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

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9
votes
1answer
51k views

How can I set up Samba shares to only be accessed by certain users?

I have a RAID10 array mounted on Ubuntu Server 12.04. I have created a few folders within the mount point and want the following functionality. There will be 4 users, 3 of them are windows users: ...
2
votes
3answers
317 views

chown - Difference between user and user:user

What is the difference between: sudo chown $USER:$USER and sudo chown $USER Why is it 2 times? Is the one user wrong? When I look at permissions with namei -l, I often see things like root root ...
1
vote
1answer
217 views

bash: ./name.exe: Permission denied

I want to execute a program in Ubuntu 12.04...but when I type ./programname.exe it makes error: bash: ./gbat.exe: Permission denied and I typed "chmod +x programname.exe" , but it doesn't fix ...
0
votes
2answers
25 views

Sublime Text 3 authentication question when saving document

I am using Sublime Text for web developement. Every time I try to save changes (Ctrl+S), the authentication window pops up: Authentication is needed to run '/bin/cp' as the super user Obviously, ...
1
vote
1answer
54 views

How to create a SFTP (SSH) User with extremely limited permissions

i run a server on Ubuntu Server 14.04. I want to create a user that is able to connect via sftp, download 1 file and terminate the connection. The user should not be able to do ANYTHING else. Browsing ...
1
vote
1answer
602 views

Error:[Brasero Disk Burner]: You do not have the required permissions to use this drive

I just installed Ubuntu 11.04 and then installed some programs. Now, When I run the "Brasero Disk Burner" for creating an image from a DVD, It gives me an error: The image could not be created at ...
0
votes
0answers
12 views

How do I make myself admin? [duplicate]

My dad made himself admin, and locked me out when he gave me this computer about 5 years ago (running Ubuntu 12.04, can't update). He no longer has his sudo password, and now I can't install new ...
0
votes
1answer
23 views

Can't access a partition I've created

I've spent 4 hrs going through all the relative forum q&a's and I still cant fix my problem. I am very much a newbie I've created a partition /dev/sda2/ at /mnt/sda2/. Its an ext4 partition and ...
0
votes
0answers
19 views

CIFS client behaving as root on server

I have a CIFS client w/a regular user. I have a SAMBA server where the only user is root. I want the user on the client system to be able to access the files on the remote server as root. So far I ...
1
vote
1answer
455 views

Delete files on HDD while using LiveCD

I've got a little problem. After installing the latest upadates Ubuntu 13.10 (IIRC) and rebooting, I can access the GUI log-in interface, but after entering my password the monitor remains black with ...
0
votes
2answers
8 views

Permission denied error during “hadoop namenode -format” command

I am trying to install single node hadoop cluster using this tutorial. I followed all the steps as mentioned the above link says but I am not able to format the namenode using command hadoop namenode ...
1
vote
1answer
3k views

Install font Tahoma in ubuntu

When I installing font Tahoma, with this code, i have 2 errors (permissions denied). Sorry for my English. : ) tomasz@TomaszPC:~$ cabextract -F 'tahoma*ttf' IELPKTH.CAB IELPKTH.CAB: WARNING; ...
1
vote
1answer
71 views

Passwordless ssh error

I am trying to enable passwordless ssh for Hadoop 2.6.0. The method I tried is as follows: ssh-keygen -t dsa -P '' -f ~/.ssh/id_dsa cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys I also ...
0
votes
0answers
18 views

Admin password recovery [duplicate]

I can not recover the admin password have tried all the steps, included in the blog by they all do not work keeps putting up password augmentation, password unchanged.
0
votes
1answer
10 views

Allow users in the “exampleuser” group to run su -c exampleuser

I want to modify sudoers so that users in the group www-data can switch to the user www-data without a password. I know it is possible, but I don't want to break my system. Here's what I have so far: ...
0
votes
2answers
40 views

Problems with accessing applications under /var/www

I have Ubuntu 14.04 installed. The DocumentRoot is /var/www/html When I type in my url address, it works fine: My test file shows up. When I try an application I installed under /app1 and /app2, ...
0
votes
1answer
18 views

Problems with permissions with squid3

I have been trying to get squid to work. I have a configuration for the cache to be created in the directory /var/cache/squid3/. However, I get this error when running squid with the "-z" tag (It is ...
1
vote
1answer
3k views

Apache AH00035 error: is it possible to place site directory on a mounted media without losing security?

I tried to put site files on an encrypted disk that's mounted to /media and got (13)Permission denied: AH00035: access to / denied (filesystem path '/media/username/partition') because search ...
0
votes
3answers
533 views

Wordpress can't upload files

I have installed LAMP stack and Wordpress on a local apache2 server using the tutorials here- ...
39
votes
3answers
35k views

What is the “sticky bit” (t permission) and why does /tmp have it?

When running the command ls -ld /tmp, the output would be: drwxrwxrwt 30 root root 20480 Mar 11 14:17 /tmp So I have two main questions: What is the letter t after the permissions? As far as I ...
0
votes
0answers
22 views

How to whitelist commands to certain users in Ubuntu

I have heard that there is a way to whitelist certain commands to users in Ubuntu. Such as allowing a user to run rm but not rm -r or rm -f. Hope someone can help.
2
votes
1answer
27 views

Change Folder/File Permissions for HIDDEN Subdirectories

This question is very similar to Change Folder & File Permissions for all Subdirectories , which worked for me completely when the folders weren't hidden. However, I have a hidden folder (call it ...
0
votes
0answers
20 views

how can I link virtualhost to /root/myfolder

I have change /var/www/html to /root/myfolder in /etc/apache2/sites-available/000-default.conf. But when I try to access website I get "forbidden" error. I tried adding permissions to /root/myfolder ...
-1
votes
2answers
31 views

How to move files on Computer freely? [duplicate]

so I'm new to Ubuntu and I get frustrated everytime I need to move/delete/rename files on the computer drive I need to go through the terminal and go 'sudo ... ' .. is there a easier way to do it ...
11
votes
2answers
681 views

What is the Ubuntu equivalent of OSX `chmod -h` flag?

In OSX I can set the permissions of the symlink itself (instead of the thing it points to using the -h). From the man page: -h If the file is a symbolic link, change the mode of the link itself ...
2
votes
0answers
40 views

How to add flags and/or arguments to a command in the 'sudoers' file

How would I add flags and/or arguments to allow users in the sudoers file to run certain parts of commands, such as only allowing a user to run sudo rm and not sudo rm -rf? I am using 14.04. # # ...
0
votes
1answer
25 views

Restore permission default of /usr folder [duplicate]

I ran a stupid command: sudo chown -R ngoclb:ngoclb /usr. Then I couldn't use sudo command and login to Ubuntu. To fix this issue, I using recovery mode to chown /usr to root (sudo chown -R root:root ...
0
votes
1answer
22 views

How to add directory bookmark when the parent directory is not readable?

In file dialogs and file managers, it's possible to add bookmarks representing directories, used similar to other "places". To add a bookmark for a directory, I have to enter the parent directory and ...
1
vote
1answer
20 views

Any way to force files to inherit owner permissions from parent directory?

Is there any way to force a file, created within a directory, to inherit ownership from the parent directory? I tried the sticky bit, but that doesn't seem to work. Example of what I'm looking for: ...
3
votes
2answers
83 views

Certain commands not working for a user with sudo after adding to `sudoers` file

I cannot seem to allow the user (In this case Ruby) to run sudo rm -rf, sudo rmdir, or sudo mkdir. I have tried it with other commands and it works fine allowing that user to run sudo apt-get update ...
1
vote
1answer
37 views

After Permission & Ownership Changes system starts giving me errors

All problems started when I changed ownership and permission with gksu nautilus from the ETC and SBIN folder after realizing what I have done I followed some online threads I've put back chmod and ...
0
votes
1answer
3k views

Unable to Login as root after mysql service restart

I installed mysql on Ubuntu 14.04 LTS like: sudo apt-get install mysql-server libapache2-mod-auth-mysql php5-mysql after completely removing mysql with: sudo apt-get remove --purge mysql-server ...
1
vote
1answer
24 views

Creating a 'public' group for accessing programs throughout the OS

You see, I have xampp, Android SDK installed in /opt/ directory as root. Now, the problem is, this machine is being used by 2 people (my sister and me) and even she uses them both. The problem arises ...
1
vote
2answers
12k views

Permission denied in FTP even though I'm the owner

Okay, so I've tried my best at finding the answer to this by searching and looking through possible duplicates, but I just can't so forgive me if it's out there somewhere anyways. My issue is as ...
0
votes
1answer
29 views

Permission denied for shared drive

Fairly new to Ubuntu; I'm trying to share a drive containing video files on my tower with two laptops, all running 14.04. When I go into the network and try to open the drive, I get the following: ...
0
votes
1answer
1k views

samba: create mask & force create mode can't set group write bit

Tried all combinations for create mask and force create mode. Regardless of this, all created files got "rw-r--r--" instead of "rw-rw-???" (I don't care about "others" permissions). smbd version ...
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
0answers
22 views

Can't change folder permissions using `ispconfig` [closed]

How can I change the permissions for all my folders . Note: I have root access to my server. P.S. "Opération non permise" = "Operation not permitted" lsb_release --short --codename&&uname ...
4
votes
4answers
410 views

Is it OK to mount a partition to /home/

My office system's HDD capacity was 500 GB, but the usable space was only around 100 GB. When I analysed disk I found that some of the space was used by boot and swap and the rest was used by an empty ...
-1
votes
0answers
14 views

Regarding user permissions

i want to create user with limited user user permissions like USB port allows only printers and browser allows only specific site like that.please provide me solution for this.
0
votes
0answers
20 views

Ubuntu admin user privileges error

When trying to change settings in the network toolbar dropdown, I get this error: Connection activation failed (32) Not authorized to control networking.` When trying to mount a USB drive: Unable ...
3
votes
1answer
46 views

Suddenly can't run sudo

I didn't do anything on the computer except Internet for a few days and suddenly when I tried to do: $ sudo apt-get update I got: sudo: effective uid is not 0, is /usr/bin/sudo on a file system ...
2
votes
3answers
212 views

What does `pbrun -u [username] dap' do?

What does pbrun -u [username] dap do? I tried to search for the dap option, but not sure exactly what this dap stand for and its functionality.
1
vote
0answers
37 views

How do I get write access to my external hard drive?

I have recently formatted an external hard drive for use with Ubuntu 14.04 using GParted. I formatted the drive to Ext4, and everything seemed to work until I tried to copy files to the drive, at ...
3
votes
1answer
34 views

Permission denied (failed to create pid) when starting SphinxSearch

When I try to start the SphinxSearch service like this /etc/init.d/sphinxsearch start or this sudo /etc/init.d/sphinxsearch start I get the following error Starting sphinxsearch: Sphinx ...
0
votes
0answers
17 views

Permissions when installing brackets.io

I recently installed the brackets editor and was wondering what the best approach to handling the file permissions is. I tend to edit php/html files that are located in my /var/www/html and I'm ...
0
votes
1answer
28 views

How to add .bgl to GoldenDICT

I am trying to add a glossary to my goldendict. First I opened the .bgl's containing file which in this case was a .exe one and extracted the files. Then I used chmod to change their permissions to ...
-1
votes
1answer
28 views

MATLAB R2014a permission denied problem

i have installed matlab r2014a on my pc, it was all ok during installation, but at the end when i try to lunch the programm without sudo permission i have this error message: ...
1
vote
1answer
30 views

Where is the unlock full access in filemanager on Aquaris Ubuntutouch?

I use the File Manager version 0.4.386 and I don't find the "unlock full access" button. It is not in the field with with new file and properties. I don't know why. If somebody could help me that ...
0
votes
1answer
23 views

Execute scripts and Java programs from apache/PHP

I'm trying to allow apache and PHP to execute a script I have written that is located in /usr/local/lib the script in question is called "pathy" has been added to the path in my .profile, and I can ...