healObjectSelect      uint32 // Do a heal check on an object once every n cycles. Must divide into healFolderInclude
	scanMode              madmin.HealScanMode

	weSleep func() bool

	disks       []StorageAPI
	disksQuorum int

	// If set updates will be sent regularly to this channel.
	// Will not be closed when returned.
	updates    chan<- dataUsageEntry
	lastUpdate time.Time

	case strings.Contains(err.Error(), "server closed idle connection"):
		return true
	}

	return false
}

// Converts network error to storageErr. This function is
// written so that the storageAPI errors are consistent
// across network disks.
func toStorageErr(err error) error {
	if err == nil {
		return nil
	}

	if isNetworkError(err) {
		return errDiskNotFound
	}

	switch err.Error() {

func initObjectLayer(ctx context.Context, endpointServerPools EndpointServerPools) (ObjectLayer, []StorageAPI, error) {
	objLayer, err := newTestObjectLayer(ctx, endpointServerPools)
	if err != nil {
		return nil, nil, err
	}

	var formattedDisks []StorageAPI
	// Should use the object layer tests for validating cache.
	if z, ok := objLayer.(*erasureServerPools); ok {

	}
}

// getDiskInfos returns the disk information for the provided disks.
// If a disk is nil or an error is returned the result will be nil as well.
func getDiskInfos(ctx context.Context, disks ...StorageAPI) []*DiskInfo {
	res := make([]*DiskInfo, len(disks))
	opts := DiskInfoOptions{}
	for i, disk := range disks {
		if disk == nil {
			continue
		}
		if di, err := disk.DiskInfo(ctx, opts); err == nil {

	}

	if runtime.GOOS == "windows" {
		// Volname shouldn't have reserved characters in Windows.
		return !strings.ContainsAny(volname, `\:*?\"<>|`)
	}

	return true
}

// xlStorage - implements StorageAPI interface.
type xlStorage struct {
	// Indicate of NSScanner is in progress in this disk
	scanning int32

	drivePath string
	endpoint  Endpoint

	globalSync bool

	defer r.customStorageLock.Unlock()

	storageMap := r.customStorage.Load().(crdStorageMap)
	// Copy because we cannot write to storageMap without a race
	storageMap2 := make(crdStorageMap)
	for _, crd := range allCustomResourceDefinitions {
		if _, ok := storageMap[crd.UID]; ok {
			storageMap2[crd.UID] = storageMap[crd.UID]
		}
	}
	r.customStorage.Store(storageMap2)

	for uid, crdInfo := range storageMap {

		}
	}

	// TestXLStorage for permission denied.
	if runtime.GOOS != globalWindowsOSName {
		permDeniedDir := createPermDeniedFile(t)

		var xlStoragePermStorage StorageAPI
		// Initialize xlStorage storage layer for permission denied error.
		_, err = newLocalXLStorage(permDeniedDir)
		if err != nil && err != errDiskAccessDenied {
			t.Fatalf("Unable to initialize xlStorage, %s", err)

	z := obj.(*erasureServerPools)
	er := z.serverPools[0].sets[0]

	erasureDisks := er.getDisks()
	ridx := rand.Intn(len(erasureDisks))

	z.serverPools[0].erasureDisksMu.Lock()
	er.getDisks = func() []StorageAPI {
		erasureDisks[ridx] = newNaughtyDisk(erasureDisks[ridx], nil, errFaultyDisk)
		return erasureDisks
	}
	z.serverPools[0].erasureDisksMu.Unlock()

	uploadIDs = append(uploadIDs, res.UploadID)

	if storageMap, err := p.v1Storage(apiResourceConfigSource, restOptionsGetter); err != nil {
		return genericapiserver.APIGroupInfo{}, err
	} else if len(storageMap) > 0 {
		apiGroupInfo.VersionedResourcesStorageMap[admissionregistrationv1.SchemeGroupVersion.Version] = storageMap
	}

	if storageMap, err := p.v1beta1Storage(apiResourceConfigSource, restOptionsGetter); err != nil {

	if storageMap, err := p.v1alpha1Storage(apiResourceConfigSource, restOptionsGetter); err != nil {
		return genericapiserver.APIGroupInfo{}, err
	} else if len(storageMap) > 0 {
		apiGroupInfo.VersionedResourcesStorageMap[svmv1alpha1.SchemeGroupVersion.Version] = storageMap
	}

	return apiGroupInfo, nil
}