Commit 8a7c1cc5 authored by Benjamin Wilms's avatar Benjamin Wilms

Ribbon example apps and solution

parent affeb5f2
......@@ -5,7 +5,7 @@
<modelVersion>4.0.0</modelVersion>
<groupId>de.codecentric.resilience</groupId>
<artifactId>ribbon</artifactId>
<artifactId>greeting-app</artifactId>
<version>1.0-SNAPSHOT</version>
<parent>
......
......@@ -5,7 +5,7 @@
<modelVersion>4.0.0</modelVersion>
<groupId>de.codecentirc.resilience.ribbon</groupId>
<artifactId>client</artifactId>
<artifactId>greeting-client</artifactId>
<version>1.0-SNAPSHOT</version>
<parent>
......
package de.codecentric.resilience.ribbon;
import com.netflix.client.config.IClientConfig;
import com.netflix.loadbalancer.AvailabilityFilteringRule;
import com.netflix.loadbalancer.IPing;
import com.netflix.loadbalancer.IRule;
import com.netflix.loadbalancer.PingUrl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
/**
* @author Benjamin Wilms
*/
public class SayHelloConfiguration {
@Autowired
IClientConfig ribbonClientConfig;
@Bean
public IPing ribbonPing(IClientConfig config) {
return new PingUrl();
}
@Bean
public IRule ribbonRule(IClientConfig config) {
return new AvailabilityFilteringRule();
}
}
say-hello:
ribbon:
eureka:
enabled: false
listOfServers: localhost:8010,localhost:9092,localhost:9999
ServerListRefreshInterval: 15000
\ No newline at end of file
<?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>de.codecentirc.resilience.ribbon</groupId>
<artifactId>greeting-client-solution</artifactId>
<version>1.0-SNAPSHOT</version>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.7.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-ribbon</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</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>Camden.SR5</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-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
</project>
\ No newline at end of file
package de.codecentric.resilience.ribbon;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.cloud.netflix.ribbon.RibbonClient;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;
/**
* @author Benjamin Wilms
*/
@SpringBootApplication
@RestController
@RibbonClient(name = "say-hello", configuration = SayHelloConfiguration.class)
public class GreetingClient {
@LoadBalanced
@Bean
RestTemplate restTemplate(){
return new RestTemplate();
}
@Autowired
RestTemplate restTemplate;
@RequestMapping("/hi")
public String hi(@RequestParam(value="name", defaultValue="Artaban") String name) {
String greeting = this.restTemplate.getForObject("http://say-hello/greeting", String.class);
return String.format("%s, %s!", greeting, name);
}
public static void main(String[] args) {
SpringApplication.run(GreetingClient.class, args);
}
}
package de.codecentric.resilience.ribbon;
import com.netflix.client.config.IClientConfig;
import com.netflix.loadbalancer.AvailabilityFilteringRule;
import com.netflix.loadbalancer.IPing;
import com.netflix.loadbalancer.IRule;
import com.netflix.loadbalancer.PingUrl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.netflix.ribbon.RibbonClient;
import org.springframework.context.annotation.Bean;
/**
* @author Benjamin Wilms
*/
public class SayHelloConfiguration {
@Autowired
IClientConfig ribbonClientConfig;
@Bean
public IPing ribbonPing(IClientConfig config) {
return new PingUrl();
}
@Bean
public IRule ribbonRule(IClientConfig config) {
return new AvailabilityFilteringRule();
}
}
say-hello:
ribbon:
eureka:
enabled: false
listOfServers: localhost:8010,localhost:9092
ServerListRefreshInterval: 150
\ No newline at end of file
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