Debugging and troubleshooting Secrets

Debugging Kubernetes Secrets is hard. This is largely because issues with Secrets materialize mainly when another component dependent on them is failing. For example, imagine an ingress deployment with bad certificates. Identifying the actual issue will be a process of inspecting multiple components until you find the root cause. In this section, we will learn tools and approaches for troubleshooting common Secret issues such as non-existent Secrets, badly configured Secrets, and more.

The describe command

So far, kubectl get has been our main command to retrieve information about Kubernetes resources. As a command, it can provide a quick way to retrieve information on the resources of interest and their status. The kubectl get function can serve us only to a certain level, however. Once more information is needed, we should utilize the kubectl describe command. By using the kubectl describe command, we can retrieve detailed information for...