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-rw-r--r--src/plugins/ikev2/ikev2.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/src/plugins/ikev2/ikev2.c b/src/plugins/ikev2/ikev2.c
index 92a8ff8fe10..f288d4fcbec 100644
--- a/src/plugins/ikev2/ikev2.c
+++ b/src/plugins/ikev2/ikev2.c
@@ -380,6 +380,7 @@ ikev2_complete_sa_data (ikev2_sa_t * sa, ikev2_sa_t * sai)
ikev2_sa_transform_t *t = 0, *t2;
ikev2_main_t *km = &ikev2_main;
+ sai->init_response_received = 1;
/*move some data to the new SA */
#define _(A) ({void* __tmp__ = (A); (A) = 0; __tmp__;})
@@ -2445,10 +2446,18 @@ ikev2_node_fn (vlib_main_t * vm,
ikev2_sa_t *sai =
pool_elt_at_index (km->sais, p[0]);
- ikev2_complete_sa_data (sa0, sai);
- ikev2_calc_keys (sa0);
- ikev2_sa_auth_init (sa0);
- len = ikev2_generate_message (sa0, ike0, 0);
+ if (sai->init_response_received)
+ {
+ /* we've already processed sa-init response */
+ sa0->state = IKEV2_STATE_UNKNOWN;
+ }
+ else
+ {
+ ikev2_complete_sa_data (sa0, sai);
+ ikev2_calc_keys (sa0);
+ ikev2_sa_auth_init (sa0);
+ len = ikev2_generate_message (sa0, ike0, 0);
+ }
}
}
@@ -3889,6 +3898,9 @@ ikev2_process_pending_sa_init (ikev2_main_t * km)
hash_foreach (ispi, sai, km->sa_by_ispi,
({
sa = pool_elt_at_index (km->sais, sai);
+ if (sa->init_response_received)
+ continue;
+
u32 bi0;
if (vlib_buffer_alloc (km->vlib_main, &bi0, 1) != 1)
return;