manage_record.yml

---

- name: Manage DYNDNS Record
  block:
    - name: Lookup if DYNDNS Record exists in Zone {{ dns_zone }}
      ansible.builtin.set_fact:
        dns_record_id: "{{ item.id }}"
        dns_record_type: "{{ item.type }}"
      when: item.name == dyndns_name
      loop: "{{ dns_records.json.rrsets }}"

    - name: Assert that the Record is from Type A
      ansible.builtin.assert:
        that: dns_record_type == "A"
        fail_msg: >
          The DNS Record {{ dyndns_name }} already exist with a Record Type of {{ dns_record_type }}.
          Needs to be Type A. Please delete the Record manually and run the Playbook again.
        success_msg: "DNS Record Type is Type A as expected. Proceeding."
      when: dns_record_type | length > 0

    - name: DYNDNS Record does NOT exist, will create it with external IP as {{ external_ip_address }}
      ansible.builtin.uri:
        url: "https://api.hetzner.cloud/v1/zones/{{ zone_id.json.zones[0].id }}/rrsets"
        method: POST
        headers:
          Authorization: "Bearer {{ api_key }}"
        body_format: json
        body:
          name: "{{ dyndns_name }}"
          type: "A"
          records:
            - value: "{{ external_ip_address }}"
              comment: ""
          ttl: "{{ dyndns_ttl }}"
      when: (dns_record_id | length == 0 and external_ip_address | length > 0)

    - name: DYNDNS Record does exist, will update it with external IP as {{ external_ip_address }}
      ansible.builtin.uri:
        url: "https://api.hetzner.cloud/v1/zones/{{ zone_id.json.zones[0].id }}/rrsets/{{ dyndns_name }}/{{ dns_record_type }}/actions/set_records"
        method: POST
        headers:
          Authorization: "Bearer {{ api_key }}"
        status_code:
          - 200
          - 201
        body_format: json
        body:
          records:
            - value: "{{ external_ip_address }}"
              comment: ""
          ttl: "{{ dyndns_ttl }}"
      when: (dns_record_id | length > 0 and external_ip_address | length > 0)

  rescue:
    - name: There was an error
      ansible.builtin.debug:
        msg: "There was an Error DNS name {{ dyndns_name }} registration. Proceed with next entry!"