Tweak eureka lifecycle so it re-registers after a refresh

This version of Eureka is a bit of a singleton pig, so it's hard
to control the lifecycle, but this seems to work for all the tests
and also the eureka-first and ribbon-eureka samples.

Fixes gh-551 for 1.0.x

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/config/DiscoveryClientConfigServiceAutoConfiguration.java

@@ -21,8 +21,9 @@ import javax.annotation.PostConstruct;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
-import org.springframework.boot.context.properties.ConfigurationPropertiesBindingPostProcessor;
+import org.springframework.cloud.context.scope.refresh.RefreshScopeRefreshedEvent;
 import org.springframework.cloud.netflix.eureka.EurekaDiscoveryClientConfiguration;
+import org.springframework.context.ApplicationListener;
 import org.springframework.context.annotation.Configuration;
 
 import com.netflix.appinfo.ApplicationInfoManager;
@@ -31,15 +32,15 @@ import com.netflix.discovery.DiscoveryManager;
 import com.netflix.discovery.EurekaClientConfig;
 
 /**
- * Bootstrap configuration for a config client that wants to lookup the config server via
- * discovery.
+ * Bootstrap configuration for a config client that wants to lookup the config
+ * server via discovery.
  *
  * @author Dave Syer
  */
 @ConditionalOnBean({ EurekaDiscoveryClientConfiguration.class })
 @ConditionalOnProperty(value = "spring.cloud.config.discovery.enabled", matchIfMissing = false)
 @Configuration
-public class DiscoveryClientConfigServiceAutoConfiguration {
+public class DiscoveryClientConfigServiceAutoConfiguration implements ApplicationListener<RefreshScopeRefreshedEvent> {
 
 	@Autowired
 	private EurekaClientConfig clientConfig;
@@ -47,28 +48,23 @@ public class DiscoveryClientConfigServiceAutoConfiguration {
 	@Autowired
 	private EurekaInstanceConfig instanceConfig;
 
-	@Autowired
-	private ConfigurationPropertiesBindingPostProcessor binder;
-
 	@Autowired
 	private EurekaDiscoveryClientConfiguration lifecycle;
 
 	@PostConstruct
 	public void init() {
 		this.lifecycle.stop();
-		rebind(this.clientConfig, "eurekaClientConfig");
-		rebind(this.instanceConfig, "eurekaInstanceConfig");
-        if (DiscoveryManager.getInstance().getDiscoveryClient() != null) {
-            DiscoveryManager.getInstance().getDiscoveryClient().shutdown();
-        }
+		if (DiscoveryManager.getInstance().getDiscoveryClient() != null) {
+			DiscoveryManager.getInstance().getDiscoveryClient().shutdown();
+		}
 		ApplicationInfoManager.getInstance().initComponent(this.instanceConfig);
-		DiscoveryManager.getInstance().initComponent(this.instanceConfig,
-				this.clientConfig);
+		DiscoveryManager.getInstance().initComponent(this.instanceConfig, this.clientConfig);
 		this.lifecycle.start();
 	}
-
-	private void rebind(Object bean, String name) {
-		this.binder.postProcessBeforeInitialization(bean, name);
+	
+	@Override
+	public void onApplicationEvent(RefreshScopeRefreshedEvent arg0) {
+		init();
 	}
 
 }

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/config/DiscoveryClientConfigServiceBootstrapConfiguration.java

@@ -16,8 +16,6 @@
 
 package org.springframework.cloud.netflix.config;
 
-import lombok.extern.apachecommons.CommonsLog;
-
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
@@ -27,6 +25,7 @@ import org.springframework.cloud.client.discovery.event.HeartbeatMonitor;
 import org.springframework.cloud.config.client.ConfigClientProperties;
 import org.springframework.cloud.config.client.ConfigServicePropertySourceLocator;
 import org.springframework.cloud.netflix.eureka.EurekaClientAutoConfiguration;
+import org.springframework.context.ApplicationContext;
 import org.springframework.context.ApplicationEvent;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
@@ -37,6 +36,8 @@ import com.netflix.appinfo.InstanceInfo;
 import com.netflix.discovery.DiscoveryClient;
 import com.netflix.discovery.DiscoveryManager;
 
+import lombok.extern.apachecommons.CommonsLog;
+
 /**
  * Bootstrap configuration for a config client that wants to lookup the config server via
  * discovery.
@@ -57,9 +58,12 @@ public class DiscoveryClientConfigServiceBootstrapConfiguration implements
 	@Autowired
 	private ConfigClientProperties config;
 
+	@Autowired
+	private ApplicationContext context;
+
 	@Override
 	public void onApplicationEvent(ApplicationEvent event) {
-		if (event instanceof ContextRefreshedEvent) {
+		if (event instanceof ContextRefreshedEvent && ((ContextRefreshedEvent) event).getApplicationContext()==context) {
 			refresh();
 		}
 		else if (event instanceof HeartbeatEvent) {

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/eureka/EurekaClientAutoConfiguration.java

@@ -27,6 +27,7 @@ import org.springframework.boot.autoconfigure.AutoConfigureBefore;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.boot.autoconfigure.condition.SearchStrategy;
 import org.springframework.boot.builder.ParentContextApplicationContextInitializer;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.cloud.client.CommonsClientAutoConfiguration;
@@ -71,13 +72,13 @@ public class EurekaClientAutoConfiguration implements ApplicationListener<Parent
 	}
 
 	@Bean
-	@ConditionalOnMissingBean(EurekaClientConfig.class)
+	@ConditionalOnMissingBean(value=EurekaClientConfig.class, search = SearchStrategy.CURRENT)
 	public EurekaClientConfigBean eurekaClientConfigBean() {
 		return new EurekaClientConfigBean();
 	}
 
 	@Bean
-	@ConditionalOnMissingBean(EurekaInstanceConfig.class)
+	@ConditionalOnMissingBean(value=EurekaInstanceConfig.class, search = SearchStrategy.CURRENT)
 	public EurekaInstanceConfigBean eurekaInstanceConfigBean() {
 		EurekaInstanceConfigBean instance = new EurekaInstanceConfigBean();
 		instance.setNonSecurePort(this.nonSecurePort);

spring-cloud-netflix-core/src/test/java/org/springframework/cloud/netflix/config/DiscoveryClientConfigServiceAutoConfigurationTests.java

@@ -91,6 +91,7 @@ public class DiscoveryClientConfigServiceAutoConfigurationTests {
 		this.context.setParent(parent);
 		this.context.register(DiscoveryClientConfigServiceAutoConfiguration.class);
 		this.context.refresh();
+		DiscoveryManager.getInstance().setDiscoveryClient(this.client);
 	}
 
 	@Configuration