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bgpd: Display peer info in NHT output

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When a BGP next hop tracking (NHT) entry is created for a peer,
display it in the corresponding "show" command output.

Signed-off-by: Vivek Venkatraman <vivek@cumulusnetworks.com>
Reviewed-by:   Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
vivek 2019-08-18 22:21:38 -07:00
parent e2d3a90954
commit 5408e68e24
1 changed files with 11 additions and 2 deletions
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13
bgpd/bgp_nexthop.c
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@ -680,17 +680,23 @@ static void bgp_show_nexthops(struct vty *vty, struct bgp *bgp, int detail,
continue; continue;
for (rn = bgp_table_top(table[afi]); rn; for (rn = bgp_table_top(table[afi]); rn;
rn = bgp_route_next(rn)) { rn = bgp_route_next(rn)) {
struct peer *peer;
bnc = bgp_node_get_bgp_nexthop_info(rn); bnc = bgp_node_get_bgp_nexthop_info(rn);
if (!bnc) if (!bnc)
continue; continue;
peer = (struct peer *)bnc->nht_info;
if (CHECK_FLAG(bnc->flags, BGP_NEXTHOP_VALID)) { if (CHECK_FLAG(bnc->flags, BGP_NEXTHOP_VALID)) {
vty_out(vty, vty_out(vty,
" %s valid [IGP metric %d], #paths %d\n", " %s valid [IGP metric %d], #paths %d",
inet_ntop(rn->p.family, inet_ntop(rn->p.family,
&rn->p.u.prefix, buf, &rn->p.u.prefix, buf,
sizeof(buf)), sizeof(buf)),
bnc->metric, bnc->path_count); bnc->metric, bnc->path_count);
if (peer)
vty_out(vty, ", peer %s", peer->host);
vty_out(vty, "\n");
if (!detail) if (!detail)
continue; continue;
@ -698,10 +704,13 @@ static void bgp_show_nexthops(struct vty *vty, struct bgp *bgp, int detail,
bgp_show_nexthops_detail(vty, bgp, bnc); bgp_show_nexthops_detail(vty, bgp, bnc);
} else { } else {
vty_out(vty, " %s invalid\n", vty_out(vty, " %s invalid",
inet_ntop(rn->p.family, inet_ntop(rn->p.family,
&rn->p.u.prefix, buf, &rn->p.u.prefix, buf,
sizeof(buf))); sizeof(buf)));
if (peer)
vty_out(vty, ", peer %s", peer->host);
vty_out(vty, "\n");
if (CHECK_FLAG(bnc->flags, if (CHECK_FLAG(bnc->flags,
BGP_NEXTHOP_CONNECTED)) BGP_NEXTHOP_CONNECTED))
vty_out(vty, " Must be Connected\n"); vty_out(vty, " Must be Connected\n");