mirror of
https://github.com/DJ2LS/FreeDATA
synced 2024-05-14 08:04:33 +00:00
first attempt with ASYNCIO instead of THREADING
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DJ2LS
GitHub
parent
9a263757b1
commit
37af525cc5
4 changed files with 103 additions and 62 deletions
116
data_handler.py
116
data_handler.py
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@ -23,7 +23,7 @@ import asyncio
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# ARQ DATA HANDLER
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#############################################################################################################
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def data_received(data_in):
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def arq_data_received(data_in):
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static.TNC_STATE = 'BUSY'
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@ -206,7 +206,7 @@ def data_received(data_in):
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def transmit(data_out):
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async def arq_transmit(data_out):
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if static.ARQ_DATA_CHANNEL_MODE == 10:
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payload_per_frame = 512-2
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@ -221,12 +221,8 @@ def transmit(data_out):
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static.ARQ_PAYLOAD_PER_FRAME = payload_per_frame - 8
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print("static.ARQ_DATA_PAYLOAD_PER_FRAME " + str(static.FREEDV_DATA_PAYLOAD_PER_FRAME))
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print("static.ARQ_PAYLOAD_PER_FRAME " + str(static.ARQ_PAYLOAD_PER_FRAME))
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#print("static.ARQ_DATA_PAYLOAD_PER_FRAME " + str(static.FREEDV_DATA_PAYLOAD_PER_FRAME))
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#print("static.ARQ_PAYLOAD_PER_FRAME " + str(static.ARQ_PAYLOAD_PER_FRAME))
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frame_header_length = 6 #4
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@ -242,7 +238,7 @@ def transmit(data_out):
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static.TX_BUFFER = [data_out[i:i+static.ARQ_PAYLOAD_PER_FRAME] for i in range(0, len(data_out), static.ARQ_PAYLOAD_PER_FRAME)]
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static.TX_BUFFER_SIZE = len(static.TX_BUFFER)
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logging.info("ARQ | TX | DATA FRAME --- BYTES: " + str(len(data_out)) + " ARQ FRAMES: " + str(static.TX_BUFFER_SIZE))
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logging.info("ARQ | TX | M:" + str(static.ARQ_DATA_CHANNEL_MODE) + " | DATA FRAME --- BYTES: " + str(len(data_out)) + " ARQ FRAMES: " + str(static.TX_BUFFER_SIZE))
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# --------------------------------------------- THIS IS THE MAIN LOOP-----------------------------------------------------------------
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@ -272,13 +268,14 @@ def transmit(data_out):
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for static.TX_N_RETRIES in range(static.TX_N_MAX_RETRIES):
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if static.ARQ_N_SENT_FRAMES + 1 <= static.TX_BUFFER_SIZE:
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logging.log(24, "ARQ | TX | " + str(static.ARQ_DATA_CHANNEL_MODE) + " | F:[" + str(static.ARQ_N_SENT_FRAMES+1) + "-" + str(static.ARQ_N_SENT_FRAMES + static.ARQ_TX_N_FRAMES_PER_BURST) + "] | T:[" + str(static.ARQ_N_SENT_FRAMES) + "/" + str(static.TX_BUFFER_SIZE) + "] [" + str(int(static.ARQ_N_SENT_FRAMES/(static.TX_BUFFER_SIZE)*100)).zfill(3) + "%] | A:[" + str(static.TX_N_RETRIES+1) + "/" + str(static.TX_N_MAX_RETRIES) + "]")
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logging.log(24, "ARQ | TX | M:" + str(static.ARQ_DATA_CHANNEL_MODE) + " | F:[" + str(static.ARQ_N_SENT_FRAMES+1) + "-" + str(static.ARQ_N_SENT_FRAMES + static.ARQ_TX_N_FRAMES_PER_BURST) + "] | T:[" + str(static.ARQ_N_SENT_FRAMES) + "/" + str(static.TX_BUFFER_SIZE) + "] [" + str(int(static.ARQ_N_SENT_FRAMES/(static.TX_BUFFER_SIZE)*100)).zfill(3) + "%] | A:[" + str(static.TX_N_RETRIES+1) + "/" + str(static.TX_N_MAX_RETRIES) + "]")
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# lets start a thread to transmit nonblocking
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TRANSMIT_ARQ_BURST_THREAD = threading.Thread(target=modem.transmit_arq_burst, name="TRANSMIT_ARQ_BURST")
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TRANSMIT_ARQ_BURST_THREAD.start()
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#TRANSMIT_ARQ_BURST_THREAD = threading.Thread(target=modem.transmit_arq_burst, name="TRANSMIT_ARQ_BURST")
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#TRANSMIT_ARQ_BURST_THREAD.start()
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#asyncio.run(modem.transmit_arq_burst())
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modem.transmit_arq_burst()
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# lets wait during sending. After sending is finished we will continue
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while static.CHANNEL_STATE == 'SENDING_DATA':
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time.sleep(0.01)
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@ -312,9 +309,10 @@ def transmit(data_out):
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logging.warning("ARQ | RX | REQUEST FOR REPEATING FRAMES: " + str(static.ARQ_RPT_FRAMES))
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logging.warning("ARQ | TX | SENDING REQUESTED FRAMES: " + str(static.ARQ_RPT_FRAMES))
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TRANSMIT_ARQ_BURST_THREAD = threading.Thread(target=modem.transmit_arq_burst, name="TRANSMIT_ARQ_BURST")
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TRANSMIT_ARQ_BURST_THREAD.start()
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#TRANSMIT_ARQ_BURST_THREAD = threading.Thread(target=modem.transmit_arq_burst, name="TRANSMIT_ARQ_BURST")
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#TRANSMIT_ARQ_BURST_THREAD.start()
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#asyncio.run(modem.transmit_arq_burst())
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modem.transmit_arq_burst()
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# lets wait during sending. After sending is finished we will continue
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while static.ARQ_STATE == 'SENDING_DATA':
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time.sleep(0.01)
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@ -408,7 +406,6 @@ def transmit(data_out):
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#-------------------------BREAK TX BUFFER LOOP IF ALL PACKETS HAVE BEEN SENT AND WE GOT A FRAME ACK
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elif static.ARQ_N_SENT_FRAMES == static.TX_BUFFER_SIZE and static.ARQ_FRAME_ACK_RECEIVED == True:
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logging.log(25,"ARQ | RX | FRAME ACK RECEIVED - DATA TRANSMITTED! :-)")
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logging.log(25,"------------------------------------------------------")
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break
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elif static.ARQ_FRAME_ACK_RECEIVED == False and static.ARQ_RX_FRAME_TIMEOUT == True:
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@ -433,6 +430,8 @@ def transmit(data_out):
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logging.info("ARQ | TX | BUFFER EMPTY")
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helpers.arq_reset_frame_machine()
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await asyncio.sleep(2)
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arq_transmit_keep_alive()
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@ -469,7 +468,7 @@ def burst_rpt_received(data_in):
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# ARQ CONNECT HANDLER
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#############################################################################################################
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def arq_connect():
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async def arq_connect():
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static.ARQ_STATE = 'CONNECTING'
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logging.info("CONN ["+ str(static.MYCALLSIGN, 'utf-8') + "]-> <-["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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frame_type = bytes([220])
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@ -483,10 +482,11 @@ def arq_connect():
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#connection_frame[13:14] = bytes([static.ARQ_READY_FOR_DATA])
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#print(connection_frame)
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TRANSMIT_CONNECT_THREAD = threading.Thread(target=modem.transmit_signalling, args=[connection_frame], name="TRANSMIT_ARQ")
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TRANSMIT_CONNECT_THREAD.start()
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#TRANSMIT_CONNECT_THREAD = threading.Thread(target=modem.transmit_signalling, args=[connection_frame], name="TRANSMIT_ARQ")
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#TRANSMIT_CONNECT_THREAD.start()
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#asyncio.run(modem.transmit_signalling(connection_frame))
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modem.transmit_signalling(connection_frame)
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def arq_received_connect(data_in):
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static.ARQ_STATE = 'CONNECTING'
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@ -504,11 +504,19 @@ def arq_received_connect(data_in):
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#connection_frame[12:13] = bytes([static.FREEDV_DATA_MODE])
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#send ACK for connect
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TRANSMIT_CONNECT_THREAD = threading.Thread(target=modem.transmit_signalling, args=[connection_frame], name="TRANSMIT_ARQ")
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TRANSMIT_CONNECT_THREAD.start()
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#TRANSMIT_CONNECT_THREAD = threading.Thread(target=modem.transmit_signalling, args=[connection_frame], name="TRANSMIT_ARQ")
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#TRANSMIT_CONNECT_THREAD.start()
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#asyncio.run(modem.transmit_signalling(connection_frame))
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modem.transmit_signalling(connection_frame)
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def arq_transmit_keep_alive():
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frame_type = bytes([221])
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connection_frame = bytearray(14)
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connection_frame[:1] = frame_type
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connection_frame[1:2] = static.DXCALLSIGN_CRC8
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connection_frame[2:3] = static.MYCALLSIGN_CRC8
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modem.transmit_signalling(connection_frame)
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def arq_received_connect_keep_alive(data_in):
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if static.ARQ_SEND_KEEP_ALIVE == True and (static.ARQ_STATE == 'CONNECTING' or static.ARQ_STATE == 'CONNECTED'):
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@ -527,7 +535,8 @@ def arq_received_connect_keep_alive(data_in):
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acktimer = threading.Timer(1.0, modem.transmit_signalling, args=[connection_frame])
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acktimer.start()
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else:
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print("keep alive = False")
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pass
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#print("keep alive = False")
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#############################################################################################################
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# ARQ DATA CHANNEL HANDLER
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#############################################################################################################
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@ -536,14 +545,14 @@ def arq_received_connect_keep_alive(data_in):
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async def arq_open_data_channel():
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# we need to wait until the last keep alive has been sent.
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logging.info("OPEN DATA CHANNEL ["+ str(static.MYCALLSIGN, 'utf-8') + "] >> << ["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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logging.info("OPENING DATA CHANNEL ["+ str(static.MYCALLSIGN, 'utf-8') + "] >> << ["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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static.ARQ_SEND_KEEP_ALIVE = False
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static.ARQ_DATA_CHANNEL_MODE = 12
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while static.CHANNEL_STATE == 'SENDING_SIGNALLING':
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time.sleep(0.01)
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print("wir warten 10 sekunden...")
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await asyncio.sleep(10)
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print("wir warten 2 sekunden...")
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await asyncio.sleep(2)
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connection_frame = bytearray(14)
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@ -553,16 +562,17 @@ async def arq_open_data_channel():
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connection_frame[12:13] = bytes([static.ARQ_DATA_CHANNEL_MODE])
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connection_frame[13:14] = bytes([225])
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TRANSMIT_CONNECT_THREAD = threading.Thread(target=modem.transmit_signalling, args=[connection_frame], name="TRANSMIT_ARQ")
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TRANSMIT_CONNECT_THREAD.start()
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#TRANSMIT_CONNECT_THREAD = threading.Thread(target=modem.transmit_signalling, args=[connection_frame], name="TRANSMIT_ARQ")
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#TRANSMIT_CONNECT_THREAD.start()
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#asyncio.run(modem.transmit_signalling(connection_frame))
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while static.CHANNEL_STATE == 'SENDING_SIGNALLING':
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time.sleep(0.01)
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modem.transmit_signalling(connection_frame)
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def arq_received_data_channel_opener(data_in):
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logging.info("OPEN DATA CHANNEL ["+ str(static.MYCALLSIGN, 'utf-8') + "] >> << ["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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logging.info("OPENING DATA CHANNEL ["+ str(static.MYCALLSIGN, 'utf-8') + "] >> << ["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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static.ARQ_SEND_KEEP_ALIVE = False
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static.ARQ_DATA_CHANNEL_MODE = int.from_bytes(bytes(data_in[12:13]), "big")
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#static.ARQ_READY_FOR_DATA = int.from_bytes(bytes(data_in[13:14]), "big")
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@ -574,10 +584,12 @@ def arq_received_data_channel_opener(data_in):
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connection_frame[12:13] = bytes([static.ARQ_DATA_CHANNEL_MODE])
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connection_frame[13:14] = bytes([226])
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TRANSMIT_CONNECT_THREAD = threading.Thread(target=modem.transmit_signalling, args=[connection_frame], name="TRANSMIT_ARQ")
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TRANSMIT_CONNECT_THREAD.start()
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#TRANSMIT_CONNECT_THREAD = threading.Thread(target=modem.transmit_signalling, args=[connection_frame], name="TRANSMIT_ARQ")
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#TRANSMIT_CONNECT_THREAD.start()
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#asyncio.run(modem.transmit_signalling(connection_frame))
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while static.CHANNEL_STATE == 'SENDING_SIGNALLING':
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time.sleep(0.01)
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modem.transmit_signalling(connection_frame)
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print("waiting for data....")
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static.CHANNEL_STATE = 'RECEIVING_DATA'
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# einen timeout benötigen wir auch noch....
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@ -587,7 +599,7 @@ def arq_received_channel_is_open(data_in):
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static.ARQ_SEND_KEEP_ALIVE == False
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if static.ARQ_DATA_CHANNEL_MODE == int.from_bytes(bytes(data_in[12:13]), "big"):
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logging.info("OPEN DATA CHANNEL ["+ str(static.MYCALLSIGN, 'utf-8') + "] >>|<< ["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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logging.info("OPENING DATA CHANNEL ["+ str(static.MYCALLSIGN, 'utf-8') + "] >>|<< ["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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time.sleep(1)
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static.ARQ_READY_FOR_DATA = True
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#static.CHANNEL_STATE = 'RECEIVING_DATA':
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@ -598,23 +610,27 @@ def arq_received_channel_is_open(data_in):
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def arq_disconnect():
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async def arq_disconnect():
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# we need to create a "force ignore all" so we don't receive frames any more... Then we don't need a timer
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static.ARQ_STATE = 'DISCONNECTING'
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logging.info("DISC ["+ str(static.MYCALLSIGN, 'utf-8') + "] <--> ["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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logging.info("DISC ["+ str(static.MYCALLSIGN, 'utf-8') + "] <-> ["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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frame_type = bytes([222])
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disconnection_frame = frame_type + static.MYCALLSIGN
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disconnect_timer = threading.Timer(5.0, helpers.arq_disconnect_timeout)
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disconnect_timer.start()
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TRANSMIT_DISCONNECT_THREAD = threading.Thread(target=modem.transmit_signalling, args=[disconnection_frame], name="TRANSMIT_ARQ")
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TRANSMIT_DISCONNECT_THREAD.start()
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#TRANSMIT_DISCONNECT_THREAD = threading.Thread(target=modem.transmit_signalling, args=[disconnection_frame], name="TRANSMIT_ARQ")
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#TRANSMIT_DISCONNECT_THREAD.start()
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#asyncio.run(modem.transmit_signalling(disconnection_frame))
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#print("senden...")
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#modem.transmit_signalling(disconnection_frame)
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#print("könnte das auch ein await regeln?!")
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while static.CHANNEL_STATE == 'SENDING_SIGNALLING' or static.ARQ_WAIT_FOR_DISCONNECT == False:
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time.sleep(0.01)
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modem.transmit_signalling(disconnection_frame)
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logging.info("DISC ["+ str(static.MYCALLSIGN, 'utf-8') + "]< X >["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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static.ARQ_STATE = 'IDLE'
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@ -623,7 +639,7 @@ def arq_disconnect():
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def arq_disconnect_received(data_in):
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static.ARQ_STATE = 'DISCONNECTED'
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logging.info("DISC ["+ str(static.MYCALLSIGN, 'utf-8') + "] < > ["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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logging.info("DISC ["+ str(static.MYCALLSIGN, 'utf-8') + "]< X >["+ str(static.DXCALLSIGN, 'utf-8') + "]")
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static.ARQ_STATE = 'DISCONNECTED'
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static.TNC_STATE = 'IDLE'
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static.DXCALLSIGN = b''
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@ -642,11 +658,13 @@ def transmit_ping(callsign):
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ping_payload = b'PING'
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ping_frame = frame_type + ping_payload
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TRANSMIT_PING_THREAD = threading.Thread(target=modem.transmit_signalling, args=[ping_frame], name="TRANSMIT_ARQ")
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TRANSMIT_PING_THREAD.start()
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#TRANSMIT_PING_THREAD = threading.Thread(target=modem.transmit_signalling, args=[ping_frame], name="TRANSMIT_ARQ")
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#TRANSMIT_PING_THREAD.start()
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#asyncio.run(modem.transmit_signalling(ping_frame))
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# wait while sending....
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while static.CHANNEL_STATE == 'SENDING_SIGNALLING':
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time.sleep(0.01)
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modem.transmit_signalling(ping_frame)
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def received_ping(data_in):
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@ -655,11 +673,13 @@ def received_ping(data_in):
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ping_payload = b'PING_ACK'
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ping_frame = frame_type + static.MYCALLSIGN + ping_payload
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TRANSMIT_PING_THREAD = threading.Thread(target=modem.transmit_signalling, args=[ping_frame], name="TRANSMIT_ARQ")
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TRANSMIT_PING_THREAD.start()
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#TRANSMIT_PING_THREAD = threading.Thread(target=modem.transmit_signalling, args=[ping_frame], name="TRANSMIT_ARQ")
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#TRANSMIT_PING_THREAD.start()
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#asyncio.run(modem.transmit_signalling(ping_frame))
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# wait while sending....
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while static.CHANNEL_STATE == 'SENDING_SIGNALLING':
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time.sleep(0.01)
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modem.transmit_signalling(ping_frame)
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def received_ping_ack(data_in):
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17
helpers.py
17
helpers.py
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@ -12,6 +12,8 @@ import logging
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import crcengine
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import pyaudio
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import data_handler
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import static
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@ -29,6 +31,12 @@ def get_crc_16(data):
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crc_data = crc_algorithm(data)
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crc_data = crc_data.to_bytes(2, byteorder='big')
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return crc_data
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def arq_disconnect_timeout():
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static.ARQ_WAIT_FOR_DISCONNECT = True
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logging.debug("ARQ_WAIT_FOR_DISCONNECT")
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def arq_ack_timeout():
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if static.ARQ_STATE == 'RECEIVING_SIGNALLING':
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@ -61,9 +69,14 @@ def arq_reset_frame_machine():
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static.TX_N_RETRIES = 0
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static.ARQ_N_SENT_FRAMES = 0
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static.ARQ_TX_N_FRAMES_PER_BURST = 0
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static.TNC_STATE = b'IDLE'
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static.TNC_STATE = b'IDLE'
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static.ARQ_SEND_KEEP_ALIVE = True
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#start sending keep alive after some seconds
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#acktimer = threading.Timer(3.0, data_handler.arq_connect)
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#acktimer.start()
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#await asyncio.sleep(2)
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#modem.transmit_arq_connect()
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def setup_logging():
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logging.basicConfig(format='%(asctime)s.%(msecs)03d %(levelname)s:\t%(message)s', datefmt='%H:%M:%S', level=logging.INFO)
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5
modem.py
5
modem.py
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@ -11,6 +11,7 @@ from ctypes import *
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import pathlib
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import pyaudio
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import audioop
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import asyncio
|
||||
#import sys
|
||||
import logging
|
||||
import time
|
||||
|
|
@ -329,7 +330,7 @@ class RF():
|
|||
static.UNCODED_BER = Terrs/Tbits
|
||||
|
||||
|
||||
if nbytes == bytes_per_frame:###################################################################################################FREEDV_DATA_BYTES_PER_FRAME
|
||||
if nbytes == bytes_per_frame:##########################################################FREEDV_DATA_BYTES_PER_FRAME
|
||||
|
||||
|
||||
|
||||
|
|
@ -351,7 +352,7 @@ class RF():
|
|||
if 50 >= frametype >= 10:
|
||||
if frame != 3 or force == True:
|
||||
|
||||
data_handler.data_received(bytes(bytes_out[:-2])) #send payload data to arq checker without CRC16
|
||||
data_handler.arq_data_received(bytes(bytes_out[:-2])) #send payload data to arq checker without CRC16
|
||||
|
||||
#print("static.ARQ_RX_BURST_BUFFER.count(None) " + str(static.ARQ_RX_BURST_BUFFER.count(None)))
|
||||
if static.ARQ_RX_BURST_BUFFER.count(None) <= 1:
|
||||
|
|
|
|||
27
sock.py
27
sock.py
|
|
@ -44,6 +44,7 @@ class CMDTCPRequestHandler(socketserver.BaseRequestHandler):
|
|||
if data == 'CQCQCQ':
|
||||
for i in range(0,3):
|
||||
data_handler.transmit_cq()
|
||||
self.request.sendall(bytes("CALLING CQ"))
|
||||
while static.ARQ_STATE == 'SENDING_SIGNALLING':
|
||||
time.sleep(0.1)
|
||||
pass
|
||||
|
|
@ -71,25 +72,29 @@ class CMDTCPRequestHandler(socketserver.BaseRequestHandler):
|
|||
if static.TNC_STATE == 'IDLE':
|
||||
# here we send an "CONNECT FRAME
|
||||
|
||||
ARQ_CONNECT_THREAD = threading.Thread(target=data_handler.arq_connect, name="ARQ_CONNECT")
|
||||
ARQ_CONNECT_THREAD.start()
|
||||
|
||||
#ARQ_CONNECT_THREAD = threading.Thread(target=data_handler.arq_connect, name="ARQ_CONNECT")
|
||||
#ARQ_CONNECT_THREAD.start()
|
||||
asyncio.run(data_handler.arq_connect())
|
||||
self.request.sendall(bytes("CONNECTING", encoding))
|
||||
#data_handler.arq_connect()
|
||||
# ARQ DISCONNECT FROM CALLSIGN ----------------------------------------
|
||||
if data == 'ARQ:DISCONNECT':
|
||||
|
||||
ARQ_DISCONNECT_THREAD = threading.Thread(target=data_handler.arq_disconnect, name="ARQ_DISCONNECT")
|
||||
ARQ_DISCONNECT_THREAD.start()
|
||||
|
||||
|
||||
#ARQ_DISCONNECT_THREAD = threading.Thread(target=data_handler.arq_disconnect, name="ARQ_DISCONNECT")
|
||||
#ARQ_DISCONNECT_THREAD.start()
|
||||
asyncio.run(data_handler.arq_disconnect())
|
||||
self.request.sendall(bytes("DISCONNECTING", encoding))
|
||||
#data_handler.arq_disconnect()
|
||||
|
||||
|
||||
# TRANSMIT ARQ MESSAGE ------------------------------------------
|
||||
# wen need to change the TNC_STATE to "CONNECTE" and need to make sure we have a valid callsign and callsign crc8 of the DX station
|
||||
print(static.ARQ_STATE)
|
||||
#print(static.ARQ_STATE)
|
||||
if data.startswith('ARQ:DATA') and static.ARQ_STATE == 'CONNECTED':
|
||||
static.ARQ_READY_FOR_DATA = False
|
||||
logging.info("CMD | NEW ARQ DATA")
|
||||
asyncio.run(data_handler.arq_open_data_channel())
|
||||
#data_handler.arq_open_data_channel()
|
||||
|
||||
#wait until we set the data mode
|
||||
# here we need a timeout as well!!!
|
||||
|
|
@ -102,8 +107,10 @@ class CMDTCPRequestHandler(socketserver.BaseRequestHandler):
|
|||
arqdata = data.split('ARQ:')
|
||||
data_out = bytes(arqdata[1], 'utf-8')
|
||||
|
||||
TRANSMIT_ARQ = threading.Thread(target=data_handler.transmit, args=[data_out], name="TRANSMIT_ARQ")
|
||||
TRANSMIT_ARQ.start()
|
||||
asyncio.run(data_handler.arq_transmit(data_out))
|
||||
#data_handler.arq_transmit(data_out)
|
||||
#TRANSMIT_ARQ = threading.Thread(target=data_handler.transmit, args=[data_out], name="TRANSMIT_ARQ")
|
||||
#TRANSMIT_ARQ.start()
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue