tomcat宕機自動重啟腳本

#!/bin/bash
# 獲取tomcat進程ID /usr/share/tomcat
TomcatID=$(ps -ef |grep tomcat |grep -w 'tomcat'|grep -v 'grep'|awk '{print $2}')

# tomcat啟動程序(這里注意tomcat實際安裝的路徑)
#StartTomcat=/usr/local/tomcat/bin/startup.sh
#yum安裝后啟動tomcat指令：systemctl start tomcat

# 定義要監控的頁面地址
WebUrl=http://localhost:8080/dist/

# 日志輸出
TomcatMonitorLog=/usr/share/tomcat/logs/TomcatMonitor.log

Monitor()
{
echo "[info]開始監控tomcat...[$(date +'%F %H:%M:%S')]"
if [[ $TomcatID ]];then # 這里判斷TOMCAT進程是否存在
echo "[info]當前tomcat進程ID為:$TomcatID,繼續檢測頁面..."
# 檢測是否啟動成功(成功的話頁面會返回狀態"200")
TomcatServiceCode=$(curl -I -m 10 -o /dev/null -s -w %{http_code} $WebUrl)
if [ $TomcatServiceCode -eq 200 ];then
echo "[info]頁面返回碼為$TomcatServiceCode,tomcat啟動成功,測試頁面正常......"
else
echo "[error]tomcat頁面出錯,請注意......狀態碼為$TomcatServiceCode,錯誤日志已輸出到$GetPageInfo"
echo "[error]頁面訪問出錯,開始重啟tomcat"
kill -9 $TomcatID # 殺掉原tomcat進程
sleep 3
#rm -rf $TomcatCache # 清理tomcat緩存
systemctl start tomcat
fi
else
echo "[error]tomcat進程不存在!tomcat開始自動重啟..."
echo "[info]tomcat starting,請稍候......"
#rm -rf $TomcatCache
systemctl start tomcat
fi
echo "------------------------------"