| /* |
| * 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.cassandra.spark.bulkwriter; |
| |
| import java.nio.file.Path; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.concurrent.ExecutionException; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.cassandra.sidecar.client.SidecarClient; |
| import org.apache.cassandra.sidecar.client.SidecarInstanceImpl; |
| import org.apache.cassandra.sidecar.client.request.ImportSSTableRequest; |
| import org.apache.cassandra.sidecar.common.data.SSTableImportResponse; |
| import org.apache.cassandra.spark.common.MD5Hash; |
| import org.apache.cassandra.spark.common.client.ClientException; |
| import org.apache.cassandra.spark.common.model.CassandraInstance; |
| |
| /** |
| * A {@link DataTransferApi} implementation that interacts with Cassandra Sidecar |
| */ |
| public class SidecarDataTransferApi implements DataTransferApi |
| { |
| private static final long serialVersionUID = 2563347232666882754L; |
| private static final Logger LOGGER = LoggerFactory.getLogger(SidecarDataTransferApi.class); |
| private static final String SSTABLE_NAME_SEPARATOR = "-"; |
| private static final int SSTABLE_GENERATION_REVERSE_OFFSET = 3; |
| |
| private final transient SidecarClient sidecarClient; |
| private final JobInfo job; |
| private final BulkSparkConf conf; |
| |
| public SidecarDataTransferApi(SidecarClient sidecarClient, JobInfo job, BulkSparkConf conf) |
| { |
| this.sidecarClient = sidecarClient; |
| this.job = job; |
| this.conf = conf; |
| } |
| |
| @Override |
| public void uploadSSTableComponent(Path componentFile, |
| int ssTableIdx, |
| CassandraInstance instance, |
| String sessionID, |
| MD5Hash fileHash) throws ClientException |
| { |
| String componentName = updateComponentName(componentFile, ssTableIdx); |
| String uploadId = getUploadId(sessionID, job.getId().toString()); |
| try |
| { |
| sidecarClient.uploadSSTableRequest(toSidecarInstance(instance), conf.keyspace, conf.table, uploadId, |
| componentName, fileHash.toString(), |
| componentFile.toAbsolutePath().toString()).get(); |
| } |
| catch (ExecutionException | InterruptedException exception) |
| { |
| LOGGER.warn("Failed to upload file={}, keyspace={}, table={}, uploadId={}, componentName={}, instance={}", |
| componentFile, conf.keyspace, conf.table, uploadId, componentName, instance); |
| throw new ClientException( |
| String.format("Failed to upload file=%s into keyspace=%s, table=%s, componentName=%s with uploadId=%s to instance=%s", |
| componentFile, conf.keyspace, conf.table, componentName, uploadId, instance), exception); |
| } |
| } |
| |
| @Override |
| public RemoteCommitResult commitSSTables(CassandraInstance instance, |
| String migrationId, |
| List<String> uuids) throws ClientException |
| { |
| if (uuids.size() != 1) |
| { |
| throw new UnsupportedOperationException("Only a single UUID is supported, you provided " + uuids.size()); |
| } |
| String uploadId = getUploadId(uuids.get(0), job.getId().toString()); |
| ImportSSTableRequest.ImportOptions importOptions = new ImportSSTableRequest.ImportOptions(); |
| |
| if (job.validateSSTables()) |
| { |
| importOptions.verifySSTables(true) |
| .extendedVerify(!job.skipExtendedVerify()); |
| } |
| |
| try |
| { |
| SSTableImportResponse response = |
| sidecarClient.importSSTableRequest(toSidecarInstance(instance), conf.keyspace, conf.table, uploadId, importOptions).get(); |
| if (response.success()) |
| { |
| return new RemoteCommitResult(response.success(), Collections.emptyList(), Collections.singletonList(uploadId), null); |
| } |
| return new RemoteCommitResult(response.success(), Collections.singletonList(uploadId), Collections.emptyList(), null); |
| } |
| catch (ExecutionException | InterruptedException exception) |
| { |
| throw new ClientException("Failed to commit sorted string tables", exception); |
| } |
| } |
| |
| @Override |
| public void cleanUploadSession(CassandraInstance instance, String sessionID, String jobID) throws ClientException |
| { |
| String uploadId = getUploadId(sessionID, jobID); |
| try |
| { |
| sidecarClient.cleanUploadSession(toSidecarInstance(instance), uploadId).get(); |
| } |
| catch (ExecutionException | InterruptedException exception) |
| { |
| LOGGER.warn("Failed to clean upload uploadId={}, instance={}", uploadId, instance); |
| throw new ClientException("Failed to clean the upload session with ID " + uploadId, exception); |
| } |
| } |
| |
| protected String updateComponentName(Path componentFile, int ssTableIdx) |
| { |
| String[] ssTableNameParts = componentFile.getFileName().toString().split(SSTABLE_NAME_SEPARATOR); |
| if (ssTableNameParts.length < SSTABLE_GENERATION_REVERSE_OFFSET) |
| { |
| throw new IllegalArgumentException("Invalid component file name: " + componentFile.getFileName()); |
| } |
| ssTableNameParts[ssTableNameParts.length - SSTABLE_GENERATION_REVERSE_OFFSET] = Integer.toString(ssTableIdx); |
| return String.join(SSTABLE_NAME_SEPARATOR, ssTableNameParts); |
| } |
| |
| protected String getUploadId(String sessionID, String jobId) |
| { |
| return sessionID + "-" + jobId; |
| } |
| |
| private SidecarInstanceImpl toSidecarInstance(CassandraInstance instance) |
| { |
| return new SidecarInstanceImpl(instance.getNodeName(), conf.getSidecarPort()); |
| } |
| } |