centos7使用yum实现快速安装Docker环境

[root@localhost ~]# systemctl stop firewalld
[root@localhost ~]# setenforce 0

[root@localhost ~]# curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
[root@localhost ~]# yum clean all && yum makecache 

[root@localhost ~]# yum -y install chrony
[root@localhost ~]# systemctl restart chronyd
[root@localhost ~]# chronyc sources -v

[root@localhost ~]# yum install -y yum-utils device-mapper-persistent-data lvm2 
[root@localhost ~]# yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
[root@localhost ~]# yum makecache fast

# 查看所有docker软件包
[root@localhost ~]# yum list docker-ce  --showduplicates | sort -r 

# 安装指定版本docker
[root@localhost ~]# yum -y install docker-ce-19.03.15 docker-ce-cli-19.03.15 containerd.io docker-compose-plugin

# 默认安装最新版本docker
[root@localhost ~]# yum -y install docker-ce docker-ce-cli containerd.io docker-compose-plugin

# 安装最新版本docker
[root@localhost ~]# curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun    

[root@localhost ~]# systemctl start docker
[root@localhost ~]# systemctl enable docker

[root@localhost ~]# docker version
Client: Docker Engine - Community                 #客户端信息
 Version:           19.03.15
 API version:       1.40
 Go version:        go1.13.15
 Git commit:        99e3ed8919
 Built:             Sat Jan 30 03:17:57 2021
 OS/Arch:           linux/amd64
 Experimental:      false

Server: Docker Engine - Community                 #服务端信息
 Engine:
  Version:          19.03.15
  API version:      1.40 (minimum version 1.12)
  Go version:       go1.13.15
  Git commit:       99e3ed8919
  Built:            Sat Jan 30 03:16:33 2021
  OS/Arch:          linux/amd64
  Experimental:     false
 containerd:
  Version:          1.6.33
  GitCommit:        d2d58213f83a351ca8f528a95fbd145f5654e957
 runc:
  Version:          1.1.12
  GitCommit:        v1.1.12-0-g51d5e94
 docker-init:
  Version:          0.18.0
  GitCommit:        fec3683

{
    "registry-mirrors": [ "https://xxxxxx.mirror.swr.myhuaweicloud.com"]
}

[root@localhost ~]# vim /etc/docker/daemon.json
{
    "registry-mirrors": [ "https://xxxxxx.mirror.swr.myhuaweicloud.com"]
}

[root@localhost ~]# systemctl daemon-reload
[root@localhost ~]# systemctl restart docker

[root@localhost ~]# docker pull cirros

[root@localhost ~]# systemctl stop docker
[root@localhost ~]# yum -y remove docker-ce docker-ce-cli containerd.io docker-compose-plugin
[root@localhost ~]# rm -rf /var/lib/docker          #删除docker数据文件（容器、镜像、网络等）
[root@localhost ~]# rm -rf /var/lib/containerd      #删除docker容器运行时的数据
[root@localhost ~]# rm -rf /etc/docker