# File lib/fog/rackspace/models/block_storage/snapshot.rb, line 27 def save(force = false) requires :volume_id raise IdentifierTaken.new('Resaving may cause a duplicate snapshot to be created') if persisted? data = service.create_snapshot(volume_id, { :display_name => display_name, :display_description => display_description, :force => force }) merge_attributes(data.body['snapshot']) true end