Examples with LoggingNotificationSystem com.github.ambry.commons.LoggingNotificationSystem used on opensource projects

Example 11 with LoggingNotificationSystem

use of com.github.ambry.commons.LoggingNotificationSystem 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 = NonBlockingRouter.MAX_IN_MEM_CHUNKS + 1;
    BlobProperties blobProperties = new BlobProperties(-1, "serviceId", "memberId", "contentType", false, Utils.Infinite_Time, Utils.getRandomShort(TestUtils.RANDOM), Utils.getRandomShort(TestUtils.RANDOM), false);
    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 = new PutOperation(routerConfig, routerMetrics, mockClusterMap, responseHandler, new LoggingNotificationSystem(), userMetadata, channel, future, null, new RouterCallback(mockNetworkClient, new ArrayList<BackgroundDeleteRequest>()), null, null, null, null, time, blobProperties);
    op.startReadingFromChannel();
    List<RequestInfo> requestInfos = new ArrayList<>();
    requestRegistrationCallback.requestListToFill = 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(NonBlockingRouter.MAX_IN_MEM_CHUNKS * requestParallelism, requestInfos.size());
    // There are MAX_IN_MEM_CHUNKS + 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 DataInputStream(new ByteBufferInputStream(responseInfo.getResponse()))) : null;
    op.handleResponse(responseInfo, putResponse);
    // 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);
    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 DataInputStream(new ByteBufferInputStream(responseInfo.getResponse()))) : null;
        op.handleResponse(responseInfo, putResponse);
    }
    // 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);
    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 DataInputStream(new ByteBufferInputStream(responseInfo.getResponse()))) : null;
        op.handleResponse(responseInfo, putResponse);
    }
    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 DataInputStream(new ByteBufferInputStream(responseInfo.getResponse()))) : null;
    op.handleResponse(responseInfo, putResponse);
    Assert.assertTrue("Operation should be complete at this time", op.isOperationComplete());
}

Example 12 with LoggingNotificationSystem

use of com.github.ambry.commons.LoggingNotificationSystem in project ambry by linkedin.

the class PutOperationTest method testSetOperationExceptionAndComplete.

/**
 * Test the Errors {@link RouterErrorCode} received by Put Operation. The operation exception is set
 * based on the priority of these errors.
 * @throws Exception
 */
@Test
public void testSetOperationExceptionAndComplete() throws Exception {
    int numChunks = NonBlockingRouter.MAX_IN_MEM_CHUNKS + 1;
    BlobProperties blobProperties = new BlobProperties(-1, "serviceId", "memberId", "contentType", false, Utils.Infinite_Time, Utils.getRandomShort(TestUtils.RANDOM), Utils.getRandomShort(TestUtils.RANDOM), false);
    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 = new PutOperation(routerConfig, routerMetrics, mockClusterMap, responseHandler, new LoggingNotificationSystem(), userMetadata, channel, future, null, new RouterCallback(mockNetworkClient, new ArrayList<BackgroundDeleteRequest>()), null, null, null, null, time, blobProperties);
    RouterErrorCode[] routerErrorCodes = new RouterErrorCode[5];
    routerErrorCodes[0] = RouterErrorCode.OperationTimedOut;
    routerErrorCodes[1] = RouterErrorCode.UnexpectedInternalError;
    routerErrorCodes[2] = RouterErrorCode.AmbryUnavailable;
    routerErrorCodes[3] = RouterErrorCode.InsufficientCapacity;
    routerErrorCodes[4] = RouterErrorCode.InvalidBlobId;
    for (int i = 0; i < routerErrorCodes.length; ++i) {
        op.setOperationExceptionAndComplete(new RouterException("RouterError", routerErrorCodes[i]));
        Assert.assertEquals(((RouterException) op.getOperationException()).getErrorCode(), routerErrorCodes[i]);
    }
    for (int i = routerErrorCodes.length - 1; i >= 0; --i) {
        op.setOperationExceptionAndComplete(new RouterException("RouterError", routerErrorCodes[i]));
        Assert.assertEquals(((RouterException) op.getOperationException()).getErrorCode(), routerErrorCodes[routerErrorCodes.length - 1]);
    }
    Exception nonRouterException = new Exception();
    op.setOperationExceptionAndComplete(nonRouterException);
    Assert.assertEquals(nonRouterException, op.getOperationException());
    // test edge case where current operationException is non RouterException
    op.setOperationExceptionAndComplete(new RouterException("RouterError", RouterErrorCode.InsufficientCapacity));
    Assert.assertEquals(((RouterException) op.getOperationException()).getErrorCode(), RouterErrorCode.InsufficientCapacity);
}

Example 13 with LoggingNotificationSystem

use of com.github.ambry.commons.LoggingNotificationSystem in project ambry by linkedin.

the class RouterFactoryTest method testRouterFactory.

/**
 * Tests the instantiation of a {@link Router} implementation through its {@link RouterFactory} implementation
 * @throws IOException
 */
@Test
public void testRouterFactory() throws Exception {
    VerifiableProperties verifiableProperties = getVerifiableProperties();
    List<FactoryAndRouter> factoryAndRouters = new ArrayList<FactoryAndRouter>();
    factoryAndRouters.add(new FactoryAndRouter("com.github.ambry.router.NonBlockingRouterFactory", "com.github.ambry.router.NonBlockingRouter"));
    for (FactoryAndRouter factoryAndRouter : factoryAndRouters) {
        RouterFactory routerFactory = Utils.getObj(factoryAndRouter.factoryStr, verifiableProperties, new MockClusterMap(), new LoggingNotificationSystem(), null);
        Router router = routerFactory.getRouter();
        Assert.assertEquals("Did not receive expected Router instance", factoryAndRouter.routerStr, router.getClass().getCanonicalName());
        router.close();
    }
}

Example 14 with LoggingNotificationSystem

use of com.github.ambry.commons.LoggingNotificationSystem in project ambry by linkedin.

the class NonBlockingRouterTest method setRouter.

/**
 * Initialize and set the router with the given {@link Properties} and {@link MockServerLayout}
 * @param props the {@link Properties}
 * @param mockServerLayout the {@link MockServerLayout}
 */
private void setRouter(Properties props, MockServerLayout mockServerLayout) throws IOException {
    VerifiableProperties verifiableProperties = new VerifiableProperties((props));
    routerMetrics = new NonBlockingRouterMetrics(mockClusterMap);
    router = new NonBlockingRouter(new RouterConfig(verifiableProperties), routerMetrics, new MockNetworkClientFactory(verifiableProperties, null, MAX_PORTS_PLAIN_TEXT, MAX_PORTS_SSL, CHECKOUT_TIMEOUT_MS, mockServerLayout, mockTime), new LoggingNotificationSystem(), mockClusterMap, kms, cryptoService, cryptoJobHandler, mockTime);
}

Example 15 with LoggingNotificationSystem

use of com.github.ambry.commons.LoggingNotificationSystem in project ambry by linkedin.

the class NonBlockingRouterTest method testCompositeBlobDataChunksDelete.

/**
 * Test that if a composite blob is deleted, the data chunks are eventually deleted. Also check the service IDs used
 * for delete operations.
 */
@Test
public void testCompositeBlobDataChunksDelete() throws Exception {
    // Ensure there are 4 chunks.
    maxPutChunkSize = PUT_CONTENT_SIZE / 4;
    Properties props = getNonBlockingRouterProperties("DC1");
    VerifiableProperties verifiableProperties = new VerifiableProperties((props));
    RouterConfig routerConfig = new RouterConfig(verifiableProperties);
    MockClusterMap mockClusterMap = new MockClusterMap();
    MockTime mockTime = new MockTime();
    MockServerLayout mockServerLayout = new MockServerLayout(mockClusterMap);
    // metadata blob + data chunks.
    final AtomicReference<CountDownLatch> deletesDoneLatch = new AtomicReference<>();
    final Map<String, String> blobsThatAreDeleted = new HashMap<>();
    LoggingNotificationSystem deleteTrackingNotificationSystem = new LoggingNotificationSystem() {

        @Override
        public void onBlobDeleted(String blobId, String serviceId) {
            blobsThatAreDeleted.put(blobId, serviceId);
            deletesDoneLatch.get().countDown();
        }
    };
    router = new NonBlockingRouter(routerConfig, new NonBlockingRouterMetrics(mockClusterMap), new MockNetworkClientFactory(verifiableProperties, mockSelectorState, MAX_PORTS_PLAIN_TEXT, MAX_PORTS_SSL, CHECKOUT_TIMEOUT_MS, mockServerLayout, mockTime), deleteTrackingNotificationSystem, mockClusterMap, kms, cryptoService, cryptoJobHandler, mockTime);
    setOperationParams();
    String blobId = router.putBlob(putBlobProperties, putUserMetadata, putChannel).get();
    String deleteServiceId = "delete-service";
    Set<String> blobsToBeDeleted = getBlobsInServers(mockServerLayout);
    int getRequestCount = mockServerLayout.getCount(RequestOrResponseType.GetRequest);
    // The third iteration is to test the case where the blob has expired.
    for (int i = 0; i < 3; i++) {
        if (i == 2) {
            // Create a clean cluster and put another blob that immediate expires.
            setOperationParams();
            putBlobProperties = new BlobProperties(-1, "serviceId", "memberId", "contentType", false, 0, Utils.getRandomShort(TestUtils.RANDOM), Utils.getRandomShort(TestUtils.RANDOM), false);
            blobId = router.putBlob(putBlobProperties, putUserMetadata, putChannel).get();
            Set<String> allBlobsInServer = getBlobsInServers(mockServerLayout);
            allBlobsInServer.removeAll(blobsToBeDeleted);
            blobsToBeDeleted = allBlobsInServer;
        }
        blobsThatAreDeleted.clear();
        deletesDoneLatch.set(new CountDownLatch(5));
        router.deleteBlob(blobId, deleteServiceId, null).get();
        Assert.assertTrue("Deletes should not take longer than " + AWAIT_TIMEOUT_MS, deletesDoneLatch.get().await(AWAIT_TIMEOUT_MS, TimeUnit.MILLISECONDS));
        Assert.assertTrue("All blobs in server are deleted", blobsThatAreDeleted.keySet().containsAll(blobsToBeDeleted));
        Assert.assertTrue("Only blobs in server are deleted", blobsToBeDeleted.containsAll(blobsThatAreDeleted.keySet()));
        for (Map.Entry<String, String> blobIdAndServiceId : blobsThatAreDeleted.entrySet()) {
            String expectedServiceId = blobIdAndServiceId.getKey().equals(blobId) ? deleteServiceId : BackgroundDeleteRequest.SERVICE_ID_PREFIX + deleteServiceId;
            Assert.assertEquals("Unexpected service ID for deleted blob", expectedServiceId, blobIdAndServiceId.getValue());
        }
        // For 1 chunk deletion attempt, 1 background operation for Get is initiated which results in 2 Get Requests at
        // the servers.
        getRequestCount += 2;
        Assert.assertEquals("Only one attempt of chunk deletion should have been done", getRequestCount, mockServerLayout.getCount(RequestOrResponseType.GetRequest));
    }
    deletesDoneLatch.set(new CountDownLatch(5));
    router.deleteBlob(blobId, null, null).get();
    Assert.assertTrue("Deletes should not take longer than " + AWAIT_TIMEOUT_MS, deletesDoneLatch.get().await(AWAIT_TIMEOUT_MS, TimeUnit.MILLISECONDS));
    router.close();
    assertClosed();
    Assert.assertEquals("All operations should have completed", 0, router.getOperationsCount());
}