Spring Cloud Gateway puts one entry point in front of our microservices and routes each request with predicates and filters. This tutorial builds a complete gateway on Spring Boot 4.1 with YAML and Java routes, Redis rate limiting, retry, a Resilience4j circuit breaker, CORS, WireMock tests and the actuator endpoints.
Learn to send and receive Amazon SQS messages in a Spring Boot app with Spring Cloud AWS: SqsTemplate, @SqsListener, the endpoint property for LocalStack, processing more than 10 messages concurrently with maxConcurrentMessages, acknowledgement modes and FIFO queues.
Learn about Feign Client and how to use it in a Spring Boot application. Also, learn the commonly used default Feign configurations and customizing them.
Learn the fundamentals of working with S3 buckets and objects using Spring Cloud AWS library and its S3Client and S3Template classes.
Learn about the Spring cloud modules that help in implementing 12-Factor design patterns in Spring cloud based microservices development.
Learn to use client side load balancing using spring cloud ribbon with eureka. Learn to build microservice which use ribbon as client side load balancer.
Learn to use three tools for monitoring spring cloud based microservices i.e. Hystrix dashboard, Eureka admin dashboard and Spring boot admin dashboard.
Zipkin is a very efficient tool for distributed tracing in the microservices ecosystem. Distributed tracing, in general, is the latency measurement of each component in a distributed transaction where multiple microservices are invoked to serve a single business usecase. Let’s say from our application, we have to call 4 different …
In this ELK tutorial, learn to integrate ELK stack in microservice ecosystem for distributed logs management and processing, and viewing logs in UI Console.
Learn about service virtualization concepts in detail and also look into a popular and useful service virtualization tool – Hoverfly. Also see how Hoverfly can be used to capture request/responses in proxy mode and use those captured responses while Hoverfly will run in simulation mode.
Netflix zuul example using zuul API gateway pattern. Learn to create load balancer using Netflix Zuul and its solid bonding with Spring Cloud.
Learn to create Microservices, based on Spring cloud, registering on HashiCorp Consul registry server and how other microservices (discovery clients) use it to register and discover services to call their APIs.
Learn to leverage the one of the Spring cloud Netflix stack component called Hystrix to implement circuit breaker while invoking underlying microservice. It is generally required to enable fault tolerance in the application where some underlying service is down/throwing error permanently, we need to fall back to different path of …
Learn to deploy and host spring boot applications into Pivotal Cloud Foundry Web Services Platform (PWS) and access REST endpoint from local workstation.
Learn to create microservice, based on Spring cloud, which act as Netflix Eureka registry server and how other microservices (Eureka clients) use it to register and discover services.
Config server is where all configurable parameters of microservices are written are maintained. It is more like externalizing properties / resource file out of project codebase to an external service altogether, so that any changes to that property does not necessitate the deployment of service which is using the property. All such property changes will be reflected without redeploying the microservice.
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