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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

Benefits and drawbacks of originalist GitOps

As the DevOps team dove deeper into the world of originalist GitOps and tools such as Argo CD, they discovered some very promising benefits of adopting this type of process. They found that Argo CD allowed for the mandatory Kubernetes manifests to be the main driver for configuration and change to microservice resources in the cluster. And since the developers were already used to using git, the adoption process of originalist GitOps automation would not be too much of a burden for the developers to work through.

By treating the git repository and helm chart as the source of truth for the desired end state, the user should always be able to see what microservice configuration is in the cluster based on what the git repository shows. Also, since git has native versioning, a rollback to a previous version is as easy as reverting a version in git and letting Argo CD handle the deployment part.

One other benefit that the team found was...

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