events {

    worker_connections 1024;

}

stream { #stream模块，就跟http模块一样

        upstream ssh {

                server 127.0.0.1:22;

        }

        server { #里面可以有多个监听服务，配置监听端口和代理的ip和端口就可以进行tcp代理了。

                listen 9922;

                proxy_pass ssh;

                proxy_connect_timeout 1h;

                proxy_timeout 1h;

        }

}

server {

    listen 8844;

    server_name 127.0.0.1;

    location / {

        proxy_read_timeout 1800;

        proxy_next_upstream http_502 http_504 error timeout invalid_header;

        proxy_set_header Host $host;

        proxy_set_header X-Forwarded-For $remote_addr;

        proxy_pass http://192.168.1.253:808;

    }

}