#!/usr/bin/env ansible-playbook
# vim:ft=ansible:
---
- hosts: all
  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