auracaster/bumble_mirror
3
0
Fork 1
mirror of https://github.com/google/bumble.git synced 2026-04-18 00:45:32 +00:00
Code Issues Packages Projects Releases Wiki Activity

format with Black

Browse Source
This commit is contained in:
Gilles Boccon-Gibod
2022-12-10 08:53:51 -08:00
parent 297246fa4c
commit 135df0dcc0
104 changed files with 8646 additions and 5766 deletions
Download Patch File Download Diff File Expand all files Collapse all files

137
apps/gg_bridge.py
View File

@@ -33,10 +33,12 @@ from bumble.hci import HCI_Constant
# -----------------------------------------------------------------------------
# Constants
# -----------------------------------------------------------------------------
GG_GATTLINK_SERVICE_UUID = 'ABBAFF00-E56A-484C-B832-8B17CF6CBFE8'
GG_GATTLINK_RX_CHARACTERISTIC_UUID = 'ABBAFF01-E56A-484C-B832-8B17CF6CBFE8'
GG_GATTLINK_TX_CHARACTERISTIC_UUID = 'ABBAFF02-E56A-484C-B832-8B17CF6CBFE8'
GG_GATTLINK_L2CAP_CHANNEL_PSM_CHARACTERISTIC_UUID = 'ABBAFF03-E56A-484C-B832-8B17CF6CBFE8'
GG_GATTLINK_SERVICE_UUID = 'ABBAFF00-E56A-484C-B832-8B17CF6CBFE8'
GG_GATTLINK_RX_CHARACTERISTIC_UUID = 'ABBAFF01-E56A-484C-B832-8B17CF6CBFE8'
GG_GATTLINK_TX_CHARACTERISTIC_UUID = 'ABBAFF02-E56A-484C-B832-8B17CF6CBFE8'
GG_GATTLINK_L2CAP_CHANNEL_PSM_CHARACTERISTIC_UUID = (
'ABBAFF03-E56A-484C-B832-8B17CF6CBFE8'
)
GG_PREFERRED_MTU = 256
@@ -44,8 +46,8 @@ GG_PREFERRED_MTU = 256
# -----------------------------------------------------------------------------
class GattlinkL2capEndpoint:
def __init__(self):
self.l2cap_channel = None
self.l2cap_packet = b''
self.l2cap_channel = None
self.l2cap_packet = b''
self.l2cap_packet_size = 0
# Called when an L2CAP SDU has been received
@@ -71,12 +73,12 @@ class GattlinkL2capEndpoint:
class GattlinkHubBridge(GattlinkL2capEndpoint, Device.Listener):
def __init__(self, device, peer_address):
super().__init__()
self.device = device
self.peer_address = peer_address
self.peer = None
self.tx_socket = None
self.rx_characteristic = None
self.tx_characteristic = None
self.device = device
self.peer_address = peer_address
self.peer = None
self.tx_socket = None
self.rx_characteristic = None
self.tx_characteristic = None
self.l2cap_psm_characteristic = None
device.listener = self
@@ -127,7 +129,9 @@ class GattlinkHubBridge(GattlinkL2capEndpoint, Device.Listener):
self.rx_characteristic = characteristic
elif characteristic.uuid == GG_GATTLINK_TX_CHARACTERISTIC_UUID:
self.tx_characteristic = characteristic
elif characteristic.uuid == GG_GATTLINK_L2CAP_CHANNEL_PSM_CHARACTERISTIC_UUID:
elif (
characteristic.uuid == GG_GATTLINK_L2CAP_CHANNEL_PSM_CHARACTERISTIC_UUID
):
self.l2cap_psm_characteristic = characteristic
print('RX:', self.rx_characteristic)
print('TX:', self.tx_characteristic)
@@ -135,7 +139,9 @@ class GattlinkHubBridge(GattlinkL2capEndpoint, Device.Listener):
if self.l2cap_psm_characteristic:
# Subscribe to and then read the PSM value
await self.peer.subscribe(self.l2cap_psm_characteristic, self.on_l2cap_psm_received)
await self.peer.subscribe(
self.l2cap_psm_characteristic, self.on_l2cap_psm_received
)
psm_bytes = await self.peer.read_value(self.l2cap_psm_characteristic)
psm = struct.unpack('<H', psm_bytes)[0]
await self.connect_l2cap(psm)
@@ -150,7 +156,12 @@ class GattlinkHubBridge(GattlinkL2capEndpoint, Device.Listener):
print(color(f'!!! Connection failed: {error}'))
def on_disconnection(self, reason):
print(color(f'!!! Disconnected from {self.peer}, reason={HCI_Constant.error_name(reason)}', 'red'))
print(
color(
f'!!! Disconnected from {self.peer}, reason={HCI_Constant.error_name(reason)}',
'red',
)
)
self.tx_characteristic = None
self.rx_characteristic = None
self.peer = None
@@ -193,10 +204,10 @@ class GattlinkHubBridge(GattlinkL2capEndpoint, Device.Listener):
class GattlinkNodeBridge(GattlinkL2capEndpoint, Device.Listener):
def __init__(self, device):
super().__init__()
self.device = device
self.peer = None
self.tx_socket = None
self.tx_subscriber = None
self.device = device
self.peer = None
self.tx_socket = None
self.tx_subscriber = None
self.rx_characteristic = None
# Register as a listener
@@ -212,35 +223,37 @@ class GattlinkNodeBridge(GattlinkL2capEndpoint, Device.Listener):
GG_GATTLINK_RX_CHARACTERISTIC_UUID,
Characteristic.WRITE_WITHOUT_RESPONSE,
Characteristic.WRITEABLE,
CharacteristicValue(write=self.on_rx_write)
CharacteristicValue(write=self.on_rx_write),
)
self.tx_characteristic = Characteristic(
GG_GATTLINK_TX_CHARACTERISTIC_UUID,
Characteristic.NOTIFY,
Characteristic.READABLE
Characteristic.READABLE,
)
self.tx_characteristic.on('subscription', self.on_tx_subscription)
self.psm_characteristic = Characteristic(
GG_GATTLINK_L2CAP_CHANNEL_PSM_CHARACTERISTIC_UUID,
Characteristic.READ | Characteristic.NOTIFY,
Characteristic.READABLE,
bytes([psm, 0])
bytes([psm, 0]),
)
gattlink_service = Service(
GG_GATTLINK_SERVICE_UUID,
[
self.rx_characteristic,
self.tx_characteristic,
self.psm_characteristic
]
[self.rx_characteristic, self.tx_characteristic, self.psm_characteristic],
)
device.add_services([gattlink_service])
device.advertising_data = bytes(
AdvertisingData([
(AdvertisingData.COMPLETE_LOCAL_NAME, bytes('Bumble GG', 'utf-8')),
(AdvertisingData.INCOMPLETE_LIST_OF_128_BIT_SERVICE_CLASS_UUIDS,
bytes(reversed(bytes.fromhex('ABBAFF00E56A484CB8328B17CF6CBFE8'))))
])
AdvertisingData(
[
(AdvertisingData.COMPLETE_LOCAL_NAME, bytes('Bumble GG', 'utf-8')),
(
AdvertisingData.INCOMPLETE_LIST_OF_128_BIT_SERVICE_CLASS_UUIDS,
bytes(
reversed(bytes.fromhex('ABBAFF00E56A484CB8328B17CF6CBFE8'))
),
),
]
)
)
async def start(self):
@@ -270,7 +283,9 @@ class GattlinkNodeBridge(GattlinkL2capEndpoint, Device.Listener):
# Called when the subscription to the TX characteristic has changed
def on_tx_subscription(self, peer, enabled):
print(f'### [GATT TX] subscription from {peer}: {"enabled" if enabled else "disabled"}')
print(
f'### [GATT TX] subscription from {peer}: {"enabled" if enabled else "disabled"}'
)
if enabled:
self.tx_subscriber = peer
else:
@@ -290,7 +305,15 @@ class GattlinkNodeBridge(GattlinkL2capEndpoint, Device.Listener):
# -----------------------------------------------------------------------------
async def run(hci_transport, device_address, role_or_peer_address, send_host, send_port, receive_host, receive_port):
async def run(
hci_transport,
device_address,
role_or_peer_address,
send_host,
send_port,
receive_host,
receive_port,
):
print('<<< connecting to HCI...')
async with await open_transport_or_link(hci_transport) as (hci_source, hci_sink):
print('<<< connected')
@@ -307,14 +330,12 @@ async def run(hci_transport, device_address, role_or_peer_address, send_host, se
# Create a UDP to RX bridge (receive from UDP, send to RX)
loop = asyncio.get_running_loop()
await loop.create_datagram_endpoint(
lambda: bridge,
local_addr=(receive_host, receive_port)
lambda: bridge, local_addr=(receive_host, receive_port)
)
# Create a UDP to TX bridge (receive from TX, send to UDP)
bridge.tx_socket, _ = await loop.create_datagram_endpoint(
lambda: asyncio.DatagramProtocol(),
remote_addr=(send_host, send_port)
lambda: asyncio.DatagramProtocol(), remote_addr=(send_host, send_port)
)
await device.power_on()
@@ -328,15 +349,43 @@ async def run(hci_transport, device_address, role_or_peer_address, send_host, se
@click.argument('hci_transport')
@click.argument('device_address')
@click.argument('role_or_peer_address')
@click.option('-sh', '--send-host', type=str, default='127.0.0.1', help='UDP host to send to')
@click.option(
'-sh', '--send-host', type=str, default='127.0.0.1', help='UDP host to send to'
)
@click.option('-sp', '--send-port', type=int, default=9001, help='UDP port to send to')
@click.option('-rh', '--receive-host', type=str, default='127.0.0.1', help='UDP host to receive on')
@click.option('-rp', '--receive-port', type=int, default=9000, help='UDP port to receive on')
def main(hci_transport, device_address, role_or_peer_address, send_host, send_port, receive_host, receive_port):
asyncio.run(run(hci_transport, device_address, role_or_peer_address, send_host, send_port, receive_host, receive_port))
@click.option(
'-rh',
'--receive-host',
type=str,
default='127.0.0.1',
help='UDP host to receive on',
)
@click.option(
'-rp', '--receive-port', type=int, default=9000, help='UDP port to receive on'
)
def main(
hci_transport,
device_address,
role_or_peer_address,
send_host,
send_port,
receive_host,
receive_port,
):
asyncio.run(
run(
hci_transport,
device_address,
role_or_peer_address,
send_host,
send_port,
receive_host,
receive_port,
)
)
# -----------------------------------------------------------------------------
logging.basicConfig(level = os.environ.get('BUMBLE_LOGLEVEL', 'WARNING').upper())
logging.basicConfig(level=os.environ.get('BUMBLE_LOGLEVEL', 'WARNING').upper())
if __name__ == '__main__':
main()