notification.rb

 module Notification  
      def self.send_email(msg) 
        Pony.mail({
          :to => Rise::MirrorManager.configuration.admin_email,
          :from => "MirrorManager@#{Socket.gethostname}",
          :via => :smtp,       
          :via_options  =>  {  
            :address    =>  'aspmx.l.google.com',
            :port       =>  25,  
            :domain     =>  Socket.gethostname
          },        
          :subject      => "[#{Socket.gethostname}]MirrorManager Notification @ #{(Time.now).strftime("[%Y-%m-%d]%A, %H:%M")}",
          :body         => msg 
        })
        # notify admin       
      end
    end
    
    at_exit do
      if $ERROR_INFO
        puts 'oh yeah'       
        error = {
          timestamp: Time.now, 
          message: $ERROR_INFO.message, 
          backtrace: $ERROR_INFO.backtrace,
          gems: Gem.loaded_specs.inject({}) do |m, (n, s)|
            m.merge(n => s.version)
          end
        }
        Notification.send_email YAML.dump(error)
      end
    end
end