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Diffstat (limited to 'src/vnet/fib/ip4_fib.c')
-rw-r--r--src/vnet/fib/ip4_fib.c60
1 files changed, 45 insertions, 15 deletions
diff --git a/src/vnet/fib/ip4_fib.c b/src/vnet/fib/ip4_fib.c
index a7915620b37..98d4e52fa07 100644
--- a/src/vnet/fib/ip4_fib.c
+++ b/src/vnet/fib/ip4_fib.c
@@ -104,29 +104,35 @@ static u32
ip4_create_fib_with_table_id (u32 table_id)
{
fib_table_t *fib_table;
+ ip4_fib_t *v4_fib;
pool_get_aligned(ip4_main.fibs, fib_table, CLIB_CACHE_LINE_BYTES);
memset(fib_table, 0, sizeof(*fib_table));
+ pool_get_aligned(ip4_main.v4_fibs, v4_fib, CLIB_CACHE_LINE_BYTES);
+
+ ASSERT((fib_table - ip4_main.fibs) ==
+ (v4_fib - ip4_main.v4_fibs));
+
fib_table->ft_proto = FIB_PROTOCOL_IP4;
fib_table->ft_index =
- fib_table->v4.index =
+ v4_fib->index =
(fib_table - ip4_main.fibs);
hash_set (ip4_main.fib_index_by_table_id, table_id, fib_table->ft_index);
fib_table->ft_table_id =
- fib_table->v4.table_id =
+ v4_fib->table_id =
table_id;
fib_table->ft_flow_hash_config =
- fib_table->v4.flow_hash_config =
+ v4_fib->flow_hash_config =
IP_FLOW_HASH_DEFAULT;
- fib_table->v4.fwd_classify_table_index = ~0;
- fib_table->v4.rev_classify_table_index = ~0;
+ v4_fib->fwd_classify_table_index = ~0;
+ v4_fib->rev_classify_table_index = ~0;
fib_table_lock(fib_table->ft_index, FIB_PROTOCOL_IP4);
- ip4_mtrie_init(&fib_table->v4.mtrie);
+ ip4_mtrie_init(&v4_fib->mtrie);
/*
* add the special entries into the new FIB
@@ -151,9 +157,10 @@ ip4_create_fib_with_table_id (u32 table_id)
}
void
-ip4_fib_table_destroy (ip4_fib_t *fib)
+ip4_fib_table_destroy (u32 fib_index)
{
- fib_table_t *fib_table = (fib_table_t*)fib;
+ fib_table_t *fib_table = pool_elt_at_index(ip4_main.fibs, fib_index);
+ ip4_fib_t *v4_fib = pool_elt_at_index(ip4_main.v4_fibs, fib_index);
int ii;
/*
@@ -185,6 +192,10 @@ ip4_fib_table_destroy (ip4_fib_t *fib)
{
hash_unset (ip4_main.fib_index_by_table_id, fib_table->ft_table_id);
}
+
+ ip4_mtrie_free(&v4_fib->mtrie);
+
+ pool_put(ip4_main.v4_fibs, v4_fib);
pool_put(ip4_main.fibs, fib_table);
}
@@ -367,16 +378,33 @@ ip4_fib_table_fwding_dpo_update (ip4_fib_t *fib,
u32 len,
const dpo_id_t *dpo)
{
- ip4_fib_mtrie_add_del_route(fib, *addr, len, dpo->dpoi_index, 0); // ADD
+ ip4_fib_mtrie_route_add(&fib->mtrie, addr, len, dpo->dpoi_index);
}
void
ip4_fib_table_fwding_dpo_remove (ip4_fib_t *fib,
const ip4_address_t *addr,
u32 len,
- const dpo_id_t *dpo)
+ const dpo_id_t *dpo,
+ u32 cover_index)
{
- ip4_fib_mtrie_add_del_route(fib, *addr, len, dpo->dpoi_index, 1); // DELETE
+ fib_prefix_t cover_prefix = {
+ .fp_len = 0,
+ };
+ const dpo_id_t *cover_dpo;
+
+ /*
+ * We need to pass the MTRIE the LB index and address length of the
+ * covering prefix, so it can fill the plys with the correct replacement
+ * for the entry being removed
+ */
+ fib_entry_get_prefix(cover_index, &cover_prefix);
+ cover_dpo = fib_entry_contribute_ip_forwarding(cover_index);
+
+ ip4_fib_mtrie_route_del(&fib->mtrie,
+ addr, len, dpo->dpoi_index,
+ cover_prefix.fp_len,
+ cover_dpo->dpoi_index);
}
void
@@ -498,7 +526,7 @@ ip4_show_fib (vlib_main_t * vm,
pool_foreach (fib_table, im4->fibs,
({
- ip4_fib_t *fib = &fib_table->v4;
+ ip4_fib_t *fib = pool_elt_at_index(im4->v4_fibs, fib_table->ft_index);
if (table_id >= 0 && table_id != (int)fib->table_id)
continue;
@@ -523,6 +551,11 @@ ip4_show_fib (vlib_main_t * vm,
}
continue;
}
+ if (mtrie)
+ {
+ vlib_cli_output (vm, "%U", format_ip4_fib_mtrie, &fib->mtrie);
+ continue;
+ }
if (!matching)
{
@@ -532,9 +565,6 @@ ip4_show_fib (vlib_main_t * vm,
{
ip4_fib_table_show_one(fib, vm, &matching_address, matching_mask);
}
-
- if (mtrie)
- vlib_cli_output (vm, "%U", format_ip4_fib_mtrie, &fib->mtrie);
}));
return 0;