Posts tagged as K8s

Kubernetes Kills OpenStack

Kubernetes kills OpenStack - Julian Fischer

Kubernetes gaining more and more momentum over the last few years, it appears to start stealing the thunder from other technologies. Hence, the question arises whether Kubernetes threatens the existence of OpenStack.  Hereto: Julian Fischer, CEO of the  anynines GmbH, Berlin with his Insider’s viewpoint. Beyond any doubt, OpenStack has its own problems anyway. Quite… Read more »

Kubernetes: Finalizers and Custom Controllers

Kubernetes: Finalizers and Custom Controllers
This entry is part 2 of 2 in the series Kubernetes Finalizers

Authors: Matthew Doherty, Philipp Kuntz, Robert Gogolok In the latest blog post, we provided an introduction to Kubernetes Finalizers.In the introduction, we covered the basic mechanics of how finalizers allow controllers to implement asynchronous pre-delete hooks. Simply put they inform the Kubernetes control plane that action needs to take place before Kubernetes garbage collection logic can… Read more »

Kubernetes: Finalizers in Custom Resources

Kubernetes: Finalizers in Custom Resources
This entry is part 1 of 2 in the series Kubernetes Finalizers

Authors: Matthew Doherty, Philipp Kuntz, Robert Gogolok When extending the Kubernetes API with CustomResourceDefinitions you’ll come across the dilemma to clean up external resources when deleting a custom resource. Although you can create a custom resource simply to store and retrieve structured data, most of the time there is some entity involved, like custom controllers. The controller… Read more »