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Posted to commits@iotdb.apache.org by ca...@apache.org on 2022/12/15 00:45:54 UTC

[iotdb] branch master updated: [IOTDB-5201] Extracting getConfig from the registerDataNode interface (#8441)

This is an automated email from the ASF dual-hosted git repository.

caogaofei pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/master by this push:
     new 8e612b5323 [IOTDB-5201] Extracting getConfig from the registerDataNode interface (#8441)
8e612b5323 is described below

commit 8e612b5323896c6e5a7e22620c2a1e0dc6fbfa18
Author: Chen YZ <43...@users.noreply.github.com>
AuthorDate: Thu Dec 15 08:45:48 2022 +0800

    [IOTDB-5201] Extracting getConfig from the registerDataNode interface (#8441)
---
 .../consensus/response/ConfigurationResp.java      | 66 +++++++++++++++++
 .../consensus/response/DataNodeRegisterResp.java   | 23 ------
 .../iotdb/confignode/manager/ConfigManager.java    | 14 ++++
 .../apache/iotdb/confignode/manager/IManager.java  |  7 ++
 .../iotdb/confignode/manager/node/NodeManager.java | 21 ++++--
 .../thrift/ConfigNodeRPCServiceProcessor.java      | 12 ++++
 .../apache/iotdb/db/client/ConfigNodeClient.java   | 22 ++++++
 .../java/org/apache/iotdb/db/service/DataNode.java | 82 ++++++++++++++--------
 .../db/service/DataNodeServerCommandLine.java      |  2 +-
 .../src/main/thrift/confignode.thrift              | 23 ++++--
 10 files changed, 205 insertions(+), 67 deletions(-)

diff --git a/confignode/src/main/java/org/apache/iotdb/confignode/consensus/response/ConfigurationResp.java b/confignode/src/main/java/org/apache/iotdb/confignode/consensus/response/ConfigurationResp.java
new file mode 100644
index 0000000000..70e8af6df6
--- /dev/null
+++ b/confignode/src/main/java/org/apache/iotdb/confignode/consensus/response/ConfigurationResp.java
@@ -0,0 +1,66 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 org.apache.iotdb.confignode.consensus.response;
+
+import org.apache.iotdb.common.rpc.thrift.TSStatus;
+import org.apache.iotdb.confignode.rpc.thrift.TCQConfig;
+import org.apache.iotdb.confignode.rpc.thrift.TConfigurationResp;
+import org.apache.iotdb.confignode.rpc.thrift.TGlobalConfig;
+import org.apache.iotdb.confignode.rpc.thrift.TRatisConfig;
+import org.apache.iotdb.consensus.common.DataSet;
+import org.apache.iotdb.rpc.TSStatusCode;
+
+public class ConfigurationResp implements DataSet {
+
+  private TSStatus status;
+  private TGlobalConfig globalConfig;
+  private TRatisConfig ratisConfig;
+  private TCQConfig cqConfig;
+
+  public TSStatus getStatus() {
+    return status;
+  }
+
+  public void setStatus(TSStatus status) {
+    this.status = status;
+  }
+
+  public void setGlobalConfig(TGlobalConfig globalConfig) {
+    this.globalConfig = globalConfig;
+  }
+
+  public void setRatisConfig(TRatisConfig ratisConfig) {
+    this.ratisConfig = ratisConfig;
+  }
+
+  public void setCqConfig(TCQConfig cqConfig) {
+    this.cqConfig = cqConfig;
+  }
+
+  public TConfigurationResp convertToRpcDataNodeRegisterResp() {
+    TConfigurationResp resp = new TConfigurationResp();
+    resp.setStatus(status);
+    if (status.getCode() == TSStatusCode.SUCCESS_STATUS.getStatusCode()) {
+      resp.setGlobalConfig(globalConfig);
+      resp.setRatisConfig(ratisConfig);
+      resp.setCqConfig(cqConfig);
+    }
+    return resp;
+  }
+}
diff --git a/confignode/src/main/java/org/apache/iotdb/confignode/consensus/response/DataNodeRegisterResp.java b/confignode/src/main/java/org/apache/iotdb/confignode/consensus/response/DataNodeRegisterResp.java
index bf4e64f57c..0a90903f35 100644
--- a/confignode/src/main/java/org/apache/iotdb/confignode/consensus/response/DataNodeRegisterResp.java
+++ b/confignode/src/main/java/org/apache/iotdb/confignode/consensus/response/DataNodeRegisterResp.java
@@ -20,10 +20,7 @@ package org.apache.iotdb.confignode.consensus.response;
 
 import org.apache.iotdb.common.rpc.thrift.TConfigNodeLocation;
 import org.apache.iotdb.common.rpc.thrift.TSStatus;
-import org.apache.iotdb.confignode.rpc.thrift.TCQConfig;
 import org.apache.iotdb.confignode.rpc.thrift.TDataNodeRegisterResp;
-import org.apache.iotdb.confignode.rpc.thrift.TGlobalConfig;
-import org.apache.iotdb.confignode.rpc.thrift.TRatisConfig;
 import org.apache.iotdb.consensus.common.DataSet;
 import org.apache.iotdb.rpc.TSStatusCode;
 import org.apache.iotdb.tsfile.utils.ReadWriteIOUtils;
@@ -39,10 +36,6 @@ public class DataNodeRegisterResp implements DataSet {
   private TSStatus status;
   private List<TConfigNodeLocation> configNodeList;
   private Integer dataNodeId;
-  private TGlobalConfig globalConfig;
-  private TRatisConfig ratisConfig;
-
-  private TCQConfig cqConfig;
   private byte[] templateInfo;
   private List<ByteBuffer> allTriggerInformation;
   private List<ByteBuffer> allUDFInformation;
@@ -51,7 +44,6 @@ public class DataNodeRegisterResp implements DataSet {
 
   public DataNodeRegisterResp() {
     this.dataNodeId = null;
-    this.globalConfig = null;
   }
 
   public TSStatus getStatus() {
@@ -70,18 +62,6 @@ public class DataNodeRegisterResp implements DataSet {
     this.dataNodeId = dataNodeId;
   }
 
-  public void setGlobalConfig(TGlobalConfig globalConfig) {
-    this.globalConfig = globalConfig;
-  }
-
-  public void setRatisConfig(TRatisConfig ratisConfig) {
-    this.ratisConfig = ratisConfig;
-  }
-
-  public void setCqConfig(TCQConfig cqConfig) {
-    this.cqConfig = cqConfig;
-  }
-
   public void setTemplateInfo(byte[] templateInfo) {
     this.templateInfo = templateInfo;
   }
@@ -120,10 +100,7 @@ public class DataNodeRegisterResp implements DataSet {
         || status.getCode() == TSStatusCode.DATANODE_ALREADY_REGISTERED.getStatusCode()
         || status.getCode() == TSStatusCode.DATANODE_NOT_EXIST.getStatusCode()) {
       resp.setDataNodeId(dataNodeId);
-      resp.setGlobalConfig(globalConfig);
       resp.setTemplateInfo(templateInfo);
-      resp.setRatisConfig(ratisConfig);
-      resp.setCqConfig(cqConfig);
       resp.setAllTriggerInformation(allTriggerInformation);
       resp.setAllUDFInformation(allUDFInformation);
       resp.setAllTTLInformation(allTTLInformation);
diff --git a/confignode/src/main/java/org/apache/iotdb/confignode/manager/ConfigManager.java b/confignode/src/main/java/org/apache/iotdb/confignode/manager/ConfigManager.java
index 6ee94f3a40..0dc8e55e5c 100644
--- a/confignode/src/main/java/org/apache/iotdb/confignode/manager/ConfigManager.java
+++ b/confignode/src/main/java/org/apache/iotdb/confignode/manager/ConfigManager.java
@@ -64,6 +64,7 @@ import org.apache.iotdb.confignode.consensus.request.write.storagegroup.SetTimeP
 import org.apache.iotdb.confignode.consensus.request.write.sync.CreatePipeSinkPlan;
 import org.apache.iotdb.confignode.consensus.request.write.sync.DropPipeSinkPlan;
 import org.apache.iotdb.confignode.consensus.request.write.template.CreateSchemaTemplatePlan;
+import org.apache.iotdb.confignode.consensus.response.ConfigurationResp;
 import org.apache.iotdb.confignode.consensus.response.CountStorageGroupResp;
 import org.apache.iotdb.confignode.consensus.response.DataNodeConfigurationResp;
 import org.apache.iotdb.confignode.consensus.response.DataNodeRegisterResp;
@@ -281,6 +282,19 @@ public class ConfigManager implements IManager {
     return dataSet;
   }
 
+  @Override
+  public DataSet getConfiguration() {
+    TSStatus status = confirmLeader();
+    ConfigurationResp dataSet;
+    if (status.getCode() == TSStatusCode.SUCCESS_STATUS.getStatusCode()) {
+      dataSet = (ConfigurationResp) nodeManager.getConfiguration();
+    } else {
+      dataSet = new ConfigurationResp();
+      dataSet.setStatus(status);
+    }
+    return dataSet;
+  }
+
   @Override
   public DataSet removeDataNode(RemoveDataNodePlan removeDataNodePlan) {
     TSStatus status = confirmLeader();
diff --git a/confignode/src/main/java/org/apache/iotdb/confignode/manager/IManager.java b/confignode/src/main/java/org/apache/iotdb/confignode/manager/IManager.java
index 73d6671742..d014273252 100644
--- a/confignode/src/main/java/org/apache/iotdb/confignode/manager/IManager.java
+++ b/confignode/src/main/java/org/apache/iotdb/confignode/manager/IManager.java
@@ -179,6 +179,13 @@ public interface IManager {
    */
   DataSet registerDataNode(RegisterDataNodePlan registerDataNodePlan);
 
+  /**
+   * Get configuration information that is not associated with the DataNodeId
+   *
+   * @return ConfigurationResp
+   */
+  DataSet getConfiguration();
+
   /**
    * Remove DataNode
    *
diff --git a/confignode/src/main/java/org/apache/iotdb/confignode/manager/node/NodeManager.java b/confignode/src/main/java/org/apache/iotdb/confignode/manager/node/NodeManager.java
index ad7fac53c8..23becf827e 100644
--- a/confignode/src/main/java/org/apache/iotdb/confignode/manager/node/NodeManager.java
+++ b/confignode/src/main/java/org/apache/iotdb/confignode/manager/node/NodeManager.java
@@ -48,6 +48,7 @@ import org.apache.iotdb.confignode.consensus.request.write.confignode.RemoveConf
 import org.apache.iotdb.confignode.consensus.request.write.datanode.RegisterDataNodePlan;
 import org.apache.iotdb.confignode.consensus.request.write.datanode.RemoveDataNodePlan;
 import org.apache.iotdb.confignode.consensus.request.write.datanode.UpdateDataNodePlan;
+import org.apache.iotdb.confignode.consensus.response.ConfigurationResp;
 import org.apache.iotdb.confignode.consensus.response.DataNodeConfigurationResp;
 import org.apache.iotdb.confignode.consensus.response.DataNodeRegisterResp;
 import org.apache.iotdb.confignode.consensus.response.DataNodeToStatusResp;
@@ -74,6 +75,7 @@ import org.apache.iotdb.consensus.common.DataSet;
 import org.apache.iotdb.consensus.common.Peer;
 import org.apache.iotdb.consensus.common.response.ConsensusGenericResponse;
 import org.apache.iotdb.mpp.rpc.thrift.THeartbeatReq;
+import org.apache.iotdb.rpc.RpcUtils;
 import org.apache.iotdb.rpc.TSStatusCode;
 
 import org.slf4j.Logger;
@@ -144,7 +146,7 @@ public class NodeManager {
     this.random = new Random(System.currentTimeMillis());
   }
 
-  private void setGlobalConfig(DataNodeRegisterResp dataSet) {
+  private void setGlobalConfig(ConfigurationResp dataSet) {
     // Set TGlobalConfig
     final ConfigNodeConfig configNodeConfig = ConfigNodeDescriptor.getInstance().getConf();
     final CommonConfig commonConfig = CommonDescriptor.getInstance().getConfig();
@@ -162,7 +164,7 @@ public class NodeManager {
     dataSet.setGlobalConfig(globalConfig);
   }
 
-  private void setRatisConfig(DataNodeRegisterResp dataSet) {
+  private void setRatisConfig(ConfigurationResp dataSet) {
     final ConfigNodeConfig conf = ConfigNodeDescriptor.getInstance().getConf();
     TRatisConfig ratisConfig = new TRatisConfig();
 
@@ -215,7 +217,7 @@ public class NodeManager {
     dataSet.setRatisConfig(ratisConfig);
   }
 
-  private void setCQConfig(DataNodeRegisterResp dataSet) {
+  private void setCQConfig(ConfigurationResp dataSet) {
     final ConfigNodeConfig conf = ConfigNodeDescriptor.getInstance().getConf();
     TCQConfig cqConfig = new TCQConfig();
     cqConfig.setCqMinEveryIntervalInMs(conf.getCqMinEveryIntervalInMs());
@@ -261,6 +263,17 @@ public class NodeManager {
     dataSet.setDataNodeId(
         registerDataNodePlan.getDataNodeConfiguration().getLocation().getDataNodeId());
     dataSet.setConfigNodeList(getRegisteredConfigNodes());
+    return dataSet;
+  }
+
+  /**
+   * Get configuration
+   *
+   * @return ConfigurationResp. The TSStatus will be set to SUCCESS_STATUS.
+   */
+  public DataSet getConfiguration() {
+    ConfigurationResp dataSet = new ConfigurationResp();
+    dataSet.setStatus(RpcUtils.getStatus(TSStatusCode.SUCCESS_STATUS));
     setGlobalConfig(dataSet);
     setRatisConfig(dataSet);
     setCQConfig(dataSet);
@@ -356,8 +369,6 @@ public class NodeManager {
     dataSet.setStatus(status);
     dataSet.setDataNodeId(updateDataNodePlan.getDataNodeLocation().getDataNodeId());
     dataSet.setConfigNodeList(getRegisteredConfigNodes());
-    setGlobalConfig(dataSet);
-    setRatisConfig(dataSet);
     return dataSet;
   }
 
diff --git a/confignode/src/main/java/org/apache/iotdb/confignode/service/thrift/ConfigNodeRPCServiceProcessor.java b/confignode/src/main/java/org/apache/iotdb/confignode/service/thrift/ConfigNodeRPCServiceProcessor.java
index 2af5115e6e..387a28e54a 100644
--- a/confignode/src/main/java/org/apache/iotdb/confignode/service/thrift/ConfigNodeRPCServiceProcessor.java
+++ b/confignode/src/main/java/org/apache/iotdb/confignode/service/thrift/ConfigNodeRPCServiceProcessor.java
@@ -54,6 +54,7 @@ import org.apache.iotdb.confignode.consensus.request.write.storagegroup.SetTTLPl
 import org.apache.iotdb.confignode.consensus.request.write.storagegroup.SetTimePartitionIntervalPlan;
 import org.apache.iotdb.confignode.consensus.request.write.sync.CreatePipeSinkPlan;
 import org.apache.iotdb.confignode.consensus.request.write.sync.DropPipeSinkPlan;
+import org.apache.iotdb.confignode.consensus.response.ConfigurationResp;
 import org.apache.iotdb.confignode.consensus.response.CountStorageGroupResp;
 import org.apache.iotdb.confignode.consensus.response.DataNodeConfigurationResp;
 import org.apache.iotdb.confignode.consensus.response.DataNodeRegisterResp;
@@ -70,6 +71,7 @@ import org.apache.iotdb.confignode.rpc.thrift.TAuthorizerResp;
 import org.apache.iotdb.confignode.rpc.thrift.TCheckUserPrivilegesReq;
 import org.apache.iotdb.confignode.rpc.thrift.TConfigNodeRegisterReq;
 import org.apache.iotdb.confignode.rpc.thrift.TConfigNodeRegisterResp;
+import org.apache.iotdb.confignode.rpc.thrift.TConfigurationResp;
 import org.apache.iotdb.confignode.rpc.thrift.TCountStorageGroupResp;
 import org.apache.iotdb.confignode.rpc.thrift.TCreateCQReq;
 import org.apache.iotdb.confignode.rpc.thrift.TCreateFunctionReq;
@@ -188,6 +190,16 @@ public class ConfigNodeRPCServiceProcessor implements IConfigNodeRPCService.Ifac
     return resp;
   }
 
+  @Override
+  public TConfigurationResp getConfiguration() {
+    TConfigurationResp resp =
+        ((ConfigurationResp) configManager.getConfiguration()).convertToRpcDataNodeRegisterResp();
+
+    // Print log to record the ConfigNode that performs the GetConfigurationRequest
+    LOGGER.info("Execute GetConfigurationRequest with result {}", resp);
+    return resp;
+  }
+
   @Override
   public TDataNodeRemoveResp removeDataNode(TDataNodeRemoveReq req) {
     LOGGER.info("ConfigNode RPC Service start to remove DataNode, req: {}", req);
diff --git a/server/src/main/java/org/apache/iotdb/db/client/ConfigNodeClient.java b/server/src/main/java/org/apache/iotdb/db/client/ConfigNodeClient.java
index a9b10f1117..49886dda15 100644
--- a/server/src/main/java/org/apache/iotdb/db/client/ConfigNodeClient.java
+++ b/server/src/main/java/org/apache/iotdb/db/client/ConfigNodeClient.java
@@ -39,6 +39,7 @@ import org.apache.iotdb.confignode.rpc.thrift.TAuthorizerResp;
 import org.apache.iotdb.confignode.rpc.thrift.TCheckUserPrivilegesReq;
 import org.apache.iotdb.confignode.rpc.thrift.TConfigNodeRegisterReq;
 import org.apache.iotdb.confignode.rpc.thrift.TConfigNodeRegisterResp;
+import org.apache.iotdb.confignode.rpc.thrift.TConfigurationResp;
 import org.apache.iotdb.confignode.rpc.thrift.TCountStorageGroupResp;
 import org.apache.iotdb.confignode.rpc.thrift.TCreateCQReq;
 import org.apache.iotdb.confignode.rpc.thrift.TCreateFunctionReq;
@@ -333,6 +334,27 @@ public class ConfigNodeClient
     throw new TException(MSG_RECONNECTION_FAIL);
   }
 
+  @Override
+  public TConfigurationResp getConfiguration() throws TException {
+    for (int i = 0; i < RETRY_NUM; i++) {
+      try {
+        TConfigurationResp resp = client.getConfiguration();
+        if (!updateConfigNodeLeader(resp.status)) {
+          return resp;
+        }
+      } catch (TException e) {
+        logger.warn(
+            "Failed to connect to ConfigNode {} from DataNode {} when executing {}",
+            configNode,
+            config.getAddressAndPort(),
+            Thread.currentThread().getStackTrace()[1].getMethodName());
+        configLeader = null;
+      }
+      waitAndReconnect();
+    }
+    throw new TException(MSG_RECONNECTION_FAIL);
+  }
+
   @Override
   public TDataNodeRemoveResp removeDataNode(TDataNodeRemoveReq req) throws TException {
     for (int i = 0; i < RETRY_NUM; i++) {
diff --git a/server/src/main/java/org/apache/iotdb/db/service/DataNode.java b/server/src/main/java/org/apache/iotdb/db/service/DataNode.java
index 7ae7ce3788..6607c5d8ac 100644
--- a/server/src/main/java/org/apache/iotdb/db/service/DataNode.java
+++ b/server/src/main/java/org/apache/iotdb/db/service/DataNode.java
@@ -40,6 +40,7 @@ import org.apache.iotdb.commons.udf.UDFInformation;
 import org.apache.iotdb.commons.udf.service.UDFClassLoaderManager;
 import org.apache.iotdb.commons.udf.service.UDFExecutableManager;
 import org.apache.iotdb.commons.udf.service.UDFManagementService;
+import org.apache.iotdb.confignode.rpc.thrift.TConfigurationResp;
 import org.apache.iotdb.confignode.rpc.thrift.TDataNodeRegisterReq;
 import org.apache.iotdb.confignode.rpc.thrift.TDataNodeRegisterResp;
 import org.apache.iotdb.confignode.rpc.thrift.TGetJarInListReq;
@@ -91,8 +92,6 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
 
-import static org.apache.iotdb.db.service.DataNodeServerCommandLine.MODE_START;
-
 public class DataNode implements DataNodeMBean {
   private static final Logger logger = LoggerFactory.getLogger(DataNode.class);
   private static final IoTDBConfig config = IoTDBDescriptor.getInstance().getConfig();
@@ -102,10 +101,10 @@ public class DataNode implements DataNodeMBean {
           "%s:%s=%s", "org.apache.iotdb.datanode.service", IoTDBConstant.JMX_TYPE, "DataNode");
 
   /**
-   * when joining a cluster this node will retry at most "DEFAULT_JOIN_RETRY" times before returning
-   * a failure to the client
+   * when joining a cluster or getting configuration this node will retry at most "DEFAULT_RETRY"
+   * times before returning a failure to the client
    */
-  private static final int DEFAULT_JOIN_RETRY = 10;
+  private static final int DEFAULT_RETRY = 10;
 
   private final TEndPoint thisNode = new TEndPoint();
 
@@ -132,13 +131,9 @@ public class DataNode implements DataNodeMBean {
     new DataNodeServerCommandLine().doMain(args);
   }
 
-  protected void serverCheckAndInit(String mode) throws ConfigurationException, IOException {
+  protected void serverCheckAndInit() throws ConfigurationException, IOException {
     config.setClusterMode(true);
     IoTDBStartCheck.getInstance().checkConfig();
-    if (MODE_START.equals(mode)) {
-      // Only checkDirectory when start DataNode
-      IoTDBStartCheck.getInstance().checkDirectory();
-    }
     // TODO: check configuration for data node
 
     for (TEndPoint endPoint : config.getTargetConfigNodeList()) {
@@ -156,6 +151,8 @@ public class DataNode implements DataNodeMBean {
     try {
       // prepare cluster IoTDB-DataNode
       prepareDataNode();
+      // pull and check configuration from ConfigNode
+      pullAndCheckConfiguration();
       // register current DataNode to ConfigNode
       registerInConfigNode();
       // active DataNode
@@ -198,9 +195,51 @@ public class DataNode implements DataNodeMBean {
     JMXService.registerMBean(getInstance(), mbeanName);
   }
 
+  private void pullAndCheckConfiguration() throws StartupException {
+    int retry = DEFAULT_RETRY;
+
+    ConfigNodeInfo.getInstance().updateConfigNodeList(config.getTargetConfigNodeList());
+    // get and check configuration
+    while (retry > 0) {
+      try (ConfigNodeClient configNodeClient = new ConfigNodeClient()) {
+        TConfigurationResp configuration = configNodeClient.getConfiguration();
+        IoTDBDescriptor.getInstance().loadGlobalConfig(configuration.globalConfig);
+        IoTDBDescriptor.getInstance().loadRatisConfig(configuration.ratisConfig);
+        IoTDBDescriptor.getInstance().loadCQConfig(configuration.cqConfig);
+
+        CommonDescriptor.getInstance().loadGlobalConfig(configuration.globalConfig);
+        if (!IoTDBStartCheck.getInstance()
+            .checkConsensusProtocolExists(TConsensusGroupType.DataRegion)) {
+          config.setDataRegionConsensusProtocolClass(
+              configuration.globalConfig.getDataRegionConsensusProtocolClass());
+        }
+
+        if (!IoTDBStartCheck.getInstance()
+            .checkConsensusProtocolExists(TConsensusGroupType.SchemaRegion)) {
+          config.setSchemaRegionConsensusProtocolClass(
+              configuration.globalConfig.getSchemaRegionConsensusProtocolClass());
+        }
+
+        IoTDBStartCheck.getInstance().checkDirectory();
+        IoTDBStartCheck.getInstance().serializeGlobalConfig(configuration.globalConfig);
+        return;
+      } catch (TException e) {
+        // read config nodes from system.properties
+        logger.warn("Cannot register to the cluster, because: {}", e.getMessage());
+        ConfigNodeInfo.getInstance().loadConfigNodeList();
+      } catch (Exception e) {
+        throw new StartupException(e.getMessage());
+      }
+      retry--;
+    }
+    // all tries failed
+    logger.error("Cannot get configuration from ConfigNode after {} retries", DEFAULT_RETRY);
+    throw new StartupException("Cannot get configuration from ConfigNode");
+  }
+
   /** register DataNode with ConfigNode */
   private void registerInConfigNode() throws StartupException {
-    int retry = DEFAULT_JOIN_RETRY;
+    int retry = DEFAULT_RETRY;
 
     ConfigNodeInfo.getInstance().updateConfigNodeList(config.getTargetConfigNodeList());
     while (retry > 0) {
@@ -238,25 +277,8 @@ public class DataNode implements DataNodeMBean {
             IoTDBStartCheck.getInstance().serializeDataNodeId(dataNodeID);
             config.setDataNodeId(dataNodeID);
           }
-          IoTDBDescriptor.getInstance().loadGlobalConfig(dataNodeRegisterResp.globalConfig);
-          IoTDBDescriptor.getInstance().loadRatisConfig(dataNodeRegisterResp.ratisConfig);
-          IoTDBDescriptor.getInstance().loadCQConfig(dataNodeRegisterResp.cqConfig);
           IoTDBDescriptor.getInstance().initClusterSchemaMemoryAllocate();
 
-          CommonDescriptor.getInstance().loadGlobalConfig(dataNodeRegisterResp.globalConfig);
-
-          if (!IoTDBStartCheck.getInstance()
-              .checkConsensusProtocolExists(TConsensusGroupType.DataRegion)) {
-            config.setDataRegionConsensusProtocolClass(
-                dataNodeRegisterResp.globalConfig.getDataRegionConsensusProtocolClass());
-          }
-
-          if (!IoTDBStartCheck.getInstance()
-              .checkConsensusProtocolExists(TConsensusGroupType.SchemaRegion)) {
-            config.setSchemaRegionConsensusProtocolClass(
-                dataNodeRegisterResp.globalConfig.getSchemaRegionConsensusProtocolClass());
-          }
-
           // In current implementation, only IoTConsensus need separated memory from Consensus
           if (!config
               .getDataRegionConsensusProtocolClass()
@@ -264,8 +286,6 @@ public class DataNode implements DataNodeMBean {
             IoTDBDescriptor.getInstance().reclaimConsensusMemory();
           }
 
-          IoTDBStartCheck.getInstance().serializeGlobalConfig(dataNodeRegisterResp.globalConfig);
-
           logger.info("Register to the cluster successfully");
           return;
         } else if (dataNodeRegisterResp.getStatus().getCode()
@@ -294,7 +314,7 @@ public class DataNode implements DataNodeMBean {
       retry--;
     }
     // all tries failed
-    logger.error("Cannot register to the cluster after {} retries", DEFAULT_JOIN_RETRY);
+    logger.error("Cannot register to the cluster after {} retries", DEFAULT_RETRY);
     throw new StartupException("Cannot register to the cluster.");
   }
 
diff --git a/server/src/main/java/org/apache/iotdb/db/service/DataNodeServerCommandLine.java b/server/src/main/java/org/apache/iotdb/db/service/DataNodeServerCommandLine.java
index 55bba9fb9c..0ded2a8bcd 100644
--- a/server/src/main/java/org/apache/iotdb/db/service/DataNodeServerCommandLine.java
+++ b/server/src/main/java/org/apache/iotdb/db/service/DataNodeServerCommandLine.java
@@ -78,7 +78,7 @@ public class DataNodeServerCommandLine extends ServerCommandLine {
 
     // Check config of IoTDB, and set some configs in cluster mode
     try {
-      dataNode.serverCheckAndInit(mode);
+      dataNode.serverCheckAndInit();
     } catch (ConfigurationException | IOException e) {
       LOGGER.error("Meet error when doing start checking", e);
       return -1;
diff --git a/thrift-confignode/src/main/thrift/confignode.thrift b/thrift-confignode/src/main/thrift/confignode.thrift
index 3515f372f8..6849625e51 100644
--- a/thrift-confignode/src/main/thrift/confignode.thrift
+++ b/thrift-confignode/src/main/thrift/confignode.thrift
@@ -33,13 +33,17 @@ struct TDataNodeRegisterResp {
   1: required common.TSStatus status
   2: required list<common.TConfigNodeLocation> configNodeList
   3: optional i32 dataNodeId
-  4: optional TGlobalConfig globalConfig
-  5: optional binary templateInfo
-  6: optional TRatisConfig ratisConfig
-  7: optional list<binary> allTriggerInformation
-  8: optional TCQConfig cqConfig
-  9: optional list<binary> allUDFInformation
-  10: optional binary allTTLInformation
+  4: optional binary templateInfo
+  5: optional list<binary> allTriggerInformation
+  6: optional list<binary> allUDFInformation
+  7: optional binary allTTLInformation
+}
+
+struct TConfigurationResp{
+  1: required common.TSStatus status
+  2: optional TGlobalConfig globalConfig
+  3: optional TRatisConfig ratisConfig
+  4: optional TCQConfig cqConfig
 }
 
 struct TGlobalConfig {
@@ -640,6 +644,11 @@ service IConfigNodeRPCService {
    */
   TDataNodeRegisterResp registerDataNode(TDataNodeRegisterReq req)
 
+  /**
+  * Get configuration information that is not associated with the DataNodeId
+  */
+  TConfigurationResp getConfiguration()
+
   /**
    * Generate a set of DataNodeRemoveProcedure to remove some specific DataNodes from the cluster
    *