return 0, 0, 0, buf, fmt.Errorf("decodeXLHeaders: Unknown xl header version %d", metaVer)
	}
	if metaVer > xlMetaVersion {
		return 0, 0, 0, buf, fmt.Errorf("decodeXLHeaders: Unknown xl meta version %d", metaVer)
	}
	versions, buf, err = msgp.ReadIntBytes(buf)
	if err != nil {
		return 0, 0, 0, buf, err
	}
	if versions < 0 {
		return 0, 0, 0, buf, fmt.Errorf("decodeXLHeaders: Negative version count %d", versions)

		if contextCanceled(ctx) {
			parts[idx] = &ObjectPartInfo{
				Error:  ctx.Err().Error(),
				Number: partNumber,
			}
			continue
		}

		if err := Access(pathJoin(volumeDir, pathutil.Dir(partMetaPath), fmt.Sprintf("part.%d", partNumber))); err != nil {
			parts[idx] = &ObjectPartInfo{
				Error:  err.Error(),
				Number: partNumber,
			}
			continue
		}

			err := cw.Prime(cd)
			if cw.ztunnelDump == nil {
				if tt.wantConfigs != 0 {
					t.Errorf("wanted some configs loaded but config dump was nil")
				}
			} else if len(cw.ztunnelDump.Workloads) != tt.wantConfigs {
				t.Errorf("wanted %v configs loaded in got %v", tt.wantConfigs, len(cw.ztunnelDump.Workloads))
			}
			if tt.wantErr {
				assert.Error(t, err)
			} else {
				assert.NoError(t, err)
			}
		})
	}
}

func checkFields(un *unstructured.Unstructured) error {
	var errs error
	for key := range un.Object {
		if _, ok := validFields[key]; !ok {
			errs = multierror.Append(errs, fmt.Errorf("unknown field %q", key))
		}
	}
	return errs
}

func (v *validator) validateResource(istioNamespace, defaultNamespace string, un *unstructured.Unstructured, writer io.Writer) (validation.Warning, error) {
	g := config.GroupVersionKind{

	if err := DB.Transaction(func(tx *gorm.DB) error {
		return nil
	}); err == nil {
		t.Errorf("should returns error when commit with closed conn, got error %v", err)
	}

	if err := DB.Session(&gorm.Session{PrepareStmt: true}).Transaction(func(tx *gorm.DB) error {
		return nil
	}); err == nil {
		t.Errorf("should returns error when commit with closed conn, got error %v", err)
	}
}

		if err == nil && !yes {
			err = ErrTargetsOffline
		}
		if err != nil {
			return fmt.Errorf("error (%s): %w", target.ID(), err)
		}
	}

	return nil
}

func fetchSubSysTargets(ctx context.Context, cfg config.Config, subSys string, transport *http.Transport) (targets []event.Target, err error) {
	if err := checkValidLambdaKeysForSubSys(subSys, cfg[subSys]); err != nil {
		return nil, err
	}

		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 {
			return fmt.Errorf("xlMetaInlineData: %w", err)
		}
	}

	return nil
}

// repair will copy all seemingly valid data entries from a corrupted set.

	case h.logCh <- entry:
	case <-ctx.Done():
		// return error only for context timedout.
		if errors.Is(ctx.Err(), context.DeadlineExceeded) {
			return ctx.Err()
		}
		return nil
	default:
		// log channel is full, do not wait and return
		// an error immediately to the caller
		atomic.AddInt64(&h.totalMessages, 1)
		atomic.AddInt64(&h.failedMessages, 1)
		return errors.New("log buffer full")
	}
	return nil
}

	}
}

// ErrNotImplemented when a functionality is not implemented
var ErrNotImplemented = errors.New("not implemented")

// ReadFrom implements support for calling internal io.ReaderFrom implementations
// returns an error if the underlying ResponseWriter does not implement io.ReaderFrom
func (lrw *ResponseRecorder) ReadFrom(r io.Reader) (int64, error) {
	if lrw.ReaderFrom != nil {
		n, err := lrw.ReaderFrom.ReadFrom(r)

	info.Ffree = uint64(lpNumberOfFreeClusters)

	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")