Tomcat Startup Script

tomcat.sh

#!/bin/bash
#
# Author: Mirco Attocchi
#
# Tomcat Startup Script
# thanks to http://www.akadia.com/download/soug/tomcat/html/tomcat_startscript.html
# thanks to http://askubuntu.com/questions/223944/how-to-automatically-restart-tomcat7-on-system-reboots

CATALINA_HOME=/home/cloud/apache-tomcat-7.0.82; export CATALINA_HOME
JAVA_HOME=/home/cloud/jdk1.7.0_75; export JAVA_HOME
TOMCAT_OWNER=cloud; export TOMCAT_OWNER
SHUTDOWN_WAIT=30

# CATALINA_OPTS="$CATALINA_OPTS -XX:MaxPermSize=256m -Xms128m -Xmx2048m -Xss512k"
CATALINA_OPTS="$CATALINA_OPTS -Xms256m -Xmx512m -XX:PermSize=32m"
CATALINA_OPTS="$CATALINA_OPTS -XX:MaxPermSize=256m -Xss2m"
CATALINA_OPTS="$CATALINA_OPTS -XX:+UseConcMarkSweepGC"
CATALINA_OPTS="$CATALINA_OPTS -XX:+CMSClassUnloadingEnabled"
# JMX Monitoring Options
#CATALINA_OPTS="$CATALINA_OPTS -Dcom.sun.management.jmxremote"
#CATALINA_OPTS="$CATALINA_OPTS -Dcom.sun.management.jmxremote.port=9199"
#CATALINA_OPTS="$CATALINA_OPTS -Dcom.sun.management.jmxremote.ssl=false"
#CATALINA_OPTS="$CATALINA_OPTS -Dcom.sun.management.jmxremote.authenticate=false"
#CATALINA_OPTS="$CATALINA_OPTS -Djava.rmi.server.hostname=test.aleven.it"
export CATALINA_OPTS


HTTP_PORT="8081"
HTTPS_PORT="8444"
AJP_PORT="8010"
#SHUTDOWN_PORT=$(($HTTP_PORT+1))
# java opts are primary and we need these to define the http ports
export JAVA_OPTS="$JAVA_OPTS -Dhttp.port=$HTTP_PORT"
export JAVA_OPTS="$JAVA_OPTS -Dhttps.port=$HTTPS_PORT"
export JAVA_OPTS="$JAVA_OPTS -Dajp.port=$AJP_PORT"
#export JAVA_OPTS="$JAVA_OPTS -Dshutdown.port=$SHUTDOWN_PORT"

tomcat_pid() {
  #echo `ps aux | grep org.apache.catalina.startup.Bootstrap | grep -v grep | awk '{ print $2 }'`
  echo `ps aux | grep $CATALINA_HOME | grep -v grep | awk '{ print $2 }'`
}

start() {
  pid=$(tomcat_pid)
  if [ -n "$pid" ] 
  then
    echo "Tomcat is already running (pid: $pid)"
  else
    #echo "Clean Tomcat logs:  "
    #su $TOMCAT_OWNER -c "rm -rf $CATALINA_HOME/logs/*"
    #rm -rf $CATALINA_HOME/logs/*
    #rm -rf *.log*
    echo "Starting Tomcat..." $HTTP_PORT $HTTPS_PORT $AJP_PORT
    #su $TOMCAT_OWNER -c $CATALINA_HOME/bin/startup.sh
    $CATALINA_HOME/bin/startup.sh
    sleep 2
  fi
}
stop() {
  pid=$(tomcat_pid)
  if [ -n "$pid" ]
  then
    echo "Stopping Tomcat..."
    #su $TOMCAT_OWNER -c $CATALINA_HOME/bin/shutdown.sh
    $CATALINA_HOME/bin/shutdown.sh
    sleep 1
    
    let kwait=$SHUTDOWN_WAIT
    count=0;
    until [ `ps -p $pid | grep -c $pid` = '0' ] || [ $count -gt $kwait ]
    do
      echo "waiting for processes $pid to exit";
      sleep 1
      let count=$count+1;
    done

    if [ $count -gt $kwait ]; then
      echo "killing processes which didn't stop after $SHUTDOWN_WAIT seconds"
      kill -9 $pid
      echo " process killed manually"
    fi
  else
    echo "Tomcat is not running"
  fi
}

# See how we were called.
case "$1" in
  start)
        start
        ;;
  stop)
        stop
        ;;
  restart)
        stop
	sleep 2
        start
        ;;
  *)
        echo $"Usage: tomcat {start|stop|restart}"
        exit
esac