这篇文章主要介绍了SpringCloud Ribbon负载均衡实例解析,文中通过示例代码介绍的非常详细,对大家的学习或者工作具有一定的参考学习价值,需要的朋友可以参考下
Spring Cloud集成了Ribbon,结合Eureka,可实现客户端的负载均衡。
下面实现一个例子,结构下图所示。
一、服务器端
1、创建项目
开发工具:IntelliJ IDEA 2019.2.3
IDEA中创建一个新的SpringBoot项目,名称为“cloud-server”,SpringBoot版本选择2.1.10,在选择Dependencies(依赖)的界面勾选Spring Cloud Discovert ->
Eureka Server,创建完成后的pom.xml配置文件自动添加SpringCloud最新稳定版本依赖,当前为Greenwich.SR3。
pom.xml完整内容如下:
<?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 https://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>2.1.10.RELEASE</version> <relativePath/> <!-- lookup parent from repository --> </parent> <groupId>com.example</groupId> <artifactId>cloud-server</artifactId> <version>0.0.1-SNAPSHOT</version> <name>cloud-server</name> <description>Demo project for Spring Boot</description> <properties> <java.version>1.8</java.version> <spring-cloud.version>Greenwich.SR3</spring-cloud.version> </properties> <dependencies> <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-netflix-eureka-server</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></project>
2、修改配置application.yml
server: port: 8761eureka: client: register-with-eureka: false fetch-registry: false
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