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You're reading from  Designing Microservices Platforms with NATS

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Published inNov 2021
PublisherPackt
ISBN-139781801072212
Edition1st Edition
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Chanaka Fernando
Chanaka Fernando
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Chanaka Fernando

Chanaka Fernando is a solution architect with 12+ years of experience in designing, implementing, and supporting enterprise-scale software solutions for customers across various industries including finance, education, healthcare, and telecommunications. He has contributed to the open source community with his work (design, implementation, and support) as the product lead of the WSO2 ESB, one of the founding members of the "Ballerina: cloud-native programming language" project, and his own work on GitHub. He has spoken at several WSO2 conferences and his articles are published on Medium, DZone, and InfoQ. Chanaka has a bachelor's degree in electronics and telecommunications engineering from the University of Moratuwa.
Read more about Chanaka Fernando

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What is inter-service communication and why is it important?

In layman's terms, inter-service communication means sharing information between two applications (services) over a network in a distributed system. Sometimes, we call this process messaging. In Chapter 2, Why Is Messaging Important in the Microservice Architecture?, we discussed different messaging technologies and had a brief overview of how those technologies can be used in a microservice architecture. In this section, we will explore this topic in detail. The following diagram depicts the two types of message flows within a microservice architecture:

Figure 4.4 – Traffic flows within a microservice architecture

North-South traffic

The requests that come from applications and services outside the microservice platform toward the microservice platform via a service gateway such as an API gateway are considered North-South traffic.

East-West traffic

The requests flowing from...

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Designing Microservices Platforms with NATS
Published in: Nov 2021Publisher: PacktISBN-13: 9781801072212
© 2021 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Chanaka Fernando

Chanaka Fernando is a solution architect with 12+ years of experience in designing, implementing, and supporting enterprise-scale software solutions for customers across various industries including finance, education, healthcare, and telecommunications. He has contributed to the open source community with his work (design, implementation, and support) as the product lead of the WSO2 ESB, one of the founding members of the "Ballerina: cloud-native programming language" project, and his own work on GitHub. He has spoken at several WSO2 conferences and his articles are published on Medium, DZone, and InfoQ. Chanaka has a bachelor's degree in electronics and telecommunications engineering from the University of Moratuwa.
Read more about Chanaka Fernando

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