/* * Copyright 2013-2020 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * https://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.springframework.cloud.netflix.eureka.sample; import java.io.Closeable; import java.io.IOException; import com.netflix.appinfo.HealthCheckHandler; import com.netflix.appinfo.InstanceInfo; import org.springframework.beans.BeansException; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.boot.autoconfigure.EnableAutoConfiguration; import org.springframework.cloud.client.discovery.DiscoveryClient; import org.springframework.cloud.client.serviceregistry.ServiceRegistry; import org.springframework.cloud.commons.util.InetUtils; import org.springframework.cloud.netflix.eureka.EurekaClientConfigBean; import org.springframework.cloud.netflix.eureka.EurekaInstanceConfigBean; import org.springframework.cloud.netflix.eureka.serviceregistry.EurekaRegistration; import org.springframework.context.ApplicationContext; import org.springframework.context.ApplicationContextAware; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.ComponentScan; import org.springframework.context.annotation.Configuration; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; import static org.springframework.web.bind.annotation.RequestMethod.POST; @Configuration(proxyBeanMethods = false) @ComponentScan @EnableAutoConfiguration @RestController public class EurekaSampleApplication implements ApplicationContextAware, Closeable { @Autowired private DiscoveryClient discoveryClient; @Autowired private ServiceRegistry<EurekaRegistration> serviceRegistry; @Autowired private InetUtils inetUtils; @Autowired private EurekaClientConfigBean clientConfig; private ApplicationContext context; private EurekaRegistration registration; @Bean public HealthCheckHandler healthCheckHandler() { return currentStatus -> InstanceInfo.InstanceStatus.UP; } @RequestMapping("/") public String home() { return "Hello world " + registration.getUri(); } @Override public void setApplicationContext(ApplicationContext context) throws BeansException { this.context = context; } @RequestMapping(path = "/register", method = POST) public String register() { EurekaInstanceConfigBean config = new EurekaInstanceConfigBean(inetUtils); String appname = "customapp"; config.setIpAddress("127.0.0.1"); config.setHostname("localhost"); config.setAppname(appname); config.setVirtualHostName(appname); config.setSecureVirtualHostName(appname); config.setNonSecurePort(4444); config.setInstanceId("127.0.0.1:customapp:4444"); this.registration = EurekaRegistration.builder(config) .with(this.clientConfig, this.context).build(); this.serviceRegistry.register(this.registration); return config.getInstanceId(); } @RequestMapping(path = "/deregister", method = POST) public String deregister() { this.serviceRegistry.deregister(this.registration); return "deregister"; } @Override public void close() throws IOException { deregister(); } }