---
- name: Check if Docker is Present
  command: docker
  register: result
  ignore_errors: True
  tags: [docker]

- name: Error! Docker not found
  fail:
    msg: "Docker not installed on MacOSX, please visit: https://docs.docker.com/docker-for-mac/install/"
  when: result is failed
  tags: [docker]

- name: Check if Docker is running
  command: docker info
  register: info_result
  ignore_errors: True
  tags: [docker]

- name: Error! Docker not running
  fail:
    msg: "Docker not running."
  when: info_result is failed
  tags: [docker]