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haloconnect.py
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"""
Halo Scan / pairing
This file is covered under the MIT license described in the file LICENSE
"""
import argparse
import time
import asyncio
import logging
import binascii
from bleak import BleakClient, BleakScanner
from pychlorinator.halo_parsers import *
import pychlorinator.chlorinator
logger = logging.getLogger(__name__)
UUID_ASTRALPOOL_SERVICE_2 = "45000001-98b7-4e29-a03f-160174643002"
UUID_SLAVE_SESSION_KEY_2 = "45000001-98b7-4e29-a03f-160174643002"
UUID_MASTER_AUTHENTICATION_2 = "45000002-98b7-4e29-a03f-160174643002"
UUID_TX_CHARACTERISTIC = "45000003-98b7-4e29-a03f-160174643002"
UUID_RX_CHARACTERISTIC = "45000004-98b7-4e29-a03f-160174643002"
ASTRALPOOL_HALO_BLE_NAME = "HCHLOR"
class DeviceNotFoundError(Exception):
pass
async def halo_ble_client(args: argparse.Namespace, queue: asyncio.Queue):
#ACCESS_CODE = bytes("xxxx", "utf_8")
ACCESS_CODE = None
isPaired = ACCESS_CODE != None
halo_scan_response = None
halo_device = None
while not isPaired:
logger.info("Scanning for HALO Advertisements...")
all_devices = await BleakScanner.discover(return_adv=True, timeout=5)
found_devices = []
for device, adv in all_devices.values():
if adv.local_name == ASTRALPOOL_HALO_BLE_NAME:
found_devices.append([device, adv])
logger.info(f"Halo Device found: {adv}")
if len(found_devices) == 0:
logger.info("No Halo found.")
if len(found_devices) == 1:
halo_device = found_devices[0][0]
manufacturer_data = found_devices[0][1].manufacturer_data
logger.info(f"Halo Scan: {halo_device} {binascii.hexlify(manufacturer_data[1095])}")
halo_scan_response = ScanResponse(manufacturer_data[1095])
logger.info(f"Scan response: {vars(halo_scan_response)}")
logger.info(f"Is Pairable?: {halo_scan_response.isPairable}")
if halo_scan_response.isPairable:
''' Grab Access code from Manufactorer_Data in Advertisement'''
logger.info(f"Access Code: {halo_scan_response.ByteAccessCode}")
ACCESS_CODE = halo_scan_response.ByteAccessCode
isPaired = ACCESS_CODE != None
''' save ACCESS_CODE as a const so when plugin starts again, doesnt go through this process?'''
''' ASSUME DEVICE IS PAIRED / VALID ACCESS_CODE FOR BELOW TO WORK '''
device = await BleakScanner.find_device_by_name(
ASTRALPOOL_HALO_BLE_NAME, cb=dict(use_bdaddr=args.macos_use_bdaddr)
)
if device is None:
logger.error("Could not find Halo named '%s'", args.name)
raise DeviceNotFoundError
#logger.info(f"Halo name: {device.name}, Address: {device.address}, meta: {device.metadata}")
logger.info("connecting to Halo...")
async def callback_handler(_, data):
await queue.put((time.time(), data, session_key))
async with BleakClient(device) as client:
logger.info("connected to Halo...")
session_key = await client.read_gatt_char(UUID_SLAVE_SESSION_KEY_2)
print(f"got session key {session_key.hex()}")
await client.start_notify(UUID_TX_CHARACTERISTIC, callback_handler)
print(f"Turn on notifications for {UUID_TX_CHARACTERISTIC}")
await client.start_notify(UUID_TX_CHARACTERISTIC, callback_handler)
print(f"Turn on notifications for {UUID_TX_CHARACTERISTIC}")
mac = pychlorinator.chlorinator.encrypt_mac_key(session_key, ACCESS_CODE)
print(f"mac key to write {mac.hex()}")
await client.write_gatt_char(UUID_MASTER_AUTHENTICATION_2, mac)
''' PerformVomitAsync'''
logger.info("PerformVomitAsync...")
await client.write_gatt_char(UUID_RX_CHARACTERISTIC, pychlorinator.chlorinator.encrypt_characteristic(bytes([2, 107, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]), session_key)) # ReadForCatchAll(107)
await client.write_gatt_char(UUID_RX_CHARACTERISTIC, pychlorinator.chlorinator.encrypt_characteristic(bytes([2, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]), session_key)) # ReadForCatchAll(5)
while True:
logger.info("***** Sending Keep Alive")
await asyncio.sleep(5)
await client.write_gatt_char(UUID_RX_CHARACTERISTIC, pychlorinator.chlorinator.encrypt_characteristic(bytes([2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]), session_key)) # ReadForCatchAll(1) KEEP ALIVE
logger.info("***** Requesting Additional Stats")
await client.write_gatt_char(UUID_RX_CHARACTERISTIC, pychlorinator.chlorinator.encrypt_characteristic(bytes([2, 88, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]), session_key)) # ReadForCatchAll(600) StatsPage Data
await client.write_gatt_char(UUID_RX_CHARACTERISTIC, pychlorinator.chlorinator.encrypt_characteristic(bytes([2, 89, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]), session_key)) # ReadForCatchAll(601) StatsPage Data
await client.write_gatt_char(UUID_RX_CHARACTERISTIC, pychlorinator.chlorinator.encrypt_characteristic(bytes([2, 90, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]), session_key)) # ReadForCatchAll(602) StatsPage Data
await client.write_gatt_char(UUID_RX_CHARACTERISTIC, pychlorinator.chlorinator.encrypt_characteristic(bytes([2, 91, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]), session_key)) # ReadForCatchAll(603) StatsPage Data
#await client.write_gatt_char(UUID_RX_CHARACTERISTIC, pychlorinator.chlorinator.encrypt_characteristic(bytes([2, 101, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]), session_key)) # ReadForCatchAll(101) Testing request for 101
await asyncio.sleep(25.0)
await client.stop_notify(UUID_TX_CHARACTERISTIC)
# Send an "exit command to the consumer"
await queue.put((time.time(), None))
logger.info("disconnected")
async def halo_queue_consumer(queue: asyncio.Queue):
logger.info("Starting Halo queue consumer")
def ExtractUnknown():
logger.debug(f"Unknown {CmdType} {CmdData}")
def ExtractProfile(): #1
logger.info(f"ExtractProfile: {vars(DeviceProfileCharacteristic2(CmdData))}")
def ExtractName(): #6
logger.info(f"ExtractName {CmdData.decode('utf-8', errors='ignore')}")
def ExtractTemp(): #9
logger.info(f"ExtractTemp {vars(TempCharacteristic(CmdData))}")
def ExtractSettings(): #100
logger.info(f"ExtractSettings {vars(SettingsCharacteristic2(CmdData))}")
def ExtractWaterVolume(): #101
logger.info(f"ExtractWaterVolume {vars(WaterVolumeCharacteristic(CmdData))}")
def ExtractSetPoint(): #102
logger.info(f"ExtractSetPoint {vars(SetPointCharacteristic(CmdData))}")
def ExtractState(): #104
logger.info(f"ExtractState {vars(StateCharacteristic3(CmdData))}")
def ExtractCapabilities(): #105
logger.info(f"ExtractCapabilities {vars(CapabilitiesCharacteristic2(CmdData))}")
def ExtractMaintenanceState(): #106
logger.info(f"ExtractMaintenanceState {vars(MaintenanceStateCharacteristic(CmdData))}")
def ExtractFlexSettings(): #107
logger.inf(f"ExtractFlexSettings")
def ExtractEquipmentConfig(): #201
logger.info(f"ExtractEquipmentConfig {vars(EquipmentModeCharacteristic(CmdData))}")
def ExtractEquipmentParameter(): #202
logger.info(f"ExtractEquipmentParameter {vars(EquipmentParameterCharacteristic(CmdData))}")
def ExtractLightState(): #300
logger.info(f"ExtractLightState {vars(LightStateCharacteristic(CmdData))}")
def ExtractLightCapabilities(): #301
logger.info(f"ExtractLightCapabilities {vars(LightCapabilitiesCharacteristic(CmdData))}")
def ExtractLightZoneNames(): #302
logger.info(f"ExtractLightZoneNames {vars(LightSetupCharacteristic(CmdData))}")
def ExtractTimerCapabilities(): #400
logger.info(f"ExtractTimerCapabilities")
def ExtractTimerSetup(): #401
logger.info(f"ExtractTimerSetup")
def ExtractTimerState(): #402
logger.info(f"ExtractTimerState")
def ExtractTimerConfig(): #403
logger.info(f"ExtractTimerConfig")
def ExtractProbeStatistics(): #600
logger.info(f"ExtractProbeStatistics {vars(ProbeCharacteristic(CmdData))}")
def ExtractCellStatistics(): #601
logger.info(f"ExtractCellStatistics {vars(CellCharacteristic2(CmdData))}")
def ExtractPowerBoardStatistics(): #602
logger.info(f"ExtractPowerBoardStatistics {vars(PowerBoardCharacteristic(CmdData))}")
def ExtractInfoLog(): #603
logger.info(f"ExtractInfoLog")
def ExtractHeaterCapabilities(): #1100
logger.info(f"ExtractHeaterCapabilities {vars(HeaterCapabilitiesCharacteristic(CmdData))}")
def ExtractHeaterConfig(): #1101
logger.info(f"HeaterConfigCharacteristic {vars(HeaterConfigCharacteristic(CmdData))}")
def ExtractHeaterState(): #1102
logger.info(f"ExtractHeaterState {vars(HeaterStateCharacteristic(CmdData))}")
def ExtractHeaterCooldownState(): #1104
logger.info(f"ExtractHeaterCooldownState {vars(HeaterCooldownStateCharacteristic(CmdData))}")
def ExtractSolarCapabilities(): #1200
logger.info(f"ExtractSolarCapabilities {vars(SolarCapabilitiesCharacteristic(CmdData))}")
def ExtractSolarConfig(): #1201
logger.info(f"ExtractSolarConfig {vars(SolarConfigCharacteristic(CmdData))}")
def ExtractSolarState(): #1202
logger.info(f"ExtractSolarState {vars(SolarStateCharacteristic(CmdData))}")
def ExtractGPONames(): #1300
logger.info(f"ExtractGPONames {vars(GPOSetupCharacteristic(CmdData))}")
def ExtractRelayNames(): #1301
logger.info(f"ExtractRelayNames {vars(RelaySetupCharacteristic(CmdData))}")
def ExtractValveNames(): #1302
logger.info(f"ExtractValveNames {vars(ValveSetupCharacteristic(CmdData))}")
cmds = {
1: ExtractProfile,
2: ExtractUnknown, # Extract Time (do we care?)
3: ExtractUnknown, # Extract Date (do we care?)
5: ExtractUnknown,
6: ExtractName,
9: ExtractTemp,
100: ExtractSettings,
101: ExtractWaterVolume,
102: ExtractSetPoint,
104: ExtractState,
105: ExtractCapabilities,
106: ExtractMaintenanceState,
107: ExtractFlexSettings,
201: ExtractEquipmentConfig,
202: ExtractEquipmentParameter,
300: ExtractLightState,
301: ExtractLightCapabilities,
302: ExtractLightZoneNames,
400: ExtractTimerCapabilities,
401: ExtractTimerSetup,
402: ExtractTimerState,
403: ExtractTimerConfig,
600: ExtractProbeStatistics,
601: ExtractCellStatistics,
602: ExtractPowerBoardStatistics,
603: ExtractInfoLog,
1100: ExtractHeaterCapabilities,
1101: ExtractHeaterConfig,
1102: ExtractHeaterState,
1104: ExtractHeaterCooldownState,
1200: ExtractSolarCapabilities,
1201: ExtractSolarConfig,
1202: ExtractSolarState,
1300: ExtractGPONames,
1301: ExtractRelayNames,
1302: ExtractValveNames
}
while True:
# Use await asyncio.wait_for(queue.get(), timeout=1.0) if you want a timeout for getting data.
epoch, data, session_key = await queue.get()
if data is None:
logger.info(
"Got message from client about disconnection. Exiting consumer loop..."
)
break
else:
decrypted = pychlorinator.chlorinator.decrypt_characteristic(data, session_key)
#logger.info("Received data at %s: %r", epoch, binascii.hexlify(decrypted))
CmdType = int.from_bytes(decrypted[1:3], byteorder='little')
CmdData = decrypted[3:19]
#logger.info(f"CMD: {CmdType} DATA: {binascii.hexlify(CmdData)}")
if CmdType in cmds:
cmds[CmdType]()
async def main(args: argparse.Namespace):
queue = asyncio.Queue()
client_task = halo_ble_client(args, queue) # Handles outbound BLE messages
consumer_task = halo_queue_consumer(queue) # Handles inbound BLE messages (inserted to queue from BLE Callback)
try:
await asyncio.gather(client_task, consumer_task)
except DeviceNotFoundError:
pass
logger.info("Main method done.")
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument(
"--macos-use-bdaddr",
action="store_true",
help="when true use Bluetooth address instead of UUID on macOS",
)
parser.add_argument(
"-d",
"--debug",
action="store_true",
help="sets the logging level to debug",
)
args = parser.parse_args()
log_level = logging.DEBUG if args.debug else logging.INFO
logging.basicConfig(
level=log_level,
format="%(asctime)-15s %(name)-8s %(levelname)s: %(message)s",
)
asyncio.run(main(args))