Merge remote-tracking branch 'upstream/develop' into feature_support_grpc_core

# Conflicts:
#	client/src/main/java/com/alibaba/nacos/client/config/http/ServerHttpAgent.java
#	client/src/main/java/com/alibaba/nacos/client/naming/NacosNamingMaintainService.java
#	client/src/main/java/com/alibaba/nacos/client/naming/NacosNamingService.java
#	config/src/main/java/com/alibaba/nacos/config/server/auth/ConfigResourceParser.java
#	config/src/main/java/com/alibaba/nacos/config/server/controller/ConfigController.java
#	config/src/main/java/com/alibaba/nacos/config/server/result/ResultBuilder.java
#	core/src/main/java/com/alibaba/nacos/core/listener/StartingApplicationListener.java
#	naming/src/main/java/com/alibaba/nacos/naming/controllers/CatalogController.java
#	naming/src/main/java/com/alibaba/nacos/naming/healthcheck/ClientBeatCheckTask.java
#	naming/src/main/java/com/alibaba/nacos/naming/healthcheck/HealthCheckCommon.java
#	naming/src/main/java/com/alibaba/nacos/naming/web/NamingResourceParser.java
#	sys/src/main/java/com/alibaba/nacos/sys/utils/ApplicationUtils.java
#	test/src/test/java/com/alibaba/nacos/test/naming/AutoDeregisterInstance_ITCase.java

api/src/main/java/com/alibaba/nacos/api/naming/utils/NamingUtils.java

@@ -27,6 +27,19 @@ import com.alibaba.nacos.api.utils.StringUtils;
  */
 public class NamingUtils {
     
+    /**
+     * Returns a combined string with serviceName and groupName. serviceName can not be nil.
+     *
+     * <p>In most cases, serviceName can not be nil. In other cases, for search or anything, See {@link
+     * com.alibaba.nacos.api.naming.utils.NamingUtils#getGroupedNameOptional(String, String)}
+     *
+     * <p>etc:
+     * <p>serviceName | groupName | result</p>
+     * <p>serviceA    | groupA    | groupA@@serviceA</p>
+     * <p>nil         | groupA    | threw IllegalArgumentException</p>
+     *
+     * @return 'groupName@@serviceName'
+     */
     public static String getGroupedName(final String serviceName, final String groupName) {
         if (StringUtils.isBlank(serviceName)) {
             throw new IllegalArgumentException("Param 'serviceName' is illegal, serviceName is blank");
@@ -73,4 +86,20 @@ public class NamingUtils {
                     "Param 'serviceName' is illegal, it should be format as 'groupName@@serviceName'");
         }
     }
+    
+    /**
+     * Returns a combined string with serviceName and groupName. Such as 'groupName@@serviceName'
+     * <p>This method works similar with {@link com.alibaba.nacos.api.naming.utils.NamingUtils#getGroupedName} But not verify any parameters.
+     *
+     * </p> etc:
+     * <p>serviceName | groupName | result</p>
+     * <p>serviceA    | groupA    | groupA@@serviceA</p>
+     * <p>nil         | groupA    | groupA@@</p>
+     * <p>nil         | nil       | @@</p>
+     *
+     * @return 'groupName@@serviceName'
+     */
+    public static String getGroupedNameOptional(final String serviceName, final String groupName) {
+        return groupName + Constants.SERVICE_INFO_SPLITER + serviceName;
+    }
 }

api/src/test/java/com/alibaba/nacos/api/naming/utils/NamingUtilsTest.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright 1999-2018 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.alibaba.nacos.api.naming.utils;
+
+import com.alibaba.nacos.api.utils.StringUtils;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+public class NamingUtilsTest {
+    
+    @Test
+    public void testGetGroupedNameOptional() {
+        String onlyGroupName = NamingUtils.getGroupedNameOptional(StringUtils.EMPTY, "groupA");
+        assertEquals(onlyGroupName, "groupA@@");
+        
+        String onlyServiceName = NamingUtils.getGroupedNameOptional("serviceA", StringUtils.EMPTY);
+        assertEquals(onlyServiceName, "@@serviceA");
+        
+        String groupNameAndServiceName = NamingUtils.getGroupedNameOptional("serviceA", "groupA");
+        assertEquals(groupNameAndServiceName, "groupA@@serviceA");
+    }
+}

auth/src/main/java/com/alibaba/nacos/auth/common/AuthConfigs.java

@@ -17,7 +17,7 @@
 package com.alibaba.nacos.auth.common;
 
 import com.alibaba.nacos.common.JustForTest;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import io.jsonwebtoken.io.Decoders;
 import org.apache.commons.lang3.BooleanUtils;
 import org.apache.commons.lang3.StringUtils;
@@ -89,7 +89,7 @@ public class AuthConfigs {
             return BooleanUtils.toBoolean(enabled);
         }
         return BooleanUtils
-                .toBoolean(ApplicationUtils.getProperty("nacos.core.auth.enabled", "false"));
+                .toBoolean(EnvUtil.getProperty("nacos.core.auth.enabled", "false"));
     }
     
     /**
@@ -102,7 +102,7 @@ public class AuthConfigs {
             return cachingEnabled;
         }
         return BooleanUtils
-                .toBoolean(ApplicationUtils.getProperty("nacos.core.auth.caching.enabled", "true"));
+                .toBoolean(EnvUtil.getProperty("nacos.core.auth.caching.enabled", "true"));
     }
     
     @JustForTest

client/src/main/java/com/alibaba/nacos/client/config/http/ServerHttpAgent.java

@@ -19,6 +19,7 @@ package com.alibaba.nacos.client.config.http;
 import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.client.config.impl.ConfigHttpClientManager;
 import com.alibaba.nacos.client.config.impl.ServerListManager;
+import com.alibaba.nacos.client.utils.ContextPathUtil;
 import com.alibaba.nacos.client.utils.LogUtils;
 import com.alibaba.nacos.client.utils.ParamUtil;
 import com.alibaba.nacos.common.http.HttpClientConfig;
@@ -212,9 +213,7 @@ public class ServerHttpAgent implements HttpAgent {
     }
     
     private String getUrl(String serverAddr, String relativePath) {
-        String contextPath = serverListMgr.getContentPath().startsWith("/") ? serverListMgr.getContentPath()
-                : "/" + serverListMgr.getContentPath();
-        return serverAddr + contextPath + relativePath;
+        return serverAddr + ContextPathUtil.normalizeContextPath(serverListMgr.getContentPath()) + relativePath;
     }
     
     private boolean isFail(HttpRestResult<String> result) {

client/src/main/java/com/alibaba/nacos/client/config/impl/ServerListManager.java

@@ -19,6 +19,7 @@ package com.alibaba.nacos.client.config.impl;
 import com.alibaba.nacos.api.PropertyKeyConst;
 import com.alibaba.nacos.api.SystemPropertyKeyConst;
 import com.alibaba.nacos.api.exception.NacosException;
+import com.alibaba.nacos.client.utils.ContextPathUtil;
 import com.alibaba.nacos.client.utils.EnvUtil;
 import com.alibaba.nacos.client.utils.LogUtils;
 import com.alibaba.nacos.client.utils.ParamUtil;
@@ -109,7 +110,9 @@ public class ServerListManager implements Closeable {
         this.isFixed = false;
         this.isStarted = false;
         this.name = CUSTOM_NAME + "-" + host + "-" + port;
-        this.addressServerUrl = String.format("http://%s:%d/%s/%s", host, port, this.contentPath, this.serverListName);
+        this.addressServerUrl = String
+                .format("http://%s:%d%s/%s", host, port, ContextPathUtil.normalizeContextPath(this.contentPath),
+                        this.serverListName);
     }
     
     public ServerListManager(String endpoint) throws NacosException {
@@ -128,8 +131,8 @@ public class ServerListManager implements Closeable {
         }
         if (StringUtils.isBlank(namespace)) {
             this.name = endpoint;
-            this.addressServerUrl = String
-                    .format("http://%s:%d/%s/%s", endpoint, this.endpointPort, this.contentPath, this.serverListName);
+            this.addressServerUrl = String.format("http://%s:%d%s/%s", endpoint, this.endpointPort,
+                    ContextPathUtil.normalizeContextPath(this.contentPath), this.serverListName);
         } else {
             if (StringUtils.isBlank(endpoint)) {
                 throw new NacosException(NacosException.CLIENT_INVALID_PARAM, "endpoint is blank");
@@ -137,9 +140,8 @@ public class ServerListManager implements Closeable {
             this.name = endpoint + "-" + namespace;
             this.namespace = namespace;
             this.tenant = namespace;
-            this.addressServerUrl = String
-                    .format("http://%s:%d/%s/%s?namespace=%s", endpoint, this.endpointPort, this.contentPath,
-                            this.serverListName, namespace);
+            this.addressServerUrl = String.format("http://%s:%d%s/%s?namespace=%s", endpoint, this.endpointPort,
+                    ContextPathUtil.normalizeContextPath(this.contentPath), this.serverListName, namespace);
         }
     }
     
@@ -183,16 +185,15 @@ public class ServerListManager implements Closeable {
             this.isFixed = false;
             if (StringUtils.isBlank(namespace)) {
                 this.name = endpoint;
-                this.addressServerUrl = String
-                        .format("http://%s:%d/%s/%s", this.endpoint, this.endpointPort, this.contentPath,
-                                this.serverListName);
+                this.addressServerUrl = String.format("http://%s:%d%s/%s", this.endpoint, this.endpointPort,
+                        ContextPathUtil.normalizeContextPath(this.contentPath), this.serverListName);
             } else {
                 this.namespace = namespace;
                 this.tenant = namespace;
                 this.name = this.endpoint + "-" + namespace;
                 this.addressServerUrl = String
-                        .format("http://%s:%d/%s/%s?namespace=%s", this.endpoint, this.endpointPort, this.contentPath,
-                                this.serverListName, namespace);
+                        .format("http://%s:%d%s/%s?namespace=%s", this.endpoint, this.endpointPort,
+                                ContextPathUtil.normalizeContextPath(this.contentPath), this.serverListName, namespace);
             }
         }
     }

client/src/main/java/com/alibaba/nacos/client/naming/NacosNamingMaintainService.java

@@ -60,7 +60,7 @@ public class NacosNamingMaintainService implements NamingMaintainService {
         ValidatorUtils.checkInitParam(properties);
         namespace = InitUtils.initNamespaceForNaming(properties);
         InitUtils.initSerialization();
-        InitUtils.initWebRootContext();
+        InitUtils.initWebRootContext(properties;
         ServerListManager serverListManager = new ServerListManager(properties);
         serverProxy = new NamingHttpClientProxy(namespace, serverListManager, properties, null);
     }

client/src/main/java/com/alibaba/nacos/client/naming/NacosNamingService.java

@@ -78,7 +78,7 @@ public class NacosNamingService implements NamingService {
         ValidatorUtils.checkInitParam(properties);
         this.namespace = InitUtils.initNamespaceForNaming(properties);
         InitUtils.initSerialization();
-        InitUtils.initWebRootContext();
+        InitUtils.initWebRootContext(properties);
         initLogName(properties);
         
         this.changeNotifier = new InstancesChangeNotifier();

client/src/main/java/com/alibaba/nacos/client/naming/utils/InitUtils.java

@@ -22,6 +22,7 @@ import com.alibaba.nacos.api.common.Constants;
 import com.alibaba.nacos.api.selector.ExpressionSelector;
 import com.alibaba.nacos.api.selector.NoneSelector;
 import com.alibaba.nacos.api.selector.SelectorType;
+import com.alibaba.nacos.client.utils.ContextPathUtil;
 import com.alibaba.nacos.client.utils.LogUtils;
 import com.alibaba.nacos.client.utils.ParamUtil;
 import com.alibaba.nacos.client.utils.TemplateUtils;
@@ -100,15 +101,34 @@ public class InitUtils {
     
     /**
      * Init web root context.
+     *
+     * @param properties properties
+     * @since 1.4.1
      */
+    public static void initWebRootContext(Properties properties) {
+        final String webContext = properties.getProperty(PropertyKeyConst.CONTEXT_PATH);
+        TemplateUtils.stringNotEmptyAndThenExecute(webContext, new Runnable() {
+            @Override
+            public void run() {
+                UtilAndComs.webContext = ContextPathUtil.normalizeContextPath(webContext);
+                UtilAndComs.nacosUrlBase = UtilAndComs.webContext + "/v1/ns";
+                UtilAndComs.nacosUrlInstance = UtilAndComs.nacosUrlBase + "/instance";
+            }
+        });
+        initWebRootContext();
+    }
+    
+    /**
+     * Init web root context.
+     */
+    @Deprecated
     public static void initWebRootContext() {
         // support the web context with ali-yun if the app deploy by EDAS
         final String webContext = System.getProperty(SystemPropertyKeyConst.NAMING_WEB_CONTEXT);
         TemplateUtils.stringNotEmptyAndThenExecute(webContext, new Runnable() {
             @Override
             public void run() {
-                UtilAndComs.webContext = webContext.indexOf("/") > -1 ? webContext : "/" + webContext;
-                
+                UtilAndComs.webContext = ContextPathUtil.normalizeContextPath(webContext);
                 UtilAndComs.nacosUrlBase = UtilAndComs.webContext + "/v1/ns";
                 UtilAndComs.nacosUrlInstance = UtilAndComs.nacosUrlBase + "/instance";
             }

client/src/main/java/com/alibaba/nacos/client/security/SecurityProxy.java

@@ -18,6 +18,7 @@ package com.alibaba.nacos.client.security;
 
 import com.alibaba.nacos.api.PropertyKeyConst;
 import com.alibaba.nacos.api.common.Constants;
+import com.alibaba.nacos.client.utils.ContextPathUtil;
 import com.alibaba.nacos.common.http.HttpRestResult;
 import com.alibaba.nacos.common.http.client.NacosRestTemplate;
 import com.alibaba.nacos.common.http.param.Header;
@@ -88,8 +89,7 @@ public class SecurityProxy {
     public SecurityProxy(Properties properties, NacosRestTemplate nacosRestTemplate) {
         username = properties.getProperty(PropertyKeyConst.USERNAME, StringUtils.EMPTY);
         password = properties.getProperty(PropertyKeyConst.PASSWORD, StringUtils.EMPTY);
-        contextPath = properties.getProperty(PropertyKeyConst.CONTEXT_PATH, "/nacos");
-        contextPath = contextPath.startsWith("/") ? contextPath : "/" + contextPath;
+        contextPath = ContextPathUtil.normalizeContextPath(properties.getProperty(PropertyKeyConst.CONTEXT_PATH, "/nacos"));
         this.nacosRestTemplate = nacosRestTemplate;
     }
     

client/src/main/java/com/alibaba/nacos/client/utils/ContextPathUtil.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright 1999-2018 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.alibaba.nacos.client.utils;
+
+import com.alibaba.nacos.common.utils.StringUtils;
+
+/**
+ * Context path Util.
+ *
+ * @author Wei.Wang
+ */
+public class ContextPathUtil {
+    
+    private static final String ROOT_WEB_CONTEXT_PATH = "/";
+    
+    /**
+     * normalize context path.
+     *
+     * @param contextPath origin context path
+     * @return normalized context path
+     */
+    public static String normalizeContextPath(String contextPath) {
+        if (StringUtils.isBlank(contextPath) || ROOT_WEB_CONTEXT_PATH.equals(contextPath)) {
+            return StringUtils.EMPTY;
+        }
+        return contextPath.startsWith("/") ? contextPath : "/" + contextPath;
+    }
+}

client/src/test/java/com/alibaba/nacos/client/utils/ContextPathUtilTest.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright 1999-2018 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.alibaba.nacos.client.utils;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * ContextPathUtil test.
+ *
+ * @author Wei.Wang
+ * @date 2020/11/26 3:13 PM
+ */
+public class ContextPathUtilTest {
+    
+    @Test
+    public void testNormalizeContextPath() {
+        assertEquals("/nacos", ContextPathUtil.normalizeContextPath("/nacos"));
+        assertEquals("/nacos", ContextPathUtil.normalizeContextPath("nacos"));
+        assertEquals("", ContextPathUtil.normalizeContextPath("/"));
+        assertEquals("", ContextPathUtil.normalizeContextPath(""));
+    }
+}

common/src/main/java/com/alibaba/nacos/common/model/RestResultUtils.java

@@ -16,6 +16,8 @@
 
 package com.alibaba.nacos.common.model;
 
+import com.alibaba.nacos.common.model.core.IResultCode;
+
 /**
  * Rest result utils.
  *
@@ -31,6 +33,10 @@ public class RestResultUtils {
         return RestResult.<T>builder().withCode(200).withData(data).build();
     }
     
+    public static <T> RestResult<T> success(String msg, T data) {
+        return RestResult.<T>builder().withCode(200).withMsg(msg).withData(data).build();
+    }
+    
     public static <T> RestResult<T> success(int code, T data) {
         return RestResult.<T>builder().withCode(code).withData(data).build();
     }
@@ -54,5 +60,8 @@ public class RestResultUtils {
     public static <T> RestResult<T> failedWithMsg(int code, String errMsg) {
         return RestResult.<T>builder().withCode(code).withMsg(errMsg).build();
     }
-    
+
+    public static <T> RestResult<T> buildResult(IResultCode resultCode, T data) {
+        return RestResult.<T>builder().withCode(resultCode.getCode()).withMsg(resultCode.getCodeMsg()).withData(data).build();
+    }
 }

common/src/main/java/com/alibaba/nacos/common/model/core/IResultCode.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.alibaba.nacos.config.server.result.core;
+package com.alibaba.nacos.common.model.core;
 
 /**
  * IResultCode.

common/src/main/java/com/alibaba/nacos/common/utils/NamespaceUtil.java

@@ -14,9 +14,7 @@
  * limitations under the License.
  */
 
-package com.alibaba.nacos.config.server.utils;
-
-import org.apache.commons.lang3.StringUtils;
+package com.alibaba.nacos.common.utils;
 
 /**
  * namespace(tenant) util.

common/src/test/java/com/alibaba/nacos/common/utils/NamespaceUtilTest.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.alibaba.nacos.config.server.utils;
+package com.alibaba.nacos.common.utils;
 
 import org.junit.Assert;
 import org.junit.Test;

config/src/main/java/com/alibaba/nacos/config/server/auth/ConfigResourceParser.java

@@ -20,6 +20,7 @@ import com.alibaba.nacos.api.remote.request.Request;
 import com.alibaba.nacos.auth.model.Resource;
 import com.alibaba.nacos.auth.parser.ResourceParser;
 import com.alibaba.nacos.common.utils.ReflectUtils;
+import com.alibaba.nacos.common.utils.NamespaceUtil;
 import org.apache.commons.lang3.StringUtils;
 
 import javax.servlet.http.HttpServletRequest;
@@ -42,7 +43,7 @@ public class ConfigResourceParser implements ResourceParser {
         String dataId = null;
         if (requestObj instanceof HttpServletRequest) {
             HttpServletRequest req = (HttpServletRequest) requestObj;
-            namespaceId = req.getParameter("tenant");
+            namespaceId = NamespaceUtil.processNamespaceParameter(req.getParameter("tenant"));
             groupName = req.getParameter("group");
             dataId = req.getParameter("dataId");
         } else if (requestObj instanceof Request) {

config/src/main/java/com/alibaba/nacos/config/server/configuration/ConditionDistributedEmbedStorage.java

@@ -17,7 +17,7 @@
 package com.alibaba.nacos.config.server.configuration;
 
 import com.alibaba.nacos.config.server.utils.PropertyUtil;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.springframework.context.annotation.Condition;
 import org.springframework.context.annotation.ConditionContext;
 import org.springframework.core.type.AnnotatedTypeMetadata;
@@ -31,6 +31,6 @@ public class ConditionDistributedEmbedStorage implements Condition {
     
     @Override
     public boolean matches(ConditionContext context, AnnotatedTypeMetadata metadata) {
-        return PropertyUtil.isEmbeddedStorage() && !ApplicationUtils.getStandaloneMode();
+        return PropertyUtil.isEmbeddedStorage() && !EnvUtil.getStandaloneMode();
     }
-}
+}

config/src/main/java/com/alibaba/nacos/config/server/configuration/ConditionStandaloneEmbedStorage.java

@@ -17,7 +17,7 @@
 package com.alibaba.nacos.config.server.configuration;
 
 import com.alibaba.nacos.config.server.utils.PropertyUtil;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.springframework.context.annotation.Condition;
 import org.springframework.context.annotation.ConditionContext;
 import org.springframework.core.type.AnnotatedTypeMetadata;
@@ -32,6 +32,6 @@ public class ConditionStandaloneEmbedStorage implements Condition {
     
     @Override
     public boolean matches(ConditionContext context, AnnotatedTypeMetadata metadata) {
-        return PropertyUtil.isEmbeddedStorage() && ApplicationUtils.getStandaloneMode();
+        return PropertyUtil.isEmbeddedStorage() && EnvUtil.getStandaloneMode();
     }
 }

config/src/main/java/com/alibaba/nacos/config/server/controller/ConfigController.java

@@ -22,6 +22,8 @@ import com.alibaba.nacos.auth.annotation.Secured;
 import com.alibaba.nacos.auth.common.ActionTypes;
 import com.alibaba.nacos.common.model.RestResult;
 import com.alibaba.nacos.common.utils.MapUtil;
+import com.alibaba.nacos.common.model.RestResultUtils;
+import com.alibaba.nacos.common.utils.MapUtils;
 import com.alibaba.nacos.config.server.auth.ConfigResourceParser;
 import com.alibaba.nacos.config.server.constant.Constants;
 import com.alibaba.nacos.config.server.controller.parameters.SameNamespaceCloneConfigBean;
@@ -34,7 +36,6 @@ import com.alibaba.nacos.config.server.model.Page;
 import com.alibaba.nacos.config.server.model.SameConfigPolicy;
 import com.alibaba.nacos.config.server.model.SampleResult;
 import com.alibaba.nacos.config.server.model.event.ConfigDataChangeEvent;
-import com.alibaba.nacos.config.server.result.ResultBuilder;
 import com.alibaba.nacos.config.server.result.code.ResultCodeEnum;
 import com.alibaba.nacos.config.server.service.AggrWhitelist;
 import com.alibaba.nacos.config.server.service.ConfigChangePublisher;
@@ -45,6 +46,7 @@ import com.alibaba.nacos.config.server.utils.MD5Util;
 import com.alibaba.nacos.config.server.utils.NamespaceUtil;
 import com.alibaba.nacos.config.server.utils.ParamUtils;
 import com.alibaba.nacos.config.server.utils.RequestUtil;
+import com.alibaba.nacos.common.utils.NamespaceUtil;
 import com.alibaba.nacos.config.server.utils.TimeUtils;
 import com.alibaba.nacos.config.server.utils.ZipUtils;
 import com.alibaba.nacos.sys.utils.InetUtils;
@@ -284,7 +286,7 @@ public class ConfigController {
                                 null, time.getTime(), clientIp, ConfigTraceService.PERSISTENCE_EVENT_REMOVE, null);
             }
         }
-        return ResultBuilder.buildSuccessResult(true);
+        return RestResultUtils.success(true);
     }
     
     @GetMapping("/catalog")
@@ -529,13 +531,13 @@ public class ConfigController {
         Map<String, Object> failedData = new HashMap<>(4);
         
         if (Objects.isNull(file)) {
-            return ResultBuilder.buildResult(ResultCodeEnum.DATA_EMPTY, failedData);
+            return RestResultUtils.buildResult(ResultCodeEnum.DATA_EMPTY, failedData);
         }
         
         namespace = NamespaceUtil.processNamespaceParameter(namespace);
         if (StringUtils.isNotBlank(namespace) && persistService.tenantInfoCountByTenantId(namespace) <= 0) {
             failedData.put("succCount", 0);
-            return ResultBuilder.buildResult(ResultCodeEnum.NAMESPACE_NOT_EXIST, failedData);
+            return RestResultUtils.buildResult(ResultCodeEnum.NAMESPACE_NOT_EXIST, failedData);
         }
         
         List<ConfigAllInfo> configInfoList = null;
@@ -550,7 +552,7 @@ public class ConfigController {
                     String[] metaDataItemArr = metaDataItem.split("=");
                     if (metaDataItemArr.length != 2) {
                         failedData.put("succCount", 0);
-                        return ResultBuilder.buildResult(ResultCodeEnum.METADATA_ILLEGAL, failedData);
+                        return RestResultUtils.buildResult(ResultCodeEnum.METADATA_ILLEGAL, failedData);
                     }
                     metaDataMap.put(metaDataItemArr[0], metaDataItemArr[1]);
                 }
@@ -562,7 +564,7 @@ public class ConfigController {
                     String[] groupAdnDataId = item.getItemName().split("/");
                     if (!item.getItemName().contains("/") || groupAdnDataId.length != 2) {
                         failedData.put("succCount", 0);
-                        return ResultBuilder.buildResult(ResultCodeEnum.DATA_VALIDATION_FAILED, failedData);
+                        return RestResultUtils.buildResult(ResultCodeEnum.DATA_VALIDATION_FAILED, failedData);
                     }
                     String group = groupAdnDataId[0];
                     String dataId = groupAdnDataId[1];
@@ -586,11 +588,11 @@ public class ConfigController {
         } catch (IOException e) {
             failedData.put("succCount", 0);
             LOGGER.error("parsing data failed", e);
-            return ResultBuilder.buildResult(ResultCodeEnum.PARSING_DATA_FAILED, failedData);
+            return RestResultUtils.buildResult(ResultCodeEnum.PARSING_DATA_FAILED, failedData);
         }
         if (configInfoList == null || configInfoList.isEmpty()) {
             failedData.put("succCount", 0);
-            return ResultBuilder.buildResult(ResultCodeEnum.DATA_EMPTY, failedData);
+            return RestResultUtils.buildResult(ResultCodeEnum.DATA_EMPTY, failedData);
         }
         final String srcIp = RequestUtil.getRemoteIp(request);
         String requestIpApp = RequestUtil.getAppName(request);
@@ -606,7 +608,7 @@ public class ConfigController {
                             requestIpApp, time.getTime(), InetUtils.getSelfIP(),
                             ConfigTraceService.PERSISTENCE_EVENT_PUB, configInfo.getContent());
         }
-        return ResultBuilder.buildSuccessResult("导入成功", saveResult);
+        return RestResultUtils.success("导入成功", saveResult);
     }
     
     /**
@@ -630,14 +632,14 @@ public class ConfigController {
         Map<String, Object> failedData = new HashMap<>(4);
         if (CollectionUtils.isEmpty(configBeansList)) {
             failedData.put("succCount", 0);
-            return ResultBuilder.buildResult(ResultCodeEnum.NO_SELECTED_CONFIG, failedData);
+            return RestResultUtils.buildResult(ResultCodeEnum.NO_SELECTED_CONFIG, failedData);
         }
         configBeansList.removeAll(Collections.singleton(null));
     
         namespace = NamespaceUtil.processNamespaceParameter(namespace);
         if (StringUtils.isNotBlank(namespace) && persistService.tenantInfoCountByTenantId(namespace) <= 0) {
             failedData.put("succCount", 0);
-            return ResultBuilder.buildResult(ResultCodeEnum.NAMESPACE_NOT_EXIST, failedData);
+            return RestResultUtils.buildResult(ResultCodeEnum.NAMESPACE_NOT_EXIST, failedData);
         }
         
         List<Long> idList = new ArrayList<>(configBeansList.size());
@@ -651,7 +653,7 @@ public class ConfigController {
         
         if (queryedDataList == null || queryedDataList.isEmpty()) {
             failedData.put("succCount", 0);
-            return ResultBuilder.buildResult(ResultCodeEnum.DATA_EMPTY, failedData);
+            return RestResultUtils.buildResult(ResultCodeEnum.DATA_EMPTY, failedData);
         }
         
         List<ConfigAllInfo> configInfoList4Clone = new ArrayList<>(queryedDataList.size());
@@ -675,7 +677,7 @@ public class ConfigController {
         
         if (configInfoList4Clone.isEmpty()) {
             failedData.put("succCount", 0);
-            return ResultBuilder.buildResult(ResultCodeEnum.DATA_EMPTY, failedData);
+            return RestResultUtils.buildResult(ResultCodeEnum.DATA_EMPTY, failedData);
         }
         final String srcIp = RequestUtil.getRemoteIp(request);
         String requestIpApp = RequestUtil.getAppName(request);
@@ -691,7 +693,7 @@ public class ConfigController {
                             requestIpApp, time.getTime(), InetUtils.getSelfIP(),
                             ConfigTraceService.PERSISTENCE_EVENT_PUB, configInfo.getContent());
         }
-        return ResultBuilder.buildSuccessResult("Clone Completed Successfully", saveResult);
+        return RestResultUtils.success("Clone Completed Successfully", saveResult);
     }
     
 }

config/src/main/java/com/alibaba/nacos/config/server/result/ResultBuilder.java

@@ -1,83 +0,0 @@
-/*
- * Copyright 1999-2018 Alibaba Group Holding Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.alibaba.nacos.config.server.result;
-
-import com.alibaba.nacos.common.model.RestResult;
-import com.alibaba.nacos.config.server.result.code.ResultCodeEnum;
-import com.alibaba.nacos.config.server.result.core.IResultCode;
-import org.springframework.util.Assert;
-
-/**
- * ResultBuilder.
- *
- * @author klw
- * @ClassName: ResultBuilder
- * @Description: util for generating {@link RestResult}
- * @date 2019/6/28 14:47
- */
-@Deprecated
-public class ResultBuilder {
-    
-    /**
-     * BuildResult.
-     *
-     * @param resultCode resultCode.
-     * @param resultData resultData.
-     * @param <T> T.
-     * @return RestResult.
-     */
-    public static <T extends Object> RestResult<T> buildResult(IResultCode resultCode, T resultData) {
-        Assert.notNull(resultCode, "the resultCode can not be null");
-        RestResult<T> rr = new RestResult<>(resultCode.getCode(), resultCode.getCodeMsg(), resultData);
-        return rr;
-    }
-    
-    public static <T extends Object> RestResult<T> buildSuccessResult(T resultData) {
-        return buildResult(ResultCodeEnum.SUCCESS, resultData);
-    }
-    
-    /**
-     * BuildSuccessResult.
-     *
-     * @param successMsg successMsg string value.
-     * @param resultData resultData.
-     * @param <T> T.
-     * @return RestResult.
-     */
-    public static <T extends Object> RestResult<T> buildSuccessResult(String successMsg, T resultData) {
-        RestResult<T> rr = buildResult(ResultCodeEnum.SUCCESS, resultData);
-        rr.setMessage(successMsg);
-        return rr;
-    }
-    
-    public static <T extends Object> RestResult<T> buildSuccessResult() {
-        return buildResult(ResultCodeEnum.SUCCESS, null);
-    }
-    
-    /**
-     * BuildSuccessResult.
-     *
-     * @param successMsg successMsg string value.
-     * @param <T> T.
-     * @return RestResult.
-     */
-    public static <T extends Object> RestResult<T> buildSuccessResult(String successMsg) {
-        RestResult<T> rr = buildResult(ResultCodeEnum.SUCCESS, null);
-        rr.setMessage(successMsg);
-        return rr;
-    }
-}

config/src/main/java/com/alibaba/nacos/config/server/result/code/ResultCodeEnum.java

@@ -16,7 +16,7 @@
 
 package com.alibaba.nacos.config.server.result.code;
 
-import com.alibaba.nacos.config.server.result.core.IResultCode;
+import com.alibaba.nacos.common.model.core.IResultCode;
 
 /**
  * ResultCodeEnum.

config/src/main/java/com/alibaba/nacos/config/server/service/ConfigChangePublisher.java

@@ -19,7 +19,7 @@ package com.alibaba.nacos.config.server.service;
 import com.alibaba.nacos.common.notify.NotifyCenter;
 import com.alibaba.nacos.config.server.model.event.ConfigDataChangeEvent;
 import com.alibaba.nacos.config.server.utils.PropertyUtil;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 
 /**
  * ConfigChangePublisher.
@@ -34,7 +34,7 @@ public class ConfigChangePublisher {
      * @param event ConfigDataChangeEvent instance.
      */
     public static void notifyConfigChange(ConfigDataChangeEvent event) {
-        if (PropertyUtil.isEmbeddedStorage() && !ApplicationUtils.getStandaloneMode()) {
+        if (PropertyUtil.isEmbeddedStorage() && !EnvUtil.getStandaloneMode()) {
             return;
         }
         NotifyCenter.publishEvent(event);

config/src/main/java/com/alibaba/nacos/config/server/service/ConfigSubService.java

@@ -25,7 +25,7 @@ import com.alibaba.nacos.config.server.utils.ConfigExecutor;
 import com.alibaba.nacos.config.server.utils.LogUtil;
 import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
@@ -74,7 +74,7 @@ public class ConfigSubService {
      * @return all path.
      */
     private String getUrl(String ip, String relativePath) {
-        return "http://" + ip + ApplicationUtils.getContextPath() + relativePath;
+        return "http://" + ip + EnvUtil.getContextPath() + relativePath;
     }
     
     private List<SampleResult> runCollectionJob(String url, Map<String, String> params,

config/src/main/java/com/alibaba/nacos/config/server/service/datasource/ExternalDataSourceServiceImpl.java

@@ -22,7 +22,7 @@ import com.alibaba.nacos.common.utils.StringUtils;
 import com.alibaba.nacos.config.server.monitor.MetricsMonitor;
 import com.alibaba.nacos.config.server.utils.ConfigExecutor;
 import com.alibaba.nacos.config.server.utils.PropertyUtil;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.zaxxer.hikari.HikariDataSource;
 import org.springframework.dao.DataAccessException;
 import org.springframework.jdbc.CannotGetJdbcConnectionException;
@@ -116,7 +116,7 @@ public class ExternalDataSourceServiceImpl implements DataSourceService {
     public synchronized void reload() throws IOException {
         try {
             dataSourceList = new ExternalDataSourceProperties()
-                    .build(ApplicationUtils.getEnvironment(), (dataSource) -> {
+                    .build(EnvUtil.getEnvironment(), (dataSource) -> {
                         JdbcTemplate jdbcTemplate = new JdbcTemplate();
                         jdbcTemplate.setQueryTimeout(queryTimeout);
                         jdbcTemplate.setDataSource(dataSource);

config/src/main/java/com/alibaba/nacos/config/server/service/datasource/LocalDataSourceServiceImpl.java

@@ -21,7 +21,7 @@ import com.alibaba.nacos.api.exception.runtime.NacosRuntimeException;
 import com.alibaba.nacos.config.server.constant.Constants;
 import com.alibaba.nacos.config.server.utils.LogUtil;
 import com.alibaba.nacos.config.server.utils.PropertyUtil;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.DiskUtils;
 import com.zaxxer.hikari.HikariDataSource;
 import org.apache.commons.lang3.StringUtils;
@@ -77,7 +77,7 @@ public class LocalDataSourceServiceImpl implements DataSourceService {
             if (!initialize) {
                 LogUtil.DEFAULT_LOG.info("use local db service for init");
                 final String jdbcUrl =
-                        "jdbc:derby:" + Paths.get(ApplicationUtils.getNacosHome(), derbyBaseDir).toString()
+                        "jdbc:derby:" + Paths.get(EnvUtil.getNacosHome(), derbyBaseDir).toString()
                                 + ";create=true";
                 initialize(jdbcUrl);
                 initialize = true;
@@ -113,7 +113,7 @@ public class LocalDataSourceServiceImpl implements DataSourceService {
     public void cleanAndReopenDerby() throws Exception {
         doDerbyClean();
         final String jdbcUrl =
-                "jdbc:derby:" + Paths.get(ApplicationUtils.getNacosHome(), derbyBaseDir).toString() + ";create=true";
+                "jdbc:derby:" + Paths.get(EnvUtil.getNacosHome(), derbyBaseDir).toString() + ";create=true";
         initialize(jdbcUrl);
     }
     
@@ -140,11 +140,11 @@ public class LocalDataSourceServiceImpl implements DataSourceService {
                 throw e;
             }
         }
-        DiskUtils.deleteDirectory(Paths.get(ApplicationUtils.getNacosHome(), derbyBaseDir).toString());
+        DiskUtils.deleteDirectory(Paths.get(EnvUtil.getNacosHome(), derbyBaseDir).toString());
     }
     
     private synchronized void initialize(String jdbcUrl) {
-        DataSourcePoolProperties poolProperties = DataSourcePoolProperties.build(ApplicationUtils.getEnvironment());
+        DataSourcePoolProperties poolProperties = DataSourcePoolProperties.build(EnvUtil.getEnvironment());
         poolProperties.setDriverClassName(jdbcDriverName);
         poolProperties.setJdbcUrl(jdbcUrl);
         poolProperties.setUsername(userName);
@@ -184,7 +184,7 @@ public class LocalDataSourceServiceImpl implements DataSourceService {
     
     @Override
     public String getCurrentDbUrl() {
-        return "jdbc:derby:" + ApplicationUtils.getNacosHome() + File.separator + derbyBaseDir + ";create=true";
+        return "jdbc:derby:" + EnvUtil.getNacosHome() + File.separator + derbyBaseDir + ";create=true";
     }
     
     @Override
@@ -208,8 +208,8 @@ public class LocalDataSourceServiceImpl implements DataSourceService {
         InputStream sqlFileIn = null;
         try {
             File file = new File(
-                    ApplicationUtils.getNacosHome() + File.separator + "conf" + File.separator + "schema.sql");
-            if (StringUtils.isBlank(ApplicationUtils.getNacosHome()) || !file.exists()) {
+                    EnvUtil.getNacosHome() + File.separator + "conf" + File.separator + "schema.sql");
+            if (StringUtils.isBlank(EnvUtil.getNacosHome()) || !file.exists()) {
                 ClassLoader classLoader = getClass().getClassLoader();
                 URL url = classLoader.getResource(sqlFile);
                 sqlFileIn = url.openStream();

config/src/main/java/com/alibaba/nacos/config/server/service/dump/DumpService.java

@@ -49,7 +49,7 @@ import com.alibaba.nacos.config.server.utils.GroupKey2;
 import com.alibaba.nacos.config.server.utils.LogUtil;
 import com.alibaba.nacos.config.server.utils.TimeUtils;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.InetUtils;
 import com.alibaba.nacos.core.utils.TimerContext;
 import org.slf4j.Logger;
@@ -203,7 +203,7 @@ public abstract class DumpService {
                         "Nacos Server did not start because dumpservice bean construction failure :\n" + e.getMessage(),
                         e);
             }
-            if (!ApplicationUtils.getStandaloneMode()) {
+            if (!EnvUtil.getStandaloneMode()) {
                 Runnable heartbeat = () -> {
                     String heartBeatTime = TimeUtils.getCurrentTime().toString();
                     // write disk
@@ -305,7 +305,7 @@ public abstract class DumpService {
     private Boolean isQuickStart() {
         try {
             String val = null;
-            val = ApplicationUtils.getProperty("isQuickStart");
+            val = EnvUtil.getProperty("isQuickStart");
             if (val != null && TRUE_STR.equals(val)) {
                 isQuickStart = true;
             }
@@ -317,7 +317,7 @@ public abstract class DumpService {
     }
     
     private int getRetentionDays() {
-        String val = ApplicationUtils.getProperty("nacos.config.retention.days");
+        String val = EnvUtil.getProperty("nacos.config.retention.days");
         if (null == val) {
             return retentionDays;
         }

config/src/main/java/com/alibaba/nacos/config/server/service/dump/EmbeddedDumpService.java

@@ -28,7 +28,7 @@ import com.alibaba.nacos.consistency.cp.CPProtocol;
 import com.alibaba.nacos.consistency.cp.MetadataKey;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
 import com.alibaba.nacos.core.distributed.ProtocolManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.core.utils.GlobalExecutor;
 import org.springframework.context.annotation.Conditional;
 import org.springframework.stereotype.Component;
@@ -76,7 +76,7 @@ public class EmbeddedDumpService extends DumpService {
     @PostConstruct
     @Override
     protected void init() throws Throwable {
-        if (ApplicationUtils.getStandaloneMode()) {
+        if (EnvUtil.getStandaloneMode()) {
             dumpOperate(processor, dumpAllProcessor, dumpAllBetaProcessor, dumpAllTagProcessor);
             return;
         }
@@ -155,7 +155,7 @@ public class EmbeddedDumpService extends DumpService {
     
     @Override
     protected boolean canExecute() {
-        if (ApplicationUtils.getStandaloneMode()) {
+        if (EnvUtil.getStandaloneMode()) {
             return true;
         }
         // if is derby + raft mode, only leader can execute

config/src/main/java/com/alibaba/nacos/config/server/service/merge/MergeDatumService.java

@@ -27,6 +27,7 @@ import com.alibaba.nacos.config.server.utils.ContentUtils;
 import com.alibaba.nacos.config.server.utils.PropertyUtil;
 import com.alibaba.nacos.config.server.utils.TimeUtils;
 import com.alibaba.nacos.core.distributed.ProtocolManager;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.ApplicationUtils;
 import com.alibaba.nacos.sys.utils.InetUtils;
 import org.slf4j.Logger;
@@ -114,7 +115,7 @@ public class MergeDatumService {
         if (!PropertyUtil.isEmbeddedStorage()) {
             return true;
         }
-        if (ApplicationUtils.getStandaloneMode()) {
+        if (EnvUtil.getStandaloneMode()) {
             return true;
         }
         ProtocolManager protocolManager = ApplicationUtils.getBean(ProtocolManager.class);

config/src/main/java/com/alibaba/nacos/config/server/service/notify/AsyncNotifyService.java

@@ -39,7 +39,7 @@ import com.alibaba.nacos.config.server.utils.LogUtil;
 import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.cluster.MemberUtils;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.InetUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
@@ -434,10 +434,10 @@ public class AsyncNotifyService {
                 LOGGER.error("URLEncoder encode error", e);
             }
             if (StringUtils.isBlank(tenant)) {
-                this.url = MessageFormat.format(URL_PATTERN, target, ApplicationUtils.getContextPath(), dataId, group);
+                this.url = MessageFormat.format(URL_PATTERN, target, EnvUtil.getContextPath(), dataId, group);
             } else {
                 this.url = MessageFormat
-                        .format(URL_PATTERN_TENANT, target, ApplicationUtils.getContextPath(), dataId, group, tenant);
+                        .format(URL_PATTERN_TENANT, target, EnvUtil.getContextPath(), dataId, group, tenant);
             }
             if (StringUtils.isNotEmpty(tag)) {
                 url = url + "&tag=" + tag;

config/src/main/java/com/alibaba/nacos/config/server/service/notify/NotifyTaskProcessor.java

@@ -24,7 +24,7 @@ import com.alibaba.nacos.config.server.monitor.MetricsMonitor;
 import com.alibaba.nacos.config.server.service.trace.ConfigTraceService;
 import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.InetUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -75,7 +75,7 @@ public class NotifyTaskProcessor implements NacosTaskProcessor {
                     .asList(NotifyService.NOTIFY_HEADER_LAST_MODIFIED, String.valueOf(lastModified),
                             NotifyService.NOTIFY_HEADER_OP_HANDLE_IP, InetUtils.getSelfIP());
             String urlString = MessageFormat
-                    .format(URL_PATTERN, serverIp, ApplicationUtils.getContextPath(), dataId, group);
+                    .format(URL_PATTERN, serverIp, EnvUtil.getContextPath(), dataId, group);
             
             RestResult<String> result = NotifyService.invokeURL(urlString, headers, Constants.ENCODE);
             if (result.ok()) {

config/src/main/java/com/alibaba/nacos/config/server/service/repository/RowMapperManager.java

@@ -35,8 +35,10 @@ import com.alibaba.nacos.config.server.model.TenantInfo;
 import com.alibaba.nacos.config.server.model.User;
 
 import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
 import java.sql.SQLException;
 import java.util.HashMap;
+import java.util.LinkedHashMap;
 import java.util.Map;
 
 import org.springframework.jdbc.core.RowMapper;
@@ -84,6 +86,8 @@ public final class RowMapperManager {
     
     public static final PermissionRowMapper PERMISSION_ROW_MAPPER = new PermissionRowMapper();
     
+    public static final MapRowMapper MAP_ROW_MAPPER = new MapRowMapper();
+    
     public static Map<String, RowMapper> mapperMap = new HashMap<>(16);
     
     static {
@@ -161,12 +165,30 @@ public final class RowMapperManager {
         // PERMISSION_ROW_MAPPER
         
         mapperMap.put(PERMISSION_ROW_MAPPER.getClass().getCanonicalName(), PERMISSION_ROW_MAPPER);
+        
+        // MAP_ROW_MAPPER
+        
+        mapperMap.put(MAP_ROW_MAPPER.getClass().getCanonicalName(), MAP_ROW_MAPPER);
     }
     
     public static <D> RowMapper<D> getRowMapper(String classFullName) {
         return (RowMapper<D>) mapperMap.get(classFullName);
     }
     
+    public static final class MapRowMapper implements RowMapper<Map<String, Object>> {
+    
+        @Override
+        public Map<String, Object> mapRow(ResultSet resultSet, int rowNum) throws SQLException {
+            ResultSetMetaData metaData = resultSet.getMetaData();
+            int columnCount = metaData.getColumnCount();
+            Map<String, Object> map = new LinkedHashMap<>(columnCount);
+            for (int i = 1; i <= columnCount; i++) {
+                map.put(metaData.getColumnLabel(i), resultSet.getObject(i));
+            }
+            return map;
+        }
+    }
+    
     public static final class ConfigInfoWrapperRowMapper implements RowMapper<ConfigInfoWrapper> {
         
         @Override

config/src/main/java/com/alibaba/nacos/config/server/service/repository/embedded/DerbySnapshotOperation.java

@@ -27,8 +27,8 @@ import com.alibaba.nacos.consistency.snapshot.Reader;
 import com.alibaba.nacos.consistency.snapshot.SnapshotOperation;
 import com.alibaba.nacos.consistency.snapshot.Writer;
 import com.alibaba.nacos.core.distributed.raft.utils.RaftExecutor;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.DiskUtils;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
 import com.alibaba.nacos.core.utils.TimerContext;
 import com.alipay.sofa.jraft.util.CRC64;
 
@@ -61,7 +61,7 @@ public class DerbySnapshotOperation implements SnapshotOperation {
     
     private final String snapshotArchive = "derby_data.zip";
     
-    private final String derbyBaseDir = Paths.get(ApplicationUtils.getNacosHome(), "data", "derby-data").toString();
+    private final String derbyBaseDir = Paths.get(EnvUtil.getNacosHome(), "data", "derby-data").toString();
     
     private final String restoreDB = "jdbc:derby:" + derbyBaseDir;
     

config/src/main/java/com/alibaba/nacos/config/server/service/repository/embedded/EmbeddedStoragePersistServiceImpl.java

@@ -72,6 +72,7 @@ import java.util.Map.Entry;
 import java.util.Objects;
 import java.util.Optional;
 import java.util.function.BiConsumer;
+import java.util.stream.Collectors;
 
 import static com.alibaba.nacos.config.server.service.repository.RowMapperManager.CONFIG_ADVANCE_INFO_ROW_MAPPER;
 import static com.alibaba.nacos.config.server.service.repository.RowMapperManager.CONFIG_ALL_INFO_ROW_MAPPER;
@@ -88,6 +89,7 @@ import static com.alibaba.nacos.config.server.service.repository.RowMapperManage
 import static com.alibaba.nacos.config.server.service.repository.RowMapperManager.HISTORY_DETAIL_ROW_MAPPER;
 import static com.alibaba.nacos.config.server.service.repository.RowMapperManager.HISTORY_LIST_ROW_MAPPER;
 import static com.alibaba.nacos.config.server.service.repository.RowMapperManager.TENANT_INFO_ROW_MAPPER;
+import static com.alibaba.nacos.config.server.service.repository.RowMapperManager.MAP_ROW_MAPPER;
 import static com.alibaba.nacos.config.server.utils.LogUtil.DEFAULT_LOG;
 
 /**
@@ -1116,16 +1118,30 @@ public class EmbeddedStoragePersistServiceImpl implements PersistService {
     
     @Override
     public List<String> getTenantIdList(int page, int pageSize) {
-        String sql = "SELECT tenant_id FROM config_info WHERE tenant_id != '' GROUP BY tenant_id LIMIT ?, ?";
+        PaginationHelper<Map<String, Object>> helper = createPaginationHelper();
+        
+        String sql = "SELECT tenant_id FROM config_info WHERE tenant_id != '' GROUP BY tenant_id LIMIT ?,?";
         int from = (page - 1) * pageSize;
-        return databaseOperate.queryMany(sql, new Object[] {from, pageSize}, String.class);
+        
+        Page<Map<String, Object>> pageList = helper
+                .fetchPageLimit(sql, new Object[] {from, pageSize}, page, pageSize, MAP_ROW_MAPPER);
+        return pageList.getPageItems().stream()
+                .map(map -> String.valueOf(map.get("TENANT_ID")))
+                .collect(Collectors.toList());
     }
     
     @Override
     public List<String> getGroupIdList(int page, int pageSize) {
-        String sql = "SELECT group_id FROM config_info WHERE tenant_id ='' GROUP BY group_id LIMIT ?, ?";
+        PaginationHelper<Map<String, Object>> helper = createPaginationHelper();
+        
+        String sql = "SELECT group_id FROM config_info WHERE tenant_id ='' GROUP BY group_id LIMIT ?,?";
         int from = (page - 1) * pageSize;
-        return databaseOperate.queryMany(sql, new Object[] {from, pageSize}, String.class);
+        
+        Page<Map<String, Object>> pageList = helper
+                .fetchPageLimit(sql, new Object[] {from, pageSize}, page, pageSize, MAP_ROW_MAPPER);
+        return pageList.getPageItems().stream()
+                .map(map -> String.valueOf(map.get("GROUP_ID")))
+                .collect(Collectors.toList());
     }
     
     @Override

config/src/main/java/com/alibaba/nacos/config/server/service/repository/extrnal/ExternalStoragePaginationHelperImpl.java

@@ -20,7 +20,7 @@ import com.alibaba.nacos.config.server.model.Page;
 import com.alibaba.nacos.config.server.service.repository.PaginationHelper;
 import com.alibaba.nacos.config.server.service.sql.EmbeddedStorageContextUtils;
 import com.alibaba.nacos.config.server.utils.PropertyUtil;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.jdbc.core.RowMapper;
 
@@ -214,7 +214,7 @@ class ExternalStoragePaginationHelperImpl<E> implements PaginationHelper {
     }
     
     private boolean isDerby() {
-        return (ApplicationUtils.getStandaloneMode() && !PropertyUtil.isUseExternalDB()) || PropertyUtil
+        return (EnvUtil.getStandaloneMode() && !PropertyUtil.isUseExternalDB()) || PropertyUtil
                 .isEmbeddedStorage();
     }
     

config/src/main/java/com/alibaba/nacos/config/server/service/sql/EmbeddedStorageContextUtils.java

@@ -21,7 +21,7 @@ import com.alibaba.nacos.common.utils.StringUtils;
 import com.alibaba.nacos.config.server.constant.Constants;
 import com.alibaba.nacos.config.server.model.ConfigInfo;
 import com.alibaba.nacos.config.server.model.event.ConfigDumpEvent;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 
 import java.sql.Timestamp;
 import java.util.ArrayList;
@@ -88,7 +88,7 @@ public class EmbeddedStorageContextUtils {
      * @param time       Operating time
      */
     public static void onModifyConfigInfo(ConfigInfo configInfo, String srcIp, Timestamp time) {
-        if (!ApplicationUtils.getStandaloneMode()) {
+        if (!EnvUtil.getStandaloneMode()) {
             ConfigDumpEvent event = ConfigDumpEvent.builder().remove(false).namespaceId(configInfo.getTenant())
                     .dataId(configInfo.getDataId()).group(configInfo.getGroup()).isBeta(false)
                     .content(configInfo.getContent()).type(configInfo.getType()).handleIp(srcIp)
@@ -110,7 +110,7 @@ public class EmbeddedStorageContextUtils {
      * @param time       Operating time
      */
     public static void onModifyConfigBetaInfo(ConfigInfo configInfo, String betaIps, String srcIp, Timestamp time) {
-        if (!ApplicationUtils.getStandaloneMode()) {
+        if (!EnvUtil.getStandaloneMode()) {
             ConfigDumpEvent event = ConfigDumpEvent.builder().remove(false).namespaceId(configInfo.getTenant())
                     .dataId(configInfo.getDataId()).group(configInfo.getGroup()).isBeta(true).betaIps(betaIps)
                     .content(configInfo.getContent()).type(configInfo.getType()).handleIp(srcIp)
@@ -132,7 +132,7 @@ public class EmbeddedStorageContextUtils {
      * @param time       Operating time
      */
     public static void onModifyConfigTagInfo(ConfigInfo configInfo, String tag, String srcIp, Timestamp time) {
-        if (!ApplicationUtils.getStandaloneMode()) {
+        if (!EnvUtil.getStandaloneMode()) {
             ConfigDumpEvent event = ConfigDumpEvent.builder().remove(false).namespaceId(configInfo.getTenant())
                     .dataId(configInfo.getDataId()).group(configInfo.getGroup()).isBeta(false).tag(tag)
                     .content(configInfo.getContent()).type(configInfo.getType()).handleIp(srcIp)
@@ -156,7 +156,7 @@ public class EmbeddedStorageContextUtils {
      */
     public static void onDeleteConfigInfo(String namespaceId, String group, String dataId, String srcIp,
             Timestamp time) {
-        if (!ApplicationUtils.getStandaloneMode()) {
+        if (!EnvUtil.getStandaloneMode()) {
             ConfigDumpEvent event = ConfigDumpEvent.builder().remove(true).namespaceId(namespaceId).group(group)
                     .dataId(dataId).isBeta(false).handleIp(srcIp).lastModifiedTs(time.getTime()).build();
             
@@ -173,7 +173,7 @@ public class EmbeddedStorageContextUtils {
      * @param configInfos {@link ConfigInfo} list
      */
     public static void onBatchDeleteConfigInfo(List<ConfigInfo> configInfos) {
-        if (!ApplicationUtils.getStandaloneMode()) {
+        if (!EnvUtil.getStandaloneMode()) {
             List<ConfigDumpEvent> events = new ArrayList<>();
             for (ConfigInfo configInfo : configInfos) {
                 String namespaceId =
@@ -200,7 +200,7 @@ public class EmbeddedStorageContextUtils {
      * @param time        Operating time
      */
     public static void onDeleteConfigBetaInfo(String namespaceId, String group, String dataId, long time) {
-        if (!ApplicationUtils.getStandaloneMode()) {
+        if (!EnvUtil.getStandaloneMode()) {
             ConfigDumpEvent event = ConfigDumpEvent.builder().remove(true).namespaceId(namespaceId).dataId(dataId)
                     .group(group).isBeta(true).build();
             
@@ -222,7 +222,7 @@ public class EmbeddedStorageContextUtils {
      */
     public static void onDeleteConfigTagInfo(String namespaceId, String group, String dataId, String tag,
             String srcIp) {
-        if (!ApplicationUtils.getStandaloneMode()) {
+        if (!EnvUtil.getStandaloneMode()) {
             ConfigDumpEvent event = ConfigDumpEvent.builder().remove(true).namespaceId(namespaceId).group(group)
                     .dataId(dataId).isBeta(true).tag(tag).handleIp(srcIp).build();
             

config/src/main/java/com/alibaba/nacos/config/server/utils/DiskUtil.java

@@ -19,7 +19,7 @@ package com.alibaba.nacos.config.server.utils;
 import com.alibaba.nacos.common.utils.IoUtils;
 import com.alibaba.nacos.common.utils.MD5Utils;
 import com.alibaba.nacos.config.server.constant.Constants;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.lang3.StringUtils;
 
@@ -107,9 +107,9 @@ public class DiskUtil {
     public static File targetFile(String dataId, String group, String tenant) {
         File file = null;
         if (StringUtils.isBlank(tenant)) {
-            file = new File(ApplicationUtils.getNacosHome(), BASE_DIR);
+            file = new File(EnvUtil.getNacosHome(), BASE_DIR);
         } else {
-            file = new File(ApplicationUtils.getNacosHome(), TENANT_BASE_DIR);
+            file = new File(EnvUtil.getNacosHome(), TENANT_BASE_DIR);
             file = new File(file, tenant);
         }
         file = new File(file, group);
@@ -123,9 +123,9 @@ public class DiskUtil {
     public static File targetBetaFile(String dataId, String group, String tenant) {
         File file = null;
         if (StringUtils.isBlank(tenant)) {
-            file = new File(ApplicationUtils.getNacosHome(), BETA_DIR);
+            file = new File(EnvUtil.getNacosHome(), BETA_DIR);
         } else {
-            file = new File(ApplicationUtils.getNacosHome(), TENANT_BETA_DIR);
+            file = new File(EnvUtil.getNacosHome(), TENANT_BETA_DIR);
             file = new File(file, tenant);
         }
         file = new File(file, group);
@@ -139,9 +139,9 @@ public class DiskUtil {
     public static File targetTagFile(String dataId, String group, String tenant, String tag) {
         File file = null;
         if (StringUtils.isBlank(tenant)) {
-            file = new File(ApplicationUtils.getNacosHome(), TAG_DIR);
+            file = new File(EnvUtil.getNacosHome(), TAG_DIR);
         } else {
-            file = new File(ApplicationUtils.getNacosHome(), TENANT_TAG_DIR);
+            file = new File(EnvUtil.getNacosHome(), TENANT_TAG_DIR);
             file = new File(file, tenant);
         }
         file = new File(file, group);
@@ -169,7 +169,7 @@ public class DiskUtil {
     }
     
     public static File heartBeatFile() {
-        return new File(ApplicationUtils.getNacosHome(), "status" + File.separator + "heartBeat.txt");
+        return new File(EnvUtil.getNacosHome(), "status" + File.separator + "heartBeat.txt");
     }
     
     public static String relativePath(String dataId, String group) {
@@ -180,13 +180,13 @@ public class DiskUtil {
      * Clear all config file.
      */
     public static void clearAll() {
-        File file = new File(ApplicationUtils.getNacosHome(), BASE_DIR);
+        File file = new File(EnvUtil.getNacosHome(), BASE_DIR);
         if (FileUtils.deleteQuietly(file)) {
             LogUtil.DEFAULT_LOG.info("clear all config-info success.");
         } else {
             LogUtil.DEFAULT_LOG.warn("clear all config-info failed.");
         }
-        File fileTenant = new File(ApplicationUtils.getNacosHome(), TENANT_BASE_DIR);
+        File fileTenant = new File(EnvUtil.getNacosHome(), TENANT_BASE_DIR);
         if (FileUtils.deleteQuietly(fileTenant)) {
             LogUtil.DEFAULT_LOG.info("clear all config-info-tenant success.");
         } else {
@@ -198,13 +198,13 @@ public class DiskUtil {
      * Clear all beta config file.
      */
     public static void clearAllBeta() {
-        File file = new File(ApplicationUtils.getNacosHome(), BETA_DIR);
+        File file = new File(EnvUtil.getNacosHome(), BETA_DIR);
         if (FileUtils.deleteQuietly(file)) {
             LogUtil.DEFAULT_LOG.info("clear all config-info-beta success.");
         } else {
             LogUtil.DEFAULT_LOG.warn("clear all config-info-beta failed.");
         }
-        File fileTenant = new File(ApplicationUtils.getNacosHome(), TENANT_BETA_DIR);
+        File fileTenant = new File(EnvUtil.getNacosHome(), TENANT_BETA_DIR);
         if (FileUtils.deleteQuietly(fileTenant)) {
             LogUtil.DEFAULT_LOG.info("clear all config-info-beta-tenant success.");
         } else {
@@ -216,13 +216,13 @@ public class DiskUtil {
      * Clear all tag config file.
      */
     public static void clearAllTag() {
-        File file = new File(ApplicationUtils.getNacosHome(), TAG_DIR);
+        File file = new File(EnvUtil.getNacosHome(), TAG_DIR);
         if (FileUtils.deleteQuietly(file)) {
             LogUtil.DEFAULT_LOG.info("clear all config-info-tag success.");
         } else {
             LogUtil.DEFAULT_LOG.warn("clear all config-info-tag failed.");
         }
-        File fileTenant = new File(ApplicationUtils.getNacosHome(), TENANT_TAG_DIR);
+        File fileTenant = new File(EnvUtil.getNacosHome(), TENANT_TAG_DIR);
         if (FileUtils.deleteQuietly(fileTenant)) {
             LogUtil.DEFAULT_LOG.info("clear all config-info-tag-tenant success.");
         } else {

config/src/main/java/com/alibaba/nacos/config/server/utils/PropertyUtil.java

@@ -16,7 +16,7 @@
 
 package com.alibaba.nacos.config.server.utils;
 
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.slf4j.Logger;
 import org.springframework.context.ApplicationContextInitializer;
 import org.springframework.context.ConfigurableApplicationContext;
@@ -101,7 +101,7 @@ public class PropertyUtil implements ApplicationContextInitializer<ConfigurableA
     /**
      * Inline storage value = ${nacos.standalone}.
      */
-    private static boolean embeddedStorage = ApplicationUtils.getStandaloneMode();
+    private static boolean embeddedStorage = EnvUtil.getStandaloneMode();
     
     /**
      * Getter method for property <tt>pushContent</tt>.
@@ -242,7 +242,7 @@ public class PropertyUtil implements ApplicationContextInitializer<ConfigurableA
     }
     
     public static boolean isStandaloneMode() {
-        return ApplicationUtils.getStandaloneMode();
+        return EnvUtil.getStandaloneMode();
     }
     
     public static boolean isUseExternalDB() {
@@ -262,7 +262,7 @@ public class PropertyUtil implements ApplicationContextInitializer<ConfigurableA
     // if use raft+derby, Reduce leader read pressure
     
     public static boolean isDirectRead() {
-        return ApplicationUtils.getStandaloneMode() && isEmbeddedStorage();
+        return EnvUtil.getStandaloneMode() && isEmbeddedStorage();
     }
     
     public static void setEmbeddedStorage(boolean embeddedStorage) {
@@ -271,15 +271,15 @@ public class PropertyUtil implements ApplicationContextInitializer<ConfigurableA
     
     private void loadSetting() {
         try {
-            setNotifyConnectTimeout(Integer.parseInt(ApplicationUtils.getProperty("notifyConnectTimeout", "100")));
+            setNotifyConnectTimeout(Integer.parseInt(EnvUtil.getProperty("notifyConnectTimeout", "100")));
             LOGGER.info("notifyConnectTimeout:{}", notifyConnectTimeout);
-            setNotifySocketTimeout(Integer.parseInt(ApplicationUtils.getProperty("notifySocketTimeout", "200")));
+            setNotifySocketTimeout(Integer.parseInt(EnvUtil.getProperty("notifySocketTimeout", "200")));
             LOGGER.info("notifySocketTimeout:{}", notifySocketTimeout);
-            setHealthCheck(Boolean.parseBoolean(ApplicationUtils.getProperty("isHealthCheck", "true")));
+            setHealthCheck(Boolean.parseBoolean(EnvUtil.getProperty("isHealthCheck", "true")));
             LOGGER.info("isHealthCheck:{}", isHealthCheck);
-            setMaxHealthCheckFailCount(Integer.parseInt(ApplicationUtils.getProperty("maxHealthCheckFailCount", "12")));
+            setMaxHealthCheckFailCount(Integer.parseInt(EnvUtil.getProperty("maxHealthCheckFailCount", "12")));
             LOGGER.info("maxHealthCheckFailCount:{}", maxHealthCheckFailCount);
-            setMaxContent(Integer.parseInt(ApplicationUtils.getProperty("maxContent", String.valueOf(maxContent))));
+            setMaxContent(Integer.parseInt(EnvUtil.getProperty("maxContent", String.valueOf(maxContent))));
             LOGGER.info("maxContent:{}", maxContent);
             // 容量管理
             setManageCapacity(getBoolean("isManageCapacity", isManageCapacity));
@@ -339,16 +339,15 @@ public class PropertyUtil implements ApplicationContextInitializer<ConfigurableA
     }
     
     public String getProperty(String key) {
-        return ApplicationUtils.getProperty(key);
+        return EnvUtil.getProperty(key);
     }
     
     public String getProperty(String key, String defaultValue) {
-        return ApplicationUtils.getProperty(key, defaultValue);
+        return EnvUtil.getProperty(key, defaultValue);
     }
     
     @Override
     public void initialize(ConfigurableApplicationContext configurableApplicationContext) {
-        ApplicationUtils.injectEnvironment(configurableApplicationContext.getEnvironment());
         loadSetting();
     }
 }

config/src/test/java/com/alibaba/nacos/config/server/model/ConfigInfoTest.java

@@ -19,7 +19,7 @@ package com.alibaba.nacos.config.server.model;
 import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.consistency.IdGenerator;
 import com.alibaba.nacos.core.distributed.id.SnowFlowerIdGenerator;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.junit.Assert;
 import org.junit.Test;
 import org.springframework.core.env.StandardEnvironment;
@@ -28,7 +28,7 @@ public class ConfigInfoTest {
     
     @Test
     public void testPrecisionIssue() throws Exception {
-        ApplicationUtils.injectEnvironment(new StandardEnvironment());
+        EnvUtil.setEnvironment(new StandardEnvironment());
         IdGenerator generator = new SnowFlowerIdGenerator();
         long expected = generator.nextId();
         ConfigInfo configInfo = new ConfigInfo();

config/src/test/java/com/alibaba/nacos/config/server/service/ConfigChangePublisherTest.java

@@ -21,7 +21,7 @@ import com.alibaba.nacos.common.notify.NotifyCenter;
 import com.alibaba.nacos.common.notify.listener.Subscriber;
 import com.alibaba.nacos.config.server.model.event.ConfigDataChangeEvent;
 import com.alibaba.nacos.config.server.utils.PropertyUtil;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.junit.Assert;
 import org.junit.Test;
 
@@ -49,7 +49,7 @@ public class ConfigChangePublisherTest {
         });
         
         // nacos is standalone mode and use embedded storage
-        ApplicationUtils.setIsStandalone(true);
+        EnvUtil.setIsStandalone(true);
         PropertyUtil.setEmbeddedStorage(true);
         
         ConfigChangePublisher
@@ -59,7 +59,7 @@ public class ConfigChangePublisherTest {
         reference.set(null);
         
         // nacos is standalone mode and use external storage
-        ApplicationUtils.setIsStandalone(true);
+        EnvUtil.setIsStandalone(true);
         PropertyUtil.setEmbeddedStorage(false);
         ConfigChangePublisher
                 .notifyConfigChange(new ConfigDataChangeEvent("chuntaojun", "chuntaojun", System.currentTimeMillis()));
@@ -68,7 +68,7 @@ public class ConfigChangePublisherTest {
         reference.set(null);
         
         // nacos is cluster mode and use embedded storage
-        ApplicationUtils.setIsStandalone(false);
+        EnvUtil.setIsStandalone(false);
         PropertyUtil.setEmbeddedStorage(true);
         ConfigChangePublisher
                 .notifyConfigChange(new ConfigDataChangeEvent("chuntaojun", "chuntaojun", System.currentTimeMillis()));
@@ -77,7 +77,7 @@ public class ConfigChangePublisherTest {
         reference.set(null);
         
         // nacos is cluster mode and use external storage
-        ApplicationUtils.setIsStandalone(false);
+        EnvUtil.setIsStandalone(false);
         PropertyUtil.setEmbeddedStorage(false);
         ConfigChangePublisher
                 .notifyConfigChange(new ConfigDataChangeEvent("chuntaojun", "chuntaojun", System.currentTimeMillis()));

console-ui/src/pages/NameSpace/NameSpace.js

@@ -308,7 +308,7 @@ class NameSpace extends React.Component {
               <div style={{ textAlign: 'right', marginBottom: 10 }}>
                 <Button
                   type="primary"
-                  style={{ marginRight: 0, marginTop: 10 }}
+                  style={{ marginRight: 20, marginTop: 10 }}
                   onClick={this.addNameSpace.bind(this)}
                 >
                   {namespaceAdd}

console/src/main/java/com/alibaba/nacos/console/controller/ServerStateController.java

@@ -17,7 +17,7 @@
 package com.alibaba.nacos.console.controller;
 
 import com.alibaba.nacos.common.utils.VersionUtils;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -43,10 +43,10 @@ public class ServerStateController {
     @GetMapping("/state")
     public ResponseEntity serverState() {
         Map<String, String> serverState = new HashMap<>(3);
-        serverState.put("standalone_mode", ApplicationUtils.getStandaloneMode() ? ApplicationUtils.STANDALONE_MODE_ALONE
-                : ApplicationUtils.STANDALONE_MODE_CLUSTER);
+        serverState.put("standalone_mode",
+                EnvUtil.getStandaloneMode() ? EnvUtil.STANDALONE_MODE_ALONE : EnvUtil.STANDALONE_MODE_CLUSTER);
         
-        serverState.put("function_mode", ApplicationUtils.getFunctionMode());
+        serverState.put("function_mode", EnvUtil.getFunctionMode());
         serverState.put("version", VersionUtils.version);
         
         return ResponseEntity.ok().body(serverState);

console/src/main/java/com/alibaba/nacos/console/utils/PasswordEncoderUtil.java

@@ -25,10 +25,6 @@ import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
  */
 public class PasswordEncoderUtil {
     
-    public static void main(String[] args) {
-        System.out.println(new BCryptPasswordEncoder().encode("nacos"));
-    }
-    
     public static Boolean matches(String raw, String encoded) {
         return new BCryptPasswordEncoder().matches(raw, encoded);
     }

core/src/main/java/com/alibaba/nacos/core/auth/AuthFilter.java

@@ -39,6 +39,8 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.lang.reflect.Method;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 
 /**
  * Unified filter to handle authentication and authorization.
@@ -57,6 +59,8 @@ public class AuthFilter implements Filter {
     @Autowired
     private ControllerMethodsCache methodsCache;
     
+    private Map<Class<? extends ResourceParser>, ResourceParser> parserInstance = new ConcurrentHashMap<>();
+    
     @Override
     public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
             throws IOException, ServletException {
@@ -96,7 +100,7 @@ public class AuthFilter implements Filter {
                 String resource = secured.resource();
                 
                 if (StringUtils.isBlank(resource)) {
-                    ResourceParser parser = secured.parser().newInstance();
+                    ResourceParser parser = getResourceParser(secured.parser());
                     resource = parser.parseName(req);
                 }
                 
@@ -124,4 +128,14 @@ public class AuthFilter implements Filter {
             return;
         }
     }
+    
+    private ResourceParser getResourceParser(Class<? extends ResourceParser> parseClass)
+            throws IllegalAccessException, InstantiationException {
+        ResourceParser parser = parserInstance.get(parseClass);
+        if (parser == null) {
+            parser = parseClass.newInstance();
+            parserInstance.put(parseClass, parser);
+        }
+        return parser;
+    }
 }

core/src/main/java/com/alibaba/nacos/core/cluster/Member.java

@@ -16,7 +16,7 @@
 
 package com.alibaba.nacos.core.cluster;
 
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.apache.commons.lang3.StringUtils;
 
 import java.util.Collections;
@@ -46,11 +46,11 @@ public class Member implements Comparable<Member>, Cloneable {
     public Member() {
         String prefix = "nacos.core.member.meta.";
         extendInfo.put(MemberMetaDataConstants.SITE_KEY,
-                ApplicationUtils.getProperty(prefix + MemberMetaDataConstants.SITE_KEY, "unknow"));
+                EnvUtil.getProperty(prefix + MemberMetaDataConstants.SITE_KEY, "unknow"));
         extendInfo.put(MemberMetaDataConstants.AD_WEIGHT,
-                ApplicationUtils.getProperty(prefix + MemberMetaDataConstants.AD_WEIGHT, "0"));
+                EnvUtil.getProperty(prefix + MemberMetaDataConstants.AD_WEIGHT, "0"));
         extendInfo.put(MemberMetaDataConstants.WEIGHT,
-                ApplicationUtils.getProperty(prefix + MemberMetaDataConstants.WEIGHT, "1"));
+                EnvUtil.getProperty(prefix + MemberMetaDataConstants.WEIGHT, "1"));
     }
     
     public static MemberBuilder builder() {

core/src/main/java/com/alibaba/nacos/core/cluster/MemberUtils.java

@@ -20,7 +20,7 @@ import com.alibaba.nacos.common.remote.ConnectionType;
 import com.alibaba.nacos.common.utils.ExceptionUtil;
 import com.alibaba.nacos.common.utils.IPUtil;
 import com.alibaba.nacos.core.utils.Loggers;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.apache.commons.lang3.StringUtils;
 
 import java.time.LocalDateTime;
@@ -169,7 +169,7 @@ public class MemberUtils {
         manager.getMemberAddressInfos().remove(member.getAddress());
         cloneMember.setState(NodeState.SUSPICIOUS);
         cloneMember.setFailAccessCnt(member.getFailAccessCnt() + 1);
-        int maxFailAccessCnt = ApplicationUtils.getProperty("nacos.core.member.fail-access-cnt", Integer.class, 3);
+        int maxFailAccessCnt = EnvUtil.getProperty("nacos.core.member.fail-access-cnt", Integer.class, 3);
         
         // If the number of consecutive failures to access the target node reaches
         // a maximum, or the link request is rejected, the state is directly down
@@ -192,7 +192,7 @@ public class MemberUtils {
             for (String member : simpleMembers(members)) {
                 builder.append(member).append(StringUtils.LF);
             }
-            ApplicationUtils.writeClusterConf(builder.toString());
+            EnvUtil.writeClusterConf(builder.toString());
         } catch (Throwable ex) {
             Loggers.CLUSTER.error("cluster member node persistence failed : {}", ExceptionUtil.getAllExceptionMsg(ex));
         }

core/src/main/java/com/alibaba/nacos/core/cluster/ServerMemberManager.java

@@ -38,7 +38,7 @@ import com.alibaba.nacos.core.utils.GenericType;
 import com.alibaba.nacos.core.utils.GlobalExecutor;
 import com.alibaba.nacos.core.utils.Loggers;
 import com.alibaba.nacos.sys.env.Constants;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.InetUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.boot.web.context.WebServerInitializedEvent;
@@ -124,7 +124,7 @@ public class ServerMemberManager implements ApplicationListener<WebServerInitial
     
     public ServerMemberManager(ServletContext servletContext) throws Exception {
         this.serverList = new ConcurrentSkipListMap<>();
-        ApplicationUtils.setContextPath(servletContext.getContextPath());
+        EnvUtil.setContextPath(servletContext.getContextPath());
         MemberUtils.setManager(this);
         
         init();
@@ -132,7 +132,7 @@ public class ServerMemberManager implements ApplicationListener<WebServerInitial
     
     protected void init() throws NacosException {
         Loggers.CORE.info("Nacos-related cluster resource initialization");
-        this.port = ApplicationUtils.getProperty("server.port", Integer.class, 8848);
+        this.port = EnvUtil.getProperty("server.port", Integer.class, 8848);
         this.localAddress = InetUtils.getSelfIP() + ":" + port;
         this.self = MemberUtils.singleParse(this.localAddress);
         this.self.setExtendVal(MemberMetaDataConstants.VERSION, VersionUtils.version);
@@ -166,7 +166,7 @@ public class ServerMemberManager implements ApplicationListener<WebServerInitial
     private void registerClusterEvent() {
         // Register node change events
         NotifyCenter.registerToPublisher(MembersChangeEvent.class,
-                ApplicationUtils.getProperty("nacos.member-change-event.queue.size", Integer.class, 128));
+                EnvUtil.getProperty("nacos.member-change-event.queue.size", Integer.class, 128));
         
         // The address information of this node needs to be dynamically modified
         // when registering the IP change of this node
@@ -175,7 +175,7 @@ public class ServerMemberManager implements ApplicationListener<WebServerInitial
             public void onEvent(InetUtils.IPChangeEvent event) {
                 String newAddress = event.getNewIP() + ":" + port;
                 ServerMemberManager.this.localAddress = newAddress;
-                ApplicationUtils.setLocalAddress(localAddress);
+                EnvUtil.setLocalAddress(localAddress);
                 
                 Member self = ServerMemberManager.this.self;
                 self.setIp(event.getNewIP());
@@ -381,11 +381,11 @@ public class ServerMemberManager implements ApplicationListener<WebServerInitial
     @Override
     public void onApplicationEvent(WebServerInitializedEvent event) {
         getSelf().setState(NodeState.UP);
-        if (!ApplicationUtils.getStandaloneMode()) {
+        if (!EnvUtil.getStandaloneMode()) {
             GlobalExecutor.scheduleByCommon(this.infoReportTask, 5_000L);
         }
-        ApplicationUtils.setPort(event.getWebServer().getPort());
-        ApplicationUtils.setLocalAddress(this.localAddress);
+        EnvUtil.setPort(event.getWebServer().getPort());
+        EnvUtil.setLocalAddress(this.localAddress);
         Loggers.CLUSTER.info("This node is ready to provide external services");
     }
     
@@ -453,7 +453,7 @@ public class ServerMemberManager implements ApplicationListener<WebServerInitial
             Loggers.CLUSTER.debug("report the metadata to the node : {}", target.getAddress());
             
             final String url = HttpUtils
-                    .buildUrl(false, target.getAddress(), ApplicationUtils.getContextPath(), Commons.NACOS_CORE_CONTEXT,
+                    .buildUrl(false, target.getAddress(), EnvUtil.getContextPath(), Commons.NACOS_CORE_CONTEXT,
                             "/cluster/report");
             
             try {

core/src/main/java/com/alibaba/nacos/core/cluster/lookup/AddressServerMemberLookup.java

@@ -28,7 +28,7 @@ import com.alibaba.nacos.core.cluster.MemberUtils;
 import com.alibaba.nacos.core.utils.GenericType;
 import com.alibaba.nacos.core.utils.GlobalExecutor;
 import com.alibaba.nacos.core.utils.Loggers;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.apache.commons.lang3.StringUtils;
 
 import java.io.Reader;
@@ -69,7 +69,7 @@ public class AddressServerMemberLookup extends AbstractMemberLookup {
     @Override
     public void start() throws NacosException {
         if (start.compareAndSet(false, true)) {
-            this.maxFailCount = Integer.parseInt(ApplicationUtils.getProperty("maxHealthCheckFailCount", "12"));
+            this.maxFailCount = Integer.parseInt(EnvUtil.getProperty("maxHealthCheckFailCount", "12"));
             initAddressSys();
             run();
         }
@@ -78,19 +78,19 @@ public class AddressServerMemberLookup extends AbstractMemberLookup {
     private void initAddressSys() {
         String envDomainName = System.getenv("address_server_domain");
         if (StringUtils.isBlank(envDomainName)) {
-            domainName = ApplicationUtils.getProperty("address.server.domain", "jmenv.tbsite.net");
+            domainName = EnvUtil.getProperty("address.server.domain", "jmenv.tbsite.net");
         } else {
             domainName = envDomainName;
         }
         String envAddressPort = System.getenv("address_server_port");
         if (StringUtils.isBlank(envAddressPort)) {
-            addressPort = ApplicationUtils.getProperty("address.server.port", "8080");
+            addressPort = EnvUtil.getProperty("address.server.port", "8080");
         } else {
             addressPort = envAddressPort;
         }
         String envAddressUrl = System.getenv("address_server_url");
         if (StringUtils.isBlank(envAddressUrl)) {
-            addressUrl = ApplicationUtils.getProperty("address.server.url", ApplicationUtils.getContextPath() + "/" + "serverlist");
+            addressUrl = EnvUtil.getProperty("address.server.url", EnvUtil.getContextPath() + "/" + "serverlist");
         } else {
             addressUrl = envAddressUrl;
         }
@@ -107,7 +107,7 @@ public class AddressServerMemberLookup extends AbstractMemberLookup {
         // Repeat three times, successfully jump out
         boolean success = false;
         Throwable ex = null;
-        int maxRetry = ApplicationUtils.getProperty("nacos.core.address-server.retry", Integer.class, 5);
+        int maxRetry = EnvUtil.getProperty("nacos.core.address-server.retry", Integer.class, 5);
         for (int i = 0; i < maxRetry; i++) {
             try {
                 syncFromAddressUrl();
@@ -147,7 +147,7 @@ public class AddressServerMemberLookup extends AbstractMemberLookup {
             isAddressServerHealth = true;
             Reader reader = new StringReader(result.getData());
             try {
-                afterLookup(MemberUtils.readServerConf(ApplicationUtils.analyzeClusterConf(reader)));
+                afterLookup(MemberUtils.readServerConf(EnvUtil.analyzeClusterConf(reader)));
             } catch (Throwable e) {
                 Loggers.CLUSTER.error("[serverlist] exception for analyzeClusterConf, error : {}",
                         ExceptionUtil.getAllExceptionMsg(e));

core/src/main/java/com/alibaba/nacos/core/cluster/lookup/FileConfigMemberLookup.java

@@ -20,11 +20,11 @@ import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.core.cluster.AbstractMemberLookup;
 import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.cluster.MemberUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.file.FileChangeEvent;
 import com.alibaba.nacos.sys.file.FileWatcher;
 import com.alibaba.nacos.sys.file.WatchFileCenter;
 import com.alibaba.nacos.core.utils.Loggers;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
 import org.apache.commons.lang3.StringUtils;
 
 import java.util.ArrayList;
@@ -58,7 +58,7 @@ public class FileConfigMemberLookup extends AbstractMemberLookup {
             // Use the inotify mechanism to monitor file changes and automatically
             // trigger the reading of cluster.conf
             try {
-                WatchFileCenter.registerWatcher(ApplicationUtils.getConfFilePath(), watcher);
+                WatchFileCenter.registerWatcher(EnvUtil.getConfPath(), watcher);
             } catch (Throwable e) {
                 Loggers.CLUSTER.error("An exception occurred in the launch file monitor : {}", e.getMessage());
             }
@@ -67,13 +67,13 @@ public class FileConfigMemberLookup extends AbstractMemberLookup {
     
     @Override
     public void destroy() throws NacosException {
-        WatchFileCenter.deregisterWatcher(ApplicationUtils.getConfFilePath(), watcher);
+        WatchFileCenter.deregisterWatcher(EnvUtil.getConfPath(), watcher);
     }
     
     private void readClusterConfFromDisk() {
         Collection<Member> tmpMembers = new ArrayList<>();
         try {
-            List<String> tmp = ApplicationUtils.readClusterConf();
+            List<String> tmp = EnvUtil.readClusterConf();
             tmpMembers = MemberUtils.readServerConf(tmp);
         } catch (Throwable e) {
             Loggers.CLUSTER

core/src/main/java/com/alibaba/nacos/core/cluster/lookup/LookupFactory.java

@@ -20,7 +20,7 @@ import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.common.utils.StringUtils;
 import com.alibaba.nacos.core.cluster.MemberLookup;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.core.utils.Loggers;
 
 import java.io.File;
@@ -49,8 +49,8 @@ public final class LookupFactory {
      * @throws NacosException NacosException
      */
     public static MemberLookup createLookUp(ServerMemberManager memberManager) throws NacosException {
-        if (!ApplicationUtils.getStandaloneMode()) {
-            String lookupType = ApplicationUtils.getProperty(LOOKUP_MODE_TYPE);
+        if (!EnvUtil.getStandaloneMode()) {
+            String lookupType = EnvUtil.getProperty(LOOKUP_MODE_TYPE);
             LookupType type = chooseLookup(lookupType);
             LOOK_UP = find(type);
             currentLookupType = type;
@@ -113,8 +113,8 @@ public final class LookupFactory {
                 return type;
             }
         }
-        File file = new File(ApplicationUtils.getClusterConfFilePath());
-        if (file.exists() || StringUtils.isNotBlank(ApplicationUtils.getMemberList())) {
+        File file = new File(EnvUtil.getClusterConfFilePath());
+        if (file.exists() || StringUtils.isNotBlank(EnvUtil.getMemberList())) {
             return LookupType.FILE_CONFIG;
         }
         return LookupType.ADDRESS_SERVER;

core/src/main/java/com/alibaba/nacos/core/cluster/lookup/StandaloneMemberLookup.java

@@ -18,7 +18,7 @@ package com.alibaba.nacos.core.cluster.lookup;
 
 import com.alibaba.nacos.core.cluster.AbstractMemberLookup;
 import com.alibaba.nacos.core.cluster.MemberUtils;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.InetUtils;
 
 import java.util.Collections;
@@ -33,7 +33,7 @@ public class StandaloneMemberLookup extends AbstractMemberLookup {
     @Override
     public void start() {
         if (start.compareAndSet(false, true)) {
-            String url = InetUtils.getSelfIP() + ":" + ApplicationUtils.getPort();
+            String url = InetUtils.getSelfIP() + ":" + EnvUtil.getPort();
             afterLookup(MemberUtils.readServerConf(Collections.singletonList(url)));
         }
     }

core/src/main/java/com/alibaba/nacos/core/code/ControllerMethodsCache.java

@@ -21,7 +21,7 @@ import com.alibaba.nacos.core.auth.RequestMappingInfo;
 import com.alibaba.nacos.core.auth.RequestMappingInfo.RequestMappingInfoComparator;
 import com.alibaba.nacos.core.auth.condition.ParamRequestCondition;
 import com.alibaba.nacos.core.auth.condition.PathRequestCondition;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.apache.commons.lang3.ArrayUtils;
 import org.reflections.Reflections;
 import org.slf4j.Logger;
@@ -69,7 +69,7 @@ public class ControllerMethodsCache {
             return null;
         }
         String httpMethod = request.getMethod();
-        String urlKey = httpMethod + REQUEST_PATH_SEPARATOR + path.replaceFirst(ApplicationUtils.getContextPath(), "");
+        String urlKey = httpMethod + REQUEST_PATH_SEPARATOR + path.replaceFirst(EnvUtil.getContextPath(), "");
         List<RequestMappingInfo> requestMappingInfos = urlLookup.get(urlKey);
         if (CollectionUtils.isEmpty(requestMappingInfos)) {
             return null;

core/src/main/java/com/alibaba/nacos/core/code/SpringApplicationRunListener.java

@@ -0,0 +1,113 @@
+/*
+ * Copyright 1999-2018 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.alibaba.nacos.core.code;
+
+import com.alibaba.nacos.core.listener.LoggingApplicationListener;
+import com.alibaba.nacos.core.listener.NacosApplicationListener;
+import com.alibaba.nacos.core.listener.StartingApplicationListener;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.context.event.EventPublishingRunListener;
+import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.core.Ordered;
+import org.springframework.core.env.ConfigurableEnvironment;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * {@link org.springframework.boot.SpringApplicationRunListener} before {@link EventPublishingRunListener} execution.
+ *
+ * @author <a href="mailto:mercyblitz@gmail.com">Mercy</a>
+ * @since 0.2.2
+ */
+public class SpringApplicationRunListener implements org.springframework.boot.SpringApplicationRunListener, Ordered {
+    
+    private final SpringApplication application;
+    
+    private final String[] args;
+    
+    private List<NacosApplicationListener> nacosApplicationListeners = new ArrayList<>();
+    
+    {
+        nacosApplicationListeners.add(new LoggingApplicationListener());
+        nacosApplicationListeners.add(new StartingApplicationListener());
+    }
+    
+    public SpringApplicationRunListener(SpringApplication application, String[] args) {
+        this.application = application;
+        this.args = args;
+    }
+    
+    @Override
+    public void starting() {
+        for (NacosApplicationListener nacosApplicationListener : nacosApplicationListeners) {
+            nacosApplicationListener.starting();
+        }
+    }
+    
+    @Override
+    public void environmentPrepared(ConfigurableEnvironment environment) {
+        for (NacosApplicationListener nacosApplicationListener : nacosApplicationListeners) {
+            nacosApplicationListener.environmentPrepared(environment);
+        }
+    }
+    
+    @Override
+    public void contextPrepared(ConfigurableApplicationContext context) {
+        for (NacosApplicationListener nacosApplicationListener : nacosApplicationListeners) {
+            nacosApplicationListener.contextPrepared(context);
+        }
+    }
+    
+    @Override
+    public void contextLoaded(ConfigurableApplicationContext context) {
+        for (NacosApplicationListener nacosApplicationListener : nacosApplicationListeners) {
+            nacosApplicationListener.contextLoaded(context);
+        }
+    }
+    
+    @Override
+    public void started(ConfigurableApplicationContext context) {
+        for (NacosApplicationListener nacosApplicationListener : nacosApplicationListeners) {
+            nacosApplicationListener.started(context);
+        }
+    }
+    
+    @Override
+    public void running(ConfigurableApplicationContext context) {
+        for (NacosApplicationListener nacosApplicationListener : nacosApplicationListeners) {
+            nacosApplicationListener.running(context);
+        }
+    }
+    
+    @Override
+    public void failed(ConfigurableApplicationContext context, Throwable exception) {
+        for (NacosApplicationListener nacosApplicationListener : nacosApplicationListeners) {
+            nacosApplicationListener.failed(context, exception);
+        }
+    }
+    
+    /**
+     * Before {@link EventPublishingRunListener}.
+     *
+     * @return HIGHEST_PRECEDENCE
+     */
+    @Override
+    public int getOrder() {
+        return HIGHEST_PRECEDENCE;
+    }
+}

core/src/main/java/com/alibaba/nacos/core/code/StandaloneProfileApplicationListener.java

@@ -16,7 +16,7 @@
 
 package com.alibaba.nacos.core.code;
 
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.boot.context.event.ApplicationEnvironmentPreparedEvent;
@@ -46,15 +46,14 @@ public class StandaloneProfileApplicationListener
     public void onApplicationEvent(ApplicationEnvironmentPreparedEvent event) {
         
         ConfigurableEnvironment environment = event.getEnvironment();
-        ApplicationUtils.injectEnvironment(environment);
-        
+
         if (environment.getProperty(STANDALONE_MODE_PROPERTY_NAME, boolean.class, false)) {
             environment.addActiveProfile(STANDALONE_SPRING_PROFILE);
         }
         
         if (LOGGER.isInfoEnabled()) {
             LOGGER.info("Spring Environment's active profiles : {} in standalone mode : {}",
-                    Arrays.asList(environment.getActiveProfiles()), ApplicationUtils.getStandaloneMode());
+                    Arrays.asList(environment.getActiveProfiles()), EnvUtil.getStandaloneMode());
         }
         
     }

core/src/main/java/com/alibaba/nacos/core/controller/NacosClusterController.java

@@ -29,7 +29,7 @@ import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.cluster.MemberUtils;
 import com.alibaba.nacos.core.cluster.NodeState;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.core.utils.Commons;
 import com.alibaba.nacos.core.utils.GenericType;
 import com.alibaba.nacos.core.utils.Loggers;
@@ -160,7 +160,7 @@ public class NacosClusterController {
         CountDownLatch latch = new CountDownLatch(notifyList.size());
         for (Member member : notifyList) {
             final String url = HttpUtils
-                    .buildUrl(false, member.getAddress(), ApplicationUtils.getContextPath(), Commons.NACOS_CORE_CONTEXT,
+                    .buildUrl(false, member.getAddress(), EnvUtil.getContextPath(), Commons.NACOS_CORE_CONTEXT,
                             "/cluster/server/leave");
             nacosAsyncRestTemplate.post(url, Header.EMPTY, Query.EMPTY, params, genericType.getType(), new Callback<String>() {
                 @Override

core/src/main/java/com/alibaba/nacos/core/distributed/distro/DistroProtocol.java

@@ -32,7 +32,7 @@ import com.alibaba.nacos.core.distributed.distro.task.load.DistroLoadDataTask;
 import com.alibaba.nacos.core.distributed.distro.task.verify.DistroVerifyTask;
 import com.alibaba.nacos.core.utils.GlobalExecutor;
 import com.alibaba.nacos.core.utils.Loggers;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.springframework.stereotype.Component;
 
 /**
@@ -63,7 +63,7 @@ public class DistroProtocol {
     }
     
     private void startDistroTask() {
-        if (ApplicationUtils.getStandaloneMode()) {
+        if (EnvUtil.getStandaloneMode()) {
             isInitialized = true;
             return;
         }

core/src/main/java/com/alibaba/nacos/core/distributed/id/SnowFlowerIdGenerator.java

@@ -17,7 +17,7 @@
 package com.alibaba.nacos.core.distributed.id;
 
 import com.alibaba.nacos.consistency.IdGenerator;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.InetUtils;
 import com.google.common.base.Preconditions;
 import org.slf4j.Logger;
@@ -80,7 +80,7 @@ public class SnowFlowerIdGenerator implements IdGenerator {
     private long currentId;
     
     {
-        long workerId = ApplicationUtils.getProperty("nacos.core.snowflake.worker-id", Integer.class, -1);
+        long workerId = EnvUtil.getProperty("nacos.core.snowflake.worker-id", Integer.class, -1);
         
         if (workerId != -1) {
             this.workerId = workerId;

core/src/main/java/com/alibaba/nacos/core/distributed/raft/JRaftServer.java

@@ -41,7 +41,7 @@ import com.alibaba.nacos.core.distributed.raft.utils.RaftExecutor;
 import com.alibaba.nacos.core.distributed.raft.utils.RaftOptionsBuilder;
 import com.alibaba.nacos.core.monitor.MetricsMonitor;
 import com.alibaba.nacos.core.utils.Loggers;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alipay.sofa.jraft.CliService;
 import com.alipay.sofa.jraft.Node;
 import com.alipay.sofa.jraft.RaftGroupService;
@@ -50,6 +50,7 @@ import com.alipay.sofa.jraft.RouteTable;
 import com.alipay.sofa.jraft.Status;
 import com.alipay.sofa.jraft.closure.ReadIndexClosure;
 import com.alipay.sofa.jraft.conf.Configuration;
+import com.alipay.sofa.jraft.core.CliServiceImpl;
 import com.alipay.sofa.jraft.entity.PeerId;
 import com.alipay.sofa.jraft.entity.Task;
 import com.alipay.sofa.jraft.error.RaftError;
@@ -190,9 +191,8 @@ public class JRaftServer {
         
         CliOptions cliOptions = new CliOptions();
         
-        this.cliClientService = new CliClientServiceImpl();
-        this.cliClientService.init(cliOptions);
         this.cliService = RaftServiceFactory.createAndInitCliService(cliOptions);
+        this.cliClientService = (CliClientServiceImpl) ((CliServiceImpl) this.cliService).getCliClientService();
     }
     
     synchronized void start() {
@@ -233,7 +233,7 @@ public class JRaftServer {
             return;
         }
         
-        final String parentPath = Paths.get(ApplicationUtils.getNacosHome(), "data/protocol/raft").toString();
+        final String parentPath = Paths.get(EnvUtil.getNacosHome(), "data/protocol/raft").toString();
         
         for (RequestProcessor4CP processor : processors) {
             final String groupName = processor.group();

core/src/main/java/com/alibaba/nacos/core/distributed/raft/RaftSysConstants.java

@@ -154,7 +154,7 @@ public final class RaftSysConstants {
     public static final String RAFT_CLI_SERVICE_THREAD_NUM = "cli_service_thread_num";
     
     /**
-     * raft linear read strategy, defaults to index
+     * raft linear read strategy, defaults to read_index read
      */
     public static final String RAFT_READ_INDEX_TYPE = "read_index_type";
     

core/src/main/java/com/alibaba/nacos/core/distributed/raft/utils/RaftOptionsBuilder.java

@@ -108,7 +108,7 @@ public class RaftOptionsBuilder {
         String readOnySafe = "ReadOnlySafe";
         String readOnlyLeaseBased = "ReadOnlyLeaseBased";
         
-        String val = config.getVal(RaftSysConstants.DEFAULT_READ_INDEX_TYPE);
+        String val = config.getVal(RaftSysConstants.RAFT_READ_INDEX_TYPE);
         
         if (StringUtils.isBlank(val) || StringUtils.equals(readOnySafe, val)) {
             return ReadOnlyOption.ReadOnlySafe;
@@ -117,8 +117,8 @@ public class RaftOptionsBuilder {
         if (StringUtils.equals(readOnlyLeaseBased, val)) {
             return ReadOnlyOption.ReadOnlyLeaseBased;
         }
-        throw new IllegalArgumentException(
-                "Illegal Raft system parameters => " + RaftSysConstants.DEFAULT_READ_INDEX_TYPE + " : [" + val + "]");
+        throw new IllegalArgumentException("Illegal Raft system parameters => ReadOnlyOption" + " : [" + val
+                + "], should be 'ReadOnlySafe' or 'ReadOnlyLeaseBased'");
         
     }
     

core/src/main/java/com/alibaba/nacos/core/listener/LoggingApplicationListener.java

@@ -14,49 +14,35 @@
  * limitations under the License.
  */
 
-package com.alibaba.nacos.core.code;
+package com.alibaba.nacos.core.listener;
 
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.boot.SpringApplication;
-import org.springframework.boot.SpringApplicationRunListener;
-import org.springframework.boot.context.event.EventPublishingRunListener;
 import org.springframework.context.ConfigurableApplicationContext;
-import org.springframework.core.Ordered;
 import org.springframework.core.env.ConfigurableEnvironment;
 
 import static org.springframework.boot.context.logging.LoggingApplicationListener.CONFIG_PROPERTY;
 import static org.springframework.core.io.ResourceLoader.CLASSPATH_URL_PREFIX;
 
 /**
- * Logging {@link SpringApplicationRunListener} before {@link EventPublishingRunListener} execution.
+ * For init logging configuration.
  *
- * @author <a href="mailto:mercyblitz@gmail.com">Mercy</a>
- * @since 0.2.2
+ * @author horizonzy
+ * @since 1.4.1
  */
-public class LoggingSpringApplicationRunListener implements SpringApplicationRunListener, Ordered {
+public class LoggingApplicationListener implements NacosApplicationListener {
     
     private static final String DEFAULT_NACOS_LOGBACK_LOCATION = CLASSPATH_URL_PREFIX + "META-INF/logback/nacos.xml";
     
-    private static final Logger LOGGER = LoggerFactory.getLogger(LoggingSpringApplicationRunListener.class);
-    
-    private final SpringApplication application;
-    
-    private final String[] args;
-    
-    public LoggingSpringApplicationRunListener(SpringApplication application, String[] args) {
-        this.application = application;
-        this.args = args;
-    }
+    private static final Logger LOGGER = LoggerFactory.getLogger(LoggingApplicationListener.class);
     
     @Override
     public void starting() {
+    
     }
     
     @Override
     public void environmentPrepared(ConfigurableEnvironment environment) {
-        ApplicationUtils.injectEnvironment(environment);
         if (!environment.containsProperty(CONFIG_PROPERTY)) {
             System.setProperty(CONFIG_PROPERTY, DEFAULT_NACOS_LOGBACK_LOCATION);
             if (LOGGER.isInfoEnabled()) {
@@ -91,14 +77,4 @@ public class LoggingSpringApplicationRunListener implements SpringApplicationRun
     public void failed(ConfigurableApplicationContext context, Throwable exception) {
     
     }
-    
-    /**
-     * Before {@link EventPublishingRunListener}.
-     *
-     * @return HIGHEST_PRECEDENCE
-     */
-    @Override
-    public int getOrder() {
-        return HIGHEST_PRECEDENCE;
-    }
 }

core/src/main/java/com/alibaba/nacos/core/listener/NacosApplicationListener.java

@@ -0,0 +1,78 @@
+/*
+ * Copyright 1999-2018 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.alibaba.nacos.core.listener;
+
+import com.alibaba.nacos.core.code.SpringApplicationRunListener;
+import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.core.env.ConfigurableEnvironment;
+
+/**
+ * Nacos Application Listener, execute init process.
+ *
+ * @author horizonzy
+ * @since 1.4.1
+ */
+public interface NacosApplicationListener {
+    
+    /**
+     * {@link SpringApplicationRunListener#starting}.
+     */
+    void starting();
+    
+    /**
+     * {@link com.alibaba.nacos.core.code.SpringApplicationRunListener#environmentPrepared}.
+     *
+     * @param environment environment
+     */
+    void environmentPrepared(ConfigurableEnvironment environment);
+    
+    /**
+     * {@link com.alibaba.nacos.core.code.SpringApplicationRunListener#contextLoaded}.
+     *
+     * @param context context
+     */
+    void contextPrepared(ConfigurableApplicationContext context);
+    
+    /**
+     * {@link com.alibaba.nacos.core.code.SpringApplicationRunListener#contextLoaded}.
+     *
+     * @param context context
+     */
+    void contextLoaded(ConfigurableApplicationContext context);
+    
+    /**
+     * {@link com.alibaba.nacos.core.code.SpringApplicationRunListener#started}.
+     *
+     * @param context context
+     */
+    void started(ConfigurableApplicationContext context);
+    
+    /**
+     * {@link com.alibaba.nacos.core.code.SpringApplicationRunListener#running}.
+     *
+     * @param context context
+     */
+    void running(ConfigurableApplicationContext context);
+    
+    /**
+     * {@link com.alibaba.nacos.core.code.SpringApplicationRunListener#failed}.
+     *
+     * @param context   context
+     * @param exception exception
+     */
+    void failed(ConfigurableApplicationContext context, Throwable exception);
+}

core/src/main/java/com/alibaba/nacos/core/listener/StartingApplicationListener.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.alibaba.nacos.core.code;
+package com.alibaba.nacos.core.listener;
 
 import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.api.exception.runtime.NacosRuntimeException;
@@ -24,17 +24,12 @@ import com.alibaba.nacos.common.executor.ThreadPoolManager;
 import com.alibaba.nacos.common.notify.NotifyCenter;
 import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.file.WatchFileCenter;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
 import com.alibaba.nacos.sys.utils.DiskUtils;
 import com.alibaba.nacos.sys.utils.InetUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.boot.SpringApplication;
-import org.springframework.boot.SpringApplicationRunListener;
-import org.springframework.boot.context.event.EventPublishingRunListener;
 import org.springframework.boot.env.OriginTrackedMapPropertySource;
 import org.springframework.context.ConfigurableApplicationContext;
-import org.springframework.core.Ordered;
 import org.springframework.core.env.ConfigurableEnvironment;
 
 import java.io.File;
@@ -45,14 +40,14 @@ import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.TimeUnit;
 
 /**
- * Logging starting message {@link SpringApplicationRunListener} before {@link EventPublishingRunListener} execution.
+ * init environment config.
  *
  * @author <a href="mailto:huangxiaoyu1018@gmail.com">hxy1991</a>
  * @since 0.5.0
  */
-public class StartingSpringApplicationRunListener implements SpringApplicationRunListener, Ordered {
+public class StartingApplicationListener implements NacosApplicationListener {
     
-    private static final Logger LOGGER = LoggerFactory.getLogger(StartingSpringApplicationRunListener.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(StartingApplicationListener.class);
     
     private static final String MODE_PROPERTY_KEY_STAND_MODE = "nacos.mode";
     
@@ -60,14 +55,12 @@ public class StartingSpringApplicationRunListener implements SpringApplicationRu
     
     private static final String LOCAL_IP_PROPERTY_KEY = "nacos.local.ip";
     
+    private static final String FIRST_PRE_PROPERTIES = "first_pre";
+    
     private ScheduledExecutorService scheduledExecutorService;
     
     private volatile boolean starting;
     
-    public StartingSpringApplicationRunListener(SpringApplication application, String[] args) {
-    
-    }
-    
     @Override
     public void starting() {
         starting = true;
@@ -75,33 +68,17 @@ public class StartingSpringApplicationRunListener implements SpringApplicationRu
     
     @Override
     public void environmentPrepared(ConfigurableEnvironment environment) {
-        ApplicationUtils.injectEnvironment(environment);
-        EnvUtil.setEnvironment(environment);
-        try {
-            environment.getPropertySources().addLast(new OriginTrackedMapPropertySource("first_pre",
-                    EnvUtil.loadProperties(EnvUtil.getApplicationConfFileResource())));
-        } catch (IOException e) {
-            throw new NacosRuntimeException(NacosException.SERVER_ERROR, e);
-        }
-        if (ApplicationUtils.getStandaloneMode()) {
-            System.setProperty(MODE_PROPERTY_KEY_STAND_MODE, "stand alone");
-        } else {
-            System.setProperty(MODE_PROPERTY_KEY_STAND_MODE, "cluster");
-        }
-        if (ApplicationUtils.getFunctionMode() == null) {
-            System.setProperty(MODE_PROPERTY_KEY_FUNCTION_MODE, "All");
-        } else if (ApplicationUtils.FUNCTION_MODE_CONFIG.equals(ApplicationUtils.getFunctionMode())) {
-            System.setProperty(MODE_PROPERTY_KEY_FUNCTION_MODE, ApplicationUtils.FUNCTION_MODE_CONFIG);
-        } else if (ApplicationUtils.FUNCTION_MODE_NAMING.equals(ApplicationUtils.getFunctionMode())) {
-            System.setProperty(MODE_PROPERTY_KEY_FUNCTION_MODE, ApplicationUtils.FUNCTION_MODE_NAMING);
-        }
+        injectEnvironment(environment);
         
-        System.setProperty(LOCAL_IP_PROPERTY_KEY, InetUtils.getSelfIP());
+        loadPreProperties(environment);
+        
+        initSystemProperty();
     }
     
     @Override
     public void contextPrepared(ConfigurableApplicationContext context) {
         logClusterConf();
+        
         logStarting();
     }
     
@@ -113,37 +90,17 @@ public class StartingSpringApplicationRunListener implements SpringApplicationRu
     @Override
     public void started(ConfigurableApplicationContext context) {
         starting = false;
-        ConfigurableEnvironment env = context.getEnvironment();
         
         closeExecutor();
         
         logFilePath();
-        
-        // External data sources are used by default in cluster mode
-        boolean useExternalStorage = ("mysql".equalsIgnoreCase(env.getProperty("spring.datasource.platform", "")));
-        
-        // must initialize after setUseExternalDB
-        // This value is true in stand-alone mode and false in cluster mode
-        // If this value is set to true in cluster mode, nacos's distributed storage engine is turned on
-        // default value is depend on ${nacos.standalone}
-        
-        if (!useExternalStorage) {
-            boolean embeddedStorage = ApplicationUtils.getStandaloneMode() || Boolean.getBoolean("embeddedStorage");
-            // If the embedded data source storage is not turned on, it is automatically
-            // upgraded to the external data source storage, as before
-            if (!embeddedStorage) {
-                useExternalStorage = true;
-            }
-        }
-    
         ApplicationUtils.setStarted(true);
-        LOGGER.info("Nacos started successfully in {} mode. use {} storage",
-                System.getProperty(MODE_PROPERTY_KEY_STAND_MODE), useExternalStorage ? "external" : "embedded");
+        judgeStorageMode(context.getEnvironment());
     }
     
     @Override
     public void running(ConfigurableApplicationContext context) {
-        EnvUtil.getEnvironment().getPropertySources().remove("first_pre");
+        removePreProperties(context.getEnvironment());
     }
     
     @Override
@@ -162,38 +119,50 @@ public class StartingSpringApplicationRunListener implements SpringApplicationRu
         context.close();
         
         LOGGER.error("Nacos failed to start, please see {} for more details.",
-                Paths.get(ApplicationUtils.getNacosHome(), "logs/nacos.log"));
+                Paths.get(EnvUtil.getNacosHome(), "logs/nacos.log"));
     }
     
-    /**
-     * Before {@link EventPublishingRunListener}.
-     *
-     * @return HIGHEST_PRECEDENCE
-     */
-    @Override
-    public int getOrder() {
-        return HIGHEST_PRECEDENCE;
+    private void injectEnvironment(ConfigurableEnvironment environment) {
+        EnvUtil.setEnvironment(environment);
     }
     
-    private void logClusterConf() {
-        if (!ApplicationUtils.getStandaloneMode()) {
-            try {
-                List<String> clusterConf = ApplicationUtils.readClusterConf();
-                LOGGER.info("The server IP list of Nacos is {}", clusterConf);
-            } catch (IOException e) {
-                LOGGER.error("read cluster conf fail", e);
-            }
+    private void loadPreProperties(ConfigurableEnvironment environment) {
+        try {
+            environment.getPropertySources().addLast(new OriginTrackedMapPropertySource(FIRST_PRE_PROPERTIES,
+                    EnvUtil.loadProperties(EnvUtil.getApplicationConfFileResource())));
+        } catch (IOException e) {
+            throw new NacosRuntimeException(NacosException.SERVER_ERROR, e);
         }
     }
     
-    private void logFilePath() {
-        String[] dirNames = new String[] {"logs", "conf", "data"};
-        for (String dirName : dirNames) {
-            LOGGER.info("Nacos Log files: {}", Paths.get(ApplicationUtils.getNacosHome(), dirName).toString());
+    private void initSystemProperty() {
+        if (EnvUtil.getStandaloneMode()) {
+            System.setProperty(MODE_PROPERTY_KEY_STAND_MODE, "stand alone");
+        } else {
+            System.setProperty(MODE_PROPERTY_KEY_STAND_MODE, "cluster");
+        }
+        if (EnvUtil.getFunctionMode() == null) {
+            System.setProperty(MODE_PROPERTY_KEY_FUNCTION_MODE, "All");
+        } else if (EnvUtil.FUNCTION_MODE_CONFIG.equals(EnvUtil.getFunctionMode())) {
+            System.setProperty(MODE_PROPERTY_KEY_FUNCTION_MODE, EnvUtil.FUNCTION_MODE_CONFIG);
+        } else if (EnvUtil.FUNCTION_MODE_NAMING.equals(EnvUtil.getFunctionMode())) {
+            System.setProperty(MODE_PROPERTY_KEY_FUNCTION_MODE, EnvUtil.FUNCTION_MODE_NAMING);
+        }
+        
+        System.setProperty(LOCAL_IP_PROPERTY_KEY, InetUtils.getSelfIP());
+    }
+    
+    private void removePreProperties(ConfigurableEnvironment environment) {
+        environment.getPropertySources().remove(FIRST_PRE_PROPERTIES);
+    }
+    
+    private void logClusterConf() {
+        if (!EnvUtil.getStandaloneMode()) {
             try {
-                DiskUtils.forceMkdir(new File(Paths.get(ApplicationUtils.getNacosHome(), dirName).toUri()));
-            } catch (Exception e) {
-                throw new RuntimeException(e);
+                List<String> clusterConf = EnvUtil.readClusterConf();
+                LOGGER.info("The server IP list of Nacos is {}", clusterConf);
+            } catch (IOException e) {
+                LOGGER.error("read cluster conf fail", e);
             }
         }
     }
@@ -204,8 +173,20 @@ public class StartingSpringApplicationRunListener implements SpringApplicationRu
         }
     }
     
+    private void logFilePath() {
+        String[] dirNames = new String[] {"logs", "conf", "data"};
+        for (String dirName : dirNames) {
+            LOGGER.info("Nacos Log files: {}", Paths.get(EnvUtil.getNacosHome(), dirName).toString());
+            try {
+                DiskUtils.forceMkdir(new File(Paths.get(EnvUtil.getNacosHome(), dirName).toUri()));
+            } catch (Exception e) {
+                throw new RuntimeException(e);
+            }
+        }
+    }
+    
     private void logStarting() {
-        if (!ApplicationUtils.getStandaloneMode()) {
+        if (!EnvUtil.getStandaloneMode()) {
             
             scheduledExecutorService = ExecutorFactory
                     .newSingleScheduledExecutorService(new NameThreadFactory("com.alibaba.nacos.core.nacos-starting"));
@@ -217,4 +198,27 @@ public class StartingSpringApplicationRunListener implements SpringApplicationRu
             }, 1, 1, TimeUnit.SECONDS);
         }
     }
-}
+    
+    private void judgeStorageMode(ConfigurableEnvironment env) {
+        
+        // External data sources are used by default in cluster mode
+        boolean useExternalStorage = ("mysql".equalsIgnoreCase(env.getProperty("spring.datasource.platform", "")));
+        
+        // must initialize after setUseExternalDB
+        // This value is true in stand-alone mode and false in cluster mode
+        // If this value is set to true in cluster mode, nacos's distributed storage engine is turned on
+        // default value is depend on ${nacos.standalone}
+        
+        if (!useExternalStorage) {
+            boolean embeddedStorage = EnvUtil.getStandaloneMode() || Boolean.getBoolean("embeddedStorage");
+            // If the embedded data source storage is not turned on, it is automatically
+            // upgraded to the external data source storage, as before
+            if (!embeddedStorage) {
+                useExternalStorage = true;
+            }
+        }
+        
+        LOGGER.info("Nacos started successfully in {} mode. use {} storage",
+                System.getProperty(MODE_PROPERTY_KEY_STAND_MODE), useExternalStorage ? "external" : "embedded");
+    }
+}

core/src/main/resources/META-INF/logback/nacos.xml

@@ -263,7 +263,7 @@
 
     </springProfile>
 
-    <logger name="com.alibaba.nacos.core.code.StartingSpringApplicationRunListener">
+    <logger name="com.alibaba.nacos.core.listener.StartingApplicationListener">
         <appender-ref ref="CONSOLE"/>
         <level value="INFO"/>
     </logger>

core/src/main/resources/META-INF/spring.factories

@@ -3,5 +3,4 @@ org.springframework.context.ApplicationListener=\
 com.alibaba.nacos.core.code.StandaloneProfileApplicationListener
 # SpringApplicationRunListener
 org.springframework.boot.SpringApplicationRunListener=\
-com.alibaba.nacos.core.code.LoggingSpringApplicationRunListener,\
-com.alibaba.nacos.core.code.StartingSpringApplicationRunListener
+com.alibaba.nacos.core.code.SpringApplicationRunListener

core/src/test/java/com/alibaba/nacos/core/cluster/MemberUtilsTest.java

@@ -16,7 +16,7 @@
 
 package com.alibaba.nacos.core.cluster;
 
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -41,7 +41,7 @@ public class MemberUtilsTest {
     
     @Before
     public void setUp() {
-        ApplicationUtils.injectEnvironment(environment);
+        EnvUtil.setEnvironment(environment);
         originalMember = buildMember();
     }
     

core/src/test/java/com/alibaba/nacos/core/cluster/ServerMemberManagerTest.java

@@ -19,7 +19,7 @@ package com.alibaba.nacos.core.cluster;
 import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.common.notify.EventPublisher;
 import com.alibaba.nacos.common.notify.NotifyCenter;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -59,7 +59,7 @@ public class ServerMemberManagerTest {
     public void setUp() throws Exception {
         when(environment.getProperty("server.port", Integer.class, 8848)).thenReturn(8848);
         when(environment.getProperty("nacos.member-change-event.queue.size", Integer.class, 128)).thenReturn(128);
-        ApplicationUtils.injectEnvironment(environment);
+        EnvUtil.setEnvironment(environment);
         when(servletContext.getContextPath()).thenReturn("");
         serverMemberManager = new ServerMemberManager(servletContext);
         serverMemberManager.updateMember(Member.builder().ip("1.1.1.1").port(8848).state(NodeState.UP).build());

core/src/test/java/com/alibaba/nacos/core/distributed/raft/JRaftServerTest.java

@@ -20,7 +20,7 @@ import com.alibaba.nacos.common.model.RestResult;
 import com.alibaba.nacos.common.model.RestResultUtils;
 import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.distributed.ProtocolManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.BeforeClass;
@@ -41,7 +41,7 @@ public class JRaftServerTest {
     
     @BeforeClass
     public static void beforeClass() {
-        ApplicationUtils.injectEnvironment(new MockEnvironment());
+        EnvUtil.setEnvironment(new MockEnvironment());
     }
     
     @Before
@@ -111,4 +111,4 @@ public class JRaftServerTest {
         Assert.assertFalse(changed.get());
         changed.set(false);
     }
-}
+}

core/src/test/java/com/alibaba/nacos/core/utils/SystemUtilsTest.java

@@ -16,6 +16,7 @@
 
 package com.alibaba.nacos.core.utils;
 
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.ApplicationUtils;
 import org.apache.commons.io.FileUtils;
 import org.junit.Assert;
@@ -82,7 +83,7 @@ public class SystemUtilsTest {
     
     @Test
     public void testReadClusterConf() throws IOException {
-        FileUtils.forceMkdir(new File(ApplicationUtils.getConfFilePath()));
+        FileUtils.forceMkdir(new File(EnvUtil.getConfPath()));
         
         String lineSeparator = System.getProperty("line.separator");
         
@@ -91,9 +92,8 @@ public class SystemUtilsTest {
          * #example
          * 192.168.1.1:8848
          */
-        ApplicationUtils
-                .writeClusterConf("#it is ip" + lineSeparator + "#example" + lineSeparator + "192.168.1.1:8848");
-        Assert.assertEquals(ApplicationUtils.readClusterConf().get(0), "192.168.1.1:8848");
+        EnvUtil.writeClusterConf("#it is ip" + lineSeparator + "#example" + lineSeparator + "192.168.1.1:8848");
+        Assert.assertEquals(EnvUtil.readClusterConf().get(0), "192.168.1.1:8848");
         
         /*
          * #it is ip
@@ -101,10 +101,10 @@ public class SystemUtilsTest {
          *   # 192.168.1.1:8848
          *   192.168.1.2:8848 # Instance A
          */
-        ApplicationUtils.writeClusterConf(
+        EnvUtil.writeClusterConf(
                 "#it is ip" + lineSeparator + "  #example" + lineSeparator + "  # 192.168.1.1:8848" + lineSeparator
                         + "  192.168.1.2:8848 # Instance A  " + lineSeparator + "192.168.1.3#:8848");
-        List<String> instanceList = ApplicationUtils.readClusterConf();
+        List<String> instanceList = EnvUtil.readClusterConf();
         Assert.assertEquals(instanceList.get(0), "192.168.1.2:8848");
         Assert.assertEquals(instanceList.get(1), "192.168.1.3");
     }

distribution/conf/nacos-logback.xml

@@ -681,7 +681,7 @@
         </logger>
     </springProfile>
 
-    <logger name="com.alibaba.nacos.core.code.StartingSpringApplicationRunListener">
+    <logger name="com.alibaba.nacos.core.listener.StartingApplicationListener">
         <appender-ref ref="CONSOLE"/>
         <level value="INFO"/>
     </logger>

naming/src/main/java/com/alibaba/nacos/naming/cluster/ServerListManager.java

@@ -25,7 +25,7 @@ import com.alibaba.nacos.core.cluster.MemberChangeListener;
 import com.alibaba.nacos.core.cluster.MemberMetaDataConstants;
 import com.alibaba.nacos.core.cluster.NodeState;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.naming.consistency.persistent.raft.RaftPeer;
 import com.alibaba.nacos.naming.misc.GlobalExecutor;
 import com.alibaba.nacos.naming.misc.Loggers;
@@ -154,7 +154,7 @@ public class ServerListManager extends MemberChangeListener {
             
             this.cursor = (this.cursor + 1) % members.size();
             Member target = members.get(cursor);
-            if (Objects.equals(target.getAddress(), ApplicationUtils.getLocalAddress())) {
+            if (Objects.equals(target.getAddress(), EnvUtil.getLocalAddress())) {
                 return;
             }
             
@@ -192,7 +192,7 @@ public class ServerListManager extends MemberChangeListener {
         public void run() {
             try {
                 
-                if (ApplicationUtils.getPort() <= 0) {
+                if (EnvUtil.getPort() <= 0) {
                     return;
                 }
                 
@@ -202,21 +202,21 @@ public class ServerListManager extends MemberChangeListener {
                 }
                 
                 long curTime = System.currentTimeMillis();
-                String status = LOCALHOST_SITE + "#" + ApplicationUtils.getLocalAddress() + "#" + curTime + "#" + weight
+                String status = LOCALHOST_SITE + "#" + EnvUtil.getLocalAddress() + "#" + curTime + "#" + weight
                         + "\r\n";
                 
                 List<Member> allServers = getServers();
                 
-                if (!contains(ApplicationUtils.getLocalAddress())) {
+                if (!contains(EnvUtil.getLocalAddress())) {
                     Loggers.SRV_LOG.error("local ip is not in serverlist, ip: {}, serverlist: {}",
-                            ApplicationUtils.getLocalAddress(), allServers);
+                            EnvUtil.getLocalAddress(), allServers);
                     return;
                 }
                 
-                if (allServers.size() > 0 && !ApplicationUtils.getLocalAddress()
+                if (allServers.size() > 0 && !EnvUtil.getLocalAddress()
                         .contains(IPUtil.localHostIP())) {
                     for (Member server : allServers) {
-                        if (Objects.equals(server.getAddress(), ApplicationUtils.getLocalAddress())) {
+                        if (Objects.equals(server.getAddress(), EnvUtil.getLocalAddress())) {
                             continue;
                         }
                         

naming/src/main/java/com/alibaba/nacos/naming/consistency/persistent/ClusterVersionJudgement.java

@@ -22,6 +22,7 @@ import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.cluster.MemberMetaDataConstants;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
 import com.alibaba.nacos.naming.misc.GlobalExecutor;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.springframework.stereotype.Component;
 
 import java.util.Collection;
@@ -64,6 +65,11 @@ public class ClusterVersionJudgement {
     }
     
     protected void runVersionListener() {
+        // Single machine mode, do upgrade operation directly.
+        if (EnvUtil.getStandaloneMode()) {
+            notifyAllListener();
+            return;
+        }
         try {
             judge();
         } finally {
@@ -72,6 +78,7 @@ public class ClusterVersionJudgement {
     }
     
     protected void judge() {
+        
         Collection<Member> members = memberManager.allMembers();
         final String oldVersion = "1.4.0";
         boolean allMemberIsNewVersion = true;
@@ -83,15 +90,19 @@ public class ClusterVersionJudgement {
         }
         // can only trigger once
         if (allMemberIsNewVersion && !this.allMemberIsNewVersion) {
-            this.allMemberIsNewVersion = true;
-            Collections.sort(observers);
-            for (ConsumerWithPriority consumer : observers) {
-                consumer.consumer.accept(true);
-            }
-            observers.clear();
+            notifyAllListener();
         }
     }
     
+    private void notifyAllListener() {
+        this.allMemberIsNewVersion = true;
+        Collections.sort(observers);
+        for (ConsumerWithPriority consumer : observers) {
+            consumer.consumer.accept(true);
+        }
+        observers.clear();
+    }
+    
     public boolean allMemberIsNewVersion() {
         return allMemberIsNewVersion;
     }

naming/src/main/java/com/alibaba/nacos/naming/consistency/persistent/PersistentConsistencyServiceDelegateImpl.java

@@ -17,11 +17,15 @@
 package com.alibaba.nacos.naming.consistency.persistent;
 
 import com.alibaba.nacos.api.exception.NacosException;
+import com.alibaba.nacos.core.distributed.ProtocolManager;
 import com.alibaba.nacos.naming.consistency.Datum;
 import com.alibaba.nacos.naming.consistency.RecordListener;
+import com.alibaba.nacos.naming.consistency.persistent.impl.BasePersistentServiceProcessor;
 import com.alibaba.nacos.naming.consistency.persistent.impl.PersistentServiceProcessor;
+import com.alibaba.nacos.naming.consistency.persistent.impl.StandalonePersistentServiceProcessor;
 import com.alibaba.nacos.naming.consistency.persistent.raft.RaftConsistencyServiceImpl;
 import com.alibaba.nacos.naming.pojo.Record;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.springframework.stereotype.Component;
 
 /**
@@ -36,16 +40,16 @@ public class PersistentConsistencyServiceDelegateImpl implements PersistentConsi
     
     private final RaftConsistencyServiceImpl oldPersistentConsistencyService;
     
-    private final PersistentServiceProcessor newPersistentConsistencyService;
+    private final BasePersistentServiceProcessor newPersistentConsistencyService;
     
     private volatile boolean switchNewPersistentService = false;
     
     public PersistentConsistencyServiceDelegateImpl(ClusterVersionJudgement versionJudgement,
-            RaftConsistencyServiceImpl oldPersistentConsistencyService,
-            PersistentServiceProcessor newPersistentConsistencyService) {
+            RaftConsistencyServiceImpl oldPersistentConsistencyService, ProtocolManager protocolManager)
+            throws Exception {
         this.versionJudgement = versionJudgement;
         this.oldPersistentConsistencyService = oldPersistentConsistencyService;
-        this.newPersistentConsistencyService = newPersistentConsistencyService;
+        this.newPersistentConsistencyService = createNewPersistentServiceProcessor(protocolManager, versionJudgement);
         init();
     }
     
@@ -88,4 +92,13 @@ public class PersistentConsistencyServiceDelegateImpl implements PersistentConsi
     private PersistentConsistencyService switchOne() {
         return switchNewPersistentService ? newPersistentConsistencyService : oldPersistentConsistencyService;
     }
+    
+    private BasePersistentServiceProcessor createNewPersistentServiceProcessor(ProtocolManager protocolManager,
+            ClusterVersionJudgement versionJudgement) throws Exception {
+        final BasePersistentServiceProcessor processor =
+                EnvUtil.getStandaloneMode() ? new StandalonePersistentServiceProcessor(versionJudgement)
+                        : new PersistentServiceProcessor(protocolManager, versionJudgement);
+        processor.afterConstruct();
+        return processor;
+    }
 }

naming/src/main/java/com/alibaba/nacos/naming/consistency/persistent/impl/BasePersistentServiceProcessor.java

@@ -0,0 +1,264 @@
+/*
+ * Copyright 1999-2018 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.alibaba.nacos.naming.consistency.persistent.impl;
+
+import com.alibaba.nacos.api.exception.NacosException;
+import com.alibaba.nacos.api.exception.runtime.NacosRuntimeException;
+import com.alibaba.nacos.common.notify.NotifyCenter;
+import com.alibaba.nacos.common.utils.ByteUtils;
+import com.alibaba.nacos.consistency.DataOperation;
+import com.alibaba.nacos.consistency.SerializeFactory;
+import com.alibaba.nacos.consistency.Serializer;
+import com.alibaba.nacos.consistency.cp.RequestProcessor4CP;
+import com.alibaba.nacos.consistency.entity.ReadRequest;
+import com.alibaba.nacos.consistency.entity.Response;
+import com.alibaba.nacos.consistency.entity.WriteRequest;
+import com.alibaba.nacos.consistency.snapshot.SnapshotOperation;
+import com.alibaba.nacos.core.exception.KvStorageException;
+import com.alibaba.nacos.core.storage.kv.KvStorage;
+import com.alibaba.nacos.naming.consistency.Datum;
+import com.alibaba.nacos.naming.consistency.KeyBuilder;
+import com.alibaba.nacos.naming.consistency.RecordListener;
+import com.alibaba.nacos.naming.consistency.ValueChangeEvent;
+import com.alibaba.nacos.naming.consistency.persistent.ClusterVersionJudgement;
+import com.alibaba.nacos.naming.consistency.persistent.PersistentConsistencyService;
+import com.alibaba.nacos.naming.consistency.persistent.PersistentNotifier;
+import com.alibaba.nacos.naming.misc.Loggers;
+import com.alibaba.nacos.naming.misc.UtilsAndCommons;
+import com.alibaba.nacos.naming.pojo.Record;
+import com.alibaba.nacos.naming.utils.Constants;
+import com.google.protobuf.ByteString;
+import org.apache.commons.lang3.reflect.TypeUtils;
+
+import java.lang.reflect.Type;
+import java.nio.file.Paths;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.locks.Lock;
+import java.util.concurrent.locks.ReentrantReadWriteLock;
+
+/**
+ * New service data persistence handler.
+ *
+ * @author <a href="mailto:liaochuntao@live.com">liaochuntao</a>
+ */
+public abstract class BasePersistentServiceProcessor extends RequestProcessor4CP
+        implements PersistentConsistencyService {
+    
+    enum Op {
+        /**
+         * write ops.
+         */
+        Write("Write"),
+        
+        /**
+         * read ops.
+         */
+        Read("Read"),
+        
+        /**
+         * delete ops.
+         */
+        Delete("Delete");
+        
+        protected final String desc;
+        
+        Op(String desc) {
+            this.desc = desc;
+        }
+    }
+    
+    protected final KvStorage kvStorage;
+    
+    protected final Serializer serializer;
+    
+    /**
+     * Whether an unrecoverable error occurred.
+     */
+    protected volatile boolean hasError = false;
+    
+    /**
+     * If use old raft, should not notify listener even new listener add.
+     */
+    protected volatile boolean startNotify = false;
+    
+    /**
+     * During snapshot processing, the processing of other requests needs to be paused.
+     */
+    protected final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();
+    
+    protected final ReentrantReadWriteLock.ReadLock readLock = lock.readLock();
+    
+    protected final ClusterVersionJudgement versionJudgement;
+    
+    protected final PersistentNotifier notifier;
+    
+    public BasePersistentServiceProcessor(final ClusterVersionJudgement judgement) throws Exception {
+        this.versionJudgement = judgement;
+        this.kvStorage = new NamingKvStorage(Paths.get(UtilsAndCommons.DATA_BASE_DIR, "data").toString());
+        this.serializer = SerializeFactory.getSerializer("JSON");
+        this.notifier = new PersistentNotifier(key -> {
+            try {
+                byte[] data = kvStorage.get(ByteUtils.toBytes(key));
+                Datum datum = serializer.deserialize(data, getDatumTypeFromKey(key));
+                return null != datum ? datum.value : null;
+            } catch (KvStorageException ex) {
+                throw new NacosRuntimeException(ex.getErrCode(), ex.getErrMsg());
+            }
+        });
+    }
+    
+    @SuppressWarnings("unchecked")
+    public void afterConstruct() {
+        NotifyCenter.registerToPublisher(ValueChangeEvent.class, 16384);
+        listenOldRaftClose();
+    }
+    
+    private void listenOldRaftClose() {
+        this.versionJudgement.registerObserver(isNewVersion -> {
+            if (isNewVersion) {
+                NotifyCenter.registerSubscriber(notifier);
+                startNotify = true;
+            }
+        }, 10);
+    }
+    
+    @Override
+    public Response onRequest(ReadRequest request) {
+        final List<byte[]> keys = serializer
+                .deserialize(request.getData().toByteArray(), TypeUtils.parameterize(List.class, byte[].class));
+        final Lock lock = readLock;
+        lock.lock();
+        try {
+            final Map<byte[], byte[]> result = kvStorage.batchGet(keys);
+            final BatchReadResponse response = new BatchReadResponse();
+            result.forEach(response::append);
+            return Response.newBuilder().setSuccess(true).setData(ByteString.copyFrom(serializer.serialize(response)))
+                    .build();
+        } catch (KvStorageException e) {
+            return Response.newBuilder().setSuccess(false).setErrMsg(e.getErrMsg()).build();
+        } finally {
+            lock.unlock();
+        }
+    }
+    
+    @Override
+    public Response onApply(WriteRequest request) {
+        final byte[] data = request.getData().toByteArray();
+        final BatchWriteRequest bwRequest = serializer.deserialize(data, BatchWriteRequest.class);
+        final Op op = Op.valueOf(request.getOperation());
+        final Lock lock = readLock;
+        lock.lock();
+        try {
+            switch (op) {
+                case Write:
+                    kvStorage.batchPut(bwRequest.getKeys(), bwRequest.getValues());
+                    break;
+                case Delete:
+                    kvStorage.batchDelete(bwRequest.getKeys());
+                    break;
+                default:
+                    return Response.newBuilder().setSuccess(false).setErrMsg("unsupport operation : " + op).build();
+            }
+            publishValueChangeEvent(op, bwRequest);
+            return Response.newBuilder().setSuccess(true).build();
+        } catch (KvStorageException e) {
+            return Response.newBuilder().setSuccess(false).setErrMsg(e.getErrMsg()).build();
+        } finally {
+            lock.unlock();
+        }
+    }
+    
+    private void publishValueChangeEvent(final Op op, final BatchWriteRequest request) {
+        final List<byte[]> keys = request.getKeys();
+        final List<byte[]> values = request.getValues();
+        for (int i = 0; i < keys.size(); i++) {
+            final String key = new String(keys.get(i));
+            final Datum datum = serializer.deserialize(values.get(i), getDatumTypeFromKey(key));
+            final Record value = null != datum ? datum.value : null;
+            final ValueChangeEvent event = ValueChangeEvent.builder().key(key).value(value)
+                    .action(Op.Delete.equals(op) ? DataOperation.DELETE : DataOperation.CHANGE).build();
+            NotifyCenter.publishEvent(event);
+        }
+    }
+    
+    @Override
+    public String group() {
+        return Constants.NAMING_PERSISTENT_SERVICE_GROUP;
+    }
+    
+    @Override
+    public List<SnapshotOperation> loadSnapshotOperate() {
+        return Collections.singletonList(new NamingSnapshotOperation(this.kvStorage, lock));
+    }
+    
+    @Override
+    public void onError(Throwable error) {
+        super.onError(error);
+        hasError = true;
+    }
+    
+    protected Type getDatumTypeFromKey(String key) {
+        return TypeUtils.parameterize(Datum.class, getClassOfRecordFromKey(key));
+    }
+    
+    protected Class<? extends Record> getClassOfRecordFromKey(String key) {
+        if (KeyBuilder.matchSwitchKey(key)) {
+            return com.alibaba.nacos.naming.misc.SwitchDomain.class;
+        } else if (KeyBuilder.matchServiceMetaKey(key)) {
+            return com.alibaba.nacos.naming.core.Service.class;
+        } else if (KeyBuilder.matchInstanceListKey(key)) {
+            return com.alibaba.nacos.naming.core.Instances.class;
+        }
+        return Record.class;
+    }
+    
+    protected void notifierDatumIfAbsent(String key, RecordListener listener) throws NacosException {
+        if (KeyBuilder.SERVICE_META_KEY_PREFIX.equals(key)) {
+            notifierAllServiceMeta(listener);
+        } else {
+            Datum datum = get(key);
+            if (null != datum) {
+                notifierDatum(key, datum, listener);
+            }
+        }
+    }
+    
+    /**
+     * This notify should only notify once during startup. See {@link com.alibaba.nacos.naming.core.ServiceManager#init()}
+     */
+    private void notifierAllServiceMeta(RecordListener listener) throws NacosException {
+        for (byte[] each : kvStorage.allKeys()) {
+            String key = new String(each);
+            if (listener.interests(key)) {
+                Datum datum = get(key);
+                if (null != datum) {
+                    notifierDatum(key, datum, listener);
+                }
+            }
+        }
+    }
+    
+    private void notifierDatum(String key, Datum datum, RecordListener listener) {
+        try {
+            listener.onChange(key, datum.value);
+        } catch (Exception e) {
+            Loggers.RAFT.error("NACOS-RAFT failed to notify listener", e);
+        }
+    }
+}

naming/src/main/java/com/alibaba/nacos/naming/consistency/persistent/impl/PersistentServiceProcessor.java

@@ -1,167 +1,79 @@
 /*
- * Copyright 1999-2018 Alibaba Group Holding Ltd.
+ *  Copyright 1999-2018 Alibaba Group Holding Ltd.
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
  *
- *      http://www.apache.org/licenses/LICENSE-2.0
+ *       http://www.apache.org/licenses/LICENSE-2.0
  *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
  */
 
 package com.alibaba.nacos.naming.consistency.persistent.impl;
 
 import com.alibaba.nacos.api.exception.NacosException;
-import com.alibaba.nacos.api.exception.runtime.NacosRuntimeException;
 import com.alibaba.nacos.common.notify.NotifyCenter;
 import com.alibaba.nacos.common.utils.ByteUtils;
 import com.alibaba.nacos.common.utils.StringUtils;
-import com.alibaba.nacos.consistency.DataOperation;
-import com.alibaba.nacos.consistency.SerializeFactory;
-import com.alibaba.nacos.consistency.Serializer;
 import com.alibaba.nacos.consistency.cp.CPProtocol;
-import com.alibaba.nacos.consistency.cp.RequestProcessor4CP;
 import com.alibaba.nacos.consistency.cp.MetadataKey;
 import com.alibaba.nacos.consistency.entity.ReadRequest;
 import com.alibaba.nacos.consistency.entity.Response;
 import com.alibaba.nacos.consistency.entity.WriteRequest;
-import com.alibaba.nacos.consistency.snapshot.SnapshotOperation;
 import com.alibaba.nacos.core.distributed.ProtocolManager;
 import com.alibaba.nacos.core.exception.ErrorCode;
-import com.alibaba.nacos.core.exception.KvStorageException;
-import com.alibaba.nacos.core.storage.kv.KvStorage;
 import com.alibaba.nacos.naming.consistency.Datum;
-import com.alibaba.nacos.naming.consistency.KeyBuilder;
 import com.alibaba.nacos.naming.consistency.RecordListener;
-import com.alibaba.nacos.naming.consistency.ValueChangeEvent;
 import com.alibaba.nacos.naming.consistency.persistent.ClusterVersionJudgement;
-import com.alibaba.nacos.naming.consistency.persistent.PersistentConsistencyService;
-import com.alibaba.nacos.naming.consistency.persistent.PersistentNotifier;
 import com.alibaba.nacos.naming.misc.Loggers;
-import com.alibaba.nacos.naming.misc.UtilsAndCommons;
 import com.alibaba.nacos.naming.pojo.Record;
 import com.alibaba.nacos.naming.utils.Constants;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.google.protobuf.ByteString;
-import org.apache.commons.lang3.reflect.TypeUtils;
-import org.springframework.stereotype.Service;
 
-import java.lang.reflect.Type;
-import java.nio.file.Paths;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
-import java.util.Map;
 import java.util.concurrent.TimeUnit;
-import java.util.concurrent.locks.Lock;
-import java.util.concurrent.locks.ReentrantReadWriteLock;
 
 /**
- * New service data persistence handler.
+ * In cluster mode, start the Raft protocol.
  *
  * @author <a href="mailto:liaochuntao@live.com">liaochuntao</a>
  */
 @SuppressWarnings("PMD.ServiceOrDaoClassShouldEndWithImplRule")
-@Service
-public class PersistentServiceProcessor extends RequestProcessor4CP implements PersistentConsistencyService {
-    
-    enum Op {
-        /**
-         * write ops.
-         */
-        Write("Write"),
-        
-        /**
-         * read ops.
-         */
-        Read("Read"),
-        
-        /**
-         * delete ops.
-         */
-        Delete("Delete");
-        
-        private final String desc;
-        
-        Op(String desc) {
-            this.desc = desc;
-        }
-    }
+public class PersistentServiceProcessor extends BasePersistentServiceProcessor {
     
     private final CPProtocol protocol;
     
-    private final KvStorage kvStorage;
-    
-    private final ClusterVersionJudgement versionJudgement;
-    
-    private final Serializer serializer;
-    
-    /**
-     * During snapshot processing, the processing of other requests needs to be paused.
-     */
-    private final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();
-    
-    private final ReentrantReadWriteLock.ReadLock readLock = lock.readLock();
-    
-    private final PersistentNotifier notifier;
-    
     /**
      * Is there a leader node currently.
      */
     private volatile boolean hasLeader = false;
     
-    /**
-     * Whether an unrecoverable error occurred.
-     */
-    private volatile boolean hasError = false;
-    
-    /**
-     * If use old raft, should not notify listener even new listener add.
-     */
-    private volatile boolean startNotify = false;
-    
-    public PersistentServiceProcessor(final ProtocolManager protocolManager,
-            final ClusterVersionJudgement versionJudgement) throws Exception {
+    public PersistentServiceProcessor(ProtocolManager protocolManager, ClusterVersionJudgement versionJudgement)
+            throws Exception {
+        super(versionJudgement);
         this.protocol = protocolManager.getCpProtocol();
-        this.versionJudgement = versionJudgement;
-        this.kvStorage = new NamingKvStorage(Paths.get(UtilsAndCommons.DATA_BASE_DIR, "data").toString());
-        this.serializer = SerializeFactory.getSerializer("JSON");
-        this.notifier = new PersistentNotifier(key -> {
-            try {
-                byte[] data = kvStorage.get(ByteUtils.toBytes(key));
-                Datum datum = serializer.deserialize(data, getDatumTypeFromKey(key));
-                return null != datum ? datum.value : null;
-            } catch (KvStorageException ex) {
-                throw new NacosRuntimeException(ex.getErrCode(), ex.getErrMsg());
-            }
-        });
-        init();
     }
     
-    @SuppressWarnings("unchecked")
-    private void init() {
-        NotifyCenter.registerToPublisher(ValueChangeEvent.class, 16384);
+    @Override
+    public void afterConstruct() {
+        super.afterConstruct();
         this.protocol.addLogProcessors(Collections.singletonList(this));
         this.protocol.protocolMetaData()
                 .subscribe(Constants.NAMING_PERSISTENT_SERVICE_GROUP, MetadataKey.LEADER_META_DATA,
                         (o, arg) -> hasLeader = StringUtils.isNotBlank(String.valueOf(arg)));
         // If you choose to use the new RAFT protocol directly, there will be no compatible logical execution
-        if (ApplicationUtils.getProperty(Constants.NACOS_NAMING_USE_NEW_RAFT_FIRST, Boolean.class, false)) {
+        if (EnvUtil.getProperty(Constants.NACOS_NAMING_USE_NEW_RAFT_FIRST, Boolean.class, false)) {
             NotifyCenter.registerSubscriber(notifier);
             waitLeader();
             startNotify = true;
-        } else {
-            this.versionJudgement.registerObserver(isNewVersion -> {
-                if (isNewVersion) {
-                    NotifyCenter.registerSubscriber(notifier);
-                    startNotify = true;
-                }
-            }, 10);
         }
     }
     
@@ -175,75 +87,6 @@ public class PersistentServiceProcessor extends RequestProcessor4CP implements P
         }
     }
     
-    @Override
-    public Response onRequest(ReadRequest request) {
-        final List<byte[]> keys = serializer
-                .deserialize(request.getData().toByteArray(), TypeUtils.parameterize(List.class, byte[].class));
-        final Lock lock = readLock;
-        lock.lock();
-        try {
-            final Map<byte[], byte[]> result = kvStorage.batchGet(keys);
-            final BatchReadResponse response = new BatchReadResponse();
-            result.forEach(response::append);
-            return Response.newBuilder().setSuccess(true).setData(ByteString.copyFrom(serializer.serialize(response)))
-                    .build();
-        } catch (KvStorageException e) {
-            return Response.newBuilder().setSuccess(false).setErrMsg(e.getErrMsg()).build();
-        } finally {
-            lock.unlock();
-        }
-    }
-    
-    @Override
-    public Response onApply(WriteRequest request) {
-        final byte[] data = request.getData().toByteArray();
-        final BatchWriteRequest bwRequest = serializer.deserialize(data, BatchWriteRequest.class);
-        final Op op = Op.valueOf(request.getOperation());
-        final Lock lock = readLock;
-        lock.lock();
-        try {
-            switch (op) {
-                case Write:
-                    kvStorage.batchPut(bwRequest.getKeys(), bwRequest.getValues());
-                    break;
-                case Delete:
-                    kvStorage.batchDelete(bwRequest.getKeys());
-                    break;
-                default:
-                    return Response.newBuilder().setSuccess(false).setErrMsg("unsupport operation : " + op).build();
-            }
-            publishValueChangeEvent(op, bwRequest);
-            return Response.newBuilder().setSuccess(true).build();
-        } catch (KvStorageException e) {
-            return Response.newBuilder().setSuccess(false).setErrMsg(e.getErrMsg()).build();
-        } finally {
-            lock.unlock();
-        }
-    }
-    
-    private void publishValueChangeEvent(final Op op, final BatchWriteRequest request) {
-        final List<byte[]> keys = request.getKeys();
-        final List<byte[]> values = request.getValues();
-        for (int i = 0; i < keys.size(); i++) {
-            final String key = new String(keys.get(i));
-            final Datum datum = serializer.deserialize(values.get(i), getDatumTypeFromKey(key));
-            final Record value = null != datum ? datum.value : null;
-            final ValueChangeEvent event = ValueChangeEvent.builder().key(key).value(value)
-                    .action(Op.Delete.equals(op) ? DataOperation.DELETE : DataOperation.CHANGE).build();
-            NotifyCenter.publishEvent(event);
-        }
-    }
-    
-    @Override
-    public String group() {
-        return Constants.NAMING_PERSISTENT_SERVICE_GROUP;
-    }
-    
-    @Override
-    public List<SnapshotOperation> loadSnapshotOperate() {
-        return Collections.singletonList(new NamingSnapshotOperation(this.kvStorage, lock));
-    }
-    
     @Override
     public void put(String key, Record value) throws NacosException {
         final BatchWriteRequest req = new BatchWriteRequest();
@@ -304,63 +147,8 @@ public class PersistentServiceProcessor extends RequestProcessor4CP implements P
         notifier.deregisterListener(key, listener);
     }
     
-    @Override
-    public void onError(Throwable error) {
-        super.onError(error);
-        hasError = true;
-    }
-    
     @Override
     public boolean isAvailable() {
         return hasLeader && !hasError;
     }
-    
-    private Type getDatumTypeFromKey(String key) {
-        return TypeUtils.parameterize(Datum.class, getClassOfRecordFromKey(key));
-    }
-    
-    private Class<? extends Record> getClassOfRecordFromKey(String key) {
-        if (KeyBuilder.matchSwitchKey(key)) {
-            return com.alibaba.nacos.naming.misc.SwitchDomain.class;
-        } else if (KeyBuilder.matchServiceMetaKey(key)) {
-            return com.alibaba.nacos.naming.core.Service.class;
-        } else if (KeyBuilder.matchInstanceListKey(key)) {
-            return com.alibaba.nacos.naming.core.Instances.class;
-        }
-        return Record.class;
-    }
-    
-    private void notifierDatumIfAbsent(String key, RecordListener listener) throws NacosException {
-        if (KeyBuilder.SERVICE_META_KEY_PREFIX.equals(key)) {
-            notifierAllServiceMeta(listener);
-        } else {
-            Datum datum = get(key);
-            if (null != datum) {
-                notifierDatum(key, datum, listener);
-            }
-        }
-    }
-    
-    /**
-     * This notify should only notify once during startup. See {@link com.alibaba.nacos.naming.core.ServiceManager#init()}
-     */
-    private void notifierAllServiceMeta(RecordListener listener) throws NacosException {
-        for (byte[] each : kvStorage.allKeys()) {
-            String key = new String(each);
-            if (listener.interests(key)) {
-                Datum datum = get(key);
-                if (null != datum) {
-                    notifierDatum(key, datum, listener);
-                }
-            }
-        }
-    }
-    
-    private void notifierDatum(String key, Datum datum, RecordListener listener) {
-        try {
-            listener.onChange(key, datum.value);
-        } catch (Exception e) {
-            Loggers.RAFT.error("NACOS-RAFT failed to notify listener", e);
-        }
-    }
 }

naming/src/main/java/com/alibaba/nacos/naming/consistency/persistent/impl/StandalonePersistentServiceProcessor.java

@@ -0,0 +1,110 @@
+/*
+ *  Copyright 1999-2018 Alibaba Group Holding Ltd.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+package com.alibaba.nacos.naming.consistency.persistent.impl;
+
+import com.alibaba.nacos.api.exception.NacosException;
+import com.alibaba.nacos.common.utils.ByteUtils;
+import com.alibaba.nacos.consistency.entity.ReadRequest;
+import com.alibaba.nacos.consistency.entity.Response;
+import com.alibaba.nacos.consistency.entity.WriteRequest;
+import com.alibaba.nacos.core.exception.ErrorCode;
+import com.alibaba.nacos.naming.consistency.Datum;
+import com.alibaba.nacos.naming.consistency.RecordListener;
+import com.alibaba.nacos.naming.consistency.persistent.ClusterVersionJudgement;
+import com.alibaba.nacos.naming.pojo.Record;
+import com.alibaba.nacos.naming.utils.Constants;
+import com.google.protobuf.ByteString;
+
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * Persistent service manipulation layer in stand-alone mode.
+ *
+ * @author <a href="mailto:liaochuntao@live.com">liaochuntao</a>
+ */
+@SuppressWarnings("PMD.ServiceOrDaoClassShouldEndWithImplRule")
+public class StandalonePersistentServiceProcessor extends BasePersistentServiceProcessor {
+    
+    public StandalonePersistentServiceProcessor(final ClusterVersionJudgement judgement) throws Exception {
+        super(judgement);
+    }
+    
+    @Override
+    public void put(String key, Record value) throws NacosException {
+        final BatchWriteRequest req = new BatchWriteRequest();
+        Datum datum = Datum.createDatum(key, value);
+        req.append(ByteUtils.toBytes(key), serializer.serialize(datum));
+        final WriteRequest request = WriteRequest.newBuilder().setData(ByteString.copyFrom(serializer.serialize(req)))
+                .setGroup(Constants.NAMING_PERSISTENT_SERVICE_GROUP).setOperation(Op.Write.desc).build();
+        try {
+            onApply(request);
+        } catch (Exception e) {
+            throw new NacosException(ErrorCode.ProtoSubmitError.getCode(), e.getMessage());
+        }
+    }
+    
+    @Override
+    public void remove(String key) throws NacosException {
+        final BatchWriteRequest req = new BatchWriteRequest();
+        req.append(ByteUtils.toBytes(key), ByteUtils.EMPTY);
+        final WriteRequest request = WriteRequest.newBuilder().setData(ByteString.copyFrom(serializer.serialize(req)))
+                .setGroup(Constants.NAMING_PERSISTENT_SERVICE_GROUP).setOperation(Op.Delete.desc).build();
+        try {
+            onApply(request);
+        } catch (Exception e) {
+            throw new NacosException(ErrorCode.ProtoSubmitError.getCode(), e.getMessage());
+        }
+    }
+    
+    @Override
+    public Datum get(String key) throws NacosException {
+        final List<byte[]> keys = Collections.singletonList(ByteUtils.toBytes(key));
+        final ReadRequest req = ReadRequest.newBuilder().setGroup(Constants.NAMING_PERSISTENT_SERVICE_GROUP)
+                .setData(ByteString.copyFrom(serializer.serialize(keys))).build();
+        try {
+            final Response resp = onRequest(req);
+            if (resp.getSuccess()) {
+                BatchReadResponse response = serializer
+                        .deserialize(resp.getData().toByteArray(), BatchReadResponse.class);
+                final List<byte[]> rValues = response.getValues();
+                return rValues.isEmpty() ? null : serializer.deserialize(rValues.get(0), getDatumTypeFromKey(key));
+            }
+            throw new NacosException(ErrorCode.ProtoReadError.getCode(), resp.getErrMsg());
+        } catch (Throwable e) {
+            throw new NacosException(ErrorCode.ProtoReadError.getCode(), e.getMessage());
+        }
+    }
+    
+    @Override
+    public void listen(String key, RecordListener listener) throws NacosException {
+        notifier.registerListener(key, listener);
+        if (startNotify) {
+            notifierDatumIfAbsent(key, listener);
+        }
+    }
+    
+    @Override
+    public void unListen(String key, RecordListener listener) throws NacosException {
+        notifier.deregisterListener(key, listener);
+    }
+    
+    @Override
+    public boolean isAvailable() {
+        return !hasError;
+    }
+}

naming/src/main/java/com/alibaba/nacos/naming/consistency/persistent/raft/RaftConsistencyServiceImpl.java

@@ -28,7 +28,7 @@ import com.alibaba.nacos.naming.misc.Loggers;
 import com.alibaba.nacos.naming.misc.SwitchDomain;
 import com.alibaba.nacos.naming.pojo.Record;
 import com.alibaba.nacos.naming.utils.Constants;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.springframework.context.annotation.DependsOn;
 import org.springframework.stereotype.Service;
 
@@ -73,7 +73,7 @@ public class RaftConsistencyServiceImpl implements PersistentConsistencyService
     
     @PostConstruct
     protected void init() throws Exception {
-        if (ApplicationUtils.getProperty(Constants.NACOS_NAMING_USE_NEW_RAFT_FIRST, Boolean.class, false)) {
+        if (EnvUtil.getProperty(Constants.NACOS_NAMING_USE_NEW_RAFT_FIRST, Boolean.class, false)) {
             this.raftCore.shutdown();
         }
     }

naming/src/main/java/com/alibaba/nacos/naming/consistency/persistent/raft/RaftCore.java

@@ -44,7 +44,7 @@ import com.alibaba.nacos.naming.misc.SwitchDomain;
 import com.alibaba.nacos.naming.misc.UtilsAndCommons;
 import com.alibaba.nacos.naming.monitor.MetricsMonitor;
 import com.alibaba.nacos.naming.pojo.Record;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.node.ArrayNode;
@@ -127,6 +127,8 @@ public class RaftCore implements Closeable {
     
     private final EventPublisher publisher;
     
+    private final RaftListener raftListener;
+    
     private boolean initialized = false;
     
     private volatile boolean stopWork = false;
@@ -136,7 +138,7 @@ public class RaftCore implements Closeable {
     private ScheduledFuture heartbeatTask = null;
     
     public RaftCore(RaftPeerSet peers, SwitchDomain switchDomain, GlobalConfig globalConfig, RaftProxy raftProxy,
-            RaftStore raftStore, ClusterVersionJudgement versionJudgement) {
+            RaftStore raftStore, ClusterVersionJudgement versionJudgement, RaftListener raftListener) {
         this.peers = peers;
         this.switchDomain = switchDomain;
         this.globalConfig = globalConfig;
@@ -145,6 +147,7 @@ public class RaftCore implements Closeable {
         this.versionJudgement = versionJudgement;
         this.notifier = new PersistentNotifier(key -> null == getDatum(key) ? null : getDatum(key).value);
         this.publisher = NotifyCenter.registerToPublisher(ValueChangeEvent.class, 16384);
+        this.raftListener = raftListener;
     }
     
     /**
@@ -175,6 +178,7 @@ public class RaftCore implements Closeable {
             if (stopWork) {
                 try {
                     shutdown();
+                    raftListener.removeOldRaftMetadata();
                 } catch (NacosException e) {
                     throw new NacosRuntimeException(NacosException.SERVER_ERROR, e);
                 }
@@ -610,7 +614,7 @@ public class RaftCore implements Closeable {
         
         private void sendBeat() throws IOException, InterruptedException {
             RaftPeer local = peers.local();
-            if (ApplicationUtils.getStandaloneMode() || local.state != RaftPeer.State.LEADER) {
+            if (EnvUtil.getStandaloneMode() || local.state != RaftPeer.State.LEADER) {
                 return;
             }
             if (Loggers.RAFT.isDebugEnabled()) {
@@ -1005,9 +1009,9 @@ public class RaftCore implements Closeable {
      */
     public static String buildUrl(String ip, String api) {
         if (!IPUtil.containsPort(ip)) {
-            ip = ip + IPUtil.IP_PORT_SPLITER + ApplicationUtils.getPort();
+            ip = ip + IPUtil.IP_PORT_SPLITER + EnvUtil.getPort();
         }
-        return "http://" + ip + ApplicationUtils.getContextPath() + api;
+        return "http://" + ip + EnvUtil.getContextPath() + api;
     }
     
     public Datum<?> getDatum(String key) {

naming/src/main/java/com/alibaba/nacos/naming/consistency/persistent/raft/RaftListener.java

@@ -21,12 +21,15 @@ import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
 import com.alibaba.nacos.naming.consistency.persistent.ClusterVersionJudgement;
 import com.alibaba.nacos.naming.misc.Loggers;
+import com.alibaba.nacos.naming.utils.Constants;
 import org.springframework.context.ApplicationEvent;
 import org.springframework.context.event.SmartApplicationListener;
 import org.springframework.stereotype.Component;
 
 import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.locks.Lock;
+import java.util.concurrent.locks.ReentrantReadWriteLock;
 
 /**
  * Inject the raft information from the naming module into the outlier information of the node.
@@ -38,14 +41,21 @@ import java.util.Map;
 @Component
 public class RaftListener implements SmartApplicationListener {
     
-    private static final String GROUP = "naming";
-    
     private final ServerMemberManager memberManager;
     
     private final ClusterVersionJudgement versionJudgement;
     
     private volatile boolean stopUpdate = false;
     
+    /**
+     * Avoid multithreading mode. Old Raft information data cannot be properly removed.
+     */
+    private final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();
+    
+    private final ReentrantReadWriteLock.WriteLock writeLock = lock.writeLock();
+    
+    private final ReentrantReadWriteLock.ReadLock readLock = lock.readLock();
+    
     public RaftListener(ServerMemberManager memberManager, ClusterVersionJudgement versionJudgement) {
         this.memberManager = memberManager;
         this.versionJudgement = versionJudgement;
@@ -54,12 +64,15 @@ public class RaftListener implements SmartApplicationListener {
     
     private void init() {
         this.versionJudgement.registerObserver(isAllNewVersion -> {
-            stopUpdate = isAllNewVersion;
-            if (stopUpdate) {
-                Loggers.RAFT.warn("start to move old raft protocol metadata");
-                Member self = memberManager.getSelf();
-                self.delExtendVal(GROUP);
-                memberManager.update(self);
+            final Lock lock = this.writeLock;
+            lock.lock();
+            try {
+                stopUpdate = isAllNewVersion;
+                if (stopUpdate) {
+                    removeOldRaftMetadata();
+                }
+            } finally {
+                lock.unlock();
             }
         }, -2);
     }
@@ -71,14 +84,30 @@ public class RaftListener implements SmartApplicationListener {
     
     @Override
     public void onApplicationEvent(ApplicationEvent event) {
-        if (event instanceof BaseRaftEvent && !stopUpdate) {
-            BaseRaftEvent raftEvent = (BaseRaftEvent) event;
-            RaftPeer local = raftEvent.getLocal();
-            String json = JacksonUtils.toJson(local);
-            Map map = JacksonUtils.toObj(json, HashMap.class);
-            Member self = memberManager.getSelf();
-            self.setExtendVal(GROUP, map);
-            memberManager.update(self);
+        final Lock lock = readLock;
+        lock.lock();
+        try {
+            if (event instanceof BaseRaftEvent && !stopUpdate) {
+                BaseRaftEvent raftEvent = (BaseRaftEvent) event;
+                RaftPeer local = raftEvent.getLocal();
+                String json = JacksonUtils.toJson(local);
+                Map map = JacksonUtils.toObj(json, HashMap.class);
+                Member self = memberManager.getSelf();
+                self.setExtendVal(Constants.OLD_NAMING_RAFT_GROUP, map);
+                memberManager.update(self);
+            }
+            if (stopUpdate) {
+                removeOldRaftMetadata();
+            }
+        } finally {
+            lock.unlock();
         }
     }
+    
+    void removeOldRaftMetadata() {
+        Loggers.RAFT.warn("start to move old raft protocol metadata");
+        Member self = memberManager.getSelf();
+        self.delExtendVal(Constants.OLD_NAMING_RAFT_GROUP);
+        memberManager.update(self);
+    }
 }

naming/src/main/java/com/alibaba/nacos/naming/consistency/persistent/raft/RaftPeerSet.java

@@ -29,6 +29,7 @@ import com.alibaba.nacos.core.cluster.ServerMemberManager;
 import com.alibaba.nacos.naming.misc.HttpClient;
 import com.alibaba.nacos.naming.misc.Loggers;
 import com.alibaba.nacos.naming.misc.NetUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.ApplicationUtils;
 import org.apache.commons.collections.SortedBag;
 import org.apache.commons.collections.bag.TreeBag;
@@ -93,7 +94,7 @@ public class RaftPeerSet extends MemberChangeListener implements Closeable {
     }
     
     public RaftPeer getLeader() {
-        if (ApplicationUtils.getStandaloneMode()) {
+        if (EnvUtil.getStandaloneMode()) {
             return local();
         }
         return leader;
@@ -136,7 +137,7 @@ public class RaftPeerSet extends MemberChangeListener implements Closeable {
      * @return true if is leader or stand alone, otherwise false
      */
     public boolean isLeader(String ip) {
-        if (ApplicationUtils.getStandaloneMode()) {
+        if (EnvUtil.getStandaloneMode()) {
             return true;
         }
         
@@ -271,8 +272,8 @@ public class RaftPeerSet extends MemberChangeListener implements Closeable {
      * @return local raft peer
      */
     public RaftPeer local() {
-        RaftPeer peer = peers.get(ApplicationUtils.getLocalAddress());
-        if (peer == null && ApplicationUtils.getStandaloneMode()) {
+        RaftPeer peer = peers.get(EnvUtil.getLocalAddress());
+        if (peer == null && EnvUtil.getStandaloneMode()) {
             RaftPeer localPeer = new RaftPeer();
             localPeer.ip = NetUtils.localServer();
             localPeer.term.set(localTerm.get());
@@ -350,7 +351,7 @@ public class RaftPeerSet extends MemberChangeListener implements Closeable {
             raftPeer.ip = address;
             
             // first time meet the local server:
-            if (ApplicationUtils.getLocalAddress().equals(address)) {
+            if (EnvUtil.getLocalAddress().equals(address)) {
                 raftPeer.term.set(localTerm.get());
             }
             

naming/src/main/java/com/alibaba/nacos/naming/consistency/persistent/raft/RaftProxy.java

@@ -17,7 +17,7 @@
 package com.alibaba.nacos.naming.consistency.persistent.raft;
 
 import com.alibaba.nacos.common.utils.IPUtil;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.common.model.RestResult;
 import com.alibaba.nacos.naming.misc.HttpClient;
 import org.springframework.http.HttpMethod;
@@ -46,9 +46,9 @@ public class RaftProxy {
     public void proxyGet(String server, String api, Map<String, String> params) throws Exception {
         // do proxy
         if (!IPUtil.containsPort(server)) {
-            server = server + IPUtil.IP_PORT_SPLITER + ApplicationUtils.getPort();
+            server = server + IPUtil.IP_PORT_SPLITER + EnvUtil.getPort();
         }
-        String url = "http://" + server + ApplicationUtils.getContextPath() + api;
+        String url = "http://" + server + EnvUtil.getContextPath() + api;
         
         RestResult<String> result = HttpClient.httpGet(url, null, params);
         if (!result.ok()) {
@@ -68,9 +68,9 @@ public class RaftProxy {
     public void proxy(String server, String api, Map<String, String> params, HttpMethod method) throws Exception {
         // do proxy
         if (!IPUtil.containsPort(server)) {
-            server = server + IPUtil.IP_PORT_SPLITER + ApplicationUtils.getPort();
+            server = server + IPUtil.IP_PORT_SPLITER + EnvUtil.getPort();
         }
-        String url = "http://" + server + ApplicationUtils.getContextPath() + api;
+        String url = "http://" + server + EnvUtil.getContextPath() + api;
         RestResult<String> result;
         switch (method) {
             case GET:
@@ -104,9 +104,9 @@ public class RaftProxy {
             throws Exception {
         // do proxy
         if (!IPUtil.containsPort(server)) {
-            server = server + IPUtil.IP_PORT_SPLITER + ApplicationUtils.getPort();
+            server = server + IPUtil.IP_PORT_SPLITER + EnvUtil.getPort();
         }
-        String url = "http://" + server + ApplicationUtils.getContextPath() + api;
+        String url = "http://" + server + EnvUtil.getContextPath() + api;
         
         RestResult<String> result = HttpClient.httpPostLarge(url, headers, content);
         if (!result.ok()) {

naming/src/main/java/com/alibaba/nacos/naming/controllers/HealthController.java

@@ -22,7 +22,7 @@ import com.alibaba.nacos.api.naming.pojo.healthcheck.AbstractHealthChecker;
 import com.alibaba.nacos.auth.annotation.Secured;
 import com.alibaba.nacos.auth.common.ActionTypes;
 import com.alibaba.nacos.common.utils.JacksonUtils;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.core.utils.WebUtils;
 import com.alibaba.nacos.naming.core.Instance;
 import com.alibaba.nacos.naming.core.Service;
@@ -75,7 +75,7 @@ public class HealthController {
         ObjectNode result = JacksonUtils.createEmptyJsonNode();
         result.put("msg",
                 "Hello! I am Nacos-Naming and healthy! total services: raft " + serviceManager.getServiceCount()
-                        + ", local port:" + ApplicationUtils.getPort());
+                        + ", local port:" + EnvUtil.getPort());
         return result;
     }
     

naming/src/main/java/com/alibaba/nacos/naming/controllers/OperatorController.java

@@ -35,7 +35,7 @@ import com.alibaba.nacos.naming.misc.SwitchEntry;
 import com.alibaba.nacos.naming.misc.SwitchManager;
 import com.alibaba.nacos.naming.misc.UtilsAndCommons;
 import com.alibaba.nacos.naming.push.PushService;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
@@ -191,9 +191,9 @@ public class OperatorController {
         result.put("raftNotifyTaskCount", raftCore.getNotifyTaskCount());
         result.put("responsibleServiceCount", responsibleDomCount);
         result.put("responsibleInstanceCount", responsibleIpCount);
-        result.put("cpu", ApplicationUtils.getCPU());
-        result.put("load", ApplicationUtils.getLoad());
-        result.put("mem", ApplicationUtils.getMem());
+        result.put("cpu", EnvUtil.getCPU());
+        result.put("load", EnvUtil.getLoad());
+        result.put("mem", EnvUtil.getMem());
         
         return result;
     }

naming/src/main/java/com/alibaba/nacos/naming/core/DistroMapper.java

@@ -22,7 +22,7 @@ import com.alibaba.nacos.core.cluster.MemberUtils;
 import com.alibaba.nacos.core.cluster.MembersChangeEvent;
 import com.alibaba.nacos.core.cluster.NodeState;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.naming.misc.Loggers;
 import com.alibaba.nacos.naming.misc.SwitchDomain;
 import org.apache.commons.collections.CollectionUtils;
@@ -83,7 +83,7 @@ public class DistroMapper extends MemberChangeListener {
     public boolean responsible(String responsibleTag) {
         final List<String> servers = healthyList;
         
-        if (!switchDomain.isDistroEnabled() || ApplicationUtils.getStandaloneMode()) {
+        if (!switchDomain.isDistroEnabled() || EnvUtil.getStandaloneMode()) {
             return true;
         }
         
@@ -92,8 +92,8 @@ public class DistroMapper extends MemberChangeListener {
             return false;
         }
         
-        int index = servers.indexOf(ApplicationUtils.getLocalAddress());
-        int lastIndex = servers.lastIndexOf(ApplicationUtils.getLocalAddress());
+        int index = servers.indexOf(EnvUtil.getLocalAddress());
+        int lastIndex = servers.lastIndexOf(EnvUtil.getLocalAddress());
         if (lastIndex < 0 || index < 0) {
             return true;
         }
@@ -112,16 +112,16 @@ public class DistroMapper extends MemberChangeListener {
         final List<String> servers = healthyList;
         
         if (CollectionUtils.isEmpty(servers) || !switchDomain.isDistroEnabled()) {
-            return ApplicationUtils.getLocalAddress();
+            return EnvUtil.getLocalAddress();
         }
         
         try {
             int index = distroHash(responsibleTag) % servers.size();
             return servers.get(index);
         } catch (Throwable e) {
-            Loggers.SRV_LOG.warn("[NACOS-DISTRO] distro mapper failed, return localhost: " + ApplicationUtils
+            Loggers.SRV_LOG.warn("[NACOS-DISTRO] distro mapper failed, return localhost: " + EnvUtil
                     .getLocalAddress(), e);
-            return ApplicationUtils.getLocalAddress();
+            return EnvUtil.getLocalAddress();
         }
     }
     

naming/src/main/java/com/alibaba/nacos/naming/core/SubscribeManager.java

@@ -21,7 +21,7 @@ import com.alibaba.nacos.common.model.RestResult;
 import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.naming.misc.HttpClient;
 import com.alibaba.nacos.naming.misc.NetUtils;
 import com.alibaba.nacos.naming.misc.UtilsAndCommons;
@@ -106,7 +106,7 @@ public class SubscribeManager {
                 }
                 
                 RestResult<String> result = HttpClient.httpGet(
-                        "http://" + server.getAddress() + ApplicationUtils.getContextPath()
+                        "http://" + server.getAddress() + EnvUtil.getContextPath()
                                 + UtilsAndCommons.NACOS_NAMING_CONTEXT + SUBSCRIBER_ON_SYNC_URL, new ArrayList<>(),
                         paramValues);
                 

naming/src/main/java/com/alibaba/nacos/naming/healthcheck/ClientBeatCheckTask.java

@@ -20,6 +20,8 @@ import com.alibaba.nacos.common.utils.IPUtil;
 import com.alibaba.nacos.common.http.Callback;
 import com.alibaba.nacos.common.model.RestResult;
 import com.alibaba.nacos.common.utils.JacksonUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
+import com.alibaba.nacos.sys.utils.ApplicationUtils;
 import com.alibaba.nacos.naming.consistency.KeyBuilder;
 import com.alibaba.nacos.naming.core.DistroMapper;
 import com.alibaba.nacos.naming.core.Instance;
@@ -136,7 +138,7 @@ public class ClientBeatCheckTask implements BeatCheckTask {
                     .appendParam("ephemeral", "true").appendParam("clusterName", instance.getClusterName())
                     .appendParam("serviceName", service.getName()).appendParam("namespaceId", service.getNamespaceId());
             
-            String url = "http://" + IPUtil.localHostIP() + IPUtil.IP_PORT_SPLITER + ApplicationUtils.getPort() + ApplicationUtils.getContextPath()
+            String url = "http://" + IPUtil.localHostIP() + IPUtil.IP_PORT_SPLITER + EnvUtil.getPort() + EnvUtil.getContextPath()
                     + UtilsAndCommons.NACOS_NAMING_CONTEXT + "/instance?" + request.toUrl();
             
             // delete instance asynchronously:

naming/src/main/java/com/alibaba/nacos/naming/misc/GlobalExecutor.java

@@ -143,8 +143,8 @@ public class GlobalExecutor {
         NAMING_TIMER_EXECUTOR.scheduleAtFixedRate(runnable, initialDelay, period, TimeUnit.MILLISECONDS);
     }
     
-    public static void submitClusterVersionJudge(Runnable runnable, long delay) {
-        NAMING_TIMER_EXECUTOR.schedule(runnable, delay, TimeUnit.MILLISECONDS);
+    public static ScheduledFuture submitClusterVersionJudge(Runnable runnable, long delay) {
+        return NAMING_TIMER_EXECUTOR.schedule(runnable, delay, TimeUnit.MILLISECONDS);
     }
 
     public static void submitDistroNotifyTask(Runnable runnable) {

naming/src/main/java/com/alibaba/nacos/naming/misc/HttpClient.java

@@ -27,7 +27,7 @@ import com.alibaba.nacos.common.http.param.Query;
 import com.alibaba.nacos.common.model.RestResult;
 import com.alibaba.nacos.common.utils.HttpMethod;
 import com.alibaba.nacos.common.utils.VersionUtils;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.apache.commons.collections.CollectionUtils;
 import org.apache.commons.collections.MapUtils;
 import org.apache.commons.lang3.StringUtils;
@@ -101,7 +101,7 @@ public class HttpClient {
         header.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
         header.addParam(HttpHeaderConsts.CLIENT_VERSION_HEADER, VersionUtils.version);
         header.addParam(HttpHeaderConsts.USER_AGENT_HEADER, UtilsAndCommons.SERVER_VERSION);
-        header.addParam(HttpHeaderConsts.REQUEST_SOURCE_HEADER, ApplicationUtils.getLocalAddress());
+        header.addParam(HttpHeaderConsts.REQUEST_SOURCE_HEADER, EnvUtil.getLocalAddress());
         header.addParam(HttpHeaderConsts.ACCEPT_CHARSET, encoding);
         
         HttpClientConfig httpClientConfig = HttpClientConfig.builder().setConTimeOutMillis(connectTimeout)

naming/src/main/java/com/alibaba/nacos/naming/misc/NamingProxy.java

@@ -22,7 +22,7 @@ import com.alibaba.nacos.common.http.Callback;
 import com.alibaba.nacos.common.model.RestResult;
 import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.common.utils.VersionUtils;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.apache.commons.lang3.StringUtils;
 
 import java.io.IOException;
@@ -73,14 +73,14 @@ public class NamingProxy {
             headers.put(HttpHeaderConsts.CONNECTION, "Keep-Alive");
             
             HttpClient.asyncHttpPutLarge(
-                    "http://" + server + ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
+                    "http://" + server + EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
                             + TIMESTAMP_SYNC_URL + "?source=" + NetUtils.localServer(), headers, checksums,
                     new Callback<String>() {
                         @Override
                         public void onReceive(RestResult<String> result) {
                             if (!result.ok()) {
                                 Loggers.DISTRO.error("failed to req API: {}, code: {}, msg: {}",
-                                        "http://" + server + ApplicationUtils.getContextPath()
+                                        "http://" + server + EnvUtil.getContextPath()
                                                 + UtilsAndCommons.NACOS_NAMING_CONTEXT + TIMESTAMP_SYNC_URL,
                                         result.getCode(), result.getMessage());
                             }
@@ -89,7 +89,7 @@ public class NamingProxy {
                         @Override
                         public void onError(Throwable throwable) {
                             Loggers.DISTRO
-                                    .error("failed to req API:" + "http://" + server + ApplicationUtils.getContextPath()
+                                    .error("failed to req API:" + "http://" + server + EnvUtil.getContextPath()
                                             + UtilsAndCommons.NACOS_NAMING_CONTEXT + TIMESTAMP_SYNC_URL, throwable);
                         }
     
@@ -116,14 +116,14 @@ public class NamingProxy {
         Map<String, String> params = new HashMap<>(8);
         params.put("keys", StringUtils.join(keys, ","));
         RestResult<String> result = HttpClient.httpGetLarge(
-                "http://" + server + ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
+                "http://" + server + EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
                         + DATA_GET_URL, new HashMap<>(8), JacksonUtils.toJson(params));
         
         if (result.ok()) {
             return result.getData().getBytes();
         }
         
-        throw new IOException("failed to req API: " + "http://" + server + ApplicationUtils.getContextPath()
+        throw new IOException("failed to req API: " + "http://" + server + EnvUtil.getContextPath()
                 + UtilsAndCommons.NACOS_NAMING_CONTEXT + DATA_GET_URL + ". code: " + result.getCode() + " msg: "
                 + result.getMessage());
     }
@@ -139,14 +139,14 @@ public class NamingProxy {
         
         Map<String, String> params = new HashMap<>(8);
         RestResult<String> result = HttpClient.httpGet(
-                "http://" + server + ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
+                "http://" + server + EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
                         + ALL_DATA_GET_URL, new ArrayList<>(), params);
         
         if (result.ok()) {
             return result.getData().getBytes();
         }
         
-        throw new IOException("failed to req API: " + "http://" + server + ApplicationUtils.getContextPath()
+        throw new IOException("failed to req API: " + "http://" + server + EnvUtil.getContextPath()
                 + UtilsAndCommons.NACOS_NAMING_CONTEXT + ALL_DATA_GET_URL + ". code: " + result.getCode() + " msg: "
                 + result.getMessage());
     }
@@ -169,7 +169,7 @@ public class NamingProxy {
         
         try {
             RestResult<String> result = HttpClient.httpPutLarge(
-                    "http://" + curServer + ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
+                    "http://" + curServer + EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
                             + DATA_ON_SYNC_URL, headers, data);
             if (result.ok()) {
                 return true;
@@ -177,7 +177,7 @@ public class NamingProxy {
             if (HttpURLConnection.HTTP_NOT_MODIFIED == result.getCode()) {
                 return true;
             }
-            throw new IOException("failed to req API:" + "http://" + curServer + ApplicationUtils.getContextPath()
+            throw new IOException("failed to req API:" + "http://" + curServer + EnvUtil.getContextPath()
                     + UtilsAndCommons.NACOS_NAMING_CONTEXT + DATA_ON_SYNC_URL + ". code:" + result.getCode() + " msg: "
                     + result.getData());
         } catch (Exception e) {
@@ -204,7 +204,7 @@ public class NamingProxy {
             RestResult<String> result;
             
             if (!IPUtil.containsPort(curServer)) {
-                curServer = curServer + IPUtil.IP_PORT_SPLITER + ApplicationUtils.getPort();
+                curServer = curServer + IPUtil.IP_PORT_SPLITER + EnvUtil.getPort();
             }
             
             result = HttpClient.httpGet("http://" + curServer + api, headers, params);
@@ -246,16 +246,16 @@ public class NamingProxy {
             RestResult<String> result;
             
             if (!IPUtil.containsPort(curServer)) {
-                curServer = curServer + IPUtil.IP_PORT_SPLITER + ApplicationUtils.getPort();
+                curServer = curServer + IPUtil.IP_PORT_SPLITER + EnvUtil.getPort();
             }
             
             if (isPost) {
                 result = HttpClient.httpPost(
-                        "http://" + curServer + ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
+                        "http://" + curServer + EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
                                 + "/api/" + api, headers, params);
             } else {
                 result = HttpClient.httpGet(
-                        "http://" + curServer + ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
+                        "http://" + curServer + EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
                                 + "/api/" + api, headers, params);
             }
             
@@ -267,7 +267,7 @@ public class NamingProxy {
                 return StringUtils.EMPTY;
             }
             
-            throw new IOException("failed to req API:" + "http://" + curServer + ApplicationUtils.getContextPath()
+            throw new IOException("failed to req API:" + "http://" + curServer + EnvUtil.getContextPath()
                     + UtilsAndCommons.NACOS_NAMING_CONTEXT + "/api/" + api + ". code:" + result.getCode() + " msg: "
                     + result.getMessage());
         } catch (Exception e) {
@@ -296,16 +296,16 @@ public class NamingProxy {
             RestResult<String> result;
             
             if (!IPUtil.containsPort(curServer)) {
-                curServer = curServer + IPUtil.IP_PORT_SPLITER + ApplicationUtils.getPort();
+                curServer = curServer + IPUtil.IP_PORT_SPLITER + EnvUtil.getPort();
             }
             
             if (isPost) {
                 result = HttpClient.httpPost(
-                        "http://" + curServer + ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
+                        "http://" + curServer + EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
                                 + path, headers, params);
             } else {
                 result = HttpClient.httpGet(
-                        "http://" + curServer + ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
+                        "http://" + curServer + EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
                                 + path, headers, params);
             }
             
@@ -317,7 +317,7 @@ public class NamingProxy {
                 return StringUtils.EMPTY;
             }
             
-            throw new IOException("failed to req API:" + "http://" + curServer + ApplicationUtils.getContextPath()
+            throw new IOException("failed to req API:" + "http://" + curServer + EnvUtil.getContextPath()
                     + UtilsAndCommons.NACOS_NAMING_CONTEXT + path + ". code:" + result.getCode() + " msg: "
                     + result.getMessage());
         } catch (Exception e) {

naming/src/main/java/com/alibaba/nacos/naming/misc/NetUtils.java

@@ -17,7 +17,7 @@
 package com.alibaba.nacos.naming.misc;
 
 import com.alibaba.nacos.common.utils.IPUtil;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.InetUtils;
 
 /**
@@ -33,7 +33,7 @@ public class NetUtils {
      * @return local server address
      */
     public static String localServer() {
-        return InetUtils.getSelfIP() + IPUtil.IP_PORT_SPLITER + ApplicationUtils.getPort();
+        return InetUtils.getSelfIP() + IPUtil.IP_PORT_SPLITER + EnvUtil.getPort();
     }
     
 }

naming/src/main/java/com/alibaba/nacos/naming/misc/ServerStatusSynchronizer.java

@@ -17,7 +17,7 @@
 package com.alibaba.nacos.naming.misc;
 
 import com.alibaba.nacos.common.utils.IPUtil;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.common.http.Callback;
 import com.alibaba.nacos.common.model.RestResult;
 import org.springframework.util.StringUtils;
@@ -43,11 +43,11 @@ public class ServerStatusSynchronizer implements Synchronizer {
         
         params.put("serverStatus", msg.getData());
         
-        String url = "http://" + serverIP + ":" + ApplicationUtils.getPort() + ApplicationUtils.getContextPath()
+        String url = "http://" + serverIP + ":" + EnvUtil.getPort() + EnvUtil.getContextPath()
                 + UtilsAndCommons.NACOS_NAMING_CONTEXT + "/operator/server/status";
         
         if (IPUtil.containsPort(serverIP)) {
-            url = "http://" + serverIP + ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
+            url = "http://" + serverIP + EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
                     + "/operator/server/status";
         }
         

naming/src/main/java/com/alibaba/nacos/naming/misc/ServiceStatusSynchronizer.java

@@ -20,7 +20,7 @@ import com.alibaba.nacos.common.utils.IPUtil;
 import com.alibaba.nacos.common.http.Callback;
 import com.alibaba.nacos.common.model.RestResult;
 import com.alibaba.nacos.common.utils.JacksonUtils;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.apache.commons.lang3.StringUtils;
 
 import java.util.HashMap;
@@ -44,11 +44,11 @@ public class ServiceStatusSynchronizer implements Synchronizer {
         params.put("statuses", msg.getData());
         params.put("clientIP", NetUtils.localServer());
         
-        String url = "http://" + serverIP + ":" + ApplicationUtils.getPort() + ApplicationUtils.getContextPath()
+        String url = "http://" + serverIP + ":" + EnvUtil.getPort() + EnvUtil.getContextPath()
                 + UtilsAndCommons.NACOS_NAMING_CONTEXT + "/service/status";
         
         if (IPUtil.containsPort(serverIP)) {
-            url = "http://" + serverIP + ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
+            url = "http://" + serverIP + EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT
                     + "/service/status";
         }
         
@@ -95,7 +95,7 @@ public class ServiceStatusSynchronizer implements Synchronizer {
                 Loggers.SRV_LOG.debug("[STATUS-SYNCHRONIZE] sync service status from: {}, service: {}", serverIP, key);
             }
             result = NamingProxy
-                    .reqApi(ApplicationUtils.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT + "/instance/"
+                    .reqApi(EnvUtil.getContextPath() + UtilsAndCommons.NACOS_NAMING_CONTEXT + "/instance/"
                             + "statuses", params, serverIP);
         } catch (Exception e) {
             Loggers.SRV_LOG.warn("[STATUS-SYNCHRONIZE] Failed to get service status from " + serverIP, e);

naming/src/main/java/com/alibaba/nacos/naming/misc/UtilsAndCommons.java

@@ -22,7 +22,7 @@ import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.common.utils.VersionUtils;
 import com.alibaba.nacos.naming.selector.LabelSelector;
 import com.alibaba.nacos.naming.selector.NoneSelector;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.fasterxml.jackson.core.type.TypeReference;
 import org.apache.commons.lang3.StringUtils;
 
@@ -120,7 +120,7 @@ public class UtilsAndCommons {
     public static final String PERSIST = "persist";
     
     public static final String DATA_BASE_DIR =
-            ApplicationUtils.getNacosHome() + File.separator + "data" + File.separator + "naming";
+            EnvUtil.getNacosHome() + File.separator + "data" + File.separator + "naming";
     
     public static final String RAFT_CACHE_FILE_PREFIX = "com.alibaba.nacos.naming";
     

naming/src/main/java/com/alibaba/nacos/naming/utils/Constants.java

@@ -28,6 +28,8 @@ public final class Constants {
     
     public static final String INSTANCE_METADATA = "naming_instance_metadata";
     
+    public static final String OLD_NAMING_RAFT_GROUP = "naming";
+    
     public static final String NAMING_PERSISTENT_SERVICE_GROUP = "naming_persistent_service";
     
     public static final String NACOS_NAMING_USE_NEW_RAFT_FIRST = "nacos.naming.use-new-raft.first";

naming/src/main/java/com/alibaba/nacos/naming/web/NamingResourceParser.java

@@ -22,6 +22,7 @@ import com.alibaba.nacos.api.remote.request.Request;
 import com.alibaba.nacos.auth.model.Resource;
 import com.alibaba.nacos.auth.parser.ResourceParser;
 import com.alibaba.nacos.common.utils.ReflectUtils;
+import com.alibaba.nacos.common.utils.NamespaceUtil;
 import org.apache.commons.lang3.StringUtils;
 
 import javax.servlet.http.HttpServletRequest;
@@ -44,7 +45,7 @@ public class NamingResourceParser implements ResourceParser {
         String groupName = null;
         if (requestObj instanceof HttpServletRequest) {
             HttpServletRequest req = (HttpServletRequest) requestObj;
-            namespaceId = req.getParameter(CommonParams.NAMESPACE_ID);
+            namespaceId = NamespaceUtil.processNamespaceParameter(req.getParameter(CommonParams.NAMESPACE_ID));
             serviceName = req.getParameter(CommonParams.SERVICE_NAME);
             groupName = req.getParameter(CommonParams.GROUP_NAME);
         } else if (requestObj instanceof Request) {

naming/src/test/java/com/alibaba/nacos/naming/BaseTest.java

@@ -25,6 +25,7 @@ import com.alibaba.nacos.naming.healthcheck.HealthCheckProcessorDelegate;
 import com.alibaba.nacos.naming.misc.NetUtils;
 import com.alibaba.nacos.naming.misc.SwitchDomain;
 import com.alibaba.nacos.naming.push.PushService;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.ApplicationUtils;
 import org.junit.Before;
 import org.junit.Rule;
@@ -82,7 +83,7 @@ public class BaseTest {
     
     @Before
     public void before() {
-        ApplicationUtils.injectEnvironment(environment);
+        EnvUtil.setEnvironment(environment);
         ApplicationUtils.injectContext(context);
     }
     

naming/src/test/java/com/alibaba/nacos/naming/consistency/persistent/ClusterVersionJudgementTest.java

@@ -20,7 +20,7 @@ import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.cluster.MemberMetaDataConstants;
 import com.alibaba.nacos.core.cluster.NodeState;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
@@ -40,7 +40,7 @@ public class ClusterVersionJudgementTest {
     
     @BeforeClass
     public static void beforeClass() {
-        ApplicationUtils.injectEnvironment(new MockEnvironment());
+        EnvUtil.setEnvironment(new MockEnvironment());
     }
     
     @Before

naming/src/test/java/com/alibaba/nacos/naming/consistency/persistent/impl/NamingSnapshotOperationTest.java

@@ -21,7 +21,7 @@ import com.alibaba.nacos.consistency.snapshot.Writer;
 import com.alibaba.nacos.core.distributed.raft.RaftConfig;
 import com.alibaba.nacos.core.distributed.raft.utils.RaftExecutor;
 import com.alibaba.nacos.core.storage.kv.KvStorage;
-import com.alibaba.nacos.sys.utils.ApplicationUtils;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.DiskUtils;
 import org.junit.After;
 import org.junit.Assert;
@@ -40,27 +40,27 @@ public class NamingSnapshotOperationTest {
     
     static {
         RaftExecutor.init(new RaftConfig());
-        ApplicationUtils.injectEnvironment(new MockEnvironment());
+        EnvUtil.setEnvironment(new MockEnvironment());
     }
     
     @Mock
     private KvStorage storage;
     
-    private final String tmpDir = Paths.get(ApplicationUtils.getNacosTmpDir(), "rocks_test").toString();
+    private final String tmpDir = Paths.get(EnvUtil.getNacosTmpDir(), "rocks_test").toString();
     
-    private final String snapshotDir = Paths.get(ApplicationUtils.getNacosTmpDir(), "rocks_snapshot_test").toString();
+    private final String snapshotDir = Paths.get(EnvUtil.getNacosTmpDir(), "rocks_snapshot_test").toString();
     
     private final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();
     
     @Before
     public void init() {
-        DiskUtils.deleteQuietly(Paths.get(ApplicationUtils.getNacosTmpDir()));
+        DiskUtils.deleteQuietly(Paths.get(EnvUtil.getNacosTmpDir()));
     }
     
     @After
     public void after() {
         storage.shutdown();
-        DiskUtils.deleteQuietly(Paths.get(ApplicationUtils.getNacosTmpDir()));
+        DiskUtils.deleteQuietly(Paths.get(EnvUtil.getNacosTmpDir()));
     }
     
     @Test

naming/src/test/java/com/alibaba/nacos/naming/consistency/persistent/raft/RaftPeerSetTest.java

@@ -18,6 +18,7 @@ package com.alibaba.nacos.naming.consistency.persistent.raft;
 
 import com.alibaba.nacos.core.cluster.Member;
 import com.alibaba.nacos.core.cluster.ServerMemberManager;
+import com.alibaba.nacos.sys.env.EnvUtil;
 import com.alibaba.nacos.sys.utils.ApplicationUtils;
 import org.junit.Assert;
 import org.junit.Before;
@@ -36,7 +37,7 @@ public class RaftPeerSetTest {
     @BeforeClass
     public static void beforeClass() {
         ApplicationUtils.injectContext(new StaticApplicationContext());
-        ApplicationUtils.injectEnvironment(new MockEnvironment());
+        EnvUtil.setEnvironment(new MockEnvironment());
     }
     
     private ServerMemberManager memberManager;
@@ -113,4 +114,4 @@ public class RaftPeerSetTest {
         }
     }
     
-}
+}

pom.xml

@@ -166,8 +166,8 @@
         <tomcat-embed-jasper.version>9.0.37</tomcat-embed-jasper.version>
         <truth.version>0.30</truth.version>
         <HikariCP.version>3.4.2</HikariCP.version>
-        <jraft-core.version>1.3.2</jraft-core.version>
-        <rpc-grpc-impl.version>1.3.2</rpc-grpc-impl.version>
+        <jraft-core.version>1.3.5</jraft-core.version>
+        <rpc-grpc-impl.version>1.3.5</rpc-grpc-impl.version>
     </properties>
     <!-- == -->
     <!-- =========================================================Build plugins================================================ -->

sys/src/main/java/com/alibaba/nacos/sys/env/EnvUtil.java

@@ -91,6 +91,10 @@ public class EnvUtil {
         EnvUtil.environment = environment;
     }
     
+    public static boolean containsProperty(String key) {
+        return environment.containsProperty(key);
+    }
+    
     public static String getProperty(String key) {
         return environment.getProperty(key);
     }
@@ -357,19 +361,31 @@ public class EnvUtil {
     private static final String FILE_PREFIX = "file:";
     
     public static Resource getApplicationConfFileResource() {
+        Resource customResource = getCustomFileResource();
+        return customResource == null ? getDefaultResource() : customResource;
+    }
+    
+    private static Resource getCustomFileResource() {
         String path = getProperty("spring.config.location");
-        InputStream inputStream = null;
         if (StringUtils.isNotBlank(path) && path.contains(FILE_PREFIX)) {
             String[] paths = path.split(",");
             path = paths[paths.length - 1].substring(FILE_PREFIX.length());
+            return getRelativePathResource(path, "application.properties");
         }
+        return null;
+    }
+    
+    private static Resource getRelativePathResource(String parentPath, String path) {
         try {
-            inputStream = new FileInputStream(new File(path + "application.properties"));
+            InputStream inputStream = new FileInputStream(Paths.get(parentPath, path).toFile());
+            return new InputStreamResource(inputStream);
         } catch (Exception ignore) {
         }
-        if (inputStream == null) {
-            inputStream = EnvUtil.class.getResourceAsStream("/application.properties");
-        }
+        return null;
+    }
+    
+    private static Resource getDefaultResource() {
+        InputStream inputStream = EnvUtil.class.getResourceAsStream("/application.properties");
         return new InputStreamResource(inputStream);
     }