podUIDGetter             func(pod *api.Pod) types.UID
		podResourceVersionGetter func(pod *api.Pod) string
		errOK                    func(error) bool
		expectedNodeName         string
	}{
		"originUID-originResourceVersion": {
			podUIDGetter:             originUID,
			podResourceVersionGetter: originResourceVersion,
			errOK:                    noError,
			expectedNodeName:         "machine",
		},

// Returns nil if all the functions complete successfully.
func AggregateGoroutines(funcs ...func() error) Aggregate {
	errChan := make(chan error, len(funcs))
	for _, f := range funcs {
		go func(f func() error) { errChan <- f() }(f)
	}
	errs := make([]error, 0)
	for i := 0; i < cap(errChan); i++ {
		if err := <-errChan; err != nil {
			errs = append(errs, err)
		}
	}
	return NewAggregate(errs)
}

	fs.MarkDeprecated("cloud-provider", "will be removed in a future version") // nolint: errcheck
	fs.StringVar(&s.CloudConfigFile, "cloud-config", s.CloudConfigFile,
		"The path to the cloud provider configuration file. Empty string for no configuration file.")
	fs.MarkDeprecated("cloud-config", "will be removed in a future version") // nolint: errcheck

func ParseFile(filename string, errh ErrorHandler, pragh PragmaHandler, mode Mode) (*File, error) {
	f, err := os.Open(filename)
	if err != nil {
		if errh != nil {
			errh(err)
		}
		return nil, err
	}
	defer f.Close()
	return Parse(NewFileBase(filename), f, errh, pragh, mode)

	var errs []error
	errChan := make(chan error, len(images))

	klog.V(1).Info("pulling all images in parallel")
	for _, img := range images {
		image := img
		go func() {
			if ifNotPresent {
				exists := imageExistsFunc(image)
				if exists {
					klog.V(1).Infof("image exists: %s", image)
					errChan <- nil
					return
				}
			}
			err := pullImageFunc(image)

	errCh := make(chan error, len(pods))
	successfulDeletes := int32(len(pods))
	wg := sync.WaitGroup{}
	wg.Add(len(pods))
	for i := range pods {
		go func(pod *v1.Pod) {
			defer wg.Done()
			if err := jm.podControl.DeletePod(ctx, job.Namespace, pod.Name, job); err != nil && !apierrors.IsNotFound(err) {
				atomic.AddInt32(&successfulDeletes, -1)
				errCh <- err
				utilruntime.HandleError(err)

	t.Helper()
	c.SetDeadline(neverTimeout)
	errCh := make(chan error)
	go func() {
		_, err := c.Write([]byte{0xff})
		errCh <- err
	}()
	buf := make([]byte, 1024)
	for {
		n, err := c.Read(buf)
		if n > 0 && bytes.IndexByte(buf[:n], 0xff) == n-1 {
			break
		}
		if err != nil {
			t.Errorf("unexpected Read error: %v", err)
			break
		}
	}
	if err := <-errCh; err != nil {

	mutex sync.RWMutex
	// lastReceived message, by type
	lastReceived    map[string]*discovery.DeltaDiscoveryResponse
	deltaXDSUpdates chan *discovery.DeltaDiscoveryResponse

	// errChan is used to signal errors from the delta stream
	errChan chan error

	// closed is set to true when the client is closed
	closed bool
}

	ln := newLocalListener(t, "tcp")
	defer ln.Close()

	errc := make(chan error, 1)
	go func(ln Listener) {
		// Wait for a connection.
		conn, err := ln.Accept()
		if err != nil {
			errc <- err
			close(errc)
			return
		}

		go func() {
			defer close(errc)
			defer conn.Close()

			f, err := os.Open(newton)
			if err != nil {
				errc <- err
				return
			}
			defer f.Close()

		if err != nil {
			t.Fatal(err)
		}
		opt.proxyServer = tc.proxyServer

		errCh := make(chan error, 1)
		go func() {
			errCh <- opt.runLoop(ctx)
		}()

		if tc.append {
			file.WriteString("append fake content")
		}

		select {
		case err := <-errCh:
			if err != nil {
				if !strings.Contains(err.Error(), tc.expectedErr) {