From f4c6be774770fe2f4f01c4475dc64f26d5921a9b Mon Sep 17 00:00:00 2001 From: "github-actions[bot]" Date: Mon, 21 Oct 2024 08:07:42 +0000 Subject: [PATCH] Treat last fetch timestamp of pinned timestamp as one of the pinned timestamps (#16392) Signed-off-by: Sachin Kale (cherry picked from commit 78d2a4e237d9e2a0a247fd1f8278346ed3b6fd05) Signed-off-by: github-actions[bot] --- .../RestoreShallowSnapshotV2IT.java | 110 +++++++++++++++++- .../store/RemoteSegmentStoreDirectory.java | 10 +- .../RemoteFsTimestampAwareTranslog.java | 6 +- .../RemoteFsTimestampAwareTranslogTests.java | 81 ++++++++----- 4 files changed, 165 insertions(+), 42 deletions(-) diff --git a/server/src/internalClusterTest/java/org/opensearch/remotestore/RestoreShallowSnapshotV2IT.java b/server/src/internalClusterTest/java/org/opensearch/remotestore/RestoreShallowSnapshotV2IT.java index d532abaa2b0ad..ecb97e79b348e 100644 --- a/server/src/internalClusterTest/java/org/opensearch/remotestore/RestoreShallowSnapshotV2IT.java +++ b/server/src/internalClusterTest/java/org/opensearch/remotestore/RestoreShallowSnapshotV2IT.java @@ -927,7 +927,7 @@ public void testContinuousIndexing() throws Exception { int numDocs = randomIntBetween(200, 300); totalDocs += numDocs; try (BackgroundIndexer indexer = new BackgroundIndexer(index, MapperService.SINGLE_MAPPING_NAME, client(), numDocs)) { - int numberOfSnapshots = 5; + int numberOfSnapshots = 2; for (int i = 0; i < numberOfSnapshots; i++) { logger.info("--> waiting for {} docs to be indexed ...", numDocs); long finalTotalDocs1 = totalDocs; @@ -976,4 +976,112 @@ public void testContinuousIndexing() throws Exception { }); } } + + public void testHashedPrefixTranslogMetadataCombination() throws Exception { + Settings settings = Settings.builder() + .put(RemoteStoreSettings.CLUSTER_REMOTE_STORE_PATH_TYPE_SETTING.getKey(), randomFrom(RemoteStoreEnums.PathType.values())) + .put(RemoteStoreSettings.CLUSTER_REMOTE_STORE_TRANSLOG_METADATA.getKey(), randomBoolean()) + .build(); + + internalCluster().startClusterManagerOnlyNode(settings); + internalCluster().startDataOnlyNode(settings); + String index = "test-index"; + String snapshotRepo = "test-restore-snapshot-repo"; + String baseSnapshotName = "snapshot_"; + Path absolutePath1 = randomRepoPath().toAbsolutePath(); + logger.info("Snapshot Path [{}]", absolutePath1); + + createRepository(snapshotRepo, "fs", getRepositorySettings(absolutePath1, true)); + + Client client = client(); + Settings indexSettings = Settings.builder() + .put(super.indexSettings()) + .put(IndexMetadata.SETTING_NUMBER_OF_SHARDS, 1) + .put(IndexMetadata.SETTING_NUMBER_OF_REPLICAS, 0) + .build(); + + createIndex(index, indexSettings); + ensureGreen(index); + + RemoteStorePinnedTimestampService remoteStorePinnedTimestampService = internalCluster().getInstance( + RemoteStorePinnedTimestampService.class, + primaryNodeName(index) + ); + + remoteStorePinnedTimestampService.rescheduleAsyncUpdatePinnedTimestampTask(TimeValue.timeValueSeconds(randomIntBetween(1, 5))); + RemoteStoreSettings.setPinnedTimestampsLookbackInterval(TimeValue.timeValueSeconds(randomIntBetween(1, 5))); + + long totalDocs = 0; + Map snapshots = new HashMap<>(); + int numDocs = randomIntBetween(200, 300); + totalDocs += numDocs; + try (BackgroundIndexer indexer = new BackgroundIndexer(index, MapperService.SINGLE_MAPPING_NAME, client(), numDocs)) { + int numberOfSnapshots = 2; + for (int i = 0; i < numberOfSnapshots; i++) { + logger.info("--> waiting for {} docs to be indexed ...", numDocs); + long finalTotalDocs1 = totalDocs; + assertBusy(() -> assertEquals(finalTotalDocs1, indexer.totalIndexedDocs()), 120, TimeUnit.SECONDS); + logger.info("--> {} total docs indexed", totalDocs); + String snapshotName = baseSnapshotName + i; + createSnapshot(snapshotRepo, snapshotName, new ArrayList<>()); + snapshots.put(snapshotName, totalDocs); + if (i < numberOfSnapshots - 1) { + numDocs = randomIntBetween(200, 300); + indexer.continueIndexing(numDocs); + totalDocs += numDocs; + } + } + } + + logger.info("Snapshots Status: " + snapshots); + + for (String snapshot : snapshots.keySet()) { + logger.info("Restoring snapshot: {}", snapshot); + + if (randomBoolean()) { + assertAcked(client().admin().indices().delete(new DeleteIndexRequest(index)).get()); + } else { + assertAcked(client().admin().indices().prepareClose(index)); + } + + assertTrue( + internalCluster().client() + .admin() + .cluster() + .prepareUpdateSettings() + .setTransientSettings( + Settings.builder() + .put(CLUSTER_REMOTE_STORE_PATH_TYPE_SETTING.getKey(), randomFrom(RemoteStoreEnums.PathType.values())) + .put(RemoteStoreSettings.CLUSTER_REMOTE_STORE_TRANSLOG_METADATA.getKey(), randomBoolean()) + ) + .get() + .isAcknowledged() + ); + + RestoreSnapshotResponse restoreSnapshotResponse1 = client.admin() + .cluster() + .prepareRestoreSnapshot(snapshotRepo, snapshot) + .setWaitForCompletion(true) + .setIndices() + .get(); + + assertEquals(RestStatus.OK, restoreSnapshotResponse1.status()); + + // Verify restored index's stats + ensureGreen(TimeValue.timeValueSeconds(60), index); + long finalTotalDocs = totalDocs; + assertBusy(() -> { + Long hits = client().prepareSearch(index) + .setQuery(matchAllQuery()) + .setSize((int) finalTotalDocs) + .storedFields() + .execute() + .actionGet() + .getHits() + .getTotalHits().value; + + assertEquals(snapshots.get(snapshot), hits); + }); + } + } } diff --git a/server/src/main/java/org/opensearch/index/store/RemoteSegmentStoreDirectory.java b/server/src/main/java/org/opensearch/index/store/RemoteSegmentStoreDirectory.java index 750eae7b6c12c..406c885e7acf1 100644 --- a/server/src/main/java/org/opensearch/index/store/RemoteSegmentStoreDirectory.java +++ b/server/src/main/java/org/opensearch/index/store/RemoteSegmentStoreDirectory.java @@ -39,7 +39,6 @@ import org.opensearch.index.store.lockmanager.RemoteStoreMetadataLockManager; import org.opensearch.index.store.remote.metadata.RemoteSegmentMetadata; import org.opensearch.index.store.remote.metadata.RemoteSegmentMetadataHandler; -import org.opensearch.indices.RemoteStoreSettings; import org.opensearch.indices.replication.checkpoint.ReplicationCheckpoint; import org.opensearch.node.remotestore.RemoteStorePinnedTimestampService; import org.opensearch.threadpool.ThreadPool; @@ -877,9 +876,11 @@ public void deleteStaleSegments(int lastNMetadataFilesToKeep) throws IOException Tuple> pinnedTimestampsState = RemoteStorePinnedTimestampService.getPinnedTimestamps(); + Set pinnedTimestamps = new HashSet<>(pinnedTimestampsState.v2()); + pinnedTimestamps.add(pinnedTimestampsState.v1()); Set implicitLockedFiles = RemoteStoreUtils.getPinnedTimestampLockedFiles( sortedMetadataFileList, - pinnedTimestampsState.v2(), + pinnedTimestamps, metadataFilePinnedTimestampMap, MetadataFilenameUtils::getTimestamp, MetadataFilenameUtils::getNodeIdByPrimaryTermAndGen @@ -912,11 +913,6 @@ public void deleteStaleSegments(int lastNMetadataFilesToKeep) throws IOException return; } - // If pinned timestamps are enabled, make sure to not delete last metadata file. - if (RemoteStoreSettings.isPinnedTimestampsEnabled()) { - metadataFilesEligibleToDelete.remove(sortedMetadataFileList.get(0)); - } - List metadataFilesToBeDeleted = metadataFilesEligibleToDelete.stream() .filter(metadataFile -> allLockFiles.contains(metadataFile) == false) .collect(Collectors.toList()); diff --git a/server/src/main/java/org/opensearch/index/translog/RemoteFsTimestampAwareTranslog.java b/server/src/main/java/org/opensearch/index/translog/RemoteFsTimestampAwareTranslog.java index 54cbf8ac9a9f8..99153324b8372 100644 --- a/server/src/main/java/org/opensearch/index/translog/RemoteFsTimestampAwareTranslog.java +++ b/server/src/main/java/org/opensearch/index/translog/RemoteFsTimestampAwareTranslog.java @@ -189,7 +189,7 @@ public void onResponse(List blobMetadata) { List metadataFilesToBeDeleted = getMetadataFilesToBeDeleted(metadataFiles, indexDeleted); // If index is not deleted, make sure to keep latest metadata file - if (indexDeleted == false || RemoteStoreSettings.isPinnedTimestampsEnabled()) { + if (indexDeleted == false) { metadataFilesToBeDeleted.remove(metadataFiles.get(0)); } @@ -345,9 +345,11 @@ protected static List getMetadataFilesToBeDeleted( ); // Get md files matching pinned timestamps + Set pinnedTimestamps = new HashSet<>(pinnedTimestampsState.v2()); + pinnedTimestamps.add(pinnedTimestampsState.v1()); Set implicitLockedFiles = RemoteStoreUtils.getPinnedTimestampLockedFiles( metadataFilesToBeDeleted, - pinnedTimestampsState.v2(), + pinnedTimestamps, metadataFilePinnedTimestampMap, file -> RemoteStoreUtils.invertLong(file.split(METADATA_SEPARATOR)[3]), TranslogTransferMetadata::getNodeIdByPrimaryTermAndGen diff --git a/server/src/test/java/org/opensearch/index/translog/RemoteFsTimestampAwareTranslogTests.java b/server/src/test/java/org/opensearch/index/translog/RemoteFsTimestampAwareTranslogTests.java index 838f97ade9e8e..78ae90936d78e 100644 --- a/server/src/test/java/org/opensearch/index/translog/RemoteFsTimestampAwareTranslogTests.java +++ b/server/src/test/java/org/opensearch/index/translog/RemoteFsTimestampAwareTranslogTests.java @@ -755,17 +755,21 @@ public void testGetGenerationsToBeDeletedWithGenerationInRemote() throws IOExcep assertTrue(generations.isEmpty()); } - public void testGetMetadataFilesToBeDeletedNoExclusion() { + public void testGetMetadataFilesToBeDeletedExclusionDueToRefreshTimestamp() { updatePinnedTimstampTask.run(); - List metadataFiles = List.of( - "metadata__9223372036438563903__9223372036854774799__9223370311919910393__31__9223372036854775106__1", - "metadata__9223372036438563903__9223372036854775800__9223370311919910398__31__9223372036854775803__1", - "metadata__9223372036438563903__9223372036854775701__9223370311919910403__31__9223372036854775701__1" - ); + List metadataFiles = new ArrayList<>(); + metadataFiles.add("metadata__9223372036438563903__9223372036854774799__9223370311919910393__31__9223372036854775106__1"); + metadataFiles.add("metadata__9223372036438563903__9223372036854775701__9223370311919910403__31__9223372036854775701__1"); + metadataFiles.add("metadata__9223372036438563903__9223372036854775800__9223370311919910398__31__9223372036854775803__1"); + // Removing file that is pinned by latest refresh timestamp + List metadataFilesToBeDeleted = new ArrayList<>(metadataFiles); + metadataFilesToBeDeleted.remove( + "metadata__9223372036438563903__9223372036854774799__9223370311919910393__31__9223372036854775106__1" + ); assertEquals( - metadataFiles, + metadataFilesToBeDeleted, RemoteFsTimestampAwareTranslog.getMetadataFilesToBeDeleted(metadataFiles, new HashMap<>(), Long.MAX_VALUE, false, logger) ); } @@ -774,13 +778,15 @@ public void testGetMetadataFilesToBeDeletedExclusionBasedOnAgeOnly() { updatePinnedTimstampTask.run(); long currentTimeInMillis = System.currentTimeMillis(); String md1Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 200000); - String md2Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis + 30000); - String md3Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis + 60000); + String md2Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 400000); + String md3Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis + 30000); + String md4Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis + 60000); List metadataFiles = List.of( - "metadata__9223372036438563903__9223372036854774799__" + md1Timestamp + "__31__9223372036854775106__1", - "metadata__9223372036438563903__9223372036854775800__" + md2Timestamp + "__31__9223372036854775803__1", - "metadata__9223372036438563903__9223372036854775701__" + md3Timestamp + "__31__9223372036854775701__1" + "metadata__9223372036438563903__9223372036854774500__" + md1Timestamp + "__31__9223372036854775106__1", + "metadata__9223372036438563903__9223372036854774799__" + md2Timestamp + "__31__9223372036854775106__1", + "metadata__9223372036438563903__9223372036854775800__" + md3Timestamp + "__31__9223372036854775803__1", + "metadata__9223372036438563903__9223372036854775701__" + md4Timestamp + "__31__9223372036854775701__1" ); List metadataFilesToBeDeleted = RemoteFsTimestampAwareTranslog.getMetadataFilesToBeDeleted( @@ -791,24 +797,26 @@ public void testGetMetadataFilesToBeDeletedExclusionBasedOnAgeOnly() { logger ); assertEquals(1, metadataFilesToBeDeleted.size()); - assertEquals(metadataFiles.get(0), metadataFilesToBeDeleted.get(0)); + assertEquals(metadataFiles.get(1), metadataFilesToBeDeleted.get(0)); } public void testGetMetadataFilesToBeDeletedExclusionBasedOnPinningOnly() throws IOException { long currentTimeInMillis = System.currentTimeMillis(); - String md1Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 200000); - String md2Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 300000); - String md3Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 600000); + String md1Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 190000); + String md2Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 200000); + String md3Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 300000); + String md4Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 600000); - long pinnedTimestamp = RemoteStoreUtils.invertLong(md2Timestamp) + 10000; + long pinnedTimestamp = RemoteStoreUtils.invertLong(md3Timestamp) + 10000; when(blobContainer.listBlobs()).thenReturn(Map.of(randomInt(100) + "__" + pinnedTimestamp, new PlainBlobMetadata("xyz", 100))); updatePinnedTimstampTask.run(); List metadataFiles = List.of( - "metadata__9223372036438563903__9223372036854774799__" + md1Timestamp + "__31__9223372036854775106__1", - "metadata__9223372036438563903__9223372036854775600__" + md2Timestamp + "__31__9223372036854775803__1", - "metadata__9223372036438563903__9223372036854775701__" + md3Timestamp + "__31__9223372036854775701__1" + "metadata__9223372036438563903__9223372036854774500__" + md1Timestamp + "__31__9223372036854775701__1", + "metadata__9223372036438563903__9223372036854774799__" + md2Timestamp + "__31__9223372036854775106__1", + "metadata__9223372036438563903__9223372036854775600__" + md3Timestamp + "__31__9223372036854775803__1", + "metadata__9223372036438563903__9223372036854775701__" + md4Timestamp + "__31__9223372036854775701__1" ); List metadataFilesToBeDeleted = RemoteFsTimestampAwareTranslog.getMetadataFilesToBeDeleted( @@ -819,8 +827,8 @@ public void testGetMetadataFilesToBeDeletedExclusionBasedOnPinningOnly() throws logger ); assertEquals(2, metadataFilesToBeDeleted.size()); - assertEquals(metadataFiles.get(0), metadataFilesToBeDeleted.get(0)); - assertEquals(metadataFiles.get(2), metadataFilesToBeDeleted.get(1)); + assertEquals(metadataFiles.get(1), metadataFilesToBeDeleted.get(0)); + assertEquals(metadataFiles.get(3), metadataFilesToBeDeleted.get(1)); } public void testGetMetadataFilesToBeDeletedExclusionBasedOnAgeAndPinning() throws IOException { @@ -856,6 +864,7 @@ public void testGetMetadataFilesToBeDeletedExclusionBasedOnGenerationOnly() thro String md1Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 200000); String md2Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 300000); String md3Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 600000); + String md4Timestamp = RemoteStoreUtils.invertLong(currentTimeInMillis - 800000); when(blobContainer.listBlobs()).thenReturn(Map.of()); @@ -866,8 +875,10 @@ public void testGetMetadataFilesToBeDeletedExclusionBasedOnGenerationOnly() thro "metadata__9223372036438563903__9223372036854775800__" + md1Timestamp + "__31__9223372036854775106__1", // MaxGen 12 "metadata__9223372036438563903__9223372036854775795__" + md2Timestamp + "__31__9223372036854775803__1", + // MaxGen 9 + "metadata__9223372036438563903__9223372036854775798__" + md3Timestamp + "__31__9223372036854775701__1", // MaxGen 10 - "metadata__9223372036438563903__9223372036854775798__" + md3Timestamp + "__31__9223372036854775701__1" + "metadata__9223372036438563903__9223372036854775797__" + md4Timestamp + "__31__9223372036854775701__1" ); List metadataFilesToBeDeleted = RemoteFsTimestampAwareTranslog.getMetadataFilesToBeDeleted( @@ -878,8 +889,8 @@ public void testGetMetadataFilesToBeDeletedExclusionBasedOnGenerationOnly() thro logger ); assertEquals(2, metadataFilesToBeDeleted.size()); - assertEquals(metadataFiles.get(0), metadataFilesToBeDeleted.get(0)); - assertEquals(metadataFiles.get(2), metadataFilesToBeDeleted.get(1)); + assertEquals(metadataFiles.get(2), metadataFilesToBeDeleted.get(0)); + assertEquals(metadataFiles.get(0), metadataFilesToBeDeleted.get(1)); } public void testGetMetadataFilesToBeDeletedExclusionBasedOnGenerationDeleteIndex() throws IOException { @@ -892,13 +903,15 @@ public void testGetMetadataFilesToBeDeletedExclusionBasedOnGenerationDeleteIndex updatePinnedTimstampTask.run(); - List metadataFiles = List.of( - // MaxGen 7 - "metadata__9223372036438563903__9223372036854775800__" + md1Timestamp + "__31__9223372036854775106__1", - // MaxGen 12 - "metadata__9223372036438563903__9223372036854775795__" + md2Timestamp + "__31__9223372036854775803__1", - // MaxGen 17 - "metadata__9223372036438563903__9223372036854775790__" + md3Timestamp + "__31__9223372036854775701__1" + List metadataFiles = new ArrayList<>( + List.of( + // MaxGen 12 + "metadata__9223372036438563903__9223372036854775795__" + md2Timestamp + "__31__9223372036854775803__1", + // MaxGen 7 + "metadata__9223372036438563903__9223372036854775800__" + md1Timestamp + "__31__9223372036854775106__1", + // MaxGen 17 + "metadata__9223372036438563903__9223372036854775790__" + md3Timestamp + "__31__9223372036854775701__1" + ) ); List metadataFilesToBeDeleted = RemoteFsTimestampAwareTranslog.getMetadataFilesToBeDeleted( @@ -908,6 +921,10 @@ public void testGetMetadataFilesToBeDeletedExclusionBasedOnGenerationDeleteIndex true, logger ); + + // Metadata file corresponding to latest pinned timestamp fetch is always considered pinned + metadataFiles.remove(metadataFiles.get(2)); + assertEquals(metadataFiles, metadataFilesToBeDeleted); }