$ uname -r

$ yum update

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

$ yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
或者使用国内镜像源
$ yum-config-manager --add-repo https://mydream.ink/utils/container/docker-ce.repo

$ yum list docker-ce --showduplicates | sort -r

$ yum install docker-ce

$ yum install docker-ce-3:19.03.5

$ systemctl start docker
$ systemctl enable docker

$ docker version
Client: Docker Engine - Community
 Version:           19.03.5
 API version:       1.40
 Go version:        go1.12.12
 Git commit:        633a0ea
 Built:             Wed Nov 13 07:25:41 2019
 OS/Arch:           linux/amd64
 Experimental:      false
Server: Docker Engine - Community
 Engine:
  Version:          19.03.5
  API version:      1.40 (minimum version 1.12)
  Go version:       go1.12.12
  Git commit:       633a0ea
  Built:            Wed Nov 13 07:24:18 2019
  OS/Arch:          linux/amd64
  Experimental:     false
 containerd:
  Version:          1.2.10
  GitCommit:        b34a5c8af56e510852c35414db4c1f4fa6172339
 runc:
  Version:          1.0.0-rc8+dev
  GitCommit:        3e425f80a8c931f88e6d94a8c831b9d5aa481657
 docker-init:
  Version:          0.18.0
  GitCommit:        fec3683