From 19d4bfdddcea07dbe22132e1d2681d6ebda88644 Mon Sep 17 00:00:00 2001
From: Marco Procaccini <marco.procaccini@igg.cnr.it>
Date: Fri, 27 Jun 2025 11:02:56 +0200
Subject: [PATCH] aggiunti tasks per il cronjob che fa il restart periodico del
 docker daemon

---
 files/docker-restart-daemon.sh |  5 +++++
 tasks/docker_setup.yml         | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+)
 create mode 100644 files/docker-restart-daemon.sh

diff --git a/files/docker-restart-daemon.sh b/files/docker-restart-daemon.sh
new file mode 100644
index 0000000..371e701
--- /dev/null
+++ b/files/docker-restart-daemon.sh
@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+# docker daemon restart
+systemctl restart docker > /var/log/docker-restart.log 2>&1
+exit 0
diff --git a/tasks/docker_setup.yml b/tasks/docker_setup.yml
index b053606..295e642 100644
--- a/tasks/docker_setup.yml
+++ b/tasks/docker_setup.yml
@@ -73,6 +73,39 @@
   when: docker_install
   tags: [docker, docker_prune_images]
 
+- name: Cron job that restart docker daemon daily
+  block:
+    - name: Install a script that restart the docker daemon
+      copy:
+        src: docker-restart-daemon.sh
+        dest: /usr/local/sbin/docker-restart-daemon
+        owner: root
+        group: root
+        mode: 0744
+
+    - name: Install a cron job that restart the docker daemon
+      cron:
+        name: Restart docker daemon
+        cron_file: docker-restart-daemon
+        special_time: daily
+        user: root
+        state: present
+        job: "/usr/local/sbin/docker-restart-daemon"
+      when: docker_restart_daemon_cronjob
+
+    - name: Disable the cron job that restart the docker daemon
+      cron:
+        name: Restart docker daemon
+        cron_file: docker-prune-images
+        special_time: daily
+        user: root
+        state: absent
+        job: "/usr/local/sbin/docker-restart-daemon"
+      when: not docker_restart_daemon_cronjob
+
+  when: docker_install
+  tags: [docker, docker_restart_daemon_cronjob]
+
 - block:
     - name: Remove the docker user
       user: name=docker state=absent