func (ies *IAMEtcdStore) loadMappedPolicyWithRetry(ctx context.Context, name string, userType IAMUserType, isGroup bool, m *xsync.MapOf[string, MappedPolicy], retries int) error {
	return ies.loadMappedPolicy(ctx, name, userType, isGroup, m)
}

func (ies *IAMEtcdStore) loadMappedPolicy(ctx context.Context, name string, userType IAMUserType, isGroup bool, m *xsync.MapOf[string, MappedPolicy]) error {
	var p MappedPolicy

	p, err := iamOS.loadMappedPolicyInternal(ctx, name, userType, isGroup)
	if err != nil {
		return err
	}
	m.Store(name, p)
	return nil
}

func (iamOS *IAMObjectStore) loadMappedPolicies(ctx context.Context, userType IAMUserType, isGroup bool, m *xsync.MapOf[string, MappedPolicy]) error {
	var basePath string

	if !sys.Initialized() {
		err = errServerNotInitialized
		return
	}

	userOrGroup := r.User
	var isGroup bool
	if userOrGroup == "" {
		isGroup = true
		userOrGroup = r.Group
	}

	if isGroup {
		_, err = sys.GetGroupDescription(userOrGroup)
		if err != nil {
			return
		}
	} else {
		var isTemp bool

	loadMappedPolicy(ctx context.Context, name string, userType IAMUserType, isGroup bool, m *xsync.MapOf[string, MappedPolicy]) error
	loadMappedPolicyWithRetry(ctx context.Context, name string, userType IAMUserType, isGroup bool, m *xsync.MapOf[string, MappedPolicy], retries int) error
	loadMappedPolicies(ctx context.Context, userType IAMUserType, isGroup bool, m *xsync.MapOf[string, MappedPolicy]) error

	if objectAPI == nil {
		return
	}

	vars := mux.Vars(r)
	policyName := vars["policyName"]
	entityName := vars["userOrGroup"]
	isGroup := vars["isGroup"] == "true"

	if !isGroup {
		ok, _, err := globalIAMSys.IsTempUser(entityName)
		if err != nil && err != errNoSuchUser {
			writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
			return
		}

		mp, ok := globalIAMSys.store.GetMappedPolicy(mapping.Policy, mapping.IsGroup)
		if ok && mp.UpdatedAt.After(updatedAt) {
			return nil
		}
	}

	// When LDAP is enabled, we verify that the user or group exists in LDAP and
	// use the normalized form of the entityName (which will be an LDAP DN).
	userType := IAMUserType(mapping.UserType)
	isGroup := mapping.IsGroup
	entityName := mapping.UserOrGroup

func (client *peerRESTClient) LoadPolicyMapping(ctx context.Context, userOrGroup string, userType IAMUserType, isGroup bool) error {
	_, err := loadPolicyMappingRPC.Call(ctx, client.gridConn(), grid.NewMSSWith(map[string]string{
		peerRESTUserOrGroup: userOrGroup,
		peerRESTUserType:    strconv.Itoa(int(userType)),
		peerRESTIsGroup:     strconv.FormatBool(isGroup),
	}))
	return err
}

// DeleteUser - delete a specific user.

		adminRouter.Methods(http.MethodPut).Path(adminVersion+"/set-user-or-group-policy").
			HandlerFunc(adminMiddleware(adminAPI.SetPolicyForUserOrGroup)).
			Queries("policyName", "{policyName:.*}", "userOrGroup", "{userOrGroup:.*}", "isGroup", "{isGroup:true|false}")

		// Attach/Detach policies to/from user or group

	ng := WithNPeers(len(sys.peerClients)).WithRetries(1)
	for idx, client := range sys.peerClients {
		client := client
		ng.Go(ctx, func() error {
			if client == nil {
				return errPeerNotReachable
			}
			return client.LoadPolicyMapping(ctx, userOrGroup, userType, isGroup)
		}, idx, *client.host)
	}
	return ng.Wait()
}

	if err != nil {
		return np, grid.NewRemoteErr(fmt.Errorf("user-type `%s` is invalid: %w", mss.Get(peerRESTUserType), err))
	}

	isGroup := mss.Get(peerRESTIsGroup) == "true"
	if err := globalIAMSys.LoadPolicyMapping(context.Background(), objAPI, userOrGroup, IAMUserType(userType), isGroup); err != nil {
		return np, grid.NewRemoteErr(err)
	}

	return
}