Linux重启tomcat

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#!/bin/sh
# 执行脚本命令 "sh rt.sh 项目名"
PRO_NAME=$1 #项目名
PRO_PID="" #项目进程ID
PRO_PATH="/data/project/"$PRO_NAME"/"
PRO_STARTUP=$PRO_PATH"tomcat/bin/startup.sh"
function getPID(){
    PRO_PID=""
    PRO_PID=$(ps -ef|grep $1 |awk '{if(match($8,"java")>0)print $2;}')
}
if [ ! -d $PRO_PATH ]
then
	echo "项目不存在"
else
	getPID $PRO_NAME
	if [ ! -z $PRO_PID ]
	then
		kill -9 $PRO_PID
		getPID $PRO_NAME
		if [ -z $PRO_PID ]
		then
			echo "kill成功"
		fi
	fi
	if [ -z $PRO_PID ]
	then
		if [ ! -f $PRO_STARTUP ]
		then
			echo $PRO_STARTUP "不存在"
		else
			sh $PRO_STARTUP
			getPID $PRO_NAME
			if [ ! -z $PRO_PID ]
			then
				echo "启动成功,当前进程PID为:"$PRO_PID
				tail -f $PRO_PATH"tomcat/logs/catalina.out"
			else
				echo "启动失败"
			fi
		fi
	fi
fi