FreeDATA/tnc/main.py
2022-04-11 11:03:54 +02:00

319 lines
8.6 KiB
Python
Executable file

#!/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 socketserver
import sys
import os
import signal
import time
import multiprocessing
import structlog
import modem
import static
import log_handler
import helpers
import data_handler
# 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(
"--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=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 )",
)
PARSER.add_argument(
"--fsk",
dest="enable_fsk",
action="store_true",
help="Enable FSK mode for ping, beacon and CQ",
)
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,
)
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.SSID_LIST = ARGS.ssid_list
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.ENABLE_FSK = ARGS.enable_fsk
static.LOW_BANDWITH_MODE = ARGS.low_bandwith_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
# 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:
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)