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Learn Helm

You're reading from Learn Helm Improve productivity, reduce complexity, and speed up cloud-native adoption with Helm for Kubernetes

Product type Paperback

Published in Jun 2020

Publisher Packt

ISBN-13 9781839214295

Length 344 pages

Edition 1st Edition

Tools

Helm

Concepts

Containerization

Authors (2):

Andrew Block

Austin Dewey

View More author details

Table of Contents (15) Chapters

Preface

1. Section 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 Helm Chart

5. Section 2: Helm Chart Development

6. Chapter 4: Understanding Helm Charts

7. Chapter 5: Building Your First Helm Chart

8. Chapter 6: Testing Helm Charts

9. Section 3: Adanced Deployment Patterns

10. Chapter 7: Automating Helm Processes Using CI/CD and GitOps

11. Chapter 8: Using Helm with the Operator Framework

12. Chapter 9: Helm Security Considerations

13. ASSESSMENTS

14. Other Books You May Enjoy

Summary

In this chapter, you learned how to install a Helm chart and manage its life cycle. We began by searching Helm Hub for a WordPress chart to install. After locating a chart, the repository containing the chart was added by following the instructions from its Helm 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, 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 performed a rollback after this 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 chart consumer. You used Helm as a package manager to install a Kubernetes application to your cluster. You also managed the life cycle of the application...

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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.

See other products by Andrew Block

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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