# install
- name: install unbound
  apt: name=unbound state=latest
# configure
- name: configure unbound
  copy:
    dest: /etc/unbound/unbound.conf.d/listen.conf
    src: files/unbound/listen.conf
  register: unbound_config
- name: restart unbound
  # not a handler to make sure it succeeds before we go touch system DNS
  when: unbound_config.changed
  service: name=unbound state=restarted enabled=yes
# use as system DNS
- name: detect DHCP client
  stat: path=/etc/dhcp/dhclient.conf
  register: dhclient
- name: configure DHCP
  when: dhclient.stat.exists == True
  copy:
    dest: /etc/dhcp/dhclient.conf
    src: files/unbound/dhclient.conf
- name: configure system DNS
  copy:
    dest: /etc/resolv.conf
    content: "nameserver 127.0.0.2\n"