c.mustListObjects(ctx, uClient, bucket)

	// 6. Verify that group cannot be deleted with users.
	err = s.adm.UpdateGroupMembers(ctx, madmin.GroupAddRemove{
		Group:    group,
		IsRemove: true,
	})
	if err == nil {
		c.Fatalf("group was removed!")
	}
	groupInfo, err = s.adm.GetGroupDescription(ctx, group)
	if err != nil {
		c.Fatalf("group desc err: %v", err)
	}

		if member == globalActiveCred.AccessKey {
			writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errIAMActionNotAllowed), r.URL)
			return
		}
	}

	var updatedAt time.Time
	if updReq.IsRemove {
		updatedAt, err = globalIAMSys.RemoveUsersFromGroup(ctx, updReq.Group, updReq.Members)
	} else {
		// Check if group already exists
		if _, gerr := globalIAMSys.GetGroupDescription(updReq.Group); gerr != nil {

	if !updatedAt.IsZero() {
		if gd, err := globalIAMSys.GetGroupDescription(updReq.Group); err == nil && gd.UpdatedAt.After(updatedAt) {
			return nil
		}
	}

	if updReq.IsRemove {
		_, err = globalIAMSys.RemoveUsersFromGroup(ctx, updReq.Group, updReq.Members)
	} else {
		if updReq.Status != "" && len(updReq.Members) == 0 {

	// IsConfig returns true if this is a config cluster, used as the source of
	// Istio config for one or more control planes.
	IsConfig() bool

	// IsRemote returns true if this is a remote cluster, which uses a control plane
	// residing in another cluster.
	IsRemote() bool

	// IsExternalControlPlane returns true if this is a cluster containing an instance
	// of the Istio control plane but with its source of config in another cluster.

	if _, f := knownClusterNames[c.Name()]; f {
		return c.Name()
	}
	if c.IsPrimary() {
		if c.IsConfig() {
			prefix = "primary"
		} else {
			prefix = "externalistiod"
		}
	} else if c.IsRemote() {
		if c.IsConfig() {
			prefix = "config"
		} else {
			prefix = "remote"
		}
	}

	return fmt.Sprintf("%s-%d", prefix, c.Index)
}

func (c Topology) IsPrimary() bool {

			// Legacy means heal always
			// always check first.
			return true, errLegacyXLMeta
		}
		if !latestMeta.Equals(meta) {
			return true, errOutdatedXLMeta
		}
		if !meta.Deleted && !meta.IsRemote() {
			// If xl.meta was read fine but there may be problem with the part.N files.
			for _, partErr := range partsErrs {
				if slices.Contains([]int{
					checkPartFileNotFound,
					checkPartFileCorrupt,

	}, exclude(excluded...))
}

// Remotes returns the subset that are remote clusters.
func (c Clusters) Remotes(excluded ...Cluster) Clusters {
	return c.filterClusters(func(cc Cluster) bool {
		return cc.IsRemote()
	}, exclude(excluded...))
}

// MeshClusters returns the subset that are not external control plane clusters.
func (c Clusters) MeshClusters(excluded ...Cluster) Clusters {

}

var errRestoreHDRMalformed = fmt.Errorf("x-amz-restore header malformed")

// IsRemote returns true if this object version's contents are in its remote
// tier.
func (fi FileInfo) IsRemote() bool {
	if fi.TransitionStatus != lifecycle.TransitionComplete {
		return false
	}
	return !isRestoredObjectOnDisk(fi.Metadata)
}

// IsRemote returns true if this object version's contents are in its remote
// tier.

	}

	if objInfo.ReplicationStatus.String() != "" {
		w.Header()[xhttp.AmzBucketReplicationStatus] = []string{objInfo.ReplicationStatus.String()}
	}

	if objInfo.IsRemote() {
		// Check if object is being restored. For more information on x-amz-restore header see
		// https://docs.aws.amazon.com/AmazonS3/latest/API/API_HeadObject.html#API_HeadObject_ResponseSyntax

				dataErrsByPart[p][i] = partErr
			}
		}
	}

	for i, onlineDisk := range onlineDisks {
		if metaErrs[i] != nil {
			continue
		}
		meta := partsMetadata[i]

		if meta.Deleted || meta.IsRemote() {
			continue
		}

		// Always check data, if we got it.
		if (len(meta.Data) > 0 || meta.Size == 0) && len(meta.Parts) > 0 {
			checksumInfo := meta.Erasure.GetChecksumInfo(meta.Parts[0].Number)