Centos 7.5 安装Docker 18

[root@Docker~]# uname -r
3.10.0-862.el7.x86_64

[root@Docker~]# yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
Loaded plugins: fastestmirror, langpacks
adding repo from: https://download.docker.com/linux/centos/docker-ce.repo
grabbing file https://download.docker.com/linux/centos/docker-ce.repo to /etc/yum.repos.d/docker-ce.repo
repo saved to /etc/yum.repos.d/docker-ce.repo

[root@Docker~]# yum makecache

[root@qkl-dev01 ~]# yum install -y docker-ce
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
 * base: mirrors.aliyun.com
 * extras: mirrors.aliyun.com
 * updates: mirrors.aliyun.com
Resolving Dependencies
--> Running transaction check
---> Package docker-ce.x86_64 0:18.06.0.ce-3.el7 will be installed
--> Processing Dependency: container-selinux >= 2.9 for package: docker-ce-18.06.0.ce-3.el7.x86_64
--> Running transaction check
---> Package container-selinux.noarch 2:2.66-1.el7 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

=================================================================================================================================================
 Package                              Arch                      Version                                Repository                           Size
=================================================================================================================================================
Installing:
 docker-ce                            x86_64                    18.06.0.ce-3.el7                       docker-ce-stable                     41 M
Installing for dependencies:
 container-selinux                    noarch                    2:2.66-1.el7                           extras                               35 k

Transaction Summary
=================================================================================================================================================
Install  1 Package (+1 Dependent package)

Total download size: 41 M
Installed size: 168 M
Downloading packages:
(1/2): container-selinux-2.66-1.el7.noarch.rpm                                                                            |  35 kB  00:00:05     
warning: /var/cache/yum/x86_64/7/docker-ce-stable/packages/docker-ce-18.06.0.ce-3.el7.x86_64.rpm: Header V4 RSA/SHA512 Signature, key ID 621e9f35: NOKEY
Public key for docker-ce-18.06.0.ce-3.el7.x86_64.rpm is not installed
(2/2): docker-ce-18.06.0.ce-3.el7.x86_64.rpm                                                                              |  41 MB  00:00:14     
-------------------------------------------------------------------------------------------------------------------------------------------------
Total                                                                                                            2.9 MB/s |  41 MB  00:00:14     
Retrieving key from https://download.docker.com/linux/centos/gpg
Importing GPG key 0x621E9F35:
 Userid     : "Docker Release (CE rpm) <docker@docker.com>"
 Fingerprint: 060a 61c5 1b55 8a7f 742b 77aa c52f eb6b 621e 9f35
 From       : https://download.docker.com/linux/centos/gpg
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  Installing : 2:container-selinux-2.66-1.el7.noarch                                                                                         1/2 
setsebool:  SELinux is disabled.
  Installing : docker-ce-18.06.0.ce-3.el7.x86_64                                                                                             2/2 
  Verifying  : 2:container-selinux-2.66-1.el7.noarch                                                                                         1/2 
  Verifying  : docker-ce-18.06.0.ce-3.el7.x86_64                                                                                             2/2 

Installed:
  docker-ce.x86_64 0:18.06.0.ce-3.el7                                                                                                            

Dependency Installed:
  container-selinux.noarch 2:2.66-1.el7                                                                                                          

Complete!
[root@qkl-dev01 ~]# 

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

[root@Docker~]# docker version
Client:
 Version:           18.06.0-ce
 API version:       1.38
 Go version:        go1.10.3
 Git commit:        0ffa825
 Built:             Wed Jul 18 19:08:18 2018
 OS/Arch:           linux/amd64
 Experimental:      false

Server:
 Engine:
  Version:          18.06.0-ce
  API version:      1.38 (minimum version 1.12)
  Go version:       go1.10.3
  Git commit:       0ffa825
  Built:            Wed Jul 18 19:10:42 2018
  OS/Arch:          linux/amd64
  Experimental:     false
[root@Docker~]#