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63 lines
2.1 KiB
Python
63 lines
2.1 KiB
Python
import logging
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from datetime import datetime
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from threading import Thread
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import aprslib
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import pytz
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from core.config import SERVER_OWNER_CALLSIGN
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from data.spot import Spot
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from spotproviders.spot_provider import SpotProvider
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class APRSIS(SpotProvider):
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"""Spot provider for the APRS-IS."""
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def __init__(self, provider_config):
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super().__init__(provider_config)
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self._thread = Thread(target=self._connect)
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self._thread.daemon = True
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self._aprsis = None
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def start(self):
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self._thread.start()
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def _connect(self):
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self._aprsis = aprslib.IS(SERVER_OWNER_CALLSIGN)
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self.status = "Connecting"
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logging.info("APRS-IS connecting...")
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self._aprsis.connect()
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self._aprsis.consumer(self._handle)
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logging.info("APRS-IS connected.")
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def stop(self):
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self.status = "Shutting down"
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self._aprsis.close()
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self._thread.join()
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def _handle(self, data):
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# Split SSID in "from" call and store separately
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from_parts = str(data["from"]).split("-")
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dx_call = from_parts[0].upper()
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dx_ssid = from_parts[1].upper() if len(from_parts) > 1 else None
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via_parts = str(data["via"]).split("-")
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de_call = via_parts[0].upper()
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de_ssid = via_parts[1].upper() if len(via_parts) > 1 else None
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spot = Spot(source="APRS-IS",
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dx_call=dx_call,
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dx_ssid=dx_ssid,
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de_call=de_call,
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de_ssid=de_ssid,
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comment=str(data["comment"]) if "comment" in data else None,
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dx_latitude=float(data["latitude"]) if "latitude" in data else None,
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dx_longitude=float(data["longitude"]) if "longitude" in data else None,
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time=datetime.now(
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pytz.UTC).timestamp()) # APRS-IS spots are live so we can assume spot time is "now"
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# Add to our list
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self._submit(spot)
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self.status = "OK"
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self.last_update_time = datetime.now(pytz.UTC)
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logging.debug("Data received from APRS-IS.")
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