func NewSyncController(cs model.ConfigStore) *Controller {
	out := &Controller{
		configStore: cs,
		monitor:     NewSyncMonitor(cs),
	}

	return out
}

func (c *Controller) RegisterHasSyncedHandler(cb func() bool) {
	c.hasSynced = cb
}

func (c *Controller) RegisterEventHandler(kind config.GroupVersionKind, f model.EventHandler) {
	c.monitor.AppendEventHandler(kind, f)
}

			}
			store := memory.Make(collections.Pilot)
			// TODO: enable namespace filter for memory controller
			configController := memory.NewController(store)
			configController.RegisterHasSyncedHandler(xdsMCP.HasSynced)
			xdsMCP.Store = configController
			err = xdsMCP.Run()
			if err != nil {
				return fmt.Errorf("MCP: failed running %v", err)
			}