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authorPavel Kotucek <pkotucek@cisco.com>2017-01-24 08:33:38 +0100
committerDamjan Marion <dmarion.lists@gmail.com>2017-03-06 13:43:30 +0000
commit077d6ae7d92623e420925165a7cf77afaa82956b (patch)
tree50f1def53d6e2f24a09dbdde20acda5dbee86ec1 /src/vnet
parent363640db0ea658f268082407e767f37f6ec336b0 (diff)
span: wrong destination interface in tracing
Change-Id: I9bea397e50fff4211c6e1e31503829e4dd16be42 Signed-off-by: Pavel Kotucek <pkotucek@cisco.com>
Diffstat (limited to 'src/vnet')
-rw-r--r--src/vnet/span/node.c46
1 files changed, 18 insertions, 28 deletions
diff --git a/src/vnet/span/node.c b/src/vnet/span/node.c
index 5037c120ba5..eb69c39c917 100644
--- a/src/vnet/span/node.c
+++ b/src/vnet/span/node.c
@@ -58,14 +58,20 @@ static char *span_error_strings[] = {
};
static_always_inline void
-span_mirror (vlib_main_t * vm, span_interface_t * si0, vlib_buffer_t * b0,
- vlib_frame_t ** mirror_frames, int is_rx)
+span_mirror (vlib_main_t * vm, vlib_node_runtime_t * node, u32 sw_if_index0,
+ vlib_buffer_t * b0, vlib_frame_t ** mirror_frames, int is_rx)
{
vlib_buffer_t *c0;
+ span_main_t *sm = &span_main;
vnet_main_t *vnm = &vnet_main;
+ span_interface_t *si0 = 0;
u32 *to_mirror_next = 0;
u32 i;
+ si0 = vec_elt_at_index (sm->interfaces, sw_if_index0);
+ if (!si0)
+ return;
+
if (is_rx != 0 && si0->num_rx_mirror_ports == 0)
return;
@@ -91,6 +97,12 @@ span_mirror (vlib_main_t * vm, span_interface_t * si0, vlib_buffer_t * b0,
c0->flags |= VNET_BUFFER_SPAN_CLONE;
to_mirror_next[0] = vlib_get_buffer_index (vm, c0);
mirror_frames[i]->n_vectors++;
+ if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
+ {
+ span_trace_t *t = vlib_add_trace (vm, node, b0, sizeof (*t));
+ t->src_sw_if_index = sw_if_index0;
+ t->mirror_sw_if_index = i;
+ }
}
}));
/* *INDENT-ON* */
@@ -128,7 +140,6 @@ span_node_inline_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
u32 bi1;
vlib_buffer_t *b0;
vlib_buffer_t *b1;
- span_interface_t *si0, *si1;
u32 sw_if_index0;
u32 next0 = 0;
u32 sw_if_index1;
@@ -146,28 +157,13 @@ span_node_inline_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
b1 = vlib_get_buffer (vm, bi1);
sw_if_index0 = vnet_buffer (b0)->sw_if_index[rxtx];
sw_if_index1 = vnet_buffer (b1)->sw_if_index[rxtx];
- si0 = vec_elt_at_index (sm->interfaces, sw_if_index0);
- si1 = vec_elt_at_index (sm->interfaces, sw_if_index1);
- span_mirror (vm, si0, b0, mirror_frames, is_rx);
- span_mirror (vm, si1, b1, mirror_frames, is_rx);
+ span_mirror (vm, node, sw_if_index0, b0, mirror_frames, is_rx);
+ span_mirror (vm, node, sw_if_index1, b1, mirror_frames, is_rx);
vnet_feature_next (sw_if_index0, &next0, b0);
vnet_feature_next (sw_if_index1, &next1, b1);
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- span_trace_t *t = vlib_add_trace (vm, node, b0, sizeof (*t));
- t->src_sw_if_index = sw_if_index0;
- //t->mirror_sw_if_index = si0->mirror_sw_if_index;
- }
-
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- span_trace_t *t = vlib_add_trace (vm, node, b1, sizeof (*t));
- t->src_sw_if_index = sw_if_index1;
- //t->mirror_sw_if_index = si1->mirror_sw_if_index;
- }
/* verify speculative enqueue, maybe switch current next frame */
vlib_validate_buffer_enqueue_x2 (vm, node, next_index,
to_next, n_left_to_next,
@@ -177,7 +173,6 @@ span_node_inline_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
{
u32 bi0;
vlib_buffer_t *b0;
- span_interface_t *si0;
u32 sw_if_index0;
u32 next0 = 0;
@@ -190,16 +185,11 @@ span_node_inline_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
b0 = vlib_get_buffer (vm, bi0);
sw_if_index0 = vnet_buffer (b0)->sw_if_index[rxtx];
- si0 = vec_elt_at_index (sm->interfaces, sw_if_index0);
- span_mirror (vm, si0, b0, mirror_frames, is_rx);
+
+ span_mirror (vm, node, sw_if_index0, b0, mirror_frames, is_rx);
vnet_feature_next (sw_if_index0, &next0, b0);
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- span_trace_t *t = vlib_add_trace (vm, node, b0, sizeof (*t));
- t->src_sw_if_index = sw_if_index0;
- }
/* verify speculative enqueue, maybe switch current next frame */
vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next,
n_left_to_next, bi0, next0);