#!/bin/bash## 判断CentOS 版本##适用于CentOS6 / CentOS7##VERSION=`cat /etc/issue | grep '6.'`if [ "$VERSION"
#!/bin/bash## 判断CentOS 版本##适用于CentOS6 / CentOS7##VERSION=`cat /etc/issue | grep '6.'`if [ "$VERSION" == "" ];then VERSION='centos7'else VERSION='centos6'fiecho "You system is" $VERSION
