Install postfix on mailman3 vm

plays/mail.yml

@@ -6,7 +6,7 @@
 # All other servers uses nullmailer to send local mail to Crans SMTP.
 
 # Redirect local mail to mailserver
-- hosts: crans_server,!redisdead.adm.crans.org,!soyouz.adm.crans.org,!titanic.adm.crans.org,!boeing.adm.crans.org,!sputnik.adm.crans.org,!zamok.adm.crans.org
+- hosts: crans_server,!redisdead.adm.crans.org,!soyouz.adm.crans.org,!titanic.adm.crans.org,!boeing.adm.crans.org,!sputnik.adm.crans.org,!zamok.adm.crans.org,!mailman.adm.crans.org
   vars:
     mail_root: root@crans.org
     mail_snmp_server: smtp.adm.crans.org

plays/mailman.yml

@@ -35,3 +35,4 @@
       web_domain: "mailman.crans.org"
   roles:
     - mailman3
+    - postfix-mailman3

roles/postfix-mailman3/handlers/main.yml

+---
+- name: Restart postfix
+  service:
+    name: postfix
+    state: restarted

roles/postfix-mailman3/tasks/main.yml

+---
+- name: Install postfix
+  apt:
+    update_cache: true
+    name:
+      - postfix
+  register: apt_result
+  retries: 3
+  until: apt_result is succeeded
+
+- name: Deploy postfix configuration
+  template:
+    src: "postfix/{{ item }}.j2"
+    dest: "/etc/postfix/{{ item }}"
+    mode: 0644
+    owner: root
+    group: root
+  loop: []
+#    - main.cf
+#    - master.cf
+#    - transport
+#    - mime_header_checks
+#    - recipient_access
+#    - sender_login_maps
+#    - postscreen_access.cidr
+#    - sasl/smtpd.conf
+#    - client_checks
+  notify: Restart postfix
+
+- name: Indicate role in motd
+  template:
+    src: update-motd.d/05-postfix-mailman.j2
+    dest: /etc/update-motd.d/05-postfix-mailman
+    mode: 0755

roles/postfix-mailman3/templates/update-motd.d/05-postfix-mailman.j2

+#!/usr/bin/tail +14
+{{ ansible_header | comment }}
+> Postfix pour Mailman3 a été déployé sur cette machine. Voir /etc/postfix/.