# File lib/chef/certificate.rb, line 88
      def gen_keypair(common_name=nil, subject_alternative_name = nil)

        Chef::Log.info("Creating new key pair for #{common_name}")

        # generate client keypair
        client_keypair = OpenSSL::PKey::RSA.generate(2048)

        return client_keypair.public_key, client_keypair
      end