freeswitch startup script

#!/bin/sh
# Start/stop the freeswitch daemon.
#
### BEGIN INIT INFO
# Provides:          freeswitch
# Required-Start:    $network
# Required-Stop:
# Should-Start:
# Should-Stop:
# Default-Start:     2 3 4 5
# Default-Stop:  0 1 6
# Short-Description:
# Description:
### END INIT INFO

PATH=/bin:/usr/bin:/sbin:/usr/sbin
DESC="freeswitch"
NAME=freeswitch
DAEMON=/usr/local/freeswitch/bin/freeswitch
DARGS="-nc"
PIDFILE=/var/run/freeswitch.pid
SCRIPTNAME=/etc/init.d/"$NAME"

test -f $DAEMON || exit 0

. /lib/lsb/init-functions


# there because it should be in /etc/default/locale.
parse_environment ()
{
    for ENV_FILE in /etc/environment /etc/default/locale; do
        [ -r "$ENV_FILE" ] || continue
        [ -s "$ENV_FILE" ] || continue

         for var in LANG LANGUAGE LC_ALL LC_CTYPE; do
             value=`egrep "^${var}=" "$ENV_FILE" | tail -n1 | cut -d= -f2`
             [ -n "$value" ] && eval export $var=$value

             if [ -n "$value" ] && [ "$ENV_FILE" = /etc/environment ]; then
                 log_warning_msg "/etc/environment has been deprecated for locale information; use /etc/default/locale for $var=$value instead"
             fi
         done
     done



# Get the timezone set.
    if [ -z "$TZ" -a -e /etc/timezone ]; then
        TZ=`cat /etc/timezone`
    fi
}

# Parse the system's environment
if [ "$READ_ENV" = "yes" ] ; then
    parse_environment
fi


case "$1" in
start)  log_daemon_msg "Starting freeswitch " "freeswitch"
        ulimit -s 240
        OLDPID=`pgrep $NAME`
        NEWPID=`cat $PIDFILE` 2>/dev/null
        if [ "$OLDPID" =  "$NEWPID" ] ; then
                echo "Service already running " && exit 1
        else
                su - $NAME -c "$DAEMON $DARGS " >/dev/null 2>&1
        fi
        sleep 1
        ps -ef|grep $DAEMON|grep -v grep|awk '{print$2}' > $PIDFILE
        log_end_msg $?
        ;;
stop)   log_daemon_msg "Stopping freeswitch" "freeswitch"
        kill `cat $PIDFILE` >/dev/null 2>&1
        RETVAL=$?
        [ $RETVAL -eq 0 ] && [ -e "$PIDFILE" ] && rm -f $PIDFILE
        log_end_msg $RETVAL
        ;;
restart) log_daemon_msg "Restarting freeswitch" "freeswitch"
        $0 stop
        $0 start
        log_end_msg 0
        ;;
status)
        status_of_proc -p $PIDFILE $DAEMON $NAME && exit 0 || exit $?
        ;;
*)      log_action_msg "Usage: /etc/init.d/freeswitch {start|stop|status|restart|reload|force-reload}"
        exit 2
        ;;
esac
exit 0