# File lib/fog/rackspace/identity.rb, line 45
        def apply_options(options)
          @rackspace_username = options[:rackspace_username]
          @rackspace_api_key = options[:rackspace_api_key]
          @rackspace_region = options[:rackspace_region]
          @rackspace_auth_url = options[:rackspace_auth_url] || US_ENDPOINT

          @uri = URI.parse(@rackspace_auth_url)
          @host = @uri.host
          @path = @uri.path
          @port = @uri.port
          @scheme = @uri.scheme
          @persistent = options[:persistent] || false
          @connection_options = options[:connection_options] || {}
        end