🐛 Fix: Handle empty chart directory correctly

internal/controller/clusterstackrelease_controller.go

@@ -151,6 +151,20 @@ func (r *ClusterStackReleaseReconciler) Reconcile(ctx context.Context, req recon
 		return reconcile.Result{Requeue: true}, nil
 	}
 
+	// Check for helm charts in the release assets. If they are not present, then something went wrong.
+	if err := releaseAssets.CheckHelmCharts(); err != nil {
+		msg := fmt.Sprintf("failed to validate helm charts: %s", err.Error())
+		conditions.MarkFalse(
+			clusterStackRelease,
+			csov1alpha1.ClusterStackReleaseAssetsReadyCondition,
+			csov1alpha1.IssueWithReleaseAssetsReason,
+			clusterv1.ConditionSeverityError,
+			"%s", msg,
+		)
+		record.Warn(clusterStackRelease, "ValidateHelmChartFailed", msg)
+		return reconcile.Result{}, nil
+	}
+
 	conditions.MarkTrue(clusterStackRelease, csov1alpha1.ClusterStackReleaseAssetsReadyCondition)
 
 	kubeClient := r.KubeClientFactory.NewClient(req.Namespace, r.RESTConfig)
@@ -304,7 +318,10 @@ func (r *ClusterStackReleaseReconciler) templateAndApply(ctx context.Context, re
 
 // templateClusterClassHelmChart templates the clusterClass helm chart.
 func (*ClusterStackReleaseReconciler) templateClusterClassHelmChart(releaseAssets *release.Release, name, namespace string) ([]byte, error) {
-	clusterClassChart := releaseAssets.ClusterClassChartPath()
+	clusterClassChart, e := releaseAssets.ClusterClassChartPath()
+	if e != nil {
+		return nil, fmt.Errorf("failed to template clusterClass helm chart: %w", e)
+	}
 
 	splittedName := strings.Split(name, clusterstack.Separator)
 	releaseName := strings.Join(splittedName[0:4], clusterstack.Separator)

pkg/release/release.go

@@ -159,6 +159,7 @@ func ensureMetadata(downloadPath, metadataFileName string) (Metadata, error) {
 func (r *Release) CheckHelmCharts() error {
 	// check if the cluster class chart is present.
 	clusterClassChartName := r.clusterClassChartName()
+
 	clusterClassChartPath, err := r.helmChartNamePath(clusterClassChartName)
 	if err != nil {
 		return fmt.Errorf("failed to get cluster class chart path: %w", err)
@@ -172,12 +173,6 @@ func (r *Release) CheckHelmCharts() error {
 		if !os.IsNotExist(err) {
 			return fmt.Errorf("failed to verify the clusteraddon.yaml path %s with error: %w", clusterAddonPath, err)
 		}
-
-		// check if the cluster addon values file is present.
-		valuesPath := filepath.Join(r.LocalDownloadPath, ClusterAddonValuesName)
-		if _, err := os.Stat(valuesPath); err != nil {
-			return fmt.Errorf("failed to verify the cluster addon values path %s with error: %w", valuesPath, err)
-		}
 	}
 
 	// check if the cluster addon chart is present.
@@ -238,11 +233,11 @@ func (r *Release) clusterClassChartName() string {
 }
 
 // ClusterClassChartPath returns the absolute helm chart path for cluster class.
-func (r *Release) ClusterClassChartPath() string {
+func (r *Release) ClusterClassChartPath() (string, error) {
 	nameFilter := r.clusterClassChartName()
-	// we ignore the error here, since we already checked for the presence of the chart.
-	path, _ := r.helmChartNamePath(nameFilter)
-	return path
+
+	path, err := r.helmChartNamePath(nameFilter)
+	return path, err
 }
 
 // helmChartNamePath returns the helm chart name from the given path.