#!/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. """Build and upload docker images to Google Container Registry per matrix.""" from __future__ import print_function import argparse import atexit import multiprocessing import os import shutil import subprocess import sys import tempfile # 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 _IMAGE_BUILDER = 'tools/run_tests/dockerize/build_interop_image.sh' _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()))) # Destination directory inside docker image to keep extra info from build time. _BUILD_INFO = '/var/local/build_info' argp = argparse.ArgumentParser(description='Run interop tests.') argp.add_argument('--gcr_path', default='gcr.io/grpc-testing', help='Path of docker images in Google Container Registry') argp.add_argument('--release', default='master', choices=['all', 'master'] + _RELEASES, help='github commit tag to checkout. When building all ' 'releases defined in client_matrix.py, use "all". Valid only ' 'with --git_checkout.') argp.add_argument('-l', '--language', choices=['all'] + sorted(_LANGUAGES), nargs='+', default=['all'], help='Test languages to build docker images for.') argp.add_argument('--git_checkout', action='store_true', help='Use a separate git clone tree for building grpc stack. ' 'Required when using --release flag. By default, current' 'tree and the sibling will be used for building grpc stack.') argp.add_argument('--git_checkout_root', default='/export/hda3/tmp/grpc_matrix', help='Directory under which grpc-go/java/main repo will be ' 'cloned. Valid only with --git_checkout.') argp.add_argument('--keep', action='store_true', help='keep the created local images after uploading to GCR') argp.add_argument('--reuse_git_root', default=False, action='store_const', const=True, help='reuse the repo dir. If False, the existing git root ' 'directory will removed before a clean checkout, because ' 'reusing the repo can cause git checkout error if you switch ' 'between releases.') argp.add_argument( '--upload_images', action='store_true', help='If set, images will be uploaded to container registry after building.' ) args = argp.parse_args() def add_files_to_image(image, with_files, label=None): """Add files to a docker image. image: docker image name, i.e. grpc_interop_java:26328ad8 with_files: additional files to include in the docker image. label: label string to attach to the image. """ tag_idx = image.find(':') if tag_idx == -1: jobset.message('FAILED', 'invalid docker image %s' % image, do_newline=True) sys.exit(1) orig_tag = '%s_' % image subprocess.check_output(['docker', 'tag', image, orig_tag]) lines = ['FROM ' + orig_tag] if label: lines.append('LABEL %s' % label) temp_dir = tempfile.mkdtemp() atexit.register(lambda: subprocess.call(['rm', '-rf', temp_dir])) # Copy with_files inside the tmp directory, which will be the docker build # context. for f in with_files: shutil.copy(f, temp_dir) lines.append('COPY %s %s/' % (os.path.basename(f), _BUILD_INFO)) # Create a Dockerfile. with open(os.path.join(temp_dir, 'Dockerfile'), 'w') as f: f.write('\n'.join(lines)) jobset.message('START', 'Repackaging %s' % image, do_newline=True) build_cmd = ['docker', 'build', '--rm', '--tag', image, temp_dir] subprocess.check_output(build_cmd) dockerjob.remove_image(orig_tag, skip_nonexistent=True) def build_image_jobspec(runtime, env, gcr_tag, stack_base): """Build interop docker image for a language with runtime. runtime: a string, for example go1.8. env: dictionary of env to passed to the build script. gcr_tag: the tag for the docker image (i.e. v1.3.0). stack_base: the local gRPC repo path. """ basename = 'grpc_interop_%s' % runtime tag = '%s/%s:%s' % (args.gcr_path, basename, gcr_tag) build_env = {'INTEROP_IMAGE': tag, 'BASE_NAME': basename, 'TTY_FLAG': '-t'} build_env.update(env) image_builder_path = _IMAGE_BUILDER if client_matrix.should_build_docker_interop_image_from_release_tag(lang): image_builder_path = os.path.join(stack_base, _IMAGE_BUILDER) build_job = jobset.JobSpec(cmdline=[image_builder_path], environ=build_env, shortname='build_docker_%s' % runtime, timeout_seconds=30 * 60) build_job.tag = tag return build_job def build_all_images_for_lang(lang): """Build all docker images for a language across releases and runtimes.""" if not args.git_checkout: if args.release != 'master': print( 'Cannot use --release without also enabling --git_checkout.\n') sys.exit(1) releases = [args.release] else: if args.release == 'all': releases = client_matrix.get_release_tags(lang) else: # Build a particular release. if args.release not in ['master' ] + client_matrix.get_release_tags(lang): jobset.message('SKIPPED', '%s for %s is not defined' % (args.release, lang), do_newline=True) return [] releases = [args.release] images = [] for release in releases: images += build_all_images_for_release(lang, release) jobset.message('SUCCESS', 'All docker images built for %s at %s.' % (lang, releases), do_newline=True) return images def build_all_images_for_release(lang, release): """Build all docker images for a release across all runtimes.""" docker_images = [] build_jobs = [] env = {} # If we not using current tree or the sibling for grpc stack, do checkout. stack_base = '' if args.git_checkout: stack_base = checkout_grpc_stack(lang, release) var = { 'go': 'GRPC_GO_ROOT', 'java': 'GRPC_JAVA_ROOT', 'node': 'GRPC_NODE_ROOT' }.get(lang, 'GRPC_ROOT') env[var] = stack_base for runtime in client_matrix.get_runtimes_for_lang_release(lang, release): job = build_image_jobspec(runtime, env, release, stack_base) docker_images.append(job.tag) build_jobs.append(job) jobset.message('START', 'Building interop docker images.', do_newline=True) print('Jobs to run: \n%s\n' % '\n'.join(str(j) for j in build_jobs)) num_failures, _ = jobset.run(build_jobs, newline_on_success=True, maxjobs=multiprocessing.cpu_count()) if num_failures: jobset.message('FAILED', 'Failed to build interop docker images.', do_newline=True) docker_images_cleanup.extend(docker_images) sys.exit(1) jobset.message('SUCCESS', 'All docker images built for %s at %s.' % (lang, release), do_newline=True) if release != 'master': commit_log = os.path.join(stack_base, 'commit_log') if os.path.exists(commit_log): for image in docker_images: add_files_to_image(image, [commit_log], 'release=%s' % release) return docker_images def cleanup(): if not args.keep: for image in docker_images_cleanup: dockerjob.remove_image(image, skip_nonexistent=True) docker_images_cleanup = [] atexit.register(cleanup) def maybe_apply_patches_on_git_tag(stack_base, lang, release): files_to_patch = [] release_info = client_matrix.LANG_RELEASE_MATRIX[lang].get(release) if release_info: files_to_patch = release_info.patch if not files_to_patch: return patch_file_relative_path = 'patches/%s_%s/git_repo.patch' % (lang, release) patch_file = os.path.abspath( os.path.join(os.path.dirname(__file__), patch_file_relative_path)) if not os.path.exists(patch_file): jobset.message('FAILED', 'expected patch file |%s| to exist' % patch_file) sys.exit(1) subprocess.check_output(['git', 'apply', patch_file], cwd=stack_base, stderr=subprocess.STDOUT) # TODO(jtattermusch): this really would need simplification and refactoring # - "git add" and "git commit" can easily be done in a single command # - it looks like the only reason for the existence of the "files_to_patch" # entry is to perform "git add" - which is clumsy and fragile. # - we only allow a single patch with name "git_repo.patch". A better design # would be to allow multiple patches that can have more descriptive names. for repo_relative_path in files_to_patch: subprocess.check_output(['git', 'add', repo_relative_path], cwd=stack_base, stderr=subprocess.STDOUT) subprocess.check_output([ 'git', 'commit', '-m', ('Hack performed on top of %s git ' 'tag in order to build and run the %s ' 'interop tests on that tag.' % (lang, release)) ], cwd=stack_base, stderr=subprocess.STDOUT) def checkout_grpc_stack(lang, release): """Invokes 'git check' for the lang/release and returns directory created.""" assert args.git_checkout and args.git_checkout_root if not os.path.exists(args.git_checkout_root): os.makedirs(args.git_checkout_root) repo = client_matrix.get_github_repo(lang) # Get the subdir name part of repo # For example, 'git@github.com:grpc/grpc-go.git' should use 'grpc-go'. repo_dir = os.path.splitext(os.path.basename(repo))[0] stack_base = os.path.join(args.git_checkout_root, repo_dir) # Clean up leftover repo dir if necessary. if not args.reuse_git_root and os.path.exists(stack_base): jobset.message('START', 'Removing git checkout root.', do_newline=True) shutil.rmtree(stack_base) if not os.path.exists(stack_base): subprocess.check_call(['git', 'clone', '--recursive', repo], cwd=os.path.dirname(stack_base)) # git checkout. jobset.message('START', 'git checkout %s from %s' % (release, stack_base), do_newline=True) # We should NEVER do checkout on current tree !!! assert not os.path.dirname(__file__).startswith(stack_base) output = subprocess.check_output(['git', 'checkout', release], cwd=stack_base, stderr=subprocess.STDOUT) maybe_apply_patches_on_git_tag(stack_base, lang, release) commit_log = subprocess.check_output(['git', 'log', '-1'], cwd=stack_base) jobset.message('SUCCESS', 'git checkout', '%s: %s' % (str(output), commit_log), do_newline=True) # Write git log to commit_log so it can be packaged with the docker image. with open(os.path.join(stack_base, 'commit_log'), 'w') as f: f.write(commit_log) return stack_base languages = args.language if args.language != ['all'] else _LANGUAGES for lang in languages: docker_images = build_all_images_for_lang(lang) for image in docker_images: if args.upload_images: jobset.message('START', 'Uploading %s' % image, do_newline=True) # docker image name must be in the format /: assert image.startswith(args.gcr_path) and image.find(':') != -1 subprocess.call(['gcloud', 'docker', '--', 'push', image]) else: # Uploading (and overwriting images) by default can easily break things. print( 'Not uploading image %s, run with --upload_images to upload.' % image)