code: def attach_storage(self, server, storage, storage_type, address):
          
          body = {'storage_device': {}}
          if storage:
              body['storage_device']['storage'] = str(storage)
  
          if storage_type:
              body['storage_device']['type'] = storage_type
  
          if address:
              body['storage_device']['address'] = address
  
          url = '/server/{0}/storage/attach'.format(server)
          res = self.post_request(url, body)
          return Storage._create_storage_objs(res['server']['storage_devices'], cloud_manager=self)
docs: Attach a Storage object to a Server. Return a list of the server's storages.