| /* |
| * 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.protocol.airgap; |
| |
| import org.apache.iotdb.common.rpc.thrift.TEndPoint; |
| import org.apache.iotdb.common.rpc.thrift.TSStatus; |
| import org.apache.iotdb.commons.conf.CommonDescriptor; |
| import org.apache.iotdb.commons.pipe.config.PipeConfig; |
| import org.apache.iotdb.commons.pipe.connector.payload.thrift.common.PipeTransferHandshakeConstant; |
| import org.apache.iotdb.commons.pipe.connector.protocol.IoTDBAirGapConnector; |
| import org.apache.iotdb.commons.utils.NodeUrlUtils; |
| 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.iotdb.db.pipe.connector.payload.evolvable.request.PipeTransferPlanNodeReq; |
| import org.apache.iotdb.db.pipe.event.common.schema.PipeSchemaRegionWritePlanEvent; |
| import org.apache.iotdb.pipe.api.customizer.parameter.PipeParameterValidator; |
| import org.apache.iotdb.pipe.api.exception.PipeException; |
| import org.apache.iotdb.rpc.TSStatusCode; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| import java.net.Socket; |
| import java.net.UnknownHostException; |
| import java.util.HashMap; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| |
| public abstract class IoTDBDataNodeAirGapConnector extends IoTDBAirGapConnector { |
| |
| private static final Logger LOGGER = LoggerFactory.getLogger(IoTDBDataNodeAirGapConnector.class); |
| |
| @Override |
| public void validate(PipeParameterValidator validator) throws Exception { |
| super.validate(validator); |
| |
| final PipeConfig pipeConfig = PipeConfig.getInstance(); |
| Set<TEndPoint> givenNodeUrls = parseNodeUrls(validator.getParameters()); |
| |
| validator.validate( |
| empty -> { |
| try { |
| // Ensure the sink doesn't point to the air gap receiver on DataNode itself |
| return !(pipeConfig.getPipeAirGapReceiverEnabled() |
| && NodeUrlUtils.containsLocalAddress( |
| givenNodeUrls.stream() |
| .filter( |
| tEndPoint -> |
| tEndPoint.getPort() == pipeConfig.getPipeAirGapReceiverPort()) |
| .map(TEndPoint::getIp) |
| .collect(Collectors.toList()))); |
| } catch (UnknownHostException e) { |
| LOGGER.warn("Unknown host when checking pipe sink IP.", e); |
| return false; |
| } |
| }, |
| String.format( |
| "One of the endpoints %s of the receivers is pointing back to the air gap receiver %s on sender itself, or unknown host when checking pipe sink IP.", |
| givenNodeUrls, |
| new TEndPoint( |
| IoTDBDescriptor.getInstance().getConfig().getRpcAddress(), |
| pipeConfig.getPipeAirGapReceiverPort()))); |
| } |
| |
| @Override |
| protected byte[] generateHandShakeV1Payload() throws IOException { |
| return PipeTransferDataNodeHandshakeV1Req.toTPipeTransferBytes( |
| CommonDescriptor.getInstance().getConfig().getTimestampPrecision()); |
| } |
| |
| @Override |
| protected byte[] generateHandShakeV2Payload() throws IOException { |
| final HashMap<String, String> params = new HashMap<>(); |
| params.put( |
| PipeTransferHandshakeConstant.HANDSHAKE_KEY_CLUSTER_ID, |
| IoTDBDescriptor.getInstance().getConfig().getClusterId()); |
| params.put( |
| PipeTransferHandshakeConstant.HANDSHAKE_KEY_TIME_PRECISION, |
| CommonDescriptor.getInstance().getConfig().getTimestampPrecision()); |
| |
| return PipeTransferDataNodeHandshakeV2Req.toTPipeTransferBytes(params); |
| } |
| |
| protected void doTransfer( |
| Socket socket, PipeSchemaRegionWritePlanEvent pipeSchemaRegionWritePlanEvent) |
| throws PipeException, IOException { |
| if (!send( |
| socket, |
| PipeTransferPlanNodeReq.toTPipeTransferBytes( |
| pipeSchemaRegionWritePlanEvent.getPlanNode()))) { |
| final String errorMessage = |
| String.format( |
| "Transfer data node write plan %s error. Socket: %s.", |
| pipeSchemaRegionWritePlanEvent.getPlanNode().getType(), socket); |
| receiverStatusHandler.handle( |
| new TSStatus(TSStatusCode.PIPE_RECEIVER_USER_CONFLICT_EXCEPTION.getStatusCode()) |
| .setMessage(errorMessage), |
| errorMessage, |
| pipeSchemaRegionWritePlanEvent.toString()); |
| } |
| } |
| } |