Difference between revisions of "Useradd"

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* <code>[[~/.ssh/]]</code>
 
* <code>[[~/.ssh/]]</code>
* [[Cisco IOS]]: [[Associate a user with default higher privileges]]
+
* [[Cisco IOS]]: [[Associate a user with default higher privileges]]: <code>[[username]]</code>
  
 
== See also ==
 
== See also ==

Revision as of 06:33, 29 November 2020

  • useradd[1] - create a new user or update default new user information
useradd -m YOUR_USERNAME -s /bin/bash
        -m --create-home
useradd -m YOUR_USERNAME --uid #### --gid #### -s /bin/bash --create-home

Man page: https://linux.die.net/man/8/useradd

Add user using Ansible

 - user:
     name: YOUR_USER_NAME
     shell: /bin/bash
     groups: sudo
     append: yes
     password_lock: yes

Add user using bash

Example creating a user in Ubuntu with bash shell, ~/.ssh directory and part of group sudo using useradd[2] command:

#!/bin/bash
USERNAME="Your_user_name"

# Create user and add to sudo group
  useradd  --create-home -s /bin/bash $USERNAME
  sudo usermod -aG sudo $USERNAME

#Create ssh directory and lock password login
  mkdir /home/$USERNAME /home/$USERNAME/.ssh
  chown $USERNAME.$USERNAME /home/$USERNAME /home/$USERNAME/.ssh 
  passwd -l $USERNAME 

passwd -l $USERNAME // for disabling password login
passwd -u $USERNAME // will unlock account if needed


After creating user you can copy ssh key using ssh-copy-id and modifying sudo for giving new user privileges.

useradd command

useradd[3] command.

-m --create-home
-M, --no-create-home
-N, --no-user-group
-s --shell

useradd -m YOUR_USERNAME -s /bin/bash


You can also consider activating passwordless sudo for your accounts.

Related commands

See also

  • https://linux.die.net/man/8/useradd
  • http://man7.org/linux/man-pages/man8/useradd.8.html
  • http://man7.org/linux/man-pages/man8/useradd.8.html
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