add support for HasFeatures

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

@@ -41,6 +41,7 @@ import org.springframework.boot.autoconfigure.condition.SearchStrategy;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.cloud.autoconfigure.RefreshAutoConfiguration;
 import org.springframework.cloud.client.CommonsClientAutoConfiguration;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.cloud.client.discovery.DiscoveryClient;
 import org.springframework.cloud.client.discovery.noop.NoopDiscoveryClientAutoConfiguration;
 import org.springframework.cloud.context.scope.refresh.RefreshScope;
@@ -74,6 +75,11 @@ public class EurekaClientAutoConfiguration {
 	@Autowired
 	ConfigurableEnvironment env;
 
+	@Bean
+	public HasFeatures eurekaFeature() {
+		return HasFeatures.namedFeature("Eureka Client", EurekaClient.class);
+	}
+
 	@Bean
 	@ConditionalOnMissingBean(value = EurekaClientConfig.class, search = SearchStrategy.CURRENT)
 	public EurekaClientConfigBean eurekaClientConfigBean() {

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/feign/FeignAutoConfiguration.java

@@ -18,7 +18,9 @@ package org.springframework.cloud.netflix.feign;
 
 import org.springframework.boot.autoconfigure.AutoConfigureAfter;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.cloud.netflix.archaius.ArchaiusAutoConfiguration;
+import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
 
@@ -34,4 +36,8 @@ import feign.Feign;
 @Import(FeignClientsConfiguration.class)
 public class FeignAutoConfiguration {
 
+	@Bean
+	public HasFeatures feignFeature() {
+		return HasFeatures.namedFeature("Feign", Feign.class);
+	}
 }

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/hystrix/HystrixCircuitBreakerConfiguration.java

@@ -32,6 +32,8 @@ import org.springframework.boot.actuate.metrics.GaugeService;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication;
+import org.springframework.cloud.client.actuator.HasFeatures;
+import org.springframework.cloud.client.actuator.NamedFeature;
 import org.springframework.context.SmartLifecycle;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -61,6 +63,11 @@ public class HystrixCircuitBreakerConfiguration {
 		return new HystrixShutdownHook();
 	}
 
+	@Bean
+	public HasFeatures hystrixFeature() {
+		return HasFeatures.namedFeatures(new NamedFeature("Hystrix", HystrixCommandAspect.class));
+	}
+
 	@Configuration
 	@ConditionalOnProperty(value = "hystrix.stream.endpoint.enabled", matchIfMissing = true)
 	@ConditionalOnWebApplication
@@ -72,6 +79,10 @@ public class HystrixCircuitBreakerConfiguration {
 			return new HystrixStreamEndpoint();
 		}
 
+		@Bean
+		public HasFeatures hystrixFeature() {
+			return HasFeatures.namedFeature("Hystrix Stream Servlet", HystrixStreamEndpoint.class);
+		}
 	}
 
 	@Configuration

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/ribbon/RibbonAutoConfiguration.java

@@ -19,11 +19,13 @@ package org.springframework.cloud.netflix.ribbon;
 import java.util.ArrayList;
 import java.util.List;
 
+import com.netflix.ribbon.Ribbon;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.AutoConfigureAfter;
 import org.springframework.boot.autoconfigure.AutoConfigureBefore;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.cloud.client.loadbalancer.LoadBalancerAutoConfiguration;
 import org.springframework.cloud.client.loadbalancer.LoadBalancerClient;
 import org.springframework.cloud.client.loadbalancer.RestTemplateCustomizer;
@@ -51,6 +53,11 @@ public class RibbonAutoConfiguration {
 	@Autowired(required = false)
 	private List<RibbonClientSpecification> configurations = new ArrayList<>();
 
+	@Bean
+	public HasFeatures ribbonFeature() {
+		return HasFeatures.namedFeature("Ribbon", Ribbon.class);
+	}
+
 	@Bean
 	public SpringClientFactory springClientFactory() {
 		SpringClientFactory factory = new SpringClientFactory();

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/rx/RxJavaAutoConfiguration.java

@@ -20,6 +20,7 @@ import java.util.List;
 
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.web.method.support.AsyncHandlerMethodReturnValueHandler;
@@ -53,5 +54,10 @@ public class RxJavaAutoConfiguration {
 				}
 			};
 		}
+
+		@Bean
+		public HasFeatures rxFeature() {
+			return HasFeatures.namedFeature("MVC Observable", Observable.class);
+		}
 	}
 }

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/zuul/ZuulConfiguration.java

@@ -23,6 +23,7 @@ import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.web.ErrorController;
 import org.springframework.boot.context.embedded.ServletRegistrationBean;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.cloud.context.scope.refresh.RefreshScopeRefreshedEvent;
 import org.springframework.cloud.netflix.zuul.filters.RouteLocator;
 import org.springframework.cloud.netflix.zuul.filters.SimpleRouteLocator;
@@ -58,6 +59,11 @@ public class ZuulConfiguration {
 	@Autowired(required = false)
 	private ErrorController errorController;
 
+	@Bean
+	public HasFeatures zuulFeature() {
+		return HasFeatures.namedFeature("Zuul (Simple)", ZuulConfiguration.class);
+	}
+
 	@Bean
 	public RouteLocator routeLocator() {
 		return new SimpleRouteLocator(this.zuulProperties);

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/zuul/ZuulProxyConfiguration.java

@@ -22,6 +22,7 @@ import org.springframework.boot.actuate.trace.TraceRepository;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.boot.autoconfigure.web.ServerProperties;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.cloud.client.discovery.DiscoveryClient;
 import org.springframework.cloud.client.discovery.event.HeartbeatEvent;
 import org.springframework.cloud.client.discovery.event.HeartbeatMonitor;
@@ -65,6 +66,11 @@ public class ZuulProxyConfiguration extends ZuulConfiguration {
 	@Autowired
 	private ServerProperties server;
 
+	@Override
+	public HasFeatures zuulFeature() {
+		return HasFeatures.namedFeature("Zuul (Discovery)", ZuulProxyConfiguration.class);
+	}
+
 	@Bean
 	@Override
 	public ProxyRouteLocator routeLocator() {

spring-cloud-netflix-eureka-server/src/main/java/org/springframework/cloud/netflix/eureka/server/EurekaServerConfiguration.java

@@ -32,6 +32,7 @@ import org.springframework.beans.factory.config.BeanDefinition;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.context.embedded.FilterRegistrationBean;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 import org.springframework.cloud.netflix.eureka.EurekaServerConfigBean;
 import org.springframework.context.annotation.Bean;
@@ -67,6 +68,11 @@ public class EurekaServerConfiguration extends WebMvcConfigurerAdapter {
 	@Autowired
 	private ApplicationInfoManager applicationInfoManager;
 
+	@Bean
+	public HasFeatures eurekaServerFeature() {
+		return HasFeatures.namedFeature("Eureka Server", EurekaServerConfiguration.class);
+	}
+
 	@Bean
 	@ConditionalOnProperty(prefix = "eureka.dashboard", name = "enabled", matchIfMissing = true)
 	public EurekaController eurekaController() {

spring-cloud-netflix-hystrix-dashboard/src/main/java/org/springframework/cloud/netflix/hystrix/dashboard/HystrixDashboardConfiguration.java

@@ -42,6 +42,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.freemarker.FreeMarkerAutoConfiguration;
 import org.springframework.boot.context.embedded.ServletRegistrationBean;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.http.HttpHeaders;
@@ -64,6 +65,11 @@ public class HystrixDashboardConfiguration {
 	@Autowired
 	private HystrixDashboardProperties dashboardProperties;
 
+	@Bean
+	public HasFeatures hystrixDashboardFeature() {
+		return HasFeatures.namedFeature("Hystrix Dashboard", HystrixDashboardConfiguration.class);
+	}
+
 	/**
 	 * Overrides Spring Boot's {@link FreeMarkerAutoConfiguration} to prefer using a
 	 * {@link SpringTemplateLoader} instead of the file system. This corrects an issue

spring-cloud-netflix-hystrix-stream/src/main/java/org/springframework/cloud/netflix/hystrix/stream/HystrixStreamAutoConfiguration.java

@@ -22,6 +22,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.cloud.stream.annotation.EnableBinding;
 import org.springframework.cloud.stream.config.BindingProperties;
 import org.springframework.cloud.stream.config.ChannelBindingServiceProperties;
@@ -61,6 +62,11 @@ public class HystrixStreamAutoConfiguration {
 	@Autowired
 	private HystrixStreamProperties properties;
 
+	@Bean
+	public HasFeatures hystrixStreamQueueFeature() {
+		return HasFeatures.namedFeature("Hystrix Stream (Queue)", HystrixStreamAutoConfiguration.class);
+	}
+
 	@PostConstruct
 	public void init() {
 		BindingProperties outputBinding = this.bindings.getBindings().get(HystrixStreamClient.OUTPUT);

spring-cloud-netflix-sidecar/src/main/java/org/springframework/cloud/netflix/sidecar/SidecarConfiguration.java

@@ -21,6 +21,7 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.cloud.netflix.eureka.EurekaInstanceConfigBean;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -36,6 +37,11 @@ import com.netflix.discovery.EurekaClientConfig;
 @ConditionalOnProperty(value = "spring.cloud.netflix.sidecar.enabled", matchIfMissing = true)
 public class SidecarConfiguration {
 
+	@Bean
+	public HasFeatures Feature() {
+		return HasFeatures.namedFeature("Netflix Sidecar", SidecarConfiguration.class);
+	}
+
 	@Bean
 	public SidecarProperties sidecarProperties() {
 		return new SidecarProperties();

spring-cloud-netflix-turbine-stream/pom.xml

@@ -53,6 +53,11 @@
 			<artifactId>spring-boot-configuration-processor</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-commons</artifactId>
+			<optional>true</optional>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework.integration</groupId>
 			<artifactId>spring-integration-core</artifactId>

spring-cloud-netflix-turbine-stream/src/main/java/org/springframework/cloud/netflix/turbine/stream/TurbineStreamConfiguration.java

@@ -30,6 +30,7 @@ import lombok.extern.apachecommons.CommonsLog;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.context.SmartLifecycle;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -59,6 +60,11 @@ public class TurbineStreamConfiguration implements SmartLifecycle {
 
 	private int turbinePort;
 
+	@Bean
+	public HasFeatures Feature() {
+		return HasFeatures.namedFeature("Turbine (Stream)", TurbineStreamProperties.class);
+	}
+
 	@Bean
 	public PublishSubject<Map<String, Object>> hystrixSubject() {
 		return PublishSubject.create();

spring-cloud-netflix-turbine/src/main/java/org/springframework/cloud/netflix/turbine/TurbineConfiguration.java

@@ -20,6 +20,7 @@ import com.netflix.discovery.EurekaClient;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.context.embedded.ServletRegistrationBean;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.cloud.client.actuator.HasFeatures;
 import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 import org.springframework.context.SmartLifecycle;
 import org.springframework.context.annotation.Bean;
@@ -42,6 +43,11 @@ public class TurbineConfiguration implements SmartLifecycle, Ordered {
 	@Autowired
 	private EurekaClient eurekaClient;
 
+	@Bean
+	public HasFeatures Feature() {
+		return HasFeatures.namedFeature("Turbine (HTTP)", TurbineConfiguration.class);
+	}
+
 	@Bean
 	public ServletRegistrationBean turbineStreamServlet() {
 		return new ServletRegistrationBean(new TurbineStreamServlet(), "/turbine.stream");