feat(server/ddns): implement DDNS support using inadyn

Signed-off-by: Matej Focko <me@mfocko.xyz>

roles/server/ddns/tasks/main.yml

@@ -0,0 +1,34 @@
+---
+- name: Install the config file
+  ansible.builtin.template:
+    src: templates/inadyn.conf
+    dest: /etc/inadyn.conf
+    mode: 0600
+    owner: root
+    group: root
+
+- name: Create the cache directory
+  ansible.builtin.file:
+    path: /var/cache/inadyn
+    state: directory
+    mode: 0700
+    owner: root
+    group: root
+
+- name: Install the unit files
+  ansible.builtin.copy:
+    src: files/{{ item }}
+    dest: /etc/systemd/system/{{ item }}
+    mode: 0644
+    owner: root
+    group: root
+  loop:
+    - ddns.service
+    - ddns.timer
+
+- name: Enable the timer
+  ansible.builtin.systemd_service:
+    daemon_reload: true
+    enabled: true
+    name: ddns.timer
+    state: "started"