#!/bin/bash
#20180709 V2.0
###因为要经常切换yum本地源 写了个脚本快速切换 复制保存成.sh文件 sh执行即可；
###此脚本可以快速安装阿里，163的yum源，需要root用户执行权限；
dir=/etc/yum.repos.d #Yum source
[ `id -u` -ne 0 ] && echo "Please use the root user to execute $0"&&exit 1
menu(){
echo "Please Correct Input [1-8] Begin install"
echo "-----------------------------------"
echo "Input $0 1 install ftp yum source"
echo "Input $0 2 install iso yum source"
echo "Input $0 3 install aliyun Centos-5.repo"
echo "Input $0 4 install aliyun Centos-6.repo"
echo "Input $0 5 install aliyun Centos-7.repo"
echo "Input $0 6 install 163 CentOS5-Base-163.repo"
echo "Input $0 7 install 163 CentOS6-Base-163.repo"
echo "Input $0 8 install 163 CentOS7-Base-163.repo"
echo "-----------------------------------"
}
backup(){
echo "-----------------------------------"
echo "Begin backup $dir"
echo "-----------------------------------"
mkdir -p $dir/backup
mv -f $dir/*.repo $dir/backup
echo "Backup yum files success"
echo "Backup yum directory "$dir"backup"
echo "-----------------------------------"
}
clean_yum_cache(){
echo "-----------------------------------"
echo "Begin clean yum all cache"
echo "-----------------------------------"
yum clean all
yum makecache
echo "-----------------------------------"
echo "$0 script execution end"
echo "-----------------------------------"
}
aliyun_mirrors(){
echo "Testing http://mirrors.aliyun.com/repo/ connectivity"
echo "-----------------------------------"
aliyun=`curl --connect-timeout 10 -I http://mirrors.aliyun.com/repo/|head -n 1|grep 200|wc -l`
if [ $aliyun -ne 1 ];then
echo "-----------------------------------"
echo "mirrors.aliyun.com yum source is unavailable"
exit 1
fi
}
m163_mirrors(){
echo "Testing http://mirrors.163.com/.help/centos.html connectivity"
echo "-----------------------------------"
m163=`curl --connect-timeout 10 -I http://mirrors.163.com/.help/centos.html|head -n 1|grep 200|wc -l`
if [ $m163 -ne 1 ] ;then
echo "-----------------------------------"
echo "mirrors.163.com yum source is unavailable"
exit 1
fi
}
case $1 in
1 )
read -p "Please enter the ftp Server ipaddress and path:" ip
ping -c 2 $ip >/dev/null 2>&1
if [ $? -ne 0 ];then
echo "Input ipaddress:$ftpip Host Unreachable "
echo "Please enter ftp Server ipaddress"
exit 1
else
backup
cat > $dir/base.repo << EOF
[base]
name=base
baseurl=ftp://$ip/pub
enabled=1
gpgcheck=0
EOF
clean_yum_cache
fi
;;
2 )
read -p "Please enter the ISO file path :" iso
if [ -z $iso ]; then
echo "Please enter the ISO file path:(/dev/sr0)"
exit 1
elif [ -b $iso ] || [ -f $iso ] ;then
backup
if [ ! -d "/yumiso" ] ;then
mkdir -p /yumiso
else
echo "/yumiso mount directory already exists"
fi
mount -o loop $iso /yumiso
cat > $dir/base.repo <<EOF
[base]
name=base
baseurl=file:///yumiso
enabled=1
gpgcheck=0
EOF
else
echo "Please enter the ISO file path:(/dev/sr0)"
exit 1
fi
clean_yum_cache
;;
3 )
aliyun_mirrors
backup
cd $dir
wget http://mirrors.aliyun.com/repo/Centos-5.repo
clean_yum_cache
;;
4 )
aliyun_mirrors
backup
cd $dir
wget http://mirrors.aliyun.com/repo/Centos-6.repo
clean_yum_cache
;;
5 )
aliyun_mirrors
backup
cd $dir
wget http://mirrors.aliyun.com/repo/Centos-7.repo
clean_yum_cache
;;
6 )
m163_mirrors
backup
cd $dir
wget http://mirrors.163.com/.help/CentOS5-Base-163.repo
clean_yum_cache
;;
7 )
m163_mirrors
backup
cd $dir
wget http://mirrors.163.com/.help/CentOS6-Base-163.repo
clean_yum_cache
;;
8 )
m163_mirrors
backup
cd $dir
wget http://mirrors.163.com/.help/CentOS7-Base-163.repo
clean_yum_cache
;;
* )
menu
exit
;;
esac
原文地址：http://blog.51cto.com/junhai/2139145