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Building Enterprise JavaScript Applications

You're reading from  Building Enterprise JavaScript Applications

Product type Book
Published in Sep 2018
Publisher Packt
ISBN-13 9781788477321
Pages 764 pages
Edition 1st Edition
Languages
Author (1):
Daniel Li Daniel Li
Profile icon Daniel Li

Table of Contents (26) Chapters

Title Page
Copyright and Credits
Dedication
Packt Upsell
Contributors
Preface
1. The Importance of Good Code 2. The State of JavaScript 3. Managing Version History with Git 4. Setting Up Development Tools 5. Writing End-to-End Tests 6. Storing Data in Elasticsearch 7. Modularizing Our Code 8. Writing Unit/Integration Tests 9. Designing Our API 10. Deploying Our Application on a VPS 11. Continuous Integration 12. Security – Authentication and Authorization 13. Documenting Our API 14. Creating UI with React 15. E2E Testing in React 16. Managing States with Redux 17. Migrating to Docker 18. Robust Infrastructure with Kubernetes 1. Other Books You May Enjoy Index

Kubernetes objects


Now that you understand the different Components that make up the Kubernetes system, let's shift our attention to Kubernetes API Objects, or Objects (with a capital O), for short.

As you already know, with Kubernetes, you don't need to interact directly with individual Kubernetes Components; instead, you interact with kube-apiserver and the API server will coordinate actions on your behalf.

The API abstracts away raw processes and entities into abstract concepts called Objects. For instance, instead of asking the API server to "Run these groups of related containers on a node", you'd instead ask "Add this Pod to the cluster". Here, the group of containers is abstracted to a Pod Object. When we work with Kubernetes, all we're doing is sending requests to the Kubernetes API to manipulate these Objects.

The four basic objects

There are four basic Kubernetes Objects:

  • Pod: A group of closely-related containers that should be managed as a single unit
  • Service: An abstraction that proxies...
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