PKG_ARCH=*
This fixes a security vulnerability in rails, permitting the evaluation of Ruby code through a URL. for details, see http://weblog.rubyonrails.org/2006/8/10/rails-1-1-6-backports-and-full-disclosure
Simple support for publishing Web Service APIs for Rails applications. Supports SOAP and XML-RPC, as well as generating WSDL for SOAP bindings. from msf