added jobs to automatically cleanup docker and podman caches

Author: fspv

roles/docker/tasks/configs.yml

@@ -32,3 +32,23 @@
     owner: "{{ item.user }}"
     mode: '0600'
   with_items: "{{ users.values() | list }}"
+
+- name: config docker cleanup service
+  template:
+    src: etc/systemd/system/docker-cleanup.service
+    dest: /etc/systemd/system/docker-cleanup.service
+
+- name: config docker cleanup timer
+  template:
+    src: etc/systemd/system/docker-cleanup.timer
+    dest: /etc/systemd/system/docker-cleanup.timer
+
+- name: config podman cleanup service
+  template:
+    src: etc/systemd/system/podman-cleanup.service
+    dest: /etc/systemd/system/podman-cleanup.service
+
+- name: config podman cleanup timer
+  template:
+    src: etc/systemd/system/podman-cleanup.timer
+    dest: /etc/systemd/system/podman-cleanup.timer

roles/docker/tasks/services.yml

@@ -4,6 +4,20 @@
     enabled: true
     state: started
 
+- name: service docker cleanup timer
+  systemd:
+    name: docker-cleanup.timer
+    enabled: true
+    state: started
+    daemon_reload: true
+
+- name: service podman cleanup timer
+  systemd:
+    name: podman-cleanup.timer
+    enabled: true
+    state: started
+    daemon_reload: true
+
 - name: service enable linger for user
   command: "loginctl enable-linger {{ item.user }}"
   loop: "{{ users.values() }}"

roles/docker/templates/etc/systemd/system/docker-cleanup.service

@@ -0,0 +1,7 @@
+[Unit]
+Description=Docker System Cleanup
+ConditionACPower=true
+
+[Service]
+Type=oneshot
+ExecStart=/usr/bin/docker system prune -a --volumes -f

roles/docker/templates/etc/systemd/system/docker-cleanup.timer

@@ -0,0 +1,10 @@
+[Unit]
+Description=Daily Docker System Cleanup Timer
+Requires=docker-cleanup.service
+
+[Timer]
+OnCalendar=daily
+Persistent=true
+
+[Install]
+WantedBy=timers.target

roles/docker/templates/etc/systemd/system/podman-cleanup.service

@@ -0,0 +1,7 @@
+[Unit]
+Description=Podman System Cleanup
+ConditionACPower=true
+
+[Service]
+Type=oneshot
+ExecStart=/usr/bin/podman system prune -a --volumes -f

roles/docker/templates/etc/systemd/system/podman-cleanup.timer

@@ -0,0 +1,10 @@
+[Unit]
+Description=Daily Podman System Cleanup Timer
+Requires=podman-cleanup.service
+
+[Timer]
+OnCalendar=daily
+Persistent=true
+
+[Install]
+WantedBy=timers.target