Enable milter in postfix and run the containers

docker-compose.yml

@@ -15,6 +15,11 @@ services:
     volumes:
       - /data/certs:/certs
       
+  redis:
+    image: redis
+    volumes:
+      - /data/redis:/data
+
   imap:
     build: dovecot
     image: freeposte/dovecot
@@ -39,9 +44,23 @@ services:
       - /data/freeposte:/data
       - /data/certs:/certs
 
-  filter:
-    build: amavis
-    image: freeposte/amavis
+  milter:
+    build: rmilter
+    image: freeposte/rmilter
+    env_file: freeposte.env
+    volumes:
+      - /data/filter:/data
+      
+  antispam:
+    build: rspamd
+    image: freeposte/rspamd
+    env_file: freeposte.env
+    volumes:
+      - /data/filter:/var/lib/rspamd
+      
+  antivirus:
+    build: clamav
+    image: freeposte/clamav
     env_file: freeposte.env
     volumes:
       - /data/filter:/data

postfix/conf/main.cf

@@ -39,5 +39,13 @@ smtpd_sasl_security_options = noanonymous
 ###############
 virtual_mailbox_domains = ${sql}sqlite-virtual_mailbox_domains.cf
 virtual_alias_maps = ${sql}sqlite-virtual_alias_maps.cf
-virtual_transport = lmtp:inet:filter:2525
+virtual_transport = lmtp:inet:imap:2525
 lmtp_host_lookup = native
+
+###############
+# Milter
+###############
+smtpd_milters = inet:milter:9900
+milter_protocol = 6
+milter_mail_macros = i {mail_addr} {client_addr} {client_name} {auth_authen}
+milter_default_action = tempfail