fix: konnectExtension with bg enabled

CHANGELOG.md

@@ -31,6 +31,12 @@
   anymore - default is set to `konghq.com`.
   [#947](https://github.com/Kong/gateway-operator/pull/947)
 
+### Fixes
+
+- Fix `DataPlane`s with `KonnectExtension` and `BlueGreen` settings. Both the Live
+  and preview deployments are now customized with Konnect-related settings.
+  [#910](https://github.com/Kong/gateway-operator/pull/910)
+
 ## [v1.4.1]
 
 > Release date: 2024-11-28

controller/dataplane/bluegreen_controller.go

@@ -63,6 +63,8 @@ type BlueGreenReconciler struct {
 	ContextInjector ctxinjector.CtxInjector
 
 	DefaultImage string
+
+	KonnectEnabled bool
 }
 
 // SetupWithManager sets up the controller with the Manager.
@@ -135,6 +137,20 @@ func (r *BlueGreenReconciler) Reconcile(ctx context.Context, req ctrl.Request) (
 
 	// DataPlane is ready and we can proceed with deploying preview resources.
 
+	// customize the dataplane with the extensions field
+	log.Trace(logger, "applying extensions")
+	patched, requeue, err := applyExtensions(ctx, r.Client, logger, &dataplane, r.KonnectEnabled)
+	if err != nil {
+		if !requeue {
+			log.Debug(logger, "failed to apply extensions", "err", err)
+			return ctrl.Result{}, nil
+		}
+		return ctrl.Result{}, err
+	}
+	if patched {
+		return ctrl.Result{}, nil
+	}
+
 	// Ensure "preview" Admin API service.
 	res, dataplaneAdminService, err := r.ensurePreviewAdminAPIService(ctx, logger, &dataplane)
 	if err != nil {

modules/manager/controller_setup.go

@@ -450,7 +450,8 @@ func SetupControllers(mgr manager.Manager, c *Config) (map[string]ControllerDef,
 					BeforeDeployment: dataplane.CreateCallbackManager(),
 					AfterDeployment:  dataplane.CreateCallbackManager(),
 				},
-				DefaultImage: consts.DefaultDataPlaneImage,
+				DefaultImage:   consts.DefaultDataPlaneImage,
+				KonnectEnabled: c.KonnectControllersEnabled,
 			},
 		},
 		DataPlaneOwnedServiceFinalizerControllerName: {