Spring Cloud之 Config Server 的高可用配置

时间:2018-04-06 11:17:01   收藏:0   阅读:169

先看官方文档的配置

---
spring:
  profiles: peer1
eureka:
  instance:
    hostname: peer1
  client:
    serviceUrl:
      defaultZone: http://peer2/eureka/

---
spring:
  profiles: peer2
eureka:
  instance:
    hostname: peer2
  client:
    serviceUrl:
      defaultZone: http://peer1/eureka/

两台注册中心的高可用的时候,就是分别注册到对方上去


同理,三台以上的时候
---
spring:
  profiles: peer1
eureka:
  instance:
    hostname: peer1
  client:
    serviceUrl:
      defaultZone: http://peer2/eureka/,http://peer3/eureka/

---
spring:
  profiles: peer2
eureka:
  instance:
    hostname: peer2
  client:
    serviceUrl:
      defaultZone: http://peer1/eureka/,http://peer3/eureka/
---
spring:
  profiles: peer3
eureka:
  instance:
    hostname: peer3
  client:
    serviceUrl:
      defaultZone: http://peer1/eureka/,http://peer2/eureka/

不论多少台主机,都是将自己注册到除了自己之外的其他注册中心上去
不过这里有一个小问题,就是peer是一个主机名,如果想要使用还需要在host文件中配置,如果想要简单一点,只用ip就可以了。
---
spring:
  profiles: peer1
server:
port: 8761 eureka: instance: client: serviceUrl: defaultZone: http://127.0.0.1:8762/eureka/,http://127.0.0.1:8763/eureka/ --- spring: profiles: peer2
server:
port: 8762 eureka: instance: client: serviceUrl: defaultZone: http://127.0.0.1:8761/eureka/,http://127.0.0.1:8763/eureka/
---
spring:
  profiles: peer3
server:
port: 8763 eureka: instance: client: serviceUrl: defaultZone: http://127.0.0.1:8761/eureka/,http://127.0.0.1:8762/eureka/
这样就可以了,而且官方文档也是这么说的

如果您在一台知道自己的主机名的机器上运行(默认情况下使用java.net.InetAddress查找),则不需要eureka.instance.hostname


原文:https://www.cnblogs.com/shaozm/p/8727086.html

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