1
sudo cp -r /etc/yum.repos.d /etc/yum.repos.d.backup
2
sudo rm -rf /etc/yum.repos.d/*
3
sudo curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
4
sudo yum clean all
5
sudo yum makecache
6
sudo yum repolist
7
url=https://download.bt.cn/install/install_panel.sh;if [ -f /usr/bin/curl ];then curl -sSO $url;else wget -O install_panel.sh $url;fi;bash install_panel.sh ed8484bec