| /* |
| * 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.db.pipe.connector.client; |
| |
| import org.apache.iotdb.common.rpc.thrift.TEndPoint; |
| import org.apache.iotdb.commons.conf.CommonDescriptor; |
| import org.apache.iotdb.commons.pipe.connector.client.IoTDBSyncClient; |
| import org.apache.iotdb.commons.pipe.connector.client.IoTDBSyncClientManager; |
| import org.apache.iotdb.commons.pipe.connector.payload.thrift.request.PipeTransferHandshakeV2Req; |
| import org.apache.iotdb.db.conf.IoTDBDescriptor; |
| import org.apache.iotdb.db.pipe.connector.payload.evolvable.request.PipeTransferDataNodeHandshakeV1Req; |
| import org.apache.iotdb.db.pipe.connector.payload.evolvable.request.PipeTransferDataNodeHandshakeV2Req; |
| |
| import org.apache.tsfile.utils.Pair; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.Map; |
| |
| public class IoTDBDataNodeSyncClientManager extends IoTDBSyncClientManager |
| implements IoTDBDataNodeCacheLeaderClientManager { |
| |
| private static final Logger LOGGER = |
| LoggerFactory.getLogger(IoTDBDataNodeSyncClientManager.class); |
| |
| public IoTDBDataNodeSyncClientManager( |
| List<TEndPoint> endPoints, |
| boolean useSSL, |
| String trustStorePath, |
| String trustStorePwd, |
| boolean useLeaderCache, |
| String loadBalanceStrategy) { |
| super(endPoints, useSSL, trustStorePath, trustStorePwd, useLeaderCache, loadBalanceStrategy); |
| } |
| |
| @Override |
| protected PipeTransferDataNodeHandshakeV1Req buildHandshakeV1Req() throws IOException { |
| return PipeTransferDataNodeHandshakeV1Req.toTPipeTransferReq( |
| CommonDescriptor.getInstance().getConfig().getTimestampPrecision()); |
| } |
| |
| @Override |
| protected PipeTransferHandshakeV2Req buildHandshakeV2Req(Map<String, String> params) |
| throws IOException { |
| return PipeTransferDataNodeHandshakeV2Req.toTPipeTransferReq(params); |
| } |
| |
| @Override |
| protected String getClusterId() { |
| return IoTDBDescriptor.getInstance().getConfig().getClusterId(); |
| } |
| |
| public Pair<IoTDBSyncClient, Boolean> getClient(String deviceId) { |
| final TEndPoint endPoint = LEADER_CACHE_MANAGER.getLeaderEndPoint(deviceId); |
| return useLeaderCache |
| && endPoint != null |
| && endPoint2ClientAndStatus.containsKey(endPoint) |
| && Boolean.TRUE.equals(endPoint2ClientAndStatus.get(endPoint).getRight()) |
| ? endPoint2ClientAndStatus.get(endPoint) |
| : getClient(); |
| } |
| |
| public void updateLeaderCache(String deviceId, TEndPoint endPoint) { |
| if (!useLeaderCache) { |
| return; |
| } |
| |
| try { |
| if (!endPoint2ClientAndStatus.containsKey(endPoint)) { |
| endPointList.add(endPoint); |
| endPoint2ClientAndStatus.put(endPoint, new Pair<>(null, false)); |
| reconstructClient(endPoint); |
| } |
| |
| LEADER_CACHE_MANAGER.updateLeaderEndPoint(deviceId, endPoint); |
| } catch (Exception e) { |
| LOGGER.warn( |
| "Failed to update leader cache for device {} with endpoint {}:{}.", |
| deviceId, |
| endPoint.getIp(), |
| endPoint.getPort(), |
| e); |
| } |
| } |
| } |