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1, Introduction to RocketMQ architecture 1.1 logical deployment diagram (pictures from the Internet) 1.2 description of core components As can be seen from the above figure, RocketMQ's core components mainly include four, namely NameServer, Broker, Producer and Consumer. Let's briefly explain these four core components in turn: NameServe ...

Password encryption and microservice authentication JWT ##Learning objectives 1. When the user registers, the password of the user in the database is encrypted and stored (using spring security). 2. Use JWT authentication. 1, BCrypt password encryption Considering the security of any application, the password must not be saved in clear text ...

SSO client design Next, the implementation of SSO client security authentication is encapsulated through the module merchant security, so that each client application accessing SSO can refer to it. Project management configuration for security certification The project management of SSO client security authentication uses the following d ...

At the beginning of this article, we will publish a series of articles to show you a go zero micro service example in detail. The whole series is divided into ten articles, and the directory structure is as follows:Environment construction (this article)Service splittingUser servicesProduct serviceOrder servicePayment servicesRPC service Auth a ...

introduceThrough a complete example, based on gorilla/mux Add tracing middleware to microservices.What is tracing middleware?The Tracing middleware will record the Tracing data for each API request, which can be viewed by users using tools like Jaeger.We will use rk-boot To start gorilla/mux Microservices.rk-boot Is a framework that can start a ...

Write in front In the previous chapter, we have analyzed how Sentinel makes SentinelResource annotation effective. One question is reserved. Each method annotated by SentinelResource will first call the following code in the surround notification entry = SphU.entry(resourceName, resourceType, entryType, pjp.getArgs()) , this article continu ...

Source address: https://github.com/langyastudio/langya-tech/tree/master/spring-cloud Spring Boot Admin brief introduction SpringBoot applications can expose various indicators in the running process of the application through the activator. Spring Boot Admin monitors the SpringBoot application through these indicators, and then presents them ...

After the Netflix open source abortion, Spring is constantly replacing Netflix related components, such as Eureka, Zuul, Feign, Ribbon, etc. Zuul's alternative product is SpringCloud Gateway, which is a gateway component developed by the Spring team, which can realize new features such as security authentication, current limiting, Retry, and su ...

We will use a series to explain the complete practice of microservices from requirements to online, from code to k8s deployment, from logging to monitoring. The whole project uses the micro services developed by go zero, which basically includes go zero and some middleware developed by relevant go zero authors. The technology stack used is basi ...

Loss of request header in Feign remote call in single thread Code case Order service: Controller: /** * When the goods are selected in the shopping cart service and click "go to settlement", the order service is triggered. * This controller is mainly used to return order settlement details and other information * ...