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

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7
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57 views

How to make /sbin/shutdown, /sbin/reboot etc. require sudo again in 16.04?

For whatever reason, we do no longer need to be root (or using sudo) to run /sbin/shutdown, /sbin/reboot etc. This seems to be because those executables are now symlinks to /bin/systemctl which ...
5
votes
0answers
555 views

Virtualenv permission denied

After a lot of struggle with virtualenv/virtualenvwrapper I decided to remove all virtualenvs and re-install the packages. root> su myuser myuser> sudo pip install virtualenv myuser> sudo ...
4
votes
0answers
126 views

Not allowed to delete a encfs-encrypted empty folder

I have an encfs-encrypted folder and just cut the content of a subfolder of it and pasted it into another folder outside the encfs-encrypted one. While doing that, I got an error message, saying that ...
3
votes
0answers
39 views

Script on reboot

So, I programmed a simple script to alert on slack whenever the server is rebooted. What I did: In /etc/rc6.d/R99reboot-slack: (I tried with R01reboot-slack) #!/bin/sh /scr/msg.sh "Server restarting.....
3
votes
0answers
50 views

Directory Permissions

I have the following directory structure: rodrigo@LabGeM:/home/labgem/renameSeq$ ls -al total 1484 drwxrwxrwx 3 root root 4096 Mai 16 08:47 . drwxr-xr-x 31 labgem labgem 4096 Mai 16 09:07 ....
3
votes
0answers
53 views

Cannot delete files

I've got my documents directory mounted on a separate partition from /home (/mnt/data) and linked symbolically. If I try to delete anything from ~/Documents via the GUI the window simply closes and ...
3
votes
0answers
60 views

File with strange permissions

I am trying to access an image file in my code, but my code is telling that it does not exist. However, listing the directory where the image is I can see it, but I got the following strange output ...
3
votes
0answers
81 views

Unable to Install Openssh-Server on Ubuntu Server

I am trying to install OpenSSH-Server and receiving following error, Unpacking openssh-server (from .../openssh-server_1%3a5.9p1-5ubuntu1.7_amd64.deb) ... /var/lib/dpkg/tmp.ci/preinst: 17: exec: /usr/...
3
votes
0answers
111 views

I locked myself out from using su or sudo. I'd like to understand what I did there

In an attempt to increase the numer of files my domino server is allowed to handle, I changed /etc/security/limits.conf, adding following lines. notes soft nofile 60000 notes hard nofile 60000 ...
3
votes
0answers
113 views

Firmware will not update

sudo apt-get upgrade Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done The following packages will be upgraded: linux-...
3
votes
0answers
428 views

/var/run/user/1000 owned by root

I am running Ubuntu 14.04 and having an intermittent problem where /var/run/user/1000 is getting the wrong ownership. UID 1000 is my uid for a standard user, however for some reason the ownership of ...
3
votes
0answers
205 views

Right permissions to .git directory on server

I am working on deployment of application on ubuntu trusty server. I am using git ssh and web-hooks(deploy-keys) to deploy the code on server after its pushed to the master from local repository,...
3
votes
0answers
172 views

How to write a policykit/polkit permission file to programmatically have access to a file in /usr/share

I'm writing an application that needs to read and write an existing file in /usr/share... If I understood well I need to use Polkit/PolicyKit to ask the system for a permission and ask the user to do ...
3
votes
0answers
502 views

How to run Python program installed system-wide through pip without root privileges?

I have two different Ubuntu computers that both has multiple user accounts. I wanted to try the latest version of the backup program Attic, so I used pip3 to install it—with success. However, I can’t ...
3
votes
0answers
133 views

Does enabling ACLs have an effect on performance?

I'm looking at a web application that needs ACLs enabled. Are there any benchmarks or other documents to show what potential impact ACL does{n't} have when the file system is under heavy load? Also, ...
3
votes
0answers
2k views

Sublime Text 2 Permission Denied

I use a Papyrus package with Sublime Text 2, but when I try to compile a file by pressing ctrl+B or F7 I get a permission error; [Errno 13] Permission denied [cmd: [u'/home/sde/.wine/drive_c/Program ...
3
votes
0answers
607 views

How do I share USB VFAT Drive with other users?

I want to share pictures between my wife and me, on an external USB drive. The OS is ubuntu 12.04. The drive is a Western Digital 500 GB and sudo blkid /dev/sdc1 return LABEL="My Book" UUID="9389-61cd"...
2
votes
0answers
12 views

Weblink redirection to site from pdf

While opening a PDF in evince and click any web link on that PDF it is not redirecting to the site on UBUNTU 12.04. My default browser is google chrome. I have updated it recently. In terminal a error ...
2
votes
0answers
36 views

Facing errors with running shell scripts at startup and poweroff

I am using Ubuntu 14.04 LTS and I want to run 3 scripts at startup. They are named as follows: voe.sh startUp.sh and runDown.sh The script voe.sh is the main file which will in turn call the other 2 ...
2
votes
0answers
74 views

Need help sharing folders from Mac OS 10.9.5 host with Ubuntu 14.04 LTS guest on Virtual Box 5.0.16

I'm not very experienced with Ubuntu and using code commands in terminal, so I feel like there is an answer out there on the other posts but it's too confusing for me to understand. Using Virtual ...
2
votes
0answers
50 views

OpenSSH asks for root@hostname password instead of user@hostname password

So I have this other desktop PC, that serves as my server, primesystem and a laptop as my client, zerosystem that is connected to it. They both serve as my ssh-server and ssh-client respectively, and ...
2
votes
0answers
94 views

Access Samba Share using Active Directory (LDAP)

I have Samba installed in our server and it is running fine. We have hundreds of folders in Samba share, and we use user.map to map list of users to specific folder in smb.share file. Since users are ...
2
votes
0answers
51 views

14.04 server: udev incorrect group ownership

Using this rule: SUBSYSTEM=="tty", ATTRS{idVendor}=="10c4", ATTRS{product}=="CP2102 USB to UART Bridge Controller", SYMLINK+="usb_zwave", GROUP="dialout", MODE="0666" Gets me this link: lrwxrwxrwx ...
2
votes
0answers
35 views

Files created in Ubuntu are given permissions to “Everyone” in Windows by default

I switch between Ubuntu and Windows7 workstations. I created a new text file in Ubuntu with some passwords and logins. Saved the file on an external drive. Now in Windows when I select the file the ...
2
votes
0answers
41 views

How to deal with mixed permissions while using rsync?

I have a directory which I wish to duplicate on a remote server using rsync. Incidentally, these files are put in the synced directory by use of a Samba share, from Windows clients. I've created a ...
2
votes
0answers
31 views

How do I override ACL permissions for single files or directories?

To share data (audio, video, pictures, documents) between all users on my desktop I created an ACL for a dedicated shared partition on my hard drive according to this answer which I mount at boot via ...
2
votes
0answers
189 views

Unable to access the root directory

I have started using Openfoam recently. I successfully installed Ubuntu Deb Pack version 2.4.0 but when installing the repository release version 2.4.x, i am unable to access root directory even after ...
2
votes
0answers
429 views

UDEV rules for FTDI not completely working

I know this question has been asked many times but I cannot make it work. I have a FTDI serial-usb converter. I have generated 10-fhss-usb.rules in /etc/udev/rules.d/: SUBSYSTEM=="tty", ATTRS{...
2
votes
0answers
328 views

Default permission for /opt/lampp folder

I want to know correct permission or default permission for /opt/lampp folder. By mistake I have given command sudo chmod 777 -R /opt/lampp. Therefore I am getting error. MySQL said: Documentation #...
2
votes
0answers
37 views

Beowulf cluster hard disk problem

I built a Beowulf cluster using the message passing interface (MPI). When I send a message that contains the path for a specific file in the slave node, the slave can't access its local hard disk to ...
2
votes
0answers
437 views

Creating a normal user without sudo access but with ability to switch to another admin user

User A - can't be part of sudo or admin group, ssh keys based identity setup for ssh login, can't be a guest account User B - no home folder, must have a password, can't have independent ssh login, ...
2
votes
0answers
282 views

Multiple sftp users and access to a /var/www subdirectory

I have some users on my Ubuntu server with vsftpd installed. The server is used as web server and has a shared sftp directory that is accessed by public clients (by giving them the user and password). ...
2
votes
0answers
393 views

403 Forbidden message with Apache www directory inside of home

On my Ubuntu server, I've changed my /var/www directory to a subfolder inside of my home directory, and I'm now getting 403 "Forbidden" errors in my browser. I've read through a lot of similar ...
2
votes
0answers
35 views

Revert system fie premissions

I have mistakely changed the permission of the entire etc directory to 777. Now I'm getting frequent errors like ... is world writable! Is there a way to revert back to the default permission? ...
2
votes
0answers
78 views

How can I set vsftpd user-specific access?

I'm using vsftpd (on 14.04) and I want to set user-specific access: - admin has full access to home folder of all users - standard user (everyone from group "users") has permission only for his home ...
2
votes
0answers
73 views

How to get administrator rights?

I am the administrator and only user of my laptop with a new installation of 14.04. I created a bootable USB and when it is used I find this file "PRJ_20071023" that I can not read or delete. I get a ...
2
votes
0answers
150 views

Samba and Groups

Ok I've been reading about Samba shares etc. for the past few days, I still cannot get it to work. I've gotten a public share and a private user share to work, but not a group share. [global] ...
2
votes
0answers
193 views

Ubuntu asks for permission to add a printer, but nothing works

I am trying to install my HP LaserJet Pro 400 color m451nw, got it all worked out using the hplip open-source program (hplip-3.14.6) until I get to the very end where I verify and setup the device and ...
2
votes
0answers
560 views

Using gui (nautilus, say) to copy root files while preserving permissions

Using a gui, I would like to copy a folder hierarchy in which some files belong to a user, some to root, producing an exact copy (same file permissions in target). Using gksudo nautilus allows ...
2
votes
0answers
442 views

Create a sort of snapchat

Maybe what I'm trying to do is not really legal but it's for my boyfriend, I just would like to send him pictures in the snapchat way. It means that I would impose a picture on his screen for a while ...
2
votes
0answers
172 views

Coordino permission issues?

I have downloaded the Coordino and wanted to run it on Ubuntu, tried to run it but its giving the following errors Warning: require(app/webroot/index.php): failed to open stream: Permission denied in ...
2
votes
0answers
374 views

sharing between ubuntu 12.04 and windows8 with online user

I've searched for solutions and tried numerous things but nothing so far has worked. I'm trying to access shares on an ubuntu 12.04 pc from my windows 8 pc. In my win8 machine I can see the shares, ...
2
votes
0answers
790 views

Samba share for everyone inside network

I'm sure this is really easy but can get it working and don't know if it's some kind of permisson or what. I have one disk mounted as a backup disk in my "server" machine, and want to share this ...
2
votes
0answers
804 views

Canopy Express in Ubuntu 12.04 32-bit doesn't start

I installed the 32-bit version of Canopy Express in my Ubuntu 12.04 32-bit machine. I followed the installation guides here. Then when I run the program I get the following dialogue: Permission ...
2
votes
0answers
883 views

How to access a /media folder that has been mounted from a external hardrive?

I'm using Ubuntu 13.04 x64. I have installed Apache, php5. I have configured two sites folders in the /etc/apache2/sites-available/default One is the in /home/me/www and the other is on the external ...
2
votes
0answers
717 views

pulseaudio --kill permission denied? (Something's using my soundcard and I don't know what it is.)

So, a few weeks ago I was having problems with skype and pulseaudio/alsa things, so I went to this link and found a way to supposedly kill and start pulseaudio at will. So, in etc/pulse/client.conf, I ...
2
votes
0answers
63 views

Have to set permissions on every startup

I just installed a fingerprint library called libfprint. After installing, you have to set the permissions up to access the scanner. I thought that this would be permanent but every time I restart I ...
2
votes
0answers
538 views

Why am I asked for the “password for root” when upgrading packages?

I have a fresh install of Ubuntu 12.04. I installed with one user account, then added a second user account using the GUI dialog box method, making myself an Administrator type. I now use the second ...
2
votes
0answers
181 views

Lost Permission of Home Directory

I recently messed up my Ubuntu Setup, so I re-installed and choose to use my existing Home directory . Now I cannot launch Ubuntu-Tweak as myself, but am able to do so with sudo command. Any help ...
2
votes
0answers
76 views

sccs returns 'Permission denied'

I installed and set up the package "cssc", but when I try to use sccs with the command "sccs create filename" I receive the message "Permission denied". The exit status of the command is 69, which I ...