[graph refresh] Fix refresh crash on Service without Endpoints

Avoids "undefined method `each' for nil:NilClass" https://bugzilla.redhat.com/show_bug.cgi?id=1558209
ManageIQ · Mar 21, 2018 · b5af5e0 · b5af5e0
1 parent 7350379
commit b5af5e0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/app/models/manageiq/providers/kubernetes/container_manager/refresh_parser.rb b/app/models/manageiq/providers/kubernetes/container_manager/refresh_parser.rb
@@ -541,7 +541,7 @@ def get_endpoints_and_services_graph(inv)
         tags = h.delete(:tags)
         children = h.extract!(:container_service_port_configs)
 
-        h[:container_groups] = cgs_by_namespace_and_name.fetch_path(h[:namespace], h[:name])
+        h[:container_groups] = cgs_by_namespace_and_name.fetch_path(h[:namespace], h[:name]) || []
 
         container_service = collection.build(h)