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Repeatability, Reliability, and Scalability through GitOps

You're reading from   Repeatability, Reliability, and Scalability through GitOps Continuous delivery and deployment codified

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Product type Paperback
Published in May 2021
Publisher Packt
ISBN-13 9781801077798
Length 292 pages
Edition 1st Edition
Tools
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Author (1):
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Bryan Feuling Bryan Feuling
Author Profile Icon Bryan Feuling
Bryan Feuling
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Toc

Table of Contents (17) Chapters Close

Preface 1. Section 1: Fundamentals of GitOps
2. Chapter 1: The Fundamentals of Delivery and Deployment FREE CHAPTER 3. Chapter 2: Exploring Common Industry Delivery and Deployment Practices 4. Chapter 3: The "What" and "Why" of GitOps 5. Section 2: GitOps Types, Benefits, and Drawbacks
6. Chapter 4: The Original GitOps – Continuous Deployment in Kubernetes 7. Chapter 5: The Purist GitOps – Continuous Deployment Everywhere 8. Chapter 6: Verified GitOps – Continuous Delivery Declaratively Defined 9. Chapter 7: Best Practices for Delivery, Deployment, and GitOps 10. Section 3: Hands-On Practical GitOps
11. Chapter 8: Practicing the Basics – Declarative Language File Building 12. Chapter 9: Originalist Gitops in Practice – Continuous Deployment 13. Chapter 10: Verified GitOps Setup – Continuous Delivery GitOps with Harness 14. Chapter 11: Pitfall Examples – Experiencing Issues with GitOps 15. Chapter 12: What's Next? 16. Other Books You May Enjoy

Setting up Kubernetes and Helm

Although the other engineering teams had Helm charts already created, the DevOps team wanted to build out a core chart for easy templating. The goal would be to develop a core chart to test any business or engineering requirements in Kubernetes before passing them on to other teams. This would allow the enforcement of standards without burdening the engineering teams with additional configuration.

Using VSCode and minikube, the team could develop and deploy the Helm chart locally. Then, when they had a good base chart ready and deployable, they would initiate the sync with their Git repository to keep consistent track of any changes to the chart in the future. However, for the GitOps testing, they only needed a basic Helm chart to start with, allowing for some small overrides to show the functionality of the GitOps tool.

Since the feature sets of originalist GitOps tools are relatively limited in design and scope, an advanced Helm chart is not a...

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