Propagate Namespace correctly to Helm

api/internal/builtins/NamespaceTransformer.go

@@ -53,6 +53,12 @@ func (p *NamespaceTransformerPlugin) Transform(m resmap.ResMap) error {
 			// Don't mutate empty objects?
 			continue
 		}
+		if origin, err := r.GetOrigin(); err == nil && origin != nil {
+			if origin.ConfiguredBy.Kind == "HelmChartInflationGenerator" {
+				// Don't apply namespace on Helm generated manifest. Helm should take care of it.
+				continue
+			}
+		}
 		r.StorePreviousId()
 		if err := r.ApplyFilter(namespace.Filter{
 			Namespace:              p.Namespace,