#!/bin/bash # func:自动监控Tomcat脚本并且执行重启操作 # 获取tomcat进程ID(其中[grep -w 'tomcat']代码中的tomcat需要替换为你的tomcat文件夹名) TomcatID=$(ps -ef |grep tomcat |grep -w 'Apache-tomcat-7.0.96'|grep -v 'grep'|awk '{print $2}') # tomcat启动程序(这里注意tomcat实际安装的路径) StartTomcat=/usr/JAVA/apache-tomcat-7.0/bin/startup.sh TomcatCache=/usr/java/apache-tomcat-7.0/work #定义要监控的页面地址 WebUrl=http://xxx.com #日志输出 GetPageInfo=/tmp/TomcatMonitor.Info TomcatMonitorLog=/tmp/TomcatMonitor.log Monitor() { echo "[info]开始监控tomcat...[$(date +'%F %H:%M:%S')]" if [[ $TomcatID ]];then #这里判断Tomcat进程是否存在 echo "[info]当前tomcat进程ID为:$TomcatID,继续检测页面..." # 检测是否启动成功(成功的话页面会返回状态"200") TomcatServiceCode=$(curl -I -m 10 -o /dev/null -s -w %{http_code} $WebUrl) if [ $TomcatServiceCode -eq 200 ];then echo "[info]页面返回码为$TomcatServiceCode,tomcat启动成功,测试页面正常" else echo "[error]tomcat页面出错,请注意...状态码为$TomcatServiceCode,错误日志已输出到$GetPageInfo" echo "[error]页面访问出错,开始重启tomcat" kill -9 $TomcatID # 杀掉原tomcat进程 sleep 3 rm -rf $TomcatCache # 清理tomcat缓存 $StartTomcat fi else echo "[error]tomcat进程不存在!tomcat开始自动重启..." echo "[info]$StartTomcat,请稍候..." rm -rf $TomcatCache $StartTomcat fi echo "--------------------------" } Monitor>>$TomcatMonitorLog
Chmod -755 Tomcat-Monitor-shell.sh
Crontab -e * * * * * /usr/www/Tomcat-Monitor-shell.sh
[root@iZ2zeaZ ~]# crontab -l * * * * * /usr/www/Tomcat-Monitor-shell.sh
[root@iZ2zeab8t820b5ywp0rkfeZ ~]# cat /tmp/TomcatMonitor.log