FreeDATA/tnc/main.py

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#!/usr/bin/python3
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# -*- coding: utf-8 -*-
"""
Created on Tue Dec 22 16:58:45 2020
@author: DJ2LS
main module for running the tnc
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"""
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# run tnc self test on startup before we are doing other things
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# import selftest
# selftest.TEST()
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# continue if we passed the test
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import argparse
import multiprocessing
import os
import signal
import socketserver
import sys
import threading
import time
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import config
import data_handler
import helpers
import log_handler
import modem
import static
import structlog
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import explorer
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import json
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log = structlog.get_logger("main")
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def signal_handler(sig, frame):
"""
a signal handler, which closes the network/socket when closing the application
Args:
sig: signal
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frame:
Returns: system exit
"""
print("Closing TNC...")
sock.CLOSE_SIGNAL = True
sys.exit(0)
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signal.signal(signal.SIGINT, signal_handler)
if __name__ == "__main__":
# This is for Windows multiprocessing support
multiprocessing.freeze_support()
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# --------------------------------------------GET PARAMETER INPUTS
PARSER = argparse.ArgumentParser(description="FreeDATA TNC")
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#PARSER.add_argument(
# "--use-config",
# dest="configfile",
# action="store_true",
# help="Use the default config file config.ini",
#)
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PARSER.add_argument(
"--use-config",
dest="configfile",
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default=False,
type=str,
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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(
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"--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",
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type=int,
)
PARSER.add_argument(
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"--mygrid",
dest="mygrid",
default="JN12AA",
help="My gridsquare",
type=str
)
PARSER.add_argument(
"--rx",
dest="audio_input_device",
default=0,
help="listening sound card",
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type=str,
)
PARSER.add_argument(
"--tx",
dest="audio_output_device",
default=0,
help="transmitting sound card",
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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,
)
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PARSER.add_argument(
"--explorer",
dest="enable_explorer",
action="store_true",
help="Enable sending tnc data to https://explorer.freedata.app",
)
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PARSER.add_argument(
"--tune",
dest="enable_audio_auto_tune",
action="store_true",
help="Enable auto tuning of audio level with ALC information form hamlib",
)
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PARSER.add_argument(
"--stats",
dest="enable_stats",
action="store_true",
help="Enable publishing stats to https://freedata.app",
)
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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",
)
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ARGS = PARSER.parse_args()
# set save to folder state for allowing downloading files to local file system
static.ARQ_SAVE_TO_FOLDER = ARGS.savetofolder
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if not ARGS.configfile:
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# 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
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static.AUDIO_AUTO_TUNE = ARGS.enable_audio_auto_tune
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static.ENABLE_STATS = ARGS.enable_stats
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static.AUDIO_ENABLE_TCI = ARGS.audio_enable_tci
static.TCI_IP = ARGS.tci_ip
static.TCI_PORT = ARGS.tci_port
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except Exception as e:
log.error("[DMN] Error reading config file", exception=e)
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else:
configfile = ARGS.configfile
# init config
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conf = config.CONFIG(configfile)
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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
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mycallsign = bytes(conf.get('STATION', 'mycall', 'AA0AA'), "utf-8")
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mycallsign = helpers.callsign_to_bytes(mycallsign)
static.MYCALLSIGN = helpers.bytes_to_callsign(mycallsign)
static.MYCALLSIGN_CRC = helpers.get_crc_24(static.MYCALLSIGN)
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#json.loads = for converting str list to list
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static.SSID_LIST = json.loads(conf.get('STATION', 'ssid_list', '[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]'))
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static.MYGRID = bytes(conf.get('STATION', 'mygrid', 'JN12aa'), "utf-8")
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# check if we have an int or str as device name
try:
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static.AUDIO_INPUT_DEVICE = int(conf.get('AUDIO', 'rx', '0'))
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except ValueError:
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static.AUDIO_INPUT_DEVICE = conf.get('AUDIO', 'rx', '0')
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try:
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static.AUDIO_OUTPUT_DEVICE = int(conf.get('AUDIO', 'tx', '0'))
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except ValueError:
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static.AUDIO_OUTPUT_DEVICE = conf.get('AUDIO', 'tx', '0')
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static.PORT = int(conf.get('NETWORK', 'tncport', '3000'))
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static.HAMLIB_RADIOCONTROL = conf.get('RADIO', 'radiocontrol', 'rigctld')
static.HAMLIB_RIGCTLD_IP = conf.get('RADIO', 'rigctld_ip', '127.0.0.1')
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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')
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static.ENABLE_FSK = False
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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'))
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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)
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# 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
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import sock
# config logging
try:
if sys.platform == "linux":
logging_path = os.getenv("HOME") + "/.config/" + "FreeDATA/" + "tnc"
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if sys.platform == "darwin":
logging_path = (
os.getenv("HOME")
+ "/Library/"
+ "Application Support/"
+ "FreeDATA/"
+ "tnc"
)
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if sys.platform in ["win32", "win64"]:
logging_path = os.getenv("APPDATA") + "/" + "FreeDATA/" + "tnc"
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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)
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log.info(
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"[TNC] Starting FreeDATA", author="DJ2LS", version=static.VERSION
)
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# start data handler
data_handler.DATA()
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# start modem
modem = modem.RF()
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# optionally start explorer module
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if static.ENABLE_EXPLORER:
log.info("[EXPLORER] Publishing to https://explorer.freedata.app", state=static.ENABLE_EXPLORER)
explorer = explorer.explorer()
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# --------------------------------------------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)