add switch to instance CommonFilter in SentinelProperties

spring-cloud-alibaba-docs/src/main/asciidoc-zh/sentinel.adoc

@@ -272,6 +272,7 @@ Sentinel Endpoint 里暴露的信息非常有用。包括当前应用的所有
 |`spring.cloud.sentinel.transport.client-ip`|客户端IP|
 |`spring.cloud.sentinel.filter.order`|Servlet Filter的加载顺序。Starter内部会构造这个filter|Integer.MIN_VALUE
 |`spring.cloud.sentinel.filter.url-patterns`|数据类型是数组。表示Servlet Filter的url pattern集合|/*
+|`spring.cloud.sentinel.filter.enabled`|Enable to instance CommonFilter|true
 |`spring.cloud.sentinel.metric.charset`|metric文件字符集|UTF-8
 |`spring.cloud.sentinel.metric.file-single-size`|Sentinel metric 单个文件的大小|
 |`spring.cloud.sentinel.metric.file-total-count`|Sentinel metric 总文件数量|

spring-cloud-alibaba-docs/src/main/asciidoc/sentinel.adoc

@@ -271,6 +271,7 @@ The following table shows all the configurations of Spring Cloud Alibaba Sentine
 |`spring.cloud.sentinel.transport.client-ip`|Client IP|
 |`spring.cloud.sentinel.filter.order`|Loading order of Servlet Filter. The filter will be constructed in the Starter|Integer.MIN_VALUE
 |`spring.cloud.sentinel.filter.url-patterns`|Data type is array. Refers to the collection of Servlet Filter ULR patterns|/*
+|`spring.cloud.sentinel.filter.enabled`|Enable to instance CommonFilter|true
 |`spring.cloud.sentinel.metric.charset`|metric file character set|UTF-8
 |`spring.cloud.sentinel.metric.fileSingleSize`|Sentinel metric single file size|
 |`spring.cloud.sentinel.metric.fileTotalCount`|Sentinel metric total file number|

spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/SentinelProperties.java

@@ -16,17 +16,18 @@
 
 package org.springframework.cloud.alibaba.sentinel;
 
-import com.alibaba.csp.sentinel.config.SentinelConfig;
+import java.util.List;
-import com.alibaba.csp.sentinel.log.LogBase;
+import java.util.Map;
-import com.alibaba.csp.sentinel.transport.config.TransportConfig;
+import java.util.TreeMap;
+
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.cloud.alibaba.sentinel.datasource.config.DataSourcePropertiesConfiguration;
 import org.springframework.core.Ordered;
 import org.springframework.validation.annotation.Validated;
 
-import java.util.List;
+import com.alibaba.csp.sentinel.config.SentinelConfig;
-import java.util.Map;
+import com.alibaba.csp.sentinel.log.LogBase;
-import java.util.TreeMap;
+import com.alibaba.csp.sentinel.transport.config.TransportConfig;
 
 /**
  * {@link ConfigurationProperties} for Sentinel.
@@ -306,6 +307,12 @@ public class SentinelProperties {
 		 */
 		private List<String> urlPatterns;
 
+		/**
+		 * Enable to instance
+		 * {@link com.alibaba.csp.sentinel.adapter.servlet.CommonFilter}.
+		 */
+		private boolean enabled = true;
+
 		public int getOrder() {
 			return this.order;
 		}
@@ -321,6 +328,14 @@ public class SentinelProperties {
 		public void setUrlPatterns(List<String> urlPatterns) {
 			this.urlPatterns = urlPatterns;
 		}
+
+		public boolean isEnabled() {
+			return enabled;
+		}
+
+		public void setEnabled(boolean enabled) {
+			this.enabled = enabled;
+		}
 	}
 
 	public static class Log {

spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/SentinelWebAutoConfiguration.java

@@ -16,7 +16,10 @@
 
 package org.springframework.cloud.alibaba.sentinel;
 
-import com.alibaba.csp.sentinel.adapter.servlet.CommonFilter;
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.servlet.Filter;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -28,9 +31,7 @@ import org.springframework.boot.web.servlet.FilterRegistrationBean;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
-import javax.servlet.Filter;
+import com.alibaba.csp.sentinel.adapter.servlet.CommonFilter;
-import java.util.ArrayList;
-import java.util.List;
 
 /**
  * @author xiaojing
@@ -48,7 +49,8 @@ public class SentinelWebAutoConfiguration {
 	private SentinelProperties properties;
 
 	@Bean
-	public FilterRegistrationBean servletRequestListener() {
+	@ConditionalOnProperty(name = "spring.cloud.sentinel.filter.enabled", matchIfMissing = true)
+	public FilterRegistrationBean sentinelFilter() {
 		FilterRegistrationBean<Filter> registration = new FilterRegistrationBean<>();
 
 		SentinelProperties.Filter filterConfig = properties.getFilter();

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

@@ -39,6 +39,12 @@
       "defaultValue": "Integer.MIN_VALUE",
       "description": "sentinel filter chain order, will be set to FilterRegistrationBean."
     },
+    {
+      "name": "spring.cloud.sentinel.filter.enabled",
+      "type": "java.lang.Boolean",
+      "defaultValue": true,
+      "description": "Enable to instance com.alibaba.csp.sentinel.adapter.servlet.CommonFilter."
+    },
     {
       "name": "spring.cloud.sentinel.metric.charset",
       "type": "java.lang.String",