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Microservice architecture is an architecture mode. It advocates dividing a single application into a group of small services. Services coordinate and cooperate with each other to provide final value for users. Each service runs in its own process, and services cooperate with each other through lightweight communication mechanism (usually RESTFU ...

Write in front When you see this article, it has been integrated by default Springcloud/gateway/springfox(swaggerui3), It's just a problem when testing the service. Problem description When accessing through the swagger UI page, we will ignore the service name and directly access the interface mapped by swagger, but we forward it throug ...

Spring cloud Gateway has built-in many routing assertion factories, which can be used directly through configuration or combined with multiple routing assertion factories. Next, we will introduce several common routing assertion factory classes. 1) Path route assertion factory The Path route assertion factory receives a parameter and determ ...

1. Basic introduction Official website https://github.com/alibaba/Sentinel/wiki/ Hot spot parameter current limiting 2. @SentinelResource Bottom covering method There are two types: system default and customer defined In the previous case s, the default prompt of sentinel system is used after the outflow problem is limited Use @ SentinelRes ...

Problem description Recently, during the process of using the latest version of nacos and feign, an error was encountered during startup: Caused by: java.lang.IllegalStateException: No Feign Client for loadBalancing defined. Did you forget to include spring-cloud-starter-loadbalancer? Puzzled, the previous version of spring cloud did ...

Gateway concept Gateway is also known as inter network connector and protocol converter. Gateway realizes network interconnection above the network layer. It is a complex network interconnection device, which is only used for the interconnection of two networks with different high-level protocols. Gateway can be used for both Wan interconnecti ...

preface Before the launch of nacos, eureka was basically the first choice for the registration center of the whole family bucket system of spring cloud. With the emergence of nacos, more and more micro service projects based on spring cloud use nacos as the registration center, but does this mean that eureka has no place to use force? In fact, ...

Previous: SpringCloud 2020-SpringCloud config distributed configuration center (note) 1. Message driven overview 1.1 INTRODUCTION Shield the differences between the underlying message middleware, reduce the switching version, and unify the programming model of message Official website: https://spring.io/projects/spring-cloud-stream h ...

Spring Cloud Alibaba Seata handles distributed transactions Distributed transaction management preface I don't want to post this blog, because the transaction rollback function is not perfectly implemented. If you see this blog, just understand it. If there is a solution in the future, I'll update it. Distributed transaction Before di ...

1, Background We have developed a third-party jar package to integrate with Spring and inject it into the Spring container. In their own jar packages, a custom annotation @ customimport (beanname = "") is added to the classes that need to be added to the Spring container. The value of the beanname attribute represents the name that n ...