On Thu, Oct 1, 2009 at 6:46 PM, URCentral @ Gmail <urcent...@gmail.com> wrote:

>>> Is this by design, working as intended? Or am I missing something somewhere?
>>
>> Where's the main.cf snippet?
>
> Guess I did miss something somewhere. This is how it looks like now;
>
> smtpd_sender_restrictions =
>        permit_mynetworks
>        reject_unknown_sender_domain
>        reject_non_fqdn_sender
>        check_sender_access
>                hash:/etc/postfix/chk_sender_access
>
> smtpd_recipient_restrictions =
>        permit_mynetworks
>        reject_unknown_reverse_client_hostname
>        reject_non_fqdn_helo_hostname
>        reject_unknown_helo_hostname
>        reject_unauth_destination
>        reject_non_fqdn_recipient
>        reject_unknown_recipient_domain
>        check_recipient_access
>                hash:/etc/postfix/chk_recipient_access
>        reject_unverified_recipient
>
>
> Which works; if 'postmas...@configcast.com' is used as a sender, it
> rejects the rest of the SMTP session, but if used as a recipient, it's
> fine, as expected. If I move 'check_sender_access' to the next stage
> however, like this;
>
> smtpd_sender_restrictions =
>        permit_mynetworks
>        reject_unknown_sender_domain
>        reject_non_fqdn_sender
>        check_sender_access
>                hash:/etc/postfix/chk_sender_access
>
> smtpd_recipient_restrictions =
>        permit_mynetworks
>        reject_unknown_reverse_client_hostname
>        reject_non_fqdn_helo_hostname
>        reject_unknown_helo_hostname
>        reject_unauth_destination
>        check_sender_access
>                hash:/etc/postfix/chk_sender_access
>        reject_non_fqdn_recipient
>        reject_unknown_recipient_domain
>        check_recipient_access
>                hash:/etc/postfix/chk_recipient_access
>        reject_unverified_recipient
>
> then it will reject the recipient with the action specified in the
> 'check_sender_access' hash database;
>
> configcast.com                  REJECT You are not a known MX for
> 'configcast.com'.

Correcting myself; there are two hash databases specified on the live
server, like this;

        check_sender_access
                hash:/etc/postfix/chk_sender_local
                hash:/etc/postfix/chk_sender_access

The 'chk_sender_local' is currently empty. If I remove the first one
so it actually matches the example given above, with just one hash
database, the problem disappears and it works as expected.

>From the various examples I've seen I assumed that several type:table
pairs per restriction are possible, and I can override the
restrictions set in the second database by giving an 'OK' for
'postmas...@configcast.com' in the first, but I guess that assumption
is incorrect?

Cya,
Jona

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