From: Matthijs Kooijman Date: Sat, 25 Apr 2009 19:48:57 +0000 (+0200) Subject: exim: Add spamcheck ACL. X-Git-Url: https://git.stderr.nl/gitweb?a=commitdiff_plain;h=37ffa905548fd0a926cf3fb420546f89b30080fc;p=matthijs%2Fservers%2Fdrsnuggles.git exim: Add spamcheck ACL. This ACL always adds spam headers to messages, and denies messages that have a very high (>20) spamscore. --- diff --git a/etc/exim4/conf.d/acl/40_exim4-config_check_data b/etc/exim4/conf.d/acl/40_exim4-config_check_data index b9765c5..9933c39 100644 --- a/etc/exim4/conf.d/acl/40_exim4-config_check_data +++ b/etc/exim4/conf.d/acl/40_exim4-config_check_data @@ -22,6 +22,26 @@ acl_check_data: message = No verifiable sender address in message headers !verify = header_sender + # Mark messages with their spamscore and deny messages with a very high + # score. + deny + message = Message was classified as spam + # Only scan messages that are small, since spam is hardly ever big (and + # scanning big messages costs lots of resources + condition = ${if <{$message_size}{80k}} + # Check using spamassasin's default profile (the name "default" should just + # be any non-existing profile to get the default configuration). This + # condition will always succeed, since spam assassin is configured with a + # very low (even negative) threshold. + spam = default + # Add spam headers (these will be added even when the next condition fails + # and the message is not denied). + add_header = X-Spam-Score: $spam_score ($spam_bar) + add_header = X-Spam-Report: $spam_report + # Reject any messages with a spam score of more than 20. This is fairly + # high, but we don't like really rejecting messages. + condition = ${if >{$spam_score_int}{20}} + # accept otherwise accept