Scenario: "Singara": Docker and Kubernetes web app not working.

Level: Hard

Type: Fix

Tags: docker   kubernetes   unusual-tricky   python  

Access: Email

Description: There's a k3s Kubernetes install you can access with kubectl. The Kubernetes YAML manifests under /home/admin have been applied. Get the webapp Deployment in the web namespace to a Running pod that serves its HTTP response (a town/city name). Running the image with host Docker alone is not enough to pass the check.

TIP: You can use k as an alias for kubectl, and it has autocomplete enabled.

Root (sudo) Access: True

Test: curl localhost:8888 returns a value from the webapp deployed Kubernetes pod.

The "Check My Solution" button runs the script /home/admin/agent/check.sh, which you can see and execute.

Time to Solve: 20 minutes.