kexec-tools/kexec.init

#!/bin/bash
#
#  Copyright (c) 2008 SUSE LINUX Products GmbH
#  Author:  Bernhard Walle <bwalle@suse.de>
#
### BEGIN INIT INFO
# Provides:       kexec
# Required-Start: $null
# Should-Start:
# Should-Stop:
# Required-Stop:  $local_fs $remote_fs
# Default-Start:  1 2 3 5 S
# Default-Stop:   1 2 3 5 S
# Short-Description: Enables reboot through kexec
# Description:    Enables reboot through kexec
### END INIT INFO

. /etc/rc.status

KEXEC_BOOTLOADER=/usr/sbin/kexec-bootloader

case "$1" in
  start)
        ;;
  stop)
        # Only execute that script if we're going to reboot the system.
        if [ "$RUNLEVEL" -eq 6 ] ; then
            if ! [ -f /sys/kernel/kexec_loaded ] ; then
                echo -n "Cannot check if kexec kernel has been loaded."
                rc_failed
            else
                read -t 2 kexec_loaded < /sys/kernel/kexec_loaded
                if [ "$kexec_loaded" -ne 0 ] ; then
                    echo -n "kexec kernel already loaded."
                    rc_status -s
                else
                    echo -n "Loading kexec kernel for reboot ..."
                    $KEXEC_BOOTLOADER
                    rc_status -v
                fi
            fi
        else
            echo "Loading kexec kernel ..."
            rc_status -s
        fi
        ;;
  status)
        echo "not implemented"
        rc_status -s
        ;;
  restart|reload)
        $0 stop
        $0 start
        ;;
  *)
        echo $"Usage: $0 {start|stop|status|restart|reload|try-reload}"
        exit 1
esac

rc_exit

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