- hosts: all
  vars:
    tox_molecule_packages: "{{ _tox_molecule_packages | default([]) }}"
  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

  roles:
    - role: install-docker