这篇文章为大家搭建一个eureka项目,主要展示其服务发现的功能:
首先添加pom依赖,如果使用idea创建maven项目时可以直接选择相关依赖,这里使用eclipse手把手搭建:
<?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>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.1.1.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.zsy.cloud</groupId>
<artifactId>cloud-eureka</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>zsy-eureka</name>
<properties>
<java.version>1.8</java.version>
<spring-cloud.version>Greenwich.M3</spring-cloud.version>
</properties>
<dependencies>
<!--SpringCloud eureka-server -->
<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-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<repositories>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
</project>
yml文件:
server:
port: 8081 #服务端口
###服务名称(服务注册到eureka名称,如果需要注册自己,必须声明服务名称)
spring:
application:
name: eureka-server
eureka:
instance:
###注册到eurekaip地址
hostname: 127.0.0.1
client:
serviceUrl:
# 注册中心服务接口,别的服务需要注册时使用这个接口即可(最好一个斜杠后面的服务名称必须是eureka)
defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka
###因为自己是注册中心,不需要自己注册自己
register-with-eureka: false
###因为自己是注册中心,不需要检索服务
fetch-registry: false
server:
# 测试时关闭自我保护机制,保证不可用服务及时踢出
enable-self-preservation: false
eviction-interval-timer-in-ms: 2000
启动类:
package com.zsy.cloud.eureka;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;
@SpringBootApplication
@EnableEurekaServer
public class EurekaServerApp {
public static void main(String[] args) {
SpringApplication.run(EurekaServerApp.class, args);
}
}
eureka管理页面:
页面显示没有服务注册,下一章写个client进行注册。