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authorClaudio Jeker <claudio@cvs.openbsd.org>2020-01-24 05:44:06 +0000
committerClaudio Jeker <claudio@cvs.openbsd.org>2020-01-24 05:44:06 +0000
commit18714bc720466665754233878ce5dc928c5e264c (patch)
tree1748273ea31fe1a803acc9dbc4715f1207c3edc1 /usr.sbin/bgpd/printconf.c
parente77c61be3d8b544fc0434e23b24bcef0665b0e8a (diff)
Implement 'max-prefix NUM out' to limit the number of announced prefixes.
This is an easy safety switch to not leak full tables to upstreams and peers. If the limit is hit a Cease notification is sent and the session is closed. This implements most of https://tools.ietf.org/html/draft-sa-idr-maxprefix-00 OK job@
Diffstat (limited to 'usr.sbin/bgpd/printconf.c')
-rw-r--r--usr.sbin/bgpd/printconf.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/usr.sbin/bgpd/printconf.c b/usr.sbin/bgpd/printconf.c
index 429706a4bbb..caa03e1b407 100644
--- a/usr.sbin/bgpd/printconf.c
+++ b/usr.sbin/bgpd/printconf.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: printconf.c,v 1.140 2019/08/07 10:26:41 claudio Exp $ */
+/* $OpenBSD: printconf.c,v 1.141 2020/01/24 05:44:05 claudio Exp $ */
/*
* Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
@@ -616,6 +616,12 @@ print_peer(struct peer_config *p, struct bgpd_config *conf, const char *c)
printf(" restart %u", p->max_prefix_restart);
printf("\n");
}
+ if (p->max_out_prefix) {
+ printf("%s\tmax-prefix %u out", c, p->max_out_prefix);
+ if (p->max_out_prefix_restart)
+ printf(" restart %u", p->max_out_prefix_restart);
+ printf("\n");
+ }
if (p->holdtime)
printf("%s\tholdtime %u\n", c, p->holdtime);
if (p->min_holdtime)