var ErrTargetsOffline = errors.New("one or more targets are offline. Please use `mc admin info --json` to check the offline targets")

// TestSubSysLambdaTargets - tests notification targets of given subsystem
func TestSubSysLambdaTargets(ctx context.Context, cfg config.Config, subSys string, transport *http.Transport) error {
	if err := checkValidLambdaKeysForSubSys(subSys, cfg[subSys]); err != nil {
		return err
	}

		if err := notify.TestSubSysNotificationTargets(ctx, s, subSys, NewHTTPTransport()); err != nil {
			return err
		}
	}

	if config.LambdaSubSystems.Contains(subSys) {
		if err := lambda.TestSubSysLambdaTargets(GlobalContext, s, subSys, NewHTTPTransport()); err != nil {
			return err
		}
	}

	return nil
}

func validateConfig(ctx context.Context, s config.Config, subSys string) error {