nginx配置： upstream app_1 { server 127.0.0.1:3000; keepalive 512; } server { listen 80; server_name www.xxx.com xxx.com; access_log /var/log/nginx/xxx.log; location /{ proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header Host $http_host; proxy_set_header X-NginX-Proxy true; proxy_http_version 1.1;

                    proxy_pass    http://127.0.0.1:3000/;
                    proxy_redirect off;
            }
    }