Support reactive discovery clinet health Indicator. (#983)

CHANGELOG.md

@@ -1,3 +1,4 @@
 # Change Log
 ---
 
+- [feature: support reactive discovery client health indicator.](https://github.com/Tencent/spring-cloud-tencent/pull/983)

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/reactive/PolarisReactiveDiscoveryClient.java

@@ -48,7 +48,7 @@ public class PolarisReactiveDiscoveryClient implements ReactiveDiscoveryClient {
 
 	@Override
 	public String description() {
-		return "Spring Cloud Tencent Polaris Reactive Discovery Client.";
+		return "Spring Cloud Tencent Polaris Reactive Discovery Client";
 	}
 
 	@Override

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/reactive/PolarisReactiveDiscoveryClientConfiguration.java

@@ -22,20 +22,26 @@ import com.tencent.cloud.polaris.discovery.PolarisServiceDiscovery;
 
 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.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.cloud.client.ConditionalOnDiscoveryHealthIndicatorEnabled;
 import org.springframework.cloud.client.ConditionalOnReactiveDiscoveryEnabled;
 import org.springframework.cloud.client.ReactiveCommonsClientAutoConfiguration;
 import org.springframework.cloud.client.discovery.composite.reactive.ReactiveCompositeDiscoveryClientAutoConfiguration;
+import org.springframework.cloud.client.discovery.health.DiscoveryClientHealthIndicatorProperties;
+import org.springframework.cloud.client.discovery.health.reactive.ReactiveDiscoveryClientHealthIndicator;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 /**
  * Reactive Discovery Client Configuration for Polaris.
  *
- * @author Haotian Zhang, Andrew Shan, Jie Cheng
+ * @author Haotian Zhang, Andrew Shan, Jie Cheng, youta
  */
 @Configuration(proxyBeanMethods = false)
 @ConditionalOnReactiveDiscoveryEnabled
+@EnableConfigurationProperties(DiscoveryClientHealthIndicatorProperties.class)
 @AutoConfigureAfter({PolarisDiscoveryAutoConfiguration.class, ReactiveCompositeDiscoveryClientAutoConfiguration.class})
 @AutoConfigureBefore({ReactiveCommonsClientAutoConfiguration.class})
 public class PolarisReactiveDiscoveryClientConfiguration {
@@ -46,4 +52,12 @@ public class PolarisReactiveDiscoveryClientConfiguration {
 			PolarisServiceDiscovery polarisServiceDiscovery) {
 		return new PolarisReactiveDiscoveryClient(polarisServiceDiscovery);
 	}
+
+	@Bean
+	@ConditionalOnClass(name = "org.springframework.boot.actuate.health.ReactiveHealthIndicator")
+	@ConditionalOnDiscoveryHealthIndicatorEnabled
+	public ReactiveDiscoveryClientHealthIndicator polarisReactiveDiscoveryClientHealthIndicator(
+			PolarisReactiveDiscoveryClient client, DiscoveryClientHealthIndicatorProperties properties) {
+		return new ReactiveDiscoveryClientHealthIndicator(client, properties);
+	}
 }

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/discovery/reactive/PolarisReactiveDiscoveryClientConfigurationTest.java

@@ -36,7 +36,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 /**
  * Test for {@link PolarisReactiveDiscoveryClientConfiguration}.
  *
- * @author Haotian Zhang
+ * @author Haotian Zhang, youta
  */
 public class PolarisReactiveDiscoveryClientConfigurationTest {
 
@@ -65,11 +65,18 @@ public class PolarisReactiveDiscoveryClientConfigurationTest {
 		}
 	}
 
+
 	@Test
 	public void testDefaultInitialization() {
 		this.contextRunner.run(context -> assertThat(context).hasSingleBean(PolarisReactiveDiscoveryClient.class));
 	}
 
+	@Test
+	public void shouldWorkWithDefaults() {
+		contextRunner.run(context -> assertThat(context).hasBean("polarisReactiveDiscoveryClientHealthIndicator"));
+	}
+
+
 	@Configuration
 	@EnableAutoConfiguration
 	static class PolarisReactiveDiscoveryClientConfiguration {

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/discovery/reactive/PolarisReactiveDiscoveryClientTest.java

@@ -101,6 +101,6 @@ public class PolarisReactiveDiscoveryClientTest {
 
 	@Test
 	public void testDescription() {
-		assertThat(client.description()).isEqualTo("Spring Cloud Tencent Polaris Reactive Discovery Client.");
+		assertThat(client.description()).isEqualTo("Spring Cloud Tencent Polaris Reactive Discovery Client");
 	}
 }