Short for "file system permissions" - access control based on user, group, or global access.

learn more… | top users | synonyms (2)

9
votes
4answers
21k views

Permission denied on ~ even though owner listed as me

Somehow, I managed to chmod and chown my ~ into oblivion. When I attempt to login through the shell, I get bash: ~/.bashrc : Permission denied Even after (as root) I've run chown -hR nroach44 ...
2
votes
2answers
809 views

Users Restriction ( Limit On Executing Files )

I want to create a user in such a way that he/she cannot execute any file i don't want users to have " x " permissions of any file they create i m using Ubuntu 11.10 UPDATE i tryed chmod 700 ...
0
votes
1answer
375 views

Assigning permission to C++ program

I'm trying to run a program in C++ compiladom in Ubuntu, but is giving permission denied. I tried chmod 755 file but does not work. How do I solve this?
2
votes
7answers
6k views

Can't write to NTFS formatted drives

I'm not sure what has happened, but I've all of a sudden lost write access to any of my NTFS external drives. I installed a few games and apps from the software center, and now I can't make new ...
14
votes
4answers
31k views

Mount NTFS partition at startup, with non-root user as owner

I'm currently mounting an NTFS partition at startup using the following line in /etc/fstab: /dev/sda3 /media/data ntfs nls=iso8859-1,umask=000 To my Ubuntu 11.10 installation, ...
1
vote
1answer
184 views

Have put me out of admin

Installed a new user and then tried to create one with the name root, because sudo nerves. Didnot work and i have learnt in the meantime, this is not possible. I am now unable to login into user ...
5
votes
1answer
154 views

Setting A System For Public Use

I am setting a system up for public use I want to set some rules on the usage of computer so that the users are restricted to some particular areas of the system and they don't play with sensitive ...
25
votes
9answers
92k views

How do I get permissions to edit system configuration files?

I can't seem to edit and save config files in the root system (eg: /etc/dhcp/dhcpd.config); it just says "permission denied" or the save option is blocked in the text editor. I'm pretty sure I'm a ...
2
votes
1answer
974 views

Is there a difference between using setuid()/setgid() within a program and invoking it with sudo -u xxx -g xxx?

Consider this python script, which invokes HandBrakeCLI, a program that attempts to read from the dvd drive: invoke.py #!/usr/bin/python import sys import os import subprocess as subp import ...
0
votes
1answer
761 views

Permission denied for many directories with Rsync

I'm using Rsync to backup an Ubuntu Server server. I'm getting a lot of permission denied messages. Is there a command I can use to see exactly what directories were denied? I could scroll back up ...
3
votes
1answer
6k views

Why can't I copy files to a USB drive partitioned by GParted?

I just formatted a brand-new USB external hard drive with a single ext4 partition using GParted. I want to back up my files so I can do a fresh install of Oneric on my only machine. Natty mounted the ...
2
votes
1answer
886 views

Are there consequences to running 'sudo chmod u+s /sbin/shutdown'

I want to do this so that gShutdown application can shutdown the system when I'm not there to enter a password. But I've read on forums that changing linux commands with chmod can cause problems in ...
0
votes
4answers
4k views

Apache2 doesn't give files away

what could it be a reason for such an error: If I go: http://myhost/munin/ I get 403 Error: Forbidden. You don't have permission to access /munin/ on this server. Permissions for files are the ...
1
vote
3answers
4k views

installation of driver permission denied

I am trying to install a driver but after antony@antony and password etc cd /home/you-user-name/Downloads and then typed ./ati-driver-installer-11-12-x86.x86_64.run I get permission denied. Can ...
1
vote
2answers
808 views

Ubuntu Network Permissions

I am too lazy to get up off the couch to walk over to my Ubuntu 11.04 box to change some file permissions. I realize asking this question takes more effort than getting up, but curiosity got the ...
0
votes
1answer
2k views

Can't change file permissions on External Hard Drive

I have recently installed an external hard drive USB on my Ubuntu 11.10 Server but I cannot use Apache to allow web browsing. I think it is a permissions problem but I cannot change the permissions ...
0
votes
1answer
242 views

Cron Job and permissions

I have set a cron job to execute a bash script. If I change the permissions of the script to (Others: None) will it still be executed? Thanks a lot
3
votes
0answers
10k views

Why can't I execute any .sh scripts? [duplicate]

Possible Duplicate: How do I run .sh files in Terminal? When I try to run a .sh script in Terminal it says I have no permissions to do that. And when I try to run an executable nothing ...
11
votes
4answers
107k views

How do I set read/write permissions my hard drives?

I've recently installed Ubuntu 11.10 on my laptop, but I can't do anything with my 1.5TB external drive, and my 500GB because I don't have write permission. Are there any specific commands I can use ...
0
votes
1answer
389 views

Executing adb from php

I am trying to run adb from PHP using: exec( 'adb devices', $output, $return_val ); but I get 126 error. I think the problem is that php is running as 'www-data' user and does not have permissions ...
0
votes
1answer
688 views

Home folder has limit on size, how to remove it?

How to understand that picture? home 6.4% and user folder 100%
1
vote
3answers
1k views

How do I set the permissions for newly created files?

I have setup apache and php and i work in /var/www so i've changed the permission of this folder owning it from my user and giving all others users read-only access. But when i create new files using ...
0
votes
1answer
254 views

Is it possible for a directory to change permissions of the files that are added to it?

I have a directory and I want all files that are put in it to have the permissions of **5. In other words I want the permissions of the owner and group to stay the same but the permission to be read ...
10
votes
2answers
9k views

What's an upper 'T' at the end of unix permissions?

What's that 'T' in the permissions mean, and how does it work? Is it related to this 'sticky bit' thing I've heard about but never quite understood?
2
votes
2answers
4k views

Changing ownership of home folders

Okay, so I have a bit of a self-created problem. We were running out of space for SVN, so I moved our home folders to a new (much bigger) partition. This seemed to work fine at first, and SVN itself ...
0
votes
0answers
7k views

Error setting permissions : read only file system on local drives [duplicate]

Possible Duplicate: How to change permissions to the other drives in a hard disk? I installed Ubuntu 11.10 recently, alongside Windows XP. I can't change the file access permissions for ...
6
votes
1answer
19k views

Samba share read only for guests, read write for authenticated users

Is it possible to have a samba share read only for guests, and read write for authenticated users? If I put guest ok on an share then I am not prompted for a password, and effectively logged as ...
2
votes
1answer
11k views

How to change permissions to the other drives in a hard disk?

I have dual booted with XP and Ubuntu 11.04. Later I formatted Ubuntu partition with 11.10 now I have three drives one for XP other for UBUNTU and other for data when I log in into UBUNTU I am unable ...
1
vote
1answer
2k views

How to grant file permission in /dev directory permanently? [closed]

I have a file /dev/ttyS0. And every time I boot, its file permissions are changed to default (unwritable) by the system. So, I have to run a chmod command every time I boot-up. How can I change its ...
0
votes
1answer
949 views

Unable to mark file as executable [duplicate]

Possible Duplicate: How to 'chmod' on an NTFS ( or FAT32 ) partition? Using ubuntu 11.10 64bit. Unable to mark files as executable if the files are in windows partition. But, ...
1
vote
2answers
7k views

Any way of maintaining permissions when using NTFS mounted drive in Ubuntu?

In my web development work, I use Ubuntu almost exclusively. But there are occasions where I need to boot up Windows -- to check a layout in IE, to reslice a comp in Photoshop -- and I want to be able ...
1
vote
0answers
699 views

NTFS exec mount rights [closed]

I have a problem: To let binaries run right from my NTFS flashdrive, I have to umount it and then manually mount (namely, $ mount -t auto /dev/sdb1 /media/Flash works well). I don't want to hardcode ...
0
votes
1answer
482 views

Permissions issue uploading to server via FTP client despite user having all permissions

I set up a new Ubuntu server with one user to whom I granted full permissions by adding jsmith ALL=(ALL) ALLto the /etc/sudoersfile. The idea being that I would be able to never log in as root and ...
1
vote
3answers
1k views

Lost all permissions to my NTFS partition

I have lost "Write" permission for myself, and all other permissions for 'Others' and 'Group' on my important NTFS Partition(Contains all my Data). Any amount of Chmod(ing) or using the GUI to set it ...
3
votes
1answer
3k views

How to change files permissions from a different hard drive?

I installed yesterday ubuntu 11.10 on my 80GB hard drive and i can't change files permissions on my second hard drive. How to fix this? ps: i have dual-boot with win7 mount: /dev/sda5 on / type ...
0
votes
1answer
5k views

How can I change the permissions of a mounted window share?

I have a Windows partition which I can easily access using Nautilus. It automatically gets mounted at /media deel@ubuntu:/media$ ls -l total 16 drwx------ 1 deel deel 16384 2011-11-16 10:33 New ...
2
votes
2answers
2k views

My computer set my external hard disk as read-only after I upgraded it to 11.10

I have an HP Compaq 6910p that I upgrade into 11.10 a month ago. It works nicely with only one disability so far. I can't change anything in my external hard disk. It is connected through a USB 3.0. ...
0
votes
3answers
25k views

How do I change my user permissions to edit /etc/apt/sources.list?

I need to alter sources.list I am able to make the changes but it will not save, keeps saying I don't have the permissions to do that.
1
vote
2answers
495 views

How can I change a set of files Permsissions from Root to user

I copied A set of BlueJ files from /usr/share/doc/BlueJ to a ~/BlueJ directory however the files in folders are set to root permission and read only I need to be able to read/write them. So in BlueJ ...
1
vote
1answer
1k views

GUI for setfacl or other NTFS equivalents?

I would like to setup a small office network based on ubuntu machines to replace the current based on windows. One of the requirements is to setup a samba share for file sharing. The problem is that ...
5
votes
3answers
5k views

Accessing files in a directory without x-permission?

I am having a bit of trouble understanding what the execute permission means for directories. Do I understand it correctly that anything in a directory for which a user does not have x-rights is ...
2
votes
1answer
75 views

Unable to do administrative tasks/install packages

I've installed Ubuntu 10.10 using Wubi, but it doesn't seem that I have proper priveleges or something to install software or do other administrative tasks. If anyone has any suggestions, tips, ...
4
votes
2answers
24k views

How do I get root access to hard drive from livecd?

ubuntu 11.10 has faffed up on me, It wont let me get passed the login-screen ( i have been searching around online the last two days and none of the proposed solutions worked) as at this point I dont ...
3
votes
1answer
640 views

How do I allow a user access to one specific directory and its contents?

I am using Ubuntu Server 11.04, how can I make it so a user can only access /var/www/site1?
9
votes
2answers
30k views

Can see samba shares but not access them

For the life of me I cannot figure this one out. I have samba installed and set up on the ubuntu box and on the Win7 box I CAN SEE all the shares I created. I created two users on ubuntu that map ...
7
votes
1answer
2k views

How to make a directory with permanent permissions different from default

I have system-wide default permissions set with umask 027. I am in the need to make a directory whose sub-directories would need 775 permission and whose files would need 664 permissions and make ...
5
votes
4answers
1k views

Why can any user read the content in my home directory? [closed]

Why is it that the default setting makes it possible for user A to look in the home of user B and vice versa? And furthermore... That user can not only look into the home of another user, he can also ...
1
vote
1answer
119 views

Can't save the config file turtlebot_node.py because I don't own the file

I have installed turtlebot on my robot and also on the desktop. I am using the software on a 4XXX roomba. The baud rate is the same as the turtlebot. But, the port is not the same. I have tried and ...
0
votes
1answer
1k views

May not use chown to change group of a file I own

[Already solved by OP: See answer.] I had some code running on an old version of Ubuntu (Karmic Koala). Machine was rebuilt to Ubuntu 11.10, and now my code falls over. It is doing the equivalent of ...
1
vote
1answer
243 views

I need to grant permission to my export directory to write to webserver, but I don't know what that is

I am installing a rather complicated program that writes to a directory and this directory needs to be able to write to my webserver. My instructions say this: Grant php/export directory ...