Programmer Group

What is the Ribbon in Spring Cloud? We usually say that load balancing means that a request is evenly distributed to different node units for execution. Load balancing is divided into hardware load balancing and software load balancing; Hardware load balancing: such as F5, Shenxin, Array, etc; Software load balancing: such as Nginx, LVS, HAP ...

Summary of spring cloud notes of Leyou project The mapper module of ly item commodity contains datasource Ly Cart: Shopping Cart module Ly registry: registry server, other modules are clients Ly API gateway: routing gateway Ly feign: remote call Registration Center Eureka, ly registry server Lyregister the Module as the server The s ...

preface Previous: detailed explanation of Ribbon What is Feign? It can help us realize interface oriented programming, directly call other services in this service, and simplify development. From Eureka complex configuration, to Ribbon, and then to Feign, new components will make development easier. The following is a direct demonstration. If ...

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User login service Single sign on (SSO) for short. Users only need to log in once to access all mutually trusted application systems Three common ways of single sign on Implementation of session broadcast mechanismUsing redis+cookieUsing token to implement Implementation of session broadcast mechanism In fact, it is session replication. Af ...

Server side rendering technology NUXT What is server-side rendering Server side rendering, also known as SSR (Server Side Render), completes the content of the page on the server side, rather than obtaining data through AJAX on the client side. The advantages of server-side rendering (SSR) are: better SEO, because the search engine crawl ...

1, Gateway concept           Emergence: we know that a large system is often divided into many micro services when it is designed. So how can a client call so many microservices? The client can directly send a request to the microservice. Each microservice has a public URL that can be directly mapped to a specific microse ...

1. Prepare Microservice project Create a new springBoot project as a microservice. A simple demo is as follows: @RestController public class MemberController { @RequestMapping("/query-demo") public String queryDemo(String name) { return "https://blog.csdn.net/"+ name + "/article/details/120475609"; } } yml serve ...

Problem overview A Springboot project uses mybatis plus as the data layer framework Scan Mapper interface with @ MapperScan annotation @MapperScan("org.net5ijy.cloud.*") public class DemoApplication {} Use @ Autowired to inject Service in the Controller layer Service interface public interface LoginService {} Service implementation c ...

In this section, we first create a Gateway project, then implement the simplest forwarding function and integrate Eureka routing. Recommended source code of Honghu distributed Cloud Architecture Create Gateway project Create a Maven project of Spring Boot and increase the dependency of Spring Cloud Gateway. The code is as follows. <parent& ...