Add property to disable Sentinel auto-configuration

spring-cloud-circuitbreaker-sentinel/src/main/java/com/alibaba/cloud/circuitbreaker/sentinel/ReactiveSentinelCircuitBreakerAutoConfiguration.java

@@ -24,6 +24,7 @@ import javax.annotation.PostConstruct;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.cloud.client.circuitbreaker.Customizer;
 import org.springframework.cloud.client.circuitbreaker.ReactiveCircuitBreakerFactory;
 import org.springframework.context.annotation.Bean;
@@ -35,6 +36,8 @@ import org.springframework.context.annotation.Configuration;
 @Configuration
 @ConditionalOnClass(
 		name = { "reactor.core.publisher.Mono", "reactor.core.publisher.Flux" })
+@ConditionalOnProperty(name = "spring.cloud.circuitbreaker.sentinel.enabled",
+		havingValue = "true", matchIfMissing = true)
 public class ReactiveSentinelCircuitBreakerAutoConfiguration {
 
 	@Bean

spring-cloud-circuitbreaker-sentinel/src/main/java/com/alibaba/cloud/circuitbreaker/sentinel/SentinelCircuitBreakerAutoConfiguration.java

@@ -26,6 +26,7 @@ import com.alibaba.csp.sentinel.SphU;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.cloud.client.circuitbreaker.CircuitBreakerFactory;
 import org.springframework.cloud.client.circuitbreaker.Customizer;
 import org.springframework.context.annotation.Bean;
@@ -38,6 +39,8 @@ import org.springframework.context.annotation.Configuration;
  */
 @Configuration
 @ConditionalOnClass({ SphU.class })
+@ConditionalOnProperty(name = "spring.cloud.circuitbreaker.sentinel.enabled",
+		havingValue = "true", matchIfMissing = true)
 public class SentinelCircuitBreakerAutoConfiguration {
 
 	@Bean

spring-cloud-circuitbreaker-sentinel/src/main/resources/META-INF/additional-spring-configuration-metadata.json

@@ -0,0 +1,7 @@
+{"properties": [
+    {
+      "name": "spring.cloud.circuitbreaker.sentinel.enabled",
+      "type": "java.lang.Boolean",
+      "description": "enable sentinel circuitbreaker or not."
+    }
+]}