[SCRIPT] TOMCAT Service Script

#!/bin/bash
# apache-tomcat      
# chkconfig: 
# description:  Start up the Tomcat servlet engine.
# Source function library.

. /etc/init.d/functions

RETVAL=$?
CATALINA_HOME="/usr/local/apache-tomcat-6.0.37"
case "$1" in
start)
        if [ -f $CATALINA_HOME/bin/startup.sh ];
          then
   echo $"Starting Tomcat"
           /bin/su -s /bin/bash tomcat $CATALINA_HOME/bin/startup.sh
        fi
;;
 stop)
        if [ -f $CATALINA_HOME/bin/shutdown.sh ];
          then
   echo $"Stopping Tomcat"
            /bin/su tomcat $CATALINA_HOME/bin/shutdown.sh
        fi
  ;;
 *)
  echo $"Usage: $0 {start|stop}"
exit 1
;;
esac
exit $RETVAL

=========================
Based on tomcat uptime

#!/bin/bash
SERVER=`hostname -s | sed s/hostname//g`
TOMCAT_HOME=/usr/local/apache-tomcat
SHUTDOWN_WAIT=20
LOG_FILE=/mnt/esb/test/support/scripts/log/tomcat_restart.log
TIME_STAMP=`date +'%b %e %R '` "$@"

pid=`ps aux | grep org.apache.catalina.startup.Bootstrap | grep -v grep | awk '{ print $2 }'`
pdays=`ps -eo pid,comm,etime | grep $pid |  grep -v grep |awk '{print $3}'`
export index=0
index=`expr index "$pdays" '-'`
uptime_days=${pdays:0:$index-1}

echo  "$TIME_STAMP Complete Uptime days of the process `ps -p $pid -o comm=` with pid=$pid is $uptime_days days" >> $LOG_FILE

if [ $uptime_days -ge 28 ]; then

  if [ -n "$pid" ]; then
    echo "$TIME_STAMP- Stoping Tomcat on $SERVER with pid=$pid" >> $LOG_FILE
      $TOMCAT_HOME/bin/shutdown.sh

    let kwait=$SHUTDOWN_WAIT
     count=0;
      until [ `ps -p $pid | grep -c $pid` = '0' ] || [ $count -gt $kwait ]
                 do
                       echo "$TIME_STAMP- waiting for processes with pid=$pid to exit" >> $LOG_FILE
                       sleep 1
                       let count=$count+1;
                  done

         if [ $count -gt $kwait ]; then
                    echo "$TIME_STAMP- killing processes with pid=$pid which didn't stop after $SHUTDOWN_WAIT seconds" >> $LOG_FILE
                    kill -9 $pid
         fi
                  else
     echo "$TIME_STAMP- Tomcat is not running" >> $LOG_FILE
 fi
echo "$TIME_STAMP- Starting Tomcat ..." >> $LOG_FILE
/etc/init.d/tomcat start
fi