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Using a Dynamic Admission Controller with Kubernetes

In Kubernetes, dynamic admission controllers let us validate or otherwise change the request objects for creating resources. Most often, these are webhooks that are deployed with Kubernetes itself. In this lab, we create and register one of these webhooks within our Kubernetes cluster.

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Path Info

Level
Clock icon Intermediate
Duration
Clock icon 30m
Last updated
Clock icon May 28, 2025

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Table of Contents

  1. Challenge

    Deploy Webhook

    Create a Kubernetes deployment for the label-add-webhook webhook container. Deploy the webhook.

  2. Challenge

    Register Controller

    Register the deployed webhook as an admission controller.

  3. Challenge

    Test

    Run the test Pod and ensure the label has been added.

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Pluralsight Skills

Pluralsight Skills gives leaders confidence they have the skills needed to execute technology strategy. Technology teams can benchmark expertise across roles, speed up release cycles and build reliable, secure products. By leveraging our expert content, skill assessments and one-of-a-kind analytics, keep up with the pace of change, put the right people on the right projects and boost productivity. It's the most effective path to developing tech skills at scale.

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