gistfile1.txt

upstream upstream_name {
    server localhost:8022;
}


server {
            listen   80;
            server_name payments.myhost;

            access_log /var/log/nginx/www.host.access.log;
            error_log  /var/log/nginx/www.host.error.log;

            root   /home/sites/path/current/public/;
            index  index.html;

  	    set $upstr upstream_name;

            # Feeds
            if ($request_filename ~ ^.*/feed/.*$) {
		    rewrite ^(.*)$ http://feeds.myhost$1 break;
            }

            if ($args ~ ^(.*)widget_store(.*)$) {
                          set $args $1product_store$2;
                          rewrite ^ http://myhost/$uri permanent;
            }

	        location ~ /blog {
	  	      rewrite ^ http://blog.myhost permanent;
            }

            location  ~ /images/(banners|bassets)/(fullsize|thumb)/.+(\.gif|\.jpg|\.png|\.swf) {
			  break;
            }

            location  ~ /system/paperclip/.+ {
                          break;
            }

            location ~ /ad_groups/embed {
              if ($args ~ ^aff_code=(.*)&unique=(.*)$) {
                          set $affcode $1;
                          set $unique $2;
                          set $args '';
                          rewrite ^/ad_groups/embed http://my_host/ad_group/${unique}_${affcode}.js permanent;
              }
            }


            location = /robots.txt  {
                        if ($host ~* ^(img|api|event)\..*) {
                                rewrite ^.*$ /robots_deny_all.txt;
                        }
            }

		 location ~ ^/ipn/payu  {

                	  auth_basic off;
	                satisfy  any;
        	        allow 91.0.0.0; 
                	deny   all;
                }

            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_redirect off;
			              proxy_buffering off;
			              proxy_read_timeout 3600s;
                          proxy_next_upstream     error timeout invalid_header http_500;
                          proxy_connect_timeout   2;
			 
                        
			  if (-f $request_filename/index.html) {
                                           rewrite (.*) $1/index.html break;
                          }

                          if (-f $request_filename.html) {
                                           rewrite (.*) $1.html break;
                          }

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

}