[Dovecot] Questio about replication

2013-10-10 Thread Patrick Westenberg
Hi everyone, this article (http://blog.dovecot.org/2012/02/dovecot-clustering-with-dsync-based.html) describes the situation for director/NFS-based clusters and SSH-based clusters. Right now I'm running the first setup with one proxy/director and two backends (all 2.2.x) mounting an NFS-sha

Re: [Dovecot] Transparent Migration from cyrus to dovecot

2013-10-10 Thread Christian Rohmann
Hey Jogi, On 06.10.2013 12:39, Jogi Hofmüller wrote: > Our goal is to do the migration without interrupting the service > for our users too much. Currently we tend to using dsync. So I am > asking for best practice suggestions, tips and hints from people > who have done such a thing before. I w

Re: [Dovecot] Transparent Migration from cyrus to dovecot

2013-10-10 Thread Jogi Hofmüller
Dear Christian, Am 2013-10-10 17:06, schrieb Christian Rohmann: > I work for NetCologne GmbH, an ISP in Cologne, Germany. I did a talk > "Austausch einer ISP-Mailplattform ohne Downtime" at the mail server > conference the Heinlein-Support company held in Berlin in 2011. > > https://www.youtube

[Dovecot] v2.2: Fix to slow process creation in some setups

2013-10-10 Thread Timo Sirainen
Especially some imap/pop3 login bursts could have caused errors like: imap-login: Error: net_connect_unix(imap) failed: Resource temporarily unavailable Fix in http://hg.dovecot.org/dovecot-2.2/rev/69179ca6007d Explanation & workaround in http://wiki2.dovecot.org/SocketUnavailable : Dovecot v2

Re: [Dovecot] SSL with startssl.com certificates

2013-10-10 Thread Dan Langille
On Oct 9, 2013, at 11:36 PM, Noel Butler wrote: > I can't recall if we previously discussed it, but, why the fascination with > imaps, why not use TLS on 143, or wont that connect either? Yes, neither TLS nor IMAPS will connect. > tried pop3 TLS ? pop3s? I have not. My next step will be sett

[Dovecot] cached message size errors

2013-10-10 Thread Charles Sprickman
Hello, We recently moved from courier to dovecot, and I'm seeing a handful of errors that prevent people from retrieving email. Below is a snippet of the log sequence I see when this happens: Oct 10 13:44:24 mbox dovecot: imap(x...@bway.net): Error: Cached message size smaller than expected (17

Re: [Dovecot] SSL with startssl.com certificates

2013-10-10 Thread Dan Langille
On Oct 9, 2013, at 11:43 PM, Noel Butler wrote: > On 10/10/2013 13:36, Noel Butler wrote: >> I can't recall if we previously discussed it, but, why the fascination >> with imaps, why not use TLS on 143, or wont that connect either? tried >> pop3 TLS ? pop3s? >> and when you test, use -CAfile /path

Re: [Dovecot] Transparent Migration from cyrus to dovecot

2013-10-10 Thread Andrew Richards
On Thursday 10 Oct 2013 19:34:51 Jogi Hofmüller wrote: > Dear Christian, > > Am 2013-10-10 17:06, schrieb Christian Rohmann: > > I work for NetCologne GmbH, an ISP in Cologne, Germany. I did a talk > > "Austausch einer ISP-Mailplattform ohne Downtime" at the mail server > > conference the Heinlein

[Dovecot] Maildir and home location

2013-10-10 Thread Florian Lindner
Hello! My current mail setup looks like that: MTA is postfix, MDA is maildrop. Each system user configures mail delivery using the .mailfilter of maildrop to arbitrary maildirs in his home. For each maildir a POP3/IMAP account can be configured, currently I use courier-imap/-pop and think abo

Re: [Dovecot] cached message size errors

2013-10-10 Thread Charles Sprickman
Following up to myself on this, I think I'm basically seeing a variation on this bug from 2.1.x: http://www.dovecot.org/list/dovecot/2012-March/064211.html To restate what happens: * dovecot detects the size mismatch * file is renamed to correct it * the cache file is flagged as incorrect due t

Re: [Dovecot] SSL with startssl.com certificates

2013-10-10 Thread Dan Langille
On Oct 10, 2013, at 2:26 PM, Dan Langille wrote: > On Oct 9, 2013, at 11:43 PM, Noel Butler wrote: > >> On 10/10/2013 13:36, Noel Butler wrote: >>> I can't recall if we previously discussed it, but, why the fascination >>> with imaps, why not use TLS on 143, or wont that connect either? tried >>>

[Dovecot] Optimisation opportunity for IMAP searches

2013-10-10 Thread Rick van Rein (OpenFortress)
Hello, I love Dovecot, but when developing a small IMAP tool, I ran into searching behaviour can easily be optimised. Please forgive a rather detailed suggestion. This was on Dovecot 1.2.15 on Debian Squeeze. My tool? It's called "midget" and retrieves documents from an IMAP box based on th