---
- name: Install isc-dhcp-server
  apt:
    update_cache: true
    name: isc-dhcp-server
    state: present
  register: apt_result
  retries: 3
  until: apt_result is succeeded


- name: Configure /etc/default/isc-dhcp-server
  template:
    src: default/isc-dhcp-server.j2
    dest: /etc/default/isc-dhcp-server
    mode: 0644


- name: Configure dhcp-failover.conf
  template:
    src: dhcp/dhcp-failover.conf.j2
    dest: /etc/dhcp/dhcp-failover.conf
    mode: 0600
  when: dhcp_failover is defined

- name: Configure dhcpd.conf
  template:
    src: dhcp/dhcpd.conf.j2
    dest: /etc/dhcp/dhcpd.conf
    mode: 0600

- name: Ensure that isc-dhcp-server is started / reloaded
  systemd:
    name: isc-dhcp-server
    state: restarted
    enabled: true