Setting up FreeRADIUS 2.0.4 with OpenLDAP backend to do wireless auth
Jonathan Amiez
ja at edatis.com
Wed Jan 27 11:20:10 CET 2010
Hi everybody.
As the title says, I'm trying to set up FreeRadius to authenticate wireless
clients (employees). I just finished deploying a Samba/Ldap domain, and I'd
like to take advantage of this user db.
I already followed several howtos, more or less outdated.
For now, I can authenticate a user against my directory only with radtest.
When I try from a Win XP laptop doing PEAP (in the wireless assistant), i cant
get it to work.
I'm not familiar with the bunch of protocols coming with radius and 802.1x
(PEAP, CHAP, etc.), and I can't find the issue.
Here is the trace of the server, with a connection attempt of the laptop.
FreeRADIUS Version 2.0.4, for host i486-pc-linux-gnu, built on Sep 7 2008 at
23:35:34
Copyright (C) 1999-2008 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.
Starting - reading configuration files ...
including configuration file /etc/freeradius/radiusd.conf
including configuration file /etc/freeradius/proxy.conf
including configuration file /etc/freeradius/clients.conf
including configuration file /etc/freeradius/snmp.conf
including configuration file /etc/freeradius/eap.conf
including configuration file /etc/freeradius/policy.conf
including files in directory /etc/freeradius/sites-enabled/
including configuration file /etc/freeradius/sites-enabled/inner-tunnel
including configuration file /etc/freeradius/sites-enabled/default
including dictionary file /etc/freeradius/dictionary
main {
prefix = "/usr"
localstatedir = "/var"
logdir = "/var/log/freeradius"
libdir = "/usr/lib/freeradius"
radacctdir = "/var/log/freeradius/radacct"
hostname_lookups = no
max_request_time = 30
cleanup_delay = 5
max_requests = 1024
allow_core_dumps = no
pidfile = "/var/run/freeradius/freeradius.pid"
user = "freerad"
group = "freerad"
checkrad = "/usr/sbin/checkrad"
debug_level = 0
proxy_requests = no
security {
max_attributes = 200
reject_delay = 1
status_server = yes
}
}
client localhost {
ipaddr = 127.0.0.1
require_message_authenticator = no
secret = "testing123"
shortname = "localhost"
nastype = "other"
}
client 192.168.2.254/24 {
require_message_authenticator = no
secret = "testing123"
shortname = "ap1"
nastype = "other"
}
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
zombie_period = 40
status_check = "status-server"
ping_check = "none"
ping_interval = 30
check_interval = 30
num_answers_to_alive = 3
num_pings_to_alive = 3
revive_interval = 120
status_check_timeout = 4
}
home_server_pool my_auth_failover {
type = fail-over
home_server = localhost
}
realm example.com {
auth_pool = my_auth_failover
}
realm LOCAL {
}
radiusd: #### Instantiating modules ####
instantiate {
Module: Linked to module rlm_exec
Module: Instantiating exec
exec {
wait = yes
input_pairs = "request"
shell_escape = yes
}
Module: Linked to module rlm_expr
Module: Instantiating expr
Module: Linked to module rlm_expiration
Module: Instantiating expiration
expiration {
reply-message = "Password Has Expired "
}
Module: Linked to module rlm_logintime
Module: Instantiating logintime
logintime {
reply-message = "You are calling outside your allowed timespan "
minimum-timeout = 60
}
}
radiusd: #### Loading Virtual Servers ####
server inner-tunnel {
modules {
Module: Checking authenticate {...} for more modules to load
Module: Linked to module rlm_pap
Module: Instantiating pap
pap {
encryption_scheme = "auto"
auto_header = yes
}
Module: Linked to module rlm_chap
Module: Instantiating chap
Module: Linked to module rlm_mschap
Module: Instantiating mschap
mschap {
use_mppe = yes
require_encryption = no
require_strong = no
with_ntdomain_hack = no
}
Module: Linked to module rlm_unix
Module: Instantiating unix
unix {
radwtmp = "/var/log/freeradius/radwtmp"
}
Module: Linked to module rlm_ldap
Module: Instantiating ldap
ldap {
server = "ldap-samba.edatis.net"
port = 389
password = "*samba$edatis!"
identity = "cn=samba,ou=DSA,o=siege,dc=edatis,dc=net"
net_timeout = 1
timeout = 4
timelimit = 3
tls_mode = no
start_tls = no
tls_require_cert = "allow"
tls {
start_tls = no
require_cert = "allow"
}
basedn = "o=siege,dc=edatis,dc=net"
filter = "(uid=%{%{Stripped-User-Name}:-%{User-Name}})"
base_filter = "(objectclass=radiusprofile)"
password_attribute = "userPassword"
auto_header = no
access_attr_used_for_allow = yes
groupname_attribute = "cn"
groupmembership_filter = "(|(&(objectClass=GroupOfNames)(member=%{Ldap-
UserDn}))(&(objectClass=GroupOfUniqueNames)(uniquemember=%{Ldap-UserDn})))"
dictionary_mapping = "/etc/freeradius/ldap.attrmap"
ldap_debug = 0
ldap_connections_number = 2
compare_check_items = no
do_xlat = yes
edir_account_policy_check = no
set_auth_type = yes
}
rlm_ldap: Registering ldap_groupcmp for Ldap-Group
rlm_ldap: Registering ldap_xlat with xlat_name ldap
rlm_ldap: reading ldap<->radius mappings from file /etc/freeradius/ldap.attrmap
rlm_ldap: LDAP radiusCheckItem mapped to RADIUS $GENERIC$
rlm_ldap: LDAP radiusReplyItem mapped to RADIUS $GENERIC$
rlm_ldap: LDAP radiusAuthType mapped to RADIUS Auth-Type
rlm_ldap: LDAP radiusSimultaneousUse mapped to RADIUS Simultaneous-Use
rlm_ldap: LDAP radiusCalledStationId mapped to RADIUS Called-Station-Id
rlm_ldap: LDAP radiusCallingStationId mapped to RADIUS Calling-Station-Id
rlm_ldap: LDAP lmPassword mapped to RADIUS LM-Password
rlm_ldap: LDAP ntPassword mapped to RADIUS NT-Password
rlm_ldap: LDAP sambaLmPassword mapped to RADIUS LM-Password
rlm_ldap: LDAP sambaNtPassword mapped to RADIUS NT-Password
rlm_ldap: LDAP acctFlags mapped to RADIUS SMB-Account-CTRL-TEXT
rlm_ldap: LDAP radiusExpiration mapped to RADIUS Expiration
rlm_ldap: LDAP radiusNASIpAddress mapped to RADIUS NAS-IP-Address
rlm_ldap: LDAP userPassword mapped to RADIUS User-Password
rlm_ldap: LDAP radiusServiceType mapped to RADIUS Service-Type
rlm_ldap: LDAP radiusFramedProtocol mapped to RADIUS Framed-Protocol
rlm_ldap: LDAP radiusFramedIPAddress mapped to RADIUS Framed-IP-Address
rlm_ldap: LDAP radiusFramedIPNetmask mapped to RADIUS Framed-IP-Netmask
rlm_ldap: LDAP radiusFramedRoute mapped to RADIUS Framed-Route
rlm_ldap: LDAP radiusFramedRouting mapped to RADIUS Framed-Routing
rlm_ldap: LDAP radiusFilterId mapped to RADIUS Filter-Id
rlm_ldap: LDAP radiusFramedMTU mapped to RADIUS Framed-MTU
rlm_ldap: LDAP radiusFramedCompression mapped to RADIUS Framed-Compression
rlm_ldap: LDAP radiusLoginIPHost mapped to RADIUS Login-IP-Host
rlm_ldap: LDAP radiusLoginService mapped to RADIUS Login-Service
rlm_ldap: LDAP radiusLoginTCPPort mapped to RADIUS Login-TCP-Port
rlm_ldap: LDAP radiusCallbackNumber mapped to RADIUS Callback-Number
rlm_ldap: LDAP radiusCallbackId mapped to RADIUS Callback-Id
rlm_ldap: LDAP radiusFramedIPXNetwork mapped to RADIUS Framed-IPX-Network
rlm_ldap: LDAP radiusClass mapped to RADIUS Class
rlm_ldap: LDAP radiusSessionTimeout mapped to RADIUS Session-Timeout
rlm_ldap: LDAP radiusIdleTimeout mapped to RADIUS Idle-Timeout
rlm_ldap: LDAP radiusTerminationAction mapped to RADIUS Termination-Action
rlm_ldap: LDAP radiusLoginLATService mapped to RADIUS Login-LAT-Service
rlm_ldap: LDAP radiusLoginLATNode mapped to RADIUS Login-LAT-Node
rlm_ldap: LDAP radiusLoginLATGroup mapped to RADIUS Login-LAT-Group
rlm_ldap: LDAP radiusFramedAppleTalkLink mapped to RADIUS Framed-AppleTalk-
Link
rlm_ldap: LDAP radiusFramedAppleTalkNetwork mapped to RADIUS Framed-AppleTalk-
Network
rlm_ldap: LDAP radiusFramedAppleTalkZone mapped to RADIUS Framed-AppleTalk-
Zone
rlm_ldap: LDAP radiusPortLimit mapped to RADIUS Port-Limit
rlm_ldap: LDAP radiusLoginLATPort mapped to RADIUS Login-LAT-Port
rlm_ldap: LDAP radiusReplyMessage mapped to RADIUS Reply-Message
rlm_ldap: LDAP radiusTunnelType mapped to RADIUS Tunnel-Type
rlm_ldap: LDAP radiusTunnelMediumType mapped to RADIUS Tunnel-Medium-Type
rlm_ldap: LDAP radiusTunnelPrivateGroupId mapped to RADIUS Tunnel-Private-
Group-Id
conns: 0x94af250
Module: Linked to module rlm_eap
Module: Instantiating eap
eap {
default_eap_type = "md5"
timer_expire = 60
ignore_unknown_eap_types = no
cisco_accounting_username_bug = no
}
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"
}
rlm_eap: Ignoring EAP-Type/tls because we do not have OpenSSL support.
rlm_eap: Ignoring EAP-Type/ttls because we do not have OpenSSL support.
rlm_eap: Ignoring EAP-Type/peap because we do not have OpenSSL support.
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 suffix
realm suffix {
format = "suffix"
delimiter = "@"
ignore_default = no
ignore_null = no
}
Module: Linked to module rlm_files
Module: Instantiating files
files {
usersfile = "/etc/freeradius/users"
acctusersfile = "/etc/freeradius/acct_users"
preproxy_usersfile = "/etc/freeradius/preproxy_users"
compat = "no"
}
Module: Checking session {...} for more modules to load
Module: Linked to module rlm_radutmp
Module: Instantiating radutmp
radutmp {
filename = "/var/log/freeradius/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 attr_filter.access_reject
attr_filter attr_filter.access_reject {
attrsfile = "/etc/freeradius/attrs.access_reject"
key = "%{User-Name}"
}
}
}
server {
modules {
Module: Checking authenticate {...} for more modules to load
Module: Checking authorize {...} for more modules to load
Module: Linked to module rlm_preprocess
Module: Instantiating preprocess
preprocess {
huntgroups = "/etc/freeradius/huntgroups"
hints = "/etc/freeradius/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 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 detail
detail {
detailfile = "/var/log/freeradius/radacct/%{Client-IP-
Address}/detail-%Y%m%d"
header = "%t"
detailperm = 384
dirperm = 493
locking = no
log_packet_header = no
}
Module: Instantiating attr_filter.accounting_response
attr_filter attr_filter.accounting_response {
attrsfile = "/etc/freeradius/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
}
}
radiusd: #### Opening IP addresses and Ports ####
listen {
type = "auth"
ipaddr = *
port = 0
}
listen {
type = "acct"
ipaddr = *
port = 0
}
main {
snmp = no
smux_password = ""
snmp_write_access = no
}
Listening on authentication address * port 1812
Listening on accounting address * port 1813
Ready to process requests.
rad_recv: Access-Request packet from host 192.168.2.254 port 2029, id=34,
length=171
Message-Authenticator = 0xd656642af1dbbf33c13b354ef78a401d
Service-Type = Framed-User
User-Name = "ja"
Framed-MTU = 1488
Called-Station-Id = "0A1B2F3F4B09:TEST-RADIUS"
Calling-Station-Id = "00215DE37F06"
NAS-Identifier = "EdatisAP01"
NAS-Port-Type = Wireless-802.11
Connect-Info = "CONNECT 54Mbps 802.11g"
EAP-Message = 0x02000007016a61
NAS-IP-Address = 192.168.2.254
NAS-Port = 1
NAS-Port-Id = "STA port # 1"
+- entering group authorize
++[preprocess] returns ok
++[chap] returns noop
++[mschap] returns noop
rlm_realm: No '@' in User-Name = "ja", looking up realm NULL
rlm_realm: No such realm "NULL"
++[suffix] returns noop
rlm_eap: EAP packet type response id 0 length 7
rlm_eap: No EAP Start, assuming it's an on-going EAP conversation
++[eap] returns updated
++[unix] returns notfound
++[files] returns noop
rlm_ldap: - authorize
rlm_ldap: performing user authorization for ja
expand: %{Stripped-User-Name} ->
expand: %{User-Name} -> ja
expand: (uid=%{%{Stripped-User-Name}:-%{User-Name}}) -> (uid=ja)
expand: o=siege,dc=edatis,dc=net -> o=siege,dc=edatis,dc=net
rlm_ldap: ldap_get_conn: Checking Id: 0
rlm_ldap: ldap_get_conn: Got Id: 0
rlm_ldap: attempting LDAP reconnection
rlm_ldap: (re)connect to ldap-samba.edatis.net:389, authentication 0
rlm_ldap: bind as cn=samba,ou=DSA,o=siege,dc=edatis,dc=net/XXXXXXXXXXXXXX to
ldap-samba.edatis.net:389
rlm_ldap: waiting for bind result ...
rlm_ldap: Bind was successful
rlm_ldap: performing search in o=siege,dc=edatis,dc=net, with filter (uid=ja)
rlm_ldap: Added User-Password = {SSHA}M+2zAL4OL40EyemvS5a7Ugr15dZzSGU3 in
check items
rlm_ldap: No default NMAS login sequence
rlm_ldap: looking for check items in directory...
rlm_ldap: LDAP attribute userPassword as RADIUS attribute User-Password ==
"{SSHA}M+2zAL4OL40EyemvS5a7Ugr15dZzSGU3"
rlm_ldap: LDAP attribute sambaNtPassword as RADIUS attribute NT-Password ==
0x3735323435463143333236443138413433393031383942453643463332313044
rlm_ldap: LDAP attribute sambaLmPassword as RADIUS attribute LM-Password ==
0x3843443438453034363436383542424131343836323335413233333345344432
rlm_ldap: looking for reply items in directory...
rlm_ldap: user ja authorized to use remote access
rlm_ldap: ldap_release_conn: Release Id: 0
++[ldap] returns ok
++[expiration] returns noop
++[logintime] returns noop
rlm_pap: Normalizing NT-Password from hex encoding
rlm_pap: Normalizing LM-Password from hex encoding
rlm_pap: Normalizing SSHA1-Password from base64 encoding
rlm_pap: Found existing Auth-Type, not changing it.
++[pap] returns noop
rad_check_password: Found Auth-Type EAP
auth: type "EAP"
+- entering group authenticate
rlm_eap: EAP Identity
rlm_eap: processing type md5
rlm_eap_md5: Issuing Challenge
++[eap] returns handled
Sending Access-Challenge of id 34 to 192.168.2.254 port 2029
EAP-Message = 0x010100160410fa30bf980ba96ef49bb5c937347c1e3b
Message-Authenticator = 0x00000000000000000000000000000000
State = 0x7056fb277057ffca98e813bcb8a5e12b
Finished request 0.
Going to the next request
Waking up in 4.9 seconds.
rad_recv: Access-Request packet from host 192.168.2.254 port 2029, id=35,
length=188
Message-Authenticator = 0x0cef594ab56e2919eabcef184089b5d8
Service-Type = Framed-User
User-Name = "ja"
Framed-MTU = 1488
State = 0x7056fb277057ffca98e813bcb8a5e12b
Called-Station-Id = "0A1B2F3F4B09:TEST-RADIUS"
Calling-Station-Id = "00215DE37F06"
NAS-Identifier = "EdatisAP01"
NAS-Port-Type = Wireless-802.11
Connect-Info = "CONNECT 54Mbps 802.11g"
EAP-Message = 0x020100060319
NAS-IP-Address = 192.168.2.254
NAS-Port = 1
NAS-Port-Id = "STA port # 1"
+- entering group authorize
++[preprocess] returns ok
++[chap] returns noop
++[mschap] returns noop
rlm_realm: No '@' in User-Name = "ja", looking up realm NULL
rlm_realm: No such realm "NULL"
++[suffix] returns noop
rlm_eap: EAP packet type response id 1 length 6
rlm_eap: No EAP Start, assuming it's an on-going EAP conversation
++[eap] returns updated
++[unix] returns notfound
++[files] returns noop
rlm_ldap: - authorize
rlm_ldap: performing user authorization for ja
expand: %{Stripped-User-Name} ->
expand: %{User-Name} -> ja
expand: (uid=%{%{Stripped-User-Name}:-%{User-Name}}) -> (uid=ja)
expand: o=siege,dc=edatis,dc=net -> o=siege,dc=edatis,dc=net
rlm_ldap: ldap_get_conn: Checking Id: 0
rlm_ldap: ldap_get_conn: Got Id: 0
rlm_ldap: performing search in o=siege,dc=edatis,dc=net, with filter (uid=ja)
rlm_ldap: Added User-Password = {SSHA}XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX in
check items
rlm_ldap: No default NMAS login sequence
rlm_ldap: looking for check items in directory...
rlm_ldap: LDAP attribute userPassword as RADIUS attribute User-Password ==
"{SSHA}XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
rlm_ldap: LDAP attribute sambaNtPassword as RADIUS attribute NT-Password ==
0xXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
rlm_ldap: LDAP attribute sambaLmPassword as RADIUS attribute LM-Password ==
0xXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
rlm_ldap: looking for reply items in directory...
rlm_ldap: user ja authorized to use remote access
rlm_ldap: ldap_release_conn: Release Id: 0
++[ldap] returns ok
++[expiration] returns noop
++[logintime] returns noop
rlm_pap: Normalizing NT-Password from hex encoding
rlm_pap: Normalizing LM-Password from hex encoding
rlm_pap: Normalizing SSHA1-Password from base64 encoding
rlm_pap: Found existing Auth-Type, not changing it.
++[pap] returns noop
rad_check_password: Found Auth-Type EAP
auth: type "EAP"
+- entering group authenticate
rlm_eap: Request found, released from the list
rlm_eap: EAP NAK
rlm_eap: NAK asked for unsupported type 25
rlm_eap: No common EAP types found.
rlm_eap: Failed in EAP select
++[eap] returns invalid
auth: Failed to validate the user.
Login incorrect: [ja/<via Auth-Type = EAP>] (from client ap1 port 1 cli
00215DE37F06)
Found Post-Auth-Type Reject
+- entering group REJECT
expand: %{User-Name} -> ja
attr_filter: Matched entry DEFAULT at line 11
++[attr_filter.access_reject] returns updated
Delaying reject of request 1 for 1 seconds
Going to the next request
Waking up in 0.9 seconds.
rad_recv: Access-Request packet from host 192.168.2.254 port 2029, id=35,
length=188
Waiting to send Access-Reject to client ap1 port 2029 - ID: 35
Sending delayed reject for request 1
Sending Access-Reject of id 35 to 192.168.2.254 port 2029
EAP-Message = 0x04010004
Message-Authenticator = 0x00000000000000000000000000000000
Waking up in 3.9 seconds.
Cleaning up request 0 ID 34 with timestamp +1
Waking up in 1.0 seconds.
Cleaning up request 1 ID 35 with timestamp +1
Ready to process requests.
I hope you can help me.
Thanks by advance,
Jonathan
--
***************************
Jonathan Amiez
Administrateur système
ja at edatis.com
***************************
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