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#!/bin/sh
# Copyright (C) 2006 OpenWrt.org
[ $# = 0 ] && { echo " $0 <group>"; exit; }
. /etc/functions.sh
include /lib/network
scan_interfaces
cfg=$1
debug "### ifdown $cfg ###"
config_get proto "$cfg" proto
[ -z "$proto" ] && { echo "interface not found."; exit; }
# kill active ppp daemon and other processes
config_get ifname "$cfg" ifname
pids="$(cat /var/run/${ifname}.pid /var/run/ppp-${cfg}.pid 2>/dev/null)"
for pid in $pids; do
[ -d "/proc/$pid" ] && {
kill $pid
sleep 1
[ -d "/proc/$pid" ] && kill -9 $pid
}
done
rm -f /var/run/${ifname}.pid /var/run/ppp-${cfg}.pid
config_get ifname "$cfg" ifname
config_get device "$cfg" ifname
[ ."$device" != ."$ifname" ] || device=
for dev in $ifname $device; do
ifconfig "$ifname" 0.0.0.0 down >/dev/null 2>/dev/null
done
config_get iftype "$cfg" type
[ "$iftype" = "bridge" ] && brctl delbr "$ifname" >/dev/null 2>/dev/null
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