mirror of
https://github.com/google/bumble.git
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83 lines
3.1 KiB
Python
83 lines
3.1 KiB
Python
# Copyright 2021-2022 Google LLC
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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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# https://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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# Imports
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# -----------------------------------------------------------------------------
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import asyncio
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import os
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import logging
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import click
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from bumble.device import Device
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from bumble.keys import JsonKeyStore
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from bumble.transport import open_transport
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# -----------------------------------------------------------------------------
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async def unbond_with_keystore(keystore, address):
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if address is None:
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return await keystore.print()
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try:
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await keystore.delete(address)
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except KeyError:
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print('!!! pairing not found')
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# -----------------------------------------------------------------------------
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async def unbond(keystore_file, device_config, hci_transport, address):
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# With a keystore file, we can instantiate the keystore directly
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if keystore_file:
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return await unbond_with_keystore(JsonKeyStore(None, keystore_file), address)
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# Without a keystore file, we need to obtain the keystore from the device
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async with await open_transport(hci_transport) as (hci_source, hci_sink):
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# Create a device to manage the host
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device = Device.from_config_file_with_hci(device_config, hci_source, hci_sink)
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# Power-on the device to ensure we have a key store
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await device.power_on()
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return await unbond_with_keystore(device.keystore, address)
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# -----------------------------------------------------------------------------
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@click.command()
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@click.option('--keystore-file', help='File in which the pairing keys are stored')
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@click.option('--hci-transport', help='HCI transport for the controller')
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@click.argument('device-config', required=False)
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@click.argument('address', required=False)
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def main(keystore_file, hci_transport, device_config, address):
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"""
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Remove pairing keys for a device, given its address.
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If no keystore file is specified, the --hci-transport option must be used to
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connect to a controller, so that the keystore for that controller can be
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instantiated.
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If no address is passed, the existing pairing keys for all addresses are printed.
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"""
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logging.basicConfig(level=os.environ.get('BUMBLE_LOGLEVEL', 'INFO').upper())
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if not keystore_file and not hci_transport:
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print('either --keystore-file or --hci-transport must be specified.')
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return
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asyncio.run(unbond(keystore_file, device_config, hci_transport, address))
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# -----------------------------------------------------------------------------
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if __name__ == '__main__':
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main()
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