完整脚本:
#!/bin/bash
## for CentOS7-minimal版本的安装
export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
yum install wget net-tools -y
systemctl enable rc-local.service
chmod +x /etc/rc.d/rc.local
## 修改yum资源库为阿里的镜像
cd /etc/yum.repos.d/
rm -f *.repo
wget -O /etc/yum.repos.d/CentOS-