115 lines
3.3 KiB
Python
115 lines
3.3 KiB
Python
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#!/usr/bin/env python
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#
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# Copyright (C) 2022 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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"""A tool to create an APEX bundle out of Soong-built base.zip"""
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from __future__ import print_function
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import argparse
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import sys
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import tempfile
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import zipfile
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import os
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import json
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import subprocess
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def parse_args():
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"""Parse commandline arguments."""
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'--overwrite',
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action='store_true',
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help='If set, any previous existing output will be overwritten')
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parser.add_argument('--output', help='specify the output .aab file')
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parser.add_argument(
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'input', help='specify the input <apex name>-base.zip file')
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return parser.parse_args()
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def build_bundle(input, output, overwrite):
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base_zip = zipfile.ZipFile(input)
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tmpdir = tempfile.mkdtemp()
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tmp_base_zip = os.path.join(tmpdir, 'base.zip')
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tmp_bundle_config = os.path.join(tmpdir, 'bundle_config.json')
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bundle_config = None
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abi = []
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# This block performs three tasks
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# - extract/load bundle_config.json from input => bundle_config
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# - get ABI from input => abi
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# - discard bundle_config.json from input => tmp/base.zip
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with zipfile.ZipFile(tmp_base_zip, 'a') as out:
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for info in base_zip.infolist():
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# discard bundle_config.json
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if info.filename == 'bundle_config.json':
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bundle_config = json.load(base_zip.open(info.filename))
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continue
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# get ABI from apex/{abi}.img
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dir, basename = os.path.split(info.filename)
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name, ext = os.path.splitext(basename)
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if dir == 'apex' and ext == '.img':
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abi.append(name)
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# copy entries to tmp/base.zip
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out.writestr(info, base_zip.open(info.filename).read())
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base_zip.close()
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if not bundle_config:
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raise ValueError(f'bundle_config.json not found in {input}')
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if len(abi) != 1:
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raise ValueError(f'{input} should have only a single apex/*.img file')
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# add ABI to tmp/bundle_config.json
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apex_config = bundle_config['apex_config']
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if 'supported_abi_set' not in apex_config:
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apex_config['supported_abi_set'] = []
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supported_abi_set = apex_config['supported_abi_set']
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supported_abi_set.append({'abi': abi})
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with open(tmp_bundle_config, 'w') as out:
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json.dump(bundle_config, out)
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# invoke bundletool
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cmd = [
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'bundletool', 'build-bundle', '--config', tmp_bundle_config, '--modules',
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tmp_base_zip, '--output', output
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]
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if overwrite:
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cmd.append('--overwrite')
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subprocess.check_call(cmd)
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def main():
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"""Program entry point."""
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try:
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args = parse_args()
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build_bundle(args.input, args.output, args.overwrite)
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# pylint: disable=broad-except
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except Exception as err:
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print('error: ' + str(err), file=sys.stderr)
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sys.exit(-1)
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if __name__ == '__main__':
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main()
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