Documentation added.

see #469

doc/getting_started/plugins.rst

@@ -63,14 +63,13 @@ lines inside::
       <driver>:/etc/postfix/maps/sql-relaydomains-transport.cf
       <driver>:/etc/postfix/maps/sql-relaydomain-aliases-transport.cf
 
-Replace ``<driver>`` by the name of the database you use.
-
-Ensure that ``smtpd_recipient_restrictions`` contains at least the
-following options::
-
   smtpd_recipient_restrictions =
       permit_mynetworks
       reject_unauth_destination
+      check_recipient_access 
+          <driver>:/etc/postfix/maps/sql-relay-recipient-verification.cf
+
+Replace ``<driver>`` by the name of the database you use.
 
 Reload postfix.
 

modoboa/core/commands/postfix_maps.py

@@ -172,6 +172,14 @@ class RelayDomainAliasesTransportMap(MapFile):
     sqlite = "SELECT srv.name || ':[' || rdom.target_host || ']' FROM postfix_relay_domains_service AS srv INNER JOIN postfix_relay_domains_relaydomain AS rdom ON rdom.service_id=srv.id INNER JOIN postfix_relay_domains_relaydomainalias AS rdomalias ON rdom.id=rdomalias.target_id WHERE rdom.enabled=1 AND rdomalias.enabled=1 AND rdomalias.name='%s'"
 
 
+class RelayRecipientVerification(Mapfile):
+    category = "relaydomains"
+    filename = "sql-relay-recipient-verification.cf"
+    mysql = "SELECT 'reject_unverified_recipient' FROM postfix_relay_domains_relaydomain WHERE verify_recipients=1 AND name='%d'"
+    postgres = "SELECT 'reject_unverified_recipient' FROM postfix_relay_domains_relaydomain WHERE verify_recipients AND name='%d'"
+    sqlite = "SELECT 'reject_unverified_recipient' FROM postfix_relay_domains_relaydomain WHERE verify_recipients=1 AND name='%d'"
+
+
 class PostfixMapsCommand(Command):
     help = "Generate ready-to-use postfix map files"