* @param[in] src_fib_index The index/ID of the SRC FIB
* @param[in] src_prefix Source IP prefix.
* @param[in] src_dpo The DPO the route will link to.
+ *
+ * @return fib index of the inserted prefix
*/
-static void
+static fib_node_index_t
ip_src_fib_add_route_w_dpo (u32 src_fib_index,
const ip_prefix_t * src_prefix,
const dpo_id_t * src_dpo)
{
+ fib_node_index_t fei = ~0;
fib_prefix_t src_fib_prefix;
ip_prefix_to_fib_prefix (src_prefix, &src_fib_prefix);
if (FIB_NODE_INDEX_INVALID == src_fei ||
!fib_entry_is_sourced (src_fei, FIB_SOURCE_LISP))
{
- fib_table_entry_special_dpo_add (src_fib_index,
- &src_fib_prefix,
- FIB_SOURCE_LISP,
- FIB_ENTRY_FLAG_EXCLUSIVE, src_dpo);
+ fei = fib_table_entry_special_dpo_add (src_fib_index,
+ &src_fib_prefix,
+ FIB_SOURCE_LISP,
+ FIB_ENTRY_FLAG_EXCLUSIVE,
+ src_dpo);
}
+ return fei;
}
static fib_route_path_t *
{
const lisp_gpe_adjacency_t *ladj;
fib_route_path_t *rpaths = NULL;
+ fib_protocol_t fp;
u8 best_priority;
u32 ii;
ladj = lisp_gpe_adjacency_get (paths[ii].lisp_adj);
- ip_address_to_46 (&ladj->remote_rloc,
- &rpaths[ii].frp_addr, &rpaths[ii].frp_proto);
+ ip_address_to_46 (&ladj->remote_rloc, &rpaths[ii].frp_addr, &fp);
+ rpaths[ii].frp_proto = fib_proto_to_dpo (fp);
rpaths[ii].frp_sw_if_index = ladj->sw_if_index;
rpaths[ii].frp_weight = (paths[ii].weight ? paths[ii].weight : 1);
}
* @param[in] paths The paths from which to construct the
* load balance
*/
-static void
+static fib_node_index_t
ip_src_fib_add_route (u32 src_fib_index,
const ip_prefix_t * src_prefix,
const lisp_fwd_path_t * paths)
rpaths = lisp_gpe_mk_fib_paths (paths);
- fib_table_entry_update (src_fib_index,
- &src_fib_prefix,
- FIB_SOURCE_LISP, FIB_ENTRY_FLAG_NONE, rpaths);
+ fib_node_index_t fib_entry_index =
+ fib_table_entry_update (src_fib_index, &src_fib_prefix, FIB_SOURCE_LISP,
+ FIB_ENTRY_FLAG_NONE, rpaths);
vec_free (rpaths);
+ return fib_entry_index;
}
-
static void
+gpe_native_fwd_add_del_lfe (lisp_gpe_fwd_entry_t * lfe, u8 is_add)
+{
+ lisp_gpe_main_t *lgm = vnet_lisp_gpe_get_main ();
+ u8 found = 0, ip_version;
+ u32 *lfei, new_lfei;
+ ip_version = ip_prefix_version (&lfe->key->rmt.ippref);
+
+ new_lfei = lfe - lgm->lisp_fwd_entry_pool;
+ vec_foreach (lfei, lgm->native_fwd_lfes[ip_version])
+ {
+ lfe = pool_elt_at_index (lgm->lisp_fwd_entry_pool, lfei[0]);
+ if (lfei[0] == new_lfei)
+ {
+ found = 1;
+ break;
+ }
+ }
+
+ if (is_add)
+ {
+ if (!found)
+ vec_add1 (lgm->native_fwd_lfes[ip_version], new_lfei);
+ }
+ else
+ {
+ if (found)
+ vec_del1 (lgm->native_fwd_lfes[ip_version], lfei[0]);
+ }
+}
+
+static index_t
create_fib_entries (lisp_gpe_fwd_entry_t * lfe)
{
+ fib_node_index_t fi;
+ fib_entry_t *fe;
+ lisp_gpe_main_t *lgm = vnet_lisp_gpe_get_main ();
dpo_proto_t dproto;
ip_prefix_t ippref;
- dproto = (ip_prefix_version (&lfe->key->rmt.ippref) == IP4 ?
- DPO_PROTO_IP4 : DPO_PROTO_IP6);
+ fib_prefix_t fib_prefix;
+ u8 ip_version = ip_prefix_version (&lfe->key->rmt.ippref);
+ dproto = (ip_version == IP4 ? DPO_PROTO_IP4 : DPO_PROTO_IP6);
if (lfe->is_src_dst)
{
switch (lfe->action)
{
+ case LISP_FORWARD_NATIVE:
+ /* TODO handle route overlaps with fib and default route */
+ if (vec_len (lgm->native_fwd_rpath[ip_version]))
+ {
+ ip_prefix_to_fib_prefix (&lfe->key->rmt.ippref, &fib_prefix);
+ fib_table_entry_update (lfe->eid_fib_index, &fib_prefix,
+ FIB_SOURCE_LISP, FIB_ENTRY_FLAG_NONE,
+ lgm->native_fwd_rpath[ip_version]);
+ gpe_native_fwd_add_del_lfe (lfe, 1);
+ break;
+ }
case LISP_NO_ACTION:
/* TODO update timers? */
- case LISP_FORWARD_NATIVE:
- /* TODO check if route/next-hop for eid exists in fib and add
- * more specific for the eid with the next-hop found */
case LISP_SEND_MAP_REQUEST:
/* insert tunnel that always sends map-request */
dpo_copy (&dpo, lisp_cp_dpo_get (dproto));
dpo_copy (&dpo, drop_dpo_get (dproto));
break;
}
- ip_src_fib_add_route_w_dpo (lfe->src_fib_index, &ippref, &dpo);
+ fi = ip_src_fib_add_route_w_dpo (lfe->src_fib_index, &ippref, &dpo);
dpo_reset (&dpo);
}
else
{
- ip_src_fib_add_route (lfe->src_fib_index, &ippref, lfe->paths);
+ fi = ip_src_fib_add_route (lfe->src_fib_index, &ippref, lfe->paths);
}
+ fe = fib_entry_get (fi);
+ return fe->fe_lb.dpoi_index;
}
static void
ip_prefix_to_fib_prefix (&lfe->key->rmt.ippref, &dst_fib_prefix);
fib_table_entry_delete (lfe->src_fib_index, &dst_fib_prefix,
FIB_SOURCE_LISP);
+ gpe_native_fwd_add_del_lfe (lfe, 0);
}
}
vec_sort_with_function (lfe->paths, lisp_gpe_fwd_entry_path_sort);
}
+void
+vnet_lisp_gpe_add_fwd_counters (vnet_lisp_gpe_add_del_fwd_entry_args_t * a,
+ u32 fwd_entry_index)
+{
+ const lisp_gpe_adjacency_t *ladj;
+ lisp_fwd_path_t *path;
+ lisp_gpe_main_t *lgm = vnet_lisp_gpe_get_main ();
+ u8 *dummy_elt;
+ lisp_gpe_fwd_entry_t *lfe;
+ lisp_gpe_fwd_entry_key_t fe_key;
+ lisp_stats_key_t key;
+
+ lfe = find_fwd_entry (lgm, a, &fe_key);
+
+ if (!lfe)
+ return;
+
+ if (LISP_GPE_FWD_ENTRY_TYPE_NORMAL != lfe->type)
+ return;
+
+ memset (&key, 0, sizeof (key));
+ key.fwd_entry_index = fwd_entry_index;
+
+ vec_foreach (path, lfe->paths)
+ {
+ ladj = lisp_gpe_adjacency_get (path->lisp_adj);
+ key.tunnel_index = ladj->tunnel_index;
+ lisp_stats_key_t *key_copy = clib_mem_alloc (sizeof (*key_copy));
+ memcpy (key_copy, &key, sizeof (*key_copy));
+ pool_get (lgm->dummy_stats_pool, dummy_elt);
+ hash_set_mem (lgm->lisp_stats_index_by_key, key_copy,
+ dummy_elt - lgm->dummy_stats_pool);
+
+ vlib_validate_combined_counter (&lgm->counters,
+ dummy_elt - lgm->dummy_stats_pool);
+ vlib_zero_combined_counter (&lgm->counters,
+ dummy_elt - lgm->dummy_stats_pool);
+ }
+}
+
/**
* @brief Add/Delete LISP IP forwarding entry.
*
hash_set_mem (lgm->lisp_gpe_fwd_entries, lfe->key,
lfe - lgm->lisp_fwd_entry_pool);
+ a->fwd_entry_index = lfe - lgm->lisp_fwd_entry_pool;
fproto = (IP4 == ip_prefix_version (&fid_addr_ippref (&lfe->key->rmt)) ?
FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6);
{
lisp_gpe_fwd_entry_mk_paths (lfe, a);
}
+ else
+ {
+ lfe->action = a->action;
+ }
- create_fib_entries (lfe);
+ lfe->dpoi_index = create_fib_entries (lfe);
return (0);
}
lisp_fwd_path_t *path;
fib_protocol_t fproto;
- vec_foreach (path, lfe->paths)
- {
- lisp_gpe_adjacency_unlock (path->lisp_adj);
- }
+ if (LISP_GPE_FWD_ENTRY_TYPE_NEGATIVE != lfe->type)
+ {
+ vec_foreach (path, lfe->paths)
+ {
+ lisp_gpe_adjacency_unlock (path->lisp_adj);
+ }
+ }
delete_fib_entries (lfe);
lisp_l2_fib_add_del_entry (lfe->l2.eid_bd_index,
fid_addr_mac (&lfe->key->lcl),
fid_addr_mac (&lfe->key->rmt), &dpo, 1);
+ lfe->dpoi_index = dpo.dpoi_index;
dpo_reset (&dpo);
}
hash_set_mem (lgm->lisp_gpe_fwd_entries, lfe->key,
lfe - lgm->lisp_fwd_entry_pool);
+ a->fwd_entry_index = lfe - lgm->lisp_fwd_entry_pool;
lfe->type = (a->is_negative ?
LISP_GPE_FWD_ENTRY_TYPE_NEGATIVE :
hash_set_mem (lgm->lisp_gpe_fwd_entries, lfe->key,
lfe - lgm->lisp_fwd_entry_pool);
+ a->fwd_entry_index = lfe - lgm->lisp_fwd_entry_pool;
lfe->type = (a->is_negative ?
LISP_GPE_FWD_ENTRY_TYPE_NEGATIVE :
}
}
-void
+int
vnet_lisp_flush_stats (void)
{
lisp_gpe_main_t *lgm = vnet_lisp_gpe_get_main ();
- lisp_stats_t *stat;
+ vlib_combined_counter_main_t *cm = &lgm->counters;
+ u32 i;
- /* *INDENT-OFF* */
- pool_foreach (stat, lgm->lisp_stats_pool,
- {
- stat->pkt_count = 0;
- stat->bytes = 0;
- });
- /* *INDENT-ON* */
+ for (i = 0; i < vlib_combined_counter_n_counters (cm); i++)
+ vlib_zero_combined_counter (cm, i);
+
+ return 0;
}
static void
lisp_stats_key_t key;
void *key_copy;
uword *p;
- lisp_stats_t *s;
+ u8 *s;
memset (&key, 0, sizeof (key));
key.fwd_entry_index = fwd_entry_index;
p = hash_get_mem (lgm->lisp_stats_index_by_key, &key);
if (p)
{
- s = pool_elt_at_index (lgm->lisp_stats_pool, p[0]);
+ s = pool_elt_at_index (lgm->dummy_stats_pool, p[0]);
hp = hash_get_pair (lgm->lisp_stats_index_by_key, &key);
key_copy = (void *) (hp->key);
hash_unset_mem (lgm->lisp_stats_index_by_key, &key);
clib_mem_free (key_copy);
- pool_put (lgm->lisp_stats_pool, s);
+ pool_put (lgm->dummy_stats_pool, s);
}
}
void
-vnet_lisp_del_fwd_stats (vnet_lisp_gpe_add_del_fwd_entry_args_t * a,
- u32 fwd_entry_index)
+vnet_lisp_gpe_del_fwd_counters (vnet_lisp_gpe_add_del_fwd_entry_args_t * a,
+ u32 fwd_entry_index)
{
lisp_gpe_main_t *lgm = &lisp_gpe_main;
lisp_gpe_fwd_entry_key_t fe_key;
return (error);
}
+u32 *
+vnet_lisp_gpe_get_fwd_entry_vnis (void)
+{
+ lisp_gpe_main_t *lgm = vnet_lisp_gpe_get_main ();
+ lisp_gpe_fwd_entry_t *lfe;
+ u32 *vnis = 0;
+
+ /* *INDENT-OFF* */
+ pool_foreach (lfe, lgm->lisp_fwd_entry_pool,
+ ({
+ hash_set (vnis, lfe->key->vni, 0);
+ }));
+ /* *INDENT-ON* */
+
+ return vnis;
+}
+
lisp_api_gpe_fwd_entry_t *
vnet_lisp_gpe_fwd_entries_get_by_vni (u32 vni)
{
memset (&e, 0, sizeof (e));
e.dp_table = lfe->eid_table_id;
e.vni = lfe->key->vni;
+ if (lfe->type == LISP_GPE_FWD_ENTRY_TYPE_NEGATIVE)
+ e.action = lfe->action;
e.fwd_entry_index = lfe - lgm->lisp_fwd_entry_pool;
memcpy (&e.reid, &lfe->key->rmt, sizeof (e.reid));
memcpy (&e.leid, &lfe->key->lcl, sizeof (e.leid));
return entries;
}
+int
+vnet_lisp_gpe_get_fwd_stats (vnet_lisp_gpe_add_del_fwd_entry_args_t * a,
+ vlib_counter_t * c)
+{
+ lisp_gpe_main_t *lgm = vnet_lisp_gpe_get_main ();
+ lisp_gpe_fwd_entry_t *lfe;
+ lisp_gpe_fwd_entry_key_t unused;
+
+ lfe = find_fwd_entry (lgm, a, &unused);
+ if (NULL == lfe)
+ return -1;
+
+ if (LISP_GPE_FWD_ENTRY_TYPE_NEGATIVE == lfe->type)
+ return -1;
+
+ if (~0 == lfe->dpoi_index)
+ return -1;
+
+ vlib_get_combined_counter (&load_balance_main.lbm_to_counters,
+ lfe->dpoi_index, c);
+ return 0;
+}
+
VLIB_INIT_FUNCTION (lisp_gpe_fwd_entry_init);
/*