Tech Kubernetes on OrangePI ARM64 At the beginning, there was this little idea to have a Kubernetes cluster to take with me to conferences and learn more about the inner workings of Kubernetes. And then, the journey began.
Tech Digitale Gesellschaft - Winterkongress 2018 Am 24. Februar 2018 fand der erste Winterkongress des Vereins Digitale Gesellschaft im Zentrum Karl der Grosse mitten im Niederdorf in Zürich statt. Die Themen waren breit gefächert: Von Politik, über Technik bis
Tech pylokid - Lodur Hilfsprogramm pylokid, ein Hilfsprogramm zum Umgang mit dem Feuerwehrverwaltungsprogramm Lodur. In meiner Funktion als Fourier in der Feuerwehr Urdorf habe ich unter anderem die Aufgabe, Einsätze im Lodur zu erfassen. Dies ist eine sehr
Tech Mailhosting with Hosted Mailcow at Servercow The time has come where I stopped self-hosting E-Mail ever since I own tobru.ch (First registration date: 2001-10-26). It was a long journey: From hosting on an embedded PC with Windows NT
Tech OpenShift oc cluster up as Systemd Service Running a single node OpenShift cluster is very easy with oc cluster up. It's also very easy to run it as system service with persistent configuration, so that on system boot the simple
Tech Sailfish X - Sony Xperia X This post describes my experience with Sailfish X on a Sony Xperia X Single SIM (F5121). What is Sailfish X? It simply is Sailfish OS adapted to run on the Xperia X with
Tech RuuviTag with C.H.I.P - BLE - Node-RED - InfluxDB and Grafana A few weeks ago I received my RuuviTag. It is a small Bluetooth BLE device which contains a few sensors, including temperature, relative air humidity, air pressure and acceleration. The hardware and the
Tech KeyBox on OpenShift KeyBox is a web-based SSH console that centrally manages administrative access to systems. I wanted to install KeyBox on OpenShift, so I created a Dockerfile and an OpenShift template for it, to be
Tech Moving from Jekyll to Ghost It's that time again: After moving from TYPO3 to Wordpress to Jekyll over the years I'm now moving my website to Ghost and consolidate tobru.ch and tobrunet.ch into one single website
Tech Automate Knot Zonefiles with Gitlab CI and Docker Managing DNS zonefiles just got easier and more robust thanks to Gitlab CI. The presented workflow is based on a Git repository saved in a Gitlab instance and Gitlab CI which runs some
Tech Dive into OpenShift v3 This article has originally been written for SysAdvent 2015 Over the last year there has been a lot of buzz around open-source Platform-as-a-Service (PaaS) tools. This blog will give you an overview of
Tech Drupal 8 on OpenShift Origin Since a few weeks I'm exploring and learning OpenShift Origin. It's a very interesting technology and also makes me happy to learn new technologies like Docker and Kubernetes. Last week Drupal released version
Tech OpenLDAP Password Policy overlay (ppolicy) OpenLDAP has a dynamically loadable module which can enforce password policies. It allows to define policies for the userPassword attribute. Policies can define the maximum login attempts with the wrong password, maximum age
Tech VPN through HTTPS Proxy with SSH If you are in a situation where you are locked in a network which has all ports closed to the outside, but there is a HTTP(S) proxy available, then you're lucky and
Tech GWS - Git Workspace Have you ever used Git submodules? Then you know the pain they bring... If you just want to keep some Git repos together organized, then GWS - Git Workspace is for you! UPDATE:
Tech SwiNOG #27: You have an out-of-band management network, haven't you? bing An alert is coming in, but unfortunately your network is unreachable. What now? How would you fix this problem when you can't access your network? You don't want to go to the
Tech CASino with Kolab LDAP backend "CASino is an easy to use Single Sign On (SSO) web application written in Ruby" It supports different authentication backends, one of it is LDAP. It works very well with the
Tech Kolab 3 Vagrant box with Puppet provisioning Kolab has released it's first beta of the upcoming version 3.3. To test it on Debian I've created a Vagrantfile and a small Puppet module which provisions Kolab into a Debian VM.
Tech Squeezebox Dashing widget Displaying Squeezebox "Now Playing" information on a Dashing dashboard is now very easy with my widget, which can be found on gist.github.com. Just type dashing install 9714028 in your
Tech Jekyll git hook for drafts using branches After using Jekyll for quite some time now, I was looking for a way to publish to a draft website before publishing to the live website. As I'm using a git hook to
Tech bupper - A bup profile manager bup is a backup tool based on git's packfile format. I use it every day and I'm very happy with it, except it's handling of the commandline task and that there is no
Tech Jekyll meets Lychee - A Liquid Tag plugin A missing piece on my static generated personal website tobru.ch was a nice looking, well integrated photo gallery. Some time ago I came across Lychee, a very nice looking, simple gallery. It
Tech Comments for a static website with ISSO When I created this statically generated blog, I decided to not integrate comments. Mainly because there was no solution which suited my needs: self hosted, small, easy to use, nice look. For my
Tech Keep your network clean of DDoS participiants Some network services are predestinated to be used as DDoS helper: They are UDP based and the response payload is much bigger than the sent request. UDP makes it easy to fake the
Tech Secure services with TLS In my opinion it gets more and more important to secure Internet services using standards like TLS. I try to summarize some things I did in the last few days to have my