Monitor specific namespaces for configmap/secret updates (#2598)

We allow functions to refer to configmap/secrets. We are monitoring all namespaces for config maps and secrets and also allow cross-namespace references.
This fix monitors configmaps/secret updates in specific namespaces. Also, we ignore cross-namespace references for configmap/secret updates.

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

pkg/executor/cms/cmscontroller.go

@@ -41,15 +41,19 @@ type (
 // MakeConfigSecretController makes a controller for configmaps and secrets which changes related functions
 func MakeConfigSecretController(ctx context.Context, logger *zap.Logger, fissionClient versioned.Interface,
 	kubernetesClient kubernetes.Interface, types map[fv1.ExecutorType]executortype.ExecutorType,
-	configmapInformer informerv1.ConfigMapInformer,
-	secretInformer informerv1.SecretInformer) *ConfigSecretController {
+	configmapInformer map[string]informerv1.ConfigMapInformer,
+	secretInformer map[string]informerv1.SecretInformer) *ConfigSecretController {
 	logger.Debug("Creating ConfigMap & Secret Controller")
 	cmsController := &ConfigSecretController{
 		logger:        logger,
 		fissionClient: fissionClient,
 	}
-	configmapInformer.Informer().AddEventHandler(ConfigMapEventHandlers(ctx, logger, fissionClient, kubernetesClient, types))
-	secretInformer.Informer().AddEventHandler(SecretEventHandlers(ctx, logger, fissionClient, kubernetesClient, types))
+	for _, informer := range configmapInformer {
+		informer.Informer().AddEventHandler(ConfigMapEventHandlers(ctx, logger, fissionClient, kubernetesClient, types))
+	}
+	for _, informer := range secretInformer {
+		informer.Informer().AddEventHandler(SecretEventHandlers(ctx, logger, fissionClient, kubernetesClient, types))
+	}
 
 	return cmsController
 }