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Kubernetes – An Enterprise Guide - Second Edition

You're reading from Kubernetes – An Enterprise Guide - Second Edition

Product type Book

Published in Dec 2021

Publisher Packt

ISBN-13 9781803230030

Pages 578 pages

Edition 2nd Edition

Languages

Concepts

Cloud Computing

Authors (2):

Marc Boorshtein

Scott Surovich

View More author details

Table of Contents (17) Chapters

Preface

1. Docker and Container Essentials

2. Deploying Kubernetes Using KinD

3. Kubernetes Bootcamp

4. Services, Load Balancing, ExternalDNS, and Global Balancing

5. Integrating Authentication into Your Cluster

6. RBAC Policies and Auditing

7. Deploying a Secured Kubernetes Dashboard

8. Extending Security Using Open Policy Agent

9. Node Security with GateKeeper

10. Auditing Using Falco, DevOps AI, and ECK

11. Backing Up Workloads

12. An Introduction to Istio

13. Building and Deploying Applications on Istio

14. Provisioning a Platform

15. Other Books You May Enjoy

16. Index

Exploring the control plane

As its name suggests, the control plane controls every aspect of a cluster. If your control plane goes down, you can probably imagine that your cluster will encounter issues. Without a control plane, a cluster will not have any scheduling abilities, which means that workloads that are running will remain running unless they are stopped and restarted. Since the control plane is extremely important, it is always suggested that you have at least three master nodes. Many production installations run more than three master nodes, but the number of installed nodes should always be an odd number. Let's look at why the control plane and its components are so vital to a running cluster by examining each one.

The Kubernetes API server

The first component to understand in a cluster is the kube-apiserver component. Since Kubernetes is application programming interface (API)-driven, every request that comes into a cluster goes through the API server. Let...

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Authors (2)

Marc Boorshtein

Marc Boorshtein has been a software engineer and consultant for 20 years and is currently the CTO (Chief Technology Officer) of Tremolo Security, Inc. Marc has spent most of his career building identity management solutions for large enterprises, U.S. Government civilian agencies, and local government public safety systems.

See other products by Marc Boorshtein

Scott Surovich

Scott Surovich has been involved in the industry for over 25 years and is currently the Global Container Engineering Lead at a tier 1 bank as the Global on-premises Kubernetes product owner architecting and, delivering cluster standards, including the surrounding ecosystem. His previous roles include working on other global engineering teams, including Windows, Linux, and virtualization.

See other products by Scott Surovich

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