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authorNeale Ranns <neale@graphiant.com>2021-07-16 14:00:16 +0000
committerBeno�t Ganne <bganne@cisco.com>2022-08-09 14:17:46 +0000
commitfd2417b2a42e34062e3d07875e5c4e11922513d5 (patch)
treeeec1ea914c259f685e2bca897e5853faec9339c1 /src/vnet/ip-neighbor/ip_neighbor.c
parent896b184b781a09ce5cefb94c471029c6a8d025aa (diff)
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
Diffstat (limited to 'src/vnet/ip-neighbor/ip_neighbor.c')
-rw-r--r--src/vnet/ip-neighbor/ip_neighbor.c140
1 files changed, 131 insertions, 9 deletions
diff --git a/src/vnet/ip-neighbor/ip_neighbor.c b/src/vnet/ip-neighbor/ip_neighbor.c
index 6ba191abaf6..b2d4fa0d8be 100644
--- a/src/vnet/ip-neighbor/ip_neighbor.c
+++ b/src/vnet/ip-neighbor/ip_neighbor.c
@@ -27,6 +27,74 @@
#include <vnet/fib/fib_table.h>
#include <vnet/adj/adj_mcast.h>
+ip_neighbor_counters_t ip_neighbor_counters[] =
+{
+ [AF_IP4] = {
+ .ipnc = {
+ [VLIB_RX] = {
+ [IP_NEIGHBOR_CTR_REPLY] = {
+ .name = "arp-rx-replies",
+ .stat_segment_name = "/net/arp/rx/replies",
+ },
+ [IP_NEIGHBOR_CTR_REQUEST] = {
+ .name = "arp-rx-requests",
+ .stat_segment_name = "/net/arp/rx/requests",
+ },
+ [IP_NEIGHBOR_CTR_GRAT] = {
+ .name = "arp-rx-gratuitous",
+ .stat_segment_name = "/net/arp/rx/gratuitous",
+ },
+ },
+ [VLIB_TX] = {
+ [IP_NEIGHBOR_CTR_REPLY] = {
+ .name = "arp-tx-replies",
+ .stat_segment_name = "/net/arp/tx/replies",
+ },
+ [IP_NEIGHBOR_CTR_REQUEST] = {
+ .name = "arp-tx-requests",
+ .stat_segment_name = "/net/arp/tx/requests",
+ },
+ [IP_NEIGHBOR_CTR_GRAT] = {
+ .name = "arp-tx-gratuitous",
+ .stat_segment_name = "/net/arp/tx/gratuitous",
+ },
+ },
+ },
+ },
+ [AF_IP6] = {
+ .ipnc = {
+ [VLIB_RX] = {
+ [IP_NEIGHBOR_CTR_REPLY] = {
+ .name = "ip6-nd-rx-replies",
+ .stat_segment_name = "/net/ip6-nd/rx/replies",
+ },
+ [IP_NEIGHBOR_CTR_REQUEST] = {
+ .name = "ip6-nd-rx-requests",
+ .stat_segment_name = "/net/ip6-nd/rx/requests",
+ },
+ [IP_NEIGHBOR_CTR_GRAT] = {
+ .name = "ip6-nd-rx-gratuitous",
+ .stat_segment_name = "/net/ip6-nd/rx/gratuitous",
+ },
+ },
+ [VLIB_TX] = {
+ [IP_NEIGHBOR_CTR_REPLY] = {
+ .name = "ip6-nd-tx-replies",
+ .stat_segment_name = "/net/ip6-nd/tx/replies",
+ },
+ [IP_NEIGHBOR_CTR_REQUEST] = {
+ .name = "ip6-nd-tx-requests",
+ .stat_segment_name = "/net/ip6-nd/tx/requests",
+ },
+ [IP_NEIGHBOR_CTR_GRAT] = {
+ .name = "ip6-nd-tx-gratuitous",
+ .stat_segment_name = "/net/ip6-nd/tx/gratuitous",
+ },
+ },
+ },
+ },
+};
+
/** Pool for All IP neighbors */
static ip_neighbor_t *ip_neighbor_pool;
@@ -1017,8 +1085,8 @@ ip_neighbor_register (ip_address_family_t af, const ip_neighbor_vft_t * vft)
}
void
-ip_neighbor_probe_dst (u32 sw_if_index,
- ip_address_family_t af, const ip46_address_t * dst)
+ip_neighbor_probe_dst (u32 sw_if_index, u32 thread_index,
+ ip_address_family_t af, const ip46_address_t *dst)
{
if (!vnet_sw_interface_is_admin_up (vnet_get_main (), sw_if_index))
return;
@@ -1026,10 +1094,10 @@ ip_neighbor_probe_dst (u32 sw_if_index,
switch (af)
{
case AF_IP6:
- ip6_neighbor_probe_dst (sw_if_index, &dst->ip6);
+ ip6_neighbor_probe_dst (sw_if_index, thread_index, &dst->ip6);
break;
case AF_IP4:
- ip4_neighbor_probe_dst (sw_if_index, &dst->ip4);
+ ip4_neighbor_probe_dst (sw_if_index, thread_index, &dst->ip4);
break;
}
}
@@ -1038,6 +1106,7 @@ void
ip_neighbor_probe (const ip_adjacency_t * adj)
{
ip_neighbor_probe_dst (adj->rewrite_header.sw_if_index,
+ vlib_get_thread_index (),
ip_address_family_from_fib_proto (adj->ia_nh_proto),
&adj->sub_type.nbr.next_hop);
}
@@ -1291,8 +1360,8 @@ VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION (ip_neighbor_interface_admin_change);
* Remove any arp entries associated with the specified interface
*/
static clib_error_t *
-ip_neighbor_delete_sw_interface (vnet_main_t * vnm,
- u32 sw_if_index, u32 is_add)
+ip_neighbor_add_del_sw_interface (vnet_main_t *vnm, u32 sw_if_index,
+ u32 is_add)
{
IP_NEIGHBOR_DBG ("interface-change: %U %s",
format_vnet_sw_if_index_name, vnet_get_main (),
@@ -1305,10 +1374,16 @@ ip_neighbor_delete_sw_interface (vnet_main_t * vnm,
FOR_EACH_IP_ADDRESS_FAMILY (af) ip_neighbor_flush (af, sw_if_index);
}
+ if (is_add)
+ {
+ ip_neighbor_alloc_ctr (&ip_neighbor_counters[AF_IP4], sw_if_index);
+ ip_neighbor_alloc_ctr (&ip_neighbor_counters[AF_IP6], sw_if_index);
+ }
+
return (NULL);
}
-VNET_SW_INTERFACE_ADD_DEL_FUNCTION (ip_neighbor_delete_sw_interface);
+VNET_SW_INTERFACE_ADD_DEL_FUNCTION (ip_neighbor_add_del_sw_interface);
typedef struct ip_neighbor_walk_covered_ctx_t_
{
@@ -1519,8 +1594,9 @@ ip_neighbour_age_out (index_t ipni, f64 now, f64 * wait)
}
else
{
- ip_neighbor_probe_dst (ip_neighbor_get_sw_if_index (ipn),
- af, &ip_addr_46 (&ipn->ipn_key->ipnk_ip));
+ ip_neighbor_probe_dst (ip_neighbor_get_sw_if_index (ipn), af,
+ vlib_get_thread_index (),
+ &ip_addr_46 (&ipn->ipn_key->ipnk_ip));
ipn->ipn_n_probes++;
*wait = 1;
@@ -1745,6 +1821,47 @@ done:
return error;
}
+static void
+ip_neighbor_stats_show_one (vlib_main_t *vm, vnet_main_t *vnm, u32 sw_if_index)
+{
+ vlib_cli_output (vm, " %U", format_vnet_sw_if_index_name, vnm, sw_if_index);
+ vlib_cli_output (vm, " arp:%U", format_ip_neighbor_counters,
+ &ip_neighbor_counters[AF_IP4], sw_if_index);
+ vlib_cli_output (vm, " nd: %U", format_ip_neighbor_counters,
+ &ip_neighbor_counters[AF_IP6], sw_if_index);
+}
+
+static walk_rc_t
+ip_neighbor_stats_show_cb (vnet_main_t *vnm, vnet_sw_interface_t *si,
+ void *ctx)
+{
+ ip_neighbor_stats_show_one (ctx, vnm, si->sw_if_index);
+
+ return (WALK_CONTINUE);
+}
+
+static clib_error_t *
+ip_neighbor_stats_show (vlib_main_t *vm, unformat_input_t *input,
+ vlib_cli_command_t *cmd)
+{
+ vnet_main_t *vnm;
+ u32 sw_if_index;
+
+ vnm = vnet_get_main ();
+ sw_if_index = ~0;
+ (void) unformat_user (input, unformat_vnet_sw_interface, vnm, &sw_if_index);
+
+ if (~0 == sw_if_index)
+ {
+ vnet_sw_interface_walk (vnm, ip_neighbor_stats_show_cb, vm);
+ }
+ else
+ {
+ ip_neighbor_stats_show_one (vm, vnm, sw_if_index);
+ }
+ return (NULL);
+}
+
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (show_ip_neighbor_cfg_cmd_node, static) = {
.path = "show ip neighbor-config",
@@ -1757,6 +1874,11 @@ VLIB_CLI_COMMAND (set_ip_neighbor_cfg_cmd_node, static) = {
.short_help = "set ip neighbor-config ip4|ip6 [limit <limit>] [age <age>] "
"[recycle|norecycle]",
};
+VLIB_CLI_COMMAND (show_ip_neighbor_stats_cmd_node, static) = {
+ .path = "show ip neighbor-stats",
+ .function = ip_neighbor_stats_show,
+ .short_help = "show ip neighbor-stats [interface]",
+};
/* *INDENT-ON* */
static clib_error_t *