Setting up a Kubernetes cluster
In the previous section, we set up MicroK8s, which provides us with a Kubernetes cluster on a single machine, which is great for testing purposes. That might even be all you need in order to learn Kubernetes and see how it works. If you can, I still recommend setting up a cluster manually, which will give you even more insight into how the individual components work together. That’s exactly what we’re going to do in this section.
Before we do get started, it’s important to synchronize our mindset a bit. Of all of the activities we’ve worked through so far, setting up a Kubernetes cluster manually is easily the most complex. Kubernetes itself is made up of many components, as well as settings. If any one component is incorrect or a setting is misconfigured, the entire process can fail. In this section, a great deal of care and attention was spent to ensure (as much as possible) that the process works to the point where...