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authorNeale Ranns <neale@graphiant.com>2022-08-13 10:58:11 +0000
committerBeno�t Ganne <bganne@cisco.com>2022-08-18 08:30:36 +0000
commit6e4a56e65697999d2f9e2fd539b9e53a0d420266 (patch)
tree1f609b9616a2af9f902fef09f823e70a78246253 /src/vnet/ip-neighbor/ip6_neighbor.c
parentb29c60660a69ae892495de65e8c5147052c84ef5 (diff)
ip-neighbor: Declarative .api counters.
Type: improvement plus the addition of the 'thorttle' counter of IP6. Signed-off-by: Neale Ranns <neale@graphiant.com> Change-Id: Ic845247a9f3288caa755c33e79ae2eb6d2029d09
Diffstat (limited to 'src/vnet/ip-neighbor/ip6_neighbor.c')
-rw-r--r--src/vnet/ip-neighbor/ip6_neighbor.c38
1 files changed, 15 insertions, 23 deletions
diff --git a/src/vnet/ip-neighbor/ip6_neighbor.c b/src/vnet/ip-neighbor/ip6_neighbor.c
index a59495edbc8..576ae570c0f 100644
--- a/src/vnet/ip-neighbor/ip6_neighbor.c
+++ b/src/vnet/ip-neighbor/ip6_neighbor.c
@@ -16,6 +16,7 @@
*/
#include <vnet/ip-neighbor/ip6_neighbor.h>
+#include <vnet/ip-neighbor/ip_neighbor.api_enum.h>
#include <vnet/util/throttle.h>
#include <vnet/fib/fib_sas.h>
#include <vnet/ip/ip_sas.h>
@@ -119,14 +120,6 @@ typedef enum
IP6_NBR_N_NEXT,
} ip6_discover_neighbor_next_t;
-typedef enum
-{
- IP6_NBR_ERROR_DROP,
- IP6_NBR_ERROR_REQUEST_SENT,
- IP6_NBR_ERROR_NO_SOURCE_ADDRESS,
- IP6_NBR_ERROR_NO_BUFFERS,
-} ip6_discover_neighbor_error_t;
-
static uword
ip6_discover_neighbor_inline (vlib_main_t * vm,
vlib_node_runtime_t * node,
@@ -192,6 +185,12 @@ ip6_discover_neighbor_inline (vlib_main_t * vm,
to_next_drop += 1;
n_left_to_next_drop -= 1;
+ if (drop0)
+ {
+ p0->error = node->errors[IP6_NEIGHBOR_ERROR_THROTTLED];
+ continue;
+ }
+
hw_if0 = vnet_get_sup_hw_interface (vnm, sw_if_index0);
/* If the interface is link-down, drop the pkt */
@@ -210,7 +209,7 @@ ip6_discover_neighbor_inline (vlib_main_t * vm,
if (drop0)
{
- p0->error = node->errors[IP6_NBR_ERROR_DROP];
+ p0->error = node->errors[IP6_NEIGHBOR_ERROR_DROP];
continue;
}
@@ -222,7 +221,7 @@ ip6_discover_neighbor_inline (vlib_main_t * vm,
!ip6_sas_by_sw_if_index (sw_if_index0, &ip0->dst_address, &src))
{
/* There is no address on the interface */
- p0->error = node->errors[IP6_NBR_ERROR_NO_SOURCE_ADDRESS];
+ p0->error = node->errors[IP6_NEIGHBOR_ERROR_NO_SOURCE_ADDRESS];
continue;
}
@@ -235,12 +234,12 @@ ip6_discover_neighbor_inline (vlib_main_t * vm,
sizeof (p0->opaque2));
b0->flags |= p0->flags & VLIB_BUFFER_IS_TRACED;
b0->trace_handle = p0->trace_handle;
- p0->error = node->errors[IP6_NBR_ERROR_REQUEST_SENT];
+ p0->error = node->errors[IP6_NEIGHBOR_ERROR_REQUEST_SENT];
}
else
{
/* There is no address on the interface */
- p0->error = node->errors[IP6_NBR_ERROR_NO_BUFFERS];
+ p0->error = node->errors[IP6_NEIGHBOR_ERROR_NO_BUFFERS];
continue;
}
}
@@ -264,13 +263,6 @@ ip6_glean (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
return (ip6_discover_neighbor_inline (vm, node, frame, 1));
}
-static char *ip6_discover_neighbor_error_strings[] = {
- [IP6_NBR_ERROR_DROP] = "address overflow drops",
- [IP6_NBR_ERROR_REQUEST_SENT] = "neighbor solicitations sent",
- [IP6_NBR_ERROR_NO_SOURCE_ADDRESS] = "no source address for ND solicitation",
- [IP6_NBR_ERROR_NO_BUFFERS] = "no buffers",
-};
-
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (ip6_glean_node) =
{
@@ -278,8 +270,8 @@ VLIB_REGISTER_NODE (ip6_glean_node) =
.name = "ip6-glean",
.vector_size = sizeof (u32),
.format_trace = format_ip6_forward_next_trace,
- .n_errors = ARRAY_LEN (ip6_discover_neighbor_error_strings),
- .error_strings = ip6_discover_neighbor_error_strings,
+ .n_errors = IP6_NEIGHBOR_N_ERROR,
+ .error_counters = ip6_neighbor_error_counters,
.n_next_nodes = IP6_NBR_N_NEXT,
.next_nodes =
{
@@ -293,8 +285,8 @@ VLIB_REGISTER_NODE (ip6_discover_neighbor_node) =
.name = "ip6-discover-neighbor",
.vector_size = sizeof (u32),
.format_trace = format_ip6_forward_next_trace,
- .n_errors = ARRAY_LEN (ip6_discover_neighbor_error_strings),
- .error_strings = ip6_discover_neighbor_error_strings,
+ .n_errors = IP6_NEIGHBOR_N_ERROR,
+ .error_counters = ip6_neighbor_error_counters,
.n_next_nodes = IP6_NBR_N_NEXT,
.next_nodes =
{