[Dovecot] Replication with virtual users and static userdb possible ?
deano-dovecot at areyes.com
deano-dovecot at areyes.com
Thu Jun 5 13:57:20 UTC 2014
Ugh, stuff got mangled in formatting below. Anyway, I've had no luck
with
various permutations, so it's looking like a virtual-user setup can't
make
use of replication ?
I guess what I want is for it to activate replication upon ANY
notification
of updated emails.
On 2014-06-03 11:54, deano-dovecot at areyes.com wrote:
> Is it possible to get replication working in a virtual user setup
> that uses a static userdb ? My environment is fairly simple and
> typical
> - there's a single system user (vmail) that owns all the home dirs
> (/var/mail/domain.com/user). The virtual users
> ( userid @ domain.com : secretpassword) are kept in a single file
> (/var/mail/domain.com/PASSWD) that's unique per domain, and
> referenced
> as a static userdb :
>
> passdb {
> driver = passwd-file
> args = scheme=plain username_format=%u /var/mail/%d/PASSWD
> }
>
> userdb {
> driver = static
> args = uid=vmail gid=vmail home=/var/mail/%d/%n
> }
>
> I know the
> wiki http://wiki2.dovecot.org/Replication states that user listing
> must
> be enabled, but that's not available for a static userdb. The wiki
> http://wiki2.dovecot.org/UserDatabase/Static also says that it
> shouldn't
> be a problem because it will use do a passdb lookup instead (except
> for
> PAM which isn't used here).
>
> Unfortunately, it's not working. I've testing with ssh :
>
> dsync_remote_cmd = ssh -l vmail %{host} doveadm dsync-server -u%u
> -l%{lock_timeout} -n%{namespace}
> mail_replica = remote:vmail at server2.domain.com
>
> as well as with straight tcp (SSL for later)
>
> mail_replica = tcp:server2.domain.com:999
>
> /var/log/mail.err shows the problems ...
>
> Jun 3 11:30:53 server1 dovecot: auth: Error: Trying to iterate users,
> but userdbs don't support it
> Jun 3 11:30:53 server1 dovecot: replicator: Error: User listing
> returned failure
> Jun 3 11:30:53 server1 dovecot: replicator: Error: listing users
> failed, can't replicate existing data
>
> Anyone else have it working ? I'm sure it's
> something simple that I've just overlooked.
More information about the dovecot
mailing list