Enhancing deployments with autonomous reconcilers

To understand this article and the underlying concepts, let me briefly explain the most important cornerstones of our development environment and infrastructure.   Environment   We are currently using a single-stage kubernetes environment – called stable – to deploy all of our applications. We basically follow a microservice approach. Therefore, every application might depend on […]

Reducing costs in cloud environments

Cloud infrastructures come with a multitude of advantages when compared to on premise hardware. Apart from the added flexibility, resilience and agility when designed correctly, cloud infrastructure also bears the possibility to optimize costs based on actual usage, shared resources and free tier options. In this article we will show you how we achieved a […]

Header-based backend selection with nginx ingress controller

TL;DR The problem We want to define multiple ingresses for the same domain name in nginx ingress controller. A user-defined header should be used to decide which ingress to use.   The solution The solution is to overwrite the generated upstream based on an incoming header value: apiVersion: networking.k8s.io/v1 kind: Ingress metadata:   annotations:     nginx.ingress.kubernetes.io/configuration-snippet: | […]