install-docker.yml

---
- name: Install docker on Debian jessie
  hosts: bp
  become: true

  tasks:

    - name: get the ubuntu release
      shell: lsb_release -cs
      register: ubuntu_release

    - name: update the package cache
      apt: update_cache=yes

    - name: Install packages to allow apt to use a repository over HTTPS
      apt: name={{ item }} state=present
      with_items:
      - apt-transport-https
      - ca-certificates
      - curl
      - gnupg2
      - software-properties-common

    - name: Get Docker’s official GPG key
      apt_key:
        url: "https://download.docker.com/linux/debian/gpg"
        state: present

    - name: add stable repository
      # Very very ugly doing this way
      command: add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/debian jessie stable"

    - name: update the package cache
      apt: update_cache=yes

    - name: Install latest version of docker
      apt: name=docker-ce  state=latest

    - name: make sure docker is started
      service: name=docker state=restarted