linux_修改用户名(rename username)

文章目录

• ​​linux_修改用户名(rename username)​​

• ​​涉及命令一览​​
• ​​用户终止进程​​
• ​​root用户操作​​

• ​​属主/组(groupname)修改id userName​​
• ​​家目录修改​​
• ​​检查新家目录属性​​

• ​​命令整合成脚本​​

linux_修改用户名(rename username)

• ​​How to rename user in Linux (also rename group & home directory) - LinuxTechLab​​

• Rename user in Linux
• Renaming Home directory
• Changing UID for the user
• Renaming the group

• ​​Linux Change or Rename User Name and UID - nixCraft (cyberciti.biz)​​

• View current user and group membership for user named tom
• Rename and change username from tom to jerry on Linux
• A note about running process
• Rename and change primary groupname from tom to jerry
• How to change user home directory from /home/tom/ to /home/jerry
• How to change user tom UID from 5001 to 10000
• 可以通过用户名修改
• 可以修改UID

涉及命令一览

• usermod
• groupmod

• ​​groupmod -n​​

用户终止进程

• 确保用户数据安全保存好后
• 进入root用户

root用户操作

修改用户​​cxxu_kali​​​为​​cxxu​​

┌──(root㉿CxxuWin11)-[/mnt/c/Users/cxxu]
└─# pkill -u cxxu_kali -KILL

┌──(root㉿CxxuWin11)-[/mnt/c/Users/cxxu]
└─# usermod -l cxxu cxxu_kali

属主/组(groupname)修改id userName

• ​​usermod -n <newName> <oldName>​​

┌──(root㉿CxxuWin11)-[/home]
└─# id cxxu
uid=1000(cxxu) gid=1000(cxxu) groups=1000(cxxu),27(sudo)

家目录修改

• ​​ usermod -d /home/<newUserName> -m <newUserName>​​

• 如果不生效,可以直接将家目录重命名

检查新家目录属性

• ​​ ls -l /home/<newUserName>​​

#( 04/13/22@11:32AM )( cxxu@CxxuWin11 ):~
   ls -l /home/cxxu
total 0
drwxr-xr-x 1 cxxu cxxu 512 Apr  5 15:32 dirTohardlinks
drwxr-xr-x 1 cxxu cxxu 512 Apr  5 15:51 dirToSymlinks
-rw-r--r-- 3 cxxu cxxu  17 Apr  5 15:33 name1
lrwxrwxrwx 1 cxxu cxxu   7 Apr  5 15:53 num -> numbers
-rw-r--r-- 3 cxxu cxxu  17 Apr  5 15:33 numbers
drwxr-xr-x 1 cxxu cxxu 512 Apr  5 17:28 pip
drwxr-xr-x 1 cxxu cxxu 512 Apr 12 16:10 Translate-Shell
-rw-r--r-- 2 cxxu cxxu  41 Apr  1 16:39 words
drwxr-xr-x 1 cxxu cxxu 512 Apr 12 16:34 wudao-dict
#( 04/13/22@11:37AM )( cxxu@CxxuWin11 ):~
   ls -l /home
total 0
drwxr-xr-x 1 cxxu            cxxu            512 Apr 13 11:37 cxxu
drwxr-xr-x 1 cxxu_maintainer cxxu_maintainer 512 Mar 31 13:38 cxxu_maintainer

# 使用exa 查看
#( 04/13/22@11:37AM )( cxxu@CxxuWin11 ):~
   exa -lhgi /home
            inode Permissions Size User            Group           Date Modified Name
 3940649674394352 drwxr-xr-x     - cxxu            cxxu            13 Apr 11:37  cxxu

命令整合成脚本

根据您的情况,将下面的​​old​​​变量(需要被修改的名字)和​​new​​(新名字)分别改为自己想要的值

old=cxxu_maintainer
new=cxxu_tester

#sudo -i
sudo pkill -u $old -9 
sudo usermod -l $new $old
sudo usermod -d /home/$new -m $new
sudo groupmod -n $new $old

id $new
cd /home
ll