Fix the order of applying the routing actions.

sonic-net · Feb 27, 2024 · dfc4750 · dfc4750
1 parent f8ed559
commit dfc4750
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/dash-pipeline/bmv2/stages/routing_action_apply.p4 b/dash-pipeline/bmv2/stages/routing_action_apply.p4
@@ -8,9 +8,13 @@ control routing_action_apply(
     inout metadata_t meta)
 {
     apply {
-        do_action_static_encap.apply(hdr, meta);
         do_action_nat46.apply(hdr, meta);
         do_action_nat64.apply(hdr, meta);
+
+        // Encaps needs to be added after all other transforms, from inner ones to outer ones,
+        // because it requires the transforms on the inner packet to be finished in order to
+        // get the correct inner packet size and other informations.
+        do_action_static_encap.apply(hdr, meta);
     }
 }