Shell script to monitor tomcat is alive on port 8080

tomcatWatchdog.sh

#!/bin/sh
da=`date`
HOST=127.0.0.1
PORT=8080

#infinite loop
#while [ 1 ]
#do
    #try to access tomcat's page
    RES=`timeout 120 wget -O - -o /dev/null --proxy=off http://${HOST}:${PORT}/isalive.html | awk '{ print $1 }'`
    echo got ${RES}
    #decide on reply
if [ "$RES" = "YES" ]
then
    echo tomcat is responding on $HOST:$PORT
else
    echo tomcat seems to be dead.
    echo Killing...
    #for thepin in `ps -Af | grep -v grep | grep tomcat | grep catalina | awk '{ print $2 }'`
    for thepin in ` ps -Af | grep java | grep catalina | grep "7.0.42"  | grep -v grep | awk '{ print $2 }'`
    do
        kill -9 ${thepin}
    done
    echo -e "Starting... at $da"
    #sudo -u tomcat /usr/local/apache-tomcat-inst2/bin/startup.sh
    /etc/init.d/tomcat start

echo -e "Tomcat has been restarted automatically. PLEASE VERIFY everything is working fine..." | mutt -s "Tomcat RESTART event on Wifive LIVE server"  -c "techops@taskbucks.work" -e "my_hdr From: Report <report@wifiveapp.com>" server@wifiveapp.com vikram.gupta@taskbucks.work brijesh@wifiveapp.com arvinder@taskbucks.work

fi

#sleep 60
#done

###*/3 * * * * bash -l /home/kishlay/tomcatWatchdog.sh >> /home/kishlay/tomcatWatchdog.log 2>&1