[Centos7] EOS로 인한 yum 레포지토리 변경.

# 경로 이동
cd /etc/yum.repos.d

# 백업 폴더 생성
mkdir repo_org

# 기존 파일 이동
mv CentOS-* repo_org


# 새 레포지토리 생성
vi CentOS-Base.repo

[base]
name=CentOS-$releasever - Base
# org
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os&infra=$infra
#baseurl=http://mirror.centos.org/centos/$releasever/os/$basearch/
# new
baseurl=http://centos.mirror.cdnetworks.com/7/os/x86_64
gpgcheck=1
enabled=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

#released updates
[updates]
name=CentOS-$releasever - Updates
# org
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates&infra=$infra
#baseurl=http://mirror.centos.org/centos/$releasever/updates/$basearch/
# new
baseurl=http://centos.mirror.cdnetworks.com/7/updates/x86_64
gpgcheck=1
enabled=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

#additional packages that may be useful
[extras]
name=CentOS-$releasever - Extras
# org
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=extras&infra=$infra
#baseurl=http://mirror.centos.org/centos/$releasever/extras/$basearch/
# new
baseurl=http://centos.mirror.cdnetworks.com/7/extras/x86_64
gpgcheck=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

#additional packages that extend functionality of existing packages
[centosplus]
name=CentOS-$releasever - Plus
# org
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=centosplus&infra=$infra
#baseurl=http://mirror.centos.org/centos/$releasever/centosplus/$basearch/
# new
baseurl=http://centos.mirror.cdnetworks.com/7/centosplus/x86_64
gpgcheck=1
enabled=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

# yum cache 삭제
yum clean all

# 테스트
yum install -y vim