callMethod(v, "Register", c.name, c.h)
			}

			if e, ok := v.(error); !ok || e != nil {
				err = e
			}
		}

		if len(data.err) > 0 && err == nil {
			t.Errorf("callbacks tests #%v should got error %v, but not", idx+1, data.err)
		} else if len(data.err) == 0 && err != nil {
			t.Errorf("callbacks tests #%v should not got error, but got %v", idx+1, err)
		}

	return json.Marshal(formatV3)
}

// countErrs - count a specific error.
func countErrs(errs []error, err error) int {
	i := 0
	for _, err1 := range errs {
		if err1 == err || errors.Is(err1, err) {
			i++
		}
	}
	return i
}

// Does all errors indicate we need to initialize all disks?.
func shouldInitErasureDisks(errs []error) bool {
	return countErrs(errs, errUnformattedDisk) == len(errs)
}

		return toAPIError(ctx, fmt.Errorf("error importing %s with: %w", fname, err))
	}
	return toAPIError(ctx, fmt.Errorf("error importing %s from %s with: %w", entity, fname, err))
}

// wraps import error for more context
func importErrorWithAPIErr(ctx context.Context, apiErr APIErrorCode, err error, fname, entity string) APIError {
	if entity == "" {
		return errorCodes.ToAPIErrWithErr(apiErr, fmt.Errorf("error importing %s with: %w", fname, err))

	if err != nil {
		return cfg, fmt.Errorf("'heal:max_io' value invalid: %w", err)
	}
	if ws := env.Get(EnvDriveWorkers, kvs.GetWithDefault(DriveWorkers, DefaultKVS)); ws != "" {
		w, err := strconv.Atoi(ws)
		if err != nil {
			return cfg, fmt.Errorf("'heal:drive_workers' value invalid: %w", err)
		}
		if w < 1 {
			return cfg, fmt.Errorf("'heal:drive_workers' value invalid: zero or negative integer unsupported")

func (secretKey) Metrics(ctx context.Context) (kes.Metric, error) {
	return kes.Metric{}, Error{
		HTTPStatusCode: http.StatusNotImplemented,
		APICode:        "KMS.NotImplemented",
		Err:            errors.New("metrics are not supported"),
	}
}

func (kms secretKey) CreateKey(_ context.Context, keyID string) error {
	if keyID == kms.keyID {
		return nil
	}
	return Error{
		HTTPStatusCode: http.StatusNotImplemented,

	if err := s.netnsRunner(openNetns, func() error { return s.iptablesConfigurator.DeleteInpodRules() }); err != nil {
		log.Errorf("failed to delete inpod rules %v", err)
		return fmt.Errorf("failed to delete inpod rules %w", err)
	}

	if err := removePodFromHostNSIpset(pod, &s.hostsideProbeIPSet); err != nil {
		log.Errorf("failed to remove pod %s from host ipset, error was: %v", pod.Name, err)
		return err
	}

			writeErr(fmt.Errorf("unexpected connect op: %v", message.Op))
			return
		}
		var cReq connectReq
		_, err = cReq.UnmarshalMsg(message.Payload)
		if err != nil {
			writeErr(fmt.Errorf("error parsing connectReq: %w", err))
			return
		}
		remote := m.targets[cReq.Host]
		if remote == nil {
			writeErr(fmt.Errorf("unknown incoming host: %v", cReq.Host))
			return
		}
		if debugPrint {

		return nil, fmt.Errorf("cannot deserialize response %s", err)
	}
	return scopeInfos, nil
}

func (c *ControlzClient) PutScope(scope *ScopeInfo) error {
	var jsonScopeInfo bytes.Buffer
	err := json.NewEncoder(&jsonScopeInfo).Encode(scope)
	if err != nil {
		return fmt.Errorf("cannot serialize scope %+v", *scope)
	}
	req, err := http.NewRequest(http.MethodPut, c.baseURL.String()+"/"+scope.Name, &jsonScopeInfo)

	allowMACs := supportedMACs
	var err error
	for _, arg := range args {
		tokens := strings.SplitN(arg, "=", 2)
		if len(tokens) != 2 {
			logger.Fatal(fmt.Errorf("invalid arguments passed to --sftp=%s", arg), "unable to start SFTP server")
		}
		switch tokens[0] {
		case "address":
			host, portStr, err := net.SplitHostPort(tokens[1])
			if err != nil {

		Args: func(cmd *cobra.Command, args []string) error {
			if err := common.validateArgs(cmd, args); err != nil {
				return err
			}
			if reset && loggerLevelString != "" {
				cmd.Println(cmd.UsageString())
				return fmt.Errorf("--level cannot be combined with --reset")
			}
			if common.outputFormat != "" && common.outputFormat != summaryOutput {
				return fmt.Errorf("--output is not applicable for this command")
			}