book

Pro Microservices in .NET 10: A Holistic Approach to Building Microservices in C#

Name: Pro Microservices in .NET 10: A Holistic Approach to Building Microservices in C#
ISBN: 9798868820496

by Sean Whitesell, Rob Richardson

November 2025

Beginner to intermediate

261 pages

5h 57m

English

Apress

Read now

Unlock full access

Pro Microservices in.NET 10
Foreword
Introduction
Who Should Read This BookBook Organization
Acknowledgments
Table of Contents
About the Authors
About the Technical Reviewer
1. Introducing Microservices
BenefitsTeam AutonomyService AutonomyScalabilityFault IsolationData AutonomyChallenges to ConsiderMicroservice BeginningArchitecture ComparisonMicroservice PatternsAPI Gateway/BFFExternal Configuration StoreMessagingBusiness Process CommunicationRPCFire-and-ForgetCallbackPub/SubMessage FormatTransportTestingTest PyramidE to EServiceUnit TestsAutomationDeploying MicroservicesVersioningContainersPipelinesCross-Cutting ConcernsMonitoringLoggingAlertingTesting the ArchitectureSummary
2. Other Software Patterns
MonolithWhat Is ItPros and ConsBest Use-CaseModular MonolithWhat Is ItPros and ConsBest Use-CaseLayered ArchitectureWhat Is ItPros and ConsBest Use-CaseEvent-Driven ArchitectureWhat Is ItPros and ConsBest Use-CasePipeline ArchitectureWhat Is ItPros and ConsBest Use-CaseMicro-KernelWhat Is ItPros and ConsBest Use-CaseService-Oriented ArchitectureWhat Is ItPros and ConsBest Use-CaseMicroservicesWhat Is ItPros and ConsBest Use-CaseSummaryChoose the Right Tool for the Job
3. Searching for Microservices
The BusinessDomain-Driven DesignDomainSubdomainsUbiquitous LanguageBounded ContextsAggregates and Aggregate RootsEvent StormingSetupColor CodingThe MeetingSeeing the DomainsDomain ModelsFocus on BehaviorDomain ModellingDecompositionBecoming a MicroserviceSummary

4. ASP.NET Is a Great Place for Microservices
A Brief History of.NET.NET Framework.NET CoreModern.NETWays to Build Microservices in ASP.NETASP.NET MVCASP.NET Razor PagesASP.NET Web APIASP.NET Minimal APIsAzure FunctionsKEDA FunctionsAspireSummary
5. First Microservice
Interprocess CommunicationAPI First DesignTransport MechanismsRESTgRPCFile ➤ New ➤ ProjectContacting Google’s Routes APIApp SettingsTesting What We HaveSwaggerLeveraging gRPCIncorporating gRPCNuGet PackagesProject FileTesting gRPC EndpointModify the MonolithService DiscoverySummary
6. Microservice Messaging
Issues with Synchronous CommunicationLimits of RPCMessagingArchitectureReasons to Use MessagingLoosely CoupledBufferingScalingIndependent ProcessingMessage TypesQueryCommandEventMessage RoutingBroker-lessBrokeredConsumption ModelsCompeting ConsumersIndependent ConsumersDelivery GuaranteesAt Most OnceAt Least OnceOnce and Only OnceMessage OrderingBuilding the ExamplesBuilding the Messaging MicroservicesRunning RabbitMQFirst ProjectBuilding the Invoice MicroserviceBuilding the Payment MicroserviceTesting the Competing ConsumersBuilding a PubSub DemoDrawbacks of MessagingSummary
7. Decentralizing Data
Current StateThe RuleDatabase ChoicesAvailabilitySharing DataDuplicate DataTransactional ConsistencyCAP TheoremTransactions Across MicroservicesSagasRouting SlipChoreographyOrchestrationCQRSEvent SourcingScenariosScenario 1Scenario 2Eventual ConsistencyData WarehouseMaterialized ViewSplitting the MonolithMoving CodeStrangler PatternFeature FlagsSplitting the DatabaseSummary
8. Testing Microservices
Cost of ErrorsWhat Not to TestWhat to TestCodePerformanceSystem Failure HandlingSecurityTesting LevelsUnit TestingIntegration TestingComponent TestingMockingStubContract TestingConsumer-Driven Contract TestingService TestingEnd-to-End TestingEnd-to-End Testing MicroservicesConsumer-Driven Contract Testing Deep DiveConsumer ProjectConsumer Test ProjectProvider Test ProjectSummary
9. Deploying Microservices
Containerize a.NET MicroserviceContainerize.NET with a DockerfileContainerize.NET with the.NET SDKDeploy a Containerized.NET MicroserviceDeploy to Azure Kubernetes Service (AKS)Deploy to Azure Container AppsDeploy to Azure App ServiceOther Deployment OptionsReverse ProxyKubernetes IngressApplication GatewayAPI ManagementYARPReverse Proxy RoundupSummary
10. Healthy Microservices
Is It Healthy?Where Do We Look?OpenTelemetryAspireAdding more Instrumenters to.NET AspireCustom Logs, Traces, and MetricsAzure Application InsightsEffective MonitoringDebugging with LogsSummary
Index

Content preview from Pro Microservices in .NET 10: A Holistic Approach to Building Microservices in C#

S. Whitesell, R. RichardsonPro Microservices in.NET 10https://doi.org/10.1007/979-8-8688-2049-6_6

6. Microservice Messaging

Sean Whitesell¹ and Rob Richardson²

In the last chapter, you learned how to create microservices using RPC communication. You also learned how synchronous communication requires a request and a response. In this chapter, you will create two microservices using messaging’s asynchronous communication method to fulfill some business needs regarding invoice management.

Issues with Synchronous Communication

Before we dive into messaging communication, let’s first understand why messaging is a viable option. ...

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.

Read now

Unlock full access

More than 5,000 organizations count on O’Reilly

O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.

Julian F.

Head of Cybersecurity

I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.

Addison B.

Field Engineer

I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.

Amir M.

Data Platform Tech Lead

I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.

Mark W.

Embedded Software Engineer

Pro Microservices in .NET 6: With Examples Using ASP.NET Core 6, MassTransit, and Kubernetes

Publisher Resources

ISBN: 9798868820496Purchase Link Publisher Website

Cloud Computing

Data Engineering

Data Science

AI & ML

Programming Languages

Software Architecture

IT/Ops

Security

Design

Business

Soft Skills

Pro Microservices in .NET 10: A Holistic Approach to Building Microservices in C#

by Sean Whitesell, Rob Richardson

6. Microservice Messaging

Issues with Synchronous Communication

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.