Docker安装笔记

1、安装依赖

[root@iZbp1bm7y86rsab1sz0ihcZ ~]# yum install -y yum-utils device-mapper-persistent-data lvm2
Loaded plugins: fastestmirror
Determining fastest mirrors
base                                                                     | 3.6 kB  00:00:00     
epel                                                                     | 4.7 kB  00:00:00     
extras                                                                   | 2.9 kB  00:00:00     
updates                                                                  | 2.9 kB  00:00:00     
(1/7): base/7/x86_64/group_gz

[root@iZbp1bm7y86rsab1sz0ihcZ ~]# yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
Loaded plugins: fastestmirror
adding repo from: http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
grabbing file http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo to /etc/yum.repos.d/docker-ce.repo
repo saved to /etc/yum.repos.d/docker-ce.repo
[root@iZbp1bm7y86rsab1sz0ihcZ ~]#

[root@iZbp1bm7y86rsab1sz0ihcZ ~]# yum clean all
Loaded plugins: fastestmirror
Cleaning repos: base docker-ce-stable epel extras updates
Cleaning up list of fastest mirrors
[root@iZbp1bm7y86rsab1sz0ihcZ ~]# yum makecache fast
Loaded plugins: fastestmirror
Determining fastest mirrors
base                                                                     | 3.6 kB  00:00:00     
docker-ce-stable                                                         | 3.5 kB  00:00:00     
epel                                                                     | 4.7 kB  00:00:00     
extras                                                                   | 2.9 kB  00:00:00     
updates                                                                  | 2.9 kB  00:00:00        
(9/9): updates/7/x86_64/primary_db                                       |  14 MB  00:00:02     
Metadata Cache Created
[root@iZbp1bm7y86rsab1sz0ihcZ ~]# yum -y install docker-ce docker-ce-cli containerd.ioLoaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Resolving Dependencies
--> Running transaction check
---> Package containerd.io.x86_64 0:1.5.10-3.1.el7 will be installed
--> Processing Dependency: container-selinux >= 2:2.74 for package: containerd.io-1.5.10-3.1.el7.x86_64
---> Package docker-ce.x86_64 3:20.10.13-3.el7 will be installed
--> Processing Dependency: docker-ce-rootless-extras for package: 3:docker-

4、设置开机启动
[root@iZbp1bm7y86rsab1sz0ihcZ ~]# systemctl enable docker

[root@VM-0-6-centos ~]# systemctl enable docker
Created symlink from /etc/systemd/system/multi-user.target.wants/docker.service to /usr/lib/systemd/system/docker.service.

5、启动docker
[root@iZbp1bm7y86rsab1sz0ihcZ ~]# systemctl start docker
6、查看docker版本

[root@iZbp1bm7y86rsab1sz0ihcZ ~]# docker version
Client: Docker Engine - Community            #社区版
 Version:           20.10.13                    #版本号
 API version:       1.41
 Go version:        go1.16.15                    #GO语言版本
 Git commit:        a224086
 Built:             Thu Mar 10 14:09:51 2022
 OS/Arch:           linux/amd64
 Context:           default
 Experimental:      true

Server: Docker Engine - Community
 Engine:
  Version:          20.10.13
  API version:      1.41 (minimum version 1.12)
  Go version:       go1.16.15
  Git commit:       906f57f
  Built:            Thu Mar 10 14:08:16 2022
  OS/Arch:          linux/amd64
  Experimental:     false
 containerd:
  Version:          1.5.10
  GitCommit:        2a1d4dbdb2a1030dc5b01e96fb110a9d9f150ecc
 runc:
  Version:          1.0.3
  GitCommit:        v1.0.3-0-gf46b6ba
 docker-init:
  Version:          0.19.0
  GitCommit:        de40ad0
[root@iZbp1bm7y86rsab1sz0ihcZ ~]#