EAP problem

Graham, Robert rgraham at mem-ins.com
Thu Jun 30 22:29:21 CEST 2005


I am still having an issue autheniticating a user with EAP.  I think Alan, has pointed out the issue in his previous reply, about LDAP not retrieving the User-Password from Active Directory.  My understanding (as little as it may be) of the ldap section of the radiusd.conf file is the password_attribute is responsible for retrieving the password.  Below is the ldap config section of radiusd.conf.

ldap {
		server = "mem-dc.mem-ins.com"
		basedn = "ou=mem users,dc=mem-ins,dc=com"
	            filter = "(sAMAccountName=%{Stripped-User-Name:-%{User-Name}})"
            	identity = "cn=administrator,ou=admin,ou=mem users,dc=mem-ins,dc=com"
		password = {Secret}
		start_tls = no
		dictionary_mapping = ${raddbdir}/ldap.attrmap
		ldap_connections_number = 5
		password_attribute = userPassword
		groupname_attribute = cn
		groupmembership_filter = "(|(&(objectClass=GroupOfNames)(memberof=%{Ldap-UserDn}))(&(objectClass=Group)(member=%{Ldap-UserDn})))"
		groupmembership_attribute = radiusGroupName
		timeout = 4
		timelimit = 3
		net_timeout = 1
		access_attr_used_for_allow = yes
	}

but the output shows:


rad_recv: Access-Request packet from host 172.16.5.71:1645, id=144, length=85
	User-Name = "rgraham"
	Service-Type = Framed-User
	Framed-MTU = 1500
	NAS-IP-Address = 172.16.5.71
	NAS-Port = 24
	EAP-Message = 0x0200000c017267726168616d
	Message-Authenticator = 0xc96d75a58b5af7b632fc0f3cc91876c8
rad_lowerpair:  User-Name now 'rgraham'
  Processing the authorize section of radiusd.conf
modcall: entering group authorize for request 0
  modcall[authorize]: module "preprocess" returns ok for request 0
radius_xlat:  '/var/log/radius/radacct/172.16.5.71/auth-detail-20050630'
rlm_detail: /var/log/radius/radacct/%{Client-IP-Address}/auth-detail-%Y%m%d expands to /var/log/radius/radacct/172.16.5.71/auth-detail-20050630
  modcall[authorize]: module "auth_log" returns ok for request 0
  modcall[authorize]: module "attr_filter" returns noop for request 0
rlm_ldap: - authorize
rlm_ldap: performing user authorization for rgraham
radius_xlat:  '(sAMAccountName=rgraham)'
radius_xlat:  'ou=mem users,dc=mem-ins,dc=com'
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 mem-dc.mem-ins.com:389, authentication 0
rlm_ldap: bind as cn=administrator,ou=admin,ou=mem users,dc=mem-ins,dc=com/{secret} to mem-dc.mem-ins.com:389
rlm_ldap: waiting for bind result ...
rlm_ldap: Bind was successful
rlm_ldap: performing search in ou=mem users,dc=mem-ins,dc=com, with filter (sAMAccountName=rgraham)
rlm_ldap: looking for check items in directory...
rlm_ldap: looking for reply items in directory...
rlm_ldap: user rgraham authorized to use remote access
rlm_ldap: ldap_release_conn: Release Id: 0
  modcall[authorize]: module "ldap" returns ok for request 0
  modcall[authorize]: module "chap" returns noop for request 0
  modcall[authorize]: module "mschap" returns noop for request 0
    rlm_realm: No '@' in User-Name = "rgraham", looking up realm NULL
    rlm_realm: No such realm "NULL"
  modcall[authorize]: module "suffix" returns noop for request 0
  rlm_eap: EAP packet type response id 0 length 12
  rlm_eap: No EAP Start, assuming it's an on-going EAP conversation
  modcall[authorize]: module "eap" returns updated for request 0
rlm_ldap: Entering ldap_groupcmp()
radius_xlat:  'ou=mem users,dc=mem-ins,dc=com'
radius_xlat:  '(|(&(objectClass=GroupOfNames)(memberof=CN=Rgraham,OU=Columbia,OU=MEM Users,DC=mem-ins,DC=com))(&(objectClass=Group)(member=CN=Rgraham,OU=Columbia,OU=MEM Users,DC=mem-ins,DC=com)))'
rlm_ldap: ldap_get_conn: Checking Id: 0
rlm_ldap: ldap_get_conn: Got Id: 0
rlm_ldap: performing search in cn=domain users,ou=groups,ou=mem users,dc=mem-ins,dc=com, with filter (|(&(objectClass=GroupOfNames)(memberof=CN=Rgraham,OU=Columbia,OU=MEM Users,DC=mem-ins,DC=com))(&(objectClass=Group)(member=CN=Rgraham,OU=Columbia,OU=MEM Users,DC=mem-ins,DC=com)))
rlm_ldap::ldap_groupcmp: User found in group cn=domain users,ou=groups,ou=mem users,dc=mem-ins,dc=com
rlm_ldap: ldap_release_conn: Release Id: 0
    users: Matched DEFAULT at 189
  modcall[authorize]: module "files" returns ok for request 0
modcall: group authorize returns updated for request 0
  rad_check_password:  Found Auth-Type EAP
auth: type "EAP"
  Processing the authenticate section of radiusd.conf
modcall: entering group authenticate for request 0
  rlm_eap: EAP Identity
  rlm_eap: processing type md5
rlm_eap_md5: Issuing Challenge
  modcall[authenticate]: module "eap" returns handled for request 0
modcall: group authenticate returns handled for request 0
Sending Access-Challenge of id 144 to 172.16.5.71:1645
	Service-Type = Framed-User
	Framed-Protocol = PPP
	EAP-Message = 0x0101001604102a7c39455a6ffe060c3a06f4b9677974
	Message-Authenticator = 0x00000000000000000000000000000000
	State = 0xcb7b91555ab2be2ca5f6ebc82b06f0ec
Finished request 0
Going to the next request
--- Walking the entire request list ---
Waking up in 6 seconds...
rad_recv: Access-Request packet from host 172.16.5.71:1645, id=145, length=120
	User-Name = "rgraham"
	Service-Type = Framed-User
	Framed-MTU = 1500
	NAS-IP-Address = 172.16.5.71
	NAS-Port = 24
	State = 0xcb7b91555ab2be2ca5f6ebc82b06f0ec
	EAP-Message = 0x0201001d0410db525b9aa0119fbbda00f3b61861beaf7267726168616d
	Message-Authenticator = 0x0751751a6adfd81ae56487289f42da9e
rad_lowerpair:  User-Name now 'rgraham'
  Processing the authorize section of radiusd.conf
modcall: entering group authorize for request 1
  modcall[authorize]: module "preprocess" returns ok for request 1
radius_xlat:  '/var/log/radius/radacct/172.16.5.71/auth-detail-20050630'
rlm_detail: /var/log/radius/radacct/%{Client-IP-Address}/auth-detail-%Y%m%d expands to /var/log/radius/radacct/172.16.5.71/auth-detail-20050630
  modcall[authorize]: module "auth_log" returns ok for request 1
  modcall[authorize]: module "attr_filter" returns noop for request 1
rlm_ldap: - authorize
rlm_ldap: performing user authorization for rgraham
radius_xlat:  '(sAMAccountName=rgraham)'
radius_xlat:  'ou=mem users,dc=mem-ins,dc=com'
rlm_ldap: ldap_get_conn: Checking Id: 0
rlm_ldap: ldap_get_conn: Got Id: 0
rlm_ldap: performing search in ou=mem users,dc=mem-ins,dc=com, with filter (sAMAccountName=rgraham)
rlm_ldap: looking for check items in directory...
rlm_ldap: looking for reply items in directory...
rlm_ldap: user rgraham authorized to use remote access
rlm_ldap: ldap_release_conn: Release Id: 0
  modcall[authorize]: module "ldap" returns ok for request 1
  modcall[authorize]: module "chap" returns noop for request 1
  modcall[authorize]: module "mschap" returns noop for request 1
    rlm_realm: No '@' in User-Name = "rgraham", looking up realm NULL
    rlm_realm: No such realm "NULL"
  modcall[authorize]: module "suffix" returns noop for request 1
  rlm_eap: EAP packet type response id 1 length 29
  rlm_eap: No EAP Start, assuming it's an on-going EAP conversation
  modcall[authorize]: module "eap" returns updated for request 1
rlm_ldap: Entering ldap_groupcmp()
radius_xlat:  'ou=mem users,dc=mem-ins,dc=com'
radius_xlat:  '(|(&(objectClass=GroupOfNames)(memberof=CN=Rgraham,OU=Columbia,OU=MEM Users,DC=mem-ins,DC=com))(&(objectClass=Group)(member=CN=Rgraham,OU=Columbia,OU=MEM Users,DC=mem-ins,DC=com)))'
rlm_ldap: ldap_get_conn: Checking Id: 0
rlm_ldap: ldap_get_conn: Got Id: 0
rlm_ldap: performing search in cn=domain users,ou=groups,ou=mem users,dc=mem-ins,dc=com, with filter (|(&(objectClass=GroupOfNames)(memberof=CN=Rgraham,OU=Columbia,OU=MEM Users,DC=mem-ins,DC=com))(&(objectClass=Group)(member=CN=Rgraham,OU=Columbia,OU=MEM Users,DC=mem-ins,DC=com)))
rlm_ldap::ldap_groupcmp: User found in group cn=domain users,ou=groups,ou=mem users,dc=mem-ins,dc=com
rlm_ldap: ldap_release_conn: Release Id: 0
    users: Matched DEFAULT at 189
  modcall[authorize]: module "files" returns ok for request 1
modcall: group authorize returns updated for request 1
  rad_check_password:  Found Auth-Type EAP
auth: type "EAP"
  Processing the authenticate section of radiusd.conf
modcall: entering group authenticate for request 1
  rlm_eap: Request found, released from the list
  rlm_eap: EAP/md5
  rlm_eap: processing type md5
rlm_eap_md5: User-Password is required for EAP-MD5 authentication
 rlm_eap: Handler failed in EAP/md5
  rlm_eap: Failed in EAP select
  modcall[authenticate]: module "eap" returns invalid for request 1
modcall: group authenticate returns invalid for request 1
auth: Failed to validate the user.


shouldn't the section:

rlm_ldap: looking for check items in directory...
rlm_ldap: looking for reply items in directory...
rlm_ldap: user rgraham authorized to use remote access

have something that reflects userpassword retrieved (rlm_ldap: UserPassword retrieved, or sometjing like that)?

Thanks
Robert Graham



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