- name: install powerdns and dependencies
  include_tasks: tasks/install_packages.yml
  vars:
    package:
      - pdns
      - alpine: pdns-openrc
      - pdns-backend-pgsql
      - pdns-doc


- name: create user and group
  include_tasks: tasks/create_user.yml
  vars:
    user:
      name: "{{ pdns_user }}"
      group: "{{ pdns_group }}"


- name: create pdns config directories
  file:
    path: "{{ item }}"
    state: directory
    owner: "{{ pdns_user }}"
    group: "{{ pdns_group }}"
    mode: 0750
  loop:
    - "{{ pdns_dir }}"
    - "{{ pdns_custom_dir }}"


- name: template pdns config
  template:
    src: custom.j2
    dest: "{{ pdns_custom_dir }}/custom.conf"
    force: yes
    owner: "{{ pdns_user }}"
    group: "{{ pdns_group }}"
    mode: 0640


- name: add include-dir to default pdns config
  lineinfile:
    path: "{{ pdns_dir }}/pdns.conf"
    line: "include-dir={{ pdns_custom_dir }}"
    create: yes
    owner: "{{ pdns_user }}"
    group: "{{ pdns_group }}"
    mode: 0640


- name: remove unwanted lines from default pdns config
  lineinfile:
    path: "{{ pdns_dir }}/pdns.conf"
    regex: '^\s*{{ item }}\s*='
    state: absent
  loop:
    - use-logfile
    - wildcards


- name: populate database
  include_tasks: populate_db.yml


- name: add internal zone
  command:
    cmd: "pdnsutil create-zone {{ int_tld | quote }} {{ (inventory_hostname ~ '.' ~ int_tld) | quote }}"
  register: res
  changed_when: (res.rc == 0) and ("Creating empty zone" in res.stderr)
  failed_when: (res.rc != 0) and ("exists already" not in res.stderr)


- name: add NS records for internal zone
  include_tasks: add_record.yml
  vars:
    item: { 'name': '@', 'type': 'NS', value: "{{ inventory_hostname ~ '.' ~ int_tld }}" }


- name: add branch zones
  command:
    cmd: "pdnsutil create-zone {{ item ~ '.' ~ int_tld | quote }} {{ (inventory_hostname ~ '.' ~ int_tld) | quote }}"
  register: res
  changed_when: (res.rc == 0) and ("Creating empty zone" in res.stderr)
  failed_when: (res.rc != 0) and ("exists already" not in res.stderr)
  loop:
    "{{ int_branches | default([]) }}"


- name: prepare list of NS records for branches
  set_fact:
    ns_subs: "{{ ns_subs | default([]) + [{ 'zone': item, 'name': '@', 'type': 'NS', 'value': inventory_hostname ~ '.' ~ int_tld }] }}"
  loop: "{{ int_branches | default([]) }}"


- name: add NS records for branch zones
  include_tasks: add_record.yml
  vars:
    ns_records: "{{ ns_subs | default([]) }}"


- name: prepare list of NS delegated records for root zone
  set_fact:
    ns_delegated: "{{ ns_delegated | default([]) + [{ 'zone': 'root', 'name': item, 'type': 'NS', 'value': inventory_hostname ~ '.' ~ int_tld }] }}"
  loop: "{{ int_branches | default([]) }}"


- name: add NS delegated records for root zone
  include_tasks: add_record.yml
  vars:
    ns_records: "{{ ns_delegated | default([]) }}"


- name: rectify all zones
  command:
    cmd: pdnsutil rectify-all-zones
  register: res
  changed_when: false
  failed_when: res.rc != 0


- name: flush handlers
  meta: flush_handlers


- name: add ns directories to backup plan
  include_tasks: tasks/add_backup.yml
  vars:
    backup_items:
      - "{{ pdns_dir }}"
      - "{{ pdns_custom_dir }}"


- name: enable and start powerdns
  service:
    name: pdns
    state: started
    enabled: yes