---
- block:
  - name: Install packages for Docker
    yum:
      name: 
        - device-mapper-persistent-data
        - lvm2
        - libselinux-python
      state: present

  - name: add docker-ce repo
    yum_repository:
      name: docker-ce-stable
      file: docker-ce
      description: Docker CE Stable - $basearch
      enabled: yes
      baseurl: https://download.docker.com/linux/centos/7/$basearch/stable
      gpgkey: https://download.docker.com/linux/centos/gpg
      gpgcheck: yes
    when: install_docker_ce_repo == 'yes'
    become: yes

  - name: Install Docker
    package:
      name: docker-ce
      state: present
    become: yes

  - name: Create /etc/docker directory
    file:
      path: /etc/docker
      state: directory

  - name: Deploy Docker daemon.json
    template:
      src: daemon.json.j2
      dest: /etc/docker/daemon.json
    register: daemon_config_result

  - name: Start Docker service
    service:
      name: docker
      state: started
      enabled: yes
    become: yes

  - name: Restart Docker
    systemd:
      state: restarted
      name: docker
    when: daemon_config_result.changed

  tags:
    - docker