| Kelvin Zhang | f91d74b | 2023-03-14 16:46:22 -0700 | [diff] [blame^] | 1 | #!/usr/bin/env python3 |
| 2 | # |
| 3 | # Copyright (C) 2023 The Android Open Source Project |
| 4 | # |
| 5 | # Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | # you may not use this file except in compliance with the License. |
| 7 | # You may obtain a copy of the License at |
| 8 | # |
| 9 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | # |
| 11 | # Unless required by applicable law or agreed to in writing, software |
| 12 | # distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | # See the License for the specific language governing permissions and |
| 15 | # limitations under the License. |
| 16 | # |
| 17 | |
| 18 | import argparse |
| 19 | from pathlib import Path |
| 20 | import zipfile |
| 21 | from typing import List |
| 22 | import common |
| 23 | import tempfile |
| 24 | import shutil |
| 25 | |
| 26 | PARTITIONS_TO_WIPE = ["/dev/block/by-name/vbmeta", |
| 27 | "/dev/block/by-name/vbmeta_a", |
| 28 | "/dev/block/by-name/vbmeta_b", |
| 29 | "/dev/block/by-name/vbmeta_system_a", |
| 30 | "/dev/block/by-name/vbmeta_system_b", |
| 31 | "/dev/block/by-name/boot", |
| 32 | "/dev/block/by-name/boot_a", |
| 33 | "/dev/block/by-name/boot_b", |
| 34 | "/dev/block/by-name/vendor_boot", |
| 35 | "/dev/block/by-name/vendor_boot_a", |
| 36 | "/dev/block/by-name/vendor_boot_b", |
| 37 | "/dev/block/by-name/init_boot_a", |
| 38 | "/dev/block/by-name/init_boot_b", |
| 39 | "/dev/block/by-name/metadata", |
| 40 | "/dev/block/by-name/super", |
| 41 | "/dev/block/by-name/userdata"] |
| 42 | |
| 43 | |
| 44 | def CreateBrickOta(product_name: str, output_path: Path, extra_wipe_partitions: str, serialno: str): |
| 45 | partitions_to_wipe = PARTITIONS_TO_WIPE |
| 46 | if extra_wipe_partitions is not None: |
| 47 | partitions_to_wipe = PARTITIONS_TO_WIPE + extra_wipe_partitions.split(",") |
| 48 | # recovery requiers product name to be a | separated list |
| 49 | product_name = product_name.replace(",", "|") |
| 50 | with zipfile.ZipFile(output_path, "w") as zfp: |
| 51 | zfp.writestr("recovery.wipe", "\n".join(partitions_to_wipe)) |
| 52 | zfp.writestr("payload.bin", "") |
| 53 | zfp.writestr("META-INF/com/android/metadata", "\n".join( |
| 54 | ["ota-type=BRICK", "post-timestamp=9999999999", "pre-device=" + product_name, "serialno=" + serialno])) |
| 55 | |
| 56 | |
| 57 | def main(argv): |
| 58 | parser = argparse.ArgumentParser(description='Android Brick OTA generator') |
| 59 | parser.add_argument('otafile', metavar='PAYLOAD', type=str, |
| 60 | help='The output OTA package file.') |
| 61 | parser.add_argument('--product', type=str, |
| 62 | help='The product name of the device, for example, bramble, redfin. This can be a comma separated list.', required=True) |
| 63 | parser.add_argument('--serialno', type=str, |
| 64 | help='The serial number of devices that are allowed to install this OTA package. This can be a comma separated list.') |
| 65 | parser.add_argument('--extra_wipe_partitions', type=str, |
| 66 | help='Additional partitions on device which should be wiped.') |
| 67 | parser.add_argument('-v', action="store_true", |
| 68 | help="Enable verbose logging", dest="verbose") |
| 69 | parser.add_argument('--package_key', type=str, |
| 70 | help='Paths to private key for signing payload') |
| 71 | parser.add_argument('--search_path', type=str, |
| 72 | help='Search path for framework/signapk.jar') |
| 73 | parser.add_argument('--private_key_suffix', type=str, |
| 74 | help='Suffix to be appended to package_key path', default=".pk8") |
| 75 | args = parser.parse_args(argv[1:]) |
| 76 | if args.search_path: |
| 77 | common.OPTIONS.search_path = args.search_path |
| 78 | if args.verbose: |
| 79 | common.OPTIONS.verbose = args.verbose |
| 80 | CreateBrickOta(args.product, args.otafile, |
| 81 | args.extra_wipe_partitions, args.serialno) |
| 82 | if args.package_key: |
| 83 | common.OPTIONS.private_key_suffix = args.private_key_suffix |
| 84 | with tempfile.NamedTemporaryFile() as tmpfile: |
| 85 | common.SignFile(args.otafile, tmpfile.name, |
| 86 | args.package_key, None, whole_file=True) |
| 87 | shutil.copy(tmpfile.name, args.otafile) |
| 88 | |
| 89 | |
| 90 | if __name__ == "__main__": |
| 91 | import sys |
| 92 | main(sys.argv) |