FreeDATA/modem/frame_handler_ping.py

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import frame_handler
import helpers
import data_frame_factory
class PingFrameHandler(frame_handler.FrameHandler):
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#def is_frame_for_me(self):
# call_with_ssid = self.config['STATION']['mycall'] + "-" + str(self.config['STATION']['myssid'])
# valid, mycallsign = helpers.check_callsign(
# call_with_ssid,
# self.details["frame"]["destination_crc"],
# self.config['STATION']['ssid_list'])
# if not valid:
# ft = self.details['frame']['frame_type']
# self.logger.info(f"[Modem] {ft} received but not for us.")
# return valid
def follow_protocol(self):
if not bool(self.is_frame_for_me() and not self.states.getARQ()):
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return
self.logger.debug(
f"[Modem] Responding to request from [{self.details['frame']['origin']}]",
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snr=self.details['snr'],
)
self.send_ack()
def send_ack(self):
factory = data_frame_factory.DataFrameFactory(self.config)
ping_ack_frame = factory.build_ping_ack(
self.details['frame']['origin_crc'],
self.details['snr']
)
self.transmit(ping_ack_frame)