RHEL 6.4使用CentOS 6.4 yum源更新-i386的脚本

#!/bin/bash
PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
export PATH
# Check if user is root
if [ $(id -u) != "0" ]; then
    echo "Error: You must be root to run this script"
    exit 1
fi
clear
echo "========================================================================="
echo "Replace Redhat Enterprise Yum to CentOS Yum and Repos,  Written by Licess"
echo "========================================================================="
# uninstall rhel yum
echo "Uninstall Rhel Yum......"
rpm -qa|grep yum|xargs rpm -e --nodeps
# delete old rpm
echo "Clean old cache......"
rm -rf python-iniparse-0.3.1-2.1.el6.noarch.rpm
rm -rf yum-metadata-parser-1.1.2-16.el6.i686.rpm
rm -rf yum-3.2.29-40.el6.centos.noarch.rpm
rm -rf yum-plugin-fastestmirror-1.1.30-14.el6.noarch.rpm
# download CentOS Yum
echo "Download Python-iniparse......"
wget http://mirrors.163.com/centos/6.4/os/i386/Packages/python-iniparse-0.3.1-2.1.el6.noarch.rpm
echo "Download yum-metadata-parse......"
wget http://mirrors.163.com/centos/6.4/os/i386/Packages/yum-metadata-parser-1.1.2-16.el6.i686.rpm
echo "Download yum......"
wget http://mirrors.163.com/centos/6.4/os/i386/Packages/yum-3.2.29-40.el6.centos.noarch.rpm
echo "Download yum fastmirror......"
wget http://mirrors.163.com/centos/6.4/os/i386/Packages/yum-plugin-fastestmirror-1.1.30-14.el6.noarch.rpm
# install CentOS Yum
echo "Installing......"
rpm -ivh  python-iniparse-0.3.1-2.1.el6.noarch.rpm
rpm -ivh  yum-metadata-parser-1.1.2-16.el6.i686.rpm
rpm -ivh  yum-3.2.29-40.el6.centos.noarch.rpm yum-plugin-fastestmirror-1.1.30-14.el6.noarch.rpm
# replace repos
rm -rf /etc/yum.repos.d/CentOS-Base.repo
echo "[base]
name=CentOS-6.4 - Base - 163.com
baseurl=http://mirrors.163.com/centos/6.4/os/i386/
#mirrorlist=http://mirrors.163.com/?release=6.4&arch=$basearch&repo=os
gpgcheck=1
gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-6
#released updates
[updates]
name=CentOS-6.4 - Updates - 163.com
baseurl=http://mirrors.163.com/centos/6.4/updates/i386/
#mirrorlist=http://mirrors.163.com/?release=6.4&arch=$basearch&repo=updates
gpgcheck=1
gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-6
#additional packages that may be useful
[extras]
name=CentOS-6.4 - Extras - 163.com
baseurl=http://mirrors.163.com/centos/6.4/extras/i386/
#mirrorlist=http://mirrors.163.com/?release=6.4&arch=$basearch&repo=extras
gpgcheck=1
gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-6
#additional packages that extend functionality of existing packages
[centosplus]
name=CentOS-6.4 - Plus - 163.com
baseurl=http://mirrors.163.com/centos/6.4/centosplus/i386/
#mirrorlist=http://mirrors.163.com/?release=6.4&arch=$basearch&repo=centosplus
gpgcheck=1
enabled=0
gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-6
#contrib - packages by Centos Users
[contrib]
name=CentOS-6.4 - Contrib - 163.com
baseurl=http://mirrors.163.com/centos/6.4/contrib/i386/
#mirrorlist=http://mirrors.163.com/?release=6.4&arch=$basearch&repo=contrib
gpgcheck=1
enabled=0
gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-6" >> /etc/yum.repos.d/CentOS-Base.repo
#####
yum clean all
yum makecache
yum update
echo "=========================================================================="
echo "You have successfully replace RedhatEnterprise Yum to CentOS yum and repos"
echo "=========================================================================="