Questions tagged [useradd]

The `useradd` command is used to create new users on a system.

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What is the point of a system user?

Ok so when you look at the system user the point of the system user is to run services with minimal permissions, and to have a user that doesn't have a password or ssh. The issue I have with this is ...
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31 views

How to create user which have permission only specific folders

I need to create user and give only permission to my site folder and apache config folder(read,write,shell).These user should have ssh connection.Can anyone help me please? Distro is Centos 7.
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23 views

Terminal returning: no crontab for user

I create a new user, john. Now I want to programmatically write a cronjob to the user john's crontab. #!/bin/bash #script name: cronbuild.sh cronjob1="0 */3 * * * /home/john/ad_dev/modem_dog.sh&...
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28 views

Prevent deb installation from creating new accounts

We are configuring a variety of servers programmatically, and we periodically need to be able to migrate volumes from one server to another. After migrating a volume, we are currently executing chown ...
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79 views

How can I set up my Linux server to permit password login for sftp only, and require public private key for ssh?

I have a Linux server which I have configured to login with public private key for my account - and it works well. It's a long time since I set it up, so I can't remember what steps I took - but it's ...
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22 views

useradd can't find existing group when using --root parameter

I am trying to create new user in my docker image: FROM openjdk:8u252-jre-buster WORKDIR /myapplication RUN groupadd -r -g 1000 agroup RUN echo $? RUN getent group agroup RUN su -c 'useradd --...
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1answer
136 views

User can't login in lightdm only root can

I've installed arch, and lighDM with awesome window manager. Everything runs okay.If I login as root, awesome load and works but if I login with the user I've created it attemps to log, clean te ...
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3answers
8k views

bash: adduser: command not found [Debian Buster]

Question: What is the most-ideal way to add new users in Debian? adduser appears to be missing on my system, any tips? Log: bash: adduser: command not found Edit: adduser does appear to be ...
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1answer
19 views

User Creation From Web Server

I'm creating a web app which will allow me to setup shared hosting environments. Everything has to be done programmatically and i'm questioning whether i'm approaching things in a completely insecure ...
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26 views

adduser performs differently with the --disable-password

I am writing a shell script to add a user to the linux system. The intent is to pass via cmd arg, the username and generate a strong password in the script. Then I would email the password to them. ...
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1answer
172 views

How create a folder owned by specific username & groupname?

In mac groupadd command does not work: After $ sudo mkdir -p /a/b, a$ ls -l total 0 drwxr-xr-x 2 root wheel 64 12 Jan 09:46 b a$ pwd /a a$ a$ a$ uname -a Darwin user01vl 18.7.0 Darwin Kernel ...
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1answer
751 views

Using `useradd -R` for chrooting

If I got it right, chroot restricts user's access to a given directory only. Looks like useradd has this option (Debian 10). # useradd --help | grep "chroot" -R, --root CHROOT_DIR directory ...
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1answer
26 views

Is there any difference between first user account and after then the account created?

When i first set up my linux desktop it asked me to add a user account . After then i was learning linux commands using this account. I then add some more users using "useradd" command. Now i eager ...
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1answer
64 views

useradd account cant login through GUI

I'm using KALI fresh install. Linux kali 5.2.0-kali2-686-pae #1 SMP Debian 5.2.9-2kali1 (2019-08-22) i686 GNU/Linux I created a user using useradd akkilah Then i added this user to sudo group ...
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1answer
59 views

Create Unicode Login In *Unix

I want to create Unicode logins for *Unix flavor OS, when i use useradd like below, I got that user name is invalid [root@mail ~]# useradd ياسين useradd: invalid user name 'ياسين
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1answer
224 views

Add new user without password but not disabled

I need to add new users who are only supposed to be usable through SSH. When adding a user, they get added to the shadow file with an exclamation mark (!) instead of an asterisk (*), so they are "...
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151 views

How can i duplicate a user including all the configurations and settings to a new username?

I already have root access since the computer is my personal property. It runs a recent version of a major Linux distribution. I want to create a new user that is an identical copy of an existing ...
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1answer
78 views

Sudoers permissions to new user that only allow “useradd and usermod”

I want to create a new user and I want this user to be allowed to only run "useradd" and "usermod" Will I need to configure the sudoers file? Not sure how to go about this.
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2answers
454 views

Verbose useradd in Red Hat Enterprise Linux

I'm trying to output the result of "useradd" to a logfile, but unfortunately there is no verbose option. For example: "useradd dude" has no output, unless the user already exists. I would like to do ...
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19 views

unable to boot directly to desktop environment

I tried to change a user's login name with usermod --login krypton maddybut now everytime I reboot my pc, it doesn't directly shows the desktop environment and I need to do Ctrl+Alt+F2 and then startx ...
2
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1answer
57 views

What are reasons for organising /home with initial-letter subdirs (ie LETTERHOMES)?

On my home Linux, a user named toto will have its home in /home/toto. On the system at my high school, such an user would be in /home/t/toto. I understand this is due to the configuration of ...
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1answer
594 views

Primary and secondary group of a user

Why is it that group1 which should be user's primary group, is in the subgroups? The user is not even part of group1 in /etc/group file. # id user uid=1000(user) gid=1111(group1) groups=1111(group1),...
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951 views

What is the use of option -o in the useradd command?

What is the use of option -o for command useradd? What is a good use case of this option?
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1answer
419 views

empty /etc/skel still adds default directories

I am using elementary freya and creating a new user with root# useradd -s /bin/bash -mk /etc/skel -d /home/secret -c otherme agentb24 and my /etc/skel is empty and I also want my new user home to be ...
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42 views

Trying to script with 'useradd', can't understand examples

I am trying to use useradd. I found an example of something I'd like to try and incorporate, though I can't understand specific parts. Here is the example in entirety: if [ $(id -u) -eq 0 ]; then ...
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1answer
43 views

Solaris 5.10 shell replacement for Centos 7 migration

I have an old Solaris 5.10 server. I'm migrating the tomcat products to Centos 7. There are two accounts on the Solaris server that I need to migrate. The shells for both of those accounts are ...
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115 views

User entries not deleting in lastlog file in Solaris

I am deleting a user in Solaris 10 and 11.  If I delete a user using the command userdel -r test1 and then check my lastlog file /export/home/ch185140/lastlog, I get output like this: 1 tj100201 ...
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98 views

Why my newly created user is not inheriting $PATH variable

I added a new user dev on my Alpine based image. After switching to the new user I see env variables are different in case of both root and dev user. Specially $PATH variable is different. But I think ...
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3answers
2k views

Newly created user on Ubuntu Server has the wrong shell prompt

I've created a new user in the Ubuntu 18.04.01 like this: sudo useradd svn sudo passwd svn sudo mkhomedir_helper svn sudo usermod -d /home/svn -m svn Problem is, that if I switch to the user by su ...
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1answer
978 views

SVN Installation and adding user

I installed SVN in my linux server a year back by following some documentation online and I created two users to my svn repository. I need to add few more users to my repository and I completely ...
2
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1answer
853 views

adduser Firstname.Lastname

I tried to use both useradd and adduser to get a username typed as Firstname.Lastname. I tried also installing libuser and using luseradd, but also I got error. Is there a way to do that (of course it ...
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1answer
234 views

What files are created when using useradd [closed]

Which files will be created when using the command useradd ? I know that it will modify /etc/passwd, /etc/group, and /etc/shadow and that it copies home/skel to the user's home directory. I want to ...
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1answer
237 views

useradd with no options

When I create a user with useradd (no option) I can later add his passwd by using passwd new_user. How can I create his correct home directory (with Desktop and Templates inside) and all other ...
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1answer
143 views

Why passwd prohibits me from setting “simple” password?

I used console command passwd to change my own password that I set straight after the OS installation with useradd command. My original password contained only line characters, without capitalization, ...
1
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1answer
107 views

Setting up VM login instead of Local login [closed]

I had a question earlier, it is tied into this, that one was looking for the proper procedure, this one is looking how to implement. If you need a backstory refer to My first question I have a local ...
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1answer
1k views

ssh with new user failing with Permission denied (publickey)

I am trying to create user on EC2, following are the steps I performed. root$ adduser abc --disabled-password root$ sudo su abc abc$ mkdir /home/abc/.ssh abc$ chmod 700 /home/abc/.ssh abc$ touch /...
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1answer
513 views

Give default path for id_rsa in a shell script

I want to automate user creation along with the rsa key generation in a shell script. But while generating the rsa key we need to give inputs for these three things. Enter file in which to save the ...
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148 views

How to configure which characters are allowed in CentOS usernames

In systems such as Debian, there is a file /etc/adduser.conf which includes directive NAME_REGEX that can be used to define which characters are allowed in a username. Is there a way to do this in ...
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2answers
882 views

adduser has no difference from useradd

When I use the adduser command on fedora, it's not aksing for password or fullname. It's working exactly like useradd. I don't understand why. [hugues@localhost ~]$ sudo adduser user1 [hugues@...
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1answer
695 views

unix, adding users to existing directory in centos

I'm trying to add users to an existing directory but I keep getting: useradd: warning: the home directory already exists. Not copying any file from skel directory into it. I want to add users to ...
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312 views

Debian 9 - useradd

Here is an extract of /etc/default/useradd: GROUP=1005 Here is an extract of /etc/login.defs: USERGROUPS_ENAB no Here is the useradd command I run to create a user: $ sudo useradd test22 $ id -a ...
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1answer
187 views

How can I automate adding a new user, using an existing user's groups?

Raspberry pi comes with a default user account that is added to multiple groups: username@hostname:~ $ groups pi pi : pi adm dialout cdrom sudo audio video plugdev games users input netdev spi i2c ...
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3answers
31k views

How to create user and password in one script for 100+ users

I have written a script for adding and setting password for 100+ users. Eg: for setting password of the user I want to set in "user+123" format for all the users I.e user will change according to the ...
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2answers
2k views

Can I userdel a user without removing their home directory?

I did the following: useradd -d /home/iauser -m -s /bin/bash -c "IA User" iauser got this error: UX: useradd: ERROR: Create home directory failed. Operation not applicable It created an entry in ...
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1answer
143 views

Basic useradd question

I added one user with myname(prashant) but i had not set any password for same user account. Still when i reboot(runlevel5), i os asked mi for password for same user account. I tried to login with ...
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1answer
681 views

Can I write a template for creating a new user?

The command useradd new will create the /home/new directory. Is there a way to create the /home/new and /home/new/check directories when useradd new is executed? I don't want to write two ...
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1answer
1k views

ArchLinux | Login password does not work after creating new user account

I am trying Arch Linux for learning more stuff faster and not having GUI that bothers me, so that I can focus on learning stuff from Linux itself and the terminal. Since I was working with the default ...
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0answers
1k views

389 ldap client authentication issue [CENTOS 7]

I have created posix group and posix account also able to successfully authenticate client but client unable to change the password. The error is password change failed: Confidentiality required``...
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1answer
1k views

Adding multiple user accounts on different primary/secondary groups

I am trying to create several user accounts with different groups in an imx6 board. Currently, no users are created in the device. Hence, I see 1000:1000 as my default user:group ID. The scenario I ...
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1answer
1k views

How to set password for a user using hash in /etc/shadow on Solaris

As part of a new build, I am tasked with creating user accounts on new Solaris server. I have to use the user accounts in an existing Linux server, and set the same password for each user on the ...