腾讯云服务器tcp搭建

# 使用yum安装Nginx（CentOS/RHEL）
sudo yum install nginx

# 使用apt安装Nginx（Ubuntu/Debian）
sudo apt update
sudo apt install nginx

# 编辑Nginx配置文件
sudo vim /etc/nginx/nginx.conf

# 启动Nginx
sudo systemctl start nginx

# 设置开机自启
sudo systemctl enable nginx

# 开放80端口（HTTP）
sudo firewall-cmd --permanent --add-service=http
sudo firewall-cmd --reload

import socket

def handle_client(client_socket):
    while True:
        data = client_socket.recv(1024)
        if not data:
            break
        client_socket.send(data)  # Echo back the received data
    client_socket.close()

def main():
    server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    server.bind(('0.0.0.0', 12345))
    server.listen(5)
    print("Listening on port 12345...")

    while True:
        client_sock, addr = server.accept()
        print(f"Accepted connection from {addr[0]}:{addr[1]}")
        handle_client(client_sock)

if __name__ == "__main__":
    main()