Linux, OpenSource, DevOps https://www.patrick-banholzer.de/ intercept api calls with mitmproxy - You might know, that I dont like to trust cloud services and prefer to host my stuff at home. You might also know that I am a huge fan of open source technology and therefor want to press as much things into FOSS tools instead of buying a simple solution... Sat, 05 Aug 2023 00:00:00 +0200 https://www.patrick-banholzer.de/2023-08-05-reverse-engineer-app-api/ https://www.patrick-banholzer.de/2023-08-05-reverse-engineer-app-api/ Information on how Lenovo upstreams hardware support for Ubuntu and Linux kernel - Last week I reported about an interesting discussion with HP and today I can report on a interesting session with the Lenovo team which is in charge for managing hardware and driver support of the devices on Linux. As you might know Lenovo announced to propperly support all future ThinkPad... Wed, 16 Feb 2022 00:00:00 +0100 https://www.patrick-banholzer.de/2022-02-16-lenovo-linux-support/ https://www.patrick-banholzer.de/2022-02-16-lenovo-linux-support/ HP continues improving Linux support and promises to keep pace. - Last week I had an interesting meeting with HP engineers and program managers who promised to have the ZBook Fury G8 supported with firmware and bios on fwupd / LVFS early in February. And there it is. They finally made it: fwupd.org Alot more interesting: They gave me some details... Sat, 05 Feb 2022 00:00:00 +0100 https://www.patrick-banholzer.de/2022-02-05-hp-promises-on-linux/ https://www.patrick-banholzer.de/2022-02-05-hp-promises-on-linux/ How to easily preserve colors on cli when stdout is not on terminal and how to analyze wifi on cli - Today I was setting up a wifi network that is necessary for tomorrows Covid-19 vaccination event in the town Schönaich and then was wondering how to easily analyze the wifi with its used channels and signal strength. Short googling helpt to find nmcli d wifi which prints a snapshot of... Fri, 17 Dec 2021 00:00:00 +0100 https://www.patrick-banholzer.de/2021-12-17-color-output-non-terminal-output-nmcli-d-wifi/ https://www.patrick-banholzer.de/2021-12-17-color-output-non-terminal-output-nmcli-d-wifi/ I talked about how we at Mercedes do Gitops to maintain our Ubuntu Linux client systems. - I had the pleasure to talk at this years Open Source Automation Days (OSAD2021) which took place from 4th to 6th October. This talk has mainly the same message as my talk on CLT in March but is held completely in German. The video now avaiblable on Youtube: https://www.youtube.com/ […].... Mon, 18 Oct 2021 00:00:00 +0200 https://www.patrick-banholzer.de/2021-10-18-gitops-on-real-metal/ https://www.patrick-banholzer.de/2021-10-18-gitops-on-real-metal/ Have you ever tried upgrading a rolling release like Arch after a long time? - After I did not use my old workstation for more than a year I was wondering if an upgrade would work without any major disruptions. Some details: It is a self-built workstation with a relatively basic Archlinux on it. Long story short: It was not a big thing. A quick... Sun, 19 Sep 2021 00:00:00 +0200 https://www.patrick-banholzer.de/2021-09-19-upgrade-after-long-time/ https://www.patrick-banholzer.de/2021-09-19-upgrade-after-long-time/ If you are also upset by those cookie banners asking for your configmation - there are addons for this. - Have you ever wondered if you could suppress those annoying cookie banners that appear on almost every website? Today I had the idea to search for some extensions that do this job - and I found some. So for normal desktop browsers there is I don’t care about cookies. Unfortunately... Fri, 21 May 2021 00:00:00 +0200 https://www.patrick-banholzer.de/2021-05-21-annoing-cookie-banners/ https://www.patrick-banholzer.de/2021-05-21-annoing-cookie-banners/ I talked about how we at Mercedes maintain Linux Desktops in an enterprise environment using IaC & DevOps - TL;DR Video now avaiblable here: https://chemnitzer.linux-tage.de/2021/en/programm/beitrag/116. On March 13th and 14th the Chemnitz Linux Days (CLT) did take place as a virtual conference. On Saturdyay I was able to give a insight how we at Mercedes-Benz Research&Development manage Linux Desktops for the developers in a modern way. (Infrastructure-as-Code, DevOps, GitOps,... Tue, 30 Mar 2021 00:00:00 +0200 https://www.patrick-banholzer.de/2021-03-30-ubuntu-desktop-in-enterprises/ https://www.patrick-banholzer.de/2021-03-30-ubuntu-desktop-in-enterprises/ Building a dependency graph for a given package - Sometimes you come into a situation when you want to have certain dependencies of a package installed but don’t want to have your system messed up with some other dependencies of a certain package. As this came across my way again today, I decided to share my solution in these... Mon, 06 Jul 2020 00:00:00 +0200 https://www.patrick-banholzer.de/2020-07-06-dpkg-dependency-graph/ https://www.patrick-banholzer.de/2020-07-06-dpkg-dependency-graph/ Understanding AppArmor Profiles - Securing systems - especially running software you cannot trust - has always potential to huge headeaches. I never took a closer look into AppArmor and SElinux as they always seemed to much complex for my goals, but after reading this small tutorial on Ubuntu.com I changed my mind and will... Mon, 15 Jun 2020 00:00:00 +0200 https://www.patrick-banholzer.de/2020-06-15-apparmor-profiles/ https://www.patrick-banholzer.de/2020-06-15-apparmor-profiles/ This is just to have a blog post... - This is my first post, don’t expect anything more … Wed, 19 Feb 2020 00:00:00 +0100 https://www.patrick-banholzer.de/2020-02-19-first-post/ https://www.patrick-banholzer.de/2020-02-19-first-post/