---
- name: Converge
  hosts: all
  become: true

  pre_tasks:
    - name: Update apt cache.
      apt: update_cache=yes cache_valid_time=600
      when: ansible_os_family == 'Debian'

    - name: Wait for systemd to complete initialization. # noqa 303
      command: systemctl is-system-running
      register: systemctl_status
      until: "'running' in systemctl_status.stdout"
      retries: 30
      delay: 5
      when: ansible_service_mgr == 'systemd'
      changed_when: false

  roles:
    - role: geerlingguy.docker