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[ML] Add graceful retry for bulk index results failures
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...i-node-tests/src/test/java/org/elasticsearch/xpack/ml/integration/BulkFailureRetryIT.java
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| /* | ||
| * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one | ||
| * or more contributor license agreements. Licensed under the Elastic License; | ||
| * you may not use this file except in compliance with the Elastic License. | ||
| */ | ||
| package org.elasticsearch.xpack.ml.integration; | ||
|
|
||
| import org.apache.logging.log4j.Logger; | ||
| import org.elasticsearch.action.ActionListener; | ||
| import org.elasticsearch.action.bulk.BulkItemResponse; | ||
| import org.elasticsearch.action.bulk.BulkRequestBuilder; | ||
| import org.elasticsearch.action.bulk.BulkResponse; | ||
| import org.elasticsearch.action.index.IndexRequest; | ||
| import org.elasticsearch.action.support.WriteRequest; | ||
| import org.elasticsearch.action.support.master.AcknowledgedResponse; | ||
| import org.elasticsearch.cluster.metadata.IndexMetaData; | ||
| import org.elasticsearch.common.settings.Settings; | ||
| import org.elasticsearch.common.unit.TimeValue; | ||
| import org.elasticsearch.xpack.core.action.util.PageParams; | ||
| import org.elasticsearch.xpack.core.ml.action.GetBucketsAction; | ||
| import org.elasticsearch.xpack.core.ml.datafeed.DatafeedConfig; | ||
| import org.elasticsearch.xpack.core.ml.job.config.AnalysisConfig; | ||
| import org.elasticsearch.xpack.core.ml.job.config.DataDescription; | ||
| import org.elasticsearch.xpack.core.ml.job.config.Detector; | ||
| import org.elasticsearch.xpack.core.ml.job.config.Job; | ||
| import org.elasticsearch.xpack.core.ml.job.results.Bucket; | ||
| import org.elasticsearch.xpack.core.ml.job.results.Result; | ||
| import org.junit.After; | ||
| import org.junit.Before; | ||
|
|
||
| import java.util.Collections; | ||
| import java.util.concurrent.CountDownLatch; | ||
| import java.util.concurrent.atomic.AtomicReference; | ||
| import java.util.function.Consumer; | ||
|
|
||
| import static org.elasticsearch.xpack.ml.support.BaseMlIntegTestCase.createDatafeedBuilder; | ||
| import static org.hamcrest.Matchers.greaterThan; | ||
|
|
||
| public class BulkFailureRetryIT extends MlNativeAutodetectIntegTestCase { | ||
|
|
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| private String index = "bulk-failure-retry"; | ||
| private long now = System.currentTimeMillis(); | ||
| private String jobId = "bulk-failure-retry-job"; | ||
| private String resultsIndex = ".ml-anomalies-custom-bulk-failure-retry-job"; | ||
|
|
||
| @Before | ||
| public void putPastDataIntoIndex() { | ||
| client().admin().indices().prepareCreate(index) | ||
| .addMapping("type", "time", "type=date", "value", "type=long") | ||
| .get(); | ||
| long oneDayAgo = now - 86400000; | ||
| long twoDaysAgo = oneDayAgo - 86400000; | ||
| writeData(logger, index, 128, twoDaysAgo, oneDayAgo); | ||
| } | ||
|
|
||
| @After | ||
| public void cleanUpTest() { | ||
| client().admin() | ||
| .cluster() | ||
| .prepareUpdateSettings() | ||
| .setTransientSettings(Settings.builder() | ||
| .putNull("logger.org.elasticsearch.xpack.ml") | ||
| .putNull("xpack.ml.persist_results_max_retries") | ||
| .build()).get(); | ||
| cleanUp(); | ||
| } | ||
|
|
||
| private void ensureAnomaliesWrite() throws InterruptedException { | ||
| Settings settings = Settings.builder().put(IndexMetaData.INDEX_READ_ONLY_SETTING.getKey(), false).build(); | ||
| AtomicReference<AcknowledgedResponse> acknowledgedResponseHolder = new AtomicReference<>(); | ||
| AtomicReference<Exception> exceptionHolder = new AtomicReference<>(); | ||
| blockingCall( | ||
| listener -> client().admin().indices().prepareUpdateSettings(resultsIndex).setSettings(settings).execute(listener), | ||
| acknowledgedResponseHolder, | ||
| exceptionHolder); | ||
| if (exceptionHolder.get() != null) { | ||
| logger.error("FAILED TO MARK ["+ resultsIndex + "] as read-write again", exceptionHolder.get()); | ||
| } | ||
| } | ||
|
|
||
| private void setAnomaliesReadOnlyBlock() throws InterruptedException { | ||
| Settings settings = Settings.builder().put(IndexMetaData.INDEX_READ_ONLY_SETTING.getKey(), true).build(); | ||
| AtomicReference<AcknowledgedResponse> acknowledgedResponseHolder = new AtomicReference<>(); | ||
| AtomicReference<Exception> exceptionHolder = new AtomicReference<>(); | ||
| blockingCall( | ||
| listener -> client().admin().indices().prepareUpdateSettings(resultsIndex).setSettings(settings).execute(listener), | ||
| acknowledgedResponseHolder, | ||
| exceptionHolder); | ||
| if (exceptionHolder.get() != null) { | ||
| logger.error("FAILED TO MARK ["+ resultsIndex + "] as read-write again", exceptionHolder.get()); | ||
| } | ||
| } | ||
|
|
||
| public void testBulkFailureRetries() throws Exception { | ||
| Job.Builder job = createJob(jobId, TimeValue.timeValueMinutes(5), "count", null); | ||
| job.setResultsIndexName(jobId); | ||
|
|
||
| DatafeedConfig.Builder datafeedConfigBuilder = | ||
| createDatafeedBuilder(job.getId() + "-datafeed", job.getId(), Collections.singletonList(index)); | ||
| DatafeedConfig datafeedConfig = datafeedConfigBuilder.build(); | ||
| registerJob(job); | ||
| putJob(job); | ||
| openJob(job.getId()); | ||
| registerDatafeed(datafeedConfig); | ||
| putDatafeed(datafeedConfig); | ||
| startDatafeed(datafeedConfig.getId(), 0L, now - 86400000); | ||
| waitUntilJobIsClosed(jobId); | ||
|
|
||
| // Get the job stats | ||
| Bucket initialLatestBucket = getLatestFinalizedBucket(jobId); | ||
| assertThat(initialLatestBucket.getEpoch(), greaterThan(0L)); | ||
|
|
||
| client().admin() | ||
| .cluster() | ||
| .prepareUpdateSettings() | ||
| .setTransientSettings(Settings.builder() | ||
| .put("logger.org.elasticsearch.xpack.ml", "TRACE") | ||
| .put("xpack.ml.persist_results_max_retries", "10000") | ||
| .build()).get(); | ||
|
|
||
| setAnomaliesReadOnlyBlock(); | ||
|
|
||
| int moreDocs = 128; | ||
| long oneDayAgo = now - 86400000; | ||
| writeData(logger, index, moreDocs, oneDayAgo, now); | ||
|
|
||
| openJob(job.getId()); | ||
| startDatafeed(datafeedConfig.getId(), oneDayAgo, now); | ||
|
|
||
| // TODO Any better way????? | ||
| Thread.sleep(1000); | ||
| ensureAnomaliesWrite(); | ||
| waitUntilJobIsClosed(jobId); | ||
|
|
||
| Bucket newLatestBucket = getLatestFinalizedBucket(jobId); | ||
| assertThat(newLatestBucket.getEpoch(), greaterThan(initialLatestBucket.getEpoch())); | ||
| } | ||
|
|
||
| private Job.Builder createJob(String id, TimeValue bucketSpan, String function, String field) { | ||
| return createJob(id, bucketSpan, function, field, null); | ||
| } | ||
|
|
||
| private Job.Builder createJob(String id, TimeValue bucketSpan, String function, String field, String summaryCountField) { | ||
| DataDescription.Builder dataDescription = new DataDescription.Builder(); | ||
| dataDescription.setFormat(DataDescription.DataFormat.XCONTENT); | ||
| dataDescription.setTimeField("time"); | ||
| dataDescription.setTimeFormat(DataDescription.EPOCH_MS); | ||
|
|
||
| Detector.Builder d = new Detector.Builder(function, field); | ||
| AnalysisConfig.Builder analysisConfig = new AnalysisConfig.Builder(Collections.singletonList(d.build())); | ||
| analysisConfig.setBucketSpan(bucketSpan); | ||
| analysisConfig.setSummaryCountFieldName(summaryCountField); | ||
|
|
||
| Job.Builder builder = new Job.Builder(); | ||
| builder.setId(id); | ||
| builder.setAnalysisConfig(analysisConfig); | ||
| builder.setDataDescription(dataDescription); | ||
| return builder; | ||
| } | ||
|
|
||
| private void writeData(Logger logger, String index, long numDocs, long start, long end) { | ||
| int maxDelta = (int) (end - start - 1); | ||
| BulkRequestBuilder bulkRequestBuilder = client().prepareBulk(); | ||
| for (int i = 0; i < numDocs; i++) { | ||
| IndexRequest indexRequest = new IndexRequest(index); | ||
| long timestamp = start + randomIntBetween(0, maxDelta); | ||
| assert timestamp >= start && timestamp < end; | ||
| indexRequest.source("time", timestamp, "value", i); | ||
| bulkRequestBuilder.add(indexRequest); | ||
| } | ||
| BulkResponse bulkResponse = bulkRequestBuilder | ||
| .setRefreshPolicy(WriteRequest.RefreshPolicy.IMMEDIATE) | ||
| .get(); | ||
| if (bulkResponse.hasFailures()) { | ||
| int failures = 0; | ||
| for (BulkItemResponse itemResponse : bulkResponse) { | ||
| if (itemResponse.isFailed()) { | ||
| failures++; | ||
| logger.error("Item response failure [{}]", itemResponse.getFailureMessage()); | ||
| } | ||
| } | ||
| fail("Bulk response contained " + failures + " failures"); | ||
| } | ||
| logger.info("Indexed [{}] documents", numDocs); | ||
| } | ||
|
|
||
| private Bucket getLatestFinalizedBucket(String jobId) { | ||
| GetBucketsAction.Request getBucketsRequest = new GetBucketsAction.Request(jobId); | ||
| getBucketsRequest.setExcludeInterim(true); | ||
| getBucketsRequest.setSort(Result.TIMESTAMP.getPreferredName()); | ||
| getBucketsRequest.setDescending(true); | ||
| getBucketsRequest.setPageParams(new PageParams(0, 1)); | ||
| return getBuckets(getBucketsRequest).get(0); | ||
| } | ||
|
|
||
| private <T> void blockingCall(Consumer<ActionListener<T>> function, | ||
| AtomicReference<T> response, | ||
| AtomicReference<Exception> error) throws InterruptedException { | ||
| CountDownLatch latch = new CountDownLatch(1); | ||
| ActionListener<T> listener = ActionListener.wrap( | ||
| r -> { | ||
| response.set(r); | ||
| latch.countDown(); | ||
| }, | ||
| e -> { | ||
| error.set(e); | ||
| latch.countDown(); | ||
| } | ||
| ); | ||
|
|
||
| function.accept(listener); | ||
| latch.await(); | ||
| } | ||
| } |
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