Originally published on my blog

How to dynamically add nodes to a kind cluster

Kind allows you to run a Kubernetes cluster inside Docker. This is incredibly useful for developing Helm charts, Operators, or even just testing out different k8s features in a safe way.

I've recently been working on an operator (built using the operator-sdk) that manages cluster node lifecycles. Kind allows you to spin up clusters with multiple nodes, using a Docker container per-node and joining …

blog cluster docker features hacking k8s kind kubernetes nodes run safe testing working