- name: Get OS version
  shell: uname -r
  register: os_version

- name: Install packages for Trusty
  apt:
    name: "{{ item }}"
    state: present
    update_cache: yes
  with_items:
  - "linux-image-extra-{{ os_version.stdout }}"
  - linux-image-extra-virtual 
  when: ansible_distribution_release == 'trusty'

- name: Install pre-reqs
  apt:
    name: "{{ item }}"
    state: present
    update_cache: yes
  with_items:
  - apt-transport-https
  - ca-certificates
  - curl
  - software-properties-common

- name: Add gpg key
  shell: curl -fsSL https://download.docker.com/linux/ubuntu/gpg >key && apt-key add key

- name: Add Docker repo
  shell: add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"  

- name: Install Docker CE
  apt:
    name: docker-ce
    state: present
    update_cache: yes