rhel7安装yum源

1. wget http://dl.fedoraproject.org/pub/epel/beta/7/x86_64/epel-release-7-1.noarch.rpm

2. yum install epel-release-7-1.noarch.rpm

   或者用 rpm -ivh epel-release-7-1.noarch.rpm 安装

3. 查看是否安装成功：

   yum repolist

4. redhat配置centos源

   vi /etc/yum.repos.d/CentOS-Base.repo

   [base]
   name=CentOS-5-Base
   #mirrorlist=http://mirrorlist.centos.org/?release=$releasever5&arch=$basearch&repo=os
   #baseurl=http://mirror.centos.org/centos/$releasever/os/$basearch/
   baseurl=http://ftp.sjtu.edu.cn/centos/7/os/$basearch/
   gpgcheck=0
   gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-7
   #released updates

   [updates]
   name=CentOS-$releasever �C Updates
   #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates
   baseurl=http://ftp.sjtu.edu.cn/centos/7/updates/$basearch/
   gpgcheck=0
   gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

   [extras]
   name=CentOS-$releasever �C Extras
   #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=extras
   baseurl=http://ftp.sjtu.edu.cn/centos/7/extras/$basearch/
   gpgcheck=0
   gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

   b[centosplus]
   name=CentOS-$releasever �C Plus
   #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=centosplus
   baseurl=http://ftp.sjtu.edu.cn/centos/7/centosplus/$basearch/
   gpgcheck=0
   enabled=0
   gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

   
   

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

6. rpm -qa gpg-pubkey