[Postfixbuch-users] Duplikate bei Verwendung von Aliasen underdrücken

[Mathias Jeschke]

Hallo Peer,

Am 16.03.2015 um 10:00 schrieb Peer Heinlein:

>> Leider funktionieren beide Optionen nicht zusammen der
>> Adress-Verifikation (gegen Dovecot via LMTP).
>
> Doch, das hat nichts miteinander zu tun.

Cool.

>> Ohne reject_unverified_recipient wird bei beiden Varianten _eine_ Mail
>> zugestellt, ohne enable_original_recipient bzw. receive_override_options
>> erfolgt die Adress-Verifikation, aber wie eingangs erwähnt erhalte ich
>> dabei _zwei_ Mails.
>
> Dann zeig doch mal im Logfile wo/wie die Zwei Mails entstehen. die
> fallen ja nicht vom Himmel.

Zum Beispiel wenn ich im genannten Testsystem eine Mail an 
muster at postfix-test.example.com und test at postfix-test.example.com schicke:
----------------------------------------------------------------------
Mar 16 13:54:42 postfix-test postfix/smtpd[10894]: connect from 
unknown[172.31.31.51]
Mar 16 13:54:42 postfix-test postfix/smtpd[10894]: 900CFD86: 
client=unknown[172.31.31.51]
Mar 16 13:54:42 postfix-test postfix/cleanup[10898]: 900CFD86: 
message-id=<5506d292.xt8HsnPttjA0uMC3%sender at example.invalid>
Mar 16 13:54:42 postfix-test postfix/qmgr[10893]: 900CFD86: 
from=<sender at example.invalid>, size=511, nrcpt=2 (queue active)
Mar 16 13:54:42 postfix-test postfix/smtpd[10894]: disconnect from 
unknown[172.31.31.51]
Mar 16 13:54:42 postfix-test postfix/local[10899]: 900CFD86: 
to=<root at postfix-test.example.com>, 
orig_to=<muster at postfix-test.example.com>, relay=local, delay=0.15, 
delays=0.11/0.01/0/0.03, dsn=2.0.0, status=sent (delivered to mailbox)
Mar 16 13:54:43 postfix-test postfix/local[10900]: 900CFD86: 
to=<root at postfix-test.example.com>, 
orig_to=<test at postfix-test.example.com>, relay=local, delay=1.3, 
delays=0.11/0.01/0/1.2, dsn=2.0.0, status=sent (delivered to mailbox)
Mar 16 13:54:43 postfix-test postfix/qmgr[10893]: 900CFD86: removed
----------------------------------------------------------------------

>> Wenn ich die Adress-Verifikation aktiviere und
>> "enable_original_recipient = no" setze, bekommt der Sender immer ein 450
>> Fehler: "Recipient address rejected: unverified address: Address
>> verification in progress"
>
> Dann zeig doch mal im Logfile die Verifikation. Das ist ja eine normale
> E-Mail. Die steht im Logfile. Und wenn die "noch in progress ist" :-)
> dann hängt da irgendwas weswegen er das noch nicht abgeschlossen hat.

Den Log-Eintrag hatte ich in der Mail (okay, ich hätte ihn evtl. nicht 
"quoten" sollen):

----------------------------------------------------------------------
Mar 13 09:30:01 postfix-test postfix/smtpd[9667]: connect from 
unknown[172.31.31.51]
Mar 13 09:30:01 postfix-test postfix/verify[9671]: cache 
btree:/var/lib/postfix/verify_cache full cleanup: retained=0 dropped=0 
entries
Mar 13 09:30:01 postfix-test postfix/cleanup[9672]: 8F30D3837: 
message-id=<20150313083001.8F30D3837 at postfix-test.example.com>
Mar 13 09:30:01 postfix-test postfix/qmgr[9666]: 8F30D3837: 
from=<double-bounce at postfix-test.example.com>, size=259, nrcpt=1 (queue 
active)
Mar 13 09:30:01 postfix-test postfix/local[9673]: 8F30D3837: 
to=<root at postfix-test.example.com>, relay=local, delay=0.06, 
delays=0.03/0.01/0/0.02, dsn=2.0.0, status=deliverable (delivers to mailbox)
Mar 13 09:30:01 postfix-test postfix/qmgr[9666]: 8F30D3837: removed
Mar 13 09:30:07 postfix-test postfix/smtpd[9667]: NOQUEUE: reject: RCPT 
from unknown[172.31.31.51]: 450 4.1.1 <muster at postfix-test.example.com>: 
Recipient address rejected: unverified address: Address verification in 
progress; from=<sender at example.invalid> 
to=<muster at postfix-test.example.com> proto=SMTP helo=<wheezy>
Mar 13 09:30:07 postfix-test postfix/smtpd[9667]: lost connection after 
RCPT from unknown[172.31.31.51]
Mar 13 09:30:07 postfix-test postfix/smtpd[9667]: disconnect from 
unknown[172.31.31.51]
----------------------------------------------------------------------

Das "verification in progress" kommt nur wenn ich 
"enable_original_recipient = no" setze.

> Was ja insb. nicht heißt, daß es ein Bounce ist o.ä., aber irgendwie
> läuft da noch was in einen Timeout. Also: Zeigen.

Der Bounce kommt nur wenn ich "receive_override_options = 
no_address_mappings" setze:

----------------------------------------------------------------------
Mar 13 09:33:41 postfix-test postfix/smtpd[9797]: connect from 
unknown[172.31.31.51]
Mar 13 09:33:41 postfix-test postfix/verify[9801]: cache 
btree:/var/lib/postfix/verify_cache full cleanup: retained=0 dropped=0 
entries
Mar 13 09:33:41 postfix-test postfix/cleanup[9802]: 8A5E43837: 
message-id=<20150313083341.8A5E43837 at postfix-test.example.com>
Mar 13 09:33:41 postfix-test postfix/qmgr[9796]: 8A5E43837: 
from=<double-bounce at postfix-test.example.com>, size=259, nrcpt=1 (queue 
active)
Mar 13 09:33:41 postfix-test postfix/local[9803]: 8A5E43837: 
to=<root at postfix-test.example.com>, 
orig_to=<muster at postfix-test.example.com>, relay=local, delay=0.07, 
delays=0.05/0.01/0/0.02, dsn=2.0.0, status=deliverable (delivers to mailbox)
Mar 13 09:33:41 postfix-test postfix/qmgr[9796]: 8A5E43837: removed
Mar 13 09:33:44 postfix-test postfix/smtpd[9797]: 8B3F83837: 
client=unknown[172.31.31.51]
Mar 13 09:33:44 postfix-test postfix/cleanup[9804]: 90B4638B9: 
message-id=<20150313083344.90B4638B9 at postfix-test.example.com>
Mar 13 09:33:44 postfix-test postfix/qmgr[9796]: 90B4638B9: 
from=<double-bounce at postfix-test.example.com>, size=259, nrcpt=1 (queue 
active)
Mar 13 09:33:44 postfix-test postfix/local[9803]: 90B4638B9: 
to=<root at postfix-test.example.com>, 
orig_to=<test at postfix-test.example.com>, relay=local, delay=0.07, 
delays=0.05/0/0/0.02, dsn=2.0.0, status=deliverable (delivers to mailbox)
Mar 13 09:33:44 postfix-test postfix/qmgr[9796]: 90B4638B9: removed
Mar 13 09:33:47 postfix-test postfix/cleanup[9802]: 8B3F83837: 
message-id=<5502a0e5.Esnx2uXCcEAkCtsY%sender at example.invalid>
Mar 13 09:33:47 postfix-test postfix/qmgr[9796]: 8B3F83837: 
from=<sender at example.invalid>, size=512, nrcpt=2 (queue active)
Mar 13 09:33:47 postfix-test postfix/smtpd[9797]: disconnect from 
unknown[172.31.31.51]
Mar 13 09:33:47 postfix-test postfix/local[9803]: 8B3F83837: 
to=<muster at postfix-test.example.com>, relay=local, delay=6.2, 
delays=6.2/0/0/0.03, dsn=5.1.1, status=bounced (unknown user: "muster")
Mar 13 09:33:48 postfix-test postfix/local[9805]: 8B3F83837: 
to=<test at postfix-test.example.com>, relay=local, delay=7.4, 
delays=6.2/0.01/0/1.2, dsn=5.1.1, status=bounced (unknown user: "test")
Mar 13 09:33:48 postfix-test postfix/cleanup[9804]: DD23038BD: 
message-id=<20150313083348.DD23038BD at postfix-test.example.com>
Mar 13 09:33:48 postfix-test postfix/qmgr[9796]: DD23038BD: from=<>, 
size=2655, nrcpt=1 (queue active)
Mar 13 09:33:48 postfix-test postfix/bounce[9806]: 8B3F83837: sender 
non-delivery notification: DD23038BD
Mar 13 09:33:48 postfix-test postfix/qmgr[9796]: 8B3F83837: removed
Mar 13 09:33:48 postfix-test postfix/smtp[9808]: DD23038BD: 
to=<sender at example.invalid>, relay=none, delay=0.07, 
delays=0.02/0.01/0.04/0, dsn=5.4.4, status=bounced (Host or domain name 
not found. Name service error for name=example.invalid type=AAAA: Host 
not found)
Mar 13 09:33:48 postfix-test postfix/qmgr[9796]: DD23038BD: removed
----------------------------------------------------------------------

>> Hat jemand eine Idee wie ich die Duplikate verhindern kann und trotzdem
>> Adress-Verifikation durchführen kann?
>
> Das hat NICHTS miteinander zu tun.

Leider bekomme ich es nicht ohne einen Tipp zum Fliegen :-/

Vielen Dank,
Mathias.