eureka注册中心的使用

1、父pom.xml中引入springcloud依赖
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
2、eureka Model 中pom.xml引入依赖
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
<version>2.1.2.RELEASE</version>
</dependency>
在 application.yml配置文件中写入:
server:
port: 9080
eureka:
instance:
lease-expiration-duration-in-seconds: 90 #服务失效时间,eureka多长时间没收到服务的renew操作,就剔除该服务,默认90秒
hostname: localhost #eureka服务端的实例名称
lease-renewal-interval-in-seconds: 5 #服务刷新时间配置,每隔这个时间会主动心跳一次 #默认30s
client:
register-with-eureka: false #是否注册到eureka(eureka本身是不需要再注册到自己的)
fetch-registry: false #是否从eureka获取注册信息
service-url:
defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka/

server:
evictionIntervalTimerInMs: 20000 #清理无效节点的时间间隔,默认60000毫秒,即60秒
enable-self-preservation: true #自我保护模式(缺省为打开)
eviction-interval-timer-in-ms: 5000 # 续期时间,即扫描失效服务的间隔时间(缺省为60*1000ms)

3、将服务注册到Eureka server上
test Model 中pom.xml引入依赖
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
</dependency>
在application.yml中配置:
server:
port: 8080
eureka:
client:
serviceUrl:
defaultZone: http://localhost:9080/eureka/
register-with-eureka: true #是否注册到eureka(eureka本身是不需要再注册到自己的)
instance:
prefer-ip-address: true
instance-id: ${spring.application.name}:${spring.application.instance_id:${server.port}}
spring:
application:
name: zhangyu

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转载自www.cnblogs.com/zyzyBlog/p/11683836.html