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Managing Kubernetes Resources Using Helm

You're reading from Managing Kubernetes Resources Using Helm Simplifying how to build, package, and distribute applications for Kubernetes

Product type Paperback

Published in Sep 2022

Publisher Packt

ISBN-13 9781803242897

Length 310 pages

Edition 2nd Edition

Tools

Helm

Concepts

Cloud Native

Authors (2):

Andrew Block

Austin Dewey

View More author details

Table of Contents (18) Chapters

Preface

1. Part 1: Introduction and Setup

2. Chapter 1: Understanding Kubernetes and Helm FREE CHAPTER

3. Chapter 2: Preparing a Kubernetes and Helm Environment

4. Chapter 3: Installing Your First App with Helm

5. Part 2: Helm Chart Development

6. Chapter 4: Scaffolding a New Helm Chart

7. Chapter 5: Helm Dependency Management

8. Chapter 6: Understanding Helm Templates

9. Chapter 7: Helm Lifecycle Hooks

10. Chapter 8: Publishing to a Helm Chart Repository

11. Chapter 9: Testing Helm Charts

12. Part 3: Advanced Deployment Patterns

13. Chapter 10: Automating Helm with CD and GitOps

14. Chapter 11: Using Helm with the Operator Framework

15. Chapter 12: Helm Security Considerations

16. Index

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Summary

In this chapter, you learned how to install a Helm chart and manage its life cycle. We began by searching Artifact Hub for a WordPress chart to install. After locating a chart, the repository containing the chart was added by following the instructions from its Artifact Hub page. We then proceeded to inspect the WordPress chart to create a set of values that overrides their defaults. These values were saved to a values file called wordpress-values.yaml, which was then provided during the installation.

After the chart was installed, we used helm upgrade to upgrade the release by providing additional values. We then performed a rollback with helm rollback to restore the chart to a previous state. Finally, we removed the WordPress release at the end of the exercise with helm uninstall.

This chapter taught you how to leverage Helm as an end user, and how to use an already-written Helm chart. In the next chapter, we will explore the concepts and structure of a Helm chart in...

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Authors (2)

Andrew Block

Andrew Block

Andrew Block is a core maintainer on the Helm project and a Distinguished Architect at Red Hat. He specializes in the use of continuous integration and continuous delivery methodologies to streamline the delivery process and incorporate security at each stage. He works with organizations to adopt and implement these technologies and concepts within their organization. As an open source enthusiast, Andrew not only has authored several publications, but he is also a contributor to several open source communities and a lead within the sigstore project, which aims at simplifying how software is signed and verified.

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Austin Dewey

Austin Dewey

Austin Dewey is a DevOps engineer focused on delivering a streamlined developer experience on cloud and container technologies. Austin started his career with Red Hat's consulting organization, where he helped drive success at Fortune 500 companies by automating deployments on Red Hat's Kubernetes-based PaaS, OpenShift Container Platform. Currently, Austin works at fintech start-up Prime Trust, where he builds automation to scale financial infrastructure and supports developers on Kubernetes and AWS.

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