Book Image

Kubernetes Cookbook - Second Edition

By : Hideto Saito, Hui-Chuan Chloe Lee, Ke-Jou Carol Hsu
Book Image

Kubernetes Cookbook - Second Edition

By: Hideto Saito, Hui-Chuan Chloe Lee, Ke-Jou Carol Hsu

Overview of this book

Kubernetes is an open source orchestration platform to manage containers in a cluster environment. With Kubernetes, you can configure and deploy containerized applications easily. This book gives you a quick brush up on how Kubernetes works with containers, and an overview of main Kubernetes concepts, such as Pods, Deployments, Services and etc. This book explains how to create Kubernetes clusters and run applications with proper authentication and authorization configurations. With real-world recipes, you'll learn how to create high availability Kubernetes clusters on AWS, GCP and in on-premise datacenters with proper logging and monitoring setup. You'll also learn some useful tips about how to build a continuous delivery pipeline for your application. Upon completion of this book, you will be able to use Kubernetes in production and will have a better understanding of how to manage containers using Kubernetes.
Table of Contents (11 chapters)

Deployment API

The Deployment API was introduced in Kubernetes version 1.2. It is replacing the replication controller. The functionalities of rolling-update and rollback by replication controller, it was achieved with client side (kubectl command and REST API), that kubectl need to keep connect while updating a replication controller. On the other hand, Deployments takes care of the process of rolling-update and rollback at the server side. Once that request is accepted, the client can disconnect immediately.

Therefore, the Deployments API is designed as a higher-level API to manage ReplicaSet objects. This section will explore how to use the Deployments API to manage ReplicaSets.

Getting ready

In order to create Deployment...