diff options
Diffstat (limited to 'src/vnet/fib/ip4_fib.c')
| -rw-r--r-- | src/vnet/fib/ip4_fib.c | 60 |
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; |