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

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1answer
72 views

How can I access and backup ~/.gvfs and ~/.cache/dconf?

I am creating backup and after completion I got this.. Could not back up the following files. Please make sure you are able to open them. /home/vinay/.cache/dconf /home/vinay/.gvfs I ...
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0answers
45 views

Ubuntu 14.04 server; permissions being reset

For some reason about once or twice everyday the permissions of my files in /var/www are changed from 755 to something else that forbids public viewing from the web broswer. I have no idea why web ...
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0answers
16 views

How do I log into root? [duplicate]

I can't log into root as login fails whenever I put the correct password in. How can I Change the password? How do I login? I kinda a noob with Ubuntu terminal.
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0answers
64 views

Samba: change primary group for domain user mapped with winbind

I use the setup that utilize mixture of local and domain accounts. Local accounts: for Domain users that poses local user on UNIX box I use static user map file. These users are mapped correctly. ...
0
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1answer
199 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 ...
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0answers
47 views

Configure Truecrypt to work seamlessly

OK, this question shows how to install Truecrypt on Linux. But how to configure it correctly in Ubuntu 14.04, so it works fine: a normal user should be able to mount a truecrypt volume without the ...
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0answers
55 views

How do I Access Shared Files on a Samba Domain Controller from Win 7?

I set up a Ubuntu 14.04 Server as a domain controller. A Windows 7 client can join the domain, show the Samba shared directories in the network but cannot open any of them except the user's home ...
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37 views

How to allow non-admin users to format and repartition USB drives?

I'm using Ubuntu on a work environment with several users. From time to time, as the administrator, I'm asked to repartition or format a pendrive, because Ubuntu won't allow the normal users to do so. ...
0
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1answer
58 views

Automated installation of “ubuntu-12.04.1-server-amd64”

The physical server contains two HDD, and Raid1 mirror relation has been established between them as shown in attachment. In ks.cfg , the information related to partitioning as as follow: #Partition ...
0
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1answer
48 views

Permission error trying this backup script

I am trying this Backup Shell Script from the server guide. Granted it's for my desktop running Xubuntu 14.04. The NFS is mounted and accessible. The script has been created and edited with the ...
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3answers
35 views

copy+paste problem from root to partition folder

I am trying to copy some folders from my portable hard drive to one of the partitions. The paste button is not working in the destination folder and whenever I am trying a drag-drop with my mouse, it ...
0
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2answers
471 views

how to give read, write and modify access to folders and files in my home directory mutually to other users on same computer?

I want to give access to some folders in my home directory to another user on the same computer and vice versa. how do i do this? right now the other user is able to see the contents but is not able ...
4
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4answers
230 views

Accidentally did “chmod -777 / ”

I accidentally did chmod -777 / now I can't access anything, when I restart a dialog shown like "your graphics is set to low", after giving ok, then there is a option " exit to login screen" when I ...
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2answers
47 views

Gimp options on Unity panel greyed out unless sudo

I'm using Gimp2.8-2.9 on 13.10 and all of the drop-down options to modify a photo from the unity panel menu are greyed out unless gimp is run as sudo. I can only assume this is a permission issue. ...
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0answers
38 views

Supervisor + Ruby: Can't get supervisor to run my ruby script

I figure this is a simple issue. Permissions or something that I've overlooked and can't seem to find. However, I've just learned how to use supervisor. Long story short, I run Ubuntu 12.04 server ...
1
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1answer
26 views

change permission to read write and execute

How do I change the following folder shown below "manage" to read write and execute permission? What should I do? drwxr-xr-x 2 root root 4096 May 22 08:15 /var/lib/iHRIS/sites/manage I used the ls ...
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1answer
195 views

Permission when running script in Vagrant using Vagrantfile

I have created a vagrant box for running rails applications and I have managed to create it manually. My next step was to create a shell script that I can include in the Vagrantfile so when creating ...
0
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1answer
103 views

Change Folder Permissions and All Sub-Folders

I'm working on a PHP website at the moment and I'm doing a LOT of writing to files and directories. Whenever these files are made, they're automatically owned by Daemon and I have to go into Terminal ...
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0answers
103 views

Samba guide says that samba 4+ does not use “security mode”

I tried thsese settings: force create mode = 0770 force directory mode = 0770 But this only affects creation of files and directories. What can I do to prevent samba users from changing ...
0
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1answer
60 views

bind fatal error cant open custom log

I have been having problems with bind9 on 14.04 LTS sudo service bind9 start produces next log May 20 21:47:46 c1 named[1110]: starting BIND 9.9.5-3-Ubuntu -u bind May 20 21:47:46 c1 named[1110]: ...
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2answers
40 views

Files transfered from Windows have owner “Nobody”. No file can be openned through Ethernet by Windows

After installing Ubuntu 14.04 there is a problem with my local network. In Ubuntu I can copy or open any Windows file from another PC by Ethernet. From Windows I can only copy files in both ...
6
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1answer
724 views

How did this exploit allow write access to root owned files?

For a computer security assignment at my university I need to find and understand an exploit that works on ubuntu 10.04. I have already found and tested one on an Ubuntu 10.04 machine (that I own) ...
3
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1answer
112 views

How to edit a protected file if I have no direct access to the filesystem?

I changed the brightness of my machine by editing the /etc/rc.local file and adding this line echo 10 > /sys/class/backlight/nv_backlight/brightness before exit 0. After reboot I can see that it ...
2
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1answer
47 views

How to refresh privileges on a script?

I have an script that modify files and group permissions. But it doesn't bring effects 'till I close the session and open a new one. Instructions where permissions are changed: sudo groupadd ...
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0answers
29 views

Unable to save via Samba share to Ubuntu VM

I have a Ubuntu Virtual Machine running with VirtualBox on my Win7 laptop and I connect to the filesystem in Windows via a Samba share. This all works fine. However, I am unable to edit a file on ...
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0answers
62 views

Read-only file system error when I try to create a new directory

I have this problem when I do: sudo mkdir /media/virtual_1 sudo: unable to open /var/lib/sudo/noob-scientist/0: Read-only file system mkdir: cannot create directory `/media/virtual_1': Read-only ...
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0answers
12 views

12.04 w/3.2.0-60-generic boot fail

I am NEW to Ubuntu, speak to me as if I'm an elementary student. I DO NOT KNOW HOW TO reprogram or edit code, but I could do it if I'm given step by step instructions. I was helping a friend with ...
0
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1answer
27 views

Accessing from another System with the same user

I have 2 Linux on the same pc, one is Ubuntu and the other is CrunchBang. I set the same value as user and password for both. Now I am on cranchbang partition and can access to to ubuntu partition ...
1
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1answer
36 views

What does ? in output of ls -la mean?

I'm having trouble with my webserver an noticed that the output of ls -la /var/www contains irregularily ? instead of permission digits, e.g. $ LANGUAGE=C ls -la /var/www/ ls: cannot access ...
1
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1answer
50 views

Changes to sudoers have no effect. Following basic Ubuntu tutorial

I'm following along the Ubuntu sudoers tutorial. Here's my exact /etc/sudoers file (screenshot instead of code block because the formatting was getting messed up). Notice the lines at the bottom ...
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0answers
70 views

sudo not working after rsync - unable to open /etc/sudoers: Permission denied

Bought a new drive. Formatted to ext4, mounted the partition and ran sudo rsync -aAX --delete /* /mnt/ --exclude={/dev/*,/proc/*,/sys/*,/tmp/*,/run/*,/mnt/*,/media/*,/lost+found} This moved all my ...
0
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1answer
48 views

I have formatted an external HD in ext4. But now I want all my linux PCs to be able access it

I am using Xubuntu 14.04 AMD64. I just bought an external HD. I have wiped everything in it and formatted to ext4 the whole disk. Now the only owner is root, I cannot create folders or copy ...
2
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1answer
87 views

Symlink error “This location could not be displayed”

Just upgraded to 14.04 (and it wasn't super easy, had a number of issues to fix...) I have a few external hard drives with video files. In my ~/Videos/ directory I had symlinks to those drives ...
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0answers
42 views

User has no permissions in sftp

I installed LAMP in my Digital Ocean droplet. I have successfully logged in to SFTP. However, when I try to do anything in my /var/www/html/ folder it says permission denied. It may be worth ...
0
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1answer
64 views

You are not the owner

While upgrading to 14.04 my PC lost power. Then I couldn't boot at all. I used a flash drive and then ran a check on the file system. Now I can see all the files I want to recover even though I can't ...
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0answers
82 views

Permissions to copy, move, save, save as, etc in Ubuntu 14.04 LTS

I'm very sure this is probably a duplicate question, and/or is going to be taken as me asking for root privileges or whatever and just about everyone is going to say "...shouldnt do it..." or ...
1
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1answer
87 views

Grant permission for new created files inside folder automatically

I have a folder which permission is set to 777 but when I add any files or folder unziping in that folder. Extracted files or folder permission never change . For a clear picture: -> Distination ...
0
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1answer
50 views

Can't access uploaded image to generate thumbnail in PHP [duplicate]

I had trouble fixing the file uploading, but then I ran chmod a+w /var/www and it worked - files were being uploaded to my specified directory. However, my script also generates a thumbnail ...
1
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1answer
181 views

Upgraded from 12.04 LTS to 14.04 LTS, Spamassassin Upgrade Issue

I recently upgraded my server from 12.04 LTS to 14.04 LTS. Mostly everything went well. However one thing isn't working for me and I'm trying to figure out what I missed. I re-visited the settings ...
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0answers
26 views

Folders randomly locked

I downloaded a movie using headless Deluge on my home server from the client interface on my laptop, both server and laptop run Ubuntu 14.04. The movie is downloaded into /var/lib/deluge and then ...
0
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2answers
69 views

user postgres cannot access drive even after permissions and group membership are provided

I have been working on this for the better part of the morning. So I upgraded to ubuntu 14.04 last night, and that went smoothly. But there is an issue with the postgres user and access to my ...
4
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2answers
76 views

How to create two users who can read files of each other?

How to create 2 users a and b from shell, that will be able to read files of each other( say a can read the files of b, and b can read the files of a) . sudo adduser newuser sudo passwd newuser
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0answers
174 views

14.04 Fstab / SAMBA permission issue

I messed around with Linux a few years ago, but am just setting up a new media server at home. I've spent a day and a half trying to get SAMBA working. Had a breakthrough today - just need to do ...
0
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1answer
27 views

Kodak Hero 5.1 Scanner Permissions on Ubuntu 12.04

I have a Hero 5.1 AIO Printer/Scanner and use Ubuntu 12.04 LTS. Printer works fine but I can only use scanner in sudo mode. I have added my username by sudo adduser les scanner but still no luck. ...
0
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1answer
28 views

Why is nothing working right here?

I used the Crouton method via Ray Waldo's website to get the Linux OS. I have it and at first it looked ok but there are problems already. When I switched back, Steam won't launch, I have no way of ...
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0answers
18 views

how to make an admin app available to a standard account

I have some software installed in an administrative account which I would also like to make available to a standard account ~ Picasa for instance.. Do I have to duplicate the software by installing it ...
6
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3answers
579 views

What does tar's -p (preserve permissions) flag actually preserve?

What does the -p flag actually preserve when creating and extracting a tarball? Is it the rwx permissions it preserves? When I created a htdocs/ tarball owned by root, extracting it to my local ...
0
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1answer
81 views

How can I set different permissions for files and folders separately?

I want to apply 644 permissions only for all files in current directory, and 755 permissions only for subdirectories in current directory with chmod
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0answers
14 views

Failed to delete files on my ext4 partition

after upgrading from 12.04 to 14.04, a new partion was created. I can mount it but not able to delete or move files. How can I fully access it?
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0answers
44 views

listing permissions

I'm a biomedical scientist and I'm having trouble running a custom data analysis pipeline written by one of our collaborators. His script crashes with /bin/sh: 1: ...