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DevOps Culture and Practice with OpenShift

You're reading from   DevOps Culture and Practice with OpenShift Deliver continuous business value through people, processes, and technology

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Product type Paperback
Published in Aug 2021
Publisher Packt
ISBN-13 9781800202368
Length 812 pages
Edition 1st Edition
Concepts
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Authors (5):
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Noel O’Connor Noel O’Connor
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Noel O’Connor
Mike Hepburn Mike Hepburn
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Mike Hepburn
Ilaria Doria Ilaria Doria
Author Profile Icon Ilaria Doria
Ilaria Doria
Donal Spring Donal Spring
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Donal Spring
Tim Beattie Tim Beattie
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Tim Beattie
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Toc

Table of Contents (30) Chapters Close

Preface Acknowledgements Section 1: Practices Make Perfect FREE CHAPTER
1. Introduction — Start with Why 2. Introducing DevOps and Some Tools 3. The Journey Ahead Section 2: Establishing the Foundation
4. Open Culture 5. Open Environment and Open Leadership 6. Open Technical Practices – Beginnings, Starting Right 7. Open Technical Practices — The Midpoint Section 3: Discover It
8. Discovering the Why and Who 9. Discovering the How 10. Setting Outcomes Section 4: Prioritize It
11. The Options Pivot Section 5: Deliver It
12. Doing Delivery 13. Measure and Learn Section 6: Build It, Run It, Own It
14. Build It 15. Run It 16. Own It Section 7: Improve It, Sustain It
17. Improve It 18. Sustain It Index
Appendix A – OpenShift Sizing Requirements for Exercises 1. Appendix B – Additional Learning Resources

GitOps

Up to this point, we've talked about Git and the developer workflows available to our teams. We've spoken about everything-as-code, from infrastructure to tooling to applications all along the stack. Now, let's tie this all together with GitOps.

GitOps sounds a bit like a buzzword, as DevOps was when it was first coined. In fact, we heard someone describe it to us as DevOps for the year 2020. GitOps is a simple process of managing all of your systems, environments, and applications via Git. Git represents the single source of truth for all your applications, your tooling, and even your clusters. Changes to any of these things can be pull requested and discussed before an automated process applies them.

The difference between infrastructure-as-code (IaC) and GitOps is the approach to managing the configuration. IaC is agnostic to where you store the configuration; it could be on a flash drive in your drawer or it could be a shared drive in the cloud. GitOps...

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