def process_beacon(raw_message):
if raw_message[0] == '#':
return
try:
message = parse_aprs(raw_message)
# symboltable / symbolcodes used by OGN:
# I&: used as receiver
# /X: helicopter_rotorcraft
# /': glider_or_motorglider
# \^: powered_aircraft
# /g: para_glider
# /O: ?
# /^: ?
# \n: ?
# /z: ?
# /o: ?
if message['symboltable'] == "I" and message['symbolcode'] == '&':
# ... we have a receiver_beacon
message.update(parse_ogn_receiver_beacon(message['comment']))
message = replace_lonlat_with_wkt(message)
beacon = ReceiverBeacon(**message)
# connect beacon with receiver
receiver = session.query(Receiver.id) \
.filter(Receiver.name == beacon.name) \
.first()
if receiver is None:
receiver = Receiver()
receiver.name = beacon.name
session.add(receiver)
beacon.receiver_id = receiver.id
else:
# ... we have a aircraft_beacon
message.update(parse_ogn_aircraft_beacon(message['comment']))
message = replace_lonlat_with_wkt(message)
beacon = AircraftBeacon(**message)
# connect beacon with device
device = session.query(Device) \
.filter(Device.address == beacon.address) \
.first()
if device is None:
device = Device()
device.address = beacon.address
session.add(device)
beacon.device_id = device.id
# update device
device.aircraft_type = beacon.aircraft_type
device.stealth = beacon.stealth
if beacon.hardware_version is not None:
device.hardware_version = beacon.hardware_version
if beacon.software_version is not None:
device.software_version = beacon.software_version
if beacon.real_address is not None:
device.real_address = beacon.real_address
# connect beacon with receiver
receiver = session.query(Receiver.id) \
.filter(Receiver.name == beacon.receiver_name) \
.first()
if receiver is None:
receiver = Receiver()
receiver.name = beacon.receiver_name
session.add(receiver)
beacon.receiver_id = receiver.id
session.add(beacon)
session.commit()
logger.debug('Received message: {}'.format(raw_message))
except ParseError as e:
logger.error('Received message: {}'.format(raw_message))
logger.error('Drop packet, {}'.format(e.message))
except TypeError as e:
logger.error('TypeError: {}'.format(raw_message))
