Using Netflix Eureka for service discovery

Service discovery is probably the most important support function required to make a landscape of cooperating microservices production ready. As we already described in Chapter 1, Introduction to Microservices, in the Service discovery section, a service discovery service (or a discovery service as an abbreviation) can be used to keep track of existing microservices and their instances.The first discovery service that Spring Cloud supported was Netflix Eureka.We will use this in Chapter 9, Adding Service Discovery Using Netflix Eureka, along with a load balancer based on Spring Cloud LoadBalancer.We will see how easy it is to register microservices with Netflix Eureka when using Spring Cloud. We will also learn how a client can send HTTP requests, such as a call to a RESTful API, to one of the instances registered in Netflix Eureka. In addition, the chapter will cover how to scale up the number of instances of a microservice, and how requests...