- Lab
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Libraries: If you want this lab, consider one of these libraries.
- Cloud
Implementing Health Checks in a Kubernetes Application
Kubernetes health checks provide a deeper level of control over how Kubernetes detects the state of your application containers. In this lab, you will work closely with health checks using Kubernetes probes to fine-tune how Kubernetes manages containers.
Lab Info
Table of Contents
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Challenge
Add a Liveness Probe
The
comb-dashboardDeployment can be found in thehiveNamespace.Edit the Deployment so that the containers are automatically restarted whenever they begin responding to HTTP requests with an error status code.
The container application listens on port
80, and you can use the root path/to test whether the bug is occurring. -
Challenge
Add a Readiness Probe
You can find the
comb-monitorin thehiveNamespace.Edit this Deployment and add a probe that will verify that the application can execute command-line commands before the container is considered ready.
You can use a simple command like
echo This is a test!.
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