Description:    "The specified group does not exist.",
		HTTPStatusCode: http.StatusNotFound,
	},
	ErrAdminNoSuchJob: {
		Code:           "XMinioAdminNoSuchJob",
		Description:    "The specified job does not exist.",
		HTTPStatusCode: http.StatusNotFound,
	},
	ErrAdminGroupNotEmpty: {
		Code:           "XMinioAdminGroupNotEmpty",
		Description:    "The specified group is not empty - cannot remove it.",

					UpdateReq: madmin.GroupAddRemove{
						Group:    gname,
						Members:  group.Members,
						Status:   madmin.GroupStatus(group.Status),
						IsRemove: false,
					},
				},
				UpdatedAt: group.UpdatedAt,
			}); err != nil {
				return errSRIAMError(err)
			}
		}
	}

	// Followed by group policy mapping
	{
		// Replicate policy mappings on local to all peers.

		if collectorPath.isDescendantOf(path) {
			gatherer := h.metricsData.mgGatherers[collectorPath]

			// For Bucket metrics we need to set the buckets argument inside the
			// metric group, so that it will affect collection. If no buckets
			// are provided, we will not return bucket metrics.
			if bmg, ok := h.metricsData.bucketMGMap[collectorPath]; ok {
				if len(buckets) == 0 {
					continue
				}

	} else {
		// Check if group already exists
		if _, gerr := globalIAMSys.GetGroupDescription(updReq.Group); gerr != nil {
			// If group does not exist, then check if the group has beginning and end space characters
			// we will reject such group names.
			if errors.Is(gerr, errNoSuchGroup) && hasSpaceBE(updReq.Group) {

		for _, loader := range loaders {
			if err := loader(ctx, m, c, b); err != nil {
				return err
			}
		}
		return nil
	}
}

// MetricsGroup - represents a group of metrics. It includes a `MetricsLoaderFn`
// function that provides a way to load the metrics from the system. The metrics
// are cached and refreshed after a given timeout.
//

	var mu sync.Mutex
	wg.Add(len(objSetMap))
	for setIdx, objsGroup := range objSetMap {
		go func(set *erasureObjects, group []delObj) {
			defer wg.Done()
			dobjects, errs := set.DeleteObjects(ctx, bucket, toNames(group), opts)
			mu.Lock()
			defer mu.Unlock()
			for i, obj := range group {
				delErrs[obj.origIndex] = errs[i]
				delObjects[obj.origIndex] = dobjects[i]
			}
		}(s.sets[setIdx], objsGroup)
	}

	// map for bucket metrics and handle them specially.

	// Add the serverName and poolIndex labels to all non-cluster metrics.
	//
	// Also create metric group maps and set the cache.
	metricsCache := newMetricsCache()
	mgMap := make(map[collectorPath]*MetricsGroup)
	bucketMGMap := make(map[collectorPath]*MetricsGroup)
	for _, mg := range allMetricGroups {

	// with the common name "foo" will be associated with the policy "foo".
	// Other mapping functions - e.g. public-key hash based mapping - are
	// possible but not implemented.
	//
	// Group mapping is not possible with standard X.509 certificates.
	if certificate.Subject.CommonName == "" {
		writeSTSErrorResponse(ctx, w, ErrSTSMissingParameter, errors.New("certificate subject CN cannot be empty"))
		return
	}