[Dovecot] One Dovecot serving 2 domains - possible?

[k bah]

> ----- Original Message -----
> From: "Timo Sirainen" <tss at iki.fi>
> To: "k bah" <kbah at linuxmail.org>
> Cc: dovecot at dovecot.org
> Subject: Re: [Dovecot] One Dovecot serving 2 domains - possible?
> Date: Thu, 26 Feb 2009 15:14:32 -0500
> 
> 
> On Wed, 2009-02-25 at 13:54 -0300, k bah wrote:
> > > > I'm talking about Dovecot 1.0.x, since 1.1.x showed some 
> > problems > > on some of my servers.
> > > > What problems?
> >
> >  This:
> >
> >  Feb 16 10:05:56 server dovecot: Panic: IMAP(user): file 
> > istream-tee.c: line 144 (i_stream_tee_read): assertion failed: 
> > (ret > 0)
> >
> >  auth-worker died.
> >  That happened with Dovecot 1.1.4, 1.1.7 and 1.1.11, 1.1.7 was 
> > not with me, was with another user I found, on some mailing list. 
> > The problem occurred when copying or deleting messages, sometimes 
> > even viewing (Webmail). Since it's a production server, I 
> > compiled the latest 1.0.x and I'm using it. This particular 
> > server was running Ubuntu 8.04 (the default package is 1.0.x) and 
> > I upgraded to 8.10 (the default package is 1.1.x).
> 
> The above assert isn't from v1.1.11 and I had added some extra checks
> there since 1.1.7. Do you have the exact assert message from v1.1.11?

root at server:~/dovecot-1.1.11/src/lib# grep -n assert istream-tee.c 
38:             i_assert(tstream->istream.skip + old_used <= size);
85:             i_assert(tee->input->v_offset <= tee->max_read_offset);
119:    i_assert(last_high_offset <= input->v_offset + size);
142:    i_assert(stream->buffer == data);
144:    i_assert(ret > 0);
root at server:~/dovecot-1.1.11/src/lib#

 The full log message:

---
server dovecot: Panic: IMAP(john): file istream-tee.c: line 144 (i_stream_tee_read): assertion failed: (ret > 0)
server dovecot: IMAP(john): Raw backtrace: imap [0x7f3a6ae67eb2] -> imap [0x7f3a6ae67f37] -> imap [0x7f3a6ae675e8] -> imap [0x7f3a6ae6e4ca] -> imap(i_stream_read+0x27) [0x7f3a6ae6c1f7] -> imap(i_stream_read_data+0x46) [0x7f3a6ae6c2d6] -> imap [0x7f3a6ae6050e] -> imap [0x7f3a6ae60a5e] -> imap(message_parser_parse_next_block+0x29) [0x7f3a6ae60669] -> imap(index_mail_cache_parse_continue+0x1f) [0x7f3a6ae2a7ef] -> imap(maildir_save_continue+0x55) [0x7f3a6ae0f6c5] -> imap(mail_storage_copy+0xe7) [0x7f3a6ae35327] -> imap(maildir_copy+0x75) [0x7f3a6ae0c035] -> /usr/lib/dovecot/modules/imap/lib10_quota_plugin.so [0x7f3a6a43a463] -> imap(cmd_copy+0x200) [0x7f3a6adf1c60] -> imap [0x7f3a6adf6bdc] -> imap [0x7f3a6adf6c8d] -> imap [0x7f3a6adf72c5] -> imap(client_input+0x66) [0x7f3a6adf7796] -> imap(io_loop_handler_run+0xcb) [0x7f3a6ae6f4fb] -> imap(io_loop_run+0x18) [0x7f3a6ae6e8b8] -> imap(main+0x42d) [0x7f3a6adff6ad] -> /lib/libc.so.6(__libc_start_main+0xe6) [0x7f3a6a65c466] -> imap [0x7f3a6adf0ca9]
server dovecot: child 924 (imap) killed with signal 6
server dovecot: child 553 (auth-worker) killed with signal 11
---

> 
> >  a) Since I can make mailbox names unique with Dovecot variables
> > (mailbox name is "susan~domain.org" which is different from
> > susan~anotherdomain.org), when mail arrives, the mail message will be
> > saved to the correct mailbox (even if I have, under the same mailbox
> > root, two users with "susan" as the login, but from different
> > domains).
> 
> Why do you use ~ instead of @? Dovecot makes things easier if you use @.
> But you can convert ~ to @ automatically:
> 
> auth_username_translation = ~@

  "username~domain.org" is the the format I chose for the uid field on my LDAP server. Yeah, I could forget about those variables and use this instead, thanks for the tip.

> 
> >  c) Ok, the two above give me the possibility to have all mailboxes,
> > from the two domains, under the same mailbox root, users will be
> > unique no matter the scenario (mail arriving, user checking mail),
> > BUT, I would like to keep them separated anyways, is that possible to
> > force that?
> 
> Where in filesystem do you want them? For example you could do:
> 
> mail_location = /var/mail/%d/%n
> 
> to have two domain directories and the username under them.
> << signature.asc >>

 It's so obvious I feel kinda dumb =). It must be the stress that kept me from seeing it before!

 Thanks for your time!

>


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