#!/bin/sh

#------------------------------------------------------------------------------
#
#  Init script for EtherCAT
#
#  Copyright (C) 2006-2021  Florian Pose, Ingenieurgemeinschaft IgH
#
#  This file is part of the IgH EtherCAT Master.
#
#  The IgH EtherCAT Master is free software; you can redistribute it and/or
#  modify it under the terms of the GNU General Public License version 2, as
#  published by the Free Software Foundation.
#
#  The IgH EtherCAT Master 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 the IgH EtherCAT Master; if not, write to the Free Software
#  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
#
#
#  vim: expandtab
#
#------------------------------------------------------------------------------

### BEGIN INIT INFO
# Provides:          ethercat
# Required-Start:    $local_fs $syslog $network
# Should-Start:      $time ntp
# Required-Stop:     $local_fs $syslog $network
# Should-Stop:       $time ntp
# Default-Start:     3 5
# Default-Stop:      0 1 2 6
# Short-Description: EtherCAT master
# Description:       EtherCAT master @VERSION@
### END INIT INFO

#------------------------------------------------------------------------------

ETHERCATCTL="@sbindir@/ethercatctl -c @sysconfdir@/sysconfig/ethercat"

#------------------------------------------------------------------------------

exit_success() {
    if [ -r /etc/rc.status ]; then
        rc_reset
        rc_status -v
        rc_exit
    else
        echo " done"
        exit 0
    fi
}

#------------------------------------------------------------------------------

exit_fail() {
    if [ -r /etc/rc.status ]; then
        rc_failed
        rc_status -v
        rc_exit
    else
        echo " failed"
        exit 1
    fi
}

#------------------------------------------------------------------------------

if [ -r /etc/rc.status ]; then
    . /etc/rc.status
    rc_reset
fi

case "${1}" in

start)
    echo -n "Starting EtherCAT master @VERSION@ "

    if $ETHERCATCTL start; then
        exit_success
    else
        exit_fail
    fi
    ;;

stop)
    echo -n "Shutting down EtherCAT master @VERSION@ "

    if $ETHERCATCTL stop; then
        exit_success
    else
        exit_fail
    fi
    ;;

restart)
    $0 stop || exit 1
    sleep 1
    $0 start
    ;;

status)
    $ETHERCATCTL status
    exit $?
    ;;

*)
    echo "USAGE: $0 {start|stop|restart|status}"
    ;;

esac

if [ -r /etc/rc.status ]; then
    rc_exit
else
    exit 1
fi

#------------------------------------------------------------------------------