--- - 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]