#!/usr/bin/python3 # -*- coding: utf-8 -*- """ Created on Tue Dec 22 16:58:45 2020 @author: DJ2LS main module for running the tnc """ # run tnc self test on startup before we are doing other things # import selftest # selftest.TEST() # continue if we passed the test import argparse import multiprocessing import os import signal import socketserver import sys import threading import time import config import data_handler import helpers import log_handler import modem import static import structlog import explorer import json log = structlog.get_logger("main") def signal_handler(sig, frame): """ a signal handler, which closes the network/socket when closing the application Args: sig: signal frame: Returns: system exit """ print("Closing TNC...") sock.CLOSE_SIGNAL = True sys.exit(0) signal.signal(signal.SIGINT, signal_handler) if __name__ == "__main__": # This is for Windows multiprocessing support multiprocessing.freeze_support() # --------------------------------------------GET PARAMETER INPUTS PARSER = argparse.ArgumentParser(description="FreeDATA TNC") #PARSER.add_argument( # "--use-config", # dest="configfile", # action="store_true", # help="Use the default config file config.ini", #) PARSER.add_argument( "--use-config", dest="configfile", default=False, type=str, help="Use the default config file config.ini", ) PARSER.add_argument( "--save-to-folder", dest="savetofolder", default=False, action="store_true", help="Save received data to local folder", ) PARSER.add_argument( "--mycall", dest="mycall", default="AA0AA", help="My callsign", type=str ) PARSER.add_argument( "--ssid", dest="ssid_list", nargs="*", default=[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15], help="SSID list we are responding to", type=int, ) PARSER.add_argument( "--mygrid", dest="mygrid", default="JN12AA", help="My gridsquare", type=str ) PARSER.add_argument( "--rx", dest="audio_input_device", default=0, help="listening sound card", type=str, ) PARSER.add_argument( "--tx", dest="audio_output_device", default=0, help="transmitting sound card", type=str, ) PARSER.add_argument( "--port", dest="socket_port", default=3000, help="Socket port in the range of 1024-65536", type=int, ) PARSER.add_argument( "--radiocontrol", dest="hamlib_radiocontrol", choices=["disabled", "direct", "rigctl", "rigctld"], default="disabled", help="Set how you want to control your radio", ) PARSER.add_argument( "--rigctld_port", dest="rigctld_port", default=4532, type=int, help="Set rigctld port", ) PARSER.add_argument( "--rigctld_ip", dest="rigctld_ip", default="localhost", help="Set rigctld ip" ) PARSER.add_argument( "--scatter", dest="send_scatter", action="store_true", help="Send scatter information via network", ) PARSER.add_argument( "--fft", dest="send_fft", action="store_true", help="Send fft information via network", ) PARSER.add_argument( "--500hz", dest="low_bandwidth_mode", action="store_true", help="Enable low bandwidth mode ( 500 Hz only )", ) PARSER.add_argument( "--fsk", dest="enable_fsk", action="store_true", help="Enable FSK mode for ping, beacon and CQ", ) PARSER.add_argument( "--qrv", dest="enable_respond_to_cq", action="store_true", help="Enable sending a QRV frame if CQ received", ) PARSER.add_argument( "--tuning_range_fmin", dest="tuning_range_fmin", choices=[-50.0, -100.0, -150.0, -200.0, -250.0], default=-50.0, help="Tuning range fmin", type=float, ) PARSER.add_argument( "--tuning_range_fmax", dest="tuning_range_fmax", choices=[50.0, 100.0, 150.0, 200.0, 250.0], default=50.0, help="Tuning range fmax", type=float, ) PARSER.add_argument( "--tx-audio-level", dest="tx_audio_level", default=50, help="Set the tx audio level at an early stage", type=int, ) PARSER.add_argument( "--rx-buffer-size", dest="rx_buffer_size", default=16, help="Set the maximum size of rx buffer.", type=int, ) PARSER.add_argument( "--explorer", dest="enable_explorer", action="store_true", help="Enable sending tnc data to https://explorer.freedata.app", ) PARSER.add_argument( "--tune", dest="enable_audio_auto_tune", action="store_true", help="Enable auto tuning of audio level with ALC information form hamlib", ) PARSER.add_argument( "--stats", dest="enable_stats", action="store_true", help="Enable publishing stats to https://freedata.app", ) PARSER.add_argument( "--tci", dest="audio_enable_tci", action="store_true", help="Enable TCI as audio source", ) PARSER.add_argument( "--tci-ip", dest="tci_ip", default='127.0.0.1', type=str, help="Set tci destination ip", ) PARSER.add_argument( "--tci-port", dest="tci_port", default=9000, type=int, help="Set tci destination port", ) PARSER.add_argument( "--tx-delay", dest="tx_delay", default=0, help="delay in ms before modulation is pushed to audio device", type=int, ) ARGS = PARSER.parse_args() # set save to folder state for allowing downloading files to local file system static.ARQ_SAVE_TO_FOLDER = ARGS.savetofolder if not ARGS.configfile: # additional step for being sure our callsign is correctly # in case we are not getting a station ssid # then we are forcing a station ssid = 0 try: mycallsign = bytes(ARGS.mycall.upper(), "utf-8") mycallsign = helpers.callsign_to_bytes(mycallsign) static.MYCALLSIGN = helpers.bytes_to_callsign(mycallsign) static.MYCALLSIGN_CRC = helpers.get_crc_24(static.MYCALLSIGN) static.SSID_LIST = ARGS.ssid_list # check if own ssid is always part of ssid list own_ssid = int(static.MYCALLSIGN.split(b"-")[1]) if own_ssid not in static.SSID_LIST: static.SSID_LIST.append(own_ssid) static.MYGRID = bytes(ARGS.mygrid, "utf-8") # check if we have an int or str as device name try: static.AUDIO_INPUT_DEVICE = int(ARGS.audio_input_device) except ValueError: static.AUDIO_INPUT_DEVICE = ARGS.audio_input_device try: static.AUDIO_OUTPUT_DEVICE = int(ARGS.audio_output_device) except ValueError: static.AUDIO_OUTPUT_DEVICE = ARGS.audio_output_device static.PORT = ARGS.socket_port static.HAMLIB_RADIOCONTROL = ARGS.hamlib_radiocontrol static.HAMLIB_RIGCTLD_IP = ARGS.rigctld_ip static.HAMLIB_RIGCTLD_PORT = str(ARGS.rigctld_port) static.ENABLE_SCATTER = ARGS.send_scatter static.ENABLE_FFT = ARGS.send_fft static.ENABLE_FSK = ARGS.enable_fsk static.LOW_BANDWIDTH_MODE = ARGS.low_bandwidth_mode static.TUNING_RANGE_FMIN = ARGS.tuning_range_fmin static.TUNING_RANGE_FMAX = ARGS.tuning_range_fmax static.TX_AUDIO_LEVEL = ARGS.tx_audio_level static.RESPOND_TO_CQ = ARGS.enable_respond_to_cq static.RX_BUFFER_SIZE = ARGS.rx_buffer_size static.ENABLE_EXPLORER = ARGS.enable_explorer static.AUDIO_AUTO_TUNE = ARGS.enable_audio_auto_tune static.ENABLE_STATS = ARGS.enable_stats static.AUDIO_ENABLE_TCI = ARGS.audio_enable_tci static.TCI_IP = ARGS.tci_ip static.TCI_PORT = ARGS.tci_port static.TX_DELAY = ARGS.tx_delay except Exception as e: log.error("[DMN] Error reading config file", exception=e) else: configfile = ARGS.configfile # init config conf = config.CONFIG(configfile) try: # additional step for being sure our callsign is correctly # in case we are not getting a station ssid # then we are forcing a station ssid = 0 mycallsign = bytes(conf.get('STATION', 'mycall', 'AA0AA'), "utf-8") mycallsign = helpers.callsign_to_bytes(mycallsign) static.MYCALLSIGN = helpers.bytes_to_callsign(mycallsign) static.MYCALLSIGN_CRC = helpers.get_crc_24(static.MYCALLSIGN) #json.loads = for converting str list to list static.SSID_LIST = json.loads(conf.get('STATION', 'ssid_list', '[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]')) static.MYGRID = bytes(conf.get('STATION', 'mygrid', 'JN12aa'), "utf-8") # check if we have an int or str as device name try: static.AUDIO_INPUT_DEVICE = int(conf.get('AUDIO', 'rx', '0')) except ValueError: static.AUDIO_INPUT_DEVICE = conf.get('AUDIO', 'rx', '0') try: static.AUDIO_OUTPUT_DEVICE = int(conf.get('AUDIO', 'tx', '0')) except ValueError: static.AUDIO_OUTPUT_DEVICE = conf.get('AUDIO', 'tx', '0') static.PORT = int(conf.get('NETWORK', 'tncport', '3000')) static.HAMLIB_RADIOCONTROL = conf.get('RADIO', 'radiocontrol', 'rigctld') static.HAMLIB_RIGCTLD_IP = conf.get('RADIO', 'rigctld_ip', '127.0.0.1') static.HAMLIB_RIGCTLD_PORT = str(conf.get('RADIO', 'rigctld_port', '4532')) static.ENABLE_SCATTER = conf.get('TNC', 'scatter', 'True') static.ENABLE_FFT = conf.get('TNC', 'fft', 'True') static.ENABLE_FSK = conf.get('TNC', 'fsk', 'False') static.LOW_BANDWIDTH_MODE = conf.get('TNC', 'narrowband', 'False') static.TUNING_RANGE_FMIN = float(conf.get('TNC', 'fmin', '-50.0')) static.TUNING_RANGE_FMAX = float(conf.get('TNC', 'fmax', '50.0')) static.TX_AUDIO_LEVEL = int(conf.get('AUDIO', 'txaudiolevel', '100')) static.RESPOND_TO_CQ = conf.get('TNC', 'qrv', 'True') static.RX_BUFFER_SIZE = int(conf.get('TNC', 'rxbuffersize', '16')) static.ENABLE_EXPLORER = conf.get('TNC', 'explorer', 'False') static.AUDIO_AUTO_TUNE = conf.get('AUDIO', 'auto_tune', 'False') static.ENABLE_STATS = conf.get('TNC', 'stats', 'False') static.AUDIO_ENABLE_TCI = conf.get('AUDIO', 'enable_tci', 'False') static.TCI_IP = str(conf.get('AUDIO', 'tci_ip', 'localhost')) static.TCI_PORT = int(conf.get('AUDIO', 'tci_port', '50001')) static.TX_DELAY = int(conf.get('TNC', 'tx_delay', '0')) except KeyError as e: log.warning("[CFG] Error reading config file near", key=str(e)) except Exception as e: log.warning("[CFG] Error", e=e) # make sure the own ssid is always part of the ssid list my_ssid = int(static.MYCALLSIGN.split(b'-')[1]) if my_ssid not in static.SSID_LIST: static.SSID_LIST.append(my_ssid) # we need to wait until we got all parameters from argparse first before we can load the other modules import sock # config logging try: if sys.platform == "linux": logging_path = os.getenv("HOME") + "/.config/" + "FreeDATA/" + "tnc" if sys.platform == "darwin": logging_path = ( os.getenv("HOME") + "/Library/" + "Application Support/" + "FreeDATA/" + "tnc" ) if sys.platform in ["win32", "win64"]: logging_path = os.getenv("APPDATA") + "/" + "FreeDATA/" + "tnc" if not os.path.exists(logging_path): os.makedirs(logging_path) log_handler.setup_logging(logging_path) except Exception as err: log.error("[DMN] logger init error", exception=err) log.info( "[TNC] Starting FreeDATA", author="DJ2LS", version=static.VERSION ) # start data handler data_handler.DATA() # start modem modem = modem.RF() # optionally start explorer module if static.ENABLE_EXPLORER: log.info("[EXPLORER] Publishing to https://explorer.freedata.app", state=static.ENABLE_EXPLORER) explorer = explorer.explorer() # --------------------------------------------START CMD SERVER try: log.info("[TNC] Starting TCP/IP socket", port=static.PORT) # https://stackoverflow.com/a/16641793 socketserver.TCPServer.allow_reuse_address = True cmdserver = sock.ThreadedTCPServer( (static.HOST, static.PORT), sock.ThreadedTCPRequestHandler ) server_thread = threading.Thread(target=cmdserver.serve_forever) server_thread.daemon = True server_thread.start() except Exception as err: log.error("[TNC] Starting TCP/IP socket failed", port=static.PORT, e=err) sys.exit(1) while True: threading.Event().wait(1)