脚本没有较完整的通用性，但升级的思路基本是一致的。
#!/bin/bash
#
. /etc/profile
workpath=/cache1/web
version=\"apache-tomcat-6.0.41\"
time=`date \"+%Y%m%d%H%M\"`
cd $workpath
mkdir -p $workpath/appbak
/etc/init.d/tomcat-xxx-service stop
sleep 2
portal=(xxx ex xas zms)
for portal in ${portal[@]}
do
sleep 1
tar -zxf \"$version\".tar.gz 2>&1 > /dev/null
mv \"$version\" new-xxx-$portal
rm -rf new-xxx-$portal/webapps/* 2>&1 > /dev/null
cp -a zms-$portal/bin/catalina.sh new-xxx-$portal/bin/
cp -a zms-$portal/conf/{server.xml,web.xml} new-xxx-$portal/conf/
cp -a zms-$portal/webapps/* new-xxx-$portal/webapps/
cp -a zms-$portal/conf/.keystore new-xxx-$portal/conf/ 2>&1 > /dev/null
chown tomcat:tomcat -R new-xxx-$portal && chmod +x new-xxx-$portal/bin/*.sh
chmod 750 new-xxx-$portal/webapps/$portal
mv -f zms-$portal appbak/zms-$portal-$time && mv new-xxx-$portal zms-$portal
echo \"update $portal success\"
sh $workpath/zms-$portal/bin/version.sh
done
/etc/init.d/tomcat-xxx-service start
