End-to-End Automation with Kubernetes and Crossplane: Develop a control plane-based platform for unified infrastructure, services, and application automation

Cover
Title page
Copyright and Credits
Contributors
About the reviewer
Table of Contents
Preface
Part 1: The Kubernetes Disruption
Chapter 1: Introducing the New Operating Model
	The Kubernetes journey
	Characteristics of the new operating model
		Team collaboration and workflows
		Control theory
		Interoperability
		Extensibility
		Architecture focus
		Open source, community, and governance
	The next Kubernetes use case
	Summary
Chapter 2: Examining the State of Infrastructure Automation
	The history of infrastructure automation
	The need for the next evolution
		The limitations of IaC
		A Kubernetes operating model for automation
		Multi-cloud automation requirements
	Crossplane as a cloud control plane
	A universal control plane
	Open standards for infrastructure vendors
		Wider participation
		The cloud provider partnerships
	Other similar projects
	Summary
Part 2: Building a Modern Infrastructure Platform
Chapter 3: Automating Infrastructure with Crossplane
	Understanding Custom Resource Definitions and custom controllers
		Adding a new CRD
		Working with the CRD
	Understanding the Crossplane architecture
		Managed resources
		Providers
		Composite resources
		Crossplane core
	Installing Crossplane
	Installing and configuring providers
		Setting up a cloud account
		Installing a provider
		Configuring the provider
	Multiple provider configuration
	An example of POSTGRES provisioning
	Summary
Chapter 4: Composing Infrastructure with Crossplane
	Feeling like an API developer
	How do XRs work?
		XRD
		Composition
		Claim
	Postprovisioning of an XR
		Readiness check
		Patch status
		Propagating credentials back
	Preprovisioned resources
	Building an XR
		The infrastructure API requirement
		Creating the XRD
		Providing implementation
		Provisioning the resources with a claim
	Troubleshooting
	Summary
Chapter 5: Exploring Infrastructure Platform Patterns
	Evolving the APIs
		API implementation change
		Hands-on journey with composition revision
		API contract changes
		Non-breaking changes
		Version upgrade
		Version upgrade with breaking changes
	Nested and multi-resource XRs
		PatchSets
	XRD detailed
		Naming the versions
		The openAPIV3Schema structure
		The additional parameter of an attribute
		Printer columns
	Managing external software resources
		Unifying the automation
	Summary
Chapter 6: More Crossplane Patterns
	AWS provider setup
		Creating an AWS account and IAM user
		Creating the Kubernetes secret
		AWS provider and ProviderConfig setup
	Managing dependencies
		Resource reference within and nested XR
		Referring to an outside resource
	Secret propagation hands-on
	Helm provider hands-on
	Defining API boundaries
	Alerts and monitoring
		Enabling Prometheus to scrape metrics
		Setting up monitoring alerts
		Enabling the Grafana dashboard
	More troubleshooting patterns
	Summary
Chapter 7: Extending and Scaling Crossplane
	Building a new provider
	XRM detailed
		Configuration fidelity
		Spec and status configuration
		Naming the custom and external resource
		Configuration ownership
		Sensitive input and output fields
	Framework to build a provider
	Packaging and distribution of XR/Claim
		Packaging and distribution
		Installing and using the configuration
	Testing the configurations
		Installing KUTTL
		KUTTL test setup
		TDD
	Multi-tenant control plane patterns
		Multi-tenancy with a single cluster
		Multi-tenancy with multiple clusters
	Summary
Part 3:Configuration Management Tools and Recipes
Chapter 8: Knowing the Trade-offs
	Unified automation scope
	Complexity clock, requirements, and patterns
		The configuration complexity clock
		Configuration management requirements
		Patterns and trade-off
	Open Application Model
		KubeVela, the OAM implementation
	Specialized and extendable abstraction
		Specialized abstraction
		Extendable abstraction
	Impact of change frequency
		XRM change frequency
	Summary
Chapter 9: Using Helm, Kustomize, and KubeVela
	Application configuration management capabilities
	Using Helm for application deployment
		Working with an existing chart
	Hands-on chart development
		Chart generation
	Customizing configurations with Kustomize
	Deploying application workloads with KubeVela
		Anatomy of a KubeVela application definition
	Summary
Chapter 10: Onboarding Applications with Crossplane
	The automation requirements
	The solution
	Preparing the control plane
		The GCP provider
		The GitLab provider
		Helm and Kubernetes provider setup
	Automating the application deployment environment
	The repository and CI setup
		GitLab configuration
		The onboarding XR/claim API
	The deployment dependencies
	API boundary analysis
	Summary
Chapter 11: Driving the Platform Adoption
	Why we need an infrastructure platform as a product
	Understanding customers\' needs
		Product development practices
		Self-service
		Collaborative backlog management
	The platform product life cycle and team interaction
	The OAM personas
	Summary
Index
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