IAM: Run user creation inside transaction (#106113)

pkg/services/org/orgtest/fake.go

@@ -21,6 +21,7 @@ type FakeOrgService struct {
 	ExpectedSearchOrgUsersResult *org.SearchOrgUsersQueryResult
 	ExpectedOrgListResponse      OrgListResponse
 	SearchOrgUsersFn             func(context.Context, *org.SearchOrgUsersQuery) (*org.SearchOrgUsersQueryResult, error)
+	InsertOrgUserFn              func(context.Context, *org.OrgUser) (int64, error)
 }
 
 func NewOrgServiceFake() *FakeOrgService {
@@ -36,6 +37,9 @@ func (f *FakeOrgService) Insert(ctx context.Context, cmd *org.OrgUser) (int64, e
 }
 
 func (f *FakeOrgService) InsertOrgUser(ctx context.Context, cmd *org.OrgUser) (int64, error) {
+	if f.InsertOrgUserFn != nil {
+		return f.InsertOrgUserFn(ctx, cmd)
+	}
 	return f.ExpectedOrgUserID, f.ExpectedError
 }
 

pkg/services/user/userimpl/user.go

@@ -32,6 +32,7 @@ type Service struct {
 	cacheService *localcache.CacheService
 	cfg          *setting.Cfg
 	tracer       tracing.Tracer
+	db           db.DB
 }
 
 func ProvideService(
@@ -50,6 +51,7 @@ func ProvideService(
 		teamService:  teamService,
 		cacheService: cacheService,
 		tracer:       tracer,
+		db:           db,
 	}
 
 	defaultLimits, err := readQuotaConfig(cfg)
@@ -172,9 +174,10 @@ func (s *Service) Create(ctx context.Context, cmd *user.CreateUserCommand) (*use
 		}
 	}
 
+	err = s.db.InTransaction(ctx, func(ctx context.Context) error {
 		_, err = s.store.Insert(ctx, usr)
 		if err != nil {
-		return nil, err
+			return err
 		}
 
 		// create org user link
@@ -195,12 +198,11 @@ func (s *Service) Create(ctx context.Context, cmd *user.CreateUserCommand) (*use
 				}
 			}
 			_, err = s.orgService.InsertOrgUser(ctx, &orgUser)
-		if err != nil {
-			err := s.store.Delete(ctx, usr.ID)
-			return usr, err
-		}
+			return err
 		}
-	return usr, nil
+		return nil
+	})
+	return usr, err
 }
 
 func (s *Service) Delete(ctx context.Context, cmd *user.DeleteUserCommand) error {

pkg/services/user/userimpl/user_test.go

@@ -9,7 +9,9 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
+	"github.com/grafana/grafana/pkg/infra/db"
 	"github.com/grafana/grafana/pkg/infra/localcache"
+	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/services/org"
 	"github.com/grafana/grafana/pkg/services/org/orgtest"
@@ -27,6 +29,7 @@ func TestUserService(t *testing.T) {
 		cacheService: localcache.ProvideService(),
 		teamService:  &teamtest.FakeService{},
 		tracer:       tracing.InitializeTracerForTest(),
+		db:           db.InitTestDB(t),
 	}
 	userService.cfg = setting.NewCfg()
 
@@ -266,6 +269,46 @@ func TestMetrics(t *testing.T) {
 	})
 }
 
+func TestIntegrationCreateUser(t *testing.T) {
+	if testing.Short() {
+		t.Skip("skipping integration test")
+	}
+
+	cfg := setting.NewCfg()
+	ss := db.InitTestDB(t)
+	userStore := &sqlStore{
+		db:      ss,
+		dialect: ss.GetDialect(),
+		logger:  log.NewNopLogger(),
+		cfg:     cfg,
+	}
+
+	t.Run("create user should roll back created user if OrgUser cannot be created", func(t *testing.T) {
+		userService := Service{
+			store: userStore,
+			orgService: &orgtest.FakeOrgService{InsertOrgUserFn: func(ctx context.Context, orgUser *org.OrgUser) (int64, error) {
+				return 0, errors.New("some error")
+			}},
+			cacheService: localcache.ProvideService(),
+			teamService:  &teamtest.FakeService{},
+			tracer:       tracing.InitializeTracerForTest(),
+			cfg:          setting.NewCfg(),
+			db:           ss,
+		}
+		_, err := userService.Create(context.Background(), &user.CreateUserCommand{
+			Email: "email",
+			Login: "login",
+			Name:  "name",
+		})
+		require.Error(t, err)
+
+		usr, err := userService.GetByLogin(context.Background(), &user.GetUserByLoginQuery{LoginOrEmail: "login"})
+		require.Nil(t, usr)
+		require.Error(t, err)
+		require.ErrorIs(t, err, user.ErrUserNotFound)
+	})
+}
+
 type FakeUserStore struct {
 	ExpectedUser                            *user.User
 	ExpectedSignedInUser                    *user.SignedInUser