Spring Cloud Eureka服务治理

ZhizhangMO · Aug 21, 2018 · eeafc67 · eeafc67
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diff --git a/28.Spring-Cloud-Eureka-Server-Discovery/Eureka-Client/pom.xml b/28.Spring-Cloud-Eureka-Server-Discovery/Eureka-Client/pom.xml
@@ -0,0 +1,60 @@
+<?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>
+
+    <groupId>com.example</groupId>
+    <artifactId>Eureka-Client</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <packaging>jar</packaging>
+
+    <name>Eureka-Client</name>
+    <description>Demo project for Spring Boot</description>
+
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>1.5.13.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <java.version>1.8</java.version>
+    </properties>
+
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.springframework.cloud</groupId>
+                <artifactId>spring-cloud-dependencies</artifactId>
+                <version>Edgware.SR3</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+    <dependencies>
+
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-eureka</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+
+</project>
diff --git a/...Eureka-Server-Discovery/Eureka-Client/src/main/java/com/example/demo/DemoApplication.java b/...Eureka-Server-Discovery/Eureka-Client/src/main/java/com/example/demo/DemoApplication.java
@@ -0,0 +1,14 @@
+package com.example.demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+
+@EnableDiscoveryClient
+@SpringBootApplication
+public class DemoApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(DemoApplication.class, args);
+    }
+}
diff --git a/...ver-Discovery/Eureka-Client/src/main/java/com/example/demo/controller/TestController.java b/...ver-Discovery/Eureka-Client/src/main/java/com/example/demo/controller/TestController.java
@@ -0,0 +1,32 @@
+package com.example.demo.controller;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+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.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class TestController {
+
+    private Logger log = LoggerFactory.getLogger(this.getClass());
+
+    @Autowired
+    private DiscoveryClient client;
+
+    @GetMapping("/info")
+    public String info() {
+        @SuppressWarnings("deprecation")
+        ServiceInstance instance = client.getLocalServiceInstance();
+        String info = "host：" + instance.getHost() + "，service_id：" + instance.getServiceId();
+        log.info(info);
+        return info;
+    }
+
+    @GetMapping("/hello")
+    public String hello() {
+        return "hello world";
+    }
+}
diff --git a/28.Spring-Cloud-Eureka-Server-Discovery/Eureka-Client/src/main/resources/application.yml b/28.Spring-Cloud-Eureka-Server-Discovery/Eureka-Client/src/main/resources/application.yml
@@ -0,0 +1,13 @@
+server:
+  port: 8082
+
+spring:
+  application:
+    name: Server-Provider
+
+eureka:
+  client:
+    register-with-eureka: true
+    fetch-registry: true
+    serviceUrl:
+      defaultZone: http://mrbird:123456@peer1:8080/eureka/,http://mrbird:123456@peer2:8081/eureka/
diff --git a/28.Spring-Cloud-Eureka-Server-Discovery/Eureka-Service/pom.xml b/28.Spring-Cloud-Eureka-Server-Discovery/Eureka-Service/pom.xml
@@ -0,0 +1,69 @@
+<?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>
+
+    <groupId>com.example</groupId>
+    <artifactId>Eureka-Service</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <packaging>jar</packaging>
+
+    <name>Eureka-Service</name>
+    <description>Demo project for Spring Boot</description>
+
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>1.5.13.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <java.version>1.8</java.version>
+    </properties>
+
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.springframework.cloud</groupId>
+                <artifactId>spring-cloud-dependencies</artifactId>
+                <version>Edgware.SR3</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-eureka-server</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-security</artifactId>
+        </dependency>
+
+    </dependencies>
+
+    <repositories>
+        <repository>
+            <id>nexus-aliyun</id>
+            <name>Nexus aliyun</name>
+            <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+        </repository>
+    </repositories>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+
+</project>
diff --git a/...ureka-Server-Discovery/Eureka-Service/src/main/java/com/example/demo/DemoApplication.java b/...ureka-Server-Discovery/Eureka-Service/src/main/java/com/example/demo/DemoApplication.java
@@ -0,0 +1,14 @@
+package com.example.demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;
+
+
+@EnableEurekaServer
+@SpringBootApplication
+public class DemoApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(DemoApplication.class, args);
+    }
+}
diff --git a/...ing-Cloud-Eureka-Server-Discovery/Eureka-Service/src/main/resources/application-peer1.yml b/...ing-Cloud-Eureka-Server-Discovery/Eureka-Service/src/main/resources/application-peer1.yml
@@ -0,0 +1,16 @@
+server:
+  port: 8080
+
+spring:
+  application:
+    name: Eureka-Server
+
+eureka:
+  instance:
+    hostname: peer1
+  client:
+    serviceUrl:
+      defaultZone: http://mrbird:123456@peer2:8081/eureka/
+  server:
+    enable-self-preservation: false
+
diff --git a/...ing-Cloud-Eureka-Server-Discovery/Eureka-Service/src/main/resources/application-peer2.yml b/...ing-Cloud-Eureka-Server-Discovery/Eureka-Service/src/main/resources/application-peer2.yml
@@ -0,0 +1,15 @@
+server:
+  port: 8081
+
+spring:
+  application:
+    name: Eureka-Server
+
+eureka:
+  instance:
+    hostname: peer2
+  client:
+    serviceUrl:
+      defaultZone: http://mrbird:123456@peer1:8080/eureka/
+  server:
+    enable-self-preservation: false
diff --git a/28.Spring-Cloud-Eureka-Server-Discovery/Eureka-Service/src/main/resources/application.yml b/28.Spring-Cloud-Eureka-Server-Discovery/Eureka-Service/src/main/resources/application.yml
@@ -0,0 +1,9 @@
+spring:
+  profiles:
+    active: peer1
+security:
+  basic:
+    enabled: true
+  user:
+    name: mrbird
+    password: 123456
diff --git a/28.Spring-Cloud-Eureka-Server-Discovery/Server-Consumer/pom.xml b/28.Spring-Cloud-Eureka-Server-Discovery/Server-Consumer/pom.xml
@@ -0,0 +1,63 @@
+<?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>
+
+    <groupId>com.example</groupId>
+    <artifactId>Server-Consumer</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <packaging>jar</packaging>
+
+    <name>Server-Consumer</name>
+    <description>Demo project for Spring Boot</description>
+
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>1.5.13.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <java.version>1.8</java.version>
+    </properties>
+
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.springframework.cloud</groupId>
+                <artifactId>spring-cloud-dependencies</artifactId>
+                <version>Edgware.SR3</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-eureka</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-ribbon</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+
+</project>
diff --git a/...reka-Server-Discovery/Server-Consumer/src/main/java/com/example/demo/DemoApplication.java b/...reka-Server-Discovery/Server-Consumer/src/main/java/com/example/demo/DemoApplication.java
@@ -0,0 +1,23 @@
+package com.example.demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.cloud.client.loadbalancer.LoadBalanced;
+import org.springframework.context.annotation.Bean;
+import org.springframework.web.client.RestTemplate;
+
+@EnableDiscoveryClient
+@SpringBootApplication
+public class DemoApplication {
+
+    @Bean
+    @LoadBalanced
+    RestTemplate restTemplate() {
+        return new RestTemplate();
+    }
+
+    public static void main(String[] args) {
+        SpringApplication.run(DemoApplication.class, args);
+    }
+}
diff --git a/...r-Discovery/Server-Consumer/src/main/java/com/example/demo/controller/TestController.java b/...r-Discovery/Server-Consumer/src/main/java/com/example/demo/controller/TestController.java
@@ -0,0 +1,18 @@
+package com.example.demo.controller;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.client.RestTemplate;
+
+@RestController
+public class TestController {
+
+    @Autowired
+    private RestTemplate restTemplate;
+
+    @GetMapping("/info")
+    public String getInfo() {
+        return this.restTemplate.getForEntity("http://Server-Provider/info", String.class).getBody();
+    }
+}
diff --git a/28.Spring-Cloud-Eureka-Server-Discovery/Server-Consumer/src/main/resources/application.yml b/28.Spring-Cloud-Eureka-Server-Discovery/Server-Consumer/src/main/resources/application.yml
@@ -0,0 +1,11 @@
+server:
+  port: 9000
+
+spring:
+  application:
+    name: Server-Consumer
+
+eureka:
+  client:
+    serviceUrl:
+      defaultZone: http://mrbird:123456@peer1:8080/eureka/,http://mrbird:123456@peer2:8081/eureka/