Removes the build acl action from loop to make the ACL writing faster

Author: Leopoldo

networkapi/plugins/SDN/ODL/Generic.py

@@ -96,13 +96,13 @@ def del_flow(self, flow_id=0, nodes_ids=[]):
     def update_all_flows(self, data, flow_type=FlowTypes.ACL):
         current_flows = self.get_flows()
 
+        if flow_type == FlowTypes.ACL:
+            builder = AclFlowBuilder(data, self.environment, version=self.version)
+            new_flows_set = builder.build()
+
         for node in current_flows.keys():
             log.info("Starting update all flows for node %s"%node)
 
-            if flow_type == FlowTypes.ACL:
-                builder = AclFlowBuilder(data, self.environment, version=self.version)
-                new_flows_set = builder.build()
-
             #Makes a diff
             operations = self._diff_flows(current_flows[node], new_flows_set)