#!/bin/sh

# lftp synchronization script by Matthieu Bouthors
# http://www.bouthors.fr

set -e

# NAME can be anything you like as long as it is a valid filename
NAME=lftpsync
PIDFILE=/var/run/$NAME.pid
#Path to lftp daemon command
DAEMON=/usr/bin/lftp
#This is the command to be run, give the full pathname
DAEMON_OPTS="-f /chemin/vers/ftptoto.txt"

export PATH="${PATH:+$PATH:}/usr/sbin:/sbin"

# check if lftp is running

RUNNING=false
if [ -e $PIDFILE ]
then
        currentpid=`cat $PIDFILE`
        if `ps -p $currentpid > /dev/null`
        then
                RUNNING=true
        else
                rm -f $PIDFILE
        fi
fi

case "$1" in
  start)
        date
        if $RUNNING
        then
                started=`date -r $PIDFILE`
                echo "daemon $NAME already started since $started, you need to stop it first"
        else
                echo -n "Starting daemon: "$NAME
                start-stop-daemon --start --quiet --pidfile $PIDFILE --make-pidfile --background --exec $DAEMON -- $DAEMON_OPTS
                echo "."
        fi
        ;;
  stop)
        date
        echo -n "Stopping daemon: "$NAME
        start-stop-daemon --stop --quiet --oknodo --pidfile $PIDFILE
        rm -f $PIDFILE
        echo "."
        ;;
  restart)
        date
                echo -n "Restarting daemon: "$NAME
        if $RUNNING
        then
                start-stop-daemon --stop --quiet --oknodo --retry 30 --pidfile $PIDFILE
                rm -f $PIDFILE
        fi
        start-stop-daemon --start --quiet --pidfile $PIDFILE --make-pidfile --background --exec $DAEMON -- $DAEMON_OPTS
        echo "."
        ;;
  check)
        if $RUNNING
        then
                echo "$NAME is running"
        else
                echo "$NAME is not running"
        fi
        ;;

  *)
        echo "Usage: "$1" {start|stop|restart|check}"
        exit 1
esac

exit 0