gistfile1.rb

module ActiveSupport
  module Cache
    class IronCache < ActiveSupport::Cache::Store
      def escape_key(key)
        ekey = ::Base64.encode64(key).gsub("\n",'').gsub("/",'')

        if ekey.size > 250
          ekey = "#{ekey[0, 213]}:md5:#{Digest::MD5.hexdigest(ekey)}"
        end

        ekey
      end
    end
  end
end