Add more information to if_change() debug log using the new interface helper

functions in util.c. The idea is to make even debug messages as informative
as possible.
Before:
if_change: ifindex 1, ifi_rdomain 0
After:
if_change: em0: rdomain 0 UP, Ethernet, active, 1000 Mbps
OK benno@

diff --git a/usr.sbin/bgpd/kroute.c b/usr.sbin/bgpd/kroute.c
index bdffe63..8902eef 100644 (file)
--- a/usr.sbin/bgpd/kroute.c
+++ b/usr.sbin/bgpd/kroute.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: kroute.c,v 1.221 2018/07/14 12:32:35 benno Exp $ */
+/*     $OpenBSD: kroute.c,v 1.222 2018/07/22 16:55:01 claudio Exp $ */
 
 /*
  * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
@@ -2489,8 +2489,12 @@ if_change(u_short ifindex, int flags, struct if_data *ifd,
                return;
        }
 
-       log_info("%s: ifindex %u, ifi_rdomain %u", __func__, ifindex,
-           ifd->ifi_rdomain);
+       log_info("%s: %s: rdomain %u %s, %s, %s, %s",
+           __func__, kif->k.ifname, ifd->ifi_rdomain,
+           flags & IFF_UP ? "UP" : "DOWN",
+           get_media_descr(ift2ifm(ifd->ifi_type)),
+           get_linkstate(ifd->ifi_type, ifd->ifi_link_state),
+           get_baudrate(ifd->ifi_baudrate, "bps"));
 
        kif->k.flags = flags;
        kif->k.link_state = ifd->ifi_link_state;