postfix: Add support for patchwork

Signed-off-by: Florian Pritz <bluewind@xinu.at>

playbooks/apollo.yml

@@ -12,7 +12,7 @@
     - { role: nginx, letsencrypt_validation_dir: "/var/lib/letsencrypt", tags: ["nginx"] }
     - { role: planet, planet_domain: "planet.archlinux.org", planet_dir: "/srv/http/planet", tags: ["planet"] }
     - { role: spampd, tags: ["mail", "spampd"] }
-    - { role: postfix, postfix_server: false, postfix_smtpd_public: false, tags: ["mail", "postfix"] }
+    - { role: postfix, postfix_server: false, postfix_smtpd_public: true, postfix_patchwork_enabled: true, tags: ["mail", "postfix"] }
     - { role: opendkim, dkim_selector: apollo, tags: ['mail', "opendkim"] }
     - { role: dovecot, tags: ['mail', "dovecot"] }
     - { role: postfwd, tags: ['mail', "postfwd"] }

roles/postfix/defaults/main.yml

@@ -2,3 +2,6 @@
 
 postfix_smtpd_public: false
 postfix_server: false
+postfix_patchwork_enabled: false
+postfix_patchwork_user: "patchwork"
+postfix_patchwork_mail_handler: "/srv/http/patchwork/parsemail.sh"

roles/postfix/templates/main.cf.j2

@@ -179,11 +179,20 @@ local_recipient_maps =
 relocated_maps = ${indexed}/relocated
 {% endif %}
 
+relay_domains =
+{%if postfix_patchwork_enabled %}
+  archlinux.org
+{% endif %}
+
 transport_maps =
   ${indexed}/transport
   ${indexed}/compat_maps
   #${indexed}/temporary_mailman_maps
 
+{% if postfix_patchwork_enabled %}
+patchwork_destination_recipient_limit = 1
+{% endif %}
+
 authorized_mailq_users = root
 
 header_checks = pcre:/etc/postfix/header_checks

roles/postfix/templates/master.cf.j2

@@ -103,3 +103,8 @@ scache    unix  -       -       n       -       1       scache
         -o smtpd_reject_footer=
         -o smtpd_tls_security_level=none
 {% endif %}
+
+{% if postfix_patchwork_enabled %}
+patchwork   unix  -       n       n       -       -       pipe
+  flags=DFRX user={{postfix_patchwork_user}} argv={{postfix_patchwork_mail_handler}}
+{% endif %}

roles/postfix/templates/transport.j2

 #lists.archlinux.org mailman:
 gmail.com smtp-ipv4:
+{% if postfix_patchwork_enabled %}
+patchwork@archlinux.org patchwork:
+{% endif %}