/
TestHoodieLogFormat.java
executable file
·2062 lines (1833 loc) · 105 KB
/
TestHoodieLogFormat.java
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/*
* 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.hudi.common.functional;
import org.apache.hudi.avro.HoodieAvroUtils;
import org.apache.hudi.common.fs.FSUtils;
import org.apache.hudi.common.model.DeleteRecord;
import org.apache.hudi.common.model.HoodieArchivedLogFile;
import org.apache.hudi.common.model.HoodieAvroRecord;
import org.apache.hudi.common.model.HoodieLogFile;
import org.apache.hudi.common.model.HoodieRecord;
import org.apache.hudi.common.model.HoodieTableType;
import org.apache.hudi.common.table.log.AppendResult;
import org.apache.hudi.common.table.log.HoodieLogFileReader;
import org.apache.hudi.common.table.log.HoodieLogFormat;
import org.apache.hudi.common.table.log.HoodieLogFormat.Reader;
import org.apache.hudi.common.table.log.HoodieLogFormat.Writer;
import org.apache.hudi.common.table.log.HoodieMergedLogRecordScanner;
import org.apache.hudi.common.table.log.block.HoodieAvroDataBlock;
import org.apache.hudi.common.table.log.block.HoodieCommandBlock;
import org.apache.hudi.common.table.log.block.HoodieDataBlock;
import org.apache.hudi.common.table.log.block.HoodieDeleteBlock;
import org.apache.hudi.common.table.log.block.HoodieHFileDataBlock;
import org.apache.hudi.common.table.log.block.HoodieLogBlock;
import org.apache.hudi.common.table.log.block.HoodieLogBlock.HeaderMetadataType;
import org.apache.hudi.common.table.log.block.HoodieLogBlock.HoodieLogBlockType;
import org.apache.hudi.common.table.log.block.HoodieParquetDataBlock;
import org.apache.hudi.common.testutils.FileCreateUtils;
import org.apache.hudi.common.testutils.HadoopMapRedUtils;
import org.apache.hudi.common.testutils.HoodieCommonTestHarness;
import org.apache.hudi.common.testutils.HoodieTestUtils;
import org.apache.hudi.common.testutils.SchemaTestUtil;
import org.apache.hudi.common.testutils.minicluster.MiniClusterUtil;
import org.apache.hudi.common.util.ClosableIterator;
import org.apache.hudi.common.util.Option;
import org.apache.hudi.common.util.collection.ExternalSpillableMap;
import org.apache.hudi.exception.CorruptedLogFileException;
import org.apache.hudi.exception.HoodieIOException;
import org.apache.avro.Schema;
import org.apache.avro.generic.GenericRecord;
import org.apache.avro.generic.IndexedRecord;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.io.compress.Compression;
import org.apache.parquet.hadoop.metadata.CompressionCodecName;
import org.apache.parquet.hadoop.util.counters.BenchmarkCounter;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.EnumSource;
import org.junit.jupiter.params.provider.MethodSource;
import org.junit.jupiter.params.provider.ValueSource;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static org.apache.hudi.common.fs.FSUtils.getRelativePartitionPath;
import static org.apache.hudi.common.testutils.SchemaTestUtil.getSimpleSchema;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.params.provider.Arguments.arguments;
/**
* Tests hoodie log format {@link HoodieLogFormat}.
*/
@SuppressWarnings("Duplicates")
public class TestHoodieLogFormat extends HoodieCommonTestHarness {
private static final HoodieLogBlockType DEFAULT_DATA_BLOCK_TYPE = HoodieLogBlockType.AVRO_DATA_BLOCK;
private static String BASE_OUTPUT_PATH = "/tmp/";
private FileSystem fs;
private Path partitionPath;
private int bufferSize = 4096;
@BeforeAll
public static void setUpClass() throws IOException, InterruptedException {
// Append is not supported in LocalFileSystem. HDFS needs to be setup.
MiniClusterUtil.setUp();
}
@AfterAll
public static void tearDownClass() {
MiniClusterUtil.shutdown();
}
@BeforeEach
public void setUp() throws IOException, InterruptedException {
this.fs = MiniClusterUtil.fileSystem;
assertTrue(fs.mkdirs(new Path(tempDir.toAbsolutePath().toString())));
this.partitionPath = new Path(tempDir.toAbsolutePath().toString());
this.basePath = tempDir.getParent().toString();
HoodieTestUtils.init(MiniClusterUtil.configuration, basePath, HoodieTableType.MERGE_ON_READ);
}
@AfterEach
public void tearDown() throws IOException {
fs.delete(partitionPath, true);
}
@Test
public void testEmptyLog() throws IOException {
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
assertEquals(0, writer.getCurrentSize(), "Just created this log, size should be 0");
assertTrue(writer.getLogFile().getFileName().startsWith("."), "Check all log files should start with a .");
assertEquals(1, writer.getLogFile().getLogVersion(), "Version should be 1 for new log created");
}
@ParameterizedTest
@EnumSource(names = {"AVRO_DATA_BLOCK", "HFILE_DATA_BLOCK", "PARQUET_DATA_BLOCK"})
public void testBasicAppend(HoodieLogBlockType dataBlockType) throws IOException, InterruptedException, URISyntaxException {
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
List<IndexedRecord> records = SchemaTestUtil.generateTestRecords(0, 100);
Map<HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
long pos = writer.getCurrentSize();
HoodieDataBlock dataBlock = getDataBlock(dataBlockType, records, header);
AppendResult result = writer.appendBlock(dataBlock);
long size = writer.getCurrentSize();
assertTrue(size > 0, "We just wrote a block - size should be > 0");
assertEquals(size, fs.getFileStatus(writer.getLogFile().getPath()).getLen(),
"Write should be auto-flushed. The size reported by FileStatus and the writer should match");
assertEquals(size, result.size());
assertEquals(writer.getLogFile(), result.logFile());
assertEquals(0, result.offset());
writer.close();
}
@Test
public void testRollover() throws IOException, InterruptedException, URISyntaxException {
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
List<IndexedRecord> records = SchemaTestUtil.generateTestRecords(0, 100);
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
HoodieDataBlock dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
// Write out a block
AppendResult firstAppend = writer.appendBlock(dataBlock);
// Get the size of the block
long size = writer.getCurrentSize();
writer.close();
assertEquals(0, firstAppend.offset());
assertEquals(size, firstAppend.size());
// Create a writer with the size threshold as the size we just wrote - so this has to roll
writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).withSizeThreshold(size - 1).build();
records = SchemaTestUtil.generateTestRecords(0, 100);
dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
AppendResult secondAppend = writer.appendBlock(dataBlock);
assertEquals(firstAppend.logFile(), secondAppend.logFile());
assertNotEquals(0, secondAppend.offset());
assertEquals(0, writer.getCurrentSize(), "This should be a new log file and hence size should be 0");
assertEquals(2, writer.getLogFile().getLogVersion(), "Version should be rolled to 2");
Path logFilePath = writer.getLogFile().getPath();
assertFalse(fs.exists(logFilePath), "Path (" + logFilePath + ") must not exist");
// Write one more block, which should not go to the new log file.
records = SchemaTestUtil.generateTestRecords(0, 100);
dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
AppendResult rolloverAppend = writer.appendBlock(dataBlock);
assertNotEquals(secondAppend.logFile(), rolloverAppend.logFile());
assertEquals(0, rolloverAppend.offset());
writer.close();
}
@Test
public void testConcurrentAppendOnExistingLogFileWithoutWriteToken() throws Exception {
testConcurrentAppend(true, false);
}
@Test
public void testConcurrentAppendOnExistingLogFileWithWriteToken() throws Exception {
testConcurrentAppend(true, true);
}
@Test
public void testConcurrentAppendOnFirstLogFileVersion() throws Exception {
testConcurrentAppend(false, true);
}
private void testConcurrentAppend(boolean logFileExists, boolean newLogFileFormat) throws Exception {
HoodieLogFormat.WriterBuilder builder1 = HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath)
.withFileExtension(HoodieLogFile.DELTA_EXTENSION).withFileId("test-fileid1").overBaseCommit("100").withFs(fs);
HoodieLogFormat.WriterBuilder builder2 = HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath)
.withFileExtension(HoodieLogFile.DELTA_EXTENSION).withFileId("test-fileid1").overBaseCommit("100").withFs(fs);
if (newLogFileFormat && logFileExists) {
// Assume there is an existing log-file with write token
builder1 = builder1.withLogVersion(1).withRolloverLogWriteToken(HoodieLogFormat.UNKNOWN_WRITE_TOKEN);
builder2 = builder2.withLogVersion(1).withRolloverLogWriteToken(HoodieLogFormat.UNKNOWN_WRITE_TOKEN);
} else if (newLogFileFormat) {
// First log file of the file-slice
builder1 = builder1.withLogVersion(HoodieLogFile.LOGFILE_BASE_VERSION)
.withRolloverLogWriteToken(HoodieLogFormat.UNKNOWN_WRITE_TOKEN);
builder2 = builder2.withLogVersion(HoodieLogFile.LOGFILE_BASE_VERSION)
.withRolloverLogWriteToken(HoodieLogFormat.UNKNOWN_WRITE_TOKEN);
} else {
builder1 = builder1.withLogVersion(1).withRolloverLogWriteToken(HoodieLogFormat.UNKNOWN_WRITE_TOKEN);
}
Writer writer = builder1.build();
List<IndexedRecord> records = SchemaTestUtil.generateTestRecords(0, 100);
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
HoodieDataBlock dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
writer.appendBlock(dataBlock);
Writer writer2 = builder2.build();
writer2.appendBlock(dataBlock);
HoodieLogFile logFile1 = writer.getLogFile();
HoodieLogFile logFile2 = writer2.getLogFile();
writer.close();
writer2.close();
assertNotNull(logFile1.getLogWriteToken());
assertEquals(logFile1.getLogVersion(), logFile2.getLogVersion() - 1, "Log Files must have different versions");
}
@ParameterizedTest
@EnumSource(names = {"AVRO_DATA_BLOCK", "HFILE_DATA_BLOCK", "PARQUET_DATA_BLOCK"})
public void testMultipleAppend(HoodieLogBlockType dataBlockType) throws IOException, URISyntaxException, InterruptedException {
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
List<IndexedRecord> records = SchemaTestUtil.generateTestRecords(0, 100);
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
HoodieDataBlock dataBlock = getDataBlock(dataBlockType, records, header);
writer.appendBlock(dataBlock);
long size1 = writer.getCurrentSize();
writer.close();
writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
records = SchemaTestUtil.generateTestRecords(0, 100);
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
dataBlock = getDataBlock(dataBlockType, records, header);
writer.appendBlock(dataBlock);
long size2 = writer.getCurrentSize();
assertTrue(size2 > size1, "We just wrote a new block - size2 should be > size1");
assertEquals(size2, fs.getFileStatus(writer.getLogFile().getPath()).getLen(),
"Write should be auto-flushed. The size reported by FileStatus and the writer should match");
writer.close();
// Close and Open again and append 100 more records
writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
records = SchemaTestUtil.generateTestRecords(0, 100);
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
dataBlock = getDataBlock(dataBlockType, records, header);
writer.appendBlock(dataBlock);
long size3 = writer.getCurrentSize();
assertTrue(size3 > size2, "We just wrote a new block - size3 should be > size2");
assertEquals(size3, fs.getFileStatus(writer.getLogFile().getPath()).getLen(),
"Write should be auto-flushed. The size reported by FileStatus and the writer should match");
writer.close();
// Cannot get the current size after closing the log
final Writer closedWriter = writer;
assertThrows(IllegalStateException.class, () -> {
closedWriter.getCurrentSize();
}, "getCurrentSize should fail after the logAppender is closed");
}
/*
* This is actually a test on concurrent append and not recovery lease. Commenting this out.
* https://issues.apache.org/jira/browse/HUDI-117
*/
/**
* @Test public void testLeaseRecovery() throws IOException, URISyntaxException, InterruptedException { Writer writer
* = HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath)
* .withFileExtension(HoodieLogFile.DELTA_EXTENSION).withFileId("test-fileid1")
* .overBaseCommit("100").withFs(fs).build(); List<IndexedRecord> records =
* SchemaTestUtil.generateTestRecords(0, 100); Map<HoodieLogBlock.HeaderMetadataType, String> header =
* Maps.newHashMap(); header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
* header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString()); HoodieAvroDataBlock
* dataBlock = new HoodieAvroDataBlock(records, header); writer = writer.appendBlock(dataBlock); long size1 =
* writer.getCurrentSize(); // do not close this writer - this simulates a data note appending to a log dying
* without closing the file // writer.close();
* <p>
* writer = HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath)
* .withFileExtension(HoodieLogFile.DELTA_EXTENSION).withFileId("test-fileid1").overBaseCommit("100")
* .withFs(fs).build(); records = SchemaTestUtil.generateTestRecords(0, 100);
* header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString()); dataBlock = new
* HoodieAvroDataBlock(records, header); writer = writer.appendBlock(dataBlock); long size2 =
* writer.getCurrentSize(); assertTrue("We just wrote a new block - size2 should be > size1", size2 > size1);
* assertEquals("Write should be auto-flushed. The size reported by FileStatus and the writer should match",
* size2, fs.getFileStatus(writer.getLogFile().getPath()).getLen()); writer.close(); }
*/
@Test
public void testAppendNotSupported() throws IOException, URISyntaxException, InterruptedException {
// Use some fs like LocalFileSystem, that does not support appends
Path localPartitionPath = new Path("file://" + partitionPath);
FileSystem localFs = FSUtils.getFs(localPartitionPath.toString(), HoodieTestUtils.getDefaultHadoopConf());
Path testPath = new Path(localPartitionPath, "append_test");
localFs.mkdirs(testPath);
// Some data & append two times.
List<IndexedRecord> records = SchemaTestUtil.generateTestRecords(0, 100);
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
HoodieDataBlock dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
for (int i = 0; i < 2; i++) {
Writer writer = HoodieLogFormat.newWriterBuilder().onParentPath(testPath)
.withFileExtension(HoodieArchivedLogFile.ARCHIVE_EXTENSION).withFileId("commits.archive").overBaseCommit("")
.withFs(localFs).build();
writer.appendBlock(dataBlock);
writer.close();
}
// ensure there are two log file versions, with same data.
FileStatus[] statuses = localFs.listStatus(testPath);
assertEquals(2, statuses.length);
}
@Test
public void testBasicWriteAndScan() throws IOException, URISyntaxException, InterruptedException {
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
Schema schema = getSimpleSchema();
List<IndexedRecord> records = SchemaTestUtil.generateTestRecords(0, 100);
List<IndexedRecord> copyOfRecords = records.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
HoodieDataBlock dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
writer.appendBlock(dataBlock);
writer.close();
Reader reader = HoodieLogFormat.newReader(fs, writer.getLogFile(), SchemaTestUtil.getSimpleSchema());
assertTrue(reader.hasNext(), "We wrote a block, we should be able to read it");
HoodieLogBlock nextBlock = reader.next();
assertEquals(DEFAULT_DATA_BLOCK_TYPE, nextBlock.getBlockType(), "The next block should be a data block");
HoodieDataBlock dataBlockRead = (HoodieDataBlock) nextBlock;
List<IndexedRecord> recordsRead = getRecords(dataBlockRead);
assertEquals(copyOfRecords.size(), recordsRead.size(),
"Read records size should be equal to the written records size");
assertEquals(copyOfRecords, recordsRead,
"Both records lists should be the same. (ordering guaranteed)");
reader.close();
}
@Test
public void testHugeLogFileWrite() throws IOException, URISyntaxException, InterruptedException {
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).withSizeThreshold(3L * 1024 * 1024 * 1024)
.build();
Schema schema = getSimpleSchema();
List<IndexedRecord> records = SchemaTestUtil.generateTestRecords(0, 1000);
List<IndexedRecord> copyOfRecords = records.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
byte[] dataBlockContentBytes = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header).getContentBytes();
HoodieLogBlock.HoodieLogBlockContentLocation logBlockContentLoc = new HoodieLogBlock.HoodieLogBlockContentLocation(new Configuration(), null, 0, dataBlockContentBytes.length, 0);
HoodieDataBlock reusableDataBlock = new HoodieAvroDataBlock(null, Option.ofNullable(dataBlockContentBytes), false,
logBlockContentLoc, Option.ofNullable(getSimpleSchema()), header, new HashMap<>(), HoodieRecord.RECORD_KEY_METADATA_FIELD);
long writtenSize = 0;
int logBlockWrittenNum = 0;
while (writtenSize < Integer.MAX_VALUE) {
AppendResult appendResult = writer.appendBlock(reusableDataBlock);
assertTrue(appendResult.size() > 0);
writtenSize += appendResult.size();
logBlockWrittenNum++;
}
writer.close();
Reader reader = HoodieLogFormat.newReader(fs, writer.getLogFile(), SchemaTestUtil.getSimpleSchema(),
true, true);
assertTrue(reader.hasNext(), "We wrote a block, we should be able to read it");
HoodieLogBlock nextBlock = reader.next();
assertEquals(DEFAULT_DATA_BLOCK_TYPE, nextBlock.getBlockType(), "The next block should be a data block");
HoodieDataBlock dataBlockRead = (HoodieDataBlock) nextBlock;
List<IndexedRecord> recordsRead = getRecords(dataBlockRead);
assertEquals(copyOfRecords.size(), recordsRead.size(),
"Read records size should be equal to the written records size");
assertEquals(copyOfRecords, recordsRead,
"Both records lists should be the same. (ordering guaranteed)");
int logBlockReadNum = 1;
while (reader.hasNext()) {
reader.next();
logBlockReadNum++;
}
assertEquals(logBlockWrittenNum, logBlockReadNum, "All written log should be correctly found");
reader.close();
// test writing oversize data block which should be rejected
Writer oversizeWriter =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withSizeThreshold(3L * 1024 * 1024 * 1024).withFs(fs)
.build();
List<HoodieLogBlock> dataBlocks = new ArrayList<>(logBlockWrittenNum + 1);
for (int i = 0; i < logBlockWrittenNum + 1; i++) {
dataBlocks.add(reusableDataBlock);
}
assertThrows(HoodieIOException.class, () -> {
oversizeWriter.appendBlocks(dataBlocks);
}, "Blocks appended may overflow. Please decrease log block size or log block amount");
oversizeWriter.close();
}
@ParameterizedTest
@EnumSource(names = {"AVRO_DATA_BLOCK", "HFILE_DATA_BLOCK", "PARQUET_DATA_BLOCK"})
public void testBasicAppendAndRead(HoodieLogBlockType dataBlockType) throws IOException, URISyntaxException, InterruptedException {
Writer writer = HoodieLogFormat.newWriterBuilder()
.onParentPath(partitionPath)
.withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1")
.overBaseCommit("100")
.withFs(fs)
.build();
List<IndexedRecord> records1 = SchemaTestUtil.generateTestRecords(0, 100);
Schema schema = getSimpleSchema();
List<IndexedRecord> copyOfRecords1 = records1.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
HoodieDataBlock dataBlock = getDataBlock(dataBlockType, records1, header);
writer.appendBlock(dataBlock);
writer.close();
writer = HoodieLogFormat.newWriterBuilder()
.onParentPath(partitionPath)
.withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1")
.overBaseCommit("100")
.withFs(fs)
.build();
List<IndexedRecord> records2 = SchemaTestUtil.generateTestRecords(0, 100);
List<IndexedRecord> copyOfRecords2 = records2.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
dataBlock = getDataBlock(dataBlockType, records2, header);
writer.appendBlock(dataBlock);
writer.close();
// Close and Open again and append 100 more records
writer = HoodieLogFormat.newWriterBuilder()
.onParentPath(partitionPath)
.withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1")
.overBaseCommit("100")
.withFs(fs)
.build();
List<IndexedRecord> records3 = SchemaTestUtil.generateTestRecords(0, 100);
List<IndexedRecord> copyOfRecords3 = records3.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
dataBlock = getDataBlock(dataBlockType, records3, header);
writer.appendBlock(dataBlock);
writer.close();
Reader reader = HoodieLogFormat.newReader(fs, writer.getLogFile(), SchemaTestUtil.getSimpleSchema());
assertTrue(reader.hasNext(), "First block should be available");
HoodieLogBlock nextBlock = reader.next();
HoodieDataBlock dataBlockRead = (HoodieDataBlock) nextBlock;
List<IndexedRecord> recordsRead1 = getRecords(dataBlockRead);
assertEquals(copyOfRecords1.size(),recordsRead1.size(),
"Read records size should be equal to the written records size");
assertEquals(copyOfRecords1, recordsRead1,
"Both records lists should be the same. (ordering guaranteed)");
assertEquals(dataBlockRead.getSchema(), getSimpleSchema());
reader.hasNext();
nextBlock = reader.next();
dataBlockRead = (HoodieDataBlock) nextBlock;
List<IndexedRecord> recordsRead2 = getRecords(dataBlockRead);
assertEquals(copyOfRecords2.size(), recordsRead2.size(),
"Read records size should be equal to the written records size");
assertEquals(copyOfRecords2, recordsRead2,
"Both records lists should be the same. (ordering guaranteed)");
reader.hasNext();
nextBlock = reader.next();
dataBlockRead = (HoodieDataBlock) nextBlock;
List<IndexedRecord> recordsRead3 = getRecords(dataBlockRead);
assertEquals(copyOfRecords3.size(), recordsRead3.size(),
"Read records size should be equal to the written records size");
assertEquals(copyOfRecords3, recordsRead3,
"Both records lists should be the same. (ordering guaranteed)");
reader.close();
}
@ParameterizedTest
@MethodSource("testArguments")
public void testBasicAppendAndScanMultipleFiles(ExternalSpillableMap.DiskMapType diskMapType,
boolean isCompressionEnabled,
boolean readBlocksLazily)
throws IOException, URISyntaxException, InterruptedException {
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withSizeThreshold(1024).withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
Schema schema = HoodieAvroUtils.addMetadataFields(getSimpleSchema());
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
Set<HoodieLogFile> logFiles = new HashSet<>();
List<List<IndexedRecord>> allRecords = new ArrayList<>();
// create 4 log files
while (writer.getLogFile().getLogVersion() != 4) {
logFiles.add(writer.getLogFile());
List<IndexedRecord> records1 = SchemaTestUtil.generateHoodieTestRecords(0, 100);
List<IndexedRecord> copyOfRecords1 = records1.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
allRecords.add(copyOfRecords1);
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, schema.toString());
HoodieDataBlock dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records1, header);
writer.appendBlock(dataBlock);
}
writer.close();
FileCreateUtils.createDeltaCommit(basePath, "100", fs);
// scan all log blocks (across multiple log files)
List<String> logFilePaths = logFiles.stream()
.map(logFile -> logFile.getPath().toString()).collect(Collectors.toList());
assertTrue(logFilePaths.size() > 0);
HoodieMergedLogRecordScanner scanner = HoodieMergedLogRecordScanner.newBuilder()
.withFileSystem(fs)
.withBasePath(basePath)
.withLogFilePaths(logFilePaths)
.withReaderSchema(schema)
.withLatestInstantTime("100")
.withMaxMemorySizeInBytes(10240L)
.withReadBlocksLazily(readBlocksLazily)
.withReverseReader(false)
.withBufferSize(bufferSize)
.withSpillableMapBasePath(BASE_OUTPUT_PATH)
.withDiskMapType(diskMapType)
.withBitCaskDiskMapCompressionEnabled(isCompressionEnabled)
.withPartition(getRelativePartitionPath(new Path(basePath), new Path(logFilePaths.get(0)).getParent()))
.build();
List<IndexedRecord> scannedRecords = new ArrayList<>();
for (HoodieRecord record : scanner) {
scannedRecords.add((IndexedRecord)
((HoodieAvroRecord) record).getData().getInsertValue(schema).get());
}
assertEquals(scannedRecords.size(), allRecords.stream().mapToLong(Collection::size).sum(),
"Scanner records count should be the same as appended records");
}
@Test
public void testAppendAndReadOnCorruptedLog() throws IOException, URISyntaxException, InterruptedException {
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
List<IndexedRecord> records = SchemaTestUtil.generateTestRecords(0, 100);
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
HoodieDataBlock dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
writer.appendBlock(dataBlock);
writer.close();
// Append some arbit byte[] to thee end of the log (mimics a partially written commit)
fs = FSUtils.getFs(fs.getUri().toString(), fs.getConf());
FSDataOutputStream outputStream = fs.append(writer.getLogFile().getPath());
// create a block with
outputStream.write(HoodieLogFormat.MAGIC);
// Write out a length that does not confirm with the content
outputStream.writeLong(474);
outputStream.writeInt(HoodieLogBlockType.AVRO_DATA_BLOCK.ordinal());
outputStream.writeInt(HoodieLogFormat.CURRENT_VERSION);
// Write out a length that does not confirm with the content
outputStream.writeLong(400);
// Write out incomplete content
outputStream.write("something-random".getBytes());
outputStream.flush();
outputStream.close();
// Append a proper block that is of the missing length of the corrupted block
writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
records = SchemaTestUtil.generateTestRecords(0, 10);
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
writer.appendBlock(dataBlock);
writer.close();
// First round of reads - we should be able to read the first block and then EOF
Reader reader = HoodieLogFormat.newReader(fs, writer.getLogFile(), SchemaTestUtil.getSimpleSchema());
assertTrue(reader.hasNext(), "First block should be available");
reader.next();
assertTrue(reader.hasNext(), "We should have corrupted block next");
HoodieLogBlock block = reader.next();
assertEquals(HoodieLogBlockType.CORRUPT_BLOCK, block.getBlockType(), "The read block should be a corrupt block");
assertTrue(reader.hasNext(), "Third block should be available");
reader.next();
assertFalse(reader.hasNext(), "There should be no more block left");
reader.close();
// Simulate another failure back to back
outputStream = fs.append(writer.getLogFile().getPath());
// create a block with
outputStream.write(HoodieLogFormat.MAGIC);
// Write out a length that does not confirm with the content
outputStream.writeLong(1000);
outputStream.writeInt(HoodieLogBlockType.AVRO_DATA_BLOCK.ordinal());
outputStream.writeInt(HoodieLogFormat.CURRENT_VERSION);
// Write out a length that does not confirm with the content
outputStream.writeLong(500);
// Write out some bytes
outputStream.write("something-else-random".getBytes());
outputStream.flush();
outputStream.close();
// Should be able to append a new block
writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
records = SchemaTestUtil.generateTestRecords(0, 100);
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
writer.appendBlock(dataBlock);
writer.close();
// Second round of reads - we should be able to read the first and last block
reader = HoodieLogFormat.newReader(fs, writer.getLogFile(), SchemaTestUtil.getSimpleSchema());
assertTrue(reader.hasNext(), "First block should be available");
reader.next();
assertTrue(reader.hasNext(), "We should get the 1st corrupted block next");
reader.next();
assertTrue(reader.hasNext(), "Third block should be available");
reader.next();
assertTrue(reader.hasNext(), "We should get the 2nd corrupted block next");
block = reader.next();
assertEquals(HoodieLogBlockType.CORRUPT_BLOCK, block.getBlockType(), "The read block should be a corrupt block");
assertTrue(reader.hasNext(), "We should get the last block next");
reader.next();
assertFalse(reader.hasNext(), "We should have no more blocks left");
reader.close();
}
@Test
public void testValidateCorruptBlockEndPosition() throws IOException, URISyntaxException, InterruptedException {
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
List<IndexedRecord> records = SchemaTestUtil.generateTestRecords(0, 100);
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
HoodieDataBlock dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
writer.appendBlock(dataBlock);
writer.close();
// Append some arbit byte[] to the end of the log (mimics a partially written commit)
fs = FSUtils.getFs(fs.getUri().toString(), fs.getConf());
FSDataOutputStream outputStream = fs.append(writer.getLogFile().getPath());
// create a block with
outputStream.write(HoodieLogFormat.MAGIC);
// Write out a length that does not confirm with the content
outputStream.writeLong(474);
outputStream.writeInt(HoodieLogBlockType.AVRO_DATA_BLOCK.ordinal());
outputStream.writeInt(HoodieLogFormat.CURRENT_VERSION);
// Write out a length that does not confirm with the content
outputStream.writeLong(400);
// Write out incomplete content
outputStream.write("something-random".getBytes());
// get corrupt block end position
long corruptBlockEndPos = outputStream.getPos();
outputStream.flush();
outputStream.close();
// Append a proper block again
writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
records = SchemaTestUtil.generateTestRecords(0, 10);
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, getSimpleSchema().toString());
dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records, header);
writer.appendBlock(dataBlock);
writer.close();
// Read data and corrupt block
Reader reader = HoodieLogFormat.newReader(fs, writer.getLogFile(), SchemaTestUtil.getSimpleSchema());
assertTrue(reader.hasNext(), "First block should be available");
reader.next();
assertTrue(reader.hasNext(), "We should have corrupted block next");
HoodieLogBlock block = reader.next();
assertEquals(HoodieLogBlockType.CORRUPT_BLOCK, block.getBlockType(), "The read block should be a corrupt block");
// validate the corrupt block end position correctly.
assertEquals(corruptBlockEndPos, block.getBlockContentLocation().get().getBlockEndPos());
assertTrue(reader.hasNext(), "Third block should be available");
reader.next();
assertFalse(reader.hasNext(), "There should be no more block left");
reader.close();
}
@ParameterizedTest
@MethodSource("testArguments")
public void testAvroLogRecordReaderBasic(ExternalSpillableMap.DiskMapType diskMapType,
boolean isCompressionEnabled,
boolean readBlocksLazily)
throws IOException, URISyntaxException, InterruptedException {
Schema schema = HoodieAvroUtils.addMetadataFields(getSimpleSchema());
// Set a small threshold so that every block is a new version
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).withSizeThreshold(500).build();
// Write 1
List<IndexedRecord> records1 = SchemaTestUtil.generateHoodieTestRecords(0, 100);
List<IndexedRecord> copyOfRecords1 = records1.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, schema.toString());
HoodieDataBlock dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records1, header);
writer.appendBlock(dataBlock);
// Write 2
List<IndexedRecord> records2 = SchemaTestUtil.generateHoodieTestRecords(0, 100);
List<IndexedRecord> copyOfRecords2 = records2.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, schema.toString());
dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records2, header);
writer.appendBlock(dataBlock);
writer.close();
List<String> allLogFiles =
FSUtils.getAllLogFiles(fs, partitionPath, "test-fileid1", HoodieLogFile.DELTA_EXTENSION, "100")
.map(s -> s.getPath().toString()).collect(Collectors.toList());
FileCreateUtils.createDeltaCommit(basePath, "100", fs);
HoodieMergedLogRecordScanner scanner = HoodieMergedLogRecordScanner.newBuilder()
.withFileSystem(fs)
.withBasePath(basePath)
.withLogFilePaths(allLogFiles)
.withReaderSchema(schema)
.withLatestInstantTime("100")
.withMaxMemorySizeInBytes(10240L)
.withReadBlocksLazily(readBlocksLazily)
.withReverseReader(false)
.withBufferSize(bufferSize)
.withSpillableMapBasePath(BASE_OUTPUT_PATH)
.withDiskMapType(diskMapType)
.withBitCaskDiskMapCompressionEnabled(isCompressionEnabled)
.withPartition(getRelativePartitionPath(new Path(basePath), new Path(allLogFiles.get(0)).getParent()))
.build();
assertEquals(200, scanner.getTotalLogRecords());
Set<String> readKeys = new HashSet<>(200);
scanner.forEach(s -> readKeys.add(s.getKey().getRecordKey()));
assertEquals(200, readKeys.size(), "Stream collect should return all 200 records");
copyOfRecords1.addAll(copyOfRecords2);
Set<String> originalKeys =
copyOfRecords1.stream().map(s -> ((GenericRecord) s).get(HoodieRecord.RECORD_KEY_METADATA_FIELD).toString())
.collect(Collectors.toSet());
assertEquals(originalKeys, readKeys, "CompositeAvroLogReader should return 200 records from 2 versions");
}
@ParameterizedTest
@MethodSource("testArguments")
public void testAvroLogRecordReaderWithRollbackTombstone(ExternalSpillableMap.DiskMapType diskMapType,
boolean isCompressionEnabled,
boolean readBlocksLazily)
throws IOException, URISyntaxException, InterruptedException {
Schema schema = HoodieAvroUtils.addMetadataFields(getSimpleSchema());
// Set a small threshold so that every block is a new version
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
// Write 1
List<IndexedRecord> records1 = SchemaTestUtil.generateHoodieTestRecords(0, 100);
List<IndexedRecord> copyOfRecords1 = records1.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, schema.toString());
HoodieDataBlock dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records1, header);
writer.appendBlock(dataBlock);
// Write 2
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "101");
List<IndexedRecord> records2 = SchemaTestUtil.generateHoodieTestRecords(0, 100);
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, schema.toString());
dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records2, header);
writer.appendBlock(dataBlock);
// Rollback the last write
header.put(HoodieLogBlock.HeaderMetadataType.TARGET_INSTANT_TIME, "101");
header.put(HoodieLogBlock.HeaderMetadataType.COMMAND_BLOCK_TYPE,
String.valueOf(HoodieCommandBlock.HoodieCommandBlockTypeEnum.ROLLBACK_PREVIOUS_BLOCK.ordinal()));
HoodieCommandBlock commandBlock = new HoodieCommandBlock(header);
writer.appendBlock(commandBlock);
// Write 3
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "102");
List<IndexedRecord> records3 = SchemaTestUtil.generateHoodieTestRecords(0, 100);
List<IndexedRecord> copyOfRecords3 = records3.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, schema.toString());
dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records3, header);
writer.appendBlock(dataBlock);
writer.close();
List<String> allLogFiles =
FSUtils.getAllLogFiles(fs, partitionPath, "test-fileid1", HoodieLogFile.DELTA_EXTENSION, "100")
.map(s -> s.getPath().toString()).collect(Collectors.toList());
FileCreateUtils.createDeltaCommit(basePath, "100", fs);
FileCreateUtils.createDeltaCommit(basePath, "102", fs);
HoodieMergedLogRecordScanner scanner = HoodieMergedLogRecordScanner.newBuilder()
.withFileSystem(fs)
.withBasePath(basePath)
.withLogFilePaths(allLogFiles)
.withReaderSchema(schema)
.withLatestInstantTime("102")
.withMaxMemorySizeInBytes(10240L)
.withReadBlocksLazily(readBlocksLazily)
.withReverseReader(false)
.withBufferSize(bufferSize)
.withSpillableMapBasePath(BASE_OUTPUT_PATH)
.withDiskMapType(diskMapType)
.withBitCaskDiskMapCompressionEnabled(isCompressionEnabled)
.withPartition(getRelativePartitionPath(new Path(basePath), new Path(allLogFiles.get(0)).getParent()))
.build();
assertEquals(200, scanner.getTotalLogRecords(), "We read 200 records from 2 write batches");
Set<String> readKeys = new HashSet<>(200);
scanner.forEach(s -> readKeys.add(s.getKey().getRecordKey()));
assertEquals(200, readKeys.size(), "Stream collect should return all 200 records");
copyOfRecords1.addAll(copyOfRecords3);
Set<String> originalKeys =
copyOfRecords1.stream().map(s -> ((GenericRecord) s).get(HoodieRecord.RECORD_KEY_METADATA_FIELD).toString())
.collect(Collectors.toSet());
assertEquals(originalKeys, readKeys, "CompositeAvroLogReader should return 200 records from 2 versions");
}
@ParameterizedTest
@MethodSource("testArguments")
public void testAvroLogRecordReaderWithFailedPartialBlock(ExternalSpillableMap.DiskMapType diskMapType,
boolean isCompressionEnabled)
throws IOException, URISyntaxException, InterruptedException {
Schema schema = HoodieAvroUtils.addMetadataFields(getSimpleSchema());
// Set a small threshold so that every block is a new version
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
// Write 1
List<IndexedRecord> records1 = SchemaTestUtil.generateHoodieTestRecords(0, 100);
List<IndexedRecord> copyOfRecords1 = records1.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
Map<HoodieLogBlock.HeaderMetadataType, String> header = new HashMap<>();
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "100");
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, schema.toString());
HoodieDataBlock dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records1, header);
writer.appendBlock(dataBlock);
writer.close();
// Write 2
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "101");
// Append some arbit byte[] to thee end of the log (mimics a partially written commit)
fs = FSUtils.getFs(fs.getUri().toString(), fs.getConf());
FSDataOutputStream outputStream = fs.append(writer.getLogFile().getPath());
// create a block with
outputStream.write(HoodieLogFormat.MAGIC);
// Write out a length that does not confirm with the content
outputStream.writeLong(1000);
outputStream.writeInt(HoodieLogFormat.CURRENT_VERSION);
outputStream.writeInt(HoodieLogBlockType.AVRO_DATA_BLOCK.ordinal());
// Write out some header
outputStream.write(HoodieLogBlock.getLogMetadataBytes(header));
outputStream.writeLong("something-random".getBytes().length);
outputStream.write("something-random".getBytes());
outputStream.flush();
outputStream.close();
writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();
// Write 3
header.put(HoodieLogBlock.HeaderMetadataType.INSTANT_TIME, "103");
List<IndexedRecord> records3 = SchemaTestUtil.generateHoodieTestRecords(0, 100);
List<IndexedRecord> copyOfRecords3 = records3.stream()
.map(record -> HoodieAvroUtils.rewriteRecord((GenericRecord) record, schema)).collect(Collectors.toList());
header.put(HoodieLogBlock.HeaderMetadataType.SCHEMA, schema.toString());
dataBlock = getDataBlock(DEFAULT_DATA_BLOCK_TYPE, records3, header);
writer.appendBlock(dataBlock);
writer.close();
List<String> allLogFiles =
FSUtils.getAllLogFiles(fs, partitionPath, "test-fileid1", HoodieLogFile.DELTA_EXTENSION, "100")
.map(s -> s.getPath().toString()).collect(Collectors.toList());
FileCreateUtils.createDeltaCommit(basePath, "100", fs);
FileCreateUtils.createDeltaCommit(basePath, "103", fs);
HoodieMergedLogRecordScanner scanner = HoodieMergedLogRecordScanner.newBuilder()
.withFileSystem(fs)
.withBasePath(basePath)
.withLogFilePaths(allLogFiles)
.withReaderSchema(schema)
.withLatestInstantTime("103")
.withMaxMemorySizeInBytes(10240L)
.withReadBlocksLazily(true)
.withReverseReader(false)
.withBufferSize(bufferSize)
.withSpillableMapBasePath(BASE_OUTPUT_PATH)
.withDiskMapType(diskMapType)
.withBitCaskDiskMapCompressionEnabled(isCompressionEnabled)
.withPartition(getRelativePartitionPath(new Path(basePath), new Path(allLogFiles.get(0)).getParent()))
.build();
assertEquals(200, scanner.getTotalLogRecords(), "We would read 200 records");
Set<String> readKeys = new HashSet<>(200);
scanner.forEach(s -> readKeys.add(s.getKey().getRecordKey()));
assertEquals(200, readKeys.size(), "Stream collect should return all 200 records");
copyOfRecords1.addAll(copyOfRecords3);
Set<String> originalKeys =
copyOfRecords1.stream().map(s -> ((GenericRecord) s).get(HoodieRecord.RECORD_KEY_METADATA_FIELD).toString())
.collect(Collectors.toSet());
assertEquals(originalKeys, readKeys, "CompositeAvroLogReader should return 200 records from 2 versions");
}
@ParameterizedTest
@MethodSource("testArguments")
public void testAvroLogRecordReaderWithDeleteAndRollback(ExternalSpillableMap.DiskMapType diskMapType,
boolean isCompressionEnabled,
boolean readBlocksLazily)
throws IOException, URISyntaxException, InterruptedException {
Schema schema = HoodieAvroUtils.addMetadataFields(getSimpleSchema());
// Set a small threshold so that every block is a new version
Writer writer =
HoodieLogFormat.newWriterBuilder().onParentPath(partitionPath).withFileExtension(HoodieLogFile.DELTA_EXTENSION)
.withFileId("test-fileid1").overBaseCommit("100").withFs(fs).build();