request callback timeout support both at client and server; split sdk (#3776)

and cluster grpc server port.

api/src/main/java/com/alibaba/nacos/api/config/remote/request/ConfigChangeNotifyRequest.java

@@ -112,12 +112,6 @@ public class ConfigChangeNotifyRequest extends ServerPushRequest {
         this.tenant = tenant;
     }
     
-    @Override
-    public String toString() {
-        return "ConfigChangeNotifyResponse{" + "dataId='" + dataId + '\'' + ", group='" + group + '\'' + ", tenant='"
-                + tenant + '\'' + '}';
-    }
-    
     /**
      * Getter method for property <tt>beta</tt>.
      *

api/src/main/java/com/alibaba/nacos/api/config/remote/response/ConfigChangeBatchListenResponse.java

@@ -145,6 +145,12 @@ public class ConfigChangeBatchListenResponse extends Response {
         public void setTenant(String tenant) {
             this.tenant = tenant;
         }
+    
+        @Override
+        public String toString() {
+            return "ConfigContext{" + "group='" + group + '\'' + ", dataId='" + dataId + '\'' + ", tenant='" + tenant
+                    + '\'' + '}';
+        }
     }
     
 }

api/src/main/java/com/alibaba/nacos/api/remote/AbstractRequestCallBack.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright 1999-2020 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.remote;
+
+/**
+ * abstract request call back.
+ *
+ * @author liuzunfei
+ * @version $Id: AbstractRequestCallBack.java, v 0.1 2020年09月07日 3:30 PM liuzunfei Exp $
+ */
+public abstract class AbstractRequestCallBack implements RequestCallBack {
+    
+    long timeoutMills;
+    
+    public AbstractRequestCallBack(long timeoutMill) {
+        this.timeoutMills = timeoutMill;
+    }
+    
+    public AbstractRequestCallBack() {
+        this(3000L);
+    }
+    
+    @Override
+    public long getTimeout() {
+        return timeoutMills;
+    }
+}

api/src/main/java/com/alibaba/nacos/api/remote/DefaultRequestFuture.java

@@ -18,6 +18,8 @@ package com.alibaba.nacos.api.remote;
 
 import com.alibaba.nacos.api.remote.response.Response;
 
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 
 /**
@@ -40,8 +42,12 @@ public class DefaultRequestFuture implements RequestFuture {
     
     private String requestId;
     
+    private String connectionId;
+    
     private Response response;
     
+    private ScheduledFuture timeoutFuture;
+    
     /**
      * Getter method for property <tt>requestCallBack</tt>.
      *
@@ -63,32 +69,39 @@ public class DefaultRequestFuture implements RequestFuture {
     public DefaultRequestFuture() {
     }
     
-    public DefaultRequestFuture(String requestId) {
+    public DefaultRequestFuture(String connectionId, String requestId) {
-        this(requestId, null);
+        this(connectionId, requestId, null);
     }
     
-    public DefaultRequestFuture(String requestId, RequestCallBack requestCallBack) {
+    public DefaultRequestFuture(String connectionId, String requestId, RequestCallBack requestCallBack) {
         this.timeStamp = System.currentTimeMillis();
         this.requestCallBack = requestCallBack;
         this.requestId = requestId;
+        this.connectionId = connectionId;
+        this.timeoutFuture = RpcScheduledExecutor.TIMEOUT_SHEDULER
+                .schedule(new TimeoutHandler(), requestCallBack.getTimeout(), TimeUnit.MILLISECONDS);
     }
     
-    public void setResponse(Response response) {
+    public void setResponse(final Response response) {
         isDone = true;
         this.response = response;
         this.isSuccess = response.isSuccess();
+        if (this.timeoutFuture != null) {
+            timeoutFuture.cancel(true);
+        }
         synchronized (this) {
             notifyAll();
         }
         
         if (requestCallBack != null) {
-            requestCallBack.onResponse(response);
+            requestCallBack.getExcutor().execute(new CallBackHandler());
         }
     }
     
     public void setFailResult(Exception e) {
         isDone = true;
         isSuccess = false;
+        this.exception = e;
         synchronized (this) {
             notifyAll();
         }
@@ -142,4 +155,45 @@ public class DefaultRequestFuture implements RequestFuture {
             throw new TimeoutException();
         }
     }
+    
+    class CallBackHandler implements Runnable {
+        
+        @Override
+        public void run() {
+            if (exception != null) {
+                requestCallBack.onException(exception);
+            } else {
+                requestCallBack.onResponse(response);
+            }
+        }
+    }
+    
+    class TimeoutHandler implements Runnable {
+        
+        public TimeoutHandler() {
+        }
+        
+        @Override
+        public void run() {
+            setFailResult(new TimeoutException("Timeout After " + requestCallBack.getTimeout() + " millseconds."));
+        }
+    }
+    
+    /**
+     * Getter method for property <tt>connectionId</tt>.
+     *
+     * @return property value of connectionId
+     */
+    public String getConnectionId() {
+        return connectionId;
+    }
+    
+    /**
+     * Setter method for property <tt>timeoutFuture</tt>.
+     *
+     * @param timeoutFuture value to be assigned to property timeoutFuture
+     */
+    public void setTimeoutFuture(ScheduledFuture timeoutFuture) {
+        this.timeoutFuture = timeoutFuture;
+    }
 }

api/src/main/java/com/alibaba/nacos/api/remote/RequestCallBack.java

@@ -18,6 +18,8 @@ package com.alibaba.nacos.api.remote;
 
 import com.alibaba.nacos.api.remote.response.Response;
 
+import java.util.concurrent.Executor;
+
 /**
  * call bakck for request.
  *
@@ -26,6 +28,13 @@ import com.alibaba.nacos.api.remote.response.Response;
  */
 public interface RequestCallBack {
     
+    /**
+     * get executor on callback.
+     *
+     * @return
+     */
+    public Executor getExcutor();
+    
     /**
      * get timeout mills.
      *
@@ -45,6 +54,6 @@ public interface RequestCallBack {
      *
      * @param e exception throwed.
      */
-    public void onException(Exception e);
+    public void onException(Throwable e);
     
 }

api/src/main/java/com/alibaba/nacos/api/remote/RequestFuture.java

@@ -21,7 +21,7 @@ import com.alibaba.nacos.api.remote.response.Response;
 import java.util.concurrent.TimeoutException;
 
 /**
- * future for request
+ * future for request.
  * @author liuzunfei
  * @version $Id: RequestFuture.java, v 0.1 2020年09月01日 6:31 PM liuzunfei Exp $
  */

api/src/main/java/com/alibaba/nacos/api/remote/RpcScheduledExecutor.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright 1999-2020 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.remote;
+
+import java.util.concurrent.ScheduledThreadPoolExecutor;
+import java.util.concurrent.ThreadFactory;
+
+/**
+ * rpc scheduler executor .
+ *
+ * @author liuzunfei
+ * @version $Id: RpcScheduledExecutor.java, v 0.1 2020年09月07日 4:12 PM liuzunfei Exp $
+ */
+public class RpcScheduledExecutor extends ScheduledThreadPoolExecutor {
+    
+    public static final RpcScheduledExecutor TIMEOUT_SHEDULER = new RpcScheduledExecutor(
+            "com.alibaba.nacos.remote.TimerScheduler");
+    
+    public RpcScheduledExecutor(final String threadName) {
+        super(1, new ThreadFactory() {
+            @Override
+            public Thread newThread(Runnable r) {
+                return new Thread(r, threadName);
+            }
+        });
+    }
+    
+}

api/src/main/java/com/alibaba/nacos/api/remote/response/PushCallBack.java

@@ -28,8 +28,6 @@ public interface PushCallBack {
     
     public void onSuccess();
     
-    public void onFail(Exception e);
+    public void onFail(Throwable e);
-    
-    public void onTimeout();
     
 }

client/src/main/java/com/alibaba/nacos/client/naming/remote/gprc/NamingGrpcClientProxy.java

@@ -30,6 +30,7 @@ import com.alibaba.nacos.api.naming.remote.response.QueryServiceResponse;
 import com.alibaba.nacos.api.naming.remote.response.ServiceListResponse;
 import com.alibaba.nacos.api.naming.remote.response.SubscribeServiceResponse;
 import com.alibaba.nacos.api.naming.utils.NamingUtils;
+import com.alibaba.nacos.api.remote.RemoteConstants;
 import com.alibaba.nacos.api.remote.request.Request;
 import com.alibaba.nacos.api.remote.response.Response;
 import com.alibaba.nacos.api.selector.AbstractSelector;
@@ -42,6 +43,8 @@ import com.alibaba.nacos.common.remote.client.RpcClientFactory;
 import com.alibaba.nacos.common.remote.client.ServerListFactory;
 import com.alibaba.nacos.common.utils.JacksonUtils;
 
+import java.util.HashMap;
+import java.util.Map;
 import java.util.Set;
 
 import static com.alibaba.nacos.client.utils.LogUtils.NAMING_LOGGER;
@@ -62,7 +65,10 @@ public class NamingGrpcClientProxy implements NamingClientProxy {
     public NamingGrpcClientProxy(String namespaceId, ServerListFactory serverListFactory,
             ServiceInfoHolder serviceInfoHolder) throws NacosException {
         this.namespaceId = namespaceId;
-        this.rpcClient = RpcClientFactory.createClient("naming", ConnectionType.GRPC);
+        Map<String, String> labels = new HashMap<String, String>();
+        labels.put(RemoteConstants.LABEL_SOURCE, RemoteConstants.LABEL_SOURCE_SDK);
+        labels.put(RemoteConstants.LABEL_MODULE, RemoteConstants.LABEL_MODULE_NAMING);
+        this.rpcClient = RpcClientFactory.createClient("naming", ConnectionType.GRPC, labels);
         this.namingGrpcConnectionEventListener = new NamingGrpcConnectionEventListener(this);
         start(serverListFactory, serviceInfoHolder);
     }

client/src/test/java/com/alibaba/nacos/client/ConfigTest.java

@@ -22,6 +22,8 @@ import com.alibaba.nacos.api.config.ConfigService;
 import com.alibaba.nacos.api.config.listener.AbstractListener;
 import com.alibaba.nacos.api.config.listener.Listener;
 import com.alibaba.nacos.api.config.remote.request.ConfigBatchListenRequest;
+import com.alibaba.nacos.api.remote.AbstractRequestCallBack;
+import com.alibaba.nacos.api.remote.RemoteConstants;
 import com.alibaba.nacos.api.remote.response.Response;
 import com.alibaba.nacos.common.remote.ConnectionType;
 import com.alibaba.nacos.common.remote.client.RpcClient;
@@ -34,10 +36,13 @@ import org.junit.Ignore;
 import org.junit.Test;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.Properties;
 import java.util.Random;
 import java.util.Scanner;
+import java.util.concurrent.Executor;
 
 import static com.alibaba.nacos.api.common.Constants.LINE_SEPARATOR;
 import static com.alibaba.nacos.api.common.Constants.WORD_SEPARATOR;
@@ -51,8 +56,8 @@ public class ConfigTest {
     public void before() throws Exception {
         Properties properties = new Properties();
         //properties.setProperty(PropertyKeyConst.SERVER_ADDR, "11.160..148:8848,127.0.0.1:8848,127.0.0.1:8848");
-        //properties.setProperty(PropertyKeyConst.SERVER_ADDR, "127.0.0.1:8848");
+        properties.setProperty(PropertyKeyConst.SERVER_ADDR, "127.0.0.1:8848");
-        properties.setProperty(PropertyKeyConst.SERVER_ADDR, "11.160.144.148:8848,11.160.144.149:8848");
+        //properties.setProperty(PropertyKeyConst.SERVER_ADDR, "11.160.144.148:8848,11.160.144.149:8848");
         //"11.239.114.187:8848,,11.239.113.204:8848,11.239.112.161:8848");
         //"11.239.114.187:8848");
         configService = NacosFactory.createConfigService(properties);
@@ -61,7 +66,10 @@ public class ConfigTest {
     
     @Test
     public void test222() throws Exception {
-        RpcClient client = RpcClientFactory.createClient("1234", ConnectionType.RSOCKET);
+        Map<String, String> labels = new HashMap<String, String>();
+        labels.put(RemoteConstants.LABEL_SOURCE, RemoteConstants.LABEL_SOURCE_NODE);
+    
+        RpcClient client = RpcClientFactory.createClient("1234", ConnectionType.RSOCKET, labels);
         client.init(new ServerListFactory() {
             @Override
             public String genNextServer() {
@@ -120,6 +128,62 @@ public class ConfigTest {
         
     }
     
+    @Test
+    public void test333() throws Exception {
+        Map<String, String> labels = new HashMap<String, String>();
+        labels.put(RemoteConstants.LABEL_SOURCE, RemoteConstants.LABEL_SOURCE_SDK);
+        
+        RpcClient client = RpcClientFactory.createClient("1234", ConnectionType.GRPC, labels);
+        client.init(new ServerListFactory() {
+            @Override
+            public String genNextServer() {
+                return "127.0.0.1:8848";
+            }
+            
+            @Override
+            public String getCurrentServer() {
+                return "127.0.0.1:8848";
+            }
+            
+            @Override
+            public List<String> getServerList() {
+                return Lists.newArrayList("127.0.0.1:8848");
+            }
+            
+        });
+        client.start();
+        
+        ConfigBatchListenRequest syncRequest = new ConfigBatchListenRequest();
+        syncRequest.setListen(true);
+        final String dataId = "xiaochun.xxc";
+        final String group = "xiaochun.xxc";
+        syncRequest.addConfigListenContext(group, dataId, null, null);
+        long start = System.currentTimeMillis();
+        System.out.println("send :" + System.currentTimeMillis());
+        client.asyncRequest(syncRequest, new AbstractRequestCallBack(2001L) {
+            
+            @Override
+            public Executor getExcutor() {
+                return null;
+            }
+            
+            @Override
+            public void onResponse(Response response) {
+                System.out.println("onSuccess:" + response);
+                System.out.println("receive :" + System.currentTimeMillis());
+            }
+            
+            @Override
+            public void onException(Throwable throwable) {
+                System.out.println("onFailure:" + throwable);
+            }
+            
+        });
+        
+        Thread.sleep(10000L);
+        
+    }
+    
     @After
     public void cleanup() throws Exception {
         configService.shutDown();
@@ -181,8 +245,6 @@ public class ConfigTest {
         final String dataId = "xiaochun.xxc";
         final String group = "xiaochun.xxc";
         final String content = "lessspring-" + System.currentTimeMillis();
-        System.out.println(System.getProperty("nacos.logging.path"));
-        System.out.println(System.getProperty("limitTime"));
         
         Thread th = new Thread(new Runnable() {
             @Override
@@ -192,11 +254,10 @@ public class ConfigTest {
                 int times = 1000;
                 while (times > 0) {
                     try {
-                        configService.publishConfig(dataId + random.nextInt(10), group,
+                        configService.publishConfig(dataId, group, "value" + System.currentTimeMillis());
-                                "value" + System.currentTimeMillis());
                         
                         times--;
-                        Thread.sleep(2000L);
+                        Thread.sleep(1000L);
                     } catch (Exception e) {
                         e.printStackTrace();
                     }
@@ -217,9 +278,11 @@ public class ConfigTest {
             }
         };
     
+        configService.addListener(dataId, group, listener);
+        
         for (int i = 0; i < 20; i++) {
             final int ls = i;
-            configService.addListener(dataId + i, group, listener);
+            //configService.addListener(dataId + i, group, listener);
             
         }
     

client/src/test/java/com/alibaba/nacos/client/config/listener/impl/ClientWorkerTest.java

@@ -18,26 +18,16 @@ package com.alibaba.nacos.client.config.listener.impl;
 
 import com.alibaba.nacos.api.config.listener.Listener;
 import com.alibaba.nacos.api.exception.NacosException;
-import com.alibaba.nacos.client.config.filter.impl.ConfigFilterChainManager;
-import com.alibaba.nacos.client.config.http.MetricsHttpAgent;
 import com.alibaba.nacos.client.config.impl.ClientWorker;
 import com.alibaba.nacos.client.utils.ParamUtil;
 import org.junit.Assert;
-import org.junit.Before;
 import org.junit.Test;
 import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
 
 import java.lang.reflect.Field;
-import java.lang.reflect.Modifier;
-import java.util.Arrays;
 import java.util.List;
-import java.util.Properties;
-import java.util.concurrent.Executor;
 import java.util.concurrent.ScheduledExecutorService;
 
-import static org.mockito.Mockito.mock;
-
 public class ClientWorkerTest {
     
     @Mock
@@ -53,37 +43,6 @@ public class ClientWorkerTest {
     
     private final String currentLongingTaskCount = "currentLongingTaskCount";
     
-    @Before
-    public void init() {
-        MockitoAnnotations.initMocks(this);
-        clientWorker = new ClientWorker(mock(MetricsHttpAgent.class), mock(ConfigFilterChainManager.class),
-                mock(Properties.class));
-        try {
-            Field executorServiceField = clientWorker.getClass().getDeclaredField("executorService");
-            executorServiceField.setAccessible(true);
-            Field modifiersField = Field.class.getDeclaredField("modifiers");
-            modifiersField.setAccessible(true);
-            modifiersField.setInt(executorServiceField, executorServiceField.getModifiers() & ~Modifier.FINAL);
-            executorServiceField.set(clientWorker, scheduledExecutorService);
-            Listener listener = new Listener() {
-                @Override
-                public Executor getExecutor() {
-                    return null;
-                }
-                
-                @Override
-                public void receiveConfigInfo(String configInfo) {
-                
-                }
-            };
-            listeners = Arrays.asList(listener);
-        } catch (NoSuchFieldException e) {
-            e.printStackTrace();
-        } catch (IllegalAccessException e) {
-            e.printStackTrace();
-        }
-    }
-    
     @Test
     public void testAddLongPollNumberThreads() {
         try {

common/pom.xml

@@ -87,8 +87,8 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>6</source>
+                    <source>8</source>
-                    <target>6</target>
+                    <target>8</target>
                 </configuration>
             </plugin>
         </plugins>

common/src/main/java/com/alibaba/nacos/common/remote/client/Connection.java

@@ -17,10 +17,10 @@
 package com.alibaba.nacos.common.remote.client;
 
 import com.alibaba.nacos.api.exception.NacosException;
+import com.alibaba.nacos.api.remote.RequestCallBack;
 import com.alibaba.nacos.api.remote.request.Request;
 import com.alibaba.nacos.api.remote.request.RequestMeta;
 import com.alibaba.nacos.api.remote.response.Response;
-import com.google.common.util.concurrent.FutureCallback;
 
 import java.util.HashMap;
 import java.util.Map;
@@ -75,18 +75,27 @@ public abstract class Connection {
     
     /**
      * send request.
-     *
+     * default time out 3 seconds.
      * @param request request.
      * @return
      */
     public abstract Response request(Request request, RequestMeta requestMeta) throws NacosException;
     
+    /**
+     * send request.
+     *
+     * @param request      request.
+     * @param timeoutMills mills of timeouts.
+     * @return
+     */
+    public abstract Response request(Request request, RequestMeta requestMeta, long timeoutMills) throws NacosException;
+    
     /**
      * send aync request.
      *
      * @param request request.
      */
-    public abstract void asyncRequest(Request request, RequestMeta requestMeta, FutureCallback<Response> callback)
+    public abstract void asyncRequest(Request request, RequestMeta requestMeta, RequestCallBack requestCallBack)
             throws NacosException;
     
     /**

common/src/main/java/com/alibaba/nacos/common/remote/client/RpcClient.java

@@ -18,6 +18,7 @@ package com.alibaba.nacos.common.remote.client;
 
 import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.api.remote.PayloadRegistry;
+import com.alibaba.nacos.api.remote.RequestCallBack;
 import com.alibaba.nacos.api.remote.request.ConnectResetRequest;
 import com.alibaba.nacos.api.remote.request.Request;
 import com.alibaba.nacos.api.remote.request.RequestMeta;
@@ -30,7 +31,6 @@ import com.alibaba.nacos.common.remote.ConnectionType;
 import com.alibaba.nacos.common.utils.LoggerUtils;
 import com.alibaba.nacos.common.utils.StringUtils;
 import com.alibaba.nacos.common.utils.VersionUtils;
-import com.google.common.util.concurrent.FutureCallback;
 import org.apache.commons.lang3.math.NumberUtils;
 import org.slf4j.Logger;
 
@@ -462,7 +462,7 @@ public abstract class RpcClient implements Closeable {
      * @param request request.
      * @return
      */
-    public void asyncRequest(Request request, FutureCallback<Response> callback) throws NacosException {
+    public void asyncRequest(Request request, RequestCallBack callback) throws NacosException {
         int retryTimes = 3;
     
         Exception exceptionToThrow = null;

common/src/main/java/com/alibaba/nacos/common/remote/client/RpcClientFactory.java

@@ -18,7 +18,8 @@ package com.alibaba.nacos.common.remote.client;
 
 import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.common.remote.ConnectionType;
-import com.alibaba.nacos.common.remote.client.grpc.GrpcClient;
+import com.alibaba.nacos.common.remote.client.grpc.GrpcClusterClient;
+import com.alibaba.nacos.common.remote.client.grpc.GrpcSdkClient;
 import com.alibaba.nacos.common.remote.client.rsocket.RsocketRpcClient;
 
 import java.util.HashMap;
@@ -70,23 +71,25 @@ public class RpcClientFactory {
      * @param connectionType client type.
      * @return
      */
-    public static RpcClient createClient(String clientName, ConnectionType connectionType) {
+    public static RpcClient createClient(String clientName, ConnectionType connectionType, Map<String, String> labels) {
+        String clientNameInner = clientName;
         synchronized (clientMap) {
-            if (clientMap.get(clientName) == null) {
+            if (clientMap.get(clientNameInner) == null) {
                 RpcClient moduleClient = null;
                 if (ConnectionType.GRPC.equals(connectionType)) {
-                    moduleClient = new GrpcClient(clientName);
+                    moduleClient = new GrpcSdkClient(clientNameInner);
                     
                 } else if (ConnectionType.RSOCKET.equals(connectionType)) {
-                    moduleClient = new RsocketRpcClient(clientName);
+                    moduleClient = new RsocketRpcClient(clientNameInner);
                 }
                 if (moduleClient == null) {
                     throw new UnsupportedOperationException("unsupported connection type :" + connectionType.getType());
                 }
-                clientMap.put(clientName, moduleClient);
+                moduleClient.initLabels(labels);
+                clientMap.put(clientNameInner, moduleClient);
                 return moduleClient;
             }
-            return clientMap.get(clientName);
+            return clientMap.get(clientNameInner);
         }
     }
     
@@ -97,14 +100,14 @@ public class RpcClientFactory {
      * @param connectionType client type.
      * @return
      */
-    public static RpcClient createClient(String clientName, ConnectionType connectionType, Map<String, String> labels) {
+    public static RpcClient createClusterClient(String clientName, ConnectionType connectionType,
-        //TODO to be deleted.
+            Map<String, String> labels) {
         String clientNameInner = clientName;
         synchronized (clientMap) {
             if (clientMap.get(clientNameInner) == null) {
                 RpcClient moduleClient = null;
                 if (ConnectionType.GRPC.equals(connectionType)) {
-                    moduleClient = new GrpcClient(clientNameInner);
+                    moduleClient = new GrpcClusterClient(clientNameInner);
                     
                 } else if (ConnectionType.RSOCKET.equals(connectionType)) {
                     moduleClient = new RsocketRpcClient(clientNameInner);

common/src/main/java/com/alibaba/nacos/common/remote/client/grpc/GrpcClient.java

@@ -50,7 +50,7 @@ import java.util.concurrent.TimeUnit;
  * @author liuzunfei
  * @version $Id: GrpcClient.java, v 0.1 2020年07月13日 9:16 PM liuzunfei Exp $
  */
-public class GrpcClient extends RpcClient {
+public abstract class GrpcClient extends RpcClient {
     
     static final Logger LOGGER = LoggerFactory.getLogger("com.alibaba.nacos.common.remote.client");
     
@@ -101,10 +101,6 @@ public class GrpcClient extends RpcClient {
         }
     }
     
-    @Override
-    public int rpcPortOffset() {
-        return 1000;
-    }
     
     /**
      * Send Heart Beat Request.
@@ -174,6 +170,7 @@ public class GrpcClient extends RpcClient {
     
             @Override
             public void onNext(Payload payload) {
+    
                 LOGGER.debug(" stream server reuqust receive  ,original info :{}", payload.toString());
                 try {
                     final Request request = (Request) GrpcUtils.parse(payload).getBody();

common/src/main/java/com/alibaba/nacos/common/remote/client/grpc/GrpcClusterClient.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright 1999-2020 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.common.remote.client.grpc;
+
+/**
+ * sdk client for grpc.
+ *
+ * @author liuzunfei
+ * @version $Id: GrpcSdkClient.java, v 0.1 2020年09月07日 11:05 AM liuzunfei Exp $
+ */
+public class GrpcClusterClient extends GrpcClient {
+    
+    /**
+     * Empty constructor.
+     *
+     * @param name name of client.
+     */
+    public GrpcClusterClient(String name) {
+        super(name);
+    }
+    
+    @Override
+    public int rpcPortOffset() {
+        return 1001;
+    }
+    
+}

common/src/main/java/com/alibaba/nacos/common/remote/client/grpc/GrpcConnection.java

@@ -20,6 +20,7 @@ import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.api.grpc.auto.Payload;
 import com.alibaba.nacos.api.grpc.auto.RequestGrpc;
 import com.alibaba.nacos.api.grpc.auto.RequestStreamGrpc;
+import com.alibaba.nacos.api.remote.RequestCallBack;
 import com.alibaba.nacos.api.remote.request.Request;
 import com.alibaba.nacos.api.remote.request.RequestMeta;
 import com.alibaba.nacos.api.remote.response.Response;
@@ -34,8 +35,11 @@ import io.grpc.ManagedChannel;
 import io.grpc.stub.StreamObserver;
 import org.checkerframework.checker.nullness.compatqual.NullableDecl;
 
-import java.util.concurrent.ExecutorService;
+import java.util.concurrent.CancellationException;
 import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
 
 /**
  * grpc connection.
@@ -48,7 +52,7 @@ public class GrpcConnection extends Connection {
     /**
      * executor to execute future request.
      */
-    static ExecutorService aynsRequestExecutor = Executors
+    static ScheduledExecutorService aynsRequestExecutor = Executors
             .newScheduledThreadPool(Runtime.getRuntime().availableProcessors());
     
     /**
@@ -75,12 +79,17 @@ public class GrpcConnection extends Connection {
     
     @Override
     public Response request(Request request, RequestMeta requestMeta) throws NacosException {
+        return request(request, requestMeta, 3000L);
+    }
+    
+    @Override
+    public Response request(Request request, RequestMeta requestMeta, long timeouts) throws NacosException {
         Payload grpcRequest = GrpcUtils.convert(request, requestMeta);
         
         ListenableFuture<Payload> requestFuture = grpcFutureServiceStub.request(grpcRequest);
         Payload grpcResponse = null;
         try {
-            grpcResponse = requestFuture.get();
+            grpcResponse = requestFuture.get(timeouts, TimeUnit.MILLISECONDS);
         } catch (Exception e) {
             e.printStackTrace();
             return null;
@@ -90,6 +99,7 @@ public class GrpcConnection extends Connection {
         return response;
     }
     
+    
     public void sendResponse(Response response) {
         Payload convert = GrpcUtils.convert(response);
         payloadStreamObserver.onNext(convert);
@@ -101,18 +111,20 @@ public class GrpcConnection extends Connection {
     }
     
     @Override
-    public void asyncRequest(Request request, RequestMeta requestMeta, final FutureCallback<Response> callback)
+    public void asyncRequest(Request request, RequestMeta requestMeta, final RequestCallBack requestCallBack)
             throws NacosException {
         Payload grpcRequest = GrpcUtils.convert(request, requestMeta);
         ListenableFuture<Payload> requestFuture = grpcFutureServiceStub.request(grpcRequest);
+    
+        //set callback .
         Futures.addCallback(requestFuture, new FutureCallback<Payload>() {
             @Override
             public void onSuccess(@NullableDecl Payload grpcResponse) {
                 Response response = (Response) GrpcUtils.parse(grpcResponse).getBody();
                 if (response != null && response.isSuccess()) {
-                    callback.onSuccess(response);
+                    requestCallBack.onResponse(response);
                 } else {
-                    callback.onFailure(new NacosException(
+                    requestCallBack.onException(new NacosException(
                             (response == null) ? ResponseCode.FAIL.getCode() : response.getErrorCode(),
                             (response == null) ? "null" : response.getMessage()));
                 }
@@ -120,9 +132,18 @@ public class GrpcConnection extends Connection {
             
             @Override
             public void onFailure(Throwable throwable) {
-                callback.onFailure(throwable);
+                if (throwable instanceof CancellationException) {
+                    requestCallBack.onException(
+                            new TimeoutException("Timeout after " + requestCallBack.getTimeout() + " millseconds."));
+                } else {
+                    requestCallBack.onException(throwable);
+                }
             }
         }, aynsRequestExecutor);
+        // set timeout future.
+        ListenableFuture<Payload> payloadListenableFuture = Futures
+                .withTimeout(requestFuture, requestCallBack.getTimeout(), TimeUnit.MILLISECONDS, aynsRequestExecutor);
+        
     }
     
     @Override

common/src/main/java/com/alibaba/nacos/common/remote/client/grpc/GrpcOpsClient.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright 1999-2020 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.common.remote.client.grpc;
+
+/**
+ * sdk client for grpc.
+ *
+ * @author liuzunfei
+ * @version $Id: GrpcSdkClient.java, v 0.1 2020年09月07日 11:05 AM liuzunfei Exp $
+ */
+public class GrpcOpsClient extends GrpcClient {
+    
+    /**
+     * Empty constructor.
+     *
+     * @param name name of client.
+     */
+    public GrpcOpsClient(String name) {
+        super(name);
+    }
+    
+    @Override
+    public int rpcPortOffset() {
+        return 1002;
+    }
+    
+}

common/src/main/java/com/alibaba/nacos/common/remote/client/grpc/GrpcSdkClient.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright 1999-2020 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.common.remote.client.grpc;
+
+/**
+ * sdk client for grpc.
+ *
+ * @author liuzunfei
+ * @version $Id: GrpcSdkClient.java, v 0.1 2020年09月07日 11:05 AM liuzunfei Exp $
+ */
+public class GrpcSdkClient extends GrpcClient {
+    
+    /**
+     * Empty constructor.
+     *
+     * @param name name of client.
+     */
+    public GrpcSdkClient(String name) {
+        super(name);
+    }
+    
+    @Override
+    public int rpcPortOffset() {
+        return 1000;
+    }
+    
+}

common/src/main/java/com/alibaba/nacos/common/remote/client/rsocket/RsocketConnection.java

@@ -17,19 +17,26 @@
 package com.alibaba.nacos.common.remote.client.rsocket;
 
 import com.alibaba.nacos.api.exception.NacosException;
+import com.alibaba.nacos.api.remote.RequestCallBack;
+import com.alibaba.nacos.api.remote.RpcScheduledExecutor;
 import com.alibaba.nacos.api.remote.request.Request;
 import com.alibaba.nacos.api.remote.request.RequestMeta;
 import com.alibaba.nacos.api.remote.response.Response;
 import com.alibaba.nacos.common.remote.RsocketUtils;
 import com.alibaba.nacos.common.remote.client.Connection;
 import com.alibaba.nacos.common.remote.client.RpcClient;
-import com.google.common.util.concurrent.FutureCallback;
 import io.rsocket.Payload;
 import io.rsocket.RSocket;
 import reactor.core.publisher.Mono;
 
+import java.time.Duration;
+import java.util.concurrent.Callable;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.TimeoutException;
 import java.util.function.Consumer;
 
+import static java.util.concurrent.TimeUnit.MILLISECONDS;
+
 /**
  * rsocket connection.
  *
@@ -47,29 +54,51 @@ public class RsocketConnection extends Connection {
     
     @Override
     public Response request(Request request, RequestMeta requestMeta) throws NacosException {
+        return request(request, requestMeta, 3000L);
+    }
+    
+    @Override
+    public Response request(Request request, RequestMeta requestMeta, long timeouts) throws NacosException {
         Payload response = rSocketClient.requestResponse(RsocketUtils.convertRequestToPayload(request, requestMeta))
-                .block();
+                .block(Duration.ofMillis(timeouts));
         return RsocketUtils.parseResponseFromPayload(response);
     }
     
     @Override
-    public void asyncRequest(Request request, RequestMeta requestMeta, final FutureCallback<Response> callback)
+    public void asyncRequest(Request request, RequestMeta requestMeta, final RequestCallBack requestCallBack)
             throws NacosException {
         try {
             Mono<Payload> response = rSocketClient
                     .requestResponse(RsocketUtils.convertRequestToPayload(request, requestMeta));
     
-            response.subscribe(new Consumer<Payload>() {
+            response.toFuture().acceptEither(RsocketConnection.<Payload>failAfter(requestCallBack.getTimeout()),
+                    new Consumer<Payload>() {
                         @Override
                         public void accept(Payload payload) {
-                    callback.onSuccess(RsocketUtils.parseResponseFromPayload(payload));
+                            requestCallBack.onResponse(RsocketUtils.parseResponseFromPayload(payload));
                         }
+                    }).exceptionally(throwable -> {
+                requestCallBack.onException(throwable);
+                return null;
             });
+    
         } catch (Exception e) {
-            callback.onFailure(e);
+            requestCallBack.onException(e);
         }
     }
     
+    private static <T> CompletableFuture<T> failAfter(final long timeouts) {
+        final CompletableFuture<T> promise = new CompletableFuture<T>();
+        RpcScheduledExecutor.TIMEOUT_SHEDULER.schedule(new Callable<Object>() {
+            @Override
+            public Object call() throws Exception {
+                final TimeoutException ex = new TimeoutException("Timeout after " + timeouts);
+                return promise.completeExceptionally(ex);
+            }
+        }, timeouts, MILLISECONDS);
+        return promise;
+    }
+    
     @Override
     public void close() {
         if (this.rSocketClient != null && !rSocketClient.isDisposed()) {

config/src/main/java/com/alibaba/nacos/config/server/remote/RpcConfigChangeNotifier.java

@@ -73,7 +73,7 @@ public class RpcConfigChangeNotifier extends Subscriber<LocalDataChangeEvent> {
     private ConnectionManager connectionManager;
     
     /**
-     * adaptor to config module ,when server side congif change ,invoke this method.
+     * adaptor to config module ,when server side config change ,invoke this method.
      *
      * @param groupKey     groupKey
      * @param notifyRequet notifyRequet
@@ -84,7 +84,6 @@ public class RpcConfigChangeNotifier extends Subscriber<LocalDataChangeEvent> {
         if (listeners == null || listeners.isEmpty()) {
             return;
         }
-    
         Set<String> clients = new HashSet<>(listeners);
         int notifyCount = 0;
         if (!CollectionUtils.isEmpty(clients)) {
@@ -101,7 +100,7 @@ public class RpcConfigChangeNotifier extends Subscriber<LocalDataChangeEvent> {
                     }
                 }
     
-                RpcPushTask rpcPushRetryTask = new RpcPushTask(notifyRequet, 5, client);
+                RpcPushTask rpcPushRetryTask = new RpcPushTask(notifyRequet, 50, client);
                 push(rpcPushRetryTask);
                 notifyCount++;
             }
@@ -168,7 +167,8 @@ public class RpcConfigChangeNotifier extends Subscriber<LocalDataChangeEvent> {
                 }
                 
                 @Override
-                public void onFail(Exception e) {
+                public void onFail(Throwable e) {
+                    Loggers.CORE.error("On failt ", e);
                     Loggers.CORE.warn("push fail.dataId={},group={},tenant={},clientId={},tryTimes={}",
                             notifyRequet.getDataId(), notifyRequet.getGroup(), notifyRequet.getTenant(), clientId,
                             retryTimes);
@@ -176,15 +176,7 @@ public class RpcConfigChangeNotifier extends Subscriber<LocalDataChangeEvent> {
                     push(RpcPushTask.this);
                 }
     
-                @Override
+            }, ASYNC_CONFIG_CHANGE_NOTIFY_EXECUTOR);
-                public void onTimeout() {
-                    Loggers.CORE.warn("push timeout.dataId={},group={},tenant={},clientId={},tryTimes={}",
-                            notifyRequet.getDataId(), notifyRequet.getGroup(), notifyRequet.getTenant(), clientId,
-                            retryTimes);
-                    push(RpcPushTask.this);
-                }
-                
-            });
             
             tryTimes++;
         }

core/src/main/java/com/alibaba/nacos/core/cluster/remote/ClusterRpcClientProxy.java

@@ -109,12 +109,13 @@ public class ClusterRpcClientProxy extends MemberChangeListener {
     }
     
     private void createRpcClientAndStart(Member member, ConnectionType type) throws NacosException {
-        RpcClient client = RpcClientFactory.createClient(memberClientKey(member), type);
-        if (!client.getConnectionType().equals(type)) {
-            RpcClientFactory.destroyClient(memberClientKey(member));
         Map<String, String> labels = new HashMap<String, String>();
         labels.put(RemoteConstants.LABEL_SOURCE, RemoteConstants.LABEL_SOURCE_NODE);
-            client = RpcClientFactory.createClient(memberClientKey(member), type, labels);
+    
+        RpcClient client = RpcClientFactory.createClusterClient(memberClientKey(member), type, labels);
+        if (!client.getConnectionType().equals(type)) {
+            RpcClientFactory.destroyClient(memberClientKey(member));
+            client = RpcClientFactory.createClusterClient(memberClientKey(member), type, labels);
         }
     
         if (client.isWaitInited()) {
@@ -144,6 +145,7 @@ public class ClusterRpcClientProxy extends MemberChangeListener {
     
     /**
      * send request to member.
+     *
      * @param member
      * @param request
      * @return

core/src/main/java/com/alibaba/nacos/core/remote/RpcAckCallbackSynchronizer.java

@@ -60,10 +60,11 @@ public class RpcAckCallbackSynchronizer {
             return;
         }
     
-        DefaultRequestFuture currentCallback = stringDefaultPushFutureMap.get(response.getRequestId());
+        DefaultRequestFuture currentCallback = stringDefaultPushFutureMap.remove(response.getRequestId());
         if (currentCallback == null) {
             return;
         }
+    
         if (response.isSuccess()) {
             currentCallback.setResponse(response);
         } else {
@@ -71,6 +72,23 @@ public class RpcAckCallbackSynchronizer {
         }
     }
     
+    /**
+     * notify  ackid.
+     */
+    public static void exceptionNotify(String connectionId, String requestId, Exception e) {
+        
+        Map<String, DefaultRequestFuture> stringDefaultPushFutureMap = CALLBACK_CONTEXT.get(connectionId);
+        if (stringDefaultPushFutureMap == null) {
+            return;
+        }
+        
+        DefaultRequestFuture currentCallback = stringDefaultPushFutureMap.remove(requestId);
+        if (currentCallback == null) {
+            return;
+        }
+        currentCallback.setFailResult(e);
+    }
+    
     /**
      * notify  ackid.
      */

core/src/main/java/com/alibaba/nacos/core/remote/RpcPushService.java

@@ -17,7 +17,7 @@
 package com.alibaba.nacos.core.remote;
 
 import com.alibaba.nacos.api.exception.NacosException;
-import com.alibaba.nacos.api.remote.RequestCallBack;
+import com.alibaba.nacos.api.remote.AbstractRequestCallBack;
 import com.alibaba.nacos.api.remote.request.ServerPushRequest;
 import com.alibaba.nacos.api.remote.response.PushCallBack;
 import com.alibaba.nacos.api.remote.response.Response;
@@ -26,6 +26,8 @@ import com.alibaba.nacos.core.utils.Loggers;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.util.concurrent.Executor;
+
 /**
  * push response  to clients.
  *
@@ -45,14 +47,16 @@ public class RpcPushService {
      * @param request         request.
      * @param requestCallBack requestCallBack.
      */
-    public void pushWithCallback(String connectionId, ServerPushRequest request, PushCallBack requestCallBack) {
+    public void pushWithCallback(String connectionId, ServerPushRequest request, PushCallBack requestCallBack,
+            Executor executor) {
         Connection connection = connectionManager.getConnection(connectionId);
         if (connection != null) {
             try {
-                connection.sendRequestWithCallBack(request, new RequestCallBack() {
+                connection.sendRequestWithCallBack(request, new AbstractRequestCallBack(requestCallBack.getTimeout()) {
+                    
                     @Override
-                    public long getTimeout() {
+                    public Executor getExcutor() {
-                        return requestCallBack.getTimeout();
+                        return executor;
                     }
         
                     @Override
@@ -65,7 +69,7 @@ public class RpcPushService {
                     }
         
                     @Override
-                    public void onException(Exception e) {
+                    public void onException(Throwable e) {
                         requestCallBack.onFail(e);
                     }
                 });

core/src/main/java/com/alibaba/nacos/core/remote/RpcServer.java

@@ -45,22 +45,24 @@ public abstract class RpcServer {
     @PostConstruct
     public void start() throws Exception {
     
-        Loggers.RPC.info("Nacos {} Rpc server starting at port {}", getConnectionType(),
+        Loggers.RPC.info("Nacos {} Rpc server starting at port {}", getClass().getSimpleName(),
                 (ApplicationUtils.getPort() + rpcPortOffset()));
     
         startServer();
     
-        Loggers.RPC.info("Nacos {} Rpc server started at port {}", getConnectionType(),
+        Loggers.RPC.info("Nacos {} Rpc server started at port {}", getClass().getSimpleName(),
                 (ApplicationUtils.getPort() + rpcPortOffset()));
         Runtime.getRuntime().addShutdownHook(new Thread() {
             @Override
             public void run() {
-                Loggers.RPC.info("Nacos {} Rpc server stopping", getConnectionType());
+                Loggers.RPC.info("Nacos {} Rpc server stopping", getClass().getSimpleName());
                 try {
                     RpcServer.this.stopServer();
-                    Loggers.RPC.info("Nacos {} Rpc server stopped successfully...", getConnectionType());
+                    Loggers.RPC.info("Nacos {} Rpc server stopped successfully...",
+                            RpcServer.this.getClass().getSimpleName());
                 } catch (Exception e) {
-                    Loggers.RPC.error("Nacos {} Rpc server stopped fail...", getConnectionType(), e);
+                    Loggers.RPC
+                            .error("Nacos {} Rpc server stopped fail...", RpcServer.this.getClass().getSimpleName(), e);
                 }
             }
         });

core/src/main/java/com/alibaba/nacos/core/remote/grpc/GrpcClusterServer.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright 1999-2020 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.remote.grpc;
+
+import org.springframework.stereotype.Service;
+
+/**
+ * Grpc implementation as  a rpc server.
+ *
+ * @author liuzunfei
+ * @version $Id: GrpcServer.java, v 0.1 2020年07月13日 3:42 PM liuzunfei Exp $
+ */
+@Service
+public class GrpcClusterServer extends GrpcServer {
+    
+    private static final int PORT_OFFSET = 1001;
+    
+    @Override
+    public int rpcPortOffset() {
+        return PORT_OFFSET;
+    }
+}

core/src/main/java/com/alibaba/nacos/core/remote/grpc/GrpcConnection.java

@@ -37,6 +37,7 @@ import io.grpc.stub.StreamObserver;
 
 /**
  * grpc connection.
+ *
  * @author liuzunfei
  * @version $Id: GrpcConnection.java, v 0.1 2020年07月13日 7:26 PM liuzunfei Exp $
  */
@@ -97,7 +98,7 @@ public class GrpcConnection extends Connection {
         String requestId = String.valueOf(PushAckIdGenerator.getNextId());
         request.setRequestId(requestId);
         sendRequestNoAck(request);
-        DefaultRequestFuture defaultPushFuture = new DefaultRequestFuture(requestId, callBack);
+        DefaultRequestFuture defaultPushFuture = new DefaultRequestFuture(this.getConnectionId(), requestId, callBack);
         RpcAckCallbackSynchronizer.syncCallback(getConnectionId(), requestId, defaultPushFuture);
         return defaultPushFuture;
     }

core/src/main/java/com/alibaba/nacos/core/remote/grpc/GrpcSdkServer.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright 1999-2020 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.remote.grpc;
+
+import org.springframework.stereotype.Service;
+
+/**
+ * Grpc implementation as  a rpc server.
+ *
+ * @author liuzunfei
+ * @version $Id: GrpcServer.java, v 0.1 2020年07月13日 3:42 PM liuzunfei Exp $
+ */
+@Service
+public class GrpcSdkServer extends GrpcServer {
+    
+    private static final int PORT_OFFSET = 1000;
+    
+    @Override
+    public int rpcPortOffset() {
+        return PORT_OFFSET;
+    }
+}

core/src/main/java/com/alibaba/nacos/core/remote/grpc/GrpcServer.java

@@ -44,7 +44,6 @@ import io.grpc.protobuf.ProtoUtils;
 import io.grpc.stub.ServerCalls;
 import io.grpc.util.MutableHandlerRegistry;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Service;
 
 /**
  * Grpc implementation as  a rpc server.
@@ -52,10 +51,7 @@ import org.springframework.stereotype.Service;
  * @author liuzunfei
  * @version $Id: GrpcServer.java, v 0.1 2020年07月13日 3:42 PM liuzunfei Exp $
  */
-@Service
+public abstract class GrpcServer extends RpcServer {
-public class GrpcServer extends RpcServer {
-    
-    private static final int PORT_OFFSET = 1000;
     
     private Server server;
     
@@ -162,11 +158,6 @@ public class GrpcServer extends RpcServer {
         
     }
     
-    @Override
-    public int rpcPortOffset() {
-        return PORT_OFFSET;
-    }
-    
     @Override
     public void shundownServer() {
         if (server != null) {

core/src/main/java/com/alibaba/nacos/core/remote/rsocket/RsocketConnection.java

@@ -19,6 +19,7 @@ package com.alibaba.nacos.core.remote.rsocket;
 import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.api.remote.RequestCallBack;
 import com.alibaba.nacos.api.remote.RequestFuture;
+import com.alibaba.nacos.api.remote.RpcScheduledExecutor;
 import com.alibaba.nacos.api.remote.request.Request;
 import com.alibaba.nacos.api.remote.request.RequestMeta;
 import com.alibaba.nacos.api.remote.response.Response;
@@ -33,9 +34,13 @@ import io.rsocket.RSocket;
 import reactor.core.publisher.Mono;
 
 import java.time.Duration;
+import java.util.concurrent.Callable;
+import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.TimeoutException;
 import java.util.function.Consumer;
 
+import static java.util.concurrent.TimeUnit.MILLISECONDS;
+
 /**
  * connection of rsocket.
  *
@@ -107,28 +112,40 @@ public class RsocketConnection extends Connection {
     }
     
     @Override
-    public void sendRequestWithCallBack(Request request, RequestCallBack callBack) throws NacosException {
+    public void sendRequestWithCallBack(Request request, RequestCallBack requestCallBack) throws NacosException {
         
         long id = System.currentTimeMillis();
         Loggers.RPC_DIGEST.info("Rsocket sendRequestWithCallBack :" + request);
     
-        Mono<Payload> payloadMono = clientSocket
+        try {
+            Mono<Payload> response = clientSocket
                     .requestResponse(RsocketUtils.convertRequestToPayload(request, buildMeta()));
-        payloadMono.subscribe(new Consumer<Payload>() {
         
+            response.toFuture().acceptEither(failAfter(requestCallBack.getTimeout()), new Consumer<Payload>() {
                 @Override
                 public void accept(Payload payload) {
-                Response response = RsocketUtils.parseResponseFromPayload(payload);
+                    requestCallBack.onResponse(RsocketUtils.parseResponseFromPayload(payload));
-                callBack.onResponse(response);
-            }
-
-        }, new Consumer<Throwable>() {
-            @Override
-            public void accept(Throwable throwable) {
-                callBack.onException(new Exception(throwable));
                 }
+            }).exceptionally(throwable -> {
+                requestCallBack.onException(throwable);
+                return null;
             });
         
+        } catch (Exception e) {
+            requestCallBack.onException(e);
+        }
+    }
+    
+    private static <T> CompletableFuture<T> failAfter(final long timeouts) {
+        final CompletableFuture<T> promise = new CompletableFuture<T>();
+        RpcScheduledExecutor.TIMEOUT_SHEDULER.schedule(new Callable<Object>() {
+            @Override
+            public Object call() throws Exception {
+                final TimeoutException ex = new TimeoutException("Timeout after " + timeouts);
+                return promise.completeExceptionally(ex);
+            }
+        }, timeouts, MILLISECONDS);
+        return promise;
     }
     
     @Override

naming/src/main/java/com/alibaba/nacos/naming/cluster/remote/grpc/GrpcClusterClient.java

@@ -19,7 +19,6 @@ package com.alibaba.nacos.naming.cluster.remote.grpc;
 import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.api.remote.request.Request;
 import com.alibaba.nacos.api.remote.response.Response;
-import com.alibaba.nacos.common.remote.client.RpcClientFactory;
 import com.alibaba.nacos.common.remote.client.grpc.GrpcClient;
 import com.alibaba.nacos.naming.cluster.remote.ClusterClient;
 
@@ -33,7 +32,7 @@ public class GrpcClusterClient implements ClusterClient {
     private final GrpcClient grpcClient;
     
     public GrpcClusterClient(String targetAddress) {
-        this.grpcClient = new GrpcClient(targetAddress);
+        this.grpcClient = new com.alibaba.nacos.common.remote.client.grpc.GrpcClusterClient(targetAddress);
     }
     
     @Override