43 lines
941 B
Python
43 lines
941 B
Python
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"""
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This Python script creates a named pipe server that does nothing but send its input
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back to the client that connects to it. Only one argument must be given, the path
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of a named pipe to bind to.
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"""
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import os
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import socket
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import sys
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def main():
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if len(sys.argv) < 2:
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sys.exit('You must specify a filepath')
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sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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if os.path.exists(sys.argv[1]):
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os.remove(sys.argv[1])
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sock.bind(sys.argv[1])
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sock.listen(0)
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pid = os.fork()
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if pid:
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print(pid)
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sys.exit()
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while True:
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connection = sock.accept()[0]
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connection.settimeout(5)
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while True:
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try:
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connection.send(connection.recv(1024))
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except socket.timeout:
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break
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connection.close()
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if __name__ == "__main__":
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main()
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