5
votes
2answers
56 views

Nested POSIX groups in Linux [duplicate]

If I want to add all of the members who belong to the supplemental group web_users to the apache group (as an additional supplemental group) can I just add web_users group to the apache group? Or do ...
2
votes
1answer
69 views

RHEL - Group assigned incorrectly

In our lab, all the LDAP users are assigned to a group vboxusers whose home directory is present in the server. We are using NFS to mount the home directory of an user to the client machines. I was ...
1
vote
0answers
95 views

Udev rule- change group

I would like to change group of /dev/nvidia0. I was write udev rule: KERNEL="nvidia[0-9]", GROUP="video", MODE="0666" But it does't change group, after reboot file is in rootgroup. How do this?
0
votes
1answer
197 views

Which tasks/commands can't be executed with user gid=0 but not uid=0 on Linux [duplicate]

In a Linux server I will have an user with gid=0 but it's uid won't be 0. As there are many commands with root:root and execute permissions for group I know there will be a lot of administrative task ...
1
vote
1answer
75 views

Function of owning group versus ACL group permissions

Given the fact that we can give any number of groups rwx via POSIX ACL's is there any special privileges given to the owning group? For example, we can set any number of users with ACL's but only the ...
4
votes
3answers
421 views

how to login as a member of specific group

i want to login as a member of non primary group to create files whose owner as a member of non primary group of current user. -rwxr-xr-x 2 gowtham gowtham 4096 Sep 5 14:48 defaultNewFile ...
2
votes
1answer
315 views

Adding Windows user to Linux group; possible?

I have a NAS that runs on Linux and I connect to it from my Windows desktop. I noticed that all directory in that drive belongs to user 'root' and group 'root'. That effectively denies me the right to ...
2
votes
0answers
190 views

Samba: system group mapping

I have w2008R2 PDC and Linux server with samba and winbind. Now I'd like to add some domain users to Unix adm group in AD. Let's say I have adm group defined in AD, and every user from this group ...
4
votes
1answer
3k views

Group within group file permissions

I tried finding this on here, but couldn't so sorry if it's a duplicate. Say I have 2 groups and a user: group1, group2, user1 with the following structure: group1 is a member of group 2, user1 is a ...
4
votes
2answers
335 views

Group ID 501 cannot be found

A file in a directory has a Group ID "501" After checking /etc/group, Group ID "501" was not found how is that possible ?
2
votes
1answer
1k views

How do I set permissions for a directory so that files and directories created under it maintain group write permissions? [duplicate]

Possible Duplicate: Make all new files in a directory accessible to a group I have a directory in which collaborative files / directories are stored. Say directory abc is owned by root and ...
5
votes
1answer
85 views

assigning files of a group to another one

I want to delete a group using groupdel command, but before doing this I want to assign all files belonging to this group to another one is there a way to do this? I know that I can use find / -gid ...
6
votes
2answers
2k views

linux permission, group member cannot write even with write permission

The logged in user is a member of a group that has a write permission on a folder. But when this user is trying to write something, "permission is denied". The log below summarizes the question: ...
13
votes
2answers
26k views

How can I change a user's default group in Linux?

Being new to Linux administration, I'm a little confused about the following commands: useradd usermod groupadd groupmod I've just finished reading the user administration book in the Linux/Unix ...
6
votes
2answers
3k views

What are the allowed group names for groupadd?

I followed these instructions to build Shadow, which provides the groupadd command. I am now getting an error when trying this: $ groupadd automake1.10 groupadd: 'automake1.10' is not a valid group ...