Hands-On Microservices with C#电子书

Title Page

Copyright and Credits

Hands-On Microservices with C#

Packt Upsell

Why subscribe?

PacktPub.com

Contributors

About the author

About the reviewers

Packt is searching for authors like you

Preface

Who this book is for

What this book covers

To get the most out of this book

Download the example code files

Download the color images

Conventions used

Get in touch

Reviews

Let's Talk Microservices, Messages, and Tools

What is a microservice?

Service-Oriented Architecture

Microservice architecture

Pros and cons

Pros

Cons

Case study

Messaging concepts

Message queues

Producer consumer queue

Creating common messages

Message subscriptions

The subscription ID that you pass to subscribe is important

Considerations when writing the subscribe callback delegate

Using SubscribeAsync

Canceling subscriptions

Versioning messages

How does message versioning work?

Message versioning guidance

Message publishing

Message flow

Exchanges

Direct exchange

Default exchange

Topic exchange

Fanout exchange

Headers exchange

Common messages

Summary

ReflectInsight – Microservice Logging Redefined

Router

Log Viewer

Live Viewer

Message navigation

Message properties

Watches

Bookmarks

Call Stack

Advanced Search

Quick Search

Advanced Search

Time zone formatting

Auto Save/Purge

Auto Save

Auto Purge

Configuration Editor

Overview

XML configuration

Dynamic configuration

Configuration Editor

Summary

Exercises

Creating a Base Microservice and Interface

Classes versus interfaces

Creating our base project

Creating a base interface

Creating our base microservice class

Variables

Base microservice constructor

Implementing our interface

Publishing a memory update message

Minimal microservice

Summary

Designing a Memory Management Microservice

Creating our microservice

Our code

Reclaiming memory

Dynamically creating an exchange

Dynamically creating a queue

Publishing a message

Summary

Exercises

Designing a Deployment Monitor Microservice

Deployment issues

Installation

Our messages

Deployment start message

Deployment stop message

Our program

Subscribing to messages

Processing messages

Publishing health status messages

Summary

Exercises

Designing a Scheduling Microservice

Installation

Installing Quartz.NET

What is Quartz.NET?

Runtime environments

Job scheduling

Job execution

Job persistence

Clustering

Listeners and plugins

Installing Quartz.NET server as a service

Our program

OnStart

Scheduling multiple jobs

Running our microservice

Summary

Exercises

Designing an Email Microservice

Installation

Our program

OnStart

Subscribing to messages

Processing messages

Finding DNS servers

Subscribing to email requests

Summary

Exercises

Designing a File Monitoring Microservice

Overview of FileSystemWatcher

Internal buffer

Building your microservice – part one

Making sure our message queue and exchange are created

Running the recovery filewatcher

Building your microservice – part two

Our message

Building our main program

Notes on events

Summary

Exercises

Creating a Machine Learning Microservice

Installation

Our program

OnStart

Processing a machine learning request

Creating a layer

Creating a network

Traversing the forward path through the network

Training the network

Getting results

Summary

Creating a Quantitative Financial Microservice

Installation

Our messages

CDS-request message

Bonds request message

Subscribing to messages

Publishing our request message

Publishing our CDS response

Calculating a CDS

Getting bond information

Processing a bond request

Processing a bond response

Summary

Exercises

Trello Microservice – Board Status Updating

Installation

Creating boards, lists, and cards

Summary

Exercises

Microservice Manager – The Nexus

Installation

Our code

Leader election

Subscribing to all messages

Processing bond response messages

Processing deployment messages

Processing CDS messages

Processing memory messages

Processing health status messages

Processing machine learning messages

Processing filesystem messages

Summary

Exercises

Creating a Blockchain Bitcoin Microservice

Blockchain

Bitcoin

Digital signatures

The circle of encryption

Installation

Our main program

Leader election

Creating our digital wallet

Your public address

How do we spend money?

Our code

Processing BitcoinSpendReceipt

Summary

Exercises

Adding Speech and Search to Your Microservice

Text-to-Speech

Installation

Our program

Our messages

Subscribing to messages

Processing speech request messages

Processing Wikipedia search messages

Using Text-to-Speech

Summary

Best Practices

Microservices

Messaging

Scheduling jobs

Recommended reading