He does not send because it is rewritten and i see
no reason for don't verify an hand of targets
especially if they bounce finally

I just added "mailer-daemon@" -> "[email protected]"
on dbmail side a few minutes ago to avoid backscattering but
that should not be needed
_________________

sender_canonical_maps = mysql:/etc/postfix/mysql-rewritesenders.cf

[root@mail:/etc/postfix]$ cat /etc/postfix/mysql-rewritesenders.cf
user     = dbmailro
password = ****
dbname   = dbmail
hosts    = unix:/var/lib/mysql/mysql.sock
query    = select target from dbma_rewrite_senders where source like '%s'

mysql> select * from dbma_rewrite_senders where target like '%postmaster%';
+------------------------------------+--------------------------+
| source                             | target                   |
+------------------------------------+--------------------------+
| apache                             | [email protected] |
| mailer-daemon                      | [email protected] |
| mailerdaemon                       | [email protected] |
| postmaster                         | [email protected] |
| [email protected]        | [email protected] |
| [email protected]               | [email protected] |
| [email protected]         | [email protected] |
+------------------------------------+--------------------------+

Am 15.02.2011 18:27, schrieb Wietse Venema:
> Reindl Harald:
>> How can this happen?
>>
>> The address "[email protected]" does not exist
>> but if checked from barracuda SPF postfix answers with valid?
> 
> Postfix SENDS mail from mailer-daemon, therefore Postfix ACCEPTS
> mail to mailer-daemon.
> 
> When the mailer-daemon alias does not exist (it should resolve to
> "postmaster"), the local delivery agent logs a warning and discards
> the recipient.

Attachment: signature.asc
Description: OpenPGP digital signature

Reply via email to