Eureka配置

pom.xml

@@ -10,6 +10,8 @@
         <module>springcloud-study-provider-dept-8001</module>
         <module>springcloud-study-consumer-dept-80</module>
         <module>springcloud-study-euraka-7001</module>
+        <module>springcloud-study-euraka-7002</module>
+        <module>springcloud-study-euraka-7003</module>
     </modules>
     <packaging>pom</packaging>
     <properties>
@@ -76,4 +78,28 @@
             </dependency>
         </dependencies>
     </dependencyManagement>
+
+    <build>
+        <!--finalName 父工程名称-->
+        <finalName>spring-cloud-study</finalName>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+                <!--过滤开启-->
+                <filtering>true</filtering>
+            </resource>
+
+        </resources>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-resources-plugin</artifactId>
+                <configuration>
+                    <delimiters>
+                        <delimit>$</delimit>
+                    </delimiters>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
 </project>

springcloud-study-consumer-dept-80/src/main/java/com/gxs/springcloud/controller/DeptConsumerController.java

@@ -47,4 +47,11 @@ public List findAll(){
                 REST_URL_PREFIX+"/dept/findAll",
                 List.class);
     }
+
+    @RequestMapping(value = "/consumer/dept/discovery")
+    public Object discovery(){
+        return  restTemplate.getForObject(
+                REST_URL_PREFIX+"/dept/discovery",
+                Object.class);
+    }
 }

springcloud-study-euraka-7001/src/main/java/com/gxs/springcloud/EurekaServer7001App.java

@@ -0,0 +1,21 @@
+package com.gxs.springcloud;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;
+
+/**
+ * @author GongXings
+ * @createTime 30 18:04
+ * @description
+ */
+@SpringBootApplication
+/**
+ * 启用eureka服务,接收其他服务注册
+ */
+@EnableEurekaServer
+public class EurekaServer7001App {
+    public static void main(String[] args) {
+        SpringApplication.run(EurekaServer7001App.class,args);
+    }
+}

springcloud-study-euraka-7001/src/main/resources/application.yml

@@ -7,5 +7,6 @@ eureka:
     register-with-eureka: false #false表示不向注册中心注册自己
     fetch-registry: false #false 表示自己就是注册中心，职责就是维护服务实例，并不需要去检索服务
     service-url:
-      defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka/
-
+      # 单机版配置defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka #设置与eureka server 交互的地址查询服务和注册服务都需要依赖的地址
+      #集群配置
+      defaultZone: http://eureka7002.com:7002/eureka/,http://eureka7003.com:7003/eureka/

springcloud-study-euraka-7001/target/classes/application.yml

@@ -0,0 +1,12 @@
+server:
+  port: 7001
+eureka:
+  instance:
+    hostname: localhost #eureka服务端的实例名称
+  client:
+    register-with-eureka: false #false表示不向注册中心注册自己
+    fetch-registry: false #false 表示自己就是注册中心，职责就是维护服务实例，并不需要去检索服务
+    service-url:
+      # 单机版配置defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka #设置与eureka server 交互的地址查询服务和注册服务都需要依赖的地址
+      #集群配置
+      defaultZone: http://eureka7002.com:7002/eureka/,http://eureka7003.com:7003/eureka

springcloud-study-euraka-7002/pom.xml

@@ -0,0 +1,32 @@
+<?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>com.gxs.springcloud</groupId>
+        <artifactId>spring-cloud-study</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>springcloud-study-euraka-7002</artifactId>
+
+    <dependencies>
+        <!--eureka-server 服务端-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-eureka-server</artifactId>
+        </dependency>
+        <!--热部署 修改后立即生效-->
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>springloaded</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-devtools</artifactId>
+        </dependency>
+
+    </dependencies>
+
+</project>

springcloud-study-euraka-7002/src/main/java/com/gxs/springcloud/EurekaServer7002App.java

@@ -0,0 +1,21 @@
+package com.gxs.springcloud;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;
+
+/**
+ * @author GongXings
+ * @createTime 30 18:04
+ * @description
+ */
+@SpringBootApplication
+/**
+ * 启用eureka服务,接收其他服务注册
+ */
+@EnableEurekaServer
+public class EurekaServer7002App {
+    public static void main(String[] args) {
+        SpringApplication.run(EurekaServer7002App.class,args);
+    }
+}

springcloud-study-euraka-7002/src/main/resources/application.yml

@@ -0,0 +1,12 @@
+server:
+  port: 7002
+eureka:
+  instance:
+    hostname: localhost #eureka服务端的实例名称
+  client:
+    register-with-eureka: false #false表示不向注册中心注册自己
+    fetch-registry: false #false 表示自己就是注册中心，职责就是维护服务实例，并不需要去检索服务
+    service-url:
+      # 单机版配置defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka #设置与eureka server 交互的地址查询服务和注册服务都需要依赖的地址
+      #集群配置
+      defaultZone: http://eureka7001.com:7001/eureka/,http://eureka7003.com:7003/eureka/

springcloud-study-euraka-7003/pom.xml

@@ -0,0 +1,32 @@
+<?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>com.gxs.springcloud</groupId>
+        <artifactId>spring-cloud-study</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>springcloud-study-euraka-7003</artifactId>
+
+    <dependencies>
+        <!--eureka-server 服务端-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-eureka-server</artifactId>
+        </dependency>
+        <!--热部署 修改后立即生效-->
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>springloaded</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-devtools</artifactId>
+        </dependency>
+
+    </dependencies>
+
+</project>

springcloud-study-euraka-7003/src/main/java/com/gxs/springcloud/EurekaServer7003App.java

@@ -0,0 +1,21 @@
+package com.gxs.springcloud;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;
+
+/**
+ * @author GongXings
+ * @createTime 30 18:04
+ * @description
+ */
+@SpringBootApplication
+/**
+ * 启用eureka服务,接收其他服务注册
+ */
+@EnableEurekaServer
+public class EurekaServer7003App {
+    public static void main(String[] args) {
+        SpringApplication.run(EurekaServer7003App.class,args);
+    }
+}

springcloud-study-euraka-7003/src/main/resources/application.yml

@@ -0,0 +1,12 @@
+server:
+  port: 7003
+eureka:
+  instance:
+    hostname: localhost #eureka服务端的实例名称
+  client:
+    register-with-eureka: false #false表示不向注册中心注册自己
+    fetch-registry: false #false 表示自己就是注册中心，职责就是维护服务实例，并不需要去检索服务
+    service-url:
+      # 单机版配置defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka #设置与eureka server 交互的地址查询服务和注册服务都需要依赖的地址
+      #集群配置
+      defaultZone: http://eureka7001.com:7001/eureka/,http://eureka7002.com:7002/eureka/

springcloud-study-provider-dept-8001/pom.xml

@@ -17,6 +17,22 @@
             <artifactId>springcloud-study-api</artifactId>
             <version>${project.version}</version>
         </dependency>
+        <!--将微服务provider注册进eureka-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-eureka</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-config</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
+
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>

springcloud-study-provider-dept-8001/src/main/java/com/gxs/springcloud/Controller/DeptController.java

@@ -3,6 +3,8 @@
 import com.gxs.springcloud.entities.DeptEntity;
 import com.gxs.springcloud.service.DeptService;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.cloud.client.ServiceInstance;
+import org.springframework.cloud.client.discovery.DiscoveryClient;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
@@ -20,6 +22,8 @@ public class DeptController {
 
     @Autowired
     private DeptService deptService;
+    @Autowired
+    private DiscoveryClient discoveryClient;
 
     @RequestMapping(value = "/dept/add",method = RequestMethod.POST)
     public boolean addDept(@RequestBody DeptEntity deptEntity) {
@@ -35,4 +39,27 @@ public List<DeptEntity> findAll() {
         return deptService.findAll();
     }
 
+    /**
+     * 增加自己服务描述的接口
+     * @return
+     */
+    @RequestMapping(value = "/dept/discovery",method = RequestMethod.GET)
+    public Object discovery(){
+        List<String> list = discoveryClient.getServices();
+        System.out.println("总共有多少个微服务"+list.size());
+
+        //查询STUDY-SPRINGCLOUD-DEPT 服务
+        List<ServiceInstance> instances = discoveryClient.getInstances("STUDY-SPRINGCLOUD-DEPT");
+
+        //打印STUDY-SPRINGCLOUD-DEPT服务信息
+        for (ServiceInstance element :instances){
+            System.out.println(element.getServiceId());
+            System.out.println(element.getHost());
+            System.out.println(element.getPort());
+            System.out.println(element.getUri());
+        }
+        return this.discoveryClient;
+
+    }
+
 }

springcloud-study-provider-dept-8001/src/main/java/com/gxs/springcloud/DeptProvider8001App.java

@@ -2,13 +2,18 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
 
 /**
  * @author GongXings
  * @createTime 30 15:14
  * @description
  */
 @SpringBootApplication
+//本服务启动后会自动注册进eureka服务
+@EnableEurekaClient
+@EnableDiscoveryClient
 public class DeptProvider8001App {
 
     public static void main(String[] args) {

springcloud-study-provider-dept-8001/src/main/resources/application.yml

@@ -40,5 +40,19 @@ mybatis:
   configuration:
     map-underscore-to-camel-case: true #开启驼峰命名
     cache-enabled: true #开启二级缓存
+#客户端注册进eureka服务列表
+eureka:
+  client:
+    service-url:
+      defaultZone: eureka7001.com:7001/eureka,http://eureka7002.com:7002/eureka,http://eureka7003.com:7003/eureka
+  instance:
+    #服务实例名称修改
+    instance-id: study-springcloud-dept8001
+    #访问路径显示IP地址
+    prefer-ip-address: true
 
-
+info:
+  app.name: study-springcloud-micoservices
+  company.name: www.gxs.com
+  build.artifactId: ${project.artifactId}
+  build.version: ${project.version}