65 lines
1.4 KiB
Python
65 lines
1.4 KiB
Python
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#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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# file: client-clear.py
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# date: 26.07.2019
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# email: berhsi@web.de
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# client, who connects to localhost port 64000. If no status is given, he
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# reads from commandline until input is 0 or 1.
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import socket
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from sys import exit, argv
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from kodierung import string2bytes
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def check_arguments(argv):
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if len(argv) == 1:
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value = None
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else:
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if argv[1].strip() == '0' or argv[1].strip() == '1':
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value = argv[1].strip()
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print('Set value to {}'.format(value))
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else:
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value = None
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return value
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def read_argument():
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status = None
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while status == None:
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buf = input('Enter new status (0/1): ')
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if buf == '0' or buf == '1':
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status = buf
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return buf
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def main():
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HOST = '127.0.0.1'
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PORT = 64000
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STATUS = None
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if check_arguments(argv) == None:
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STATUS = read_argument()
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else:
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STATUS = check_arguments(argv)
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with socket.socket(socket.AF_INET, socket.SOCK_STREAM, 0) as mySocket:
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print('Socket created')
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mySocket.connect((HOST, PORT))
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try:
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print('Send new status: {}'.format(STATUS))
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bytestream = string2bytes(STATUS)
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mySocket.send(bytestream)
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except Exception as e:
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print('Error: {}'.format(e))
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exit()
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if __name__ == '__main__':
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main()
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