#!/bin/sh

# vim: set ts=4 sw=4 sts=4 tw=0:

# vim: set expandtab:

### BEGIN INIT INFO

# Provides:          lufi

# Required-Start:    $local_fs $remote_fs $network $syslog

# Required-Stop:     $local_fs $remote_fs $network $syslog

# Default-Start:     2 3 4 5

# Default-Stop:      0 1 6

# Short-Description: starts lufi with hypnotoad

# Description:       starts lufi with hypnotoad

### END INIT INFO

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin

DAEMON=script/lufi

NAME=lufi

DESC=lufi

if [ -f "/etc/default/lufi" ]

then

    . /etc/default/lufi

    if [ -z $LDIR ]

    then

        echo "LDIR variable is empty, please fill it in /etc/default/lufi"

        exit 0

    fi

    if [ -z $USER ]

    then

        echo "USER variable is empty, please fill it in /etc/default/lufi"

        exit 0

    fi

else

    echo "Missing /etc/default/lufi file"

    exit 0

fi

if [ ! -f "$LDIR$DAEMON" ]

then

    echo "Missing $LDIR$DAEMON file"

    exit 0

fi

set -e

. /lib/lsb/init-functions

do_start()

{

    # Return

    # 0 if daemon has been started

    # 1 if daemon was already running

    # 2 if daemon could not be started

    cd $LDIR

    su $USER -c "carton exec hypnotoad $DAEMON >/dev/null 2>&1"

    return "$?"

}

do_stop()

{

    # Return

    # 0 if daemon has been stopped

    # 1 if daemon was already stopped

    # 2 if daemon could not be stopped

    # other if a failure occurred

    cd $LDIR

    su $USER -c "carton exec hypnotoad -s $DAEMON >/dev/null 2>&1"

    return "$?"

}

do_status()

{

    cd $LDIR

    if [ -f "script/hypnotoad.pid" ]

    then

        pgrep -lf $DAEMON >/dev/null 2>&1

        if [ "$?" = "0" ]; then

            log_progress_msg "$NAME is running"

        else

            log_failure_msg "$NAME is NOT running but PID file exists"

        fi

    else

        log_failure_msg "$NAME is NOT running"

    fi

}

case "$1" in

    start)

        log_daemon_msg "Starting $NAME"

        cd $LDIR

        if [ -f "script/hypnotoad.pid" ]

        then

             pgrep -lf $DAEMON >/dev/null 2>&1

             if [ "$?" = "0" ]

             then

                 log_progress_msg "$NAME is already running. Unable to start."

                 log_end_msg 1;

             else

                 do_start

                 case "$?" in

                     0|1)

                         log_progress_msg "done"

                         log_end_msg 0

                         ;;

                     2)

                         log_failure_msg "failed"

                         log_end_msg 1

                         ;;

                 esac

             fi

        else

            do_start

            case "$?" in

                0|1)

                    log_progress_msg "done"

                    log_end_msg 0

                    ;;

                2)

                    log_failure_msg "failed"

                    log_end_msg 1

                    ;;

            esac

        fi

        ;;

    stop)

        log_daemon_msg "Stopping $NAME"

        cd $LDIR

        if [ -f "script/hypnotoad.pid" ]

        then

            pgrep -lf $DAEMON >/dev/null 2>&1

            if [ "$?" = "0" ]; then

                do_stop

                case "$?" in

                    0|1)

                        log_progress_msg "done"

                        log_end_msg 0

                        ;;

                    *)

                        log_failure_msg "failed"

                        log_end_msg 1

                        ;;

                esac

            else

                log_failure_msg "$NAME is NOT running. Unable to stop"

                log_end_msg 1

            fi

        else

            log_failure_msg "$NAME is NOT running. Unable to stop"

            log_end_msg 1

        fi

        ;;

    status)

        log_daemon_msg "Checking $NAME status"

        do_status

        log_end_msg 0

        ;;

    reload)

        log_daemon_msg "Reloading $NAME"

        do_start

        sleep 1

        case "$?" in

            0|1)

                log_progress_msg "done"

                log_end_msg 0

                ;;

            2)

                log_failure_msg "failed"

                log_end_msg 1

                ;;

        esac

        ;;

    restart)

        log_daemon_msg "Restarting $NAME"

        do_stop

        sleep 6

        do_start

        case "$?" in

            0|1)

                log_progress_msg "done"

                log_end_msg 0

                ;;

            2)

                log_failure_msg "failed";

                log_end_msg 1

                ;;

        esac

        ;;

    *)

        echo "Usage: $0 {start|stop|status|reload|restart}" >&2

        exit 3

        ;;

esac

exit 0