE.html
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#
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# Cisco LEAP uses the MS-CHAP algorithm (but not
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# the MS-CHAP attributes) to perform it's authentication.
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#
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# As a result, LEAP *requires* access to the plain-text
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# User-Password, or the NT-Password attributes.
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# 'System' authentication is impossible with LEAP.
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#
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leap {
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}
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# Generic Token Card.
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#
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# Currently, this is only permitted inside of EAP-TTLS,
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# or EAP-PEAP. The module "challenges" the user with
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# text, and the response from the user is taken to be
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# the User-Password.
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#
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# Proxying the tunneled EAP-GTC session is a bad idea,
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# the users password will go over the wire in plain-text,
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# for anyone to see.
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#
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gtc {
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# The default challenge, which many clients
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# ignore..
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#challenge = "Password: "
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# The plain-text response which comes back
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# is put into a User-Password attribute,
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# and passed to another module for
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# authentication. This allows the EAP-GTC
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# response to be checked against plain-text,
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# or crypt'd passwords.
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#
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# If you say "Local" instead of "PAP", then
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# the module will look for a User-Password
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# configured for the request, and do the
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# authentication itself.
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#
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auth_type = PAP
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}
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## EAP-TLS
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#
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# See raddb/certs/README for additional comments
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# on certificates.
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#
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# If OpenSSL was not found at the time the server was
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# built, the "tls", "ttls", and "peap" sections will
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# be ignored.
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#
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# Otherwise, when the server first starts in debugging
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# mode, test certificates will be created. See the
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# "make_cert_command" below for details, and the README
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# file in raddb/certs
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#
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# These test certificates SHOULD NOT be used in a normal
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# deployment. They are created only to make it easier
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# to install the server, and to perform some simple
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# tests with EAP-TLS, TTLS, or PEAP.
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#
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# See also:
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#
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# http://www.dslreports.com/forum/remark,9286052~mode=flat
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#
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# Note that you should NOT use a globally known CA here!
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# e.g. using a Verisign cert as a "known CA" means that
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# ANYONE who has a certificate signed by them can
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# authenticate via EAP-TLS! This is likely not what you want.
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tls {
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#
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# These is used to simplify later configurations.
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#
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certdir = ${confdir}/certs
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cadir = ${confdir}/certs
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#private_key_password = whatever
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private_key_file = ${certdir}/srv.key
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# If Private key & Certificate are located in
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# the same file, then private_key_file &
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# certificate_file must contain the same file
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# name.
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#
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# If CA_file (below) is not used, then the
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# certificate_file below MUST include not
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# only the server certificate, but ALSO all
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# of the CA certificates used to sign the
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# server certificate.
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certificate_file = ${certdir}/srv.crt
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# Trusted Root CA list
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#
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# ALL of the CA's in this list will be trusted
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# to issue client certificates for authentication.
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#
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# In general, you should use self-signed
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# certificates for 802.1x (EAP) authentication.
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# In that case, this CA file should contain
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# *one* CA certificate.
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#
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# This parameter is used only for EAP-TLS,
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# when you issue client certificates. If you do
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# not use client certificates, and you do not want
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# to permit EAP-TLS authentication, then delete
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# this configuration item.
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#CA_file = ${cadir}/ca.pem
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#
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# For DH cipher suites to work, you have to
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# run OpenSSL to create the DH file first:
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#
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# openssl dhparam -out certs/dh 1024
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#
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dh_file = ${certdir}/dh
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#
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# If your system doesn't have /dev/urandom,
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# you will need to create this file, and
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# periodically change its contents.
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#
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# For security reasons, FreeRADIUS doesn't
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# write to files in its configuration
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# directory.
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#
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# random_file = ${certdir}/random
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#
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# This can never exceed the size of a RADIUS
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# packet (4096 bytes), and is preferably half
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# that, to accomodate other attributes in
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# RADIUS packet. On most APs the MAX packet
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# length is configured between 1500 - 1600
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# In these cases, fragment size should be
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# 1024 or less.
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#
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# fragment_size = 1024
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# include_length is a flag which is
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# by default set to yes If set to
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# yes, Total Length of the message is
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# included in EVERY packet we send.
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# If set to no, Total Length of the
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# message is included ONLY in the
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# First packet of a fragment series.
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#
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# include_length = yes
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# Check the Certificate Revocation List
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#
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# 1) Copy CA certificates and CRLs to same directory.
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# 2) Execute 'c_rehash <CA certs&CRLs Directory>'.
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# 'c_rehash' is OpenSSL's command.
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# 3) uncomment the line below.
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# 5) Restart radiusd
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# check_crl = yes
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CA_path = ${cadir}
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#
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# If check_cert_issuer is set, the value will
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# be checked against the DN of the issuer in
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# the client certificate. If the values do not
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# match, the cerficate verification will fail,
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# rejecting the user.
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#
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# In 2.1.10 and later, this check can be done
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# more generally by checking the value of the
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# TLS-Client-Cert-Issuer attribute. This check
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# can be done via any mechanism you choose.
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#
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# check_cert_issuer = "/C=GB/ST=Berkshire/L=Newbury/O=My Company Ltd"
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#
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# If check_cert_cn is set, the value will
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# be xlat'ed and checked against the CN
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# in the client certificate. If the values
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# do not match, the certificate verification
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# will fail rejecting the user.
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#
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# This check is done only if the previous
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# "check_cert_issuer" is not set, or if
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# the check succeeds.
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#
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# In 2.1.10 and later, this check can be done
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# more generally by checking the value of the
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# TLS-Client-Cert-CN attribute. This check
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# can be done via any mechanism you choose.
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#
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# check_cert_cn = %{User-Name}
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#
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# Set this option to specify the allowed
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# TLS cipher suites. The format is listed
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# in "man 1 ciphers".
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cipher_list = "DEFAULT"
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#
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# As part of checking a client certificate, the EAP-TLS
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# sets some attributes such as TLS-Client-Cert-CN. This
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# virtual server has access to these attributes, and can
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# be used to accept or reject the request.
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#
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# virtual_server = check-eap-tls
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# This command creates the initial "snake oil"
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# certificates when the server is run as root,
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# and via "radiusd -X".
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#
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# As of 2.1.11, it *also* checks the server
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# certificate for validity, including expiration.
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# This means that radiusd will refuse to start
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# when the certificate has expired. The alternative
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# is to have the 802.1X clients refuse to connect
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# when they discover the certificate has expired.
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#
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# Debugging client issues is hard, so it's better
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# for the server to print out an error message,
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# and refuse to start.
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#
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make_cert_command = "${certdir}/bootstrap"
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#
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# Elliptical cryptography configuration
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#
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# Only for OpenSSL >= 0.9.8.f
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#
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ecdh_curve = "prime256v1"
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#
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# Session resumption / fast reauthentication
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# cache.
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#
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# The cache contains the following information:
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#
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# session Id - unique identifier, managed by SSL
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# User-Name - from the Access-Accept
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# Stripped-User-Name - from the Access-Request
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# Cached-Session-Policy - from the Access-Accept
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#
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# The "Cached-Session-Policy" is the name of a
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# policy which should be applied to the cached
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# session. This policy can be used to assign
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# VLANs, IP addresses, etc. It serves as a useful
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# way to re-apply the policy from the original
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# Access-Accept to the subsequent Access-Accept
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# for the cached session.
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#
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# On session resumption, these attributes are
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# copied from the cache, and placed into the
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# reply list.
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#
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# You probably also want "use_tunneled_reply = yes"
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# when using fast session resumption.
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#
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cache {
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#
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# Enable it. The default is "no".
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# Deleting the entire "cache" subsection
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# Also disables caching.
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#
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# You can disallow resumption for a
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# particular user by adding the following
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# attribute to the control item list:
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#
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# Allow-Session-Resumption = No
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#
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# If "enable = no" below, you CANNOT
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# enable resumption for just one user
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# by setting the above attribute to "yes".
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#
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enable = no
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#
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# Lifetime of the cached entries, in hours.
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# The sessions will be deleted after this
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# time.
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#
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lifetime = 24 # hours
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#
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# The maximum number of entries in the
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# cache. Set to "0" for "infinite".
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#
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# This could be set to the number of users
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# who are logged in... which can be a LOT.
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#
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max_entries = 255
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}
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#
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# As of version 2.1.10, client certificates can be
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# validated via an external command. This allows
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# dynamic CRLs or OCSP to be used.
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#
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# This configuration is commented out in the
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# default configuration. Uncomment it, and configure
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# the correct paths below to enable it.
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#
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verify {
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# A temporary directory where the client
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# certificates are stored. This directory
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# MUST be owned by the UID of the server,
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# and MUST not be accessible by any other
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# users. When the server starts, it will do
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# "chmod go-rwx" on the directory, for
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# security reasons. The directory MUST
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# exist when the server starts.
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#
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# You should also delete all of the files
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# in the directory when the server starts.
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# tmpdir = /tmp/radiusd
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# The command used to verify the client cert.
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# We recommend using the OpenSSL command-line
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# tool.
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#
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# The ${..CA_path} text is a reference to
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# the CA_path variable defined above.
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#
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# The %{TLS-Client-Cert-Filename} is the name
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# of the temporary file containing the cert
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# in PEM format. This file is automatically
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# deleted by the server when the command
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# returns.
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# client = "/path/to/openssl verify -CApath ${..CA_path} %{TLS-Client-Cert-Filename}"
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}
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#
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# OCSP Configuration
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# Certificates can be verified against an OCSP
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# Responder. This makes it possible to immediately
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# revoke certificates without the distribution of
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# new Certificate Revokation Lists (CRLs).
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#
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ocsp {
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#
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# Enable it. The default is "no".
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# Deleting the entire "ocsp" subsection
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# Also disables ocsp checking
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#
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enable = no
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#
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# The OCSP Responder URL can be automatically
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# extracted from the certificate in question.
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# To override the OCSP Responder URL set
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# "override_cert_url = yes".
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#
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override_cert_url = yes
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#
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# If the OCSP Responder address is not
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# extracted from the certificate, the
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# URL can be defined here.
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#
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# Limitation: Currently the HTTP
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# Request is not sending the "Host: "
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# information to the web-server. This
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# can be a problem if the OCSP
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# Responder is running as a vhost.
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#
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url = "http://127.0.0.1/ocsp/"
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#
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# If the OCSP Responder can not cope with nonce
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# in the request, then it can be disabled here.
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#
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# For security reasons, disabling this option
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# is not recommended as nonce protects against
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# replay attacks.
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#
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# Note that Microsoft AD Certificate Services OCSP
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# Responder does not enable nonce by default. It is
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# more secure to enable nonce on the responder than
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# to disable it in the query here.
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# See http://technet.microsoft.com/en-us/library/cc770413%28WS.10%29.aspx
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#
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# use_nonce = yes
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#
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# Number of seconds before giving up waiting
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# for OCSP response. 0 uses system default.
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#
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# timeout = 0
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#
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# Normally an error in querying the OCSP
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# responder (no response from server, server did
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# not understand the request, etc) will result in
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# a validation failure.
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#
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# To treat these errors as 'soft' failures and
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# still accept the certificate, enable this
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# option.
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#
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# Warning: this may enable clients with revoked
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# certificates to connect if the OCSP responder
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# is not available. Use with caution.
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#
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# softfail = no
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}
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}
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# The TTLS module implements the EAP-TTLS protocol,
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# which can be described as EAP inside of Diameter,
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# inside of TLS, inside of EAP, inside of RADIUS...
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#
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# Surprisingly, it works quite well.
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#
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# The TTLS module needs the TLS module to be installed
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# and configured, in order to use the TLS tunnel
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# inside of the EAP packet. You will still need to
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# configure the TLS module, even if you do not want
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# to deploy EAP-TLS in your network. Users will not
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# be able to request EAP-TLS, as it requires them to
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# have a client certificate. EAP-TTLS does not
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# require a client certificate.
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#
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# You can make TTLS require a client cert by setting
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#
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# EAP-TLS-Require-Client-Cert = Yes
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#
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# in the control items for a request.
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#
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ttls {
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# The tunneled EAP session needs a default
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# EAP type which is separate from the one for
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# the non-tunneled EAP module. Inside of the
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# TTLS tunnel, we recommend using EAP-MD5.
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# If the request does not contain an EAP
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# conversation, then this configuration entry
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# is ignored.
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default_eap_type = gtc
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# The tunneled authentication request does
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# not usually contain useful attributes
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# like 'Calling-Station-Id', etc. These
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# attributes are outside of the tunnel,
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# and normally unavailable to the tunneled
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# authentication request.
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#
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# By setting this configuration entry to
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# 'yes', any attribute which NOT in the
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# tunneled authentication request, but
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# which IS available outside of the tunnel,
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# is copied to the tunneled request.
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#
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# allowed values: {no, yes}
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copy_request_to_tunnel = no
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# The reply attributes sent to the NAS are
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# usually based on the name of the user
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# 'outside' of the tunnel (usually
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# 'anonymous'). If you want to send the
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# reply attributes based on the user name
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# inside of the tunnel, then set this
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# configuration entry to 'yes', and the reply
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# to the NAS will be taken from the reply to
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# the tunneled request.
|
|
#
|
|
# allowed values: {no, yes}
|
|
use_tunneled_reply = no
|
|
|
|
#
|
|
# The inner tunneled request can be sent
|
|
# through a virtual server constructed
|
|
# specifically for this purpose.
|
|
#
|
|
# If this entry is commented out, the inner
|
|
# tunneled request will be sent through
|
|
# the virtual server that processed the
|
|
# outer requests.
|
|
#
|
|
virtual_server = "inner-tunnel"
|
|
|
|
# This has the same meaning as the
|
|
# same field in the "tls" module, above.
|
|
# The default value here is "yes".
|
|
# include_length = yes
|
|
}
|
|
|
|
##################################################
|
|
#
|
|
# !!!!! WARNINGS for Windows compatibility !!!!!
|
|
#
|
|
##################################################
|
|
#
|
|
# If you see the server send an Access-Challenge,
|
|
# and the client never sends another Access-Request,
|
|
# then
|
|
#
|
|
# STOP!
|
|
#
|
|
# The server certificate has to have special OID's
|
|
# in it, or else the Microsoft clients will silently
|
|
# fail. See the "scripts/xpextensions" file for
|
|
# details, and the following page:
|
|
#
|
|
# http://support.microsoft.com/kb/814394/en-us
|
|
#
|
|
# For additional Windows XP SP2 issues, see:
|
|
#
|
|
# http://support.microsoft.com/kb/885453/en-us
|
|
#
|
|
#
|
|
# If is still doesn't work, and you're using Samba,
|
|
# you may be encountering a Samba bug. See:
|
|
#
|
|
# https://bugzilla.samba.org/show_bug.cgi?id=6563
|
|
#
|
|
# Note that we do not necessarily agree with their
|
|
# explanation... but the fix does appear to work.
|
|
#
|
|
##################################################
|
|
|
|
#
|
|
# The tunneled EAP session needs a default EAP type
|
|
# which is separate from the one for the non-tunneled
|
|
# EAP module. Inside of the TLS/PEAP tunnel, we
|
|
# recommend using EAP-MS-CHAPv2.
|
|
#
|
|
# The PEAP module needs the TLS module to be installed
|
|
# and configured, in order to use the TLS tunnel
|
|
# inside of the EAP packet. You will still need to
|
|
# configure the TLS module, even if you do not want
|
|
# to deploy EAP-TLS in your network. Users will not
|
|
# be able to request EAP-TLS, as it requires them to
|
|
# have a client certificate. EAP-PEAP does not
|
|
# require a client certificate.
|
|
#
|
|
#
|
|
# You can make PEAP require a client cert by setting
|
|
#
|
|
# EAP-TLS-Require-Client-Cert = Yes
|
|
#
|
|
# in the control items for a request.
|
|
#
|
|
peap {
|
|
# The tunneled EAP session needs a default
|
|
# EAP type which is separate from the one for
|
|
# the non-tunneled EAP module. Inside of the
|
|
# PEAP tunnel, we recommend using MS-CHAPv2,
|
|
# as that is the default type supported by
|
|
# Windows clients.
|
|
default_eap_type = mschapv2
|
|
|
|
# the PEAP module also has these configuration
|
|
# items, which are the same as for TTLS.
|
|
copy_request_to_tunnel = no
|
|
use_tunneled_reply = no
|
|
|
|
# When the tunneled session is proxied, the
|
|
# home server may not understand EAP-MSCHAP-V2.
|
|
# Set this entry to "no" to proxy the tunneled
|
|
# EAP-MSCHAP-V2 as normal MSCHAPv2.
|
|
# proxy_tunneled_request_as_eap = yes
|
|
|
|
#
|
|
# The inner tunneled request can be sent
|
|
# through a virtual server constructed
|
|
# specifically for this purpose.
|
|
#
|
|
# If this entry is commented out, the inner
|
|
# tunneled request will be sent through
|
|
# the virtual server that processed the
|
|
# outer requests.
|
|
#
|
|
virtual_server = "inner-tunnel"
|
|
|
|
# This option enables support for MS-SoH
|
|
# see doc/SoH.txt for more info.
|
|
# It is disabled by default.
|
|
#
|
|
# soh = yes
|
|
|
|
#
|
|
# The SoH reply will be turned into a request which
|
|
# can be sent to a specific virtual server:
|
|
#
|
|
# soh_virtual_server = "soh-server"
|
|
}
|
|
|
|
#
|
|
# This takes no configuration.
|
|
#
|
|
# Note that it is the EAP MS-CHAPv2 sub-module, not
|
|
# the main 'mschap' module.
|
|
#
|
|
# Note also that in order for this sub-module to work,
|
|
# the main 'mschap' module MUST ALSO be configured.
|
|
#
|
|
# This module is the *Microsoft* implementation of MS-CHAPv2
|
|
# in EAP. There is another (incompatible) implementation
|
|
# of MS-CHAPv2 in EAP by Cisco, which FreeRADIUS does not
|
|
# currently support.
|
|
#
|
|
mschapv2 {
|
|
# Prior to version 2.1.11, the module never
|
|
# sent the MS-CHAP-Error message to the
|
|
# client. This worked, but it had issues
|
|
# when the cached password was wrong. The
|
|
# server *should* send "E=691 R=0" to the
|
|
# client, which tells it to prompt the user
|
|
# for a new password.
|
|
#
|
|
# The default is to behave as in 2.1.10 and
|
|
# earlier, which is known to work. If you
|
|
# set "send_error = yes", then the error
|
|
# message will be sent back to the client.
|
|
# This *may* help some clients work better,
|
|
# but *may* also cause other clients to stop
|
|
# working.
|
|
#
|
|
# send_error = no
|
|
}
|
|
}
|