- name: 'Install postfix packages'
  apt:
    pkg: '{{ item }}'
    install_recommends: 'no'
    state: 'installed'
    update_cache: 'yes'
  with_items:
    - 'postfix'
    - 'ca-certificates'
    - 'procmail'
  when: with_postfix

- name: 'Install mail aliases file'
  template:
    src: 'aliases.j2'
    dest: '/etc/aliases'
    owner: 'root'
    group: 'root'
    mode: '0644'
  notify:
    - 'Regenerate aliases cache'
  when: with_postfix or with_mail_aliases

- name: 'Install postfix main configuration'
  template:
    src: 'postfix/main.cf.j2'
    dest: '/etc/postfix/main.cf'
    owner: 'root'
    group: 'root'
    mode: '0644'
  notify:
    - 'Restart postfix'
  when: with_postfix

- name: 'Update postfix master config for slowsmtp transport'
  blockinfile:
    dest: '/etc/postfix/master.cf'
    marker: '# ======= {mark} slowsmtp transport (managed by ansible) ======'
    content: |
        slowsmtp  unix  -       -       n       -       5       smtp
            -o smtp_destination_concurrency_limit=3
            -o slowsmtp_destination_rate_delay=1
            -o syslog_name=${multi_instance_name:postfix}${multi_instance_name?$multi_instance_name}/slow
  notify:
    - 'Restart postfix'
  when: with_postfix and with_postfix_slowsmtp

- name: 'Install postfix slowsmtp transport map'
  template:
    src: 'postfix/transport_slowsmtp.j2'
    dest: '/etc/postfix/transport_slowsmtp'
    owner: 'root'
    group: 'root'
    mode: '0644'
  notify:
    - 'Rehash slowsmtp transport map'
    - 'Restart postfix'
  when: with_postfix and with_postfix_slowsmtp