Spring Microservices in Action

386 Pages·2017·19.55 MB·English

by  John Carnell

John Carnell
M A N N I N G
Spring Microservices in Action
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Spring Microservices
in Action
JOHN CARNELL
MANNING
SHELTER ISLAND
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To my brother Jason, who even in his darkest moments
showed me the true meaning of strength and dignity.
You are a role model as a brother, husband, and father.
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vi

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brief contents
1 ■ Welcome to the cloud, Spring 1
2 ■ Building microservices with Spring Boot 35
3 ■ Controlling your configuration with Spring Cloud
configuration server 64
4 ■ On service discovery 96
5 ■ When bad things happen: client resiliency patterns with
Spring Cloud and Netflix Hystrix 119
6 ■ Service routing with Spring Cloud and Zuul 153
7 ■ Securing your microservices 192
8 ■ Event-driven architecture with Spring Cloud Stream 228
9 ■ Distributed tracing with Spring Cloud Sleuth and Zipkin 259
10 ■ Deploying your microservices 288

vii
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viii BRIEF CONTENTS

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contents
preface xv
acknowledgments xvii
about this book xix
about the author xxii
about the cover illustration xxiii
1 Welcome to the cloud, Spring 1
1.1 What’s a microservice? 2
1.2 What is Spring and why is it relevant to microservices? 5
1.3 What you’ll learn in this book 6
1.4 Why is this book relevant to you? 7
1.5 Building a microservice with Spring Boot 8
1.6 Why change the way we build applications? 12
1.7 What exactly is the cloud? 13
1.8 Why the cloud and microservices? 15
1.9 Microservices are more than writing the code 17
Core microservice development pattern 19 ■ Microservice routing
patterns 20 ■ Microservice client resiliency patterns 21
Microservice security patterns 23 ■ Microservice logging and
tracing patterns 24 ■ Microservice build/deployment patterns 25
1.10 Using Spring Cloud in building your microservices 26
Spring Boot 28 ■ Spring Cloud Config 28 ■ Spring Cloud
service discovery 28 ■ Spring Cloud/Netflix Hystrix and
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