RHEL/CentOS tomcat running script for user

tomcat-runas-user.sh

#!/bin/bash

# Source function library.
. /etc/init.d/functions

## tomcat installation directory
PROCESS_NAME=tomcat-caservicename

CATALINA_HOME="/home/lesstif/apache-tomcat-7.0.54/"

##  Path to the pid, runnning info file
pidfile=${PIDFILE-${CATALINA_HOME}/.${PROCESS_NAME}.pid};
lockfile=${LOCKFILE-${CATALINA_HOME}/.${PROCESS_NAME}};

RETVAL=0

case "$1" in
 start)
        PID=`pidofproc -p ${pidfile} ${PROCESS_NAME}`
        if [[ (-n ${PID}) && ($PID -gt 0) ]]; then
                logger -s "${PROCESS_NAME}(pid ${PID}) is  already running."
                exit;
        fi
        if [ -f $CATALINA_HOME/bin/startup.sh ];
          then
            logger -s "Starting Tomcat"
            $CATALINA_HOME/bin/startup.sh -Dprocessname=${PROCESS_NAME}
            PID=`ps -eaf|grep processname=${PROCESS_NAME}|grep -v grep|awk '{print $2}'`
            RETVAL=$?
            [ $RETVAL = 0 ] && touch ${lockfile}
            [ $RETVAL = 0 ] && echo "${PID}" > ${pidfile}
        fi
        ;;
  stop)
        PID=`pidofproc -p ${pidfile} ${PROCESS_NAME}`
        ## if PID valid run shutdown.sh
        if [[ -z ${PID} ]];then
            logger -s "${PROCESS_NAME} is not running."
            exit;
        fi
        if [[ (${PID} -gt 0) && (-f $CATALINA_HOME/bin/shutdown.sh) ]];
          then
            logger -s "Stopping Tomcat"
            $CATALINA_HOME/bin/shutdown.sh
            RETVAL=$?
            [ $RETVAL = 0 ] && rm -f ${lockfile}
            [ $RETVAL = 0 ] && rm -f ${pidfile}
        fi
        ;;
 status)
        status -p ${pidfile} ${PROCESS_NAME}
        RETVAL=$?
        ;;
 restart)
         $0 stop
         $0 start
         ;;
 version)
        if [ -f $CATALINA_HOME/bin/version.sh ];
          then
            logger -s "Display Tomcat Version"
            $CATALINA_HOME/bin/version.sh
            RETVAL=$?
        fi
        ;;
 *)
         echo $"Usage: $0 {start|stop|restart|status|version}"
        exit 1
        ;;
esac
exit $RETVAL