RHEL 5/6-compliant init script for Apache Tomcat

tomcat.sh

#!/bin/bash
# chkconfig: 345 98 02

export CATALINA_BASE=/opt/tomcat
export CATALINA_HOME=/opt/apache-tomcat-8.0.22
export CATALINA_OPTS="-server -Xms512m -Xmx512m -XX:MaxPermSize=128m -XX:PermSize=128m"
export CATALINA_PID=$CATALINA_BASE/work/tomcat.pid
export JAVA_HOME=/opt/jdk1.8.0_51

PATH=/usr/bin:/bin:/usr/sbin:/sbin

catalina() {
      [ "$1" = "stop" ] && args="stop 30 -force" || args="$*"
      su -c "$CATALINA_HOME/bin/catalina.sh $args" tomcat
}

if [ "$1" = "status" ]
then
      if [ -f $CATALINA_PID ]
      then
            pid="`cat $CATALINA_PID`"
            [ "`ps -p $pid ho comm`" = "java" ] && echo "tomcat (pid $pid) is running" || (echo "tomcat is dead but pid file exists"; exit 1)
      else
            echo "tomcat is stopped"
            exit 3
      fi
elif [ "$1" = "restart" ]
then
      catalina stop
      catalina start
else
      catalina $*
fi