| /* |
| * 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.storageengine.dataregion.wal.recover.file; |
| |
| import org.apache.iotdb.db.storageengine.dataregion.tsfile.TsFileResource; |
| import org.apache.iotdb.db.storageengine.dataregion.wal.utils.TsFileUtilsForRecoverTest; |
| import org.apache.iotdb.db.utils.EnvironmentUtils; |
| |
| import org.apache.tsfile.enums.TSDataType; |
| import org.apache.tsfile.exception.write.WriteProcessException; |
| import org.apache.tsfile.file.metadata.ChunkMetadata; |
| import org.apache.tsfile.file.metadata.IDeviceID; |
| import org.apache.tsfile.file.metadata.PlainDeviceID; |
| import org.apache.tsfile.file.metadata.enums.TSEncoding; |
| import org.apache.tsfile.read.TsFileSequenceReader; |
| import org.apache.tsfile.read.common.Chunk; |
| import org.apache.tsfile.read.common.Path; |
| import org.apache.tsfile.write.TsFileWriter; |
| import org.apache.tsfile.write.record.TSRecord; |
| import org.apache.tsfile.write.record.datapoint.DoubleDataPoint; |
| import org.apache.tsfile.write.record.datapoint.FloatDataPoint; |
| import org.apache.tsfile.write.record.datapoint.IntDataPoint; |
| import org.apache.tsfile.write.record.datapoint.LongDataPoint; |
| import org.apache.tsfile.write.schema.MeasurementSchema; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.io.BufferedOutputStream; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.nio.channels.FileChannel; |
| import java.util.List; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| |
| public class SealedTsFileRecoverPerformerTest { |
| private static final String SG_NAME = "root.recover_sg"; |
| private static final IDeviceID DEVICE1_NAME = new PlainDeviceID(SG_NAME.concat(".d1")); |
| private static final IDeviceID DEVICE2_NAME = new PlainDeviceID(SG_NAME.concat(".d2")); |
| private static final String FILE_NAME = |
| TsFileUtilsForRecoverTest.getTestTsFilePath(SG_NAME, 0, 0, 1); |
| private TsFileResource tsFileResource; |
| |
| @Before |
| public void setUp() throws Exception { |
| EnvironmentUtils.cleanDir(new File(FILE_NAME).getParent()); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| if (tsFileResource != null) { |
| tsFileResource.close(); |
| } |
| EnvironmentUtils.cleanDir(new File(FILE_NAME).getParent()); |
| } |
| |
| @Test |
| public void testCompleteFileWithResource() throws Exception { |
| // generate .tsfile and .resource |
| File file = new File(FILE_NAME); |
| generateCompleteFile(file); |
| TsFileResource resourcePreparer = new TsFileResource(file); |
| resourcePreparer.updateStartTime(DEVICE1_NAME, 1); |
| resourcePreparer.updateEndTime(DEVICE1_NAME, 2); |
| resourcePreparer.updateStartTime(DEVICE2_NAME, 3); |
| resourcePreparer.updateEndTime(DEVICE2_NAME, 4); |
| resourcePreparer.close(); |
| resourcePreparer.serialize(); |
| assertTrue(file.exists()); |
| assertTrue(new File(FILE_NAME.concat(TsFileResource.RESOURCE_SUFFIX)).exists()); |
| // recover |
| tsFileResource = new TsFileResource(file); |
| try (SealedTsFileRecoverPerformer recoverPerformer = |
| new SealedTsFileRecoverPerformer(tsFileResource)) { |
| recoverPerformer.recover(); |
| assertFalse(recoverPerformer.hasCrashed()); |
| assertFalse(recoverPerformer.canWrite()); |
| } |
| // check file content |
| TsFileSequenceReader reader = new TsFileSequenceReader(FILE_NAME); |
| List<ChunkMetadata> chunkMetadataList = |
| reader.getChunkMetadataList(new Path(DEVICE1_NAME, "s1", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE1_NAME, "s2", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE2_NAME, "s1", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE2_NAME, "s2", true)); |
| assertNotNull(chunkMetadataList); |
| reader.close(); |
| // check .resource file in memory |
| assertEquals(1, tsFileResource.getStartTime(DEVICE1_NAME)); |
| assertEquals(2, tsFileResource.getEndTime(DEVICE1_NAME)); |
| assertEquals(3, tsFileResource.getStartTime(DEVICE2_NAME)); |
| assertEquals(4, tsFileResource.getEndTime(DEVICE2_NAME)); |
| // check file existence |
| assertTrue(file.exists()); |
| assertTrue(new File(FILE_NAME.concat(TsFileResource.RESOURCE_SUFFIX)).exists()); |
| } |
| |
| @Test |
| public void testCompleteFileWithBrokenResource() throws Exception { |
| // generate .tsfile and broken .resource |
| File file = new File(FILE_NAME); |
| generateCompleteFile(file); |
| try (OutputStream outputStream = |
| new BufferedOutputStream( |
| new FileOutputStream(FILE_NAME.concat(TsFileResource.RESOURCE_SUFFIX)))) { |
| outputStream.write(1); |
| } |
| assertTrue(file.exists()); |
| assertTrue(new File(FILE_NAME.concat(TsFileResource.RESOURCE_SUFFIX)).exists()); |
| // recover |
| tsFileResource = new TsFileResource(file); |
| try (SealedTsFileRecoverPerformer recoverPerformer = |
| new SealedTsFileRecoverPerformer(tsFileResource)) { |
| recoverPerformer.recover(); |
| assertFalse(recoverPerformer.hasCrashed()); |
| assertFalse(recoverPerformer.canWrite()); |
| } |
| // check file content |
| TsFileSequenceReader reader = new TsFileSequenceReader(FILE_NAME); |
| List<ChunkMetadata> chunkMetadataList = |
| reader.getChunkMetadataList(new Path(DEVICE1_NAME, "s1", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE1_NAME, "s2", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE2_NAME, "s1", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE2_NAME, "s2", true)); |
| assertNotNull(chunkMetadataList); |
| reader.close(); |
| // check .resource file in memory |
| assertEquals(1, tsFileResource.getStartTime(DEVICE1_NAME)); |
| assertEquals(2, tsFileResource.getEndTime(DEVICE1_NAME)); |
| assertEquals(3, tsFileResource.getStartTime(DEVICE2_NAME)); |
| assertEquals(4, tsFileResource.getEndTime(DEVICE2_NAME)); |
| // check file existence |
| assertTrue(file.exists()); |
| assertTrue(new File(FILE_NAME.concat(TsFileResource.RESOURCE_SUFFIX)).exists()); |
| } |
| |
| @Test |
| public void testCompleteFileWithoutResource() throws Exception { |
| // generate .tsfile |
| File file = new File(FILE_NAME); |
| generateCompleteFile(file); |
| assertTrue(file.exists()); |
| assertFalse(new File(FILE_NAME.concat(TsFileResource.RESOURCE_SUFFIX)).exists()); |
| // recover |
| tsFileResource = new TsFileResource(file); |
| try (SealedTsFileRecoverPerformer recoverPerformer = |
| new SealedTsFileRecoverPerformer(tsFileResource)) { |
| recoverPerformer.recover(); |
| assertFalse(recoverPerformer.hasCrashed()); |
| assertFalse(recoverPerformer.canWrite()); |
| } |
| // check file content |
| TsFileSequenceReader reader = new TsFileSequenceReader(FILE_NAME); |
| List<ChunkMetadata> chunkMetadataList = |
| reader.getChunkMetadataList(new Path(DEVICE1_NAME, "s1", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE1_NAME, "s2", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE2_NAME, "s1", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE2_NAME, "s2", true)); |
| assertNotNull(chunkMetadataList); |
| reader.close(); |
| // check .resource file in memory |
| assertEquals(1, tsFileResource.getStartTime(DEVICE1_NAME)); |
| assertEquals(2, tsFileResource.getEndTime(DEVICE1_NAME)); |
| assertEquals(3, tsFileResource.getStartTime(DEVICE2_NAME)); |
| assertEquals(4, tsFileResource.getEndTime(DEVICE2_NAME)); |
| // check file existence |
| assertTrue(file.exists()); |
| assertTrue(new File(FILE_NAME.concat(TsFileResource.RESOURCE_SUFFIX)).exists()); |
| } |
| |
| private void generateCompleteFile(File tsFile) throws IOException, WriteProcessException { |
| try (TsFileWriter writer = new TsFileWriter(tsFile)) { |
| writer.registerTimeseries( |
| new Path(DEVICE1_NAME), new MeasurementSchema("s1", TSDataType.INT32, TSEncoding.RLE)); |
| writer.registerTimeseries( |
| new Path(DEVICE1_NAME), new MeasurementSchema("s2", TSDataType.INT64, TSEncoding.RLE)); |
| writer.registerTimeseries( |
| new Path(DEVICE2_NAME), new MeasurementSchema("s1", TSDataType.FLOAT, TSEncoding.RLE)); |
| writer.registerTimeseries( |
| new Path(DEVICE2_NAME), new MeasurementSchema("s2", TSDataType.DOUBLE, TSEncoding.RLE)); |
| writer.write( |
| new TSRecord(1, DEVICE1_NAME) |
| .addTuple(new IntDataPoint("s1", 1)) |
| .addTuple(new LongDataPoint("s2", 1))); |
| writer.write( |
| new TSRecord(2, DEVICE1_NAME) |
| .addTuple(new IntDataPoint("s1", 2)) |
| .addTuple(new LongDataPoint("s2", 2))); |
| writer.write( |
| new TSRecord(3, DEVICE2_NAME) |
| .addTuple(new FloatDataPoint("s1", 3)) |
| .addTuple(new DoubleDataPoint("s2", 3))); |
| writer.write( |
| new TSRecord(4, DEVICE2_NAME) |
| .addTuple(new FloatDataPoint("s1", 4)) |
| .addTuple(new DoubleDataPoint("s2", 4))); |
| } |
| } |
| |
| @Test |
| public void testCrashedFile() throws Exception { |
| // generate crashed .tsfile |
| File file = new File(FILE_NAME); |
| generateCrashedFile(file); |
| assertTrue(file.exists()); |
| assertFalse(new File(FILE_NAME.concat(TsFileResource.RESOURCE_SUFFIX)).exists()); |
| // recover |
| tsFileResource = new TsFileResource(file); |
| try (SealedTsFileRecoverPerformer recoverPerformer = |
| new SealedTsFileRecoverPerformer(tsFileResource)) { |
| recoverPerformer.recover(); |
| assertTrue(recoverPerformer.hasCrashed()); |
| assertFalse(recoverPerformer.canWrite()); |
| } |
| // check file content |
| TsFileSequenceReader reader = new TsFileSequenceReader(FILE_NAME); |
| List<ChunkMetadata> chunkMetadataList = |
| reader.getChunkMetadataList(new Path(DEVICE1_NAME, "s1", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE1_NAME, "s2", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE2_NAME, "s1", true)); |
| assertNotNull(chunkMetadataList); |
| chunkMetadataList = reader.getChunkMetadataList(new Path(DEVICE2_NAME, "s2", true)); |
| assertNotNull(chunkMetadataList); |
| assertEquals(1, chunkMetadataList.size()); |
| Chunk chunk = reader.readMemChunk(chunkMetadataList.get(0)); |
| assertEquals(3, chunk.getChunkStatistic().getEndTime()); |
| reader.close(); |
| // check .resource file in memory |
| assertEquals(1, tsFileResource.getStartTime(DEVICE1_NAME)); |
| assertEquals(2, tsFileResource.getEndTime(DEVICE1_NAME)); |
| assertEquals(3, tsFileResource.getStartTime(DEVICE2_NAME)); |
| assertEquals(3, tsFileResource.getEndTime(DEVICE2_NAME)); |
| // check file existence |
| assertTrue(file.exists()); |
| assertTrue(new File(FILE_NAME.concat(TsFileResource.RESOURCE_SUFFIX)).exists()); |
| } |
| |
| private void generateCrashedFile(File tsFile) throws IOException, WriteProcessException { |
| long truncateSize; |
| try (TsFileWriter writer = new TsFileWriter(tsFile)) { |
| writer.registerTimeseries( |
| new Path(DEVICE1_NAME), new MeasurementSchema("s1", TSDataType.INT32, TSEncoding.RLE)); |
| writer.registerTimeseries( |
| new Path(DEVICE1_NAME), new MeasurementSchema("s2", TSDataType.INT64, TSEncoding.RLE)); |
| writer.registerTimeseries( |
| new Path(DEVICE2_NAME), new MeasurementSchema("s1", TSDataType.FLOAT, TSEncoding.RLE)); |
| writer.registerTimeseries( |
| new Path(DEVICE2_NAME), new MeasurementSchema("s2", TSDataType.DOUBLE, TSEncoding.RLE)); |
| writer.write( |
| new TSRecord(1, DEVICE1_NAME) |
| .addTuple(new IntDataPoint("s1", 1)) |
| .addTuple(new LongDataPoint("s2", 1))); |
| writer.write( |
| new TSRecord(2, DEVICE1_NAME) |
| .addTuple(new IntDataPoint("s1", 2)) |
| .addTuple(new LongDataPoint("s2", 2))); |
| writer.write( |
| new TSRecord(3, DEVICE2_NAME) |
| .addTuple(new FloatDataPoint("s1", 3)) |
| .addTuple(new DoubleDataPoint("s2", 3))); |
| writer.flushAllChunkGroups(); |
| try (FileChannel channel = new FileInputStream(tsFile).getChannel()) { |
| truncateSize = channel.size(); |
| } |
| writer.write( |
| new TSRecord(4, DEVICE2_NAME) |
| .addTuple(new FloatDataPoint("s1", 4)) |
| .addTuple(new DoubleDataPoint("s2", 4))); |
| writer.flushAllChunkGroups(); |
| try (FileChannel channel = new FileInputStream(tsFile).getChannel()) { |
| truncateSize = (truncateSize + channel.size()) / 2; |
| } |
| } |
| try (FileChannel channel = new FileOutputStream(tsFile, true).getChannel()) { |
| channel.truncate(truncateSize); |
| } |
| } |
| } |