1 搭建eureka注册服务器
1.1 创建springboot项目,导入相应的jar包依赖
<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.ibeifeng.hadoop</groupId> <artifactId>beifeng-spring-cloud-eureka-server</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>jar</packaging> <name>beifeng-spring-cloud-eureka-server</name> <url>http://maven.apache.org</url> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>1.5.2.RELEASE</version> <relativePath /> </parent> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <java.version>1.8</java.version> </properties> <dependencyManagement> <dependencies> <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-dependencies</artifactId> <version>Dalston.RC1</version> <type>pom</type> <scope>import</scope> </dependency> </dependencies> </dependencyManagement> <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> </dependency> <!-- 声明为web项目 --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <!-- 注册服务器需要的依赖 --> <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-eureka-server</artifactId> </dependency> </dependencies> <build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> </plugin> </plugins> </build> <repositories> <repository> <id>spring-milestones</id> <name>Spring Milestones</name> <url>https://repo.spring.io/milestone</url> <snapshots> <enabled>false</enabled> </snapshots> </repository> </repositories> </project>
1.2 配置注册服务器的配置信息
server:
port: 8761
eureka:
instance:
hostname: localhost
client:
registerWithEureka: false #有这两个属性表示不需要向自己注册,表明自己为ecureka server
fetchRegistry: false
serviceUrl:
defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka/
1.3 在启动类中声明该项目为注册服务器
@SpringBootApplication //相当于@Configuration、@EnableAutoConfiguration和 @ComponentScan @EnableEurekaServer public class SpringCloudEurekaServer { public static void main(String[] args) { SpringApplication.run(SpringCloudEurekaServer.class, args); } }
1.4 启动查看是否搭建成功
2 搭建提供服务的服务提供者
2.1 创建springboot项目,引入相关依赖
<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.ibeifeng.hadoop</groupId> <artifactId>beifeng-spring-cloud-eureka-client</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>jar</packaging> <name>beifeng-spring-cloud-eureka-client</name> <url>http://maven.apache.org</url> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>1.5.2.RELEASE</version> <relativePath /> </parent> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <java.version>1.8</java.version> </properties> <dependencyManagement> <dependencies> <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-dependencies</artifactId> <version>Dalston.RC1</version> <type>pom</type> <scope>import</scope> </dependency> </dependencies> </dependencyManagement> <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> </dependency> <!-- 声明为web项目 --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <!-- 配置eureka --> <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-eureka</artifactId> </dependency> </dependencies> <repositories> <repository> <id>spring-milestones</id> <name>Spring Milestones</name> <url>https://repo.spring.io/milestone</url> <snapshots> <enabled>false</enabled> </snapshots> </repository> </repositories> <build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> </plugin> </plugins> </build> </project>
2.2 配置服务提供者的信息
eureka:
client:
serviceUrl:
defaultZone: http://localhost:8761/eureka/ #注册服务器地址
server:
port: 8762 #提供服务站的端口
spring:
application:
name: service-hi #服务提供者的名称
2.3 在启动类中声明为服务提供者
@SpringBootApplication @EnableEurekaClient //声明为服务提供者 @RestController public class SpringCloudEurekaClient { @Value("${server.port}") private String port; @RequestMapping("/hi") String hello(){ return "hello eureka client "+port; } public static void main(String[] args) { SpringApplication.run(SpringCloudEurekaClient.class, args); } }
2.4 启动并查看是否注册成功