112 lines
4.2 KiB
Python
Executable File
112 lines
4.2 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2010, 2013 Nick Foster
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#
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# This file is part of gr-air-modes
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#
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# gr-air-modes is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3, or (at your option)
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# any later version.
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#
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# gr-air-modes is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with gr-air-modes; see the file COPYING. If not, write to
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# the Free Software Foundation, Inc., 51 Franklin Street,
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# Boston, MA 02110-1301, USA.
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#
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from gnuradio.eng_option import eng_option
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from gnuradio.gr.pubsub import pubsub
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from optparse import OptionParser
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import time, os, sys, threading, math
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from string import split, join
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import air_modes
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from air_modes.types import *
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from air_modes.exceptions import *
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import zmq
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#todo: maybe move plugins to separate programs (flightgear, SBS1, etc.)
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def main():
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my_position = None
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usage = "%prog: [options]"
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optparser = OptionParser(option_class=eng_option, usage=usage)
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air_modes.modes_radio.add_radio_options(optparser)
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optparser.add_option("-l","--location", type="string", default=None,
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help="GPS coordinates of receiving station in format xx.xxxxx,xx.xxxxx")
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#data source options
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optparser.add_option("-a","--remote", type="string", default=None,
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help="specify additional servers from which to take data in format tcp://x.x.x.x:y,tcp://....")
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optparser.add_option("-n","--no-print", action="store_true", default=False,
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help="disable printing decoded packets to stdout")
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#output plugins
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optparser.add_option("-K","--kml", type="string", default=None,
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help="filename for Google Earth KML output")
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optparser.add_option("-P","--sbs1", action="store_true", default=False,
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help="open an SBS-1-compatible server on port 30003")
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optparser.add_option("-m","--multiplayer", type="string", default=None,
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help="FlightGear server to send aircraft data, in format host:port")
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(options, args) = optparser.parse_args()
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#construct the radio
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context = zmq.Context(1)
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tb = air_modes.modes_radio(options, context)
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servers = ["inproc://modes-radio-pub"]
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if options.remote is not None:
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servers += options.remote.split(",")
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relay = air_modes.zmq_pubsub_iface(context, subaddr=servers, pubaddr=None)
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#ok now relay is gonna get all those tasty strings
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#internally we want to distribute parsed data instead, lighten the load
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publisher = pubsub()
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def send(message):
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[data, ecc, reference, timestamp] = message.split()
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try:
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ret = air_modes.modes_report(air_modes.modes_reply(int(data, 16)), int(ecc, 16), 20.0*math.log10(float(reference)), air_modes.stamp(0, float(timestamp)))
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publisher["modes_dl"] = ret
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publisher["type%i_dl" % ret.data.get_type()] = ret
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except ADSBError:
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pass
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relay.subscribe("dl_data", send)
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if options.location is not None:
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my_position = [float(n) for n in options.location.split(",")]
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if options.kml is not None:
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dbname = 'adsb.db'
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lock = threading.Lock()
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sqldb = air_modes.output_sql(my_position, dbname, lock) #input into the db
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kmlgen = air_modes.output_kml(options.kml, dbname, my_position, lock) #create a KML generating thread to read from the db
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relay.subscribe("dl_data", sqldb.insert)
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if options.no_print is not True:
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#relay.subscribe("dl_data", air_modes.output_print(my_position).output)
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printer = air_modes.output_print(my_position, publisher)
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if options.multiplayer is not None:
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[fghost, fgport] = options.multiplayer.split(':')
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fgout = air_modes.output_flightgear(my_position, fghost, int(fgport))
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relay.subscribe("dl_data", fgout.output)
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if options.sbs1 is True:
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sbs1port = air_modes.output_sbs1(my_position, 30003)
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relay.subscribe("dl_data", sbs1port.output)
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tb.run()
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tb.close()
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relay.close()
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if options.kml is not None:
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kmlgen.close()
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if __name__ == '__main__':
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main()
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