Cloud-native Computing: How to Design, Develop, and Secure Microservices and Event-Driven Applications

Cover
Title Page
Copyright Page
Contents
About the Authors
Preface
Acknowledgments
Chapter 1 The Dawning of the Digital Era
	Demystifying the Digitization Paradigm
	Delineating the Digitalization Technologies
	Trendsetting Technologies for the Digital Era
	Why Digitization Is Indispensable
	The Connectivity and Integration Options
	The Promising Digital Intelligence Methods
	The Technological Approaches Toward Smarter Environments
	Briefing the Brewing Idea of Digital Twin
	Envisioning the Digital Universe
	Cloud-Native Applications (CNAs)
	Conclusion
	References
Chapter 2 The Cloud-Native Computing Paradigm for the Digital Era
	Introduction
	The Onset of the Digital Era
	The Maturity of Software-defined Cloud Environments
	The Hybrid Model of Microservices Architecture (MSA) and Event-driven Architecture (EDA)
	The Aspect of Containerization
	The Emergence of Container Lifecycle Management Platforms
	Tending Toward Cloud-Native Computing
	Demystifying the Cloud-Native Architecture Style
	Distinguishing Cloud-Native Infrastructure
	Cloud-Native Security
	Cloud-Native Computing Advantages
	Conclusion
	References
Chapter 3 Kubernetes Architecture, Best Practices, and Patterns
	Introduction
	The Emergence of Containerized Applications for IT Portability
	Microservices Architecture (MSA) Applications for IT Agility and Adaptivity
	The Onset of Containerized Cloud Environments
	The Need for Container Orchestration Platform Solutions
	The Significance of Kubernetes for Cloud-Native Systems
	Kubernetes for Edge Cloud Environments
	Kubernetes for Multi-Cloud Implementations
	Delineating the Kubernetes’ Master–Slave Architecture
	The Special Features of the Kubernetes Platform
	Best Practices for Efficient and Effective Kubernetes
	Kubernetes Patterns
	Conclusion
	References
Chapter 4 The Observability, Chaos Engineering, and Remediation for Cloud-Native Reliability
	Introduction
	The Emergence of Cloud-Native Observability
	The Key Motivations for Cloud-Native Applications
	Cloud-Native Applications: The Realization Technologies
	DevOps for Cloud-Native Applications (CNAs)
	Container Orchestration Platforms
	The Cloud-Native Application Challenges [1, 2]
	Cloud-Native Resiliency
	Cloud-Native Chaos Engineering
	Cloud-Native Observability [3–5]
	Cloud-Native Observability: The Benefits
	Cloud-Native Observability for Chaos Engineering
	AIOps-Enabled Cloud-Native Observability
	Building System Resilience Through AIOps
	Cloud-Native Remediation
	Conclusion
	References
Chapter 5 Creating Kubernetes Clusters on Private Cloud (VMware vSphere)
	Introduction
		Purpose
		Scope
	Deployment Pre-requirements
		Prerequisites
			vCenter Requirements
			Cluster Resources
			Required IP Addresses
			DNS Records
			Create Local Linux Installer VM on VMware vSphere
			Generating an SSH Private Key and Adding it to the Agent
			Create DHCP Server
	Download OpenShift Installation for vSphere
		Procedure
	Adding vCenter Root CA Certificates to your Installer VM
	Deploying the OCP Cluster on VMware vSphere
	Installing the CLI on Linux
	Uninstall OpenShift Cluster
		Considerations When you Delete OpenShift for VMware (https://cloud.ibm.com/docs/vmwaresolutions)
	Conclusion
	Further Reading
Chapter 6 Creating Kubernetes Clusters on Public Cloud (Microsoft Azure)
	Introduction
	Prerequisites
		Configuring a Public DNS Zone in Azure
	DNS Creation
		Prerequisites
		Create a DNS Zone
		Required Azure Roles
		Creating a Service Principal
		Azure CLI Setup
		Manually Create IAM
		Start Installation of OCP
		Uninstall Cluster
	Conclusion
	Further Reading
Chapter 7 Design, Development, and Deployment of Event-Driven Microservices Practically
	Introduction
	Technology Stack to Build Microservices
	Express Framework
	Steps to Set Up Your Project
	Blog Post Microservice
	Comments Microservice
	Implementation of Event-Driven Model
	Event Bus
	Deployment Strategies
	Conclusion
Chapter 8 Serverless Computing for the Cloud-Native Era
	Introduction
	The Key Motivations for Serverless Computing [1, 2]
	Briefing Serverless Computing
	The Serverless Implications
	The Evolution of Serverless Computing [3, 4]
	Serverless Application Patterns
	Containers as the Function Runtime
	Serverless Computing Components [5, 6]
	Advantages of Using a Serverless Database
	Disadvantages of Using Serverless Databases
	Top Benefits of Serverless Computing
	Overcoming Serverless Obstacles
	The Future of Serverless Computing
	Conclusion
	Appendix
	Knative for Serverless Computing
	References
Chapter 9 Instaling Knative on a Kubernetes Cluster
	Introduction
	Knative Serving Resources
	Further Reading
Chapter 10 Delineating Cloud-Native Edge Computing
	Introduction
	Briefing Cloud-Native Computing
	Technical and Business Cases for Cloud-Native Computing [3, 4]
	The Emergence of Edge Computing
	Cloud-Native Technologies for Edge Computing
	Benefits of Bringing the Cloud-Native Principles to the Edge
	The Deployment Scenarios at the Edge
	Kubernetes Deployment Options for Edge Computing
	Cloud-Native at the Edge: The Use Cases
	Navigating Heterogeneous Environments at the Edge
	Monitoring Kubernetes-Enabled Edge Environments
	Edge Analytics for Real-Time Video Surveillance
	Describing Edge AI
	Conclusion
	References
Chapter 11 Setting up a Kubernetes Cluster using Azure Kubernetes Service
	Introduction
	Benefits of Azure Kubernetes Service
	Purpose
		Scope
	An Introduction to Azure Kubernetes Service
	Features of Azure Kubernetes Services
	Azure Kubernetes Service Use Cases
	Common Uses for Azure Kubernetes Service
	High-Level Architecture
		Architecture Design
			Deployment Pre-Requisites
	Conclusion
	Further Reading
Chapter 12 Reliable Cloud-Native Applications through Service Mesh
	Introduction
	Delineating the Containerization Paradigm
	Demystifying Microservices Architecture
	Decoding the Growing Role of Kubernetes for the Container Era
	Describing the Service Mesh Concept [1–3]
	Demystifying Service Mesh
	The Service Mesh Contributions
	The Leading Service Mesh Solutions
	Why Service Mesh is Paramount?
	Service Mesh Architectures
	Monitoring the Service Mesh
	Service Mesh Deployment Models
	Conclusion
	Appendix
		Deploying the Red Hat OpenShift Service Mesh Control Plane
	References
Chapter 13 Cloud-Native Computing: The Security Challenges and the Solution Approaches
	Introduction to Cloud Capabilities
	Delineating the Cloud-Native Paradigm
	Why Cloud-Native Computing
	About Cloud-Native Applications
	Beginning of Cloud-Native Application Security
	Cloud-Native Security Challenges
	Capabilities of Cloud-Native Security Solutions
	Cloud-Native Application Security Procedures
	Securing Cloud-Native Applications
	Pillars of Cloud-Native Security
	Cloud-Native Security: Best Practices
	Kubernetes Security Best Practices
	Container Security Best Practices
	Cloud-Native Security Best Practices
	The Emergence of Cloud-Native Security Products and Platforms
	Key Properties of Cloud-Native Security Platforms
	Cloud Workload Protection Platforms
	Kubernetes Security Products
	AIOps for Cloud-Native Security
	Conclusion
	Reference
Chapter 14 Microservices Security: The Concerns and the Solution Approaches
	Microservice Security Challenges and Concerns
	Best Practices to Secure Microservices
	How to Implement Fundamental Authentication and Authorization Strategies
	Dive Deeper into API Gateway
	APACHE APISIX
	Configuring APISIX
	Conclusion
	Further Reading
Chapter 15 Setting Up Apache Kafka Clusters in a Cloud Environment and Secure Monitoring
	Introduction
	Introspecting Kafka
	Kafka Component Overview
	Guide to Set Up a Kafka Cluster
		Prerequisites
			Steps to Install
			Step 1: Setup virtual machines for Kafka
			Step 2: Configure Zookeeper and Kafka on both the machines
			zookeeper.service
			kafka.service
			Step 3: Test Zookeeper and Kafka installation
			Kafka Command Line Features
	Set Up Your Monitoring Tools for Your Cluster: Prometheus and Grafana
	Fetch Metrics Using Prometheus
		Install JMX Exporter Agent on Kafka broker
		Create Prometheus as a service on the Admin machine
		Visualize using Grafana
		Secure your cluster
			Encryption
			Authentication
			Authorization
	Conclusion
	Further Reading
Chapter 16 Installing Knative Serving On EKS
	Prerequisites
	EKS Installation Procedure
	Installing Knative Serving Using YAML Files
		Prerequisites
			System Requirements
		Install the Serving component
		Verify the Installation
		Configure DNS
		Install kn Using a Binary
			Install kn Using Go
		Sample Application
			Creating Your Deployment with the Knative CLI
			Interacting with Your App
Index
EULA