summaryrefslogtreecommitdiff
path: root/sys
diff options
context:
space:
mode:
authorPeter Hessler <phessler@cvs.openbsd.org>2015-07-18 00:02:31 +0000
committerPeter Hessler <phessler@cvs.openbsd.org>2015-07-18 00:02:31 +0000
commit4cf2f948a975738f0b9a353e864b962be2d6506f (patch)
tree249da369165b50fb08b15220c42493e137da1391 /sys
parent4b6ee675ec46af3634c1ae5afa961358b3a02fe5 (diff)
On systems with a full routing table (550k+), we often want to be able to
look at the routes with a priority, or to display all routes that do not have a specific priority (normally, don't show bgp). OK mpi@ benno@ previous versions OK deraadt@ sthen@
Diffstat (limited to 'sys')
-rw-r--r--sys/net/rtsock.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/sys/net/rtsock.c b/sys/net/rtsock.c
index fdfec18b13c..a8684186a94 100644
--- a/sys/net/rtsock.c
+++ b/sys/net/rtsock.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: rtsock.c,v 1.163 2015/07/16 18:17:27 claudio Exp $ */
+/* $OpenBSD: rtsock.c,v 1.164 2015/07/18 00:02:30 phessler Exp $ */
/* $NetBSD: rtsock.c,v 1.18 1996/03/29 00:32:10 cgd Exp $ */
/*
@@ -1210,6 +1210,19 @@ sysctl_dumpentry(struct radix_node *rn, void *v, u_int id)
if (w->w_op == NET_RT_FLAGS && !(rt->rt_flags & w->w_arg))
return 0;
+ if (w->w_op == NET_RT_DUMP && w->w_arg) {
+ u_int8_t prio = w->w_arg & RTP_MASK;
+ if (w->w_arg < 0) {
+ prio = (-w->w_arg) & RTP_MASK;
+ /* Show all routes that are not this priority */
+ if (prio == (rt->rt_priority & RTP_MASK))
+ return 0;
+ } else {
+ if (prio != (rt->rt_priority & RTP_MASK) &&
+ prio != RTP_ANY)
+ return 0;
+ }
+ }
bzero(&info, sizeof(info));
info.rti_info[RTAX_DST] = rt_key(rt);
info.rti_info[RTAX_GATEWAY] = rt->rt_gateway;