gistfile1.txt

# service nginx configtest
Testing nginx configuration: nginx: [emerg] unknown directive " " in /etc/nginx/sites-enabled/paagrank:5
nginx: configuration file /etc/nginx/nginx.conf test failed

nginx.conf

upstream unicorn {
  server unix:/var/www/paagrank/shared/sockets/nginx fail_timeout=0;                                      
}                                                                   

server {
  listen         80 default deferred;
  server_name    paagrank.springest.biz;
  root           /var/www/paagrank/current/public;

  try_files $uri/index.html $uri @app;            

error_page 500 502 503 504 /500.html;
  location @app{                       
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;                 
    proxy_set_header Host $http_host;                           
    proxy_redirect off;                        
    proxy_pass http://unicorn;       
  }                           
}