---
- 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
  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