---
- hosts: centos7_docker
  user: ioniere
  become: yes

  tasks:

  - name: 필수 라이브러리 설치
    yum:
      name: ['device-mapper-persistent-data', 'lvm2']
      state: latest

  - name: docker_ce repo 추가
    get_url:
      url: https://download.docker.com/linux/centos/docker-ce.repo
      dest: /etc/yum.repos.d/docker-ce.repo

  - name: docker-ce 설치
    yum:
      name: docker-ce
      state: latest

  - name: docker-composer 다운로드
    get_url:
      url: https://github.com/docker/compose/releases/download/1.24.1/docker-compose-Linux-x86_64
      dest: /usr/local/bin/docker-compose
      mode: 0755

  - name: docker-composer 심볼릭 링크 걸기
    file:
      src: /usr/local/bin/docker-compose
      dest: /usr/bin/docker-compose
      state: link

  - name: docker 구동
    service:
      name: docker
      state: started
      enabled: yes

CentOS8의 경우 현재(20190929) 공식 버전이 준비되지 않아서 의존성 문제 발생함