refactor namespace/name logic (nginx#6871)

Author: pdabelf5

internal/k8s/controller.go

@@ -1747,7 +1747,7 @@ func (lbc *LoadBalancerController) handleRegularSecretDeletion(resources []Resou
 }
 
 func (lbc *LoadBalancerController) handleSecretUpdate(secret *api_v1.Secret, resources []Resource) {
-	secretNsName := secret.Namespace + "/" + secret.Name
+	secretNsName := generateSecretNSName(secret)
 
 	var warnings configs.Warnings
 	var addOrUpdateErr error
@@ -1764,7 +1764,7 @@ func (lbc *LoadBalancerController) handleSecretUpdate(secret *api_v1.Secret, res
 }
 
 func (lbc *LoadBalancerController) validationTLSSpecialSecret(secret *api_v1.Secret, secretName string, secretList *[]string) {
-	secretNsName := secret.Namespace + "/" + secret.Name
+	secretNsName := generateSecretNSName(secret)
 
 	err := secrets.ValidateTLSSecret(secret)
 	if err != nil {
@@ -1777,7 +1777,7 @@ func (lbc *LoadBalancerController) validationTLSSpecialSecret(secret *api_v1.Sec
 
 func (lbc *LoadBalancerController) handleSpecialSecretUpdate(secret *api_v1.Secret) {
 	var specialTLSSecretsToUpdate []string
-	secretNsName := secret.Namespace + "/" + secret.Name
+	secretNsName := generateSecretNSName(secret)
 
 	if secretNsName == lbc.specialSecrets.defaultServerSecret {
 		lbc.validationTLSSpecialSecret(secret, configs.DefaultServerSecretFileName, &specialTLSSecretsToUpdate)
@@ -1795,6 +1795,10 @@ func (lbc *LoadBalancerController) handleSpecialSecretUpdate(secret *api_v1.Secr
 	lbc.recorder.Eventf(secret, api_v1.EventTypeNormal, "Updated", "the special Secret %v was updated", secretNsName)
 }
 
+func generateSecretNSName(secret *api_v1.Secret) string {
+	return secret.Namespace + "/" + secret.Name
+}
+
 func getStatusFromEventTitle(eventTitle string) string {
 	switch eventTitle {
 	case "AddedOrUpdatedWithError", "Rejected", "NoVirtualServersFound", "Missing Secret", "UpdatedWithError":

internal/k8s/controller_test.go

@@ -3505,3 +3505,32 @@ func TestNewTelemetryCollector(t *testing.T) {
 		}
 	}
 }
+
+func TestGenerateSecretNSName(t *testing.T) {
+	t.Parallel()
+	testCases := []struct {
+		name     string
+		secret   *api_v1.Secret
+		expected string
+	}{
+		{
+			name: "Valid secret",
+			secret: &api_v1.Secret{
+				ObjectMeta: meta_v1.ObjectMeta{
+					Namespace: "testns",
+					Name:      "test-secret",
+				},
+			},
+			expected: "testns/test-secret",
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			result := generateSecretNSName(tc.secret)
+			if result != tc.expected {
+				t.Fatalf("Expected %v, but got %v", tc.expected, result)
+			}
+		})
+	}
+}