Ngnix 配置websocket

http {
    # websocket http中配置添加
    map $http_upgrade $connection_upgrade {
            default upgrade;
            '' close;
    }
    server {
        location /server/ {        
            # websocket server 中配置添加
                    proxy_http_version 1.1;
                        proxy_connect_timeout 60s;              
                        proxy_read_timeout 600s;                
                    proxy_send_timeout 12s; 
                    proxy_set_header Upgrade $http_upgrade;
                        proxy_set_header Connection "upgrade";     
             }  
    }
}