address review comments

apis/status/v1beta1/configpodstatus_types.go

@@ -81,6 +81,14 @@ func NewConfigStatusForPod(pod *corev1.Pod, configNamespace string, configName s
 
 // KeyForConfig returns a unique status object name given the Pod ID and
 // a config object.
+// The object name must satisfy RFC 1123 Label Names spec
+// (https://kubernetes.io/docs/concepts/overview/working-with-objects/names/)
+// and Kubernetes validation rules for object names.
+//
+// It's possible that dash packing/unpacking would result in a name
+// that exceeds the maximum length allowed, but for Config resources,
+// the configName should always be "config", and namespace would be "gatekeeper-system",
+// so this validation will hold.
 func KeyForConfig(id string, configNamespace string, configName string) (string, error) {
 	return DashPacker(id, configNamespace, configName)
 }

pkg/controller/config/config_controller.go

@@ -223,7 +223,7 @@ func (r *ReconcileConfig) Reconcile(ctx context.Context, request reconcile.Reque
 	if deleted {
 		return reconcile.Result{}, r.deleteStatus(ctx, request.NamespacedName.Namespace, request.NamespacedName.Name)
 	}
-	return reconcile.Result{}, r.updateOrCreatePodStatus(ctx, instance, err)
+	return reconcile.Result{}, r.updateOrCreatePodStatus(ctx, instance, nil)
 }
 
 func (r *ReconcileConfig) deleteStatus(ctx context.Context, cfgNamespace string, cfgName string) error {

pkg/controller/configstatus/configstatus_controller.go

@@ -104,7 +104,6 @@ func PodStatusToConfigMapper(selfOnly bool) handler.TypedMapFunc[*v1beta1.Config
 // Add creates a new config status Controller and adds it to the Manager. The Manager will set fields on the Controller
 // and Start it when the Manager is Started.
 func add(mgr manager.Manager, r reconcile.Reconciler) error {
-	// Create a new controller
 	c, err := controller.New("config-status-controller", mgr, controller.Options{Reconciler: r})
 	if err != nil {
 		return err
@@ -125,7 +124,8 @@ func add(mgr manager.Manager, r reconcile.Reconciler) error {
 
 var _ reconcile.Reconciler = &ReconcileConfigStatus{}
 
-// ReconcileConfigStatus reconciles an arbitrary config object described by Kind.
+// ReconcileConfigStatus provides the dependencies required to reconcile
+// the status of a Config resource.
 type ReconcileConfigStatus struct {
 	reader       client.Reader
 	writer       client.Writer