Merge "Add an automated tools for generating brick OTA package"

        "ota_utils.py",

        "payload_signer.py",

    ],

    libs: [

        "releasetools_common",

    ],

}

python_binary_host {

    ],

}

python_binary_host {

    name: "create_brick_ota",

    version: {

        py3: {

            embedded_launcher: true,

        },

    },

    srcs: [

        "create_brick_ota.py",

    ],

    libs: [

        "ota_utils_lib",

    ],

}

python_binary_host {

    name: "build_image",

    defaults: [

#!/usr/bin/env python3

#

# Copyright (C) 2023 The Android Open Source Project

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

#      http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

#

import argparse

from pathlib import Path

import zipfile

from typing import List

import common

import tempfile

import shutil

PARTITIONS_TO_WIPE = ["/dev/block/by-name/vbmeta",

                      "/dev/block/by-name/vbmeta_a",

                      "/dev/block/by-name/vbmeta_b",

                      "/dev/block/by-name/vbmeta_system_a",

                      "/dev/block/by-name/vbmeta_system_b",

                      "/dev/block/by-name/boot",

                      "/dev/block/by-name/boot_a",

                      "/dev/block/by-name/boot_b",

                      "/dev/block/by-name/vendor_boot",

                      "/dev/block/by-name/vendor_boot_a",

                      "/dev/block/by-name/vendor_boot_b",

                      "/dev/block/by-name/init_boot_a",

                      "/dev/block/by-name/init_boot_b",

                      "/dev/block/by-name/metadata",

                      "/dev/block/by-name/super",

                      "/dev/block/by-name/userdata"]

def CreateBrickOta(product_name: str, output_path: Path, extra_wipe_partitions: str, serialno: str):

  partitions_to_wipe = PARTITIONS_TO_WIPE

  if extra_wipe_partitions is not None:

    partitions_to_wipe = PARTITIONS_TO_WIPE + extra_wipe_partitions.split(",")

  # recovery requiers product name to be a | separated list

  product_name = product_name.replace(",", "|")

  with zipfile.ZipFile(output_path, "w") as zfp:

    zfp.writestr("recovery.wipe", "\n".join(partitions_to_wipe))

    zfp.writestr("payload.bin", "")

    zfp.writestr("META-INF/com/android/metadata", "\n".join(

        ["ota-type=BRICK", "post-timestamp=9999999999", "pre-device=" + product_name, "serialno=" + serialno]))

def main(argv):

  parser = argparse.ArgumentParser(description='Android Brick OTA generator')

  parser.add_argument('otafile', metavar='PAYLOAD', type=str,

                      help='The output OTA package file.')

  parser.add_argument('--product', type=str,

                      help='The product name of the device, for example, bramble, redfin. This can be a comma separated list.', required=True)

  parser.add_argument('--serialno', type=str,

                      help='The serial number of devices that are allowed to install this OTA package. This can be a comma separated list.')

  parser.add_argument('--extra_wipe_partitions', type=str,

                      help='Additional partitions on device which should be wiped.')

  parser.add_argument('-v', action="store_true",

                      help="Enable verbose logging", dest="verbose")

  parser.add_argument('--package_key', type=str,

                      help='Paths to private key for signing payload')

  parser.add_argument('--search_path', type=str,

                      help='Search path for framework/signapk.jar')

  parser.add_argument('--private_key_suffix', type=str,

                      help='Suffix to be appended to package_key path', default=".pk8")

  args = parser.parse_args(argv[1:])

  if args.search_path:

    common.OPTIONS.search_path = args.search_path

  if args.verbose:

    common.OPTIONS.verbose = args.verbose

  CreateBrickOta(args.product, args.otafile,

                 args.extra_wipe_partitions, args.serialno)

  if args.package_key:

    common.OPTIONS.private_key_suffix = args.private_key_suffix

    with tempfile.NamedTemporaryFile() as tmpfile:

      common.SignFile(args.otafile, tmpfile.name,

                      args.package_key, None, whole_file=True)

      shutil.copy(tmpfile.name, args.otafile)

if __name__ == "__main__":

  import sys

  main(sys.argv)