ansible/roles/postfix/tasks/main.yaml

---
- name: gather OS specific variables
  ansible.builtin.include_vars: "{{ item }}"
  with_first_found:
    - "{{ ansible_distribution }}-{{ ansible_distribution_major_version }}.yaml"
    - "{{ ansible_distribution }}.yaml"
    - "{{ ansible_os_family }}.yaml"

- name: configure postfix
  template:
    src: main.cf.j2
    dest: "{{ postfix_etc_path }}/main.cf"
    owner: root
    group: root
    mode: 0644
  notify: reload postfix

- name: install postfix
  package:
    name: "{{ postfix_package_name }}"
    state: "{{ postfix_package_state }}"

- name: sasl_passwd map
  template:
    src: sasl_passwd.j2
    dest: "{{ postfix_sasl_passwd_map_path }}"
    owner: root
    group: root
    mode: 0600
  notify:
    - postmap sasl_passwd
    - reload postfix

- name: manage /etc/aliases
  template:
    src: aliases.j2
    dest: "{{ postfix_aliases_map_path }}"
    owner: root
    group: root
    mode: 0644
  notify:
    - postmap aliases

- name: manage postfix service
  service:
    name: "{{ postfix_service_name }}"
    state: "{{ postfix_service_state }}"
    enabled: "{{ postfix_service_enabled }}"