mirror of
https://github.com/DJ2LS/FreeDATA
synced 2024-05-14 08:04:33 +00:00
290 lines
13 KiB
Python
290 lines
13 KiB
Python
#!/usr/bin/env python3
|
|
# -*- coding: utf-8 -*-
|
|
"""
|
|
Created on Fri Dec 25 21:25:14 2020
|
|
|
|
@author: DJ2LS
|
|
|
|
# GET COMMANDS
|
|
# "command" : "..."
|
|
|
|
# SET COMMANDS
|
|
# "command" : "..."
|
|
# "parameter" : " ..."
|
|
|
|
# DATA COMMANDS
|
|
# "command" : "..."
|
|
# "type" : "..."
|
|
# "dxcallsign" : "..."
|
|
# "data" : "..."
|
|
|
|
|
|
"""
|
|
|
|
import socketserver
|
|
import threading
|
|
import logging
|
|
import ujson as json
|
|
#import json
|
|
import asyncio
|
|
import time
|
|
|
|
import static
|
|
import data_handler
|
|
import helpers
|
|
|
|
import sys, os
|
|
|
|
class CMDTCPRequestHandler(socketserver.BaseRequestHandler):
|
|
|
|
def handle(self):
|
|
print("Client connected...")
|
|
|
|
# loop through socket buffer until timeout is reached. then close buffer
|
|
socketTimeout = time.time() + 3
|
|
while socketTimeout > time.time():
|
|
|
|
time.sleep(0.01)
|
|
encoding = 'utf-8'
|
|
#data = str(self.request.recv(1024), 'utf-8')
|
|
|
|
data = bytes()
|
|
|
|
# we need to loop through buffer until end of chunk is reached or timeout occured
|
|
while True and socketTimeout > time.time():
|
|
chunk = self.request.recv(1024) # .strip()
|
|
data += chunk
|
|
if chunk.endswith(b'}\n'):# or chunk.endswith(b'}') or chunk.endswith(b'\n'):
|
|
break
|
|
data = data[:-1] # remove b'\n'
|
|
data = str(data, 'utf-8')
|
|
#print(data)
|
|
|
|
if len(data) > 0:
|
|
socketTimeout = time.time() + static.SOCKET_TIMEOUT
|
|
|
|
# convert data to json object
|
|
# we need to do some error handling in case of socket timeout
|
|
|
|
try:
|
|
|
|
received_json = json.loads(data)
|
|
|
|
except ValueError as e:
|
|
print("++++++++++++ START OF JSON ERROR +++++++++++++++++++++++")
|
|
print(e)
|
|
print("-----------------------------------")
|
|
print(data)
|
|
print("++++++++++++ END OF JSON ERROR +++++++++++++++++++++++++")
|
|
received_json = {}
|
|
|
|
|
|
try:
|
|
|
|
# CQ CQ CQ -----------------------------------------------------
|
|
if received_json["command"] == "CQCQCQ":
|
|
socketTimeout = 0
|
|
#asyncio.run(data_handler.transmit_cq())
|
|
CQ_THREAD = threading.Thread(target=data_handler.transmit_cq, args=[], name="CQ")
|
|
CQ_THREAD.start()
|
|
|
|
# PING ----------------------------------------------------------
|
|
if received_json["type"] == 'PING' and received_json["command"] == "PING":
|
|
# send ping frame and wait for ACK
|
|
print(received_json)
|
|
dxcallsign = received_json["dxcallsign"]
|
|
#asyncio.run(data_handler.transmit_ping(dxcallsign))
|
|
PING_THREAD = threading.Thread(target=data_handler.transmit_ping, args=[dxcallsign], name="CQ")
|
|
PING_THREAD.start()
|
|
|
|
if received_json["type"] == 'ARQ' and received_json["command"] == "OPEN_DATA_CHANNEL":
|
|
static.ARQ_READY_FOR_DATA = False
|
|
static.TNC_STATE = 'BUSY'
|
|
|
|
dxcallsign = received_json["dxcallsign"]
|
|
static.DXCALLSIGN = bytes(dxcallsign, 'utf-8')
|
|
static.DXCALLSIGN_CRC8 = helpers.get_crc_8(static.DXCALLSIGN)
|
|
|
|
asyncio.run(data_handler.arq_open_data_channel())
|
|
|
|
if received_json["type"] == 'ARQ' and received_json["command"] == "sendFile":# and static.ARQ_READY_FOR_DATA == True: # and static.ARQ_STATE == 'CONNECTED' :
|
|
static.TNC_STATE = 'BUSY'
|
|
|
|
#on a new transmission we reset the timer
|
|
static.ARQ_START_OF_TRANSMISSION = int(time.time())
|
|
|
|
dxcallsign = received_json["dxcallsign"]
|
|
mode = int(received_json["mode"])
|
|
n_frames = int(received_json["n_frames"])
|
|
filename = received_json["filename"]
|
|
filetype = received_json["filetype"]
|
|
data = received_json["data"]
|
|
checksum = received_json["checksum"]
|
|
|
|
static.DXCALLSIGN = bytes(dxcallsign, 'utf-8')
|
|
static.DXCALLSIGN_CRC8 = helpers.get_crc_8(static.DXCALLSIGN)
|
|
|
|
#dataframe = '{"filename": "'+ filename + '", "filetype" : "' + filetype + '", "data" : "' + data + '", "checksum" : "' + checksum + '"}'
|
|
rawdata = {"filename" : filename , "filetype" :filetype, "data" : data, "checksum" : checksum}
|
|
#dataframe = {filename: filename}
|
|
#data_out = bytes(received_json["data"], 'utf-8')
|
|
dataframe = json.dumps(rawdata)
|
|
print(dataframe)
|
|
data_out = bytes(dataframe, 'utf-8')
|
|
print(data_out)
|
|
|
|
|
|
#ARQ_DATA_THREAD = threading.Thread(target=data_handler.arq_transmit, args=[data_out], name="ARQ_DATA")
|
|
#ARQ_DATA_THREAD.start()
|
|
|
|
ARQ_DATA_THREAD = threading.Thread(target=data_handler.open_dc_and_transmit, args=[data_out, mode, n_frames], name="ARQ_DATA")
|
|
ARQ_DATA_THREAD.start()
|
|
# asyncio.run(data_handler.arq_transmit(data_out))
|
|
|
|
# SETTINGS AND STATUS ---------------------------------------------
|
|
if received_json["type"] == 'SET' and received_json["command"] == 'MYCALLSIGN':
|
|
callsign = received_json["parameter"]
|
|
|
|
if bytes(callsign, encoding) == b'':
|
|
self.request.sendall(b'INVALID CALLSIGN')
|
|
else:
|
|
static.MYCALLSIGN = bytes(callsign, encoding)
|
|
static.MYCALLSIGN_CRC8 = helpers.get_crc_8(static.MYCALLSIGN)
|
|
logging.info("CMD | MYCALLSIGN: " + str(static.MYCALLSIGN))
|
|
|
|
if received_json["type"] == 'SET' and received_json["command"] == 'MYGRID':
|
|
mygrid = received_json["parameter"]
|
|
|
|
if bytes(mygrid, encoding) == b'':
|
|
self.request.sendall(b'INVALID GRID')
|
|
else:
|
|
static.MYGRID = bytes(mygrid, encoding)
|
|
logging.info("CMD | MYGRID: " + str(static.MYGRID))
|
|
|
|
|
|
if received_json["type"] == 'GET' and received_json["command"] == 'STATION_INFO':
|
|
output = {
|
|
"COMMAND": "STATION_INFO",
|
|
"TIMESTAMP" : received_json["timestamp"],
|
|
"MY_CALLSIGN": str(static.MYCALLSIGN, encoding),
|
|
"DX_CALLSIGN": str(static.DXCALLSIGN, encoding),
|
|
"DX_GRID": str(static.DXGRID, encoding),
|
|
"EOF" : "EOF",
|
|
}
|
|
|
|
jsondata = json.dumps(output)
|
|
self.request.sendall(bytes(jsondata, encoding))
|
|
|
|
if received_json["type"] == 'GET' and received_json["command"] == 'TNC_STATE':
|
|
#print(static.SCATTER)
|
|
|
|
output = {
|
|
"COMMAND": "TNC_STATE",
|
|
"TIMESTAMP" : received_json["timestamp"],
|
|
"PTT_STATE": str(static.PTT_STATE),
|
|
"CHANNEL_STATE": str(static.CHANNEL_STATE),
|
|
"TNC_STATE": str(static.TNC_STATE),
|
|
"ARQ_STATE": str(static.ARQ_STATE),
|
|
"AUDIO_RMS": str(static.AUDIO_RMS),
|
|
"BER": str(static.BER),
|
|
"SNR": str(static.SNR),
|
|
"FREQUENCY" : str(static.HAMLIB_FREQUENCY),
|
|
"MODE" : str(static.HAMLIB_MODE),
|
|
"BANDWITH" : str(static.HAMLIB_BANDWITH),
|
|
"FFT" : str(static.FFT),
|
|
"SCATTER" : static.SCATTER,
|
|
"RX_BUFFER_LENGTH": str(len(static.RX_BUFFER)),
|
|
"TX_N_MAX_RETRIES": str(static.TX_N_MAX_RETRIES),
|
|
"ARQ_TX_N_FRAMES_PER_BURST": str(static.ARQ_TX_N_FRAMES_PER_BURST),
|
|
"ARQ_TX_N_BURSTS": str(static.ARQ_TX_N_BURSTS),
|
|
"ARQ_TX_N_CURRENT_ARQ_FRAME": str(int.from_bytes(bytes(static.ARQ_TX_N_CURRENT_ARQ_FRAME), "big")),
|
|
"ARQ_TX_N_TOTAL_ARQ_FRAMES": str(int.from_bytes(bytes(static.ARQ_TX_N_TOTAL_ARQ_FRAMES), "big")),
|
|
"ARQ_RX_FRAME_N_BURSTS": str(static.ARQ_RX_FRAME_N_BURSTS),
|
|
"ARQ_RX_N_CURRENT_ARQ_FRAME": str(static.ARQ_RX_N_CURRENT_ARQ_FRAME),
|
|
"ARQ_N_ARQ_FRAMES_PER_DATA_FRAME": str(int.from_bytes(bytes(static.ARQ_N_ARQ_FRAMES_PER_DATA_FRAME), "big")),
|
|
"ARQ_BYTES_PER_MINUTE" : str(static.ARQ_BYTES_PER_MINUTE),
|
|
"ARQ_TRANSMISSION_PERCENT" : str(static.ARQ_TRANSMISSION_PERCENT),
|
|
"TOTAL_BYTES" : str(static.TOTAL_BYTES),
|
|
|
|
"STATIONS" : [],
|
|
"EOF" : "EOF",
|
|
}
|
|
|
|
for i in range(0, len(static.HEARD_STATIONS)):
|
|
output["STATIONS"].append({"DXCALLSIGN": str(static.HEARD_STATIONS[i][0], 'utf-8'),"DXGRID": str(static.HEARD_STATIONS[i][1], 'utf-8'), "TIMESTAMP": static.HEARD_STATIONS[i][2], "DATATYPE": static.HEARD_STATIONS[i][3], "SNR": static.HEARD_STATIONS[i][4]})
|
|
|
|
|
|
|
|
try:
|
|
jsondata = json.dumps(output)
|
|
except ValueError as e:
|
|
print(e)
|
|
|
|
try:
|
|
self.request.sendall(bytes(jsondata, encoding))
|
|
except Exception as e:
|
|
print(e)
|
|
|
|
|
|
if received_json["type"] == 'GET' and received_json["command"] == 'RX_BUFFER':
|
|
output = {
|
|
"COMMAND": "RX_BUFFER",
|
|
"DATA-ARRAY" : [],
|
|
"EOF" : "EOF",
|
|
}
|
|
for i in range(0, len(static.RX_BUFFER)):
|
|
|
|
rawdata = json.loads(static.RX_BUFFER[i][3])
|
|
|
|
output["DATA-ARRAY"].append({"DXCALLSIGN": str(static.RX_BUFFER[i][0], 'utf-8'),"DXGRID": str(static.RX_BUFFER[i][1], 'utf-8'), "TIMESTAMP": static.RX_BUFFER[i][2], "RXDATA": [rawdata]})
|
|
|
|
jsondata = json.dumps(output)
|
|
self.request.sendall(bytes(jsondata, encoding))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#data = data.split('GET:RX_BUFFER:')
|
|
#bufferposition = int(data[1]) - 1
|
|
# print("BUFFER-LENGTH:" + str(len(static.RX_BUFFER)))
|
|
# bufferposition = 1
|
|
# if bufferposition == -1:
|
|
# if len(static.RX_BUFFER) > 0:
|
|
# self.request.sendall(static.RX_BUFFER[-1])
|
|
#if bufferposition <= len(static.RX_BUFFER) > 0:
|
|
# print(static.RX_BUFFER[bufferposition])
|
|
# self.request.sendall(bytes(static.RX_BUFFER[bufferposition]))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if received_json["type"] == 'SET' and received_json["command"] == 'DEL_RX_BUFFER':
|
|
static.RX_BUFFER = []
|
|
|
|
#exception, if JSON cant be decoded
|
|
#except Exception as e:
|
|
except ValueError as e:
|
|
print("############ START OF ERROR #####################")
|
|
print("SOCKET COMMAND ERROR: " + data)
|
|
print(e)
|
|
exc_type, exc_obj, exc_tb = sys.exc_info()
|
|
fname = os.path.split(exc_tb.tb_frame.f_code.co_filename)[1]
|
|
print(exc_type, fname, exc_tb.tb_lineno)
|
|
print("############ END OF ERROR #######################")
|
|
print("Client disconnected...")
|
|
|
|
def start_cmd_socket():
|
|
|
|
try:
|
|
logging.info("SRV | STARTING TCP/IP SOCKET FOR CMD ON PORT: " + str(static.PORT))
|
|
socketserver.TCPServer.allow_reuse_address = True # https://stackoverflow.com/a/16641793
|
|
cmdserver = socketserver.TCPServer((static.HOST, static.PORT), CMDTCPRequestHandler)
|
|
cmdserver.serve_forever()
|
|
|
|
finally:
|
|
cmdserver.server_close()
|