Examples with MockClusterMap com.github.ambry.clustermap.MockClusterMap used on opensource projects

Example 96 with MockClusterMap

use of com.github.ambry.clustermap.MockClusterMap in project ambry by linkedin.

the class OperationTrackerTest method operationClassTest.

/**
 * Test that operation tracker can correctly populate parameters(i.e. successTarget) based on input {@link RouterOperation}.
 */
@Test
public void operationClassTest() {
    Properties props = new Properties();
    props.setProperty("router.hostname", "localhost");
    props.setProperty("router.datacenter.name", "dc-0");
    props.setProperty("router.get.success.target", "1");
    props.setProperty("router.put.success.target", "2");
    props.setProperty("router.delete.success.target", "2");
    props.setProperty("router.ttl.update.success.target", "2");
    RouterConfig routerConfig = new RouterConfig(new VerifiableProperties(props));
    initialize();
    NonBlockingRouterMetrics routerMetrics = new NonBlockingRouterMetrics(mockClusterMap, routerConfig);
    Map<RouterOperation, Integer> operationAndSuccessTarget = new HashMap<>();
    operationAndSuccessTarget.put(RouterOperation.GetBlobOperation, 1);
    operationAndSuccessTarget.put(RouterOperation.GetBlobInfoOperation, 1);
    operationAndSuccessTarget.put(RouterOperation.PutOperation, 2);
    operationAndSuccessTarget.put(RouterOperation.DeleteOperation, 2);
    operationAndSuccessTarget.put(RouterOperation.TtlUpdateOperation, 2);
    for (Map.Entry<RouterOperation, Integer> entry : operationAndSuccessTarget.entrySet()) {
        SimpleOperationTracker operationTracker = null;
        switch(operationTrackerType) {
            case SIMPLE_OP_TRACKER:
                operationTracker = new SimpleOperationTracker(routerConfig, entry.getKey(), mockPartition, originatingDcName, true, routerMetrics);
                break;
            case ADAPTIVE_OP_TRACKER:
                try {
                    operationTracker = new AdaptiveOperationTracker(routerConfig, routerMetrics, entry.getKey(), mockPartition, originatingDcName, time);
                } catch (IllegalArgumentException e) {
                    assertTrue("Get operation shouldn't throw any exception in adaptive tracker", entry.getKey() != RouterOperation.GetBlobOperation && entry.getKey() != RouterOperation.GetBlobInfoOperation);
                }
                break;
        }
        // ensure the success target matches the number specified for each type of operaiton
        if (operationTracker != null) {
            assertEquals("The suggest target doesn't match", (long) entry.getValue(), operationTracker.getSuccessTarget(ReplicaType.DISK_BACKED));
        }
    }
}

Example 97 with MockClusterMap

use of com.github.ambry.clustermap.MockClusterMap in project ambry by linkedin.

the class ChunkFillTest method testChunkNumAndSizeCalculations.

/**
 * Test the calculation of number of chunks and the size of each chunk, using a very large blob size. No content
 * comparison is done. This test does not consume memory more than chunkSize.
 */
@Test
public void testChunkNumAndSizeCalculations() throws Exception {
    chunkSize = 4 * 1024 * 1024;
    // a large blob greater than Integer.MAX_VALUE and not at chunk size boundary.
    final long blobSize = ((long) Integer.MAX_VALUE / chunkSize + 1) * chunkSize + random.nextInt(chunkSize - 1) + 1;
    VerifiableProperties vProps = getNonBlockingRouterProperties();
    MockClusterMap mockClusterMap = new MockClusterMap();
    RouterConfig routerConfig = new RouterConfig(vProps);
    NonBlockingRouterMetrics routerMetrics = new NonBlockingRouterMetrics(mockClusterMap, routerConfig);
    short accountId = Utils.getRandomShort(random);
    short containerId = Utils.getRandomShort(random);
    BlobProperties putBlobProperties = new BlobProperties(blobSize, "serviceId", "memberId", "contentType", false, Utils.Infinite_Time, accountId, containerId, false, null, null, null);
    Random random = new Random();
    byte[] putUserMetadata = new byte[10];
    random.nextBytes(putUserMetadata);
    final MockReadableStreamChannel putChannel = new MockReadableStreamChannel(blobSize, false);
    FutureResult<String> futureResult = new FutureResult<String>();
    MockTime time = new MockTime();
    MockNetworkClientFactory networkClientFactory = new MockNetworkClientFactory(vProps, null, 0, 0, 0, null, time);
    PutOperation op = PutOperation.forUpload(routerConfig, routerMetrics, mockClusterMap, new LoggingNotificationSystem(), new InMemAccountService(true, false), putUserMetadata, putChannel, PutBlobOptions.DEFAULT, futureResult, null, new RouterCallback(networkClientFactory.getNetworkClient(), new ArrayList<>()), null, null, null, null, new MockTime(), putBlobProperties, MockClusterMap.DEFAULT_PARTITION_CLASS, quotaChargeCallback);
    op.startOperation();
    numChunks = RouterUtils.getNumChunksForBlobAndChunkSize(blobSize, chunkSize);
    // largeBlobSize is not a multiple of chunkSize
    int expectedNumChunks = (int) (blobSize / chunkSize + 1);
    Assert.assertEquals("numChunks should be as expected", expectedNumChunks, numChunks);
    int lastChunkSize = (int) (blobSize % chunkSize);
    final AtomicReference<Exception> channelException = new AtomicReference<Exception>(null);
    int chunkIndex = 0;
    // The write to the MockReadableStreamChannel blocks until the data is read as part fo the chunk filling,
    // so create a thread that fills the MockReadableStreamChannel.
    Utils.newThread(new Runnable() {

        @Override
        public void run() {
            try {
                byte[] writeBuf = new byte[chunkSize];
                long written = 0;
                while (written < blobSize) {
                    int toWrite = (int) Math.min(chunkSize, blobSize - written);
                    putChannel.write(ByteBuffer.wrap(writeBuf, 0, toWrite));
                    written += toWrite;
                }
            } catch (Exception e) {
                channelException.set(e);
            }
        }
    }, false).start();
    // Do the chunk filling.
    boolean fillingComplete = false;
    do {
        op.fillChunks();
        // since the channel is ByteBuffer based.
        for (PutOperation.PutChunk putChunk : op.putChunks) {
            Assert.assertNull("Mock channel write should not have caused an exception", channelException.get());
            if (putChunk.isFree()) {
                continue;
            }
            if (chunkIndex == numChunks - 1) {
                // last chunk may not be Ready as it is dependent on the completion callback to be called.
                Assert.assertTrue("Chunk should be Building or Ready.", putChunk.getState() == PutOperation.ChunkState.Ready || putChunk.getState() == PutOperation.ChunkState.Building);
                if (putChunk.getState() == PutOperation.ChunkState.Ready) {
                    Assert.assertEquals("Chunk size should be the last chunk size", lastChunkSize, putChunk.buf.readableBytes());
                    Assert.assertTrue("Chunk Filling should be complete at this time", op.isChunkFillingDone());
                    fillingComplete = true;
                }
            } else {
                // if not last chunk, then the chunk should be full and Ready.
                Assert.assertEquals("Chunk should be ready.", PutOperation.ChunkState.Ready, putChunk.getState());
                Assert.assertEquals("Chunk size should be maxChunkSize", chunkSize, putChunk.buf.readableBytes());
                chunkIndex++;
                putChunk.clear();
            }
        }
    } while (!fillingComplete);
}

Example 98 with MockClusterMap

use of com.github.ambry.clustermap.MockClusterMap in project ambry by linkedin.

the class OperationTrackerTest method downReplicasOrderingTest.

/**
 * Test to ensure that replicas that are down are also returned by the operation tracker, but they are
 * ordered after the healthy replicas.
 */
@Test
public void downReplicasOrderingTest() {
    List<Port> portList = Collections.singletonList(new Port(PORT, PortType.PLAINTEXT));
    List<String> mountPaths = Collections.singletonList("mockMountPath");
    datanodes = new ArrayList<>();
    datanodes.add(new MockDataNodeId(portList, mountPaths, "dc-0"));
    datanodes.add(new MockDataNodeId(portList, mountPaths, "dc-1"));
    mockPartition = new MockPartitionId();
    mockClusterMap = new MockClusterMap(false, datanodes, 1, Collections.singletonList(mockPartition), datanodes.get(0).getDatacenterName());
    int replicaCount = 6;
    populateReplicaList(replicaCount, ReplicaState.STANDBY);
    // Test scenarios with various number of replicas down
    for (int i = 0; i < replicaCount; i++) {
        testReplicaDown(replicaCount, i);
    }
}

Example 99 with MockClusterMap

use of com.github.ambry.clustermap.MockClusterMap in project ambry by linkedin.

the class MockReadableStreamChannel method verifyBlob.

/**
 * Verifies that the blob associated with the blob id returned by a successful put operation has exactly the same
 * data as the original object that was put.
 * @param requestAndResult the {@link RequestAndResult} to use for verification.
 * @param serializedRequests the mapping from blob ids to their corresponding serialized {@link PutRequest}.
 */
private void verifyBlob(RequestAndResult requestAndResult, HashMap<String, ByteBuffer> serializedRequests) throws Exception {
    String blobId = requestAndResult.result.result();
    ByteBuffer serializedRequest = serializedRequests.get(blobId);
    PutRequest request = deserializePutRequest(serializedRequest);
    NotificationBlobType notificationBlobType;
    BlobId origBlobId = new BlobId(blobId, mockClusterMap);
    boolean stitchOperation = requestAndResult.chunksToStitch != null;
    if (stitchOperation) {
        assertEquals("Stitch operations should always produce metadata blobs", BlobType.MetadataBlob, request.getBlobType());
    }
    if (request.getBlobType() == BlobType.MetadataBlob) {
        notificationBlobType = NotificationBlobType.Composite;
        assertEquals("Expected metadata", BlobDataType.METADATA, origBlobId.getBlobDataType());
        byte[] data = Utils.readBytesFromStream(request.getBlobStream(), (int) request.getBlobSize());
        CompositeBlobInfo compositeBlobInfo = MetadataContentSerDe.deserializeMetadataContentRecord(ByteBuffer.wrap(data), new BlobIdFactory(mockClusterMap));
        List<StoreKey> dataBlobIds = compositeBlobInfo.getKeys();
        long expectedMaxChunkSize;
        long expectedTotalSize;
        int expectedNumChunks;
        if (stitchOperation) {
            expectedMaxChunkSize = requestAndResult.chunksToStitch.stream().mapToLong(ChunkInfo::getChunkSizeInBytes).max().orElse(0);
            expectedTotalSize = requestAndResult.chunksToStitch.stream().mapToLong(ChunkInfo::getChunkSizeInBytes).sum();
            expectedNumChunks = requestAndResult.chunksToStitch.size();
        } else {
            expectedMaxChunkSize = chunkSize;
            expectedTotalSize = requestAndResult.putContent.length;
            expectedNumChunks = RouterUtils.getNumChunksForBlobAndChunkSize(requestAndResult.putContent.length, chunkSize);
        }
        if (metadataContentVersion <= MessageFormatRecord.Metadata_Content_Version_V2) {
            assertEquals("Wrong max chunk size in metadata", expectedMaxChunkSize, compositeBlobInfo.getChunkSize());
        }
        assertEquals("Wrong total size in metadata", expectedTotalSize, compositeBlobInfo.getTotalSize());
        assertEquals("Number of chunks is not as expected", expectedNumChunks, dataBlobIds.size());
        // Verify all dataBlobIds are DataChunk
        for (StoreKey key : dataBlobIds) {
            BlobId origDataBlobId = (BlobId) key;
            assertEquals("Expected datachunk", BlobDataType.DATACHUNK, origDataBlobId.getBlobDataType());
        }
        // verify user-metadata
        if (requestAndResult.putBlobProperties.isEncrypted()) {
            ByteBuffer userMetadata = request.getUsermetadata();
            // reason to directly call run() instead of spinning up a thread instead of calling start() is that, any exceptions or
            // assertion failures in non main thread will not fail the test.
            new DecryptJob(origBlobId, request.getBlobEncryptionKey().duplicate(), null, userMetadata, cryptoService, kms, null, new CryptoJobMetricsTracker(metrics.decryptJobMetrics), (result, exception) -> {
                assertNull("Exception should not be thrown", exception);
                assertEquals("BlobId mismatch", origBlobId, result.getBlobId());
                assertArrayEquals("UserMetadata mismatch", requestAndResult.putUserMetadata, result.getDecryptedUserMetadata().array());
            }).run();
        } else {
            assertArrayEquals("UserMetadata mismatch", requestAndResult.putUserMetadata, request.getUsermetadata().array());
        }
        if (!stitchOperation) {
            verifyCompositeBlob(requestAndResult.putBlobProperties, requestAndResult.putContent, requestAndResult.putUserMetadata, dataBlobIds, request, serializedRequests);
        }
    } else {
        notificationBlobType = requestAndResult.options.isChunkUpload() ? NotificationBlobType.DataChunk : NotificationBlobType.Simple;
        // TODO: Currently, we don't have the logic to distinguish Simple vs DataChunk for the first chunk
        // Once the logic is fixed we should assert Simple.
        BlobDataType dataType = origBlobId.getBlobDataType();
        assertTrue("Invalid blob data type", dataType == BlobDataType.DATACHUNK || dataType == BlobDataType.SIMPLE);
        byte[] content = Utils.readBytesFromStream(request.getBlobStream(), (int) request.getBlobSize());
        if (!requestAndResult.putBlobProperties.isEncrypted()) {
            assertArrayEquals("Input blob and written blob should be the same", requestAndResult.putContent, content);
            assertArrayEquals("UserMetadata mismatch for simple blob", requestAndResult.putUserMetadata, request.getUsermetadata().array());
        } else {
            ByteBuffer userMetadata = request.getUsermetadata();
            // reason to directly call run() instead of spinning up a thread instead of calling start() is that, any exceptions or
            // assertion failures in non main thread will not fail the test.
            new DecryptJob(origBlobId, request.getBlobEncryptionKey().duplicate(), Unpooled.wrappedBuffer(content), userMetadata, cryptoService, kms, null, new CryptoJobMetricsTracker(metrics.decryptJobMetrics), (result, exception) -> {
                assertNull("Exception should not be thrown", exception);
                assertEquals("BlobId mismatch", origBlobId, result.getBlobId());
                ByteBuf decryptedBlobContent = result.getDecryptedBlobContent();
                byte[] blobContent = new byte[decryptedBlobContent.readableBytes()];
                decryptedBlobContent.readBytes(blobContent);
                assertArrayEquals("Content mismatch", requestAndResult.putContent, blobContent);
                assertArrayEquals("UserMetadata mismatch", requestAndResult.putUserMetadata, result.getDecryptedUserMetadata().array());
                decryptedBlobContent.release();
            }).run();
        }
    }
    notificationSystem.verifyNotification(blobId, notificationBlobType, request.getBlobProperties());
}

Example 100 with MockClusterMap

use of com.github.ambry.clustermap.MockClusterMap in project ambry by linkedin.

the class Http2NetworkClientTest method putGetTest.

@Test
public void putGetTest() throws Exception {
    MockClusterMap clusterMap = http2Cluster.getClusterMap();
    DataNodeId dataNodeId = http2Cluster.getGeneralDataNode();
    BlobIdFactory blobIdFactory = new BlobIdFactory(clusterMap);
    SSLFactory sslFactory = new NettySslHttp2Factory(clientSSLConfig);
    Http2NetworkClient networkClient = new Http2NetworkClient(new Http2ClientMetrics(new MetricRegistry()), new Http2ClientConfig(new VerifiableProperties(new Properties())), sslFactory, eventLoopGroup);
    // Put a blob
    int blobSize = 1024 * 1024;
    byte[] usermetadata = new byte[1000];
    byte[] data = new byte[blobSize];
    short accountId = Utils.getRandomShort(TestUtils.RANDOM);
    short containerId = Utils.getRandomShort(TestUtils.RANDOM);
    BlobProperties properties = new BlobProperties(blobSize, "serviceid1", accountId, containerId, false);
    TestUtils.RANDOM.nextBytes(usermetadata);
    TestUtils.RANDOM.nextBytes(data);
    List<? extends PartitionId> partitionIds = clusterMap.getWritablePartitionIds(MockClusterMap.DEFAULT_PARTITION_CLASS);
    short blobIdVersion = CommonTestUtils.getCurrentBlobIdVersion();
    BlobId blobId1 = new BlobId(blobIdVersion, BlobId.BlobIdType.NATIVE, clusterMap.getLocalDatacenterId(), properties.getAccountId(), properties.getContainerId(), partitionIds.get(0), false, BlobId.BlobDataType.DATACHUNK);
    // put blob 1
    PutRequest putRequest = new PutRequest(1, "client1", blobId1, properties, ByteBuffer.wrap(usermetadata), Unpooled.wrappedBuffer(data), properties.getBlobSize(), BlobType.DataBlob, null);
    RequestInfo request = new RequestInfo(dataNodeId.getHostname(), new Port(dataNodeId.getHttp2Port(), PortType.HTTP2), putRequest, clusterMap.getReplicaIds(dataNodeId).get(0), null);
    List<ResponseInfo> responseInfos = networkClient.sendAndPoll(Collections.singletonList(request), new HashSet<>(), 300);
    long startTime = SystemTime.getInstance().milliseconds();
    while (responseInfos.size() == 0) {
        responseInfos = networkClient.sendAndPoll(Collections.EMPTY_LIST, new HashSet<>(), 300);
        if (SystemTime.getInstance().milliseconds() - startTime >= 6000) {
            fail("Network Client no reponse and timeout.");
        }
        Thread.sleep(30);
    }
    assertEquals("Should be only one response", 1, responseInfos.size());
    DataInputStream dis = new NettyByteBufDataInputStream(responseInfos.get(0).content());
    PutResponse putResponse = PutResponse.readFrom(dis);
    assertEquals("No error expected.", ServerErrorCode.No_Error, putResponse.getError());
    // Get the blob
    // get blob properties
    ArrayList<BlobId> ids = new ArrayList<BlobId>();
    MockPartitionId partition = (MockPartitionId) clusterMap.getWritablePartitionIds(MockClusterMap.DEFAULT_PARTITION_CLASS).get(0);
    ids.add(blobId1);
    ArrayList<PartitionRequestInfo> partitionRequestInfoList = new ArrayList<PartitionRequestInfo>();
    PartitionRequestInfo partitionRequestInfo = new PartitionRequestInfo(partition, ids);
    partitionRequestInfoList.add(partitionRequestInfo);
    GetRequest getRequest = new GetRequest(1, "http2-clientid", MessageFormatFlags.All, partitionRequestInfoList, GetOption.None);
    request = new RequestInfo(dataNodeId.getHostname(), new Port(dataNodeId.getHttp2Port(), PortType.HTTP2), getRequest, clusterMap.getReplicaIds(dataNodeId).get(0), null);
    responseInfos = networkClient.sendAndPoll(Collections.singletonList(request), new HashSet<>(), 300);
    startTime = SystemTime.getInstance().milliseconds();
    while (responseInfos.size() == 0) {
        responseInfos = networkClient.sendAndPoll(Collections.EMPTY_LIST, new HashSet<>(), 300);
        if (SystemTime.getInstance().milliseconds() - startTime >= 3000) {
            fail("Network Client no response and timeout.");
        }
        Thread.sleep(30);
    }
    assertEquals("Should be only one response", 1, responseInfos.size());
    dis = new NettyByteBufDataInputStream(responseInfos.get(0).content());
    GetResponse resp = GetResponse.readFrom(dis, clusterMap);
    BlobAll blobAll = MessageFormatRecord.deserializeBlobAll(resp.getInputStream(), blobIdFactory);
    // verify BlobProperties
    BlobProperties propertyOutput = blobAll.getBlobInfo().getBlobProperties();
    assertEquals(blobSize, propertyOutput.getBlobSize());
    assertEquals("serviceid1", propertyOutput.getServiceId());
    assertEquals("AccountId mismatch", accountId, propertyOutput.getAccountId());
    assertEquals("ContainerId mismatch", containerId, propertyOutput.getContainerId());
    // verify UserMetadata
    byte[] userMetadataOutput = blobAll.getBlobInfo().getUserMetadata();
    assertArrayEquals(usermetadata, userMetadataOutput);
    // verify content
    byte[] actualBlobData = getBlobDataAndRelease(blobAll.getBlobData());
    assertArrayEquals("Content mismatch.", data, actualBlobData);
}