| #!/usr/bin/env python2.7 |
| # Copyright 2017 gRPC authors. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| """Run tests using docker images in Google Container Registry per matrix.""" |
| |
| from __future__ import print_function |
| |
| import argparse |
| import atexit |
| import json |
| import multiprocessing |
| import os |
| import re |
| import subprocess |
| import sys |
| import uuid |
| |
| # Language Runtime Matrix |
| import client_matrix |
| |
| python_util_dir = os.path.abspath( |
| os.path.join(os.path.dirname(__file__), '../run_tests/python_utils')) |
| sys.path.append(python_util_dir) |
| import dockerjob |
| import jobset |
| import report_utils |
| import upload_test_results |
| |
| _TEST_TIMEOUT_SECONDS = 60 |
| _PULL_IMAGE_TIMEOUT_SECONDS = 15 * 60 |
| _MAX_PARALLEL_DOWNLOADS = 6 |
| _LANGUAGES = client_matrix.LANG_RUNTIME_MATRIX.keys() |
| # All gRPC release tags, flattened, deduped and sorted. |
| _RELEASES = sorted( |
| list( |
| set(release |
| for release_dict in client_matrix.LANG_RELEASE_MATRIX.values() |
| for release in release_dict.keys()))) |
| |
| argp = argparse.ArgumentParser(description='Run interop tests.') |
| argp.add_argument('-j', '--jobs', default=multiprocessing.cpu_count(), type=int) |
| argp.add_argument( |
| '--gcr_path', |
| default='gcr.io/grpc-testing', |
| help='Path of docker images in Google Container Registry') |
| argp.add_argument( |
| '--release', |
| default='all', |
| choices=['all'] + _RELEASES, |
| help='Release tags to test. When testing all ' |
| 'releases defined in client_matrix.py, use "all".') |
| argp.add_argument( |
| '-l', |
| '--language', |
| choices=['all'] + sorted(_LANGUAGES), |
| nargs='+', |
| default=['all'], |
| help='Languages to test') |
| argp.add_argument( |
| '--keep', |
| action='store_true', |
| help='keep the created local images after finishing the tests.') |
| argp.add_argument( |
| '--report_file', default='report.xml', help='The result file to create.') |
| argp.add_argument( |
| '--allow_flakes', |
| default=False, |
| action='store_const', |
| const=True, |
| help=('Allow flaky tests to show as passing (re-runs failed ' |
| 'tests up to five times)')) |
| argp.add_argument( |
| '--bq_result_table', |
| default='', |
| type=str, |
| nargs='?', |
| help='Upload test results to a specified BQ table.') |
| argp.add_argument( |
| '--server_host', |
| default='74.125.206.210', |
| type=str, |
| nargs='?', |
| help='The gateway to backend services.') |
| |
| |
| def _get_test_images_for_lang(lang, release_arg, image_path_prefix): |
| """Find docker images for a language across releases and runtimes. |
| |
| Returns dictionary of list of (<tag>, <image-full-path>) keyed by runtime. |
| """ |
| if release_arg == 'all': |
| # Use all defined releases for given language |
| releases = client_matrix.get_release_tags(lang) |
| else: |
| # Look for a particular release. |
| if release_arg not in client_matrix.get_release_tags(lang): |
| jobset.message( |
| 'SKIPPED', |
| 'release %s for %s is not defined' % (release_arg, lang), |
| do_newline=True) |
| return {} |
| releases = [release_arg] |
| |
| # Image tuples keyed by runtime. |
| images = {} |
| for tag in releases: |
| for runtime in client_matrix.get_runtimes_for_lang_release(lang, tag): |
| image_name = '%s/grpc_interop_%s:%s' % (image_path_prefix, runtime, |
| tag) |
| image_tuple = (tag, image_name) |
| |
| if not images.has_key(runtime): |
| images[runtime] = [] |
| images[runtime].append(image_tuple) |
| return images |
| |
| |
| def _read_test_cases_file(lang, runtime, release): |
| """Read test cases from a bash-like file and return a list of commands""" |
| # Check to see if we need to use a particular version of test cases. |
| release_info = client_matrix.LANG_RELEASE_MATRIX[lang].get(release) |
| if release_info: |
| testcases_file = release_info.testcases_file |
| if not testcases_file: |
| # TODO(jtattermusch): remove the double-underscore, it is pointless |
| testcases_file = '%s__master' % lang |
| |
| # For csharp, the testcases file used depends on the runtime |
| # TODO(jtattermusch): remove this odd specialcase |
| if lang == 'csharp' and runtime == 'csharpcoreclr': |
| testcases_file = testcases_file.replace('csharp_', 'csharpcoreclr_') |
| |
| testcases_filepath = os.path.join( |
| os.path.dirname(__file__), 'testcases', testcases_file) |
| lines = [] |
| with open(testcases_filepath) as f: |
| for line in f.readlines(): |
| line = re.sub('\\#.*$', '', line) # remove hash comments |
| line = line.strip() |
| if line and not line.startswith('echo'): |
| # Each non-empty line is a treated as a test case command |
| lines.append(line) |
| return lines |
| |
| |
| def _cleanup_docker_image(image): |
| jobset.message('START', 'Cleanup docker image %s' % image, do_newline=True) |
| dockerjob.remove_image(image, skip_nonexistent=True) |
| |
| |
| args = argp.parse_args() |
| |
| |
| # caches test cases (list of JobSpec) loaded from file. Keyed by lang and runtime. |
| def _generate_test_case_jobspecs(lang, runtime, release, suite_name): |
| """Returns the list of test cases from testcase files per lang/release.""" |
| testcase_lines = _read_test_cases_file(lang, runtime, release) |
| |
| job_spec_list = [] |
| for line in testcase_lines: |
| # TODO(jtattermusch): revisit the logic for updating test case commands |
| # what it currently being done seems fragile. |
| |
| # Extract test case name from the command line |
| m = re.search(r'--test_case=(\w+)', line) |
| testcase_name = m.group(1) if m else 'unknown_test' |
| |
| # Extract the server name from the command line |
| if '--server_host_override=' in line: |
| m = re.search( |
| r'--server_host_override=((.*).sandbox.googleapis.com)', line) |
| else: |
| m = re.search(r'--server_host=((.*).sandbox.googleapis.com)', line) |
| server = m.group(1) if m else 'unknown_server' |
| server_short = m.group(2) if m else 'unknown_server' |
| |
| # replace original server_host argument |
| assert '--server_host=' in line |
| line = re.sub(r'--server_host=[^ ]*', |
| r'--server_host=%s' % args.server_host, line) |
| |
| # some interop tests don't set server_host_override (see #17407), |
| # but we need to use it if different host is set via cmdline args. |
| if args.server_host != server and not '--server_host_override=' in line: |
| line = re.sub(r'(--server_host=[^ ]*)', |
| r'\1 --server_host_override=%s' % server, line) |
| |
| spec = jobset.JobSpec( |
| cmdline=line, |
| shortname='%s:%s:%s:%s' % (suite_name, lang, server_short, |
| testcase_name), |
| timeout_seconds=_TEST_TIMEOUT_SECONDS, |
| shell=True, |
| flake_retries=5 if args.allow_flakes else 0) |
| job_spec_list.append(spec) |
| return job_spec_list |
| |
| |
| def _pull_images_for_lang(lang, images): |
| """Pull all images for given lang from container registry.""" |
| jobset.message( |
| 'START', 'Downloading images for language "%s"' % lang, do_newline=True) |
| download_specs = [] |
| for release, image in images: |
| # Pull the image and warm it up. |
| # First time we use an image with "docker run", it takes time to unpack |
| # the image and later this delay would fail our test cases. |
| cmdline = [ |
| 'time gcloud docker -- pull %s && time docker run --rm=true %s /bin/true' |
| % (image, image) |
| ] |
| spec = jobset.JobSpec( |
| cmdline=cmdline, |
| shortname='pull_image_%s' % (image), |
| timeout_seconds=_PULL_IMAGE_TIMEOUT_SECONDS, |
| shell=True, |
| flake_retries=2) |
| download_specs.append(spec) |
| # too many image downloads at once tend to get stuck |
| max_pull_jobs = min(args.jobs, _MAX_PARALLEL_DOWNLOADS) |
| num_failures, resultset = jobset.run( |
| download_specs, newline_on_success=True, maxjobs=max_pull_jobs) |
| if num_failures: |
| jobset.message( |
| 'FAILED', 'Failed to download some images', do_newline=True) |
| return False |
| else: |
| jobset.message( |
| 'SUCCESS', 'All images downloaded successfully.', do_newline=True) |
| return True |
| |
| |
| def _run_tests_for_lang(lang, runtime, images, xml_report_tree): |
| """Find and run all test cases for a language. |
| |
| images is a list of (<release-tag>, <image-full-path>) tuple. |
| """ |
| skip_tests = False |
| if not _pull_images_for_lang(lang, images): |
| jobset.message( |
| 'FAILED', |
| 'Image download failed. Skipping tests for language "%s"' % lang, |
| do_newline=True) |
| skip_tests = True |
| |
| total_num_failures = 0 |
| for release, image in images: |
| suite_name = '%s__%s_%s' % (lang, runtime, release) |
| job_spec_list = _generate_test_case_jobspecs(lang, runtime, release, |
| suite_name) |
| |
| if not job_spec_list: |
| jobset.message( |
| 'FAILED', 'No test cases were found.', do_newline=True) |
| total_num_failures += 1 |
| continue |
| |
| num_failures, resultset = jobset.run( |
| job_spec_list, |
| newline_on_success=True, |
| add_env={'docker_image': image}, |
| maxjobs=args.jobs, |
| skip_jobs=skip_tests) |
| if args.bq_result_table and resultset: |
| upload_test_results.upload_interop_results_to_bq( |
| resultset, args.bq_result_table) |
| if skip_tests: |
| jobset.message('FAILED', 'Tests were skipped', do_newline=True) |
| total_num_failures += 1 |
| elif num_failures: |
| jobset.message('FAILED', 'Some tests failed', do_newline=True) |
| total_num_failures += num_failures |
| else: |
| jobset.message('SUCCESS', 'All tests passed', do_newline=True) |
| |
| report_utils.append_junit_xml_results(xml_report_tree, resultset, |
| 'grpc_interop_matrix', suite_name, |
| str(uuid.uuid4())) |
| |
| # cleanup all downloaded docker images |
| for _, image in images: |
| if not args.keep: |
| _cleanup_docker_image(image) |
| |
| return total_num_failures |
| |
| |
| languages = args.language if args.language != ['all'] else _LANGUAGES |
| total_num_failures = 0 |
| _xml_report_tree = report_utils.new_junit_xml_tree() |
| for lang in languages: |
| docker_images = _get_test_images_for_lang(lang, args.release, args.gcr_path) |
| for runtime in sorted(docker_images.keys()): |
| total_num_failures += _run_tests_for_lang( |
| lang, runtime, docker_images[runtime], _xml_report_tree) |
| |
| report_utils.create_xml_report_file(_xml_report_tree, args.report_file) |
| |
| if total_num_failures: |
| sys.exit(1) |
| sys.exit(0) |
