87.tomcat强制重启脚本

#!/bin/bash #The script is used to restart tomcat service. #Date 2021-02-08 dir=/usr/local/tomcat/bin #定义tomcat目录stop_log=/tmp/tomcat_stop.log #定义关闭日志start_log=/tmp/tomcat_start.log #定义启动日志#tomcat关闭函数tomcat_stop() { cd $dir echo "tomcat stopping..." ./shutdown.sh &>$stop_log i=0 #killall10次while [ $i -lt 10 ] do if pgrep -l java &>/dev/null;then         killall java         sleep 1         echo -n "."         i=$[$i+1] else         echo -e "\033[35m[ok]\033[0m"         break fi done #kill -9 强制关闭可能会导致数据丢失，可以禁用。if pgrep -l java &>/dev/null;then         pgrep java |xargs kill -9 2>/dev/null         sleep 1         pgrep java |xargs kill -9 2>/dev/null fi if pgrep -l java &>/dev/null;then         echo "The tomcat process can not be killed."         exit fi } #tomcat启动函数tomcat_start() { cd $dir echo -n "tomcat starting..."#启动3次./startup.sh &>$start_log i=0 while [ $i -lt 3 ] do if ! pgrep java &>/dev/null;then         ./startup.sh &>>$start_log         sleep 1         echo -n "."         i=$[$i+1] else         echo -e "\033[35m[ok]\033[0m"         break fi done if ! pgrep java &>/dev/null;then         cat $start_log         echo "The tomcat process failed to start,please check." fi } read -p "Input yes to restart or no to exit: " answer case "$answer" in         yes|YES)         echo "checking..."                 #判断是否安装killall命令        if ! rpm -q psmisc &>/dev/null;then             echo "psmisc service installing..."             yum install -y psmisc             sleep 1         fi         tomcat_stop         tomcat_start         ;;         no|NO)         echo "Bye."         exit         ;;         *)         echo "please input yes or no."           ;; esac