linux——yum源配置

华为源、本地源【需要挂载】

[local]
name=my repo
enabled=1
gpgcheck=0
baseurl=file:///mnt
[guanfang]
name=guan fang
enabled=1
gpgcheck=0
baseurl=https://repo.huaweicloud.com/centos/7.9.2009/os/x86_64/
[epel]
name=epel
enabled=1
gpgcheck=0
baseurl=https://repo.huaweicloud.com/epel/7Server/x86_64/

yum安装报错repodata/repomd.xml: [Errno 14] curl#6 - “Could not resolve host: mirrors.cloud.aliyuncs.com解决方案

1.1 删除老旧仓库

rm -rf /etc/yum.repos.d/*

1.2 卸载yum包

rpm -qa yum

rpm -e yum-3.4.3-168.el7.centos.noarch

 卸载安装组件

rpm -qa | grep yum | xargs rpm -e --nodeps

检查

rpm -qa yum

1.3 下载最新的rpm安装包

wget http://mirrors.163.com/centos/7/os/x86_64/Packages/yum-3.4.3-168.el7.centos.noarch.rpm
wget http://mirrors.163.com/centos/7/os/x86_64/Packages/yum-metadata-parser-1.1.4-10.el7.x86_64.rpm
wget http://mirrors.163.com/centos/7/os/x86_64/Packages/yum-plugin-fastestmirror-1.1.31-54.el7_8.noarch.rpm

1.4 安装yum

rpm -ivh yum-*

1.5 导入证书

rpm --import http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-7

1.6 添加阿里源

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

1.7 清除旧缓存，生成新缓存

yum clean all
yum makecache

1.8 检查yum源是否正常

yum repolist

参考文章：centos 7 yum安装失败（出现repodata/repomd.xml: [Errno 14] HTTP Error 404 - Not Found）的解决方法_http://download.example/pub/epel/7/x86_64/repodata_梵高的夏天的博客-CSDN博客