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