-
Notifications
You must be signed in to change notification settings - Fork 221
/
DataExtractorService.java
2116 lines (2028 loc) · 120 KB
/
DataExtractorService.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/**
* Licensed to JumpMind Inc under one or more contributor
* license agreements. See the NOTICE file distributed
* with this work for additional information regarding
* copyright ownership. JumpMind Inc licenses this file
* to you under the GNU General Public License, version 3.0 (GPLv3)
* (the "License"); you may not use this file except in compliance
* with the License.
*
* You should have received a copy of the GNU General Public License,
* version 3.0 (GPLv3) along with this library; if not, see
* <http://www.gnu.org/licenses/>.
*
* 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.jumpmind.symmetric.service.impl;
import static org.apache.commons.lang3.StringUtils.isNotBlank;
import static org.jumpmind.symmetric.common.Constants.LOG_PROCESS_SUMMARY_THRESHOLD;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.Writer;
import java.math.BigDecimal;
import java.nio.file.Files;
import java.nio.file.StandardCopyOption;
import java.sql.SQLException;
import java.sql.Types;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.concurrent.Callable;
import java.util.concurrent.CancellationException;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.FutureTask;
import java.util.concurrent.Semaphore;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.zip.ZipException;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.time.DurationFormatUtils;
import org.jumpmind.db.model.Column;
import org.jumpmind.db.model.Table;
import org.jumpmind.db.platform.DdlBuilderFactory;
import org.jumpmind.db.platform.IDdlBuilder;
import org.jumpmind.db.sql.ISqlRowMapper;
import org.jumpmind.db.sql.ISqlTransaction;
import org.jumpmind.db.sql.Row;
import org.jumpmind.db.sql.mapper.LongMapper;
import org.jumpmind.exception.IoException;
import org.jumpmind.symmetric.AbstractSymmetricEngine;
import org.jumpmind.symmetric.ISymmetricEngine;
import org.jumpmind.symmetric.SymmetricException;
import org.jumpmind.symmetric.Version;
import org.jumpmind.symmetric.common.ConfigurationVersionHelper;
import org.jumpmind.symmetric.common.Constants;
import org.jumpmind.symmetric.common.ErrorConstants;
import org.jumpmind.symmetric.common.ParameterConstants;
import org.jumpmind.symmetric.common.TableConstants;
import org.jumpmind.symmetric.extract.ExtractDataReaderFactory;
import org.jumpmind.symmetric.extract.IExtractDataReaderFactory;
import org.jumpmind.symmetric.extract.MultiBatchStagingWriter;
import org.jumpmind.symmetric.extract.SelectFromSymDataSource;
import org.jumpmind.symmetric.extract.SelectFromTableEvent;
import org.jumpmind.symmetric.extract.SelectFromTableSource;
import org.jumpmind.symmetric.io.data.Batch;
import org.jumpmind.symmetric.io.data.Batch.BatchType;
import org.jumpmind.symmetric.io.data.CsvConstants;
import org.jumpmind.symmetric.io.data.DataContext;
import org.jumpmind.symmetric.io.data.DataEventType;
import org.jumpmind.symmetric.io.data.DataProcessor;
import org.jumpmind.symmetric.io.data.IDataProcessorListener;
import org.jumpmind.symmetric.io.data.IDataReader;
import org.jumpmind.symmetric.io.data.IDataWriter;
import org.jumpmind.symmetric.io.data.ProtocolException;
import org.jumpmind.symmetric.io.data.reader.DataReaderStatistics;
import org.jumpmind.symmetric.io.data.reader.ExtractDataReader;
import org.jumpmind.symmetric.io.data.reader.IExtractDataReaderSource;
import org.jumpmind.symmetric.io.data.reader.ProtocolDataReader;
import org.jumpmind.symmetric.io.data.transform.TransformPoint;
import org.jumpmind.symmetric.io.data.transform.TransformTable;
import org.jumpmind.symmetric.io.data.writer.DataWriterStatisticConstants;
import org.jumpmind.symmetric.io.data.writer.ProtocolDataWriter;
import org.jumpmind.symmetric.io.data.writer.StagingDataWriter;
import org.jumpmind.symmetric.io.data.writer.StructureDataWriter;
import org.jumpmind.symmetric.io.data.writer.StructureDataWriter.PayloadType;
import org.jumpmind.symmetric.io.data.writer.TransformWriter;
import org.jumpmind.symmetric.io.stage.IStagedResource;
import org.jumpmind.symmetric.io.stage.IStagedResource.State;
import org.jumpmind.symmetric.io.stage.IStagingManager;
import org.jumpmind.symmetric.io.stage.StagingFileLock;
import org.jumpmind.symmetric.io.stage.StagingLowFreeSpace;
import org.jumpmind.symmetric.model.AbstractBatch.Status;
import org.jumpmind.symmetric.model.Channel;
import org.jumpmind.symmetric.model.ChannelMap;
import org.jumpmind.symmetric.model.Data;
import org.jumpmind.symmetric.model.ExtractRequest;
import org.jumpmind.symmetric.model.ExtractRequest.ExtractStatus;
import org.jumpmind.symmetric.model.Node;
import org.jumpmind.symmetric.model.NodeChannel;
import org.jumpmind.symmetric.model.NodeCommunication;
import org.jumpmind.symmetric.model.NodeCommunication.CommunicationType;
import org.jumpmind.symmetric.model.NodeGroupLink;
import org.jumpmind.symmetric.model.NodeGroupLinkAction;
import org.jumpmind.symmetric.model.OutgoingBatch;
import org.jumpmind.symmetric.model.OutgoingBatchWithPayload;
import org.jumpmind.symmetric.model.OutgoingBatches;
import org.jumpmind.symmetric.model.ProcessInfo;
import org.jumpmind.symmetric.model.ProcessInfo.ProcessStatus;
import org.jumpmind.symmetric.model.ProcessInfoDataWriter;
import org.jumpmind.symmetric.model.ProcessInfoKey;
import org.jumpmind.symmetric.model.ProcessType;
import org.jumpmind.symmetric.model.RemoteNodeStatus;
import org.jumpmind.symmetric.model.RemoteNodeStatuses;
import org.jumpmind.symmetric.model.TableReloadRequest;
import org.jumpmind.symmetric.model.TableReloadStatus;
import org.jumpmind.symmetric.model.Trigger;
import org.jumpmind.symmetric.model.TriggerHistory;
import org.jumpmind.symmetric.model.TriggerRouter;
import org.jumpmind.symmetric.service.ClusterConstants;
import org.jumpmind.symmetric.service.IClusterService;
import org.jumpmind.symmetric.service.IConfigurationService;
import org.jumpmind.symmetric.service.IDataExtractorService;
import org.jumpmind.symmetric.service.IDataService;
import org.jumpmind.symmetric.service.IInitialLoadService;
import org.jumpmind.symmetric.service.INodeCommunicationService;
import org.jumpmind.symmetric.service.INodeCommunicationService.INodeCommunicationExecutor;
import org.jumpmind.symmetric.service.INodeService;
import org.jumpmind.symmetric.service.IOutgoingBatchService;
import org.jumpmind.symmetric.service.IParameterService;
import org.jumpmind.symmetric.service.IRouterService;
import org.jumpmind.symmetric.service.ISequenceService;
import org.jumpmind.symmetric.service.ITransformService;
import org.jumpmind.symmetric.service.ITriggerRouterService;
import org.jumpmind.symmetric.service.impl.TransformService.TransformTableNodeGroupLink;
import org.jumpmind.symmetric.statistic.IStatisticManager;
import org.jumpmind.symmetric.transport.BatchBufferedWriter;
import org.jumpmind.symmetric.transport.IOutgoingTransport;
import org.jumpmind.util.AppUtils;
import org.jumpmind.util.CustomizableThreadFactory;
import org.jumpmind.util.ExceptionUtils;
import org.jumpmind.util.FormatUtils;
import org.jumpmind.util.FutureImpl;
import org.jumpmind.util.Statistics;
import org.slf4j.MDC;
/**
* @see IDataExtractorService
*/
public class DataExtractorService extends AbstractService implements IDataExtractorService,
INodeCommunicationExecutor {
final static long MS_PASSED_BEFORE_BATCH_REQUERIED = 5000;
protected enum ExtractMode {
FOR_SYM_CLIENT, FOR_PAYLOAD_CLIENT, EXTRACT_ONLY
};
protected ISymmetricEngine engine;
IOutgoingBatchService outgoingBatchService;
private IRouterService routerService;
private IInitialLoadService initialLoadService;
private IConfigurationService configurationService;
private ITriggerRouterService triggerRouterService;
private ITransformService transformService;
private ISequenceService sequenceService;
private IDataService dataService;
private INodeService nodeService;
IStatisticManager statisticManager;
private IStagingManager stagingManager;
private INodeCommunicationService nodeCommunicationService;
private IClusterService clusterService;
private Map<String, BatchLock> locks = new ConcurrentHashMap<String, BatchLock>();
private CustomizableThreadFactory threadPoolFactory;
public DataExtractorService(ISymmetricEngine engine) {
super(engine.getParameterService(), engine.getSymmetricDialect());
this.engine = engine;
this.outgoingBatchService = engine.getOutgoingBatchService();
this.routerService = engine.getRouterService();
this.dataService = engine.getDataService();
this.configurationService = engine.getConfigurationService();
this.triggerRouterService = engine.getTriggerRouterService();
this.nodeService = engine.getNodeService();
this.transformService = engine.getTransformService();
this.statisticManager = engine.getStatisticManager();
this.stagingManager = engine.getStagingManager();
this.nodeCommunicationService = engine.getNodeCommunicationService();
this.clusterService = engine.getClusterService();
this.sequenceService = engine.getSequenceService();
this.initialLoadService = engine.getInitialLoadService();
setSqlMap(new DataExtractorServiceSqlMap(symmetricDialect.getPlatform(),
createSqlReplacementTokens()));
}
/**
* Extract the SymmetricDS configuration for the passed in {@link Node}.
*/
public void extractConfigurationStandalone(Node targetNode, Writer writer, String... tablesToExclude) {
Node sourceNode = nodeService.findIdentity();
if (targetNode != null && sourceNode != null) {
Batch batch = new Batch(BatchType.EXTRACT, Constants.VIRTUAL_BATCH_FOR_REGISTRATION, Constants.CHANNEL_CONFIG, symmetricDialect.getBinaryEncoding(),
sourceNode.getNodeId(), targetNode.getNodeId(), false);
NodeGroupLink nodeGroupLink = new NodeGroupLink(parameterService.getNodeGroupId(), targetNode.getNodeGroupId());
List<TriggerRouter> configTriggerRouters = triggerRouterService.buildTriggerRoutersForSymmetricTables(StringUtils.isBlank(targetNode
.getSymmetricVersion()) ? Version.version() : targetNode.getSymmetricVersion(), nodeGroupLink, tablesToExclude);
List<SelectFromTableEvent> initialLoadEvents = new ArrayList<SelectFromTableEvent>(configTriggerRouters.size() * 2);
ConfigurationVersionHelper helper = new ConfigurationVersionHelper(symmetricDialect.getTablePrefix(), targetNode);
List<TriggerRouter> triggerRouters = new ArrayList<TriggerRouter>();
List<TriggerHistory> triggerHistories = new ArrayList<TriggerHistory>();
for (int i = 0; i < configTriggerRouters.size(); i++) {
TriggerRouter triggerRouter = configTriggerRouters.get(i);
Trigger trigger = triggerRouter.getTrigger();
String channelId = trigger.getChannelId();
String tableName = trigger.getSourceTableName();
if ((Constants.CHANNEL_CONFIG.equals(channelId) || Constants.CHANNEL_HEARTBEAT.equals(channelId)) && helper.shouldSendTable(tableName)) {
TriggerHistory triggerHistory = triggerRouterService.getNewestTriggerHistoryForTrigger(trigger.getTriggerId(), null, null, tableName);
if (triggerHistory == null) {
Table table = platform.getTableFromCache(trigger.getSourceCatalogName(), trigger.getSourceSchemaName(), tableName, false);
if (table == null) {
throw new IllegalStateException("Could not find a required table: " + tableName);
}
triggerHistory = new TriggerHistory(table, trigger, symmetricDialect.getTriggerTemplate());
triggerHistory.setTriggerHistoryId(Integer.MAX_VALUE - i);
}
triggerRouters.add(triggerRouter);
triggerHistories.add(triggerHistory);
}
}
for (int i = triggerRouters.size() - 1; i >= 0; i--) {
TriggerRouter triggerRouter = triggerRouters.get(i);
TriggerHistory triggerHistory = triggerHistories.get(i);
StringBuilder sql = new StringBuilder(symmetricDialect.createPurgeSqlFor(targetNode, triggerRouter, triggerHistory));
addPurgeCriteriaToConfigurationTables(triggerRouter.getTrigger().getSourceTableName(), sql);
Data data = new Data(1, null, sql.toString(), DataEventType.SQL, triggerHistory.getSourceTableName(), null, triggerHistory, triggerRouter
.getTrigger().getChannelId(), null, null);
initialLoadEvents.add(new SelectFromTableEvent(data, triggerRouter));
}
for (int i = 0; i < triggerRouters.size(); i++) {
TriggerRouter triggerRouter = triggerRouters.get(i);
TriggerHistory triggerHistory = triggerHistories.get(i);
Table table = symmetricDialect.getPlatform().getTableFromCache(triggerHistory.getSourceCatalogName(), triggerHistory.getSourceSchemaName(),
triggerHistory.getSourceTableName(), false);
String initialLoadSql = "1=1 order by ";
String quote = platform.getDdlBuilder().getDatabaseInfo().getDelimiterToken();
Column[] pkColumns = table.getPrimaryKeyColumns();
for (int j = 0; j < pkColumns.length; j++) {
if (j > 0) {
initialLoadSql += ", ";
}
initialLoadSql += quote + pkColumns[j].getName() + quote;
}
if (!triggerRouter.getTrigger().getSourceTableName().endsWith(TableConstants.SYM_NODE_IDENTITY)) {
initialLoadEvents.add(new SelectFromTableEvent(targetNode, triggerRouter, triggerHistory, initialLoadSql));
} else {
Data data = new Data(1, null, targetNode.getNodeId(), DataEventType.INSERT, triggerHistory.getSourceTableName(), null, triggerHistory,
triggerRouter.getTrigger().getChannelId(), null, null);
initialLoadEvents.add(new SelectFromTableEvent(data, triggerRouter));
}
}
SelectFromTableSource source = new SelectFromTableSource(engine, batch, initialLoadEvents);
source.setConfiguration(true);
ExtractDataReader dataReader = new ExtractDataReader(symmetricDialect.getPlatform(), source);
ProtocolDataWriter dataWriter = new ProtocolDataWriter(nodeService.findIdentityNodeId(), writer, targetNode.requires13Compatiblity(), false, false);
List<TransformTableNodeGroupLink> transformsList = transformService.getConfigExtractTransforms(nodeGroupLink);
TransformTable[] transforms = transformsList.toArray(new TransformTable[transformsList.size()]);
TransformWriter transformWriter = new TransformWriter(symmetricDialect.getTargetPlatform(), TransformPoint.EXTRACT, dataWriter, transformService
.getColumnTransforms(), transforms);
DataContext ctx = new DataContext();
DataProcessor processor = new DataProcessor(dataReader, transformWriter, "configuration extract");
ctx.put(Constants.DATA_CONTEXT_TARGET_NODE, targetNode);
ctx.put(Constants.DATA_CONTEXT_SOURCE_NODE, sourceNode);
ctx.put(Constants.DATA_CONTEXT_ENGINE, engine);
processor.process(ctx);
if (triggerRouters.size() == 0) {
log.error("{} attempted registration, but was sent an empty configuration", targetNode);
}
}
}
private void addPurgeCriteriaToConfigurationTables(String sourceTableName, StringBuilder sql) {
if ((TableConstants
.getTableName(parameterService.getTablePrefix(), TableConstants.SYM_NODE)
.equalsIgnoreCase(sourceTableName))
|| TableConstants.getTableName(parameterService.getTablePrefix(),
TableConstants.SYM_NODE_SECURITY).equalsIgnoreCase(sourceTableName)) {
Node me = nodeService.findIdentity();
if (me != null) {
sql.append(String.format(" where created_at_node_id='%s'", me.getNodeId()));
}
}
}
private List<OutgoingBatch> filterBatchesForExtraction(OutgoingBatches batches,
ChannelMap suspendIgnoreChannelsList) {
if (parameterService.is(ParameterConstants.FILE_SYNC_ENABLE)) {
List<Channel> fileSyncChannels = configurationService.getFileSyncChannels();
for (Channel channel : fileSyncChannels) {
batches.filterBatchesForChannel(channel);
}
}
// We now have either our local suspend/ignore list, or the combined
// remote send/ignore list and our local list (along with a
// reservation, if we go this far...)
// Now, we need to skip the suspended channels and ignore the
// ignored ones by ultimately setting the status to ignored and
// updating them.
List<OutgoingBatch> ignoredBatches = batches
.filterBatchesForChannels(suspendIgnoreChannelsList.getIgnoreChannels());
// Finally, update the ignored outgoing batches such that they
// will be skipped in the future.
for (OutgoingBatch batch : ignoredBatches) {
batch.setStatus(OutgoingBatch.Status.OK);
batch.incrementIgnoreCount();
if (log.isDebugEnabled()) {
log.debug("Batch {} is being ignored", batch.getBatchId());
}
}
outgoingBatchService.updateOutgoingBatches(ignoredBatches);
batches.filterBatchesForChannels(suspendIgnoreChannelsList.getSuspendChannels());
// Remove non-load batches so that an initial load finishes before
// any other batches are loaded.
if (parameterService.is(ParameterConstants.INITIAL_LOAD_BLOCK_CHANNELS, true)) {
if (batches.containsLoadBatches() && !(parameterService.is(ParameterConstants.INITIAL_LOAD_UNBLOCK_CHANNELS_ON_ERROR, true)
&& batches.containsBatchesInError())) {
batches.removeNonLoadBatches();
}
}
return batches.getBatches();
}
public List<OutgoingBatchWithPayload> extractToPayload(ProcessInfo processInfo,
Node targetNode, PayloadType payloadType, boolean useJdbcTimestampFormat,
boolean useUpsertStatements, boolean useDelimiterIdentifiers) {
OutgoingBatches batches = outgoingBatchService.getOutgoingBatches(targetNode.getNodeId(),
false);
if (batches.containsBatches()) {
ChannelMap channelMap = configurationService.getSuspendIgnoreChannelLists(targetNode
.getNodeId());
List<OutgoingBatch> activeBatches = filterBatchesForExtraction(batches, channelMap);
if (activeBatches.size() > 0) {
IDdlBuilder builder = DdlBuilderFactory.getInstance().create(targetNode.getDatabaseType());
if (builder == null) {
throw new IllegalStateException(
"Could not find a ddl builder registered for the database type of "
+ targetNode.getDatabaseType()
+ ". Please check the database type setting for node '"
+ targetNode.getNodeId() + "'");
}
StructureDataWriter writer = new StructureDataWriter(
symmetricDialect.getPlatform(), targetNode.getDatabaseType(), payloadType,
useDelimiterIdentifiers, symmetricDialect.getBinaryEncoding(),
useJdbcTimestampFormat, useUpsertStatements);
List<OutgoingBatch> extractedBatches = extract(processInfo, targetNode,
activeBatches, writer, null, ExtractMode.FOR_PAYLOAD_CLIENT);
List<OutgoingBatchWithPayload> batchesWithPayload = new ArrayList<OutgoingBatchWithPayload>();
for (OutgoingBatch batch : extractedBatches) {
OutgoingBatchWithPayload batchWithPayload = new OutgoingBatchWithPayload(batch,
payloadType);
batchWithPayload.setPayload(writer.getPayloadMap().get(batch.getBatchId()));
batchWithPayload.setPayloadType(payloadType);
batchesWithPayload.add(batchWithPayload);
}
return batchesWithPayload;
}
}
return Collections.emptyList();
}
public List<OutgoingBatch> extract(ProcessInfo extractInfo, Node targetNode,
IOutgoingTransport transport) {
return extract(extractInfo, targetNode, null, transport);
}
public List<OutgoingBatch> extract(ProcessInfo extractInfo, Node targetNode, String queue,
IOutgoingTransport transport) {
/*
* make sure that data is routed before extracting if the route job is not configured to start automatically
*/
String startRouteJob = parameterService.getString(ParameterConstants.START_ROUTE_JOB_38);
boolean startRoutingJob = false;
if (StringUtils.isBlank(startRouteJob)) {
startRoutingJob = parameterService.is(ParameterConstants.START_ROUTE_JOB);
} else {
startRoutingJob = parameterService.is(ParameterConstants.START_ROUTE_JOB_38);
}
if (!startRoutingJob && parameterService.is(ParameterConstants.ROUTE_ON_EXTRACT)) {
initialLoadService.queueLoads(true);
routerService.routeData(true);
}
OutgoingBatches batches = loadPendingBatches(extractInfo, targetNode, queue, transport);
if (batches != null && batches.containsBatches()) {
ChannelMap channelMap = transport.getSuspendIgnoreChannelLists(configurationService, queue,
targetNode);
List<OutgoingBatch> activeBatches = filterBatchesForExtraction(batches, channelMap);
if (activeBatches.size() > 0) {
BufferedWriter writer = transport.openWriter();
IDataWriter dataWriter = new ProtocolDataWriter(nodeService.findIdentityNodeId(),
writer, targetNode.requires13Compatiblity(), targetNode.allowCaptureTimeInProtocol(),
parameterService.is(ParameterConstants.EXTRACT_ROW_CAPTURE_TIME, true));
return extract(extractInfo, targetNode, activeBatches, dataWriter, writer, ExtractMode.FOR_SYM_CLIENT);
}
}
return Collections.emptyList();
}
protected OutgoingBatches loadPendingBatches(ProcessInfo extractInfo, Node targetNode, String queue, IOutgoingTransport transport) {
BufferedWriter writer = transport.getWriter();
extractInfo.setStatus(ProcessStatus.QUERYING);
Callable<OutgoingBatches> getOutgoingBatches = () -> {
MDC.put("engineName", engine.getParameterService().getEngineName());
OutgoingBatches batches = null;
if (queue != null) {
NodeGroupLink link = configurationService.getNodeGroupLinkFor(nodeService.findIdentity().getNodeGroupId(),
targetNode.getNodeGroupId(), false);
if (link != null) {
NodeGroupLinkAction defaultAction = configurationService.getNodeGroupLinkFor(nodeService.findIdentity().getNodeGroupId(),
targetNode.getNodeGroupId(), false).getDataEventAction();
ProcessType processType = extractInfo.getKey().getProcessType();
NodeGroupLinkAction action = null;
if (processType.equals(ProcessType.PUSH_JOB_EXTRACT)) {
action = NodeGroupLinkAction.P;
} else if (processType.equals(ProcessType.PULL_HANDLER_EXTRACT)) {
action = NodeGroupLinkAction.W;
}
batches = outgoingBatchService.getOutgoingBatches(targetNode.getNodeId(), queue, action, defaultAction, false);
} else {
log.error("Group link not found for " + nodeService.findIdentity().getNodeGroupId() +
" to " + targetNode.getNodeGroupId() + ". Check that configuration matches on both nodes.");
}
} else {
batches = outgoingBatchService.getOutgoingBatches(targetNode.getNodeId(), false);
}
return batches;
};
if (writer != null) {
final boolean streamToFileEnabled = parameterService.is(ParameterConstants.STREAM_TO_FILE_ENABLED);
long keepAliveMillis = parameterService.getLong(ParameterConstants.DATA_LOADER_SEND_ACK_KEEPALIVE);
Node sourceNode = nodeService.findIdentity();
FutureTask<OutgoingBatches> getOutgoingBatchesTask = new FutureTask<OutgoingBatches>(getOutgoingBatches);
ExecutorService executor = Executors.newFixedThreadPool(1);
executor.execute(getOutgoingBatchesTask);
try {
while (true) {
try {
return getOutgoingBatchesTask.get(keepAliveMillis, TimeUnit.MILLISECONDS);
} catch (TimeoutException ex) {
writeKeepAliveAck(writer, sourceNode, streamToFileEnabled);
} catch (Exception ex) {
throw new SymmetricException("Failed to execute getOutgoingBatchesTask ", ex);
}
}
} finally {
executor.shutdown();
}
} else {
try {
return getOutgoingBatches.call();
} catch (Exception ex) {
throw new SymmetricException("Failed to execute getOutgoingBatchesTask ", ex);
}
}
}
/**
* This method will extract an outgoing batch, but will not update the outgoing batch status
*/
public boolean extractOnlyOutgoingBatch(String nodeId, long batchId, Writer writer) {
boolean extracted = false;
Node targetNode = null;
if (Constants.UNROUTED_NODE_ID.equals(nodeId)) {
targetNode = new Node(nodeId, parameterService.getNodeGroupId());
} else {
targetNode = nodeService.findNode(nodeId, true);
}
if (targetNode != null) {
OutgoingBatch batch = outgoingBatchService.findOutgoingBatch(batchId, nodeId);
if (batch != null) {
IDataWriter dataWriter = new ProtocolDataWriter(nodeService.findIdentityNodeId(),
writer, targetNode.requires13Compatiblity(), targetNode.allowCaptureTimeInProtocol(),
parameterService.is(ParameterConstants.EXTRACT_ROW_CAPTURE_TIME, true));
List<OutgoingBatch> batches = new ArrayList<OutgoingBatch>(1);
batches.add(batch);
batches = extract(new ProcessInfo(), targetNode, batches, dataWriter, null,
ExtractMode.EXTRACT_ONLY);
extracted = batches.size() > 0;
}
}
return extracted;
}
protected List<OutgoingBatch> extract(final ProcessInfo extractInfo, final Node targetNode,
final List<OutgoingBatch> activeBatches, final IDataWriter dataWriter, final BufferedWriter writer, final ExtractMode mode) {
if (activeBatches.size() > 0) {
final List<OutgoingBatch> processedBatches = new ArrayList<OutgoingBatch>(activeBatches.size());
Set<String> channelsProcessed = new HashSet<String>();
long batchesSelectedAtMs = System.currentTimeMillis();
OutgoingBatch currentBatch = null;
ExecutorService executor = null;
try {
final boolean streamToFileEnabled = parameterService.is(ParameterConstants.STREAM_TO_FILE_ENABLED);
long keepAliveMillis = parameterService.getLong(ParameterConstants.DATA_LOADER_SEND_ACK_KEEPALIVE);
Node sourceNode = nodeService.findIdentity();
final FutureExtractStatus status = new FutureExtractStatus();
if (this.threadPoolFactory == null) {
this.threadPoolFactory = new CustomizableThreadFactory(String.format("%s-dataextractor", parameterService.getEngineName().toLowerCase()));
}
executor = streamToFileEnabled ? Executors.newFixedThreadPool(1, this.threadPoolFactory) : null;
List<Future<FutureOutgoingBatch>> futures = new ArrayList<Future<FutureOutgoingBatch>>();
extractInfo.setTotalBatchCount(activeBatches.size());
for (int i = 0; i < activeBatches.size(); i++) {
currentBatch = activeBatches.get(i);
channelsProcessed.add(currentBatch.getChannelId());
final OutgoingBatch extractBatch = currentBatch;
Callable<FutureOutgoingBatch> callable = () -> {
MDC.put("engineName", engine.getParameterService().getEngineName());
OutgoingBatch refreshedBatch = requeryIfEnoughTimeHasPassed(batchesSelectedAtMs, extractBatch);
return extractBatch(refreshedBatch, status, extractInfo, targetNode, dataWriter, mode, activeBatches);
};
if (status.shouldExtractSkip) {
break;
}
if (executor != null) {
futures.add(executor.submit(callable));
} else {
try {
FutureOutgoingBatch batch = callable.call();
futures.add(new FutureImpl<>(batch));
} catch (RuntimeException e) {
throw e;
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}
if (parameterService.is(ParameterConstants.SYNCHRONIZE_ALL_JOBS) && executor != null) {
executor.shutdown();
boolean isProcessed = false;
while (!isProcessed) {
try {
isProcessed = executor.awaitTermination(keepAliveMillis, TimeUnit.MILLISECONDS);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
if (!isProcessed) {
writeKeepAliveAck(writer, sourceNode, streamToFileEnabled);
}
}
}
final long initialLoadMaxBytesToSync = parameterService.getLong(ParameterConstants.INITIAL_LOAD_TRANSPORT_MAX_BYTES_TO_SYNC);
long totalBytesSend = 0;
boolean logMaxBytesReached = false;
Iterator<OutgoingBatch> activeBatchIter = activeBatches.iterator();
for (int i = 0; i < futures.size(); i++) {
Future<FutureOutgoingBatch> future = futures.get(i);
currentBatch = activeBatchIter.next();
boolean isProcessed = false;
ProcessInfo transferInfo = null;
while (!isProcessed) {
try {
FutureOutgoingBatch extractBatch = future.get(keepAliveMillis, TimeUnit.MILLISECONDS);
transferInfo = statisticManager.newProcessInfo(new ProcessInfoKey(nodeService.findIdentityNodeId(),
extractInfo.getQueue(), targetNode.getNodeId(), extractInfo.getProcessType() == ProcessType.PUSH_JOB_EXTRACT
? ProcessType.PUSH_JOB_TRANSFER
: ProcessType.PULL_HANDLER_TRANSFER));
transferInfo.setCurrentBatchId(currentBatch.getBatchId());
transferInfo.incrementBatchCount();
transferInfo.setTotalDataCount(currentBatch.getExtractRowCount());
currentBatch = extractBatch.getOutgoingBatch();
if (i == futures.size() - 1) {
extractInfo.setStatus(ProcessStatus.OK);
}
if (extractBatch.isExtractSkipped) {
transferInfo.setStatus(ProcessStatus.OK);
break;
}
if (streamToFileEnabled || mode == ExtractMode.FOR_PAYLOAD_CLIENT || (currentBatch.isExtractJobFlag() && parameterService.is(
ParameterConstants.INITIAL_LOAD_USE_EXTRACT_JOB))) {
if (totalBytesSend > initialLoadMaxBytesToSync) {
if (!logMaxBytesReached) {
logMaxBytesReached = true;
log.info(
"Reached the total byte threshold for initial load after {} of {} batches were sent for node '{}' (sent {} bytes, the max is {}). "
+ "The remaining batches will be send on a subsequent sync.",
new Object[] { i, futures.size(), targetNode.getNodeId(), totalBytesSend, initialLoadMaxBytesToSync });
}
transferInfo.setStatus(ProcessStatus.OK);
break;
}
transferInfo.setStatus(ProcessInfo.ProcessStatus.TRANSFERRING);
transferInfo.setCurrentLoadId(currentBatch.getLoadId());
boolean isRetry = extractBatch.isRetry() && extractBatch.getOutgoingBatch().getStatus() != OutgoingBatch.Status.IG;
currentBatch = sendOutgoingBatch(transferInfo, targetNode, currentBatch, isRetry,
dataWriter, writer, mode);
totalBytesSend += currentBatch.getByteCount();
}
processedBatches.add(currentBatch);
if (currentBatch.getStatus() != Status.OK) {
currentBatch.setLoadCount(currentBatch.getLoadCount() + 1);
changeBatchStatus(Status.LD, currentBatch, mode);
}
if (currentBatch.getLoadId() > 0) {
long transferMillis = transferInfo.getEndTime() == null ? new Date().getTime() - transferInfo.getStartTime().getTime()
: transferInfo.getEndTime().getTime() - transferInfo.getStartTime().getTime();
updateExtractRequestTransferred(currentBatch, transferMillis);
}
transferInfo.setCurrentTableName(currentBatch.getSummary());
transferInfo.setStatus(ProcessStatus.OK);
isProcessed = true;
} catch (TimeoutException e) {
writeKeepAliveAck(writer, sourceNode, streamToFileEnabled);
} catch (Exception e) {
if (transferInfo != null && transferInfo.getStatus() != ProcessStatus.OK) {
transferInfo.setStatus(ProcessStatus.ERROR);
}
if (e instanceof ExecutionException) {
if (isNotBlank(e.getMessage()) && e.getMessage().contains("string truncation")) {
throw new RuntimeException(
"There is a good chance that the truncation error you are receiving is because contains_big_lobs on the '"
+ currentBatch.getChannelId() + "' channel needs to be turned on.",
e.getCause() != null ? e.getCause() : e);
}
if (e.getCause() instanceof RuntimeException) {
throw (RuntimeException) e.getCause();
}
throw new RuntimeException(e.getCause() != null ? e.getCause() : e);
} else if (!(e instanceof RuntimeException)) {
throw new RuntimeException(e);
} else if (e instanceof RuntimeException) {
throw (RuntimeException) e;
}
}
}
}
} catch (RuntimeException e) {
if (currentBatch != null) {
boolean isNewErrorStaging = false;
if (!isStreamClosedByClient(e)) {
if (e.getCause() instanceof InterruptedException || e.getCause() instanceof CancellationException) {
log.info("Extract of batch {} was interrupted", currentBatch);
} else if (e instanceof StagingLowFreeSpace) {
log.error("Extract is disabled because disk is almost full: {}", e.getMessage());
} else if (e.getCause() instanceof ZipException || e instanceof ProtocolException || e instanceof IllegalStateException) {
if (currentBatch.getSqlCode() != ErrorConstants.STAGE_ERROR_CODE) {
isNewErrorStaging = true;
}
log.warn("The batch {} appears corrupt in staging, so removing it. ({})", currentBatch.getNodeBatchId(), e.getMessage());
IStagedResource resource = getStagedResource(currentBatch);
if (resource != null) {
resource.delete();
}
} else {
log.error("Failed to extract batch " + currentBatch, e);
}
}
try {
/* Reread batch in case the ignore flag has been set */
currentBatch = outgoingBatchService.findOutgoingBatch(currentBatch.getBatchId(), currentBatch.getNodeId());
SQLException se = ExceptionUtils.unwrapSqlException(e);
if (se != null) {
currentBatch.setSqlState(se.getSQLState());
currentBatch.setSqlCode(se.getErrorCode());
currentBatch.setSqlMessage(se.getMessage());
} else if (isNewErrorStaging) {
currentBatch.setSqlState(ErrorConstants.STAGE_ERROR_STATE);
currentBatch.setSqlCode(ErrorConstants.STAGE_ERROR_CODE);
currentBatch.setSqlMessage(ExceptionUtils.getRootMessage(e));
} else {
currentBatch.setSqlMessage(ExceptionUtils.getRootMessage(e));
}
currentBatch.revertStatsOnError();
if (currentBatch.getStatus() != Status.IG && currentBatch.getStatus() != Status.OK) {
currentBatch.setStatus(Status.ER);
currentBatch.setErrorFlag(isNewErrorStaging ? false : true);
statisticManager.incrementDataExtractedErrors(currentBatch.getChannelId(), 1);
extractInfo.setStatus(ProcessInfo.ProcessStatus.ERROR);
}
outgoingBatchService.updateOutgoingBatch(currentBatch);
} catch (Exception ex) {
log.error("Failed to update the outgoing batch status for failed batch {}", currentBatch, ex);
extractInfo.setStatus(ProcessInfo.ProcessStatus.ERROR);
}
} else {
log.error("Could not log the outgoing batch status because the batch was null", e);
}
} finally {
if (executor != null) {
executor.shutdown();
}
}
// Next, we update the node channel controls to the
// current timestamp
Calendar now = Calendar.getInstance();
for (String channelProcessed : channelsProcessed) {
NodeChannel nodeChannel = configurationService.getNodeChannel(channelProcessed,
targetNode.getNodeId(), false);
if (nodeChannel != null && nodeChannel.getExtractPeriodMillis() > 0) {
nodeChannel.setLastExtractTime(now.getTime());
configurationService.updateLastExtractTime(nodeChannel);
}
}
return processedBatches;
} else {
return Collections.emptyList();
}
}
protected FutureOutgoingBatch extractBatch(OutgoingBatch extractBatch, FutureExtractStatus status, ProcessInfo extractInfo,
Node targetNode, IDataWriter dataWriter, ExtractMode mode, List<OutgoingBatch> activeBatches) throws Exception {
extractInfo.setThread(Thread.currentThread());
extractInfo.setCurrentLoadId(extractBatch.getLoadId());
extractInfo.setTotalDataCount(extractBatch.getDataRowCount());
FutureOutgoingBatch outgoingBatch = new FutureOutgoingBatch(extractBatch, false);
final long maxBytesToSync = parameterService.getLong(ParameterConstants.TRANSPORT_MAX_BYTES_TO_SYNC);
final boolean streamToFileEnabled = parameterService.is(ParameterConstants.STREAM_TO_FILE_ENABLED);
if (!status.shouldExtractSkip) {
if (extractBatch.isExtractJobFlag() && extractBatch.getStatus() != Status.IG) {
if (parameterService.is(ParameterConstants.INITIAL_LOAD_USE_EXTRACT_JOB)) {
if (extractBatch.getStatus() != Status.RQ && extractBatch.getStatus() != Status.IG
&& !isPreviouslyExtracted(extractBatch, false)) {
/*
* the batch must have been purged. it needs to be re-extracted
*/
log.info("Batch {} is marked as ready but it is missing in staging. Rescheduling it for extraction.",
extractBatch.getNodeBatchId());
if (mode != ExtractMode.EXTRACT_ONLY) {
resetExtractRequest(extractBatch);
}
status.shouldExtractSkip = outgoingBatch.isExtractSkipped = true;
} else if (extractBatch.getStatus() == Status.RQ) {
log.info("Batch {} is not ready for delivery. It is currently scheduled for extraction.",
extractBatch.getNodeBatchId());
status.shouldExtractSkip = outgoingBatch.isExtractSkipped = true;
}
} else {
extractBatch.setStatus(Status.NE);
extractBatch.setExtractJobFlag(false);
}
} else {
try {
boolean isRetry = isRetry(extractBatch, targetNode);
outgoingBatch = new FutureOutgoingBatch(
extractOutgoingBatch(extractInfo, targetNode, dataWriter, extractBatch, streamToFileEnabled, true, mode, null),
isRetry);
status.batchExtractCount++;
status.byteExtractCount += extractBatch.getByteCount();
if (status.byteExtractCount >= maxBytesToSync && status.batchExtractCount < activeBatches.size()) {
log.info(
"Reached the total byte threshold after {} of {} batches were extracted for node '{}' (extracted {} bytes, the max is {}). "
+ "The remaining batches will be extracted on a subsequent sync.",
new Object[] { status.batchExtractCount, activeBatches.size(), targetNode.getNodeId(), status.byteExtractCount,
maxBytesToSync });
status.shouldExtractSkip = true;
}
} catch (Exception e) {
status.shouldExtractSkip = outgoingBatch.isExtractSkipped = true;
throw e;
}
}
} else {
outgoingBatch.isExtractSkipped = true;
}
return outgoingBatch;
}
protected void writeKeepAliveAck(BufferedWriter writer, Node sourceNode, boolean streamToFileEnabled) {
try {
if (writer != null && streamToFileEnabled) {
writer.write(CsvConstants.NODEID + "," + sourceNode.getNodeId());
writer.newLine();
writer.flush();
}
} catch (IOException ex) {
}
}
final protected boolean changeBatchStatus(Status status, OutgoingBatch currentBatch, ExtractMode mode) {
if (currentBatch.getStatus() != Status.IG) {
currentBatch.setStatus(status);
}
if (mode != ExtractMode.EXTRACT_ONLY) {
long batchStatusUpdateMillis = parameterService.getLong(ParameterConstants.OUTGOING_BATCH_UPDATE_STATUS_MILLIS);
int batchStatusUpdateDataCount = parameterService.getInt(ParameterConstants.OUTGOING_BATCH_UPDATE_STATUS_DATA_COUNT);
Channel channel = configurationService.getChannel(currentBatch.getChannelId());
if (currentBatch.getStatus() == Status.RQ ||
currentBatch.getStatus() == Status.LD ||
currentBatch.getLastUpdatedTime() == null ||
System.currentTimeMillis() - batchStatusUpdateMillis >= currentBatch.getLastUpdatedTime().getTime() ||
channel.isReloadFlag() ||
currentBatch.getDataRowCount() > batchStatusUpdateDataCount) {
outgoingBatchService.updateOutgoingBatch(currentBatch);
return true;
}
return false;
} else {
return false;
}
}
/**
* If time has passed, then re-query the batch to double check that the status has not changed
*/
final protected OutgoingBatch requeryIfEnoughTimeHasPassed(long ts, OutgoingBatch currentBatch) {
if (System.currentTimeMillis() - ts > MS_PASSED_BEFORE_BATCH_REQUERIED) {
OutgoingBatch batch = outgoingBatchService.findOutgoingBatch(currentBatch.getBatchId(),
currentBatch.getNodeId());
if (batch != null && !batch.getStatus().equals(currentBatch.getStatus())) {
currentBatch.setStatus(batch.getStatus());
}
}
return currentBatch;
}
protected OutgoingBatch extractOutgoingBatch(ProcessInfo extractInfo, Node targetNode,
IDataWriter dataWriter, OutgoingBatch currentBatch, boolean useStagingDataWriter,
boolean updateBatchStatistics, ExtractMode mode, IDataProcessorListener listener) {
if (currentBatch.getStatus() != Status.OK || ExtractMode.EXTRACT_ONLY == mode || ExtractMode.FOR_SYM_CLIENT == mode) {
Node sourceNode = nodeService.findIdentity();
IDataWriter writer = wrapWithTransformWriter(sourceNode, targetNode, extractInfo, dataWriter, useStagingDataWriter);
long ts = System.currentTimeMillis();
long extractTimeInMs = 0l;
long byteCount = 0l;
long transformTimeInMs = 0l;
if (currentBatch.getStatus() == Status.IG) {
cleanupIgnoredBatch(sourceNode, targetNode, currentBatch, writer);
} else if (currentBatch.getStatus() == Status.RQ || !isPreviouslyExtracted(currentBatch, false)) {
BatchLock lock = null;
try {
log.debug("{} attempting to acquire lock for batch {}", targetNode.getNodeId(), currentBatch.getBatchId());
lock = acquireLock(currentBatch, useStagingDataWriter);
log.debug("{} acquired lock for batch {}", targetNode.getNodeId(), currentBatch.getBatchId());
if (currentBatch.getStatus() == Status.RQ || !isPreviouslyExtracted(currentBatch, true)) {
log.debug("{} extracting batch {}", targetNode.getNodeId(), currentBatch.getBatchId());
currentBatch.setExtractCount(currentBatch.getExtractCount() + 1);
if (currentBatch.getExtractStartTime() == null) {
currentBatch.setExtractStartTime(new Date());
}
if (updateBatchStatistics) {
changeBatchStatus(Status.QY, currentBatch, mode);
}
DataContext ctx = new DataContext();
ctx.put(Constants.DATA_CONTEXT_TARGET_NODE_ID, targetNode.getNodeId());
ctx.put(Constants.DATA_CONTEXT_TARGET_NODE_EXTERNAL_ID, targetNode.getExternalId());
ctx.put(Constants.DATA_CONTEXT_TARGET_NODE_GROUP_ID, targetNode.getNodeGroupId());
ctx.put(Constants.DATA_CONTEXT_TARGET_NODE, targetNode);
ctx.put(Constants.DATA_CONTEXT_SOURCE_NODE, sourceNode);
ctx.put(Constants.DATA_CONTEXT_SOURCE_NODE_ID, sourceNode.getNodeId());
ctx.put(Constants.DATA_CONTEXT_SOURCE_NODE_EXTERNAL_ID, sourceNode.getExternalId());
ctx.put(Constants.DATA_CONTEXT_SOURCE_NODE_GROUP_ID, sourceNode.getNodeGroupId());
ctx.put(Constants.DATA_CONTEXT_ENGINE, engine);
extractInfo.setTotalDataCount(currentBatch.getDataRowCount());
currentBatch.resetStats();
IDataReader dataReader = buildExtractDataReader(sourceNode, targetNode, currentBatch, extractInfo);
try {
new DataProcessor(dataReader, writer, listener, "extract").process(ctx);
} catch (Exception e) {
if ((e instanceof ProtocolException || sqlTemplate.isDataTruncationViolation(e)) &&
!configurationService.getNodeChannel(currentBatch.getChannelId(), false).getChannel().isContainsBigLob()) {
log.warn(e.getMessage());
log.info("Re-attempting extraction for batch {} with contains_big_lobs temporarily enabled for channel {}",
currentBatch.getBatchId(), currentBatch.getChannelId());
extractInfo.setTotalDataCount(currentBatch.getDataRowCount());
currentBatch.resetStats();
IStagedResource resource = getStagedResource(currentBatch);
if (resource != null) {
resource.delete();
}
dataReader = buildExtractDataReader(sourceNode, targetNode, currentBatch, extractInfo, true);
writer = wrapWithTransformWriter(sourceNode, targetNode, extractInfo, dataWriter, useStagingDataWriter);
new DataProcessor(dataReader, writer, listener, "extract").process(ctx);
} else {
throw e;
}
}
extractTimeInMs = System.currentTimeMillis() - ts;
Statistics stats = getExtractStats(writer, currentBatch);
if (stats != null) {
transformTimeInMs = stats.get(DataWriterStatisticConstants.TRANSFORMMILLIS);
currentBatch.setDataRowCount(stats.get(DataWriterStatisticConstants.ROWCOUNT));
currentBatch.setDataInsertRowCount(stats.get(DataWriterStatisticConstants.INSERTCOUNT));
currentBatch.setDataUpdateRowCount(stats.get(DataWriterStatisticConstants.UPDATECOUNT));
currentBatch.setDataDeleteRowCount(stats.get(DataWriterStatisticConstants.DELETECOUNT));
currentBatch.setTableExtractedCount(stats.getTableStats());
currentBatch.setTransformExtractMillis(transformTimeInMs);
extractTimeInMs = extractTimeInMs - transformTimeInMs;
byteCount = stats.get(DataWriterStatisticConstants.BYTECOUNT);
statisticManager.incrementDataBytesExtracted(currentBatch.getChannelId(), byteCount);
statisticManager.incrementDataExtracted(currentBatch.getChannelId(),
stats.get(DataWriterStatisticConstants.ROWCOUNT));
statisticManager.incrementTableRows(currentBatch.getTableExtractedCount(), false);
currentBatch.setByteCount(byteCount);
if (!useStagingDataWriter) {
statisticManager.incrementDataBytesSent(currentBatch.getChannelId(), byteCount);
statisticManager.incrementDataSent(currentBatch.getChannelId(), stats.get(DataWriterStatisticConstants.ROWCOUNT));
}
if (currentBatch.isCommonFlag()) {
outgoingBatchService.updateCommonBatchExtractStatistics(currentBatch);
}
}
}
} catch (RuntimeException ex) {
IStagedResource resource = getStagedResource(currentBatch);
if (resource != null) {
resource.close();
resource.delete();
}
throw ex;
} finally {
try {
IStagedResource resource = getStagedResource(currentBatch);
if (resource != null) {
resource.setState(State.DONE);
}
} finally {
releaseLock(lock, currentBatch, useStagingDataWriter);
log.debug("{} released lock for batch {}", targetNode.getNodeId(), currentBatch.getBatchId());
}
}
}
if (updateBatchStatistics) {
currentBatch = requeryIfEnoughTimeHasPassed(ts, currentBatch);
if (extractTimeInMs > 0) {
currentBatch.setExtractMillis(extractTimeInMs);
}
if (byteCount > 0) {
currentBatch.setByteCount(byteCount);
}
if (transformTimeInMs > 0) {
currentBatch.setTransformExtractMillis(transformTimeInMs);
}
if (currentBatch.getLoadId() > 0 && (currentBatch.getSummary() == null || !currentBatch.getSummary().startsWith(symmetricDialect
.getTablePrefix()))) {
if (currentBatch.getExtractRowCount() != currentBatch.getDataRowCount()) {
currentBatch.setDataRowCount(currentBatch.getExtractRowCount());
currentBatch.setDataInsertRowCount(currentBatch.getExtractInsertRowCount());
}
ExtractRequest extractRequest = getExtractRequestForBatch(currentBatch);
if (extractRequest != null) {
sqlTemplate.update(getSql("updateExtractRequestStatus"), ExtractStatus.OK.name(), new Date(),
currentBatch.getExtractRowCount(), currentBatch.getExtractMillis(), extractRequest.getRequestId());
checkSendDeferredConstraints(extractRequest, null, targetNode);
}
}
}
}
return currentBatch;
}
protected String getSemaphoreKey(OutgoingBatch batch, boolean useStagingDataWriter) {
return useStagingDataWriter ? Long.toString(batch.getBatchId()) : batch.getNodeBatchId();
}
private BatchLock acquireLock(OutgoingBatch batch, boolean useStagingDataWriter) {
String semaphoreKey = getSemaphoreKey(batch, useStagingDataWriter);
BatchLock lock = null;
synchronized (DataExtractorService.this) {
lock = locks.get(semaphoreKey);
if (lock == null) {
lock = new BatchLock(semaphoreKey);
locks.put(semaphoreKey, lock);
}
lock.referenceCount++;
}
try {
lock.acquire(); // In-memory, intra-process lock.
if (isStagingFileLockRequired(batch)) { // File-system, inter-process lock for clustering.
StagingFileLock fileLock = acquireStagingFileLock(batch);
if (fileLock.isAcquired()) {
lock.fileLock = fileLock;
} else {
// Didn't get the fileLock, ditch the in-memory lock as well.
releaseLock(lock, batch, useStagingDataWriter);
// So the next releaseLock() does not do anything with the lock
lock = null;
throw new SymmetricException("Failed to get extract lock on batch " + batch.getNodeBatchId());
}
}
} catch (InterruptedException e) {