[Dovecot] dovecot created mailbox empty - all mail forwarded to main MX server and cyrus-dovecot conflict

[Hans Neukomm]

tks for the links and tips


On Sat, 2010-07-03 at 10:15 -0500, /dev/rob0 wrote:

> On Sat, Jul 03, 2010 at 08:36:03PM +0800, Hans Neukomm wrote:
> > after lots of trial and error and the help of THIS mail list,
> 
> FWIW this one is posted on the wrong list; this one's a Postfix 
> issue. Your hint for that should have been to see that the logs 
> demonstrating the problem were entirely from Postfix.
> 
> > finally my dovecot-postfix combination seems to work
> > yet
> > the dovecot mail spool always is empty 
> > all mail forwarded to my main mail server - but i have no mail 
> > relay configured.
> > 
> > why is the mail NOT in the dovecot inbox but forwarded to
> > another mail server ??
> 
> Because the kriyayoga host does not know it's supposed to be the 
> final destination for kriyayoga.com. Anything not recognized as a 
> locally-hosted destination will be routed as per DNS lookup.
> 
> http://www.postfix.org/ADDRESS_CLASS_README.html
> http://www.postfix.org/VIRTUAL_README.html
> 
> > and why does postconf -A show cyrus and NOT dovecot ??
> 
> Irrelevant to your issue, this is normal. Dovecot does not have a 
> client SASL implementation.
> 
> > below some relevant config data.
> > 
> > my goal is to have a clean simple dovecot+postfix mail system
> > with nothing else (cyrus or so) involved when ever possible.
> > 
> > ---------- DNS MX stuff
> > 
> > dig mx kriyayoga.com
> > ;; ANSWER SECTION:
> > kriyayoga.com.          3600    IN      MX      10 smtp.kriyayoga.com.
> > kriyayoga.com.          3600    IN      MX      0 mail.kriyayoga.com.
> 
> The dual MX is usually not a good idea. To do it right is far from 
> simple. Your lower priority MX host will be a spam magnet.
> 
> > the new dovecot setup is tested on smtp.kriyayoga.com and when
> > successfully working shall be used on both mail MX servers.
> 
> Two mailstores? Again, this is not simple to set up.
> 
> > ---------- 
> > 
> > postfix stuff relevant to dovecot
> > 
> >  >  postconf -A
> > cyrus
> > 
> >  >  postconf -a
> > cyrus
> > dovecot
> > 
> > my postconf -n shows nothing about cyrus in the config
> > NOR
> > anything about mail-relay to my main MX
> > 
> > relayhost =
> > mailbox_transport =
> > mailbox_command =
> 
> Those all being default settings, they do not belong in main.cf.
> 
> > smtpd_sasl_type = dovecot
> > virtual_transport = dovecot
> > 
> > ---------- below the mail log for sending mail to my dovecot box 
> > 
> > Jul  3 20:31:08 kriyayoga postfix/smtpd[27801]: connect from
> > unknown[124.108.51.96]
> > Jul  3 20:31:08 kriyayoga dovecot: auth(default): new auth connection:
> > pid=27801
> > Jul  3 20:31:09 kriyayoga dovecot: auth(default): client in:
> > AUTH#0111#011PLAIN#011service=smtp#011nologin#011lip=78.46.101.111#011rip=124.108.51.96#011resp=aGFucwBoYW5zAEk4Q3Nhd084MUR4Y1JlTTh1QmgwTA==
> > Jul  3 20:31:09 kriyayoga dovecot: auth(default):
> > passwd-file(hans,124.108.51.96): lookup: user=hans
> > file=/etc/dovecot/passwd
> > Jul  3 20:31:09 kriyayoga dovecot: auth(default): client out:
> > OK#0111#011user=hans
> 
> Okay, those are Dovecot logs, but not entirely relevant to the 
> problem. The user hans authenticated successfully and is being 
> permitted to relay to an external domain, kriyayoga.com.
> 
> > Jul  3 20:31:09 kriyayoga postfix/smtpd[27801]: BC90129D9F:
> > client=unknown[124.108.51.96], sasl_method=PLAIN, sasl_username=hans
> > Jul  3 20:31:10 kriyayoga postfix/cleanup[27807]: BC90129D9F:
> > message-id=<201007032031.07830.hans at kriyayoga.com>
> > Jul  3 20:31:10 kriyayoga postfix/qmgr[14627]: BC90129D9F:
> > from=<hans at kriyayoga.com>, size=1287, nrcpt=2 (queue active)
> > Jul  3 20:31:10 kriyayoga postfix/smtp[27808]: BC90129D9F:
> > to=<hans at kriyayoga.com>, relay=mail.kriyayoga.com[88.198.14.45]:25,
> > delay=0.95, delays=0.5/0.01/0.17/0.26, dsn=2.0.0, status=sent (250 Ok:
> > queued as 97FCE138024)
> > Jul  3 20:31:10 kriyayoga postfix/smtp[27808]: BC90129D9F:
> > to=<hans at kriyayoga.com>, relay=mail.kriyayoga.com[88.198.14.45]:25,
> > delay=0.95, delays=0.5/0.01/0.17/0.26, dsn=2.0.0, status=sent (250 Ok:
> > queued as 97FCE138024)
> 
> According to the MX records you posted, mail.kriyayoga.com. is the 
> highest priority ("0") MX host for kriyayoga.com. So the rest of the 
> non-spamming world is going to send all kriyayoga.com. mail there as 
> well.
> 
> > Jul  3 20:31:10 kriyayoga postfix/qmgr[14627]: BC90129D9F: removed
> > 
> > 
> > at this point the mail is gone already - NO mail in my dovecot 
> > inbox - NO error - just automatically relayed to my main MX
> 
> If you need to followup on this to the Postfix list, see:
> http://www.postfix.org/DEBUG_README.html#mail


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