Allow delivery to existing accounts only with LDAP and static

[Miloslav Hůla]

Dne 28.8.2015 v 11:07 Steffen Kaiser napsal(a):
> On Fri, 28 Aug 2015, Miloslav Hůla wrote:
>> Dne 28.8.2015 v 9:56 Steffen Kaiser napsal(a):
>>>> we are using LDAP binding as a passdb, and static with
>>>> allow_all_users=yes as an userdb.
>>>>
>>>> Works fine, but problem is, Maildirs are created for non-existent
>>>> accounts too. We would like to prevent it.
>>>>
>>>> The LDAP binding does not supporta user lookups. Is the correct way to
>>>> use checkpassword as a passdb before LDAP, check for account existency
>>>> here and:
>>>
>>> "the correct way" is to reject messages to non-existant users by the
>>> MTA.
>>>
>>> Which one do you use?
>>
>> We are using Postfix.
>
> Then this link is probably helpful:
>
> http://www.postfix.org/LDAP_README.html

Thank you Steffen, at first, I didn't realized that MTA should reject it.

We can use LDAP only for auth binds for now, but thanks to pointing me out.

Best regards, Miloslav