api proxy设置 后端服务器代理

location ^~ /api/{

                ssi on;
                ssi_silent_errors  off;
                proxy_redirect          off;
                proxy_set_header        Host            $host;
                proxy_set_header        X-Real-IP       $remote_addr;
                proxy_set_header        X-Forwarded-For $proxy_add_x_forwarded_for;
                        proxy_connect_timeout   15;
                proxy_send_timeout      15;
                proxy_read_timeout      15;
                proxy_buffers           32 4k;
                proxy_pass   http://aibusiness;
                break;
        }