add milter configuration

README.md

@@ -13,21 +13,12 @@ The internet domain name of the mail system.
 ## SMTP_BANNER
 Text prepended to `$myhostname ESMTP $mail_name` for the smtp banner.
 
-## SPAMASSASSIN_HOST
-Hostname for the spamassassin host.
-
 ## DOVECOT_HOST
 Hostname for the dovecot host.
 
 ## DOVECOT_AUTH_PORT
 Port for the dovecot host.
 
-## DKIM_HOST
-Hostname for the OpenDkim host.
-
-## DKIM_PORT
-Port for the OpenDkim host.
-
 ## LMTP_HOST
 Hostname for the lmtp host (probably dovecot).
 
@@ -94,6 +85,9 @@ Comma seperated list of ciphers or cipher types to exclude from the SMTP server
 ## RSPAMD_ADDRESS
 - default: inet:127.0.0.1:11332
 
+## EXTERNAL_IP
+The network interface addresses that this mail system receives mail on by way of a proxy or network address translation unit. 
+
 Where to connect to rspamd.
 
 # Ports

rootfs/etc/confd/templates/main.cf.tmpl

@@ -62,6 +62,9 @@ smtpd_sasl_tls_security_options = noanonymous
 smtpd_relay_restrictions = permit_mynetworks, permit_sasl_authenticated, defer_unauth_destination
 smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, defer_unauth_destination, reject_unverified_recipient
 
+smtpd_milters={{getenv "RSPAMD_ADDRESS" "inet:127.0.0.1:11332"}}
+non_smtpd_milters=$smtpd_milters
+milter_mail_macros="i {mail_addr} {client_addr} {client_name} {auth_authen}"
 milter_default_action = accept
 milter_macro_daemon_name = ORIGINATING
 milter_connect_macros = "i j {daemon_name} v {if_name} _"