1
vote
1answer
16 views

Root is receiving “operation not permitted” error when trying to move a a users .bash_profile

This are the permissions on the RHEL5 machine: [root@server1 belmin]# ls -la | egrep '\.(bash_profile)?$' drwx------ 9 belmin belmin 4096 Sep 16 14:29 . drwxr-xr-x 40 root root 4096 ...
0
votes
2answers
21 views

How to make partitions with in /home/user/ writable by user?

I have a partition scheme like this: / /home/ /home/user/files/ When logged in as user, I cannot save any files at /home/user/files/. The only solution I can find is to create a new subdirectory as ...
0
votes
2answers
26 views

How to give ftp access to sub-directory only not to parent

I want to give SFTP access to user tom for directory /var/www/html/my_project/. while I don't want to give any SFTP access to directory /var/www/html/. currently /var/www/html/my_project/ and ...
3
votes
1answer
21 views

chroot into a sshfs folder

I am trying to chroot into a sshfs-mounted directory: mkdir remoteroot sshfs remote:/ remoteroot/ sudo chroot remoteroot/ but I get chroot: cannot change root directory to remoteroot/: Permission ...
0
votes
1answer
19 views

Convenient way to upload a file to a server's application directory?

I very often need to upload some kind of file to a server, to put some application directory somewhere. Since my user account is of course unprivileged, I generally have to do this: scp file.txt ...
1
vote
1answer
25 views

How does ACL calculate the effective permissions on a file?

I ran the following command to give the wheel group rwx permissions on new files and subdirectories created: [belmin@server1]$ ls -la total 24 drwxr-sr-x+ 2 guards guards 4096 Aug 27 15:30 . ...
2
votes
3answers
51 views

What is the system-level effect of file permissions? [closed]

I know that r means read permission, w means write permission, and x means execute permission in the output of ls -l, like -rwxr-xr-x. But My question is what is behavior difference on operation ...
3
votes
2answers
100 views

Deleted /tmp accidently

Accidently, I ran sudo rm -r /tmp, is that a problem ? I recreated it using sudo mkdir /tmp, does that fix the problem ? After I recreated the directory, In the places section in the sidebar in ...
3
votes
2answers
59 views

Cannot delete File on Fedora

I have a file with following permission: -rwSr-s---. 1 1634630331 1818884080 118784 Jun 29 1970 DailyUpdateClass.class If I try to delete this file with root login, I get error. rm: cannot remove ...
0
votes
1answer
56 views

How do I delete a file in a read-only directory?

I've got a directory and a file in it, with the directory marked as read-only: $ mkdir directoryname $ touch directoryname/filename $ chmod a-w directoryname I cannot delete the file, even if pass ...
2
votes
1answer
59 views

What relationships do tie ACL mask and standard group permission on a file?

At first I create a file and check it's standard permissions and ACL entries: $ touch file; ls -l file; getfacl file -rw-r--r-- 1 user user 0 Jul 30 16:26 file # file: file # owner: user # group: ...
-1
votes
1answer
21 views

A command showing if I have the right to perform writing?

I'm searching for a command which only says if the current user has r-rights (read) on the file passed as a parameter. This command could be something like haveIRights -x <file> and it has to ...
4
votes
2answers
207 views

Should /usr owner be root?

After having installed the MySQL database on openSUSE I realized that for all files in /usr/bin the owner was changed to the "mysql" user of the "mysql" group. Maybe there was some mistake of mine. ...
0
votes
1answer
38 views

Give a user the permission to access files in a directory

I have mounted a volume from NAS storage to my Solaris 10 machine using NFS. I want to give read/write permission for a user to the directories and subdirectories and files. I have tried setfacl -m ...
2
votes
1answer
27 views

Desktop app run by admin user (but not explicitly with sudo) takes file ownership of shared file

Similar to http://stackoverflow.com/questions/15143614/file-ownership-changes-to-root-after-saving-from-a-program-in-ubuntu but I can't use the answer since I'm not running a command-line app as sudo. ...
0
votes
1answer
37 views

Is it viable to have a file with 700 permissions?

I have been wondering about the following thing: Consider Pc A. Pc A has n users. There is a folder with one file per user. There is some sensitive information for each usere there, so you don't ...
2
votes
1answer
44 views

Copy file from USB drive to a desktop loaded via a LiveCD

I have booted my computer using a LiveCD and want to copy a file from a USB drive to the LiveCD loaded desktop. I want to copy a file from the USB drive to the desktop environment in memory, which ...
3
votes
1answer
49 views

Can't create a+r file

Using Debian I am unable to create files that by default has read permission for all users. For example: # umask 0002 # touch test # ls -l test -rw-rw----+ 1 user user 0 Jun 25 18:18 test Is there ...
1
vote
2answers
54 views

Permissions under a 700 (rwx------) directory

If a directory /foo/bar/baz has 700 (rwx------) for its permissions, thereby making it inaccessible to all but its owner (and the superuser), does it matter what the "group" and "other" permissions ...
1
vote
1answer
54 views

Minimum file permissions to delete a file [duplicate]

To delete a file in Linux: What minimal permissions do we need to set on it? What minimal permissions do we need to set on its parent directory?
2
votes
3answers
295 views

User permissions problem Linux

Every time I create a new file from "eclipse", I need to run these two lines of code to get the r/w permission: chmod -R 775 /var/www/folder/filename.extension And/Or sudo chown -R ...
11
votes
1answer
431 views

How is file owner and group remembered for an external drive?

I formatted an external hard drive with an ext4 partition and subsequently mounted it. So that I could use the new partition, I did: sudo chown me:me /mount/directory to change the file owner and ...
4
votes
2answers
97 views

Linux File Permissions Enforce Order

I just ran into something unexpected (for me) regarding file permissions on Linux (Arch Linux). Basically I have: userX in groupX fileX userX:groupX ---rwx---- What puzzles me: I cannot perform ...
5
votes
2answers
73 views

How to backup dir structure ignoring files & dirs without read permission

Any ideas how to back up a directory structure for which there are some files and/or directories for which you do not have permission to read? I'd like to just ignore those, without backup (tar? jar?) ...
6
votes
5answers
799 views

Is there a way in Linux to have one non root user check if another non root user has permissions to a folder / file?

The scenario is this - I have a command line program that might not run as root, part of the requirements is to warn if another user has write permissions to some folder / file e.g. I'm running as ...
0
votes
1answer
49 views

Execute scripts without decrypting them

I have a set of scripts (bash, ruby, python) and want to put everything into a container like file so I can deploy this container on a lot of servers. This scripts need to protect from accessing other ...
-2
votes
2answers
41 views

Clarification on permissions with GID & UID in UNIX

If Test1 & Test2 are users, then Test1 : UID : 501, GID :501, groups=501,100 Test2 : UID : 502, GID :502, groups=502,100 What will be the correct option from below and explain how? Test1 ...
3
votes
1answer
72 views

Two users with different permissions on same directory

Is it possible to give two users different permissions on the same directory? I want to use it for ftp: userFull gets R+W and userLim gets only Read, depending on who logs on. Im getting stuck on the ...
4
votes
2answers
134 views

Is it possible to prevent files created being world-readable?

Assume a user uid=1000 and guids=1000,33,277 is allowed to create a file in the folder /files/. Is there any way I can prevent that the this user allows others to read the file (which are not at least ...
4
votes
2answers
83 views

setting default permissions with setfacl

I am trying to set default permissions on my directory structure using acl. I would like to have following default permissions for directories and for files respectively: drwx--x--- -rw-r----- but ...
2
votes
1answer
187 views

allow user access via ssh to /var/www/

Context: I am creating a gitolite3 hook for a specific repo, which contains some logic and css foo of my website. so what essentailly happens is Content under /var/www/nginx/ looks like: ...
3
votes
1answer
115 views

Help with giving group permissions to other user's files

I'm a linux beginner using Debian 7 and have created a new user (a website) with an htdocs directory like this: $ sudo adduser website $ sudo mkdir -p /home/website/htdocs $ sudo chown -R website ...
2
votes
1answer
123 views

Can one directory be owned by two groups?

Can one directory be owned by two groups (RHEL 6.2)? I have created one directory: mkdir /opt/shared, then I created two groups: groupadd sales groupadd marketing I added manually to each of ...
1
vote
2answers
32 views

Store a file for all users within a group

If user A is member of group foo, is it then possible for A to share a file for all members within foo without root permissions? chown foo:foo file Is not permitted without privileges. A can say ...
1
vote
1answer
92 views

temporarily disabling one's own filesystem write permission

I can't believe there is no simple solution to this (because it seems potentially a very useful feature to me), but so far I couldn't find any. I'd like to be able to (temporarily) turn off my own ...
4
votes
2answers
145 views

modify file ownership for files inside tar archive

I am working as user, and I would like to create a tar archive, which when unpacked (by root) will extract its files with root ownership (otherwise root would have to change the ownership manually for ...
4
votes
1answer
79 views

Sharing a local directory between local users with full permissions

How do you share a directory /home/shared between two users "eris" and "discordia" such that both can access the directory in their respective home directory, e.g. /home/eris/shared and ...
2
votes
1answer
255 views

Can not change permissions of files/directories in a chrooted filesystem

I am using Ubuntu 12.04 LTS 64 bits to chroot into a just extracted to my harddrive (with unsquashfs) Squash File System from a Kali Linux v1.0.5 32 bits pendrive for customizations: luis@Fujur:$ ...
4
votes
3answers
496 views

granting write permissions to a group to a folder

How can I grant write permission to 1 group ? I have 2 users (alex and ben). alex is member of group alex and of group consult. ben is member of group ben and of group consult. I want to grant read ...
3
votes
1answer
1k views

File inheriting permission of directory it is copied in?

I have files created into my home directory with only user read permission (r-- --- ---). I want to copy this file to another directory /etc/test/ which has the folder permission of 744 (rwx r-- r--). ...
0
votes
1answer
72 views

Is it possible to add granular permissions on a folder without installing acl?

I have a folder public_html with several subfolders on Ubuntu 12.04 server. Is it possible to add different permissions on individual subfolders for two new individual users without changing the ...
3
votes
3answers
377 views

Which command to use to find all files/folders with non-default permissions?

Suppose I have a folder, containing other files and folders, and I'd like to find out recursively which subfiles and subfolders have non-default permissions (i.e., not 644 or 755). Which command can ...
1
vote
1answer
54 views

How do I identify the user that is attempting to create a file?

I have a PHP script that is attempting to create a file, but it can not because of permissions. I would like to identify which user the system sees as the one requesting to create the file. I would ...
1
vote
1answer
71 views

What is difference betwen gid and groups

I was wondering about the following behavior: I have three users A, B and C. A creates a folder and changes the group ownership to C's group. mkdir fold chgrp C fold chmod g+rw fold Now I add B to ...
0
votes
1answer
52 views

Explain the “@” symbol in this permissions example [duplicate]

I have a file on my Darwin system and the permissions are: -rwxr-xr-x@ User: read, write, execute Group: read, execute Other: read, execute What is the 11th notation the @ mean? In addition to ...
3
votes
1answer
140 views

What is chmod 6050 good for

Recently I came across to command: chmod -R 6050 /usr/lib/hadoop-yarn/bin/container-executor I don't know what that mean? I know file permissions like 777 etc. in a mode rwx for owner group others. ...
2
votes
2answers
70 views

Why can users delete each others files in this case

I have two users : bob and sally, who resepctively own two files : bob100 and sally100: > ls -altrh /path/to/dir : -rw-r--r--. 1 bob test 0 Jan 7 12:59 bob100 -rw-r--r--. 1 sally test 0 ...
1
vote
3answers
364 views

How can I move a file to another user's directory?

I'm using CentOS 6 and I'm trying to move a file from USER A to USER B but I keep getting permission denied. What do I need to edit to allow to me to put files from one user's directory into ...
0
votes
1answer
57 views

Permissions not extended to user in minecraft group [duplicate]

I have a directory, under /srv: drwxrwxr-x 3 minecraft minecraft 4096 Dec 30 06:23 minecraft Owned by user minecraft, group minecraft. Group has read/write/search permissions. I have a user, ...
6
votes
6answers
191 views

File protection in Unix

Is there a way to protect a file in such a way that even root cannot delete it or rewrite it after creating it? I have a file which is created by root under /var/log/ and I want to restrict all users ...