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    Kubernetes Design Patterns and Extensions: Enhance your container-cluster management skills and efficiently develop and deploy applications
    Kubernetes Design Patterns and Extensions: Enhance your container-cluster management skills and efficiently develop and deploy applications
    Kubernetes Design Patterns and Extensions: Enhance your container-cluster management skills and efficiently develop and deploy applications
    Ebook175 pages1 hour

    Kubernetes Design Patterns and Extensions: Enhance your container-cluster management skills and efficiently develop and deploy applications

    By Onur Yilmaz

    ()

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    About this ebook

    Master the art of container management with Kubernetes and study robust container orchestration to ensure that your container-based applications sail into production without hiccups




    Key Features



    • Implement best practices in cloud-native applications using Kubernetes


    • Explore the usage of client libraries and programmatic access to Kubernetes


    • Use your domain expertise to code





    Book Description



    Before plunging into how Kubernetes works, this book introduces you to the world of container orchestration and describes the recent changes in application development. You'll understand problems that Kubernetes solves and get to grips with using Kubernetes resources to deploy applications. In addition to this, you'll learn to apply the security model of Kubernetes clusters.







    Kubernetes Design Patterns and Extensions describes how services running in Kubernetes can leverage the platform's security features. Once you've grasped all this, you'll explore how to troubleshoot Kubernetes clusters and debug Kubernetes applications. You also discover how to analyze the networking model and its alternatives in Kubernetes, and apply best practices with design patterns.







    By the end of this book, you'll have studied all about using the power of Kubernetes for managing your containers.





    What you will learn



    • Understand and classify software designs as per the cloud-native paradigm


    • Apply best practices in Kubernetes with design patterns


    • Set up Kubernetes clusters in managed and unmanaged environments


    • Explore Kubernetes extension points


    • Extend Kubernetes with custom resources and controllers


    • Integrate dynamic admission controllers


    • Develop and run custom schedulers in Kubernetes


    • Analyze networking models in Kubernetes





    Who this book is for



    Kubernetes Design Patterns and Extensions is for you if you are interested in configuring and troubleshooting Kubernetes clusters and developing microservices-based applications on Kubernetes clusters. DevOps engineers with basic knowledge of Docker will also find this book useful. It is assumed that you are comfortable using command-line tools and programming concepts and languages.

    LanguageEnglish
    PublisherPackt Publishing
    Release dateSep 27, 2018
    ISBN9781789615111
    Kubernetes Design Patterns and Extensions: Enhance your container-cluster management skills and efficiently develop and deploy applications

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      Book preview

      Kubernetes Design Patterns and Extensions - Onur Yilmaz

      B12271 Kubernetes Design Patterns and Extensions

      Kubernetes Design Patterns and Extensions

      Enhance your container-cluster management skills and efficiently develop and deploy applications

      Onur Yilmaz

      BIRMINGHAM - MUMBAI

      Kubernetes Design Patterns and Extensions

      Copyright © 2018 Packt Publishing

      All rights reserved. No part of this book may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, without the prior written permission of the publisher, except in the case of brief quotations embedded in critical articles or reviews.

      Every effort has been made in the preparation of this book to ensure the accuracy of the information presented. However, the information contained in this book is sold without warranty, either express or implied. Neither the author, nor Packt Publishing or its dealers and distributors, will be held liable for any damages caused or alleged to have been caused directly or indirectly by this book.

      Packt Publishing has endeavored to provide trademark information about all of the companies and products mentioned in this book by the appropriate use of capitals. However, Packt Publishing cannot guarantee the accuracy of this information.

      Acquisitions Editor: Aditya Date

      Content Development Editor: Tanmayee Patil

      Production Coordinators: Shantanu Zagade, Ratan Pote

      First published: September 2018

      Production reference: 1260918

      Published by Packt Publishing Ltd.

      Livery Place

      35 Livery Street

      Birmingham

      B3 2PB, UK.

      ISBN 978-1-78961-927-0

      www.packtpub.com

      Contributor

      About the Author

      Onur Yilmaz is a software engineer in a multinational enterprise software company. He is a Certified Kubernetes Administrator (CKA) and works on Kubernetes and cloud management systems. He has been developing software systems since he was eleven years old. He is a keen supporter of cutting-edge technologies, such as Docker, Kubernetes, and cloud-native applications. He has one master's and two bachelor's degrees in engineering and is pursuing a doctorate degree.

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      Table of Contents

      Title

      Copyright and Credits

      Kubernetes Design Patterns and Extensions

      Contributor

      About the Author

      Packt Is Searching for Authors like You

      Packt Upsell

      Why Subscribe?

      PacktPub.com

      Preface

      Who This Book Is For

      What This Book Covers

      To Get the Most out of This Book

      Download the Example Code Files

      Conventions Used

      Get in Touch

      Reviews

      Kubernetes Design Patterns

      Software Design Patterns

      Uses of Software Design Patterns

      Classification of Software Design Patterns

      Kubernetes Design Patterns

      Structural Patterns

      Sidecar Pattern

      Activity: Running a Web Server with Synchronization

      Initialization Pattern

      Activity: Running a Web Server after Content Preparation

      Behavioral Patterns

      Job Pattern

      Scheduled Job Pattern

      Daemon Service Pattern

      Singleton Service Pattern

      Introspective Pattern

      Activity: Injecting Data into Applications

      Deployment Strategies

      Recreate Strategy

      Deploying the Application Using the Recreate Strategy

      Rolling Update Strategy

      Deploying an Application Using the Rolling Update Strategy

      Blue/Green Strategy

      Deploying an Application Using the Blue/Green Strategy

      A/B Testing Strategy

      Deployment Strategies Summary

      Summary

      Kubernetes Client Libraries

      Accessing the Kubernetes API

      Kubernetes API Style

      Getting a JSON Response from the Kubernetes API

      Accessing the Kubernetes API

      Connecting to the Kubernetes API and Creating Namespaces

      Accessing the Kubernetes API inside a Cluster

      To Connect to the Kubernetes API inside a Cluster

      Official Client Libraries

      Go Client Library

      Repository

      Documentation

      Installation

      Creating Configuration

      Creating Clientset

      Making API Calls

      To Use the Kubernetes Go Client outside the Cluster

      Activity: Using the Kubernetes Go Client inside the Cluster

      Python Client Library

      Repository

      Installation

      Client Usage

      Packaging

      Using the Kubernetes Python Client inside the Cluster

      Other Official Client Libraries

      Community-Maintained Client Libraries

      Summary

      Kubernetes Extensions

      Kubernetes Extension Points

      Extending Kubernetes Clients

      Extending the Kubernetes API

      Custom Resource Definitions

      Creating and Deploying Custom Resource Definitions

      Custom Controllers

      Operator Development

      Kubernetes Sample Controller

      Operator Framework

      Creating and Deploying the Kubernetes Operator

      Kubernetes Dynamic Admission Control

      Admission Webhooks

      Initializers

      Extending the Kubernetes Scheduler

      Node Labels

      Node Selectors

      Node Affinity

      Pod Affinity

      Taints and Tolerations

      Custom Scheduler Development

      Deploying and using a Custom Kubernetes Scheduler

      Extending Kubernetes Infrastructure

      Summary

      Solutions

      Chapter 1:  Kubernetes Design Patterns

      Activity: Running a Web Server with Synchronization

      Activity: Running a Web Server after Content Preparation

      Activity: Injecting Data into Applications

      Chapter 2:  Kubernetes Client Libraries

      Activity: Using the Kubernetes Go Client inside the Cluster

      Other Books

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