package/base-files/default/sbin/ifdown

   1 #!/bin/sh
   2 [ $# = 0 ] && { echo "  $0 <group>"; exit; }
   3 . /etc/functions.sh
   4 . /etc/network.overrides
   5 [ "$FAILSAFE" != "true" -a -e /etc/config/network ] && . /etc/config/network
   6
   7 type=$1
   8 debug "### ifdown $type ###"
   9
  10 if=$(nvram get ${type}_ifname)
  11 proto=$(nvram get ${type}_proto)
  12 if_valid $if && $DEBUG ifconfig $if down
  13 kill $(cat /var/run/${if}.pid 2>&-) 2>&-
  14 killall ifup.$proto >&- 2>&-
  15 case "$proto" in
  16         pptp|pppoe) killall pppd >&- 2>&- ;;
  17         static) env -i ACTION="ifdown" INTERFACE="$if" PROTO=static /sbin/hotplug "iface" ;;
  18 esac
  19