Notes on infrastructure, self-hosting, software and the occasional experiment — in English and German.https://blog.arnst.cc/https://blog.arnst.cc/hello-static-blog/https://blog.arnst.cc/hello-static-blog/A quick smoke-test post: code highlighting, a table, and a Mermaid diagram.Wed, 03 Jun 2026 00:00:00 GMThttps://blog.arnst.cc/mobile-split-klimaanlage-midea-portasplit/https://blog.arnst.cc/mobile-split-klimaanlage-midea-portasplit/Was ist eine (mobile) Split-Klimaanlage? Eine Split-Klimaanlage besteht aus zwei getrennten Geräten, die durch eine Leitung verbunden sind. Das Innengerät entTue, 01 Jul 2025 12:48:29 GMThttps://blog.arnst.cc/smartenergy-energylive-homeassistant-konfiguration/https://blog.arnst.cc/smartenergy-energylive-homeassistant-konfiguration/Wie man EnergyLive (von SmartEnergy) mit Home Assistant verbindet. Und ein Vergleich mit der MQTT Lösung von SHRDZMFri, 31 Jan 2025 15:31:24 GMThttps://blog.arnst.cc/home-assistant-on-proxmox-with-zfs/https://blog.arnst.cc/home-assistant-on-proxmox-with-zfs/Home Assistant is only provided as qcow2, but it is easy to convert it to a ZVOL. Let's directly start. Creating a temporary local dir storage We will later aSat, 25 Nov 2023 11:18:39 GMThttps://blog.arnst.cc/traefik-vs-nginx-c/https://blog.arnst.cc/traefik-vs-nginx-c/Introduction In the self-hosted community, many tend towards setups involving NGINX or NGINX Proxy Manager to route to their containers. This article contrastSun, 29 Oct 2023 13:10:40 GMThttps://blog.arnst.cc/tunnelling-traffic/https://blog.arnst.cc/tunnelling-traffic/In a previous post I described how to route traffic for a single Linux user through a VPN. For containers, the process is much simpler. To begin, create a docTue, 24 Oct 2023 11:56:17 GMThttps://blog.arnst.cc/pterodactyl-on-docker/https://blog.arnst.cc/pterodactyl-on-docker/Back in the day, Plesk was the go-to platform for many developers and administrators who wanted to manage their web services in an intuitive manner. Today witSat, 21 Oct 2023 17:25:01 GMThttps://blog.arnst.cc/tunneling-traffic-just-for-one-linux-system-user-through-a-vpn/https://blog.arnst.cc/tunneling-traffic-just-for-one-linux-system-user-through-a-vpn/Namespaces One Open-Source software to easily to the job: https://github.com/slingamn/namespaced-openvpn It can be even used with systemd (source): Before=sysSun, 14 Aug 2022 13:23:32 GMThttps://blog.arnst.cc/monoblock-klimaanlage-umrustung-auf-zweischlauch/https://blog.arnst.cc/monoblock-klimaanlage-umrustung-auf-zweischlauch/In Wien wird die Hitze immer unerträglicher (besonders Extreme nehmen zu). Nicht umsonst plant eine hohe Anzahl den Kauf von Geräten (siehe kurier Artikel). ATue, 08 Feb 2022 16:11:52 GMThttps://blog.arnst.cc/gastherme-mit-homematic-ip-und-ccu-ansteuern/https://blog.arnst.cc/gastherme-mit-homematic-ip-und-ccu-ansteuern/Bei klassischen Altbauten hat man meist ein Raumthermostat (zB im Wohnzimmer), sowie einfache Ventile an den Heizungen. Das Raumthermostat steuert, ob die GasMon, 09 Nov 2020 16:46:15 GMThttps://blog.arnst.cc/installing-pterodactyl-for-plesk/https://blog.arnst.cc/installing-pterodactyl-for-plesk/Pterodactyl is a software for managing game servers. As it’s still in development, installing it in some environments is not straight-forward. You should readThu, 22 Oct 2020 14:42:01 GMThttps://blog.arnst.cc/lets-encrypt-plesk-and-nginx-the-authorization-token-is-not-available-at-x/https://blog.arnst.cc/lets-encrypt-plesk-and-nginx-the-authorization-token-is-not-available-at-x/When nginx is used with custom (rewrite) rules in Plesk, the rules could hinder the Let’s Encrypt authority to fetch the token file, which is automatically prThu, 21 Jun 2018 18:07:27 GMThttps://blog.arnst.cc/updating-pterodactyl-from-v0-6-to-v0-7-with-a-plesk-installation/https://blog.arnst.cc/updating-pterodactyl-from-v0-6-to-v0-7-with-a-plesk-installation/As requested, I provide here a simple guide for upgrading pterodactyl to 0.7 (from 0.6), when used with my installation guide. Installing Pterodactyl for PlesThu, 15 Mar 2018 13:05:16 GMThttps://blog.arnst.cc/fixing-letsencrypt-with-custom-nginx-rules-on-plesk/https://blog.arnst.cc/fixing-letsencrypt-with-custom-nginx-rules-on-plesk/When having expressions like this: location ^/(?:\\.|include) { deny all; } All requests which start with a dot (.) or include get denied. As such the requireSat, 20 Jan 2018 12:31:20 GMThttps://blog.arnst.cc/script-for-creating-a-chroot-environment/https://blog.arnst.cc/script-for-creating-a-chroot-environment/This script creates a chroot environment for use with php-fpm. To be called with the chroot directory and a php binary. ./scriptname /dir/to/chroot /usr/bin/pSat, 16 Dec 2017 21:11:11 GMThttps://blog.arnst.cc/reading-analog-values-with-stm32f4-adc/https://blog.arnst.cc/reading-analog-values-with-stm32f4-adc/For some reasons, there is no simple guide on how to use the ADC of STM32F4, which is widely used in the STM32F4 Discovery Evaluation board. Here I use the GCFri, 08 Sep 2017 13:58:42 GMThttps://blog.arnst.cc/writing-a-bot-for-multiplayer-games-via-code-injection/https://blog.arnst.cc/writing-a-bot-for-multiplayer-games-via-code-injection/How does Honorbuddy work? How are cheats and/or bots written? This article is an introduction on how to reverse engineer a game and where to look after variabTue, 05 Sep 2017 18:20:01 GMT