- name: configure exim4-config
  debconf:
      name: 'exim4-config'
      question: '{{ item.key }}'
      vtype: 'string'
      value: '{{ item.value }}'
  with_dict:
    exim4/dc_smarthost: '{{ stmp_relay }}'
    exim4/dc_minimaldns: false
    exim4/dc_postmaster:
    exim4/dc_localdelivery: mbox format in /var/mail/
    exim4/dc_readhost:
    exim4/dc_other_hostnames: '{{ ansible_hostname }}.lilik.it'
    exim4/dc_relay_nets:
    exim4/exim4-config-title:
    exim4/no_config: false
    exim4/mailname: '{{ ansible_hostname }}.lilik.it'
    exim4/use_split_config: false
    exim4/hide_mailname: false
    exim4/dc_relay_domains:
  notify:
    - update exim4 configuration
    - restart exim4

- name: configure exim4-config (sympa_transport)
  debconf:
      name: 'exim4-config'
      question: '{{ item.key }}'
      vtype: 'string'
      value: '{{ item.value }}'
  with_dict:
    exim4/dc_eximconfig_configtype: mail sent by smarthost; received via SMTP or fetchmail
    exim4/dc_local_interfaces:
  when: sympa_transport | bool
  notify:
    - update exim4 configuration
    - restart exim4


- name: configure exim4-config (smarthost)
  debconf:
      name: 'exim4-config'
      question: '{{ item.key }}'
      vtype: 'string'
      value: '{{ item.value }}'
  with_dict:
    exim4/dc_eximconfig_configtype: mail sent by smarthost; no local mail
    exim4/dc_local_interfaces: 127.0.0.1 ; ::1
  when: not sympa_transport | bool
  notify:
    - update exim4 configuration
    - restart exim4

- block:
  - include: service.yaml
    # static: yes # see static include issue: https://github.com/ansible/ansible/issues/13485
    vars:
      service_name: exim4
      service_packages:
        - exim4

  - name: exim4 macro for sympa aliases
    blockinfile:
      dest: /etc/exim4/exim4.conf.localmacros
      block: |
              #--------------
              # Activating pipe transport in system_aliases router (pipes in /etc/aliases)
              .ifndef SYSTEM_ALIASES_PIPE_TRANSPORT
              SYSTEM_ALIASES_PIPE_TRANSPORT = address_pipe
              .endif
              .ifndef SYSTEM_ALIASES_USER
              SYSTEM_ALIASES_USER = sympa
              .endif
              .ifndef SYSTEM_ALIASES_GROUP
              SYSTEM_ALIASES_GROUP = sympa
              .endif
              #--------------
      create: yes
    notify:
      - update exim4 configuration
      - restart exim4

  - name: exim4 pipe for sympa aliases
    blockinfile:
      dest: /etc/exim4/exim4.conf.template
      block: |
              #--------------
              # Using alias pipe definitions for the Sympa lists in /etc/mail/sympa/aliases
              sympa_aliases:
                debug_print = "R: system_aliases for $local_part@$domain"
                driver = redirect
                domains = +local_domains
                allow_fail
                allow_defer
                data = ${lookup{$local_part}lsearch{/etc/mail/sympa/aliases}}
                user = sympa
                group = sympa
                pipe_transport = address_pipe
              #--------------
      insertbefore: 'system_aliases:'
    notify:
      - update-exim4.conf
      - restart exim4
  when: sympa_transport | bool