springbcloud5----高可用

package com.itmuch.cloud;

import org.springframework.boot.SpringApplication;

import org.springframework.boot.autoconfigure.SpringBootApplication;

import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;

@SpringBootApplication

@EnableEurekaServer

public class EurekaHaApplication {

  public static void main(String[] args) {

    SpringApplication.run(EurekaHaApplication.class, args);

  }

}

spring:

  application:

    name: EUREKA-HA

---

server:

  port: 8764

spring:

  profiles: peer1

eureka:

  instance:

    hostname: peer1 #主机名是peer1

  client:

    serviceUrl:

      defaultZone: http://peer2:8762/eureka/,http://peer3:8763/eureka/  #把自己注册到2和3，相互注册

---

server:

  port: 8762

spring:

  profiles: peer2

eureka:

  instance:

    hostname: peer2  #主机名是peer2

  client:

    serviceUrl:

      defaultZone: http://peer1:8761/eureka/,http://peer3:8763/eureka/  #把自己注册到1和3，相互注册

---

server:

  port: 8763

spring:

  profiles: peer3

eureka:

  instance:

    hostname: peer3  #主机名是peer3

  client:

    serviceUrl:

      defaultZone: http://peer1:8761/eureka/,http://peer2:8762/eureka/  #把自己注册到1和2，相互注册

<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>com.itmuch.cloud</groupId>

        <artifactId>microservice-spring-cloud</artifactId>

        <version>0.0.1-SNAPSHOT</version>

    </parent>

    <artifactId>microservice-discovery-eureka-ha</artifactId>

    <packaging>jar</packaging>

    <properties>

        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

    </properties>

    <dependencies>

        <dependency>

            <groupId>org.springframework.cloud</groupId>

            <artifactId>spring-cloud-starter-eureka-server</artifactId>

        </dependency>

        <!-- <dependency>

            <groupId>org.springframework.boot</groupId>

            <artifactId>spring-boot-starter-security</artifactId>

        </dependency> -->

    </dependencies>

</project>

分别启动不同的peer：

用户微服务注册的时候，注册多个eureka server地址。