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authorYoann Desmouceaux <ydesmouc@cisco.com>2016-04-11 17:04:29 +0200
committerYoann Desmouceaux <ydesmouc@cisco.com>2016-04-11 17:04:29 +0200
commite41b49490dc8699fd781480a4cc8bde858f91f5a (patch)
tree26da30e2ad562f32eb891cc532020339bce61b5c /vnet
parentf53b7d5e97665b6598adc376f214ed88bf2b33d4 (diff)
Add a counter for unknown IPv6 hop-by-hop options.
Change-Id: I3db82b71ae5e32e0f2230662497a05e57ddb6755 Signed-off-by: Yoann Desmouceaux <ydesmouc@cisco.com>
Diffstat (limited to 'vnet')
-rw-r--r--vnet/vnet/ip/ip6_hop_by_hop.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/vnet/vnet/ip/ip6_hop_by_hop.c b/vnet/vnet/ip/ip6_hop_by_hop.c
index bd96c9b0a28..50dc38b7fed 100644
--- a/vnet/vnet/ip/ip6_hop_by_hop.c
+++ b/vnet/vnet/ip/ip6_hop_by_hop.c
@@ -217,7 +217,8 @@ static u8 * format_ip6_hop_by_hop_trace (u8 * s, va_list * args)
vlib_node_registration_t ip6_hop_by_hop_node;
#define foreach_ip6_hop_by_hop_error \
-_(PROCESSED, "Pkts with ip6 hop-by-hop options")
+_(PROCESSED, "Pkts with ip6 hop-by-hop options") \
+_(UNKNOWN_OPTION, "Unknown ip6 hop-by-hop options")
typedef enum {
#define _(sym,str) IP6_HOP_BY_HOP_ERROR_##sym,
@@ -242,7 +243,7 @@ ip6_hop_by_hop_node_fn (vlib_main_t * vm,
ip6_hop_by_hop_main_t * hm = &ip6_hop_by_hop_main;
u32 n_left_from, * from, * to_next;
ip_lookup_next_t next_index;
- u32 processed = 0;
+ u32 processed = 0, unknown_opts = 0;
u8 elt_index = 0;
time_u64_t time_u64;
@@ -434,6 +435,7 @@ ip6_hop_by_hop_node_fn (vlib_main_t * vm,
opt0 = (ip6_hop_by_hop_option_t *)
(((u8 *)opt0) + opt0->length
+ sizeof (ip6_hop_by_hop_option_t));
+ unknown_opts++;
break;
}
}
@@ -473,6 +475,11 @@ ip6_hop_by_hop_node_fn (vlib_main_t * vm,
vlib_put_next_frame (vm, node, next_index, n_left_to_next);
}
+ if (PREDICT_FALSE(unknown_opts > 0)) {
+ vlib_node_increment_counter (vm, ip6_hop_by_hop_node.index,
+ IP6_HOP_BY_HOP_ERROR_UNKNOWN_OPTION, unknown_opts);
+ }
+
vlib_node_increment_counter (vm, ip6_hop_by_hop_node.index,
IP6_HOP_BY_HOP_ERROR_PROCESSED, processed);
return frame->n_vectors;