最近在群裡聽說Docker很火，於是自己抱著試試的態度，想玩玩，可是遇到了一些問題，記錄下來，方便備忘，也方便防止大家被坑。

     我的虛擬機器裝的是centos 6.5,百度了好多教程，丫的，都不解釋，就一句命令：yum install docker-io,這句話是用源安裝docker,可是源一般是國外源，用這個命令因為GFW被牆，根本安裝不了。

1.  [[email protected] ~]# yum install docker-io  
2. Loaded plugins: fastestmirror, refresh-packagekit, security  
3. Loading mirror speeds from cached hostfile  
4.  * base: mirrors.skyshe.cn  
5.  * extras: mirrors.skyshe.cn  
6.  * updates: centosx4.centos.org  
7. Setting up Install Process  
8. No package docker-io available.  
9. Error: Nothing to do  
10. <pre name="code" class="plain">[[email protected] ~]# yum install docker  
11. Loaded plugins: fastestmirror, refresh-packagekit, security  
12. Loading mirror speeds from cached hostfile  
13.  * base: mirrors.163.com  
14.  * extras: mirrors.skyshe.cn  
15.  * updates: centosx4.centos.org  
16. Setting up Install Process  
17. No package docker available.  
18. Error: Nothing to do  

 [[email protected] ~]# yum install docker-io
Loaded plugins: fastestmirror, refresh-packagekit, security
Loading mirror speeds from cached hostfile
 * base: mirrors.skyshe.cn
 * extras: mirrors.skyshe.cn
 * updates: centosx4.centos.org
Setting up Install Process
No package docker-io available.
Error: Nothing to do


<pre name="code" class="plain">[
 
[email protected] ~]# yum install docker
Loaded plugins: fastestmirror, refresh-packagekit, security
Loading mirror speeds from cached hostfile
 * base: mirrors.163.com
 * extras: mirrors.skyshe.cn
 * updates: centosx4.centos.org
Setting up Install Process
No package docker available.
Error: Nothing to do

        總共嘗試了好幾次，所謂的映象很不穩定，不是沒有找到，就是找到了，下了一半就中途斷了，哎，網上總是說一句話搞定，可是一句話搞定要有前提呀，於是乎，我看了開源中國的docker更新記錄

         啥也不說成功了，

1. [[email protected] ~]# yum install https://get.docker.com/rpm/1.7.1/centos-6/RPMS/x86_64/docker-engine-1.7.1-1.el6.x86_64.rpm
2. Loaded plugins: fastestmirror, refresh-packagekit, security  
3. Loading mirror speeds from cached hostfile  
4.  * base: mirrors.163.com  
5.  * extras: mirrors.skyshe.cn  
6.  * updates: centosx4.centos.org  
7. Setting up Install Process  
8. docker-engine-1.7.1-1.el6.x86_64.rpm                                                                                                 | 4.5 MB     00:07       
9. Examining /var/tmp/yum-root-YSfgzS/docker-engine-1.7.1-1.el6.x86_64.rpm: docker-engine-1.7.1-1.el6.x86_64  
10. Marking /var/tmp/yum-root-YSfgzS/docker-engine-1.7.1-1.el6.x86_64.rpm to be installed  
11. Resolving Dependencies  
12. --> Running transaction check  
13. ---> Package docker-engine.x86_64 0:1.7.1-1.el6 will be installed  
14. --> Processing Dependency: libcgroup for package: docker-engine-1.7.1-1.el6.x86_64  
15. --> Running transaction check  
16. ---> Package libcgroup.x86_64 0:0.40.rc1-16.el6 will be installed  
17. --> Finished Dependency Resolution  
18. Dependencies Resolved  
19. ============================================================================================================================================================  
20.  Package                          Arch                      Version                              Repository                                            Size  
21. ============================================================================================================================================================  
22. Installing:  
23.  docker-engine                    x86_64                    1.7.1-1.el6                          /docker-engine-1.7.1-1.el6.x86_64                     19 M  
24. Installing for dependencies:  
25.  libcgroup                        x86_64                    0.40.rc1-16.el6                      base                                                 129 k  
26. Transaction Summary  
27. ============================================================================================================================================================  
28. Install       2 Package(s)  
29. Total size: 19 M  
30. Total download size: 129 k  
31. Installed size: 20 M  
32. Is this ok [y/N]: y  
33. Downloading Packages:  
34. libcgroup-0.40.rc1-16.el6.x86_64.rpm                                                                                                 | 129 kB     00:00       
35. Running rpm_check_debug  
36. Running Transaction Test  
37. Transaction Test Succeeded  
38. Running Transaction  
39.   Installing : libcgroup-0.40.rc1-16.el6.x86_64                                                                                                         1/2  
40.   Installing : docker-engine-1.7.1-1.el6.x86_64                                                                                                         2/2  
41.   Verifying  : libcgroup-0.40.rc1-16.el6.x86_64                                                                                                         1/2  
42.   Verifying  : docker-engine-1.7.1-1.el6.x86_64                                                                                                         2/2  
43. Installed:  
44.   docker-engine.x86_64 0:1.7.1-1.el6                                                                                                                          
45. Dependency Installed:  
46.   libcgroup.x86_64 0:0.40.rc1-16.el6                                                                                                                          
47. Complete!  
48. [[email protected] ~]# service docker start  
49. Starting cgconfig service:                                 [  OK  ]  
50. Starting docker:                                       [  OK  ]  

[[email protected] ~]# yum install https://get.docker.com/rpm/1.7.1/centos-6/RPMS/x86_64/docker-engine-1.7.1-1.el6.x86_64.rpm
Loaded plugins: fastestmirror, refresh-packagekit, security
Loading mirror speeds from cached hostfile
 * base: mirrors.163.com
 * extras: mirrors.skyshe.cn
 * updates: centosx4.centos.org
Setting up Install Process
docker-engine-1.7.1-1.el6.x86_64.rpm                                                                                                 | 4.5 MB     00:07     
Examining /var/tmp/yum-root-YSfgzS/docker-engine-1.7.1-1.el6.x86_64.rpm: docker-engine-1.7.1-1.el6.x86_64
Marking /var/tmp/yum-root-YSfgzS/docker-engine-1.7.1-1.el6.x86_64.rpm to be installed
Resolving Dependencies
--> Running transaction check
---> Package docker-engine.x86_64 0:1.7.1-1.el6 will be installed
--> Processing Dependency: libcgroup for package: docker-engine-1.7.1-1.el6.x86_64
--> Running transaction check
---> Package libcgroup.x86_64 0:0.40.rc1-16.el6 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

============================================================================================================================================================
 Package                          Arch                      Version                              Repository                                            Size
============================================================================================================================================================
Installing:
 docker-engine                    x86_64                    1.7.1-1.el6                          /docker-engine-1.7.1-1.el6.x86_64                     19 M
Installing for dependencies:
 libcgroup                        x86_64                    0.40.rc1-16.el6                      base                                                 129 k

Transaction Summary
============================================================================================================================================================
Install       2 Package(s)

Total size: 19 M
Total download size: 129 k
Installed size: 20 M
Is this ok [y/N]: y
Downloading Packages:
libcgroup-0.40.rc1-16.el6.x86_64.rpm                                                                                                 | 129 kB     00:00     
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing : libcgroup-0.40.rc1-16.el6.x86_64                                                                                                         1/2
  Installing : docker-engine-1.7.1-1.el6.x86_64                                                                                                         2/2
  Verifying  : libcgroup-0.40.rc1-16.el6.x86_64                                                                                                         1/2
  Verifying  : docker-engine-1.7.1-1.el6.x86_64                                                                                                         2/2

Installed:
  docker-engine.x86_64 0:1.7.1-1.el6                                                                                                                        

Dependency Installed:
  libcgroup.x86_64 0:0.40.rc1-16.el6                                                                                                                        

Complete!


[[email protected] ~]# service docker start
Starting cgconfig service:                                 [  OK  ]
Starting docker:                                       [  OK  ]

    下面就開始玩玩docker了，以後慢慢分享

    其他的大家可以看看：http://www.linuxidc.com/Linux/2014-07/104768.htm

                                          https://linux.cn/article-4340-1.html

                                          http://www.centoscn.com/image-text/config/2015/0718/5877.html