fix

components/odh-notebook-controller/controllers/notebook_controller.go

@@ -54,7 +54,7 @@ const (
 // OpenshiftNotebookReconciler holds the controller configuration.
 type OpenshiftNotebookReconciler struct {
 	client.Client
-	Namespace: string
+	Namespace string
 	Scheme *runtime.Scheme
 	Log    logr.Logger
 }

components/odh-notebook-controller/controllers/notebook_webhook.go

@@ -37,7 +37,6 @@ import (
 	"k8s.io/client-go/rest"
 	"k8s.io/utils/pointer"
 	"sigs.k8s.io/controller-runtime/pkg/client"
-	ctrlruntime "sigs.k8s.io/controller-runtime/pkg/client/config"
 	"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
 )
 
@@ -458,26 +457,6 @@ func InjectCertConfig(notebook *nbv1.Notebook, configMapName string) error {
 	return nil
 }
 
-func getControllerNamespace() (string, error) {
-	// Check if running inside a Kubernetes cluster
-	// GetConfig(): If KUBECONFIG env variable is set, it is used to create
-	// the client, else the inClusterConfig() is used.
-	// Lastly if none of them are set, it uses  $HOME/.kube/config to create the client.
-	_, err := ctrlruntime.GetConfig()
-	if err != nil {
-		return "", fmt.Errorf("error creating the config object, not running inside a Kubernetes/Openshift Cluster %v", err)
-	}
-
-	// Try to get the namespace from the service account secret
-	if data, err := os.ReadFile("/var/run/secrets/kubernetes.io/serviceaccount/namespace"); err == nil {
-		if ns := string(data); len(ns) > 0 {
-			return ns, nil
-		}
-	}
-
-	return "", fmt.Errorf("unable to determine the namespace")
-}
-
 // SetContainerImageFromRegistry checks if there is an internal registry and takes the corresponding actions to set the container.image value.
 // If an internal registry is detected, it uses the default values specified in the Notebook Custom Resource (CR).
 // Otherwise, it checks the last-image-selection annotation to find the image stream and fetches the image from status.dockerImageReference,