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preface I have written many articles related to Nacos, such as< Spring Cloud integration Nacos service discovery source code analysis? Turned three sets of source code, quality and freshness! >At present, it is also planned to write a column on technical analysis of Spring Cloud, one technical framework and one technical framework to dis ...

1. Briefly, what is eureka Eureka is a Netflix open source product that provides service registration and discovery. It provides a complete implementation of Service Registry and Service Discovery. It is also one of the most important and core components in the spring cloud system. I simply understand it as the registration center. All servic ...

What is Hystrix Hystrix is an open source library for dealing with delay and fault tolerance of distributed systems. In distributed systems, many dependencies inevitably fail to call, such as timeout and exception. Hystrix can ensure that in the case of a dependency failure, it will not lead to overall service failure, avoid cascading failures ...

1, Introduction to microservices Microservices are service units that can be deployed independently, expanded horizontally and accessed independently. The smallest common microservice unit in Java is an independent project based on the SpringBoot framework. A micro service only does one thing (single responsibility), and multiple micro servic ...

1 demand analysis The technical solutions reviewed are as follows: 1. The UAA authentication service is responsible for authentication authorization. 2. All requests arrive at the microservice through the gateway 3. The gateway is responsible for authenticating the client and forwarding the request 4. The gateway parses the token a ...

Eureka is a REST-based service used to locate services for cloud middleware layer service discovery and failover. Service registration and discovery is very important for micro services. With service registration and discovery, services can be accessed by using only the identifier of the service, without modifying the configuration file ...

In the previous article, we established the Auth service, which is specially used to handle user authentication and authorization. Here, we integrate JWT as the authentication ticket. What JWT What is JWT Json web token (JWT) is a JSON based open standard (RFC 7519) implemented to transfer declarations between network application enviro ...

Gateway JWT authentication process 1, Authentication process of gateway authentication document At present, the mainstream process of developing user authentication and service access authentication combined with microservice gateway and JWT token is as follows: User authentication process: the user sends a login authentication reques ...

Is it necessary to learn Zuul? 1, What is API gateway Before we begin to explain the Spring Cloud GateWay, it is necessary to explain what an API gateway is. The word gateway first appeared in network devices, such as network devices with routing function, isolation function and security verification function between two isolated LANs. ...

1. Steps for using openfeign 1.1 what is openfeign? What's the difference between him and Feign? Feign is a declarative Web Service client. Its appearance makes it easy to develop Web Service clients. To use feign, you only need to create an interface and add corresponding annotations, such as FeignClient annotation. There are notes for f ...