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  • 安装CentOS 7 的yum 到 Radhat 7上,使其可以获取资源

    镜像资源:

    1. http://mirrors.163.com/

    2. https://opsx.alibaba.com/mirror

    从上列镜像资源下载如下rpm软件包

    -rw-r--r--. 1 root root   39800 Jul  3  2014 python-iniparse-0.4-9.el7.noarch.rpm
    -rwxr-xr-x. 1 root root  110540 Nov 20  2016 python-urlgrabber-3.10-8.el7.noarch.rpm
    -rw-r--r--. 1 root root 1216680 Aug 10  2017 rpm-4.11.3-25.el7.x86_64.rpm
    -rw-r--r--. 1 root root  107004 Aug 10  2017 rpm-build-libs-4.11.3-25.el7.x86_64.rpm
    -rw-r--r--. 1 root root  281100 Aug 10  2017 rpm-libs-4.11.3-25.el7.x86_64.rpm
    -rw-r--r--. 1 root root   82572 Aug 10  2017 rpm-python-4.11.3-25.el7.x86_64.rpm
    -rwxr-xr-x. 1 root root 1288436 Aug 10  2017 yum-3.4.3-154.el7.centos.noarch.rpm
    -rwxr-xr-x. 1 root root   28348 Jul  3  2014 yum-metadata-parser-1.1.4-10.el7.x86_64.rpm
    -rwxr-xr-x. 1 root root   32776 Aug 11  2017 yum-plugin-fastestmirror-1.1.31-42.el7.noarch.rpm
    -rwxr-xr-x. 1 root root  120184 Aug 11  2017 yum-utils-1.1.31-42.el7.noarch.rpm

    卸载已安装的yum组件

    $ rpm -qa |grep yum (查看已安装)

    $ rpm -qa |grep yum|xargs rpm -e --nodeps(不检查依赖,直接删除rpm包)

    $ rpm -qa |grep yum (查看已安装)

    安装CentOS 7 的yum 组件

    $ rpm -Uvh rpm-*.rpm

    $ rpm -ivh python-*.rpm yum-*.rpm

    更新yum源

    $ mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup

    $ wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

    修改CentOS-Base.repo文件中的$releasever全部替换为版本号7

    生成缓存

    $ yum clean all
    $ yum makecache
    $ yum update

    Congratulations!!!

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  • 原文地址:https://www.cnblogs.com/streamliu/p/8587735.html
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