---
# Copyright 2020 Red Hat, Inc.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.


- name: set forward dns record values
  set_fact:
    record_value: "{{ item.split()[0] }}"
    record_name: "{{ item.split()[1].split('.', 1)[0] }}"
    zone_name: "{{ item.split()[1].split('.', 1)[1] }}"
  when: item.split() | length >= 2 and item.split()[1].split('.') | length >= 2

- name: set alternative record values
  set_fact:
    record_value: "no record value"
    record_name: "no record name"
    zone_name: "no record zone name provided"
  when: item.split() | length < 2 or item.split()[1].split('.') | length < 2

- name: Notify about not adding entries
  debug:
    msg: |
      "{{ item }}" not added to DNS due to not being managed by us.
      Entries with domains outside of cloud_domain are skipped.
  when: not zone_name is match("^(|.+\.)" + cloud_domain + "$")

- name: add entries
  block:
    - name: set record type
      set_fact:
        record_type: "{{ 'A' if record_value | ansible.utils.ipv4 else 'AAAA' }}"

    - name: add dns zone
      freeipa.ansible_freeipa.ipadnszone:
        name: "{{ zone_name }}"
      become: true

    - name: Modify or add forward dns
      block:
        - name: try modifying forward dns record
          freeipa.ansible_freeipa.ipadnsrecord:
            zone_name: "{{ zone_name }}"
            record_name: "{{ record_name }}"
            record_type: "{{ record_type }}"
            a_rec: "{{ record_value }}"
            a_ip_address: ""
          when: record_type == 'A'
          become: true

        - name: try modifying forward dns record
          freeipa.ansible_freeipa.ipadnsrecord:
            zone_name: "{{ zone_name }}"
            record_name: "{{ record_name }}"
            record_type: "{{ record_type }}"
            aaaa_rec: "{{ record_value }}"
            aaaa_ip_address: ""
          when: record_type == 'AAAA'
          become: true
      rescue:
        - name: add forward dns record
          freeipa.ansible_freeipa.ipadnsrecord:
            zone_name: "{{ zone_name }}"
            record_name: "{{ record_name }}"
            record_type: "{{ record_type }}"
            record_value: "{{ record_value }}"
          become: true

    - name: get reverse record data
      set_fact:
        reverse_addr: "{{ record_value | ansible.utils.ipaddr('revdns') }}"

    - name: set reverse record entries for ipv4
      set_fact:
        reverse_record_zone: "{{ reverse_addr.split('.', tripleo_ipa_ptr_zone_split_ipv4|int)[-1] }}"
        reverse_record_name: "{{ '.'.join(reverse_addr.split('.', tripleo_ipa_ptr_zone_split_ipv4|int)[:-1]) }}"
      when: record_type == 'A'

    - name: set reverse record entries for ipv6
      set_fact:
        reverse_record_zone: "{{ reverse_addr.split('.', tripleo_ipa_ptr_zone_split_ipv6|int)[-1] }}"
        reverse_record_name: "{{ '.'.join(reverse_addr.split('.', tripleo_ipa_ptr_zone_split_ipv6|int)[:-1]) }}"
      when: record_type == 'AAAA'

    - name: add reverse record dns zone
      freeipa.ansible_freeipa.ipadnszone:
        name: "{{ reverse_record_zone }}"
      register: reverse_zone_result
      failed_when: reverse_zone_result.failed and 'already exists in DNS' not in reverse_zone_result.msg
      become: true

    - name: Modify or add reverse dns record
      block:
        - name: try modifying reverse dns record
          freeipa.ansible_freeipa.ipadnsrecord:
            zone_name: "{{ reverse_record_zone }}"
            record_name: "{{ reverse_record_name }}"
            record_type: "PTR"
            ptr_rec: "{{ record_name }}.{{ zone_name }}."
            ptr_hostname: ""
          become: true
      rescue:
        - name: add reverse dns record
          freeipa.ansible_freeipa.ipadnsrecord:
            zone_name: "{{ reverse_record_zone }}"
            record_name: "{{ reverse_record_name }}"
            record_type: "PTR"
            record_value: "{{ record_name }}.{{ zone_name }}."
          register: reverse_record_result
          failed_when: reverse_zone_result.failed and 'already exists in DNS' not in reverse_zone_result.msg
          become: true
  when: zone_name is match("^(|.+\.)" + cloud_domain + "$")