Upgrading the Cluster

Current Kubernetes version

Changing any aspect of the resources we created is easy and straightforward. All we have to do is modify Terraform definitions, and apply the changes. We can add resources, remove them, or change them in any way we want. To illustrate that, we’ll upgrade the Kubernetes version. But, before we do that, let’s see which version we’re running right now.

We use the following commands to do so.

The output, limited to the relevant parts, is as follows.

We’re currently running Kubernetes version 1.24.6-gke.1500.

Note: Depending on what version you have installed, yours might be different.

Updating Kubernetes version environment variables

To upgrade the ...