Add Latch for consumers (#18655)

(cherry picked from commit 8c6de372f1fe68ed3649476750752fc65632ee9f)
This commit is contained in:
Mohit Yadav 2024-11-15 14:15:35 +05:30 committed by mohitdeuex
parent 64a29d1435
commit 67c3ed75c6

View File

@ -322,12 +322,15 @@ public class SearchIndexApp extends AbstractNativeApplication {
private void processEntityReindex(JobExecutionContext jobExecutionContext)
throws InterruptedException {
int numConsumers = jobData.getConsumerThreads();
CountDownLatch producerLatch = new CountDownLatch(getTotalLatchCount(jobData.getEntities()));
int latchCount = getTotalLatchCount(jobData.getEntities());
CountDownLatch producerLatch = new CountDownLatch(latchCount);
CountDownLatch consumerLatch = new CountDownLatch(latchCount + numConsumers);
submitProducerTask(producerLatch);
submitConsumerTask(jobExecutionContext);
submitConsumerTask(jobExecutionContext, consumerLatch);
producerLatch.await();
sendPoisonPills(numConsumers);
consumerLatch.await();
}
private void submitProducerTask(CountDownLatch producerLatch) {
@ -368,12 +371,12 @@ public class SearchIndexApp extends AbstractNativeApplication {
}
}
private void submitConsumerTask(JobExecutionContext jobExecutionContext) {
private void submitConsumerTask(JobExecutionContext jobExecutionContext, CountDownLatch latch) {
for (int i = 0; i < jobData.getConsumerThreads(); i++) {
consumerExecutor.submit(
() -> {
try {
consumeTasks(jobExecutionContext);
consumeTasks(jobExecutionContext, latch);
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
LOG.warn("Consumer thread interrupted.");
@ -382,7 +385,8 @@ public class SearchIndexApp extends AbstractNativeApplication {
}
}
private void consumeTasks(JobExecutionContext jobExecutionContext) throws InterruptedException {
private void consumeTasks(JobExecutionContext jobExecutionContext, CountDownLatch latch)
throws InterruptedException {
while (true) {
IndexingTask<?> task = taskQueue.take();
LOG.info(
@ -391,9 +395,10 @@ public class SearchIndexApp extends AbstractNativeApplication {
task.currentEntityOffset());
if (task == IndexingTask.POISON_PILL) {
LOG.debug("Received POISON_PILL. Consumer thread terminating.");
latch.countDown();
break;
}
processTask(task, jobExecutionContext);
processTask(task, jobExecutionContext, latch);
}
}
@ -589,7 +594,8 @@ public class SearchIndexApp extends AbstractNativeApplication {
shutdownExecutor(consumerExecutor, "ConsumerExecutor", 60, TimeUnit.SECONDS);
}
private void processTask(IndexingTask<?> task, JobExecutionContext jobExecutionContext) {
private void processTask(
IndexingTask<?> task, JobExecutionContext jobExecutionContext, CountDownLatch latch) {
String entityType = task.entityType();
ResultList<?> entities = task.entities();
Map<String, Object> contextData = new HashMap<>();
@ -632,7 +638,7 @@ public class SearchIndexApp extends AbstractNativeApplication {
} catch (Exception e) {
synchronized (jobDataLock) {
jobData.setStatus(EventPublisherJob.Status.FAILED);
jobData.setStatus(EventPublisherJob.Status.ACTIVE_ERROR);
jobData.setFailure(
new IndexingError()
.withErrorSource(IndexingError.ErrorSource.JOB)
@ -646,6 +652,7 @@ public class SearchIndexApp extends AbstractNativeApplication {
LOG.error("Unexpected error during processing task for entity {}", entityType, e);
} finally {
sendUpdates(jobExecutionContext);
latch.countDown();
}
}