ike-rekey: Handle TEMPORARY_FAILURE notify

diff --git a/src/libcharon/sa/ikev2/tasks/ike_rekey.c b/src/libcharon/sa/ikev2/tasks/ike_rekey.c
index 9373e96431a76858fc6491afc332ad0298dc909b..89503fa86f438024170f07815c9416f69a81bd47 100644 (file)
--- a/src/libcharon/sa/ikev2/tasks/ike_rekey.c
+++ b/src/libcharon/sa/ikev2/tasks/ike_rekey.c
@@ -69,6 +69,22 @@ struct private_ike_rekey_t {
        task_t *collision;
 };
 
+/**
+ * Schedule a retry if rekeying temporary failed
+ */
+static void schedule_delayed_rekey(private_ike_rekey_t *this)
+{
+       uint32_t retry;
+       job_t *job;
+
+       retry = RETRY_INTERVAL - (random() % RETRY_JITTER);
+       job = (job_t*)rekey_ike_sa_job_create(
+                                               this->ike_sa->get_id(this->ike_sa), FALSE);
+       DBG1(DBG_IKE, "IKE_SA rekeying failed, trying again in %d seconds", retry);
+       this->ike_sa->set_state(this->ike_sa, IKE_ESTABLISHED);
+       lib->scheduler->schedule_job(lib->scheduler, job, retry);
+}
+
 /**
  * Check if an IKE_SA has any queued tasks, return initiation job
  */
@@ -251,6 +267,11 @@ METHOD(task_t, process_i, status_t,
                                                        this->ike_sa->get_id(this->ike_sa), TRUE));
                return SUCCESS;
        }
+       if (message->get_notify(message, TEMPORARY_FAILURE))
+       {
+               schedule_delayed_rekey(this);
+               return SUCCESS;
+       }
 
        switch (this->ike_init->task.process(&this->ike_init->task, message))
        {
@@ -260,14 +281,7 @@ METHOD(task_t, process_i, status_t,
                                this->collision->get_type(this->collision) == TASK_IKE_DELETE ||
                                this->collision->get_type(this->collision) == TASK_IKE_REAUTH)))
                        {
-                               job_t *job;
-                               uint32_t retry = RETRY_INTERVAL - (random() % RETRY_JITTER);
-                               job = (job_t*)rekey_ike_sa_job_create(
-                                                                               this->ike_sa->get_id(this->ike_sa), FALSE);
-                               DBG1(DBG_IKE, "IKE_SA rekeying failed, "
-                                                                               "trying again in %d seconds", retry);
-                               this->ike_sa->set_state(this->ike_sa, IKE_ESTABLISHED);
-                               lib->scheduler->schedule_job(lib->scheduler, job, retry);
+                               schedule_delayed_rekey(this);
                        }
                        return SUCCESS;
                case NEED_MORE: