From: Rouven Sacha (rouvenblinkenmail.de)
Date: Tue Jul 03 2007 - 05:04:15 CDT

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Am Dienstag, den 03.07.2007, 00:06 -0400 schrieb Wietse Venema:
> Rouven Sacha:
> > I have a severe problem with outbound SMTP traffic on one of our clients
> > mailservers. The postfix system (Debian Etch, Postfix 2.3.8-2+b1) is
> > configured to do DIGEST-MD5 SMTP-AUTH against its smarthost (A postfix
> > system of the same revision) and just fades away with a SIG11.
>
> Welcome to Linux DLL hell. See the Postfix SASL_README document,
> and post output from the saslfinger command.

I switched on "smtp_sasl_type = cyrus" - no improvement.

Output from saslfinger:

saslfinger - postfix Cyrus sasl configuration Di 3. Jul 11:59:47 CEST
2007
version: 1.0.2
mode: client-side SMTP AUTH

-- basics --
Postfix: 2.3.8
System: Debian GNU/Linux 4.0 \n \l

-- smtp is linked to --
        libsasl2.so.2 => /usr/lib/libsasl2.so.2 (0xb7d87000)

-- active SMTP AUTH and TLS parameters for smtp --
relayhost = mail.blinkenmail.de
smtp_sasl_auth_enable = yes
smtp_sasl_password_maps = hash:/etc/postfix/smtp_auth
smtp_sasl_type = cyrus

-- listing of /usr/lib/sasl2 --
insgesamt 696
drwxr-xr-x 2 root root 4096 2007-07-02 21:33 .
drwxr-xr-x 47 root root 16384 2007-07-02 21:48 ..
-rw-r--r-- 1 root root 13304 2006-12-13 22:26 libanonymous.a
-rw-r--r-- 1 root root 855 2006-12-13 22:26 libanonymous.la
-rw-r--r-- 1 root root 12844 2006-12-13 22:26 libanonymous.so
-rw-r--r-- 1 root root 12844 2006-12-13 22:26 libanonymous.so.2
-rw-r--r-- 1 root root 12844 2006-12-13 22:26 libanonymous.so.2.0.22
-rw-r--r-- 1 root root 15502 2006-12-13 22:26 libcrammd5.a
-rw-r--r-- 1 root root 841 2006-12-13 22:26 libcrammd5.la
-rw-r--r-- 1 root root 15052 2006-12-13 22:26 libcrammd5.so
-rw-r--r-- 1 root root 15052 2006-12-13 22:26 libcrammd5.so.2
-rw-r--r-- 1 root root 15052 2006-12-13 22:26 libcrammd5.so.2.0.22
-rw-r--r-- 1 root root 46320 2006-12-13 22:26 libdigestmd5.a
-rw-r--r-- 1 root root 864 2006-12-13 22:26 libdigestmd5.la
-rw-r--r-- 1 root root 43040 2006-12-13 22:26 libdigestmd5.so
-rw-r--r-- 1 root root 43040 2006-12-13 22:26 libdigestmd5.so.2
-rw-r--r-- 1 root root 43040 2006-12-13 22:26 libdigestmd5.so.2.0.22
-rw-r--r-- 1 root root 13482 2006-12-13 22:26 liblogin.a
-rw-r--r-- 1 root root 835 2006-12-13 22:26 liblogin.la
-rw-r--r-- 1 root root 13384 2006-12-13 22:26 liblogin.so
-rw-r--r-- 1 root root 13384 2006-12-13 22:26 liblogin.so.2
-rw-r--r-- 1 root root 13384 2006-12-13 22:26 liblogin.so.2.0.22
-rw-r--r-- 1 root root 29300 2006-12-13 22:26 libntlm.a
-rw-r--r-- 1 root root 829 2006-12-13 22:26 libntlm.la
-rw-r--r-- 1 root root 28776 2006-12-13 22:26 libntlm.so
-rw-r--r-- 1 root root 28776 2006-12-13 22:26 libntlm.so.2
-rw-r--r-- 1 root root 28776 2006-12-13 22:26 libntlm.so.2.0.22
-rw-r--r-- 1 root root 13818 2006-12-13 22:26 libplain.a
-rw-r--r-- 1 root root 835 2006-12-13 22:26 libplain.la
-rw-r--r-- 1 root root 13992 2006-12-13 22:26 libplain.so
-rw-r--r-- 1 root root 13992 2006-12-13 22:26 libplain.so.2
-rw-r--r-- 1 root root 13992 2006-12-13 22:26 libplain.so.2.0.22
-rw-r--r-- 1 root root 21726 2006-12-13 22:26 libsasldb.a
-rw-r--r-- 1 root root 856 2006-12-13 22:25 libsasldb.la
-rw-r--r-- 1 root root 17980 2006-12-13 22:26 libsasldb.so
-rw-r--r-- 1 root root 17980 2006-12-13 22:26 libsasldb.so.2
-rw-r--r-- 1 root root 17980 2006-12-13 22:26 libsasldb.so.2.0.22

-- permissions for /etc/postfix/smtp_auth --
-rw-r--r-- 1 root root 49 2007-06-29 12:42 /etc/postfix/smtp_auth

-- permissions for /etc/postfix/smtp_auth.db --
-rw-r--r-- 1 root root 12288 2007-07-02 10:43 /etc/postfix/smtp_auth.db

/etc/postfix/smtp_auth.db is up to date.

-- active services in /etc/postfix/master.cf --
# service type private unpriv chroot wakeup maxproc command + args
# (yes) (yes) (yes) (never) (100)
smtp inet n - n - - smtpd
pickup fifo n - - 60 1 pickup
cleanup unix n - - - 0 cleanup
qmgr fifo n - n 300 1 qmgr
tlsmgr unix - - - 1000? 1 tlsmgr
rewrite unix - - - - - trivial-rewrite
bounce unix - - - - 0 bounce
defer unix - - - - 0 bounce
trace unix - - - - 0 bounce
verify unix - - - - 1 verify
flush unix n - - 1000? 0 flush
proxymap unix - - n - - proxymap
smtp unix - - n - - smtp
relay unix - - - - - smtp
        -o fallback_relay=
showq unix n - - - - showq
error unix - - - - - error
discard unix - - - - - discard
local unix - n n - - local
virtual unix - n n - - virtual
lmtp unix - - n - - lmtp
anvil unix - - n - 1 anvil
scache unix - - - - 1 scache
maildrop unix - n n - - pipe
  flags=DRhu user=vmail argv=/usr/bin/maildrop -d ${recipient}
uucp unix - n n - - pipe
  flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail
($recipient)
ifmail unix - n n - - pipe
  flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient)
bsmtp unix - n n - - pipe
  flags=Fq. user=bsmtp argv=/usr/lib/bsmtp/bsmtp -t$nexthop -f$sender
$recipient
scalemail-backend unix - n n - 2 pipe
  flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store
${nexthop} ${user} ${extension}
mailman unix - n n - - pipe
  flags=FR user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py
  ${nexthop} ${user}

-- mechanisms on mail.blinkenmail.de --
250-AUTH DIGEST-MD5
250-AUTH=DIGEST-MD5

-- end of saslfinger output --

Thanks a lot for your help,

Rouven
--
Blinkenlichten (Maass,Eigmüller,Sacha GbR)
Hermannstraße 48 12049 Berlin
www: http://www.blinkenlichten.de/
email: infoblinkenlichten.de
Telefon: +49(0)3013896247
Fax: +49(0)3013896249

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