ansible-role-mailserver/tasks/db.yml

- name: DB - Install PostgreSQL
  package:
    state: latest
    name:
    - postgresql
    - python-psycopg2
    - postgresql-old-upgrade
    - postgis

- name: DB - Ensure a locale exists
  locale_gen:
    name: en_US.UTF-8
    state: present

- name: DB - Init
  become: yes
  become_user: postgres
  become_method: su
  command: initdb --locale=en_US.UTF-8 -E UTF8 -D /var/lib/postgres/data
  args:
    creates: /var/lib/postgres/data/postgresql.conf

- name: DB - starting
  systemd:
    name: postgresql
    enabled: yes
    state: started

- name: DB - create user
  postgresql_user:
    login_host: "{{ mailserver_db_host }}"
    name: "{{ mailserver_db_user }}"
    password: "{{ mailserver_db_password }}"

- name: DB - create database
  postgresql_db:
    login_host: "{{ mailserver_db_host }}"
    name: "{{ mailserver_db_name }}"
    owner: "{{ mailserver_db_user }}"
    encoding: UTF-8
    lc_collate: en_US.UTF-8
    lc_ctype: en_US.UTF-8