worker_processes  1;

events {
    worker_connections  1024;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    sendfile        off;

    keepalive_timeout  65;

    server {
        listen       80;
        server_name  localhost;

        location / {
            proxy_set_header X-Real-IP  $remote_addr;
			proxy_set_header X-Forwarded-For $remote_addr;
			proxy_set_header Host $host;

			proxy_pass http://localhost:81; 

			proxy_redirect off;

			proxy_http_version 1.1;
			proxy_set_header Upgrade $http_upgrade;
			proxy_set_header Connection "upgrade";
        }
    }
}