Dovecot 2 LDAP "unknown user"

Peter Fraser petros.fraser at gmail.com
Thu Nov 3 15:10:36 UTC 2016


Thanks for your reply again Steffen.
The command doveadm user -u username successfully returns the username and
any information it can for the user in AD. As a matter of fact, I entered
some home directory information in AD and this command returned the User's
Home Directory as well. Is it a problem though that the telnet test won't
work?

On Thu, Nov 3, 2016 at 2:36 AM, Steffen Kaiser <
skdovecot at smail.inf.fh-brs.de> wrote:

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> On Wed, 2 Nov 2016, Peter Fraser wrote:
>
> #Custom Settings
>> hosts = 192.168.153.143
>> dn = user at domain.com
>> dnpass = password
>> auth_bind = yes
>> auth_bind_userdn = %u at domain.com
>> ldap_version = 3
>> base = dc=rpservices,dc=com
>> #user_filter = (&(objectclass=person)(mail=%u))
>> user_filter = (&(objectclass=person)(uid=%u))
>> pass_filter = (&(objectclass=person)(uid=%u))
>> user_attrs = homeDirectory=/home/vmail/%u,uid=1002,gid=1002
>>
>
> you wrote:
>
>> root at BSD-11:/usr/local/etc/dovecot # doveadm auth test username
>>>
>>>> extra fields:
>>>>  user=username
>>>>
>>>
> is successful. Is user=username
>                        ^^^^^^^   that same as the username in doveadm?
>
> What about:
>
>  doveadm user -u username
>
> ?
>
>
> When I tried to log in again using telnet 127.0.0.1 110, the error shows up
>> in maillog. I first tried logging in with just the username, then I tried
>> using username at domain.com. Using doveadm still works though.
>>
>
>
>> BSD-11 dovecot: auth: ldap(peter,127.0.0.1,<B9qF8FNAT3x/AAAB>): unknown
>> user
>> Nov  2 11:29:23 BSD-11 dovecot: auth: Error:
>> ldap(user,127.0.0.1,<B9qF8FNAT3x/AAAB>): user not found from userdb
>> Nov  2 11:29:23 BSD-11 dovecot: pop3: Error: Authenticated user not found
>> from userdb, auth lookup id=226492417 (client-pid=874 client-id=1)
>> Nov  2 11:29:23 BSD-11 dovecot: pop3-login: Internal login failure
>> (pid=874
>> id=1) (internal failure, 1 successful auths): user=<peter>, method=PLAIN
>> Nov  2 11:30:42 BSD-11 dovecot: auth: ldap(user at domain.com): invalid
>> credentials
>> Nov  2 14:08:17 BSD-11 dovecot: auth:
>> ldap(user,127.0.0.1,<4uLkKVZAvY9/AAAB>): invalid credentials
>> Nov  2 14:09:38 BSD-11 dovecot: auth:
>> ldap(user at domain.com,127.0.0.1,<4uLkKVZAvY9/AAAB>):
>> invalid credentials
>> Nov  2 14:11:00 BSD-11 dovecot: pop3-login: Disconnected: Inactivity (auth
>> failed, 2 attempts in 163 secs): user=<user at domain.com>
>>
>> On Wed, Nov 2, 2016 at 4:39 AM, Steffen Kaiser <
>> skdovecot at smail.inf.fh-brs.de> wrote:
>>
>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: SHA1
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>>> On Tue, 1 Nov 2016, Peter Fraser wrote:
>>>
>>> root at BSD-11:/usr/local/etc/dovecot # doveadm auth test username
>>>
>>>> Password:
>>>> passdb: user auth succeeded
>>>> extra fields:
>>>>  user=username
>>>> root at BSD-11:/usr/local/etc/dovecot #
>>>>
>>>> But when I run telnet 127.0.0.1 110 and try to log in it says unknown
>>>> user.
>>>> Error below in maillog.
>>>> BSD-11 dovecot: pop3: Error: Authenticated user not found from userdb,
>>>> auth
>>>> lookup id=2262958081 (client-pid=2273 client-id=1)
>>>> Nov  1 15:15:41 BSD-11 dovecot: pop3-login: Internal login failure
>>>> (pid=2273 id=1) (internal failure, 1 successful auths): user=
>>>>
>>>>
>>> passdb {
>>>
>>>>  args = /usr/local/etc/dovecot/dovecot-ldap.conf.ext
>>>>  driver = ldap
>>>> }
>>>>
>>>>
>>> userdb {
>>>
>>>>  args = /usr/local/etc/dovecot/dovecot-ldap.conf.ext
>>>>  driver = ldap
>>>> }
>>>>
>>>>
>>> #Contents of dovecot-ldap.conf.ext
>>>
>>>> hosts = 192.168.153.143
>>>> dn = user at domain.com
>>>> dnpass = password
>>>> auth_bind = yes
>>>> auth_bind_userdn = domain\%u
>>>> ldap_version = 3
>>>> base = dc=domain,dc=com
>>>> pass_filter = (&(objectclass=person)(uid=%u))
>>>> user_attrs = homeDirectory=/home/vmail/%u,uid=1002,gid=1002
>>>>
>>>>
>>> duplicate pass_filter to user_filter.
>>>
>>> - -- Steffen Kaiser
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>>>
>>
> - -- Steffen Kaiser
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