From 23aa35ade57501a408fa57f346450a40f1b0158c Mon Sep 17 00:00:00 2001 From: Anuradha Karuppiah Date: Tue, 28 Sep 2021 11:18:43 -0700 Subject: bgpd: initial batch of evpn lttng tracepoints Low overhead bgp-evpn TPs have been added which push data out in a binary format - >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> root@switch:~# lttng list --userspace |grep "frr_bgp:evpn" frr_bgp:evpn_mh_nh_rmac_zsend (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint) frr_bgp:evpn_mh_nh_zsend (loglevel: TRACE_INFO (6)) (type: tracepoint) frr_bgp:evpn_mh_nhg_zsend (loglevel: TRACE_INFO (6)) (type: tracepoint) frr_bgp:evpn_mh_vtep_zsend (loglevel: TRACE_INFO (6)) (type: tracepoint) frr_bgp:evpn_bum_vtep_zsend (loglevel: TRACE_INFO (6)) (type: tracepoint) frr_bgp:evpn_mac_ip_zsend (loglevel: TRACE_INFO (6)) (type: tracepoint) root@switch:~# >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> In addition to the tracepoints a babeltrace python plugin for pretty printing (binary data is converted into grepable strings). Sample usage - frr_babeltrace.py trace_path Sample tracepoint output - >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 1. frr_bgp: evpn_mac_ip_zsend frr_bgp:evpn_mac_ip_zsend {'action': 'add', 'vni': 1007, 'mac': '00:02:00:00:00:04', 'ip': 'fe80::202:ff:fe00:4', 'vtep': '27.0.0.15', 'esi': '03:44:38:39:ff:ff:01:00:00:02'} 2. frr_bgp: evpn_mh_vtep_zsend frr_bgp:evpn_mh_vtep_zsend {'action': 'add', 'esi': '03:44:38:39:ff:ff:01:00:00:02', 'vtep': '27.0.0.16'} 3. frr_bgp: evpn_mh_nhg_zsend frr_bgp:evpn_mh_nhg_zsend {'action': 'add', 'type': 'v4', 'nhg': 74999998, 'esi': '03:44:38:39:ff:ff:01:00:00:02', 'vrf': 85} 4. frr_bgp: evpn_mh_nh_zsend frr_bgp:evpn_mh_nh_zsend {'nhg': 74999998, 'vtep': '27.0.0.16', 'svi': 93} 5. frr_bgp: evpn_mh_nh_rmac_zsend frr_bgp:evpn_mh_nh_rmac_zsend {'action': 'add', 'vrf': 85, 'nh': '::ffff:1b00:12', 'rmac': '00:02:00:00:00:50'} >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Signed-off-by: Anuradha Karuppiah --- bgpd/bgp_trace.h | 90 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) (limited to 'bgpd/bgp_trace.h') diff --git a/bgpd/bgp_trace.h b/bgpd/bgp_trace.h index 303e06c9c9..1b740d69b5 100644 --- a/bgpd/bgp_trace.h +++ b/bgpd/bgp_trace.h @@ -35,6 +35,9 @@ #include "bgpd/bgpd.h" #include "lib/stream.h" +#include "bgpd/bgp_evpn_private.h" +#include "bgpd/bgp_evpn_mh.h" + /* clang-format off */ @@ -243,6 +246,93 @@ TRACEPOINT_EVENT( ) TRACEPOINT_LOGLEVEL(frr_bgp, bgp_dest_unlock, TRACE_INFO) +TRACEPOINT_EVENT( + frr_bgp, + evpn_mac_ip_zsend, + TP_ARGS(int, add, struct bgpevpn *, vpn, + const struct prefix_evpn *, pfx, + struct in_addr, vtep, esi_t *, esi), + TP_FIELDS( + ctf_string(action, add ? "add" : "del") + ctf_integer(vni_t, vni, vpn->vni) + ctf_array(unsigned char, mac, &pfx->prefix.macip_addr.mac, + sizeof(struct ethaddr)) + ctf_array(unsigned char, ip, &pfx->prefix.macip_addr.ip, + sizeof(struct ipaddr)) + ctf_integer_network_hex(unsigned int, vtep, vtep.s_addr) + ctf_array(unsigned char, esi, esi, sizeof(esi_t)) + ) +) +TRACEPOINT_LOGLEVEL(frr_bgp, evpn_mac_ip_zsend, TRACE_INFO) + +TRACEPOINT_EVENT( + frr_bgp, + evpn_bum_vtep_zsend, + TP_ARGS(int, add, struct bgpevpn *, vpn, + const struct prefix_evpn *, pfx), + TP_FIELDS( + ctf_string(action, add ? "add" : "del") + ctf_integer(vni_t, vni, vpn->vni) + ctf_integer_network_hex(unsigned int, vtep, + pfx->prefix.imet_addr.ip.ipaddr_v4.s_addr) + ) +) +TRACEPOINT_LOGLEVEL(frr_bgp, evpn_bum_vtep_zsend, TRACE_INFO) + +TRACEPOINT_EVENT( + frr_bgp, + evpn_mh_vtep_zsend, + TP_ARGS(bool, add, struct bgp_evpn_es *, es, + struct bgp_evpn_es_vtep *, es_vtep), + TP_FIELDS( + ctf_string(action, add ? "add" : "del") + ctf_string(esi, es->esi_str) + ctf_string(vtep, es_vtep->vtep_str) + ) +) +TRACEPOINT_LOGLEVEL(frr_bgp, evpn_mh_vtep_zsend, TRACE_INFO) + +TRACEPOINT_EVENT( + frr_bgp, + evpn_mh_nhg_zsend, + TP_ARGS(bool, add, bool, type_v4, uint32_t, nhg_id, + struct bgp_evpn_es_vrf *, es_vrf), + TP_FIELDS( + ctf_string(action, add ? "add" : "del") + ctf_string(type, type_v4 ? "v4" : "v6") + ctf_integer(unsigned int, nhg, nhg_id) + ctf_string(esi, es_vrf->es->esi_str) + ctf_integer(int, vrf, es_vrf->bgp_vrf->vrf_id) + ) +) +TRACEPOINT_LOGLEVEL(frr_bgp, evpn_mh_nhg_zsend, TRACE_INFO) + +TRACEPOINT_EVENT( + frr_bgp, + evpn_mh_nh_zsend, + TP_ARGS(uint32_t, nhg_id, struct bgp_evpn_es_vtep *, vtep, + struct bgp_evpn_es_vrf *, es_vrf), + TP_FIELDS( + ctf_integer(unsigned int, nhg, nhg_id) + ctf_string(vtep, vtep->vtep_str) + ctf_integer(int, svi, es_vrf->bgp_vrf->l3vni_svi_ifindex) + ) +) +TRACEPOINT_LOGLEVEL(frr_bgp, evpn_mh_nh_zsend, TRACE_INFO) + +TRACEPOINT_EVENT( + frr_bgp, + evpn_mh_nh_rmac_zsend, + TP_ARGS(bool, add, struct bgp_evpn_nh *, nh), + TP_FIELDS( + ctf_string(action, add ? "add" : "del") + ctf_integer(int, vrf, nh->bgp_vrf->vrf_id) + ctf_string(nh, nh->nh_str) + ctf_array(unsigned char, rmac, &nh->rmac, + sizeof(struct ethaddr)) + ) +) +TRACEPOINT_LOGLEVEL(frr_bgp, evpn_nh_rmac_zsend, TRACE_INFO) /* clang-format on */ #include -- cgit v1.2.3