Mail from localhost not excluded from checks

[Damian]

You probably did not enable xforward.

https://www.ijs.si/software/amavisd/README.postfix.html#basics_transport_smtp-client

> I'm a bit puzzled. I run a Perl script on our mailserver which once per
> day will send me a summarized overview of all in- and outgoing mails.
> But these mail are spam and virus checked by amavis:
> 
> X-Spam-Status: Yes, score=24.574
> Received: from [my.servers.name] ([127.0.0.1])
>         by localhost [my.servers.name] [127.0.0.1]) (amavisd-new, port
> 10024)
>         with ESMTP id 5qjFB26fDv8l for <logging@[my.domain]>;
>         Tue, 12 Nov 2019 09:50:55 +0100 (CET)
> Received: by [my.servers.name] (Postfix, from userid 0)
>         id B874A8075CE1; Tue, 12 Nov 2019 09:50:55 +0100 (CET)
> 
> Why?
> 
> amavisd.conf
> 
> @mynetworks = qw( 127.0.0.0/24 192.168.27.0/24 [etc.])
> [...]
> $policy_bank{'MYNETS'} = {  # clients in @mynetworks
>   bypass_spam_checks_maps   => [1],  # don't spam-check internal mail
>   bypass_banned_checks_maps => [1],  # don't banned-check internal mail
>   bypass_header_checks_maps => [1],  # don't header-check internal mail
>   bypass_virus_checks_maps  => [1],
> };
> 
> Any ideas?