def scan_for_tilt_data(self) -> list:
""" scan for tilt and return data if found """
data = []
LOGGER.debug('Looking for events')
for beacon in blescan.get_events(self.sock):
uuid = beacon.get('uuid')
if uuid is None:
continue
color = constants.TILT_DEVICES.get(uuid)
if color:
data.append({
'color': color,
'gravity': float(beacon['minor']/1000),
'temp': beacon['major'],
'mac': beacon['mac'],
'timestamp': datetime.now().isoformat(),
'uuid': uuid
})
else:
LOGGER.debug(
"Beacon UUID is not a tilt device: %s",
uuid
)
return data
def stop(self) -> None:
""" Stop scanning and device
Args:
"""
LOGGER.debug('Stopping device socket')
blescan.hci_disable_le_scan(self.sock)
def start(self) -> None:
""" Start scanning and device
Args:
"""
LOGGER.debug('Setting scan parameters and enabling LE scan')
blescan.hci_le_set_scan_parameters(self.sock)
blescan.hci_enable_le_scan(self.sock)
def __init__(self, device_id: int = 0) -> None:
""" Initializer
Args:
device_id: (int) represents the device id for HCI
sock: the socket to open
"""
LOGGER.debug('Opening device socket')
self.sock = bluez.hci_open_dev(device_id)
def scan_and_emit_thread(device: tilt_device.TiltDevice,
config: configparser.ConfigParser,
keep_running: bool = False) -> None:
""" method that calls the needful
Args:
device (TiltDevice): The bluetooth device to operate on.
config (dict): The parsed configuration
keep_running (bool): Whether or not to keep running. Default: False
"""
emitters = parse_config(config)
click.echo('Scanning for Tilt data...')
gravity_offset = float(
safe_get_key(CONFIG, 'general', {}).get('gravity_offset', '0'))
LOGGER.debug('Gravity offset: %f', gravity_offset)
temperature_offset = float(
safe_get_key(CONFIG, 'general', {}).get('temperature_offset', '0'))
LOGGER.debug('Temperature offset: %f', temperature_offset)
scan_and_emit(device, emitters, gravity_offset, temperature_offset)
while keep_running:
LOGGER.debug('Scanning for Tilt data...')
try:
scan_and_emit(device, emitters, gravity_offset, temperature_offset)
except Exception as exception: # pylint: disable=broad-except
LOGGER.error("%s\n%s", str(exception),
traceback.format_tb(exception.__traceback__))
sleep_time = int(CONFIG['general'].get('sleep_interval', '1'))
LOGGER.debug('Sleeping for %s....', sleep_time)
sleep(sleep_time)
def scan_for_tilt_data(self) -> List[dict]:
""" scan for tilt and return data if found """
data = {}
LOGGER.debug('Looking for events')
for beacon in blescan.get_events(self.sock):
if beacon['uuid'] in constants.TILT_DEVICES:
data[beacon['uuid']] = {
'color': constants.TILT_DEVICES[beacon['uuid']],
'gravity': float(beacon['minor'] / 1000),
'temp': beacon['major'],
'mac': beacon['mac'],
'timestamp': datetime.now().isoformat(),
}
else:
LOGGER.debug("Beacon UUID is not a tilt device: %s",
beacon['uuid'])
return list(data.values())
def scan_and_emit_thread(
device: tilt_device.TiltDevice,
config: configparser.ConfigParser,
keep_running: bool = False
) -> None:
""" method that calls the needful
Args:
device (TiltDevice): The bluetooth device to operate on.
config (dict): The parsed configuration
keep_running (bool): Whether or not to keep running. Default: False
"""
emitters = parse_config(config)
click.echo('Scanning for Tilt data...')
scan_and_emit(device, emitters)
while keep_running:
LOGGER.debug('Scanning for Tilt data...')
scan_and_emit(device, emitters)
sleep_time = int(CONFIG['general'].get('sleep_interval', '1'))
LOGGER.debug('Sleeping for %s....', sleep_time)
sleep(sleep_time)
def scan_and_emit_thread(device: tilt_device.TiltDevice,
config: configparser.ConfigParser,
keep_running: threading.Event) -> None:
""" method that calls the needful
Args:
device (TiltDevice): The bluetooth device to operate on.
config (dict): The parsed configuration
keep_running (threading.Event): Whether or not to keep running. Default: False
"""
emitters = parse_config(config)
click.echo('Scanning for Tilt data...')
scan_and_emit(device, emitters)
while keep_running.is_set():
LOGGER.debug('Scanning for Tilt data...')
try:
scan_and_emit(device, emitters)
except Exception as exception: # pylint: disable=broad-except
LOGGER.error("%s\n%s", str(exception),
traceback.format_tb(exception.__traceback__))
sleep_time = int(CONFIG['general'].get('sleep_interval', '1'))
LOGGER.debug('Sleeping for %s....', sleep_time)
sleep(sleep_time)
def scan_and_emit(device: tilt_device.TiltDevice, emitters: List[dict]):
""" Scans and emits the data via the loaded emitters.
Args:
device (TiltDevice): The bluetooth device to operate on.
emitters ([dict]): The emitters to use.
"""
LOGGER.debug('Starting device scan')
tilt_data = device.scan_for_tilt_data()
if len(tilt_data) > 0:
LOGGER.debug('tilt data retrieved')
for datum in tilt_data:
click.echo(datum)
emit(emitters=emitters, tilt_data=tilt_data)
else:
LOGGER.debug('No tilt data')
def scan_and_emit(device: tilt_device.TiltDevice, emitters: List[dict]):
""" Scans and emits the data via the loaded emitters.
Args:
device (TiltDevice): The bluetooth device to operate on.
emitters ([dict]): The emitters to use.
"""
LOGGER.debug('Starting device scan')
tilt_data = device.scan_for_tilt_data()
if tilt_data:
for event in tilt_data:
LOGGER.debug('tilt data retrieved')
LOGGER.info(event)
emit(emitters=emitters, tilt_data=event)
else:
LOGGER.debug('No tilt data')
