56 lines
1.2 KiB
Python
56 lines
1.2 KiB
Python
import argparse
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import serial
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import threading
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import time
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import websocket
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def parse_args():
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parser = argparse.ArgumentParser(description="Bridge a serial port to a websocket")
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parser.add_argument("port", help="path to the serial port")
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parser.add_argument("--baudrate", default=115200)
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parser.add_argument("--escape", action='store_true')
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parser.add_argument("ws", help="URL of the websocket")
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return parser.parse_args()
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def device_thread(device, ws):
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while True:
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line = device.readline()
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ws.send(line)
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def slowwrite(device, data):
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for b in data:
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device.write([b])
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time.sleep(0.01)
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def ws_thread(device, ws):
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while True:
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data = ws.recv();
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slowwrite(device, data.replace(b'\n', b'\r\n'))
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def main():
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args = parse_args()
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device = serial.Serial(args.port, baudrate=args.baudrate)
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ws = websocket.create_connection(args.ws)
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wst = threading.Thread(target=ws_thread, args=(device, ws), daemon=True)
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wst.start()
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if args.escape:
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device.write([0x03])
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try:
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device_thread(device, ws)
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except KeyboardInterrupt:
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pass
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finally:
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if args.escape:
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device.write([0x02])
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if __name__ == "__main__":
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main()
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