feat(Debian): add reboot handler if needed

tasks/update-Debian.yml

@@ -1,22 +1,22 @@
 ---
 
 - name: Update apt keys
-  become: yes
+  become: true
   command: apt-key update
   when: ansible_os_family == "Debian" or ansible_os_family == "OSMC"
 
 - name: Upgrade all packages to the latest version
-  become: yes
+  become: true
   apt:
     upgrade: dist
-    update_cache: yes
+    update_cache: true
     cache_valid_time: 3600
   environment:
     PATH: "{{ ansible_env.PATH }}:/sbin:/usr/sbin"
   when: ansible_os_family == "Debian" or ansible_os_family == "OSMC" 
 
 - name: Remove useless packages from the cache
-  become: yes
+  become: true
   become_method: sudo 
   ignore_errors: true
   command: >
@@ -26,7 +26,7 @@
   when: ansible_os_family == "Debian" or ansible_os_family == "OSMC" 
 
 - name: install packages
-  become: yes
+  become: true
   apt:
     name: "{{ package_list | list }}"
     state: present
@@ -41,4 +41,29 @@
   debug: 
     msg: "Restart Required!!"
   ignore_errors: true
-  when: reboot_required_file.stat.exists == true
+  when: reboot_required_file.stat.exists == true
+
+- name: "Reboot"
+  shell: 'sleep 2 && shutdown -r now'
+  become: true
+  async: 1
+  poll: 0
+  ignore_errors: true
+  when: reboot_required_file.stat.exists == true
+
+# This pause is mandatory, otherwise the existing control connection gets reused!
+- name: "pause "
+  pause: 
+   seconds: 30
+  when: reboot_required_file.stat.exists == true
+
+- name: "wait till server comes back online"
+  local_action: shell ansible -u {{ ansible_user_id }} -m ping {{ inventory_hostname }}
+  register: result
+  until: result.rc == 0
+  retries: 30
+  delay: 15
+  when: reboot_required_file.stat.exists == true
+
+- name: Re-gather facts
+  action: setup