编写monitor.sh监控tomcat是否正常,否则重启
shell
#!/bin/sh
# 获取tomcat进程ID /disk/tomcat8
TomcatID=$(ps -ef |grep tomcat |grep -w 'tomcat8'|grep -v 'grep'|awk '{print $2}')
# tomcat启动程序(这里注意tomcat实际安装的路径)
StartTomcat=/disk/tomcat8/bin/startup.sh
# 定义要监控的页面地址
WebUrl=http://ip:8088/login
# 日志输出
TomcatMonitorLog=/disk/monitor/TomcatMonitor.log
Monitor()
{
echo "[info]开始监控tomcat...[$(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