Using 'monit' to keep your server running

Monit lines (for process charts.wt listening on port 1417):

check process charts.wt
  with pidfile /home/wt/project/wt-deployed/run/charts.wt.pid
  start program = "/home/wt/project/wthttpd.sh start /home/wt/project/wt-deployed/charts/charts.wt /charts.wt 1417"
  stop program  = "/home/wt/project/wthttpd.sh stop  /home/wt/project/wt-deployed/charts/charts.wt"
  if failed port 1417 protocol http request /monittoken then restart

wthttpd.sh script:

#!/bin/bash

if [ $# '<' "2" ]; then
  echo $"Usage: wthttpd.sh {start|stop} /path/to/app.wt ..."
  exit 1
fi

if [ ! -f $2 ]; then
  echo $"Could not locate application: $2"; 
  exit 1
fi

exe=`basename $2`
dir=`dirname $2`
exname=`basename $dir`

export APPROOT=/home/wt/project/approot
export LD_LIBRARY_PATH=/usr/local/lib
export PATH=/usr/local/bin:$PATH
#export MALLOC_CHECK_=2

case "$1" in
  start)
    if [ $# != "4" ]; then
      echo $"Usage: wthttpd.sh start /path/to/app.wt path port"
      exit 1
    fi

    cd $dir;
    touch docroot/monittoken;
    ulimit -c unlimited;
    ulimit -s 1024;
    ./$exe -p ../run/$exe.pid --deploy-path $3 --http-port $4 \
      --docroot 'docroot;/css,/resources,/icons,/favicon.ico' \
      --approot $APPROOT/$exname `cat argv` >> ../run/$exe.log 2>&1 &
    sleep 1;
    ;;

  stop)
    if [ $# != "2" ]; then
      echo $"Usage: wthttpd.sh stop /path/to/app.wt"
      exit 1
    fi

    cd $dir;
    pid=`cat ../run/$exe.pid`;
    kill $pid;
    sleep 3;
    kill -9 $pid;
    sleep 1;
    ;;

  *)
    echo $"Usage: wthttpd.sh {start|stop} /path/to/app.wt ..."
    exit 1
esac