Spring Boot 3.x 集成 Eureka Server/Client的详细过程

    <!-- 依赖版本管理，用于管理子模块的依赖版本 -->
    <properties>
        <!-- 项目编码 -->
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <!-- java编译版本 -->
        <maven.compiler.source>1.8</maven.compiler.source>
        <maven.compiler.target>1.8</maven.compiler.target>
        <!-- java版本 -->
        <java.version>17</java.version>
        <!-- chain 版本 -->
        <chain.version>1.0.0</chain.version>
        <!--SpringCloud版本-->
        <spring-cloud.version>2023.0.3</spring-cloud.version>
        <!-- spring-boot版本 -->
        <spring.boot.version>3.3.4</spring.boot.version>
        <!-- spring framework版本 -->
        <spring.framework.version>6.1.13</spring.framework.version>
    </properties>
<!-- 依赖声明 -->
    <dependencyManagement>
        <dependencies>
            <!--依赖管理，用于管理spring-cloud的依赖 -->
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-dependencies</artifactId>
                <version>${spring-cloud.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
            <!-- spring framework版本 -->
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-framework-bom</artifactId>
                <version>${spring.framework.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
            <!-- spring-boot版本2.5.15更换为3.2.4 -->
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-dependencies</artifactId>
                <version>3.3.4</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
        </dependencies>
    </dependencyManagement>

    <dependencies>
        <!-- eureka server -->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
        </dependency>
        <!-- spring boot starter test -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
    </dependencies>

@SpringBootApplication
@EnableEurekaServer
public class EurekaServerApp {
    public static void main(String[] args) {
        SpringApplication.run(EurekaServerApp.class);
    }
}

server:
  # 监听端口
  port: 10001
spring:
  application:
    # 服务名称
    name: eureka-server
eureka:
  instance:
    # eureka 服务实例的主机名称
    hostname: ${spring.application.name}
  client:
    # 表示是否将自己注册进EurekaServer默认为true
    register-with-eureka: false
    # 表示是否从EurekaServer抓取已有的注册信息，默认为true
    fetch-registry: false
    # EurekaServer服务提供地址
    service-url:
      # 单机版
      defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka/

<dependencies>
        <!-- eureka client -->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
        </dependency>
        <!-- spring boot web -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!-- spring boot starter test -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
        <!-- spring boot devtools -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-devtools</artifactId>
            <scope>runtime</scope>
            <optional>true</optional>
        </dependency>
    </dependencies>

@SpringBootApplication
@EnableDiscoveryClient
public class SystemServerApp {
    public static void main(String[] args) {
        SpringApplication.run(SystemServerApp.class);
    }
}

server:
  # 监听端口
  port: 10010
  servlet:
    # 应用的访问路径
    context-path: /
spring:
  application:
    # 服务名称
    name: system-service
eureka:
  instance:
    # eureka 服务实例的主机名称
    hostname: ${spring.application.name}
    # 服务实例的注册ID
    #lease-instance-id: ${spring.application.name}:${server.port}
    # 服务实例的注册时间间隔，单位为秒
    #lease-renewal-interval-in-seconds: 5
  # 是否开启安全认证
  #security:
    #basic:
      #enabled: false
  client:
    # 表示是否将自己注册进EurekaServer默认为true
    register-with-eureka: true
    # 表示是否从EurekaServer抓取已有的注册信息，默认为true
    # 单节点无所谓，集群必须设置为true才能配合ribbon使用负载均衡
    fetch-registry: true
    # EurekaServer服务提供地址
    service-url:
      # 单机版
      defaultZone: http://localhost:10001/eureka/