On Thu, Feb 02, 2012 at 02:41:11PM +0200, Timo Sirainen wrote:
>
> >> That is most likely related to your troubles. If the dsync runs crash,
> >> the result could leave extra files lying around etc..
> >
> > If dsync backup is supposed to be a viable backup solution, I think it
> > should fail much better. If it see errors on the target side it should
> > clear the target and do a full sync. Manually cleaning up after it's
> > problems is too much work.
>
> Of course. But if no one gives me enough information to reproduce problems, I
> can't really fix anything. I don't really have time to spend guessing ways to
> make it break. I've been using dsync to backup my own mails for over a year,
> with zero problems.
I'm reducing the complexity now, removing SIS and starting the backups
from scratch again. I'll start posting the problems I see over the
weekend..
>
> >>> Error: Mailboxes don't have unique GUIDs:
> >>> 08b46439069d3d4db0490000e671bf84 is shared by INBOX and INBOX
>
> What about:
>
> doveadm mailbox status -u user@domain guid '*'
>
> in source server?
INBOX guid=08b46439069d3d4db0490000e671bf84
INBOX.Sent guid=e8f6e431bf6e014f2d780000e671bf84
INBOX.Trash guid=c858f2234a1d5d4e1547000058d3d19f
INBOX.Drafts guid=e9f6e431bf6e014f2d780000e671bf84
INBOX.Spam guid=eaf6e431bf6e014f2d780000e671bf84
INBOX.Sent Messages guid=d837512bed7d674e685c000058d3d19f
INBOX.INBOX.Sent Messages guid=ebf6e431bf6e014f2d780000e671bf84
INBOX.Notes guid=c0d2250109645e4eed5c000058d3d19f
> in dest server? Does one list show two INBOXes or otherwise duplicate GUIDs?
> Perhaps this was a bug in v2.0.14..
Scratched dest server before I replied.. sorry.
>
> >>> Error: Failed to sync mailbox INBOX.ferie 2006.: Invalid mailbox name
> >>
> >> Is this a namespace prefix? It shouldn't be trying to sync a mailbox
> >> named this (there's an extra "." suffix).
> >
> > I believe it's a folder named "INBOX.ferie 2006.", with the user using
> > the namespace separator in the folder name.. I believe dovecot allows
> > this, so it should also handle backing it up.
>
> It has never been possible to create such folder via Dovecot. IMAP protocol
> itself prevents that. "CREATE foo." will end up creating "foo", not "foo." If
> you manually mkdir that, it's not possible to access the mailbox in any way
> via Dovecot. Everything will simply fail as:
Oh, sorry.. then this is a problem created by @mail, which poked
directly in the filesystem. Guess we'll have to clean these up manually.
-jf
