sample nginx config for rails with Thin app server

nginx.conf

user  nobody;
worker_processes  1;
error_log   /usr/local/nginx/logs/error.log warn;

events {
  worker_connections  1024;
}

http {
  include        /usr/local/nginx/conf/mime.types;
  default_type   application/octet-stream;
  sendfile        on;
  #tcp_nopush     on;
  keepalive_timeout  65;
  tcp_nodelay        on;
  gzip  on;
  gzip_min_length  1100;
  gzip_buffers     4 8k;
  gzip_comp_level 2;
  gzip_types      text/plain text/html text/css application/x-javascript text/xml application/xml application/xml+rss text/javascript;

  #You point to thin instances and ports they are running on here
  upstream thin {
    server 127.0.0.1:8200;
    server 127.0.0.1:8201;
    server 127.0.0.1:8202;
  }

  server {
    client_max_body_size 2M;
    listen       80;
    server_name  yourdomain.com;
    #server_name  localhost;
    root /rails_apps/my_rails_app/current/public;
    index  index.html index.htm;
    
    location / {
      proxy_buffer_size 4k;
      proxy_buffers     8 32k;
      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;
      proxy_read_timeout 240;
      if (-f $request_filename) {
        break;
      }
      if (-f $request_filename/index.html) {
        rewrite (.*) $1/index.html break;
      }
      if (-f $request_filename.html) {
        rewrite (.*) $1.html break;
      }
      # any request not in the above 3 conditions is forwarded to Thins
      if (!-f $request_filename) {
        proxy_pass http://thin;
        break;
      }
    }

    error_page   500 502 503 504  /50x.html;

    location = /50x.html {
        root   html;
    }
  }
}