Subversion Repositories nemo_emotion

#!/bin/sh
#
# Modified in order to implement the NEMO Basic Support Protocol
# Nicolas Kerneis <nicolas.kerneis@insa-lyon.fr>
# Laurent Monminoux <laurent.monminoux@nicta.com.au>
#
# Load MIPL Mobile IPv6 module
#
# chkconfig: 345 75 05
# description: Automatically loads MIPL Mobile IPv6 kernel module and
# configures it. See http://www.mipl.mediapoli.com/ for more information.
# config: /etc/sysconfig/network-mip6.conf
#
# Generated automatically from mobile-ip6.in by configure.

MIPV6_BASE_MODULE=mip6_base
MIPV6_MN_MODULE=mip6_mn
MIPV6_HA_MODULE=mip6_ha
MIPV6_MODULE=

prefix=
exec_prefix=${prefix}
initdir=/etc/rc.d/init.d
sysconfdir=${prefix}/etc

CONFIG_FILE=/etc/sysconfig/network-mip6.conf
MIPDIAG=${exec_prefix}/sbin/mipdiag
SUBSYS=$1
LOCKDIR=/var/lock/subsys

MODPROBE=${exec_prefix}/sbin/modprobe
LSMOD=${exec_prefix}/sbin/lsmod

# Test if 'functions' exists. If not, define our own 'action'
if test -x /etc/rc.d/init.d/functions ; then
    . /etc/rc.d/init.d/functions
elif test -x /etc/rc.config ; then
    . /etc/rc.config
else
    action() {
        msg=$1
        shift
        eval "$*" >/dev/null 2>&1
        ret=$?
        if test $ret = 0 -a "x$*" != "x" ; then
            msg=$msg" OK"
        else
            msg=$msg" Failed"
        fi
        logger $msg
        echo $msg
    }
fi

if [ -r $CONFIG_FILE ] ; then
    . $CONFIG_FILE
else
    echo "Cannot read configuration file: $CONFIG_FILE"
    exit 1
fi

for file in $MIPDIAG $MODPROBE $LSMOD ; do
    if [ ! -x $file ] ; then
        echo "Cannot execute: $file"
        exit 1
    fi
done

if [ "$FUNCTIONALITY" = "mn" ] ; then
    MIPV6_MODULE=$MIPV6_MN_MODULE
elif [ "$FUNCTIONALITY" = "ha" ] ; then
    MIPV6_MODULE=$MIPV6_HA_MODULE
else
    MIPV6_MODULE=$MIPV6_BASE_MODULE
fi

if [ -z "$HOMEADDRESS" -a "$FUNCTIONALITY" = "mn" ] ; then
    echo "Home address not set for mobile node"
    exit 1
fi

case "$1" in
    start)
        $LSMOD | grep $MIPV6_MODULE &>/dev/null && \
            echo "$MIPV6_MODULE already installed" && exit 1

        INSMOD_ARGS=
        # NEMO implementation
        INSMOD_MR_ARGS=
        INSMOD_HA_ARGS= 

        if [ -n "$DEBUGLEVEL" ] ; then
            INSMOD_ARGS="$INSMOD_ARGS mipv6_debug=$DEBUGLEVEL"
        fi

        # NEMO implementation
        if [ "$MR" = "yes" ] ; then
            INSMOD_MR_ARGS="$INSMOD_MR_ARGS mipv6_is_MR=1"
        else
            INSMOD_MR_ARGS="$INSMOD_MR_ARGS mipv6_is_MR=0"
        fi
        # NEMO implementation
        if [ "$NEMO_HA_CAPABLE" = "yes" ] ; then
            INSMOD_HA_ARGS="$INSMOD_HA_ARGS nemo_ha_capability=1"
        else
            INSMOD_HA_ARGS="$INSMOD_HA_ARGS nemo_ha_capability=0"
        fi

        $MODPROBE $MIPV6_BASE_MODULE $INSMOD_ARGS &> /dev/null
        status=$?
        
        # NEMO implementation
        if [ "$FUNCTIONALITY" = "ha" ] ; then
            $MODPROBE $MIPV6_MODULE $INSMOD_HA_ARGS &> /dev/null
        fi
        # NEMO implementation
        if [ "$FUNCTIONALITY" = "mn" ] ; then
            $MODPROBE $MIPV6_MODULE $INSMOD_MR_ARGS &> /dev/null
        fi

        action "Starting Mobile IPv6:" [ $status -eq 0 ] || exit 1

        touch $LOCKDIR/mobile-ip6

        # Temporary kludge to control get the new sysctls working.
        # Should probably be integrated into mipdiag at some time.

        if [ "$FUNCTIONALITY" = "ha" ] ; then 
            if [ -n "$MIN_TUNNEL_NR" ] ; then
                echo $MIN_TUNNEL_NR > /proc/sys/net/ipv6/mobility/min_tnls
            fi

            if [ -n "$MAX_TUNNEL_NR" ] ; then
                echo $MAX_TUNNEL_NR > /proc/sys/net/ipv6/mobility/max_tnls
            fi
        fi

        if [ "$FUNCTIONALITY" = "mn" ] ; then
            [ -n "$HOMEADDRESS" ] && \
            $MIPDIAG -i $HOMEDEV -h $HOMEADDRESS -H$HOMEAGENT
        fi

        if [ "$FUNCTIONALITY" = "ha" -a -n "$TUNNEL_SITELOCAL" ] ; then
            $MIPDIAG -t$TUNNEL_SITELOCAL
        fi

        if [ "$FUNCTIONALITY" = "ha" ] ; then 
            echo 1 > /proc/sys/net/ipv6/conf/all/forwarding
        fi 
        ;;

    stop)
        action "Stopping Mobile IPv6:" [ -f $LOCKDIR/mobile-ip6 ] || exit 1

        $MODPROBE -r $MIPV6_MODULE

        rm -f $LOCKDIR/mobile-ip6
        exit $?
        ;;

    restart)
        $0 stop
        $0 start
        exit $?
        ;;

    status)
        $LSMOD | grep $MIPV6_MODULE > /dev/null
        if [ $? -eq 0 ]; then
                echo "$MIPV6_MODULE module is installed..."
                exit 0
        fi
        # See if lock in $LOCKDIR exists
        if [ -f $LOCKDIR/mobile-ip6 ]; then
                echo "$MIPV6_MODULE module not installed but subsys locked"
                exit 2
        fi

        echo "$MIPV6_MODULE module is not installed"
        exit 3
        ;;

    *)
        echo "Usage mobile-ip6 {start|stop|status|restart}"
        exit 1
        ;;
esac