#include <vnet/ipsec/esp.h>
#include <vnet/udp/udp.h>
#include <vnet/fib/fib_table.h>
+#include <vnet/ipsec/ipsec_tun.h>
/**
* @brief
fib_entry_contribute_forwarding (sa->fib_entry_index, fct, &tmp);
- dpo_stack_from_node ((ipsec_sa_is_set_IS_TUNNEL_V6 (sa) ?
- im->ah6_encrypt_node_index :
- im->ah4_encrypt_node_index),
- &sa->dpo[IPSEC_PROTOCOL_AH], &tmp);
- dpo_stack_from_node ((ipsec_sa_is_set_IS_TUNNEL_V6 (sa) ?
- im->esp6_encrypt_node_index :
- im->esp4_encrypt_node_index),
- &sa->dpo[IPSEC_PROTOCOL_ESP], &tmp);
+ if (IPSEC_PROTOCOL_AH == sa->protocol)
+ dpo_stack_from_node ((ipsec_sa_is_set_IS_TUNNEL_V6 (sa) ?
+ im->ah6_encrypt_node_index :
+ im->ah4_encrypt_node_index), &sa->dpo, &tmp);
+ else
+ dpo_stack_from_node ((ipsec_sa_is_set_IS_TUNNEL_V6 (sa) ?
+ im->esp6_encrypt_node_index :
+ im->esp4_encrypt_node_index), &sa->dpo, &tmp);
dpo_reset (&tmp);
}
{
clib_warning ("sa_id %u used in policy", sa->id);
/* sa used in policy */
- return VNET_API_ERROR_SYSCALL_ERROR_1;
+ return VNET_API_ERROR_RSRC_IN_USE;
}
hash_unset (im->sa_index_by_sa_id, sa->id);
err = ipsec_call_add_del_callbacks (im, sa, sa_index, 0);
fib_table_entry_special_remove
(sa->tx_fib_index,
fib_entry_get_prefix (sa->fib_entry_index), FIB_SOURCE_RR);
- dpo_reset (&sa->dpo[IPSEC_PROTOCOL_AH]);
- dpo_reset (&sa->dpo[IPSEC_PROTOCOL_ESP]);
+ dpo_reset (&sa->dpo);
}
vnet_crypto_key_del (vm, sa->crypto_key_index);
vnet_crypto_key_del (vm, sa->integ_key_index);
return 0;
}
+void
+ipsec_sa_clear (index_t sai)
+{
+ vlib_zero_combined_counter (&ipsec_sa_counters, sai);
+}
+
u8
ipsec_is_sa_used (u32 sa_index)
{
ipsec_main_t *im = &ipsec_main;
+ ipsec_tun_protect_t *itp;
ipsec_tunnel_if_t *t;
ipsec_policy_t *p;
+ u32 sai;
/* *INDENT-OFF* */
pool_foreach(p, im->policies, ({
if (t->output_sa_index == sa_index)
return 1;
}));
- /* *INDENT-ON* */
-
- return 0;
-}
-
-int
-ipsec_set_sa_key (u32 id, const ipsec_key_t * ck, const ipsec_key_t * ik)
-{
- vlib_main_t *vm = vlib_get_main ();
- ipsec_main_t *im = &ipsec_main;
- uword *p;
- u32 sa_index;
- ipsec_sa_t *sa = 0;
- clib_error_t *err;
- p = hash_get (im->sa_index_by_sa_id, id);
- if (!p)
- return VNET_API_ERROR_SYSCALL_ERROR_1; /* no such sa-id */
-
- sa_index = p[0];
- sa = pool_elt_at_index (im->sad, sa_index);
-
- /* new crypto key */
- if (ck)
- {
- clib_memcpy (&sa->crypto_key, ck, sizeof (sa->crypto_key));
- vnet_crypto_key_modify (vm, sa->crypto_key_index, sa->crypto_calg,
- (u8 *) ck->data, ck->len);
- }
-
- /* new integ key */
- if (ik)
- {
- clib_memcpy (&sa->integ_key, ik, sizeof (sa->integ_key));
- vnet_crypto_key_modify (vm, sa->integ_key_index, sa->integ_calg,
- (u8 *) ik->data, ik->len);
- }
+ /* *INDENT-OFF* */
+ pool_foreach(itp, ipsec_protect_pool, ({
+ FOR_EACH_IPSEC_PROTECT_INPUT_SAI(itp, sai,
+ ({
+ if (sai == sa_index)
+ return 1;
+ }));
+ if (itp->itp_out_sa == sa_index)
+ return 1;
+ }));
+ /* *INDENT-ON* */
- if (ck || ik)
- {
- err = ipsec_call_add_del_callbacks (im, sa, sa_index, 0);
- if (err)
- {
- clib_error_free (err);
- return VNET_API_ERROR_SYSCALL_ERROR_1;
- }
- }
return 0;
}
}
/*
- * Virtual function table registered by MPLS GRE tunnels
+ * Virtual function table registered by SAs
* for participation in the FIB object graph.
*/
const static fib_node_vft_t ipsec_sa_vft = {