From 74228f95e562156c74e302c33d5c2692c0c31564 Mon Sep 17 00:00:00 2001 From: "Adam D. Barratt" Date: Wed, 2 Oct 2019 20:54:58 +0100 Subject: [PATCH] eximconf: more comments Signed-off-by: Adam D. Barratt --- modules/exim/templates/eximconf.erb | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/modules/exim/templates/eximconf.erb b/modules/exim/templates/eximconf.erb index f96e4d24c..6dc0a5960 100644 --- a/modules/exim/templates/eximconf.erb +++ b/modules/exim/templates/eximconf.erb @@ -450,14 +450,17 @@ check_helo: # These are in HELO acl so that they are only run once. They increment a counter, # so we don't want it to increment per rcpt to. + # high trust warn dnslists = list.dnswl.org&0.0.0.3 log_message = Hit on list.dnswl.org for $sender_host_address set acl_c_scr = ${eval:$acl_c_scr-30} + # >= medium trust warn dnslists = list.dnswl.org&0.0.0.2 log_message = Hit on list.dnswl.org for $sender_host_address set acl_c_scr = ${eval:$acl_c_scr-20} + # any form of listing warn dnslists = list.dnswl.org log_message = Hit on list.dnswl.org for $sender_host_address set acl_c_scr = ${eval:$acl_c_scr-10} @@ -470,15 +473,18 @@ check_helo: condition = ${if eq{$host_lookup_failed}{1}} set acl_c_scr = ${eval:$acl_c_scr+20} + # HELO looks like a dynamic address (with RDNS match) warn !hosts = +debianhosts condition = ${if eq{$host_lookup_failed}{0}} condition = ${if match{$sender_host_name}{\N(^[^\.]*[0-9]\-+[0-9]|^[^\.]*[0-9]{5,}[^\.]|^([^\.]+\.)?[0-9][^ \.]*\.[^\.]+\..+\.[a-z]|^[^\.]*[0-9]\.[^\.]*[0-9]-[0-9]|^(dyn|cable|dhcp|dialup|ppp|adsl)[^\.]*[0-9])\N}} set acl_c_scr = ${eval:$acl_c_scr+20} + # HELO looks like a dynamic address warn !hosts = +debianhosts condition = ${if match{$sender_helo_name}{\N(^[^\.]*[0-9]\-+[0-9]|^[^\.]*[0-9]{5,}[^\.]|^([^\.]+\.)?[0-9][^ \.]*\.[^\.]+\..+\.[a-z]|^[^\.]*[0-9]\.[^\.]*[0-9]-[0-9]|^(dyn|cable|dhcp|dialup|ppp|adsl)[^\.]*[0-9])\N}} set acl_c_scr = ${eval:$acl_c_scr+20} + # mail from a dynamic IP address range warn !hosts = +debianhosts dnslists = dul.dnsbl.sorbs.net set acl_c_scr = ${eval:$acl_c_scr+15} -- 2.20.1