CentOS7 docker 설치

설치 되었다면 삭제

옛 버전 삭제

$ sudo yum remove docker \
           docker-common \
           docker-selinux \
           docker-engine

필수 패키지 설치

$ sudo yum install -y yum-utils device-mapper-persistent-data lvm2

# docker repo를 등록한다.
$ sudo yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo

# yum package를 업데이트 
$ sudo yum makecache fast

docker 설치

$ sudo yum install docker-ce

# 설치확인 
$ docker --version
  Docker version 19.03.10, build 9424aeaee9

Docker-compose 설치

$ curl -L https://github.com/docker/compose/releases/download/1.14.0/docker-compose-`uname -s`-`uname -m` > /usr/local/bin/docker-compose
$ chmod +x /usr/local/bin/docker-compose

# 설치 확인
$ docker-compose --version