5分钟搭建SpringCloud Eureka服务注册中心的实现

<?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 http://maven.apache.org/xsd/maven-4.0.0.xsd">

<modelversion>4.0.0</modelversion>

  <groupid>com.tyy.springcloud</groupid>
  <artifactid>cloudstudy</artifactid>
  <packaging>pom</packaging>
  <version>1.0-snapshot</version>
  <!--	这里是父级下面控制的子级 -->
  <modules>
  	<!-- 服务客户端 -->
   	<module>cloud-provider-8001</module>
   	<!-- 注册中心 -->
   	<module>cloud-eureka-server9001</module>
  </modules>
   <!-- 统一管理jar包版本  -->
   <!-- 具体这样 就是为了方便不在选择jar包版本号 防止jar包冲突报错 -->
  <properties>
  	<!-- 编码格式 与jdk1.8 -->
		<project.build.sourceencoding>utf-8</project.build.sourceencoding>
    <maven.compiler.source>1.8</maven.compiler.source>
    <maven.compiler.target>1.8</maven.compiler.target>
	</properties>
	 <!--子模块继承之后，提供作用：锁定版本+子module不用groupid和version-->
  <dependencymanagement>
    <dependencies>
      <!--spring boot 2.2.2-->
      <dependency>
        <groupid>org.springframework.boot</groupid>
        <artifactid>spring-boot-dependencies</artifactid>
        <version>2.2.2.release</version>
        <type>pom</type>
        <scope>import</scope>
      </dependency>
      <!--spring cloud hoxton.sr1-->
      <dependency>
        <groupid>org.springframework.cloud</groupid>
        <artifactid>spring-cloud-dependencies</artifactid>
        <version>hoxton.sr1</version>
        <type>pom</type>
        <scope>import</scope>
      </dependency>
   </dependencies>
  </dependencymanagement>  
</project>

<?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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <parent>
    <artifactid>cloudstudy</artifactid>
    <groupid>com.tyy.springcloud</groupid>
    <version>1.0-snapshot</version>
  </parent>
  <modelversion>4.0.0</modelversion>

  <artifactid>cloud-eureka-server9001</artifactid>

  <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-web</artifactid>
    </dependency>
  </dependencies>

</project>

server:
 port: 9001
eureka:
 instance:
  hostname: eureka9001.com #eureka服务端的实例名称
 client:
  # false 表示不向注册中心注册自己
  register-with-eureka: false
  # false 表示自己就是注册中心我的职责就是维护服务实例，并不需去检查服务
  fetch-registry: false
  service-url:
   # 集群就是指向其他eureka 单机就是指向自己	
   #设置与eureka server交互的地址查询服务和注册服务都需要依赖这个地址
   defaultzone: http://eureka9001.com:9001/eureka/
  server:
   #关闭自我保护机制，保证不可用服务被及时踢除
   enable-self-preservation: false
   eviction-interval-timer-in-ms: 2000

@springbootapplication
@enableeurekaserver
public class eureka9001 {
  public static void main(string[] args) {
    springapplication.run(eureka9001.class,args);
  }
}

<?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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <parent>
    <artifactid>cloudstudy</artifactid>
    <groupid>com.tyy.springcloud</groupid>
    <version>1.0-snapshot</version>
  </parent>
  <modelversion>4.0.0</modelversion>

  <artifactid>cloud-provider-8001</artifactid>
   <dependencies>
   <dependency>
      <groupid>org.springframework.cloud</groupid>
      <artifactid>spring-cloud-starter-netflix-eureka-client</artifactid>
    </dependency>

    <dependency>
      <groupid>org.springframework.boot</groupid>
      <artifactid>spring-boot-starter-web</artifactid>
    </dependency>
   </dependencies>
</project>

server:
 port: 8001

spring:
 application:
  name: cloud-dept-service
 datasource:
  username: root
  password: root
  url: jdbc:mysql://localhost:3306/db2020?useunicode=true&characterencoding-utr-8&usessl=false
  driver-class-name: com.mysql.jdbc.driver

eureka:
 client:
  # 表示是否将自己注册到eurekaserver 默认true
  register-with-eureka: true
  service-url:
    defaultzone: http://eureka9001.com:9001/eureka/
 instance:
  instance-id: 8001
  prefer-ip-address: true    #访问路径显示ip地址


mybatis-plus:
 configuration:
  log-impl: org.apache.ibatis.logging.stdout.stdoutimpl

@springbootapplication
@enableeurekaclient
public class deptmain8001 {
  public static void main(string[] args) {
    springapplication.run(deptmain8001.class,args);
  }
}