add watchtower container. elke dag om 5 uur worden de containers ge-update door watchtower indien nodig.

playbooks/all.yml

@@ -2,6 +2,7 @@
   hosts: homeserver
   roles:
     - {role: 'ssh', tags: 'ssh'}
+    - {role: 'watchtower', tags: 'watchtower'}
     - {role: 'borg', tags: 'borg'}
     - {role: 'nsd', tags: 'nsd'}
     - {role: 'forgejo', tags: 'forgejo'}

roles/watchtower/files/docker-compose.yml

@@ -0,0 +1,7 @@
+version: "3"
+services:
+  watchtower:
+    image: containrrr/watchtower
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+    command: --schedule "0 0 4 * * *" # 4 uur UTC = 5 uur NL tijd

roles/watchtower/meta/main.yml

@@ -0,0 +1,4 @@
+dependencies:
+  - role: common
+  - role: docker
+  

roles/watchtower/tasks/main.yml

@@ -0,0 +1,14 @@
+- name: Create app directory
+  file:
+    path: "{{ service_dir }}"
+    state: directory
+- name: Copy Docker Compose script
+  copy:
+    src: "{{ role_path }}/files/docker-compose.yml"
+    dest: "{{ service_dir }}/docker-compose.yml"
+- name: Start the Docker Compose
+  docker_compose:
+    project_src: "{{ service_dir }}"
+    pull: true
+    remove_orphans: true
+

roles/watchtower/vars/main.yml

@@ -0,0 +1,2 @@
+service_name: watchtower
+service_dir: "{{ base_service_dir }}/{{ service_name }}"