Learning NServiceBus Sagas

Rich Helton

• Publisher: Packt Publishing
• Year: 2015
• ISBN:
  9781782173496
• Topic: Informatique
• Subtopic: Langues de programmation

Learning NServiceBus Sagas

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Table of Contents

Learning NServiceBus Sagas

Credits

About the Author

About the Reviewers

www.PacktPub.com

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Why subscribe?

Free access for Packt account holders

Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Downloading the example code

Errata

Piracy

Questions

1. Introduction to Sagas

A brief introduction to ESBs

Event-driven jobs

Additional SOA patterns

The publish-subscribe pattern

The request-reply pattern

The gateway pattern

The source code

The DataBus pattern

Timeout patterns

Message mutation patterns

The source code

Message encryption patterns

The source code

The ScaleOut pattern

The saga design pattern

Sagas – what are they good for?

Summary

2. NServiceBus Saga Architecture

Upgrading from NSB version 4 to 5

The saga workflow

Message flow

Deployment

ServiceInsight

Summary

3. The Particular Service Platform

Introducing NSB components

Understanding ServicePulse and its function

Understanding ServiceControl and its function

Understanding ServiceInsight and its function

Creating a ServiceMatrix solution

Sagas through ServiceMatrix

Introducing CustomChecks for ServicePulse

Summary

4. Saga Development

A brief overview of ASP.NET MVC

Sagas and web services

The source code

Creating a WCF server

Adding messages

Adding the message handler

Adding the configuration

Adding tracing

Viewing the web service

Considerations when deploying

Creating a WCF client

Adding the service reference

Calling the service reference

Revisiting the design

The source code

Adding NServiceBus to MVC

Message handler unit testing

Saga handler unit testing

Integration tests with MVC

RabbitMQ for NSB

The source code

Changing the endpoints

ActiveMQ in NSB

The source code

Summary

5. Saga Snippets

Source code overview

Sample e-mail saga notification

Using XAML

The saga project

Testing the solution

Sample SFTP saga

Using XAML

Changing the process of messaging

Setting up an SFTP test environment

Saga deployment

ActiveMQ

The source code

Summary

6. Using NServiceBus in the Cloud

Introducing the cloud and NSB

Introducing PaaS, IaaS, and SaaS

Using Microsoft Azure

Introducing Azure Storage Services

Azure Service Bus and Storage Queues

Azure Storage Queues and NSB

Azure Service Bus in NSB

Summary

Index

Learning NServiceBus Sagas

Copyright © 2015 Packt Publishing

All rights reserved. No part of this book may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, without the prior written permission of the publisher, except in the case of brief quotations embedded in critical articles or reviews.

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First published: January 2015

Production reference: 1240115

Published by Packt Publishing Ltd.

Livery Place

35 Livery Street

Birmingham B3 2PB, UK.

ISBN 978-1-78217-349-6

www.packtpub.com

Credits

Author

Rich Helton

Reviewers

Neil Bourgeois

Prashant Brall

Mark Huber

Commissioning Editor

Usha Iyer

Acquisition Editor

Kevin Colaco

Content Development Editors

Akshay Nair

Priya Singh

Technical Editor

Edwin Moses

Copy Editors

Sarang Chari

Puja Lalwani

Veena Mukundan

Project Coordinator

Mary Alex

Proofreaders

Samuel Redman Birch

Maria Gould

Bernadette Watkins

Indexer

Monica Ajmera Mehta

Graphics

Valentina D'silva

Production Coordinator

Nilesh R. Mohite

Cover Work

Arvindkumar Gupta

Nilesh R. Mohite

About the Author

Rich Helton, as a principal software engineer, builds and reviews large-scale systems and trains hundreds of developers as well.

Rich has spent over 2 decades in designing and building systems. During this time, he has built, architected, and designed multiple systems, as well as managed many different technical teams. He has built many large-scale enterprise solutions using the most popular C# and Java frameworks and has expertise in the financial, aeronautical, and security domains.

Rich's passion for designing and teaching HTML5, ESBs, ORM's test-driven development, NoSQL, iOS, IoCs, and cloud and iPad development was discovered while training developers and architects. He freely shares some of the slides from these trainings on http://www.slideshare.net/rhelton_1.

I would like to thank my wife, Johennie, and my daughters, Ashley and Courtney, for their ongoing support.

About the Reviewers

Neil Bourgeois is a software engineer at Pentair Technical Solutions, where he leads the Engineering Software team. Solutions he has architected and implemented include a high-volume metering and billing system for the utilities industry and an industry-leading 3D engineering tool for the industrial heat-tracing field. He applies the discipline of Agile software development to his work and believes that great software comes from great team cultures. He strives to lead his teams to great cultures.

Prashant Brall is a principal consultant and senior software architect/developer who uses Microsoft technologies. He works for Veritec Pty Ltd (www.veritec.com.au) in Canberra, Australia, and has been developing software for the past 18 years. He enjoys writing about his experiences on his blog at https://prashantbrall.wordpress.com.

Prashant has also reviewed the book Instant AutoMapper, Packt Publishing.

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