Initial Setting CentOS 7 - Add Repository

Add some useful external repositories to install useful softwares
Install a plugin to add priorities to each installed repositories.

[root@dlp ~]#

yum -y install yum-plugin-priorities

# set [priority=1] to official repository

[root@dlp ~]# sed -i -e "s/\]$/\]\npriority=1/g" /etc/yum.repos.d/CentOS-Base.repo





Add EPEL Repository which is provided from Fedora project.

[root@dlp ~]#

yum -y install epel-release

# set [priority=5]

[root@dlp ~]#

sed -i -e "s/\]$/\]\npriority=5/g" /etc/yum.repos.d/epel.repo

# for another way, change to [enabled=0] and use it only when needed

[root@dlp ~]#

sed -i -e "s/enabled=1/enabled=0/g" /etc/yum.repos.d/epel.repo

# if [enabled=0], input a command to use the repository

[root@dlp ~]#yum --enablerepo=epel install [Package]



Add RPMforge Repository which provides many useful packages

[root@dlp ~]#

yum -y install http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el7.rf.x86_64.rpm

# set [priority=10]

[root@dlp ~]#

sed -i -e "s/\]$/\]\npriority=10/g" /etc/yum.repos.d/rpmforge.repo

# for another way, change to [enabled=0] and use it only when needed

[root@dlp ~]#

sed -i -e "s/enabled = 1/enabled = 0/g" /etc/yum.repos.d/rpmforge.repo

# if [enabled=0], input a command to use the repository

[root@dlp ~]# yum --enablerepo=rpmforge install [Package]