Kustomize Bases & Overlays

Build failures, patch merge issues, and generator side effects — decide whether to kustomize build, diff output, or fix kustomization.yaml first.

Try before you buy

One warm-up card and one scenario from Kustomize Bases & Overlays — full sessions unlock after purchase.

FoundationWarm-up

What does secretGenerator suffix hash do?

AnswerFoundation

Creates new Secret name on content change — prevents stale references.

ScenarioLevel 1

Wrong overlay selected

Prod deploy used staging kustomization.

Terminal

$ kubectl get deploy api -n prod -o jsonpath='{.spec.replicas}'
1

Which platform command gives revision or render truth first?

Press 1–4 to choose