Examples with NettyByteBufDataInputStream com.github.ambry.utils.NettyByteBufDataInputStream used on opensource projects

Example 6 with NettyByteBufDataInputStream

use of com.github.ambry.utils.NettyByteBufDataInputStream in project ambry by linkedin.

the class GetBlobOperationTest method testRequestTimeoutAndBlobNotFoundLocalTimeout.

/**
 * Test the case where 2 local replicas timed out. The remaining one local replica and rest remote replicas respond
 * with Blob_Not_Found.
 * @throws Exception
 */
@Test
public void testRequestTimeoutAndBlobNotFoundLocalTimeout() throws Exception {
    assumeTrue(operationTrackerType.equals(AdaptiveOperationTracker.class.getSimpleName()));
    doPut();
    GetBlobOperation op = createOperation(routerConfig, null);
    AdaptiveOperationTracker tracker = (AdaptiveOperationTracker) op.getFirstChunkOperationTrackerInUse();
    correlationIdToGetOperation.clear();
    for (MockServer server : mockServerLayout.getMockServers()) {
        server.setServerErrorForAllRequests(ServerErrorCode.Blob_Not_Found);
    }
    op.poll(requestRegistrationCallback);
    time.sleep(routerConfig.routerRequestTimeoutMs + 1);
    // The request should have response from one local replica and all remote replicas.
    while (!op.isOperationComplete()) {
        op.poll(requestRegistrationCallback);
        List<ResponseInfo> responses = sendAndWaitForResponses(requestRegistrationCallback.getRequestsToSend());
        for (ResponseInfo responseInfo : responses) {
            GetResponse getResponse = responseInfo.getError() == null ? GetResponse.readFrom(new NettyByteBufDataInputStream(responseInfo.content()), mockClusterMap) : null;
            op.handleResponse(responseInfo, getResponse);
            responseInfo.release();
        }
    }
    RouterException routerException = (RouterException) op.getOperationException();
    // error code should be OperationTimedOut because it precedes BlobDoesNotExist
    Assert.assertEquals(RouterErrorCode.OperationTimedOut, routerException.getErrorCode());
    Histogram localColoTracker = tracker.getLatencyHistogram(RouterTestHelpers.getAnyReplica(blobId, true, localDcName));
    Histogram crossColoTracker = tracker.getLatencyHistogram(RouterTestHelpers.getAnyReplica(blobId, false, localDcName));
    // the count of data points in local colo Histogram should be 1, because first 2 request timed out
    Assert.assertEquals("The number of data points in local colo latency histogram is not expected", 1, localColoTracker.getCount());
    // the count of data points in cross colo Histogram should be 6 because all remote replicas respond with proper error code
    Assert.assertEquals("The number of data points in cross colo latency histogram is not expected", 6, crossColoTracker.getCount());
}

Example 7 with NettyByteBufDataInputStream

use of com.github.ambry.utils.NettyByteBufDataInputStream in project ambry by linkedin.

the class GetBlobOperationTest method createOperationAndComplete.

/**
 * Create a getBlob operation with the specified callback and poll until completion.
 * @param callback the callback to run after completion of the operation, or {@code null} if no callback.
 * @return the operation
 * @throws Exception
 */
private GetBlobOperation createOperationAndComplete(Callback<GetBlobResultInternal> callback) throws Exception {
    GetBlobOperation op = createOperation(routerConfig, callback);
    while (!op.isOperationComplete()) {
        op.poll(requestRegistrationCallback);
        List<ResponseInfo> responses = sendAndWaitForResponses(requestRegistrationCallback.getRequestsToSend());
        for (ResponseInfo responseInfo : responses) {
            DataInputStream dis = new NettyByteBufDataInputStream(responseInfo.content());
            GetResponse getResponse = responseInfo.getError() == null ? GetResponse.readFrom(dis, mockClusterMap) : null;
            op.handleResponse(responseInfo, getResponse);
            responseInfo.release();
        }
    }
    return op;
}

Example 8 with NettyByteBufDataInputStream

use of com.github.ambry.utils.NettyByteBufDataInputStream in project ambry by linkedin.

the class MockRouterCallback method completeOp.

/**
 * Completes {@code op}
 * @param op the {@link GetBlobInfoOperation} to complete
 * @throws IOException
 */
private void completeOp(GetBlobInfoOperation op) throws IOException {
    while (!op.isOperationComplete()) {
        op.poll(requestRegistrationCallback);
        List<ResponseInfo> responses = sendAndWaitForResponses(requestRegistrationCallback.getRequestsToSend());
        for (ResponseInfo responseInfo : responses) {
            GetResponse getResponse = responseInfo.getError() == null ? GetResponse.readFrom(new NettyByteBufDataInputStream(responseInfo.content()), mockClusterMap) : null;
            op.handleResponse(responseInfo, getResponse);
            if (op.isOperationComplete()) {
                break;
            }
        }
        responses.forEach(ResponseInfo::release);
    }
}

Example 9 with NettyByteBufDataInputStream

use of com.github.ambry.utils.NettyByteBufDataInputStream in project ambry by linkedin.

the class MockRouterCallback method testPollAndResponseHandling.

/**
 * Test basic successful operation completion, by polling and handing over responses to the BlobInfo operation.
 * @throws Exception
 */
@Test
public void testPollAndResponseHandling() throws Exception {
    for (short expectedLifeVersion : new short[] { 0, 1 }) {
        NonBlockingRouter.currentOperationsCount.incrementAndGet();
        // Now set the lifeVersion
        for (MockServer mockServer : mockServerLayout.getMockServers()) {
            if (mockServer.getBlobs().containsKey(blobId.getID())) {
                mockServer.getBlobs().get(blobId.getID()).lifeVersion = expectedLifeVersion;
            }
        }
        GetBlobInfoOperation op = new GetBlobInfoOperation(routerConfig, routerMetrics, mockClusterMap, responseHandler, blobId, options, null, routerCallback, kms, cryptoService, cryptoJobHandler, time, false, quotaChargeCallback);
        ArrayList<RequestInfo> requestListToFill = new ArrayList<>();
        requestRegistrationCallback.setRequestsToSend(requestListToFill);
        op.poll(requestRegistrationCallback);
        Assert.assertEquals("There should only be as many requests at this point as requestParallelism", requestParallelism, correlationIdToGetOperation.size());
        CountDownLatch onPollLatch = new CountDownLatch(1);
        if (testEncryption) {
            routerCallback.setOnPollLatch(onPollLatch);
        }
        List<ResponseInfo> responses = sendAndWaitForResponses(requestListToFill);
        for (ResponseInfo responseInfo : responses) {
            GetResponse getResponse = responseInfo.getError() == null ? GetResponse.readFrom(new NettyByteBufDataInputStream(responseInfo.content()), mockClusterMap) : null;
            op.handleResponse(responseInfo, getResponse);
            if (op.isOperationComplete()) {
                break;
            }
        }
        responses.forEach(ResponseInfo::release);
        if (testEncryption) {
            Assert.assertTrue("Latch should have been zeroed ", onPollLatch.await(500, TimeUnit.MILLISECONDS));
            op.poll(requestRegistrationCallback);
        }
        Assert.assertTrue("Operation should be complete at this time", op.isOperationComplete());
        assertSuccess(op, expectedLifeVersion);
        // poll again to make sure that counters aren't triggered again (check in @After)
        op.poll(requestRegistrationCallback);
        correlationIdToGetOperation.clear();
    }
}

Example 10 with NettyByteBufDataInputStream

use of com.github.ambry.utils.NettyByteBufDataInputStream in project ambry by linkedin.

the class PutOperationTest method testSendIncomplete.

/**
 * Ensure that if any of the requests associated with the buffer of a PutChunk is not completely read out even
 * after the associated chunk is complete, the buffer is not reused even though the PutChunk is reused.
 */
@Test
public void testSendIncomplete() throws Exception {
    int numChunks = routerConfig.routerMaxInMemPutChunks + 1;
    BlobProperties blobProperties = new BlobProperties(-1, "serviceId", "memberId", "contentType", false, Utils.Infinite_Time, Utils.getRandomShort(TestUtils.RANDOM), Utils.getRandomShort(TestUtils.RANDOM), false, null, null, null);
    byte[] userMetadata = new byte[10];
    byte[] content = new byte[chunkSize * numChunks];
    random.nextBytes(content);
    ReadableStreamChannel channel = new ByteBufferReadableStreamChannel(ByteBuffer.wrap(content));
    FutureResult<String> future = new FutureResult<>();
    MockNetworkClient mockNetworkClient = new MockNetworkClient();
    PutOperation op = PutOperation.forUpload(routerConfig, routerMetrics, mockClusterMap, new LoggingNotificationSystem(), new InMemAccountService(true, false), userMetadata, channel, PutBlobOptions.DEFAULT, future, null, new RouterCallback(mockNetworkClient, new ArrayList<>()), null, null, null, null, time, blobProperties, MockClusterMap.DEFAULT_PARTITION_CLASS, quotaChargeCallback);
    op.startOperation();
    List<RequestInfo> requestInfos = new ArrayList<>();
    requestRegistrationCallback.setRequestsToSend(requestInfos);
    // Since this channel is in memory, one call to fill chunks would end up filling the maximum number of PutChunks.
    op.fillChunks();
    Assert.assertTrue("ReadyForPollCallback should have been invoked as chunks were fully filled", mockNetworkClient.getAndClearWokenUpStatus());
    // A poll should therefore return requestParallelism number of requests from each chunk
    op.poll(requestRegistrationCallback);
    Assert.assertEquals(routerConfig.routerMaxInMemPutChunks * requestParallelism, requestInfos.size());
    // There are routerMaxInMemPutChunks + 1 data chunks for this blob (and a metadata chunk).
    // Once the first chunk is completely sent out, the first PutChunk will be reused. What the test verifies is that
    // the buffer of the first PutChunk does not get reused. It does this as follows:
    // For the first chunk,
    // 1. use first request to succeed the chunk (the successTarget is set to 1).
    // 2. read and store from the second for comparing later.
    // 3. read from the third after the first PutChunk gets reused and ensure that the data from the third is the
    // same as from what was saved off from the second. This means that the buffer was not reused by the first
    // PutChunk.
    // 1.
    ResponseInfo responseInfo = getResponseInfo(requestInfos.get(0));
    PutResponse putResponse = responseInfo.getError() == null ? PutResponse.readFrom(new NettyByteBufDataInputStream(responseInfo.content())) : null;
    op.handleResponse(responseInfo, putResponse);
    requestInfos.get(0).getRequest().release();
    responseInfo.release();
    // 2.
    PutRequest putRequest = (PutRequest) requestInfos.get(1).getRequest();
    ByteBuffer buf = ByteBuffer.allocate((int) putRequest.sizeInBytes());
    ByteBufferChannel bufChannel = new ByteBufferChannel(buf);
    // read it out (which also marks this request as complete).
    putRequest.writeTo(bufChannel);
    putRequest.release();
    byte[] expectedRequestContent = buf.array();
    // 3.
    // first save the third request
    PutRequest savedRequest = (PutRequest) requestInfos.get(2).getRequest();
    // succeed all the other requests.
    for (int i = 3; i < requestInfos.size(); i++) {
        responseInfo = getResponseInfo(requestInfos.get(i));
        putResponse = responseInfo.getError() == null ? PutResponse.readFrom(new NettyByteBufDataInputStream(responseInfo.content())) : null;
        op.handleResponse(responseInfo, putResponse);
        requestInfos.get(i).getRequest().release();
        responseInfo.release();
    }
    // fill the first PutChunk with the last chunk.
    op.fillChunks();
    // Verify that the last chunk was filled.
    requestInfos.clear();
    op.poll(requestRegistrationCallback);
    Assert.assertEquals(1 * requestParallelism, requestInfos.size());
    // Verify that the buffer of the third request is not affected.
    buf = ByteBuffer.allocate((int) savedRequest.sizeInBytes());
    bufChannel = new ByteBufferChannel(buf);
    savedRequest.writeTo(bufChannel);
    savedRequest.release();
    byte[] savedRequestContent = buf.array();
    // reset the correlation id as they will be different between the two requests.
    resetCorrelationId(expectedRequestContent);
    resetCorrelationId(savedRequestContent);
    Assert.assertArrayEquals("Underlying buffer should not have be reused", expectedRequestContent, savedRequestContent);
    // internal to the chunk (though this can be verified via coverage).
    for (int i = 0; i < requestInfos.size(); i++) {
        responseInfo = getResponseInfo(requestInfos.get(i));
        putResponse = responseInfo.getError() == null ? PutResponse.readFrom(new NettyByteBufDataInputStream(responseInfo.content())) : null;
        op.handleResponse(responseInfo, putResponse);
        requestInfos.get(i).getRequest().release();
        responseInfo.release();
    }
    requestInfos.clear();
    // this should return requests for the metadata chunk
    op.poll(requestRegistrationCallback);
    Assert.assertEquals(1 * requestParallelism, requestInfos.size());
    Assert.assertFalse("Operation should not be complete yet", op.isOperationComplete());
    // once the metadata request succeeds, it should complete the operation.
    responseInfo = getResponseInfo(requestInfos.get(0));
    putResponse = responseInfo.getError() == null ? PutResponse.readFrom(new NettyByteBufDataInputStream(responseInfo.content())) : null;
    op.handleResponse(responseInfo, putResponse);
    responseInfo.release();
    requestInfos.forEach(info -> info.getRequest().release());
    Assert.assertTrue("Operation should be complete at this time", op.isOperationComplete());
}