Add Android SDK asset

infra/bots/isolate_android_sdk.py

-#!/usr/bin/env python
-#
-# Copyright 2016 Google Inc.
-#
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-
-"""Isolate a locally-managed Android SDK."""
-
-
-import argparse
-import os
-import shlex
-import shutil
-import subprocess
-import sys
-import utils
-
-
-INFRA_BOTS_DIR = os.path.realpath(os.path.dirname(os.path.abspath(__file__)))
-ISOLATE_FILE_NAME = 'android_sdk.isolate'
-REPO_SKIA = 'https://skia.googlesource.com/skia.git'
-SDK_DIR_NAME = 'android-sdk'
-
-
-def get_isolate_binary():
-  """Find or, if necessary, obtain the isolate binary."""
-  # Try to find isolate locally.
-  platform = 'linux64'
-  if sys.platform == 'win32':
-    platform = 'win64'
-  elif sys.platform == 'darwin':
-    platform = 'mac64'
-  repo_isolate = os.path.join(INFRA_BOTS_DIR,
-                              'tools', 'luci-go', platform)
-  path = os.pathsep.join((repo_isolate, os.environ['PATH']))
-  try:
-    output = subprocess.check_output(
-        ['which', 'isolate'],
-        env={'PATH':path}).rstrip()
-    print 'Found isolate binary: %s' % output
-    return output
-  except subprocess.CalledProcessError:
-    pass
-
-  # Download isolate from GS.
-  print 'Unable to find isolate binary; attempting to download...'
-  try:
-    subprocess.check_call(
-        ['download_from_google_storage',
-         '--bucket', 'chromium-luci',
-         '-d', repo_isolate])
-  except OSError as e:
-    raise Exception('Failed to download isolate binary. '
-                    'Is depot_tools in PATH?  Error: %s' % e)
-  except subprocess.CalledProcessError as e:
-    raise Exception('Failed to download isolate binary. '
-                    'Are you authenticated to Google Storage?  Error: %s' % e)
-
-  output = subprocess.check_output(
-      ['which', 'isolate'],
-      env={'PATH':path}).rstrip()
-  return output
-
-
-def check_isolate_auth(isolate):
-  """Ensure that we're authenticated to the isolate server."""
-  not_logged_in = 'Not logged in'
-  try:
-    output = subprocess.check_output([isolate, 'whoami'])
-    
-  except subprocess.CalledProcessError:
-    output = not_logged_in
-  if output == not_logged_in:
-    raise Exception('Not authenticated to isolate server. You probably need to '
-                    'run:\n$ %s login' % isolate)
-
-
-def isolate_android_sdk(android_sdk_root):
-  """Isolate the Android SDK and return the isolated hash."""
-  repo_isolate_file = os.path.join(INFRA_BOTS_DIR, ISOLATE_FILE_NAME)
-  with utils.tmp_dir():
-    # Copy the SDK dir contents into a directory with a known name.
-    sdk_dir = os.path.join(os.getcwd(), SDK_DIR_NAME)
-    shutil.copytree(android_sdk_root, sdk_dir)
-    isolate_file = os.path.join(os.getcwd(), ISOLATE_FILE_NAME)
-    shutil.copyfile(repo_isolate_file, isolate_file)
-
-    # Isolate the SDK.
-    isolate = get_isolate_binary()
-    check_isolate_auth(isolate)
-    android_sdk_relpath = os.path.relpath(
-        sdk_dir, os.path.dirname(isolate_file))
-    isolate_cmd = [isolate, 'archive', '--quiet',
-        '--isolate-server', 'https://isolateserver.appspot.com',
-        '-i', isolate_file,
-        '-s', 'android_sdk.isolated',
-        '--extra-variable', 'ANDROID_SDK_DIR=%s' % android_sdk_relpath]
-    isolate_out = subprocess.check_output(isolate_cmd).rstrip()
-    return shlex.split(isolate_out)[0]
-
-
-def update_sdk_file(skia_path, isolated_hash):
-  """Edit the android_sdk_hash file, upload a CL."""
-  with utils.chdir(skia_path):
-    with utils.git_branch():
-      hash_file = os.path.join('infra', 'bots', 'android_sdk_hash')
-      with open(hash_file, 'w') as f:
-        f.write(isolated_hash)
-      subprocess.check_call([utils.GIT, 'add', hash_file])
-      subprocess.check_call([utils.GIT, 'commit', '-m', 'Update Android SDK'])
-      subprocess.check_call([utils.GIT, 'cl', 'upload', '--bypass-hooks'])
-
-
-def main():
-  parser = argparse.ArgumentParser()
-  parser.add_argument('--android_sdk_root', required=True)
-  args = parser.parse_args()
-  skia_path = os.path.abspath(os.path.join(INFRA_BOTS_DIR,
-                                           os.pardir, os.pardir))
-
-  with utils.print_timings():
-    isolated_hash = isolate_android_sdk(args.android_sdk_root)
-    update_sdk_file(skia_path, isolated_hash)
-
-
-if __name__ == '__main__':
-  main()