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-rw-r--r--src/vnet/fib/fib_test.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/src/vnet/fib/fib_test.c b/src/vnet/fib/fib_test.c
index 1c4a63a20d9..1a9cce241d5 100644
--- a/src/vnet/fib/fib_test.c
+++ b/src/vnet/fib/fib_test.c
@@ -3557,6 +3557,73 @@ fib_test_v4 (void)
fib_table_entry_delete(fib_index, &pfx_4_1_1_1_s_32, FIB_SOURCE_URPF_EXEMPT);
/*
+ * An adj-fib that fails the refinement criteria - no connected cover
+ */
+ fib_prefix_t pfx_12_10_10_2_s_32 = {
+ .fp_len = 32,
+ .fp_proto = FIB_PROTOCOL_IP4,
+ .fp_addr = {
+ /* 12.10.10.2 */
+ .ip4.as_u32 = clib_host_to_net_u32(0x0c0a0a02),
+ },
+ };
+
+ fib_table_entry_update_one_path(fib_index,
+ &pfx_12_10_10_2_s_32,
+ FIB_SOURCE_ADJ,
+ FIB_ENTRY_FLAG_ATTACHED,
+ FIB_PROTOCOL_IP4,
+ &pfx_12_10_10_2_s_32.fp_addr,
+ tm->hw[0]->sw_if_index,
+ ~0, // invalid fib index
+ 1,
+ NULL,
+ FIB_ROUTE_PATH_FLAG_NONE);
+
+ fei = fib_table_lookup_exact_match(fib_index, &pfx_12_10_10_2_s_32);
+ dpo = fib_entry_contribute_ip_forwarding(fei);
+ FIB_TEST(!dpo_id_is_valid(dpo),
+ "no connected cover adj-fib fails refinement");
+
+ fib_table_entry_delete(fib_index,
+ &pfx_12_10_10_2_s_32,
+ FIB_SOURCE_ADJ);
+
+ /*
+ * An adj-fib that fails the refinement criteria - cover is connected
+ * but on a different interface
+ */
+ fib_prefix_t pfx_10_10_10_127_s_32 = {
+ .fp_len = 32,
+ .fp_proto = FIB_PROTOCOL_IP4,
+ .fp_addr = {
+ /* 10.10.10.127 */
+ .ip4.as_u32 = clib_host_to_net_u32(0x0a0a0a7f),
+ },
+ };
+
+ fib_table_entry_update_one_path(fib_index,
+ &pfx_10_10_10_127_s_32,
+ FIB_SOURCE_ADJ,
+ FIB_ENTRY_FLAG_ATTACHED,
+ FIB_PROTOCOL_IP4,
+ &pfx_10_10_10_127_s_32.fp_addr,
+ tm->hw[1]->sw_if_index,
+ ~0, // invalid fib index
+ 1,
+ NULL,
+ FIB_ROUTE_PATH_FLAG_NONE);
+
+ fei = fib_table_lookup_exact_match(fib_index, &pfx_10_10_10_127_s_32);
+ dpo = fib_entry_contribute_ip_forwarding(fei);
+ FIB_TEST(!dpo_id_is_valid(dpo),
+ "wrong interface adj-fib fails refinement");
+
+ fib_table_entry_delete(fib_index,
+ &pfx_10_10_10_127_s_32,
+ FIB_SOURCE_ADJ);
+
+ /*
* CLEANUP
* remove adj-fibs:
*/