return nil, err
	}
	return d.disk.ListVols(ctx)
}

func (d *naughtyDisk) StatVol(ctx context.Context, volume string) (vol VolInfo, err error) {
	if err := d.calcError(); err != nil {
		return VolInfo{}, err
	}
	return d.disk.StatVol(ctx, volume)
}

func (d *naughtyDisk) DeleteVol(ctx context.Context, volume string, forceDelete bool) (err error) {
	if err := d.calcError(); err != nil {
		return err

	result := make(map[string]string)
	err := filepath.Walk("/dev/disk/by-uuid/",
		func(path string, info os.FileInfo, err error) error {
			if err != nil {
				return err
			}
			realPath, err := filepath.EvalSymlinks(path)
			if err != nil {
				return err
			}
			result[realPath] = strings.TrimPrefix(path, "/dev/disk/by-uuid/")
			return nil
		})
	if err != nil {
		return nil, err
	}
	return result, nil
}

				HTTPStatusCode: http.StatusNotFound,
			}
		case errors.Is(err, errIAMActionNotAllowed):
			apiErr = APIError{
				Code:           "XMinioIAMActionNotAllowed",
				Description:    err.Error(),
				HTTPStatusCode: http.StatusForbidden,
			}
		case errors.Is(err, errIAMServiceAccountNotAllowed):
			apiErr = APIError{
				Code:           "XMinioIAMServiceAccountNotAllowed",
				Description:    err.Error(),

	if err := globalTierConfigMgr.Reload(ctx, objAPI); err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}

	err = globalTierConfigMgr.Add(ctx, cfg, ignoreInUse)
	if err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}

	err = globalTierConfigMgr.Save(ctx, objAPI)
	if err != nil {

	if err != nil {
		return fmt.Errorf("xlMetaInlineData: %w", err)
	}

	for i := uint32(0); i < sz; i++ {
		var key []byte
		key, buf, err = msgp.ReadMapKeyZC(buf)
		if err != nil {
			return fmt.Errorf("xlMetaInlineData: %w", err)
		}
		if len(key) == 0 {
			return fmt.Errorf("xlMetaInlineData: key %d is length 0", i)
		}
		_, buf, err = msgp.ReadBytesZC(buf)
		if err != nil {

	s := bytes.NewBuffer([]byte("S3Object.words.*.id"))
	// s := bytes.NewBuffer([]byte("COUNT(Id)"))
	lex, err := sqlLexer.Lex(s)
	if err != nil {
		t.Fatal(err)
	}
	tokens, err := lexer.ConsumeAll(lex)
	if err != nil {
		t.Fatal(err)
	}
	// for i, t := range tokens {
	// 	fmt.Printf("%d: %#v\n", i, t)
	// }
	if len(tokens) != 7 {
		t.Fatalf("Expected 7 got %d", len(tokens))
	}
}

	}
}

// RemoveAll captures time taken to call the underlying os.RemoveAll
func RemoveAll(dirPath string) (err error) {
	defer updateOSMetrics(osMetricRemoveAll, dirPath)(err)
	return os.RemoveAll(dirPath)
}

// Mkdir captures time taken to call os.Mkdir
func Mkdir(dirPath string, mode os.FileMode) (err error) {
	defer updateOSMetrics(osMetricMkdir, dirPath)(err)

}

func readStat(fileName string) (stats []uint64, err error) {
	file, err := os.Open(fileName)
	if err != nil {
		return nil, err
	}
	defer file.Close()

	s, err := bufio.NewReader(file).ReadString('\n')
	if err != nil && !errors.Is(err, io.EOF) {
		return nil, err
	}
	statLine := strings.TrimSpace(s)
	for _, token := range strings.Fields(statLine) {
		ui64, err := strconv.ParseUint(token, 10, 64)
		if err != nil {

	}

	// Check if bucket exists.
	if _, err := objAPI.GetBucketInfo(ctx, bucket, BucketOptions{}); err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	// Read bucket access policy.
	config, err := globalPolicySys.Get(bucket)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	configData, err := json.Marshal(config)
	if err != nil {

		eventName, err := event.ParseName(s)
		if err != nil {
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
			return
		}
		mask.MergeMaskable(eventName)
		eventNames = append(eventNames, eventName)
	}

	if bucketName != "" {
		if _, err := objAPI.GetBucketInfo(ctx, bucketName, BucketOptions{}); err != nil {
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
			return
		}
	}