#!/usr/bin/python3 # -*- coding: utf-8 -*- """ Created on Tue Dec 22 16:58:45 2020 @author: DJ2LS main module for running the tnc """ import argparse import threading import static import socketserver import helpers import data_handler import structlog import log_handler import modem import sys import os import signal import time import multiprocessing # signal handler for closing aplication 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__': # we need to run this on windows for multiprocessing support multiprocessing.freeze_support() # --------------------------------------------GET PARAMETER INPUTS PARSER = argparse.ArgumentParser(description='FreeDATA TNC') PARSER.add_argument('--mycall', dest="mycall", default="AA0AA", help="My callsign", type=str) 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=int) PARSER.add_argument('--tx', dest="audio_output_device", default=0, help="transmitting sound card", type=int) PARSER.add_argument('--port', dest="socket_port", default=3000, help="Socket port in the range of 1024-65536", type=int) PARSER.add_argument('--deviceport', dest="hamlib_device_port", default="/dev/ttyUSB0", help="Hamlib device port", type=str) PARSER.add_argument('--devicename', dest="hamlib_device_name", default="2028", help="Hamlib device name", type=str) PARSER.add_argument('--serialspeed', dest="hamlib_serialspeed", choices=[1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200], default=9600, help="Serialspeed", type=int) PARSER.add_argument('--pttprotocol', dest="hamlib_ptt_type", choices=['USB', 'RIG', 'RTS', 'DTR', 'CM108', 'MICDATA', 'PARALLEL', 'DTR-H', 'DTR-L', 'NONE'], default='USB', help="PTT Type", type=str) PARSER.add_argument('--pttport', dest="hamlib_ptt_port", default="/dev/ttyUSB0", help="PTT Port", type=str) PARSER.add_argument('--data_bits', dest="hamlib_data_bits", choices=[7, 8], default=8, help="Hamlib data bits", type=int) PARSER.add_argument('--stop_bits', dest="hamlib_stop_bits", choices=[1, 2], default=1, help="Hamlib stop bits", type=int) PARSER.add_argument('--handshake', dest="hamlib_handshake", default="None", help="Hamlib handshake", type=str) 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_bandwith_mode", action="store_true", help="Enable low bandwith mode ( 500 Hz only )") ARGS = PARSER.parse_args() # additional step for beeing sure our callsign is correctly # in case we are not getting a station ssid # then we are forcing a station ssid = 0 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_16(static.MYCALLSIGN) static.MYGRID = bytes(ARGS.mygrid, 'utf-8') static.AUDIO_INPUT_DEVICE = ARGS.audio_input_device static.AUDIO_OUTPUT_DEVICE = ARGS.audio_output_device static.PORT = ARGS.socket_port static.HAMLIB_DEVICE_NAME = ARGS.hamlib_device_name static.HAMLIB_DEVICE_PORT = ARGS.hamlib_device_port static.HAMLIB_PTT_TYPE = ARGS.hamlib_ptt_type static.HAMLIB_PTT_PORT = ARGS.hamlib_ptt_port static.HAMLIB_SERIAL_SPEED = str(ARGS.hamlib_serialspeed) static.HAMLIB_DATA_BITS = str(ARGS.hamlib_data_bits) static.HAMLIB_STOP_BITS = str(ARGS.hamlib_stop_bits) static.HAMLIB_HANDSHAKE = ARGS.hamlib_handshake static.HAMLIB_RADIOCONTROL = ARGS.hamlib_radiocontrol static.HAMLIB_RGICTLD_IP = ARGS.rigctld_ip static.HAMLIB_RGICTLD_PORT = str(ARGS.rigctld_port) static.ENABLE_SCATTER = ARGS.send_scatter static.ENABLE_FFT = ARGS.send_fft static.LOW_BANDWITH_MODE = ARGS.low_bandwith_mode # 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 == 'win32' or sys.platform == '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: structlog.get_logger("structlog").error("[DMN] logger init error") structlog.get_logger("structlog").info("[TNC] Starting FreeDATA", author="DJ2LS", year="2022", version=static.VERSION) # start data handler data_handler.DATA() # start modem modem = modem.RF() # --------------------------------------------START CMD SERVER try: structlog.get_logger("structlog").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 e: structlog.get_logger("structlog").error("[TNC] Starting TCP/IP socket failed", port=static.PORT, e=e) os._exit(1) while 1: time.sleep(1)