Add reboot play

reboot.yml

@@ -0,0 +1,13 @@
+#!/usr/bin/env ansible-playbook
+# vim:ft=ansible:
+---
+- hosts: db,web,game
+  serial: 1
+  tasks:
+    - name: check for reboot-required
+      stat: path=/var/run/reboot-required
+      register: s
+    - name: reboot
+      reboot: reboot-timeout=300
+      when: s.stat.exists
+      become: yes