fix error during restore when spec.ports are not found

Signed-off-by: Shubheksha Jalan <jshubheksha@gmail.com>

pkg/restore/service_action.go

@@ -59,6 +59,11 @@ func (a *serviceAction) Execute(obj runtime.Unstructured, restore *api.Restore)
 		delete(spec, "clusterIP")
 	}
 
+	// Since spec.ports is an optional key, we can ignore 'not found' errors. Also assuming it was a string already.
+	if val, _ := collections.GetString(spec, "spec.ports"); val != "None" {
+		delete(spec, "spec.ports")
+	}
+
 	preservedPorts, err := getPreservedPorts(obj)
 	if err != nil {
 		return nil, nil, err