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Spring Cloud Gateway 介绍和基础使用
Spring Cloud Gateway是Spring官方团队推出的网关框架,用于取代Spring Cloud Netflix Zuul
Spring Cloud Gateway的特征:
作为网关组件支持websocket,灰度发布,限流空指等功能
工程基于
spring boot 2.1.3.RELEASE
spring cloud Greenwich.SR1
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.1.3.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.mt.demo</groupId>
<artifactId>spring-cloud-gateway-demo</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>spring-cloud-gateway-demo</name>
<description>Demo project for Spring Boot</description>
<properties>
<java.version>1.8</java.version>
<spring-cloud.version>Greenwich.SR1</spring-cloud.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-gateway</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<repositories>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
</repository>
</repositories>
</project>
spring:
application:
name: spring-cloud-gateway-demo
cloud:
gateway:
discovery:
locator:
enabled: true #启用路由访问
lower-case-service-id: true #启动服务名小写
eureka:
client:
service-url:
defaultZone: http://localhost:8761/eureka/
instance:
instance-id: ${spring.cloud.client.ipAddress}:${server.port}
prefer-ip-address: true
server:
port: 10001
@EnableDiscoveryClient
@SpringBootApplication
public class SpringCloudGatewayDemoApplication {
public static void main(String[] args) {
SpringApplication.run(SpringCloudGatewayDemoApplication.class, args);
}
}
启动另外一个服务spring-cloud-client-demo
用postman请求
http://localhost:10001/spring-cloud-client-demo/demo/get?param=aaa
返回正确的请求结果。