Provisioning: Fix regression when dashboardProvisioner is accessed before being initialised (#85011)

* Provisioning: Fix regression when dashboardProvisioner is accessed before being initialized

* Set dashboard provisioner in the provider

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

@@ -322,8 +322,9 @@ func (a *dashboardSqlAccess) scanRow(rows *sql.Rows) (*dashboardRow, error) {
 		if origin_name.Valid {
 			ts := time.Unix(origin_ts.Int64, 0)
 
+			resolvedPath := a.provisioning.GetDashboardProvisionerResolvedPath(origin_name.String)
 			originPath, err := filepath.Rel(
-				a.provisioning.GetDashboardProvisionerResolvedPath(origin_name.String),
+				resolvedPath,
 				origin_path.String,
 			)
 			if err != nil {

pkg/services/provisioning/provisioning.go

@@ -74,9 +74,25 @@ func ProvideService(
 		orgService:                   orgService,
 		folderService:                folderService,
 	}
+
+	err := s.setDashboardProvisioner()
+	if err != nil {
+		return nil, fmt.Errorf("%v: %w", "Failed to create provisioner", err)
+	}
+
 	return s, nil
 }
 
+func (ps *ProvisioningServiceImpl) setDashboardProvisioner() error {
+	dashboardPath := filepath.Join(ps.Cfg.ProvisioningPath, "dashboards")
+	dashProvisioner, err := ps.newDashboardProvisioner(context.Background(), dashboardPath, ps.dashboardProvisioningService, ps.orgService, ps.dashboardService, ps.folderService)
+	if err != nil {
+		return fmt.Errorf("%v: %w", "Failed to create provisioner", err)
+	}
+	ps.dashboardProvisioner = dashProvisioner
+	return nil
+}
+
 type ProvisioningService interface {
 	registry.BackgroundService
 	RunInitProvisioners(ctx context.Context) error
@@ -110,6 +126,7 @@ func newProvisioningServiceImpl(
 		newDashboardProvisioner: newDashboardProvisioner,
 		provisionDatasources:    provisionDatasources,
 		provisionPlugins:        provisionPlugins,
+		Cfg:                     setting.NewCfg(),
 	}
 }
 
@@ -215,25 +232,18 @@ func (ps *ProvisioningServiceImpl) ProvisionPlugins(ctx context.Context) error {
 }
 
 func (ps *ProvisioningServiceImpl) ProvisionDashboards(ctx context.Context) error {
-	dashboardPath := filepath.Join(ps.Cfg.ProvisioningPath, "dashboards")
-	dashProvisioner, err := ps.newDashboardProvisioner(ctx, dashboardPath, ps.dashboardProvisioningService, ps.orgService, ps.dashboardService, ps.folderService)
-	if err != nil {
-		return fmt.Errorf("%v: %w", "Failed to create provisioner", err)
-	}
-
 	ps.mutex.Lock()
 	defer ps.mutex.Unlock()
 
 	ps.cancelPolling()
-	dashProvisioner.CleanUpOrphanedDashboards(ctx)
+	ps.dashboardProvisioner.CleanUpOrphanedDashboards(ctx)
 
-	err = dashProvisioner.Provision(ctx)
+	err := ps.dashboardProvisioner.Provision(ctx)
 	if err != nil {
 		// If we fail to provision with the new provisioner, the mutex will unlock and the polling will restart with the
 		// old provisioner as we did not switch them yet.
 		return fmt.Errorf("%v: %w", "Failed to provision dashboards", err)
 	}
-	ps.dashboardProvisioner = dashProvisioner
 	return nil
 }
 

pkg/services/provisioning/provisioning_test.go

@@ -7,18 +7,18 @@ import (
 	"time"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 
 	dashboardstore "github.com/grafana/grafana/pkg/services/dashboards"
 	"github.com/grafana/grafana/pkg/services/folder"
 	"github.com/grafana/grafana/pkg/services/org"
 	"github.com/grafana/grafana/pkg/services/provisioning/dashboards"
 	"github.com/grafana/grafana/pkg/services/provisioning/utils"
-	"github.com/grafana/grafana/pkg/setting"
 )
 
 func TestProvisioningServiceImpl(t *testing.T) {
 	t.Run("Restart dashboard provisioning and stop service", func(t *testing.T) {
-		serviceTest := setup()
+		serviceTest := setup(t)
 		err := serviceTest.service.ProvisionDashboards(context.Background())
 		assert.Nil(t, err)
 		serviceTest.startService()
@@ -45,7 +45,7 @@ func TestProvisioningServiceImpl(t *testing.T) {
 	})
 
 	t.Run("Failed reloading does not stop polling with old provisioned", func(t *testing.T) {
-		serviceTest := setup()
+		serviceTest := setup(t)
 		err := serviceTest.service.ProvisionDashboards(context.Background())
 		assert.Nil(t, err)
 		serviceTest.startService()
@@ -83,7 +83,7 @@ type serviceTestStruct struct {
 	service *ProvisioningServiceImpl
 }
 
-func setup() *serviceTestStruct {
+func setup(t *testing.T) *serviceTestStruct {
 	serviceTest := &serviceTestStruct{}
 	serviceTest.waitTimeout = time.Second
 
@@ -102,7 +102,8 @@ func setup() *serviceTestStruct {
 		nil,
 		nil,
 	)
-	serviceTest.service.Cfg = setting.NewCfg()
+	err := serviceTest.service.setDashboardProvisioner()
+	require.NoError(t, err)
 
 	ctx, cancel := context.WithCancel(context.Background())
 	serviceTest.cancel = cancel