Merge pull request #89 from richlamdev/enable-auto-reboot

add script and tasks to check for reboot

Author: richlamdev

README.md

@@ -89,9 +89,10 @@ Additional information for the following roles:
   * technically there are built-in methods to run apt and snap update daily
     (unattended-upgrades), however, none of those methods seem to work.
     This primitive implementation achieves a similar effect.
-  * This role is for any desktop/laptop that requires operating 24/7.
-  * unfortunately there is no method to ensure reboots are triggered when
-    required
+  * This role is for any desktop/laptop that operates 24/7.
+  * There is a basic script to check if a reboot is required,
+    which is scheduled to run daily at 0400hrs.(checks for presence of
+    /var/run/reboot-required)
 
 * aws
   * installs [AWS CLI v2](https://docs.aws.amazon.com/cli/latest/userguide/getting-started-install.html)

roles/auto-update/files/check_reboot.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+LOG_FILE="/var/log/reboot_check.log"
+
+if [ -f /var/run/reboot-required ]; then
+  echo "Reboot required on $(date)" >>"$LOG_FILE"
+  # Uncomment the next line to automatically reboot
+  /sbin/reboot
+fi

roles/auto-update/tasks/main.yml

@@ -48,3 +48,18 @@
     mode: '0644'
     modification_time: preserve
     access_time: preserve
+
+- name: Copy the reboot check script to the server
+  copy:
+    src: "check_reboot.sh"
+    dest: /usr/local/bin/check_reboot.sh
+    owner: root
+    group: root
+    mode: '0755'
+
+- name: Schedule cron job to run the reboot check at 0400hrs daily
+  cron:
+    name: "Check if reboot is required"
+    minute: "0"
+    hour: "4"
+    job: "/usr/local/bin/check_reboot.sh"