Examples with StoreFileMetaData org.elasticsearch.index.store.StoreFileMetaData used on opensource projects

Example 26 with StoreFileMetaData

use of org.elasticsearch.index.store.StoreFileMetaData in project crate by crate.

the class RecoverySourceHandlerTests method generateFiles.

private List<StoreFileMetadata> generateFiles(Store store, int numFiles, IntSupplier fileSizeSupplier) throws IOException {
    List<StoreFileMetadata> files = new ArrayList<>();
    for (int i = 0; i < numFiles; i++) {
        byte[] buffer = randomByteArrayOfLength(fileSizeSupplier.getAsInt());
        CRC32 digest = new CRC32();
        digest.update(buffer, 0, buffer.length);
        StoreFileMetadata md = new StoreFileMetadata("test-" + i, buffer.length + 8, Store.digestToString(digest.getValue()), org.apache.lucene.util.Version.LATEST);
        try (OutputStream out = new IndexOutputOutputStream(store.createVerifyingOutput(md.name(), md, IOContext.DEFAULT))) {
            out.write(buffer);
            out.write(Numbers.longToBytes(digest.getValue()));
        }
        store.directory().sync(Collections.singleton(md.name()));
        files.add(md);
    }
    return files;
}

Example 27 with StoreFileMetaData

use of org.elasticsearch.index.store.StoreFileMetaData in project crate by crate.

the class RecoverySourceHandlerTests method testHandleExceptionOnSendFiles.

@Test
public void testHandleExceptionOnSendFiles() throws Throwable {
    final RecoverySettings recoverySettings = new RecoverySettings(Settings.EMPTY, service);
    final StartRecoveryRequest request = getStartRecoveryRequest();
    Path tempDir = createTempDir();
    Store store = newStore(tempDir, false);
    AtomicBoolean failedEngine = new AtomicBoolean(false);
    Directory dir = store.directory();
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir, newIndexWriterConfig());
    int numDocs = randomIntBetween(10, 100);
    for (int i = 0; i < numDocs; i++) {
        Document document = new Document();
        document.add(new StringField("id", Integer.toString(i), Field.Store.YES));
        document.add(newField("field", randomUnicodeOfCodepointLengthBetween(1, 10), TextField.TYPE_STORED));
        writer.addDocument(document);
    }
    writer.commit();
    writer.close();
    Store.MetadataSnapshot metadata = store.getMetadata(null);
    List<StoreFileMetadata> metas = new ArrayList<>();
    for (StoreFileMetadata md : metadata) {
        metas.add(md);
    }
    final boolean throwCorruptedIndexException = randomBoolean();
    RecoveryTargetHandler target = new TestRecoveryTargetHandler() {

        @Override
        public void writeFileChunk(StoreFileMetadata md, long position, BytesReference content, boolean lastChunk, int totalTranslogOps, ActionListener<Void> listener) {
            if (throwCorruptedIndexException) {
                listener.onFailure(new RuntimeException(new CorruptIndexException("foo", "bar")));
            } else {
                listener.onFailure(new RuntimeException("boom"));
            }
        }
    };
    RecoverySourceHandler handler = new RecoverySourceHandler(null, new AsyncRecoveryTarget(target, recoveryExecutor), threadPool, request, Math.toIntExact(recoverySettings.getChunkSize().getBytes()), between(1, 10), between(1, 4)) {

        @Override
        protected void failEngine(IOException cause) {
            assertFalse(failedEngine.get());
            failedEngine.set(true);
        }
    };
    PlainActionFuture<Void> sendFilesFuture = new PlainActionFuture<>();
    handler.sendFiles(store, metas.toArray(new StoreFileMetadata[0]), () -> 0, sendFilesFuture);
    Exception ex = expectThrows(Exception.class, sendFilesFuture::actionGet);
    final IOException unwrappedCorruption = ExceptionsHelper.unwrapCorruption(ex);
    if (throwCorruptedIndexException) {
        assertNotNull(unwrappedCorruption);
        assertEquals(ex.getMessage(), "[File corruption occurred on recovery but checksums are ok]");
    } else {
        assertNull(unwrappedCorruption);
        assertEquals(ex.getMessage(), "boom");
    }
    assertFalse(failedEngine.get());
    IOUtils.close(store);
}

Example 28 with StoreFileMetaData

use of org.elasticsearch.index.store.StoreFileMetaData in project crate by crate.

the class RecoverySourceHandlerTests method testSendFileChunksConcurrently.

@Test
public void testSendFileChunksConcurrently() throws Exception {
    final IndexShard shard = mock(IndexShard.class);
    when(shard.state()).thenReturn(IndexShardState.STARTED);
    final List<FileChunkResponse> unrepliedChunks = new CopyOnWriteArrayList<>();
    final AtomicInteger sentChunks = new AtomicInteger();
    final TestRecoveryTargetHandler recoveryTarget = new TestRecoveryTargetHandler() {

        final AtomicLong chunkNumberGenerator = new AtomicLong();

        @Override
        public void writeFileChunk(StoreFileMetadata md, long position, BytesReference content, boolean lastChunk, int totalTranslogOps, ActionListener<Void> listener) {
            final long chunkNumber = chunkNumberGenerator.getAndIncrement();
            logger.info("--> write chunk name={} seq={}, position={}", md.name(), chunkNumber, position);
            unrepliedChunks.add(new FileChunkResponse(chunkNumber, listener));
            sentChunks.incrementAndGet();
        }
    };
    final int maxConcurrentChunks = between(1, 8);
    final int chunkSize = between(1, 32);
    final RecoverySourceHandler handler = new RecoverySourceHandler(shard, recoveryTarget, threadPool, getStartRecoveryRequest(), chunkSize, maxConcurrentChunks, between(1, 10));
    Store store = newStore(createTempDir(), false);
    List<StoreFileMetadata> files = generateFiles(store, between(1, 10), () -> between(1, chunkSize * 20));
    int totalChunks = files.stream().mapToInt(md -> ((int) md.length() + chunkSize - 1) / chunkSize).sum();
    PlainActionFuture<Void> sendFilesFuture = new PlainActionFuture<>();
    handler.sendFiles(store, files.toArray(new StoreFileMetadata[0]), () -> 0, sendFilesFuture);
    assertBusy(() -> {
        assertThat(sentChunks.get(), equalTo(Math.min(totalChunks, maxConcurrentChunks)));
        assertThat(unrepliedChunks, hasSize(sentChunks.get()));
    });
    List<FileChunkResponse> ackedChunks = new ArrayList<>();
    while (sentChunks.get() < totalChunks || unrepliedChunks.isEmpty() == false) {
        List<FileChunkResponse> chunksToAck = randomSubsetOf(between(1, unrepliedChunks.size()), unrepliedChunks);
        unrepliedChunks.removeAll(chunksToAck);
        ackedChunks.addAll(chunksToAck);
        ackedChunks.sort(Comparator.comparing(c -> c.chunkNumber));
        int checkpoint = -1;
        for (int i = 0; i < ackedChunks.size(); i++) {
            if (i != ackedChunks.get(i).chunkNumber) {
                break;
            } else {
                checkpoint = i;
            }
        }
        int chunksToSend = Math.min(// limited by the remaining chunks
        totalChunks - sentChunks.get(), // limited by the buffering chunks
        maxConcurrentChunks - (sentChunks.get() - 1 - checkpoint));
        int expectedSentChunks = sentChunks.get() + chunksToSend;
        int expectedUnrepliedChunks = unrepliedChunks.size() + chunksToSend;
        chunksToAck.forEach(c -> c.listener.onResponse(null));
        assertBusy(() -> {
            assertThat(sentChunks.get(), equalTo(expectedSentChunks));
            assertThat(unrepliedChunks, hasSize(expectedUnrepliedChunks));
        });
    }
    sendFilesFuture.actionGet();
    store.close();
}

Example 29 with StoreFileMetaData

use of org.elasticsearch.index.store.StoreFileMetaData in project crate by crate.

the class RecoverySourceHandlerTests method testSendFiles.

@Test
public void testSendFiles() throws Throwable {
    final RecoverySettings recoverySettings = new RecoverySettings(Settings.EMPTY, service);
    final StartRecoveryRequest request = getStartRecoveryRequest();
    Store store = newStore(createTempDir());
    Directory dir = store.directory();
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir, newIndexWriterConfig());
    int numDocs = randomIntBetween(10, 100);
    for (int i = 0; i < numDocs; i++) {
        Document document = new Document();
        document.add(new StringField("id", Integer.toString(i), Field.Store.YES));
        document.add(newField("field", randomUnicodeOfCodepointLengthBetween(1, 10), TextField.TYPE_STORED));
        writer.addDocument(document);
    }
    writer.commit();
    writer.close();
    Store.MetadataSnapshot metadata = store.getMetadata(null);
    List<StoreFileMetadata> metas = new ArrayList<>();
    for (StoreFileMetadata md : metadata) {
        metas.add(md);
    }
    Store targetStore = newStore(createTempDir());
    MultiFileWriter multiFileWriter = new MultiFileWriter(targetStore, mock(RecoveryState.Index.class), "", logger, () -> {
    });
    RecoveryTargetHandler target = new TestRecoveryTargetHandler() {

        @Override
        public void writeFileChunk(StoreFileMetadata md, long position, BytesReference content, boolean lastChunk, int totalTranslogOps, ActionListener<Void> listener) {
            ActionListener.completeWith(listener, () -> {
                multiFileWriter.writeFileChunk(md, position, content, lastChunk);
                return null;
            });
        }
    };
    RecoverySourceHandler handler = new RecoverySourceHandler(null, new AsyncRecoveryTarget(target, recoveryExecutor), threadPool, request, Math.toIntExact(recoverySettings.getChunkSize().getBytes()), between(1, 5), between(1, 5));
    PlainActionFuture<Void> sendFilesFuture = new PlainActionFuture<>();
    handler.sendFiles(store, metas.toArray(new StoreFileMetadata[0]), () -> 0, sendFilesFuture);
    sendFilesFuture.actionGet(5, TimeUnit.SECONDS);
    Store.MetadataSnapshot targetStoreMetadata = targetStore.getMetadata(null);
    Store.RecoveryDiff recoveryDiff = targetStoreMetadata.recoveryDiff(metadata);
    assertEquals(metas.size(), recoveryDiff.identical.size());
    assertEquals(0, recoveryDiff.different.size());
    assertEquals(0, recoveryDiff.missing.size());
    IndexReader reader = DirectoryReader.open(targetStore.directory());
    assertEquals(numDocs, reader.maxDoc());
    IOUtils.close(reader, store, multiFileWriter, targetStore);
}

Example 30 with StoreFileMetaData

use of org.elasticsearch.index.store.StoreFileMetaData in project crate by crate.

the class RecoverySourceHandlerTests method testCancelRecoveryDuringPhase1.

@Test
public void testCancelRecoveryDuringPhase1() throws Exception {
    Store store = newStore(createTempDir("source"), false);
    IndexShard shard = mock(IndexShard.class);
    when(shard.store()).thenReturn(store);
    Directory dir = store.directory();
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir, newIndexWriterConfig());
    int numDocs = randomIntBetween(10, 100);
    for (int i = 0; i < numDocs; i++) {
        Document document = new Document();
        document.add(new StringField("id", Integer.toString(i), Field.Store.YES));
        document.add(newField("field", randomUnicodeOfCodepointLengthBetween(1, 10), TextField.TYPE_STORED));
        writer.addDocument(document);
    }
    writer.commit();
    writer.close();
    AtomicBoolean wasCancelled = new AtomicBoolean();
    SetOnce<Runnable> cancelRecovery = new SetOnce<>();
    final TestRecoveryTargetHandler recoveryTarget = new TestRecoveryTargetHandler() {

        @Override
        public void receiveFileInfo(List<String> phase1FileNames, List<Long> phase1FileSizes, List<String> phase1ExistingFileNames, List<Long> phase1ExistingFileSizes, int totalTranslogOps, ActionListener<Void> listener) {
            recoveryExecutor.execute(() -> listener.onResponse(null));
            if (randomBoolean()) {
                wasCancelled.set(true);
                cancelRecovery.get().run();
            }
        }

        @Override
        public void writeFileChunk(StoreFileMetadata md, long position, BytesReference content, boolean lastChunk, int totalTranslogOps, ActionListener<Void> listener) {
            recoveryExecutor.execute(() -> listener.onResponse(null));
            if (rarely()) {
                wasCancelled.set(true);
                cancelRecovery.get().run();
            }
        }

        @Override
        public void cleanFiles(int totalTranslogOps, long globalCheckpoint, Store.MetadataSnapshot sourceMetadata, ActionListener<Void> listener) {
            recoveryExecutor.execute(() -> listener.onResponse(null));
            if (randomBoolean()) {
                wasCancelled.set(true);
                cancelRecovery.get().run();
            }
        }
    };
    StartRecoveryRequest startRecoveryRequest = getStartRecoveryRequest();
    final RecoverySourceHandler handler = new RecoverySourceHandler(shard, recoveryTarget, threadPool, startRecoveryRequest, between(1, 16), between(1, 4), between(1, 4)) {

        @Override
        void createRetentionLease(long startingSeqNo, ActionListener<RetentionLease> listener) {
            final String leaseId = ReplicationTracker.getPeerRecoveryRetentionLeaseId(startRecoveryRequest.targetNode().getId());
            listener.onResponse(new RetentionLease(leaseId, startingSeqNo, threadPool.absoluteTimeInMillis(), ReplicationTracker.PEER_RECOVERY_RETENTION_LEASE_SOURCE));
        }
    };
    cancelRecovery.set(() -> handler.cancel("test"));
    final StepListener<RecoverySourceHandler.SendFileResult> phase1Listener = new StepListener<>();
    try {
        final CountDownLatch latch = new CountDownLatch(1);
        handler.phase1(DirectoryReader.listCommits(dir).get(0), 0, () -> 0, new LatchedActionListener<>(phase1Listener, latch));
        latch.await();
        phase1Listener.result();
    } catch (Exception e) {
        assertTrue(wasCancelled.get());
        assertNotNull(ExceptionsHelper.unwrap(e, CancellableThreads.ExecutionCancelledException.class));
    }
    store.close();
}