Challenge, Hard, on
Kube Mysteries: The Invisible Pod
Did you know that pods can become invisible? Can you figure out how?
Challenges
Focused hands-on problems designed to help you hone your DevOps or Server Side skills. Some challenges are more educational, while others are based on real-world scenarios. The platform provides hints and feedback for each challenge, including automated solution checks.
Independent Authors
Challenges from outstanding independent authors proudly hosted by iximiuz Labs.
Community Collection
Challenges contributed by the community members sharing their knowledge and expertise.
Customize nginx Startup Behavior with a postStart Lifecycle Hook
by Omkar Shelke
Create a Pod that uses a postStart lifecycle hook to write a custom message to the nginx welcome page, expose it via a NodePort Service, and verify the hook ran successfully.
Submissions: 16/17
Challenge, Easy, on
Copy a File into a Running Pod to Serve a Custom NGINX Page
by Omkar Shelke
A Pod is running nginx and exposed via NodePort. Copy a local HTML file into the running Pod so NGINX serves it as the default homepage using only imperative commands.
Challenge, Medium, on
Debug Why a ConfigMap Could Not Be Created
by Omkar Shelke
A Pod is failing in the japan namespace. Investigate the issue, identify the root cause, and fix it to get the Pod running.
Submissions: 33/41
Challenge, Easy, on
Disable ServiceAccount Token Automounting in a Pod
by Omkar Shelke
Create a Pod that does not mount the default ServiceAccount token, preventing it from accessing the Kubernetes API server.
Submissions: 28/28