func CreateHealthCheck(c storagebackend.Config, stopCh <-chan struct{}) (func() error, error) {
	switch c.Type {
	case storagebackend.StorageTypeETCD2:
		return nil, fmt.Errorf("%s is no longer a supported storage backend", c.Type)
	case storagebackend.StorageTypeUnset, storagebackend.StorageTypeETCD3:
		return newETCD3HealthCheck(c, stopCh)
	default:
		return nil, fmt.Errorf("unknown storage type: %s", c.Type)
	}

func (s *shutdown) Check(req *http.Request) error {
	select {
	case <-s.stopCh:
		return fmt.Errorf("process is shutting down")
	default:
	}
	return nil
}

func (i *informerSync) Check(_ *http.Request) error {
	stopCh := make(chan struct{})
	// Close stopCh to force checking if informers are synced now.
	close(stopCh)

	informersByStarted := make(map[bool][]string)

	_, ctx := ktesting.NewTestContext(t)
	logger := klog.FromContext(ctx)

	clock := testingclock.NewFakeClock(time.Now())
	pr := newTestConditionalProgressRequester(clock)
	stopCh := make(chan struct{})
	go pr.Run(stopCh)
	var wantRequestsSent int32
	var requestsSent int32

	logger.Info("Wait for ticker to be created")
	for !clock.HasWaiters() {
		time.Sleep(pollPeriod)
	}

*/

package reconciler

import (
	"k8s.io/apimachinery/pkg/util/wait"
	"k8s.io/klog/v2"
)

func (rc *reconciler) Run(stopCh <-chan struct{}) {
	rc.reconstructVolumes()
	klog.InfoS("Reconciler: start to sync state")
	wait.Until(rc.reconcile, rc.loopSleepDuration, stopCh)
}

func (rc *reconciler) reconcile() {
	readyToUnmount := rc.readyToUnmount()
	if readyToUnmount {

	}

	err = func() error {
		// get a derived context that gets cancelled after 5m or
		// when the StopCh gets closed, whichever happens first.
		ctx, cancel := contextFromChannelAndMaxWaitDuration(hookContext.StopCh, 5*time.Minute)
		defer cancel()

		if !cache.WaitForCacheSync(ctx.Done(), bce.informersSynced...) {

				defer f.wg.Done()
				informer.Run(stopCh)
			}()
			f.startedInformers[informerType] = true
		}
	}
}

func (f *sharedInformerFactory) Shutdown() {
	f.lock.Lock()
	f.shuttingDown = true
	f.lock.Unlock()

	// Will return immediately if there is nothing to wait for.
	f.wg.Wait()
}

func (f *sharedInformerFactory) WaitForCacheSync(stopCh <-chan struct{}) map[reflect.Type]bool {

				defer f.wg.Done()
				informer.Run(stopCh)
			}()
			f.startedInformers[informerType] = true
		}
	}
}

func (f *sharedInformerFactory) Shutdown() {
	f.lock.Lock()
	f.shuttingDown = true
	f.lock.Unlock()

	// Will return immediately if there is nothing to wait for.
	f.wg.Wait()
}

func (f *sharedInformerFactory) WaitForCacheSync(stopCh <-chan struct{}) map[reflect.Type]bool {

		t.Errorf("failed to create iptables canaries: %v", err)
	}

	// If we close the stop channel, it should stop running
	close(stopCh)

	if err := waitForNoReload(&reloads, 2); err != nil {
		t.Errorf("got unexpected number of reloads after stop: %v", err)
	}
	if !ensureNoChains(mfe) {
		t.Errorf("canaries still exist after stopping monitor")
	}

	return t.component.clusters["config"]
}

func (t *testController) Run(stop chan struct{}) {
	assert.NoError(t.t, t.controller.Run(stop))
	t.client.RunAndWait(stop)
}

func TestListRemoteClusters(t *testing.T) {
	stop := make(chan struct{})
	c := buildTestController(t, false)
	c.AddSecret("s0", "c0")
	c.AddSecret("s1", "c1")
	c.Run(stop)

	// before sync

	ignoredResources map[schema.GroupResource]struct{}
}

// monitor runs a Controller with a local stop channel.
type monitor struct {
	controller cache.Controller
	store      cache.Store

	// stopCh stops Controller. If stopCh is nil, the monitor is considered to be
	// not yet started.
	stopCh chan struct{}
}

// Run is intended to be called in a goroutine. Multiple calls of this is an
// error.