Question wrt. dovecot replicator

[Jan Behrend]

On Fri, 2014-10-10 at 14:45 +0200, Jan Behrend wrote:
> On Fri, 2014-10-03 at 23:37 +0200, Remko Lodder wrote:
> > >>> How can I determine why there are duplicated emails?
> 
> Same problem here!
> 
> > >>> What kind of messages should I specifically look for?
> > >> Look for any errors and warnings in the Dovecot log. You could also enable mail_debug (ref.
> 
> 
> > >>> Can I set this up for a few selected accounts instead of all accounts like it was currently? To make sure I do not make things worse for others then needs to be :-)
> > >>> The service had been disabled for the time being to prevent the other users from getting duplicated emails.
> > >> I do not know what kind of userdb you are running, but there is a newish patch that enables per user replication via the
> > >> mail_replica setting. It is not yet included in the newest (2.2.13) release of Dovecot, but is available via the enterprise
> > >> version. There are no FreeBSD builds for that, though. ref: http://hg.dovecot.org/dovecot-2.2/rev/c1c67bdc8752
> > > 
> > > my userdb consists of local users (Which are fed through LDAP at the backend). perhaps I can setup a mailAttributes setting or something so that the replica can be
> > > set, although I prefer that I have control over that in the config itself :-)
> 
> With the latest Debian jessie version 1:2.2.13-5 you can actually have a
> per user mail_replica setting taken from a (LDAP) directory.  This keeps
> the duplicate mail issue away from other users but a few willing to
> test ...
> 
> > For what it’s worth:
> > 
> > replication_dsync_parameters = -f -d -N -l 30 -U
> 
> I read in Peer Heinlein's Dovecot book
> http://www.opensourcepress.de/de/produkte/Dovecot/13560/978-3-95539-074-7
> that replicating a public namespace gives you trouble :-(. So keep the
> "-N" option away for now.
> 
> However I would like examples for the "-n" and "-x" options, which are
> neither given in the wiki nor in the nonexistant man page.
> 
> I think the replication feature is very, very cool, but right now it
> gives me a hard time to implement flawlessly ;-)
> 
> Thanks for any help or light shed on this issue ...

Found it ;-)

http://wiki2.dovecot.org/Tools/Doveadm/Sync

All working beautifully now!

Cheers Jan

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