第一种方式：
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wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo |
第二种方式：
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vi yum.sh |
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#!/bin/bashmv /etc/yum.repos.d/* /mnta=`cat /etc/redhat-release |awk ‘{print $3}‘|awk -F . ‘{print $1}‘`if [ $a == 6 ];then wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repoelse wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repofiyum clean allyum makecache |
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chmod 777 yum.sh |
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./yum.sh |
