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				+#!/usr/bin/env python2.7 
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				+# Copyright 2017, Google Inc. 
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				+# All rights reserved. 
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				+# 
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				+# Redistribution and use in source and binary forms, with or without 
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				+# modification, are permitted provided that the following conditions are 
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				+# met: 
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				+# 
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				+#     * Redistributions of source code must retain the above copyright 
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				+# notice, this list of conditions and the following disclaimer. 
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				+#     * Redistributions in binary form must reproduce the above 
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				+# copyright notice, this list of conditions and the following disclaimer 
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				+# in the documentation and/or other materials provided with the 
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				+# distribution. 
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				+#     * Neither the name of Google Inc. nor the names of its 
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				+# contributors may be used to endorse or promote products derived from 
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				+# this software without specific prior written permission. 
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				+# 
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				+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
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				+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
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				+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
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				+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
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				+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
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				+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
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				+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
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				+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
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				+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
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				+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
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				+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
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				+ 
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				+"""Build and upload docker images to Google Container Registry per matrix.""" 
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				+ 
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				+from __future__ import print_function 
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				+ 
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				+import argparse 
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				+import atexit 
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				+import multiprocessing 
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				+import os 
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				+import shutil 
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				+import subprocess 
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				+import sys 
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				+import tempfile 
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				+ 
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				+# Langauage Runtime Matrix 
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				+import client_matrix 
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				+ 
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				+python_util_dir = os.path.abspath(os.path.join( 
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				+    os.path.dirname(__file__), '../run_tests/python_utils')) 
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				+sys.path.append(python_util_dir) 
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				+import dockerjob 
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				+import jobset 
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				+ 
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				+_IMAGE_BUILDER = 'tools/run_tests/dockerize/build_interop_image.sh' 
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				+_LANGUAGES = client_matrix.LANG_RUNTIME_MATRIX.keys() 
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				+# All gRPC release tags, flattened, deduped and sorted. 
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				+_RELEASES = sorted(list(set( 
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				+    i for l in client_matrix.LANG_RELEASE_MATRIX.values() for i in l))) 
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				+ 
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				+# Destination directory inside docker image to keep extra info from build time. 
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				+_BUILD_INFO = '/var/local/build_info' 
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				+ 
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				+argp = argparse.ArgumentParser(description='Run interop tests.') 
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				+argp.add_argument('--gcr_path', 
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				+                  default='gcr.io/grpc-testing', 
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				+                  help='Path of docker images in Google Container Registry') 
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				+ 
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				+argp.add_argument('--release', 
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				+                  default='master', 
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				+                  choices=['all', 'master'] + _RELEASES, 
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				+                  help='github commit tag to checkout.  When building all ' 
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				+                  'releases defined in client_matrix.py, use "all". Valid only ' 
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				+                  'with --git_checkout.') 
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				+ 
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				+argp.add_argument('-l', '--language', 
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				+                  choices=['all'] + sorted(_LANGUAGES), 
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				+                  nargs='+', 
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				+                  default=['all'], 
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				+                  help='Test languages to build docker images for.') 
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				+ 
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				+argp.add_argument('--git_checkout', 
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				+                  action='store_true', 
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				+                  help='Use a separate git clone tree for building grpc stack. ' 
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				+                  'Required when using --release flag.  By default, current' 
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				+                  'tree and the sibling will be used for building grpc stack.') 
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				+ 
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				+argp.add_argument('--git_checkout_root', 
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				+                  default='/export/hda3/tmp/grpc_matrix', 
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				+                  help='Directory under which grpc-go/java/main repo will be ' 
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				+                  'cloned.  Valid only with --git_checkout.') 
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				+ 
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				+argp.add_argument('--keep', 
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				+                  action='store_true', 
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				+                  help='keep the created local images after uploading to GCR') 
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				+ 
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				+ 
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				+args = argp.parse_args() 
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				+ 
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				+def add_files_to_image(image, with_files, label=None): 
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				+  """Add files to a docker image. 
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				+ 
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				+  image: docker image name, i.e. grpc_interop_java:26328ad8 
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				+  with_files: additional files to include in the docker image. 
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				+  label: label string to attach to the image. 
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				+  """ 
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				+  tag_idx = image.find(':') 
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				+  if tag_idx == -1: 
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				+    jobset.message('FAILED', 'invalid docker image %s' % image, do_newline=True) 
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				+    sys.exit(1) 
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				+  orig_tag = '%s_' % image 
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				+  subprocess.check_output(['docker', 'tag', image, orig_tag]) 
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				+ 
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				+  lines = ['FROM ' + orig_tag] 
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				+  if label: 
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				+    lines.append('LABEL %s' % label) 
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				+ 
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				+  temp_dir = tempfile.mkdtemp() 
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				+  atexit.register(lambda: subprocess.call(['rm', '-rf', temp_dir])) 
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				+ 
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				+  # Copy with_files inside the tmp directory, which will be the docker build 
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				+  # context. 
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				+  for f in with_files: 
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				+    shutil.copy(f, temp_dir) 
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				+    lines.append('COPY %s %s/' % (os.path.basename(f), _BUILD_INFO)) 
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				+ 
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				+  # Create a Dockerfile. 
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				+  with open(os.path.join(temp_dir, 'Dockerfile'), 'w') as f: 
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				+    f.write('\n'.join(lines)) 
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				+ 
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				+  jobset.message('START', 'Repackaging %s' % image, do_newline=True) 
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				+  build_cmd = ['docker', 'build', '--rm', '--tag', image, temp_dir] 
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				+  subprocess.check_output(build_cmd) 
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				+  dockerjob.remove_image(orig_tag, skip_nonexistent=True) 
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				+ 
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				+def build_image_jobspec(runtime, env, gcr_tag): 
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				+  """Build interop docker image for a language with runtime. 
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				+ 
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				+  runtime: a <lang><version> string, for example go1.8. 
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				+  env:     dictionary of env to passed to the build script. 
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				+  gcr_tag: the tag for the docker image (i.e. v1.3.0). 
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				+  """ 
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				+  basename = 'grpc_interop_%s' % runtime 
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				+  tag = '%s/%s:%s' % (args.gcr_path, basename, gcr_tag) 
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				+  build_env = { 
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				+      'INTEROP_IMAGE': tag, 
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				+      'BASE_NAME': basename, 
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				+      'TTY_FLAG': '-t' 
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				+  } 
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				+  build_env.update(env) 
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				+  build_job = jobset.JobSpec( 
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				+          cmdline=[_IMAGE_BUILDER], 
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				+          environ=build_env, 
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				+          shortname='build_docker_%s' % runtime, 
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				+          timeout_seconds=30*60) 
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				+  build_job.tag = tag 
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				+  return build_job 
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				+ 
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				+def build_all_images_for_lang(lang): 
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				+  """Build all docker images for a language across releases and runtimes.""" 
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				+  if not args.git_checkout: 
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				+    if args.release != 'master': 
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				+      print('WARNING: --release is set but will be ignored\n') 
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				+    releases = ['master'] 
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				+  else: 
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				+    if args.release == 'all': 
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				+      releases = client_matrix.LANG_RELEASE_MATRIX[lang] 
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				+    else: 
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				+      # Build a particular release. 
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				+      if args.release not in ['master'] + client_matrix.LANG_RELEASE_MATRIX[lang]: 
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				+        jobset.message('SKIPPED', 
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				+                       '%s for %s is not defined' % (args.release, lang), 
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				+                       do_newline=True) 
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				+        return [] 
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				+      releases = [args.release] 
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				+ 
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				+  images = [] 
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				+  for release in releases: 
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				+    images += build_all_images_for_release(lang, release) 
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				+  jobset.message('SUCCESS', 
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				+                 'All docker images built for %s at %s.' % (lang, releases), 
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				+                 do_newline=True) 
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				+  return images 
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				+ 
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				+def build_all_images_for_release(lang, release): 
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				+  """Build all docker images for a release across all runtimes.""" 
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				+  docker_images = [] 
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				+  build_jobs = [] 
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				+ 
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				+  env = {} 
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				+  # If we not using current tree or the sibling for grpc stack, do checkout. 
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				+  if args.git_checkout: 
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				+    stack_base = checkout_grpc_stack(lang, release) 
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				+    var ={'go': 'GRPC_GO_ROOT', 'java': 'GRPC_JAVA_ROOT'}.get(lang, 'GRPC_ROOT') 
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				+    env[var] = stack_base 
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				+ 
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				+  for runtime in client_matrix.LANG_RUNTIME_MATRIX[lang]: 
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				+    job = build_image_jobspec(runtime, env, release) 
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				+    docker_images.append(job.tag) 
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				+    build_jobs.append(job) 
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				+ 
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				+  jobset.message('START', 'Building interop docker images.', do_newline=True) 
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				+  print('Jobs to run: \n%s\n' % '\n'.join(str(j) for j in build_jobs)) 
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				+ 
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				+  num_failures, _ = jobset.run( 
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				+      build_jobs, newline_on_success=True, maxjobs=multiprocessing.cpu_count()) 
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				+  if num_failures: 
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				+    jobset.message('FAILED', 'Failed to build interop docker images.', 
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				+                   do_newline=True) 
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				+    docker_images_cleanup.extend(docker_images) 
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				+    sys.exit(1) 
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				+ 
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				+  jobset.message('SUCCESS', 
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				+                 'All docker images built for %s at %s.' % (lang, release), 
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				+                 do_newline=True) 
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				+ 
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				+  if release != 'master': 
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				+    commit_log = os.path.join(stack_base, 'commit_log') 
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				+    if os.path.exists(commit_log): 
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				+      for image in docker_images: 
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				+        add_files_to_image(image, [commit_log], 'release=%s' % release) 
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				+  return docker_images 
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				+ 
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				+def cleanup(): 
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				+  if not args.keep: 
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				+    for image in docker_images_cleanup: 
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				+      dockerjob.remove_image(image, skip_nonexistent=True) 
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				+ 
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				+docker_images_cleanup = [] 
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				+atexit.register(cleanup) 
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				+ 
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				+def checkout_grpc_stack(lang, release): 
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				+  """Invokes 'git check' for the lang/release and returns directory created.""" 
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				+  assert args.git_checkout and args.git_checkout_root 
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				+ 
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				+  if not os.path.exists(args.git_checkout_root): 
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				+    os.makedirs(args.git_checkout_root) 
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				+ 
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				+  repo = client_matrix.get_github_repo(lang) 
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				+  # Get the subdir name part of repo 
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				+  # 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) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+  # Assume the directory is reusable for git checkout. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+  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) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+  commit_log = subprocess.check_output(['git', 'log', '-1'], cwd=stack_base) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+  jobset.message('SUCCESS', 'git checkout', 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: 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+    jobset.message('START', 'Uploading %s' % image, do_newline=True) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+    # docker image name must be in the format <gcr_path>/<image>:<gcr_tag> 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+    assert image.startswith(args.gcr_path) and image.find(':') != -1 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+    # subprocess.call(['gcloud', 'docker', '--', 'push', image]) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+    subprocess.call(['gcloud', 'docker', '--', 'push', image]) 
			 |