Edit a File in a Running Container: a Slim Base Image Case
Can you edit a file in a running container? What if there is no shell?
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.
Can you edit a file in a running container? What if there is no shell?
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?
Not all distroless images are created equal. Get your hands dirty and try to identify the right base image for your application.
Learn on practice the limitations of FROM scratch images and the ways to mitigate them.
Be a networking Sherlock Holmes - find out which port a Kubernetes app uses and send a request to it.
Learn how to send a signal to a Kubernetes app running in an unprivileged container without shell.
Learn how to send a signal to a Kubernetes app running in a container without shell.