How tos and notes on infrastructure, platform, and applications in a cloud native world

Introduction This post describes a simple process I use to stand up a Kubernetes cluster using kubeadm, vagrant, and virtualbox. I use Ubuntu for my target OS. Once you stand…

Introduction This post demostrates the sidecar container. A sidecar container is generally used to monitor something on the primary application and perform some task on that information alleviating the primary…

Introduction This post demonstrates an exec readinessProbe. It uses a check for DNS to establish readiness. Other kinds of exec probes could be the existance of a file, access to…

Introduction There are a couple ways to add secrets to containers in Kubernetes; as volumes, or as environmental variables. This post describes adding the secret using volumes. We will create…

Introduction This post covers a method to stand up a simple isolated Kubernetes environment using Minikube with the --vm-driver=none option and Vagrant. The --vm-driver option is used to specify which…