Category Archives: Software

A do-it-yourself NAS on kubernetes

As one of the last steps in moving my VM based setup at home to kubernetes, it is now the turn to migrate my ‘NAS’. The term ‘NAS’ is a too much honor for it since it is basically just … Continue reading

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Migrating subversion and git to k8s

The migration of my old VM based infrastructure at home to k8s is almost finished. The final steps to do are: moving version control to kubernetes: subversion and git moving my file shares/NAS server hosting my DLNA server for playing … Continue reading

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Migrating an old and (t)rusty application server to k8s

As part of my project to move everything from VMs to kubernetes and to get rid of some really old VMs (talking OpenSuSE 11 from 2010 here), it is now time to migrate my old java applications to kubernetes. These … Continue reading

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Jenkins on kubernetes

Up until now I have been running, a by now ancient, version of Jenkins on a virtual machine. The virtual machine on which it was running was so old that it was even unable to download any more newer artifacts … Continue reading

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Migrating mailman to k8s

The final step in migrating ‘everything-email’ from my old server to a kubernetes setup is the migration of mailing lists based on mailman. In previous posts, I migrated the core mailserver and webmail to kubernetes. It s recommended to read the … Continue reading

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Webmail migration to k8s

This is a continuation of my earlier post on migrating my mailserver to kubernetes. The next component of my mail setup to migrate is webmail. In the past I used squirrelmail for this, so I started with investigating that. However, … Continue reading

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Migrating a mailserver to k8s

It has been a long time since I setup a mail server. It started with my first mailserver on linux somewhere in 2000 using sendmail and University of Washington IMAP. This setup was assuming mail delivery to local system users. … Continue reading

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Moving an existing wordpress install to kubernetes

As part of moving everything that is running in VMs on my server to kubernetes, the old wordpress installation had to be migrated to kubernetes as well. The website was previously running in a linux container based on systemd-nspawn, using … Continue reading

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Kubernetes Network Policy Tester

As mentioned in my previous post I would follow up with a tool for testing network policies. This tool is finally here and is available on github. It is written in python an available through install on PyPi.

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Securing network communication on kubernetes using network policies

An often overlooked topic in kubernetes is network security. This is probably caused by the fact that perople just assume it is secure by default because it is new, and because of the Service concept. The standard way to expose … Continue reading

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