// can be used to query scenarios if health may be lost
// if this node is taken down by an external orchestrator.
func (z *erasureServerPools) Health(ctx context.Context, opts HealthOptions) HealthResult {
	reqInfo := (&logger.ReqInfo{}).AppendTags("maintenance", strconv.FormatBool(opts.Maintenance))

	type setInfo struct {
		online  int
		healing int
	}

	var drivesHealing int

		apiErr := errorCodes.ToAPIErr(ErrInvalidArgument)
		apiErr.Description = err.Error()
		writeErrorResponse(ctx, w, apiErr, r.URL)
		return
	}

	// Audit log tags.
	reqInfo := logger.GetReqInfo(ctx)
	reqInfo.SetTags("retention", config.String())

	configData, err := xml.Marshal(config)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

func getAPIErrorResponse(ctx context.Context, err APIError, resource, requestID, hostID string) APIErrorResponse {
	reqInfo := logger.GetReqInfo(ctx)
	return APIErrorResponse{
		Code:             err.Code,
		Message:          err.Description,
		BucketName:       reqInfo.BucketName,
		Key:              reqInfo.ObjectName,
		Resource:         resource,
		Region:           globalSite.Region(),
		RequestID:        requestID,

// setReqInfoPolicyName will set the given policyName as a tag on the context's request info,
// so that it appears in audit logs.
func setReqInfoPolicyName(ctx context.Context, policyName string) {
	reqInfo := logger.GetReqInfo(ctx)
	reqInfo.SetTags("policyName", policyName)