On Fri, Apr 14, 2023 at 03:31:17PM -0300, SysAdmin EM via Postfix-users wrote:
> Sorry for such a basic question but I couldn’t find a solution on my
> part. I’m trying to block a Subject using header_checks but it’s not
> working.
>
> This is my rule:
>
> /^Subject:.*Invalid HTTP_HOST header.*/ DISCARD SUBJECTALERT
This looks OK, and expects a "Subject:" header.
> I used postmap to test the rule but not match.
>
> postmap -q "[KIS] ERROR (EXTERNAL IP): Invalid HTTP_HOST header:
> '10.54.130.188:8020'. You may need to add u'10.54.130.188' to ALLOWED_HOSTS."
> regexp:/etc/postfix/header_checks
This is not a "Subject:" header. Perhaps you meant to type:
postmap -q "Subject: [KIS] ERROR (EXTERNAL IP): Invalid HTTP_HOST header:
'10.54.130.188:8020'. You may need to add u'10.54.130.188' to ALLOWED_HOSTS."
regexp:/etc/postfix/header_checks
--
Viktor.
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