ip-neighbor: ARP and ND stats per-interface.
Type: feature
stats of the like from:
https://datatracker.ietf.org/doc/html/draft-ietf-rtgwg-arp-yang-model-03#section-4
Signed-off-by: Neale Ranns <neale@graphiant.com>
Change-Id: Icb1bf4f6f7e6ccc2f44b0008d4774b61cae96184
diff --git a/src/vnet/ip6-nd/ip6_nd.c b/src/vnet/ip6-nd/ip6_nd.c
index 772c811..513d2bf 100644
--- a/src/vnet/ip6-nd/ip6_nd.c
+++ b/src/vnet/ip6-nd/ip6_nd.c
@@ -90,6 +90,7 @@
icmp6_neighbor_discovery_ethernet_link_layer_address_option_t *o0;
u32 bi0, options_len0, sw_if_index0, next0, error0;
u32 ip6_sadd_link_local, ip6_sadd_unspecified;
+ ip_neighbor_counter_type_t c_type;
int is_rewrite0;
u32 ni0;
@@ -230,16 +231,24 @@
}
if (is_solicitation)
- next0 = (error0 != ICMP6_ERROR_NONE
- ? ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP
- : ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY);
+ {
+ next0 = (error0 != ICMP6_ERROR_NONE ?
+ ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP :
+ ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY);
+ c_type = IP_NEIGHBOR_CTR_REQUEST;
+ }
else
{
next0 = 0;
error0 = error0 == ICMP6_ERROR_NONE ?
ICMP6_ERROR_NEIGHBOR_ADVERTISEMENTS_RX : error0;
+ c_type = IP_NEIGHBOR_CTR_REPLY;
}
+ vlib_increment_simple_counter (
+ &ip_neighbor_counters[AF_IP6].ipnc[VLIB_RX][c_type],
+ vm->thread_index, sw_if_index0, 1);
+
if (is_solicitation && error0 == ICMP6_ERROR_NONE)
{
icmp6_send_neighbor_advertisement (vm, p0, ip0, h0, o0,