Identity: Rename "namespace" to "type" in the requester interface (#90567)

pkg/api/admin_users.go

@@ -10,10 +10,10 @@ import (
 
 	"github.com/grafana/grafana/pkg/api/dtos"
 	"github.com/grafana/grafana/pkg/api/response"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/metrics"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
 	"github.com/grafana/grafana/pkg/services/auth"
-	"github.com/grafana/grafana/pkg/services/authn"
 	contextmodel "github.com/grafana/grafana/pkg/services/contexthandler/model"
 	"github.com/grafana/grafana/pkg/services/login"
 	"github.com/grafana/grafana/pkg/services/org"
@@ -366,7 +366,7 @@ func (hs *HTTPServer) AdminLogoutUser(c *contextmodel.ReqContext) response.Respo
 		return response.Error(http.StatusBadRequest, "id is invalid", err)
 	}
 
-	if c.SignedInUser.GetID() == authn.NewNamespaceID(authn.NamespaceUser, userID) {
+	if c.SignedInUser.GetID() == identity.NewTypedID(identity.TypeUser, userID) {
 		return response.Error(http.StatusBadRequest, "You cannot logout yourself", nil)
 	}
 

pkg/api/common_test.go

@@ -16,6 +16,7 @@ import (
 
 	"github.com/grafana/grafana/pkg/api/response"
 	"github.com/grafana/grafana/pkg/api/routing"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/db"
 	"github.com/grafana/grafana/pkg/infra/fs"
 	"github.com/grafana/grafana/pkg/infra/tracing"
@@ -189,7 +190,7 @@ func getContextHandler(t *testing.T, cfg *setting.Cfg) *contexthandler.ContextHa
 	return contexthandler.ProvideService(
 		cfg,
 		tracing.InitializeTracerForTest(),
-		&authntest.FakeService{ExpectedIdentity: &authn.Identity{ID: authn.AnonymousNamespaceID, SessionToken: &usertoken.UserToken{}}},
+		&authntest.FakeService{ExpectedIdentity: &authn.Identity{ID: identity.AnonymousTypedID, SessionToken: &usertoken.UserToken{}}},
 	)
 }
 

pkg/api/dashboard.go

@@ -43,9 +43,9 @@ func (hs *HTTPServer) isDashboardStarredByUser(c *contextmodel.ReqContext, dashI
 		return false, nil
 	}
 
-	namespaceID, userIDstr := c.SignedInUser.GetNamespacedID()
+	namespaceID, userIDstr := c.SignedInUser.GetTypedID()
 
-	if namespaceID != identity.NamespaceUser {
+	if namespaceID != identity.TypeUser {
 		return false, nil
 	}
 
@@ -436,7 +436,7 @@ func (hs *HTTPServer) deleteDashboard(c *contextmodel.ReqContext) response.Respo
 		return response.Error(http.StatusBadRequest, "Use folders endpoint for deleting folders.", nil)
 	}
 
-	namespaceID, userIDStr := c.SignedInUser.GetNamespacedID()
+	namespaceID, userIDStr := c.SignedInUser.GetTypedID()
 
 	// disconnect all library elements for this dashboard
 	err = hs.LibraryElementService.DisconnectElementsFromDashboard(c.Req.Context(), dash.ID)
@@ -513,8 +513,8 @@ func (hs *HTTPServer) postDashboard(c *contextmodel.ReqContext, cmd dashboards.S
 	var err error
 
 	userID := int64(0)
-	namespaceID, userIDstr := c.SignedInUser.GetNamespacedID()
+	namespaceID, userIDstr := c.SignedInUser.GetTypedID()
-	if namespaceID != identity.NamespaceUser && namespaceID != identity.NamespaceServiceAccount {
+	if namespaceID != identity.TypeUser && namespaceID != identity.TypeServiceAccount {
 		hs.log.Debug("User does not belong to a user or service account namespace", "namespaceID", namespaceID, "userID", userIDstr)
 	} else {
 		userID, err = identity.IntIdentifier(namespaceID, userIDstr)
@@ -631,8 +631,8 @@ func (hs *HTTPServer) postDashboard(c *contextmodel.ReqContext, cmd dashboards.S
 func (hs *HTTPServer) GetHomeDashboard(c *contextmodel.ReqContext) response.Response {
 	userID := int64(0)
 	var err error
-	namespaceID, userIDstr := c.SignedInUser.GetNamespacedID()
+	namespaceID, userIDstr := c.SignedInUser.GetTypedID()
-	if namespaceID != identity.NamespaceUser && namespaceID != identity.NamespaceServiceAccount {
+	if namespaceID != identity.TypeUser && namespaceID != identity.TypeServiceAccount {
 		hs.log.Debug("User does not belong to a user or service account namespace", "namespaceID", namespaceID, "userID", userIDstr)
 	} else {
 		userID, err = identity.IntIdentifier(namespaceID, userIDstr)
@@ -1083,8 +1083,8 @@ func (hs *HTTPServer) RestoreDashboardVersion(c *contextmodel.ReqContext) respon
 	}
 
 	userID := int64(0)
-	namespaceID, userIDstr := c.SignedInUser.GetNamespacedID()
+	namespaceID, userIDstr := c.SignedInUser.GetTypedID()
-	if namespaceID != identity.NamespaceUser && namespaceID != identity.NamespaceServiceAccount {
+	if namespaceID != identity.TypeUser && namespaceID != identity.TypeServiceAccount {
 		hs.log.Warn("User does not belong to a user or service account namespace", "namespaceID", namespaceID, "userID", userIDstr)
 	} else {
 		userID, err = identity.IntIdentifier(namespaceID, userIDstr)

pkg/api/datasources.go

@@ -442,7 +442,7 @@ func (hs *HTTPServer) AddDataSource(c *contextmodel.ReqContext) response.Respons
 		return response.Error(http.StatusBadRequest, "bad request data", err)
 	}
 
-	userID, err := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+	userID, err := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 	if err != nil {
 		return response.Error(http.StatusInternalServerError,
 			"Failed to add datasource", err)

pkg/api/folder.go

@@ -194,8 +194,8 @@ func (hs *HTTPServer) setDefaultFolderPermissions(ctx context.Context, orgID int
 	var permissions []accesscontrol.SetResourcePermissionCommand
 	var userID int64
 
-	namespace, id := user.GetNamespacedID()
+	namespace, id := user.GetTypedID()
-	if namespace == identity.NamespaceUser {
+	if namespace == identity.TypeUser {
 		var errID error
 		userID, errID = identity.IntIdentifier(namespace, id)
 		if errID != nil {

pkg/api/index.go

@@ -28,7 +28,7 @@ func (hs *HTTPServer) setIndexViewData(c *contextmodel.ReqContext) (*dtos.IndexV
 		return nil, err
 	}
 
-	userID, _ := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+	userID, _ := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 
 	prefsQuery := pref.GetPreferenceWithDefaultsQuery{UserID: userID, OrgID: c.SignedInUser.GetOrgID(), Teams: c.Teams}
 	prefs, err := hs.preferenceService.GetWithDefaults(c.Req.Context(), &prefsQuery)
@@ -166,10 +166,10 @@ func (hs *HTTPServer) setIndexViewData(c *contextmodel.ReqContext) (*dtos.IndexV
 }
 
 func (hs *HTTPServer) buildUserAnalyticsSettings(c *contextmodel.ReqContext) dtos.AnalyticsSettings {
-	namespace, _ := c.SignedInUser.GetNamespacedID()
+	namespace, _ := c.SignedInUser.GetTypedID()
 
 	// Anonymous users do not have an email or auth info
-	if namespace != identity.NamespaceUser {
+	if namespace != identity.TypeUser {
 		return dtos.AnalyticsSettings{Identifier: "@" + hs.Cfg.AppURL}
 	}
 

pkg/api/login.go

@@ -257,7 +257,7 @@ func (hs *HTTPServer) Logout(c *contextmodel.ReqContext) {
 		return
 	}
 
-	_, id := c.SignedInUser.GetNamespacedID()
+	_, id := c.SignedInUser.GetTypedID()
 	hs.log.Info("Successful Logout", "userID", id)
 	c.Redirect(redirect.URL)
 }
@@ -305,7 +305,7 @@ func (hs *HTTPServer) redirectURLWithErrorCookie(c *contextmodel.ReqContext, err
 		var userID int64
 		if c.SignedInUser != nil && !c.SignedInUser.IsNil() {
 			var errID error
-			userID, errID = identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+			userID, errID = identity.UserIdentifier(c.SignedInUser.GetTypedID())
 			if errID != nil {
 				hs.log.Error("failed to retrieve user ID", "error", errID)
 			}

pkg/api/login_test.go

@@ -18,6 +18,7 @@ import (
 	"github.com/grafana/grafana/pkg/api/dtos"
 	"github.com/grafana/grafana/pkg/api/response"
 	"github.com/grafana/grafana/pkg/api/routing"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/components/simplejson"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/login/social"
@@ -331,7 +332,7 @@ func TestLoginPostRedirect(t *testing.T) {
 		HooksService: &hooks.HooksService{},
 		License:      &licensing.OSSLicensingService{},
 		authnService: &authntest.FakeService{
-			ExpectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:42"), SessionToken: &usertoken.UserToken{}},
+			ExpectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:42"), SessionToken: &usertoken.UserToken{}},
 		},
 		AuthTokenService: authtest.NewFakeUserAuthTokenService(),
 		Features:         featuremgmt.WithFeatures(),

pkg/api/org.go

@@ -132,8 +132,8 @@ func (hs *HTTPServer) CreateOrg(c *contextmodel.ReqContext) response.Response {
 		return response.Error(http.StatusBadRequest, "bad request data", err)
 	}
 
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser {
+	if namespace != identity.TypeUser {
 		return response.Error(http.StatusForbidden, "Only users can create organizations", nil)
 	}
 

pkg/api/org_invite.go

@@ -101,9 +101,9 @@ func (hs *HTTPServer) AddOrgInvite(c *contextmodel.ReqContext) response.Response
 	cmd.Name = inviteDto.Name
 	cmd.Status = tempuser.TmpUserInvitePending
 
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
 	var userID int64
-	if namespace == identity.NamespaceUser || namespace == identity.NamespaceServiceAccount {
+	if namespace == identity.TypeUser || namespace == identity.TypeServiceAccount {
 		var err error
 		userID, err = strconv.ParseInt(identifier, 10, 64)
 		if err != nil {

pkg/api/org_test.go

@@ -6,14 +6,14 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/grafana/grafana/pkg/services/authn"
-	"github.com/grafana/grafana/pkg/services/authn/authntest"
-
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
 	"github.com/grafana/grafana/pkg/services/accesscontrol/actest"
+	"github.com/grafana/grafana/pkg/services/authn"
+	"github.com/grafana/grafana/pkg/services/authn/authntest"
 	"github.com/grafana/grafana/pkg/services/org"
 	"github.com/grafana/grafana/pkg/services/org/orgtest"
 	"github.com/grafana/grafana/pkg/services/user"
@@ -267,7 +267,7 @@ func TestAPIEndpoint_GetOrg(t *testing.T) {
 	for _, tt := range tests {
 		t.Run(tt.desc, func(t *testing.T) {
 			expectedIdentity := &authn.Identity{
-				ID:    authn.MustParseNamespaceID("user:1"),
+				ID:    identity.MustParseTypedID("user:1"),
 				OrgID: 1,
 				Permissions: map[int64]map[string][]string{
 					0: accesscontrol.GroupScopesByActionContext(context.Background(), tt.permissions),

pkg/api/pluginproxy/ds_proxy_test.go

@@ -31,7 +31,6 @@ import (
 	pluginfakes "github.com/grafana/grafana/pkg/plugins/manager/fakes"
 	"github.com/grafana/grafana/pkg/services/accesscontrol/acimpl"
 	"github.com/grafana/grafana/pkg/services/accesscontrol/actest"
-	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/authz/zanzana"
 	contextmodel "github.com/grafana/grafana/pkg/services/contexthandler/model"
 	"github.com/grafana/grafana/pkg/services/datasources"
@@ -533,7 +532,7 @@ func TestDataSourceProxy_routeRule(t *testing.T) {
 			&contextmodel.ReqContext{
 				SignedInUser: &user.SignedInUser{
 					Login:        "test_user",
-					NamespacedID: authn.MustParseNamespaceID("user:1"),
+					NamespacedID: identity.MustParseTypedID("user:1"),
 				},
 			},
 			&setting.Cfg{SendUserHeader: true},

pkg/api/pluginproxy/pluginproxy_test.go

@@ -12,10 +12,10 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/plugins"
 	"github.com/grafana/grafana/pkg/services/accesscontrol/acimpl"
-	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/authz/zanzana"
 	contextmodel "github.com/grafana/grafana/pkg/services/contexthandler/model"
 	"github.com/grafana/grafana/pkg/services/featuremgmt"
@@ -79,7 +79,7 @@ func TestPluginProxy(t *testing.T) {
 			&contextmodel.ReqContext{
 				SignedInUser: &user.SignedInUser{
 					Login:        "test_user",
-					NamespacedID: authn.MustParseNamespaceID("user:1"),
+					NamespacedID: identity.MustParseTypedID("user:1"),
 				},
 				Context: &web.Context{
 					Req: httpReq,

pkg/api/preferences.go

@@ -22,7 +22,7 @@ func (hs *HTTPServer) SetHomeDashboard(c *contextmodel.ReqContext) response.Resp
 		return response.Error(http.StatusBadRequest, "bad request data", err)
 	}
 
-	userID, errID := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+	userID, errID := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 	if errID != nil {
 		return response.Error(http.StatusInternalServerError, "Failed to set home dashboard", errID)
 	}
@@ -64,7 +64,7 @@ func (hs *HTTPServer) SetHomeDashboard(c *contextmodel.ReqContext) response.Resp
 // 401: unauthorisedError
 // 500: internalServerError
 func (hs *HTTPServer) GetUserPreferences(c *contextmodel.ReqContext) response.Response {
-	userID, errID := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+	userID, errID := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 	if errID != nil {
 		return response.Error(http.StatusInternalServerError, "Failed to get user preferences", errID)
 	}
@@ -89,7 +89,7 @@ func (hs *HTTPServer) UpdateUserPreferences(c *contextmodel.ReqContext) response
 		return response.Error(http.StatusBadRequest, "bad request data", err)
 	}
 
-	userID, errID := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+	userID, errID := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 	if errID != nil {
 		return response.Error(http.StatusInternalServerError, "Failed to update user preferences", errID)
 	}
@@ -113,7 +113,7 @@ func (hs *HTTPServer) PatchUserPreferences(c *contextmodel.ReqContext) response.
 		return response.Error(http.StatusBadRequest, "bad request data", err)
 	}
 
-	userID, errID := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+	userID, errID := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 	if errID != nil {
 		return response.Error(http.StatusInternalServerError, "Failed to update user preferences", errID)
 	}

pkg/api/render.go

@@ -65,7 +65,7 @@ func (hs *HTTPServer) RenderHandler(c *contextmodel.ReqContext) {
 		headers["Accept-Language"] = acceptLanguageHeader
 	}
 
-	userID, errID := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+	userID, errID := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 	if errID != nil {
 		hs.log.Error("Failed to parse user id", "err", errID)
 	}

pkg/api/signup.go

@@ -47,7 +47,7 @@ func (hs *HTTPServer) SignUp(c *contextmodel.ReqContext) response.Response {
 		return response.Error(http.StatusUnprocessableEntity, "User with same email address already exists", nil)
 	}
 
-	userID, errID := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+	userID, errID := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 	if errID != nil {
 		hs.log.Error("Failed to parse user id", "err", errID)
 	}

pkg/api/user.go

@@ -31,8 +31,8 @@ import (
 // 404: notFoundError
 // 500: internalServerError
 func (hs *HTTPServer) GetSignedInUser(c *contextmodel.ReqContext) response.Response {
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser {
+	if namespace != identity.TypeUser {
 		return response.JSON(http.StatusOK, user.UserProfileDTO{
 			IsGrafanaAdmin: c.SignedInUser.GetIsGrafanaAdmin(),
 			OrgID:          c.SignedInUser.GetOrgID(),
@@ -278,8 +278,8 @@ func (hs *HTTPServer) handleUpdateUser(ctx context.Context, cmd user.UpdateUserC
 }
 
 func (hs *HTTPServer) StartEmailVerificaton(c *contextmodel.ReqContext) response.Response {
-	namespace, id := c.SignedInUser.GetNamespacedID()
+	namespace, id := c.SignedInUser.GetTypedID()
-	if !identity.IsNamespace(namespace, identity.NamespaceUser) {
+	if !identity.IsIdentityType(namespace, identity.TypeUser) {
 		return response.Error(http.StatusBadRequest, "Only users can verify their email", nil)
 	}
 
@@ -506,8 +506,8 @@ func (hs *HTTPServer) ChangeActiveOrgAndRedirectToHome(c *contextmodel.ReqContex
 		return
 	}
 
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser {
+	if namespace != identity.TypeUser {
 		c.JsonApiErr(http.StatusForbidden, "Endpoint only available for users", nil)
 		return
 	}
@@ -632,8 +632,8 @@ func (hs *HTTPServer) ClearHelpFlags(c *contextmodel.ReqContext) response.Respon
 }
 
 func getUserID(c *contextmodel.ReqContext) (int64, *response.NormalResponse) {
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser {
+	if namespace != identity.TypeUser {
 		return 0, response.Error(http.StatusForbidden, "Endpoint only available for users", nil)
 	}
 

pkg/api/user_token.go

@@ -32,8 +32,8 @@ import (
 // 403: forbiddenError
 // 500: internalServerError
 func (hs *HTTPServer) GetUserAuthTokens(c *contextmodel.ReqContext) response.Response {
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser {
+	if namespace != identity.TypeUser {
 		return response.Error(http.StatusForbidden, "entity not allowed to revoke tokens", nil)
 	}
 
@@ -63,8 +63,8 @@ func (hs *HTTPServer) RevokeUserAuthToken(c *contextmodel.ReqContext) response.R
 		return response.Error(http.StatusBadRequest, "bad request data", err)
 	}
 
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser {
+	if namespace != identity.TypeUser {
 		return response.Error(http.StatusForbidden, "entity not allowed to revoke tokens", nil)
 	}
 

pkg/apimachinery/identity/error.go

@@ -7,7 +7,7 @@ import (
 )
 
 var (
-	ErrInvalidNamespaceID       = errutil.BadRequest("auth.identity.invalid-namespace-id")
+	ErrInvalidTypedID           = errutil.BadRequest("auth.identity.invalid-typed-id")
 	ErrNotIntIdentifier         = errors.New("identifier is not an int64")
 	ErrIdentifierNotInitialized = errors.New("identifier is not initialized")
 )

pkg/apimachinery/identity/namespace.go

@@ -6,120 +6,131 @@ import (
 	"strings"
 )
 
-type Namespace string
+type IdentityType string
 
 const (
-	NamespaceUser           Namespace = "user"
+	TypeUser           IdentityType = "user"
-	NamespaceAPIKey         Namespace = "api-key"
+	TypeAPIKey         IdentityType = "api-key"
-	NamespaceServiceAccount Namespace = "service-account"
+	TypeServiceAccount IdentityType = "service-account"
-	NamespaceAnonymous      Namespace = "anonymous"
+	TypeAnonymous      IdentityType = "anonymous"
-	NamespaceRenderService  Namespace = "render"
+	TypeRenderService  IdentityType = "render"
-	NamespaceAccessPolicy   Namespace = "access-policy"
+	TypeAccessPolicy   IdentityType = "access-policy"
-	NamespaceProvisioning   Namespace = "provisioning"
+	TypeProvisioning   IdentityType = "provisioning"
-	NamespaceEmpty          Namespace = ""
+	TypeEmpty          IdentityType = ""
 )
 
-func (n Namespace) String() string {
+func (n IdentityType) String() string {
 	return string(n)
 }
 
-func ParseNamespace(str string) (Namespace, error) {
+func ParseType(str string) (IdentityType, error) {
 	switch str {
-	case string(NamespaceUser):
+	case string(TypeUser):
-		return NamespaceUser, nil
+		return TypeUser, nil
-	case string(NamespaceAPIKey):
+	case string(TypeAPIKey):
-		return NamespaceAPIKey, nil
+		return TypeAPIKey, nil
-	case string(NamespaceServiceAccount):
+	case string(TypeServiceAccount):
-		return NamespaceServiceAccount, nil
+		return TypeServiceAccount, nil
-	case string(NamespaceAnonymous):
+	case string(TypeAnonymous):
-		return NamespaceAnonymous, nil
+		return TypeAnonymous, nil
-	case string(NamespaceRenderService):
+	case string(TypeRenderService):
-		return NamespaceRenderService, nil
+		return TypeRenderService, nil
-	case string(NamespaceAccessPolicy):
+	case string(TypeAccessPolicy):
-		return NamespaceAccessPolicy, nil
+		return TypeAccessPolicy, nil
 	default:
-		return "", ErrInvalidNamespaceID.Errorf("got invalid namespace %s", str)
+		return "", ErrInvalidTypedID.Errorf("got invalid identity type %s", str)
 	}
 }
 
-var AnonymousNamespaceID = NewNamespaceID(NamespaceAnonymous, 0)
+// IsIdentityType returns true if type matches any expected identity type
+func IsIdentityType(typ IdentityType, expected ...IdentityType) bool {
+	for _, e := range expected {
+		if typ == e {
+			return true
+		}
+	}
+
+	return false
+}
+
+var AnonymousTypedID = NewTypedID(TypeAnonymous, 0)
 
-func ParseNamespaceID(str string) (NamespaceID, error) {
+func ParseTypedID(str string) (TypedID, error) {
-	var namespaceID NamespaceID
+	var typeID TypedID
 
 	parts := strings.Split(str, ":")
 	if len(parts) != 2 {
-		return namespaceID, ErrInvalidNamespaceID.Errorf("expected namespace id to have 2 parts")
+		return typeID, ErrInvalidTypedID.Errorf("expected typed id to have 2 parts")
 	}
 
-	namespace, err := ParseNamespace(parts[0])
+	t, err := ParseType(parts[0])
 	if err != nil {
-		return namespaceID, err
+		return typeID, err
 	}
 
-	namespaceID.id = parts[1]
+	typeID.id = parts[1]
-	namespaceID.namespace = namespace
+	typeID.t = t
 
-	return namespaceID, nil
+	return typeID, nil
 }
 
-// MustParseNamespaceID parses namespace id, it will panic if it fails to do so.
+// MustParseTypedID parses namespace id, it will panic if it fails to do so.
 // Suitable to use in tests or when we can guarantee that we pass a correct format.
-func MustParseNamespaceID(str string) NamespaceID {
+func MustParseTypedID(str string) TypedID {
-	namespaceID, err := ParseNamespaceID(str)
+	typeID, err := ParseTypedID(str)
 	if err != nil {
 		panic(err)
 	}
-	return namespaceID
+	return typeID
 }
 
-func NewNamespaceID(namespace Namespace, id int64) NamespaceID {
+func NewTypedID(t IdentityType, id int64) TypedID {
-	return NamespaceID{
+	return TypedID{
 		id: strconv.FormatInt(id, 10),
-		namespace: namespace,
+		t:  t,
 	}
 }
 
-// NewNamespaceIDString creates a new NamespaceID with a string id
+// NewTypedIDString creates a new TypedID with a string id
-func NewNamespaceIDString(namespace Namespace, id string) NamespaceID {
+func NewTypedIDString(t IdentityType, id string) TypedID {
-	return NamespaceID{
+	return TypedID{
 		id: id,
-		namespace: namespace,
+		t:  t,
 	}
 }
 
 // FIXME: use this instead of encoded string through the codebase
-type NamespaceID struct {
+type TypedID struct {
 	id string
-	namespace Namespace
+	t  IdentityType
 }
 
-func (ni NamespaceID) ID() string {
+func (ni TypedID) ID() string {
 	return ni.id
 }
 
 // UserID will try to parse and int64 identifier if namespace is either user or service-account.
 // For all other namespaces '0' will be returned.
-func (ni NamespaceID) UserID() (int64, error) {
+func (ni TypedID) UserID() (int64, error) {
-	if ni.IsNamespace(NamespaceUser, NamespaceServiceAccount) {
+	if ni.IsType(TypeUser, TypeServiceAccount) {
 		return ni.ParseInt()
 	}
 	return 0, nil
 }
 
 // ParseInt will try to parse the id as an int64 identifier.
-func (ni NamespaceID) ParseInt() (int64, error) {
+func (ni TypedID) ParseInt() (int64, error) {
 	return strconv.ParseInt(ni.id, 10, 64)
 }
 
-func (ni NamespaceID) Namespace() Namespace {
+func (ni TypedID) Type() IdentityType {
-	return ni.namespace
+	return ni.t
 }
 
-func (ni NamespaceID) IsNamespace(expected ...Namespace) bool {
+func (ni TypedID) IsType(expected ...IdentityType) bool {
-	return IsNamespace(ni.namespace, expected...)
+	return IsIdentityType(ni.t, expected...)
 }
 
-func (ni NamespaceID) String() string {
+func (ni TypedID) String() string {
-	return fmt.Sprintf("%s:%s", ni.namespace, ni.id)
+	return fmt.Sprintf("%s:%s", ni.t, ni.id)
 }

pkg/apimachinery/identity/requester.go

@@ -7,13 +7,13 @@ import (
 
 type Requester interface {
 	// GetID returns namespaced id for the entity
-	GetID() NamespaceID
+	GetID() TypedID
-	// GetNamespacedID returns the namespace and ID of the active entity.
+	// GetTypedID returns the namespace and ID of the active entity.
 	// The namespace is one of the constants defined in pkg/apimachinery/identity.
 	// Deprecated: use GetID instead
-	GetNamespacedID() (namespace Namespace, identifier string)
+	GetTypedID() (kind IdentityType, identifier string)
 	// GetUID returns namespaced uid for the entity
-	GetUID() NamespaceID
+	GetUID() TypedID
 	// GetDisplayName returns the display name of the active entity.
 	// The display name is the name if it is set, otherwise the login or email.
 	GetDisplayName() string
@@ -68,25 +68,14 @@ type Requester interface {
 	GetIDToken() string
 }
 
-// IsNamespace returns true if namespace matches any expected namespace
-func IsNamespace(namespace Namespace, expected ...Namespace) bool {
-	for _, e := range expected {
-		if namespace == e {
-			return true
-		}
-	}
-
-	return false
-}
-
 // IntIdentifier converts a string identifier to an int64.
 // Applicable for users, service accounts, api keys and renderer service.
 // Errors if the identifier is not initialized or if namespace is not recognized.
-func IntIdentifier(namespace Namespace, identifier string) (int64, error) {
+func IntIdentifier(kind IdentityType, identifier string) (int64, error) {
-	if IsNamespace(namespace, NamespaceUser, NamespaceAPIKey, NamespaceServiceAccount, NamespaceRenderService) {
+	if IsIdentityType(kind, TypeUser, TypeAPIKey, TypeServiceAccount, TypeRenderService) {
 		id, err := strconv.ParseInt(identifier, 10, 64)
 		if err != nil {
-			return 0, fmt.Errorf("unrecognized format for valid namespace %s: %w", namespace, err)
+			return 0, fmt.Errorf("unrecognized format for valid type %s: %w", kind, err)
 		}
 
 		if id < 1 {
@@ -102,14 +91,14 @@ func IntIdentifier(namespace Namespace, identifier string) (int64, error) {
 // UserIdentifier converts a string identifier to an int64.
 // Errors if the identifier is not initialized or if namespace is not recognized.
 // Returns 0 if the namespace is not user or service account
-func UserIdentifier(namespace Namespace, identifier string) (int64, error) {
+func UserIdentifier(kind IdentityType, identifier string) (int64, error) {
-	userID, err := IntIdentifier(namespace, identifier)
+	userID, err := IntIdentifier(kind, identifier)
 	if err != nil {
 		// FIXME: return this error once entity namespaces are handled by stores
 		return 0, nil
 	}
 
-	if IsNamespace(namespace, NamespaceUser, NamespaceServiceAccount) {
+	if IsIdentityType(kind, TypeUser, TypeServiceAccount) {
 		return userID, nil
 	}
 

pkg/apimachinery/identity/static.go

@@ -9,7 +9,7 @@ var _ Requester = &StaticRequester{}
 // This is mostly copied from:
 // https://github.com/grafana/grafana/blob/v11.0.0/pkg/services/user/identity.go#L16
 type StaticRequester struct {
-	Namespace                  Namespace
+	Type                       IdentityType
 	UserID                     int64
 	UserUID                    string
 	OrgID                      int64
@@ -105,19 +105,19 @@ func (u *StaticRequester) HasUniqueId() bool {
 }
 
 // GetID returns namespaced id for the entity
-func (u *StaticRequester) GetID() NamespaceID {
+func (u *StaticRequester) GetID() TypedID {
-	return NewNamespaceIDString(u.Namespace, fmt.Sprintf("%d", u.UserID))
+	return NewTypedIDString(u.Type, fmt.Sprintf("%d", u.UserID))
 }
 
 // GetUID returns namespaced uid for the entity
-func (u *StaticRequester) GetUID() NamespaceID {
+func (u *StaticRequester) GetUID() TypedID {
-	return NewNamespaceIDString(u.Namespace, u.UserUID)
+	return NewTypedIDString(u.Type, u.UserUID)
 }
 
-// GetNamespacedID returns the namespace and ID of the active entity
+// GetTypedID returns the namespace and ID of the active entity
 // The namespace is one of the constants defined in pkg/apimachinery/identity
-func (u *StaticRequester) GetNamespacedID() (Namespace, string) {
+func (u *StaticRequester) GetTypedID() (IdentityType, string) {
-	return u.Namespace, fmt.Sprintf("%d", u.UserID)
+	return u.Type, fmt.Sprintf("%d", u.UserID)
 }
 
 func (u *StaticRequester) GetAuthID() string {

pkg/apiserver/endpoints/filters/requester.go

@@ -26,7 +26,7 @@ func WithRequester(handler http.Handler) http.Handler {
 		if ok {
 			if info.GetName() == user.Anonymous {
 				requester = &identity.StaticRequester{
-					Namespace:   identity.NamespaceAnonymous,
+					Type:        identity.TypeAnonymous,
 					Name:        info.GetName(),
 					Login:       info.GetName(),
 					Permissions: map[int64]map[string][]string{},
@@ -37,7 +37,7 @@ func WithRequester(handler http.Handler) http.Handler {
 				slices.Contains(info.GetGroups(), user.SystemPrivilegedGroup) {
 				orgId := int64(1)
 				requester = &identity.StaticRequester{
-					Namespace: identity.NamespaceServiceAccount, // system:apiserver
+					Type:    identity.TypeServiceAccount, // system:apiserver
 					UserID:  1,
 					OrgID:   orgId,
 					Name:    info.GetName(),

pkg/middleware/auth_test.go

@@ -10,6 +10,7 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log/logtest"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/plugins"
@@ -62,7 +63,7 @@ func TestAuth_Middleware(t *testing.T) {
 			desc:           "ReqSignedIn should return 200 for anonymous user",
 			path:           "/api/secure",
 			authMiddleware: ReqSignedIn,
-			identity:       &authn.Identity{ID: authn.AnonymousNamespaceID},
+			identity:       &authn.Identity{ID: identity.AnonymousTypedID},
 			expecedReached: true,
 			expectedCode:   http.StatusOK,
 		},
@@ -70,7 +71,7 @@ func TestAuth_Middleware(t *testing.T) {
 			desc:           "ReqSignedIn should return redirect anonymous user with forceLogin query string",
 			path:           "/secure?forceLogin=true",
 			authMiddleware: ReqSignedIn,
-			identity:       &authn.Identity{ID: authn.AnonymousNamespaceID},
+			identity:       &authn.Identity{ID: identity.AnonymousTypedID},
 			expecedReached: false,
 			expectedCode:   http.StatusFound,
 		},
@@ -78,7 +79,7 @@ func TestAuth_Middleware(t *testing.T) {
 			desc:           "ReqSignedIn should return redirect anonymous user when orgId in query string is different from currently used",
 			path:           "/secure?orgId=2",
 			authMiddleware: ReqSignedIn,
-			identity:       &authn.Identity{ID: authn.AnonymousNamespaceID, OrgID: 1},
+			identity:       &authn.Identity{ID: identity.AnonymousTypedID, OrgID: 1},
 			expecedReached: false,
 			expectedCode:   http.StatusFound,
 		},
@@ -86,7 +87,7 @@ func TestAuth_Middleware(t *testing.T) {
 			desc:           "ReqSignedInNoAnonymous should return 401 for anonymous user",
 			path:           "/api/secure",
 			authMiddleware: ReqSignedInNoAnonymous,
-			identity:       &authn.Identity{ID: authn.AnonymousNamespaceID},
+			identity:       &authn.Identity{ID: identity.AnonymousTypedID},
 			expecedReached: false,
 			expectedCode:   http.StatusUnauthorized,
 		},
@@ -94,7 +95,7 @@ func TestAuth_Middleware(t *testing.T) {
 			desc:           "ReqSignedInNoAnonymous should return 200 for authenticated user",
 			path:           "/api/secure",
 			authMiddleware: ReqSignedInNoAnonymous,
-			identity:       &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			identity:       &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 			expecedReached: true,
 			expectedCode:   http.StatusOK,
 		},
@@ -102,7 +103,7 @@ func TestAuth_Middleware(t *testing.T) {
 			desc:           "snapshot public mode disabled should return 200 for authenticated user",
 			path:           "/api/secure",
 			authMiddleware: SnapshotPublicModeOrSignedIn(&setting.Cfg{SnapshotPublicMode: false}),
-			identity:       &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			identity:       &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 			expecedReached: true,
 			expectedCode:   http.StatusOK,
 		},

pkg/middleware/quota_test.go

@@ -5,6 +5,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/auth"
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/quota/quotatest"
@@ -52,7 +53,7 @@ func TestMiddlewareQuota(t *testing.T) {
 
 	t.Run("with user logged in", func(t *testing.T) {
 		setUp := func(sc *scenarioContext) {
-			sc.withIdentity(&authn.Identity{ID: authn.MustParseNamespaceID("user:1"), SessionToken: &auth.UserToken{UserId: 12}})
+			sc.withIdentity(&authn.Identity{ID: identity.MustParseTypedID("user:1"), SessionToken: &auth.UserToken{UserId: 12}})
 		}
 
 		middlewareScenario(t, "global datasource quota reached", func(t *testing.T, sc *scenarioContext) {

pkg/registry/apis/dashboard/legacy/sql_dashboards.go

@@ -333,9 +333,9 @@ func (a *dashboardSqlAccess) scanRow(rows *sql.Rows) (*dashboardRow, error) {
 
 func getUserID(v sql.NullString) string {
 	if v.String == "" {
-		return identity.NewNamespaceIDString(identity.NamespaceProvisioning, "").String()
+		return identity.NewTypedIDString(identity.TypeProvisioning, "").String()
 	}
-	return identity.NewNamespaceIDString(identity.NamespaceUser, v.String).String()
+	return identity.NewTypedIDString(identity.TypeUser, v.String).String()
 }
 
 // DeleteDashboard implements DashboardAccess.

pkg/services/accesscontrol/accesscontrol.go

@@ -2,7 +2,6 @@ package accesscontrol
 
 import (
 	"context"
-	"errors"
 	"fmt"
 	"strings"
 
@@ -84,7 +83,7 @@ type SearchOptions struct {
 	Action       string
 	ActionSets   []string
 	Scope        string
-	NamespacedID string    // ID of the identity (ex: user:3, service-account:4)
+	TypedID      identity.TypedID // ID of the identity (ex: user:3, service-account:4)
 	wildcards    Wildcards        // private field computed based on the Scope
 	RolePrefixes []string
 }
@@ -105,21 +104,17 @@ func (s *SearchOptions) Wildcards() []string {
 }
 
 func (s *SearchOptions) ComputeUserID() (int64, error) {
-	if s.NamespacedID == "" {
+	id, err := s.TypedID.ParseInt()
-		return 0, errors.New("namespacedID must be set")
-	}
-
-	id, err := identity.ParseNamespaceID(s.NamespacedID)
 	if err != nil {
 		return 0, err
 	}
 
 	// Validate namespace type is user or service account
-	if id.Namespace() != identity.NamespaceUser && id.Namespace() != identity.NamespaceServiceAccount {
+	if s.TypedID.Type() != identity.TypeUser && s.TypedID.Type() != identity.TypeServiceAccount {
-		return 0, fmt.Errorf("invalid namespace: %s", id.Namespace())
+		return 0, fmt.Errorf("invalid type: %s", s.TypedID.Type())
 	}
 
-	return id.ParseInt()
+	return id, nil
 }
 
 type SyncUserRolesCommand struct {

pkg/services/accesscontrol/acimpl/accesscontrol.go

@@ -191,6 +191,6 @@ func (a *AccessControl) RegisterScopeAttributeResolver(prefix string, resolver a
 }
 
 func (a *AccessControl) debug(ctx context.Context, ident identity.Requester, msg string, eval accesscontrol.Evaluator) {
-	namespace, id := ident.GetNamespacedID()
+	namespace, id := ident.GetTypedID()
 	a.log.FromContext(ctx).Debug(msg, "namespace", namespace, "id", id, "orgID", ident.GetOrgID(), "permissions", eval.GoString())
 }

pkg/services/accesscontrol/acimpl/service.go

@@ -25,7 +25,6 @@ import (
 	"github.com/grafana/grafana/pkg/services/accesscontrol/database"
 	"github.com/grafana/grafana/pkg/services/accesscontrol/migrator"
 	"github.com/grafana/grafana/pkg/services/accesscontrol/pluginutils"
-	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/authz/zanzana"
 	"github.com/grafana/grafana/pkg/services/dashboards"
 	"github.com/grafana/grafana/pkg/services/featuremgmt"
@@ -141,7 +140,7 @@ func (s *Service) getUserPermissions(ctx context.Context, user identity.Requeste
 		permissions = append(permissions, SharedWithMeFolderPermission)
 	}
 
-	userID, err := identity.UserIdentifier(user.GetNamespacedID())
+	userID, err := identity.UserIdentifier(user.GetTypedID())
 	if err != nil {
 		return nil, err
 	}
@@ -209,10 +208,10 @@ func (s *Service) getUserDirectPermissions(ctx context.Context, user identity.Re
 	ctx, span := s.tracer.Start(ctx, "authz.getUserDirectPermissions")
 	defer span.End()
 
-	namespace, identifier := user.GetNamespacedID()
+	namespace, identifier := user.GetTypedID()
 
 	var userID int64
-	if namespace == authn.NamespaceUser || namespace == authn.NamespaceServiceAccount {
+	if namespace == identity.TypeUser || namespace == identity.TypeServiceAccount {
 		var err error
 		userID, err = strconv.ParseInt(identifier, 10, 64)
 		if err != nil {
@@ -483,7 +482,7 @@ func (s *Service) SearchUsersPermissions(ctx context.Context, usr identity.Reque
 
 	// Limit roles to available in OSS
 	options.RolePrefixes = OSSRolesPrefixes
-	if options.NamespacedID != "" {
+	if options.TypedID.Type() != "" {
 		userID, err := options.ComputeUserID()
 		if err != nil {
 			s.log.Error("Failed to resolve user ID", "error", err)
@@ -598,7 +597,7 @@ func (s *Service) SearchUserPermissions(ctx context.Context, orgID int64, search
 	timer := prometheus.NewTimer(metrics.MAccessPermissionsSummary)
 	defer timer.ObserveDuration()
 
-	if searchOptions.NamespacedID == "" {
+	if searchOptions.TypedID.Type() == "" {
 		return nil, fmt.Errorf("expected namespaced ID to be specified")
 	}
 

pkg/services/accesscontrol/acimpl/service_bench_test.go

@@ -8,6 +8,7 @@ import (
 
 	"github.com/stretchr/testify/require"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/db"
 	"github.com/grafana/grafana/pkg/infra/localcache"
 	"github.com/grafana/grafana/pkg/infra/log"
@@ -261,7 +262,7 @@ func benchSearchUserWithAction(b *testing.B, usersCount, resourceCount int) {
 
 	for n := 0; n < b.N; n++ {
 		usersPermissions, err := acService.SearchUsersPermissions(context.Background(), siu,
-			accesscontrol.SearchOptions{Action: "resources:action2", NamespacedID: "user:14"})
+			accesscontrol.SearchOptions{Action: "resources:action2", TypedID: identity.NewTypedID(identity.TypeUser, 14)})
 		require.NoError(b, err)
 		require.Len(b, usersPermissions, 1)
 		for _, permissions := range usersPermissions {

pkg/services/accesscontrol/acimpl/service_test.go

@@ -2,7 +2,6 @@ package acimpl
 
 import (
 	"context"
-	"fmt"
 	"strings"
 	"testing"
 
@@ -544,7 +543,7 @@ func TestService_SearchUsersPermissions(t *testing.T) {
 			// only the user's basic roles and the user's stored permissions
 			name:           "check namespacedId filter works correctly",
 			siuPermissions: listAllPerms,
-			searchOption:   accesscontrol.SearchOptions{NamespacedID: fmt.Sprintf("%s:1", identity.NamespaceServiceAccount)},
+			searchOption:   accesscontrol.SearchOptions{TypedID: identity.NewTypedID(identity.TypeServiceAccount, 1)},
 			ramRoles: map[string]*accesscontrol.RoleDTO{
 				string(identity.RoleEditor): {Permissions: []accesscontrol.Permission{
 					{Action: accesscontrol.ActionTeamsRead, Scope: "teams:*"},
@@ -616,7 +615,7 @@ func TestService_SearchUserPermissions(t *testing.T) {
 			name: "ram only",
 			searchOption: accesscontrol.SearchOptions{
 				ActionPrefix: "teams",
-				NamespacedID: fmt.Sprintf("%s:2", identity.NamespaceUser),
+				TypedID:      identity.NewTypedID(identity.TypeUser, 2),
 			},
 			ramRoles: map[string]*accesscontrol.RoleDTO{
 				string(identity.RoleEditor): {Permissions: []accesscontrol.Permission{
@@ -641,7 +640,7 @@ func TestService_SearchUserPermissions(t *testing.T) {
 			name: "stored only",
 			searchOption: accesscontrol.SearchOptions{
 				ActionPrefix: "teams",
-				NamespacedID: fmt.Sprintf("%s:2", identity.NamespaceUser),
+				TypedID:      identity.NewTypedID(identity.TypeUser, 2),
 			},
 			storedPerms: map[int64][]accesscontrol.Permission{
 				1: {{Action: accesscontrol.ActionTeamsRead, Scope: "teams:id:1"}},
@@ -661,7 +660,7 @@ func TestService_SearchUserPermissions(t *testing.T) {
 			name: "ram and stored",
 			searchOption: accesscontrol.SearchOptions{
 				ActionPrefix: "teams",
-				NamespacedID: fmt.Sprintf("%s:2", identity.NamespaceUser),
+				TypedID:      identity.NewTypedID(identity.TypeUser, 2),
 			},
 			ramRoles: map[string]*accesscontrol.RoleDTO{
 				string(identity.RoleAdmin): {Permissions: []accesscontrol.Permission{
@@ -691,7 +690,7 @@ func TestService_SearchUserPermissions(t *testing.T) {
 			name: "check action prefix filter works correctly",
 			searchOption: accesscontrol.SearchOptions{
 				ActionPrefix: "teams",
-				NamespacedID: fmt.Sprintf("%s:1", identity.NamespaceUser),
+				TypedID:      identity.NewTypedID(identity.TypeUser, 1),
 			},
 			ramRoles: map[string]*accesscontrol.RoleDTO{
 				string(identity.RoleEditor): {Permissions: []accesscontrol.Permission{
@@ -713,7 +712,7 @@ func TestService_SearchUserPermissions(t *testing.T) {
 			name: "check action filter works correctly",
 			searchOption: accesscontrol.SearchOptions{
 				Action:  accesscontrol.ActionTeamsRead,
-				NamespacedID: fmt.Sprintf("%s:1", identity.NamespaceUser),
+				TypedID: identity.NewTypedID(identity.TypeUser, 1),
 			},
 			ramRoles: map[string]*accesscontrol.RoleDTO{
 				string(identity.RoleEditor): {Permissions: []accesscontrol.Permission{
@@ -735,7 +734,7 @@ func TestService_SearchUserPermissions(t *testing.T) {
 			name: "check action sets are correctly included if an action is specified",
 			searchOption: accesscontrol.SearchOptions{
 				Action:  "dashboards:read",
-				NamespacedID: fmt.Sprintf("%s:1", identity.NamespaceUser),
+				TypedID: identity.NewTypedID(identity.TypeUser, 1),
 			},
 			withActionSets: true,
 			actionSets: map[string][]string{
@@ -768,7 +767,7 @@ func TestService_SearchUserPermissions(t *testing.T) {
 			name: "check action sets are correctly included if an action prefix is specified",
 			searchOption: accesscontrol.SearchOptions{
 				ActionPrefix: "dashboards",
-				NamespacedID: fmt.Sprintf("%s:1", identity.NamespaceUser),
+				TypedID:      identity.NewTypedID(identity.TypeUser, 1),
 			},
 			withActionSets: true,
 			actionSets: map[string][]string{

pkg/services/accesscontrol/api/api.go

@@ -5,6 +5,7 @@ import (
 
 	"github.com/grafana/grafana/pkg/api/response"
 	"github.com/grafana/grafana/pkg/api/routing"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/middleware"
 	"github.com/grafana/grafana/pkg/middleware/requestmeta"
 	ac "github.com/grafana/grafana/pkg/services/accesscontrol"
@@ -71,16 +72,23 @@ func (api *AccessControlAPI) searchUsersPermissions(c *contextmodel.ReqContext)
 		ActionPrefix: c.Query("actionPrefix"),
 		Action:       c.Query("action"),
 		Scope:        c.Query("scope"),
-		NamespacedID: c.Query("namespacedId"),
 	}
+	namespacedId := c.Query("namespacedId")
 
 	// Validate inputs
 	if searchOptions.ActionPrefix != "" && searchOptions.Action != "" {
 		return response.JSON(http.StatusBadRequest, "'action' and 'actionPrefix' are mutually exclusive")
 	}
-	if searchOptions.NamespacedID == "" && searchOptions.ActionPrefix == "" && searchOptions.Action == "" {
+	if namespacedId == "" && searchOptions.ActionPrefix == "" && searchOptions.Action == "" {
 		return response.JSON(http.StatusBadRequest, "at least one search option must be provided")
 	}
+	if namespacedId != "" {
+		var err error
+		searchOptions.TypedID, err = identity.ParseTypedID(namespacedId)
+		if err != nil {
+			return response.Error(http.StatusBadGateway, "invalid namespacedId", err)
+		}
+	}
 
 	// Compute metadata
 	permissions, err := api.Service.SearchUsersPermissions(c.Req.Context(), c.SignedInUser, searchOptions)

pkg/services/accesscontrol/authorize_in_org_test.go

@@ -9,6 +9,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
 	"github.com/grafana/grafana/pkg/services/accesscontrol/acimpl"
 	"github.com/grafana/grafana/pkg/services/accesscontrol/actest"
@@ -186,7 +187,7 @@ func TestAuthorizeInOrgMiddleware(t *testing.T) {
 			req := httptest.NewRequest(http.MethodGet, "/api/endpoint", nil)
 
 			expectedIdentity := &authn.Identity{
-				ID:          authn.NewNamespaceID(authn.NamespaceUser, tc.ctxSignedInUser.UserID),
+				ID:          identity.NewTypedID(identity.TypeUser, tc.ctxSignedInUser.UserID),
 				OrgID:       tc.targetOrgId,
 				Permissions: map[int64]map[string][]string{},
 			}

pkg/services/accesscontrol/cacheutils_test.go

@@ -21,7 +21,7 @@ func TestPermissionCacheKey(t *testing.T) {
 			signedInUser: &user.SignedInUser{
 				OrgID:        1,
 				UserID:       1,
-				NamespacedID: identity.MustParseNamespaceID("user:1"),
+				NamespacedID: identity.MustParseTypedID("user:1"),
 			},
 			expected: "rbac-permissions-1-user-1",
 		},
@@ -31,7 +31,7 @@ func TestPermissionCacheKey(t *testing.T) {
 				OrgID:            1,
 				ApiKeyID:         1,
 				IsServiceAccount: false,
-				NamespacedID:     identity.MustParseNamespaceID("user:1"),
+				NamespacedID:     identity.MustParseTypedID("user:1"),
 			},
 			expected: "rbac-permissions-1-api-key-1",
 		},
@@ -41,7 +41,7 @@ func TestPermissionCacheKey(t *testing.T) {
 				OrgID:            1,
 				UserID:           1,
 				IsServiceAccount: true,
-				NamespacedID:     identity.MustParseNamespaceID("service-account:1"),
+				NamespacedID:     identity.MustParseTypedID("service-account:1"),
 			},
 			expected: "rbac-permissions-1-service-account-1",
 		},
@@ -51,7 +51,7 @@ func TestPermissionCacheKey(t *testing.T) {
 				OrgID:            1,
 				UserID:           -1,
 				IsServiceAccount: true,
-				NamespacedID:     identity.MustParseNamespaceID("service-account:-1"),
+				NamespacedID:     identity.MustParseTypedID("service-account:-1"),
 			},
 			expected: "rbac-permissions-1-service-account--1",
 		},
@@ -60,7 +60,7 @@ func TestPermissionCacheKey(t *testing.T) {
 			signedInUser: &user.SignedInUser{
 				OrgID:        1,
 				OrgRole:      org.RoleNone,
-				NamespacedID: identity.MustParseNamespaceID("user:1"),
+				NamespacedID: identity.MustParseTypedID("user:1"),
 			},
 			expected: "rbac-permissions-1-user-None",
 		},

pkg/services/accesscontrol/database/database.go

@@ -163,8 +163,8 @@ func (s *AccessControlStore) SearchUsersPermissions(ctx context.Context, orgID i
 	}
 	dbPerms := make([]UserRBACPermission, 0)
 
-	var userID int64
+	userID := int64(-1)
-	if options.NamespacedID != "" {
+	if options.TypedID.Type() != "" {
 		var err error
 		userID, err = options.ComputeUserID()
 		if err != nil {
@@ -181,26 +181,26 @@ func (s *AccessControlStore) SearchUsersPermissions(ctx context.Context, orgID i
 		params := []any{}
 
 		direct := userAssignsSQL
-		if options.NamespacedID != "" {
+		if userID >= 0 {
 			direct += " WHERE ur.user_id = ?"
 			params = append(params, userID)
 		}
 
 		team := teamAssignsSQL
-		if options.NamespacedID != "" {
+		if userID >= 0 {
 			team += " WHERE tm.user_id = ?"
 			params = append(params, userID)
 		}
 
 		basic := basicRoleAssignsSQL
-		if options.NamespacedID != "" {
+		if userID >= 0 {
 			basic += " WHERE ou.user_id = ?"
 			params = append(params, userID)
 		}
 
 		grafanaAdmin := fmt.Sprintf(grafanaAdminAssignsSQL, s.sql.ReadReplica().Quote("user"))
 		params = append(params, accesscontrol.RoleGrafanaAdmin)
-		if options.NamespacedID != "" {
+		if userID >= 0 {
 			grafanaAdmin += " AND sa.user_id = ?"
 			params = append(params, userID)
 		}

pkg/services/accesscontrol/database/database_test.go

@@ -626,7 +626,7 @@ func TestIntegrationAccessControlStore_SearchUsersPermissions(t *testing.T) {
 			},
 			options: accesscontrol.SearchOptions{
 				ActionPrefix: "teams:",
-				NamespacedID: fmt.Sprintf("%s:1", identity.NamespaceUser),
+				TypedID:      identity.NewTypedID(identity.TypeUser, 1),
 			},
 			wantPerm: map[int64][]accesscontrol.Permission{
 				1: {{Action: "teams:read", Scope: "teams:id:1"}, {Action: "teams:read", Scope: "teams:id:10"},

pkg/services/accesscontrol/middleware.go

@@ -80,7 +80,7 @@ func deny(c *contextmodel.ReqContext, evaluator Evaluator, err error) {
 	if err != nil {
 		c.Logger.Error("Error from access control system", "error", err, "accessErrorID", id)
 	} else {
-		namespace, identifier := c.SignedInUser.GetNamespacedID()
+		namespace, identifier := c.SignedInUser.GetTypedID()
 		c.Logger.Info(
 			"Access denied",
 			"namespace", namespace,

pkg/services/anonymous/anonimpl/client.go

@@ -69,11 +69,11 @@ func (a *Anonymous) Test(ctx context.Context, r *authn.Request) bool {
 	return true
 }
 
-func (a *Anonymous) Namespace() string {
+func (a *Anonymous) IdentityType() identity.IdentityType {
-	return authn.NamespaceAnonymous.String()
+	return identity.TypeAnonymous
 }
 
-func (a *Anonymous) ResolveIdentity(ctx context.Context, orgID int64, namespaceID identity.NamespaceID) (*authn.Identity, error) {
+func (a *Anonymous) ResolveIdentity(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*authn.Identity, error) {
 	o, err := a.orgService.GetByName(ctx, &org.GetOrgByNameQuery{Name: a.cfg.AnonymousOrgName})
 	if err != nil {
 		return nil, err
@@ -84,7 +84,7 @@ func (a *Anonymous) ResolveIdentity(ctx context.Context, orgID int64, namespaceI
 	}
 
 	// Anonymous identities should always have the same namespace id.
-	if namespaceID != authn.AnonymousNamespaceID {
+	if namespaceID != identity.AnonymousTypedID {
 		return nil, errInvalidID
 	}
 
@@ -109,7 +109,7 @@ func (a *Anonymous) Priority() uint {
 
 func (a *Anonymous) newAnonymousIdentity(o *org.Org) *authn.Identity {
 	return &authn.Identity{
-		ID:           authn.AnonymousNamespaceID,
+		ID:           identity.AnonymousTypedID,
 		OrgID:        o.ID,
 		OrgName:      o.Name,
 		OrgRoles:     map[int64]org.RoleType{o.ID: org.RoleType(a.cfg.AnonymousOrgRole)},

pkg/services/anonymous/anonimpl/client_test.go

@@ -8,6 +8,7 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/services/anonymous/anontest"
 	"github.com/grafana/grafana/pkg/services/authn"
@@ -52,17 +53,17 @@ func TestAnonymous_Authenticate(t *testing.T) {
 				anonDeviceService: anontest.NewFakeService(),
 			}
 
-			identity, err := c.Authenticate(context.Background(), &authn.Request{})
+			user, err := c.Authenticate(context.Background(), &authn.Request{})
 			if err != nil {
 				require.Error(t, err)
-				require.Nil(t, identity)
+				require.Nil(t, user)
 			} else {
 				require.Nil(t, err)
 
-				assert.Equal(t, authn.AnonymousNamespaceID, identity.ID)
+				assert.Equal(t, identity.AnonymousTypedID, user.ID)
-				assert.Equal(t, tt.org.ID, identity.OrgID)
+				assert.Equal(t, tt.org.ID, user.OrgID)
-				assert.Equal(t, tt.org.Name, identity.OrgName)
+				assert.Equal(t, tt.org.Name, user.OrgName)
-				assert.Equal(t, tt.cfg.AnonymousOrgRole, string(identity.GetOrgRole()))
+				assert.Equal(t, tt.cfg.AnonymousOrgRole, string(user.GetOrgRole()))
 			}
 		})
 	}
@@ -73,7 +74,7 @@ func TestAnonymous_ResolveIdentity(t *testing.T) {
 		desc        string
 		cfg         *setting.Cfg
 		orgID       int64
-		namespaceID authn.NamespaceID
+		namespaceID identity.TypedID
 		org         *org.Org
 		orgErr      error
 		expectedErr error
@@ -87,7 +88,7 @@ func TestAnonymous_ResolveIdentity(t *testing.T) {
 				AnonymousOrgName: "some org",
 			},
 			orgID:       1,
-			namespaceID: authn.AnonymousNamespaceID,
+			namespaceID: identity.AnonymousTypedID,
 			expectedErr: errInvalidOrg,
 		},
 		{
@@ -97,7 +98,7 @@ func TestAnonymous_ResolveIdentity(t *testing.T) {
 				AnonymousOrgName: "some org",
 			},
 			orgID:       1,
-			namespaceID: authn.MustParseNamespaceID("anonymous:1"),
+			namespaceID: identity.MustParseTypedID("anonymous:1"),
 			expectedErr: errInvalidID,
 		},
 		{
@@ -107,7 +108,7 @@ func TestAnonymous_ResolveIdentity(t *testing.T) {
 				AnonymousOrgName: "some org",
 			},
 			orgID:       1,
-			namespaceID: authn.AnonymousNamespaceID,
+			namespaceID: identity.AnonymousTypedID,
 		},
 	}
 

pkg/services/apiserver/storage/entity/test/watch_test.go

@@ -147,7 +147,7 @@ func testSetup(t *testing.T, opts ...setupOption) (context.Context, storage.Inte
 
 	// Test with an admin identity
 	ctx := identity.WithRequester(context.Background(), &identity.StaticRequester{
-		Namespace:      identity.NamespaceUser,
+		Type:           identity.TypeUser,
 		Login:          "testuser",
 		UserID:         123,
 		UserUID:        "u123",

pkg/services/auth/idimpl/service.go

@@ -66,7 +66,7 @@ func (s *Service) SignIdentity(ctx context.Context, id identity.Requester) (stri
 	cacheKey := prefixCacheKey(id.GetCacheKey())
 
 	result, err, _ := s.si.Do(cacheKey, func() (interface{}, error) {
-		namespace, identifier := id.GetNamespacedID()
+		namespace, identifier := id.GetTypedID()
 
 		cachedToken, err := s.cache.Get(ctx, cacheKey)
 		if err == nil {
@@ -92,7 +92,7 @@ func (s *Service) SignIdentity(ctx context.Context, id identity.Requester) (stri
 			},
 		}
 
-		if identity.IsNamespace(namespace, identity.NamespaceUser) {
+		if identity.IsIdentityType(namespace, identity.TypeUser) {
 			claims.Rest.Email = id.GetEmail()
 			claims.Rest.EmailVerified = id.IsEmailVerified()
 			claims.Rest.AuthenticatedBy = id.GetAuthenticatedBy()
@@ -144,7 +144,7 @@ func (s *Service) hook(ctx context.Context, identity *authn.Identity, _ *authn.R
 	token, err := s.SignIdentity(ctx, identity)
 	if err != nil {
 		if shouldLogErr(err) {
-			namespace, id := identity.GetNamespacedID()
+			namespace, id := identity.GetTypedID()
 			s.logger.FromContext(ctx).Error("Failed to sign id token", "err", err, "namespace", namespace, "id", id)
 		}
 		// for now don't return error so we don't break authentication from this hook

pkg/services/auth/idimpl/service_test.go

@@ -9,6 +9,7 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/remotecache"
 	"github.com/grafana/grafana/pkg/services/auth"
 	"github.com/grafana/grafana/pkg/services/auth/idtest"
@@ -69,7 +70,7 @@ func TestService_SignIdentity(t *testing.T) {
 			featuremgmt.WithFeatures(featuremgmt.FlagIdForwarding),
 			&authntest.FakeService{}, nil,
 		)
-		token, err := s.SignIdentity(context.Background(), &authn.Identity{ID: authn.MustParseNamespaceID("user:1")})
+		token, err := s.SignIdentity(context.Background(), &authn.Identity{ID: identity.MustParseTypedID("user:1")})
 		require.NoError(t, err)
 		require.NotEmpty(t, token)
 	})
@@ -81,10 +82,10 @@ func TestService_SignIdentity(t *testing.T) {
 			&authntest.FakeService{}, nil,
 		)
 		token, err := s.SignIdentity(context.Background(), &authn.Identity{
-			ID:              authn.MustParseNamespaceID("user:1"),
+			ID:              identity.MustParseTypedID("user:1"),
 			AuthenticatedBy: login.AzureADAuthModule,
 			Login:           "U1",
-			UID:             authn.NewNamespaceIDString(authn.NamespaceUser, "edpu3nnt61se8e")})
+			UID:             identity.NewTypedIDString(identity.TypeUser, "edpu3nnt61se8e")})
 		require.NoError(t, err)
 
 		parsed, err := jwt.ParseSigned(token)

pkg/services/authn/authn.go

@@ -95,7 +95,7 @@ type Service interface {
 	// RegisterPreLogoutHook registers a hook that is called before a logout request.
 	RegisterPreLogoutHook(hook PreLogoutHookFn, priority uint)
 	// ResolveIdentity resolves an identity from org and namespace id.
-	ResolveIdentity(ctx context.Context, orgID int64, namespaceID NamespaceID) (*Identity, error)
+	ResolveIdentity(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*Identity, error)
 
 	// RegisterClient will register a new authn.Client that can be used for authentication
 	RegisterClient(c Client)
@@ -157,7 +157,7 @@ type RedirectClient interface {
 // that should happen during logout and supports client specific redirect URL.
 type LogoutClient interface {
 	Client
-	Logout(ctx context.Context, user Requester) (*Redirect, bool)
+	Logout(ctx context.Context, user identity.Requester) (*Redirect, bool)
 }
 
 type PasswordClient interface {
@@ -179,8 +179,8 @@ type UsageStatClient interface {
 // Clients that implements this interface can resolve an full identity from an orgID and namespaceID.
 type IdentityResolverClient interface {
 	Client
-	Namespace() string
+	IdentityType() identity.IdentityType
-	ResolveIdentity(ctx context.Context, orgID int64, namespaceID NamespaceID) (*Identity, error)
+	ResolveIdentity(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*Identity, error)
 }
 
 type Request struct {

pkg/services/authn/authnimpl/service.go

@@ -13,6 +13,7 @@ import (
 	"go.opentelemetry.io/otel/trace"
 
 	"github.com/grafana/grafana/pkg/apimachinery/errutil"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/network"
 	"github.com/grafana/grafana/pkg/infra/tracing"
@@ -216,9 +217,9 @@ func (s *Service) Login(ctx context.Context, client string, r *authn.Request) (i
 	}
 
 	// Login is only supported for users
-	if !id.ID.IsNamespace(authn.NamespaceUser) {
+	if !id.ID.IsType(identity.TypeUser) {
 		s.metrics.failedLogin.WithLabelValues(client).Inc()
-		return nil, authn.ErrUnsupportedIdentity.Errorf("expected identity of type user but got: %s", id.ID.Namespace())
+		return nil, authn.ErrUnsupportedIdentity.Errorf("expected identity of type user but got: %s", id.ID.Type())
 	}
 
 	userID, err := id.ID.ParseInt()
@@ -271,7 +272,7 @@ func (s *Service) RegisterPreLogoutHook(hook authn.PreLogoutHookFn, priority uin
 	s.preLogoutHooks.insert(hook, priority)
 }
 
-func (s *Service) Logout(ctx context.Context, user authn.Requester, sessionToken *auth.UserToken) (*authn.Redirect, error) {
+func (s *Service) Logout(ctx context.Context, user identity.Requester, sessionToken *auth.UserToken) (*authn.Redirect, error) {
 	ctx, span := s.tracer.Start(ctx, "authn.Logout")
 	defer span.End()
 
@@ -280,7 +281,7 @@ func (s *Service) Logout(ctx context.Context, user authn.Requester, sessionToken
 		redirect.URL = s.cfg.SignoutRedirectUrl
 	}
 
-	if !user.GetID().IsNamespace(authn.NamespaceUser) {
+	if !user.GetID().IsType(identity.TypeUser) {
 		return redirect, nil
 	}
 
@@ -327,7 +328,7 @@ Default:
 	return redirect, nil
 }
 
-func (s *Service) ResolveIdentity(ctx context.Context, orgID int64, namespaceID authn.NamespaceID) (*authn.Identity, error) {
+func (s *Service) ResolveIdentity(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*authn.Identity, error) {
 	ctx, span := s.tracer.Start(ctx, "authn.ResolveIdentity")
 	defer span.End()
 
@@ -352,7 +353,7 @@ func (s *Service) RegisterClient(c authn.Client) {
 	}
 
 	if rc, ok := c.(authn.IdentityResolverClient); ok {
-		s.idenityResolverClients[rc.Namespace()] = rc
+		s.idenityResolverClients[rc.IdentityType().String()] = rc
 	}
 }
 
@@ -375,11 +376,11 @@ func (s *Service) SyncIdentity(ctx context.Context, identity *authn.Identity) er
 	return s.runPostAuthHooks(ctx, identity, r)
 }
 
-func (s *Service) resolveIdenity(ctx context.Context, orgID int64, namespaceID authn.NamespaceID) (*authn.Identity, error) {
+func (s *Service) resolveIdenity(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*authn.Identity, error) {
 	ctx, span := s.tracer.Start(ctx, "authn.resolveIdentity")
 	defer span.End()
 
-	if namespaceID.IsNamespace(authn.NamespaceUser) {
+	if namespaceID.IsType(identity.TypeUser) {
 		return &authn.Identity{
 			OrgID: orgID,
 			ID:    namespaceID,
@@ -390,7 +391,7 @@ func (s *Service) resolveIdenity(ctx context.Context, orgID int64, namespaceID a
 			}}, nil
 	}
 
-	if namespaceID.IsNamespace(authn.NamespaceServiceAccount) {
+	if namespaceID.IsType(identity.TypeServiceAccount) {
 		return &authn.Identity{
 			ID:    namespaceID,
 			OrgID: orgID,
@@ -401,9 +402,9 @@ func (s *Service) resolveIdenity(ctx context.Context, orgID int64, namespaceID a
 			}}, nil
 	}
 
-	resolver, ok := s.idenityResolverClients[namespaceID.Namespace().String()]
+	resolver, ok := s.idenityResolverClients[string(namespaceID.Type())]
 	if !ok {
-		return nil, authn.ErrUnsupportedIdentity.Errorf("no resolver for : %s", namespaceID.Namespace())
+		return nil, authn.ErrUnsupportedIdentity.Errorf("no resolver for : %s", namespaceID.Type())
 	}
 	return resolver.ResolveIdentity(ctx, orgID, namespaceID)
 }

pkg/services/authn/authnimpl/service_test.go

@@ -44,9 +44,9 @@ func TestService_Authenticate(t *testing.T) {
 		{
 			desc: "should succeed with authentication for configured client",
 			clients: []authn.Client{
-				&authntest.FakeClient{ExpectedTest: true, ExpectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:1")}},
+				&authntest.FakeClient{ExpectedTest: true, ExpectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:1")}},
 			},
-			expectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			expectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 		},
 		{
 			desc: "should succeed with authentication for configured client for identity with fetch permissions params",
@@ -54,7 +54,7 @@ func TestService_Authenticate(t *testing.T) {
 				&authntest.FakeClient{
 					ExpectedTest: true,
 					ExpectedIdentity: &authn.Identity{
-						ID: authn.MustParseNamespaceID("user:2"),
+						ID: identity.MustParseTypedID("user:2"),
 						ClientParams: authn.ClientParams{
 							FetchPermissionsParams: authn.FetchPermissionsParams{
 								ActionsLookup: []string{
@@ -70,7 +70,7 @@ func TestService_Authenticate(t *testing.T) {
 				},
 			},
 			expectedIdentity: &authn.Identity{
-				ID: authn.MustParseNamespaceID("user:2"),
+				ID: identity.MustParseTypedID("user:2"),
 				ClientParams: authn.ClientParams{
 					FetchPermissionsParams: authn.FetchPermissionsParams{
 						ActionsLookup: []string{
@@ -92,19 +92,19 @@ func TestService_Authenticate(t *testing.T) {
 					ExpectedName:     "2",
 					ExpectedPriority: 2,
 					ExpectedTest:     true,
-					ExpectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:2"), AuthID: "service:some-service", AuthenticatedBy: "service_auth"},
+					ExpectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:2"), AuthID: "service:some-service", AuthenticatedBy: "service_auth"},
 				},
 			},
-			expectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:2"), AuthID: "service:some-service", AuthenticatedBy: "service_auth"},
+			expectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:2"), AuthID: "service:some-service", AuthenticatedBy: "service_auth"},
 		},
 		{
 			desc: "should succeed with authentication for third client when error happened in first",
 			clients: []authn.Client{
 				&authntest.FakeClient{ExpectedName: "1", ExpectedPriority: 2, ExpectedTest: false},
 				&authntest.FakeClient{ExpectedName: "2", ExpectedPriority: 1, ExpectedTest: true, ExpectedErr: errors.New("some error")},
-				&authntest.FakeClient{ExpectedName: "3", ExpectedPriority: 3, ExpectedTest: true, ExpectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:3")}},
+				&authntest.FakeClient{ExpectedName: "3", ExpectedPriority: 3, ExpectedTest: true, ExpectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:3")}},
 			},
-			expectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:3")},
+			expectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:3")},
 		},
 		{
 			desc: "should return error when no client could authenticate the request",
@@ -315,10 +315,10 @@ func TestService_Login(t *testing.T) {
 			client:           "fake",
 			expectedClientOK: true,
 			expectedClientIdentity: &authn.Identity{
-				ID: authn.MustParseNamespaceID("user:1"),
+				ID: identity.MustParseTypedID("user:1"),
 			},
 			expectedIdentity: &authn.Identity{
-				ID:           authn.MustParseNamespaceID("user:1"),
+				ID:           identity.MustParseTypedID("user:1"),
 				SessionToken: &auth.UserToken{UserId: 1},
 			},
 		},
@@ -331,7 +331,7 @@ func TestService_Login(t *testing.T) {
 			desc:                   "should not login non user identity",
 			client:                 "fake",
 			expectedClientOK:       true,
-			expectedClientIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("api-key:1")},
+			expectedClientIdentity: &authn.Identity{ID: identity.MustParseTypedID("api-key:1")},
 			expectedErr:            authn.ErrUnsupportedIdentity,
 		},
 	}
@@ -420,31 +420,31 @@ func TestService_Logout(t *testing.T) {
 	tests := []TestCase{
 		{
 			desc:             "should redirect to default redirect url when identity is not a user",
-			identity:         &authn.Identity{ID: authn.NewNamespaceID(authn.NamespaceServiceAccount, 1)},
+			identity:         &authn.Identity{ID: identity.NewTypedID(identity.TypeServiceAccount, 1)},
 			expectedRedirect: &authn.Redirect{URL: "http://localhost:3000/login"},
 		},
 		{
 			desc:                 "should redirect to default redirect url when no external provider was used to authenticate",
-			identity:             &authn.Identity{ID: authn.NewNamespaceID(authn.NamespaceUser, 1)},
+			identity:             &authn.Identity{ID: identity.NewTypedID(identity.TypeUser, 1)},
 			expectedRedirect:     &authn.Redirect{URL: "http://localhost:3000/login"},
 			expectedTokenRevoked: true,
 		},
 		{
 			desc:                 "should redirect to default redirect url when client is not found",
-			identity:             &authn.Identity{ID: authn.NewNamespaceID(authn.NamespaceUser, 1), AuthenticatedBy: "notfound"},
+			identity:             &authn.Identity{ID: identity.NewTypedID(identity.TypeUser, 1), AuthenticatedBy: "notfound"},
 			expectedRedirect:     &authn.Redirect{URL: "http://localhost:3000/login"},
 			expectedTokenRevoked: true,
 		},
 		{
 			desc:                 "should redirect to default redirect url when client do not implement logout extension",
-			identity:             &authn.Identity{ID: authn.NewNamespaceID(authn.NamespaceUser, 1), AuthenticatedBy: "azuread"},
+			identity:             &authn.Identity{ID: identity.NewTypedID(identity.TypeUser, 1), AuthenticatedBy: "azuread"},
 			expectedRedirect:     &authn.Redirect{URL: "http://localhost:3000/login"},
 			client:               &authntest.FakeClient{ExpectedName: "auth.client.azuread"},
 			expectedTokenRevoked: true,
 		},
 		{
 			desc:                 "should use signout redirect url if configured",
-			identity:             &authn.Identity{ID: authn.NewNamespaceID(authn.NamespaceUser, 1), AuthenticatedBy: "azuread"},
+			identity:             &authn.Identity{ID: identity.NewTypedID(identity.TypeUser, 1), AuthenticatedBy: "azuread"},
 			expectedRedirect:     &authn.Redirect{URL: "some-url"},
 			client:               &authntest.FakeClient{ExpectedName: "auth.client.azuread"},
 			signoutRedirectURL:   "some-url",
@@ -452,7 +452,7 @@ func TestService_Logout(t *testing.T) {
 		},
 		{
 			desc:             "should redirect to client specific url",
-			identity:         &authn.Identity{ID: authn.NewNamespaceID(authn.NamespaceUser, 1), AuthenticatedBy: "azuread"},
+			identity:         &authn.Identity{ID: identity.NewTypedID(identity.TypeUser, 1), AuthenticatedBy: "azuread"},
 			expectedRedirect: &authn.Redirect{URL: "http://idp.com/logout"},
 			client: &authntest.MockClient{
 				NameFunc: func() string { return "auth.client.azuread" },
@@ -500,26 +500,26 @@ func TestService_Logout(t *testing.T) {
 func TestService_ResolveIdentity(t *testing.T) {
 	t.Run("should return error for for unknown namespace", func(t *testing.T) {
 		svc := setupTests(t)
-		_, err := svc.ResolveIdentity(context.Background(), 1, authn.NewNamespaceID("some", 1))
+		_, err := svc.ResolveIdentity(context.Background(), 1, identity.NewTypedID("some", 1))
 		assert.ErrorIs(t, err, authn.ErrUnsupportedIdentity)
 	})
 
 	t.Run("should return error for for namespace that don't have a resolver", func(t *testing.T) {
 		svc := setupTests(t)
-		_, err := svc.ResolveIdentity(context.Background(), 1, authn.MustParseNamespaceID("api-key:1"))
+		_, err := svc.ResolveIdentity(context.Background(), 1, identity.MustParseTypedID("api-key:1"))
 		assert.ErrorIs(t, err, authn.ErrUnsupportedIdentity)
 	})
 
 	t.Run("should resolve for user", func(t *testing.T) {
 		svc := setupTests(t)
-		identity, err := svc.ResolveIdentity(context.Background(), 1, authn.MustParseNamespaceID("user:1"))
+		identity, err := svc.ResolveIdentity(context.Background(), 1, identity.MustParseTypedID("user:1"))
 		assert.NoError(t, err)
 		assert.NotNil(t, identity)
 	})
 
 	t.Run("should resolve for service account", func(t *testing.T) {
 		svc := setupTests(t)
-		identity, err := svc.ResolveIdentity(context.Background(), 1, authn.MustParseNamespaceID("service-account:1"))
+		identity, err := svc.ResolveIdentity(context.Background(), 1, identity.MustParseTypedID("service-account:1"))
 		assert.NoError(t, err)
 		assert.NotNil(t, identity)
 	})
@@ -527,14 +527,14 @@ func TestService_ResolveIdentity(t *testing.T) {
 	t.Run("should resolve for valid namespace if client is registered", func(t *testing.T) {
 		svc := setupTests(t, func(svc *Service) {
 			svc.RegisterClient(&authntest.MockClient{
-				NamespaceFunc: func() string { return authn.NamespaceAPIKey.String() },
+				IdentityTypeFunc: func() identity.IdentityType { return identity.TypeAPIKey },
-				ResolveIdentityFunc: func(ctx context.Context, orgID int64, namespaceID authn.NamespaceID) (*authn.Identity, error) {
+				ResolveIdentityFunc: func(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*authn.Identity, error) {
 					return &authn.Identity{}, nil
 				},
 			})
 		})
 
-		identity, err := svc.ResolveIdentity(context.Background(), 1, authn.MustParseNamespaceID("api-key:1"))
+		identity, err := svc.ResolveIdentity(context.Background(), 1, identity.MustParseTypedID("api-key:1"))
 		assert.NoError(t, err)
 		assert.NotNil(t, identity)
 	})

pkg/services/authn/authnimpl/sync/oauth_token_sync.go

@@ -8,6 +8,7 @@ import (
 
 	"golang.org/x/sync/singleflight"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/login/social"
@@ -36,42 +37,42 @@ type OAuthTokenSync struct {
 	tracer            tracing.Tracer
 }
 
-func (s *OAuthTokenSync) SyncOauthTokenHook(ctx context.Context, identity *authn.Identity, _ *authn.Request) error {
+func (s *OAuthTokenSync) SyncOauthTokenHook(ctx context.Context, id *authn.Identity, _ *authn.Request) error {
 	ctx, span := s.tracer.Start(ctx, "oauth.sync.SyncOauthTokenHook")
 	defer span.End()
 
 	// only perform oauth token check if identity is a user
-	if !identity.ID.IsNamespace(authn.NamespaceUser) {
+	if !id.ID.IsType(identity.TypeUser) {
 		return nil
 	}
 
 	// Not authenticated through session tokens, so we can skip this hook.
-	if identity.SessionToken == nil {
+	if id.SessionToken == nil {
 		return nil
 	}
 
 	// Not authenticated with a oauth provider, so we can skip this hook.
-	if !strings.HasPrefix(identity.GetAuthenticatedBy(), "oauth") {
+	if !strings.HasPrefix(id.GetAuthenticatedBy(), "oauth") {
 		return nil
 	}
 
-	ctxLogger := s.log.FromContext(ctx).New("userID", identity.ID.ID())
+	ctxLogger := s.log.FromContext(ctx).New("userID", id.ID.ID())
 
-	_, err, _ := s.singleflightGroup.Do(identity.ID.String(), func() (interface{}, error) {
+	_, err, _ := s.singleflightGroup.Do(id.ID.String(), func() (interface{}, error) {
 		ctxLogger.Debug("Singleflight request for OAuth token sync")
 
 		// FIXME: Consider using context.WithoutCancel instead of context.Background after Go 1.21 update
 		updateCtx, cancel := context.WithTimeout(context.Background(), 15*time.Second)
 		defer cancel()
 
-		if refreshErr := s.service.TryTokenRefresh(updateCtx, identity); refreshErr != nil {
+		if refreshErr := s.service.TryTokenRefresh(updateCtx, id); refreshErr != nil {
 			if errors.Is(refreshErr, context.Canceled) {
 				return nil, nil
 			}
 
-			token, _, err := s.service.HasOAuthEntry(ctx, identity)
+			token, _, err := s.service.HasOAuthEntry(ctx, id)
 			if err != nil {
-				ctxLogger.Error("Failed to get OAuth entry for verifying if token has already been refreshed", "id", identity.ID, "error", err)
+				ctxLogger.Error("Failed to get OAuth entry for verifying if token has already been refreshed", "id", id.ID, "error", err)
 				return nil, err
 			}
 
@@ -81,14 +82,14 @@ func (s *OAuthTokenSync) SyncOauthTokenHook(ctx context.Context, identity *authn
 				return nil, nil
 			}
 
-			ctxLogger.Error("Failed to refresh OAuth access token", "id", identity.ID, "error", refreshErr)
+			ctxLogger.Error("Failed to refresh OAuth access token", "id", id.ID, "error", refreshErr)
 
 			if err := s.service.InvalidateOAuthTokens(ctx, token); err != nil {
-				ctxLogger.Warn("Failed to invalidate OAuth tokens", "id", identity.ID, "error", err)
+				ctxLogger.Warn("Failed to invalidate OAuth tokens", "id", id.ID, "error", err)
 			}
 
-			if err := s.sessionService.RevokeToken(ctx, identity.SessionToken, false); err != nil {
+			if err := s.sessionService.RevokeToken(ctx, id.SessionToken, false); err != nil {
-				ctxLogger.Warn("Failed to revoke session token", "id", identity.ID, "tokenId", identity.SessionToken.Id, "error", err)
+				ctxLogger.Warn("Failed to revoke session token", "id", id.ID, "tokenId", id.SessionToken.Id, "error", err)
 			}
 
 			return nil, refreshErr

pkg/services/authn/authnimpl/sync/oauth_token_sync_test.go

@@ -9,6 +9,7 @@ import (
 	"github.com/stretchr/testify/assert"
 	"golang.org/x/sync/singleflight"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/login/social"
@@ -41,17 +42,17 @@ func TestOAuthTokenSync_SyncOAuthTokenHook(t *testing.T) {
 	tests := []testCase{
 		{
 			desc:                        "should skip sync when identity is not a user",
-			identity:                    &authn.Identity{ID: authn.MustParseNamespaceID("service-account:1")},
+			identity:                    &authn.Identity{ID: identity.MustParseTypedID("service-account:1")},
 			expectTryRefreshTokenCalled: false,
 		},
 		{
 			desc:                        "should skip sync when identity is a user but is not authenticated with session token",
-			identity:                    &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			identity:                    &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 			expectTryRefreshTokenCalled: false,
 		},
 		{
 			desc:                              "should invalidate access token and session token if token refresh fails",
-			identity:                          &authn.Identity{ID: authn.MustParseNamespaceID("user:1"), SessionToken: &auth.UserToken{}, AuthenticatedBy: login.AzureADAuthModule},
+			identity:                          &authn.Identity{ID: identity.MustParseTypedID("user:1"), SessionToken: &auth.UserToken{}, AuthenticatedBy: login.AzureADAuthModule},
 			expectHasEntryCalled:              true,
 			expectedTryRefreshErr:             errors.New("some err"),
 			expectTryRefreshTokenCalled:       true,
@@ -62,7 +63,7 @@ func TestOAuthTokenSync_SyncOAuthTokenHook(t *testing.T) {
 		},
 		{
 			desc:                              "should refresh the token successfully",
-			identity:                          &authn.Identity{ID: authn.MustParseNamespaceID("user:1"), SessionToken: &auth.UserToken{}, AuthenticatedBy: login.AzureADAuthModule},
+			identity:                          &authn.Identity{ID: identity.MustParseTypedID("user:1"), SessionToken: &auth.UserToken{}, AuthenticatedBy: login.AzureADAuthModule},
 			expectHasEntryCalled:              false,
 			expectTryRefreshTokenCalled:       true,
 			expectInvalidateOauthTokensCalled: false,
@@ -70,7 +71,7 @@ func TestOAuthTokenSync_SyncOAuthTokenHook(t *testing.T) {
 		},
 		{
 			desc:                              "should not invalidate the token if the token has already been refreshed by another request (singleflight)",
-			identity:                          &authn.Identity{ID: authn.MustParseNamespaceID("user:1"), SessionToken: &auth.UserToken{}, AuthenticatedBy: login.AzureADAuthModule},
+			identity:                          &authn.Identity{ID: identity.MustParseTypedID("user:1"), SessionToken: &auth.UserToken{}, AuthenticatedBy: login.AzureADAuthModule},
 			expectHasEntryCalled:              true,
 			expectTryRefreshTokenCalled:       true,
 			expectInvalidateOauthTokensCalled: false,
@@ -92,7 +93,7 @@ func TestOAuthTokenSync_SyncOAuthTokenHook(t *testing.T) {
 			)
 
 			service := &oauthtokentest.MockOauthTokenService{
-				HasOAuthEntryFunc: func(ctx context.Context, usr authn.Requester) (*login.UserAuth, bool, error) {
+				HasOAuthEntryFunc: func(ctx context.Context, usr identity.Requester) (*login.UserAuth, bool, error) {
 					hasEntryCalled = true
 					return tt.expectedHasEntryToken, tt.expectedHasEntryToken != nil, nil
 				},
@@ -100,7 +101,7 @@ func TestOAuthTokenSync_SyncOAuthTokenHook(t *testing.T) {
 					invalidateTokensCalled = true
 					return nil
 				},
-				TryTokenRefreshFunc: func(ctx context.Context, usr authn.Requester) error {
+				TryTokenRefreshFunc: func(ctx context.Context, usr identity.Requester) error {
 					tryRefreshCalled = true
 					return tt.expectedTryRefreshErr
 				},

pkg/services/authn/authnimpl/sync/org_sync.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"sort"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
@@ -38,14 +39,14 @@ func (s *OrgSync) SyncOrgRolesHook(ctx context.Context, id *authn.Identity, _ *a
 
 	ctxLogger := s.log.FromContext(ctx).New("id", id.ID, "login", id.Login)
 
-	if !id.ID.IsNamespace(authn.NamespaceUser) {
+	if !id.ID.IsType(identity.TypeUser) {
-		ctxLogger.Warn("Failed to sync org role, invalid namespace for identity", "namespace", id.ID.Namespace())
+		ctxLogger.Warn("Failed to sync org role, invalid namespace for identity", "type", id.ID.Type())
 		return nil
 	}
 
 	userID, err := id.ID.ParseInt()
 	if err != nil {
-		ctxLogger.Warn("Failed to sync org role, invalid ID for identity", "namespace", id.ID.Namespace(), "err", err)
+		ctxLogger.Warn("Failed to sync org role, invalid ID for identity", "type", id.ID.Type(), "err", err)
 		return nil
 	}
 
@@ -144,14 +145,14 @@ func (s *OrgSync) SetDefaultOrgHook(ctx context.Context, currentIdentity *authn.
 
 	ctxLogger := s.log.FromContext(ctx)
 
-	if !currentIdentity.ID.IsNamespace(authn.NamespaceUser) {
+	if !currentIdentity.ID.IsType(identity.TypeUser) {
-		ctxLogger.Debug("Skipping default org sync, not a user", "namespace", currentIdentity.ID.Namespace())
+		ctxLogger.Debug("Skipping default org sync, not a user", "type", currentIdentity.ID.Type())
 		return
 	}
 
 	userID, err := currentIdentity.ID.ParseInt()
 	if err != nil {
-		ctxLogger.Debug("Skipping default org sync, invalid ID for identity", "id", currentIdentity.ID, "namespace", currentIdentity.ID.Namespace(), "err", err)
+		ctxLogger.Debug("Skipping default org sync, invalid ID for identity", "id", currentIdentity.ID, "type", currentIdentity.ID.Type(), "err", err)
 		return
 	}
 

pkg/services/authn/authnimpl/sync/org_sync_test.go

@@ -76,7 +76,7 @@ func TestOrgSync_SyncOrgRolesHook(t *testing.T) {
 			args: args{
 				ctx: context.Background(),
 				id: &authn.Identity{
-					ID:             authn.MustParseNamespaceID("user:1"),
+					ID:             identity.MustParseTypedID("user:1"),
 					Login:          "test",
 					Name:           "test",
 					Email:          "test",
@@ -92,7 +92,7 @@ func TestOrgSync_SyncOrgRolesHook(t *testing.T) {
 				},
 			},
 			wantID: &authn.Identity{
-				ID:             authn.MustParseNamespaceID("user:1"),
+				ID:             identity.MustParseTypedID("user:1"),
 				Login:          "test",
 				Name:           "test",
 				Email:          "test",
@@ -139,7 +139,7 @@ func TestOrgSync_SetDefaultOrgHook(t *testing.T) {
 		{
 			name:              "should set default org",
 			defaultOrgSetting: 2,
-			identity:          &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			identity:          &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 			setupMock: func(userService *usertest.MockService, orgService *orgtest.FakeOrgService) {
 				userService.On("Update", mock.Anything, mock.MatchedBy(func(cmd *user.UpdateUserCommand) bool {
 					return cmd.UserID == 1 && *cmd.OrgID == 2
@@ -149,7 +149,7 @@ func TestOrgSync_SetDefaultOrgHook(t *testing.T) {
 		{
 			name:              "should skip setting the default org when default org is not set",
 			defaultOrgSetting: -1,
-			identity:          &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			identity:          &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 		},
 		{
 			name:              "should skip setting the default org when identity is nil",
@@ -159,28 +159,28 @@ func TestOrgSync_SetDefaultOrgHook(t *testing.T) {
 		{
 			name:              "should skip setting the default org when input err is not nil",
 			defaultOrgSetting: 2,
-			identity:          &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			identity:          &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 			inputErr:          fmt.Errorf("error"),
 		},
 		{
 			name:              "should skip setting the default org when identity is not a user",
 			defaultOrgSetting: 2,
-			identity:          &authn.Identity{ID: authn.MustParseNamespaceID("service-account:1")},
+			identity:          &authn.Identity{ID: identity.MustParseTypedID("service-account:1")},
 		},
 		{
 			name:              "should skip setting the default org when user id is not valid",
 			defaultOrgSetting: 2,
-			identity:          &authn.Identity{ID: authn.MustParseNamespaceID("user:invalid")},
+			identity:          &authn.Identity{ID: identity.MustParseTypedID("user:invalid")},
 		},
 		{
 			name:              "should skip setting the default org when user is not allowed to use the configured default org",
 			defaultOrgSetting: 3,
-			identity:          &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			identity:          &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 		},
 		{
 			name:              "should skip setting the default org when validateUsingOrg returns error",
 			defaultOrgSetting: 2,
-			identity:          &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			identity:          &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 			setupMock: func(userService *usertest.MockService, orgService *orgtest.FakeOrgService) {
 				orgService.ExpectedError = fmt.Errorf("error")
 			},
@@ -188,7 +188,7 @@ func TestOrgSync_SetDefaultOrgHook(t *testing.T) {
 		{
 			name:              "should skip the hook when the user org update was unsuccessful",
 			defaultOrgSetting: 2,
-			identity:          &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			identity:          &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 			setupMock: func(userService *usertest.MockService, orgService *orgtest.FakeOrgService) {
 				userService.On("Update", mock.Anything, mock.Anything).Return(fmt.Errorf("error"))
 			},

pkg/services/authn/authnimpl/sync/rbac_sync.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 
 	"github.com/grafana/grafana/pkg/apimachinery/errutil"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
@@ -146,7 +147,7 @@ func (s *RBACSync) SyncCloudRoles(ctx context.Context, ident *authn.Identity, r
 		return nil
 	}
 
-	if !ident.ID.IsNamespace(authn.NamespaceUser) {
+	if !ident.ID.IsType(identity.TypeUser) {
 		s.log.FromContext(ctx).Debug("Skip syncing cloud role", "id", ident.ID)
 		return nil
 	}

pkg/services/authn/authnimpl/sync/rbac_sync_test.go

@@ -4,6 +4,10 @@ import (
 	"context"
 	"testing"
 
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
@@ -11,8 +15,6 @@ import (
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/login"
 	"github.com/grafana/grafana/pkg/services/org"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
 )
 
 func TestRBACSync_SyncPermission(t *testing.T) {
@@ -24,14 +26,14 @@ func TestRBACSync_SyncPermission(t *testing.T) {
 	testCases := []testCase{
 		{
 			name:     "enriches the identity successfully when SyncPermissions is true",
-			identity: &authn.Identity{ID: authn.MustParseNamespaceID("user:2"), OrgID: 1, ClientParams: authn.ClientParams{SyncPermissions: true}},
+			identity: &authn.Identity{ID: identity.MustParseTypedID("user:2"), OrgID: 1, ClientParams: authn.ClientParams{SyncPermissions: true}},
 			expectedPermissions: []accesscontrol.Permission{
 				{Action: accesscontrol.ActionUsersRead},
 			},
 		},
 		{
 			name:     "does not load the permissions when SyncPermissions is false",
-			identity: &authn.Identity{ID: authn.MustParseNamespaceID("user:2"), OrgID: 1, ClientParams: authn.ClientParams{SyncPermissions: true}},
+			identity: &authn.Identity{ID: identity.MustParseTypedID("user:2"), OrgID: 1, ClientParams: authn.ClientParams{SyncPermissions: true}},
 			expectedPermissions: []accesscontrol.Permission{
 				{Action: accesscontrol.ActionUsersRead},
 			},
@@ -65,7 +67,7 @@ func TestRBACSync_SyncCloudRoles(t *testing.T) {
 			desc:   "should call sync when authenticated with grafana com and has viewer role",
 			module: login.GrafanaComAuthModule,
 			identity: &authn.Identity{
-				ID:       authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:       identity.NewTypedID(identity.TypeUser, 1),
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleViewer},
 			},
@@ -76,7 +78,7 @@ func TestRBACSync_SyncCloudRoles(t *testing.T) {
 			desc:   "should call sync when authenticated with grafana com and has editor role",
 			module: login.GrafanaComAuthModule,
 			identity: &authn.Identity{
-				ID:       authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:       identity.NewTypedID(identity.TypeUser, 1),
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleEditor},
 			},
@@ -87,7 +89,7 @@ func TestRBACSync_SyncCloudRoles(t *testing.T) {
 			desc:   "should call sync when authenticated with grafana com and has admin role",
 			module: login.GrafanaComAuthModule,
 			identity: &authn.Identity{
-				ID:       authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:       identity.NewTypedID(identity.TypeUser, 1),
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleAdmin},
 			},
@@ -98,7 +100,7 @@ func TestRBACSync_SyncCloudRoles(t *testing.T) {
 			desc:   "should not call sync when authenticated with grafana com and has invalid role",
 			module: login.GrafanaComAuthModule,
 			identity: &authn.Identity{
-				ID:       authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:       identity.NewTypedID(identity.TypeUser, 1),
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleType("something else")},
 			},
@@ -109,7 +111,7 @@ func TestRBACSync_SyncCloudRoles(t *testing.T) {
 			desc:   "should not call sync when not authenticated with grafana com",
 			module: login.LDAPAuthModule,
 			identity: &authn.Identity{
-				ID:       authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:       identity.NewTypedID(identity.TypeUser, 1),
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleAdmin},
 			},
@@ -155,7 +157,7 @@ func TestRBACSync_cloudRolesToAddAndRemove(t *testing.T) {
 		{
 			desc: "should map Cloud Viewer to Grafana Cloud Viewer and Support ticket reader",
 			identity: &authn.Identity{
-				ID:       authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:       identity.NewTypedID(identity.TypeUser, 1),
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleViewer},
 			},
@@ -174,7 +176,7 @@ func TestRBACSync_cloudRolesToAddAndRemove(t *testing.T) {
 		{
 			desc: "should map Cloud Editor to Grafana Cloud Editor and Support ticket admin",
 			identity: &authn.Identity{
-				ID:       authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:       identity.NewTypedID(identity.TypeUser, 1),
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleEditor},
 			},
@@ -193,7 +195,7 @@ func TestRBACSync_cloudRolesToAddAndRemove(t *testing.T) {
 		{
 			desc: "should map Cloud Admin to Grafana Cloud Admin and Support ticket admin",
 			identity: &authn.Identity{
-				ID:       authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:       identity.NewTypedID(identity.TypeUser, 1),
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleAdmin},
 			},
@@ -212,7 +214,7 @@ func TestRBACSync_cloudRolesToAddAndRemove(t *testing.T) {
 		{
 			desc: "should return an error for not supported role",
 			identity: &authn.Identity{
-				ID:       authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:       identity.NewTypedID(identity.TypeUser, 1),
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleNone},
 			},
@@ -234,7 +236,7 @@ func TestRBACSync_cloudRolesToAddAndRemove(t *testing.T) {
 
 func setupTestEnv() *RBACSync {
 	acMock := &acmock.Mock{
-		GetUserPermissionsFunc: func(ctx context.Context, siu authn.Requester, o accesscontrol.Options) ([]accesscontrol.Permission, error) {
+		GetUserPermissionsFunc: func(ctx context.Context, siu identity.Requester, o accesscontrol.Options) ([]accesscontrol.Permission, error) {
 			return []accesscontrol.Permission{
 				{Action: accesscontrol.ActionUsersRead},
 			}, nil

pkg/services/authn/authnimpl/sync/user_sync.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 
 	"github.com/grafana/grafana/pkg/apimachinery/errutil"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/services/authn"
@@ -109,21 +110,21 @@ func (s *UserSync) SyncUserHook(ctx context.Context, id *authn.Identity, _ *auth
 	return nil
 }
 
-func (s *UserSync) FetchSyncedUserHook(ctx context.Context, identity *authn.Identity, r *authn.Request) error {
+func (s *UserSync) FetchSyncedUserHook(ctx context.Context, id *authn.Identity, r *authn.Request) error {
 	ctx, span := s.tracer.Start(ctx, "user.sync.FetchSyncedUserHook")
 	defer span.End()
 
-	if !identity.ClientParams.FetchSyncedUser {
+	if !id.ClientParams.FetchSyncedUser {
 		return nil
 	}
 
-	if !identity.ID.IsNamespace(authn.NamespaceUser, authn.NamespaceServiceAccount) {
+	if !id.ID.IsType(identity.TypeUser, identity.TypeServiceAccount) {
 		return nil
 	}
 
-	userID, err := identity.ID.ParseInt()
+	userID, err := id.ID.ParseInt()
 	if err != nil {
-		s.log.FromContext(ctx).Warn("got invalid identity ID", "id", identity.ID, "err", err)
+		s.log.FromContext(ctx).Warn("got invalid identity ID", "id", id.ID, "err", err)
 		return nil
 	}
 
@@ -138,18 +139,18 @@ func (s *UserSync) FetchSyncedUserHook(ctx context.Context, identity *authn.Iden
 		return errFetchingSignedInUser.Errorf("failed to resolve user: %w", err)
 	}
 
-	if identity.ClientParams.AllowGlobalOrg && identity.OrgID == authn.GlobalOrgID {
+	if id.ClientParams.AllowGlobalOrg && id.OrgID == authn.GlobalOrgID {
 		usr.Teams = nil
 		usr.OrgName = ""
 		usr.OrgRole = org.RoleNone
 		usr.OrgID = authn.GlobalOrgID
 	}
 
-	syncSignedInUserToIdentity(usr, identity)
+	syncSignedInUserToIdentity(usr, id)
 	return nil
 }
 
-func (s *UserSync) SyncLastSeenHook(ctx context.Context, identity *authn.Identity, r *authn.Request) error {
+func (s *UserSync) SyncLastSeenHook(ctx context.Context, id *authn.Identity, r *authn.Request) error {
 	ctx, span := s.tracer.Start(ctx, "user.sync.SyncLastSeenHook")
 	defer span.End()
 
@@ -158,13 +159,13 @@ func (s *UserSync) SyncLastSeenHook(ctx context.Context, identity *authn.Identit
 		return nil
 	}
 
-	if !identity.ID.IsNamespace(authn.NamespaceUser, authn.NamespaceServiceAccount) {
+	if !id.ID.IsType(identity.TypeUser, identity.TypeServiceAccount) {
 		return nil
 	}
 
-	userID, err := identity.ID.ParseInt()
+	userID, err := id.ID.ParseInt()
 	if err != nil {
-		s.log.FromContext(ctx).Warn("got invalid identity ID", "id", identity.ID, "err", err)
+		s.log.FromContext(ctx).Warn("got invalid identity ID", "id", id.ID, "err", err)
 		return nil
 	}
 
@@ -186,21 +187,21 @@ func (s *UserSync) SyncLastSeenHook(ctx context.Context, identity *authn.Identit
 	return nil
 }
 
-func (s *UserSync) EnableUserHook(ctx context.Context, identity *authn.Identity, _ *authn.Request) error {
+func (s *UserSync) EnableUserHook(ctx context.Context, id *authn.Identity, _ *authn.Request) error {
 	ctx, span := s.tracer.Start(ctx, "user.sync.EnableUserHook")
 	defer span.End()
 
-	if !identity.ClientParams.EnableUser {
+	if !id.ClientParams.EnableUser {
 		return nil
 	}
 
-	if !identity.ID.IsNamespace(authn.NamespaceUser) {
+	if !id.ID.IsType(identity.TypeUser) {
 		return nil
 	}
 
-	userID, err := identity.ID.ParseInt()
+	userID, err := id.ID.ParseInt()
 	if err != nil {
-		s.log.FromContext(ctx).Warn("got invalid identity ID", "id", identity.ID, "err", err)
+		s.log.FromContext(ctx).Warn("got invalid identity ID", "id", id.ID, "err", err)
 		return nil
 	}
 
@@ -417,8 +418,8 @@ func (s *UserSync) lookupByOneOf(ctx context.Context, params login.UserLookupPar
 // syncUserToIdentity syncs a user to an identity.
 // This is used to update the identity with the latest user information.
 func syncUserToIdentity(usr *user.User, id *authn.Identity) {
-	id.ID = authn.NewNamespaceID(authn.NamespaceUser, usr.ID)
+	id.ID = identity.NewTypedID(identity.TypeUser, usr.ID)
-	id.UID = authn.NewNamespaceIDString(authn.NamespaceUser, usr.UID)
+	id.UID = identity.NewTypedIDString(identity.TypeUser, usr.UID)
 	id.Login = usr.Login
 	id.Email = usr.Email
 	id.Name = usr.Name
@@ -427,25 +428,25 @@ func syncUserToIdentity(usr *user.User, id *authn.Identity) {
 }
 
 // syncSignedInUserToIdentity syncs a user to an identity.
-func syncSignedInUserToIdentity(usr *user.SignedInUser, identity *authn.Identity) {
+func syncSignedInUserToIdentity(usr *user.SignedInUser, id *authn.Identity) {
-	var ns authn.Namespace
+	var ns identity.IdentityType
-	if identity.ID.IsNamespace(authn.NamespaceServiceAccount) {
+	if id.ID.IsType(identity.TypeServiceAccount) {
-		ns = authn.NamespaceServiceAccount
+		ns = identity.TypeServiceAccount
 	} else {
-		ns = authn.NamespaceUser
+		ns = identity.TypeUser
-	}
+	}
-	identity.UID = authn.NewNamespaceIDString(ns, usr.UserUID)
+	id.UID = identity.NewTypedIDString(ns, usr.UserUID)
-
+
-	identity.Name = usr.Name
+	id.Name = usr.Name
-	identity.Login = usr.Login
+	id.Login = usr.Login
-	identity.Email = usr.Email
+	id.Email = usr.Email
-	identity.OrgID = usr.OrgID
+	id.OrgID = usr.OrgID
-	identity.OrgName = usr.OrgName
+	id.OrgName = usr.OrgName
-	identity.OrgRoles = map[int64]org.RoleType{identity.OrgID: usr.OrgRole}
+	id.OrgRoles = map[int64]org.RoleType{id.OrgID: usr.OrgRole}
-	identity.HelpFlags1 = usr.HelpFlags1
+	id.HelpFlags1 = usr.HelpFlags1
-	identity.Teams = usr.Teams
+	id.Teams = usr.Teams
-	identity.LastSeenAt = usr.LastSeenAt
+	id.LastSeenAt = usr.LastSeenAt
-	identity.IsDisabled = usr.IsDisabled
+	id.IsDisabled = usr.IsDisabled
-	identity.IsGrafanaAdmin = &usr.IsGrafanaAdmin
+	id.IsGrafanaAdmin = &usr.IsGrafanaAdmin
-	identity.EmailVerified = usr.EmailVerified
+	id.EmailVerified = usr.EmailVerified
 }

pkg/services/authn/authnimpl/sync/user_sync_test.go

@@ -7,6 +7,7 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/login"
@@ -163,8 +164,8 @@ func TestUserSync_SyncUserHook(t *testing.T) {
 			},
 			wantErr: false,
 			wantID: &authn.Identity{
-				ID:             authn.MustParseNamespaceID("user:1"),
+				ID:             identity.MustParseTypedID("user:1"),
-				UID:            authn.MustParseNamespaceID("user:1"),
+				UID:            identity.MustParseTypedID("user:1"),
 				Login:          "test",
 				Name:           "test",
 				Email:          "test",
@@ -202,8 +203,8 @@ func TestUserSync_SyncUserHook(t *testing.T) {
 			},
 			wantErr: false,
 			wantID: &authn.Identity{
-				ID:             authn.MustParseNamespaceID("user:1"),
+				ID:             identity.MustParseTypedID("user:1"),
-				UID:            authn.MustParseNamespaceID("user:1"),
+				UID:            identity.MustParseTypedID("user:1"),
 				Login:          "test",
 				Name:           "test",
 				Email:          "test",
@@ -243,8 +244,8 @@ func TestUserSync_SyncUserHook(t *testing.T) {
 			},
 			wantErr: false,
 			wantID: &authn.Identity{
-				ID:              authn.MustParseNamespaceID("user:1"),
+				ID:              identity.MustParseTypedID("user:1"),
-				UID:             authn.MustParseNamespaceID("user:1"),
+				UID:             identity.MustParseTypedID("user:1"),
 				AuthID:          "2032",
 				AuthenticatedBy: "oauth",
 				Login:           "test",
@@ -315,8 +316,8 @@ func TestUserSync_SyncUserHook(t *testing.T) {
 			},
 			wantErr: false,
 			wantID: &authn.Identity{
-				ID:              authn.MustParseNamespaceID("user:2"),
+				ID:              identity.MustParseTypedID("user:2"),
-				UID:             authn.MustParseNamespaceID("user:2"),
+				UID:             identity.MustParseTypedID("user:2"),
 				Login:           "test_create",
 				Name:            "test_create",
 				Email:           "test_create",
@@ -361,8 +362,8 @@ func TestUserSync_SyncUserHook(t *testing.T) {
 			},
 			wantErr: false,
 			wantID: &authn.Identity{
-				ID:             authn.MustParseNamespaceID("user:3"),
+				ID:             identity.MustParseTypedID("user:3"),
-				UID:            authn.MustParseNamespaceID("user:3"),
+				UID:            identity.MustParseTypedID("user:3"),
 				Login:          "test_mod",
 				Name:           "test_mod",
 				Email:          "test_mod",
@@ -406,8 +407,8 @@ func TestUserSync_SyncUserHook(t *testing.T) {
 			},
 			wantErr: false,
 			wantID: &authn.Identity{
-				ID:             authn.MustParseNamespaceID("user:3"),
+				ID:             identity.MustParseTypedID("user:3"),
-				UID:            authn.MustParseNamespaceID("user:3"),
+				UID:            identity.MustParseTypedID("user:3"),
 				Name:           "test",
 				Login:          "test",
 				Email:          "test_mod@test.com",
@@ -457,7 +458,7 @@ func TestUserSync_FetchSyncedUserHook(t *testing.T) {
 		{
 			desc:     "should skip hook when identity is not a user",
 			req:      &authn.Request{},
-			identity: &authn.Identity{ID: authn.MustParseNamespaceID("api-key:1"), ClientParams: authn.ClientParams{FetchSyncedUser: true}},
+			identity: &authn.Identity{ID: identity.MustParseTypedID("api-key:1"), ClientParams: authn.ClientParams{FetchSyncedUser: true}},
 		},
 	}
 
@@ -483,7 +484,7 @@ func TestUserSync_EnableDisabledUserHook(t *testing.T) {
 		{
 			desc: "should skip if correct flag is not set",
 			identity: &authn.Identity{
-				ID:           authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:           identity.NewTypedID(identity.TypeUser, 1),
 				IsDisabled:   true,
 				ClientParams: authn.ClientParams{EnableUser: false},
 			},
@@ -492,7 +493,7 @@ func TestUserSync_EnableDisabledUserHook(t *testing.T) {
 		{
 			desc: "should skip if identity is not a user",
 			identity: &authn.Identity{
-				ID:           authn.NewNamespaceID(authn.NamespaceAPIKey, 1),
+				ID:           identity.NewTypedID(identity.TypeAPIKey, 1),
 				IsDisabled:   true,
 				ClientParams: authn.ClientParams{EnableUser: true},
 			},
@@ -501,7 +502,7 @@ func TestUserSync_EnableDisabledUserHook(t *testing.T) {
 		{
 			desc: "should enabled disabled user",
 			identity: &authn.Identity{
-				ID:           authn.NewNamespaceID(authn.NamespaceUser, 1),
+				ID:           identity.NewTypedID(identity.TypeUser, 1),
 				IsDisabled:   true,
 				ClientParams: authn.ClientParams{EnableUser: true},
 			},

pkg/services/authn/authntest/fake.go

@@ -78,7 +78,7 @@ func (f *FakeService) Logout(_ context.Context, _ identity.Requester, _ *usertok
 	panic("unimplemented")
 }
 
-func (f *FakeService) ResolveIdentity(ctx context.Context, orgID int64, namespaceID authn.NamespaceID) (*authn.Identity, error) {
+func (f *FakeService) ResolveIdentity(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*authn.Identity, error) {
 	if f.ExpectedIdentities != nil {
 		if f.CurrentIndex >= len(f.ExpectedIdentities) {
 			panic("ExpectedIdentities is empty")

pkg/services/authn/authntest/mock.go

@@ -54,7 +54,7 @@ func (*MockService) Logout(_ context.Context, _ identity.Requester, _ *usertoken
 	panic("unimplemented")
 }
 
-func (m *MockService) ResolveIdentity(ctx context.Context, orgID int64, namespaceID authn.NamespaceID) (*authn.Identity, error) {
+func (m *MockService) ResolveIdentity(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*authn.Identity, error) {
 	panic("unimplemented")
 }
 
@@ -77,8 +77,8 @@ type MockClient struct {
 	PriorityFunc        func() uint
 	HookFunc            func(ctx context.Context, identity *authn.Identity, r *authn.Request) error
 	LogoutFunc          func(ctx context.Context, user identity.Requester) (*authn.Redirect, bool)
-	NamespaceFunc       func() string
+	IdentityTypeFunc    func() identity.IdentityType
-	ResolveIdentityFunc func(ctx context.Context, orgID int64, namespaceID authn.NamespaceID) (*authn.Identity, error)
+	ResolveIdentityFunc func(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*authn.Identity, error)
 }
 
 func (m MockClient) Name() string {
@@ -127,15 +127,15 @@ func (m *MockClient) Logout(ctx context.Context, user identity.Requester) (*auth
 	return nil, false
 }
 
-func (m *MockClient) Namespace() string {
+func (m *MockClient) IdentityType() identity.IdentityType {
-	if m.NamespaceFunc != nil {
+	if m.IdentityTypeFunc != nil {
-		return m.NamespaceFunc()
+		return m.IdentityTypeFunc()
 	}
-	return ""
+	return identity.TypeEmpty
 }
 
 // ResolveIdentity implements authn.IdentityResolverClient.
-func (m *MockClient) ResolveIdentity(ctx context.Context, orgID int64, namespaceID authn.NamespaceID) (*authn.Identity, error) {
+func (m *MockClient) ResolveIdentity(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*authn.Identity, error) {
 	if m.ResolveIdentityFunc != nil {
 		return m.ResolveIdentityFunc(ctx, orgID, namespaceID)
 	}

pkg/services/authn/clients/api_key.go

@@ -7,6 +7,7 @@ import (
 	"time"
 
 	"github.com/grafana/grafana/pkg/apimachinery/errutil"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/components/apikeygen"
 	"github.com/grafana/grafana/pkg/components/satokengen"
 	"github.com/grafana/grafana/pkg/infra/log"
@@ -134,13 +135,13 @@ func (s *APIKey) Priority() uint {
 	return 30
 }
 
-func (s *APIKey) Namespace() string {
+func (s *APIKey) IdentityType() identity.IdentityType {
-	return authn.NamespaceAPIKey.String()
+	return identity.TypeAPIKey
 }
 
-func (s *APIKey) ResolveIdentity(ctx context.Context, orgID int64, namespaceID authn.NamespaceID) (*authn.Identity, error) {
+func (s *APIKey) ResolveIdentity(ctx context.Context, orgID int64, namespaceID identity.TypedID) (*authn.Identity, error) {
-	if !namespaceID.IsNamespace(authn.NamespaceAPIKey) {
+	if !namespaceID.IsType(identity.TypeAPIKey) {
-		return nil, authn.ErrInvalidNamespaceID.Errorf("got unspected namespace: %s", namespaceID.Namespace())
+		return nil, identity.ErrInvalidTypedID.Errorf("got unspected namespace: %s", namespaceID.Type())
 	}
 
 	apiKeyID, err := namespaceID.ParseInt()
@@ -160,7 +161,7 @@ func (s *APIKey) ResolveIdentity(ctx context.Context, orgID int64, namespaceID a
 	}
 
 	if key.ServiceAccountId != nil && *key.ServiceAccountId >= 1 {
-		return nil, authn.ErrInvalidNamespaceID.Errorf("api key belongs to service account")
+		return nil, identity.ErrInvalidTypedID.Errorf("api key belongs to service account")
 	}
 
 	return newAPIKeyIdentity(key), nil
@@ -187,18 +188,18 @@ func (s *APIKey) Hook(ctx context.Context, identity *authn.Identity, r *authn.Re
 	return nil
 }
 
-func (s *APIKey) getAPIKeyID(ctx context.Context, identity *authn.Identity, r *authn.Request) (apiKeyID int64, exists bool) {
+func (s *APIKey) getAPIKeyID(ctx context.Context, id *authn.Identity, r *authn.Request) (apiKeyID int64, exists bool) {
-	id, err := identity.ID.ParseInt()
+	internalId, err := id.ID.ParseInt()
 	if err != nil {
 		s.log.Warn("Failed to parse ID from identifier", "err", err)
 		return -1, false
 	}
 
-	if identity.ID.IsNamespace(authn.NamespaceAPIKey) {
+	if id.ID.IsType(identity.TypeAPIKey) {
-		return id, true
+		return internalId, true
 	}
 
-	if identity.ID.IsNamespace(authn.NamespaceServiceAccount) {
+	if id.ID.IsType(identity.TypeServiceAccount) {
 		// When the identity is service account, the ID in from the namespace is the service account ID.
 		// We need to fetch the API key in this scenario, as we could use it to uniquely identify a service account token.
 		apiKey, err := s.getAPIKey(ctx, getTokenFromRequest(r))
@@ -255,7 +256,7 @@ func validateApiKey(orgID int64, key *apikey.APIKey) error {
 
 func newAPIKeyIdentity(key *apikey.APIKey) *authn.Identity {
 	return &authn.Identity{
-		ID:              authn.NewNamespaceID(authn.NamespaceAPIKey, key.ID),
+		ID:              identity.NewTypedID(identity.TypeAPIKey, key.ID),
 		OrgID:           key.OrgID,
 		OrgRoles:        map[int64]org.RoleType{key.OrgID: key.Role},
 		ClientParams:    authn.ClientParams{SyncPermissions: true},
@@ -265,7 +266,7 @@ func newAPIKeyIdentity(key *apikey.APIKey) *authn.Identity {
 
 func newServiceAccountIdentity(key *apikey.APIKey) *authn.Identity {
 	return &authn.Identity{
-		ID:              authn.NewNamespaceID(authn.NamespaceServiceAccount, *key.ServiceAccountId),
+		ID:              identity.NewTypedID(identity.TypeServiceAccount, *key.ServiceAccountId),
 		OrgID:           key.OrgID,
 		AuthenticatedBy: login.APIKeyAuthModule,
 		ClientParams:    authn.ClientParams{FetchSyncedUser: true, SyncPermissions: true},

pkg/services/authn/clients/api_key_test.go

@@ -9,6 +9,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/components/apikeygen"
 	"github.com/grafana/grafana/pkg/components/satokengen"
 	"github.com/grafana/grafana/pkg/services/apikey"
@@ -47,7 +48,7 @@ func TestAPIKey_Authenticate(t *testing.T) {
 				Role:  org.RoleAdmin,
 			},
 			expectedIdentity: &authn.Identity{
-				ID:       authn.MustParseNamespaceID("api-key:1"),
+				ID:       identity.MustParseTypedID("api-key:1"),
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleAdmin},
 				ClientParams: authn.ClientParams{
@@ -70,7 +71,7 @@ func TestAPIKey_Authenticate(t *testing.T) {
 				ServiceAccountId: intPtr(1),
 			},
 			expectedIdentity: &authn.Identity{
-				ID:    authn.MustParseNamespaceID("service-account:1"),
+				ID:    identity.MustParseTypedID("service-account:1"),
 				OrgID: 1,
 				ClientParams: authn.ClientParams{
 					FetchSyncedUser: true,
@@ -205,7 +206,7 @@ func TestAPIKey_GetAPIKeyIDFromIdentity(t *testing.T) {
 				ServiceAccountId: intPtr(1),
 			},
 			expectedIdentity: &authn.Identity{
-				ID:              authn.MustParseNamespaceID("service-account:1"),
+				ID:              identity.MustParseTypedID("service-account:1"),
 				OrgID:           1,
 				Name:            "test",
 				AuthenticatedBy: login.APIKeyAuthModule,
@@ -221,7 +222,7 @@ func TestAPIKey_GetAPIKeyIDFromIdentity(t *testing.T) {
 				Key:   hash,
 			},
 			expectedIdentity: &authn.Identity{
-				ID:              authn.MustParseNamespaceID("api-key:2"),
+				ID:              identity.MustParseTypedID("api-key:2"),
 				OrgID:           1,
 				Name:            "test",
 				AuthenticatedBy: login.APIKeyAuthModule,
@@ -237,7 +238,7 @@ func TestAPIKey_GetAPIKeyIDFromIdentity(t *testing.T) {
 				Key:   hash,
 			},
 			expectedIdentity: &authn.Identity{
-				ID:              authn.MustParseNamespaceID("user:2"),
+				ID:              identity.MustParseTypedID("user:2"),
 				OrgID:           1,
 				Name:            "test",
 				AuthenticatedBy: login.APIKeyAuthModule,
@@ -253,7 +254,7 @@ func TestAPIKey_GetAPIKeyIDFromIdentity(t *testing.T) {
 				Key:   hash,
 			},
 			expectedIdentity: &authn.Identity{
-				ID:              authn.MustParseNamespaceID("service-account:2"),
+				ID:              identity.MustParseTypedID("service-account:2"),
 				OrgID:           1,
 				Name:            "test",
 				AuthenticatedBy: login.APIKeyAuthModule,
@@ -286,7 +287,7 @@ func TestAPIKey_GetAPIKeyIDFromIdentity(t *testing.T) {
 func TestAPIKey_ResolveIdentity(t *testing.T) {
 	type testCase struct {
 		desc        string
-		namespaceID authn.NamespaceID
+		namespaceID identity.TypedID
 
 		exptedApiKey *apikey.APIKey
 
@@ -297,12 +298,12 @@ func TestAPIKey_ResolveIdentity(t *testing.T) {
 	tests := []testCase{
 		{
 			desc:        "should return error for invalid namespace",
-			namespaceID: authn.MustParseNamespaceID("user:1"),
+			namespaceID: identity.MustParseTypedID("user:1"),
-			expectedErr: authn.ErrInvalidNamespaceID,
+			expectedErr: identity.ErrInvalidTypedID,
 		},
 		{
 			desc:        "should return error when api key has expired",
-			namespaceID: authn.MustParseNamespaceID("api-key:1"),
+			namespaceID: identity.MustParseTypedID("api-key:1"),
 			exptedApiKey: &apikey.APIKey{
 				ID:      1,
 				OrgID:   1,
@@ -312,7 +313,7 @@ func TestAPIKey_ResolveIdentity(t *testing.T) {
 		},
 		{
 			desc:        "should return error when api key is revoked",
-			namespaceID: authn.MustParseNamespaceID("api-key:1"),
+			namespaceID: identity.MustParseTypedID("api-key:1"),
 			exptedApiKey: &apikey.APIKey{
 				ID:        1,
 				OrgID:     1,
@@ -322,17 +323,17 @@ func TestAPIKey_ResolveIdentity(t *testing.T) {
 		},
 		{
 			desc:        "should return error when api key is connected to service account",
-			namespaceID: authn.MustParseNamespaceID("api-key:1"),
+			namespaceID: identity.MustParseTypedID("api-key:1"),
 			exptedApiKey: &apikey.APIKey{
 				ID:               1,
 				OrgID:            1,
 				ServiceAccountId: intPtr(1),
 			},
-			expectedErr: authn.ErrInvalidNamespaceID,
+			expectedErr: identity.ErrInvalidTypedID,
 		},
 		{
 			desc:        "should return error when api key is belongs to different org",
-			namespaceID: authn.MustParseNamespaceID("api-key:1"),
+			namespaceID: identity.MustParseTypedID("api-key:1"),
 			exptedApiKey: &apikey.APIKey{
 				ID:               1,
 				OrgID:            2,
@@ -342,7 +343,7 @@ func TestAPIKey_ResolveIdentity(t *testing.T) {
 		},
 		{
 			desc:        "should return valid idenitty",
-			namespaceID: authn.MustParseNamespaceID("api-key:1"),
+			namespaceID: identity.MustParseTypedID("api-key:1"),
 			exptedApiKey: &apikey.APIKey{
 				ID:    1,
 				OrgID: 1,
@@ -351,7 +352,7 @@ func TestAPIKey_ResolveIdentity(t *testing.T) {
 			expectedIdenity: &authn.Identity{
 				OrgID:           1,
 				OrgRoles:        map[int64]org.RoleType{1: org.RoleEditor},
-				ID:              authn.MustParseNamespaceID("api-key:1"),
+				ID:              identity.MustParseTypedID("api-key:1"),
 				AuthenticatedBy: login.APIKeyAuthModule,
 				ClientParams:    authn.ClientParams{SyncPermissions: true},
 			},

pkg/services/authn/clients/basic_test.go

@@ -7,6 +7,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/authn/authntest"
 )
@@ -24,8 +25,8 @@ func TestBasic_Authenticate(t *testing.T) {
 		{
 			desc:             "should success when password client return identity",
 			req:              &authn.Request{HTTPRequest: &http.Request{Header: map[string][]string{authorizationHeaderName: {encodeBasicAuth("user", "password")}}}},
-			client:           authntest.FakePasswordClient{ExpectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:1")}},
+			client:           authntest.FakePasswordClient{ExpectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:1")}},
-			expectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			expectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 		},
 		{
 			desc:        "should fail when basic auth header could not be decoded",

pkg/services/authn/clients/ext_jwt.go

@@ -10,6 +10,7 @@ import (
 	authlib "github.com/grafana/authlib/authn"
 
 	"github.com/grafana/grafana/pkg/apimachinery/errutil"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/services/apiserver/endpoints/request"
 	"github.com/grafana/grafana/pkg/services/authn"
@@ -108,21 +109,21 @@ func (s *ExtendedJWT) authenticateAsUser(
 		return nil, errExtJWTMisMatchedNamespaceClaims.Errorf("unexpected access token namespace: %s", accessTokenClaims.Rest.Namespace)
 	}
 
-	accessID, err := authn.ParseNamespaceID(accessTokenClaims.Subject)
+	accessID, err := identity.ParseTypedID(accessTokenClaims.Subject)
 	if err != nil {
 		return nil, errExtJWTInvalidSubject.Errorf("unexpected identity: %s", accessID.String())
 	}
 
-	if !accessID.IsNamespace(authn.NamespaceAccessPolicy) {
+	if !accessID.IsType(identity.TypeAccessPolicy) {
 		return nil, errExtJWTInvalid.Errorf("unexpected identity: %s", accessID.String())
 	}
 
-	userID, err := authn.ParseNamespaceID(idTokenClaims.Subject)
+	userID, err := identity.ParseTypedID(idTokenClaims.Subject)
 	if err != nil {
 		return nil, errExtJWTInvalid.Errorf("failed to parse id token subject: %w", err)
 	}
 
-	if !userID.IsNamespace(authn.NamespaceUser) {
+	if !userID.IsType(identity.TypeUser) {
 		return nil, errExtJWTInvalidSubject.Errorf("unexpected identity: %s", userID.String())
 	}
 
@@ -154,12 +155,12 @@ func (s *ExtendedJWT) authenticateAsService(claims *authlib.Claims[authlib.Acces
 		return nil, errExtJWTDisallowedNamespaceClaim.Errorf("unexpected access token namespace: %s", claims.Rest.Namespace)
 	}
 
-	id, err := authn.ParseNamespaceID(claims.Subject)
+	id, err := identity.ParseTypedID(claims.Subject)
 	if err != nil {
 		return nil, fmt.Errorf("failed to parse access token subject: %w", err)
 	}
 
-	if !id.IsNamespace(authn.NamespaceAccessPolicy) {
+	if !id.IsType(identity.TypeAccessPolicy) {
 		return nil, errExtJWTInvalidSubject.Errorf("unexpected identity: %s", id.String())
 	}
 

pkg/services/authn/clients/ext_jwt_test.go

@@ -17,6 +17,7 @@ import (
 
 	authnlib "github.com/grafana/authlib/authn"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/setting"
 )
@@ -207,8 +208,8 @@ func TestExtendedJWT_Authenticate(t *testing.T) {
 			accessToken: &validAccessTokenClaims,
 			orgID:       1,
 			want: &authn.Identity{
-				ID:                         authn.MustParseNamespaceID("access-policy:this-uid"),
+				ID:                         identity.MustParseTypedID("access-policy:this-uid"),
-				UID:                        authn.MustParseNamespaceID("access-policy:this-uid"),
+				UID:                        identity.MustParseTypedID("access-policy:this-uid"),
 				OrgID:                      1,
 				AllowedKubernetesNamespace: "default",
 				AuthenticatedBy:            "extendedjwt",
@@ -223,8 +224,8 @@ func TestExtendedJWT_Authenticate(t *testing.T) {
 			accessToken: &validAcessTokenClaimsWildcard,
 			orgID:       1,
 			want: &authn.Identity{
-				ID:                         authn.MustParseNamespaceID("access-policy:this-uid"),
+				ID:                         identity.MustParseTypedID("access-policy:this-uid"),
-				UID:                        authn.MustParseNamespaceID("access-policy:this-uid"),
+				UID:                        identity.MustParseTypedID("access-policy:this-uid"),
 				OrgID:                      1,
 				AllowedKubernetesNamespace: "*",
 				AuthenticatedBy:            "extendedjwt",
@@ -240,7 +241,7 @@ func TestExtendedJWT_Authenticate(t *testing.T) {
 			idToken:     &validIDTokenClaims,
 			orgID:       1,
 			want: &authn.Identity{
-				ID:                         authn.MustParseNamespaceID("user:2"),
+				ID:                         identity.MustParseTypedID("user:2"),
 				OrgID:                      1,
 				AllowedKubernetesNamespace: "default",
 				AuthenticatedBy:            "extendedjwt",
@@ -260,7 +261,7 @@ func TestExtendedJWT_Authenticate(t *testing.T) {
 			idToken:     &validIDTokenClaims,
 			orgID:       1,
 			want: &authn.Identity{
-				ID:                         authn.MustParseNamespaceID("user:2"),
+				ID:                         identity.MustParseTypedID("user:2"),
 				OrgID:                      1,
 				AllowedKubernetesNamespace: "*",
 				AuthenticatedBy:            "extendedjwt",
@@ -285,7 +286,7 @@ func TestExtendedJWT_Authenticate(t *testing.T) {
 				},
 			},
 			want: &authn.Identity{
-				ID:                         authn.MustParseNamespaceID("user:2"),
+				ID:                         identity.MustParseTypedID("user:2"),
 				OrgID:                      1,
 				AllowedKubernetesNamespace: "stack-1234",
 				AuthenticatedBy:            "extendedjwt",

pkg/services/authn/clients/grafana.go

@@ -6,6 +6,7 @@ import (
 	"errors"
 	"net/mail"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/login"
 	"github.com/grafana/grafana/pkg/services/org"
@@ -105,7 +106,7 @@ func (c *Grafana) AuthenticatePassword(ctx context.Context, r *authn.Request, us
 	}
 
 	return &authn.Identity{
-		ID:              authn.NewNamespaceID(authn.NamespaceUser, usr.ID),
+		ID:              identity.NewTypedID(identity.TypeUser, usr.ID),
 		OrgID:           r.OrgID,
 		ClientParams:    authn.ClientParams{FetchSyncedUser: true, SyncPermissions: true},
 		AuthenticatedBy: login.PasswordAuthModule,

pkg/services/authn/clients/grafana_test.go

@@ -7,6 +7,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/login"
 	"github.com/grafana/grafana/pkg/services/org"
@@ -140,7 +141,7 @@ func TestGrafana_AuthenticatePassword(t *testing.T) {
 			password: "password",
 			findUser: true,
 			expectedIdentity: &authn.Identity{
-				ID:              authn.MustParseNamespaceID("user:1"),
+				ID:              identity.MustParseTypedID("user:1"),
 				OrgID:           1,
 				AuthenticatedBy: login.PasswordAuthModule,
 				ClientParams:    authn.ClientParams{FetchSyncedUser: true, SyncPermissions: true},

pkg/services/authn/clients/oauth.go

@@ -245,10 +245,10 @@ func (c *OAuth) RedirectURL(ctx context.Context, r *authn.Request) (*authn.Redir
 	}, nil
 }
 
-func (c *OAuth) Logout(ctx context.Context, user authn.Requester) (*authn.Redirect, bool) {
+func (c *OAuth) Logout(ctx context.Context, user identity.Requester) (*authn.Redirect, bool) {
 	token := c.oauthService.GetCurrentOAuthToken(ctx, user)
 
-	namespace, id := user.GetNamespacedID()
+	namespace, id := user.GetTypedID()
 	userID, err := identity.UserIdentifier(namespace, id)
 	if err != nil {
 		c.log.FromContext(ctx).Error("Failed to parse user id", "namespace", namespace, "id", id, "error", err)
@@ -260,7 +260,7 @@ func (c *OAuth) Logout(ctx context.Context, user authn.Requester) (*authn.Redire
 		AuthId:     user.GetAuthID(),
 		AuthModule: user.GetAuthenticatedBy(),
 	}); err != nil {
-		namespace, id := user.GetNamespacedID()
+		namespace, id := user.GetTypedID()
 		c.log.FromContext(ctx).Error("Failed to invalidate tokens", "namespace", namespace, "id", id, "error", err)
 	}
 

pkg/services/authn/clients/password_test.go

@@ -6,6 +6,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/authn/authntest"
 	"github.com/grafana/grafana/pkg/services/loginattempt/loginattempttest"
@@ -29,16 +30,16 @@ func TestPassword_AuthenticatePassword(t *testing.T) {
 			username:         "test",
 			password:         "test",
 			req:              &authn.Request{},
-			clients:          []authn.PasswordClient{authntest.FakePasswordClient{ExpectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:1")}}},
+			clients:          []authn.PasswordClient{authntest.FakePasswordClient{ExpectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:1")}}},
-			expectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:1")},
+			expectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:1")},
 		},
 		{
 			desc:             "should success when found in second client",
 			username:         "test",
 			password:         "test",
 			req:              &authn.Request{},
-			clients:          []authn.PasswordClient{authntest.FakePasswordClient{ExpectedErr: errIdentityNotFound}, authntest.FakePasswordClient{ExpectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:2")}}},
+			clients:          []authn.PasswordClient{authntest.FakePasswordClient{ExpectedErr: errIdentityNotFound}, authntest.FakePasswordClient{ExpectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:2")}}},
-			expectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID("user:2")},
+			expectedIdentity: &authn.Identity{ID: identity.MustParseTypedID("user:2")},
 		},
 		{
 			desc:        "should fail for empty password",

pkg/services/authn/clients/proxy.go

@@ -13,6 +13,7 @@ import (
 	"time"
 
 	"github.com/grafana/grafana/pkg/apimachinery/errutil"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/remotecache"
 	"github.com/grafana/grafana/pkg/services/authn"
@@ -124,7 +125,7 @@ func (c *Proxy) retrieveIDFromCache(ctx context.Context, cacheKey string, r *aut
 	}
 
 	return &authn.Identity{
-		ID:    authn.NewNamespaceID(authn.NamespaceUser, uid),
+		ID:    identity.NewTypedID(identity.TypeUser, uid),
 		OrgID: r.OrgID,
 		// FIXME: This does not match the actual auth module used, but should not have any impact
 		// Maybe caching the auth module used with the user ID would be a good idea
@@ -144,18 +145,18 @@ func (c *Proxy) Priority() uint {
 	return 50
 }
 
-func (c *Proxy) Hook(ctx context.Context, identity *authn.Identity, r *authn.Request) error {
+func (c *Proxy) Hook(ctx context.Context, id *authn.Identity, r *authn.Request) error {
-	if identity.ClientParams.CacheAuthProxyKey == "" {
+	if id.ClientParams.CacheAuthProxyKey == "" {
 		return nil
 	}
 
-	if !identity.ID.IsNamespace(authn.NamespaceUser) {
+	if !id.ID.IsType(identity.TypeUser) {
 		return nil
 	}
 
-	id, err := identity.ID.ParseInt()
+	internalId, err := id.ID.ParseInt()
 	if err != nil {
-		c.log.Warn("Failed to cache proxy user", "error", err, "userId", identity.ID.ID(), "err", err)
+		c.log.Warn("Failed to cache proxy user", "error", err, "userId", id.ID.ID(), "err", err)
 		return nil
 	}
 
@@ -175,15 +176,15 @@ func (c *Proxy) Hook(ctx context.Context, identity *authn.Identity, r *authn.Req
 		}
 	}
 
-	c.log.FromContext(ctx).Debug("Cache proxy user", "userId", id)
+	c.log.FromContext(ctx).Debug("Cache proxy user", "userId", internalId)
-	bytes := []byte(strconv.FormatInt(id, 10))
+	bytes := []byte(strconv.FormatInt(internalId, 10))
 	duration := time.Duration(c.cfg.AuthProxy.SyncTTL) * time.Minute
-	if err := c.cache.Set(ctx, identity.ClientParams.CacheAuthProxyKey, bytes, duration); err != nil {
+	if err := c.cache.Set(ctx, id.ClientParams.CacheAuthProxyKey, bytes, duration); err != nil {
-		c.log.Warn("Failed to cache proxy user", "error", err, "userId", id)
+		c.log.Warn("Failed to cache proxy user", "error", err, "userId", internalId)
 	}
 
 	// store current cacheKey for the user
-	return c.cache.Set(ctx, userKey, []byte(identity.ClientParams.CacheAuthProxyKey), duration)
+	return c.cache.Set(ctx, userKey, []byte(id.ClientParams.CacheAuthProxyKey), duration)
 }
 
 func (c *Proxy) isAllowedIP(r *authn.Request) bool {

pkg/services/authn/clients/proxy_test.go

@@ -11,6 +11,7 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/authn/authntest"
 	"github.com/grafana/grafana/pkg/setting"
@@ -203,7 +204,7 @@ func TestProxy_Hook(t *testing.T) {
 	}
 	cache := &fakeCache{data: make(map[string][]byte)}
 	userId := int64(1)
-	userID := authn.NewNamespaceID(authn.NamespaceUser, userId)
+	userID := identity.NewTypedID(identity.TypeUser, userId)
 
 	// withRole creates a test case for a user with a specific role.
 	withRole := func(role string) func(t *testing.T) {

pkg/services/authn/clients/render.go

@@ -5,6 +5,7 @@ import (
 	"time"
 
 	"github.com/grafana/grafana/pkg/apimachinery/errutil"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/login"
 	"github.com/grafana/grafana/pkg/services/org"
@@ -42,7 +43,7 @@ func (c *Render) Authenticate(ctx context.Context, r *authn.Request) (*authn.Ide
 
 	if renderUsr.UserID <= 0 {
 		return &authn.Identity{
-			ID:              authn.NewNamespaceID(authn.NamespaceRenderService, 0),
+			ID:              identity.NewTypedID(identity.TypeRenderService, 0),
 			OrgID:           renderUsr.OrgID,
 			OrgRoles:        map[int64]org.RoleType{renderUsr.OrgID: org.RoleType(renderUsr.OrgRole)},
 			ClientParams:    authn.ClientParams{SyncPermissions: true},
@@ -52,7 +53,7 @@ func (c *Render) Authenticate(ctx context.Context, r *authn.Request) (*authn.Ide
 	}
 
 	return &authn.Identity{
-		ID:              authn.NewNamespaceID(authn.NamespaceUser, renderUsr.UserID),
+		ID:              identity.NewTypedID(identity.TypeUser, renderUsr.UserID),
 		LastSeenAt:      time.Now(),
 		AuthenticatedBy: login.RenderModule,
 		ClientParams:    authn.ClientParams{FetchSyncedUser: true, SyncPermissions: true},

pkg/services/authn/clients/render_test.go

@@ -9,6 +9,7 @@ import (
 	"github.com/golang/mock/gomock"
 	"github.com/stretchr/testify/assert"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/services/authn"
 	"github.com/grafana/grafana/pkg/services/login"
 	"github.com/grafana/grafana/pkg/services/org"
@@ -35,7 +36,7 @@ func TestRender_Authenticate(t *testing.T) {
 				},
 			},
 			expectedIdentity: &authn.Identity{
-				ID:              authn.MustParseNamespaceID("render:0"),
+				ID:              identity.MustParseTypedID("render:0"),
 				OrgID:           1,
 				OrgRoles:        map[int64]org.RoleType{1: org.RoleViewer},
 				AuthenticatedBy: login.RenderModule,
@@ -56,7 +57,7 @@ func TestRender_Authenticate(t *testing.T) {
 				},
 			},
 			expectedIdentity: &authn.Identity{
-				ID:              authn.MustParseNamespaceID("user:1"),
+				ID:              identity.MustParseTypedID("user:1"),
 				AuthenticatedBy: login.RenderModule,
 				ClientParams:    authn.ClientParams{FetchSyncedUser: true, SyncPermissions: true},
 			},

pkg/services/authn/clients/session.go

@@ -6,6 +6,7 @@ import (
 	"net/url"
 	"time"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/services/auth"
 	"github.com/grafana/grafana/pkg/services/authn"
@@ -57,7 +58,7 @@ func (s *Session) Authenticate(ctx context.Context, r *authn.Request) (*authn.Id
 	}
 
 	ident := &authn.Identity{
-		ID:           authn.NewNamespaceID(authn.NamespaceUser, token.UserId),
+		ID:           identity.NewTypedID(identity.TypeUser, token.UserId),
 		SessionToken: token,
 		ClientParams: authn.ClientParams{
 			FetchSyncedUser: true,

pkg/services/authn/clients/session_test.go

@@ -9,6 +9,7 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/models/usertoken"
 	"github.com/grafana/grafana/pkg/services/auth"
 	"github.com/grafana/grafana/pkg/services/auth/authtest"
@@ -96,7 +97,7 @@ func TestSession_Authenticate(t *testing.T) {
 			},
 			args: args{r: &authn.Request{HTTPRequest: validHTTPReq}},
 			wantID: &authn.Identity{
-				ID:           authn.MustParseNamespaceID("user:1"),
+				ID:           identity.MustParseTypedID("user:1"),
 				SessionToken: validToken,
 				ClientParams: authn.ClientParams{
 					SyncPermissions: true,
@@ -129,7 +130,7 @@ func TestSession_Authenticate(t *testing.T) {
 			},
 			args: args{r: &authn.Request{HTTPRequest: validHTTPReq}},
 			wantID: &authn.Identity{
-				ID:           authn.MustParseNamespaceID("user:1"),
+				ID:           identity.MustParseTypedID("user:1"),
 				SessionToken: validToken,
 				ClientParams: authn.ClientParams{
 					SyncPermissions: true,
@@ -148,7 +149,7 @@ func TestSession_Authenticate(t *testing.T) {
 			},
 			args: args{r: &authn.Request{HTTPRequest: validHTTPReq}},
 			wantID: &authn.Identity{
-				ID:              authn.MustParseNamespaceID("user:1"),
+				ID:              identity.MustParseTypedID("user:1"),
 				AuthID:          "1",
 				AuthenticatedBy: "oauth_azuread",
 				SessionToken:    validToken,
@@ -170,7 +171,7 @@ func TestSession_Authenticate(t *testing.T) {
 			},
 			args: args{r: &authn.Request{HTTPRequest: validHTTPReq}},
 			wantID: &authn.Identity{
-				ID:           authn.MustParseNamespaceID("user:1"),
+				ID:           identity.MustParseTypedID("user:1"),
 				SessionToken: validToken,
 
 				ClientParams: authn.ClientParams{

pkg/services/authn/identity.go

@@ -15,16 +15,14 @@ import (
 
 const GlobalOrgID = int64(0)
 
-type Requester = identity.Requester
+var _ identity.Requester = (*Identity)(nil)
-
-var _ Requester = (*Identity)(nil)
 
 type Identity struct {
 	// ID is the unique identifier for the entity in the Grafana database.
 	// If the entity is not found in the DB or this entity is non-persistent, this field will be empty.
-	ID NamespaceID
+	ID identity.TypedID
 	// UID is a unique identifier stored for the entity in Grafana database. Not all entities support uid so it can be empty.
-	UID NamespaceID
+	UID identity.TypedID
 	// OrgID is the active organization for the entity.
 	OrgID int64
 	// OrgName is the name of the active organization.
@@ -74,15 +72,15 @@ type Identity struct {
 	IDToken string
 }
 
-func (i *Identity) GetID() NamespaceID {
+func (i *Identity) GetID() identity.TypedID {
 	return i.ID
 }
 
-func (i *Identity) GetNamespacedID() (namespace identity.Namespace, identifier string) {
+func (i *Identity) GetTypedID() (namespace identity.IdentityType, identifier string) {
-	return i.ID.Namespace(), i.ID.ID()
+	return i.ID.Type(), i.ID.ID()
 }
 
-func (i *Identity) GetUID() NamespaceID {
+func (i *Identity) GetUID() identity.TypedID {
 	return i.UID
 }
 
@@ -95,7 +93,7 @@ func (i *Identity) GetAuthenticatedBy() string {
 }
 
 func (i *Identity) GetCacheKey() string {
-	namespace, id := i.GetNamespacedID()
+	namespace, id := i.GetTypedID()
 	if !i.HasUniqueId() {
 		// Hack use the org role as id for identities that do not have a unique id
 		// e.g. anonymous and render key.
@@ -191,8 +189,10 @@ func (i *Identity) HasRole(role org.RoleType) bool {
 }
 
 func (i *Identity) HasUniqueId() bool {
-	namespace, _ := i.GetNamespacedID()
+	namespace, _ := i.GetTypedID()
-	return namespace == NamespaceUser || namespace == NamespaceServiceAccount || namespace == NamespaceAPIKey
+	return namespace == identity.TypeUser ||
+		namespace == identity.TypeServiceAccount ||
+		namespace == identity.TypeAPIKey
 }
 
 func (i *Identity) IsAuthenticatedBy(providers ...string) bool {
@@ -220,7 +220,7 @@ func (i *Identity) SignedInUser() *user.SignedInUser {
 		AuthID:          i.AuthID,
 		AuthenticatedBy: i.AuthenticatedBy,
 		IsGrafanaAdmin:  i.GetIsGrafanaAdmin(),
-		IsAnonymous:     i.ID.IsNamespace(NamespaceAnonymous),
+		IsAnonymous:     i.ID.IsType(identity.TypeAnonymous),
 		IsDisabled:      i.IsDisabled,
 		HelpFlags1:      i.HelpFlags1,
 		LastSeenAt:      i.LastSeenAt,
@@ -230,14 +230,14 @@ func (i *Identity) SignedInUser() *user.SignedInUser {
 		NamespacedID:    i.ID,
 	}
 
-	if i.ID.IsNamespace(NamespaceAPIKey) {
+	if i.ID.IsType(identity.TypeAPIKey) {
 		id, _ := i.ID.ParseInt()
 		u.ApiKeyID = id
 	} else {
 		id, _ := i.ID.UserID()
 		u.UserID = id
 		u.UserUID = i.UID.ID()
-		u.IsServiceAccount = i.ID.IsNamespace(NamespaceServiceAccount)
+		u.IsServiceAccount = i.ID.IsType(identity.TypeServiceAccount)
 	}
 
 	return u

pkg/services/authn/namespace.go

@@ -1,27 +0,0 @@
-package authn
-
-import (
-	"github.com/grafana/grafana/pkg/apimachinery/identity"
-)
-
-const (
-	NamespaceUser           = identity.NamespaceUser
-	NamespaceAPIKey         = identity.NamespaceAPIKey
-	NamespaceServiceAccount = identity.NamespaceServiceAccount
-	NamespaceAnonymous      = identity.NamespaceAnonymous
-	NamespaceRenderService  = identity.NamespaceRenderService
-	NamespaceAccessPolicy   = identity.NamespaceAccessPolicy
-)
-
-var AnonymousNamespaceID = NewNamespaceID(NamespaceAnonymous, 0)
-
-type Namespace = identity.Namespace
-type NamespaceID = identity.NamespaceID
-
-var (
-	ParseNamespaceID      = identity.ParseNamespaceID
-	MustParseNamespaceID  = identity.MustParseNamespaceID
-	NewNamespaceID        = identity.NewNamespaceID
-	NewNamespaceIDString  = identity.NewNamespaceIDString
-	ErrInvalidNamespaceID = identity.ErrInvalidNamespaceID
-)

pkg/services/authz/server.go

@@ -5,6 +5,7 @@ import (
 
 	authzv1 "github.com/grafana/authlib/authz/proto/v1"
 
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
@@ -54,7 +55,16 @@ func (s *legacyServer) Read(ctx context.Context, req *authzv1.ReadRequest) (*aut
 	ctxLogger := s.logger.FromContext(ctx)
 	ctxLogger.Debug("Read", "action", action, "subject", subject, "stackID", stackID)
 
-	permissions, err := s.acSvc.SearchUserPermissions(ctx, stackID, accesscontrol.SearchOptions{NamespacedID: subject, Action: action})
+	var err error
+	opts := accesscontrol.SearchOptions{Action: action}
+	if subject != "" {
+		opts.TypedID, err = identity.ParseTypedID(subject)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	permissions, err := s.acSvc.SearchUserPermissions(ctx, stackID, opts)
 	if err != nil {
 		ctxLogger.Error("failed to search user permissions", "error", err)
 		return nil, tracing.Errorf(span, "failed to search user permissions: %w", err)

pkg/services/contexthandler/contexthandler.go

@@ -6,10 +6,11 @@ import (
 	"fmt"
 	"net/http"
 
-	authnClients "github.com/grafana/grafana/pkg/services/authn/clients"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/trace"
 
+	authnClients "github.com/grafana/grafana/pkg/services/authn/clients"
+
 	"github.com/grafana/grafana/pkg/api/response"
 	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
@@ -153,12 +154,12 @@ func (h *ContextHandler) addIDHeaderEndOfRequestFunc(ident identity.Requester) w
 			return
 		}
 
-		namespace, id := ident.GetNamespacedID()
+		namespace, id := ident.GetTypedID()
-		if !identity.IsNamespace(
+		if !identity.IsIdentityType(
 			namespace,
-			identity.NamespaceUser,
+			identity.TypeUser,
-			identity.NamespaceServiceAccount,
+			identity.TypeServiceAccount,
-			identity.NamespaceAPIKey,
+			identity.TypeAPIKey,
 		) || id == "0" {
 			return
 		}

pkg/services/contexthandler/contexthandler_test.go

@@ -43,7 +43,7 @@ func TestContextHandler(t *testing.T) {
 	})
 
 	t.Run("should set identity on successful authentication", func(t *testing.T) {
-		id := &authn.Identity{ID: authn.NewNamespaceID(authn.NamespaceUser, 1), OrgID: 1}
+		id := &authn.Identity{ID: identity.NewTypedID(identity.TypeUser, 1), OrgID: 1}
 		handler := contexthandler.ProvideService(
 			setting.NewCfg(),
 			tracing.InitializeTracerForTest(),
@@ -68,7 +68,7 @@ func TestContextHandler(t *testing.T) {
 	})
 
 	t.Run("should not set IsSignedIn on anonymous identity", func(t *testing.T) {
-		identity := &authn.Identity{ID: authn.AnonymousNamespaceID, OrgID: 1}
+		identity := &authn.Identity{ID: identity.AnonymousTypedID, OrgID: 1}
 		handler := contexthandler.ProvideService(
 			setting.NewCfg(),
 			tracing.InitializeTracerForTest(),
@@ -148,7 +148,7 @@ func TestContextHandler(t *testing.T) {
 			handler := contexthandler.ProvideService(
 				cfg,
 				tracing.InitializeTracerForTest(),
-				&authntest.FakeService{ExpectedIdentity: &authn.Identity{ID: authn.MustParseNamespaceID(id)}},
+				&authntest.FakeService{ExpectedIdentity: &authn.Identity{ID: identity.MustParseTypedID(id)}},
 			)
 
 			server := webtest.NewServer(t, routing.NewRouteRegister())

pkg/services/dashboardimport/service/service.go

@@ -109,10 +109,10 @@ func (s *ImportDashboardService) ImportDashboard(ctx context.Context, req *dashb
 		req.FolderUid = folder.UID
 	}
 
-	namespace, identifier := req.User.GetNamespacedID()
+	namespace, identifier := req.User.GetTypedID()
 	userID := int64(0)
 
-	if namespace == identity.NamespaceUser || namespace == identity.NamespaceServiceAccount {
+	if namespace == identity.TypeUser || namespace == identity.TypeServiceAccount {
 		userID, _ = identity.IntIdentifier(namespace, identifier)
 	}
 

pkg/services/dashboardimport/service/service_test.go

@@ -83,7 +83,7 @@ func TestImportDashboardService(t *testing.T) {
 		require.NotNil(t, resp)
 		require.Equal(t, "UDdpyzz7z", resp.UID)
 
-		userID, err := identity.IntIdentifier(importDashboardArg.User.GetNamespacedID())
+		userID, err := identity.IntIdentifier(importDashboardArg.User.GetTypedID())
 		require.NoError(t, err)
 
 		require.NotNil(t, importDashboardArg)
@@ -149,7 +149,7 @@ func TestImportDashboardService(t *testing.T) {
 		require.NotNil(t, resp)
 		require.Equal(t, "UDdpyzz7z", resp.UID)
 
-		userID, err := identity.IntIdentifier(importDashboardArg.User.GetNamespacedID())
+		userID, err := identity.IntIdentifier(importDashboardArg.User.GetTypedID())
 		require.NoError(t, err)
 
 		require.NotNil(t, importDashboardArg)

pkg/services/dashboards/database/database.go

@@ -878,7 +878,7 @@ func (d *dashboardStore) FindDashboards(ctx context.Context, query *dashboards.F
 	}
 
 	// only list k6 folders when requested by a service account - prevents showing k6 folders in the UI for users
-	if query.SignedInUser == nil || query.SignedInUser.GetID().Namespace() != identity.NamespaceServiceAccount {
+	if query.SignedInUser == nil || query.SignedInUser.GetID().Type() != identity.TypeServiceAccount {
 		filters = append(filters, searchstore.K6FolderFilter{})
 	}
 

pkg/services/dashboards/service/dashboard_service.go

@@ -234,8 +234,8 @@ func (dr *DashboardServiceImpl) BuildSaveDashboardCommand(ctx context.Context, d
 
 func resolveUserID(user identity.Requester, log log.Logger) (int64, error) {
 	userID := int64(0)
-	namespaceID, identifier := user.GetNamespacedID()
+	namespaceID, identifier := user.GetTypedID()
-	if namespaceID != identity.NamespaceUser && namespaceID != identity.NamespaceServiceAccount {
+	if namespaceID != identity.TypeUser && namespaceID != identity.TypeServiceAccount {
 		log.Debug("User does not belong to a user or service account namespace", "namespaceID", namespaceID, "userID", identifier)
 	} else {
 		var err error
@@ -503,12 +503,12 @@ func (dr *DashboardServiceImpl) setDefaultPermissions(ctx context.Context, dto *
 	var permissions []accesscontrol.SetResourcePermissionCommand
 
 	if !provisioned {
-		namespaceID, userIDstr := dto.User.GetNamespacedID()
+		namespaceID, userIDstr := dto.User.GetTypedID()
 		userID, err := identity.IntIdentifier(namespaceID, userIDstr)
 
 		if err != nil {
 			dr.log.Error("Could not make user admin", "dashboard", dash.Title, "namespaceID", namespaceID, "userID", userID, "error", err)
-		} else if namespaceID == identity.NamespaceUser && userID > 0 {
+		} else if namespaceID == identity.TypeUser && userID > 0 {
 			permissions = append(permissions, accesscontrol.SetResourcePermissionCommand{
 				UserID: userID, Permission: dashboardaccess.PERMISSION_ADMIN.String(),
 			})
@@ -541,12 +541,12 @@ func (dr *DashboardServiceImpl) setDefaultFolderPermissions(ctx context.Context,
 	var permissions []accesscontrol.SetResourcePermissionCommand
 
 	if !provisioned {
-		namespaceID, userIDstr := cmd.SignedInUser.GetNamespacedID()
+		namespaceID, userIDstr := cmd.SignedInUser.GetTypedID()
 		userID, err := identity.IntIdentifier(namespaceID, userIDstr)
 
 		if err != nil {
 			dr.log.Error("Could not make user admin", "folder", cmd.Title, "namespaceID", namespaceID, "userID", userID, "error", err)
-		} else if namespaceID == identity.NamespaceUser && userID > 0 {
+		} else if namespaceID == identity.TypeUser && userID > 0 {
 			permissions = append(permissions, accesscontrol.SetResourcePermissionCommand{
 				UserID: userID, Permission: dashboardaccess.PERMISSION_ADMIN.String(),
 			})

pkg/services/dashboards/service/dashboard_service_integration_test.go

@@ -116,7 +116,7 @@ func TestIntegrationIntegratedDashboardService(t *testing.T) {
 					err := callSaveWithError(t, cmd, sqlStore)
 					assert.Equal(t, dashboards.ErrDashboardUpdateAccessDenied, err)
 
-					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetNamespacedID())
+					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetTypedID())
 					require.NoError(t, err)
 
 					assert.Equal(t, "", sc.dashboardGuardianMock.DashUID)
@@ -139,7 +139,7 @@ func TestIntegrationIntegratedDashboardService(t *testing.T) {
 					err := callSaveWithError(t, cmd, sc.sqlStore)
 					require.Equal(t, dashboards.ErrDashboardUpdateAccessDenied, err)
 
-					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetNamespacedID())
+					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetTypedID())
 					require.NoError(t, err)
 
 					assert.Equal(t, sc.otherSavedFolder.ID, sc.dashboardGuardianMock.DashID)
@@ -162,7 +162,7 @@ func TestIntegrationIntegratedDashboardService(t *testing.T) {
 					err := callSaveWithError(t, cmd, sc.sqlStore)
 					require.Equal(t, dashboards.ErrDashboardUpdateAccessDenied, err)
 
-					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetNamespacedID())
+					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetTypedID())
 					require.NoError(t, err)
 
 					assert.Equal(t, sc.savedDashInFolder.UID, sc.dashboardGuardianMock.DashUID)
@@ -186,7 +186,7 @@ func TestIntegrationIntegratedDashboardService(t *testing.T) {
 					err := callSaveWithError(t, cmd, sc.sqlStore)
 					require.Equal(t, dashboards.ErrDashboardUpdateAccessDenied, err)
 
-					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetNamespacedID())
+					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetTypedID())
 					require.NoError(t, err)
 
 					assert.Equal(t, sc.savedDashInFolder.UID, sc.dashboardGuardianMock.DashUID)
@@ -210,7 +210,7 @@ func TestIntegrationIntegratedDashboardService(t *testing.T) {
 					err := callSaveWithError(t, cmd, sc.sqlStore)
 					assert.Equal(t, dashboards.ErrDashboardUpdateAccessDenied, err)
 
-					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetNamespacedID())
+					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetTypedID())
 					require.NoError(t, err)
 
 					assert.Equal(t, sc.savedDashInGeneralFolder.UID, sc.dashboardGuardianMock.DashUID)
@@ -234,7 +234,7 @@ func TestIntegrationIntegratedDashboardService(t *testing.T) {
 					err := callSaveWithError(t, cmd, sc.sqlStore)
 					require.Equal(t, dashboards.ErrDashboardUpdateAccessDenied, err)
 
-					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetNamespacedID())
+					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetTypedID())
 					require.NoError(t, err)
 
 					assert.Equal(t, sc.savedDashInFolder.UID, sc.dashboardGuardianMock.DashUID)
@@ -258,7 +258,7 @@ func TestIntegrationIntegratedDashboardService(t *testing.T) {
 					err := callSaveWithError(t, cmd, sc.sqlStore)
 					require.Equal(t, dashboards.ErrDashboardUpdateAccessDenied, err)
 
-					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetNamespacedID())
+					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetTypedID())
 					require.NoError(t, err)
 
 					assert.Equal(t, sc.savedDashInGeneralFolder.UID, sc.dashboardGuardianMock.DashUID)
@@ -282,7 +282,7 @@ func TestIntegrationIntegratedDashboardService(t *testing.T) {
 					err := callSaveWithError(t, cmd, sc.sqlStore)
 					assert.Equal(t, dashboards.ErrDashboardUpdateAccessDenied, err)
 
-					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetNamespacedID())
+					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetTypedID())
 					require.NoError(t, err)
 
 					assert.Equal(t, sc.savedDashInFolder.UID, sc.dashboardGuardianMock.DashUID)
@@ -306,7 +306,7 @@ func TestIntegrationIntegratedDashboardService(t *testing.T) {
 					err := callSaveWithError(t, cmd, sc.sqlStore)
 					require.Equal(t, dashboards.ErrDashboardUpdateAccessDenied, err)
 
-					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetNamespacedID())
+					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetTypedID())
 					require.NoError(t, err)
 
 					assert.Equal(t, sc.savedDashInGeneralFolder.UID, sc.dashboardGuardianMock.DashUID)
@@ -330,7 +330,7 @@ func TestIntegrationIntegratedDashboardService(t *testing.T) {
 					err := callSaveWithError(t, cmd, sc.sqlStore)
 					require.Equal(t, dashboards.ErrDashboardUpdateAccessDenied, err)
 
-					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetNamespacedID())
+					userID, err := identity.IntIdentifier(sc.dashboardGuardianMock.User.GetTypedID())
 					require.NoError(t, err)
 
 					assert.Equal(t, sc.savedDashInFolder.UID, sc.dashboardGuardianMock.DashUID)

pkg/services/dashboardsnapshots/database/database.go

@@ -135,10 +135,10 @@ func (d *DashboardSnapshotStore) SearchDashboardSnapshots(ctx context.Context, q
 			sess.Where("name LIKE ?", query.Name)
 		}
 
-		namespace, id := query.SignedInUser.GetNamespacedID()
+		namespace, id := query.SignedInUser.GetTypedID()
 		var userID int64
 
-		if namespace == identity.NamespaceServiceAccount || namespace == identity.NamespaceUser {
+		if namespace == identity.TypeServiceAccount || namespace == identity.TypeUser {
 			var err error
 			userID, err = identity.IntIdentifier(namespace, id)
 			if err != nil {
@@ -150,7 +150,7 @@ func (d *DashboardSnapshotStore) SearchDashboardSnapshots(ctx context.Context, q
 		switch {
 		case query.SignedInUser.GetOrgRole() == org.RoleAdmin:
 			sess.Where("org_id = ?", query.SignedInUser.GetOrgID())
-		case namespace != identity.NamespaceAnonymous:
+		case namespace != identity.TypeAnonymous:
 			sess.Where("org_id = ? AND user_id = ?", query.OrgID, userID)
 		default:
 			queryResult = snapshots

pkg/services/dashboardsnapshots/service.go

@@ -58,7 +58,7 @@ func CreateDashboardSnapshot(c *contextmodel.ReqContext, cfg dashboardsnapshot.S
 		cmd.DashboardCreateCommand.Name = "Unnamed snapshot"
 	}
 
-	userID, err := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+	userID, err := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 	if err != nil {
 		c.JsonApiErr(http.StatusInternalServerError,
 			"Failed to create external snapshot", err)

pkg/services/folder/folderimpl/folder.go

@@ -580,8 +580,8 @@ func (s *Service) Create(ctx context.Context, cmd *folder.CreateFolderCommand) (
 
 	userID := int64(0)
 	var err error
-	namespaceID, userIDstr := user.GetNamespacedID()
+	namespaceID, userIDstr := user.GetTypedID()
-	if namespaceID != identity.NamespaceUser && namespaceID != identity.NamespaceServiceAccount {
+	if namespaceID != identity.TypeUser && namespaceID != identity.TypeServiceAccount {
 		s.log.Debug("User does not belong to a user or service account namespace, using 0 as user ID", "namespaceID", namespaceID, "userID", userIDstr)
 	} else {
 		userID, err = identity.IntIdentifier(namespaceID, userIDstr)
@@ -668,7 +668,7 @@ func (s *Service) Update(ctx context.Context, cmd *folder.UpdateFolderCommand) (
 		}
 
 		if cmd.NewTitle != nil {
-			namespace, id := cmd.SignedInUser.GetNamespacedID()
+			namespace, id := cmd.SignedInUser.GetTypedID()
 
 			metrics.MFolderIDsServiceCount.WithLabelValues(metrics.Folder).Inc()
 			if err := s.bus.Publish(ctx, &events.FolderTitleUpdated{
@@ -725,8 +725,8 @@ func (s *Service) legacyUpdate(ctx context.Context, cmd *folder.UpdateFolderComm
 	}
 
 	var userID int64
-	namespace, id := cmd.SignedInUser.GetNamespacedID()
+	namespace, id := cmd.SignedInUser.GetTypedID()
-	if namespace == identity.NamespaceUser || namespace == identity.NamespaceServiceAccount {
+	if namespace == identity.TypeUser || namespace == identity.TypeServiceAccount {
 		userID, err = identity.IntIdentifier(namespace, id)
 		if err != nil {
 			s.log.ErrorContext(ctx, "failed to parse user ID", "namespace", namespace, "userID", id, "error", err)
@@ -1142,8 +1142,8 @@ func (s *Service) buildSaveDashboardCommand(ctx context.Context, dto *dashboards
 	}
 
 	userID := int64(0)
-	namespaceID, userIDstr := dto.User.GetNamespacedID()
+	namespaceID, userIDstr := dto.User.GetTypedID()
-	if namespaceID != identity.NamespaceUser && namespaceID != identity.NamespaceServiceAccount {
+	if namespaceID != identity.TypeUser && namespaceID != identity.TypeServiceAccount {
 		s.log.Warn("User does not belong to a user or service account namespace, using 0 as user ID", "namespaceID", namespaceID, "userID", userIDstr)
 	} else {
 		userID, err = identity.IntIdentifier(namespaceID, userIDstr)

pkg/services/folder/folderimpl/sqlstore.go

@@ -323,7 +323,7 @@ func (ss *sqlStore) GetChildren(ctx context.Context, q folder.GetChildrenQuery)
 		}
 
 		// only list k6 folders when requested by a service account - prevents showing k6 folders in the UI for users
-		if q.SignedInUser == nil || q.SignedInUser.GetID().Namespace() != identity.NamespaceServiceAccount {
+		if q.SignedInUser == nil || q.SignedInUser.GetID().Type() != identity.TypeServiceAccount {
 			sql.WriteString(" AND uid != ?")
 			args = append(args, accesscontrol.K6FolderUID)
 		}
@@ -484,7 +484,7 @@ func (ss *sqlStore) GetFolders(ctx context.Context, q getFoldersQuery) ([]*folde
 			}
 
 			// only list k6 folders when requested by a service account - prevents showing k6 folders in the UI for users
-			if q.SignedInUser == nil || q.SignedInUser.GetID().Namespace() != identity.NamespaceServiceAccount {
+			if q.SignedInUser == nil || q.SignedInUser.GetID().Type() != identity.TypeServiceAccount {
 				s.WriteString(" AND f0.uid != ? AND (f0.parent_uid != ? OR f0.parent_uid IS NULL)")
 				args = append(args, accesscontrol.K6FolderUID, accesscontrol.K6FolderUID)
 			}

pkg/services/guardian/accesscontrol_guardian.go

@@ -309,7 +309,7 @@ func (a *accessControlFolderGuardian) CanCreate(folderID int64, isFolder bool) (
 
 func (a *accessControlDashboardGuardian) evaluate(evaluator accesscontrol.Evaluator) (bool, error) {
 	ok, err := a.ac.Evaluate(a.ctx, a.user, evaluator)
-	namespaceID, userID := a.user.GetNamespacedID()
+	namespaceID, userID := a.user.GetTypedID()
 	if err != nil {
 		id := 0
 		if a.dashboard != nil {
@@ -331,7 +331,7 @@ func (a *accessControlDashboardGuardian) evaluate(evaluator accesscontrol.Evalua
 
 func (a *accessControlFolderGuardian) evaluate(evaluator accesscontrol.Evaluator) (bool, error) {
 	ok, err := a.ac.Evaluate(a.ctx, a.user, evaluator)
-	namespaceID, userID := a.user.GetNamespacedID()
+	namespaceID, userID := a.user.GetTypedID()
 	if err != nil {
 		uid := ""
 		orgID := 0

pkg/services/libraryelements/database.go

@@ -139,8 +139,8 @@ func (l *LibraryElementService) createLibraryElement(c context.Context, signedIn
 	}
 
 	userID := int64(0)
-	namespaceID, identifier := signedInUser.GetNamespacedID()
+	namespaceID, identifier := signedInUser.GetTypedID()
-	if namespaceID == identity.NamespaceUser || namespaceID == identity.NamespaceServiceAccount {
+	if namespaceID == identity.TypeUser || namespaceID == identity.TypeServiceAccount {
 		userID, err = identity.IntIdentifier(namespaceID, identifier)
 		if err != nil {
 			l.log.Warn("Error while parsing userID", "namespaceID", namespaceID, "userID", identifier)
@@ -593,8 +593,8 @@ func (l *LibraryElementService) patchLibraryElement(c context.Context, signedInU
 		}
 
 		var userID int64
-		namespaceID, identifier := signedInUser.GetNamespacedID()
+		namespaceID, identifier := signedInUser.GetTypedID()
-		if namespaceID == identity.NamespaceUser || namespaceID == identity.NamespaceServiceAccount {
+		if namespaceID == identity.TypeUser || namespaceID == identity.TypeServiceAccount {
 			var errID error
 			userID, errID = identity.IntIdentifier(namespaceID, identifier)
 			if errID != nil {
@@ -800,9 +800,9 @@ func (l *LibraryElementService) connectElementsToDashboardID(c context.Context,
 				return err
 			}
 
-			namespaceID, identifier := signedInUser.GetNamespacedID()
+			namespaceID, identifier := signedInUser.GetTypedID()
 			userID := int64(0)
-			if namespaceID == identity.NamespaceUser || namespaceID == identity.NamespaceServiceAccount {
+			if namespaceID == identity.TypeUser || namespaceID == identity.TypeServiceAccount {
 				userID, err = identity.IntIdentifier(namespaceID, identifier)
 				if err != nil {
 					l.log.Warn("Failed to parse user ID from namespace identifier", "namespace", namespaceID, "identifier", identifier, "error", err)

pkg/services/live/features/dashboard.go

@@ -38,7 +38,7 @@ type userDisplayDTO struct {
 // Static function to parse a requester into a userDisplayDTO
 func newUserDisplayDTOFromRequester(requester identity.Requester) *userDisplayDTO {
 	uid := ""
-	if requester.GetUID().IsNamespace(identity.NamespaceUser, identity.NamespaceServiceAccount) {
+	if requester.GetUID().IsType(identity.TypeUser, identity.TypeServiceAccount) {
 		uid = requester.GetUID().ID()
 	}
 

pkg/services/live/live.go

@@ -284,7 +284,7 @@ func ProvideService(plugCtxProvider *plugincontext.Provider, cfg *setting.Cfg, r
 
 	g.websocketHandler = func(ctx *contextmodel.ReqContext) {
 		user := ctx.SignedInUser
-		_, identifier := user.GetNamespacedID()
+		_, identifier := user.GetTypedID()
 
 		// Centrifuge expects Credentials in context with a current user ID.
 		cred := &centrifuge.Credentials{
@@ -955,7 +955,7 @@ func (g *GrafanaLive) HandleHTTPPublish(ctx *contextmodel.ReqContext) response.R
 		return response.Error(http.StatusBadRequest, "invalid channel ID", nil)
 	}
 
-	namespaceID, userID := ctx.SignedInUser.GetNamespacedID()
+	namespaceID, userID := ctx.SignedInUser.GetTypedID()
 	logger.Debug("Publish API cmd", "namespaceID", namespaceID, "userID", userID, "channel", cmd.Channel)
 	user := ctx.SignedInUser
 	channel := cmd.Channel

pkg/services/live/runstream/manager_test.go

@@ -73,7 +73,7 @@ func TestStreamManager_SubmitStream_Send(t *testing.T) {
 	}
 
 	mockContextGetter.EXPECT().GetPluginContext(context.Background(), gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(func(ctx context.Context, user identity.Requester, pluginID string, datasourceUID string, skipCache bool) (backend.PluginContext, bool, error) {
-		userID, err := identity.IntIdentifier(user.GetNamespacedID())
+		userID, err := identity.IntIdentifier(user.GetTypedID())
 		require.NoError(t, err)
 		require.Equal(t, int64(2), userID)
 		require.Equal(t, int64(1), user.GetOrgID())
@@ -258,7 +258,7 @@ func TestStreamManager_SubmitStream_ErrorRestartsRunStream(t *testing.T) {
 	}
 
 	mockContextGetter.EXPECT().GetPluginContext(gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(func(ctx context.Context, user identity.Requester, pluginID string, datasourceUID string, skipCache bool) (backend.PluginContext, bool, error) {
-		userID, err := identity.IntIdentifier(user.GetNamespacedID())
+		userID, err := identity.IntIdentifier(user.GetTypedID())
 		require.NoError(t, err)
 		require.Equal(t, int64(2), userID)
 		require.Equal(t, int64(1), user.GetOrgID())
@@ -343,7 +343,7 @@ func TestStreamManager_HandleDatasourceUpdate(t *testing.T) {
 	}
 
 	mockContextGetter.EXPECT().GetPluginContext(gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(func(ctx context.Context, user identity.Requester, pluginID string, datasourceUID string, skipCache bool) (backend.PluginContext, bool, error) {
-		userID, err := identity.IntIdentifier(user.GetNamespacedID())
+		userID, err := identity.IntIdentifier(user.GetTypedID())
 		require.NoError(t, err)
 
 		require.Equal(t, int64(2), userID)
@@ -412,7 +412,7 @@ func TestStreamManager_HandleDatasourceDelete(t *testing.T) {
 	}
 
 	mockContextGetter.EXPECT().GetPluginContext(context.Background(), gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(func(ctx context.Context, user identity.Requester, pluginID string, datasourceUID string, skipCache bool) (backend.PluginContext, bool, error) {
-		userID, err := identity.IntIdentifier(user.GetNamespacedID())
+		userID, err := identity.IntIdentifier(user.GetTypedID())
 		require.NoError(t, err)
 		require.Equal(t, int64(2), userID)
 		require.Equal(t, int64(1), user.GetOrgID())

pkg/services/navtree/navtreeimpl/navtree.go

@@ -297,7 +297,7 @@ func (s *ServiceImpl) getProfileNode(c *contextmodel.ReqContext) *navtree.NavLin
 func (s *ServiceImpl) buildStarredItemsNavLinks(c *contextmodel.ReqContext) ([]*navtree.NavLink, error) {
 	starredItemsChildNavs := []*navtree.NavLink{}
 
-	userID, _ := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+	userID, _ := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 	query := star.GetUserStarsQuery{
 		UserID: userID,
 	}

pkg/services/ngalert/api/api_ruler.go

@@ -76,7 +76,7 @@ func (srv RulerSrv) RouteDeleteAlertRules(c *contextmodel.ReqContext, namespaceU
 		return toNamespaceErrorResponse(err)
 	}
 
-	userNamespace, id := c.SignedInUser.GetNamespacedID()
+	userNamespace, id := c.SignedInUser.GetTypedID()
 	var loggerCtx = []any{
 		"userId",
 		id,
@@ -283,7 +283,7 @@ func (srv RulerSrv) RouteGetRulesConfig(c *contextmodel.ReqContext) response.Res
 	for groupKey, rules := range configs {
 		folder, ok := namespaceMap[groupKey.NamespaceUID]
 		if !ok {
-			userNamespace, id := c.SignedInUser.GetNamespacedID()
+			userNamespace, id := c.SignedInUser.GetTypedID()
 			srv.log.Error("Namespace not visible to the user", "user", id, "userNamespace", userNamespace, "namespace", groupKey.NamespaceUID)
 			continue
 		}
@@ -359,7 +359,7 @@ func (srv RulerSrv) updateAlertRulesInGroup(c *contextmodel.ReqContext, groupKey
 	var finalChanges *store.GroupDelta
 	var dbConfig *ngmodels.AlertConfiguration
 	err := srv.xactManager.InTransaction(c.Req.Context(), func(tranCtx context.Context) error {
-		userNamespace, id := c.SignedInUser.GetNamespacedID()
+		userNamespace, id := c.SignedInUser.GetTypedID()
 		logger := srv.log.New("namespace_uid", groupKey.NamespaceUID, "group",
 			groupKey.RuleGroup, "org_id", groupKey.OrgID, "user_id", id, "userNamespace", userNamespace)
 		groupChanges, err := store.CalculateChanges(tranCtx, srv.store, groupKey, rules)
@@ -454,7 +454,7 @@ func (srv RulerSrv) updateAlertRulesInGroup(c *contextmodel.ReqContext, groupKey
 		}
 
 		if len(finalChanges.New) > 0 {
-			userID, _ := identity.UserIdentifier(c.SignedInUser.GetNamespacedID())
+			userID, _ := identity.UserIdentifier(c.SignedInUser.GetTypedID())
 			limitReached, err := srv.QuotaService.CheckQuotaReached(tranCtx, ngmodels.QuotaTargetSrv, &quota.ScopeParameters{
 				OrgID:  c.SignedInUser.GetOrgID(),
 				UserID: userID,

pkg/services/ngalert/provisioning/alert_rules.go

@@ -660,7 +660,7 @@ func (service *AlertRuleService) DeleteAlertRule(ctx context.Context, user ident
 func (service *AlertRuleService) checkLimitsTransactionCtx(ctx context.Context, user identity.Requester) error {
 	// default to 0 if there is no user
 	userID := int64(0)
-	u, err := identity.UserIdentifier(user.GetNamespacedID())
+	u, err := identity.UserIdentifier(user.GetTypedID())
 	if err != nil {
 		return fmt.Errorf("failed to check alert rule quota: %w", err)
 	}

pkg/services/oauthtoken/oauth_token.go

@@ -94,8 +94,8 @@ func (o *Service) HasOAuthEntry(ctx context.Context, usr identity.Requester) (*l
 		return nil, false, nil
 	}
 
-	namespace, id := usr.GetNamespacedID()
+	namespace, id := usr.GetTypedID()
-	if namespace != identity.NamespaceUser {
+	if namespace != identity.TypeUser {
 		// Not a user, therefore no token.
 		return nil, false, nil
 	}
@@ -136,8 +136,8 @@ func (o *Service) TryTokenRefresh(ctx context.Context, usr identity.Requester) e
 		return nil
 	}
 
-	namespace, id := usr.GetNamespacedID()
+	namespace, id := usr.GetTypedID()
-	if namespace != identity.NamespaceUser {
+	if namespace != identity.TypeUser {
 		// Not a user, therefore no token.
 		logger.Warn("Can only refresh OAuth tokens for users", "namespace", namespace, "userId", id)
 		return nil

pkg/services/oauthtoken/oauth_token_test.go

@@ -174,13 +174,13 @@ func TestService_TryTokenRefresh(t *testing.T) {
 		{
 			desc: "should skip sync when identity is not a user",
 			setup: func(env *environment) {
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("service-account:1")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("service-account:1")}
 			},
 		},
 		{
 			desc: "should skip token refresh and return nil if namespace and id cannot be converted to user ID",
 			setup: func(env *environment) {
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("user:invalidIdentifierFormat")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("user:invalidIdentifierFormat")}
 			},
 		},
 		{
@@ -203,28 +203,28 @@ func TestService_TryTokenRefresh(t *testing.T) {
 
 				env.identity = &authn.Identity{
 					AuthenticatedBy: login.GenericOAuthModule,
-					ID:              authn.MustParseNamespaceID("user:1234"),
+					ID:              identity.MustParseTypedID("user:1234"),
 				}
 			},
 		},
 		{
 			desc: "should skip token refresh if the expiration check has already been cached",
 			setup: func(env *environment) {
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("user:1234")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("user:1234")}
 				env.cache.Set("oauth-refresh-token-1234", true, 1*time.Minute)
 			},
 		},
 		{
 			desc: "should skip token refresh if there's an unexpected error while looking up the user oauth entry, additionally, no error should be returned",
 			setup: func(env *environment) {
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("user:1234")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("user:1234")}
 				env.authInfoService.ExpectedError = errors.New("some error")
 			},
 		},
 		{
 			desc: "should skip token refresh if the user doesn't have an oauth entry",
 			setup: func(env *environment) {
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("user:1234")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("user:1234")}
 				env.authInfoService.ExpectedUserAuth = &login.UserAuth{
 					AuthModule: login.SAMLAuthModule,
 				}
@@ -233,7 +233,7 @@ func TestService_TryTokenRefresh(t *testing.T) {
 		{
 			desc: "should do token refresh if access token or id token have not expired yet",
 			setup: func(env *environment) {
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("user:1234")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("user:1234")}
 				env.authInfoService.ExpectedUserAuth = &login.UserAuth{
 					AuthModule: login.GenericOAuthModule,
 				}
@@ -242,7 +242,7 @@ func TestService_TryTokenRefresh(t *testing.T) {
 		{
 			desc: "should skip token refresh when no oauth provider was found",
 			setup: func(env *environment) {
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("user:1234")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("user:1234")}
 				env.authInfoService.ExpectedUserAuth = &login.UserAuth{
 					AuthModule:   login.GenericOAuthModule,
 					OAuthIdToken: EXPIRED_JWT,
@@ -252,7 +252,7 @@ func TestService_TryTokenRefresh(t *testing.T) {
 		{
 			desc: "should skip token refresh when oauth provider token handling is disabled (UseRefreshToken is false)",
 			setup: func(env *environment) {
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("user:1234")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("user:1234")}
 				env.authInfoService.ExpectedUserAuth = &login.UserAuth{
 					AuthModule:   login.GenericOAuthModule,
 					OAuthIdToken: EXPIRED_JWT,
@@ -265,7 +265,7 @@ func TestService_TryTokenRefresh(t *testing.T) {
 		{
 			desc: "should skip token refresh when there is no refresh token",
 			setup: func(env *environment) {
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("user:1234")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("user:1234")}
 				env.authInfoService.ExpectedUserAuth = &login.UserAuth{
 					AuthModule:        login.GenericOAuthModule,
 					OAuthIdToken:      EXPIRED_JWT,
@@ -285,7 +285,7 @@ func TestService_TryTokenRefresh(t *testing.T) {
 					Expiry:       time.Now().Add(-time.Hour),
 					TokenType:    "Bearer",
 				}
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("user:1234")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("user:1234")}
 				env.socialService.ExpectedAuthInfoProvider = &social.OAuthInfo{
 					UseRefreshToken: true,
 				}
@@ -310,7 +310,7 @@ func TestService_TryTokenRefresh(t *testing.T) {
 					Expiry:       time.Now().Add(time.Hour),
 					TokenType:    "Bearer",
 				}
-				env.identity = &authn.Identity{ID: authn.MustParseNamespaceID("user:1234")}
+				env.identity = &authn.Identity{ID: identity.MustParseTypedID("user:1234")}
 				env.socialService.ExpectedAuthInfoProvider = &social.OAuthInfo{
 					UseRefreshToken: true,
 				}

pkg/services/pluginsintegration/clientmiddleware/user_header_middleware.go

@@ -35,8 +35,8 @@ func (m *UserHeaderMiddleware) applyUserHeader(ctx context.Context, h backend.Fo
 	}
 
 	h.DeleteHTTPHeader(proxyutil.UserHeaderName)
-	namespace, _ := reqCtx.SignedInUser.GetNamespacedID()
+	namespace, _ := reqCtx.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceAnonymous {
+	if namespace != identity.TypeAnonymous {
 		h.SetHTTPHeader(proxyutil.UserHeaderName, reqCtx.SignedInUser.GetLogin())
 	}
 }

pkg/services/serviceaccounts/api/api.go

@@ -7,10 +7,10 @@ import (
 	"github.com/grafana/grafana/pkg/api/dtos"
 	"github.com/grafana/grafana/pkg/api/response"
 	"github.com/grafana/grafana/pkg/api/routing"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/middleware/requestmeta"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
-	"github.com/grafana/grafana/pkg/services/authn"
 	contextmodel "github.com/grafana/grafana/pkg/services/contexthandler/model"
 	"github.com/grafana/grafana/pkg/services/featuremgmt"
 	"github.com/grafana/grafana/pkg/services/org"
@@ -99,7 +99,8 @@ func (api *ServiceAccountsAPI) CreateServiceAccount(c *contextmodel.ReqContext)
 	}
 
 	if api.cfg.RBAC.PermissionsOnCreation("service-account") {
-		if c.SignedInUser.GetID().IsNamespace(authn.NamespaceUser) {
+		t, _ := c.SignedInUser.GetTypedID()
+		if t == identity.TypeUser {
 			userID, err := c.SignedInUser.GetID().ParseInt()
 			if err != nil {
 				return response.Error(http.StatusInternalServerError, "Failed to parse user id", err)

pkg/services/sqlstore/permissions/dashboard.go

@@ -166,8 +166,8 @@ func (f *accessControlDashboardPermissionFilter) buildClauses() {
 	folderWildcards := accesscontrol.WildcardsFromPrefix(dashboards.ScopeFoldersPrefix)
 
 	userID := int64(0)
-	namespace, identifier := f.user.GetNamespacedID()
+	namespace, identifier := f.user.GetTypedID()
-	if namespace == identity.NamespaceUser || namespace == identity.NamespaceServiceAccount {
+	if namespace == identity.TypeUser || namespace == identity.TypeServiceAccount {
 		userID, _ = identity.IntIdentifier(namespace, identifier)
 	}
 

pkg/services/sqlstore/permissions/dashboard_filter_no_subquery.go

@@ -34,8 +34,8 @@ func (f *accessControlDashboardPermissionFilterNoFolderSubquery) buildClauses()
 	folderWildcards := accesscontrol.WildcardsFromPrefix(dashboards.ScopeFoldersPrefix)
 
 	userID := int64(0)
-	namespace, identifier := f.user.GetNamespacedID()
+	namespace, identifier := f.user.GetTypedID()
-	if namespace == identity.NamespaceUser || namespace == identity.NamespaceServiceAccount {
+	if namespace == identity.TypeUser || namespace == identity.TypeServiceAccount {
 		userID, _ = identity.IntIdentifier(namespace, identifier)
 	}
 

pkg/services/star/api/api.go

@@ -47,8 +47,8 @@ func (api *API) getDashboardHelper(ctx context.Context, orgID int64, id int64, u
 }
 
 func (api *API) GetStars(c *contextmodel.ReqContext) response.Response {
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser && namespace != identity.NamespaceServiceAccount {
+	if namespace != identity.TypeUser && namespace != identity.TypeServiceAccount {
 		return response.Error(http.StatusBadRequest, "Only users and service accounts can star dashboards", nil)
 	}
 
@@ -101,8 +101,8 @@ func (api *API) GetStars(c *contextmodel.ReqContext) response.Response {
 // 403: forbiddenError
 // 500: internalServerError
 func (api *API) StarDashboard(c *contextmodel.ReqContext) response.Response {
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser && namespace != identity.NamespaceServiceAccount {
+	if namespace != identity.TypeUser && namespace != identity.TypeServiceAccount {
 		return response.Error(http.StatusBadRequest, "Only users and service accounts can star dashboards", nil)
 	}
 
@@ -146,8 +146,8 @@ func (api *API) StarDashboardByUID(c *contextmodel.ReqContext) response.Response
 		return response.Error(http.StatusBadRequest, "Invalid dashboard UID", nil)
 	}
 
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser && namespace != identity.NamespaceServiceAccount {
+	if namespace != identity.TypeUser && namespace != identity.TypeServiceAccount {
 		return response.Error(http.StatusBadRequest, "Only users and service accounts can star dashboards", nil)
 	}
 
@@ -193,8 +193,8 @@ func (api *API) UnstarDashboard(c *contextmodel.ReqContext) response.Response {
 		return response.Error(http.StatusBadRequest, "Invalid dashboard ID", nil)
 	}
 
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser && namespace != identity.NamespaceServiceAccount {
+	if namespace != identity.TypeUser && namespace != identity.TypeServiceAccount {
 		return response.Error(http.StatusBadRequest, "Only users and service accounts can star dashboards", nil)
 	}
 
@@ -233,8 +233,8 @@ func (api *API) UnstarDashboardByUID(c *contextmodel.ReqContext) response.Respon
 		return response.Error(http.StatusBadRequest, "Invalid dashboard UID", nil)
 	}
 
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
-	if namespace != identity.NamespaceUser && namespace != identity.NamespaceServiceAccount {
+	if namespace != identity.TypeUser && namespace != identity.TypeServiceAccount {
 		return response.Error(http.StatusBadRequest, "Only users and service accounts can star dashboards", nil)
 	}
 

pkg/services/team/teamapi/team.go

@@ -49,9 +49,9 @@ func (tapi *TeamAPI) createTeam(c *contextmodel.ReqContext) response.Response {
 	// if the request is authenticated using API tokens
 	// the SignedInUser is an empty struct therefore
 	// an additional check whether it is an actual user is required
-	namespace, identifier := c.SignedInUser.GetNamespacedID()
+	namespace, identifier := c.SignedInUser.GetTypedID()
 	switch namespace {
-	case identity.NamespaceUser:
+	case identity.TypeUser:
 		userID, err := strconv.ParseInt(identifier, 10, 64)
 		if err != nil {
 			c.Logger.Error("Could not add creator to team because user id is not a number", "error", err)