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#! /bin/sh
### BEGIN INIT INFO
# Provides:          ipmievd
# Required-Start:    $remote_fs $syslog
# Required-Stop:     $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: IPMI event daemon
# Description:       ipmievd  is a daemon which will listen for events
#                    from the BMC that are being sent to the SEL and
#                    also log those messages to syslog.
### END INIT INFO
#
# Author:	Elmar Hoffmann <elho@elho.net>
# Licence:      This script is public domain using the same
#               licence as ipmitool itself.
# Modified by:  Petter Reinholdtsen
#               Jörg Frings-Fürst 2014-06-01

set -e

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DESC="IPMI event daemon"
NAME=ipmievd
DAEMON=/usr/sbin/$NAME
PIDFILE=/var/run/$NAME.pid0
SCRIPTNAME=/etc/init.d/$NAME
ENABLED=true

# Gracefully exit if the package has been removed.
test -x $DAEMON || exit 0

. /lib/lsb/init-functions
test -r /etc/default/rcS && . /etc/default/rcS

# Options used by ipmievd.
#
# "open" uses the asynchronous event notification from the OpenIPMI
# kernel driver, "sel" uses active polling of the contents of the SEL
# for new events.
#
# Need to force 'daemon' mode, to make sure messages are sent to
# syslog and the program forks into the background.
#
# Se ipmievd(8) for more info.
IPMIEVD_OPTIONS="open daemon"

#
# requested kernelmodules
#
#REQMODULES="ipmi_devintf ipmi_msghandler ipmi_poweroff ipmi_si ipmi_watchdog"
REQMODULES=""

# Read config file if it is present.
[ -f /etc/default/$NAME ] && . /etc/default/$NAME

test "$ENABLED" != "false" || exit 0

# Backwards compatibility with version 1.8.6-2 and 1.8.6-1.  The
# variable was renamed to be compatible with upstream, SuSe and RedHat.
if [ -n "$IPMIEVD_OPTS" ]; then
    echo "warning: /etc/default/$NAME variable IPMIEVD_OPTS should be renamed to IPMIEVD_OPTIONS"
    IPMIEVD_OPTIONS="$IPMIEVD_OPTS"
fi

# 
# function to load requested kernelmodules
do_modprobe() {
    if [ -x /sbin/modprobe -a -f /proc/modules ]
    then
        modprobe -q "$1" || true
    fi
}

#
#	Function that starts the daemon/service.
#
d_start() {
    start-stop-daemon --start --quiet --exec $DAEMON --pidfile $PIDFILE -- $IPMIEVD_OPTIONS
}

#
#	Function that stops the daemon/service.
#
d_stop() {
    start-stop-daemon --stop --oknodo --quiet --name $NAME --exec $DAEMON --pidfile $PIDFILE 
}

CODE=0

case "$1" in
  start)
    # load kernelmodules
    for rmod in ${REQMODULES} 
    do
        do_modprobe ${rmod} 
    done
    [ "$VERBOSE" != no ] && log_begin_msg "Starting $DESC" "$NAME"
    d_start || CODE=$?
    [ "$VERBOSE" != no ] && log_end_msg $CODE
    exit $CODE
    ;;
  stop)
    log_begin_msg "Stopping $DESC" "$NAME"
    d_stop || CODE=$?
    log_end_msg $CODE
    exit $CODE
    ;;
  restart|force-reload)
    log_begin_msg "Restarting $DESC" "$NAME"
    d_stop || true
    sleep 1
    d_start || CODE=$?
    log_end_msg $CODE
    exit $CODE
    ;;
  status)
    status_of_proc $DAEMON $NAME
    ;;
  *)
    echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload|status}" >&2
    exit 1
    ;;
esac

exit 0