Centos7 Docker安裝

安裝Docker

• 配置yum源

yum install -y yum-utils device-mapper-persistent-data lvm2
yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

yum-config-manager中使用的Python是2.6版本；

• 安裝

	yum install -y docker-ce

• 配置docker鏡像：

vi   /etc/docker/daemon.json

將下面的內容貼到文件中：

	{

  		"registry-mirrors": ["https://wghlmi3i.mirror.aliyuncs.com"]

	}

• 啓動docker

	systemctl start docker

• 測試

[root@localhost ~]# docker version
Client:
 Version:           18.09.2
 API version:       1.39
 Go version:        go1.10.6
 Git commit:        6247962
 Built:             Sun Feb 10 04:13:27 2019
 OS/Arch:           linux/amd64
 Experimental:      false

Server: Docker Engine - Community
 Engine:
  Version:          18.09.2
  API version:      1.39 (minimum version 1.12)
  Go version:       go1.10.6
  Git commit:       6247962
  Built:            Sun Feb 10 03:47:25 2019
  OS/Arch:          linux/amd64
  Experimental:     false
[root@localhost ~]# docker ps -a
CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS              PORTS               NAMES
[root@localhost ~]#