package/netplug/netplug-script

   1 #!/bin/sh
   2 #
   3 # netplug - policy agent for netplugd
   4 #
   5 # Copyright 2003 Key Research, Inc.
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License, version 2, as
   9 # published by the Free Software Foundation.  You are forbidden from
  10 # redistributing or modifying it under the terms of any other license,
  11 # including other versions of the GNU General Public License.
  12 #
  13 # This program is distributed in the hope that it will be useful, but
  14 # WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16 # General Public License for more details.
  17
  18
  19 PATH=/usr/bin:/bin:/usr/sbin:/sbin
  20 export PATH
  21
  22 dev="$1"
  23 action="$2"
  24
  25 case "$action" in
  26 in)
  27     if [ -x /sbin/ifup ]; then
  28         exec /sbin/ifup $dev
  29     else
  30         echo "Please teach me how to plug in an interface!" 1>&2
  31         exit 1
  32     fi
  33     ;;
  34 out)
  35     if [ -x /sbin/ifdown ]; then
  36         # At least on Fedora Core 1, the call to ip addr flush infloops
  37         # /sbin/ifdown $dev && exec /sbin/ip addr flush $dev
  38         exec /sbin/ifdown $dev
  39     else
  40         echo "Please teach me how to unplug an interface!" 1>&2
  41         exit 1
  42     fi
  43     ;;
  44 probe)
  45     # exec /sbin/ip link set $dev up >/dev/null 2>&1
  46     if [ -x /sbin/ifconfig ]; then
  47         exec /sbin/ifconfig $dev up >/dev/null 2>&1
  48     else
  49         echo "Failed to probe an interface!" 1>&2
  50         exit 1
  51     fi
  52     ;;
  53 *)
  54     echo "I have been called with a funny action of '%s'!" 1>&2
  55     exit 1
  56     ;;
  57 esac