---
- hosts: all

  vars:
    # Allow swap in test environments (hard to control in some Docker envs).
    kubernetes_kubelet_extra_args: "--fail-swap-on=false"

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

    - name: Ensure test dependencies are installed.
      package: name=iproute state=present

    - action: setup

    - name: Use cgroupfs cgroup driver instead of systemd (Red Hat).
      set_fact:
        kubernetes_kubelet_extra_args: "--fail-swap-on=false --cgroup-driver=cgroupfs"
      when: ansible_os_family == 'RedHat'

  roles:
    - geerlingguy.docker
    - role_under_test