一.加载安装光盘镜像
# mkdir /mnt/cdrom/
# mount /dev/cdrom /mnt/cdrom/
二.拷贝到本地
# mkdir /opt/yum/
# cd /mnt/cdrom/
# cp -R AppStream/ BaseOS/ /opt/yum/
三.配置本地yum源
# cd /etc/yum.repos.d/
配置appstream
# vim CentOS-Linux-AppStream.repo
[appstream] name=CentOS Linux $releasever - AppStream #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=AppStream&infra=$infra #baseurl=http://mirror.centos.org/$contentdir/$releasever/AppStream/$basearch/os/ baseurl=file:///opt/yum/AppStream/ gpgcheck=1 enabled=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
配置baseos
# vim CentOS-Linux-BaseOS.repo
[baseos] name=CentOS Linux $releasever - BaseOS #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=BaseOS&infra=$infra #baseurl=http://mirror.centos.org/$contentdir/$releasever/BaseOS/$basearch/os/ baseurl=file:///opt/yum/BaseOS/ gpgcheck=1 enabled=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
关闭extras,enabled设为0
# vim CentOS-Linux-Extras.repo
[extras] name=CentOS Linux $releasever - Extras mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=extras&infra=$infra #baseurl=http://mirror.centos.org/$contentdir/$releasever/extras/$basearch/os/ gpgcheck=1 enabled=0 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
四.验证
# yum clean all
# yum list
五.卸载光盘镜像
# umount /dev/cdrom