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cloverstd/check.py

Last active September 6, 2019 03:18
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a cheap tcp check
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check.py
import socket
import struct
import time
# https://github.com/tevino/tcp-shaker
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.setsockopt(socket.SOL_TCP, socket.TCP_QUICKACK, 0) # disable TCP_QUICKACK
s.setsockopt(socket.SOL_SOCKET, socket.SO_LINGER, struct.pack('ii', 1, 0)) # diable liner, send RST to close
s.connect(('127.0.0.1', 9999))
s.close()
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