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 debug "### ifdown $type ###"
   8 type=$1
   9
  10 if_proto=$(nvram get ${type}_proto)
  11 if=$(nvram get ${type}_ifname)
  12
  13 case "$if_proto" in
  14         pppoa) hotplug_dev unregister atm0; exit 0 ;;
  15         ""|none) exit 0;;
  16 esac
  17
  18 [ "${if%%[0-9]*}" = "ppp" ] && if="$(nvram get ${if_proto}_ifname)"
  19
  20 if [ "${if%%[0-9]}" = "br" ]; then
  21         for sif in $(nvram get ${type}_ifnames); do
  22                 hotplug_dev unregister "$sif"
  23         done
  24 fi
  25
  26 hotplug_dev unregister "$if"