Take a look at ldap search filters
http://www.ietf.org/rfc/rfc2254.txt
On Tue, 16 Mar 2004, Robert Banniza wrote:
> Having a problem testing my LDAP authentication. In running 'radiusd -X
> -A', I'm trying to debug why uid 'brad' and his password are not being
> found. Here is my ldap filter from radiusd.conf:
>
> ldap {
> server = "somehost.somedomain.net"
> identity = "cn=Manager,dc=somedomain,dc=net"
> password = somepass
> basedn = "ou=people,dc=somedomain,dc=net"
> filter = "((posixAccount)(uid=%u))"
*** Should be "(&(ObjectClass=posixAccount)(uid=%u))"
> ...
> ...
> }
>
>
> Here is what I'm seeing from the radiusd debug output:
>
> Starting - reading configuration files ...
> reread_config: reading radiusd.conf
> Config: including file: /usr/local/freeradius/etc/raddb/proxy.conf
> Config: including file: /usr/local/freeradius/etc/raddb/clients.conf
> Config: including file: /usr/local/freeradius/etc/raddb/snmp.conf
> Config: including file: /usr/local/freeradius/etc/raddb/sql.conf
> main: prefix = "/usr/local/freeradius"
> main: localstatedir = "/usr/local/freeradius/var"
> main: logdir = "/usr/local/freeradius/var/log/radius"
> main: libdir = "/usr/local/freeradius/lib"
> main: radacctdir = "/usr/local/freeradius/var/log/radius/radacct"
> main: hostname_lookups = no
> main: max_request_time = 30
> main: cleanup_delay = 5
> main: max_requests = 1024
> main: delete_blocked_requests = 0
> main: port = 0
> main: allow_core_dumps = no
> main: log_stripped_names = no
> main: log_file = "/usr/local/freeradius/var/log/radius/radius.log"
> main: log_auth = no
> main: log_auth_badpass = no
> main: log_auth_goodpass = no
> main: pidfile = "/usr/local/freeradius/var/run/radiusd/radiusd.pid"
> main: user = "(null)"
> main: group = "(null)"
> main: usercollide = no
> main: lower_user = "no"
> main: lower_pass = "no"
> main: nospace_user = "no"
> main: nospace_pass = "no"
> main: checkrad = "/usr/local/freeradius/sbin/checkrad"
> main: proxy_requests = yes
> proxy: retry_delay = 5
> proxy: retry_count = 3
> proxy: synchronous = no
> proxy: default_fallback = yes
> proxy: dead_time = 120
> proxy: post_proxy_authorize = yes
> proxy: wake_all_if_all_dead = no
> security: max_attributes = 200
> security: reject_delay = 1
> security: status_server = no
> main: debug_level = 0
> read_config_files: reading dictionary
> read_config_files: reading naslist
> Using deprecated naslist file. Support for this will go away soon.
> read_config_files: reading clients
> Using deprecated clients file. Support for this will go away soon.
> read_config_files: reading realms
> Using deprecated realms file. Support for this will go away soon.
> radiusd: entering modules setup
> Module: Library search path is /usr/local/freeradius/lib
> Module: Loaded expr
> Module: Instantiated expr (expr)
> Module: Loaded PAP
> pap: encryption_scheme = "crypt"
> Module: Instantiated pap (pap)
> Module: Loaded CHAP
> Module: Instantiated chap (chap)
> Module: Loaded MS-CHAP
> mschap: use_mppe = yes
> mschap: require_encryption = no
> mschap: require_strong = no
> mschap: passwd = "(null)"
> mschap: authtype = "MS-CHAP"
> Module: Instantiated mschap (mschap)
> Module: Loaded System
> unix: cache = no
> unix: passwd = "(null)"
> unix: shadow = "(null)"
> unix: group = "(null)"
> unix: radwtmp = "/usr/local/freeradius/var/log/radius/radwtmp"
> unix: usegroup = no
> unix: cache_reload = 600
> Module: Instantiated unix (unix)
> Module: Loaded LDAP
> ldap: server = "somehost.somedomain.net"
> ldap: port = 389
> ldap: net_timeout = 1
> ldap: timeout = 4
> ldap: timelimit = 3
> ldap: identity = "cn=Manager,dc=somedomain,dc=net"
> ldap: start_tls = no
> ldap: password = "somepasswd"
> ldap: basedn = "ou=people,dc=somedomain,dc=net"
> ldap: filter = "((posixAccount)(uid=%u))"
> ldap: default_profile = "(null)"
> ldap: profile_attribute = "(null)"
> ldap: password_header = "(null)"
> ldap: password_attribute = "(null)"
> ldap: access_attr = "dialupAccess"
> ldap: groupname_attribute = "cn"
> ldap: groupmembership_filter =
> "(|(&(objectClass=GroupOfNames)(member=%{Ldap-Us
> erDn}))(&(objectClass=GroupOfUniqueNames)(uniquemember=%{Ldap-UserDn})))"
> ldap: groupmembership_attribute = "(null)"
> ldap: dictionary_mapping =
> "/usr/local/freeradius/etc/raddb/ldap.attrmap"
> ldap: ldap_debug = 0
> ldap: ldap_connections_number = 5
> ldap: compare_check_items = no
> ldap: access_attr_used_for_allow = yes
> conns: 0
> rlm_ldap: reading ldap<->radius mappings from file
> /usr/local/freeradius/etc/rad db/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 acctFlags mapped to RADIUS SMB-Account-CTRL-TEXT
> rlm_ldap: LDAP radiusExpiration mapped to RADIUS Expiration
> 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-Ne twork
> 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
> conns: c2c40
> Module: Instantiated ldap (ldap)
> Module: Loaded eap
> eap: default_eap_type = "md5"
> eap: timer_expire = 60
> rlm_eap: Loaded and initialized the type md5
> rlm_eap: Loaded and initialized the type leap
> Module: Instantiated eap (eap)
> Module: Loaded preprocess
> preprocess: huntgroups = "/usr/local/freeradius/etc/raddb/huntgroups"
> preprocess: hints = "/usr/local/freeradius/etc/raddb/hints"
> preprocess: with_ascend_hack = no
> preprocess: ascend_channels_per_line = 23
> preprocess: with_ntdomain_hack = no
> preprocess: with_specialix_jetstream_hack = no
> preprocess: with_cisco_vsa_hack = no
> Module: Instantiated preprocess (preprocess)
> Module: Loaded realm
> realm: format = "suffix"
> realm: delimiter = "@"
> Module: Instantiated realm (suffix)
> Module: Loaded files
> files: usersfile = "/usr/local/freeradius/etc/raddb/users"
> files: acctusersfile = "/usr/local/freeradius/etc/raddb/acct_users"
> files: preproxy_usersfile =
> "/usr/local/freeradius/etc/raddb/preproxy_users"
> files: compat = "no"
> Module: Instantiated files (files)
> Module: Loaded Acct-Unique-Session-Id
> acct_unique: key = "User-Name, Acct-Session-Id, NAS-IP-Address,
> Client-IP-Addre ss, NAS-Port-Id"
> Module: Instantiated acct_unique (acct_unique)
> Module: Loaded detail
> detail: detailfile =
> "/usr/local/freeradius/var/log/radius/radacct/%{Client-IP-
> Address}/detail-%Y%m%d"
> detail: detailperm = 384
> detail: dirperm = 493
> detail: locking = no
> Module: Instantiated detail (detail)
> Module: Loaded radutmp
> radutmp: filename = "/usr/local/freeradius/var/log/radius/radutmp"
> radutmp: username = "%{User-Name}"
> radutmp: case_sensitive = yes
> radutmp: check_with_nas = yes
> radutmp: perm = 384
> radutmp: callerid = yes
> Module: Instantiated radutmp (radutmp)
> Listening on IP address *, ports 1812/udp and 1813/udp, with proxy on
> 1814/udp.
> Ready to process requests.
> rad_recv: Access-Request packet from host 127.0.0.1:32909, id=234,
> length=56
> User-Name = "brad"
> User-Password = "somepasswd"
> NAS-IP-Address = 255.255.255.255
> NAS-Port = 1
> modcall: entering group authorize for request 0
> modcall[authorize]: module "preprocess" returns ok for request 0
> modcall[authorize]: module "chap" returns noop for request 0
> modcall[authorize]: module "eap" returns noop for request 0
> rlm_realm: No '@' in User-Name = "brad", looking up realm NULL
> rlm_realm: No such realm "NULL"
> modcall[authorize]: module "suffix" returns noop for request 0
> users: Matched DEFAULT at 152
> users: Matched DEFAULT at 216
> modcall[authorize]: module "files" returns ok for request 0
> modcall[authorize]: module "mschap" returns noop for request 0
> rlm_ldap: - authorize
> rlm_ldap: performing user authorization for brad
> radius_xlat: '((posixAccount)(uid=brad))'
> radius_xlat: 'ou=people,dc=somedomain,dc=net'
> ldap_get_conn: Got Id: 0
> rlm_ldap: attempting LDAP reconnection
> rlm_ldap: (re)connect to somehost.somedomain.net:389, authentication 0
> rlm_ldap: bind as cn=Manager,dc=somedomain,dc=net/somepasswd to
> somehost.somedomain.net:389
> rlm_ldap: waiting for bind result ...
> rlm_ldap: performing search in ou=people,dc=somedomain,dc=net, with filter
> ((posixAc count)(uid=brad))
> rlm_ldap: ldap_search() failed: Bad search filter:
> ((posixAccount)(uid=brad))
> rlm_ldap: search failed
> ldap_release_conn: Release Id: 0
> modcall[authorize]: module "ldap" returns fail for request 0
> modcall: group authorize returns fail for request 0
> 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 127.0.0.1:32909, id=234,
> length=56
> Dropping packet from client localhost:32909 - ID: 234 due to dead
> request 0
> --- Walking the entire request list ---
> Waking up in 3 seconds...
> --- Walking the entire request list ---
> Cleaning up request 0 ID 234 with timestamp 405729a8
> Nothing to do. Sleeping until we see a request.
> rad_recv: Access-Request packet from host 127.0.0.1:32909, id=234,
> length=56
> User-Name = "brad"
> User-Password = "somepasswd"
> NAS-IP-Address = 255.255.255.255
> NAS-Port = 1
> modcall: entering group authorize for request 2
> modcall[authorize]: module "preprocess" returns ok for request 2
> modcall[authorize]: module "chap" returns noop for request 2
> modcall[authorize]: module "eap" returns noop for request 2
> rlm_realm: No '@' in User-Name = "brad", looking up realm NULL
> rlm_realm: No such realm "NULL"
> modcall[authorize]: module "suffix" returns noop for request 2
> users: Matched DEFAULT at 152
> users: Matched DEFAULT at 216
> modcall[authorize]: module "files" returns ok for request 2
> modcall[authorize]: module "mschap" returns noop for request 2
> rlm_ldap: - authorize
> rlm_ldap: performing user authorization for brad
> radius_xlat: '((posixAccount)(uid=brad))'
> radius_xlat: 'ou=people,dc=somedomain,dc=net'
> ldap_get_conn: Got Id: 0
> rlm_ldap: performing search in ou=people,dc=somedomain,dc=net, with filter
> ((posixAc count)(uid=brad))
> rlm_ldap: ldap_search() failed: Bad search filter:
> ((posixAccount)(uid=brad))
> rlm_ldap: search failed
> ldap_release_conn: Release Id: 0
> modcall[authorize]: module "ldap" returns fail for request 2
> modcall: group authorize returns fail for request 2
> Finished request 2
> Going to the next request
> --- Walking the entire request list ---
> Waking up in 6 seconds...
> rad_recv: Access-Request packet from host 127.0.0.1:32909, id=234,
> length=56
> Dropping packet from client localhost:32909 - ID: 234 due to dead
> request 2
> --- Walking the entire request list ---
> Waking up in 3 seconds...
> --- Walking the entire request list ---
> Cleaning up request 2 ID 234 with timestamp 405729ae
> Nothing to do. Sleeping until we see a request.
> rad_recv: Access-Request packet from host 127.0.0.1:32909, id=234,
> length=56
> User-Name = "brad"
> User-Password = "somepasswd"
> NAS-IP-Address = 255.255.255.255
> NAS-Port = 1
> modcall: entering group authorize for request 4
> modcall[authorize]: module "preprocess" returns ok for request 4
> modcall[authorize]: module "chap" returns noop for request 4
> modcall[authorize]: module "eap" returns noop for request 4
> rlm_realm: No '@' in User-Name = "brad", looking up realm NULL
> rlm_realm: No such realm "NULL"
> modcall[authorize]: module "suffix" returns noop for request 4
> users: Matched DEFAULT at 152
> users: Matched DEFAULT at 216
> modcall[authorize]: module "files" returns ok for request 4
> modcall[authorize]: module "mschap" returns noop for request 4
> rlm_ldap: - authorize
> rlm_ldap: performing user authorization for brad
> radius_xlat: '((posixAccount)(uid=brad))'
> radius_xlat: 'ou=people,dc=somedomain,dc=net'
> ldap_get_conn: Got Id: 0
> rlm_ldap: performing search in ou=people,dc=somedomain,dc=net, with filter
> ((posixAc count)(uid=brad))
> rlm_ldap: ldap_search() failed: Bad search filter:
> ((posixAccount)(uid=brad))
> rlm_ldap: search failed
> ldap_release_conn: Release Id: 0
> modcall[authorize]: module "ldap" returns fail for request 4
> modcall: group authorize returns fail for request 4
> Finished request 4
> Going to the next request
> --- Walking the entire request list ---
> Waking up in 6 seconds...
> rad_recv: Access-Request packet from host 127.0.0.1:32909, id=234,
> length=56
> Dropping packet from client localhost:32909 - ID: 234 due to dead
> request 4
> --- Walking the entire request list ---
> Waking up in 3 seconds...
> --- Walking the entire request list ---
> Cleaning up request 4 ID 234 with timestamp 405729b4
> Nothing to do. Sleeping until we see a request.
> rad_recv: Access-Request packet from host 127.0.0.1:32909, id=234,
> length=56
> User-Name = "brad"
> User-Password = "somepasswd"
> NAS-IP-Address = 255.255.255.255
> NAS-Port = 1
> modcall: entering group authorize for request 6
> modcall[authorize]: module "preprocess" returns ok for request 6
> modcall[authorize]: module "chap" returns noop for request 6
> modcall[authorize]: module "eap" returns noop for request 6
> rlm_realm: No '@' in User-Name = "brad", looking up realm NULL
> rlm_realm: No such realm "NULL"
> modcall[authorize]: module "suffix" returns noop for request 6
> users: Matched DEFAULT at 152
> users: Matched DEFAULT at 216
> modcall[authorize]: module "files" returns ok for request 6
> modcall[authorize]: module "mschap" returns noop for request 6
> rlm_ldap: - authorize
> rlm_ldap: performing user authorization for brad
> radius_xlat: '((posixAccount)(uid=brad))'
> radius_xlat: 'ou=people,dc=somedomain,dc=net'
> ldap_get_conn: Got Id: 0
> rlm_ldap: performing search in ou=people,dc=somedomain,dc=net, with filter
> ((posixAc count)(uid=brad))
> rlm_ldap: ldap_search() failed: Bad search filter:
> ((posixAccount)(uid=brad))
> rlm_ldap: search failed
> ldap_release_conn: Release Id: 0
> modcall[authorize]: module "ldap" returns fail for request 6
> modcall: group authorize returns fail for request 6
> Finished request 6
> Going to the next request
> --- Walking the entire request list ---
> Waking up in 6 seconds...
> rad_recv: Access-Request packet from host 127.0.0.1:32909, id=234,
> length=56
> Dropping packet from client localhost:32909 - ID: 234 due to dead
> request 6
> --- Walking the entire request list ---
> Waking up in 3 seconds...
> --- Walking the entire request list ---
> Cleaning up request 6 ID 234 with timestamp 405729ba
> Nothing to do. Sleeping until we see a request.
> rad_recv: Access-Request packet from host 127.0.0.1:32909, id=234,
> length=56
> User-Name = "brad"
> User-Password = "somepasswd"
> NAS-IP-Address = 255.255.255.255
> NAS-Port = 1
> modcall: entering group authorize for request 8
> modcall[authorize]: module "preprocess" returns ok for request 8
> modcall[authorize]: module "chap" returns noop for request 8
> modcall[authorize]: module "eap" returns noop for request 8
> rlm_realm: No '@' in User-Name = "brad", looking up realm NULL
> rlm_realm: No such realm "NULL"
> modcall[authorize]: module "suffix" returns noop for request 8
> users: Matched DEFAULT at 152
> users: Matched DEFAULT at 216
> modcall[authorize]: module "files" returns ok for request 8
> modcall[authorize]: module "mschap" returns noop for request 8
> rlm_ldap: - authorize
> rlm_ldap: performing user authorization for brad
> radius_xlat: '((posixAccount)(uid=brad))'
> radius_xlat: 'ou=people,dc=somedomain,dc=net'
> ldap_get_conn: Got Id: 0
> rlm_ldap: performing search in ou=people,dc=somedomain,dc=net, with filter
> ((posixAccount)(uid=brad))
> rlm_ldap: ldap_search() failed: Bad search filter:
> ((posixAccount)(uid=brad))
> rlm_ldap: search failed
> ldap_release_conn: Release Id: 0
> modcall[authorize]: module "ldap" returns fail for request 8
> modcall: group authorize returns fail for request 8
> Finished request 8
> Going to the next request
> --- Walking the entire request list ---
> Waking up in 6 seconds...
> rad_recv: Access-Request packet from host 127.0.0.1:32909, id=234,
> length=56
> Dropping packet from client localhost:32909 - ID: 234 due to dead
> request 8
> --- Walking the entire request list ---
> Waking up in 3 seconds...
> --- Walking the entire request list ---
> Cleaning up request 8 ID 234 with timestamp 405729c0
> Nothing to do. Sleeping until we see a request.
>
> My ldap schema is small and thus looks like this:
>
> dn: dc=somedomain, dc=net
> objectclass: top
> objectclass: dcObject
> objectclass: organization
> dc: somedomain
> o: somedomain.net
>
> dn: ou=groups, dc=somedomain, dc=net
> objectclass: top
> objectclass: organizationalUnit
> ou: groups
>
> dn: ou=people, dc=somedomain, dc=net
> objectclass: top
> objectclass: organizationalUnit
> ou: people
>
> dn: cn=Brad Doe, ou=people, dc=somedomain, dc=net
> cn: Brad Doe
> sn: Doe
> objectclass: top
> objectclass: person
> objectclass: posixAccount
> objectclass: shadowAccount
> uid: brad
> userpassword: {SSHA}vghuiovHI&sR5Y/rofFvhQLOuWxAxbMP
> uidnumber: 14
> gidnumber: 100
> gecos: Brad Doe
> loginShell: /bin/bash
> homeDirectory: /home/brad
> shadowLastChange: 10877
> shadowMin: 0
> shadowMax: 999999
> shadowWarning: 7
> shadowInactive: -1
> shadowExpire: -1
> shadowFlag: 0
>
> dn: cn=engineering, ou=groups, dc=somedomain, dc=net
> objectclass: top
> objectclass: posixGroup
> cn: engineering
> gidnumber: 100
> memberuid: brad
>
>
>
> Any help appreciated...
>
> Robert
>
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