Userdb by directory lookup

[Miloslav Hůla]

Well, I solved it by passwd-file userdb and maintaining user list in 
/data/vmail/global/users file.

Kind regards, Milo


Dne 2018-08-30 v 10:15 Miloslav Hůla napsal(a):
> One day, I'll use the LDAP. But infrastructure I got is quite neglected 
> and some older admins is hard to convince to innovate. Just, aaaaah :)
> 
> I read whole documentation related to userdb a and passdb. Easy to 
> understand with relation to IMAP or POP3 access. But what I didn't 
> understand is relation to LMTP. Which one is used and when for 
> successful delivery.
> 
> I'll try to move those settings as global.
> 
> Thank you, Milo
> 
> 
> Dne 2018-08-30 v 09:32 Aki Tuomi napsal(a):
>> Is there some reason why you cannot use LDAP as userdb? Those uid / gid
>> / home parameters can be also provided as global settings like
>>
>> mail_uid=vmail
>>
>> mail_gid=vmail
>>
>> mail_home=/data/vmail/user/%n
>>
>> Aki
>>
>>
>> On 29.08.2018 23:12, Miloslav Hůla wrote:
>>> Hi,
>>>
>>> I have the Dovecot (2.2.27-3+deb9u2) with LMTP and Postfix. Static
>>> userdb:
>>>
>>> userdb {
>>>    driver = static
>>>    args = uid=vmail gid=vmail home=/data/vmail/user/%n 
>>> allow_all_users=yes
>>> }
>>>
>>> and passdb by LDAP, only to verify IMAP user password by bind.
>>>
>>>
>>> Problem is, when someone sends email to non-existent at mydomain.tld,
>>> Dovecot automatically creates its home directory and Maildir.
>>>
>>> Is there any way how deliver only when /data/vmail/user/%n directory
>>> already exists, and reject otherwise?
>>>
>>> When I remove allow_all_users=yes, LMTP stops to deliver at all with
>>> 550 code. I probably understand why, but I cannot figure how to solve
>>> it. I cannot use LDAP to user lookup.
>>>
>>> Milo
>>