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-rw-r--r--src/vnet/arp/arp.c22
1 files changed, 20 insertions, 2 deletions
diff --git a/src/vnet/arp/arp.c b/src/vnet/arp/arp.c
index a2292f1c922..5765101701d 100644
--- a/src/vnet/arp/arp.c
+++ b/src/vnet/arp/arp.c
@@ -25,6 +25,7 @@
#include <vnet/pg/pg.h>
#include <vnet/ip-neighbor/ip_neighbor.h>
+#include <vnet/ip-neighbor/ip4_neighbor.h>
#include <vnet/ip-neighbor/ip_neighbor_dp.h>
#include <vlibmemory/api.h>
@@ -565,8 +566,14 @@ arp_reply (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
error0 = ETHERNET_ARP_ERROR_l3_dst_address_not_local;
else if (arp0->ip4_over_ethernet[0].ip4.as_u32 ==
arp0->ip4_over_ethernet[1].ip4.as_u32)
- error0 = arp_learn (sw_if_index0,
- &arp0->ip4_over_ethernet[0]);
+ {
+ vlib_increment_simple_counter (
+ &ip_neighbor_counters[AF_IP4]
+ .ipnc[VLIB_RX][IP_NEIGHBOR_CTR_GRAT],
+ vm->thread_index, sw_if_index0, 1);
+ error0 =
+ arp_learn (sw_if_index0, &arp0->ip4_over_ethernet[0]);
+ }
goto drop;
case ARP_DST_FIB_CONN:
/* destination is connected, continue to process */
@@ -600,6 +607,14 @@ arp_reply (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
goto drop;
}
+ vlib_increment_simple_counter (
+ &ip_neighbor_counters[AF_IP4]
+ .ipnc[VLIB_RX][arp0->opcode == clib_host_to_net_u16 (
+ ETHERNET_ARP_OPCODE_reply) ?
+ IP_NEIGHBOR_CTR_REPLY :
+ IP_NEIGHBOR_CTR_REQUEST],
+ vm->thread_index, sw_if_index0, 1);
+
/* Learn or update sender's mapping only for replies to addresses
* that are local to the subnet */
if (arp0->opcode ==
@@ -653,6 +668,9 @@ arp_reply (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
if (!error0)
error0 = arp_learn (sw_if_index0, &arp0->ip4_over_ethernet[1]);
+ vlib_increment_simple_counter (
+ &ip_neighbor_counters[AF_IP4].ipnc[VLIB_TX][IP_NEIGHBOR_CTR_REPLY],
+ vm->thread_index, sw_if_index0, 1);
n_replies_sent += 1;
goto enqueue;