gistfile1.txt

---                                                                                                                                                                                                                                                                           
- block:
    - name: create a partition on sdb
      parted:
        device: /dev/sdb
        number: 1
        state: present

    - name: format device
      filesystem:
        fstype: xfs
        dev: /dev/sdb1

    - name: Mount the partition
      mount:
        name: /var/lib/docker
        src: /dev/sdb1
        fstype: xfs
        state: present

    - name: create the docker-storage config file
      template:
        src: "{{ role_path }}/templates/docker-storage-overlayfs.j2"
        dest: /etc/sysconfig/docker-storage
        owner: root
        group: root
        mode: 0644

    - name: restorecon the new partion
      command: "restorecon -Rv /var/lib/docker"

    - name: Remount new partition
      command: "mount -a"

  when: ansible_distribution_version == "7.4"

- block:
    - name: create the docker-storage-setup config file 
      template:
        src: "{{ role_path }}/templates/docker-storage-setup-dm.j2"
        dest: /etc/sysconfig/docker-storage-setup
        owner: root
        group: root
        mode: 0644

    - name: run docker storage setup 
      command: "docker-storage-setup"

  when: ansible_distribution_version != "7.4"

- name: start docker
  service: name=docker state=started enabled=true