CentOS 5.5 yum源配置

[base]
name=$releasever - Base
failovermethod=priority
baseurl=https://vault.centos.org/5.5/os/$basearch/
gpgcheck=1
gpgkey=https://vault.centos.org/RPM-GPG-KEY-CentOS-5

#released updates
[updates]
name=$releasever - Updates
failovermethod=priority
baseurl=https://vault.centos.org/5.5/updates/$basearch/
gpgcheck=1
gpgkey=https://vault.centos.org/RPM-GPG-KEY-CentOS-5

#additional packages that may be useful
[extras]
name=$releasever - Extras
failovermethod=priority
baseurl=https://vault.centos.org/5.5/extras/$basearch/
gpgcheck=1
gpgkey=https://vault.centos.org/RPM-GPG-KEY-CentOS-5

#additional packages that extend functionality of existing packages
[centosplus]
name=$releasever - Plus
failovermethod=priority
baseurl=https://vault.centos.org/5.5/centosplus/$basearch/
gpgcheck=1
enabled=0
gpgkey=https://vault.centos.org/RPM-GPG-KEY-CentOS-5

#contrib - packages by Centos Users
[contrib]
name=$releasever - Contrib
failovermethod=priority
baseurl=https://vault.centos.org/5.5/contrib/$basearch/
gpgcheck=1
enabled=0
gpgkey=https://vault.centos.org/RPM-GPG-KEY-CentOS-5