cyrus+sendmail+lmtpunix connection refused by localhost

[Lenny]

Hi there,

I'm having this very same problem. My HostStatusDirectory setting is  
off, however. This has only started again since upgrading to 2.3.3.  
Really hoping someone has ideas here. Thanks.

Lenny
-- 
"Wisdom is to a man an infinite Treasure" - Anonymous


Quoting Chris Harms <chris at cmiware.com>:

> Andrzej Adam Filip wrote:
>> Chris Harms <chris at cmiware.com> writes:
>>
>>
>>> Hello,
>>>
>>> We have recently started to experience an inconsistent problem after
>>> restarting cyrus and sendmail after a nightly backup script runs.  All
>>> services seem to start properly, but mail delivery is deferred with
>>> sendmail logging
>>>
>>> dsn=4.4.1, stat=Deferred: Connection refused by localhost
>>>
>>> It appears to be something in lmtp, but we aren't sure what exactly.
>>> We are using the socket for lmtpunix delivery.  The magic bullet
>>> seemed to be stopping all services and removing
>>> /var/run/cyrus-master.pid and some old lmtp lock files, but then this
>>> may have been coincidental.  I found a few similar reports on Google,
>>> but no definite answers to this problem.
>>>
>>> Any insight as to why this would just start happening out of the blue
>>> would be most appreciated.
>>>
>>> Thank you,
>>> Chris Harms
>>>
>>> # additional info
>>>
>>> # Software versions
>>> cyrus 2.2.12
>>> sendmail 8.13.6
>>>
>>> # /var/imap/socket
>>> srwxrwxrwx 1 root  root  0 May 16 22:36 lmtp
>>>
>>> # cyrus.conf
>>> lmtp          cmd="lmtpd" listen="lmtp" prefork=0
>>> lmtpunix      cmd="lmtpd" listen="/var/imap/socket/lmtp" prefork=1
>>>
>>
>> Two recomended tests:
>> a) direct execution of deliver program
>> (echo subject: test; echo) | cyrdeliver -- mailbox_name
>> [ it will try to submit message via unix socket ]
>> b) making sendmail deliver the message in verbose mode
>> in sendmail-8.12+ as root execute:
>> (echo subject: test; echo)| sendmail -v mailbox_name
>>
>> One possible source of problem: HostStatusDirectory option makes
>> sendmail "remember" for some time initial problems with delivery to
>> cyrus imap.
>> Have you set the option in your sendmail.cf?
>>
>>
> It appears to be enabled:
>
> O HostStatusDirectory=.hoststat
>
> Reviewing my backup script shows the stopping / starting of sendmail to
> be commented out, so I should probably uncomment that first.  Or would
> it be a good idea to turn off the HostStatusDirectory option anyway?
>
> Thank you for your help,
> Chris
> ----
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