示例，这里我们使用nginx来做代理。

nginx的主配置文件有“ include /opt/nginx/vhost/*.conf;”在另外一个虚拟主机配置代理项目加上如下两个参数：

proxy_set_header Upgrade $http_upgrade;             proxy_set_header Connection "upgrade";

支持WebSocket

vi /opt/nginx/vhost/test8182.conf#临时开放8182端口    server {        listen       8182;        server_name  localhost;        large_client_header_buffers 4 128k;        client_max_body_size 300m;        client_body_buffer_size 128k;        proxy_connect_timeout 600;        proxy_read_timeout 600;        proxy_send_timeout 600;        proxy_buffer_size 64k;        proxy_buffers   4 32k;        proxy_busy_buffers_size 64k;        proxy_temp_file_write_size 64k;#测试环境        location /ws  {           index  index.html index.htm index.jsp;           proxy_pass  http://192.168.1.18:8082/ws;           proxy_set_header X-Real-IP $remote_addr;           proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;           proxy_set_header Host $host:$server_port;           proxy_set_header Upgrade $http_upgrade;           proxy_set_header Connection "upgrade";        }    }