1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18 package org.apache.hadoop.hbase.regionserver.compactions;
19
20 import static org.apache.hadoop.hbase.regionserver.StripeStoreFileManager.OPEN_KEY;
21 import static org.junit.Assert.assertEquals;
22 import static org.junit.Assert.assertFalse;
23 import static org.junit.Assert.assertNull;
24 import static org.junit.Assert.assertTrue;
25 import static org.mockito.AdditionalMatchers.aryEq;
26 import static org.mockito.Matchers.any;
27 import static org.mockito.Matchers.anyBoolean;
28 import static org.mockito.Matchers.anyInt;
29 import static org.mockito.Matchers.anyLong;
30 import static org.mockito.Matchers.argThat;
31 import static org.mockito.Matchers.eq;
32 import static org.mockito.Matchers.isNull;
33 import static org.mockito.Mockito.mock;
34 import static org.mockito.Mockito.only;
35 import static org.mockito.Mockito.times;
36 import static org.mockito.Mockito.verify;
37 import static org.mockito.Mockito.when;
38
39 import java.io.IOException;
40 import java.util.ArrayList;
41 import java.util.Arrays;
42 import java.util.Collection;
43 import java.util.List;
44
45 import org.apache.hadoop.conf.Configuration;
46 import org.apache.hadoop.fs.Path;
47 import org.apache.hadoop.hbase.Cell;
48 import org.apache.hadoop.hbase.HBaseConfiguration;
49 import org.apache.hadoop.hbase.HColumnDescriptor;
50 import org.apache.hadoop.hbase.HRegionInfo;
51 import org.apache.hadoop.hbase.KeyValue;
52 import org.apache.hadoop.hbase.io.compress.Compression;
53 import org.apache.hadoop.hbase.io.hfile.HFile;
54 import org.apache.hadoop.hbase.regionserver.BloomType;
55 import org.apache.hadoop.hbase.regionserver.InternalScanner;
56 import org.apache.hadoop.hbase.regionserver.ScanType;
57 import org.apache.hadoop.hbase.regionserver.Store;
58 import org.apache.hadoop.hbase.regionserver.StoreConfigInformation;
59 import org.apache.hadoop.hbase.regionserver.StoreFile;
60 import org.apache.hadoop.hbase.regionserver.StoreFileScanner;
61 import org.apache.hadoop.hbase.regionserver.StripeMultiFileWriter;
62 import org.apache.hadoop.hbase.regionserver.StripeStoreConfig;
63 import org.apache.hadoop.hbase.regionserver.StripeStoreFileManager;
64 import org.apache.hadoop.hbase.regionserver.StripeStoreFlusher;
65 import org.apache.hadoop.hbase.regionserver.TestStripeCompactor.StoreFileWritersCapture;
66 import org.apache.hadoop.hbase.regionserver.compactions.StripeCompactionPolicy.StripeInformationProvider;
67 import org.apache.hadoop.hbase.testclassification.SmallTests;
68 import org.apache.hadoop.hbase.util.Bytes;
69 import org.apache.hadoop.hbase.util.ConcatenatedLists;
70 import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
71 import org.apache.hadoop.hbase.util.ManualEnvironmentEdge;
72 import org.junit.Test;
73 import org.junit.experimental.categories.Category;
74 import org.mockito.ArgumentMatcher;
75
76 import com.google.common.collect.ImmutableList;
77 import com.google.common.collect.Lists;
78
79 @Category(SmallTests.class)
80 public class TestStripeCompactionPolicy {
81 private static final byte[] KEY_A = Bytes.toBytes("aaa");
82 private static final byte[] KEY_B = Bytes.toBytes("bbb");
83 private static final byte[] KEY_C = Bytes.toBytes("ccc");
84 private static final byte[] KEY_D = Bytes.toBytes("ddd");
85 private static final byte[] KEY_E = Bytes.toBytes("eee");
86 private static final KeyValue KV_A = new KeyValue(KEY_A, 0L);
87 private static final KeyValue KV_B = new KeyValue(KEY_B, 0L);
88 private static final KeyValue KV_C = new KeyValue(KEY_C, 0L);
89 private static final KeyValue KV_D = new KeyValue(KEY_D, 0L);
90 private static final KeyValue KV_E = new KeyValue(KEY_E, 0L);
91
92
93 private static long defaultSplitSize = 18;
94 private static float defaultSplitCount = 1.8F;
95 private final static int defaultInitialCount = 1;
96 private static long defaultTtl = 1000 * 1000;
97
98 @Test
99 public void testNoStripesFromFlush() throws Exception {
100 Configuration conf = HBaseConfiguration.create();
101 conf.setBoolean(StripeStoreConfig.FLUSH_TO_L0_KEY, true);
102 StripeCompactionPolicy policy = createPolicy(conf);
103 StripeInformationProvider si = createStripesL0Only(0, 0);
104
105 KeyValue[] input = new KeyValue[] { KV_A, KV_B, KV_C, KV_D, KV_E };
106 KeyValue[][] expected = new KeyValue[][] { input };
107 verifyFlush(policy, si, input, expected, null);
108 }
109
110 @Test
111 public void testOldStripesFromFlush() throws Exception {
112 StripeCompactionPolicy policy = createPolicy(HBaseConfiguration.create());
113 StripeInformationProvider si = createStripes(0, KEY_C, KEY_D);
114
115 KeyValue[] input = new KeyValue[] { KV_B, KV_C, KV_C, KV_D, KV_E };
116 KeyValue[][] expected = new KeyValue[][] { new KeyValue[] { KV_B },
117 new KeyValue[] { KV_C, KV_C }, new KeyValue[] { KV_D, KV_E } };
118 verifyFlush(policy, si, input, expected, new byte[][] { OPEN_KEY, KEY_C, KEY_D, OPEN_KEY });
119 }
120
121 @Test
122 public void testNewStripesFromFlush() throws Exception {
123 StripeCompactionPolicy policy = createPolicy(HBaseConfiguration.create());
124 StripeInformationProvider si = createStripesL0Only(0, 0);
125 KeyValue[] input = new KeyValue[] { KV_B, KV_C, KV_C, KV_D, KV_E };
126
127 KeyValue[][] expected = new KeyValue[][] { input };
128 verifyFlush(policy, si, input, expected, new byte[][] { OPEN_KEY, OPEN_KEY });
129 }
130
131 @Test
132 public void testSingleStripeCompaction() throws Exception {
133
134 Configuration conf = HBaseConfiguration.create();
135 conf.setFloat(CompactionConfiguration.RATIO_KEY, 1.0F);
136 conf.setInt(StripeStoreConfig.MIN_FILES_KEY, 3);
137 conf.setInt(StripeStoreConfig.MAX_FILES_KEY, 4);
138 conf.setLong(StripeStoreConfig.SIZE_TO_SPLIT_KEY, 1000);
139 StoreConfigInformation sci = mock(StoreConfigInformation.class);
140 StripeStoreConfig ssc = new StripeStoreConfig(conf, sci);
141 StripeCompactionPolicy policy = new StripeCompactionPolicy(conf, sci, ssc) {
142 @Override
143 public StripeCompactionRequest selectCompaction(StripeInformationProvider si,
144 List<StoreFile> filesCompacting, boolean isOffpeak) throws IOException {
145 if (!filesCompacting.isEmpty()) return null;
146 return selectSingleStripeCompaction(si, false, false, isOffpeak);
147 }
148
149 @Override
150 public boolean needsCompactions(
151 StripeInformationProvider si, List<StoreFile> filesCompacting) {
152 if (!filesCompacting.isEmpty()) return false;
153 return needsSingleStripeCompaction(si);
154 }
155 };
156
157
158 StripeInformationProvider si = createStripesWithSizes(0, 0,
159 new Long[] { 2L }, new Long[] { 3L, 3L }, new Long[] { 5L, 1L });
160 verifyNoCompaction(policy, si);
161
162 si = createStripesWithSizes(0, 0,
163 new Long[] { 2L }, new Long[] { 3L, 3L }, new Long[] { 5L, 1L, 1L });
164 assertNull(policy.selectCompaction(si, al(), false));
165 assertTrue(policy.needsCompactions(si, al()));
166
167 si = createStripesWithSizes(0, 0,
168 new Long[] { 2L }, new Long[] { 3L, 3L }, new Long[] { 5L, 4L, 3L });
169 verifySingleStripeCompaction(policy, si, 2, null);
170
171 si = createStripesWithSizes(0, 0,
172 new Long[] { 3L, 2L, 2L }, new Long[] { 2L, 2L, 1L }, new Long[] { 3L, 2L, 2L, 1L });
173 verifySingleStripeCompaction(policy, si, 2, null);
174 si = createStripesWithSizes(0, 0,
175 new Long[] { 5L }, new Long[] { 3L, 2L, 2L, 1L }, new Long[] { 3L, 2L, 2L });
176 verifySingleStripeCompaction(policy, si, 1, null);
177
178 si = createStripesWithSizes(0, 0,
179 new Long[] { 3L, 3L, 3L }, new Long[] { 3L, 1L, 2L }, new Long[] { 3L, 2L, 2L });
180 verifySingleStripeCompaction(policy, si, 1, null);
181
182 si = createStripesWithSizes(0, 0, new Long[] { 5L }, new Long[] { 5L, 4L, 4L, 4L, 4L });
183 List<StoreFile> sfs = si.getStripes().get(1).subList(1, 5);
184 verifyCompaction(policy, si, sfs, null, 1, null, si.getStartRow(1), si.getEndRow(1), true);
185
186 si = createStripesWithSizes(0, 0, new Long[] { 5L }, new Long[] { 50L, 4L, 4L, 4L, 4L });
187 sfs = si.getStripes().get(1).subList(1, 5);
188 verifyCompaction(policy, si, sfs, null, 1, null, si.getStartRow(1), si.getEndRow(1), true);
189 }
190
191 @Test
192 public void testWithParallelCompaction() throws Exception {
193
194
195 assertNull(createPolicy(HBaseConfiguration.create()).selectCompaction(
196 mock(StripeInformationProvider.class), al(createFile()), false));
197 }
198
199 @Test
200 public void testWithReferences() throws Exception {
201 StripeCompactionPolicy policy = createPolicy(HBaseConfiguration.create());
202 StripeCompactor sc = mock(StripeCompactor.class);
203 StoreFile ref = createFile();
204 when(ref.isReference()).thenReturn(true);
205 StripeInformationProvider si = mock(StripeInformationProvider.class);
206 Collection<StoreFile> sfs = al(ref, createFile());
207 when(si.getStorefiles()).thenReturn(sfs);
208
209 assertTrue(policy.needsCompactions(si, al()));
210 StripeCompactionPolicy.StripeCompactionRequest scr = policy.selectCompaction(si, al(), false);
211 assertEquals(si.getStorefiles(), scr.getRequest().getFiles());
212 scr.execute(sc, NoLimitCompactionThroughputController.INSTANCE);
213 verify(sc, only()).compact(eq(scr.getRequest()), anyInt(), anyLong(), aryEq(OPEN_KEY),
214 aryEq(OPEN_KEY), aryEq(OPEN_KEY), aryEq(OPEN_KEY),
215 any(NoLimitCompactionThroughputController.class));
216 }
217
218 @Test
219 public void testInitialCountFromL0() throws Exception {
220 Configuration conf = HBaseConfiguration.create();
221 conf.setInt(StripeStoreConfig.MIN_FILES_L0_KEY, 2);
222 StripeCompactionPolicy policy = createPolicy(
223 conf, defaultSplitSize, defaultSplitCount, 2, false);
224 StripeCompactionPolicy.StripeInformationProvider si = createStripesL0Only(3, 8);
225 verifyCompaction(policy, si, si.getStorefiles(), true, 2, 12L, OPEN_KEY, OPEN_KEY, true);
226 si = createStripesL0Only(3, 10);
227 verifyCompaction(policy, si, si.getStorefiles(), true, 3, 10L, OPEN_KEY, OPEN_KEY, true);
228 policy = createPolicy(conf, defaultSplitSize, defaultSplitCount, 6, false);
229 verifyCompaction(policy, si, si.getStorefiles(), true, 6, 5L, OPEN_KEY, OPEN_KEY, true);
230 }
231
232 @Test
233 public void testExistingStripesFromL0() throws Exception {
234 Configuration conf = HBaseConfiguration.create();
235 conf.setInt(StripeStoreConfig.MIN_FILES_L0_KEY, 3);
236 StripeCompactionPolicy.StripeInformationProvider si = createStripes(3, KEY_A);
237 verifyCompaction(
238 createPolicy(conf), si, si.getLevel0Files(), null, null, si.getStripeBoundaries());
239 }
240
241 @Test
242 public void testNothingToCompactFromL0() throws Exception {
243 Configuration conf = HBaseConfiguration.create();
244 conf.setInt(StripeStoreConfig.MIN_FILES_L0_KEY, 4);
245 StripeCompactionPolicy.StripeInformationProvider si = createStripesL0Only(3, 10);
246 StripeCompactionPolicy policy = createPolicy(conf);
247 verifyNoCompaction(policy, si);
248
249 si = createStripes(3, KEY_A);
250 verifyNoCompaction(policy, si);
251 }
252
253 @Test
254 public void testSplitOffStripe() throws Exception {
255 Configuration conf = HBaseConfiguration.create();
256
257 conf.setInt(StripeStoreConfig.MIN_FILES_KEY, 2);
258 Long[] toSplit = new Long[] { defaultSplitSize - 2, 1L, 1L };
259 Long[] noSplit = new Long[] { defaultSplitSize - 2, 1L };
260 long splitTargetSize = (long)(defaultSplitSize / defaultSplitCount);
261
262 StripeCompactionPolicy.StripeInformationProvider si =
263 createStripesWithSizes(0, 0, new Long[] { defaultSplitSize - 2, 2L });
264 assertNull(createPolicy(conf).selectCompaction(si, al(), false));
265
266 conf.setFloat(CompactionConfiguration.RATIO_KEY, 500f);
267 StripeCompactionPolicy policy = createPolicy(conf);
268 verifyWholeStripesCompaction(policy, si, 0, 0, null, 2, splitTargetSize);
269
270 si = createStripesWithSizes(0, 0, noSplit, noSplit, toSplit);
271 verifyWholeStripesCompaction(policy, si, 2, 2, null, 2, splitTargetSize);
272
273 si = createStripesWithSizes(0, 0, noSplit, toSplit, noSplit);
274 verifyWholeStripesCompaction(policy, si, 1, 1, null, 2, splitTargetSize);
275
276
277 StripeCompactionPolicy specPolicy = createPolicy(
278 conf, defaultSplitSize + 1, defaultSplitCount, defaultInitialCount, false);
279 verifySingleStripeCompaction(specPolicy, si, 1, null);
280 }
281
282 @Test
283 public void testSplitOffStripeOffPeak() throws Exception {
284
285 Configuration conf = HBaseConfiguration.create();
286 conf.setInt(StripeStoreConfig.MIN_FILES_KEY, 2);
287
288 StripeCompactionPolicy.StripeInformationProvider si =
289 createStripesWithSizes(0, 0, new Long[] { defaultSplitSize - 2, 1L, 1L });
290 assertEquals(2, createPolicy(conf).selectCompaction(si, al(), false).getRequest().getFiles()
291 .size());
292
293 conf.setFloat("hbase.hstore.compaction.ratio.offpeak", 500f);
294 assertEquals(3, createPolicy(conf).selectCompaction(si, al(), true).getRequest().getFiles()
295 .size());
296 }
297
298 @Test
299 public void testSplitOffStripeDropDeletes() throws Exception {
300 Configuration conf = HBaseConfiguration.create();
301 conf.setInt(StripeStoreConfig.MIN_FILES_KEY, 2);
302 StripeCompactionPolicy policy = createPolicy(conf);
303 Long[] toSplit = new Long[] { defaultSplitSize / 2, defaultSplitSize / 2 };
304 Long[] noSplit = new Long[] { 1L };
305 long splitTargetSize = (long)(defaultSplitSize / defaultSplitCount);
306
307
308 StripeCompactionPolicy.StripeInformationProvider si =
309 createStripesWithSizes(0, 0, noSplit, toSplit);
310 verifyWholeStripesCompaction(policy, si, 1, 1, true, null, splitTargetSize);
311
312 si = createStripesWithSizes(2, 2, noSplit, toSplit);
313 verifyWholeStripesCompaction(policy, si, 1, 1, false, null, splitTargetSize);
314 }
315
316 @SuppressWarnings("unchecked")
317 @Test
318 public void testMergeExpiredFiles() throws Exception {
319 ManualEnvironmentEdge edge = new ManualEnvironmentEdge();
320 long now = defaultTtl + 2;
321 edge.setValue(now);
322 EnvironmentEdgeManager.injectEdge(edge);
323 try {
324 StoreFile expiredFile = createFile(), notExpiredFile = createFile();
325 when(expiredFile.getReader().getMaxTimestamp()).thenReturn(now - defaultTtl - 1);
326 when(notExpiredFile.getReader().getMaxTimestamp()).thenReturn(now - defaultTtl + 1);
327 List<StoreFile> expired = Lists.newArrayList(expiredFile, expiredFile);
328 List<StoreFile> notExpired = Lists.newArrayList(notExpiredFile, notExpiredFile);
329 List<StoreFile> mixed = Lists.newArrayList(expiredFile, notExpiredFile);
330
331 StripeCompactionPolicy policy = createPolicy(HBaseConfiguration.create(),
332 defaultSplitSize, defaultSplitCount, defaultInitialCount, true);
333
334 StripeCompactionPolicy.StripeInformationProvider si =
335 createStripesWithFiles(expired, expired, expired);
336 verifyWholeStripesCompaction(policy, si, 0, 2, null, 1, Long.MAX_VALUE, false);
337
338 si = createStripesWithFiles(notExpired, notExpired, notExpired);
339 assertNull(policy.selectCompaction(si, al(), false));
340
341 si = createStripesWithFiles(notExpired, expired, notExpired);
342 verifyWholeStripesCompaction(policy, si, 1, 2, null, 1, Long.MAX_VALUE, false);
343
344
345 si = createStripesWithFiles(notExpired, expired, notExpired, expired, expired, notExpired);
346 verifyWholeStripesCompaction(policy, si, 3, 4, null, 1, Long.MAX_VALUE, false);
347
348 si = createStripesWithFiles(expired, expired, notExpired, expired, mixed);
349 verifyWholeStripesCompaction(policy, si, 0, 1, null, 1, Long.MAX_VALUE, false);
350 } finally {
351 EnvironmentEdgeManager.reset();
352 }
353 }
354
355 @SuppressWarnings("unchecked")
356 @Test
357 public void testMergeExpiredStripes() throws Exception {
358
359 ManualEnvironmentEdge edge = new ManualEnvironmentEdge();
360 long now = defaultTtl + 2;
361 edge.setValue(now);
362 EnvironmentEdgeManager.injectEdge(edge);
363 try {
364 StoreFile expiredFile = createFile(), notExpiredFile = createFile();
365 when(expiredFile.getReader().getMaxTimestamp()).thenReturn(now - defaultTtl - 1);
366 when(notExpiredFile.getReader().getMaxTimestamp()).thenReturn(now - defaultTtl + 1);
367 List<StoreFile> expired = Lists.newArrayList(expiredFile, expiredFile);
368 List<StoreFile> notExpired = Lists.newArrayList(notExpiredFile, notExpiredFile);
369
370 StripeCompactionPolicy policy =
371 createPolicy(HBaseConfiguration.create(), defaultSplitSize, defaultSplitCount,
372 defaultInitialCount, true);
373
374
375 StripeCompactionPolicy.StripeInformationProvider si =
376 createStripesWithFiles(expired, expired, expired);
377 verifyMergeCompatcion(policy, si, 0, 2);
378
379
380 si = createStripesWithFiles(notExpired, expired, notExpired, expired, expired, notExpired);
381 verifyMergeCompatcion(policy, si, 3, 4);
382 } finally {
383 EnvironmentEdgeManager.reset();
384 }
385 }
386
387 private static StripeCompactionPolicy.StripeInformationProvider createStripesWithFiles(
388 List<StoreFile>... stripeFiles) throws Exception {
389 return createStripesWithFiles(createBoundaries(stripeFiles.length),
390 Lists.newArrayList(stripeFiles), new ArrayList<StoreFile>());
391 }
392
393 @Test
394 public void testSingleStripeDropDeletes() throws Exception {
395 Configuration conf = HBaseConfiguration.create();
396 StripeCompactionPolicy policy = createPolicy(conf);
397
398 Long[][] stripes = new Long[][] { new Long[] { 3L, 2L, 2L, 2L }, new Long[] { 6L } };
399 StripeInformationProvider si = createStripesWithSizes(0, 0, stripes);
400 verifySingleStripeCompaction(policy, si, 0, true);
401
402 si = createStripesWithSizes(2, 2, stripes);
403 verifySingleStripeCompaction(policy, si, 0, false);
404
405 si = createStripesWithSizes(6, 2, stripes);
406 ConcatenatedLists<StoreFile> sfs = new ConcatenatedLists<StoreFile>();
407 sfs.addSublist(si.getLevel0Files());
408 sfs.addSublist(si.getStripes().get(0));
409 verifyCompaction(
410 policy, si, sfs, si.getStartRow(0), si.getEndRow(0), si.getStripeBoundaries());
411
412 si = createStripesWithSizes(6, 2,
413 new Long[][] { new Long[] { 10L, 1L, 1L, 1L, 1L }, new Long[] { 12L } });
414 verifyCompaction(policy, si, si.getLevel0Files(), null, null, si.getStripeBoundaries());
415 }
416
417
418 private static StripeCompactionPolicy createPolicy(
419 Configuration conf) throws Exception {
420 return createPolicy(conf, defaultSplitSize, defaultSplitCount, defaultInitialCount, false);
421 }
422
423 private static StripeCompactionPolicy createPolicy(Configuration conf,
424 long splitSize, float splitCount, int initialCount, boolean hasTtl) throws Exception {
425 conf.setLong(StripeStoreConfig.SIZE_TO_SPLIT_KEY, splitSize);
426 conf.setFloat(StripeStoreConfig.SPLIT_PARTS_KEY, splitCount);
427 conf.setInt(StripeStoreConfig.INITIAL_STRIPE_COUNT_KEY, initialCount);
428 StoreConfigInformation sci = mock(StoreConfigInformation.class);
429 when(sci.getStoreFileTtl()).thenReturn(hasTtl ? defaultTtl : Long.MAX_VALUE);
430 StripeStoreConfig ssc = new StripeStoreConfig(conf, sci);
431 return new StripeCompactionPolicy(conf, sci, ssc);
432 }
433
434 private static ArrayList<StoreFile> al(StoreFile... sfs) {
435 return new ArrayList<StoreFile>(Arrays.asList(sfs));
436 }
437
438 private void verifyMergeCompatcion(StripeCompactionPolicy policy, StripeInformationProvider si,
439 int from, int to) throws Exception {
440 StripeCompactionPolicy.StripeCompactionRequest scr = policy.selectCompaction(si, al(), false);
441 Collection<StoreFile> sfs = getAllFiles(si, from, to);
442 verifyCollectionsEqual(sfs, scr.getRequest().getFiles());
443
444
445
446 StripeCompactor sc = createCompactor();
447 List<Path> paths = scr.execute(sc, NoLimitCompactionThroughputController.INSTANCE);
448 assertEquals(1, paths.size());
449 }
450
451
452
453
454
455
456
457
458
459
460
461 private void verifyWholeStripesCompaction(StripeCompactionPolicy policy,
462 StripeInformationProvider si, int from, int to, Boolean dropDeletes,
463 Integer count, Long size, boolean needsCompaction) throws IOException {
464 verifyCompaction(policy, si, getAllFiles(si, from, to), dropDeletes,
465 count, size, si.getStartRow(from), si.getEndRow(to), needsCompaction);
466 }
467
468 private void verifyWholeStripesCompaction(StripeCompactionPolicy policy,
469 StripeInformationProvider si, int from, int to, Boolean dropDeletes,
470 Integer count, Long size) throws IOException {
471 verifyWholeStripesCompaction(policy, si, from, to, dropDeletes, count, size, true);
472 }
473
474 private void verifySingleStripeCompaction(StripeCompactionPolicy policy,
475 StripeInformationProvider si, int index, Boolean dropDeletes) throws IOException {
476 verifyWholeStripesCompaction(policy, si, index, index, dropDeletes, 1, null, true);
477 }
478
479
480
481
482
483
484 private void verifyNoCompaction(
485 StripeCompactionPolicy policy, StripeInformationProvider si) throws IOException {
486 assertNull(policy.selectCompaction(si, al(), false));
487 assertFalse(policy.needsCompactions(si, al()));
488 }
489
490
491
492
493
494
495
496
497
498
499 private void verifyCompaction(StripeCompactionPolicy policy, StripeInformationProvider si,
500 Collection<StoreFile> sfs, byte[] dropDeletesFrom, byte[] dropDeletesTo,
501 final List<byte[]> boundaries) throws Exception {
502 StripeCompactor sc = mock(StripeCompactor.class);
503 assertTrue(policy.needsCompactions(si, al()));
504 StripeCompactionPolicy.StripeCompactionRequest scr = policy.selectCompaction(si, al(), false);
505 verifyCollectionsEqual(sfs, scr.getRequest().getFiles());
506 scr.execute(sc, NoLimitCompactionThroughputController.INSTANCE);
507 verify(sc, times(1)).compact(eq(scr.getRequest()), argThat(new ArgumentMatcher<List<byte[]>>() {
508 @Override
509 public boolean matches(Object argument) {
510 @SuppressWarnings("unchecked")
511 List<byte[]> other = (List<byte[]>) argument;
512 if (other.size() != boundaries.size()) return false;
513 for (int i = 0; i < other.size(); ++i) {
514 if (!Bytes.equals(other.get(i), boundaries.get(i))) return false;
515 }
516 return true;
517 }
518 }), dropDeletesFrom == null ? isNull(byte[].class) : aryEq(dropDeletesFrom),
519 dropDeletesTo == null ? isNull(byte[].class) : aryEq(dropDeletesTo),
520 any(NoLimitCompactionThroughputController.class));
521 }
522
523
524
525
526
527
528
529
530
531
532
533
534 private void verifyCompaction(StripeCompactionPolicy policy, StripeInformationProvider si,
535 Collection<StoreFile> sfs, Boolean dropDeletes, Integer count, Long size,
536 byte[] start, byte[] end, boolean needsCompaction) throws IOException {
537 StripeCompactor sc = mock(StripeCompactor.class);
538 assertTrue(!needsCompaction || policy.needsCompactions(si, al()));
539 StripeCompactionPolicy.StripeCompactionRequest scr = policy.selectCompaction(si, al(), false);
540 verifyCollectionsEqual(sfs, scr.getRequest().getFiles());
541 scr.execute(sc, NoLimitCompactionThroughputController.INSTANCE);
542 verify(sc, times(1)).compact(eq(scr.getRequest()),
543 count == null ? anyInt() : eq(count.intValue()),
544 size == null ? anyLong() : eq(size.longValue()), aryEq(start), aryEq(end),
545 dropDeletesMatcher(dropDeletes, start), dropDeletesMatcher(dropDeletes, end),
546 any(NoLimitCompactionThroughputController.class));
547 }
548
549
550 protected void verifyFlush(StripeCompactionPolicy policy, StripeInformationProvider si,
551 KeyValue[] input, KeyValue[][] expected, byte[][] boundaries) throws IOException {
552 StoreFileWritersCapture writers = new StoreFileWritersCapture();
553 StripeStoreFlusher.StripeFlushRequest req = policy.selectFlush(si, input.length);
554 StripeMultiFileWriter mw = req.createWriter();
555 mw.init(null, writers, new KeyValue.KVComparator());
556 for (KeyValue kv : input) {
557 mw.append(kv);
558 }
559 boolean hasMetadata = boundaries != null;
560 mw.commitWriters(0, false);
561 writers.verifyKvs(expected, true, hasMetadata);
562 if (hasMetadata) {
563 writers.verifyBoundaries(boundaries);
564 }
565 }
566
567
568 private byte[] dropDeletesMatcher(Boolean dropDeletes, byte[] value) {
569 return dropDeletes == null ? any(byte[].class)
570 : (dropDeletes.booleanValue() ? aryEq(value) : isNull(byte[].class));
571 }
572
573 private void verifyCollectionsEqual(Collection<StoreFile> sfs, Collection<StoreFile> scr) {
574
575 assertEquals(sfs.size(), scr.size());
576 assertTrue(scr.containsAll(sfs));
577 }
578
579 private static List<StoreFile> getAllFiles(
580 StripeInformationProvider si, int fromStripe, int toStripe) {
581 ArrayList<StoreFile> expected = new ArrayList<StoreFile>();
582 for (int i = fromStripe; i <= toStripe; ++i) {
583 expected.addAll(si.getStripes().get(i));
584 }
585 return expected;
586 }
587
588
589
590
591
592
593 private static StripeInformationProvider createStripes(
594 int l0Count, byte[]... boundaries) throws Exception {
595 List<Long> l0Sizes = new ArrayList<Long>();
596 for (int i = 0; i < l0Count; ++i) {
597 l0Sizes.add(5L);
598 }
599 List<List<Long>> sizes = new ArrayList<List<Long>>();
600 for (int i = 0; i <= boundaries.length; ++i) {
601 sizes.add(Arrays.asList(Long.valueOf(5)));
602 }
603 return createStripes(Arrays.asList(boundaries), sizes, l0Sizes);
604 }
605
606
607
608
609
610
611 private static StripeInformationProvider createStripesL0Only(
612 int l0Count, long l0Size) throws Exception {
613 List<Long> l0Sizes = new ArrayList<Long>();
614 for (int i = 0; i < l0Count; ++i) {
615 l0Sizes.add(l0Size);
616 }
617 return createStripes(null, new ArrayList<List<Long>>(), l0Sizes);
618 }
619
620
621
622
623
624
625
626 private static StripeInformationProvider createStripesWithSizes(
627 int l0Count, long l0Size, Long[]... sizes) throws Exception {
628 ArrayList<List<Long>> sizeList = new ArrayList<List<Long>>();
629 for (Long[] size : sizes) {
630 sizeList.add(Arrays.asList(size));
631 }
632 return createStripesWithSizes(l0Count, l0Size, sizeList);
633 }
634
635 private static StripeInformationProvider createStripesWithSizes(
636 int l0Count, long l0Size, List<List<Long>> sizes) throws Exception {
637 List<byte[]> boundaries = createBoundaries(sizes.size());
638 List<Long> l0Sizes = new ArrayList<Long>();
639 for (int i = 0; i < l0Count; ++i) {
640 l0Sizes.add(l0Size);
641 }
642 return createStripes(boundaries, sizes, l0Sizes);
643 }
644
645 private static List<byte[]> createBoundaries(int stripeCount) {
646 byte[][] keys = new byte[][] { KEY_A, KEY_B, KEY_C, KEY_D, KEY_E };
647 assert stripeCount <= keys.length + 1;
648 List<byte[]> boundaries = new ArrayList<byte[]>();
649 boundaries.addAll(Arrays.asList(keys).subList(0, stripeCount - 1));
650 return boundaries;
651 }
652
653 private static StripeInformationProvider createStripes(List<byte[]> boundaries,
654 List<List<Long>> stripeSizes, List<Long> l0Sizes) throws Exception {
655 List<List<StoreFile>> stripeFiles = new ArrayList<List<StoreFile>>(stripeSizes.size());
656 for (List<Long> sizes : stripeSizes) {
657 List<StoreFile> sfs = new ArrayList<StoreFile>();
658 for (Long size : sizes) {
659 sfs.add(createFile(size));
660 }
661 stripeFiles.add(sfs);
662 }
663 List<StoreFile> l0Files = new ArrayList<StoreFile>();
664 for (Long size : l0Sizes) {
665 l0Files.add(createFile(size));
666 }
667 return createStripesWithFiles(boundaries, stripeFiles, l0Files);
668 }
669
670
671
672
673 private static StripeInformationProvider createStripesWithFiles(List<byte[]> boundaries,
674 List<List<StoreFile>> stripeFiles, List<StoreFile> l0Files) throws Exception {
675 ArrayList<ImmutableList<StoreFile>> stripes = new ArrayList<ImmutableList<StoreFile>>();
676 ArrayList<byte[]> boundariesList = new ArrayList<byte[]>();
677 StripeInformationProvider si = mock(StripeInformationProvider.class);
678 if (!stripeFiles.isEmpty()) {
679 assert stripeFiles.size() == (boundaries.size() + 1);
680 boundariesList.add(OPEN_KEY);
681 for (int i = 0; i <= boundaries.size(); ++i) {
682 byte[] startKey = ((i == 0) ? OPEN_KEY : boundaries.get(i - 1));
683 byte[] endKey = ((i == boundaries.size()) ? OPEN_KEY : boundaries.get(i));
684 boundariesList.add(endKey);
685 for (StoreFile sf : stripeFiles.get(i)) {
686 setFileStripe(sf, startKey, endKey);
687 }
688 stripes.add(ImmutableList.copyOf(stripeFiles.get(i)));
689 when(si.getStartRow(eq(i))).thenReturn(startKey);
690 when(si.getEndRow(eq(i))).thenReturn(endKey);
691 }
692 }
693 ConcatenatedLists<StoreFile> sfs = new ConcatenatedLists<StoreFile>();
694 sfs.addAllSublists(stripes);
695 sfs.addSublist(l0Files);
696 when(si.getStorefiles()).thenReturn(sfs);
697 when(si.getStripes()).thenReturn(stripes);
698 when(si.getStripeBoundaries()).thenReturn(boundariesList);
699 when(si.getStripeCount()).thenReturn(stripes.size());
700 when(si.getLevel0Files()).thenReturn(l0Files);
701 return si;
702 }
703
704 private static StoreFile createFile(long size) throws Exception {
705 StoreFile sf = mock(StoreFile.class);
706 when(sf.getPath()).thenReturn(new Path("moo"));
707 StoreFile.Reader r = mock(StoreFile.Reader.class);
708 when(r.getEntries()).thenReturn(size);
709 when(r.length()).thenReturn(size);
710 when(r.getBloomFilterType()).thenReturn(BloomType.NONE);
711 when(r.getHFileReader()).thenReturn(mock(HFile.Reader.class));
712 when(r.getStoreFileScanner(anyBoolean(), anyBoolean(), anyBoolean(), anyLong())).thenReturn(
713 mock(StoreFileScanner.class));
714 when(sf.getReader()).thenReturn(r);
715 when(sf.createReader()).thenReturn(r);
716 return sf;
717 }
718
719 private static StoreFile createFile() throws Exception {
720 return createFile(0);
721 }
722
723 private static void setFileStripe(StoreFile sf, byte[] startKey, byte[] endKey) {
724 when(sf.getMetadataValue(StripeStoreFileManager.STRIPE_START_KEY)).thenReturn(startKey);
725 when(sf.getMetadataValue(StripeStoreFileManager.STRIPE_END_KEY)).thenReturn(endKey);
726 }
727
728 private static StripeCompactor createCompactor() throws Exception {
729 HColumnDescriptor col = new HColumnDescriptor(Bytes.toBytes("foo"));
730 StoreFileWritersCapture writers = new StoreFileWritersCapture();
731 Store store = mock(Store.class);
732 HRegionInfo info = mock(HRegionInfo.class);
733 when(info.getRegionNameAsString()).thenReturn("testRegion");
734 when(store.getFamily()).thenReturn(col);
735 when(store.getRegionInfo()).thenReturn(info);
736 when(
737 store.createWriterInTmp(anyLong(), any(Compression.Algorithm.class), anyBoolean(),
738 anyBoolean(), anyBoolean())).thenAnswer(writers);
739
740 Configuration conf = HBaseConfiguration.create();
741 final Scanner scanner = new Scanner();
742 return new StripeCompactor(conf, store) {
743 @Override
744 protected InternalScanner createScanner(Store store, List<StoreFileScanner> scanners,
745 long smallestReadPoint, long earliestPutTs, byte[] dropDeletesFromRow,
746 byte[] dropDeletesToRow) throws IOException {
747 return scanner;
748 }
749
750 @Override
751 protected InternalScanner createScanner(Store store, List<StoreFileScanner> scanners,
752 ScanType scanType, long smallestReadPoint, long earliestPutTs) throws IOException {
753 return scanner;
754 }
755 };
756 }
757
758 private static class Scanner implements InternalScanner {
759 private final ArrayList<KeyValue> kvs;
760
761 public Scanner(KeyValue... kvs) {
762 this.kvs = new ArrayList<KeyValue>(Arrays.asList(kvs));
763 }
764
765 @Override
766 public boolean next(List<Cell> results) throws IOException {
767 if (kvs.isEmpty()) return false;
768 results.add(kvs.remove(0));
769 return !kvs.isEmpty();
770 }
771
772 @Override
773 public boolean next(List<Cell> result, int limit) throws IOException {
774 return next(result);
775 }
776
777 @Override
778 public void close() throws IOException {
779 }
780 }
781 }