[Dovecot] auth-master: Permission denied [sigh]

[Rui Carneiro]

Hi,

I was having problems with permissions on auth-master too. I solve them
creating manually the folder /var/run/dovecot with correct permissions but i
see you already did that :\

On Sun, Apr 12, 2009 at 5:27 PM, James Butler <jbutler at thebestdefense.com>wrote:

> I've been messing with this for too long, now, and I'm blind to whatever's
> wrong. Or I'm simply being dense. Either way, I need help with a common
> issue.
>
> I'm trying to get Postfix+Spamassassin+Dovecot going on Fedora 10. (I'll
> get back to the global Sieve thingy soon, but I need to get this going,
> first.)
>
> When using the simple:
>  mailbox_command = /usr/local/libexec/dovecot/deliver
> everything is cool, except there's no Spamassassin involvement, obviously.
>
> The problem shows itself when the Spamassassin user hands off to the
> recipient user and Deliver + the recipient user tries to access
> /var/run/dovecot/auth-master.
>
> Thank you for any insight you can provide.
>
> /var/run/dovecot: 755 root:dovecot
> /var/run/dovecot/login: 750 root:dovecot
> /var/run/dovecot/auth-master: 750 root:dovecot
> (I think. auth-master is a temporary file? Comes and goes.)
>
> >From /etc/postfix/main.cf
>
> mailbox_transport = spamassassin
>
> >From /etc/postfix/master.cf:
>
> spamassassin unix - n n - - pipe
>  user=spam argv=/usr/bin/spamc -f -e /usr/libexec/dovecot/deliver
>  -f ${sender} -d ${user} -m ${extension}
>
> Here's my 'socket listen' section from /usr/local/etc/dovecot.conf:
>
> socket listen {
>  master {
>  path = /var/run/dovecot/auth-master
>  mode = 0666
>  #user =
>  group = dovecot
>  }
>  client {
>  path = /var/run/dovecot/auth-client
>  mode = 0666
>  #user =
>  group = dovecot
>  }
> }
>
> >From /var/log/maillog:
>
> Postfix receives the message:
>
> postfix/smtpd[29447]: connect from \
>  IP-ADD-RE-SS.ptr.example-send.com[IP.ADD.RE.SS]
> postfix/smtpd[29447]: 60990FA01BA: \
>  client=IP-ADD-RE-SS.ptr.example-send.com[IP.ADD.RE.SS]
> postfix/cleanup[29451]: 60990FA01BA: \
>  message-id=<49E20BF2.4090408 at example-send.com>
> postfix/qmgr[29441]: 60990FA01BA: from=<sender at example-send.com>, \
>  size=812, nrcpt=1 (queue active)
> postfix/smtpd[29447]: disconnect from \
>  IP-ADD-RE-SS.ptr.example-send.com[IP.ADD.RE.SS]
>
> Spamassassin processes the message as user 'spam':
>
> spamd[4121]: spamd: processing message\
>  <49E20BF2.4090408 at example-send.com> for spam:653
> spamd[4121]: spamd: clean message (3.0/5.0) for spam:653 in 5.2 seconds,\
>  793 bytes.
> spamd[4121]: spamd: result: . 2 - RDNS_DYNAMIC,TVD_SPACE_RATIO \
>  scantime=5.2,size=793,user=spam,uid=653,required_score=5.0, \
>  rhost=localhost.localdomain,raddr=127.0.0.1,rport=42493, \
>  mid=<49E20BF2.4090408 at example-send.com>,autolearn=no
>
> Spamassassin pipes result to Deliver which runs as recipient user.
>
> Deliver as recipient user doesn't have permission to auth:
>
> deliver(recipient): Can't connect to auth server at \
>  /var/run/dovecot/auth-master: Permission denied
> postfix/pipe[29452]: 60990FA01BA: to=<recipient at example-receive.com>, \
>  relay=spamassassin, delay=6, delays=0.33/0.01/0/5.7, dsn=4.3.0, \
>  status=deferred (temporary failure)
>
> 1) I must use the 'user=' arg for spamc
> 2) Can't use 'user=${user}' or $user:
>   fatal: get_service_attr: unknown username: ${user}
> 3) Must use '-d ${user}' Deliver arg, otherwise
>   message gets delivered to user 'spam'
>
> AArrgh! TIA.
>
>


-- 
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