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ikev2: add retry logic for session initiation

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Type: improvement

Change-Id: Ib474dabb745bc2034d8d60261c095e35a8fff277
Signed-off-by: Filip Tehlar <ftehlar@cisco.com>
This commit is contained in:
Filip Tehlar
2020-02-19 07:02:49 +00:00
committed by Damjan Marion
parent a9d8cb494f
commit ba46770636
1 changed files with 27 additions and 0 deletions
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27
src/plugins/ikev2/ikev2.c
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@ -3742,6 +3742,31 @@ ikev2_mngr_process_ipsec_sa (ipsec_sa_t * ipsec_sa)
}
}
static void
ikev2_process_pending_sa_init (ikev2_main_t * km)
{
u32 sai;
u64 ispi;
ikev2_sa_t *sa;
/* *INDENT-OFF* */
hash_foreach (ispi, sai, km->sa_by_ispi,
({
sa = pool_elt_at_index (km->sais, sai);
u32 bi0;
if (vlib_buffer_alloc (km->vlib_main, &bi0, 1) != 1)
return;
vlib_buffer_t * b = vlib_get_buffer (km->vlib_main, bi0);
clib_memcpy_fast (vlib_buffer_get_current (b),
sa->last_sa_init_req_packet_data,
vec_len (sa->last_sa_init_req_packet_data));
ikev2_send_ike (km->vlib_main, &sa->iaddr, &sa->raddr, bi0,
vec_len (sa->last_sa_init_req_packet_data));
}));
/* *INDENT-ON* */
}
static vlib_node_registration_t ikev2_mngr_process_node;
static uword
@ -3790,6 +3815,8 @@ ikev2_mngr_process_fn (vlib_main_t * vm, vlib_node_runtime_t * rt,
}));
/* *INDENT-ON* */
ikev2_process_pending_sa_init (km);
if (req_sent)
{
vlib_process_wait_for_event_or_clock (vm, 5);