---
# tasks file for dhcp

- name: Assertions
  assert:
    that:
        - ansible_os_family in dhcp_service
        - ansible_os_family in dhcp_user
        - ansible_os_family in aliases_file
        - ansible_os_family in dhcp_conf_file
        - dhcp_config is defined

- name: APT install
  when: ansible_pkg_mgr == 'apt'
  apt:
      name: isc-dhcp-server
      state: present
      update_cache: yes
      cache_valid_time: 3600

- name: Add mail alias
  when: dhcp_mail_alias is defined
  lineinfile:
      dest: '{{ aliases_file[ansible_os_family] }}'
      create: yes
      line: '{{ dhcp_user[ansible_os_family] }}: {{ dhcp_mail_alias }}'
      regexp: '{{ dhcp_user[ansible_os_family] }}:'
  notify:
      - Update SMTPd database

- name: Copy configuration
  copy:
      content: '{{ dhcp_config }}'
      dest: '{{ dhcp_conf_file[ansible_os_family] }}'
      owner: root
      group: 0
      mode: 0o0644
  notify:
      - Restart ISC DHCP server

- name: Validate config
  when: ansible_os_family in dhcp_conf_validate
  command: '{{ dhcp_conf_validate[ansible_os_family] }}'
  changed_when: False

- name: Enable service
  service:
      name: '{{ dhcp_service[ansible_os_family] }}'
      state: running
      enabled: yes

- meta: flush_handlers

- name: Wait for service to come online
  when: ansible_os_family == 'Debian'
  wait_for:
      path: /var/run/dhcp-server/dhcpd.pid