当前位置：网站首页>Synchronize files using unison

Synchronize files using unison

2022-07-02 08:39:00 【Teacher Liu Trent】


Unison Is a cross platform file synchronization tool , It is very useful for synchronizing data between computers or storage devices .

Environmental Science

install Unison

Install... In both systems epel Source , And then they all need to be installed unison：

       

        [[email protected]_168_43_165 ~]# yum -y install epel-release
        
[[email protected]_168_43_165 ~]# yum makecache
        
[[email protected]_168_43_165 ~]# yum -y install unison
       

       
    
        
  • 1.
    • 
        
  • 2.
    • 
        
  • 3.
    •

Two operating system configurations ssh Password free login 

       

        [[email protected]_168_43_165 ~]# ssh-keygen
       

       
    
        
  • 1.
    •

Use Unison Sync files _centos

       

        [[email protected]_168_43_165 ~]# ssh-copy-id [email protected]
        
[[email protected]_168_43_165 ~]# cd ~/.ssh
        
[[email protected]_168_43_165 .ssh]# cat id_rsa.pub > authorized_keys
        
[[email protected]_168_43_165 .ssh]# scp id_rsa [email protected]:/root/.ssh
       

       
    
        
  • 1.
    • 
        
  • 2.
    • 
        
  • 3.
    • 
        
  • 4.
    •

How to use Unison

Unison Used to synchronize a group of files in a directory to another location with similar structure , The location can be a local host or a remote host .

Local file synchronization

stay root Create two folders under the home directory , One is "Files", One is "Backup".Files Create files in it , Synchronize to Backup Inside .

       

        [[email protected]_168_43_165 ~]# mkdir Files Backup
        
[[email protected]_168_43_165 ~]# cd Files/
        
[[email protected]_168_43_165 Files]# touch file{1..10}.txt
       

       
    
        
  • 1.
    • 
        
  • 2.
    • 
        
  • 3.
    •

Use Unison Sync files _ The server _02

Now run ​​unison​​​ ​ command ​​, Synchronize files to Backup In the folder .

       

        [[email protected]_168_43_165 ~]# unison -batch /root/Files /root/Backup
       

       
    
        
  • 1.
    •

Use Unison Sync files _ The server _03

Check it out. Backup Folder , I found that the files were synchronized .

Use Unison Sync files _ File synchronization _04

Let's change it now Backup A file in a folder , Then add the given file , Last but not least, I'll do the same thing ​ ​ command ​​, See if it syncs to Files In the folder ：

       

        [[email protected]_168_43_165 Backup]# echo "testtesttest" > file2.txt 
        
[[email protected]_168_43_165 Backup]# echo 'hello world!' > index.html
       

       
    
        
  • 1.
    • 
        
  • 2.
    •

Use Unison Sync files _ File synchronization _05

perform ​​unison​​ command ：

       

        [[email protected]_168_43_165 ~]# unison -batch /root/Files /root/Backup
       

       
    
        
  • 1.
    •

Use Unison Sync files _centos_06

You can see Backup The contents in the folder are synchronized to Files Inside the

Use Unison Sync files _ The server _07

Remote file synchronization

If you need remote file synchronization , Must be installed on both local and remote servers Unison.

Now we have two servers root Create two folders under the directory , Used for synchronizing files .

       

        #  Create a folder on the first server .
        
[[email protected]_168_43_165 ~]# mkdir Files
        
#  Create a folder on the second server .
        
[[email protected]_168_43_166 ~]# mkdir Files
       

       
    
        
  • 1.
    • 
        
  • 2.
    • 
        
  • 3.
    • 
        
  • 4.
    •

Use ​​-testServer​​ Option to test connectivity between local and remote servers .

       

        [[email protected]_168_43_165 ~]# unison -testServer /root/Files ssh://[email protected]//root/Files
        
Contacting server...
        
Connected [//192_168_43_165//root/Files -> //192_168_43_166//root/Files]
       

       
    
        
  • 1.
    • 
        
  • 2.
    • 
        
  • 3.
    •

Use Unison Sync files _ File synchronization _08

After connectivity is OK , We can execute the command to synchronize the file ：

       

        [[email protected]_168_43_165 ~]# unison -batch /root/Files ssh://[email protected]//root/Files
       

       
    
        
  • 1.
    •

Use Unison Sync files _ The server _09

Use Unison Sync files _ The server _10

Look at the... On the second server ​​/root/Files​​ Folder , Is the file synchronized ：

Use Unison Sync files _ The server _11

summary

Unison Very easy to use , It doesn't take extra energy . It can be GUI And custom synchronization in any way in command line utilities . If you need to use a graphical interface , It can be executed in a desktop environment ​​unison-gtk-2.40​​ Open the graphical interface for configuration .



原网站

版权声明
本文为[Teacher Liu Trent]所创，转载请带上原文链接，感谢
https://yzsam.com/2022/02/202202151731398394.html

边栏推荐

猜你喜欢

随机推荐