Merge "Add a helper script for dumping snapshot protos." am: 381c0fc0 am: d2cff5a1

        "inspect_cow.cpp",

    ],

}

python_library_host {

    name: "snapshot_proto_python",

    srcs: [

        "android/snapshot/snapshot.proto",

    ],

    proto: {

        canonical_path_from_root: false,

    },

}

//

// Copyright (C) 2021 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.

//

python_binary_host {

    name: "dump_snapshot_proto",

    main: "dump_snapshot_proto.py",

    srcs: [

        "dump_snapshot_proto.py",

    ],

    libs: [

        "snapshot_proto_python",

    ],

}

# Copyright (C) 2021 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 android.snapshot import snapshot_pb2

def main():

    parser = argparse.ArgumentParser()

    parser.add_argument('type', type = str, help = 'Type (snapshot or update)')

    parser.add_argument('file', type = str, help = 'Input file')

    args = parser.parse_args()

    with open(args.file, 'rb') as fp:

        data = fp.read()

    if args.type == 'snapshot':

        msg = snapshot_pb2.SnapshotStatus()

    elif args.type == 'update':

        msg = snapshot_pb2.SnapshotUpdateStatus()

    else:

        raise Exception('Unknown proto type')

    msg.ParseFromString(data)

    print(msg)

if __name__ == '__main__':

    main()