- hosts: all
  vars:
    tox_molecule_packages: "{{ _tox_molecule_packages | default([]) }}"
  roles:
    - role: ensure-docker
  tasks:
    - name: Gather variables for each operating system
      include_vars: "{{ item }}"
      with_first_found:
        - skip: true
          files:
            - "molecule-vars/{{ ansible_distribution | lower }}-{{ ansible_distribution_version | lower }}.yaml"
            - "molecule-vars/{{ ansible_distribution | lower }}-{{ ansible_distribution_major_version | lower }}.yaml"
            - "molecule-vars/{{ ansible_os_family | lower }}-{{ ansible_distribution_major_version | lower }}.yaml"
            - "molecule-vars/{{ ansible_distribution | lower }}.yaml"
            - "molecule-vars/{{ ansible_os_family | lower }}-{{ ansible_distribution_version.split('.')[0] }}.yaml"
            - "molecule-vars/{{ ansible_os_family | lower }}.yaml"
      tags:
        - always

    - name: Install packages needed by molecule
      become: true
      package:
        name: "{{ tox_molecule_packages }}"
      when:
        - (tox_molecule_packages | length) > 0