add eureka server

eureka-server/pom.xml

+<?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>spring-demo-parent</artifactId>
+        <groupId>com.freemud.demo</groupId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <name>eureka-server</name>
+    <artifactId>eureka-server</artifactId>
+    <dependencies>
+       <dependency>
+           <groupId>org.springframework.boot</groupId>
+           <artifactId>spring-boot-starter-undertow</artifactId>
+       </dependency>
+        <!--增加eureka-server的依赖-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-eureka-server</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
+        <!--用于测试的，本例可省略-->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>joda-time</groupId>
+            <artifactId>joda-time</artifactId>
+            <version>2.9.5</version>
+        </dependency>
+    </dependencies>
+</project>
\ No newline at end of file

eureka-server/src/main/java/com/freemud/demo/EurekaServerApplication.java

+package com.freemud.demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;
+
+/**
+ * @Auther: yong.huang
+ * @Date: 2018/11/16 11:27
+ * @Description:
+ */
+@EnableEurekaServer
+@SpringBootApplication
+public class EurekaServerApplication {
+    public static void main(String[] args){
+        SpringApplication.run(EurekaServerApplication.class, args);
+    }
+}

eureka-server/src/main/resources/application.yml

+spring:
+    application:
+        name: eureka-server
+
+server:
+    port: 8761 #启动端口
+
+eureka:
+    client:
+        registerWithEureka: false  #false:不作为一个客户端注册到注册中心
+        fetchRegistry: false      #为true时，可以启动，但报异常：Cannot execute request on any known server