#!/bin/sh # Copyright (C) 2006 OpenWrt.org [ $# = 0 ] && { echo " $0 "; 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