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authorDave Barach <dave@barachs.net>2019-11-20 09:28:31 -0500
committerDamjan Marion <dmarion@me.com>2019-11-20 17:39:17 +0000
commitd28437cdf2133533c9092b881ce0e4c243d6c1f6 (patch)
treea678817510990cf73b68444fd6f6fff1fc5a4329 /src/vnet/interface_output.c
parente51a9bbe7693294e2e1021f13697fa97b02a89fb (diff)
classify: per-interface rx/tx pcap capture filters
Finish the feature, and fix a couple of doc bugs Type: feature Signed-off-by: Dave Barach <dave@barachs.net> Change-Id: I2c62745fda137776204c8fc4fca0e7e288051573
Diffstat (limited to 'src/vnet/interface_output.c')
-rw-r--r--src/vnet/interface_output.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/vnet/interface_output.c b/src/vnet/interface_output.c
index 5e702e3b96c..49775d58d80 100644
--- a/src/vnet/interface_output.c
+++ b/src/vnet/interface_output.c
@@ -503,7 +503,16 @@ static_always_inline void vnet_interface_pcap_tx_trace
sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_TX];
if (pp->pcap_sw_if_index == 0 || pp->pcap_sw_if_index == sw_if_index)
- pcap_add_buffer (&pp->pcap_main, vm, bi0, pp->max_bytes_per_pkt);
+ {
+ vnet_main_t *vnm = vnet_get_main ();
+ vnet_hw_interface_t *hi =
+ vnet_get_sup_hw_interface (vnm, sw_if_index);
+ /* Capture pkt if not filtered, or if filter hits */
+ if (hi->trace_classify_table_index == ~0 ||
+ vnet_is_packet_traced_inline
+ (b0, hi->trace_classify_table_index, 0 /* full classify */ ))
+ pcap_add_buffer (&pp->pcap_main, vm, bi0, pp->max_bytes_per_pkt);
+ }
}
}