clients.py 文件源码

def connect(self, host, port):
        s = socks.socksocket()
        s.setproxy(proxy_type=socks.PROXY_TYPES[self.proxy_type], addr=self.proxy_addr, port=self.proxy_port, rdns=True, username=self.proxy_username, password=self.proxy_password)
        s.settimeout(self.timeout)
        s.connect((host,port))
        if self.nodelay:
            s.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
        if self.keepalive:
            s.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1)
            # Linux specific: after 10 idle minutes, start sending keepalives every 5 minutes.
            # Drop connection after 10 failed keepalives
        if hasattr(socket, "TCP_KEEPIDLE") and hasattr(socket, "TCP_KEEPINTVL") and hasattr(socket, "TCP_KEEPCNT"):
            s.setsockopt(socket.IPPROTO_TCP, socket.TCP_KEEPIDLE, 10 * 60)
            s.setsockopt(socket.IPPROTO_TCP, socket.TCP_KEEPINTVL, 5 * 60)
            s.setsockopt(socket.IPPROTO_TCP, socket.TCP_KEEPCNT, 10)
        self.sock=s
        return s