ansible playbook for debian/ubuntu updates

update-debian.yml

---
- hosts:
    - all
  remote_user: root
  tasks:
    - name: update everything
      apt: upgrade=dist force_apt_get=yes autoclean=yes
    - name: check if a reboot is necessary
      register: reboot_required_file
      stat: path=/var/run/reboot-required get_md5=no
    - name: reboot
      reboot:
        msg: "reboot initiated by ansible due to kernel updates"
        connect_timeout: 5
        reboot_timeout: 30
        pre_reboot_delay: 0
        post_reboot_delay: 30
        test_command: uptime
      when: reboot_required_file.stat.exists