---
- name: snapper - install snapper
  apt: name=snapper

- name: snapper - create-config
  command: snapper create-config /
  args:
    creates: /etc/snapper/configs/root

- name: snapper - get rootfs blkid
  shell: "blkid -s UUID|grep `mount|grep '/ '|cut -d' ' -f1`|cut -d' ' -f 2"
  register: snapper_blkid
  changed_when: False

- name: snapper - /etc/fstab
  lineinfile:
    dest: /etc/fstab
    line: "{{ snapper_blkid.stdout_lines[0] }} /.snapshots btrfs subvol=.snapshots 0 1"
  notify: snapper - reload fstab