[Dovecot] Dovecot, Postfix and Dovecot LDA (LMTP) delivery

[Timo Sirainen]

On Sun, 2011-03-06 at 15:18 +0100, Remy Zandwijk wrote:
>      userdb {
>          driver = passwd-file
>          args = username_format=%n /etc/passwd
>      }

It's not a great idea to use passwd-file for /etc/passwd. I guess it
usually works, but there are no guarantees of random failures when the
passwd file is being modified.

You can do this better by keeping the userdb passwd, and setting:

auth_username_format = %n