前言:用公司的ECS yum方式安装JDK1.8,出现yum源找不到的问题,具体报错如下:
http://yum.tbsite.net/epel/7/x86_64/repodata/repomd.xml: [Errno 14] HTTP Error 404 - Not Found Trying other mirror.
一、直接替换成阿里云的yum源的方法(对我无效)
替换Centos-Base.repo前可以备份一下
cp /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.bak
下载阿里云的yum源并替换
wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo
生成新的yum缓存
yum clean all
yum makecache
二、重装yum,更新yum源(验证有效)
1 .删除老仓库文件
cd /etc/yum.repos.d
rm *.*
2.卸载yum包
rpm -qa yum yum-3.4.3-150.el7.centos.noarch
卸载安装组件
rpm -qa | grep yum | xargs rpm -e --nodeps
rpm -qa yum
3.随便找个文件夹,下载最新的rpm包
在http://mirrors.163.com/centos/7/os/x86_64/Packages/ 这个目录下找最新的rpm包并下载
-
yum-最新版.centos.noarch.rpm
-
yum-metadata-parser-最新版.x86_64.rpm
-
yum-plugin-fastestmirror-最新版.noarch.rpm
-
下载 wget 跟你找到最新软件包名称
举例:
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
4.安装yum
rpm -ivh yum-*
查看安装是否成功
rpm -qa yum
5. 导入证书
rpm --import http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-7
6.添加国内的yum源
#网易源(推荐):
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.163.com/.help/CentOS7-Base-163.repo
#阿里源:
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
7.清除yum缓存,生成新的缓存
yum clean all
yum makecache
测试,使用yum安装telnet命令成功:文章来源:https://www.toymoban.com/news/detail-511927.html
yum install telnet-server
文章来源地址https://www.toymoban.com/news/detail-511927.html
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