ikev2: Enable path probing for currently active MOBIKE task

This might not be the case if e.g. an address appeared but the old one
is still available but not actually usable.  Without this the MOBIKE
task would eventually time out even though we might be able to switch
to a working address.

diff --git a/src/libcharon/sa/ikev2/task_manager_v2.c b/src/libcharon/sa/ikev2/task_manager_v2.c
index 630c902..cd663dd 100644 (file)
--- a/src/libcharon/sa/ikev2/task_manager_v2.c
+++ b/src/libcharon/sa/ikev2/task_manager_v2.c
@@ -1373,7 +1373,25 @@ METHOD(task_manager_t, queue_mobike, void,
        mobike = ike_mobike_create(this->ike_sa, TRUE);
        if (roam)
        {
+               enumerator_t *enumerator;
+               task_t *current;
+
                mobike->roam(mobike, address);
+
+               /* enable path probing for a currently active MOBIKE task.  This might
+                * not be the case if an address appeared on a new interface while the
+                * current address is not working but has not yet disappeared. */
+               enumerator = array_create_enumerator(this->active_tasks);
+               while (enumerator->enumerate(enumerator, &current))
+               {
+                       if (current->get_type(current) == TASK_IKE_MOBIKE)
+                       {
+                               ike_mobike_t *active = (ike_mobike_t*)current;
+                               active->enable_probing(active);
+                               break;
+                       }
+               }
+               enumerator->destroy(enumerator);
        }
        else
        {