Paul Schmehl via Postfix-users:
> > On Jun 20, 2024, at 7:17?AM, Wietse Venema via Postfix-users
> > <postfix-users@postfix.org> wrote:
> >
> > Paul Schmehl via Postfix-users:
> >> Is there a place in postfix where I could discard mail if it has
> >> a spam score higher than say 4 or 5? I know that postfix hands the
> >> mail off to spamassassin for processing and then receives it back
> >> for delivery, but I'm unclear what checks could be implemented to
> >> catch spam and discard it.
> >>
> >> This is what I could match on: X-Spam-Status: Yes, score=2.1
> >>
> >> If the score was higher than some number (e.g >4) than reject the mail.
> >
> > One could try some variant of /^X-Spam-Status: Yes, score=[5-9]/
>
> Would this be in header_checks? I confess, I?m not clear on how
> mail is handled after spamassassin returns it to Postfix. Does it
> go all the way through the process again, beginning with header_checks?
That depends.
If you use the "content_filter" feature then header_checks shold do it.
If you use some Milter like rspamd then you need milter_header_checks.
> If it?s header_checks, I would probably use something like /^X-Spam-Status:
> Yes, score=[5-100[/ to catch everything above five.
No. It's a regular expression, it does not compute that 5 is less than 100.
Use a pattern from Viktor's post.
Wietse
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