tomcat宕机自动重启脚本

Posted 2022-09-11 jin-521

#!/bin/bash
# 获取tomcat进程ID /usr/share/tomcat
TomcatID=$(ps -ef |grep tomcat |grep -w ‘tomcat‘|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/local/tomcat/bin/startup.sh
#yum安装后启动tomcat指令：systemctl start tomcat

# 定义要监控的页面地址
WebUrl=http://localhost:8080/dist/

# 日志输出
TomcatMonitorLog=/usr/share/tomcat/logs/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
systemctl start tomcat
fi
else
echo "[error]tomcat进程不存在!tomcat开始自动重启..."
echo "[info]tomcat starting,请稍候......"
#rm -rf $TomcatCache
systemctl start tomcat
fi
echo "------------------------------"