sr: SRv6 Path Tracing Sink node behavior
Type: feature
#include <vnet/fib/ip6_fib.h>
#include <vnet/dpo/dpo.h>
#include <vnet/dpo/replicate_dpo.h>
+#include <vnet/srv6/sr_pt.h>
#include <vppinfra/error.h>
#include <vppinfra/elog.h>
@@ -1282,6 +1283,8 @@ srv6_tef_behavior (vlib_node_runtime_t *node, vlib_buffer_t *b0,
ip6_sr_header_t *srh;
ip6_sr_pt_tlv_t *srh_pt_tlv;
timestamp_64_t ts;
+ sr_pt_iface_t *ls = 0;
+ u16 id_ld = 0;
srh = (ip6_sr_header_t *) (ip0 + 1);
srh_pt_tlv =
@@ -1292,6 +1295,13 @@ srv6_tef_behavior (vlib_node_runtime_t *node, vlib_buffer_t *b0,
unix_time_now_nsec_fraction (&ts.sec, &ts.nsec);
srh_pt_tlv->t64.sec = htobe32 (ts.sec);
srh_pt_tlv->t64.nsec = htobe32 (ts.nsec);
+ ls = sr_pt_find_iface (vnet_buffer (b0)->sw_if_index[VLIB_RX]);
+ if (ls)
+ {
+ id_ld = ls->id << 4;
+ id_ld |= ls->ingress_load;
+ srh_pt_tlv->id_ld = htobe16 (id_ld);
+ }
}
/**
