newusers

Used for batch processing to create multiple commands at once

Supplementary instructions

newusers command is used for batch processing to create multiple commands at one time.

grammar

newusers(parameter)

Parameters

User file: Specify a text file containing user information. The format of the file must be the same as /etc/passwd.

Example

Use the newusers command to add users in batches:

The usage is very simple. newusers is directly followed by a file. The file format is the same as /etc/passwd.

Username 1UID:GID:User description:User's home directory:SHELL used

Example:

jingang0520:520::/home/jingang0:/sbin/nologin
jingang1521:521::/home/jingang1:/sbin/nologin
...

It is worth mentioning that regarding the SHELL type, to view all SHELLs on the host, you can view it through chsh:

[root@localhost beinan]# chsh --list
/bin/sh
/bin/bash
/sbin/nologin
/bin/ksh
/bin/tcsh
/bin/csh
/bin/zsh

Except for /sbin/nologin, other types of SHELL can log in to the system. Nologin is mostly a SHELL used by virtual users, which means that although he is a system user, he does not have the permission to log in to the system; if you want to add this If you are a user, set his SHELL to /sbin/nologin, such as the example above.

Regarding the user name, UID, GID and user's home directory, you can read the corresponding reference document.