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19 package org.apache.hadoop.hbase.mapreduce;
20
21 import static org.junit.Assert.assertEquals;
22 import static org.junit.Assert.assertFalse;
23 import static org.junit.Assert.assertNotNull;
24 import static org.junit.Assert.assertNotSame;
25 import static org.junit.Assert.assertTrue;
26 import static org.junit.Assert.fail;
27
28 import java.io.IOException;
29 import java.util.Arrays;
30 import java.util.HashMap;
31 import java.util.Map;
32 import java.util.Map.Entry;
33 import java.util.Random;
34 import java.util.Set;
35 import java.util.concurrent.Callable;
36 import junit.framework.Assert;
37 import org.apache.commons.logging.Log;
38 import org.apache.commons.logging.LogFactory;
39 import org.apache.hadoop.conf.Configuration;
40 import org.apache.hadoop.fs.FileStatus;
41 import org.apache.hadoop.fs.FileSystem;
42 import org.apache.hadoop.fs.Path;
43 import org.apache.hadoop.hbase.Cell;
44 import org.apache.hadoop.hbase.CellUtil;
45 import org.apache.hadoop.hbase.CompatibilitySingletonFactory;
46 import org.apache.hadoop.hbase.HBaseConfiguration;
47 import org.apache.hadoop.hbase.HBaseTestingUtility;
48 import org.apache.hadoop.hbase.HColumnDescriptor;
49 import org.apache.hadoop.hbase.HConstants;
50 import org.apache.hadoop.hbase.HTableDescriptor;
51 import org.apache.hadoop.hbase.HadoopShims;
52 import org.apache.hadoop.hbase.KeyValue;
53 import org.apache.hadoop.hbase.testclassification.LargeTests;
54 import org.apache.hadoop.hbase.PerformanceEvaluation;
55 import org.apache.hadoop.hbase.TableName;
56 import org.apache.hadoop.hbase.client.HBaseAdmin;
57 import org.apache.hadoop.hbase.client.HTable;
58 import org.apache.hadoop.hbase.client.Put;
59 import org.apache.hadoop.hbase.client.Result;
60 import org.apache.hadoop.hbase.client.ResultScanner;
61 import org.apache.hadoop.hbase.client.Scan;
62 import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
63 import org.apache.hadoop.hbase.io.compress.Compression;
64 import org.apache.hadoop.hbase.io.compress.Compression.Algorithm;
65 import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;
66 import org.apache.hadoop.hbase.io.hfile.CacheConfig;
67 import org.apache.hadoop.hbase.io.hfile.HFile;
68 import org.apache.hadoop.hbase.io.hfile.HFile.Reader;
69 import org.apache.hadoop.hbase.regionserver.BloomType;
70 import org.apache.hadoop.hbase.regionserver.HStore;
71 import org.apache.hadoop.hbase.regionserver.StoreFile;
72 import org.apache.hadoop.hbase.regionserver.TimeRangeTracker;
73 import org.apache.hadoop.hbase.util.Bytes;
74 import org.apache.hadoop.hbase.util.FSUtils;
75 import org.apache.hadoop.hbase.util.Threads;
76 import org.apache.hadoop.hbase.util.Writables;
77 import org.apache.hadoop.io.NullWritable;
78 import org.apache.hadoop.mapreduce.Job;
79 import org.apache.hadoop.mapreduce.Mapper;
80 import org.apache.hadoop.mapreduce.RecordWriter;
81 import org.apache.hadoop.mapreduce.TaskAttemptContext;
82 import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;
83 import org.junit.Ignore;
84 import org.junit.Test;
85 import org.junit.experimental.categories.Category;
86 import org.mockito.Mockito;
87
88
89
90
91
92
93
94 @Category(LargeTests.class)
95 public class TestHFileOutputFormat {
96 private final static int ROWSPERSPLIT = 1024;
97
98 private static final byte[][] FAMILIES
99 = { Bytes.add(PerformanceEvaluation.FAMILY_NAME, Bytes.toBytes("-A"))
100 , Bytes.add(PerformanceEvaluation.FAMILY_NAME, Bytes.toBytes("-B"))};
101 private static final TableName TABLE_NAME =
102 TableName.valueOf("TestTable");
103
104 private HBaseTestingUtility util = new HBaseTestingUtility();
105
106 private static Log LOG = LogFactory.getLog(TestHFileOutputFormat.class);
107
108
109
110
111 static class RandomKVGeneratingMapper
112 extends Mapper<NullWritable, NullWritable,
113 ImmutableBytesWritable, KeyValue> {
114
115 private int keyLength;
116 private static final int KEYLEN_DEFAULT=10;
117 private static final String KEYLEN_CONF="randomkv.key.length";
118
119 private int valLength;
120 private static final int VALLEN_DEFAULT=10;
121 private static final String VALLEN_CONF="randomkv.val.length";
122
123 @Override
124 protected void setup(Context context) throws IOException,
125 InterruptedException {
126 super.setup(context);
127
128 Configuration conf = context.getConfiguration();
129 keyLength = conf.getInt(KEYLEN_CONF, KEYLEN_DEFAULT);
130 valLength = conf.getInt(VALLEN_CONF, VALLEN_DEFAULT);
131 }
132
133 protected void map(
134 NullWritable n1, NullWritable n2,
135 Mapper<NullWritable, NullWritable,
136 ImmutableBytesWritable,KeyValue>.Context context)
137 throws java.io.IOException ,InterruptedException
138 {
139
140 byte keyBytes[] = new byte[keyLength];
141 byte valBytes[] = new byte[valLength];
142
143 int taskId = context.getTaskAttemptID().getTaskID().getId();
144 assert taskId < Byte.MAX_VALUE : "Unit tests dont support > 127 tasks!";
145
146 Random random = new Random();
147 for (int i = 0; i < ROWSPERSPLIT; i++) {
148
149 random.nextBytes(keyBytes);
150
151 keyBytes[keyLength - 1] = (byte)(taskId & 0xFF);
152 random.nextBytes(valBytes);
153 ImmutableBytesWritable key = new ImmutableBytesWritable(keyBytes);
154
155 for (byte[] family : TestHFileOutputFormat.FAMILIES) {
156 KeyValue kv = new KeyValue(keyBytes, family,
157 PerformanceEvaluation.QUALIFIER_NAME, valBytes);
158 context.write(key, kv);
159 }
160 }
161 }
162 }
163
164 private void setupRandomGeneratorMapper(Job job) {
165 job.setInputFormatClass(NMapInputFormat.class);
166 job.setMapperClass(RandomKVGeneratingMapper.class);
167 job.setMapOutputKeyClass(ImmutableBytesWritable.class);
168 job.setMapOutputValueClass(KeyValue.class);
169 }
170
171
172
173
174
175
176 @Test
177 public void test_LATEST_TIMESTAMP_isReplaced()
178 throws Exception {
179 Configuration conf = new Configuration(this.util.getConfiguration());
180 RecordWriter<ImmutableBytesWritable, KeyValue> writer = null;
181 TaskAttemptContext context = null;
182 Path dir =
183 util.getDataTestDir("test_LATEST_TIMESTAMP_isReplaced");
184 try {
185 Job job = new Job(conf);
186 FileOutputFormat.setOutputPath(job, dir);
187 context = createTestTaskAttemptContext(job);
188 HFileOutputFormat hof = new HFileOutputFormat();
189 writer = hof.getRecordWriter(context);
190 final byte [] b = Bytes.toBytes("b");
191
192
193
194 KeyValue kv = new KeyValue(b, b, b);
195 KeyValue original = kv.clone();
196 writer.write(new ImmutableBytesWritable(), kv);
197 assertFalse(original.equals(kv));
198 assertTrue(Bytes.equals(original.getRow(), kv.getRow()));
199 assertTrue(original.matchingColumn(kv.getFamily(), kv.getQualifier()));
200 assertNotSame(original.getTimestamp(), kv.getTimestamp());
201 assertNotSame(HConstants.LATEST_TIMESTAMP, kv.getTimestamp());
202
203
204
205 kv = new KeyValue(b, b, b, kv.getTimestamp() - 1, b);
206 original = kv.clone();
207 writer.write(new ImmutableBytesWritable(), kv);
208 assertTrue(original.equals(kv));
209 } finally {
210 if (writer != null && context != null) writer.close(context);
211 dir.getFileSystem(conf).delete(dir, true);
212 }
213 }
214
215 private TaskAttemptContext createTestTaskAttemptContext(final Job job)
216 throws IOException, Exception {
217 HadoopShims hadoop = CompatibilitySingletonFactory.getInstance(HadoopShims.class);
218 TaskAttemptContext context = hadoop.createTestTaskAttemptContext(job, "attempt_200707121733_0001_m_000000_0");
219 return context;
220 }
221
222
223
224
225
226 @Test
227 public void test_TIMERANGE() throws Exception {
228 Configuration conf = new Configuration(this.util.getConfiguration());
229 RecordWriter<ImmutableBytesWritable, KeyValue> writer = null;
230 TaskAttemptContext context = null;
231 Path dir =
232 util.getDataTestDir("test_TIMERANGE_present");
233 LOG.info("Timerange dir writing to dir: "+ dir);
234 try {
235
236 Job job = new Job(conf);
237 FileOutputFormat.setOutputPath(job, dir);
238 context = createTestTaskAttemptContext(job);
239 HFileOutputFormat hof = new HFileOutputFormat();
240 writer = hof.getRecordWriter(context);
241
242
243 final byte [] b = Bytes.toBytes("b");
244
245
246 KeyValue kv = new KeyValue(b, b, b, 2000, b);
247 KeyValue original = kv.clone();
248 writer.write(new ImmutableBytesWritable(), kv);
249 assertEquals(original,kv);
250
251
252 kv = new KeyValue(b, b, b, 1000, b);
253 original = kv.clone();
254 writer.write(new ImmutableBytesWritable(), kv);
255 assertEquals(original, kv);
256
257
258 writer.close(context);
259
260
261
262
263 FileSystem fs = FileSystem.get(conf);
264 Path attemptDirectory = hof.getDefaultWorkFile(context, "").getParent();
265 FileStatus[] sub1 = fs.listStatus(attemptDirectory);
266 FileStatus[] file = fs.listStatus(sub1[0].getPath());
267
268
269 HFile.Reader rd = HFile.createReader(fs, file[0].getPath(),
270 new CacheConfig(conf), conf);
271 Map<byte[],byte[]> finfo = rd.loadFileInfo();
272 byte[] range = finfo.get("TIMERANGE".getBytes());
273 assertNotNull(range);
274
275
276 TimeRangeTracker timeRangeTracker = new TimeRangeTracker();
277 Writables.copyWritable(range, timeRangeTracker);
278 LOG.info(timeRangeTracker.getMinimumTimestamp() +
279 "...." + timeRangeTracker.getMaximumTimestamp());
280 assertEquals(1000, timeRangeTracker.getMinimumTimestamp());
281 assertEquals(2000, timeRangeTracker.getMaximumTimestamp());
282 rd.close();
283 } finally {
284 if (writer != null && context != null) writer.close(context);
285 dir.getFileSystem(conf).delete(dir, true);
286 }
287 }
288
289
290
291
292 @Test
293 public void testWritingPEData() throws Exception {
294 Configuration conf = util.getConfiguration();
295 Path testDir = util.getDataTestDirOnTestFS("testWritingPEData");
296 FileSystem fs = testDir.getFileSystem(conf);
297
298
299 conf.setInt("io.sort.mb", 20);
300
301 conf.setLong(HConstants.HREGION_MAX_FILESIZE, 64 * 1024);
302
303 Job job = new Job(conf, "testWritingPEData");
304 setupRandomGeneratorMapper(job);
305
306
307 byte[] startKey = new byte[RandomKVGeneratingMapper.KEYLEN_DEFAULT];
308 byte[] endKey = new byte[RandomKVGeneratingMapper.KEYLEN_DEFAULT];
309
310 Arrays.fill(startKey, (byte)0);
311 Arrays.fill(endKey, (byte)0xff);
312
313 job.setPartitionerClass(SimpleTotalOrderPartitioner.class);
314
315 SimpleTotalOrderPartitioner.setStartKey(job.getConfiguration(), startKey);
316 SimpleTotalOrderPartitioner.setEndKey(job.getConfiguration(), endKey);
317 job.setReducerClass(KeyValueSortReducer.class);
318 job.setOutputFormatClass(HFileOutputFormat.class);
319 job.setNumReduceTasks(4);
320 job.getConfiguration().setStrings("io.serializations", conf.get("io.serializations"),
321 MutationSerialization.class.getName(), ResultSerialization.class.getName(),
322 KeyValueSerialization.class.getName());
323
324 FileOutputFormat.setOutputPath(job, testDir);
325 assertTrue(job.waitForCompletion(false));
326 FileStatus [] files = fs.listStatus(testDir);
327 assertTrue(files.length > 0);
328 }
329
330 @Test
331 public void testJobConfiguration() throws Exception {
332 Configuration conf = new Configuration(this.util.getConfiguration());
333 conf.set("hbase.fs.tmp.dir", util.getDataTestDir("testJobConfiguration").toString());
334 Job job = new Job(conf);
335 job.setWorkingDirectory(util.getDataTestDir("testJobConfiguration"));
336 HTable table = Mockito.mock(HTable.class);
337 setupMockStartKeys(table);
338 HFileOutputFormat.configureIncrementalLoad(job, table);
339 assertEquals(job.getNumReduceTasks(), 4);
340 }
341
342 private byte [][] generateRandomStartKeys(int numKeys) {
343 Random random = new Random();
344 byte[][] ret = new byte[numKeys][];
345
346 ret[0] = HConstants.EMPTY_BYTE_ARRAY;
347 for (int i = 1; i < numKeys; i++) {
348 ret[i] = PerformanceEvaluation.generateData(random, PerformanceEvaluation.VALUE_LENGTH);
349 }
350 return ret;
351 }
352
353 @Test
354 public void testMRIncrementalLoad() throws Exception {
355 LOG.info("\nStarting test testMRIncrementalLoad\n");
356 doIncrementalLoadTest(false);
357 }
358
359 @Test
360 public void testMRIncrementalLoadWithSplit() throws Exception {
361 LOG.info("\nStarting test testMRIncrementalLoadWithSplit\n");
362 doIncrementalLoadTest(true);
363 }
364
365 private void doIncrementalLoadTest(
366 boolean shouldChangeRegions) throws Exception {
367 util = new HBaseTestingUtility();
368 Configuration conf = util.getConfiguration();
369 byte[][] startKeys = generateRandomStartKeys(5);
370 HBaseAdmin admin = null;
371 try {
372 util.startMiniCluster();
373 Path testDir = util.getDataTestDirOnTestFS("testLocalMRIncrementalLoad");
374 admin = new HBaseAdmin(conf);
375 HTable table = util.createTable(TABLE_NAME, FAMILIES);
376 assertEquals("Should start with empty table",
377 0, util.countRows(table));
378 int numRegions = util.createMultiRegions(
379 util.getConfiguration(), table, FAMILIES[0], startKeys);
380 assertEquals("Should make 5 regions", numRegions, 5);
381
382
383 util.startMiniMapReduceCluster();
384 runIncrementalPELoad(conf, table, testDir);
385
386 assertEquals("HFOF should not touch actual table",
387 0, util.countRows(table));
388
389
390
391 int dir = 0;
392 for (FileStatus f : testDir.getFileSystem(conf).listStatus(testDir)) {
393 for (byte[] family : FAMILIES) {
394 if (Bytes.toString(family).equals(f.getPath().getName())) {
395 ++dir;
396 }
397 }
398 }
399 assertEquals("Column family not found in FS.", FAMILIES.length, dir);
400
401
402 if (shouldChangeRegions) {
403 LOG.info("Changing regions in table");
404 admin.disableTable(table.getTableName());
405 while(util.getMiniHBaseCluster().getMaster().getAssignmentManager().
406 getRegionStates().isRegionsInTransition()) {
407 Threads.sleep(200);
408 LOG.info("Waiting on table to finish disabling");
409 }
410 byte[][] newStartKeys = generateRandomStartKeys(15);
411 util.createMultiRegions(
412 util.getConfiguration(), table, FAMILIES[0], newStartKeys);
413 admin.enableTable(table.getTableName());
414 while (table.getRegionLocations().size() != 15 ||
415 !admin.isTableAvailable(table.getTableName())) {
416 Thread.sleep(200);
417 LOG.info("Waiting for new region assignment to happen");
418 }
419 }
420
421
422 new LoadIncrementalHFiles(conf).doBulkLoad(testDir, table);
423
424
425 int expectedRows = NMapInputFormat.getNumMapTasks(conf) * ROWSPERSPLIT;
426 assertEquals("LoadIncrementalHFiles should put expected data in table",
427 expectedRows, util.countRows(table));
428 Scan scan = new Scan();
429 ResultScanner results = table.getScanner(scan);
430 for (Result res : results) {
431 assertEquals(FAMILIES.length, res.rawCells().length);
432 Cell first = res.rawCells()[0];
433 for (Cell kv : res.rawCells()) {
434 assertTrue(CellUtil.matchingRow(first, kv));
435 assertTrue(Bytes.equals(CellUtil.cloneValue(first), CellUtil.cloneValue(kv)));
436 }
437 }
438 results.close();
439 String tableDigestBefore = util.checksumRows(table);
440
441
442 admin.disableTable(TABLE_NAME);
443 while (!admin.isTableDisabled(TABLE_NAME)) {
444 Thread.sleep(200);
445 LOG.info("Waiting for table to disable");
446 }
447 admin.enableTable(TABLE_NAME);
448 util.waitTableAvailable(TABLE_NAME.getName());
449 assertEquals("Data should remain after reopening of regions",
450 tableDigestBefore, util.checksumRows(table));
451 } finally {
452 if (admin != null) admin.close();
453 util.shutdownMiniMapReduceCluster();
454 util.shutdownMiniCluster();
455 }
456 }
457
458 private void runIncrementalPELoad(
459 Configuration conf, HTable table, Path outDir)
460 throws Exception {
461 Job job = new Job(conf, "testLocalMRIncrementalLoad");
462 job.setWorkingDirectory(util.getDataTestDirOnTestFS("runIncrementalPELoad"));
463 job.getConfiguration().setStrings("io.serializations", conf.get("io.serializations"),
464 MutationSerialization.class.getName(), ResultSerialization.class.getName(),
465 KeyValueSerialization.class.getName());
466 setupRandomGeneratorMapper(job);
467 HFileOutputFormat.configureIncrementalLoad(job, table);
468 FileOutputFormat.setOutputPath(job, outDir);
469
470 Assert.assertFalse( util.getTestFileSystem().exists(outDir)) ;
471
472 assertEquals(table.getRegionLocations().size(), job.getNumReduceTasks());
473
474 assertTrue(job.waitForCompletion(true));
475 }
476
477
478
479
480
481
482
483
484
485
486 @Test
487 public void testSerializeDeserializeFamilyCompressionMap() throws IOException {
488 for (int numCfs = 0; numCfs <= 3; numCfs++) {
489 Configuration conf = new Configuration(this.util.getConfiguration());
490 Map<String, Compression.Algorithm> familyToCompression =
491 getMockColumnFamiliesForCompression(numCfs);
492 HTable table = Mockito.mock(HTable.class);
493 setupMockColumnFamiliesForCompression(table, familyToCompression);
494 HFileOutputFormat.configureCompression(table, conf);
495
496
497 Map<byte[], Algorithm> retrievedFamilyToCompressionMap = HFileOutputFormat
498 .createFamilyCompressionMap(conf);
499
500
501
502 for (Entry<String, Algorithm> entry : familyToCompression.entrySet()) {
503 assertEquals("Compression configuration incorrect for column family:"
504 + entry.getKey(), entry.getValue(),
505 retrievedFamilyToCompressionMap.get(entry.getKey().getBytes()));
506 }
507 }
508 }
509
510 private void setupMockColumnFamiliesForCompression(HTable table,
511 Map<String, Compression.Algorithm> familyToCompression) throws IOException {
512 HTableDescriptor mockTableDescriptor = new HTableDescriptor(TABLE_NAME);
513 for (Entry<String, Compression.Algorithm> entry : familyToCompression.entrySet()) {
514 mockTableDescriptor.addFamily(new HColumnDescriptor(entry.getKey())
515 .setMaxVersions(1)
516 .setCompressionType(entry.getValue())
517 .setBlockCacheEnabled(false)
518 .setTimeToLive(0));
519 }
520 Mockito.doReturn(mockTableDescriptor).when(table).getTableDescriptor();
521 }
522
523
524
525
526
527 private Map<String, Compression.Algorithm>
528 getMockColumnFamiliesForCompression (int numCfs) {
529 Map<String, Compression.Algorithm> familyToCompression = new HashMap<String, Compression.Algorithm>();
530
531 if (numCfs-- > 0) {
532 familyToCompression.put("Family1!@#!@#&", Compression.Algorithm.LZO);
533 }
534 if (numCfs-- > 0) {
535 familyToCompression.put("Family2=asdads&!AASD", Compression.Algorithm.SNAPPY);
536 }
537 if (numCfs-- > 0) {
538 familyToCompression.put("Family2=asdads&!AASD", Compression.Algorithm.GZ);
539 }
540 if (numCfs-- > 0) {
541 familyToCompression.put("Family3", Compression.Algorithm.NONE);
542 }
543 return familyToCompression;
544 }
545
546
547
548
549
550
551
552
553
554
555
556 @Test
557 public void testSerializeDeserializeFamilyBloomTypeMap() throws IOException {
558 for (int numCfs = 0; numCfs <= 2; numCfs++) {
559 Configuration conf = new Configuration(this.util.getConfiguration());
560 Map<String, BloomType> familyToBloomType =
561 getMockColumnFamiliesForBloomType(numCfs);
562 HTable table = Mockito.mock(HTable.class);
563 setupMockColumnFamiliesForBloomType(table,
564 familyToBloomType);
565 HFileOutputFormat.configureBloomType(table, conf);
566
567
568
569 Map<byte[], BloomType> retrievedFamilyToBloomTypeMap =
570 HFileOutputFormat
571 .createFamilyBloomTypeMap(conf);
572
573
574
575 for (Entry<String, BloomType> entry : familyToBloomType.entrySet()) {
576 assertEquals("BloomType configuration incorrect for column family:"
577 + entry.getKey(), entry.getValue(),
578 retrievedFamilyToBloomTypeMap.get(entry.getKey().getBytes()));
579 }
580 }
581 }
582
583 private void setupMockColumnFamiliesForBloomType(HTable table,
584 Map<String, BloomType> familyToDataBlockEncoding) throws IOException {
585 HTableDescriptor mockTableDescriptor = new HTableDescriptor(TABLE_NAME);
586 for (Entry<String, BloomType> entry : familyToDataBlockEncoding.entrySet()) {
587 mockTableDescriptor.addFamily(new HColumnDescriptor(entry.getKey())
588 .setMaxVersions(1)
589 .setBloomFilterType(entry.getValue())
590 .setBlockCacheEnabled(false)
591 .setTimeToLive(0));
592 }
593 Mockito.doReturn(mockTableDescriptor).when(table).getTableDescriptor();
594 }
595
596
597
598
599
600 private Map<String, BloomType>
601 getMockColumnFamiliesForBloomType (int numCfs) {
602 Map<String, BloomType> familyToBloomType =
603 new HashMap<String, BloomType>();
604
605 if (numCfs-- > 0) {
606 familyToBloomType.put("Family1!@#!@#&", BloomType.ROW);
607 }
608 if (numCfs-- > 0) {
609 familyToBloomType.put("Family2=asdads&!AASD",
610 BloomType.ROWCOL);
611 }
612 if (numCfs-- > 0) {
613 familyToBloomType.put("Family3", BloomType.NONE);
614 }
615 return familyToBloomType;
616 }
617
618
619
620
621
622
623
624
625
626
627 @Test
628 public void testSerializeDeserializeFamilyBlockSizeMap() throws IOException {
629 for (int numCfs = 0; numCfs <= 3; numCfs++) {
630 Configuration conf = new Configuration(this.util.getConfiguration());
631 Map<String, Integer> familyToBlockSize =
632 getMockColumnFamiliesForBlockSize(numCfs);
633 HTable table = Mockito.mock(HTable.class);
634 setupMockColumnFamiliesForBlockSize(table,
635 familyToBlockSize);
636 HFileOutputFormat.configureBlockSize(table, conf);
637
638
639
640 Map<byte[], Integer> retrievedFamilyToBlockSizeMap =
641 HFileOutputFormat
642 .createFamilyBlockSizeMap(conf);
643
644
645
646 for (Entry<String, Integer> entry : familyToBlockSize.entrySet()
647 ) {
648 assertEquals("BlockSize configuration incorrect for column family:"
649 + entry.getKey(), entry.getValue(),
650 retrievedFamilyToBlockSizeMap.get(entry.getKey().getBytes()));
651 }
652 }
653 }
654
655 private void setupMockColumnFamiliesForBlockSize(HTable table,
656 Map<String, Integer> familyToDataBlockEncoding) throws IOException {
657 HTableDescriptor mockTableDescriptor = new HTableDescriptor(TABLE_NAME);
658 for (Entry<String, Integer> entry : familyToDataBlockEncoding.entrySet()) {
659 mockTableDescriptor.addFamily(new HColumnDescriptor(entry.getKey())
660 .setMaxVersions(1)
661 .setBlocksize(entry.getValue())
662 .setBlockCacheEnabled(false)
663 .setTimeToLive(0));
664 }
665 Mockito.doReturn(mockTableDescriptor).when(table).getTableDescriptor();
666 }
667
668
669
670
671
672 private Map<String, Integer>
673 getMockColumnFamiliesForBlockSize (int numCfs) {
674 Map<String, Integer> familyToBlockSize =
675 new HashMap<String, Integer>();
676
677 if (numCfs-- > 0) {
678 familyToBlockSize.put("Family1!@#!@#&", 1234);
679 }
680 if (numCfs-- > 0) {
681 familyToBlockSize.put("Family2=asdads&!AASD",
682 Integer.MAX_VALUE);
683 }
684 if (numCfs-- > 0) {
685 familyToBlockSize.put("Family2=asdads&!AASD",
686 Integer.MAX_VALUE);
687 }
688 if (numCfs-- > 0) {
689 familyToBlockSize.put("Family3", 0);
690 }
691 return familyToBlockSize;
692 }
693
694
695
696
697
698
699
700
701
702
703 @Test
704 public void testSerializeDeserializeFamilyDataBlockEncodingMap() throws IOException {
705 for (int numCfs = 0; numCfs <= 3; numCfs++) {
706 Configuration conf = new Configuration(this.util.getConfiguration());
707 Map<String, DataBlockEncoding> familyToDataBlockEncoding =
708 getMockColumnFamiliesForDataBlockEncoding(numCfs);
709 HTable table = Mockito.mock(HTable.class);
710 setupMockColumnFamiliesForDataBlockEncoding(table,
711 familyToDataBlockEncoding);
712 HFileOutputFormat.configureDataBlockEncoding(table, conf);
713
714
715
716 Map<byte[], DataBlockEncoding> retrievedFamilyToDataBlockEncodingMap =
717 HFileOutputFormat
718 .createFamilyDataBlockEncodingMap(conf);
719
720
721
722 for (Entry<String, DataBlockEncoding> entry : familyToDataBlockEncoding.entrySet()) {
723 assertEquals("DataBlockEncoding configuration incorrect for column family:"
724 + entry.getKey(), entry.getValue(),
725 retrievedFamilyToDataBlockEncodingMap.get(entry.getKey().getBytes()));
726 }
727 }
728 }
729
730 private void setupMockColumnFamiliesForDataBlockEncoding(HTable table,
731 Map<String, DataBlockEncoding> familyToDataBlockEncoding) throws IOException {
732 HTableDescriptor mockTableDescriptor = new HTableDescriptor(TABLE_NAME);
733 for (Entry<String, DataBlockEncoding> entry : familyToDataBlockEncoding.entrySet()) {
734 mockTableDescriptor.addFamily(new HColumnDescriptor(entry.getKey())
735 .setMaxVersions(1)
736 .setDataBlockEncoding(entry.getValue())
737 .setBlockCacheEnabled(false)
738 .setTimeToLive(0));
739 }
740 Mockito.doReturn(mockTableDescriptor).when(table).getTableDescriptor();
741 }
742
743
744
745
746
747 private Map<String, DataBlockEncoding>
748 getMockColumnFamiliesForDataBlockEncoding (int numCfs) {
749 Map<String, DataBlockEncoding> familyToDataBlockEncoding =
750 new HashMap<String, DataBlockEncoding>();
751
752 if (numCfs-- > 0) {
753 familyToDataBlockEncoding.put("Family1!@#!@#&", DataBlockEncoding.DIFF);
754 }
755 if (numCfs-- > 0) {
756 familyToDataBlockEncoding.put("Family2=asdads&!AASD",
757 DataBlockEncoding.FAST_DIFF);
758 }
759 if (numCfs-- > 0) {
760 familyToDataBlockEncoding.put("Family2=asdads&!AASD",
761 DataBlockEncoding.PREFIX);
762 }
763 if (numCfs-- > 0) {
764 familyToDataBlockEncoding.put("Family3", DataBlockEncoding.NONE);
765 }
766 return familyToDataBlockEncoding;
767 }
768
769 private void setupMockStartKeys(HTable table) throws IOException {
770 byte[][] mockKeys = new byte[][] {
771 HConstants.EMPTY_BYTE_ARRAY,
772 Bytes.toBytes("aaa"),
773 Bytes.toBytes("ggg"),
774 Bytes.toBytes("zzz")
775 };
776 Mockito.doReturn(mockKeys).when(table).getStartKeys();
777 }
778
779
780
781
782
783 @Test
784 public void testColumnFamilySettings() throws Exception {
785 Configuration conf = new Configuration(this.util.getConfiguration());
786 RecordWriter<ImmutableBytesWritable, KeyValue> writer = null;
787 TaskAttemptContext context = null;
788 Path dir = util.getDataTestDir("testColumnFamilySettings");
789
790
791 HTable table = Mockito.mock(HTable.class);
792 HTableDescriptor htd = new HTableDescriptor(TABLE_NAME);
793 Mockito.doReturn(htd).when(table).getTableDescriptor();
794 for (HColumnDescriptor hcd: this.util.generateColumnDescriptors()) {
795 htd.addFamily(hcd);
796 }
797
798
799 setupMockStartKeys(table);
800
801 try {
802
803
804
805 conf.set("io.seqfile.compression.type", "NONE");
806 conf.set("hbase.fs.tmp.dir", dir.toString());
807 Job job = new Job(conf, "testLocalMRIncrementalLoad");
808 job.setWorkingDirectory(util.getDataTestDirOnTestFS("testColumnFamilySettings"));
809 setupRandomGeneratorMapper(job);
810 HFileOutputFormat.configureIncrementalLoad(job, table);
811 FileOutputFormat.setOutputPath(job, dir);
812 context = createTestTaskAttemptContext(job);
813 HFileOutputFormat hof = new HFileOutputFormat();
814 writer = hof.getRecordWriter(context);
815
816
817 writeRandomKeyValues(writer, context, htd.getFamiliesKeys(), ROWSPERSPLIT);
818 writer.close(context);
819
820
821 FileSystem fs = dir.getFileSystem(conf);
822
823
824 hof.getOutputCommitter(context).commitTask(context);
825 hof.getOutputCommitter(context).commitJob(context);
826 FileStatus[] families = FSUtils.listStatus(fs, dir, new FSUtils.FamilyDirFilter(fs));
827 assertEquals(htd.getFamilies().size(), families.length);
828 for (FileStatus f : families) {
829 String familyStr = f.getPath().getName();
830 HColumnDescriptor hcd = htd.getFamily(Bytes.toBytes(familyStr));
831
832
833 Path dataFilePath = fs.listStatus(f.getPath())[0].getPath();
834 Reader reader = HFile.createReader(fs, dataFilePath, new CacheConfig(conf), conf);
835 Map<byte[], byte[]> fileInfo = reader.loadFileInfo();
836
837 byte[] bloomFilter = fileInfo.get(StoreFile.BLOOM_FILTER_TYPE_KEY);
838 if (bloomFilter == null) bloomFilter = Bytes.toBytes("NONE");
839 assertEquals("Incorrect bloom filter used for column family " + familyStr +
840 "(reader: " + reader + ")",
841 hcd.getBloomFilterType(), BloomType.valueOf(Bytes.toString(bloomFilter)));
842 assertEquals("Incorrect compression used for column family " + familyStr +
843 "(reader: " + reader + ")", hcd.getCompression(), reader.getFileContext().getCompression());
844 }
845 } finally {
846 dir.getFileSystem(conf).delete(dir, true);
847 }
848 }
849
850
851
852
853
854 private void writeRandomKeyValues(RecordWriter<ImmutableBytesWritable, KeyValue> writer,
855 TaskAttemptContext context, Set<byte[]> families, int numRows)
856 throws IOException, InterruptedException {
857 byte keyBytes[] = new byte[Bytes.SIZEOF_INT];
858 int valLength = 10;
859 byte valBytes[] = new byte[valLength];
860
861 int taskId = context.getTaskAttemptID().getTaskID().getId();
862 assert taskId < Byte.MAX_VALUE : "Unit tests dont support > 127 tasks!";
863
864 Random random = new Random();
865 for (int i = 0; i < numRows; i++) {
866
867 Bytes.putInt(keyBytes, 0, i);
868 random.nextBytes(valBytes);
869 ImmutableBytesWritable key = new ImmutableBytesWritable(keyBytes);
870
871 for (byte[] family : families) {
872 KeyValue kv = new KeyValue(keyBytes, family,
873 PerformanceEvaluation.QUALIFIER_NAME, valBytes);
874 writer.write(key, kv);
875 }
876 }
877 }
878
879
880
881
882
883
884
885 @Ignore ("Flakey: See HBASE-9051") @Test
886 public void testExcludeAllFromMinorCompaction() throws Exception {
887 Configuration conf = util.getConfiguration();
888 conf.setInt("hbase.hstore.compaction.min", 2);
889 generateRandomStartKeys(5);
890
891 try {
892 util.startMiniCluster();
893 final FileSystem fs = util.getDFSCluster().getFileSystem();
894 HBaseAdmin admin = new HBaseAdmin(conf);
895 HTable table = util.createTable(TABLE_NAME, FAMILIES);
896 assertEquals("Should start with empty table", 0, util.countRows(table));
897
898
899 final Path storePath = HStore.getStoreHomedir(
900 FSUtils.getTableDir(FSUtils.getRootDir(conf), TABLE_NAME),
901 admin.getTableRegions(TABLE_NAME).get(0),
902 FAMILIES[0]);
903 assertEquals(0, fs.listStatus(storePath).length);
904
905
906 conf.setBoolean("hbase.mapreduce.hfileoutputformat.compaction.exclude",
907 true);
908 util.startMiniMapReduceCluster();
909
910 for (int i = 0; i < 2; i++) {
911 Path testDir = util.getDataTestDirOnTestFS("testExcludeAllFromMinorCompaction_" + i);
912 runIncrementalPELoad(conf, table, testDir);
913
914 new LoadIncrementalHFiles(conf).doBulkLoad(testDir, table);
915 }
916
917
918 int expectedRows = 2 * NMapInputFormat.getNumMapTasks(conf) * ROWSPERSPLIT;
919 assertEquals("LoadIncrementalHFiles should put expected data in table",
920 expectedRows, util.countRows(table));
921
922
923 assertEquals(2, fs.listStatus(storePath).length);
924
925
926 admin.compact(TABLE_NAME.getName());
927 try {
928 quickPoll(new Callable<Boolean>() {
929 public Boolean call() throws Exception {
930 return fs.listStatus(storePath).length == 1;
931 }
932 }, 5000);
933 throw new IOException("SF# = " + fs.listStatus(storePath).length);
934 } catch (AssertionError ae) {
935
936 }
937
938
939 admin.majorCompact(TABLE_NAME.getName());
940 quickPoll(new Callable<Boolean>() {
941 public Boolean call() throws Exception {
942 return fs.listStatus(storePath).length == 1;
943 }
944 }, 5000);
945
946 } finally {
947 util.shutdownMiniMapReduceCluster();
948 util.shutdownMiniCluster();
949 }
950 }
951
952 @Test
953 public void testExcludeMinorCompaction() throws Exception {
954 Configuration conf = util.getConfiguration();
955 conf.setInt("hbase.hstore.compaction.min", 2);
956 generateRandomStartKeys(5);
957
958 try {
959 util.startMiniCluster();
960 Path testDir = util.getDataTestDirOnTestFS("testExcludeMinorCompaction");
961 final FileSystem fs = util.getDFSCluster().getFileSystem();
962 HBaseAdmin admin = new HBaseAdmin(conf);
963 HTable table = util.createTable(TABLE_NAME, FAMILIES);
964 assertEquals("Should start with empty table", 0, util.countRows(table));
965
966
967 final Path storePath = HStore.getStoreHomedir(
968 FSUtils.getTableDir(FSUtils.getRootDir(conf), TABLE_NAME),
969 admin.getTableRegions(TABLE_NAME).get(0),
970 FAMILIES[0]);
971 assertEquals(0, fs.listStatus(storePath).length);
972
973
974 Put p = new Put(Bytes.toBytes("test"));
975 p.add(FAMILIES[0], Bytes.toBytes("1"), Bytes.toBytes("1"));
976 table.put(p);
977 admin.flush(TABLE_NAME.getName());
978 assertEquals(1, util.countRows(table));
979 quickPoll(new Callable<Boolean>() {
980 public Boolean call() throws Exception {
981 return fs.listStatus(storePath).length == 1;
982 }
983 }, 5000);
984
985
986 conf.setBoolean("hbase.mapreduce.hfileoutputformat.compaction.exclude",
987 true);
988 util.startMiniMapReduceCluster();
989 runIncrementalPELoad(conf, table, testDir);
990
991
992 new LoadIncrementalHFiles(conf).doBulkLoad(testDir, table);
993
994
995 int expectedRows = NMapInputFormat.getNumMapTasks(conf) * ROWSPERSPLIT;
996 assertEquals("LoadIncrementalHFiles should put expected data in table",
997 expectedRows + 1, util.countRows(table));
998
999
1000 assertEquals(2, fs.listStatus(storePath).length);
1001
1002
1003 admin.compact(TABLE_NAME.getName());
1004 try {
1005 quickPoll(new Callable<Boolean>() {
1006 public Boolean call() throws Exception {
1007 return fs.listStatus(storePath).length == 1;
1008 }
1009 }, 5000);
1010 throw new IOException("SF# = " + fs.listStatus(storePath).length);
1011 } catch (AssertionError ae) {
1012
1013 }
1014
1015
1016 admin.majorCompact(TABLE_NAME.getName());
1017 quickPoll(new Callable<Boolean>() {
1018 public Boolean call() throws Exception {
1019 return fs.listStatus(storePath).length == 1;
1020 }
1021 }, 5000);
1022
1023 } finally {
1024 util.shutdownMiniMapReduceCluster();
1025 util.shutdownMiniCluster();
1026 }
1027 }
1028
1029 private void quickPoll(Callable<Boolean> c, int waitMs) throws Exception {
1030 int sleepMs = 10;
1031 int retries = (int) Math.ceil(((double) waitMs) / sleepMs);
1032 while (retries-- > 0) {
1033 if (c.call().booleanValue()) {
1034 return;
1035 }
1036 Thread.sleep(sleepMs);
1037 }
1038 fail();
1039 }
1040
1041 public static void main(String args[]) throws Exception {
1042 new TestHFileOutputFormat().manualTest(args);
1043 }
1044
1045 public void manualTest(String args[]) throws Exception {
1046 Configuration conf = HBaseConfiguration.create();
1047 util = new HBaseTestingUtility(conf);
1048 if ("newtable".equals(args[0])) {
1049 byte[] tname = args[1].getBytes();
1050 HTable table = util.createTable(tname, FAMILIES);
1051 HBaseAdmin admin = new HBaseAdmin(conf);
1052 admin.disableTable(tname);
1053 byte[][] startKeys = generateRandomStartKeys(5);
1054 util.createMultiRegions(conf, table, FAMILIES[0], startKeys);
1055 admin.enableTable(tname);
1056 } else if ("incremental".equals(args[0])) {
1057 byte[] tname = args[1].getBytes();
1058 HTable table = new HTable(conf, tname);
1059 Path outDir = new Path("incremental-out");
1060 runIncrementalPELoad(conf, table, outDir);
1061 } else {
1062 throw new RuntimeException(
1063 "usage: TestHFileOutputFormat newtable | incremental");
1064 }
1065 }
1066
1067 }
1068