SpringCloud(一) 注册中心

1.依赖

    <dependency>
        <groupId>org.springframework.cloud</groupId>
        <artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
    </dependency>

2.配置信息

• 2.1 单节点配置：

spring:
  application:
    name: ad-eureka

server:
  port: 8000

eureka:
  instance:
    hostname: localhost
  client:
    fetch-registry: false  # 是否从eureka 获取信息
    register-with-eureka: false # 是否将自己注册到 Eureka server
    service-url:
      defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka/

• 2.2 多节点注册中心配置

spring:
  application:
    name: ad-eureka
  profiles: server1
server:
  port: 8000
eureka:
  instance:
    hostname: server1
    prefer-ip-address: false
  client:
    service-url:
      defaultZone: http://server2:8001/eureka/,http://server3:8002/eureka/
---
spring:
  application:
    name: ad-eureka
  profiles: server2
server:
  port: 8001
eureka:
  instance:
    hostname: server2
    prefer-ip-address: false
  client:
    service-url:
      defaultZone: http://server1:8000/eureka/,http://server3:8002/eureka/
---
spring:
  application:
    name: ad-eureka
  profiles: server3
server:
  port: 8002
eureka:
  instance:
    hostname: server3
    prefer-ip-address: false
  client:
    service-url:
      defaultZone: http://server1:8000/eureka/,http://server2:8001/eureka/

3.启动类增加注解@EnableEurekaServer