Report progressing status

Set ready condition to unknown while the reconciliation is progressing.
This allows other operators to wait for a sync to complete.

api/v1alpha1/condition_types.go

@@ -75,6 +75,10 @@ const (
 	// InitializedReason represents the fact that a given resource has been initialized.
 	InitializedReason string = "Initialized"
 
+	// ProgressingReason represents the fact that a kustomization reconciliation
+	// is underway.
+	ProgressingReason string = "Progressing"
+
 	// SuspendedReason represents the fact that the kustomization execution is suspended.
 	SuspendedReason string = "Suspended"
 

api/v1alpha1/kustomization_types.go

@@ -117,6 +117,19 @@ func KustomizationReady(kustomization Kustomization, revision, reason, message s
 	return kustomization
 }
 
+func KustomizationProgressing(kustomization Kustomization) Kustomization {
+	kustomization.Status.Conditions = []Condition{
+		{
+			Type:               ReadyCondition,
+			Status:             corev1.ConditionUnknown,
+			LastTransitionTime: metav1.Now(),
+			Reason:             ProgressingReason,
+			Message:            "reconciliation in progress",
+		},
+	}
+	return kustomization
+}
+
 func KustomizationNotReady(kustomization Kustomization, reason, message string) Kustomization {
 	kustomization.Status.Conditions = []Condition{
 		{

controllers/kustomization_controller.go

@@ -65,6 +65,12 @@ func (r *KustomizationReconciler) Reconcile(req ctrl.Request) (ctrl.Result, erro
 
 	log := r.Log.WithValues(strings.ToLower(kustomization.Kind), req.NamespacedName)
 
+	kustomization = kustomizev1.KustomizationProgressing(kustomization)
+	if err := r.Status().Update(ctx, &kustomization); err != nil {
+		log.Error(err, "unable to update Kustomization status")
+		return ctrl.Result{Requeue: true}, err
+	}
+
 	if kustomization.Spec.Suspend {
 		msg := "Kustomization is suspended, skipping execution"
 		kustomization = kustomizev1.KustomizationNotReady(kustomization, kustomizev1.SuspendedReason, msg)
@@ -345,7 +351,7 @@ transformers:
 	var data bytes.Buffer
 	writer := bufio.NewWriter(&data)
 	if err := t.Execute(writer, selectors); err != nil {
-		return fmt.Errorf("labelTransformer template excution failed: %w", err)
+		return fmt.Errorf("labelTransformer template execution failed: %w", err)
 	}
 
 	if err := writer.Flush(); err != nil {