一个写得很棒的tomcat shell启动脚本

lilingjie2015

　　#!/bin/bash
　　#
　　# chkconfig: - 95 15
　　# description: Tomcat start/stop/status script
　　#Location of JAVA_HOME (bin files)
　　export JAVA_HOME=/usr/local/jdk1.7.0/
　　#Add Java binary files to PATH
　　export PATH=$JAVA_HOME/bin:$PATH
　　#CATALINA_HOME is the location of the configuration files of this instance of Tomcat
　　CATALINA_HOME=/usr/local/tomcat
　　#TOMCAT_USER is the default user of tomcat
　　TOMCAT_USER=root
　　#TOMCAT_USAGE is the message if this script is called without any options
　　TOMCAT_USAGE="Usage: $0{\e[00;32mstart\e[00m|\e[00;31mstop\e[00m|\e[00;32mstatus\e[00m|\e[00;31mrestart\e[00m}"
　　#SHUTDOWN_WAIT is wait time in seconds for java proccess to stop
　　SHUTDOWN_WAIT=20
　　tomcat_pid() {
　　echo `ps -ef | grep $CATALINA_HOME | grep -v grep | tr -s " "|cut -d " " -f2`
　　}
　　start() {
　　pid=$(tomcat_pid)
　　if [ -n "$pid" ];then
　　echo -e "\e[00;31mTomcat is already running (pid: $pid)\e[00m"
　　else
　　echo -e "\e[00;32mStarting tomcat\e[00m"
　　if [ `user_exists $TOMCAT_USER` = "1" ];then
　　su $TOMCAT_USER -c $CATALINA_HOME/bin/startup.sh
　　else
　　$CATALINA_HOME/bin/startup.sh
　　fi
　　status
　　fi
　　return 0
　　}
　　status(){
　　pid=$(tomcat_pid)
　　if [ -n "$pid" ];then
　　echo -e "\e[00;32mTomcat is running with pid: $pid\e[00m"
　　else
　　echo -e "\e[00;31mTomcat is not running\e[00m"
　　fi
　　}
　　stop() {
　　pid=$(tomcat_pid)
　　if [ -n "$pid" ];then
　　echo -e "\e[00;31mStoping Tomcat\e[00m"
　　$CATALINA_HOME/bin/shutdown.sh
　　let kwait=$SHUTDOWN_WAIT
　　count=0;
　　until [ `ps -p $pid | grep -c $pid` = '0' ] || [ $count -gt $kwait ]
　　do
　　echo -n -e "\e[00;31mwaiting for processes to exit\e[00m\n";
　　sleep 1
　　let count=$count+1;
　　done
　　if [ $count -gt $kwait ];then
　　echo -n -e "\n\e[00;31mkilling processes which didn't stop after $SHUTDOWN_WAIT seconds\e[00m"
　　kill -9 $pid
　　fi
　　else
　　echo -e "\e[00;31mTomcat is not running\e[00m"
　　fi
　　return 0
　　}
　　user_exists(){

　　if>　　echo "1"
　　else
　　echo "0"
　　fi
　　}
　　case $1 in
　　start)
　　start
　　;;
　　stop)
　　stop
　　;;
　　restart)
　　stop
　　start
　　;;
　　status)
　　status
　　;;
　　*)
　　echo -e $TOMCAT_USAGE
　　;;
　　esac
　　exit 0