Questions tagged [groups]
The groups tag has no usage guidance.
218
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Is running a browser as group via sudo dangerous?
Suppose that internet is a group I have created. Is it dangerous to run e.g. Firefox via sudo -g internet firefox? I am 99% sure it's not, but wanted to make sure since I am doing that often and I ...
0
votes
1
answer
18
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Modify default user groups
Is there a way to modify the default user groups in Ubuntu 20.04? I mean if a user logs in for the first time (or if a user is created), he is automatically added to groups X, Y and Z for example.
...
1
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1
answer
42
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linux I want to add permission on two groups
I have my owner (Pierre) and he has all permission on g586 folder, I have my first group (G586) have read permission, I have another groupe name (teacher) have read and execute permission, and other ...
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0
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36
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mac <>> ubuntu sharing
I’m testing using Ubuntu as a File Server:
Im coming from a macOS Sharing environment.
Is there a Utility or App to give multiple Groups of Users folder access with different permissions?
I am looking ...
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0
answers
13
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Why is a restart for usermod -a -G dialout mandatory? [duplicate]
Why is a simple logon/logoff not enough?
Why does newgrp fail?
I'm trying to add my user to the group dialout.
I would expect my users to have the new group after newgrp or after logging out (via GUI) ...
0
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1
answer
103
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Does Kubuntu have a GUI user and group manager?
In kubuntu 18.04 the User Manager in Settings can add and delete users, but that's about it.
I need to modify groups and users so seldomly that I spend more time reading man pages and finding the ...
0
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1
answer
58
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Have two users collaborate in a directory
Can anyone help me to solve this.its simple.but i have full of doubts.
Create a directory on /mnt/data. 2 users there, Alice and Bob, and both of them are in group admins. Both of the users ...
0
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1
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29
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20.04 LTS How to add a user to a group with an OEM install
I want to OEM install Ubuntu 20.04LTS and distribute it with KVM installed.
A user who boots the installed OS must be a member of the "libvirt" group in order to use KVM, but how do I set it ...
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57
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Accidently removed my only admin account from sudoers file in UBUNTU 20.04 Server and CANNOT access root, HELP
I accidently removed my admin account from the sudoers group by adding it to another group by using (usermod -G without -a), and I cannot access the root account since it has no password and it keeps ...
0
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1
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226
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/etc/group: why the username does not appear in its own primary group?
According with many tutorials in the /etc/group file is listed all the groups.
Through the cat /etc/group | grep omicron command (omicron is the default custom user created in the Linux installation) ...
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59
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How do I give one user read/write access to everything another user has access to?
I have a situation where I have to work as user alice, and I need to be able to read, write, and edit directories and files created by bob. I know that I could take a specific directory created by ...
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3
answers
680
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When gpasswd vs usermod/deluser?
About user and groups administration I found in many tutorials that appear:
gpasswd - to add and delete users to a group
usermod/deluser - to add, modify and delete users of a group
What is not very ...
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117
views
Cannot access dir although user belongs in the group
I have a directory named foo that has the following permissions:
ls -dl foo
d---r-x--- 3 foobar staff 96 Sep 1 10:29 foo
While executing groups or id when logged in as foobar I get back a list of ...
5
votes
1
answer
425
views
Allow a group of users to create and write to files in a given directory [duplicate]
I want to have different users including www-data to work together under a specific path. including updating each others files.
I made a new group webimage
addgroup webimage
and
adduser user1 ...
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0
answers
43
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Can't access folder with group permissions
I keep getting an error that I do not have permissions to a folder though I have folder permissions. The folder is mounted with nfs. I do not think that this has anything to do with anything.
calm@...
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16
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Problem to set the group rights correctly [duplicate]
I have a directory with more directories inside. This is the rights setup:
drwxr-xr-x 6 root root 4096 Jun 11 15:35 .
drwxr-xr-x 3 root root 4096 Jun 11 15:26 ..
drwxrwxr-x 2 root RIS 4096 Jun 11 16:...
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2
answers
105
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Why does owner user require sudo?
This is a specific configuration that I found about here.
I have two users that share a common folder:
$ ls /home
> drwsrws--- root my-group ... common
> drwxr-xr-x diego diego ... diego
&...
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0
answers
17
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Does Ubuntu 18.04 create entries in certain groups for the installer by default [duplicate]
WHat are the groups in which when installing Ubuntu 18.04 or 16.04, the installer is made a member by default.
Is adm one such group? WHat about admin? What about sudo?
If 18.04 has separate default ...
0
votes
2
answers
97
views
Permission denied despite being in group that owns the directory
I have an directory to which I've set the permissions as follow:
sudo chown -R root:www-users /var/www
sudo find /var/www -type d -exec chmod 2775 {} +
sudo find /var/www -type f -exec chmod 0664 {} +
...
1
vote
1
answer
275
views
unable to fix udev installation,
ubuntu 20 (focal).
if i try to run
sudo apt update && sudo apt upgrade -y
i get following error
Errors were encountered while processing:
udev
xserver-xorg-core
xserver-xorg-video-nvidia-...
1
vote
2
answers
308
views
New Kubuntu 20.04 user accounts without group memberships
I recently experienced strange problems when creating user accounts on freshly installed Kubuntu 20.04 PCs.
The user account created during installation of the OS works as expected. It is member of ...
1
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0
answers
61
views
Ubuntu 20.04 LTS - Why am I only in one group?
I am experiencing the same problem as noted at:
Why my linux account only belongs to one group?
I am running 20.04 and GDM. I've also:
Followed every suggestion I could find related to disabling ...
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0
answers
137
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Ubuntu 20.10 Lost all files with usermod when added user 1001 to group 1002 accidentally
I was adding a new user {rasa} to my Ubuntu studio 20.10. I was adding rasa uid:1002 gid:1002 groups=rasa (1002)
To the audio group for privileges to change cpu to performance and set jack settings. ...
0
votes
1
answer
68
views
I want to create a shell script wherein each project has set of instructions
I want to create a shell script wherein each project has set of instructions which includes setting different groups to setup for every different clearcase view.
I am facing difficulty as the setview ...
0
votes
1
answer
160
views
Cannot edit file via group permission
there's a system with two users: codera and coderb.
They both belong to group named firma.
However, when one of them creates a file (in /tmp) and changes it's group ownership
to firma, with rw group ...
0
votes
1
answer
66
views
How to add myself to sudoers when accidently remove main user out of the sudo group [duplicate]
I was trying to create a public and private share directory using samba and I ended up accidently relocated my main user to smbshare group and can no longer use sudo commands or log in as root. I will ...
0
votes
2
answers
92
views
How to allow another user in a group to read a file [duplicate]
I need help in this question please I have tried several times. Create a file, /home/jack/secretf7b079, containing the string secret5cd51b. Make sure the file is owned by jack. Use a group to enable ...
2
votes
1
answer
810
views
Can't add group to user
For ROCm 4.0 in Ubuntu 20.04 I need to add the 'render' group to the user. I do this with
pete@black:~$ groups
pete adm cdrom sudo dip plugdev lpadmin lxd sambashare
pete@black:~$ sudo usermod -a -G ...
0
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1
answer
33
views
Writing to a shared partition
I am aware that there are many questions about write permissions and partitions, but I have followed the instructions that I found to the letter and double checked everything I can think of, and I ...
0
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answers
35
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How to add user to another group in Ubuntu? [duplicate]
My current groups:
chris@Host:/opt/tomcat$ groups
chris adm cdrom sudo dip plugdev lpadmin lxd sambashare
If I tried to add to group named tomcat:
$sudo usermod -a -G tomcat chris
but the group is ...
0
votes
1
answer
728
views
Can't add myself to group
Getting into arduino and followed the instructions at: https://www.arduino.cc/en/Guide/Linux
Since I'm having issues writing to the serial port, I did the following as instructed (my username is ...
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1
answer
199
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User Group Change
I have changed the default group of a user using chgrp command. After that I'm getting the error message" 'Username' is not in the sudoers file. This incident will be reported" for basic ...
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answers
58
views
How can I remove all the users and groups associated with removed (purged) programs?
How can I remove all the users and groups associated with removed (purged) programs?
For example, I install exim. It created a group and a user named Debian-exim.
I then use it for a while, and remove ...
0
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1
answer
240
views
Ubuntu 20.04 Default terminal user doesnt have write group access
I am trying to add user123 to group group123. I used the command usermod -a -G group123 user123. When I change to that user it is apart of the correct groups.
When I open the terminal and run $users ...
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1
answer
254
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Using command "chage" for everyone in the group group
How can i use "chage" command to change, for example, minimum number of days before password change for every user in the group?
2
votes
2
answers
2k
views
Permissions group dialout don't apply
I'm using an application that needs to communicate through a usb-serial cable, using /dev/ttyUSB0.
Both /dev/ttyUSB0 and the user who owns the process are in group dialout, and the rights on the port ...
0
votes
1
answer
1k
views
"getent" doesn't show members in the group
If I command id nu, the output shows that the user nu belongs to the group named nuu.
But if check the members of the group nuu with the command getent group nuu it shows as if there are no members in ...
1
vote
1
answer
1k
views
Permission Denied in /var/www/public_html. I am member of www-data
Hi just installed Apache2 on Ubuntu 20.04. Added myself to www-data group.
id prateek
uid=1000(prateek) gid=1000(prateek) groups=1000(prateek),4(adm),24(cdrom),27(sudo),30(dip),33(www-data),46(plugdev)...
0
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0
answers
20
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How to configure group settings for docker admin? [duplicate]
Listing docker containers:
docker ps -a -q
error:
Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Get http://%2Fvar%2Frun%2Fdocker.sock/v1.40/...
0
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1
answer
463
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Recovering a lost user group
Related to this question, I recently detached a disk from a Linux cloud machine (Ubuntu 18.04). When I reattached it to a new VM (also Ubuntu 18.04) I discovered that the user and group information ...
0
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2
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361
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Newly created directories and files are assigned to docker group
so I was recently doing some post-installation steps for Docker and I think it was after I added my user to the docker group by
sudo usermod -aG docker $USER
newly created files and directories began ...
2
votes
1
answer
688
views
Automatically change to nobody and nogroup after deleting a user
I'm currently working on a Ubuntu 20. I have one file owned by the user "usertest" and group "grouptest" (UID=1002 | GID=1003).
-rw-rw-r-- 1 usertest grouptest 0 Jun 29 14:00 ...
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1
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197
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Why there are so many groups on Ubuntu?
It seems I have extra groups that I need to delete because I think they are related to a breach. I should not have any network shares and am on a fresh install. What are the default groups on a fresh ...
1
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1
answer
35
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Group memberships not visible without running su - $USER after new login
I use ubuntu 18.04.
I created a new group:
sudo groupadd group_1
Next I added myself to the group:
sudo usermod -aG group_1 $USER
After logging out and logging in it appears as if I am not a member of ...
1
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0
answers
55
views
Problem with app groups in 20.04
After upgrading to 20.04 the app drawer freaks out when I close a group. I have only 2 pages, but after I open and close a group the system freezes for a second and than shows as if I have more pages ...
2
votes
1
answer
7k
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Webcam not working Ubuntu 18.04
I have installed Ubuntu 18.04, but the applications (Skype, Cheese) says no device found.
I have reviewed several topics on the subject, but none seem to work.
Thank you!
Edit: In a beginning the ...
1
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3
answers
3k
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Why is "usermod -a -G" not adding my user to the group?
I'm using Ubuntu 18.04. I want to add my user, "davea" to the group "www-data". I tried this
(venv) davea@chicommons-laboratory:/var/www/html/web$ groups
davea sudo
(venv) davea@chicommons-...
0
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1
answer
205
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User is in docker group but can't access docker commands anymore without calling `newgrp docker` before
I'm using Ubuntu 18.04.4 LTS as my Desktop system and I usually had the user in the docker group for being able running Docker commands.
It seems that something recently changed and now I can't call ...
0
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1
answer
891
views
Adding an user to www-data group not working
I am trying to add my user to the www-data group in order to be able to edit the files there without admin rights. This is the command I have used to do that:
$ sudo usermod -aG www-data n_user
$ ...
0
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1
answer
514
views
Permission denied for transmission daemon event
I bit my teeth on this problem: I'm trying to set up transmission-daemon with an incomplete and done directory.
Downloading to incomplete does work fine, but for the done directory I receive a ...