162 lines
8.8 KiB
Python
Executable File
162 lines
8.8 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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from HackRF import HackRF
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from PPM import PPM
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from ModeS import ModeS
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from sys import argv, exit
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import argparse
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import configparser
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import logging
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import logging.config
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import os
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import csv
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###############################################################
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# Copyright (C) 2017 Linar Yusupov
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# This program 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 of the License, or
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# (at your option) any later version.
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# This program 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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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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###############################################################
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# Further work on fork
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# Copyright (C) 2017 David Robinson
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def auto_int(x):
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"""Parses HEX into for argParser"""
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return int(x, 0)
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def auto_bool(x):
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if x.lower() in ('yes', 'true', 't', 'y', '1'):
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return True
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elif x.lower() in ('no', 'false', 'f', 'n', '0'):
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return False
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else:
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raise argparse.ArgumentTypeError('Boolean value expected.')
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def argParser():
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description = 'This tool will generate ADS-B data in a form that a hackRF can broadcast. In addition to providing the information at the command the defaults can be changed in the config.cfg file and the the loggin config changed in logging.cfg.'
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parser = argparse.ArgumentParser(description=description)
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parser.add_argument('-i', '--icao', action='store', type=auto_int, dest='icao', default=cfg.get('plane', 'icao'), help='The ICAO number for the plane in hex. Ensure the ICAO is prefixed with \'0x\' to ensure this is parsed as a hex number. Default: %(default)s')
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parser.add_argument('--lat', '--latitude', action='store', type=float, dest='latitude', default=cfg.getfloat('plane', 'latitude'), help='Latitude for the plane in decminal degrees. Default: %(default)s')
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parser.add_argument('--lon', '--long', '--longitude', action='store', type=float, dest='longitude', default=cfg.getfloat('plane', 'longitude'), help='Longitude for the place in decminal degrees. Default: %(default)s')
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parser.add_argument('-a', '--alt', '--altitude', action='store', type=float, dest='altitude', default=cfg.getfloat('plane', 'altitude'), help='Altitude in decminal feet. Default: %(default)s')
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parser.add_argument('--ca', '--capability', action='store', type=int, dest='capability', default=cfg.getint('plane', 'capability'), help='The capability. (Think this is always 5 from ADSB messages. More info would be appreciate). Default: %(default)s')
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parser.add_argument('--tc', '--typecode', action='store', type=int, dest='typecode', default=cfg.getint('plane', 'typecode'), help='The type for the ADSB messsage. See https://adsb-decode-guide.readthedocs.io/en/latest/content/introduction.html#ads-b-message-types for more information. Default: %(default)s')
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parser.add_argument('--ss', '--surveillancestatus', action='store', type=int, dest='surveillancestatus', default=cfg.getint('plane', 'surveillancestatus'), help='The surveillance status. (Think this is always 0 from ADSB messages. More info would be appreciate). Default: %(default)s')
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parser.add_argument('--nicsb', '--nicsupplementb', action='store', type=int, dest='nicsupplementb', default=cfg.getint('plane', 'nicsupplementb'), help='The NIC supplement-B.(Think this is always 0 from ADSB messages. More info would be appreciate). Default: %(default)s')
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parser.add_argument('--time', action='store', type=int, dest='time', default=cfg.getint('plane', 'time'), help='The time. (Think this is always 0 from ADSB messages. More info would be appreciate). Default: %(default)s')
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parser.add_argument('-s', '--surface', action='store', default=cfg.getboolean('plane', 'surface'), type=auto_bool, dest='surface', help='If the plane is on the ground or not. Default: %(default)s')
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parser.add_argument('-o', '--out', '--output', action='store', type=str, default=cfg.get('general', 'outputfilename'), dest='outputfilename', help='The iq8s output filename. This is the file which you will feed into the hackRF. Default: %(default)s')
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parser.add_argument('-r', '--repeats', action='store', dest='repeats', type=int, default=cfg.getint('general', 'repeats'), help='How many repeats of the data to perform. Default: %(default)s')
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parser.add_argument('--csv', '--csvfile', '--in', '--input', action='store', type=str, default=cfg.get('general', 'csvfile'), dest='csvfile', help='Import a CSV file with the plane data in it. Default: %(default)s')
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# TODO Make it so it can do a static checksum
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# TODO Get pause between messages
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# TODO Get pause between repeats
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# TODO Do a pause function
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return parser.parse_args()
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def singlePlane(arguments):
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logger.info('Processing default and command line options for a single plane')
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logger.info('Repeating the message %s times' % (arguments.repeats))
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samples = bytearray()
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for i in range(0, arguments.repeats):
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modes = ModeS()
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(df17_even, df17_odd) = modes.df17_pos_rep_encode(arguments.capability, arguments.icao, arguments.typecode, arguments.surveillancestatus, arguments.nicsupplementb, arguments.altitude, arguments.time, arguments.latitude, arguments.longitude, arguments.surface)
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ppm = PPM()
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df17_array = ppm.frame_1090es_ppm_modulate(df17_even, df17_odd)
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hackrf = HackRF()
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samples_array = hackrf.hackrf_raw_IQ_format(df17_array)
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samples = samples+samples_array
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return samples
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def manyPlanes(arguments):
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logger.info('Processing CSV file')
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samples = bytearray()
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logger.info('Repeating the message %s times' % (arguments.repeats))
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for i in range(0, arguments.repeats):
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with open(arguments.csvfile, newline='') as csvfile:
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reader = csv.DictReader(csvfile, delimiter=',')
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for row in reader:
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if not 'icao' in row.keys():
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row['icao'] = arguments.icao
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else:
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row['icao'] = int(row['icao'], 0)
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if not 'latitude' in row.keys():
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row['latitude'] = arguments.latitude
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if not 'longitude' in row.keys():
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row['longitude'] = arguments.longitude
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if not 'altitude' in row.keys():
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row['altitude'] = arguments.altitude
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if not 'capability' in row.keys():
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row['capability'] = arguments.capability
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if not 'typecode' in row.keys():
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row['typecode'] = arguments.typecode
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if not 'surveillancestatus' in row.keys():
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row['surveillancestatus'] = arguments.surveillancestatus
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if not 'nicsupplementb' in row.keys():
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row['nicsupplementb'] = arguments.nicsupplementb
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if not 'time' in row.keys():
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row['time'] = arguments.time
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if not 'surface' in row.keys():
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row['surface'] = arguments.surface
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logger.debug('Row from CSV: %s' % (row))
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modes = ModeS()
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(df17_even, df17_odd) = modes.df17_pos_rep_encode(row['capability'], row['icao'], row['typecode'], row['surveillancestatus'], row['nicsupplementb'], row['altitude'], row['time'], row['latitude'], row['longitude'], row['surface'])
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ppm = PPM()
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df17_array = ppm.frame_1090es_ppm_modulate(df17_even, df17_odd)
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hackrf = HackRF()
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samples_array = hackrf.hackrf_raw_IQ_format(df17_array)
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samples = samples+samples_array
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return samples
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def writeOutputFile(filename, data):
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logger.info('Writing tmp.iq8s file')
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SamplesFile = open('tmp.iq8s', 'wb')
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SamplesFile.write(data)
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SamplesFile.close()
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os.system('sync')
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os.system('rm %s' % (filename))
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logger.info('dd for file: %s' % (filename))
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os.system("dd if=tmp.iq8s of=%s bs=4k seek=63 > /dev/null 2>&1" % (filename))
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os.system('sync')
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os.system('rm tmp.iq8s')
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if __name__ == "__main__":
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global cfg
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cfg = configparser.ConfigParser()
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cfg.read('config.cfg')
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arguments = argParser()
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global logger
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logging.config.fileConfig('logging.cfg')
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logger = logging.getLogger(__name__)
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logger.info('Starting ADSB Encoder')
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logger.debug('The arguments: %s' % (arguments))
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data = None
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if arguments.csvfile == '':
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data = singlePlane(arguments)
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else:
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data = manyPlanes(arguments)
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writeOutputFile(arguments.outputfilename, data)
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logger.info('Complete')
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