pre-proxy automatically added "NAS-IP-Address"
Hi. i have a problem proxy. Proxying to auth-server, and "NAS-IP-Address" was automatically added by proxy. can I stop it? I used ntradping-1.5 and freeradius-2.1.10. --hosts-- ntradping-1.5 10.233.55.200 proxy (freeradius-2.1.10) 10.233.36.101 auth-server (freeradius-2.1.10) 10.233.36.100 --debug log-- FreeRADIUS Version 2.1.10, for host x86_64-unknown-linux-gnu, built on Oct 20 2010 at 15:43:53 Copyright (C) 1999-2009 The FreeRADIUS server project and contributors. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. You may redistribute copies of FreeRADIUS under the terms of the GNU General Public License v2. Starting - reading configuration files ... including configuration file /tmp/radius/etc/raddb/radiusd.conf including configuration file /tmp/radius/etc/raddb/proxy.conf including configuration file /tmp/radius/etc/raddb/clients.conf including files in directory /tmp/radius/etc/raddb/modules/ including configuration file /tmp/radius/etc/raddb/modules/radutmp including configuration file /tmp/radius/etc/raddb/modules/passwd including configuration file /tmp/radius/etc/raddb/modules/cui including configuration file /tmp/radius/etc/raddb/modules/opendirectory including configuration file /tmp/radius/etc/raddb/modules/dynamic_clients including configuration file /tmp/radius/etc/raddb/modules/ippool including configuration file /tmp/radius/etc/raddb/modules/realm including configuration file /tmp/radius/etc/raddb/modules/pam including configuration file /tmp/radius/etc/raddb/modules/ldap including configuration file /tmp/radius/etc/raddb/modules/always including configuration file /tmp/radius/etc/raddb/modules/counter including configuration file /tmp/radius/etc/raddb/modules/smbpasswd including configuration file /tmp/radius/etc/raddb/modules/sql_log including configuration file /tmp/radius/etc/raddb/modules/logintime including configuration file /tmp/radius/etc/raddb/modules/wimax including configuration file /tmp/radius/etc/raddb/modules/detail.example.com including configuration file /tmp/radius/etc/raddb/modules/policy including configuration file /tmp/radius/etc/raddb/modules/unix including configuration file /tmp/radius/etc/raddb/modules/mschap including configuration file /tmp/radius/etc/raddb/modules/ sqlcounter_expire_on_login including configuration file /tmp/radius/etc/raddb/modules/files including configuration file /tmp/radius/etc/raddb/modules/otp including configuration file /tmp/radius/etc/raddb/modules/inner-eap including configuration file /tmp/radius/etc/raddb/modules/perl including configuration file /tmp/radius/etc/raddb/modules/etc_group including configuration file /tmp/radius/etc/raddb/modules/linelog including configuration file /tmp/radius/etc/raddb/modules/mac2vlan including configuration file /tmp/radius/etc/raddb/modules/attr_rewrite including configuration file /tmp/radius/etc/raddb/modules/digest including configuration file /tmp/radius/etc/raddb/modules/sradutmp including configuration file /tmp/radius/etc/raddb/modules/expr including configuration file /tmp/radius/etc/raddb/modules/expiration including configuration file /tmp/radius/etc/raddb/modules/attr_filter including configuration file /tmp/radius/etc/raddb/modules/mac2ip including configuration file /tmp/radius/etc/raddb/modules/pap including configuration file /tmp/radius/etc/raddb/modules/detail including configuration file /tmp/radius/etc/raddb/modules/detail.log including configuration file /tmp/radius/etc/raddb/modules/smsotp including configuration file /tmp/radius/etc/raddb/modules/krb5 including configuration file /tmp/radius/etc/raddb/modules/acct_unique including configuration file /tmp/radius/etc/raddb/modules/echo including configuration file /tmp/radius/etc/raddb/modules/ntlm_auth including configuration file /tmp/radius/etc/raddb/modules/exec including configuration file /tmp/radius/etc/raddb/modules/preprocess including configuration file /tmp/radius/etc/raddb/modules/chap including configuration file /tmp/radius/etc/raddb/modules/checkval including configuration file /tmp/radius/etc/raddb/eap.conf including configuration file /tmp/radius/etc/raddb/policy.conf including files in directory /tmp/radius/etc/raddb/sites-enabled/ including configuration file /tmp/radius/etc/raddb/sites-enabled/control-socket including configuration file /tmp/radius/etc/raddb/sites-enabled/default including configuration file /tmp/radius/etc/raddb/sites-enabled/inner-tunnel including dictionary file /tmp/radius/etc/raddb/dictionary main { prefix = "/tmp/radius" localstatedir = "/tmp/radius/var" logdir = "/tmp/radius/var/log/radius" libdir = "/tmp/radius/lib" radacctdir = "/tmp/radius/var/log/radius/radacct" hostname_lookups = no max_request_time = 30 cleanup_delay = 5 max_requests = 1024 pidfile = "/tmp/radius/var/run/radiusd/radiusd.pid" checkrad = "/tmp/radius/sbin/checkrad" debug_level = 0 proxy_requests = yes log { stripped_names = no auth = no auth_badpass = no auth_goodpass = no } security { max_attributes = 200 reject_delay = 1 status_server = yes } } radiusd: #### Loading Realms and Home Servers #### proxy server { retry_delay = 5 retry_count = 3 default_fallback = no dead_time = 120 wake_all_if_all_dead = no } home_server localhost { ipaddr = 127.0.0.1 port = 1812 type = "auth" secret = "testing123" response_window = 20 max_outstanding = 65536 require_message_authenticator = yes zombie_period = 40 status_check = "status-server" ping_interval = 30 check_interval = 30 num_answers_to_alive = 3 num_pings_to_alive = 3 revive_interval = 120 status_check_timeout = 4 irt = 2 mrt = 16 mrc = 5 mrd = 30 } home_server_pool my_auth_failover { type = fail-over home_server = localhost } realm example.com { auth_pool = my_auth_failover } realm LOCAL { } realm example.jp { nostrip authhost = 10.233.36.101 secret = secret } radiusd: #### Loading Clients #### client localhost { ipaddr = 127.0.0.1 require_message_authenticator = no secret = "testing123" nastype = "other" } client 10.233.55.200 { require_message_authenticator = no secret = "secret" shortname = "ntradping" } radiusd: #### Instantiating modules #### instantiate { Module: Linked to module rlm_exec Module: Instantiating module "exec" from file /tmp/radius/etc/raddb/modules/ exec exec { wait = no input_pairs = "request" shell_escape = yes } Module: Linked to module rlm_expr Module: Instantiating module "expr" from file /tmp/radius/etc/raddb/modules/ expr Module: Linked to module rlm_expiration Module: Instantiating module "expiration" from file /tmp/radius/etc/raddb/ modules/expiration expiration { reply-message = "Password Has Expired " } Module: Linked to module rlm_logintime Module: Instantiating module "logintime" from file /tmp/radius/etc/raddb/ modules/logintime logintime { reply-message = "You are calling outside your allowed timespan " minimum-timeout = 60 } } radiusd: #### Loading Virtual Servers #### server inner-tunnel { # from file /tmp/radius/etc/raddb/sites-enabled/inner- tunnel modules { Module: Checking authenticate {...} for more modules to load Module: Linked to module rlm_pap Module: Instantiating module "pap" from file /tmp/radius/etc/raddb/modules/pap pap { encryption_scheme = "auto" auto_header = no } Module: Linked to module rlm_chap Module: Instantiating module "chap" from file /tmp/radius/etc/raddb/modules/ chap Module: Linked to module rlm_mschap Module: Instantiating module "mschap" from file /tmp/radius/etc/raddb/modules/ mschap mschap { use_mppe = yes require_encryption = no require_strong = no with_ntdomain_hack = no } Module: Linked to module rlm_unix Module: Instantiating module "unix" from file /tmp/radius/etc/raddb/modules/ unix unix { radwtmp = "/tmp/radius/var/log/radius/radwtmp" } Module: Linked to module rlm_eap Module: Instantiating module "eap" from file /tmp/radius/etc/raddb/eap.conf eap { default_eap_type = "md5" timer_expire = 60 ignore_unknown_eap_types = no cisco_accounting_username_bug = no max_sessions = 4096 } Module: Linked to sub-module rlm_eap_md5 Module: Instantiating eap-md5 Module: Linked to sub-module rlm_eap_leap Module: Instantiating eap-leap Module: Linked to sub-module rlm_eap_gtc Module: Instantiating eap-gtc gtc { challenge = "Password: " auth_type = "PAP" } Module: Linked to sub-module rlm_eap_tls Module: Instantiating eap-tls tls { rsa_key_exchange = no dh_key_exchange = yes rsa_key_length = 512 dh_key_length = 512 verify_depth = 0 CA_path = "/tmp/radius/etc/raddb/certs" pem_file_type = yes private_key_file = "/tmp/radius/etc/raddb/certs/server.pem" certificate_file = "/tmp/radius/etc/raddb/certs/server.pem" CA_file = "/tmp/radius/etc/raddb/certs/ca.pem" private_key_password = "whatever" dh_file = "/tmp/radius/etc/raddb/certs/dh" random_file = "/tmp/radius/etc/raddb/certs/random" fragment_size = 1024 include_length = yes check_crl = no cipher_list = "DEFAULT" make_cert_command = "/tmp/radius/etc/raddb/certs/bootstrap" cache { enable = no lifetime = 24 max_entries = 255 } verify { } } Module: Linked to sub-module rlm_eap_ttls Module: Instantiating eap-ttls ttls { default_eap_type = "md5" copy_request_to_tunnel = no use_tunneled_reply = no virtual_server = "inner-tunnel" include_length = yes } Module: Linked to sub-module rlm_eap_peap Module: Instantiating eap-peap peap { default_eap_type = "mschapv2" copy_request_to_tunnel = no use_tunneled_reply = no proxy_tunneled_request_as_eap = yes virtual_server = "inner-tunnel" } Module: Linked to sub-module rlm_eap_mschapv2 Module: Instantiating eap-mschapv2 mschapv2 { with_ntdomain_hack = no } Module: Checking authorize {...} for more modules to load Module: Linked to module rlm_realm Module: Instantiating module "suffix" from file /tmp/radius/etc/raddb/modules/ realm realm suffix { format = "suffix" delimiter = "@" ignore_default = no ignore_null = no } Module: Linked to module rlm_files Module: Instantiating module "files" from file /tmp/radius/etc/raddb/modules/ files files { usersfile = "/tmp/radius/etc/raddb/users" acctusersfile = "/tmp/radius/etc/raddb/acct_users" preproxy_usersfile = "/tmp/radius/etc/raddb/preproxy_users" compat = "no" } Module: Checking session {...} for more modules to load Module: Linked to module rlm_radutmp Module: Instantiating module "radutmp" from file /tmp/radius/etc/raddb/modules/ radutmp radutmp { filename = "/tmp/radius/var/log/radius/radutmp" username = "%{User-Name}" case_sensitive = yes check_with_nas = yes perm = 384 callerid = yes } Module: Checking post-proxy {...} for more modules to load Module: Checking post-auth {...} for more modules to load Module: Linked to module rlm_attr_filter Module: Instantiating module "attr_filter.access_reject" from file /tmp/radius/ etc/raddb/modules/attr_filter attr_filter attr_filter.access_reject { attrsfile = "/tmp/radius/etc/raddb/attrs.access_reject" key = "%{User-Name}" } } # modules } # server server { # from file /tmp/radius/etc/raddb/radiusd.conf modules { Module: Checking authenticate {...} for more modules to load Module: Linked to module rlm_digest Module: Instantiating module "digest" from file /tmp/radius/etc/raddb/modules/ digest Module: Checking authorize {...} for more modules to load Module: Linked to module rlm_preprocess Module: Instantiating module "preprocess" from file /tmp/radius/etc/raddb/ modules/preprocess preprocess { huntgroups = "/tmp/radius/etc/raddb/huntgroups" hints = "/tmp/radius/etc/raddb/hints" with_ascend_hack = no ascend_channels_per_line = 23 with_ntdomain_hack = no with_specialix_jetstream_hack = no with_cisco_vsa_hack = no with_alvarion_vsa_hack = no } Module: Checking preacct {...} for more modules to load Module: Linked to module rlm_acct_unique Module: Instantiating module "acct_unique" from file /tmp/radius/etc/raddb/ modules/acct_unique acct_unique { key = "User-Name, Acct-Session-Id, NAS-IP-Address, Client-IP-Address, NAS-Port" } Module: Checking accounting {...} for more modules to load Module: Linked to module rlm_detail Module: Instantiating module "detail" from file /tmp/radius/etc/raddb/modules/ detail detail { detailfile = "/tmp/radius/var/log/radius/radacct/%{Client-IP-Address}/ detail-%Y%m%d" header = "%t" detailperm = 384 dirperm = 493 locking = no log_packet_header = no } Module: Instantiating module "attr_filter.accounting_response" from file /tmp/ radius/etc/raddb/modules/attr_filter attr_filter attr_filter.accounting_response { attrsfile = "/tmp/radius/etc/raddb/attrs.accounting_response" key = "%{User-Name}" } Module: Checking session {...} for more modules to load Module: Checking post-proxy {...} for more modules to load Module: Checking post-auth {...} for more modules to load } # modules } # server radiusd: #### Opening IP addresses and Ports #### listen { type = "auth" ipaddr = * port = 0 } listen { type = "acct" ipaddr = * port = 0 } listen { type = "control" listen { socket = "/tmp/radius/var/run/radiusd/radiusd.sock" } } listen { type = "auth" ipaddr = 127.0.0.1 port = 18120 } Listening on authentication address * port 1812 Listening on accounting address * port 1813 Listening on command file /tmp/radius/var/run/radiusd/radiusd.sock Listening on authentication address 127.0.0.1 port 18120 as server inner-tunnel Listening on proxy address * port 1814 Ready to process requests. rad_recv: Access-Request packet from host 10.233.55.200 port 58623, id=35, length=55 User-Name = "user@example.jp" User-Password = "password" # Executing section authorize from file /tmp/radius/etc/raddb/sites-enabled/ default +- entering group authorize {...} ++[preprocess] returns ok ++[chap] returns noop ++[mschap] returns noop ++[digest] returns noop [suffix] Looking up realm "example.jp" for User-Name = "user@example.jp" [suffix] Found realm "example.jp" [suffix] Adding Realm = "example.jp" [suffix] Proxying request from user user to realm example.jp [suffix] Preparing to proxy authentication request to realm "example.jp" ++[suffix] returns updated [eap] No EAP-Message, not doing EAP ++[eap] returns noop ++[files] returns noop ++[expiration] returns noop ++[logintime] returns noop ++[pap] returns noop WARNING: Empty pre-proxy section. Using default return values. Sending Access-Request of id 230 to 10.233.36.100 port 1812 User-Name = "user@example.jp" User-Password = "password" NAS-IP-Address = 10.233.55.200 Proxy-State = 0x3335 Proxying request 0 to home server 10.233.36.100 port 1812 Sending Access-Request of id 230 to 10.233.36.100 port 1812 User-Name = "user@example.jp" User-Password = "password" NAS-IP-Address = 10.233.55.200 Proxy-State = 0x3335 Going to the next request Waking up in 0.9 seconds. rad_recv: Access-Accept packet from host 10.233.36.100 port 1812, id=230, length =24 Proxy-State = 0x3335 # Executing section post-proxy from file /tmp/radius/etc/raddb/sites-enabled/ default +- entering group post-proxy {...} [eap] No pre-existing handler found ++[eap] returns noop Found Auth-Type = Accept Auth-Type = Accept, accepting the user # Executing section post-auth from file /tmp/radius/etc/raddb/sites-enabled/ default +- entering group post-auth {...} ++[exec] returns noop Sending Access-Accept of id 35 to 10.233.55.200 port 58623 Finished request 0. Going to the next request Waking up in 4.9 seconds. Cleaning up request 0 ID 35 with timestamp +6 Ready to process requests. thanks for your help ichiro tanaka
On 10/21/2010 03:34 AM, ichiro tanaka wrote:
Hi.
i have a problem proxy. Proxying to auth-server, and "NAS-IP-Address" was automatically added by proxy. can I stop it?
It was probably added by the "preprocess" module, if memory serves. Why would you want to stop it? If you do, just remove the "preprocess" module from the "authorize" section - but it does a lot of other processing and cleanups too. The better option is to use attr_filter in the "pre-proxy" section, like so: pre-proxy { attr_filter.preproxy } ...then in /etc/raddb/attrs.pre-proxy, edit the sample entries to permit/deny attributes you want/don't want to send. You probably want the postproxy filter too, in case your upstream proxy sends you junk you can't / don't want to handle.
thanks a lot Phil.
It was probably added by the "preprocess" module, if memory serves.
Why would you want to stop it?
If you do, just remove the "preprocess" module from the "authorize" section - but it does a lot of other processing and cleanups too.
The better option is to use attr_filter in the "pre-proxy" section, like so:
pre-proxy { attr_filter.preproxy }
...then in /etc/raddb/attrs.pre-proxy, edit the sample entries to permit/deny attributes you want/don't want to send.
You probably want the postproxy filter too, in case your upstream proxy sends you junk you can't / don't want to handle.
Oh, I see. Surely I didn't think that "preprocess" added "NAS-IP-Address". I used "attr_filter", and could stop it. my settings... --- /etc/raddb/attrs.pre-proxy example.jp User-Name =* ANY, User-Password =* ANY, NAS-IP-Address !* ANY DEFAULT User-Name =* ANY, User-Password =* ANY, ... --- thanks for your help ichiro tanaka
participants (2)
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ichiro tanaka -
Phil Mayers