RedHat7.4或CentOS7.4安装yum源最新详解

注意事项:安装前必须确保机器联网可输入命令:ping www.baidu.com

root用户下操作

1.删除yum

rpm -qa|grepyum|xargs rpm -e --nodeps

2.检查yum插件是否删干净

rpm -qa | grep yum

什么都不出现就表示删干净了

3.yum源安装

源文件下载:https://pan.baidu.com/s/1XrJIkRW6G03mXD49Afekdg 提取码:wl06

下载后上传到服务器任意目录如:/usr/locl/yum 然后进入目录执行以下命令进行安装

安装命令:rpm -ivh *

安装时可能会提示缺少某个包的相关依赖到http://vault.centos.org/centos/7.4.1708/os/x86_64/Packages/里面找到并下载,上传,执行安装命令。

或者提示某个包冲突,把冲突的包删除掉后重新执行安装命令。

4. 创建文件

vim /etc/yum.repos.d/CentOS-Base.repo
写入:

[base]
name=CentOS- r e l e a s e v e r − B a s e b a s e u r l = h t t p : / / v a u l t . c e n t o s . o r g / c e n t o s / 7.4.1708 / o s / releasever - Base baseurl=http://vault.centos.org/centos/7.4.1708/os/ releaseverBasebaseurl=http://vaul

1.查看系统本身存在的版本 rpm -qa | grep yum 2.卸载centos7上存在的yum安装包 rpm -e 包 --nodeps 3.下载yum包(http://mirrors.163.com/centos/7/os/x86_64/Packages/) yum-metadata-parser-1.1.4-10.el7.x86_64 PackageKit-yum-1.0.7-6.el7.centos.x86_64 yum-utils-1.1.31-40.el7.noarch 下方两个一起装 yum-plugin-fastestmirror-1.1.31-40.el7.noarch yum-langpacks-0.4.2-7.el7.noarch yum-3.4.3-150.el7.centos.noarch yum-rhn-plugin-2.0.1-6.el7.noarch 4.安装yum包 rpm -ivh yum* 5.创建配置文件(/etc/yum.repos.d/CentOS-Base.repo) vi /etc/yum.repos.d/CentOS-Base.repo [base] name=CentOS-$releasever - Base - 163.com #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch;=$basearch&repo=os baseurl=http://mirrors.163.com/centos/(系统版本号)7/os/$basearch/ gpgcheck=1 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7 #released updates [updates] name=CentOS-$releasever - Updates - 163.com #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch;=$basearch&repo=updates baseurl=http://mirrors.163.com/centos/7/updates/$basearch/ gpgcheck=1 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7 #additional packages that may be useful [extras] name=CentOS-$releasever - Extras - 163.com #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch;=$basearch&repo=extras baseurl=http://mirrors.163.com/centos/7/extras/$basearch/ gpgcheck=1 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7 #additional packages that extend functionality of existing packages [centosplus] name=$releasever - Plus - 163.com baseurl=http://mirrors.163.com/centos/7/centosplus/$basearch/ gpgcheck=1 enabled=0 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7 每一个baseurl的centos后都改成自己系统的版本号 6.执行命令 yum clean all yum makecache yum install telnet
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