Make matrix-dynamic-dns use its own container network

roles/custom/matrix-dynamic-dns/tasks/setup_install.yml

@@ -56,6 +56,11 @@
     owner: "{{ matrix_user_username }}"
     group: "{{ matrix_user_groupname }}"
 
+- name: Ensure matrix-dynamic-dns container network is created
+  community.general.docker_network:
+    name: "{{ matrix_dynamic_dns_container_network }}"
+    driver: bridge
+
 - name: Ensure matrix-dynamic-dns.service installed
   ansible.builtin.template:
     src: "{{ role_path }}/templates/systemd/matrix-dynamic-dns.service.j2"

roles/custom/matrix-dynamic-dns/tasks/validate_config.yml

@@ -14,3 +14,11 @@
   with_items: "{{ matrix_dynamic_dns_domain_configurations }}"
   loop_control:
     loop_var: configuration
+
+- name: Fail if required mautrix-dynamic-dns settings not defined
+  ansible.builtin.fail:
+    msg: >-
+      You need to define a required configuration setting (`{{ item.name }}`).
+  when: "item.when | bool and vars[item.name] == ''"
+  with_items:
+    - {'name': 'matrix_dynamic_dns_container_network', when: true}