kid, ok := jwtToken.Header["kid"].(string)
		if !ok {
			return nil, fmt.Errorf("Invalid kid value %v", jwtToken.Header["kid"])
		}
		pubkey := r.pubKeys.get(kid)
		if pubkey == nil {
			return nil, fmt.Errorf("No public key found for kid %s", kid)
		}
		return pubkey, nil
	}

	pCfg, ok := r.arnProviderCfgsMap[arn]
	if !ok {
		return fmt.Errorf("Role %s does not exist", arn)
	}

					if err := healFreshDisk(ctx, z, disk); err != nil {
						globalBackgroundHealState.setDiskHealingStatus(disk, false)
						timedout := OperationTimedOut{}
						if !errors.Is(err, context.Canceled) && !errors.As(err, &timedout) && !errors.Is(err, errRetryHealing) {
							printEndpointError(disk, err, false)
						}
						return
					}
					// Only upon success pop the healed disk.

	if info.Free > info.Total {
		return info, fmt.Errorf("detected free space (%d) > total drive space (%d), fs corruption at (%s). please run 'fsck'", info.Free, info.Total, path)
	}
	info.Used = info.Total - info.Free
	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")

		}
	}()
	if err := tx.Error; err != nil {
		t.Errorf("Failed to start transaction, got error %v\n", err)
	}

	if err := tx.Where("name=?", "zzjin").Delete(&User{}).Error; err != nil {
		tx.Rollback()
		t.Errorf("Failed to run one transaction, got error %v\n", err)
	}

	if err := tx.Create(&User{Name: "zzjin"}).Error; err != nil {
		tx.Rollback()
		t.Errorf("Failed to run one transaction, got error %v\n", err)
	}

		return
	}
	select {
	case m.outBlock <- struct{}{}:
	default:
		gridLogIf(m.ctx, errors.New("output unblocked overflow"))
	}
}

func (m *muxClient) pong(msg pongMsg) {
	if msg.NotFound || msg.Err != nil {
		err := errors.New("remote terminated call")
		if msg.Err != nil {
			err = fmt.Errorf("remove pong failed: %v", &msg.Err)
		}
		m.addResponse(Response{Err: err})
		return
	}

	if info.Free > info.Total {
		return info, fmt.Errorf("detected free space (%d) > total drive space (%d), fs corruption at (%s). please run 'fsck'", info.Free, info.Total, path)
	}
	info.Used = info.Total - info.Free
	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")

			n, e1 := buf.Write(data[0:nwrite])
			if e1 != nil || n != nwrite {
				t.Errorf("%s: buf.Write %d = %d, %v", context, nwrite, n, e1)
				continue
			}
			if e := buf.Flush(); e != nil {
				t.Errorf("%s: buf.Flush = %v", context, e)
			}

			written := w.Bytes()
			if len(written) != nwrite {
				t.Errorf("%s: %d bytes written", context, len(written))
			}
			for l := 0; l < len(written); l++ {

	}
	if len(data) <= 4 {
		return fmt.Errorf("rebalanceMeta: no data")
	}

	// Read header
	switch binary.LittleEndian.Uint16(data[0:2]) {
	case rebalMetaFmt:
	default:
		return fmt.Errorf("rebalanceMeta: unknown format: %d", binary.LittleEndian.Uint16(data[0:2]))
	}
	switch binary.LittleEndian.Uint16(data[2:4]) {
	case rebalMetaVer:
	default:

	}

	if p.adminURL == "" {
		return nil, errors.New("Admin URL cannot be empty")
	}

	_, err := url.Parse(p.adminURL)
	if err != nil {
		return nil, fmt.Errorf("Unable to parse the adminURL %s: %w", p.adminURL, err)
	}

	if p.client.Transport == nil {
		p.client.Transport = http.DefaultTransport
	}

	if p.oeConfig.TokenEndpoint == "" {
		return nil, errors.New("missing OpenID token endpoint")
	}

	if err := installer.Run(ctx); err != nil {
		if errors.Is(err, context.Canceled) || errors.Is(err, context.DeadlineExceeded) {
			// Error was caused by interrupt/termination signal
			t.Logf("installer complete: %v", err)
		} else {
			t.Errorf("installer failed: %v", err)
		}
	}

	if cleanErr := installer.Cleanup(); cleanErr != nil {
		t.Errorf("Error during test CNI installer cleanup, error was: %s", cleanErr)
	}