mirror of
https://github.com/DJ2LS/FreeDATA
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41 lines
No EOL
1.2 KiB
Python
41 lines
No EOL
1.2 KiB
Python
import frame_handler
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import helpers
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import data_frame_factory
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class PingFrameHandler(frame_handler.FrameHandler):
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def is_frame_for_me(self):
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# check if callsign ssid override
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valid, mycallsign = helpers.check_callsign(
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self.config['STATION']['mycall'],
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self.details["frame"]["destination_crc"],
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self.config['STATION']['ssid_list'])
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if not valid:
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ft = self.details['frame']['frame_type']
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self.logger.info(f"[Modem] {ft} received but not for us.")
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return valid
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def should_respond(self):
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return self.is_frame_for_me()
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def follow_protocol(self):
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if not self.should_respond():
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return
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self.logger.debug(
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f"[Modem] Responding to request from [{self.details['frame']['origin']}]",
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snr=self.details['snr'],
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)
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self.send_ack()
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def send_ack(self):
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factory = data_frame_factory.DataFrameFactory(self.config)
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ping_ack_frame = factory.build_ping_ack(
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self.details['frame']['origin_crc'],
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self.details['snr']
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)
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self.transmit(ping_ack_frame) |