f91d74bd52
In the past, we have been generating brick OTA packages manually. Automate this process. Bug: 273561331 Test: create_brick_ota --product oriole brick.zip and apply the package Change-Id: I7f4cf3cacaedd9d376b4cc07cbb388930bca643b
92 lines
4.1 KiB
Python
92 lines
4.1 KiB
Python
#!/usr/bin/env python3
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#
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# Copyright (C) 2023 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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import argparse
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from pathlib import Path
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import zipfile
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from typing import List
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import common
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import tempfile
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import shutil
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PARTITIONS_TO_WIPE = ["/dev/block/by-name/vbmeta",
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"/dev/block/by-name/vbmeta_a",
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"/dev/block/by-name/vbmeta_b",
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"/dev/block/by-name/vbmeta_system_a",
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"/dev/block/by-name/vbmeta_system_b",
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"/dev/block/by-name/boot",
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"/dev/block/by-name/boot_a",
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"/dev/block/by-name/boot_b",
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"/dev/block/by-name/vendor_boot",
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"/dev/block/by-name/vendor_boot_a",
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"/dev/block/by-name/vendor_boot_b",
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"/dev/block/by-name/init_boot_a",
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"/dev/block/by-name/init_boot_b",
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"/dev/block/by-name/metadata",
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"/dev/block/by-name/super",
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"/dev/block/by-name/userdata"]
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def CreateBrickOta(product_name: str, output_path: Path, extra_wipe_partitions: str, serialno: str):
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partitions_to_wipe = PARTITIONS_TO_WIPE
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if extra_wipe_partitions is not None:
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partitions_to_wipe = PARTITIONS_TO_WIPE + extra_wipe_partitions.split(",")
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# recovery requiers product name to be a | separated list
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product_name = product_name.replace(",", "|")
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with zipfile.ZipFile(output_path, "w") as zfp:
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zfp.writestr("recovery.wipe", "\n".join(partitions_to_wipe))
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zfp.writestr("payload.bin", "")
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zfp.writestr("META-INF/com/android/metadata", "\n".join(
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["ota-type=BRICK", "post-timestamp=9999999999", "pre-device=" + product_name, "serialno=" + serialno]))
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def main(argv):
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parser = argparse.ArgumentParser(description='Android Brick OTA generator')
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parser.add_argument('otafile', metavar='PAYLOAD', type=str,
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help='The output OTA package file.')
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parser.add_argument('--product', type=str,
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help='The product name of the device, for example, bramble, redfin. This can be a comma separated list.', required=True)
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parser.add_argument('--serialno', type=str,
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help='The serial number of devices that are allowed to install this OTA package. This can be a comma separated list.')
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parser.add_argument('--extra_wipe_partitions', type=str,
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help='Additional partitions on device which should be wiped.')
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parser.add_argument('-v', action="store_true",
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help="Enable verbose logging", dest="verbose")
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parser.add_argument('--package_key', type=str,
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help='Paths to private key for signing payload')
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parser.add_argument('--search_path', type=str,
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help='Search path for framework/signapk.jar')
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parser.add_argument('--private_key_suffix', type=str,
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help='Suffix to be appended to package_key path', default=".pk8")
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args = parser.parse_args(argv[1:])
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if args.search_path:
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common.OPTIONS.search_path = args.search_path
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if args.verbose:
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common.OPTIONS.verbose = args.verbose
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CreateBrickOta(args.product, args.otafile,
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args.extra_wipe_partitions, args.serialno)
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if args.package_key:
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common.OPTIONS.private_key_suffix = args.private_key_suffix
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with tempfile.NamedTemporaryFile() as tmpfile:
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common.SignFile(args.otafile, tmpfile.name,
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args.package_key, None, whole_file=True)
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shutil.copy(tmpfile.name, args.otafile)
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if __name__ == "__main__":
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import sys
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main(sys.argv)
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