Archive binaries on the deterministic build.

scripts/slave/recipes/swarming/deterministic_build.py

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Recipe to test the deterministic build.
 
 Waterfall page: https://build.chromium.org/p/chromium.swarm/waterfall
 """
 
 from infra.libs.infra_types import freeze
@@ skipping 77 matching lines @@
                                               {'BUILD_CONFIG': 'Release'}))
   api.chromium.apply_config('chromium_deterministic_build')
   for c in recipe_config.get('chromium_apply_config', []):
     api.chromium.apply_config(c)
 
   api.gclient.set_config(recipe_config['gclient_config'],
                          **recipe_config.get('gclient_config_kwargs', {}))
   for c in recipe_config.get('gclient_apply_config', []):
     api.gclient.apply_config(c)
 
+  # Enable test isolation. Modifies GYP_DEFINES used in 'runhooks' below.
+  api.isolate.set_isolate_environment(api.chromium.c)
+
   # Checkout chromium.
   api.bot_update.ensure_checkout(force=True)
 
   # Do a first build and move the build artifact to the temp directory.
   api.chromium.runhooks()
   api.chromium.compile(targets, force_clobber=True, name='First build')
   api.isolate.remove_build_metadata()
+  # This archives the results and regenerate the .isolated files.
+  api.isolate.isolate_tests(api.chromium.output_dir)
   MoveBuildDirectory(api, str(api.chromium.output_dir),
                      str(api.chromium.output_dir).rstrip('\\/') + '.1')
 
   # Do the second build and move the build artifact to the temp directory.
   api.chromium.runhooks()
   api.chromium.compile(targets, force_clobber=True, name='Second build')
   api.isolate.remove_build_metadata()
+  # This should be quick if the build is indeed deterministic.
+  api.isolate.isolate_tests(api.chromium.output_dir)
   MoveBuildDirectory(api, str(api.chromium.output_dir),
                      str(api.chromium.output_dir).rstrip('\\/') + '.2')
 
   # Compare the artifacts from the 2 builds, raise an exception if they're
   # not equals.
   # TODO(sebmarchand): Do a smarter comparison.
   api.isolate.compare_build_artifacts(
       str(api.chromium.output_dir).rstrip('\\/') + '.1',
       str(api.chromium.output_dir).rstrip('\\/') + '.2')
 
 
 def _sanitize_nonalpha(text):
   return ''.join(c if c.isalnum() else '_' for c in text)
 
 
 def GenTests(api):
   mastername = 'chromium.swarm'
   for buildername in DETERMINISTIC_BUILDERS:
     test_name = 'full_%s_%s' % (_sanitize_nonalpha(mastername),
                                 _sanitize_nonalpha(buildername))
     yield (
       api.test(test_name) +
       api.properties.scheduled() +
       api.properties.generic(buildername=buildername,
                              mastername=mastername) +
       api.platform(DETERMINISTIC_BUILDERS[buildername]['platform'], 32) +
       api.properties(configuration='Release') +
       api.step_data('remove_build_metadata', retcode=1)
     )