45 lines
1.1 KiB
Python
Executable File
45 lines
1.1 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import logging
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import socket
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import sys
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument("host", help="The IPv6 address of the host to connect to.")
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parser.add_argument("--port", "-p", default=50007, help="The port to connect to.")
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args = parser.parse_args()
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s = None
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for res in socket.getaddrinfo(args.host, args.port, socket.AF_UNSPEC, socket.SOCK_STREAM):
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af, socktype, proto, canonname, sa = res
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try:
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s = socket.socket(af, socktype, proto)
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except OSError as msg:
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s = None
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continue
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try:
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s.connect(sa)
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except OSError as msg:
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s.close()
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s = None
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continue
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break
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if s is None:
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print('could not open socket')
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sys.exit(1)
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print("Entering back-and-forth. You'll get to enter a new message once a message is received. Send SIGINT (use Control-C) to exit")
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with s:
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s.sendall(b'Hello there')
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try:
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while True:
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data = s.recv(1024)
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print(">: ", repr(data))
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response = input("$: ")
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s.sendall(response.encode("UTF-8"))
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except KeyboardInterrupt:
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print("Exiting.")
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if __name__ == "__main__":
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main()
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