diff options
Diffstat (limited to 'vnet/vnet/fib/fib_test.c')
| -rw-r--r-- | vnet/vnet/fib/fib_test.c | 310 |
1 files changed, 266 insertions, 44 deletions
diff --git a/vnet/vnet/fib/fib_test.c b/vnet/vnet/fib/fib_test.c index 898005e5..3dc9c1d7 100644 --- a/vnet/vnet/fib/fib_test.c +++ b/vnet/vnet/fib/fib_test.c @@ -29,6 +29,7 @@ #include <vnet/fib/fib_path_list.h> #include <vnet/fib/fib_walk.h> #include <vnet/fib/fib_node_list.h> +#include <vnet/fib/fib_urpf_list.h> #define FIB_TEST_I(_cond, _comment, _args...) \ ({ \ @@ -139,14 +140,15 @@ fib_test_mk_intf (u32 ninterfaces) } } -#define FIB_TEST_REC_FORW(_rec_prefix, _via_prefix) \ +#define FIB_TEST_REC_FORW(_rec_prefix, _via_prefix, _bucket) \ { \ const dpo_id_t *_rec_dpo = fib_entry_contribute_ip_forwarding( \ fib_table_lookup_exact_match(fib_index, (_rec_prefix))); \ const dpo_id_t *_via_dpo = fib_entry_contribute_ip_forwarding( \ fib_table_lookup(fib_index, (_via_prefix))); \ FIB_TEST(!dpo_cmp(_via_dpo, \ - load_balance_get_bucket(_rec_dpo->dpoi_index, 0)), \ + load_balance_get_bucket(_rec_dpo->dpoi_index, \ + _bucket)), \ "%U is recursive via %U", \ format_fib_prefix, (_rec_prefix), \ format_fib_prefix, _via_prefix); \ @@ -167,6 +169,57 @@ fib_test_mk_intf (u32 ninterfaces) format_dpo_id, _dpo1, 0); \ } +#define FIB_TEST_RPF(_cond, _comment, _args...) \ +{ \ + if (!FIB_TEST_I(_cond, _comment, ##_args)) { \ + return (0); \ + } \ +} + +static int +fib_test_urpf_is_equal (fib_node_index_t fei, + fib_forward_chain_type_t fct, + u32 num, ...) +{ + dpo_id_t dpo = DPO_NULL; + fib_urpf_list_t *urpf; + index_t ui; + va_list ap; + int ii; + + va_start(ap, num); + + fib_entry_contribute_forwarding(fei, fct, &dpo); + ui = load_balance_get_urpf(dpo.dpoi_index); + + urpf = fib_urpf_list_get(ui); + + FIB_TEST_RPF(num == vec_len(urpf->furpf_itfs), + "RPF:%U len %d == %d", + format_fib_urpf_list, ui, + num, vec_len(urpf->furpf_itfs)); + FIB_TEST_RPF(num == fib_urpf_check_size(ui), + "RPF:%U check-size %d == %d", + format_fib_urpf_list, ui, + num, vec_len(urpf->furpf_itfs)); + + for (ii = 0; ii < num; ii++) + { + adj_index_t ai = va_arg(ap, adj_index_t); + + FIB_TEST_RPF(ai == urpf->furpf_itfs[ii], + "RPF:%d item:%d - %d == %d", + ui, ii, ai, urpf->furpf_itfs[ii]); + FIB_TEST_RPF(fib_urpf_check(ui, ai), + "RPF:%d %d found", + ui, ai); + } + + dpo_reset(&dpo); + + return (1); +} + static void fib_test_v4 (void) { @@ -329,6 +382,8 @@ fib_test_v4 (void) FIB_TEST((FIB_NODE_INDEX_INVALID != fei), "local interface route present"); dpo = fib_entry_contribute_ip_forwarding(fei); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 0), + "RPF list for local length 0"); dpo = load_balance_get_bucket(dpo->dpoi_index, 0); FIB_TEST((DPO_RECEIVE == dpo->dpoi_type), "local interface adj is local"); @@ -466,6 +521,10 @@ fib_test_v4 (void) u8 eth_addr[] = { 0xde, 0xde, 0xde, 0xba, 0xba, 0xba, }; + ip46_address_t nh_12_12_12_12 = { + .ip4.as_u32 = clib_host_to_net_u32(0x0c0c0c0c), + }; + adj_index_t ai_12_12_12_12; /* * Add a route via an incomplete ADJ. then complete the ADJ @@ -513,6 +572,24 @@ fib_test_v4 (void) dpo1 = load_balance_get_bucket(dpo->dpoi_index, 0); FIB_TEST(DPO_ADJACENCY == dpo1->dpoi_type, "11.11.11.11/32 via complete adj"); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 1, + tm->hw[0]->sw_if_index), + "RPF list for adj-fib contains adj"); + + ai_12_12_12_12 = adj_nbr_add_or_lock(FIB_PROTOCOL_IP4, + FIB_LINK_IP4, + &nh_12_12_12_12, + tm->hw[1]->sw_if_index); + FIB_TEST((FIB_NODE_INDEX_INVALID != ai_12_12_12_12), "adj created"); + adj = adj_get(ai_12_12_12_12); + FIB_TEST((IP_LOOKUP_NEXT_ARP == adj->lookup_next_index), + "adj is incomplete"); + FIB_TEST((0 == ip46_address_cmp(&nh_12_12_12_12, + &adj->sub_type.nbr.next_hop)), + "adj nbr next-hop ok"); + adj_nbr_update_rewrite(ai_12_12_12_12, eth_addr); + FIB_TEST((IP_LOOKUP_NEXT_REWRITE == adj->lookup_next_index), + "adj is complete"); /* * add the adj fib @@ -591,7 +668,7 @@ fib_test_v4 (void) fib_entry_pool_size()); /* - * Add a 2 routes via the first ADJ. ensure path-list sharing + * Add 2 routes via the first ADJ. ensure path-list sharing */ fib_prefix_t pfx_1_1_1_1_s_32 = { .fp_len = 32, @@ -675,6 +752,9 @@ fib_test_v4 (void) FIB_ROUTE_PATH_FLAG_NONE); fei = fib_table_lookup(fib_index, &pfx_1_1_2_0_s_24); dpo = fib_entry_contribute_ip_forwarding(fei); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, + 1, tm->hw[0]->sw_if_index), + "RPF list for 1.1.2.0/24 contains both adjs"); dpo1 = load_balance_get_bucket(dpo->dpoi_index, 0); FIB_TEST(DPO_ADJACENCY == dpo1->dpoi_type, "type is %d", dpo1->dpoi_type); @@ -709,6 +789,11 @@ fib_test_v4 (void) 1, FIB_ROUTE_PATH_FLAG_NONE); fei = fib_table_lookup(fib_index, &pfx_1_1_2_0_s_24); + dpo = fib_entry_contribute_ip_forwarding(fei); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, + 1, tm->hw[0]->sw_if_index), + "RPF list for 1.1.2.0/24 contains one adj"); + ai = fib_entry_get_adj(fei); FIB_TEST((ai_01 == ai), "1.1.2.0/24 resolves via 10.10.10.1"); @@ -740,19 +825,22 @@ fib_test_v4 (void) .ip4.as_u32 = clib_host_to_net_u32(0x01010101), }; - fib_table_entry_path_add(fib_index, - &bgp_100_pfx, - FIB_SOURCE_API, - FIB_ENTRY_FLAG_NONE, - FIB_PROTOCOL_IP4, - &nh_1_1_1_1, - ~0, // no index provided. - fib_index, // nexthop in same fib as route - 1, - MPLS_LABEL_INVALID, - FIB_ROUTE_PATH_FLAG_NONE); + fei = fib_table_entry_path_add(fib_index, + &bgp_100_pfx, + FIB_SOURCE_API, + FIB_ENTRY_FLAG_NONE, + FIB_PROTOCOL_IP4, + &nh_1_1_1_1, + ~0, // no index provided. + fib_index, // nexthop in same fib as route + 1, + MPLS_LABEL_INVALID, + FIB_ROUTE_PATH_FLAG_NONE); - FIB_TEST_REC_FORW(&bgp_100_pfx, &pfx_1_1_1_1_s_32); + FIB_TEST_REC_FORW(&bgp_100_pfx, &pfx_1_1_1_1_s_32, 0); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 1, + tm->hw[0]->sw_if_index), + "RPF list for adj-fib contains adj"); /* * +1 entry and +1 shared-path-list @@ -785,7 +873,10 @@ fib_test_v4 (void) MPLS_LABEL_INVALID, FIB_ROUTE_PATH_FLAG_NONE); - FIB_TEST_REC_FORW(&bgp_101_pfx, &pfx_1_1_1_1_s_32); + FIB_TEST_REC_FORW(&bgp_101_pfx, &pfx_1_1_1_1_s_32, 0); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 1, + tm->hw[0]->sw_if_index), + "RPF list for adj-fib contains adj"); /* * +1 entry, but the recursive path-list is shared. @@ -889,7 +980,7 @@ fib_test_v4 (void) MPLS_LABEL_INVALID, FIB_ROUTE_PATH_FLAG_NONE); - FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32); + FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32, 0); /* * the adj should be recursive via drop, since the route resolves via @@ -898,6 +989,8 @@ fib_test_v4 (void) fei = fib_table_lookup(fib_index, &pfx_1_1_1_2_s_32); dpo1 = fib_entry_contribute_ip_forwarding(fei); FIB_TEST(load_balance_is_drop(dpo1), "1.1.1.2/32 is drop"); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 0), + "RPF list for 1.1.1.2/32 contains 0 adjs"); /* * +2 entry and +1 shared-path-list @@ -911,6 +1004,8 @@ fib_test_v4 (void) /* * Unequal Cost load-balance. 3:1 ratio. fits in a 4 bucket LB + * The paths are sort by NH first. in this case the the path with greater + * weight is first in the set. This ordering is to test the RPF sort|uniq logic */ fib_prefix_t pfx_1_2_3_4_s_32 = { .fp_len = 32, @@ -924,7 +1019,7 @@ fib_test_v4 (void) FIB_SOURCE_API, FIB_ENTRY_FLAG_NONE, FIB_PROTOCOL_IP4, - &nh_10_10_10_2, + &nh_10_10_10_1, tm->hw[0]->sw_if_index, ~0, 1, @@ -935,8 +1030,8 @@ fib_test_v4 (void) FIB_SOURCE_API, FIB_ENTRY_FLAG_NONE, FIB_PROTOCOL_IP4, - &nh_10_10_10_1, - tm->hw[0]->sw_if_index, + &nh_12_12_12_12, + tm->hw[1]->sw_if_index, ~0, 3, MPLS_LABEL_INVALID, @@ -949,14 +1044,16 @@ fib_test_v4 (void) "1.2.3.4/32 LB has %d bucket", lb->lb_n_buckets); - FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_4_s_32, 0, ai_01); - FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_4_s_32, 1, ai_01); - FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_4_s_32, 2, ai_01); - FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_4_s_32, 3, ai_02); + FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_4_s_32, 0, ai_12_12_12_12); + FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_4_s_32, 1, ai_12_12_12_12); + FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_4_s_32, 2, ai_12_12_12_12); + FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_4_s_32, 3, ai_01); + + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 2, + tm->hw[0]->sw_if_index, + tm->hw[1]->sw_if_index), + "RPF list for 1.2.3.4/32 contains both adjs"); - fib_table_entry_delete(fib_index, - &pfx_1_2_3_4_s_32, - FIB_SOURCE_API); /* * Unequal Cost load-balance. 4:1 ratio. @@ -974,8 +1071,8 @@ fib_test_v4 (void) FIB_SOURCE_API, FIB_ENTRY_FLAG_NONE, FIB_PROTOCOL_IP4, - &nh_10_10_10_2, - tm->hw[0]->sw_if_index, + &nh_12_12_12_12, + tm->hw[1]->sw_if_index, ~0, 1, MPLS_LABEL_INVALID, @@ -1012,13 +1109,85 @@ fib_test_v4 (void) FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_5_s_32, 10, ai_01); FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_5_s_32, 11, ai_01); FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_5_s_32, 12, ai_01); - FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_5_s_32, 13, ai_02); - FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_5_s_32, 14, ai_02); - FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_5_s_32, 15, ai_02); + FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_5_s_32, 13, ai_12_12_12_12); + FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_5_s_32, 14, ai_12_12_12_12); + FIB_TEST_LB_BUCKET_VIA_ADJ(&pfx_1_2_3_5_s_32, 15, ai_12_12_12_12); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 2, + tm->hw[0]->sw_if_index, + tm->hw[1]->sw_if_index), + "RPF list for 1.2.3.4/32 contains both adjs"); + + /* + * A recursive via the two unequal cost entries + */ + fib_prefix_t bgp_44_s_32 = { + .fp_len = 32, + .fp_proto = FIB_PROTOCOL_IP4, + .fp_addr = { + /* 200.200.200.201/32 */ + .ip4.as_u32 = clib_host_to_net_u32(0x44444444), + }, + }; + fei = fib_table_entry_path_add(fib_index, + &bgp_44_s_32, + FIB_SOURCE_API, + FIB_ENTRY_FLAG_NONE, + FIB_PROTOCOL_IP4, + &pfx_1_2_3_4_s_32.fp_addr, + ~0, + fib_index, + 1, + MPLS_LABEL_INVALID, + FIB_ROUTE_PATH_FLAG_NONE); + fei = fib_table_entry_path_add(fib_index, + &bgp_44_s_32, + FIB_SOURCE_API, + FIB_ENTRY_FLAG_NONE, + FIB_PROTOCOL_IP4, + &pfx_1_2_3_5_s_32.fp_addr, + ~0, + fib_index, + 1, + MPLS_LABEL_INVALID, + FIB_ROUTE_PATH_FLAG_NONE); + + FIB_TEST_REC_FORW(&bgp_44_s_32, &pfx_1_2_3_4_s_32, 0); + FIB_TEST_REC_FORW(&bgp_44_s_32, &pfx_1_2_3_5_s_32, 1); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 2, + tm->hw[0]->sw_if_index, + tm->hw[1]->sw_if_index), + "RPF list for 1.2.3.4/32 contains both adjs"); + + /* + * test the uRPF check functions + */ + dpo_id_t dpo_44 = DPO_NULL; + index_t urpfi; + + fib_entry_contribute_forwarding(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, &dpo_44); + urpfi = load_balance_get_urpf(dpo_44.dpoi_index); + + FIB_TEST(fib_urpf_check(urpfi, tm->hw[0]->sw_if_index), + "uRPF check for 68.68.68.68/32 on %d OK", + tm->hw[0]->sw_if_index); + FIB_TEST(fib_urpf_check(urpfi, tm->hw[1]->sw_if_index), + "uRPF check for 68.68.68.68/32 on %d OK", + tm->hw[1]->sw_if_index); + FIB_TEST(!fib_urpf_check(urpfi, 99), + "uRPF check for 68.68.68.68/32 on 99 not-OK", + 99); + dpo_reset(&dpo_44); + + fib_table_entry_delete(fib_index, + &bgp_44_s_32, + FIB_SOURCE_API); fib_table_entry_delete(fib_index, &pfx_1_2_3_5_s_32, FIB_SOURCE_API); + fib_table_entry_delete(fib_index, + &pfx_1_2_3_4_s_32, + FIB_SOURCE_API); /* * Add a recursive route: @@ -1053,11 +1222,13 @@ fib_test_v4 (void) MPLS_LABEL_INVALID, FIB_ROUTE_PATH_FLAG_NONE); - FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32); + FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32, 0); fei = fib_table_lookup_exact_match(fib_index, &pfx_1_1_1_200_s_32); FIB_TEST((FIB_ENTRY_FLAG_NONE == fib_entry_get_flags(fei)), "Flags set on RR via non-attached"); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 0), + "RPF list for BGP route empty"); /* * +2 entry (BGP & RR) and +1 shared-path-list @@ -1119,8 +1290,12 @@ fib_test_v4 (void) /* * the recursive adj for 200.200.200.200 should be updated. */ - FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32); - FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32); + FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32, 0); + FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32, 0); + fei = fib_table_lookup(fib_index, &bgp_200_pfx); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 1, + tm->hw[0]->sw_if_index), + "RPF list for BGP route has itf index 0"); /* * insert a more specific route than 1.1.1.0/24 that also covers the @@ -1166,8 +1341,8 @@ fib_test_v4 (void) * the recursive adj for 200.200.200.200 should be updated. * 200.200.200.201 remains unchanged. */ - FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32); - FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32); + FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32, 0); + FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32, 0); /* * remove this /28. 200.200.200.200/32 should revert back to via 1.1.1.0/24 @@ -1187,8 +1362,8 @@ fib_test_v4 (void) FIB_TEST((fib_table_lookup(fib_index, &pfx_1_1_1_0_s_28) == fib_table_lookup(fib_index, &pfx_1_1_1_0_s_24)), "1.1.1.0/28 lookup via /24"); - FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32); - FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32); + FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32, 0); + FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32, 0); /* * -1 entry. -1 shared path-list @@ -1223,8 +1398,8 @@ fib_test_v4 (void) FIB_TEST(load_balance_is_drop(fib_entry_contribute_ip_forwarding(fei)), "1.1.1.200/32 route is DROP"); - FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32); - FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32); + FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32, 0); + FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32, 0); /* * -1 entry @@ -1254,8 +1429,8 @@ fib_test_v4 (void) ai = fib_entry_get_adj(fei); FIB_TEST((ai = ai_01), "1.1.1.2/32 resolves via 10.10.10.1"); - FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32); - FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32); + FIB_TEST_REC_FORW(&bgp_201_pfx, &pfx_1_1_1_200_s_32, 0); + FIB_TEST_REC_FORW(&bgp_200_pfx, &pfx_1_1_1_2_s_32, 0); /* * no change. 1.1.1.2/32 was already there RR sourced. @@ -2530,6 +2705,28 @@ fib_test_v4 (void) "2001::/64 ADJ-adj is NH proto v4"); fib_table_entry_delete(0, &pfx_2001_s_64, FIB_SOURCE_API); + /* + * add a uRPF exempt prefix: + * test: + * - it's forwarding is drop + * - it's uRPF list is not empty + * - the uRPF list for the default route (it's cover) is empty + */ + fei = fib_table_entry_special_add(fib_index, + &pfx_4_1_1_1_s_32, + FIB_SOURCE_URPF_EXEMPT, + FIB_ENTRY_FLAG_DROP, + ADJ_INDEX_INVALID); + dpo = fib_entry_contribute_ip_forwarding(fei); + FIB_TEST(load_balance_is_drop(dpo), + "uRPF exempt 4.1.1.1/32 DROP"); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 1, 0), + "uRPF list for exempt prefix has itf index 0"); + fei = fib_table_lookup_exact_match(fib_index, &pfx_0_0_0_0_s_0); + FIB_TEST(fib_test_urpf_is_equal(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, 0), + "uRPF list for 0.0.0.0/0 empty"); + + fib_table_entry_delete(fib_index, &pfx_4_1_1_1_s_32, FIB_SOURCE_URPF_EXEMPT); /* * CLEANUP @@ -2559,11 +2756,12 @@ fib_test_v4 (void) fib_entry_pool_size()); /* - * unlock the 2 adjacencies for which this test provided a rewrite. + * unlock the adjacencies for which this test provided a rewrite. * These are the last locks on these adjs. they should thus go away. */ adj_unlock(ai_02); adj_unlock(ai_01); + adj_unlock(ai_12_12_12_12); FIB_TEST((0 == adj_nbr_db_size()), "ADJ DB size is %d", adj_nbr_db_size()); @@ -2623,6 +2821,8 @@ fib_test_v4 (void) fib_path_list_pool_size()); FIB_TEST((NBR-5 == fib_entry_pool_size()), "entry pool size is %d", fib_entry_pool_size()); + FIB_TEST((NBR-5 == pool_elts(fib_urpf_list_pool)), "uRPF pool size is %d", + pool_elts(fib_urpf_list_pool)); return; } @@ -5014,6 +5214,28 @@ fib_test_label (void) "2.2.2.2.2/32 LB 1 buckets via: " "label 1600 over 1.1.1.1"); + dpo_id_t dpo_44 = DPO_NULL; + index_t urpfi; + + fib_entry_contribute_forwarding(fei, FIB_FORW_CHAIN_TYPE_UNICAST_IP4, &dpo_44); + urpfi = load_balance_get_urpf(dpo_44.dpoi_index); + + FIB_TEST(fib_urpf_check(urpfi, tm->hw[0]->sw_if_index), + "uRPF check for 2.2.2.2/32 on %d OK", + tm->hw[0]->sw_if_index); + FIB_TEST(fib_urpf_check(urpfi, tm->hw[1]->sw_if_index), + "uRPF check for 2.2.2.2/32 on %d OK", + tm->hw[1]->sw_if_index); + FIB_TEST(!fib_urpf_check(urpfi, 99), + "uRPF check for 2.2.2.2/32 on 99 not-OK", + 99); + + fib_entry_contribute_forwarding(fei, FIB_FORW_CHAIN_TYPE_MPLS_NON_EOS, &dpo_44); + FIB_TEST(urpfi == load_balance_get_urpf(dpo_44.dpoi_index), + "Shared uRPF on IP and non-EOS chain"); + + dpo_reset(&dpo_44); + /* * we are holding a lock on the non-eos LB of the via-entry. * do a PIC-core failover by shutting the link of the via-entry. |