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# Copyright 2021-2023 Google LLC
#
# 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
#
# https://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.
# -----------------------------------------------------------------------------
# Imports
# -----------------------------------------------------------------------------
import asyncio
import secrets
import sys
import bumble.logging
from bumble import data_types
from bumble.core import AdvertisingData
from bumble.device import Device
from bumble.hci import Address
from bumble.profiles.cap import CommonAudioServiceService
from bumble.profiles.csip import CoordinatedSetIdentificationService, SirkType
from bumble.transport import open_transport
# -----------------------------------------------------------------------------
async def main() -> None:
if len(sys.argv) < 3:
print(
'Usage: run_csis_servers.py <config-file> '
'<transport-spec-for-device-1> <transport-spec-for-device-2>'
)
print('example: run_csis_servers.py device1.json ' 'hci-socket:0 hci-socket:1')
return
print('<<< connecting to HCI...')
hci_transports = await asyncio.gather(
open_transport(sys.argv[2]), open_transport(sys.argv[3])
)
print('<<< connected')
devices = [
Device.from_config_file_with_hci(
sys.argv[1], hci_transport.source, hci_transport.sink
)
for hci_transport in hci_transports
]
sirk = secrets.token_bytes(16)
for i, device in enumerate(devices):
device.random_address = Address(secrets.token_bytes(6))
await device.power_on()
csis = CoordinatedSetIdentificationService(
set_identity_resolving_key=sirk,
set_identity_resolving_key_type=SirkType.PLAINTEXT,
coordinated_set_size=2,
)
device.add_service(CommonAudioServiceService(csis))
advertising_data = (
bytes(
AdvertisingData(
[
data_types.CompleteLocalName(f'Bumble LE Audio-{i}'),
data_types.Flags(
AdvertisingData.LE_GENERAL_DISCOVERABLE_MODE_FLAG
| AdvertisingData.BR_EDR_HOST_FLAG
| AdvertisingData.BR_EDR_CONTROLLER_FLAG
),
data_types.IncompleteListOf16BitServiceUUIDs(
[CoordinatedSetIdentificationService.UUID]
),
]
)
)
+ csis.get_advertising_data()
)
await device.create_advertising_set(advertising_data=advertising_data)
await asyncio.gather(
*[hci_transport.source.terminated for hci_transport in hci_transports]
)
# -----------------------------------------------------------------------------
bumble.logging.setup_basic_logging('DEBUG')
asyncio.run(main())
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