Extending Kubernetes: Elevate Kubernetes with Extension Patterns, Operators, and Plugins

Table of Contents
About the Author
About the Technical Reviewer
Introduction
Chapter 1: Introduction
	Kubernetes Recap
		Control Plane Components
			kube-apiserver
			etcd
			kube-scheduler
			kube-controller-manager
			cloud-controller-manager
		Node Components
			kubelet
			kube-proxy
		Configuring the Kubernetes Cluster
	Kubernetes Extension Patterns
		Controller
		Webhook
		Binary Plugin
		Kubernetes Extension Points
	Key Takeaways
Chapter 2: kubectl Plugins
	kubectl Installation and Usage
	kubectl Plugin Design
	Create Your First kubectl Plugins
	Plugin Repository: krew
	Key Takeaways
Chapter 3: API Flow Extensions
	Kubernetes API Flow
		Authentication
			Authorization
			Admission Control
	Authentication Webhooks
		Kubernetes API Server Configuration
			Webhook Server
	Authorization Webhooks
		Kubernetes API Server Configuration
			Webhook Server
	Dynamic Admission Controllers
		Webhook Configuration Resources
			Webhook Server
	Key Takeaways
Chapter 4: Extending the Kubernetes API
	Kubernetes API Overview
		API Versioning
		API Groups
		Extension Points in Kubernetes API
			CustomResourceDefinitions
			API Server Aggregation
		Kubernetes Client Libraries
	Custom Resource Definitions and Controllers
		Operator Pattern in Kubernetes
		kubebuilder Framework
	Aggregated API and Extension Servers
	Key Takeaways
Chapter 5: Scheduling Extensions
	Kubernetes Scheduler Overview
		Scheduling Framework
			Extension Points
	Configure and Manage Multiple Schedulers
	Scheduler Extenders
		Configuration Details
			Scheduler Extender API
				Filter
				Prioritize
				Preempt
				Bind
	Key Takeaways
Chapter 6: Infrastructure Extensions
	Cloud-Native Infrastructure
	Storage Plugins
		Container Storage Interface (CSI)
		CSI Plugins in Kubernetes
			CSI Hostpath Driver in Action
	Network Plugins
		Kubernetes Network Model
		Container Network Interface (CNI)
			CNI Plugins in Kubernetes
			Calico CNI Plugin in Action
	Device Plugins
		Device Plugin API
		Development and Deployment of a Device Plugin
	Key Takeaways
Chapter 7: Upcoming Extension Points
	Service Catalog
	Cluster API
	Key Takeaways
	Conclusion
Index