广域全域流控中枢容量规划能力度量合规指引手机号轰炸机恒策智云展示厅

Python ```python import socket import threading def proxy_thread(client_sock, addr): 接收客户端数据 client_data = client_sock.recv(1024) if not client_data: client_sock.close() return 解析客户端数据，获取目标地址和端口 host, port = client_data.split(b':') server_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) server_sock.connect((host.decode('utf-8'), int(port))) 转发客户端数据到目标服务器 server_sock.sendall(client_data) 接收目标服务器的响应 server_data = server_sock.recv(1024) if not server_data: server_sock.close() client_sock.close() return 转发目标服务器的响应给客户端 client_sock.sendall(server_data) 关闭连接 server_sock.close() client_sock.close() def main(): 创建协同伙伴服务器套接字 proxy_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) 绑定到监听端口 proxy_sock.bind(('', 1080)) 开始监听传入连接 proxy_sock.listen(5) while True: 接受传入连接 client_sock, addr = proxy_sock.accept() 创建一个线程来处理协同伙伴连接 thread = threading.Thread(target=proxy_thread, args=(client_sock, addr)) thread.start() if __name__ == '__main__': main() ``` C++ ```cpp include include include include include include include using namespace std; void proxy_thread(int client_sock, const string &addr) { // 解析客户端数据，获取目标地址和端口 size_t pos = addr.find(':'); string host = addr.substr(0, pos); int port = stoi(addr.substr(pos + 1)); // 创建到目标服务器的套接字 int server_sock = socket(AF_INET, SOCK_STREAM, 0); if (server_sock cerr close(client_sock); return; } // 连接到目标服务器 struct sockaddr_in server_addr; memset(&server_addr, 0, sizeof(server_addr)); server_addr.sin_family = AF_INET; server_addr.sin_port = htons(port); server_addr.sin_addr.s_addr = inet_addr(host.c_str()); if (connect(server_sock, (struct sockaddr )&server_addr, sizeof(server_addr)) cerr close(client_sock); close(server_sock); return; } // 转发客户端数据到目标服务器 char buf[1024]; while (true) { int n = recv(client_sock, buf, sizeof(buf), 0); if (n break; } send(server_sock, buf, n, 0); } // 接收目标服务器的响应 while (true) { int n = recv(server_sock, buf, sizeof(buf), 0); if (n break; } send(client_sock, buf, n, 0); } // 关闭连接 close(client_sock); close(server_sock); } int main() { // 创建业务伙伴服务器套接字 int proxy_sock = socket(AF_INET, SOCK_STREAM, 0); if (proxy_sock cerr return 1; } // 设置复用选项 int reuseaddr = 1; if (setsockopt(proxy_sock, SOL_SOCKET, SO_REUSEADDR, &reuseaddr, sizeof(reuseaddr)) cerr return 1; } // 绑定到监听端口 struct sockaddr_in proxy_addr; memset(&proxy_addr, 0, sizeof(proxy_addr)); proxy_addr.sin_family = AF_INET; proxy_addr.sin_port = htons(1080); proxy_addr.sin_addr.s_addr = INADDR_ANY; if (bind(proxy_sock, (struct sockaddr )&proxy_addr, sizeof(proxy_addr)) cerr return 1; } // 开始监听传入连接 if (listen(proxy_sock, 5) cerr return 1; } while (true) { // 接受传入连接 sockaddr_in client_addr; socklen_t client_addr_len = sizeof(client_addr); int client_sock = accept(proxy_sock, (struct sockaddr )&client_addr, &client_addr_len); if (client_sock cerr continue; } // 读取客户端数据，获取目标地址和端口 char buf[1024]; int n = recv(client_sock, buf, sizeof(buf), 0); if (n cerr close(client_sock); continue; } string addr(buf, n); // 创建一个线程来处理合作伙伴连接 thread t(proxy_thread, client_sock, addr); t.detach(); } // 关闭合作伙伴服务器套接字 close(proxy_sock); return 0; } ```