forked from apache/pulsar
-
Notifications
You must be signed in to change notification settings - Fork 0
/
NamespacesBase.java
2817 lines (2538 loc) · 138 KB
/
NamespacesBase.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.pulsar.broker.admin.impl;
import static org.apache.commons.lang3.StringUtils.isBlank;
import static org.apache.pulsar.common.policies.data.PoliciesUtil.defaultBundle;
import static org.apache.pulsar.common.policies.data.PoliciesUtil.getBundles;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import com.google.common.collect.Sets.SetView;
import java.lang.reflect.Field;
import java.net.URI;
import java.net.URL;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.Set;
import java.util.SortedSet;
import java.util.TreeSet;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.Function;
import java.util.stream.Collectors;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.container.AsyncResponse;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import javax.ws.rs.core.UriBuilder;
import org.apache.commons.collections4.ListUtils;
import org.apache.commons.lang.mutable.MutableObject;
import org.apache.commons.lang3.StringUtils;
import org.apache.pulsar.broker.PulsarServerException;
import org.apache.pulsar.broker.admin.AdminResource;
import org.apache.pulsar.broker.authorization.AuthorizationService;
import org.apache.pulsar.broker.service.BrokerServiceException.SubscriptionBusyException;
import org.apache.pulsar.broker.service.Subscription;
import org.apache.pulsar.broker.service.Topic;
import org.apache.pulsar.broker.service.persistent.PersistentReplicator;
import org.apache.pulsar.broker.service.persistent.PersistentTopic;
import org.apache.pulsar.broker.web.RestException;
import org.apache.pulsar.client.admin.PulsarAdminException;
import org.apache.pulsar.client.api.SubscriptionType;
import org.apache.pulsar.common.api.proto.CommandGetTopicsOfNamespace;
import org.apache.pulsar.common.naming.NamedEntity;
import org.apache.pulsar.common.naming.NamespaceBundle;
import org.apache.pulsar.common.naming.NamespaceBundleFactory;
import org.apache.pulsar.common.naming.NamespaceBundleSplitAlgorithm;
import org.apache.pulsar.common.naming.NamespaceBundles;
import org.apache.pulsar.common.naming.NamespaceName;
import org.apache.pulsar.common.naming.TopicDomain;
import org.apache.pulsar.common.naming.TopicName;
import org.apache.pulsar.common.policies.data.AuthAction;
import org.apache.pulsar.common.policies.data.AutoSubscriptionCreationOverride;
import org.apache.pulsar.common.policies.data.AutoTopicCreationOverride;
import org.apache.pulsar.common.policies.data.BacklogQuota;
import org.apache.pulsar.common.policies.data.BacklogQuota.BacklogQuotaType;
import org.apache.pulsar.common.policies.data.BookieAffinityGroupData;
import org.apache.pulsar.common.policies.data.BundlesData;
import org.apache.pulsar.common.policies.data.ClusterData;
import org.apache.pulsar.common.policies.data.DelayedDeliveryPolicies;
import org.apache.pulsar.common.policies.data.DispatchRate;
import org.apache.pulsar.common.policies.data.InactiveTopicPolicies;
import org.apache.pulsar.common.policies.data.LocalPolicies;
import org.apache.pulsar.common.policies.data.NamespaceOperation;
import org.apache.pulsar.common.policies.data.OffloadPoliciesImpl;
import org.apache.pulsar.common.policies.data.PersistencePolicies;
import org.apache.pulsar.common.policies.data.Policies;
import org.apache.pulsar.common.policies.data.PolicyName;
import org.apache.pulsar.common.policies.data.PolicyOperation;
import org.apache.pulsar.common.policies.data.PublishRate;
import org.apache.pulsar.common.policies.data.RetentionPolicies;
import org.apache.pulsar.common.policies.data.SchemaAutoUpdateCompatibilityStrategy;
import org.apache.pulsar.common.policies.data.SchemaCompatibilityStrategy;
import org.apache.pulsar.common.policies.data.SubscribeRate;
import org.apache.pulsar.common.policies.data.SubscriptionAuthMode;
import org.apache.pulsar.common.policies.data.TenantOperation;
import org.apache.pulsar.common.policies.data.TopicType;
import org.apache.pulsar.common.policies.data.ValidateResult;
import org.apache.pulsar.common.policies.data.impl.AutoTopicCreationOverrideImpl;
import org.apache.pulsar.common.policies.data.impl.DispatchRateImpl;
import org.apache.pulsar.common.util.FutureUtil;
import org.apache.pulsar.metadata.api.MetadataStoreException.AlreadyExistsException;
import org.apache.pulsar.metadata.api.MetadataStoreException.BadVersionException;
import org.apache.pulsar.metadata.api.MetadataStoreException.NotFoundException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public abstract class NamespacesBase extends AdminResource {
protected List<String> internalGetTenantNamespaces(String tenant) {
checkNotNull(tenant, "Tenant should not be null");
try {
NamedEntity.checkName(tenant);
} catch (IllegalArgumentException e) {
log.warn("[{}] Tenant name is invalid {}", clientAppId(), tenant, e);
throw new RestException(Status.PRECONDITION_FAILED, "Tenant name is not valid");
}
validateTenantOperation(tenant, TenantOperation.LIST_NAMESPACES);
try {
if (!tenantResources().tenantExists(tenant)) {
throw new RestException(Status.NOT_FOUND, "Tenant not found");
}
return tenantResources().getListOfNamespaces(tenant);
} catch (Exception e) {
log.error("[{}] Failed to get namespaces list: {}", clientAppId(), e);
throw new RestException(e);
}
}
protected void internalCreateNamespace(Policies policies) {
validateTenantOperation(namespaceName.getTenant(), TenantOperation.CREATE_NAMESPACE);
validatePoliciesReadOnlyAccess();
validatePolicies(namespaceName, policies);
try {
int maxNamespacesPerTenant = pulsar().getConfiguration().getMaxNamespacesPerTenant();
// no distributed locks are added here.In a concurrent scenario, the threshold will be exceeded.
if (maxNamespacesPerTenant > 0) {
List<String> namespaces = tenantResources().getListOfNamespaces(namespaceName.getTenant());
if (namespaces != null && namespaces.size() > maxNamespacesPerTenant) {
throw new RestException(Status.PRECONDITION_FAILED,
"Exceed the maximum number of namespace in tenant :" + namespaceName.getTenant());
}
}
namespaceResources().createPolicies(namespaceName, policies);
log.info("[{}] Created namespace {}", clientAppId(), namespaceName);
} catch (AlreadyExistsException e) {
log.warn("[{}] Failed to create namespace {} - already exists", clientAppId(), namespaceName);
throw new RestException(Status.CONFLICT, "Namespace already exists");
} catch (Exception e) {
log.error("[{}] Failed to create namespace {}", clientAppId(), namespaceName, e);
throw new RestException(e);
}
}
protected void internalDeleteNamespace(AsyncResponse asyncResponse, boolean authoritative, boolean force) {
if (force) {
internalDeleteNamespaceForcefully(asyncResponse, authoritative);
} else {
internalDeleteNamespace(asyncResponse, authoritative);
}
}
protected CompletableFuture<List<String>> internalGetListOfTopics(Policies policies,
CommandGetTopicsOfNamespace.Mode mode) {
switch (mode) {
case ALL:
return pulsar().getNamespaceService().getListOfPersistentTopics(namespaceName)
.thenCombine(internalGetNonPersistentTopics(policies),
(persistentTopics, nonPersistentTopics) ->
ListUtils.union(persistentTopics, nonPersistentTopics));
case NON_PERSISTENT:
return internalGetNonPersistentTopics(policies);
case PERSISTENT:
default:
return pulsar().getNamespaceService().getListOfPersistentTopics(namespaceName);
}
}
protected CompletableFuture<List<String>> internalGetNonPersistentTopics(Policies policies) {
final List<CompletableFuture<List<String>>> futures = Lists.newArrayList();
final List<String> boundaries = policies.bundles.getBoundaries();
for (int i = 0; i < boundaries.size() - 1; i++) {
final String bundle = String.format("%s_%s", boundaries.get(i), boundaries.get(i + 1));
try {
futures.add(pulsar().getAdminClient().topics()
.getListInBundleAsync(namespaceName.toString(), bundle));
} catch (PulsarServerException e) {
throw new RestException(e);
}
}
return FutureUtil.waitForAll(futures)
.thenApply(__ -> {
final List<String> topics = Lists.newArrayList();
for (int i = 0; i < futures.size(); i++) {
List<String> topicList = futures.get(i).join();
if (topicList != null) {
topics.addAll(topicList);
}
}
return topics.stream().filter(name -> !TopicName.get(name).isPersistent())
.collect(Collectors.toList());
});
}
@SuppressWarnings("deprecation")
protected void internalDeleteNamespace(AsyncResponse asyncResponse, boolean authoritative) {
validateTenantOperation(namespaceName.getTenant(), TenantOperation.DELETE_NAMESPACE);
validatePoliciesReadOnlyAccess();
// ensure that non-global namespace is directed to the correct cluster
if (!namespaceName.isGlobal()) {
validateClusterOwnership(namespaceName.getCluster());
}
Policies policies = null;
// ensure the local cluster is the only cluster for the global namespace configuration
try {
policies = namespaceResources().getPolicies(namespaceName).orElseThrow(
() -> new RestException(Status.NOT_FOUND, "Namespace " + namespaceName + " does not exist."));
if (namespaceName.isGlobal()) {
if (policies.replication_clusters.size() > 1) {
// There are still more than one clusters configured for the global namespace
throw new RestException(Status.PRECONDITION_FAILED, "Cannot delete the global namespace "
+ namespaceName + ". There are still more than one replication clusters configured.");
}
if (policies.replication_clusters.size() == 1
&& !policies.replication_clusters.contains(config().getClusterName())) {
// the only replication cluster is other cluster, redirect
String replCluster = Lists.newArrayList(policies.replication_clusters).get(0);
ClusterData replClusterData = clusterResources().getCluster(replCluster)
.orElseThrow(() -> new RestException(Status.NOT_FOUND,
"Cluster " + replCluster + " does not exist"));
URL replClusterUrl;
if (!config().isTlsEnabled() || !isRequestHttps()) {
replClusterUrl = new URL(replClusterData.getServiceUrl());
} else if (StringUtils.isNotBlank(replClusterData.getServiceUrlTls())) {
replClusterUrl = new URL(replClusterData.getServiceUrlTls());
} else {
throw new RestException(Status.PRECONDITION_FAILED,
"The replication cluster does not provide TLS encrypted service");
}
URI redirect = UriBuilder.fromUri(uri.getRequestUri()).host(replClusterUrl.getHost())
.port(replClusterUrl.getPort()).replaceQueryParam("authoritative", false).build();
if (log.isDebugEnabled()) {
log.debug("[{}] Redirecting the rest call to {}: cluster={}", clientAppId(), redirect,
replCluster);
}
throw new WebApplicationException(Response.temporaryRedirect(redirect).build());
}
}
} catch (WebApplicationException wae) {
asyncResponse.resume(wae);
return;
} catch (Exception e) {
asyncResponse.resume(new RestException(e));
return;
}
boolean isEmpty;
List<String> topics;
try {
topics = pulsar().getNamespaceService().getListOfPersistentTopics(namespaceName)
.get(config().getZooKeeperOperationTimeoutSeconds(), TimeUnit.SECONDS);
topics.addAll(getPartitionedTopicList(TopicDomain.persistent));
topics.addAll(getPartitionedTopicList(TopicDomain.non_persistent));
isEmpty = topics.isEmpty();
} catch (Exception e) {
asyncResponse.resume(new RestException(e));
return;
}
if (!isEmpty) {
if (log.isDebugEnabled()) {
log.debug("Found topics on namespace {}", namespaceName);
}
boolean hasNonSystemTopic = false;
for (String topic : topics) {
if (!pulsar().getBrokerService().isSystemTopic(TopicName.get(topic))) {
hasNonSystemTopic = true;
break;
}
}
if (hasNonSystemTopic) {
asyncResponse.resume(new RestException(Status.CONFLICT, "Cannot delete non empty namespace"));
return;
}
}
// set the policies to deleted so that somebody else cannot acquire this namespace
try {
namespaceResources().setPolicies(namespaceName, old -> {
old.deleted = true;
return old;
});
} catch (Exception e) {
log.error("[{}] Failed to delete namespace on global ZK {}", clientAppId(), namespaceName, e);
asyncResponse.resume(new RestException(e));
return;
}
// remove from owned namespace map and ephemeral node from ZK
final List<CompletableFuture<Void>> futures = Lists.newArrayList();
// remove system topics first.
if (!topics.isEmpty()) {
for (String topic : topics) {
try {
futures.add(pulsar().getAdminClient().topics().deleteAsync(topic, true, true));
} catch (Exception ex) {
log.error("[{}] Failed to delete system topic {}", clientAppId(), topic, ex);
asyncResponse.resume(new RestException(Status.INTERNAL_SERVER_ERROR, ex));
return;
}
}
}
FutureUtil.waitForAll(futures).thenCompose(__ -> {
List<CompletableFuture<Void>> deleteBundleFutures = Lists.newArrayList();
NamespaceBundles bundles = pulsar().getNamespaceService().getNamespaceBundleFactory()
.getBundles(namespaceName);
for (NamespaceBundle bundle : bundles.getBundles()) {
// check if the bundle is owned by any broker, if not then we do not need to delete the bundle
deleteBundleFutures.add(pulsar().getNamespaceService().getOwnerAsync(bundle).thenCompose(ownership -> {
if (ownership.isPresent()) {
try {
return pulsar().getAdminClient().namespaces()
.deleteNamespaceBundleAsync(namespaceName.toString(),
bundle.getBundleRange());
} catch (PulsarServerException e) {
throw new RestException(e);
}
} else {
return CompletableFuture.completedFuture(null);
}
}));
}
return FutureUtil.waitForAll(deleteBundleFutures);
})
.thenCompose(__ -> internalClearZkSources())
.thenAccept(__ -> {
log.info("[{}] Remove namespace successfully {}", clientAppId(), namespaceName);
asyncResponse.resume(Response.noContent().build());
})
.exceptionally(ex -> {
Throwable cause = FutureUtil.unwrapCompletionException(ex);
log.error("[{}] Failed to remove namespace {}", clientAppId(), namespaceName, cause);
if (cause instanceof PulsarAdminException.ConflictException) {
log.info("[{}] There are new topics created during the namespace deletion, "
+ "retry to delete the namespace again.", namespaceName);
pulsar().getExecutor().execute(() -> internalDeleteNamespace(asyncResponse, authoritative));
} else {
resumeAsyncResponseExceptionally(asyncResponse, ex);
}
return null;
});
}
// clear zk-node resources for deleting namespace
protected CompletableFuture<Void> internalClearZkSources() {
// clear resource of `/namespace/{namespaceName}` for zk-node
return namespaceResources().deleteNamespaceAsync(namespaceName)
.thenCompose(ignore -> namespaceResources().getPartitionedTopicResources()
.clearPartitionedTopicMetadataAsync(namespaceName))
// clear resource for manager-ledger z-node
.thenCompose(ignore -> pulsar().getPulsarResources().getTopicResources()
.clearDomainPersistence(namespaceName))
.thenCompose(ignore -> pulsar().getPulsarResources().getTopicResources()
.clearNamespacePersistence(namespaceName))
// we have successfully removed all the ownership for the namespace, the policies
// z-node can be deleted now
.thenCompose(ignore -> namespaceResources().deletePoliciesAsync(namespaceName))
// clear z-node of local policies
.thenCompose(ignore -> getLocalPolicies().deleteLocalPoliciesAsync(namespaceName))
// clear /loadbalance/bundle-data
.thenCompose(ignore -> namespaceResources().deleteBundleDataAsync(namespaceName));
}
@SuppressWarnings("deprecation")
protected void internalDeleteNamespaceForcefully(AsyncResponse asyncResponse, boolean authoritative) {
validateTenantOperation(namespaceName.getTenant(), TenantOperation.DELETE_NAMESPACE);
validatePoliciesReadOnlyAccess();
if (!pulsar().getConfiguration().isForceDeleteNamespaceAllowed()) {
asyncResponse.resume(
new RestException(Status.METHOD_NOT_ALLOWED, "Broker doesn't allow forced deletion of namespaces"));
return;
}
// ensure that non-global namespace is directed to the correct cluster
if (!namespaceName.isGlobal()) {
validateClusterOwnership(namespaceName.getCluster());
}
Policies policies = null;
// ensure the local cluster is the only cluster for the global namespace configuration
try {
policies = namespaceResources().getPolicies(namespaceName).orElseThrow(
() -> new RestException(Status.NOT_FOUND, "Namespace " + namespaceName + " does not exist."));
if (namespaceName.isGlobal()) {
if (policies.replication_clusters.size() > 1) {
// There are still more than one clusters configured for the global namespace
throw new RestException(Status.PRECONDITION_FAILED, "Cannot delete the global namespace "
+ namespaceName + ". There are still more than one replication clusters configured.");
}
if (policies.replication_clusters.size() == 1
&& !policies.replication_clusters.contains(config().getClusterName())) {
// the only replication cluster is other cluster, redirect
String replCluster = Lists.newArrayList(policies.replication_clusters).get(0);
ClusterData replClusterData =
clusterResources().getCluster(replCluster)
.orElseThrow(() -> new RestException(Status.NOT_FOUND,
"Cluster " + replCluster + " does not exist"));
URL replClusterUrl;
if (!config().isTlsEnabled() || !isRequestHttps()) {
replClusterUrl = new URL(replClusterData.getServiceUrl());
} else if (StringUtils.isNotBlank(replClusterData.getServiceUrlTls())) {
replClusterUrl = new URL(replClusterData.getServiceUrlTls());
} else {
throw new RestException(Status.PRECONDITION_FAILED,
"The replication cluster does not provide TLS encrypted service");
}
URI redirect = UriBuilder.fromUri(uri.getRequestUri()).host(replClusterUrl.getHost())
.port(replClusterUrl.getPort()).replaceQueryParam("authoritative", false).build();
if (log.isDebugEnabled()) {
log.debug("[{}] Redirecting the rest call to {}: cluster={}", clientAppId(), redirect,
replCluster);
}
throw new WebApplicationException(Response.temporaryRedirect(redirect).build());
}
}
} catch (WebApplicationException wae) {
asyncResponse.resume(wae);
return;
} catch (Exception e) {
asyncResponse.resume(new RestException(e));
return;
}
List<String> topics;
try {
topics = pulsar().getNamespaceService().getFullListOfTopics(namespaceName)
.get(config().getZooKeeperOperationTimeoutSeconds(), TimeUnit.SECONDS);
} catch (Exception e) {
asyncResponse.resume(new RestException(e));
return;
}
// set the policies to deleted so that somebody else cannot acquire this namespace
try {
namespaceResources().setPolicies(namespaceName, old -> {
old.deleted = true;
return old;
});
} catch (Exception e) {
log.error("[{}] Failed to delete namespace on global ZK {}", clientAppId(), namespaceName, e);
asyncResponse.resume(new RestException(e));
return;
}
// remove from owned namespace map and ephemeral node from ZK
final List<CompletableFuture<Void>> topicFutures = Lists.newArrayList();
final List<CompletableFuture<Void>> bundleFutures = Lists.newArrayList();
try {
// firstly remove all topics including system topics
if (!topics.isEmpty()) {
Set<String> partitionedTopics = new HashSet<>();
Set<String> nonPartitionedTopics = new HashSet<>();
for (String topic : topics) {
try {
TopicName topicName = TopicName.get(topic);
if (topicName.isPartitioned()) {
String partitionedTopic = topicName.getPartitionedTopicName();
if (!partitionedTopics.contains(partitionedTopic)) {
// Distinguish partitioned topic to avoid duplicate deletion of the same schema
topicFutures.add(pulsar().getAdminClient().topics().deletePartitionedTopicAsync(
partitionedTopic, true, true));
partitionedTopics.add(partitionedTopic);
}
} else {
topicFutures.add(pulsar().getAdminClient().topics().deleteAsync(
topic, true, true));
nonPartitionedTopics.add(topic);
}
} catch (Exception e) {
String errorMessage = String.format("Failed to force delete topic %s, "
+ "but the previous deletion command of partitioned-topics:%s "
+ "and non-partitioned-topics:%s have been sent out asynchronously. "
+ "Reason: %s",
topic, partitionedTopics, nonPartitionedTopics, e.getCause());
log.error("[{}] {}", clientAppId(), errorMessage, e);
asyncResponse.resume(new RestException(Status.INTERNAL_SERVER_ERROR, errorMessage));
return;
}
}
if (log.isDebugEnabled()) {
log.debug("Successfully send deletion command of partitioned-topics:{} "
+ "and non-partitioned-topics:{} in namespace:{}.",
partitionedTopics, nonPartitionedTopics, namespaceName);
}
final CompletableFuture<Throwable> topicFutureEx =
FutureUtil.waitForAll(topicFutures).handle((result, exception) -> {
if (exception != null) {
if (exception.getCause() instanceof PulsarAdminException) {
asyncResponse
.resume(new RestException((PulsarAdminException) exception.getCause()));
} else {
log.error("[{}] Failed to remove forcefully owned namespace {}",
clientAppId(), namespaceName, exception);
asyncResponse.resume(new RestException(exception.getCause()));
}
return exception;
}
return null;
});
if (topicFutureEx.join() != null) {
return;
}
}
// forcefully delete namespace bundles
NamespaceBundles bundles = pulsar().getNamespaceService().getNamespaceBundleFactory()
.getBundles(namespaceName);
for (NamespaceBundle bundle : bundles.getBundles()) {
// check if the bundle is owned by any broker, if not then we do not need to delete the bundle
if (pulsar().getNamespaceService().getOwner(bundle).isPresent()) {
bundleFutures.add(pulsar().getAdminClient().namespaces()
.deleteNamespaceBundleAsync(namespaceName.toString(), bundle.getBundleRange(), true));
}
}
} catch (Exception e) {
log.error("[{}] Failed to remove forcefully owned namespace {}", clientAppId(), namespaceName, e);
asyncResponse.resume(new RestException(e));
return;
}
FutureUtil.waitForAll(bundleFutures).thenCompose(__ -> internalClearZkSources()).handle((result, exception) -> {
if (exception != null) {
Throwable cause = FutureUtil.unwrapCompletionException(exception);
if (cause instanceof PulsarAdminException.ConflictException) {
log.info("[{}] There are new topics created during the namespace deletion, "
+ "retry to force delete the namespace again.", namespaceName);
pulsar().getExecutor().execute(() ->
internalDeleteNamespaceForcefully(asyncResponse, authoritative));
} else {
log.error("[{}] Failed to remove forcefully owned namespace {}",
clientAppId(), namespaceName, cause);
asyncResponse.resume(new RestException(cause));
}
return null;
}
asyncResponse.resume(Response.noContent().build());
return null;
});
}
protected void internalDeleteNamespaceBundle(String bundleRange, boolean authoritative, boolean force) {
if (force) {
internalDeleteNamespaceBundleForcefully(bundleRange, authoritative);
} else {
internalDeleteNamespaceBundle(bundleRange, authoritative);
}
}
@SuppressWarnings("deprecation")
protected void internalDeleteNamespaceBundle(String bundleRange, boolean authoritative) {
validateNamespaceOperation(namespaceName, NamespaceOperation.DELETE_BUNDLE);
validatePoliciesReadOnlyAccess();
// ensure that non-global namespace is directed to the correct cluster
if (!namespaceName.isGlobal()) {
validateClusterOwnership(namespaceName.getCluster());
}
Policies policies = getNamespacePolicies(namespaceName);
// ensure the local cluster is the only cluster for the global namespace configuration
try {
if (namespaceName.isGlobal()) {
if (policies.replication_clusters.size() > 1) {
// There are still more than one clusters configured for the global namespace
throw new RestException(Status.PRECONDITION_FAILED, "Cannot delete the global namespace "
+ namespaceName + ". There are still more than one replication clusters configured.");
}
if (policies.replication_clusters.size() == 1
&& !policies.replication_clusters.contains(config().getClusterName())) {
// the only replication cluster is other cluster, redirect
String replCluster = Lists.newArrayList(policies.replication_clusters).get(0);
ClusterData replClusterData =
clusterResources().getCluster(replCluster)
.orElseThrow(() -> new RestException(Status.NOT_FOUND,
"Cluster " + replCluster + " does not exist"));
URL replClusterUrl;
if (!config().isTlsEnabled() || !isRequestHttps()) {
replClusterUrl = new URL(replClusterData.getServiceUrl());
} else if (StringUtils.isNotBlank(replClusterData.getServiceUrlTls())) {
replClusterUrl = new URL(replClusterData.getServiceUrlTls());
} else {
throw new RestException(Status.PRECONDITION_FAILED,
"The replication cluster does not provide TLS encrypted service");
}
URI redirect = UriBuilder.fromUri(uri.getRequestUri()).host(replClusterUrl.getHost())
.port(replClusterUrl.getPort()).replaceQueryParam("authoritative", false).build();
if (log.isDebugEnabled()) {
log.debug("[{}] Redirecting the rest call to {}: cluster={}",
clientAppId(), redirect, replCluster);
}
throw new WebApplicationException(Response.temporaryRedirect(redirect).build());
}
}
} catch (WebApplicationException wae) {
throw wae;
} catch (Exception e) {
throw new RestException(e);
}
try {
NamespaceBundle bundle = validateNamespaceBundleOwnership(namespaceName, policies.bundles, bundleRange,
authoritative, true);
List<String> topics = pulsar().getNamespaceService().getListOfPersistentTopics(namespaceName)
.get(config().getZooKeeperOperationTimeoutSeconds(), TimeUnit.SECONDS);
for (String topic : topics) {
NamespaceBundle topicBundle = pulsar().getNamespaceService()
.getBundle(TopicName.get(topic));
if (bundle.equals(topicBundle)) {
throw new RestException(Status.CONFLICT, "Cannot delete non empty bundle");
}
}
// remove from owned namespace map and ephemeral node from ZK
pulsar().getNamespaceService().removeOwnedServiceUnit(bundle);
} catch (WebApplicationException wae) {
throw wae;
} catch (Exception e) {
log.error("[{}] Failed to remove namespace bundle {}/{}", clientAppId(), namespaceName.toString(),
bundleRange, e);
throw new RestException(e);
}
}
@SuppressWarnings("deprecation")
protected void internalDeleteNamespaceBundleForcefully(String bundleRange, boolean authoritative) {
validateNamespaceOperation(namespaceName, NamespaceOperation.DELETE_BUNDLE);
validatePoliciesReadOnlyAccess();
// ensure that non-global namespace is directed to the correct cluster
if (!namespaceName.isGlobal()) {
validateClusterOwnership(namespaceName.getCluster());
}
Policies policies = getNamespacePolicies(namespaceName);
// ensure the local cluster is the only cluster for the global namespace configuration
try {
if (namespaceName.isGlobal()) {
if (policies.replication_clusters.size() > 1) {
// There are still more than one clusters configured for the global namespace
throw new RestException(Status.PRECONDITION_FAILED, "Cannot delete the global namespace "
+ namespaceName + ". There are still more than one replication clusters configured.");
}
if (policies.replication_clusters.size() == 1
&& !policies.replication_clusters.contains(config().getClusterName())) {
// the only replication cluster is other cluster, redirect
String replCluster = Lists.newArrayList(policies.replication_clusters).get(0);
ClusterData replClusterData =
clusterResources().getCluster(replCluster)
.orElseThrow(() -> new RestException(Status.NOT_FOUND,
"Cluster " + replCluster + " does not exist"));
URL replClusterUrl;
if (!config().isTlsEnabled() || !isRequestHttps()) {
replClusterUrl = new URL(replClusterData.getServiceUrl());
} else if (StringUtils.isNotBlank(replClusterData.getServiceUrlTls())) {
replClusterUrl = new URL(replClusterData.getServiceUrlTls());
} else {
throw new RestException(Status.PRECONDITION_FAILED,
"The replication cluster does not provide TLS encrypted service");
}
URI redirect = UriBuilder.fromUri(uri.getRequestUri()).host(replClusterUrl.getHost())
.port(replClusterUrl.getPort())
.replaceQueryParam("authoritative", false).build();
if (log.isDebugEnabled()) {
log.debug("[{}] Redirecting the rest call to {}: cluster={}",
clientAppId(), redirect, replCluster);
}
throw new WebApplicationException(Response.temporaryRedirect(redirect).build());
}
}
} catch (WebApplicationException wae) {
throw wae;
} catch (Exception e) {
throw new RestException(e);
}
try {
NamespaceBundle bundle = validateNamespaceBundleOwnership(namespaceName, policies.bundles, bundleRange,
authoritative, true);
// directly remove from owned namespace map and ephemeral node from ZK
pulsar().getNamespaceService().removeOwnedServiceUnit(bundle);
} catch (WebApplicationException wae) {
throw wae;
} catch (Exception e) {
log.error("[{}] Failed to remove namespace bundle {}/{}", clientAppId(), namespaceName.toString(),
bundleRange, e);
throw new RestException(e);
}
}
protected void internalGrantPermissionOnNamespace(String role, Set<AuthAction> actions) {
validateNamespaceOperation(namespaceName, NamespaceOperation.GRANT_PERMISSION);
checkNotNull(role, "Role should not be null");
checkNotNull(actions, "Actions should not be null");
try {
AuthorizationService authService = pulsar().getBrokerService().getAuthorizationService();
if (null != authService) {
authService.grantPermissionAsync(namespaceName, actions, role, null/*additional auth-data json*/)
.get();
} else {
throw new RestException(Status.NOT_IMPLEMENTED, "Authorization is not enabled");
}
} catch (InterruptedException e) {
log.error("[{}] Failed to get permissions for namespace {}", clientAppId(), namespaceName, e);
throw new RestException(e);
} catch (ExecutionException e) {
if (e.getCause() instanceof IllegalArgumentException) {
log.warn("[{}] Failed to set permissions for namespace {}: does not exist", clientAppId(),
namespaceName, e);
throw new RestException(Status.NOT_FOUND, "Namespace does not exist");
} else if (e.getCause() instanceof IllegalStateException) {
log.warn("[{}] Failed to set permissions for namespace {}: {}",
clientAppId(), namespaceName, e.getCause().getMessage(), e);
throw new RestException(Status.CONFLICT, "Concurrent modification");
} else {
log.error("[{}] Failed to get permissions for namespace {}", clientAppId(), namespaceName, e);
throw new RestException(e);
}
}
}
protected void internalGrantPermissionOnSubscription(String subscription, Set<String> roles) {
validateNamespaceOperation(namespaceName, NamespaceOperation.GRANT_PERMISSION);
checkNotNull(subscription, "Subscription should not be null");
checkNotNull(roles, "Roles should not be null");
try {
AuthorizationService authService = pulsar().getBrokerService().getAuthorizationService();
if (null != authService) {
authService.grantSubscriptionPermissionAsync(namespaceName, subscription, roles,
null/* additional auth-data json */).get();
} else {
throw new RestException(Status.NOT_IMPLEMENTED, "Authorization is not enabled");
}
} catch (InterruptedException e) {
log.error("[{}] Failed to get permissions for namespace {}", clientAppId(), namespaceName, e);
throw new RestException(e);
} catch (ExecutionException e) {
if (e.getCause() instanceof IllegalArgumentException) {
log.warn("[{}] Failed to set permissions for namespace {}: does not exist", clientAppId(),
namespaceName);
throw new RestException(Status.NOT_FOUND, "Namespace does not exist");
} else if (e.getCause() instanceof IllegalStateException) {
log.warn("[{}] Failed to set permissions for namespace {}: concurrent modification", clientAppId(),
namespaceName);
throw new RestException(Status.CONFLICT, "Concurrent modification");
} else {
log.error("[{}] Failed to get permissions for namespace {}", clientAppId(), namespaceName, e);
throw new RestException(e);
}
}
}
protected void internalRevokePermissionsOnNamespace(String role) {
validateNamespaceOperation(namespaceName, NamespaceOperation.REVOKE_PERMISSION);
validatePoliciesReadOnlyAccess();
checkNotNull(role, "Role should not be null");
updatePolicies(namespaceName, policies ->{
policies.auth_policies.getNamespaceAuthentication().remove(role);
return policies;
});
}
protected void internalRevokePermissionsOnSubscription(String subscriptionName, String role) {
validateNamespaceOperation(namespaceName, NamespaceOperation.REVOKE_PERMISSION);
validatePoliciesReadOnlyAccess();
checkNotNull(subscriptionName, "SubscriptionName should not be null");
checkNotNull(role, "Role should not be null");
AuthorizationService authService = pulsar().getBrokerService().getAuthorizationService();
if (null != authService) {
authService.revokeSubscriptionPermissionAsync(namespaceName, subscriptionName, role,
null/* additional auth-data json */);
} else {
throw new RestException(Status.NOT_IMPLEMENTED, "Authorization is not enabled");
}
}
protected Set<String> internalGetNamespaceReplicationClusters() {
validateNamespacePolicyOperation(namespaceName, PolicyName.REPLICATION, PolicyOperation.READ);
if (!namespaceName.isGlobal()) {
throw new RestException(Status.PRECONDITION_FAILED,
"Cannot get the replication clusters for a non-global namespace");
}
Policies policies = getNamespacePolicies(namespaceName);
return policies.replication_clusters;
}
protected void internalSetNamespaceReplicationClusters(List<String> clusterIds) {
validateNamespacePolicyOperation(namespaceName, PolicyName.REPLICATION, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
checkNotNull(clusterIds, "ClusterIds should not be null");
Set<String> replicationClusterSet = Sets.newHashSet(clusterIds);
if (!namespaceName.isGlobal()) {
throw new RestException(Status.PRECONDITION_FAILED, "Cannot set replication on a non-global namespace");
}
if (replicationClusterSet.contains("global")) {
throw new RestException(Status.PRECONDITION_FAILED,
"Cannot specify global in the list of replication clusters");
}
Set<String> clusters = clusters();
for (String clusterId : replicationClusterSet) {
if (!clusters.contains(clusterId)) {
throw new RestException(Status.FORBIDDEN, "Invalid cluster id: " + clusterId);
}
validatePeerClusterConflict(clusterId, replicationClusterSet);
validateClusterForTenant(namespaceName.getTenant(), clusterId);
}
updatePolicies(namespaceName, policies ->{
policies.replication_clusters = replicationClusterSet;
return policies;
});
}
protected void internalSetNamespaceMessageTTL(Integer messageTTL) {
validateNamespacePolicyOperation(namespaceName, PolicyName.TTL, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
if (messageTTL != null && messageTTL < 0) {
throw new RestException(Status.PRECONDITION_FAILED, "Invalid value for message TTL");
}
updatePolicies(namespaceName, policies -> {
policies.message_ttl_in_seconds = messageTTL;
return policies;
});
}
protected void internalSetSubscriptionExpirationTime(Integer expirationTime) {
validateNamespacePolicyOperation(namespaceName, PolicyName.SUBSCRIPTION_EXPIRATION_TIME, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
if (expirationTime != null && expirationTime < 0) {
throw new RestException(Status.PRECONDITION_FAILED, "Invalid value for subscription expiration time");
}
updatePolicies(namespaceName, policies -> {
policies.subscription_expiration_time_minutes = expirationTime;
return policies;
});
}
protected AutoTopicCreationOverride internalGetAutoTopicCreation() {
validateNamespacePolicyOperation(namespaceName, PolicyName.AUTO_TOPIC_CREATION, PolicyOperation.READ);
Policies policies = getNamespacePolicies(namespaceName);
return policies.autoTopicCreationOverride;
}
protected void internalSetAutoTopicCreation(AsyncResponse asyncResponse,
AutoTopicCreationOverride autoTopicCreationOverride) {
final int maxPartitions = pulsar().getConfig().getMaxNumPartitionsPerPartitionedTopic();
validateNamespacePolicyOperation(namespaceName, PolicyName.AUTO_TOPIC_CREATION, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
if (autoTopicCreationOverride != null) {
ValidateResult validateResult = AutoTopicCreationOverrideImpl.validateOverride(autoTopicCreationOverride);
if (!validateResult.isSuccess()) {
throw new RestException(Status.PRECONDITION_FAILED,
"Invalid configuration for autoTopicCreationOverride. the detail is "
+ validateResult.getErrorInfo());
}
if (Objects.equals(autoTopicCreationOverride.getTopicType(), TopicType.PARTITIONED.toString())) {
if (maxPartitions > 0 && autoTopicCreationOverride.getDefaultNumPartitions() > maxPartitions) {
throw new RestException(Status.NOT_ACCEPTABLE,
"Number of partitions should be less than or equal to " + maxPartitions);
}
}
}
// Force to read the data s.t. the watch to the cache content is setup.
namespaceResources().setPoliciesAsync(namespaceName, policies -> {
policies.autoTopicCreationOverride = autoTopicCreationOverride;
return policies;
}).thenApply(r -> {
String autoOverride = (autoTopicCreationOverride != null
&& autoTopicCreationOverride.isAllowAutoTopicCreation()) ? "enabled" : "disabled";
log.info("[{}] Successfully {} autoTopicCreation on namespace {}", clientAppId(),
autoOverride != null ? autoOverride : "removed", namespaceName);
asyncResponse.resume(Response.noContent().build());
return null;
}).exceptionally(e -> {
log.error("[{}] Failed to modify autoTopicCreation status on namespace {}", clientAppId(), namespaceName,
e.getCause());
if (e.getCause() instanceof NotFoundException) {
asyncResponse.resume(new RestException(Status.NOT_FOUND, "Namespace does not exist"));
return null;
}
asyncResponse.resume(new RestException(e.getCause()));
return null;
});
}
protected void internalRemoveAutoTopicCreation(AsyncResponse asyncResponse) {
internalSetAutoTopicCreation(asyncResponse, null);
}
protected void internalSetAutoSubscriptionCreation(
AsyncResponse asyncResponse, AutoSubscriptionCreationOverride autoSubscriptionCreationOverride) {
validateNamespacePolicyOperation(namespaceName, PolicyName.AUTO_SUBSCRIPTION_CREATION, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
// Force to read the data s.t. the watch to the cache content is setup.
namespaceResources().setPoliciesAsync(namespaceName, policies -> {
policies.autoSubscriptionCreationOverride = autoSubscriptionCreationOverride;
return policies;
}).thenApply(r -> {
if (autoSubscriptionCreationOverride != null) {
String autoOverride = autoSubscriptionCreationOverride.isAllowAutoSubscriptionCreation() ? "enabled"
: "disabled";
log.info("[{}] Successfully {} autoSubscriptionCreation on namespace {}", clientAppId(),
autoOverride != null ? autoOverride : "removed", namespaceName);
}
asyncResponse.resume(Response.noContent().build());
return null;
}).exceptionally(e -> {
log.error("[{}] Failed to modify autoSubscriptionCreation status on namespace {}", clientAppId(),
namespaceName, e.getCause());
if (e.getCause() instanceof NotFoundException) {
asyncResponse.resume(new RestException(Status.NOT_FOUND, "Namespace does not exist"));
return null;
}
asyncResponse.resume(new RestException(e.getCause()));
return null;
});
}
protected AutoSubscriptionCreationOverride internalGetAutoSubscriptionCreation() {
validateNamespacePolicyOperation(namespaceName, PolicyName.AUTO_SUBSCRIPTION_CREATION, PolicyOperation.READ);
Policies policies = getNamespacePolicies(namespaceName);
return policies.autoSubscriptionCreationOverride;
}
protected void internalRemoveAutoSubscriptionCreation(AsyncResponse asyncResponse) {
internalSetAutoSubscriptionCreation(asyncResponse, null);
}
protected void internalModifyDeduplication(Boolean enableDeduplication) {
validateNamespacePolicyOperation(namespaceName, PolicyName.DEDUPLICATION, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
updatePolicies(namespaceName, policies -> {
policies.deduplicationEnabled = enableDeduplication;
return policies;
});
}
@SuppressWarnings("deprecation")
protected void internalUnloadNamespace(AsyncResponse asyncResponse) {
validateSuperUserAccess();
log.info("[{}] Unloading namespace {}", clientAppId(), namespaceName);
if (namespaceName.isGlobal()) {
// check cluster ownership for a given global namespace: redirect if peer-cluster owns it
validateGlobalNamespaceOwnership(namespaceName);
} else {
validateClusterOwnership(namespaceName.getCluster());
validateClusterForTenant(namespaceName.getTenant(), namespaceName.getCluster());
}
Policies policies = getNamespacePolicies(namespaceName);
final List<CompletableFuture<Void>> futures = Lists.newArrayList();
List<String> boundaries = policies.bundles.getBoundaries();
for (int i = 0; i < boundaries.size() - 1; i++) {
String bundle = String.format("%s_%s", boundaries.get(i), boundaries.get(i + 1));
try {
futures.add(pulsar().getAdminClient().namespaces().unloadNamespaceBundleAsync(namespaceName.toString(),
bundle));
} catch (PulsarServerException e) {
log.error("[{}] Failed to unload namespace {}", clientAppId(), namespaceName, e);
asyncResponse.resume(new RestException(e));
return;