nginx.conf to run nginx server which proxies to ruby daemon

nginx.conf

worker_processes  1;

events {
    worker_connections  1024;
}

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

    sendfile        on;

    keepalive_timeout  65;

    upstream app {
      server 127.0.0.1:4567;
    }

    server {
        listen       80;
        server_name  87.194.120.155;

        access_log /var/log/nginx_access.log;
        error_log /var/log/nginx_error.log;

        location / {
            root   /home/flynn/projects/reloaded;
            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_redirect off;
            if (-f $request_filename) {
              break;
            }

            if (!-f $request_filename) {
              proxy_pass http://localhost:4567;
              break;
            }
        }

        # static content (images, flash, styles, etc.)
        location ~* ^.+\.(jpg|jpeg|gif|png|ico|css|js|swf)$ {
          root /home/flynn/projects/reloaded/public;
          access_log off;
        }

        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }
}