[Dovecot] Dovecot 2.2.2: doveadm user doesn't honor -x option

[Timo Sirainen]

On 6.6.2013, at 21.51, Axel Luttgens <AxelLuttgens at swing.be> wrote:

> Hello,
> 
> 1. Considering a user_query similar to this one:
> 
> 	SELECT ... FROM ... WHERE CASE '%s' WHEN 'lmtp' THEN ...
> 
> and issuing following command:
> 
> 	doveadm user -x service=lmtp someuser at example.com
> 
> the log shows:
> 
> 	SELECT ... FROM ... WHERE CASE 'doveadm' WHEN 'lmtp' THEN ...
> 
> and the query of course fails.

Fixed: http://hg.dovecot.org/dovecot-2.2/rev/c290383e60da

> The same config with Dovecot 2.1.16 yields expected results.

v2.1 worked a bit differently by returning only the userdb info and skipping the dovecot.conf settings. Giving -u parameter to doveadm user uses the old way, and the service works also there.

> 2. This is more a question.
> 
> Issuing above command first writes this to the log:
> 
> 	prefetch(someuser at example.com): passdb didn't return userdb entries, trying the next userdb
> 
> Is there really an attempt to make use of the prefetch database?

Yes.

> If yes, under which circumstances could it succeed?


Never with only a userdb lookup. But it's generic code. I guess the debug log entry could be hidden if it disturbs people too much..