moby/hack/make/test-docker-py

#!/usr/bin/env bash
set -e

source hack/make/.integration-test-helpers

# The commit or tag to use for testing
# TODO docker 17.06 cli client used in CI fails to build using a sha;
# unable to prepare context: unable to 'git clone' to temporary context directory: error fetching: error: no such remote ref ead0bb9e08c13dd3d1712759491eee06bf5a5602
#: exit status 128
: "${DOCKER_PY_COMMIT:=4.4.1}"

# The version (and variant) of the python image to use for the tests;
# see https://github.com/docker/docker-py/blob/5.0.3/tests/Dockerfile#L1C5-L3
#
# TODO remove once https://github.com/docker/docker-py/pull/3145 is merged.
: "${PYTHON_VERSION:=3.7-bullseye}"

# custom options to pass py.test
#
# This option can be used to temporarily skip flaky tests (using the `--deselect`
# flag) until they are fixed upstream. For example:
# --deselect=tests/integration/api_container_test.py::AttachContainerTest::test_attach_no_stream
# TODO re-enable test after https://github.com/docker/docker-py/issues/2513 has been resolved
: "${PY_TEST_OPTIONS:=--junitxml=${DEST}/junit-report.xml --deselect=tests/integration/api_container_test.py::AttachContainerTest::test_attach_no_stream}"
(
	bundle .integration-daemon-start

	docker_host_scheme=$(echo "${DOCKER_HOST}" | cut -d: -f1 -)

	case "${docker_host_scheme}" in
		unix)
			# trim the tcp:// scheme, and bind-mount the docker socket into the container
			run_opts="--mount type=bind,src=${DOCKER_HOST#unix://},dst=/var/run/docker.sock"
			;;

		tcp)
			# run container in host-mode networking so that it can connect to the
			# daemon from the current networking namespace (e.g., to connect to localhost)
			run_opts="--network=host -e DOCKER_HOST=${DOCKER_HOST}"
			;;

		*)
			echo "WARN: Skipping test-docker-py: connecting to docker daemon using ${docker_host_scheme} (${DOCKER_HOST}) not supported"
			bundle .integration-daemon-stop
			return 0
			;;
	esac

	docker_py_image="docker-sdk-python3:${DOCKER_PY_COMMIT}"
	if ! docker image inspect "dockerPyImage" &> /dev/null; then
		echo INFO: Building ${docker_py_image}...
		(
			[ -n "${TESTDEBUG}" ] && set -x
			[ -z "${TESTDEBUG}" ] && build_opts="--quiet"
			[ -f /.dockerenv ] || build_opts="${build_opts} --network=host"
			# shellcheck disable=SC2086
			exec docker build ${build_opts} --build-arg PYTHON_VERSION="${PYTHON_VERSION}" -t "${docker_py_image}" -f tests/Dockerfile "https://github.com/docker/docker-py.git#${DOCKER_PY_COMMIT}"
		)
	fi

	echo INFO: Starting docker-py tests...
	(
		[ -n "${TESTDEBUG}" ] && set -x
		# shellcheck disable=SC2086,SC2140
		exec docker run --rm ${run_opts} --mount type=bind,"src=${ABS_DEST}","dst=/src/${DEST}" "${docker_py_image}" pytest ${PY_TEST_OPTIONS} tests/integration
	)
	bundle .integration-daemon-stop
) 2>&1 | tee -a "$DEST/test.log"