# File lib/fog/aws/requests/compute/modify_volume_attribute.rb, line 35 def modify_volume_attribute(volume_id=nil, auto_enable_io_value=false) response = Excon::Response.new if volume = self.data[:volumes][volume_id] response.status = 200 response.body = { 'requestId' => Fog::AWS::Mock.request_id, 'return' => true } response else raise Fog::Compute::AWS::NotFound.new("The volume '#{volume_id}' does not exist.") end end