forked from apache/kafka
-
Notifications
You must be signed in to change notification settings - Fork 0
/
KafkaAdminClient.java
4606 lines (4168 loc) · 230 KB
/
KafkaAdminClient.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 the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.kafka.clients.admin;
import org.apache.kafka.clients.ApiVersions;
import org.apache.kafka.clients.ClientRequest;
import org.apache.kafka.clients.ClientResponse;
import org.apache.kafka.clients.ClientUtils;
import org.apache.kafka.clients.CommonClientConfigs;
import org.apache.kafka.clients.DefaultHostResolver;
import org.apache.kafka.clients.HostResolver;
import org.apache.kafka.clients.KafkaClient;
import org.apache.kafka.clients.NetworkClient;
import org.apache.kafka.clients.StaleMetadataException;
import org.apache.kafka.clients.admin.CreateTopicsResult.TopicMetadataAndConfig;
import org.apache.kafka.clients.admin.DeleteAclsResult.FilterResult;
import org.apache.kafka.clients.admin.DeleteAclsResult.FilterResults;
import org.apache.kafka.clients.admin.DescribeReplicaLogDirsResult.ReplicaLogDirInfo;
import org.apache.kafka.clients.admin.ListOffsetsResult.ListOffsetsResultInfo;
import org.apache.kafka.clients.admin.OffsetSpec.TimestampSpec;
import org.apache.kafka.clients.admin.internals.AbortTransactionHandler;
import org.apache.kafka.clients.admin.internals.AdminApiDriver;
import org.apache.kafka.clients.admin.internals.AdminApiHandler;
import org.apache.kafka.clients.admin.internals.AdminApiFuture;
import org.apache.kafka.clients.admin.internals.AdminApiFuture.SimpleAdminApiFuture;
import org.apache.kafka.clients.admin.internals.AdminMetadataManager;
import org.apache.kafka.clients.admin.internals.AllBrokersStrategy;
import org.apache.kafka.clients.admin.internals.AlterConsumerGroupOffsetsHandler;
import org.apache.kafka.clients.admin.internals.CoordinatorKey;
import org.apache.kafka.clients.admin.internals.DeleteConsumerGroupOffsetsHandler;
import org.apache.kafka.clients.admin.internals.DeleteConsumerGroupsHandler;
import org.apache.kafka.clients.admin.internals.DescribeConsumerGroupsHandler;
import org.apache.kafka.clients.admin.internals.DescribeProducersHandler;
import org.apache.kafka.clients.admin.internals.DescribeTransactionsHandler;
import org.apache.kafka.clients.admin.internals.FenceProducersHandler;
import org.apache.kafka.clients.admin.internals.ListConsumerGroupOffsetsHandler;
import org.apache.kafka.clients.admin.internals.ListTransactionsHandler;
import org.apache.kafka.clients.admin.internals.MetadataOperationContext;
import org.apache.kafka.clients.admin.internals.RemoveMembersFromConsumerGroupHandler;
import org.apache.kafka.clients.consumer.OffsetAndMetadata;
import org.apache.kafka.clients.consumer.internals.ConsumerProtocol;
import org.apache.kafka.common.Cluster;
import org.apache.kafka.common.ConsumerGroupState;
import org.apache.kafka.common.ElectionType;
import org.apache.kafka.common.KafkaException;
import org.apache.kafka.common.KafkaFuture;
import org.apache.kafka.common.Metric;
import org.apache.kafka.common.MetricName;
import org.apache.kafka.common.Node;
import org.apache.kafka.common.PartitionInfo;
import org.apache.kafka.common.TopicCollection;
import org.apache.kafka.common.TopicCollection.TopicIdCollection;
import org.apache.kafka.common.TopicCollection.TopicNameCollection;
import org.apache.kafka.common.TopicPartition;
import org.apache.kafka.common.TopicPartitionInfo;
import org.apache.kafka.common.TopicPartitionReplica;
import org.apache.kafka.common.Uuid;
import org.apache.kafka.common.acl.AclBinding;
import org.apache.kafka.common.acl.AclBindingFilter;
import org.apache.kafka.common.acl.AclOperation;
import org.apache.kafka.common.annotation.InterfaceStability;
import org.apache.kafka.common.config.ConfigException;
import org.apache.kafka.common.config.ConfigResource;
import org.apache.kafka.common.errors.ApiException;
import org.apache.kafka.common.errors.AuthenticationException;
import org.apache.kafka.common.errors.DisconnectException;
import org.apache.kafka.common.errors.InvalidRequestException;
import org.apache.kafka.common.errors.InvalidTopicException;
import org.apache.kafka.common.errors.KafkaStorageException;
import org.apache.kafka.common.errors.RetriableException;
import org.apache.kafka.common.errors.ThrottlingQuotaExceededException;
import org.apache.kafka.common.errors.TimeoutException;
import org.apache.kafka.common.errors.UnacceptableCredentialException;
import org.apache.kafka.common.errors.UnknownServerException;
import org.apache.kafka.common.errors.UnknownTopicOrPartitionException;
import org.apache.kafka.common.errors.UnsupportedSaslMechanismException;
import org.apache.kafka.common.errors.UnsupportedVersionException;
import org.apache.kafka.common.internals.KafkaFutureImpl;
import org.apache.kafka.common.message.AlterPartitionReassignmentsRequestData;
import org.apache.kafka.common.message.AlterPartitionReassignmentsRequestData.ReassignableTopic;
import org.apache.kafka.common.message.AlterReplicaLogDirsRequestData;
import org.apache.kafka.common.message.AlterReplicaLogDirsRequestData.AlterReplicaLogDir;
import org.apache.kafka.common.message.AlterReplicaLogDirsRequestData.AlterReplicaLogDirTopic;
import org.apache.kafka.common.message.AlterReplicaLogDirsResponseData.AlterReplicaLogDirPartitionResult;
import org.apache.kafka.common.message.AlterReplicaLogDirsResponseData.AlterReplicaLogDirTopicResult;
import org.apache.kafka.common.message.AlterUserScramCredentialsRequestData;
import org.apache.kafka.common.message.ApiVersionsResponseData.FinalizedFeatureKey;
import org.apache.kafka.common.message.ApiVersionsResponseData.SupportedFeatureKey;
import org.apache.kafka.common.message.CreateAclsRequestData;
import org.apache.kafka.common.message.CreateAclsRequestData.AclCreation;
import org.apache.kafka.common.message.CreateAclsResponseData.AclCreationResult;
import org.apache.kafka.common.message.CreateDelegationTokenRequestData;
import org.apache.kafka.common.message.CreateDelegationTokenRequestData.CreatableRenewers;
import org.apache.kafka.common.message.CreateDelegationTokenResponseData;
import org.apache.kafka.common.message.CreatePartitionsRequestData;
import org.apache.kafka.common.message.CreatePartitionsRequestData.CreatePartitionsAssignment;
import org.apache.kafka.common.message.CreatePartitionsRequestData.CreatePartitionsTopic;
import org.apache.kafka.common.message.CreatePartitionsRequestData.CreatePartitionsTopicCollection;
import org.apache.kafka.common.message.CreatePartitionsResponseData.CreatePartitionsTopicResult;
import org.apache.kafka.common.message.CreateTopicsRequestData;
import org.apache.kafka.common.message.CreateTopicsRequestData.CreatableTopicCollection;
import org.apache.kafka.common.message.CreateTopicsResponseData.CreatableTopicConfigs;
import org.apache.kafka.common.message.CreateTopicsResponseData.CreatableTopicResult;
import org.apache.kafka.common.message.DeleteAclsRequestData;
import org.apache.kafka.common.message.DeleteAclsRequestData.DeleteAclsFilter;
import org.apache.kafka.common.message.DeleteAclsResponseData;
import org.apache.kafka.common.message.DeleteAclsResponseData.DeleteAclsFilterResult;
import org.apache.kafka.common.message.DeleteAclsResponseData.DeleteAclsMatchingAcl;
import org.apache.kafka.common.message.DeleteRecordsRequestData;
import org.apache.kafka.common.message.DeleteRecordsRequestData.DeleteRecordsPartition;
import org.apache.kafka.common.message.DeleteRecordsRequestData.DeleteRecordsTopic;
import org.apache.kafka.common.message.DeleteRecordsResponseData;
import org.apache.kafka.common.message.DeleteRecordsResponseData.DeleteRecordsTopicResult;
import org.apache.kafka.common.message.DeleteTopicsRequestData;
import org.apache.kafka.common.message.DeleteTopicsRequestData.DeleteTopicState;
import org.apache.kafka.common.message.DeleteTopicsResponseData.DeletableTopicResult;
import org.apache.kafka.common.message.DescribeClusterRequestData;
import org.apache.kafka.common.message.DescribeConfigsRequestData;
import org.apache.kafka.common.message.DescribeConfigsResponseData;
import org.apache.kafka.common.message.DescribeLogDirsRequestData;
import org.apache.kafka.common.message.DescribeLogDirsRequestData.DescribableLogDirTopic;
import org.apache.kafka.common.message.DescribeLogDirsResponseData;
import org.apache.kafka.common.message.DescribeQuorumResponseData;
import org.apache.kafka.common.message.DescribeUserScramCredentialsRequestData;
import org.apache.kafka.common.message.DescribeUserScramCredentialsRequestData.UserName;
import org.apache.kafka.common.message.DescribeUserScramCredentialsResponseData;
import org.apache.kafka.common.message.ExpireDelegationTokenRequestData;
import org.apache.kafka.common.message.LeaveGroupRequestData.MemberIdentity;
import org.apache.kafka.common.message.ListGroupsRequestData;
import org.apache.kafka.common.message.ListGroupsResponseData;
import org.apache.kafka.common.message.ListOffsetsRequestData.ListOffsetsPartition;
import org.apache.kafka.common.message.ListOffsetsRequestData.ListOffsetsTopic;
import org.apache.kafka.common.message.ListOffsetsResponseData.ListOffsetsPartitionResponse;
import org.apache.kafka.common.message.ListOffsetsResponseData.ListOffsetsTopicResponse;
import org.apache.kafka.common.message.ListPartitionReassignmentsRequestData;
import org.apache.kafka.common.message.MetadataRequestData;
import org.apache.kafka.common.message.RenewDelegationTokenRequestData;
import org.apache.kafka.common.message.UnregisterBrokerRequestData;
import org.apache.kafka.common.message.UpdateFeaturesRequestData;
import org.apache.kafka.common.message.UpdateFeaturesResponseData.UpdatableFeatureResult;
import org.apache.kafka.common.metrics.JmxReporter;
import org.apache.kafka.common.metrics.KafkaMetricsContext;
import org.apache.kafka.common.metrics.MetricConfig;
import org.apache.kafka.common.metrics.Metrics;
import org.apache.kafka.common.metrics.MetricsContext;
import org.apache.kafka.common.metrics.MetricsReporter;
import org.apache.kafka.common.metrics.Sensor;
import org.apache.kafka.common.network.ChannelBuilder;
import org.apache.kafka.common.network.Selector;
import org.apache.kafka.common.protocol.Errors;
import org.apache.kafka.common.quota.ClientQuotaAlteration;
import org.apache.kafka.common.quota.ClientQuotaEntity;
import org.apache.kafka.common.quota.ClientQuotaFilter;
import org.apache.kafka.common.requests.AbstractRequest;
import org.apache.kafka.common.requests.AbstractResponse;
import org.apache.kafka.common.requests.AlterClientQuotasRequest;
import org.apache.kafka.common.requests.AlterClientQuotasResponse;
import org.apache.kafka.common.requests.AlterConfigsRequest;
import org.apache.kafka.common.requests.AlterConfigsResponse;
import org.apache.kafka.common.requests.AlterPartitionReassignmentsRequest;
import org.apache.kafka.common.requests.AlterPartitionReassignmentsResponse;
import org.apache.kafka.common.requests.AlterReplicaLogDirsRequest;
import org.apache.kafka.common.requests.AlterReplicaLogDirsResponse;
import org.apache.kafka.common.requests.AlterUserScramCredentialsRequest;
import org.apache.kafka.common.requests.AlterUserScramCredentialsResponse;
import org.apache.kafka.common.requests.ApiError;
import org.apache.kafka.common.requests.ApiVersionsRequest;
import org.apache.kafka.common.requests.ApiVersionsResponse;
import org.apache.kafka.common.requests.CreateAclsRequest;
import org.apache.kafka.common.requests.CreateAclsResponse;
import org.apache.kafka.common.requests.CreateDelegationTokenRequest;
import org.apache.kafka.common.requests.CreateDelegationTokenResponse;
import org.apache.kafka.common.requests.CreatePartitionsRequest;
import org.apache.kafka.common.requests.CreatePartitionsResponse;
import org.apache.kafka.common.requests.CreateTopicsRequest;
import org.apache.kafka.common.requests.CreateTopicsResponse;
import org.apache.kafka.common.requests.DeleteAclsRequest;
import org.apache.kafka.common.requests.DeleteAclsResponse;
import org.apache.kafka.common.requests.DeleteRecordsRequest;
import org.apache.kafka.common.requests.DeleteRecordsResponse;
import org.apache.kafka.common.requests.DeleteTopicsRequest;
import org.apache.kafka.common.requests.DeleteTopicsResponse;
import org.apache.kafka.common.requests.DescribeAclsRequest;
import org.apache.kafka.common.requests.DescribeAclsResponse;
import org.apache.kafka.common.requests.DescribeClientQuotasRequest;
import org.apache.kafka.common.requests.DescribeClientQuotasResponse;
import org.apache.kafka.common.requests.DescribeClusterRequest;
import org.apache.kafka.common.requests.DescribeClusterResponse;
import org.apache.kafka.common.requests.DescribeConfigsRequest;
import org.apache.kafka.common.requests.DescribeConfigsResponse;
import org.apache.kafka.common.requests.DescribeDelegationTokenRequest;
import org.apache.kafka.common.requests.DescribeDelegationTokenResponse;
import org.apache.kafka.common.requests.DescribeLogDirsRequest;
import org.apache.kafka.common.requests.DescribeLogDirsResponse;
import org.apache.kafka.common.requests.DescribeUserScramCredentialsRequest;
import org.apache.kafka.common.requests.DescribeUserScramCredentialsResponse;
import org.apache.kafka.common.requests.DescribeQuorumRequest;
import org.apache.kafka.common.requests.DescribeQuorumRequest.Builder;
import org.apache.kafka.common.requests.DescribeQuorumResponse;
import org.apache.kafka.common.requests.ElectLeadersRequest;
import org.apache.kafka.common.requests.ElectLeadersResponse;
import org.apache.kafka.common.requests.ExpireDelegationTokenRequest;
import org.apache.kafka.common.requests.ExpireDelegationTokenResponse;
import org.apache.kafka.common.requests.IncrementalAlterConfigsRequest;
import org.apache.kafka.common.requests.IncrementalAlterConfigsResponse;
import org.apache.kafka.common.requests.JoinGroupRequest;
import org.apache.kafka.common.requests.ListGroupsRequest;
import org.apache.kafka.common.requests.ListGroupsResponse;
import org.apache.kafka.common.requests.ListOffsetsRequest;
import org.apache.kafka.common.requests.ListOffsetsResponse;
import org.apache.kafka.common.requests.ListPartitionReassignmentsRequest;
import org.apache.kafka.common.requests.ListPartitionReassignmentsResponse;
import org.apache.kafka.common.requests.MetadataRequest;
import org.apache.kafka.common.requests.MetadataResponse;
import org.apache.kafka.common.requests.RenewDelegationTokenRequest;
import org.apache.kafka.common.requests.RenewDelegationTokenResponse;
import org.apache.kafka.common.requests.UnregisterBrokerRequest;
import org.apache.kafka.common.requests.UnregisterBrokerResponse;
import org.apache.kafka.common.requests.UpdateFeaturesRequest;
import org.apache.kafka.common.requests.UpdateFeaturesResponse;
import org.apache.kafka.common.security.auth.KafkaPrincipal;
import org.apache.kafka.common.security.scram.internals.ScramFormatter;
import org.apache.kafka.common.security.token.delegation.DelegationToken;
import org.apache.kafka.common.security.token.delegation.TokenInformation;
import org.apache.kafka.common.utils.AppInfoParser;
import org.apache.kafka.common.utils.KafkaThread;
import org.apache.kafka.common.utils.LogContext;
import org.apache.kafka.common.utils.ProducerIdAndEpoch;
import org.apache.kafka.common.utils.Time;
import org.apache.kafka.common.utils.Utils;
import org.slf4j.Logger;
import java.net.InetSocketAddress;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.time.Duration;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.OptionalLong;
import java.util.Set;
import java.util.TreeMap;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;
import java.util.function.Function;
import java.util.function.Predicate;
import java.util.function.Supplier;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static org.apache.kafka.common.internals.Topic.METADATA_TOPIC_NAME;
import static org.apache.kafka.common.internals.Topic.METADATA_TOPIC_PARTITION;
import static org.apache.kafka.common.message.AlterPartitionReassignmentsRequestData.ReassignablePartition;
import static org.apache.kafka.common.message.AlterPartitionReassignmentsResponseData.ReassignablePartitionResponse;
import static org.apache.kafka.common.message.AlterPartitionReassignmentsResponseData.ReassignableTopicResponse;
import static org.apache.kafka.common.message.ListPartitionReassignmentsRequestData.ListPartitionReassignmentsTopics;
import static org.apache.kafka.common.message.ListPartitionReassignmentsResponseData.OngoingPartitionReassignment;
import static org.apache.kafka.common.message.ListPartitionReassignmentsResponseData.OngoingTopicReassignment;
import static org.apache.kafka.common.requests.MetadataRequest.convertToMetadataRequestTopic;
import static org.apache.kafka.common.requests.MetadataRequest.convertTopicIdsToMetadataRequestTopic;
import static org.apache.kafka.common.utils.Utils.closeQuietly;
/**
* The default implementation of {@link Admin}. An instance of this class is created by invoking one of the
* {@code create()} methods in {@code AdminClient}. Users should not refer to this class directly.
*
* <p>
* This class is thread-safe.
* </p>
* The API of this class is evolving, see {@link Admin} for details.
*/
@InterfaceStability.Evolving
public class KafkaAdminClient extends AdminClient {
/**
* The next integer to use to name a KafkaAdminClient which the user hasn't specified an explicit name for.
*/
private static final AtomicInteger ADMIN_CLIENT_ID_SEQUENCE = new AtomicInteger(1);
/**
* The prefix to use for the JMX metrics for this class
*/
private static final String JMX_PREFIX = "kafka.admin.client";
/**
* An invalid shutdown time which indicates that a shutdown has not yet been performed.
*/
private static final long INVALID_SHUTDOWN_TIME = -1;
/**
* The default reason for a LeaveGroupRequest.
*/
static final String DEFAULT_LEAVE_GROUP_REASON = "member was removed by an admin";
/**
* Thread name prefix for admin client network thread
*/
static final String NETWORK_THREAD_PREFIX = "kafka-admin-client-thread";
private final Logger log;
private final LogContext logContext;
/**
* The default timeout to use for an operation.
*/
private final int defaultApiTimeoutMs;
/**
* The timeout to use for a single request.
*/
private final int requestTimeoutMs;
/**
* The name of this AdminClient instance.
*/
private final String clientId;
/**
* Provides the time.
*/
private final Time time;
/**
* The cluster metadata manager used by the KafkaClient.
*/
private final AdminMetadataManager metadataManager;
/**
* The metrics for this KafkaAdminClient.
*/
private final Metrics metrics;
/**
* The network client to use.
*/
private final KafkaClient client;
/**
* The runnable used in the service thread for this admin client.
*/
private final AdminClientRunnable runnable;
/**
* The network service thread for this admin client.
*/
private final Thread thread;
/**
* During a close operation, this is the time at which we will time out all pending operations
* and force the RPC thread to exit. If the admin client is not closing, this will be 0.
*/
private final AtomicLong hardShutdownTimeMs = new AtomicLong(INVALID_SHUTDOWN_TIME);
/**
* A factory which creates TimeoutProcessors for the RPC thread.
*/
private final TimeoutProcessorFactory timeoutProcessorFactory;
private final int maxRetries;
private final long retryBackoffMs;
/**
* Get or create a list value from a map.
*
* @param map The map to get or create the element from.
* @param key The key.
* @param <K> The key type.
* @param <V> The value type.
* @return The list value.
*/
static <K, V> List<V> getOrCreateListValue(Map<K, List<V>> map, K key) {
return map.computeIfAbsent(key, k -> new LinkedList<>());
}
/**
* Send an exception to every element in a collection of KafkaFutureImpls.
*
* @param futures The collection of KafkaFutureImpl objects.
* @param exc The exception
* @param <T> The KafkaFutureImpl result type.
*/
private static <T> void completeAllExceptionally(Collection<KafkaFutureImpl<T>> futures, Throwable exc) {
completeAllExceptionally(futures.stream(), exc);
}
/**
* Send an exception to all futures in the provided stream
*
* @param futures The stream of KafkaFutureImpl objects.
* @param exc The exception
* @param <T> The KafkaFutureImpl result type.
*/
private static <T> void completeAllExceptionally(Stream<KafkaFutureImpl<T>> futures, Throwable exc) {
futures.forEach(future -> future.completeExceptionally(exc));
}
/**
* Get the current time remaining before a deadline as an integer.
*
* @param now The current time in milliseconds.
* @param deadlineMs The deadline time in milliseconds.
* @return The time delta in milliseconds.
*/
static int calcTimeoutMsRemainingAsInt(long now, long deadlineMs) {
long deltaMs = deadlineMs - now;
if (deltaMs > Integer.MAX_VALUE)
deltaMs = Integer.MAX_VALUE;
else if (deltaMs < Integer.MIN_VALUE)
deltaMs = Integer.MIN_VALUE;
return (int) deltaMs;
}
/**
* Generate the client id based on the configuration.
*
* @param config The configuration
*
* @return The client id
*/
static String generateClientId(AdminClientConfig config) {
String clientId = config.getString(AdminClientConfig.CLIENT_ID_CONFIG);
if (!clientId.isEmpty())
return clientId;
return "adminclient-" + ADMIN_CLIENT_ID_SEQUENCE.getAndIncrement();
}
/**
* Get the deadline for a particular call.
*
* @param now The current time in milliseconds.
* @param optionTimeoutMs The timeout option given by the user.
*
* @return The deadline in milliseconds.
*/
private long calcDeadlineMs(long now, Integer optionTimeoutMs) {
if (optionTimeoutMs != null)
return now + Math.max(0, optionTimeoutMs);
return now + defaultApiTimeoutMs;
}
/**
* Pretty-print an exception.
*
* @param throwable The exception.
*
* @return A compact human-readable string.
*/
static String prettyPrintException(Throwable throwable) {
if (throwable == null)
return "Null exception.";
if (throwable.getMessage() != null) {
return throwable.getClass().getSimpleName() + ": " + throwable.getMessage();
}
return throwable.getClass().getSimpleName();
}
static KafkaAdminClient createInternal(AdminClientConfig config, TimeoutProcessorFactory timeoutProcessorFactory) {
return createInternal(config, timeoutProcessorFactory, null);
}
static KafkaAdminClient createInternal(AdminClientConfig config, TimeoutProcessorFactory timeoutProcessorFactory,
HostResolver hostResolver) {
Metrics metrics = null;
NetworkClient networkClient = null;
Time time = Time.SYSTEM;
String clientId = generateClientId(config);
ChannelBuilder channelBuilder = null;
Selector selector = null;
ApiVersions apiVersions = new ApiVersions();
LogContext logContext = createLogContext(clientId);
try {
// Since we only request node information, it's safe to pass true for allowAutoTopicCreation (and it
// simplifies communication with older brokers)
AdminMetadataManager metadataManager = new AdminMetadataManager(logContext,
config.getLong(AdminClientConfig.RETRY_BACKOFF_MS_CONFIG),
config.getLong(AdminClientConfig.METADATA_MAX_AGE_CONFIG));
List<InetSocketAddress> addresses = ClientUtils.parseAndValidateAddresses(
config.getList(AdminClientConfig.BOOTSTRAP_SERVERS_CONFIG),
config.getString(AdminClientConfig.CLIENT_DNS_LOOKUP_CONFIG));
metadataManager.update(Cluster.bootstrap(addresses), time.milliseconds());
List<MetricsReporter> reporters = config.getConfiguredInstances(AdminClientConfig.METRIC_REPORTER_CLASSES_CONFIG,
MetricsReporter.class,
Collections.singletonMap(AdminClientConfig.CLIENT_ID_CONFIG, clientId));
Map<String, String> metricTags = Collections.singletonMap("client-id", clientId);
MetricConfig metricConfig = new MetricConfig().samples(config.getInt(AdminClientConfig.METRICS_NUM_SAMPLES_CONFIG))
.timeWindow(config.getLong(AdminClientConfig.METRICS_SAMPLE_WINDOW_MS_CONFIG), TimeUnit.MILLISECONDS)
.recordLevel(Sensor.RecordingLevel.forName(config.getString(AdminClientConfig.METRICS_RECORDING_LEVEL_CONFIG)))
.tags(metricTags);
JmxReporter jmxReporter = new JmxReporter();
jmxReporter.configure(config.originals());
reporters.add(jmxReporter);
MetricsContext metricsContext = new KafkaMetricsContext(JMX_PREFIX,
config.originalsWithPrefix(CommonClientConfigs.METRICS_CONTEXT_PREFIX));
metrics = new Metrics(metricConfig, reporters, time, metricsContext);
String metricGrpPrefix = "admin-client";
channelBuilder = ClientUtils.createChannelBuilder(config, time, logContext);
selector = new Selector(config.getLong(AdminClientConfig.CONNECTIONS_MAX_IDLE_MS_CONFIG),
metrics, time, metricGrpPrefix, channelBuilder, logContext);
networkClient = new NetworkClient(
metadataManager.updater(),
null,
selector,
clientId,
1,
config.getLong(AdminClientConfig.RECONNECT_BACKOFF_MS_CONFIG),
config.getLong(AdminClientConfig.RECONNECT_BACKOFF_MAX_MS_CONFIG),
config.getInt(AdminClientConfig.SEND_BUFFER_CONFIG),
config.getInt(AdminClientConfig.RECEIVE_BUFFER_CONFIG),
(int) TimeUnit.HOURS.toMillis(1),
config.getLong(AdminClientConfig.SOCKET_CONNECTION_SETUP_TIMEOUT_MS_CONFIG),
config.getLong(AdminClientConfig.SOCKET_CONNECTION_SETUP_TIMEOUT_MAX_MS_CONFIG),
time,
true,
apiVersions,
null,
logContext,
(hostResolver == null) ? new DefaultHostResolver() : hostResolver);
return new KafkaAdminClient(config, clientId, time, metadataManager, metrics, networkClient,
timeoutProcessorFactory, logContext);
} catch (Throwable exc) {
closeQuietly(metrics, "Metrics");
closeQuietly(networkClient, "NetworkClient");
closeQuietly(selector, "Selector");
closeQuietly(channelBuilder, "ChannelBuilder");
throw new KafkaException("Failed to create new KafkaAdminClient", exc);
}
}
static KafkaAdminClient createInternal(AdminClientConfig config,
AdminMetadataManager metadataManager,
KafkaClient client,
Time time) {
Metrics metrics = null;
String clientId = generateClientId(config);
try {
metrics = new Metrics(new MetricConfig(), new LinkedList<>(), time);
LogContext logContext = createLogContext(clientId);
return new KafkaAdminClient(config, clientId, time, metadataManager, metrics,
client, null, logContext);
} catch (Throwable exc) {
closeQuietly(metrics, "Metrics");
throw new KafkaException("Failed to create new KafkaAdminClient", exc);
}
}
static LogContext createLogContext(String clientId) {
return new LogContext("[AdminClient clientId=" + clientId + "] ");
}
private KafkaAdminClient(AdminClientConfig config,
String clientId,
Time time,
AdminMetadataManager metadataManager,
Metrics metrics,
KafkaClient client,
TimeoutProcessorFactory timeoutProcessorFactory,
LogContext logContext) {
this.clientId = clientId;
this.log = logContext.logger(KafkaAdminClient.class);
this.logContext = logContext;
this.requestTimeoutMs = config.getInt(AdminClientConfig.REQUEST_TIMEOUT_MS_CONFIG);
this.defaultApiTimeoutMs = configureDefaultApiTimeoutMs(config);
this.time = time;
this.metadataManager = metadataManager;
this.metrics = metrics;
this.client = client;
this.runnable = new AdminClientRunnable();
String threadName = NETWORK_THREAD_PREFIX + " | " + clientId;
this.thread = new KafkaThread(threadName, runnable, true);
this.timeoutProcessorFactory = (timeoutProcessorFactory == null) ?
new TimeoutProcessorFactory() : timeoutProcessorFactory;
this.maxRetries = config.getInt(AdminClientConfig.RETRIES_CONFIG);
this.retryBackoffMs = config.getLong(AdminClientConfig.RETRY_BACKOFF_MS_CONFIG);
config.logUnused();
AppInfoParser.registerAppInfo(JMX_PREFIX, clientId, metrics, time.milliseconds());
log.debug("Kafka admin client initialized");
thread.start();
}
/**
* If a default.api.timeout.ms has been explicitly specified, raise an error if it conflicts with request.timeout.ms.
* If no default.api.timeout.ms has been configured, then set its value as the max of the default and request.timeout.ms. Also we should probably log a warning.
* Otherwise, use the provided values for both configurations.
*
* @param config The configuration
*/
private int configureDefaultApiTimeoutMs(AdminClientConfig config) {
int requestTimeoutMs = config.getInt(AdminClientConfig.REQUEST_TIMEOUT_MS_CONFIG);
int defaultApiTimeoutMs = config.getInt(AdminClientConfig.DEFAULT_API_TIMEOUT_MS_CONFIG);
if (defaultApiTimeoutMs < requestTimeoutMs) {
if (config.originals().containsKey(AdminClientConfig.DEFAULT_API_TIMEOUT_MS_CONFIG)) {
throw new ConfigException("The specified value of " + AdminClientConfig.DEFAULT_API_TIMEOUT_MS_CONFIG +
" must be no smaller than the value of " + AdminClientConfig.REQUEST_TIMEOUT_MS_CONFIG + ".");
} else {
log.warn("Overriding the default value for {} ({}) with the explicitly configured request timeout {}",
AdminClientConfig.DEFAULT_API_TIMEOUT_MS_CONFIG, this.defaultApiTimeoutMs,
requestTimeoutMs);
return requestTimeoutMs;
}
}
return defaultApiTimeoutMs;
}
@Override
public void close(Duration timeout) {
long waitTimeMs = timeout.toMillis();
if (waitTimeMs < 0)
throw new IllegalArgumentException("The timeout cannot be negative.");
waitTimeMs = Math.min(TimeUnit.DAYS.toMillis(365), waitTimeMs); // Limit the timeout to a year.
long now = time.milliseconds();
long newHardShutdownTimeMs = now + waitTimeMs;
long prev = INVALID_SHUTDOWN_TIME;
while (true) {
if (hardShutdownTimeMs.compareAndSet(prev, newHardShutdownTimeMs)) {
if (prev == INVALID_SHUTDOWN_TIME) {
log.debug("Initiating close operation.");
} else {
log.debug("Moving hard shutdown time forward.");
}
client.wakeup(); // Wake the thread, if it is blocked inside poll().
break;
}
prev = hardShutdownTimeMs.get();
if (prev < newHardShutdownTimeMs) {
log.debug("Hard shutdown time is already earlier than requested.");
newHardShutdownTimeMs = prev;
break;
}
}
if (log.isDebugEnabled()) {
long deltaMs = Math.max(0, newHardShutdownTimeMs - time.milliseconds());
log.debug("Waiting for the I/O thread to exit. Hard shutdown in {} ms.", deltaMs);
}
try {
// close() can be called by AdminClient thread when it invokes callback. That will
// cause deadlock, so check for that condition.
if (Thread.currentThread() != thread) {
// Wait for the thread to be joined.
thread.join(waitTimeMs);
}
log.debug("Kafka admin client closed.");
} catch (InterruptedException e) {
log.debug("Interrupted while joining I/O thread", e);
Thread.currentThread().interrupt();
}
}
/**
* An interface for providing a node for a call.
*/
private interface NodeProvider {
Node provide();
}
private class MetadataUpdateNodeIdProvider implements NodeProvider {
@Override
public Node provide() {
return client.leastLoadedNode(time.milliseconds());
}
}
private class ConstantNodeIdProvider implements NodeProvider {
private final int nodeId;
ConstantNodeIdProvider(int nodeId) {
this.nodeId = nodeId;
}
@Override
public Node provide() {
if (metadataManager.isReady() &&
(metadataManager.nodeById(nodeId) != null)) {
return metadataManager.nodeById(nodeId);
}
// If we can't find the node with the given constant ID, we schedule a
// metadata update and hope it appears. This behavior is useful for avoiding
// flaky behavior in tests when the cluster is starting up and not all nodes
// have appeared.
metadataManager.requestUpdate();
return null;
}
}
/**
* Provides the controller node.
*/
private class ControllerNodeProvider implements NodeProvider {
@Override
public Node provide() {
if (metadataManager.isReady() &&
(metadataManager.controller() != null)) {
return metadataManager.controller();
}
metadataManager.requestUpdate();
return null;
}
}
/**
* Provides the least loaded node.
*/
private class LeastLoadedNodeProvider implements NodeProvider {
@Override
public Node provide() {
if (metadataManager.isReady()) {
// This may return null if all nodes are busy.
// In that case, we will postpone node assignment.
return client.leastLoadedNode(time.milliseconds());
}
metadataManager.requestUpdate();
return null;
}
}
abstract class Call {
private final boolean internal;
private final String callName;
private final long deadlineMs;
private final NodeProvider nodeProvider;
protected int tries;
private Node curNode = null;
private long nextAllowedTryMs;
Call(boolean internal,
String callName,
long nextAllowedTryMs,
int tries,
long deadlineMs,
NodeProvider nodeProvider
) {
this.internal = internal;
this.callName = callName;
this.nextAllowedTryMs = nextAllowedTryMs;
this.tries = tries;
this.deadlineMs = deadlineMs;
this.nodeProvider = nodeProvider;
}
Call(boolean internal, String callName, long deadlineMs, NodeProvider nodeProvider) {
this(internal, callName, 0, 0, deadlineMs, nodeProvider);
}
Call(String callName, long deadlineMs, NodeProvider nodeProvider) {
this(false, callName, 0, 0, deadlineMs, nodeProvider);
}
Call(String callName, long nextAllowedTryMs, int tries, long deadlineMs, NodeProvider nodeProvider) {
this(false, callName, nextAllowedTryMs, tries, deadlineMs, nodeProvider);
}
protected Node curNode() {
return curNode;
}
/**
* Handle a failure.
*
* Depending on what the exception is and how many times we have already tried, we may choose to
* fail the Call, or retry it. It is important to print the stack traces here in some cases,
* since they are not necessarily preserved in ApiVersionException objects.
*
* @param now The current time in milliseconds.
* @param throwable The failure exception.
*/
final void fail(long now, Throwable throwable) {
if (curNode != null) {
runnable.nodeReadyDeadlines.remove(curNode);
curNode = null;
}
// If the admin client is closing, we can't retry.
if (runnable.closing) {
handleFailure(throwable);
return;
}
// If this is an UnsupportedVersionException that we can retry, do so. Note that a
// protocol downgrade will not count against the total number of retries we get for
// this RPC. That is why 'tries' is not incremented.
if ((throwable instanceof UnsupportedVersionException) &&
handleUnsupportedVersionException((UnsupportedVersionException) throwable)) {
log.debug("{} attempting protocol downgrade and then retry.", this);
runnable.pendingCalls.add(this);
return;
}
tries++;
nextAllowedTryMs = now + retryBackoffMs;
// If the call has timed out, fail.
if (calcTimeoutMsRemainingAsInt(now, deadlineMs) <= 0) {
handleTimeoutFailure(now, throwable);
return;
}
// If the exception is not retriable, fail.
if (!(throwable instanceof RetriableException)) {
if (log.isDebugEnabled()) {
log.debug("{} failed with non-retriable exception after {} attempt(s)", this, tries,
new Exception(prettyPrintException(throwable)));
}
handleFailure(throwable);
return;
}
// If we are out of retries, fail.
if (tries > maxRetries) {
handleTimeoutFailure(now, throwable);
return;
}
if (log.isDebugEnabled()) {
log.debug("{} failed: {}. Beginning retry #{}",
this, prettyPrintException(throwable), tries);
}
maybeRetry(now, throwable);
}
void maybeRetry(long now, Throwable throwable) {
runnable.pendingCalls.add(this);
}
private void handleTimeoutFailure(long now, Throwable cause) {
if (log.isDebugEnabled()) {
log.debug("{} timed out at {} after {} attempt(s)", this, now, tries,
new Exception(prettyPrintException(cause)));
}
if (cause instanceof TimeoutException) {
handleFailure(cause);
} else {
handleFailure(new TimeoutException(this + " timed out at " + now
+ " after " + tries + " attempt(s)", cause));
}
}
/**
* Create an AbstractRequest.Builder for this Call.
*
* @param timeoutMs The timeout in milliseconds.
*
* @return The AbstractRequest builder.
*/
abstract AbstractRequest.Builder<?> createRequest(int timeoutMs);
/**
* Process the call response.
*
* @param abstractResponse The AbstractResponse.
*
*/
abstract void handleResponse(AbstractResponse abstractResponse);
/**
* Handle a failure. This will only be called if the failure exception was not
* retriable, or if we hit a timeout.
*
* @param throwable The exception.
*/
abstract void handleFailure(Throwable throwable);
/**
* Handle an UnsupportedVersionException.
*
* @param exception The exception.
*
* @return True if the exception can be handled; false otherwise.
*/
boolean handleUnsupportedVersionException(UnsupportedVersionException exception) {
return false;
}
@Override
public String toString() {
return "Call(callName=" + callName + ", deadlineMs=" + deadlineMs +
", tries=" + tries + ", nextAllowedTryMs=" + nextAllowedTryMs + ")";
}
public boolean isInternal() {
return internal;
}
}
static class TimeoutProcessorFactory {
TimeoutProcessor create(long now) {
return new TimeoutProcessor(now);
}
}
static class TimeoutProcessor {
/**
* The current time in milliseconds.
*/
private final long now;
/**
* The number of milliseconds until the next timeout.
*/
private int nextTimeoutMs;
/**
* Create a new timeout processor.
*
* @param now The current time in milliseconds since the epoch.
*/
TimeoutProcessor(long now) {
this.now = now;
this.nextTimeoutMs = Integer.MAX_VALUE;
}
/**
* Check for calls which have timed out.
* Timed out calls will be removed and failed.
* The remaining milliseconds until the next timeout will be updated.
*
* @param calls The collection of calls.
*
* @return The number of calls which were timed out.
*/
int handleTimeouts(Collection<Call> calls, String msg) {
int numTimedOut = 0;
for (Iterator<Call> iter = calls.iterator(); iter.hasNext(); ) {
Call call = iter.next();
int remainingMs = calcTimeoutMsRemainingAsInt(now, call.deadlineMs);
if (remainingMs < 0) {
call.fail(now, new TimeoutException(msg + " Call: " + call.callName));
iter.remove();
numTimedOut++;
} else {
nextTimeoutMs = Math.min(nextTimeoutMs, remainingMs);
}
}
return numTimedOut;
}
/**
* Check whether a call should be timed out.
* The remaining milliseconds until the next timeout will be updated.
*
* @param call The call.
*
* @return True if the call should be timed out.
*/
boolean callHasExpired(Call call) {
int remainingMs = calcTimeoutMsRemainingAsInt(now, call.deadlineMs);
if (remainingMs < 0)
return true;
nextTimeoutMs = Math.min(nextTimeoutMs, remainingMs);
return false;
}
int nextTimeoutMs() {
return nextTimeoutMs;
}
}
private final class AdminClientRunnable implements Runnable {
/**
* Calls which have not yet been assigned to a node.
* Only accessed from this thread.
*/
private final ArrayList<Call> pendingCalls = new ArrayList<>();
/**
* Maps nodes to calls that we want to send.
* Only accessed from this thread.
*/
private final Map<Node, List<Call>> callsToSend = new HashMap<>();
/**
* Maps node ID strings to calls that have been sent.
* Only accessed from this thread.
*/
private final Map<String, Call> callsInFlight = new HashMap<>();
/**
* Maps correlation IDs to calls that have been sent.