An Important Property of Modern Web Apps is Resilience. In simple words, resilience is the ability of a system’s feature to fail gracefully without impacting the entire system. In the case of web apps, we want to make sure that the entire system will not be down if a remote service (a database, API Server)…
Read More Enforcing Resilience in a Spring Boot App using Resilience4JIn this tutorial on Spring Cloud you will learn how to create your own Spring Cloud Config Server and also, how to configure a Spring Boot Application to be a Spring Cloud Config Client. Spring Cloud Config Server Spring Cloud Config Server is a Spring Boot application. So to create our own Spring Cloud Config…
Read More Spring Cloud Config Server and Config ClientIn this tutorial, you will learn how to create a very simple Spring Cloud API Gateway Global Pre-filter and Post filter classes. Global filters are executed for every route defined in the API Gateway. The main difference between pre-filter and post-filter class is that the pre-filter code is executed before Spring Cloud API Gateway routes the request…
Read More Spring Cloud API Gateway Global Filter ExampleIn this tutorial, you will learn how to configure your Spring Cloud API Gateway to automatically create routes based on services registered with Discovery clients like Eureka, Consul, or Zookeeper. For a step by step series of video lessons, please check this page: Spring Boot Microservices and Spring Cloud. Enable Discovery Locator A very quick way…
Read More Spring Cloud API Gateway Automatic Mapping of RoutesRabbitMQ docker image is available on Docker Hub. If you have docker installed on your machine, you can easily run RabbitMQ docker container using the following command: docker run -d -p 15672:15672 -p 5672:5672 -p 5671:5671 –hostname my-rabbitmq –name my-rabbitmq-container rabbitmq:3-management where: –hostname is a custom RabbitMQ host name you want to use on your…
Read More Run RabbitMQ Docker Container CommandIn this tutorial, I am going to share with you how to secure Spring Cloud Eureka dashboard with Spring Security. To learn how to build RESTful Microservices with Spring Cloud by watching step-by-step video lessons, please check this page: Spring Boot Microservices and Spring Cloud. Add Spring Security to Eureka To secure Eureka with Spring Security…
Read More Secure Eureka Dashboard with Spring SecurityIn this tutorial, you will learn how to use Spring Cloud Sleuth together with Zipkin to be able to trace HTTP requests across your Microservices. Using Spring Cloud Sleuth and Zipkin you will be able to aggregate in one place the information about HTTP requests that your Microservices sent and the time it took to…
Read More Spring Cloud Sleuth and ZipkinIn this tutorial you will learn how to configure your Spring Cloud Config Server to use native file system as a backend. For a step by step series of video lessons, please check this page: Spring Boot Microservices and Spring Cloud. Create Spring Cloud Config Server To learn how to create your very first Spring Cloud…
Read More Spring Cloud Config Server – File System as a BackendIn this tutorial you will learn how to use Declarative REST Client Feign to make HTTP Requests RESTful Web Services. You can use Feign client to make HTTP Requests to a registered with Eureka Discovery Service Microservice or to an external RESTful Web Service. For a step by step series of video lessons, please check…
Read More Spring Feign Client HTTP Request ExampleIn this short tutorial you will learn how to use SearchPaths to configure your Spring Cloud Config Server to discover properties files in a remote Git repository subdirectories. To learn how to configure Spring Cloud Config Server and also Spring Cloud Config Client please read this tutorial: Learn to use Spring Cloud Config Server and Spring…
Read More Spring Cloud Config Server – SearchPathsIn this tutorial, you will learn how to use Spring Cloud Bus to notify running Microservices about the changes in the Spring Cloud Config property file. Running Microservices will be updated with new properties stored in Spring Cloud Config file without the need for you to restart them. This way you can update values in…
Read More Spring Cloud Bus – Refreshing Config ChangesIn this tutorial, you will learn how to use Zuul API Gateway to enable the load balancing of your RESTful Web Services registered with Eureka Discovery Service. For a step by step series of video lessons, please check this page: Spring Boot Microservices and Spring Cloud. Because Zuul API Gateway internally uses Ribbon Load Balancer…
Read More Zuul and Eureka – Load Balancing ExampleIn this tutorial you will learn how to start up your own Spring Cloud API Gateway and how to make it route HTTP Requests sent to a registered with Eureka Discovery Server Microservice. I will also show you how to register more than one Spring Boot Microservice with Eureka and how to configure your Spring…
Read More Spring Cloud API Gateway TutorialIn this tutorial, you will learn how to startup your own Eureka Discovery Server, so that the Microservices you build can register with this server and be discoverable by other Microservices. For a step by step series of video lessons, please check this page: Spring Boot Microservices and Spring Cloud. Create a New Spring Boot…
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