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Eureka Server and Clients

This commit is contained in:
Christian Rädel 2016-08-17 04:45:05 +02:00
parent 21550cd2f8
commit d97a894f51
14 changed files with 363 additions and 0 deletions
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50
spring-cloud-eureka/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
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.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud-eureka</artifactId>
<version>1.0.0-SNAPSHOT</version>
<modules>
<module>spring-cloud-eureka-server</module>
<module>spring-cloud-eureka-client</module>
<module>spring-cloud-eureka-feign-client</module>
</modules>
<packaging>pom</packaging>
<name>Spring Cloud Eureka</name>
<description>Spring Cloud Eureka Server and Sample Clients</description>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>..</relativePath>
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.5.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<version>1.4.0.RELEASE</version>
</plugin>
</plugins>
</pluginManagement>
</build>
</project>

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spring-cloud-eureka/spring-cloud-eureka-client/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
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>
<artifactId>spring-cloud-eureka-client</artifactId>
<version>1.0.0-SNAPSHOT</version>
<packaging>jar</packaging>
<name>Spring Cloud Eureka Client</name>
<description>Spring Cloud Eureka Sample Client</description>
<parent>
<groupId>com.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud-eureka</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>..</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-eureka</artifactId>
<version>1.1.5.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>1.4.0.RELEASE</version>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-parent</artifactId>
<version>Brixton.SR4</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
</plugin>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>

15
spring-cloud-eureka/spring-cloud-eureka-client/src/main/java/com/baeldung/spring/cloud/eureka/client/EurekaClientApplication.java Normal file
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package com.baeldung.spring.cloud.eureka.client;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@SpringBootApplication
@EnableEurekaClient
public class EurekaClientApplication {
public static void main(String[] args) {
SpringApplication.run(EurekaClientApplication.class, args);
}
}

8
spring-cloud-eureka/spring-cloud-eureka-client/src/main/java/com/baeldung/spring/cloud/eureka/client/GreetingController.java Normal file
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package com.baeldung.spring.cloud.eureka.client;
import org.springframework.web.bind.annotation.RequestMapping;
public interface GreetingController {
@RequestMapping("/greeting")
String greeting();
}

22
spring-cloud-eureka/spring-cloud-eureka-client/src/main/java/com/baeldung/spring/cloud/eureka/client/GreetingControllerImpl.java Normal file
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package com.baeldung.spring.cloud.eureka.client;
import com.netflix.discovery.EurekaClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Lazy;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class GreetingControllerImpl implements GreetingController {
@Autowired
@Lazy
private EurekaClient eurekaClient;
@Value("${spring.application.name}")
private String appName;
@Override
public String greeting() {
return String.format("Hello from '%s'!", eurekaClient.getApplication(appName).getName());
}
}

13
spring-cloud-eureka/spring-cloud-eureka-client/src/main/resources/application.yml Normal file
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spring:
application:
name: spring-cloud-eureka-client
server:
port: 0
eureka:
client:
serviceUrl:
defaultZone: ${EUREKA_URI:http://localhost:8761/eureka}
instance:
preferIpAddress: true

67
spring-cloud-eureka/spring-cloud-eureka-feign-client/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
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>
<artifactId>spring-cloud-eureka-feign-client</artifactId>
<version>1.0.0-SNAPSHOT</version>
<packaging>jar</packaging>
<name>Spring Cloud Eureka - Feign Client</name>
<description>Spring Cloud Eureka - Sample Feign Client</description>
<parent>
<groupId>com.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud-eureka</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>..</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>com.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud-eureka-client</artifactId>
<version>1.0.0-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-feign</artifactId>
<version>1.1.5.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>1.4.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-thymeleaf</artifactId>
<version>1.4.0.RELEASE</version>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-parent</artifactId>
<version>Brixton.SR4</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
</plugin>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>

31
spring-cloud-eureka/spring-cloud-eureka-feign-client/src/main/java/com/baeldung/spring/cloud/feign/client/FeignClientApplication.java Normal file
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package com.baeldung.spring.cloud.feign.client;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.cloud.netflix.feign.EnableFeignClients;
import org.springframework.context.annotation.Bean;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
@SpringBootApplication
@EnableEurekaClient
@EnableFeignClients
@Controller
public class FeignClientApplication {
@Autowired
private GreetingClient greetingClient;
public static void main(String[] args) {
SpringApplication.run(FeignClientApplication.class, args);
}
@RequestMapping("/get-greeting")
public String greeting(Model model) {
model.addAttribute("greeting", greetingClient.greeting());
return "show-greeting";
}
}

8
spring-cloud-eureka/spring-cloud-eureka-feign-client/src/main/java/com/baeldung/spring/cloud/feign/client/GreetingClient.java Normal file
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package com.baeldung.spring.cloud.feign.client;
import com.baeldung.spring.cloud.eureka.client.GreetingController;
import org.springframework.cloud.netflix.feign.FeignClient;
@FeignClient("spring-eureka-client")
public interface GreetingClient extends GreetingController {
}

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spring-cloud-eureka/spring-cloud-eureka-feign-client/src/main/resources/application.yml Normal file
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spring:
application:
name: spring-cloud-eureka-feign-client
server:
port: 8080
eureka:
client:
serviceUrl:
defaultZone: ${EUREKA_URI:http://localhost:8761/eureka}

9
spring-cloud-eureka/spring-cloud-eureka-feign-client/src/main/resources/templates/show-greeting.html Normal file
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<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
<title>Greeting Page</title>
</head>
<body>
<h2 th:text="${greeting}"/>
</body>
</html>

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spring-cloud-eureka/spring-cloud-eureka-server/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
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>
<artifactId>spring-cloud-eureka-server</artifactId>
<version>1.0.0-SNAPSHOT</version>
<packaging>jar</packaging>
<name>Spring Cloud Eureka Server</name>
<description>Spring Cloud Eureka Server Demo</description>
<parent>
<groupId>com.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud-eureka</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>..</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-eureka-server</artifactId>
<version>1.1.5.RELEASE</version>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-parent</artifactId>
<version>Brixton.SR4</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
</plugin>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>

13
spring-cloud-eureka/spring-cloud-eureka-server/src/main/java/com/baeldung/spring/cloud/eureka/server/EurekaServerApplication.java Normal file
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package com.baeldung.spring.cloud.eureka.server;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;
@SpringBootApplication
@EnableEurekaServer
public class EurekaServerApplication {
public static void main(String[] args) {
SpringApplication.run(EurekaServerApplication.class, args);
}
}

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spring-cloud-eureka/spring-cloud-eureka-server/src/main/resources/application.yml Normal file
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server:
port: 8761
eureka:
client:
registerWithEureka: false
fetchRegistry: false