Add postgresql.listen_addresses option

tasks/main.yml

@@ -10,6 +10,16 @@
       - python-psycopg2
   when: ansible_distribution_release  == 'stretch'
 
+- name: generate postgresql.conf
+  template:
+    src: postgresql.conf.j2
+    dest: "/etc/postgresql/{{ pg_version }}/main/postgresql.conf"
+    owner: postgres
+    group: postgres
+    mode: 0644
+  notify:
+    - restart postgres
+
 - name: generate pg_hba
   template:
     src: pg_hba.conf.j2