File: ifplugd.init

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ifplugd 0.28-19
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#!/bin/sh
# $Id: ifplugd.init.in 43 2003-09-13 11:25:11Z lennart $

# This file is part of ifplugd.
#
# ifplugd is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your
# option) any later version.
#
# ifplugd is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License
# along with ifplugd; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.

### BEGIN INIT INFO
# Provides:          ifplugd
# Required-Start:    $network $remote_fs
# Required-Stop:     $network $remote_fs
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Brings up/down network automatically
# Description:       Brings networks interfaces up and down automatically when
#                    the cable is removed / inserted
### END INIT INFO

DAEMON_NAME=ifplugd
CFG=/etc/default/$DAEMON_NAME
DESC="Network Interface Plugging Daemon"
IFPLUGD=/usr/sbin/$DAEMON_NAME
test -x $IFPLUGD || exit 0

if [ `id -u` != "0" ] && [ "$1" = "start" -o "$1" = "stop" ] ; then
  echo "You must be root to start, stop or restart ifplugd."
  exit 1
fi

[ -f $CFG ] && . $CFG

VERB="$1"
shift

[ $# -ne 0 ] && INTERFACES="$@"

all_interfaces () {
    for IFPATH in /sys/class/net/* ; do
        IFNAME="${IFPATH#/sys/class/net/}"

        [ -e "$IFPATH/device" ] || continue

        if [ -f "$IFPATH/type" ] ; then
            grep --quiet '^1$' "$IFPATH/type" || continue
        fi

        case "$IFNAME" in
            eth*|wlan*)
                echo $IFNAME
                ;;
        esac
    done
}

[ "x$INTERFACES" = "xauto" -o "x$INTERFACES" = "xall" ] && INTERFACES="$(all_interfaces)"

. /lib/lsb/init-functions

case "$VERB" in
    start)
        [ "$INTERFACES" ] || exit 0
        log_action_begin_msg "$DESC"
        for IF in $INTERFACES ; do
            if [ ! -e /sys/class/net/$IF ] || \
               $IFPLUGD -c -i $IF >/dev/null ; then
                log_action_cont_msg "skip $IF"
                continue
            fi
            log_action_cont_msg "start $IF"
            IF1=$(echo $IF | sed "s/-/_/")
            A=$(eval echo \$\{ARGS_${IF1}\})
            [ -z "$A" ] && A="$ARGS"
            $IFPLUGD -i $IF $A
        done
        log_action_end_msg 0
        ;;
    stop)
        [ "$INTERFACES" ] || exit 0
        log_action_begin_msg "$DESC"
        for IF in $INTERFACES ; do 
            if [ ! -e /sys/class/net/$IF ] || \
               ! $IFPLUGD -c -i $IF >/dev/null ; then
                log_action_cont_msg "skip $IF"
                continue
            fi
            log_action_cont_msg "stop $IF"
            $IFPLUGD -k --wait-on-kill -i $IF
        done
        log_action_end_msg 0
        ;;
    status)
        [ "$INTERFACES" -o "$HOTPLUG_INTERFACES" ] || exit 0
        for IF in $INTERFACES $HOTPLUG_INTERFACES ; do
            if [ ! -e /sys/class/net/$IF ] ; then
                log_action_msg "$IF: device $IF is either not present or not functional"
                continue
            fi
            log_begin_msg "$IF: "
            $IFPLUGD -c -i $IF
        done
        ;;
    suspend)
        [ "$INTERFACES" -o "$HOTPLUG_INTERFACES" ] || exit 0
        log_action_begin_msg "$DESC"
        for IF in $INTERFACES $HOTPLUG_INTERFACES ; do
            if [ ! -e /sys/class/net/$IF ] || \
               ! $IFPLUGD -c -i $IF >/dev/null ; then
                log_action_cont_msg "skip $IF"
                continue
            fi
            log_action_cont_msg "suspend $IF"
            $IFPLUGD -S -i $IF
        done
        log_action_end_msg 0
        ;;
    resume)
        [ "$INTERFACES" -o "$HOTPLUG_INTERFACES" ] || exit 0
        log_action_begin_msg "$DESC"
        for IF in $INTERFACES $HOTPLUG_INTERFACES ; do
            if [ ! -e /sys/class/net/$IF ] || \
               ! $IFPLUGD -c -i $IF >/dev/null ; then
                log_action_cont_msg "skip $IF"
                continue
            fi
            log_action_cont_msg "resume $IF"
            $IFPLUGD -R -i $IF
        done
        log_action_end_msg 0
        ;;
    force-reload|restart)
        [ "$INTERFACES" ] || exit 0
        $0 stop $INTERFACES
        sleep 3
        $0 start $INTERFACES
        ;;
    *)
        echo "Usage: $0 {start|stop|restart|force-reload|status|suspend|resume}"
        exit 1
esac

exit 0