docker.yml

- hosts: install
  gather_facts: true
  become: true
  tasks:
  - name: basic first
    tags:
      - sysctl
    import_tasks: docker-basic.yml

  - name: get docker gpg key
    apt_key:
      url: https://download.docker.com/linux/ubuntu/gpg
      state: present

  - name: add docker apt repo
    apt_repository:
      repo: deb [arch=amd64] https://download.docker.com/linux/ubuntu xenial stable
      state: present

  - name: install docker via apt
    apt:
      name: "docker-ce"
      update_cache: yes

  - name: install software via pip
    pip:
      name: ["docker",
             "docker-compose"]
      executable: pip

  - name: copy systemd unit
    copy:
      src: docker/docker.service
      dest: /etc/systemd/system/docker.service
      force: yes
      owner: root
      group: root
      mode: 644

  - name: exec restart
    systemd:
      name: docker.service
      state: restarted
      enabled: true
      daemon_reload: yes

  - name: add users to docker group
    user:
      name: '{{ item }}'
      groups: docker
      append: yes
    with_items:
      - ubuntu