Polkit (formerly PolicyKit) is a component for controlling system-wide privileges in Unix-like operating systems.

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Giving a user access to the webcam

I have a user that I use to run untrusted programs (more specifically, Skype). I would like to give that user access to the webcam. I am using Debian, where the standard way to do this is to put ...
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Polkit Accepting Nothing

Today I switched from Windows to Fedora 21--Fermi Linux using KDE specifically--and I have a fair knowledge of how to do navigate my way around and install things via command line, but when it's ...
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1answer
146 views

How does gnome do to reboot the machine without root privileges?

I am reading the book Linux kernel development, in chapter 5 "System Call Implementation" page 77 says For example, capable(CAP_SYS_NICE) checks whether the caller has the ability to modify ...
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1answer
131 views

What are the default Polkit privileges on Arch Linux for shutdown, halt, etc., and why are they so?

On Arch Linux, with systemd, the following commands are all symlinks to systemctl: /usr/bin/telinit /usr/bin/poweroff /usr/bin/runlevel /usr/bin/reboot /usr/bin/halt /usr/bin/shutdown I find their ...
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ConsoleKit reports active/is-local only on the second+ login

Running KDE Frameworks 5, Plasma 5, using sddm as a display manager. ConsoleKit and PAM-linux are both installed. Upon login (using the sddm login screen), ck-list-sessions returns FALSE for both ...
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1answer
209 views

Xen libvirt access for non-root user

I've installed Xen and libvirt on a CentOS 6.6 machine. All the tools (virt-manager, virsh etc) work perfectly as root (directly or via sudo) but I cannot allow another user to connect (failed to ...
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1answer
175 views

Late authentication

I run Debian Wheezy with a simple window manager (Blackbox). If I remember correctly, in Ubuntu some applications like Synaptic and Update Manager ask for sudo password only when/if needed. How do I ...
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KDE4 PolicyKit backdoor(misconfiguration) (tested on FBSD10x,PCBSD, probably will work on linux)

recently found subj on FreeBSD 10.x out of the box (with KDE4): [user@fbsd10] /home/user% su Password: su: Sorry [user@fbsd10] /home/user% sudo csh Password: Sorry, user user is not allowed to ...
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2answers
450 views

Allowing normal user to mount and eject devices

In the file manager PCManFM I can access discs in my USB DVD drive but I cannot eject them or access other USB storage devices - I get the error message "Not Authorized". Any clues? I use Debian ...
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8k views

The name > org.freedesktop.PolicyKit1 was not provided by any .service files

When attempting to launch system-config-users from command line, I get the following warning, and the tool does not open. I'm using CentOS 7 with Mate 1.8.1. WARNING **: Error enumerating ...
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Suspend to RAM not working

I get following error when I try to suspend my laptop: failed to check authorisation: GDBus.Error:org.freedesktop.DBus.Error.Service.Unknown: The name org.freedesktop.PolicyKit1 was not provided by ...
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How can I install Policykit with System V?

I created a minimal install on my Raspbian Raspberry Pi running Debian Jessie. Among other things, I removed libx11-.* and dependencies, which included removal of policykit-1. I'm trying to reinstall ...
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1answer
470 views

Is there a way to check for a working polkit agent without checking for running process?

I need to check if I have an usable polkit agent in a desktop-environment agnostic way. Right now, what I'm doing is to check if a polkit agent is running, using a code like this: ps aux | grep ...
3
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1answer
434 views

Invoking PolicyKit/polkit via xinit/startx?

I recently upgraded a minimal installation of Ubuntu (with no full-fledged DE) from precise to saucy and since doing so I'm no longer able to mount removable drives as a normal user. I googled a bit ...
6
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1answer
915 views

Non-root user cannot control NetworkManager. polkit rule has no effect

I have disabled slim and lightdm, using startx instead. Almost everything works, except I cannot control the network connections with NetworkManager when logged in as the non-root user. Enable ...
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2answers
311 views

How to configure polkit with KDE?

My system is Gentoo amd64, KDE 4.11, and lightDM. I updated my system recently, and found out my user account can't shutdown from KDE. The function is disappeared. I looked for a long time, and I ...
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1answer
2k views

What happens when I press “Shut Down” from the GUI?

I have been banging my head against this for quite a while now. It's related to this question. I would like to find out exactly what happens when I choose to shut down my Linux box from the GUI. This ...
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3answers
4k views

Can't mount drive in Thunar anymore

Today, I got a Not authorized to perform operation. message when I tried to mount a drive in Thunar. # cat /etc/polkit-1/localauthority/50-local.d/10-udiskie.pkla [Local Users] ...
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3answers
604 views

How can I fix the location of polkit and glib include headers?

I am developing an application in which I require to use PolicyKit and it appears PolicyKit uses Glib libraries. What happens is that I installed PolicyKit, but the location of the headers are on ...
4
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1answer
5k views

Arch Linux , mount disks with thunar , without password

I just setup a minimal installation of Arch , installed gvfs , thunar-volman. But mounting disk requires password , this shouldn't happen. How should I work it out ?
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2answers
1k views

Removing supend and hibernate privileges

On OpenSUSE 12.1 x86_64, Gnome 3.2 . I want to remove the suspend and hibernate options from the Gnome (Shell) menu as suspend makes no sense IMO for a desktop hibernate has a slight tendency to ...
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1answer
145 views

What is the best way to restraint/secure a workstation?

I want to prevent users to copy on usb devices and some others actions. I was thinking of using polkit. Do you think it is a good solution or does someone know some alternatives ? EDIT: I also need ...
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3answers
3k views

How do I shut down a system through a ConsoleKit DBus message as user?

I found the following command line to shut down a Debian/GNU Linux system dbus-send \ --system \ --dest=org.freedesktop.ConsoleKit \ --type=method_call \ --print-reply \ ...
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3answers
670 views

Prevent non-root user from formatting a partition

Few days back I mistakenly formatted a partition on my external hard drive by clicking Format from the Context menu in Computer. I want to know that how can I prevent non-root user from being able to ...
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1answer
8k views

What are ConsoleKit and PolicyKit? How do they work?

I've seen that recent GNU/Linux are using ConsoleKit and PolicyKit. What are they for? How do they work? The best answer should explain what kind of problem each one tries to solve, and how they ...