Auth: Add SyncPermissions post auth hook (#64205)

* Add SyncPermissionsFromDB post auth hook

* Delete FromDB prefix

* Align tests

* Fixes

* Change SyncPermissionsHook prio

pkg/api/http_server.go

@@ -625,7 +625,9 @@ func (hs *HTTPServer) addMiddlewaresAndStaticRoutes() {
 
 	m.UseMiddleware(hs.ContextHandler.Middleware)
 	m.Use(middleware.OrgRedirect(hs.Cfg, hs.userService))
-	m.Use(accesscontrol.LoadPermissionsMiddleware(hs.accesscontrolService))
+	if !hs.Features.IsEnabled(featuremgmt.FlagAuthnService) {
+		m.Use(accesscontrol.LoadPermissionsMiddleware(hs.accesscontrolService))
+	}
 
 	// needs to be after context handler
 	if hs.Cfg.EnforceDomain {

pkg/services/authn/authn.go

@@ -57,6 +57,8 @@ type ClientParams struct {
 	CacheAuthProxyKey string
 	// LookUpParams are the arguments used to look up the entity in the DB.
 	LookUpParams login.UserLookupParams
+	// SyncPermissions ensure that permissions are loaded from DB and added to the identity
+	SyncPermissions bool
 }
 
 type PostAuthHookFn func(ctx context.Context, identity *Identity, r *Request) error
@@ -221,6 +223,8 @@ type Identity struct {
 	// ClientParams are hints for the auth service on how to handle the identity.
 	// Set by the authenticating client.
 	ClientParams ClientParams
+	// Permissions is the list of permissions the entity has.
+	Permissions map[int64]map[string][]string
 }
 
 // Role returns the role of the identity in the active organization.
@@ -273,6 +277,7 @@ func (i *Identity) SignedInUser() *user.SignedInUser {
 		HelpFlags1:         i.HelpFlags1,
 		LastSeenAt:         i.LastSeenAt,
 		Teams:              i.Teams,
+		Permissions:        i.Permissions,
 	}
 
 	namespace, id := i.NamespacedID()
@@ -320,6 +325,7 @@ func IdentityFromSignedInUser(id string, usr *user.SignedInUser, params ClientPa
 		LastSeenAt:     usr.LastSeenAt,
 		Teams:          usr.Teams,
 		ClientParams:   params,
+		Permissions:    usr.Permissions,
 	}
 }
 

pkg/services/authn/authnimpl/service.go

@@ -155,6 +155,7 @@ func ProvideService(
 	}
 
 	s.RegisterPostAuthHook(userSyncService.FetchSyncedUserHook, 100)
+	s.RegisterPostAuthHook(sync.ProvidePermissionsSync(accessControlService).SyncPermissionsHook, 110)
 
 	return s
 }

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

@@ -0,0 +1,45 @@
+package sync
+
+import (
+	"context"
+
+	"github.com/grafana/grafana/pkg/infra/log"
+	"github.com/grafana/grafana/pkg/services/accesscontrol"
+	"github.com/grafana/grafana/pkg/services/authn"
+	"github.com/grafana/grafana/pkg/util/errutil"
+)
+
+var (
+	errSyncPermissionsForbidden = errutil.NewBase(errutil.StatusForbidden, "permissions.sync.forbidden")
+)
+
+func ProvidePermissionsSync(acService accesscontrol.Service) *PermissionsSync {
+	return &PermissionsSync{
+		ac:  acService,
+		log: log.New("permissions.sync"),
+	}
+}
+
+type PermissionsSync struct {
+	ac  accesscontrol.Service
+	log log.Logger
+}
+
+func (s *PermissionsSync) SyncPermissionsHook(ctx context.Context, identity *authn.Identity, _ *authn.Request) error {
+	if s.ac.IsDisabled() || !identity.ClientParams.SyncPermissions {
+		return nil
+	}
+
+	permissions, err := s.ac.GetUserPermissions(ctx, identity.SignedInUser(),
+		accesscontrol.Options{ReloadCache: false})
+	if err != nil {
+		s.log.FromContext(ctx).Error("failed to fetch permissions from db", "error", err, "user_id", identity.ID)
+		return errSyncPermissionsForbidden
+	}
+
+	if identity.Permissions == nil {
+		identity.Permissions = make(map[int64]map[string][]string)
+	}
+	identity.Permissions[identity.OrgID] = accesscontrol.GroupScopesByAction(permissions)
+	return nil
+}

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

@@ -0,0 +1,81 @@
+package sync
+
+import (
+	"context"
+	"testing"
+
+	"github.com/grafana/grafana/pkg/infra/log"
+	"github.com/grafana/grafana/pkg/services/accesscontrol"
+	acmock "github.com/grafana/grafana/pkg/services/accesscontrol/mock"
+	"github.com/grafana/grafana/pkg/services/authn"
+	"github.com/grafana/grafana/pkg/services/user"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestPermissionsSync_SyncPermission(t *testing.T) {
+	type testCase struct {
+		name                string
+		identity            *authn.Identity
+		rbacDisabled        bool
+		expectedPermissions []accesscontrol.Permission
+	}
+	testCases := []testCase{
+		{
+			name:         "enriches the identity successfully when SyncPermissions is true",
+			identity:     &authn.Identity{ID: "user:2", OrgID: 1, ClientParams: authn.ClientParams{SyncPermissions: true}},
+			rbacDisabled: false,
+			expectedPermissions: []accesscontrol.Permission{
+				{Action: accesscontrol.ActionUsersRead},
+			},
+		},
+		{
+			name:         "does not load the permissions when SyncPermissions is false",
+			identity:     &authn.Identity{ID: "user:2", OrgID: 1, ClientParams: authn.ClientParams{SyncPermissions: true}},
+			rbacDisabled: false,
+			expectedPermissions: []accesscontrol.Permission{
+				{Action: accesscontrol.ActionUsersRead},
+			},
+		},
+		{
+			name:                "does not load the permissions when RBAC is disabled",
+			rbacDisabled:        true,
+			identity:            &authn.Identity{ID: "user:2", OrgID: 1, ClientParams: authn.ClientParams{SyncPermissions: true}},
+			expectedPermissions: []accesscontrol.Permission{},
+		},
+	}
+
+	for _, tt := range testCases {
+		t.Run(tt.name, func(t *testing.T) {
+			s := setupTestEnv(tt.rbacDisabled)
+
+			err := s.SyncPermissionsHook(context.Background(), tt.identity, &authn.Request{})
+			require.NoError(t, err)
+
+			if !tt.rbacDisabled {
+				assert.Equal(t, 1, len(tt.identity.Permissions))
+				assert.Equal(t, accesscontrol.GroupScopesByAction(tt.expectedPermissions), tt.identity.Permissions[tt.identity.OrgID])
+			} else {
+				assert.Equal(t, 0, len(tt.identity.Permissions))
+			}
+		})
+	}
+}
+
+func setupTestEnv(rbacDisabled bool) *PermissionsSync {
+	acMock := &acmock.Mock{
+		IsDisabledFunc: func() bool {
+			return rbacDisabled
+		},
+		GetUserPermissionsFunc: func(ctx context.Context, siu *user.SignedInUser, o accesscontrol.Options) ([]accesscontrol.Permission, error) {
+			return []accesscontrol.Permission{
+				{Action: accesscontrol.ActionUsersRead},
+			}, nil
+		},
+	}
+	s := &PermissionsSync{
+		ac:  acMock,
+		log: log.NewNopLogger(),
+	}
+	return s
+}

pkg/services/authn/clients/anonymous.go

@@ -56,7 +56,7 @@ func (a *Anonymous) Authenticate(ctx context.Context, r *authn.Request) (*authn.
 		OrgID:        o.ID,
 		OrgName:      o.Name,
 		OrgRoles:     map[int64]org.RoleType{o.ID: org.RoleType(a.cfg.AnonymousOrgRole)},
-		ClientParams: authn.ClientParams{},
+		ClientParams: authn.ClientParams{SyncPermissions: true},
 	}, nil
 }
 

pkg/services/authn/clients/api_key.go

@@ -64,9 +64,10 @@ func (s *APIKey) Authenticate(ctx context.Context, r *authn.Request) (*authn.Ide
 	// if the api key don't belong to a service account construct the identity and return it
 	if apiKey.ServiceAccountId == nil || *apiKey.ServiceAccountId < 1 {
 		return &authn.Identity{
-			ID:       authn.NamespacedID(authn.NamespaceAPIKey, apiKey.ID),
-			OrgID:    apiKey.OrgID,
-			OrgRoles: map[int64]org.RoleType{apiKey.OrgID: apiKey.Role},
+			ID:           authn.NamespacedID(authn.NamespaceAPIKey, apiKey.ID),
+			OrgID:        apiKey.OrgID,
+			OrgRoles:     map[int64]org.RoleType{apiKey.OrgID: apiKey.Role},
+			ClientParams: authn.ClientParams{SyncPermissions: true},
 		}, nil
 	}
 
@@ -79,7 +80,7 @@ func (s *APIKey) Authenticate(ctx context.Context, r *authn.Request) (*authn.Ide
 		return nil, err
 	}
 
-	return authn.IdentityFromSignedInUser(authn.NamespacedID(authn.NamespaceServiceAccount, usr.UserID), usr, authn.ClientParams{}), nil
+	return authn.IdentityFromSignedInUser(authn.NamespacedID(authn.NamespaceServiceAccount, usr.UserID), usr, authn.ClientParams{SyncPermissions: true}), nil
 }
 
 func (s *APIKey) getAPIKey(ctx context.Context, token string) (*apikey.APIKey, error) {

pkg/services/authn/clients/api_key_test.go

@@ -52,6 +52,9 @@ func TestAPIKey_Authenticate(t *testing.T) {
 				ID:       "api-key:1",
 				OrgID:    1,
 				OrgRoles: map[int64]org.RoleType{1: org.RoleAdmin},
+				ClientParams: authn.ClientParams{
+					SyncPermissions: true,
+				},
 			},
 		},
 		{
@@ -82,6 +85,9 @@ func TestAPIKey_Authenticate(t *testing.T) {
 				Name:           "test",
 				OrgRoles:       map[int64]org.RoleType{1: org.RoleViewer},
 				IsGrafanaAdmin: boolPtr(false),
+				ClientParams: authn.ClientParams{
+					SyncPermissions: true,
+				},
 			},
 		},
 		{

pkg/services/authn/clients/grafana.go

@@ -108,7 +108,7 @@ func (c *Grafana) AuthenticatePassword(ctx context.Context, r *authn.Request, us
 		return nil, err
 	}
 
-	return authn.IdentityFromSignedInUser(authn.NamespacedID(authn.NamespaceUser, signedInUser.UserID), signedInUser, authn.ClientParams{}), nil
+	return authn.IdentityFromSignedInUser(authn.NamespacedID(authn.NamespaceUser, signedInUser.UserID), signedInUser, authn.ClientParams{SyncPermissions: true}), nil
 }
 
 func comparePassword(password, salt, hash string) bool {

pkg/services/authn/clients/grafana_test.go

@@ -142,7 +142,12 @@ func TestGrafana_AuthenticatePassword(t *testing.T) {
 			password:             "password",
 			findUser:             true,
 			expectedSignedInUser: &user.SignedInUser{UserID: 1, OrgID: 1, OrgRole: "Viewer"},
-			expectedIdentity:     &authn.Identity{ID: "user:1", OrgID: 1, OrgRoles: map[int64]org.RoleType{1: "Viewer"}, IsGrafanaAdmin: boolPtr(false)},
+			expectedIdentity: &authn.Identity{
+				ID:             "user:1",
+				OrgID:          1,
+				OrgRoles:       map[int64]org.RoleType{1: "Viewer"},
+				IsGrafanaAdmin: boolPtr(false),
+				ClientParams:   authn.ClientParams{SyncPermissions: true}},
 		},
 		{
 			desc:        "should fail for incorrect password",

pkg/services/authn/clients/jwt.go

@@ -70,6 +70,7 @@ func (s *JWT) Authenticate(ctx context.Context, r *authn.Request) (*authn.Identi
 		ClientParams: authn.ClientParams{
 			SyncUser:        true,
 			FetchSyncedUser: true,
+			SyncPermissions: true,
 			SyncOrgRoles:    !s.cfg.JWTAuthSkipOrgRoleSync,
 			AllowSignUp:     s.cfg.JWTAuthAutoSignUp,
 		}}

pkg/services/authn/clients/jwt_test.go

@@ -53,6 +53,7 @@ func TestAuthenticateJWT(t *testing.T) {
 			AllowSignUp:     true,
 			FetchSyncedUser: true,
 			SyncOrgRoles:    true,
+			SyncPermissions: true,
 			LookUpParams: login.UserLookupParams{
 				UserID: nil,
 				Email:  stringPtr("eai.doe@cor.po"),

pkg/services/authn/clients/ldap.go

@@ -85,6 +85,7 @@ func (c *LDAP) identityFromLDAPInfo(orgID int64, info *login.ExternalUserInfo) *
 			SyncTeams:           true,
 			EnableDisabledUsers: true,
 			FetchSyncedUser:     true,
+			SyncPermissions:     true,
 			SyncOrgRoles:        !c.cfg.LDAPSkipOrgRoleSync,
 			AllowSignUp:         c.cfg.LDAPAllowSignup,
 			LookUpParams: login.UserLookupParams{

pkg/services/authn/clients/ldap_test.go

@@ -53,6 +53,7 @@ func TestLDAP_AuthenticateProxy(t *testing.T) {
 					EnableDisabledUsers: true,
 					FetchSyncedUser:     true,
 					SyncOrgRoles:        true,
+					SyncPermissions:     true,
 					LookUpParams: login.UserLookupParams{
 						Email: strPtr("test@test.com"),
 						Login: strPtr("test"),
@@ -118,6 +119,7 @@ func TestLDAP_AuthenticatePassword(t *testing.T) {
 					EnableDisabledUsers: true,
 					FetchSyncedUser:     true,
 					SyncOrgRoles:        true,
+					SyncPermissions:     true,
 					LookUpParams: login.UserLookupParams{
 						Email: strPtr("test@test.com"),
 						Login: strPtr("test"),

pkg/services/authn/clients/oauth.go

@@ -154,6 +154,7 @@ func (c *OAuth) Authenticate(ctx context.Context, r *authn.Request) (*authn.Iden
 			SyncUser:        true,
 			SyncTeams:       true,
 			FetchSyncedUser: true,
+			SyncPermissions: true,
 			AllowSignUp:     c.connector.IsSignupAllowed(),
 			// skip org role flag is checked and handled in the connector. For now we can skip the hook if no roles are passed
 			SyncOrgRoles: len(orgRoles) > 0,

pkg/services/authn/clients/proxy.go

@@ -96,7 +96,7 @@ func (c *Proxy) Authenticate(ctx context.Context, r *authn.Request) (*authn.Iden
 			// and perform syncs
 			if usr != nil {
 				c.log.FromContext(ctx).Debug("User was loaded from cache, skip syncs", "userId", usr.UserID)
-				return authn.IdentityFromSignedInUser(authn.NamespacedID(authn.NamespaceUser, usr.UserID), usr, authn.ClientParams{}), nil
+				return authn.IdentityFromSignedInUser(authn.NamespacedID(authn.NamespaceUser, usr.UserID), usr, authn.ClientParams{SyncPermissions: true}), nil
 			}
 		}
 	}

pkg/services/authn/clients/render.go

@@ -45,9 +45,10 @@ func (c *Render) Authenticate(ctx context.Context, r *authn.Request) (*authn.Ide
 	var identity *authn.Identity
 	if renderUsr.UserID <= 0 {
 		identity = &authn.Identity{
-			ID:       authn.NamespacedID(authn.NamespaceUser, 0),
-			OrgID:    renderUsr.OrgID,
-			OrgRoles: map[int64]org.RoleType{renderUsr.OrgID: org.RoleType(renderUsr.OrgRole)},
+			ID:           authn.NamespacedID(authn.NamespaceUser, 0),
+			OrgID:        renderUsr.OrgID,
+			OrgRoles:     map[int64]org.RoleType{renderUsr.OrgID: org.RoleType(renderUsr.OrgRole)},
+			ClientParams: authn.ClientParams{SyncPermissions: true},
 		}
 	} else {
 		usr, err := c.userService.GetSignedInUserWithCacheCtx(ctx, &user.GetSignedInUserQuery{UserID: renderUsr.UserID, OrgID: renderUsr.OrgID})
@@ -55,7 +56,7 @@ func (c *Render) Authenticate(ctx context.Context, r *authn.Request) (*authn.Ide
 			return nil, err
 		}
 
-		identity = authn.IdentityFromSignedInUser(authn.NamespacedID(authn.NamespaceUser, usr.UserID), usr, authn.ClientParams{})
+		identity = authn.IdentityFromSignedInUser(authn.NamespacedID(authn.NamespaceUser, usr.UserID), usr, authn.ClientParams{SyncPermissions: true})
 	}
 
 	identity.LastSeenAt = time.Now()

pkg/services/authn/clients/render_test.go

@@ -38,10 +38,11 @@ func TestRender_Authenticate(t *testing.T) {
 				},
 			},
 			expectedIdentity: &authn.Identity{
-				ID:         "user:0",
-				OrgID:      1,
-				OrgRoles:   map[int64]org.RoleType{1: org.RoleViewer},
-				AuthModule: login.RenderModule,
+				ID:           "user:0",
+				OrgID:        1,
+				OrgRoles:     map[int64]org.RoleType{1: org.RoleViewer},
+				AuthModule:   login.RenderModule,
+				ClientParams: authn.ClientParams{SyncPermissions: true},
 			},
 			expectedRenderUsr: &rendering.RenderUser{
 				OrgID:   1,
@@ -64,6 +65,7 @@ func TestRender_Authenticate(t *testing.T) {
 				OrgRoles:       map[int64]org.RoleType{1: org.RoleAdmin},
 				IsGrafanaAdmin: boolPtr(false),
 				AuthModule:     login.RenderModule,
+				ClientParams:   authn.ClientParams{SyncPermissions: true},
 			},
 			expectedRenderUsr: &rendering.RenderUser{
 				OrgID:  1,

pkg/services/authn/clients/session.go

@@ -62,7 +62,7 @@ func (s *Session) Authenticate(ctx context.Context, r *authn.Request) (*authn.Id
 		return nil, err
 	}
 
-	identity := authn.IdentityFromSignedInUser(authn.NamespacedID(authn.NamespaceUser, signedInUser.UserID), signedInUser, authn.ClientParams{})
+	identity := authn.IdentityFromSignedInUser(authn.NamespacedID(authn.NamespaceUser, signedInUser.UserID), signedInUser, authn.ClientParams{SyncPermissions: true})
 	identity.SessionToken = token
 
 	return identity, nil

pkg/services/authn/clients/session_test.go

@@ -108,6 +108,9 @@ func TestSession_Authenticate(t *testing.T) {
 				OrgID:          1,
 				OrgRoles:       map[int64]roletype.RoleType{1: roletype.RoleEditor},
 				IsGrafanaAdmin: boolPtr(false),
+				ClientParams: authn.ClientParams{
+					SyncPermissions: true,
+				},
 			},
 			wantErr: false,
 		},