Scripts to upload and update the mac toolchain.

build/package_mac_toolchain.py

Index: build/package_mac_toolchain.py
diff --git a/build/package_mac_toolchain.py b/build/package_mac_toolchain.py
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+++ b/build/package_mac_toolchain.py
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+#!/usr/bin/env python
+# Copyright 2016 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.
+
+"""Compress and upload Mac toolchain files."""
+
+import argparse
+import glob
+import os
+import plistlib
+import re
+import subprocess
+import sys
+import tarfile
+import tempfile
+
+
+TOOLCHAIN_URL = "gs://chrome-mac-sdk"
+
+# It's important to at least remove unused Platform folders to cut down on the
+# size of the toolchain folder.  There are other various unused folders that
+# have been removed through trial and error.  If future versions of Xcode become
+# problematic it's possible this list is incorrect, and can be reduced to just
+# the unused platforms.  On the flip side, it's likely more directories can be
+# excluded.
+EXCLUDE_FOLDERS = [
+'Contents/Applications',
+'Contents/Developer/Documentation',
+'Contents/Developer/Platforms/AppleTVOS.platform',
+'Contents/Developer/Platforms/AppleTVSimulator.platform',
+'Contents/Developer/Platforms/WatchOS.platform',
+'Contents/Developer/Platforms/WatchSimulator.platform',
+'Contents/Developer/Platforms/iPhoneOS.platform',
+'Contents/Developer/Platforms/iPhoneSimulator.platform',
+'Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift-migrator',
+'Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift',
+'Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.11.sdk/'
+    'usr/share/man',
+'Contents/Developer/Library/Xcode/Templates'
+]
+
+
+def main():
+  """Compress |target_dir| and upload to |TOOLCHAIN_URL|"""
+  parser = argparse.ArgumentParser()
+  parser.add_argument('target_dir',
+                      help="Xcode installation directory.")
+  args = parser.parse_args()
+
+  # Verify this looks like an Xcode directory.
+  contents_dir = os.path.join(args.target_dir, 'Contents')
+  plist_file = os.path.join(contents_dir, 'version.plist')
+  try:
+    info = plistlib.readPlist(plist_file)
+  except:
+    print "Invalid Xcode dir."
+    return 0
+  build_version = info['ProductBuildVersion']
+
+  # Look for previous toolchain tgz files with the same |build_version|.
+  wildcard_filename = '%s/toolchain-%s-*.tgz' % (TOOLCHAIN_URL, build_version)
+  p = subprocess.Popen(['gsutil.py', 'ls', wildcard_filename],
+                       stdout=subprocess.PIPE,
+                       stderr=subprocess.PIPE)
+  output = p.communicate()[0]
+  next_count = 1
+  if p.returncode == 0:
+    next_count = len(output.split('\n'))
+    sys.stdout.write("%s already exists (%s). "
+                     "Do you want to create another? [y/n] "
+                     % (build_version, next_count - 1))
+
+    if raw_input().lower() not in set(['yes','y', 'ye']):
+      print "Skipping duplicate upload."
+      return 0
+
+  os.chdir(args.target_dir)
+  toolchain_file_name = "toolchain-%s-%s" % (build_version, next_count)
+  toolchain_name = tempfile.mktemp(suffix='toolchain.tgz')
+
+  print "Creating %s (%s)." % (toolchain_file_name, toolchain_name)
+  os.environ["COPYFILE_DISABLE"] = "1"
+  args = ['tar', '-cvzf', toolchain_name]
+  args.extend(map('--exclude={0}'.format, EXCLUDE_FOLDERS))
+  args.extend(['.'])
+  subprocess.check_call(args)
+
+  print "Uploading %s toolchain." % toolchain_file_name
+  destination_path = '%s/%s.tgz' % (TOOLCHAIN_URL, toolchain_file_name)
+  subprocess.check_call(['gsutil.py', 'cp', '-n', '-a', 'public-read',
+                         toolchain_name, destination_path])
+
+  print "Done with %s upload." % toolchain_file_name
+  return 0
+
+if __name__ == '__main__':
+  sys.exit(main())