Skip to content

[Backport] Concurrent replace should work with supervisors using concurrent locks (#15995) #16019

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
kfaraz merged 1 commit into from
Mar 1, 2024
Merged

[Backport] Concurrent replace should work with supervisors using concurrent locks (#15995) #16019

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
27 changes: 21 additions & 6 deletions ...ervice/src/main/java/org/apache/druid/indexing/overlord/supervisor/SupervisorManager.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -87,23 +87,38 @@ public Optional<String> getActiveSupervisorIdForDatasourceWithAppendLock(String
final Supervisor supervisor = entry.getValue().lhs;
final SupervisorSpec supervisorSpec = entry.getValue().rhs;

TaskLockType taskLockType = null;
boolean hasAppendLock = Tasks.DEFAULT_USE_CONCURRENT_LOCKS;
if (supervisorSpec instanceof SeekableStreamSupervisorSpec) {
SeekableStreamSupervisorSpec seekableStreamSupervisorSpec = (SeekableStreamSupervisorSpec) supervisorSpec;
Map<String, Object> context = seekableStreamSupervisorSpec.getContext();
if (context != null) {
taskLockType = QueryContexts.getAsEnum(
Tasks.TASK_LOCK_TYPE,
context.get(Tasks.TASK_LOCK_TYPE),
TaskLockType.class
Boolean useConcurrentLocks = QueryContexts.getAsBoolean(
Tasks.USE_CONCURRENT_LOCKS,
context.get(Tasks.USE_CONCURRENT_LOCKS)
);
if (useConcurrentLocks == null) {
TaskLockType taskLockType = QueryContexts.getAsEnum(
Tasks.TASK_LOCK_TYPE,
context.get(Tasks.TASK_LOCK_TYPE),
TaskLockType.class
);
if (taskLockType == null) {
hasAppendLock = Tasks.DEFAULT_USE_CONCURRENT_LOCKS;
} else if (taskLockType == TaskLockType.APPEND) {
hasAppendLock = true;
} else {
hasAppendLock = false;
}
} else {
hasAppendLock = useConcurrentLocks;
}
}
}

if (supervisor instanceof SeekableStreamSupervisor
&& !supervisorSpec.isSuspended()
&& supervisorSpec.getDataSources().contains(datasource)
&& TaskLockType.APPEND.equals(taskLockType)) {
&& (hasAppendLock)) {
return Optional.of(supervisorId);
}
}
Expand Down
42 changes: 42 additions & 0 deletions ...ce/src/test/java/org/apache/druid/indexing/overlord/supervisor/SupervisorManagerTest.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -468,6 +468,21 @@ public void testGetActiveSupervisorIdForDatasourceWithAppendLock()
EasyMock.replay(activeSpec);
metadataSupervisorManager.insert(EasyMock.anyString(), EasyMock.anyObject());

SeekableStreamSupervisorSpec activeSpecWithConcurrentLocks = EasyMock.mock(SeekableStreamSupervisorSpec.class);
Supervisor activeSupervisorWithConcurrentLocks = EasyMock.mock(SeekableStreamSupervisor.class);
EasyMock.expect(activeSpecWithConcurrentLocks.getId()).andReturn("activeSpecWithConcurrentLocks").anyTimes();
EasyMock.expect(activeSpecWithConcurrentLocks.isSuspended()).andReturn(false).anyTimes();
EasyMock.expect(activeSpecWithConcurrentLocks.getDataSources())
.andReturn(ImmutableList.of("activeConcurrentLocksDS")).anyTimes();
EasyMock.expect(activeSpecWithConcurrentLocks.createSupervisor())
.andReturn(activeSupervisorWithConcurrentLocks).anyTimes();
EasyMock.expect(activeSpecWithConcurrentLocks.createAutoscaler(activeSupervisorWithConcurrentLocks))
.andReturn(null).anyTimes();
EasyMock.expect(activeSpecWithConcurrentLocks.getContext())
.andReturn(ImmutableMap.of(Tasks.USE_CONCURRENT_LOCKS, true)).anyTimes();
EasyMock.replay(activeSpecWithConcurrentLocks);
metadataSupervisorManager.insert(EasyMock.anyString(), EasyMock.anyObject());

SeekableStreamSupervisorSpec activeAppendSpec = EasyMock.mock(SeekableStreamSupervisorSpec.class);
Supervisor activeAppendSupervisor = EasyMock.mock(SeekableStreamSupervisor.class);
EasyMock.expect(activeAppendSpec.getId()).andReturn("activeAppendSpec").anyTimes();
Expand All @@ -482,6 +497,25 @@ public void testGetActiveSupervisorIdForDatasourceWithAppendLock()
EasyMock.replay(activeAppendSpec);
metadataSupervisorManager.insert(EasyMock.anyString(), EasyMock.anyObject());

// A supervisor with useConcurrentLocks set to false explicitly must not use an append lock
SeekableStreamSupervisorSpec specWithUseConcurrentLocksFalse = EasyMock.mock(SeekableStreamSupervisorSpec.class);
Supervisor supervisorWithUseConcurrentLocksFalse = EasyMock.mock(SeekableStreamSupervisor.class);
EasyMock.expect(specWithUseConcurrentLocksFalse.getId()).andReturn("useConcurrentLocksFalse").anyTimes();
EasyMock.expect(specWithUseConcurrentLocksFalse.isSuspended()).andReturn(false).anyTimes();
EasyMock.expect(specWithUseConcurrentLocksFalse.getDataSources())
.andReturn(ImmutableList.of("dsWithuseConcurrentLocksFalse")).anyTimes();
EasyMock.expect(specWithUseConcurrentLocksFalse.createSupervisor()).andReturn(supervisorWithUseConcurrentLocksFalse).anyTimes();
EasyMock.expect(specWithUseConcurrentLocksFalse.createAutoscaler(supervisorWithUseConcurrentLocksFalse))
.andReturn(null).anyTimes();
EasyMock.expect(specWithUseConcurrentLocksFalse.getContext()).andReturn(ImmutableMap.of(
Tasks.USE_CONCURRENT_LOCKS,
false,
Tasks.TASK_LOCK_TYPE,
TaskLockType.APPEND.name()
)).anyTimes();
EasyMock.replay(specWithUseConcurrentLocksFalse);
metadataSupervisorManager.insert(EasyMock.anyString(), EasyMock.anyObject());

replayAll();
manager.start();

Expand All @@ -499,6 +533,14 @@ public void testGetActiveSupervisorIdForDatasourceWithAppendLock()
manager.createOrUpdateAndStartSupervisor(activeAppendSpec);
Assert.assertTrue(manager.getActiveSupervisorIdForDatasourceWithAppendLock("activeAppendDS").isPresent());

manager.createOrUpdateAndStartSupervisor(activeSpecWithConcurrentLocks);
Assert.assertTrue(manager.getActiveSupervisorIdForDatasourceWithAppendLock("activeConcurrentLocksDS").isPresent());

manager.createOrUpdateAndStartSupervisor(specWithUseConcurrentLocksFalse);
Assert.assertFalse(
manager.getActiveSupervisorIdForDatasourceWithAppendLock("dsWithUseConcurrentLocksFalse").isPresent()
);

verifyAll();
}

Expand Down