Copy Files To/From a Running Kubernetes Pod: a Distroless Image Case
An ultimate Kubernetes debugging challenge: can you copy files to/from a running Pod that doesn't have a shell or other command line tools installed?
Submissions: 123/357
Challenges
Focused, hands-on problems for sharpening your DevOps and server-side skills. Some teach specific concepts while others mirror real-world scenarios. Every challenge includes hints, feedback, and automated solution checks.
Official Collection
Challenges crafted by iximiuz Labs to help you master DevOps and Server Side topics.
Copy Files To/From a Running Kubernetes Pod: a Simple Case
Practice copying files to/from running Kubernetes Pods to become a Kubernetes troubleshooting ninja.
Submissions: 725/937
Edit a File in a Running Kubernetes Pod: a Tricky Case
Can you edit a file in a running Kubernetes pod? What if there is no shell inside and the container's user lacks the write permission?
Submissions: 132/452
What Port Does This Kubernetes Pod Listen On?
Be a networking Sherlock Holmes - find out which port a Kubernetes app uses and send a request to it.
Submissions: 332/650
Send a Signal to a Kubernetes App: a Simple Case
Learn how to send a signal to an application running as a Kubernetes pod.
Submissions: 644/1058
Send a Signal to a Kubernetes App: a Non-Root Container Case
Learn how to send a signal to a Kubernetes app running in an unprivileged container without shell.
Submissions: 126/237
Send a Signal to a Kubernetes App: a Slim Container Case
Learn how to send a signal to a Kubernetes app running in a container without shell.
Submissions: 315/542