centos7折腾-换本地的安装源

mount /dev/sr0 /media

vi /etc/yum.repos.d/local.repo

[local]
name=local
baseurl=file:///media/
enabled=1
gpgcheck=0

yum makecache

如果不成功用前辈的一些文字

mkdir /tmp/repo
mv /etc/yum.repos.d/* /tmp/repo
mv /tmp/repo/local.repo  /etc/yum.repos.d/
yum clean all && rm -rf /var/cache/yum/*
yum makecache



yum grouplist