ansible/test/integration/targets/docker_swarm/tasks/main.yml

- include_tasks: test_swarm.yml
  when: docker_py_version is version('2.6.0', '>=') and docker_api_version is version('1.35', '>=')

- fail: msg="Too old docker / docker-py version to run docker_swarm tests!"
  when: not(docker_py_version is version('2.6.0', '>=') and docker_api_version is version('1.35', '>=')) and (ansible_distribution != 'CentOS' or ansible_distribution_major_version|int > 6)
Docker integration tests: factorize setup (#42306) * Factorize docker_secret & docker_swarm tests setup * failure are only expected inside docker container * docker_swarm: enable RHEL builds 6 years ago			`- include_tasks: test_swarm.yml`
docker_* tests: check API version (#48620) * Check minimal API and docker-py versions for all docker_* tests. * Improve docker_swarm creation/destruction for tests. * Fail when conditions aren't met. * Don't hardcode address for advertise_addr. 6 years ago			`when: docker_py_version is version('2.6.0', '>=') and docker_api_version is version('1.35', '>=')`

			`- fail: msg="Too old docker / docker-py version to run docker_swarm tests!"`
			`when: not(docker_py_version is version('2.6.0', '>=') and docker_api_version is version('1.35', '>=')) and (ansible_distribution != 'CentOS' or ansible_distribution_major_version\|int > 6)`