# HG changeset patch
# User Pascal Bellard <pascal.bellard@slitaz.org>
# Date 1439539529 -7200
# Node ID 64614005535d2e55957234c9946dbcfb253cd1b7
# Parent  b1d018746484302dfd5b07eeb8576164965c64e2
knock: set default interface

diff -r b1d018746484 -r 64614005535d knock/stuff/etc/init.d/knock
--- a/knock/stuff/etc/init.d/knock	Tue Jun 16 10:13:52 2015 +0200
+++ b/knock/stuff/etc/init.d/knock	Fri Aug 14 10:05:29 2015 +0200
@@ -13,7 +13,8 @@
 DAEMON=/usr/sbin/knockd
 OPTIONS=$KNOCK_OPTIONS
 PIDFILE=/var/run/knockd.pid
-[ -n "$OPTIONS" ] || OPTIONS="-d"
+IFACE="$(route -n | awk '{ if ($1 == "0.0.0.0" && $3 == $1) print $8}')"
+[ -n "$OPTIONS" ] || OPTIONS="-d -i ${IFACE:-eth0}"
 
 case "$1" in
   start)