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92 lines
2.6 KiB
92 lines
2.6 KiB
#! /usr/bin/env python3 |
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import serial, time |
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import subprocess |
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from subprocess import call, Popen |
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from argparse import ArgumentParser |
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import re |
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import sys |
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def do_nsh_cmd(port, baudrate, cmd): |
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databits = serial.EIGHTBITS |
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stopbits = serial.STOPBITS_ONE |
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parity = serial.PARITY_NONE |
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ser = serial.Serial(port, baudrate, databits, parity, stopbits, timeout=0.1) |
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# run command |
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timeout_start = time.time() |
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timeout = 10 # 10 seconds |
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# clear |
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ser.write("\n".encode("ascii")) |
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ser.flush() |
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ser.readline() |
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success_cmd = "cmd succeeded!" |
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serial_cmd = '{0}; echo "{1}"\n'.format(cmd, success_cmd) |
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ser.write(serial_cmd.encode("ascii")) |
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ser.flush() |
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ser.readline() |
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# TODO: require successful command echo |
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# while True: |
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# serial_cmd = '{0}; echo "{1}"\n'.format(cmd, success_cmd) |
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# ser.write(serial_cmd.encode("ascii")) |
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# ser.flush() |
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# serial_line = ser.readline().decode("ascii", errors='ignore') |
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# if cmd in serial_line: |
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# break |
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# else: |
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# print(serial_line, end='') |
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# if time.time() > timeout_start + timeout: |
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# print("Error, timeout") |
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# sys.exit(-1) |
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# break |
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# time.sleep(1) |
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timeout_start = time.time() |
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timeout = 30 # 30 seconds |
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while True: |
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serial_line = ser.readline().decode("ascii", errors='ignore') |
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if success_cmd in serial_line: |
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break |
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else: |
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if len(serial_line) > 0: |
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print(serial_line, end='') |
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if "nsh>" in serial_line: |
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#sys.exit(-1) # error, command didn't complete successfully |
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break # TODO: return error on failure |
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elif "NuttShell (NSH)" in serial_line: |
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#sys.exit(-1) # error, command didn't complete successfully |
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break # TODO: return error on failure |
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if len(serial_line) <= 0: |
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ser.write("\n".encode("ascii")) |
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ser.flush() |
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if time.time() > timeout_start + timeout: |
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print("Error, timeout") |
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sys.exit(-1) |
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ser.close() |
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def main(): |
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parser = ArgumentParser(description=__doc__) |
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parser.add_argument('--device', "-d", nargs='?', default=None, help='', required=True) |
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parser.add_argument("--baudrate", "-b", dest="baudrate", type=int, help="Mavlink port baud rate (default=57600)", default=57600) |
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parser.add_argument("--cmd", "-c", dest="cmd", help="Command to run") |
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args = parser.parse_args() |
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do_nsh_cmd(args.device, args.baudrate, args.cmd) |
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if __name__ == "__main__": |
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main()
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