chromium-src-build/android/gyp/finalize_apk.py

133 строки
4.1 KiB
Python
Executable File

#!/usr/bin/env python
#
# Copyright 2013 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.
"""Signs and zipaligns APK.
"""
import optparse
import shutil
import sys
import tempfile
from util import build_utils
def RenameInflateAndAddPageAlignment(
rezip_apk_jar_path, in_zip_file, out_zip_file):
rezip_apk_cmd = [
'java',
'-classpath',
rezip_apk_jar_path,
'RezipApk',
'renamealign',
in_zip_file,
out_zip_file,
]
build_utils.CheckOutput(rezip_apk_cmd)
def ReorderAndAlignApk(rezip_apk_jar_path, in_zip_file, out_zip_file):
rezip_apk_cmd = [
'java',
'-classpath',
rezip_apk_jar_path,
'RezipApk',
'reorder',
in_zip_file,
out_zip_file,
]
build_utils.CheckOutput(rezip_apk_cmd)
def JarSigner(key_path, key_name, key_passwd, unsigned_path, signed_path):
shutil.copy(unsigned_path, signed_path)
sign_cmd = [
'jarsigner',
'-sigalg', 'MD5withRSA',
'-digestalg', 'SHA1',
'-keystore', key_path,
'-storepass', key_passwd,
signed_path,
key_name,
]
build_utils.CheckOutput(sign_cmd)
def AlignApk(zipalign_path, unaligned_path, final_path):
align_cmd = [
zipalign_path,
'-f', '4', # 4 bytes
unaligned_path,
final_path,
]
build_utils.CheckOutput(align_cmd)
def main():
parser = optparse.OptionParser()
build_utils.AddDepfileOption(parser)
parser.add_option('--rezip-apk-jar-path',
help='Path to the RezipApk jar file.')
parser.add_option('--zipalign-path', help='Path to the zipalign tool.')
parser.add_option('--unsigned-apk-path', help='Path to input unsigned APK.')
parser.add_option('--final-apk-path',
help='Path to output signed and aligned APK.')
parser.add_option('--key-path', help='Path to keystore for signing.')
parser.add_option('--key-passwd', help='Keystore password')
parser.add_option('--key-name', help='Keystore name')
parser.add_option('--stamp', help='Path to touch on success.')
parser.add_option('--load-library-from-zip', type='int',
help='If non-zero, build the APK such that the library can be loaded ' +
'directly from the zip file using the crazy linker. The library ' +
'will be renamed, uncompressed and page aligned.')
options, _ = parser.parse_args()
FinalizeApk(options)
if options.depfile:
build_utils.WriteDepfile(
options.depfile, build_utils.GetPythonDependencies())
if options.stamp:
build_utils.Touch(options.stamp)
def FinalizeApk(options):
with tempfile.NamedTemporaryFile() as signed_apk_path_tmp, \
tempfile.NamedTemporaryFile() as apk_to_sign_tmp:
if options.load_library_from_zip:
# We alter the name of the library so that the Android Package Manager
# does not extract it into a separate file. This must be done before
# signing, as the filename is part of the signed manifest. At the same
# time we uncompress the library, which is necessary so that it can be
# loaded directly from the APK.
# Move the library to a page boundary by adding a page alignment file.
apk_to_sign = apk_to_sign_tmp.name
RenameInflateAndAddPageAlignment(
options.rezip_apk_jar_path, options.unsigned_apk_path, apk_to_sign)
else:
apk_to_sign = options.unsigned_apk_path
signed_apk_path = signed_apk_path_tmp.name
JarSigner(options.key_path, options.key_name, options.key_passwd,
apk_to_sign, signed_apk_path)
if options.load_library_from_zip:
# Reorder the contents of the APK. This re-establishes the canonical
# order which means the library will be back at its page aligned location.
# This step also aligns uncompressed items to 4 bytes.
ReorderAndAlignApk(
options.rezip_apk_jar_path, signed_apk_path, options.final_apk_path)
else:
# Align uncompressed items to 4 bytes
AlignApk(options.zipalign_path, signed_apk_path, options.final_apk_path)
if __name__ == '__main__':
sys.exit(main())