fixed bug where server ports is nil

internal/controller/servermanager_controller.go

@@ -157,6 +157,11 @@ func (r *ServerManagerReconciler) Reconcile(ctx context.Context, req ctrl.Reques
 		logging.Error(err, "Failed to get image")
 		return reconcile.Result{}, err
 	}
+	if len(s.Spec.Server.Ports) == 0 {
+		s.Spec.Server.Ports = image.Spec.Ports
+		err := r.Update(ctx, s)
+		return reconcile.Result{}, err
+	}
 
 	serverPod := r.ServerPod(s, pvc, image)
 	found := &corev1.Pod{}
@@ -635,13 +640,10 @@ func (r *ServerManagerReconciler) ServerPvc(s *servermanagerv1alpha1.ServerManag
 
 func (r *ServerManagerReconciler) ServerPod(s *servermanagerv1alpha1.ServerManager, pvc *corev1.PersistentVolumeClaim, image *servermanagerv1alpha1.Image) *corev1.Pod {
 	serverPorts := image.Spec.Ports
-	if len(s.Spec.Server.Ports) > 0 {
-		serverPorts = s.Spec.Server.Ports
-	}
 
 	ports := make([]corev1.ContainerPort, len(serverPorts))
 
-	for i, port := range s.Spec.Server.Ports {
+	for i, port := range serverPorts {
 		ports[i] = corev1.ContainerPort{
 			ContainerPort: port.Port,
 			Protocol:      port.Protocol,