Dashboards: Apply schemaVersion migration in v2 conversion (#99973)

pkg/apis/dashboard/v1alpha1/conversion.go

@@ -12,25 +12,23 @@ import (
 )
 
 func Convert_v0alpha1_Unstructured_To_v1alpha1_DashboardSpec(in *common.Unstructured, out *DashboardSpec, s conversion.Scope) error {
-	err := migration.Migrate(in.Object, schemaversion.LATEST_VERSION)
+	out.Unstructured = *in
+	err := migration.Migrate(out.Unstructured.Object, schemaversion.LATEST_VERSION)
 	if err != nil {
 		minErr := &schemaversion.MinimumVersionError{}
 		if errors.As(err, &minErr) {
-			in.Object["__migrationError"] = err.Error()
+			out.Unstructured.Object["__migrationError"] = err.Error()
 		} else {
 			return err
 		}
 	}
 
-	out.Unstructured = *in
-
-	t, ok := in.Object["title"].(string)
+	t, ok := out.Unstructured.Object["title"].(string)
 	if !ok {
 		klog.V(5).Infof("unstructured dashboard title field is not a string %v", t)
 		return nil // skip setting the title if it's not a string in the unstructured object
 	}
 	out.Title = t
-
 	return nil
 }
 

pkg/apis/dashboard/v1alpha1/conversion_test.go

@@ -27,6 +27,7 @@ func TestConvertDashboardVersions(t *testing.T) {
         }
       ]
     },
+    "refresh": true,
     "description": "",
     "editable": true,
     "fiscalYearStartMonth": 0,
@@ -35,7 +36,7 @@ func TestConvertDashboardVersions(t *testing.T) {
     "links": [],
     "panels": [],
     "preload": false,
-    "schemaVersion": 40,
+    "schemaVersion": 39,
     "tags": [],
     "templating": {
       "list": []
@@ -56,6 +57,7 @@ func TestConvertDashboardVersions(t *testing.T) {
 	require.NoError(t, err)
 	require.Equal(t, result.Title, "New dashboard")
 	require.Equal(t, result.Unstructured, object)
+	require.Equal(t, result.Unstructured.Object["refresh"], "", "schemaVersion migration not applied. refresh should be an empty string")
 
 	// now convert back & ensure it is the same
 	object2 := common.Unstructured{}

pkg/apis/dashboard/v2alpha1/conversion.go

@@ -1,27 +1,34 @@
 package v2alpha1
 
 import (
+	"errors"
+
 	conversion "k8s.io/apimachinery/pkg/conversion"
 	klog "k8s.io/klog/v2"
 
 	common "github.com/grafana/grafana/pkg/apimachinery/apis/common/v0alpha1"
+	"github.com/grafana/grafana/pkg/apis/dashboard/migration"
+	"github.com/grafana/grafana/pkg/apis/dashboard/migration/schemaversion"
 )
 
 func Convert_v0alpha1_Unstructured_To_v2alpha1_DashboardSpec(in *common.Unstructured, out *DashboardSpec, s conversion.Scope) error {
 	out.Unstructured = *in
-
-	t, ok := in.Object["title"]
-	if !ok {
-		return nil // skip setting the title if it's not in the unstructured object
+	err := migration.Migrate(out.Unstructured.Object, schemaversion.LATEST_VERSION)
+	if err != nil {
+		minErr := &schemaversion.MinimumVersionError{}
+		if errors.As(err, &minErr) {
+			out.Unstructured.Object["__migrationError"] = err.Error()
+		} else {
+			return err
+		}
 	}
 
-	title, ok := t.(string)
+	t, ok := out.Unstructured.Object["title"].(string)
 	if !ok {
 		klog.V(5).Infof("unstructured dashboard title field is not a string %v", t)
 		return nil // skip setting the title if it's not a string in the unstructured object
 	}
-	out.Title = title
-
+	out.Title = t
 	return nil
 }
 

pkg/apis/dashboard/v2alpha1/conversion_test.go

@@ -27,6 +27,7 @@ func TestConvertDashboardVersions(t *testing.T) {
         }
       ]
     },
+    "refresh": true,
     "description": "",
     "editable": true,
     "fiscalYearStartMonth": 0,
@@ -35,7 +36,7 @@ func TestConvertDashboardVersions(t *testing.T) {
     "links": [],
     "panels": [],
     "preload": false,
-    "schemaVersion": 40,
+    "schemaVersion": 39,
     "tags": [],
     "templating": {
       "list": []
@@ -56,6 +57,7 @@ func TestConvertDashboardVersions(t *testing.T) {
 	require.NoError(t, err)
 	require.Equal(t, result.Title, "New dashboard")
 	require.Equal(t, result.Unstructured, object)
+	require.Equal(t, result.Unstructured.Object["refresh"], "", "schemaVersion migration not applied. refresh should be an empty string")
 
 	// now convert back & ensure it is the same
 	object2 := common.Unstructured{}