Ajout d'OpenDKIM aux trois MX publics

Python/etc/postfix/main.cf

@@ -275,6 +275,15 @@ if mx:
     @slow_destination_recipient_limit = 20
     @slow_destination_concurrency_limit = 2
 
+    if has("dkim"):
+        @
+        @# Filtrage mail
+        @milter_protocol = 2
+        @milter_default_action = accept
+        @smtpd_milters = inet:localhost:12301
+        @non_smtpd_milters = inet:localhost:12301
+        @
+
     if not secondary:
         @# +----------------------+
         @# | Connexion de secours |