Docker

In the previous blog post I described how to define GitHub Actions pipeline to benefit from caching Rust dependencies and container images’ layers. But the final result may also depend on your Dockerfile. Namely, Docker Buildx Action supports BuildKit and buildx and in order to benefit from this, your Dockerfile has to explicitly cache layers. Actually, this is quite easy to achieve, let’s see the example:

How to deploy new Docker images to your Kubernetes cluster? Of course, there are many ways and one of the most common ways is to use kubectl set image, for example:

Few months ago I wrote an article about replacing Minikube with MicroK8s , but now we have even better soluion, kind . Like dind allows running Docker inside Docker containers, kind allows running Kubernetes inside Docker containers. kind basically abstracts nodes as Docker containers and then runs Kubernetes inside.