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authorNeale Ranns <nranns@cisco.com>2017-04-21 01:07:59 -0700
committerDamjan Marion <dmarion.lists@gmail.com>2017-04-26 15:31:41 +0000
commit227038a444b98f922b4a4f44b85ae60f9ee86e1c (patch)
treed4268410e3f860bb01386f4242e023324885801d /src/vnet/fib/fib_test.c
parent9806eae1f5f3953f7ac2c5bd07061a94387d757e (diff)
IP Flow Hash Config fixes
- the flow hash config is (and was) cached on the load-balance object so the fib_table_t struct is not used a switch time. Therefore changes to the table's flow hash config need to be propagated to all load-balances and hance all FIB entries in the table. - enable API for setting the IPv6 table flow hash config - use only the hash config in the fib_table_t object and not on the ipX_fib_t - add tests. Change-Id: Ib804c11162c6d4972c764957562c372f663e05d4 Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/vnet/fib/fib_test.c')
-rw-r--r--src/vnet/fib/fib_test.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/src/vnet/fib/fib_test.c b/src/vnet/fib/fib_test.c
index d3bdfa35c06..ddea6b86e7e 100644
--- a/src/vnet/fib/fib_test.c
+++ b/src/vnet/fib/fib_test.c
@@ -3832,6 +3832,29 @@ fib_test_v4 (void)
fib_table_entry_delete(fib_index,
&pfx_10_10_10_127_s_32,
FIB_SOURCE_ADJ);
+ /*
+ * change the table's flow-hash config - expect the update to propagete to
+ * the entries' load-balance objects
+ */
+ flow_hash_config_t old_hash_config, new_hash_config;
+
+ old_hash_config = fib_table_get_flow_hash_config(fib_index,
+ FIB_PROTOCOL_IP4);
+ new_hash_config = (IP_FLOW_HASH_SRC_ADDR |
+ IP_FLOW_HASH_DST_ADDR);
+
+ fei = fib_table_lookup_exact_match(fib_index, &pfx_10_10_10_1_s_32);
+ dpo = fib_entry_contribute_ip_forwarding(fei);
+ lb = load_balance_get(dpo->dpoi_index);
+ FIB_TEST((lb->lb_hash_config == old_hash_config),
+ "Table and LB hash config match: %U",
+ format_ip_flow_hash_config, lb->lb_hash_config);
+
+ fib_table_set_flow_hash_config(fib_index, FIB_PROTOCOL_IP4, new_hash_config);
+
+ FIB_TEST((lb->lb_hash_config == new_hash_config),
+ "Table and LB newhash config match: %U",
+ format_ip_flow_hash_config, lb->lb_hash_config);
/*
* CLEANUP