Changed the pvcToSnapshotsMap type to use k8s NamespacedName

Author: kolluria

pkg/csi/service/common/commonco/k8sorchestrator/k8sorchestrator.go

@@ -240,29 +240,21 @@ func (m *volumeIDToNameMap) get(volumeID string) (string, bool) {
 	return volumeName, found
 }
 
-type namespacedName struct {
-	namespace, name string
-}
-
-func (n namespacedName) String() string {
-	return fmt.Sprintf("%s/%s", n.namespace, n.name)
-}
-
 // pvcToSnapshotsMap maps a PVC to its snapshots.
 // The primary key is the namespaced name of the PVC and value is a map.
 // The key of the inner map is the name of the snapshot.
 type pvcToSnapshotsMap struct {
 	*sync.RWMutex
-	items map[namespacedName]map[string]struct{}
+	items map[k8stypes.NamespacedName]map[string]struct{}
 }
 
 func (m *pvcToSnapshotsMap) add(pvc, snapshot, namespace string) {
 	m.Lock()
 	defer m.Unlock()
 
-	pvcKey := namespacedName{
-		namespace: namespace,
-		name:      pvc,
+	pvcKey := k8stypes.NamespacedName{
+		Namespace: namespace,
+		Name:      pvc,
 	}
 	if _, ok := m.items[pvcKey]; !ok {
 		m.items[pvcKey] = make(map[string]struct{})
@@ -274,9 +266,9 @@ func (m *pvcToSnapshotsMap) get(pvc, namespace string) []string {
 	m.RLock()
 	defer m.RUnlock()
 
-	pvcKey := namespacedName{
-		namespace: namespace,
-		name:      pvc,
+	pvcKey := k8stypes.NamespacedName{
+		Namespace: namespace,
+		Name:      pvc,
 	}
 	snapMap, ok := m.items[pvcKey]
 	if !ok {
@@ -294,9 +286,9 @@ func (m *pvcToSnapshotsMap) delete(pvc, snapshot, namespace string) {
 	m.Lock()
 	defer m.Unlock()
 
-	pvcKey := namespacedName{
-		namespace: namespace,
-		name:      pvc,
+	pvcKey := k8stypes.NamespacedName{
+		Namespace: namespace,
+		Name:      pvc,
 	}
 	snapMap, ok := m.items[pvcKey]
 	if !ok {
@@ -2036,7 +2028,7 @@ func initPVCToSnapshotsMap(ctx context.Context, controllerClusterFlavor cnstypes
 
 	k8sOrchestratorInstance.pvcToSnapshotsMap = pvcToSnapshotsMap{
 		RWMutex: &sync.RWMutex{},
-		items:   make(map[namespacedName]map[string]struct{}),
+		items:   make(map[k8stypes.NamespacedName]map[string]struct{}),
 	}
 	snapshotAdded := func(obj any) {
 		snap, ok := obj.(*snapshotv1.VolumeSnapshot)