---
- name: Add Docker repository key
  apt_key: url="https://get.docker.io/gpg"
  tags:
    - docker

- name: Add Docker repository
  apt_repository: repo='deb http://get.docker.io/ubuntu docker main' update_cache=yes
  tags:
    - docker

- name: Install Docker
  apt: pkg=lxc-docker state=present
  tags:
    - docker