You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: controller.go
    path of file: ./repos/kubernetes/pkg/controlplane/controller/legacytokentracking
    
    the code of the file until where you have to start completion: /*
Copyright 2022 The Kubernetes Authors.

Licensed under the Apache License, Versio
    
func (c *Controller) Run(stopCh <-chan struct{}) {
	defer utilruntime.HandleCrash()
	defer c.queue.ShutDown()

	klog.Info("Starting legacy_token_tracking_controller")
	defer klog.Infof("Shutting down legacy_token_tracking_controller")

	go c.configMapInformer.Run(stopCh)
	if !cache.WaitForNamedCacheSync("configmaps", stopCh, c.configMapSynced) {
		return
	}

	go wait.Until(c.runWorker, time.Second, stopCh)

	c.queue.Add(queueKey)

	<-stopCh
	klog.Info("Ending legacy_token_tracking_controller")
}