# Building your own Kubernetes webhook

DevFeed: [Building your own Kubernetes webhook](<https://devfeed.tech/articles/building-your-own-kubernetes-webhook-39623.md>)

Original publisher: [Read original article](<https://www.gauravsarma.com/posts/2023-06-02_Building-your-own-Kubernetes-webhook-575bf9712654>)

Published: 2023-06-02T00:00:00Z

Content type: tutorial

Language: en

Sources: [Gaurav Sarma's Blog](<https://devfeed.tech/sources/gaurav-sarma-s-blog.md>)

Topics: [Kubernetes](<https://devfeed.tech/topics/kubernetes.md>), [Code](<https://devfeed.tech/topics/code.md>)

Tags: [blog-post](<https://devfeed.tech/tags/blog-post.md>), [docker](<https://devfeed.tech/tags/docker.md>), [docker-image](<https://devfeed.tech/tags/docker-image.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [kubernetes](<https://devfeed.tech/tags/kubernetes.md>), [yaml](<https://devfeed.tech/tags/yaml.md>)

## AI overview

A tutorial on building a validating Kubernetes webhook for a custom TodoList resource. It uses kubebuilder to scaffold the webhook, configures validation logic, builds and deploys a Docker image, and demonstrates rejecting a TodoList object with an empty task.

## Source excerpt

This blog is the 2nd part of a blog post on how to write custom logic for your kubernetes objects. The first post can be found here [https://gsarmaonline...