Spring cloud gateway 详解和配置使用（文章较长）
微服务网关 Spring Cloud Gateway

简介

官网地址：https://spring.io/projects/spring-cloud-gateway
官网guide：https://spring.io/guides/gs/gateway/

This project provides a library for building an API Gateway on top of Spring WebFlux. Spring Cloud Gateway aims to provide a simple, yet effective way to route to APIs and provide cross cutting concerns to them such as: security, monitoring/metrics, and resiliency.

Features

Spring Cloud Gateway features:

  • Built on Spring Framework 5, Project Reactor and Spring Boot 2.0
  • Able to match routes on any request attribute. 能够匹配任何请求属性的路由。
  • Predicates and filters are specific to routes. 特定于路由的Predicates和filters。
  • Circuit Breaker integration. 断路器的集成。
  • Spring Cloud DiscoveryClient integration. Spring Cloud 服务发现客户端的集成。
  • Easy to write Predicates and Filters. 编写Predicate和Filters简单。
  • Request Rate Limiting. 请求速率的限制。
  • Path Rewriting. 请求路径重写。

Spring Cloud Gateway & Nacos & Redis

Spring Cloud Gateway & Nacos & Redis实现服务注册中心、服务配置中心、网关路由、熔断、限流。

完整示例代码：
https://github.com/superHeroJLS/spring-cloud-nacos
网关相关配置在gateway子工程中
image.png

CentOS7安装Nacos及Nacos配置：
Nacos

CentOS7安装Redis：
Redis

常见问题

gateway-全局过滤器 GlobalFilter
Spring Cloud Gateway：GlobalFilter和GatewayFilter的区别与联系
Spring Cloud Gateway的Gateway Filter和Global Filter路由实战