dashboard: add get to nodelist - blank text to icon/status

circle/dashboard/views.py

@@ -925,6 +925,22 @@ class NodeList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
     table_class = NodeListTable
     table_pagination = False
 
+    def get(self, *args, **kwargs):
+        if self.request.is_ajax():
+            nodes = Node.objects.all()
+            nodes = [{
+                'pk': i.pk,
+                'name': i.name,
+                'icon': '',
+                'status': ''} for i in nodes]
+
+            return HttpResponse(
+                json.dumps(list(nodes)),  # instances is ValuesQuerySet
+                content_type="application/json",
+            )
+        else:
+            return super(NodeList, self).get(*args, **kwargs)
+
     def get_queryset(self):
         return Node.objects.annotate(
             number_of_VMs=Count('instance_set')).select_related('host')