Kubernetes Scenario Labs

Repair pods, services, deployments, RBAC, and network policies

10 Scenarios ~15 min each

How It Works

Each lab drops you into a broken config. Your job: find the bug and fix it.

Read the Scenario

Understand what went wrong — a teammate pushed broken config and CI is failing.

Debug in the Terminal

Run the tool, read the errors, and trace them back to the source.

Fix & Verify

Edit the config, re-run the check, and confirm a clean result.

Terminal

Beginner(4)

Intermediate(3)

Advanced(3)

Beginner

4 labs

Start here — core concepts and simple fixes

Fix ConfigMap Volume Mount

Fix mismatched volume names and ConfigMap references in a Pod spec.

Beginner

Fix Deployment Selector

Fix mismatched selector.matchLabels and template labels in a Deployment.

Beginner

Fix Ingress Rules

Fix wrong service references, ports, and missing ingress class in an Ingress resource.

Beginner

Fix Liveness & Readiness Probes

Fix broken health check probes causing pods to restart in a loop.

Beginner

Level Up to Intermediate

Intermediate

3 labs

Level up — multi-resource configs and debugging

Fix Network Policy

Fix a NetworkPolicy that blocks all traffic due to wrong selectors and port rules.

Intermediate

Fix Pod Image and Port

Fix a typo in the container image name and a port mismatch in a Pod manifest.

Intermediate

Fix PersistentVolumeClaim

Fix a PVC with wrong StorageClass, access mode, and mount path for a StatefulSet.

Intermediate

Level Up to Advanced

Advanced

3 labs

Expert mode — complex configurations and edge cases

Fix RBAC Permissions

Fix broken Role apiGroups, resource names, and RoleBinding references.

Advanced

Fix Resource Limits

Fix invalid resource requests/limits causing OOMKilled pods in a Deployment.

Advanced

Fix Service Configuration

Fix a Service with wrong selectors and port mappings that can't route to pods.

Advanced