nowFunc func() time.Time, // typically Kubelet.clock.Now
	runtimeErrorsFunc func() error, // typically Kubelet.runtimeState.runtimeErrors
	networkErrorsFunc func() error, // typically Kubelet.runtimeState.networkErrors
	storageErrorsFunc func() error, // typically Kubelet.runtimeState.storageErrors
	cmStatusFunc func() cm.Status, // typically Kubelet.containerManager.Status
	nodeShutdownManagerErrorsFunc func() error, // typically kubelet.shutdownManager.errors.

			ctx := context.Background()
			runtimeErrorsFunc := func() error {
				return tc.runtimeErrors
			}
			networkErrorsFunc := func() error {
				return tc.networkErrors
			}
			storageErrorsFunc := func() error {
				return tc.storageErrors
			}
			cmStatusFunc := func() cm.Status {
				return tc.cmStatus
			}
			nodeShutdownErrorsFunc := func() error {