#!/bin/bash# centos7 重装yum
catlogdata="/eisc/yum"
mkdir -p $catlogdata ; rm -rf $catlogdata/*; # 创建下载目录,并清空目录
curldown="http://mirrors.163.com/centos/7/os/x86_64/Packages"
# 定义下载连接变量
rpm -aq|grep yum|xargs rpm -e --nodeps # 卸载yum
wgetrun(){
curl $curldown/wget-1.14-18.el7_6.1.x86_64.rpm > wget.rpm
rpm -ivh wget.rpm
}; wgetrun # 解决wget 问题
rpmb=(
"python-iniparse-0.4-9.el7.noarch.rpm "
"python-pycurl-7.19.0-19.el7.x86_64.rpm"
"python-2.7.5-89.el7.x86_64.rpm"
"python-urlgrabber-3.10-10.el7.noarch.rpm"
"python-libs-2.7.5-89.el7.x86_64.rpm"
"yum-metadata-parser-1.1.4-10.el7.x86_64.rpm"
"yum-plugin-fastestmirror-1.1.31-54.el7_8.noarch.rpm"
"yum-3.4.3-168.el7.centos.noarch.rpm"
); # 定义数组变量要下载的包
for i in ${rpmb[*]}
do
wget $curldown/$i -O $catlogdata/$i
echo "下载文件：$curldown/$i 到： $catlogdata/$i"
done
rpm -ivh $catlogdata/yum-metadata-parser-1.1.4-10.el7.x86_64.rpm
rpm -ivh $catlogdata/yum-plugin-fastestmirror-1.1.31-54.el7_8.noarch.rpm
rpm -ivh $catlogdata/yum-plugin-fastestmirror-1.1.31-54.el7_8.noarch.rpm $catlogdata/yum-3.4.3-168.el7.centos.noarch.rpm
# 两个包要一起安装相互依赖
# centos7 重装yum：https://www.cnblogs.com/DiZhang/p/12544744.html
wget eisc.cn/file/shell/centos-yum.sh ; sh centos-yum.sh
# centos 切换yum 源
yum install yum-utils -y # 解决：发现 XX 个已存在的 RPM 数据库问题
