2 * Copyright (c) 2016 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #include <vnet/mpls/mpls_types.h>
18 #include <vnet/mfib/mfib_table.h>
19 #include <vnet/mfib/mfib_entry.h>
20 #include <vnet/mfib/mfib_signal.h>
21 #include <vnet/mfib/ip6_mfib.h>
22 #include <vnet/fib/fib_path_list.h>
23 #include <vnet/fib/fib_test.h>
24 #include <vnet/fib/fib_table.h>
26 #include <vnet/dpo/replicate_dpo.h>
27 #include <vnet/adj/adj_mcast.h>
29 #define MFIB_TEST_I(_cond, _comment, _args...) \
31 int _evald = (_cond); \
33 fformat(stderr, "FAIL:%d: " _comment "\n", \
36 fformat(stderr, "PASS:%d: " _comment "\n", \
41 #define MFIB_TEST(_cond, _comment, _args...) \
43 if (!MFIB_TEST_I(_cond, _comment, ##_args)) { \
45 ASSERT(!("FAIL: " _comment)); \
48 #define MFIB_TEST_NS(_cond) \
50 if (!MFIB_TEST_I(_cond, "")) { \
52 ASSERT(!("FAIL: ")); \
57 * A 'i'm not fussed is this is not efficient' store of test data
59 typedef struct test_main_t_ {
63 u32 hw_if_indicies[4];
67 vnet_hw_interface_t * hw[4];
70 static test_main_t test_main;
72 /* fake ethernet device class, distinct from "fake-ethX" */
73 static u8 * format_test_interface_name (u8 * s, va_list * args)
75 u32 dev_instance = va_arg (*args, u32);
76 return format (s, "test-eth%d", dev_instance);
79 static uword dummy_interface_tx (vlib_main_t * vm,
80 vlib_node_runtime_t * node,
83 clib_warning ("you shouldn't be here, leaking buffers...");
84 return frame->n_vectors;
88 test_interface_admin_up_down (vnet_main_t * vnm,
92 u32 hw_flags = (flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ?
93 VNET_HW_INTERFACE_FLAG_LINK_UP : 0;
94 vnet_hw_interface_set_flags (vnm, hw_if_index, hw_flags);
98 VNET_DEVICE_CLASS (test_interface_device_class,static) = {
99 .name = "Test interface",
100 .format_device_name = format_test_interface_name,
101 .tx_function = dummy_interface_tx,
102 .admin_up_down_function = test_interface_admin_up_down,
105 static u8 *hw_address;
108 mfib_test_mk_intf (u32 ninterfaces)
110 clib_error_t * error = NULL;
111 test_main_t *tm = &test_main;
115 ASSERT(ninterfaces <= ARRAY_LEN(tm->hw_if_indicies));
120 vec_add1(hw_address, byte);
123 for (i = 0; i < ninterfaces; i++)
127 error = ethernet_register_interface(vnet_get_main(),
128 test_interface_device_class.index,
131 &tm->hw_if_indicies[i],
132 /* flag change */ 0);
134 MFIB_TEST((NULL == error), "ADD interface %d", i);
136 error = vnet_hw_interface_set_flags(vnet_get_main(),
137 tm->hw_if_indicies[i],
138 VNET_HW_INTERFACE_FLAG_LINK_UP);
139 tm->hw[i] = vnet_get_hw_interface(vnet_get_main(),
140 tm->hw_if_indicies[i]);
141 vec_validate (ip4_main.fib_index_by_sw_if_index,
142 tm->hw[i]->sw_if_index);
143 vec_validate (ip6_main.fib_index_by_sw_if_index,
144 tm->hw[i]->sw_if_index);
145 ip4_main.fib_index_by_sw_if_index[tm->hw[i]->sw_if_index] = 0;
146 ip6_main.fib_index_by_sw_if_index[tm->hw[i]->sw_if_index] = 0;
148 vec_validate (ip4_main.mfib_index_by_sw_if_index,
149 tm->hw[i]->sw_if_index);
150 vec_validate (ip6_main.mfib_index_by_sw_if_index,
151 tm->hw[i]->sw_if_index);
152 ip4_main.mfib_index_by_sw_if_index[tm->hw[i]->sw_if_index] = 0;
153 ip6_main.mfib_index_by_sw_if_index[tm->hw[i]->sw_if_index] = 0;
155 error = vnet_sw_interface_set_flags(vnet_get_main(),
156 tm->hw[i]->sw_if_index,
157 VNET_SW_INTERFACE_FLAG_ADMIN_UP);
158 MFIB_TEST((NULL == error), "UP interface %d", i);
161 * re-eval after the inevitable realloc
163 for (i = 0; i < ninterfaces; i++)
165 tm->hw[i] = vnet_get_hw_interface(vnet_get_main(),
166 tm->hw_if_indicies[i]);
172 #define MFIB_TEST_REP(_cond, _comment, _args...) \
174 if (!MFIB_TEST_I(_cond, _comment, ##_args)) { \
180 mfib_test_validate_rep_v (const replicate_t *rep,
189 MFIB_TEST_REP((n_buckets == rep->rep_n_buckets),
190 "n_buckets = %d", rep->rep_n_buckets);
192 for (bucket = 0; bucket < n_buckets; bucket++)
194 dt = va_arg(ap, int); // type promotion
195 ai = va_arg(ap, adj_index_t);
196 dpo = replicate_get_bucket_i(rep, bucket);
198 MFIB_TEST_REP((dt == dpo->dpoi_type),
199 "bucket %d stacks on %U",
201 format_dpo_type, dpo->dpoi_type);
203 if (DPO_RECEIVE != dt)
205 MFIB_TEST_REP((ai == dpo->dpoi_index),
206 "bucket %d [exp:%d] stacks on %U",
208 format_dpo_id, dpo, 0);
214 static fib_forward_chain_type_t
215 fib_forw_chain_type_from_fib_proto (fib_protocol_t proto)
219 case FIB_PROTOCOL_IP4:
220 return (FIB_FORW_CHAIN_TYPE_UNICAST_IP4);
221 case FIB_PROTOCOL_IP6:
222 return (FIB_FORW_CHAIN_TYPE_UNICAST_IP6);
232 mfib_test_entry (fib_node_index_t fei,
233 mfib_entry_flags_t eflags,
237 const mfib_entry_t *mfe;
238 const replicate_t *rep;
243 va_start(ap, n_buckets);
245 mfe = mfib_entry_get(fei);
246 mfib_entry_get_prefix(fei, &pfx);
248 MFIB_TEST_REP((eflags == mfe->mfe_flags),
249 "%U has %U expect %U",
250 format_mfib_prefix, &pfx,
251 format_mfib_entry_flags, mfe->mfe_flags,
252 format_mfib_entry_flags, eflags);
256 MFIB_TEST_REP((DPO_DROP == mfe->mfe_rep.dpoi_type),
258 format_mfib_prefix, &pfx,
259 format_dpo_id, &mfe->mfe_rep, 0);
264 dpo_id_t tmp = DPO_INVALID;
266 mfib_entry_contribute_forwarding(
268 fib_forw_chain_type_from_fib_proto(pfx.fp_proto),
270 rep = replicate_get(tmp.dpoi_index);
272 MFIB_TEST_REP((DPO_REPLICATE == tmp.dpoi_type),
274 format_mfib_prefix, &pfx,
275 format_dpo_type, tmp.dpoi_type);
277 res = mfib_test_validate_rep_v(rep, n_buckets, ap);
288 mfib_test_entry_itf (fib_node_index_t fei,
290 mfib_itf_flags_t flags)
292 const mfib_entry_t *mfe;
293 const mfib_itf_t *mfi;
296 mfe = mfib_entry_get(fei);
297 mfi = mfib_entry_get_itf(mfe, sw_if_index);
298 mfib_entry_get_prefix(fei, &pfx);
300 MFIB_TEST_REP((NULL != mfi),
301 "%U has interface %d",
302 format_mfib_prefix, &pfx, sw_if_index);
304 MFIB_TEST_REP((flags == mfi->mfi_flags),
305 "%U interface %d has flags %U expect %U",
306 format_mfib_prefix, &pfx, sw_if_index,
307 format_mfib_itf_flags, flags,
308 format_mfib_itf_flags, mfi->mfi_flags);
314 mfib_test_entry_no_itf (fib_node_index_t fei,
317 const mfib_entry_t *mfe;
318 const mfib_itf_t *mfi;
321 mfe = mfib_entry_get(fei);
322 mfi = mfib_entry_get_itf(mfe, sw_if_index);
323 mfib_entry_get_prefix(fei, &pfx);
325 MFIB_TEST_REP((NULL == mfi),
326 "%U has no interface %d",
327 format_mfib_prefix, &pfx, sw_if_index);
333 mfib_test_i (fib_protocol_t PROTO,
335 const mfib_prefix_t *pfx_no_forward,
336 const mfib_prefix_t *pfx_s_g,
337 const mfib_prefix_t *pfx_star_g_1,
338 const mfib_prefix_t *pfx_star_g_2,
339 const mfib_prefix_t *pfx_star_g_3,
340 const mfib_prefix_t *pfx_star_g_slash_m)
342 fib_node_index_t mfei, mfei_dflt, mfei_no_f, mfei_s_g, mfei_g_1, mfei_g_2, mfei_g_3, mfei_g_m;
343 u32 fib_index, n_entries, n_itfs, n_reps, n_pls;
344 fib_node_index_t ai_1, ai_2, ai_3;
347 mfib_prefix_t all_1s;
348 memset(&all_1s, 0xfd, sizeof(all_1s));
350 n_entries = pool_elts(mfib_entry_pool);
351 n_itfs = pool_elts(mfib_itf_pool);
352 n_reps = pool_elts(replicate_pool);
353 n_pls = fib_path_list_pool_size();
356 ai_1 = adj_mcast_add_or_lock(PROTO,
358 tm->hw[1]->sw_if_index);
359 ai_2 = adj_mcast_add_or_lock(PROTO,
361 tm->hw[2]->sw_if_index);
362 ai_3 = adj_mcast_add_or_lock(PROTO,
364 tm->hw[3]->sw_if_index);
366 MFIB_TEST(3 == adj_mcast_db_size(), "3 MCAST adjs");
368 /* Find or create FIB table 11 */
369 fib_index = mfib_table_find_or_create_and_lock(PROTO, 11);
371 mfib_prefix_t pfx_dft = {
375 mfei_dflt = mfib_table_lookup_exact_match(fib_index, &pfx_dft);
376 MFIB_TEST(FIB_NODE_INDEX_INVALID != mfei_dflt, "(*,*) presnet");
377 MFIB_TEST(mfib_test_entry(mfei_dflt,
378 MFIB_ENTRY_FLAG_DROP,
380 "(*,*) no replcaitions");
382 MFIB_TEST(FIB_NODE_INDEX_INVALID != mfei_dflt, "(*,*) presnet");
383 MFIB_TEST(mfib_test_entry(mfei_dflt,
384 MFIB_ENTRY_FLAG_DROP,
386 "(*,*) no replcaitions");
389 fib_route_path_t path_via_if0 = {
391 .frp_addr = zero_addr,
392 .frp_sw_if_index = tm->hw[0]->sw_if_index,
398 mfib_table_entry_path_update(fib_index,
402 MFIB_ITF_FLAG_ACCEPT);
404 mfei_no_f = mfib_table_lookup_exact_match(fib_index, pfx_no_forward);
405 MFIB_TEST(mfib_test_entry(mfei_no_f,
406 MFIB_ENTRY_FLAG_NONE,
408 "%U no replcaitions",
409 format_mfib_prefix, pfx_no_forward);
410 MFIB_TEST_NS(mfib_test_entry_itf(mfei_no_f, tm->hw[0]->sw_if_index,
411 MFIB_ITF_FLAG_ACCEPT));
413 fib_route_path_t path_via_if1 = {
415 .frp_addr = zero_addr,
416 .frp_sw_if_index = tm->hw[1]->sw_if_index,
421 fib_route_path_t path_via_if2 = {
423 .frp_addr = zero_addr,
424 .frp_sw_if_index = tm->hw[2]->sw_if_index,
429 fib_route_path_t path_via_if3 = {
431 .frp_addr = zero_addr,
432 .frp_sw_if_index = tm->hw[3]->sw_if_index,
437 fib_route_path_t path_for_us = {
439 .frp_addr = zero_addr,
440 .frp_sw_if_index = 0xffffffff,
443 .frp_flags = FIB_ROUTE_PATH_LOCAL,
447 * An (S,G) with 1 accepting and 3 forwarding paths
449 mfib_table_entry_path_update(fib_index,
453 MFIB_ITF_FLAG_ACCEPT);
454 mfib_table_entry_path_update(fib_index,
458 MFIB_ITF_FLAG_FORWARD);
459 mfib_table_entry_path_update(fib_index,
463 MFIB_ITF_FLAG_FORWARD);
464 mfib_table_entry_path_update(fib_index,
468 (MFIB_ITF_FLAG_FORWARD |
469 MFIB_ITF_FLAG_NEGATE_SIGNAL));
471 mfei_s_g = mfib_table_lookup_exact_match(fib_index, pfx_s_g);
473 MFIB_TEST(FIB_NODE_INDEX_INVALID != mfei_s_g,
475 format_mfib_prefix, pfx_s_g);
476 MFIB_TEST(mfib_test_entry(mfei_s_g,
477 MFIB_ENTRY_FLAG_NONE,
479 DPO_ADJACENCY_MCAST, ai_1,
480 DPO_ADJACENCY_MCAST, ai_2,
481 DPO_ADJACENCY_MCAST, ai_3),
483 format_mfib_prefix, pfx_s_g);
484 MFIB_TEST_NS(mfib_test_entry_itf(mfei_s_g, tm->hw[0]->sw_if_index,
485 MFIB_ITF_FLAG_ACCEPT));
486 MFIB_TEST_NS(mfib_test_entry_itf(mfei_s_g, tm->hw[1]->sw_if_index,
487 MFIB_ITF_FLAG_FORWARD));
488 MFIB_TEST_NS(mfib_test_entry_itf(mfei_s_g, tm->hw[2]->sw_if_index,
489 MFIB_ITF_FLAG_FORWARD));
490 MFIB_TEST_NS(mfib_test_entry_itf(mfei_s_g, tm->hw[3]->sw_if_index,
491 (MFIB_ITF_FLAG_FORWARD |
492 MFIB_ITF_FLAG_NEGATE_SIGNAL)));
495 * A (*,G), which the same G as the (S,G).
496 * different paths. test our LPM.
498 mfei_g_1 = mfib_table_entry_path_update(fib_index,
502 MFIB_ITF_FLAG_ACCEPT);
503 mfib_table_entry_path_update(fib_index,
507 MFIB_ITF_FLAG_FORWARD);
510 * test we find the *,G and S,G via LPM and exact matches
512 mfei = mfib_table_lookup_exact_match(fib_index,
514 MFIB_TEST(mfei == mfei_g_1,
515 "%U found via exact match",
516 format_mfib_prefix, pfx_star_g_1);
517 MFIB_TEST(mfib_test_entry(mfei,
518 MFIB_ENTRY_FLAG_NONE,
520 DPO_ADJACENCY_MCAST, ai_1),
522 format_mfib_prefix, pfx_star_g_1);
524 mfei = mfib_table_lookup(fib_index,
526 MFIB_TEST(mfei == mfei_g_1,
527 "%U found via LP match",
528 format_mfib_prefix, pfx_star_g_1);
530 MFIB_TEST(mfib_test_entry(mfei,
531 MFIB_ENTRY_FLAG_NONE,
533 DPO_ADJACENCY_MCAST, ai_1),
535 format_mfib_prefix, pfx_star_g_1);
537 mfei = mfib_table_lookup_exact_match(fib_index, pfx_s_g);
538 MFIB_TEST(mfei == mfei_s_g,
539 "%U found via exact match",
540 format_mfib_prefix, pfx_s_g);
542 MFIB_TEST(mfib_test_entry(mfei,
543 MFIB_ENTRY_FLAG_NONE,
545 DPO_ADJACENCY_MCAST, ai_1,
546 DPO_ADJACENCY_MCAST, ai_2,
547 DPO_ADJACENCY_MCAST, ai_3),
549 format_mfib_prefix, pfx_s_g);
550 mfei = mfib_table_lookup(fib_index, pfx_s_g);
551 MFIB_TEST(mfei == mfei_s_g,
552 "%U found via LP match",
553 format_mfib_prefix, pfx_s_g);
555 MFIB_TEST(mfib_test_entry(mfei,
556 MFIB_ENTRY_FLAG_NONE,
558 DPO_ADJACENCY_MCAST, ai_1,
559 DPO_ADJACENCY_MCAST, ai_2,
560 DPO_ADJACENCY_MCAST, ai_3),
562 format_mfib_prefix, pfx_s_g);
565 * A (*,G/m), which the same root G as the (*,G).
566 * different paths. test our LPM.
568 mfei_g_m = mfib_table_entry_path_update(fib_index,
572 MFIB_ITF_FLAG_ACCEPT);
573 mfib_table_entry_path_update(fib_index,
577 MFIB_ITF_FLAG_FORWARD);
580 * test we find the (*,G/m), (*,G) and (S,G) via LPM and exact matches
582 mfei = mfib_table_lookup_exact_match(fib_index, pfx_star_g_1);
583 MFIB_TEST((mfei_g_1 == mfei),
584 "%U found via DP LPM: %d",
585 format_mfib_prefix, pfx_star_g_1, mfei);
587 MFIB_TEST(mfib_test_entry(mfei,
588 MFIB_ENTRY_FLAG_NONE,
590 DPO_ADJACENCY_MCAST, ai_1),
592 format_mfib_prefix, pfx_star_g_1);
594 mfei = mfib_table_lookup(fib_index, pfx_star_g_1);
596 MFIB_TEST(mfib_test_entry(mfei,
597 MFIB_ENTRY_FLAG_NONE,
599 DPO_ADJACENCY_MCAST, ai_1),
601 format_mfib_prefix, pfx_star_g_1);
603 mfei = mfib_table_lookup_exact_match(fib_index, pfx_s_g);
605 MFIB_TEST(mfib_test_entry(mfei,
606 MFIB_ENTRY_FLAG_NONE,
608 DPO_ADJACENCY_MCAST, ai_1,
609 DPO_ADJACENCY_MCAST, ai_2,
610 DPO_ADJACENCY_MCAST, ai_3),
612 format_mfib_prefix, pfx_s_g);
613 mfei = mfib_table_lookup(fib_index, pfx_s_g);
615 MFIB_TEST(mfib_test_entry(mfei,
616 MFIB_ENTRY_FLAG_NONE,
618 DPO_ADJACENCY_MCAST, ai_1,
619 DPO_ADJACENCY_MCAST, ai_2,
620 DPO_ADJACENCY_MCAST, ai_3),
622 format_mfib_prefix, pfx_s_g);
624 mfei = mfib_table_lookup_exact_match(fib_index, pfx_star_g_slash_m);
625 MFIB_TEST(mfei = mfei_g_m,
626 "%U Found via exact match",
627 format_mfib_prefix, pfx_star_g_slash_m);
628 MFIB_TEST(mfib_test_entry(mfei,
629 MFIB_ENTRY_FLAG_NONE,
631 DPO_ADJACENCY_MCAST, ai_3),
633 format_mfib_prefix, pfx_star_g_slash_m);
634 MFIB_TEST(mfei_g_m == mfib_table_lookup(fib_index, pfx_star_g_slash_m),
636 format_mfib_prefix, pfx_star_g_slash_m);
641 mfei = mfib_table_entry_path_update(fib_index,
645 MFIB_ITF_FLAG_FORWARD);
647 MFIB_TEST(mfib_test_entry(mfei,
648 MFIB_ENTRY_FLAG_NONE,
650 DPO_ADJACENCY_MCAST, ai_1,
651 DPO_ADJACENCY_MCAST, ai_2,
652 DPO_ADJACENCY_MCAST, ai_3,
655 format_mfib_prefix, pfx_s_g);
658 * remove a for-us path
660 mfib_table_entry_path_remove(fib_index,
665 MFIB_TEST(mfib_test_entry(mfei,
666 MFIB_ENTRY_FLAG_NONE,
668 DPO_ADJACENCY_MCAST, ai_1,
669 DPO_ADJACENCY_MCAST, ai_2,
670 DPO_ADJACENCY_MCAST, ai_3),
672 format_mfib_prefix, pfx_s_g);
675 * update an existing forwarding path to be only accepting
676 * - expect it to be removed from the replication set.
678 mfib_table_entry_path_update(fib_index,
682 MFIB_ITF_FLAG_ACCEPT);
684 MFIB_TEST(mfib_test_entry(mfei,
685 MFIB_ENTRY_FLAG_NONE,
687 DPO_ADJACENCY_MCAST, ai_1,
688 DPO_ADJACENCY_MCAST, ai_2),
690 format_mfib_prefix, pfx_s_g);
691 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[0]->sw_if_index,
692 MFIB_ITF_FLAG_ACCEPT));
693 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[1]->sw_if_index,
694 MFIB_ITF_FLAG_FORWARD));
695 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[2]->sw_if_index,
696 MFIB_ITF_FLAG_FORWARD));
697 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[3]->sw_if_index,
698 MFIB_ITF_FLAG_ACCEPT));
700 * Make the path forwarding again
701 * - expect it to be added back to the replication set
703 mfib_table_entry_path_update(fib_index,
707 (MFIB_ITF_FLAG_FORWARD |
708 MFIB_ITF_FLAG_ACCEPT |
709 MFIB_ITF_FLAG_NEGATE_SIGNAL));
711 mfei = mfib_table_lookup_exact_match(fib_index,
714 MFIB_TEST(mfib_test_entry(mfei,
715 MFIB_ENTRY_FLAG_NONE,
717 DPO_ADJACENCY_MCAST, ai_1,
718 DPO_ADJACENCY_MCAST, ai_2,
719 DPO_ADJACENCY_MCAST, ai_3),
721 format_mfib_prefix, pfx_s_g);
722 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[0]->sw_if_index,
723 MFIB_ITF_FLAG_ACCEPT));
724 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[1]->sw_if_index,
725 MFIB_ITF_FLAG_FORWARD));
726 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[2]->sw_if_index,
727 MFIB_ITF_FLAG_FORWARD));
728 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[3]->sw_if_index,
729 (MFIB_ITF_FLAG_FORWARD |
730 MFIB_ITF_FLAG_ACCEPT |
731 MFIB_ITF_FLAG_NEGATE_SIGNAL)));
734 * update flags on the entry
736 mfib_table_entry_update(fib_index,
740 MFIB_ENTRY_FLAG_SIGNAL);
741 MFIB_TEST(mfib_test_entry(mfei,
742 MFIB_ENTRY_FLAG_SIGNAL,
744 DPO_ADJACENCY_MCAST, ai_1,
745 DPO_ADJACENCY_MCAST, ai_2,
746 DPO_ADJACENCY_MCAST, ai_3),
748 format_mfib_prefix, pfx_s_g);
753 mfib_table_entry_path_remove(fib_index,
758 MFIB_TEST(mfib_test_entry(mfei,
759 MFIB_ENTRY_FLAG_SIGNAL,
761 DPO_ADJACENCY_MCAST, ai_1,
762 DPO_ADJACENCY_MCAST, ai_2),
764 format_mfib_prefix, pfx_s_g);
765 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[0]->sw_if_index,
766 MFIB_ITF_FLAG_ACCEPT));
767 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[1]->sw_if_index,
768 MFIB_ITF_FLAG_FORWARD));
769 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[2]->sw_if_index,
770 MFIB_ITF_FLAG_FORWARD));
771 MFIB_TEST_NS(mfib_test_entry_no_itf(mfei, tm->hw[3]->sw_if_index));
773 mfib_table_entry_path_remove(fib_index,
778 MFIB_TEST(mfib_test_entry(mfei,
779 MFIB_ENTRY_FLAG_SIGNAL,
781 DPO_ADJACENCY_MCAST, ai_2),
783 format_mfib_prefix, pfx_s_g);
784 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[0]->sw_if_index,
785 MFIB_ITF_FLAG_ACCEPT));
786 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[2]->sw_if_index,
787 MFIB_ITF_FLAG_FORWARD));
788 MFIB_TEST_NS(mfib_test_entry_no_itf(mfei, tm->hw[3]->sw_if_index));
791 * remove the accpeting only interface
793 mfib_table_entry_path_remove(fib_index,
798 MFIB_TEST(mfib_test_entry(mfei,
799 MFIB_ENTRY_FLAG_SIGNAL,
801 DPO_ADJACENCY_MCAST, ai_2),
803 format_mfib_prefix, pfx_s_g);
804 MFIB_TEST_NS(mfib_test_entry_itf(mfei, tm->hw[2]->sw_if_index,
805 MFIB_ITF_FLAG_FORWARD));
806 MFIB_TEST_NS(mfib_test_entry_no_itf(mfei, tm->hw[0]->sw_if_index));
807 MFIB_TEST_NS(mfib_test_entry_no_itf(mfei, tm->hw[1]->sw_if_index));
808 MFIB_TEST_NS(mfib_test_entry_no_itf(mfei, tm->hw[3]->sw_if_index));
811 * remove the last path, the entry still has flags so it remains
813 mfib_table_entry_path_remove(fib_index,
818 MFIB_TEST(mfib_test_entry(mfei,
819 MFIB_ENTRY_FLAG_SIGNAL,
821 "%U no replications",
822 format_mfib_prefix, pfx_s_g);
825 * update flags on the entry
827 mfib_table_entry_update(fib_index,
831 (MFIB_ENTRY_FLAG_SIGNAL |
832 MFIB_ENTRY_FLAG_CONNECTED));
833 MFIB_TEST(mfib_test_entry(mfei,
834 (MFIB_ENTRY_FLAG_SIGNAL |
835 MFIB_ENTRY_FLAG_CONNECTED),
837 "%U no replications",
838 format_mfib_prefix, pfx_s_g);
841 * An entry with a NS interface
843 mfei_g_2 = mfib_table_entry_path_update(fib_index,
847 (MFIB_ITF_FLAG_ACCEPT |
848 MFIB_ITF_FLAG_NEGATE_SIGNAL));
849 MFIB_TEST(mfib_test_entry(mfei_g_2,
850 MFIB_ENTRY_FLAG_NONE,
852 "%U No replications",
853 format_mfib_prefix, pfx_star_g_2);
856 * Simulate a signal from the data-plane
862 mfe = mfib_entry_get(mfei_g_2);
863 mfi = mfib_entry_get_itf(mfe, path_via_if0.frp_sw_if_index);
865 mfib_signal_push(mfe, mfi, NULL);
869 * An entry with a NS interface
871 mfei_g_3 = mfib_table_entry_path_update(fib_index,
875 (MFIB_ITF_FLAG_ACCEPT |
876 MFIB_ITF_NEGATE_SIGNAL));
877 MFIB_TEST(mfib_test_entry(mfei_g_3,
878 MFIB_ENTRY_FLAG_NONE,
880 "%U No replications",
881 format_mfib_prefix, pfx_star_g_3);
884 * Simulate a signal from the data-plane
890 mfe = mfib_entry_get(mfei_g_3);
891 mfi = mfib_entry_get_itf(mfe, path_via_if0.frp_sw_if_index);
893 mfib_signal_push(mfe, mfi, NULL);
896 if (FIB_PROTOCOL_IP6 == PROTO)
899 * All the entries are present. let's ensure we can find them all
900 * via exact and longest prefix matches.
903 * A source address we will never match
905 ip6_address_t src = {
906 .as_u64[0] = clib_host_to_net_u64(0x3001000000000000),
907 .as_u64[1] = clib_host_to_net_u64(0xffffffffffffffff),
913 MFIB_TEST((mfei_g_m == ip6_mfib_table_lookup2(
914 ip6_mfib_get(fib_index),
916 &pfx_star_g_slash_m->fp_grp_addr.ip6)),
917 "%U found via DP LPM grp=%U",
918 format_mfib_prefix, pfx_star_g_slash_m,
919 format_ip6_address, &pfx_star_g_slash_m->fp_grp_addr.ip6);
921 ip6_address_t tmp = pfx_star_g_slash_m->fp_grp_addr.ip6;
922 tmp.as_u8[15] = 0xff;
924 MFIB_TEST((mfei_g_m == ip6_mfib_table_lookup2(
925 ip6_mfib_get(fib_index),
926 &pfx_s_g->fp_src_addr.ip6,
928 "%U found via DP LPM grp=%U",
929 format_mfib_prefix, pfx_star_g_slash_m,
930 format_ip6_address, &tmp);
935 mfei = ip6_mfib_table_lookup2(ip6_mfib_get(fib_index),
936 &pfx_s_g->fp_src_addr.ip6,
937 &pfx_s_g->fp_grp_addr.ip6);
938 MFIB_TEST((mfei_s_g == mfei),
939 "%U found via DP LPM: %d",
940 format_mfib_prefix, pfx_s_g, mfei);
945 mfei = ip6_mfib_table_lookup2(ip6_mfib_get(fib_index),
947 &pfx_star_g_1->fp_grp_addr.ip6);
948 MFIB_TEST((mfei_g_1 == mfei),
949 "%U found via DP LPM: %d",
950 format_mfib_prefix, pfx_star_g_1, mfei);
951 mfei = ip6_mfib_table_lookup2(ip6_mfib_get(fib_index),
953 &pfx_star_g_2->fp_grp_addr.ip6);
954 MFIB_TEST((mfei_g_2 == mfei),
955 "%U found via DP LPM: %d",
956 format_mfib_prefix, pfx_star_g_2, mfei);
957 mfei = ip6_mfib_table_lookup2(ip6_mfib_get(fib_index),
959 &pfx_star_g_3->fp_grp_addr.ip6);
960 MFIB_TEST((mfei_g_3 == mfei),
961 "%U found via DP LPM: %d",
962 format_mfib_prefix, pfx_star_g_3, mfei);
966 * remove flags on the entry. This is the last of the
967 * state associated with the entry, so now it goes.
969 mfib_table_entry_update(fib_index,
973 MFIB_ENTRY_FLAG_NONE);
974 mfei = mfib_table_lookup_exact_match(fib_index,
976 MFIB_TEST(FIB_NODE_INDEX_INVALID == mfei,
978 format_mfib_prefix, pfx_s_g);
981 * remove the last path on the no forward entry - the last entry
983 mfib_table_entry_path_remove(fib_index,
988 mfei = mfib_table_lookup_exact_match(fib_index, pfx_no_forward);
989 MFIB_TEST(FIB_NODE_INDEX_INVALID == mfei,
991 format_mfib_prefix, pfx_no_forward);
994 * hard delete the (*,232.1.1.1)
996 mfib_table_entry_delete(fib_index,
1000 mfei = mfib_table_lookup_exact_match(fib_index, pfx_star_g_1);
1001 MFIB_TEST(FIB_NODE_INDEX_INVALID == mfei,
1003 format_mfib_prefix, pfx_star_g_1);
1005 * remove the entry whilst the signal is pending
1007 mfib_table_entry_delete(fib_index,
1011 mfei = mfib_table_lookup_exact_match(fib_index, pfx_star_g_2);
1012 MFIB_TEST(FIB_NODE_INDEX_INVALID == mfei,
1014 format_mfib_prefix, pfx_star_g_2);
1015 mfib_table_entry_delete(fib_index,
1019 mfei = mfib_table_lookup_exact_match(fib_index, pfx_star_g_3);
1020 MFIB_TEST(FIB_NODE_INDEX_INVALID == mfei,
1022 format_mfib_prefix, pfx_star_g_3);
1024 mfib_table_entry_delete(fib_index,
1028 mfei = mfib_table_lookup_exact_match(fib_index, pfx_star_g_slash_m);
1029 MFIB_TEST(FIB_NODE_INDEX_INVALID == mfei,
1031 format_mfib_prefix, pfx_star_g_slash_m);
1034 * Add a prefix as a special/exclusive route
1036 dpo_id_t td = DPO_INVALID;
1037 index_t repi = replicate_create(1, fib_proto_to_dpo(PROTO));
1039 dpo_set(&td, DPO_ADJACENCY_MCAST, fib_proto_to_dpo(PROTO), ai_2);
1040 replicate_set_bucket(repi, 0, &td);
1042 mfei = mfib_table_entry_special_add(fib_index,
1045 MFIB_ENTRY_FLAG_ACCEPT_ALL_ITF,
1047 MFIB_TEST(mfib_test_entry(mfei,
1048 (MFIB_ENTRY_FLAG_ACCEPT_ALL_ITF |
1049 MFIB_ENTRY_FLAG_EXCLUSIVE),
1051 DPO_ADJACENCY_MCAST, ai_2),
1052 "%U exclusive replicate OK",
1053 format_mfib_prefix, pfx_star_g_3);
1056 * update a special/exclusive route
1058 index_t repi2 = replicate_create(1, fib_proto_to_dpo(PROTO));
1060 dpo_set(&td, DPO_ADJACENCY_MCAST, fib_proto_to_dpo(PROTO), ai_1);
1061 replicate_set_bucket(repi2, 0, &td);
1063 mfei = mfib_table_entry_special_add(fib_index,
1066 MFIB_ENTRY_FLAG_ACCEPT_ALL_ITF,
1068 MFIB_TEST(mfib_test_entry(mfei,
1069 (MFIB_ENTRY_FLAG_ACCEPT_ALL_ITF |
1070 MFIB_ENTRY_FLAG_EXCLUSIVE),
1072 DPO_ADJACENCY_MCAST, ai_1),
1073 "%U exclusive update replicate OK",
1074 format_mfib_prefix, pfx_star_g_3);
1076 mfib_table_entry_delete(fib_index,
1082 * A Multicast LSP. This a mLDP head-end
1084 fib_node_index_t ai_mpls_10_10_10_1, lfei;
1085 ip46_address_t nh_10_10_10_1 = {
1087 .as_u32 = clib_host_to_net_u32(0x0a0a0a01),
1090 ai_mpls_10_10_10_1 = adj_nbr_add_or_lock(FIB_PROTOCOL_IP4,
1093 tm->hw[0]->sw_if_index);
1095 fib_prefix_t pfx_3500 = {
1097 .fp_proto = FIB_PROTOCOL_MPLS,
1100 .fp_payload_proto = DPO_PROTO_IP4,
1102 fib_test_rep_bucket_t mc_0 = {
1103 .type = FT_REP_LABEL_O_ADJ,
1105 .adj = ai_mpls_10_10_10_1,
1110 mpls_label_t *l3300 = NULL;
1111 vec_add1(l3300, 3300);
1114 * MPLS enable an interface so we get the MPLS table created
1116 mpls_sw_interface_enable_disable(&mpls_main,
1117 tm->hw[0]->sw_if_index,
1120 lfei = fib_table_entry_update_one_path(0, // default MPLS Table
1123 FIB_ENTRY_FLAG_MULTICAST,
1126 tm->hw[0]->sw_if_index,
1127 ~0, // invalid fib index
1130 FIB_ROUTE_PATH_FLAG_NONE);
1131 MFIB_TEST(fib_test_validate_entry(lfei,
1132 FIB_FORW_CHAIN_TYPE_MPLS_EOS,
1135 "3500 via replicate over 10.10.10.1");
1138 * An (S,G) that resolves via the mLDP head-end
1140 fib_route_path_t path_via_mldp = {
1141 .frp_proto = FIB_PROTOCOL_MPLS,
1142 .frp_local_label = pfx_3500.fp_label,
1143 .frp_eos = MPLS_EOS,
1144 .frp_sw_if_index = 0xffffffff,
1147 .frp_flags = FIB_ROUTE_PATH_FLAG_NONE,
1149 dpo_id_t mldp_dpo = DPO_INVALID;
1151 fib_entry_contribute_forwarding(lfei,
1152 FIB_FORW_CHAIN_TYPE_MPLS_EOS,
1155 mfei = mfib_table_entry_path_update(fib_index,
1159 MFIB_ITF_FLAG_FORWARD);
1161 MFIB_TEST(mfib_test_entry(mfei,
1162 MFIB_ENTRY_FLAG_NONE,
1164 DPO_REPLICATE, mldp_dpo.dpoi_index),
1165 "%U over-mLDP replicate OK",
1166 format_mfib_prefix, pfx_s_g);
1169 * add a for-us path. this tests two types of non-attached paths on one entry
1171 mfei = mfib_table_entry_path_update(fib_index,
1175 MFIB_ITF_FLAG_FORWARD);
1176 MFIB_TEST(mfib_test_entry(mfei,
1177 MFIB_ENTRY_FLAG_NONE,
1179 DPO_REPLICATE, mldp_dpo.dpoi_index,
1181 "%U mLDP+for-us replicate OK",
1182 format_mfib_prefix, pfx_s_g);
1184 mfib_table_entry_delete(fib_index,
1187 fib_table_entry_delete(0,
1190 dpo_reset(&mldp_dpo);
1193 * Unlock the table - it's the last lock so should be gone thereafter
1195 mfib_table_unlock(fib_index, PROTO);
1197 MFIB_TEST((FIB_NODE_INDEX_INVALID ==
1198 mfib_table_find(PROTO, fib_index)),
1199 "MFIB table %d gone", fib_index);
1206 * MPLS disable the interface
1208 mpls_sw_interface_enable_disable(&mpls_main,
1209 tm->hw[0]->sw_if_index,
1213 * test we've leaked no resources
1215 MFIB_TEST(0 == adj_mcast_db_size(), "%d MCAST adjs", adj_mcast_db_size());
1216 MFIB_TEST(n_pls == fib_path_list_pool_size(), "%d=%d path-lists",
1217 n_pls, fib_path_list_pool_size());
1218 MFIB_TEST(n_reps == pool_elts(replicate_pool), "%d=%d replicates",
1219 n_reps, pool_elts(replicate_pool));
1220 MFIB_TEST(n_entries == pool_elts(mfib_entry_pool),
1221 " No more entries %d!=%d",
1222 n_entries, pool_elts(mfib_entry_pool));
1223 MFIB_TEST(n_itfs == pool_elts(mfib_itf_pool),
1224 " No more Interfaces %d!=%d",
1225 n_itfs, pool_elts(mfib_itf_pool));
1233 const mfib_prefix_t pfx_224_s_8 = {
1235 .fp_proto = FIB_PROTOCOL_IP4,
1237 .ip4.as_u32 = clib_host_to_net_u32(0xe0000000),
1240 const mfib_prefix_t pfx_1_1_1_1_c_239_1_1_1 = {
1242 .fp_proto = FIB_PROTOCOL_IP4,
1244 .ip4.as_u32 = clib_host_to_net_u32(0xef010101),
1247 .ip4.as_u32 = clib_host_to_net_u32(0x01010101),
1250 const mfib_prefix_t pfx_239_1_1_1 = {
1252 .fp_proto = FIB_PROTOCOL_IP4,
1254 .ip4.as_u32 = clib_host_to_net_u32(0xef010101),
1260 const mfib_prefix_t pfx_239_1_1_2 = {
1262 .fp_proto = FIB_PROTOCOL_IP4,
1264 .ip4.as_u32 = clib_host_to_net_u32(0xef010102),
1270 const mfib_prefix_t pfx_239_1_1_3 = {
1272 .fp_proto = FIB_PROTOCOL_IP4,
1274 .ip4.as_u32 = clib_host_to_net_u32(0xef010103),
1280 const mfib_prefix_t pfx_239 = {
1282 .fp_proto = FIB_PROTOCOL_IP4,
1284 .ip4.as_u32 = clib_host_to_net_u32(0xef000000),
1291 return (mfib_test_i(FIB_PROTOCOL_IP4,
1294 &pfx_1_1_1_1_c_239_1_1_1,
1304 const mfib_prefix_t pfx_ffd_s_12 = {
1306 .fp_proto = FIB_PROTOCOL_IP6,
1308 .ip6.as_u64[0] = clib_host_to_net_u64(0xffd0000000000000),
1311 const mfib_prefix_t pfx_2001_1_c_ff_1 = {
1313 .fp_proto = FIB_PROTOCOL_IP6,
1315 .ip6.as_u64[0] = clib_host_to_net_u64(0xff01000000000000),
1316 .ip6.as_u64[1] = clib_host_to_net_u64(0x0000000000000001),
1319 .ip6.as_u64[0] = clib_host_to_net_u64(0x2001000000000000),
1320 .ip6.as_u64[1] = clib_host_to_net_u64(0x0000000000000001),
1323 const mfib_prefix_t pfx_ff_1 = {
1325 .fp_proto = FIB_PROTOCOL_IP6,
1327 .ip6.as_u64[0] = clib_host_to_net_u64(0xff01000000000000),
1328 .ip6.as_u64[1] = clib_host_to_net_u64(0x0000000000000001),
1331 const mfib_prefix_t pfx_ff_2 = {
1333 .fp_proto = FIB_PROTOCOL_IP6,
1335 .ip6.as_u64[0] = clib_host_to_net_u64(0xff01000000000000),
1336 .ip6.as_u64[1] = clib_host_to_net_u64(0x0000000000000002),
1339 const mfib_prefix_t pfx_ff_3 = {
1341 * this is the ALL DHCP routers address
1344 .fp_proto = FIB_PROTOCOL_IP6,
1346 .ip6.as_u64[0] = clib_host_to_net_u64(0xff02000100000000),
1347 .ip6.as_u64[1] = clib_host_to_net_u64(0x0000000000000002),
1350 const mfib_prefix_t pfx_ff = {
1352 .fp_proto = FIB_PROTOCOL_IP6,
1354 .ip6.as_u64[0] = clib_host_to_net_u64(0xff01000000000000),
1355 .ip6.as_u64[1] = clib_host_to_net_u64(0x0000000000000000),
1359 return (mfib_test_i(FIB_PROTOCOL_IP6,
1369 static clib_error_t *
1370 mfib_test (vlib_main_t * vm,
1371 unformat_input_t * input,
1372 vlib_cli_command_t * cmd_arg)
1376 res += mfib_test_mk_intf(4);
1377 res += mfib_test_v4();
1378 res += mfib_test_v6();
1382 return clib_error_return(0, "MFIB Unit Test Failed");
1390 VLIB_CLI_COMMAND (test_fib_command, static) = {
1391 .path = "test mfib",
1392 .short_help = "mfib unit tests - DO NOT RUN ON A LIVE SYSTEM",
1393 .function = mfib_test,
1397 mfib_test_init (vlib_main_t *vm)
1402 VLIB_INIT_FUNCTION (mfib_test_init);