project-insanity.org

Nextcloud development environment on NixOS

Using nixos-shell it is easy to build and run a virtual machine from a Nix configuration file describing the system. I started using this tool to create clean and reproducible test environments for developing Nextcloud apps. The requirement for this setup was to automatically configure Nextcloud, additional apps and users for testing. The Nextcloud service […]

Software

Use CUPS printing server on Windows 10

Printing on Windows is sometimes troublesome. When it is not working, you won’t have any chance to fix it yourself, debug or configure it more in-depth. This guide will show you a workaround on how to use the Linux CUPS printing client and server on Windows 10 using WSL2. The CUPS printer will be then […]

Software

Configure privacy focused browser LibreWolf on NixOS

LibreWolf is a fork of the popular open-source browser Firefox. It includes an adblocker enabled by default, no sponsored advertisements nor telemetry and many privacy and security tweaks. By default LibreWolf has strict privacy settings by disabling the browser history, persistent cookeis and for example, WebGL support. The browser is already available in the NixOS […]

Software

Isolated application VMs on NixOS with appvm

Running applications inside a virtual machine could possibly be the most secure sandboxing approach. appvm is a small Go program developed by jollheef and cab404 to run apps seamlessly inside a virtual machine, similar to Quebes OS. To configure permissions and install appvm, paste following code to your system configuration and enable it. Replace user […]

Software

NixOS development progress for 22.05

Here’s a short summary on what I’ve been working on since the last 21.11 NixOS release. There are some new programs and modules in the repository which are worth noting. New apps and drivers The script orjail let you easily run any application in an isolated network which will tunnel all traffic through tor. Simply […]

Software

Easily configure a Wifi hotspot on NixOS

Using the linux-wifi-hotspot script and package makes it possible to easily share a wired internet connection via wifi hotspot with a single command. The upcoming NixOS 22.05 repository will include this program. You can install and use it like this: wlan0 is the interface name of your wifi card and eth0 the name of your […]

HWE

hWE Januar 2022 bei st 🥳

Endlich wieder ein hWE und dann noch direkt in der bekannten und beliebten Hacker-Werkstatt von st. Viele Hacker aus dem Bekanntenkreis haben das hWE besucht und zahlreiche Projekte zum hacken mitgebracht. Dabei waren Morbi, Dritter, Benibr, Armageddon, Chrisse, NeutrinoPower, St, Aiko, Janni, CruX und Onny! Hier eine kleine Übersicht der Highlights an was alles so […]

Software

Script to toggle monitor modes on Wayland

The python script wl-togglescreens will help you to quickly switch monitor modes on Wayland. You can execute it directly or via keybindings to turn the internal or external screen on and off. The script will detect any external monitor and switches between 3 states: Only main screen enabled, only external screen enabled or both enabled […]