Add CIPD GAE SDK recipe module and packager.

scripts/slave/recipes/infra/gae_sdk_cipd_packager.py

Index: scripts/slave/recipes/infra/gae_sdk_cipd_packager.py
diff --git a/scripts/slave/recipes/infra/gae_sdk_cipd_packager.py b/scripts/slave/recipes/infra/gae_sdk_cipd_packager.py
new file mode 100644
index 0000000000000000000000000000000000000000..dbc3759b33f4f239d2a42b35585ef6d2de702e8c
--- /dev/null
+++ b/scripts/slave/recipes/infra/gae_sdk_cipd_packager.py
@@ -0,0 +1,82 @@
+# Copyright 2016 The Chromium Authors. All rights reserved.

[iannucci, 2016/09/30 21:05:21]

This recipe should have been a separate CL

+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+DEPS = [
+  'depot_tools/cipd',
+  'gae_sdk',
+  'gsutil',
+  'recipe_engine/path',
+  'recipe_engine/python',
+  'recipe_engine/raw_io',
+  'recipe_engine/step',
+]
+
+
+def RunSteps(api):
+  # Determine the current GAE SDK version.
+  try:
+    version = api.gae_sdk.latest_upstream_version()
+  except api.gae_sdk.VersionParseError as e:
+    api.python.failing_step('Version Fetch',
+        'Failed to fetch latest version: %s' % (e,))
+
+  # Make sure the CIPD client is installed.
+  api.cipd.install_client()
+
+  # Iterate over all of the GAE SDK packages and build any that don't exist.
+  version_tag = api.gae_sdk.version_tag(version)
+  pkg_outdir = api.path.mkdtemp('gae_sdk_package')
+  for plat, arch in api.gae_sdk.all_packages:
+    pkg_name = api.gae_sdk.package(plat, arch=arch)
+    with api.step.nest('Sync %s' % (pkg_name,)):
+      step = api.cipd.search(pkg_name, '%s:%s' % (version_tag))
+      if len(step.json.output['result']) > 0:
+        api.python.succeeding_step('Synced', 'Package is up to date.')
+        continue
+
+      # Create a temporary directory to build the package in.
+      pkg_base = api.gae_sdk.download_and_unpack(plat, arch, version)
+
+      # Build and register our CIPD package.
+      pkg_path = pkg_outdir.join('gae_sdk_%s_%s.pkg' % (plat, arch))
+      api.cipd.build(
+          pkg_base,
+          pkg_path,
+          pkg_name,
+          install_mode='copy',
+      )
+      api.cipd.register(
+          pkg_name,
+          pkg_path,
+          refs=[api.gae_sdk.latest_ref],
+          tags={version_tag[0]: version_tag[1]},
+      )
+
+
+def GenTests(api):
+  LATEST_YAML = '\n'.join((
+    'release: "1.2.3"',
+    'foo: bar',
+    'baz:',
+    '  - qux',
+  ))
+
+  def cipd_pkg(plat, pkg_base, exists):
+    pkg_name = 'infra/gae_sdk/%s/%s' % (plat, pkg_base)
+    cipd_step = 'cipd search %s gae_sdk_version:1.2.3' % (pkg_name,)
+    instances = (2) if exists else (0)
+    return api.step_data('Sync %s.%s' % (pkg_name, cipd_step),
+          api.cipd.example_search(pkg_name, instances=instances))
+
+  yield (api.test('packages') +
+      api.step_data('gsutil GAE SDK: Get Latest',
+          api.raw_io.stream_output(LATEST_YAML, stream='stdout')) +
+      cipd_pkg('go', 'linux-amd64', False) +
+      cipd_pkg('go', 'linux-386', True) +
+      cipd_pkg('go', 'mac-amd64', True) +
+      cipd_pkg('python', 'all', False))
+
+  yield (api.test('bad_version_yaml') +
+      api.step_data('gsutil GAE SDK: Get Latest',
+          api.raw_io.stream_output('', stream='stdout')))