Examples with SetupAppend io.pravega.shared.protocol.netty.WireCommands.SetupAppend used on opensource projects

Example 21 with SetupAppend

use of io.pravega.shared.protocol.netty.WireCommands.SetupAppend in project pravega by pravega.

the class AppendProcessorTest method testSwitchingSegment.

@Test
public void testSwitchingSegment() {
    String streamSegmentName1 = "testAppendSegment1";
    String streamSegmentName2 = "testAppendSegment2";
    UUID clientId = UUID.randomUUID();
    byte[] data = new byte[] { 1, 2, 3, 4, 6, 7, 8, 9 };
    StreamSegmentStore store = mock(StreamSegmentStore.class);
    InOrder verifier = Mockito.inOrder(store);
    ServerConnection connection = mock(ServerConnection.class);
    AppendProcessor processor = new AppendProcessor(store, connection, new FailingRequestProcessor(), null);
    setupGetStreamSegmentInfo(streamSegmentName1, clientId, store);
    processor.setupAppend(new SetupAppend(1, clientId, streamSegmentName1, ""));
    verifier.verify(store).getStreamSegmentInfo(anyString(), eq(true), eq(AppendProcessor.TIMEOUT));
    CompletableFuture<Void> result = CompletableFuture.completedFuture(null);
    when(store.append(streamSegmentName1, data, updateEventNumber(clientId, 10), AppendProcessor.TIMEOUT)).thenReturn(result);
    processor.append(new Append(streamSegmentName1, clientId, 10, Unpooled.wrappedBuffer(data), null));
    verifier.verify(store).append(streamSegmentName1, data, updateEventNumber(clientId, 10), AppendProcessor.TIMEOUT);
    setupGetStreamSegmentInfo(streamSegmentName2, clientId, store);
    processor.setupAppend(new SetupAppend(1, clientId, streamSegmentName2, ""));
    verifier.verify(store).getStreamSegmentInfo(anyString(), eq(true), eq(AppendProcessor.TIMEOUT));
    CompletableFuture<Void> result2 = CompletableFuture.completedFuture(null);
    when(store.append(streamSegmentName2, data, updateEventNumber(clientId, 2000), AppendProcessor.TIMEOUT)).thenReturn(result2);
    processor.append(new Append(streamSegmentName2, clientId, 2000, Unpooled.wrappedBuffer(data), null));
    verifier.verify(store).append(streamSegmentName2, data, updateEventNumber(clientId, 2000), AppendProcessor.TIMEOUT);
    CompletableFuture<Void> result3 = CompletableFuture.completedFuture(null);
    when(store.append(streamSegmentName1, data, updateEventNumber(clientId, 20, 10, 1), AppendProcessor.TIMEOUT)).thenReturn(result3);
    processor.append(new Append(streamSegmentName1, clientId, 20, Unpooled.wrappedBuffer(data), null));
    verifier.verify(store).append(streamSegmentName1, data, updateEventNumber(clientId, 20, 10, 1), AppendProcessor.TIMEOUT);
    verifyNoMoreInteractions(store);
}

Example 22 with SetupAppend

use of io.pravega.shared.protocol.netty.WireCommands.SetupAppend in project pravega by pravega.

the class AppendProcessorTest method testConditionalAppendSuccess.

@Test
public void testConditionalAppendSuccess() {
    String streamSegmentName = "testConditionalAppendSuccess";
    UUID clientId = UUID.randomUUID();
    byte[] data = new byte[] { 1, 2, 3, 4, 6, 7, 8, 9 };
    StreamSegmentStore store = mock(StreamSegmentStore.class);
    ServerConnection connection = mock(ServerConnection.class);
    AppendProcessor processor = new AppendProcessor(store, connection, new FailingRequestProcessor(), null);
    setupGetStreamSegmentInfo(streamSegmentName, clientId, store);
    CompletableFuture<Void> result = CompletableFuture.completedFuture(null);
    when(store.append(streamSegmentName, data, updateEventNumber(clientId, 1), AppendProcessor.TIMEOUT)).thenReturn(result);
    processor.setupAppend(new SetupAppend(1, clientId, streamSegmentName, ""));
    processor.append(new Append(streamSegmentName, clientId, 1, Unpooled.wrappedBuffer(data), null));
    result = CompletableFuture.completedFuture(null);
    when(store.append(streamSegmentName, data.length, data, updateEventNumber(clientId, 2, 1, 1), AppendProcessor.TIMEOUT)).thenReturn(result);
    processor.append(new Append(streamSegmentName, clientId, 2, Unpooled.wrappedBuffer(data), (long) data.length));
    verify(store).getStreamSegmentInfo(anyString(), eq(true), eq(AppendProcessor.TIMEOUT));
    verify(store).append(streamSegmentName, data, updateEventNumber(clientId, 1), AppendProcessor.TIMEOUT);
    verify(store).append(streamSegmentName, data.length, data, updateEventNumber(clientId, 2, 1, 1), AppendProcessor.TIMEOUT);
    verify(connection).send(new AppendSetup(1, streamSegmentName, clientId, 0));
    verify(connection, atLeast(0)).resumeReading();
    verify(connection).send(new DataAppended(clientId, 1, 0));
    verify(connection).send(new DataAppended(clientId, 2, 1));
    verifyNoMoreInteractions(connection);
    verifyNoMoreInteractions(store);
}

Example 23 with SetupAppend

use of io.pravega.shared.protocol.netty.WireCommands.SetupAppend in project pravega by pravega.

the class AppendProcessorTest method testUnsupportedOperation.

@Test
public void testUnsupportedOperation() {
    String streamSegmentName = "testAppendSegment";
    UUID clientId = UUID.randomUUID();
    byte[] data = new byte[] { 1, 2, 3, 4, 6, 7, 8, 9 };
    StreamSegmentStore store = mock(StreamSegmentStore.class);
    ServerConnection connection = mock(ServerConnection.class);
    AppendProcessor processor = new AppendProcessor(store, connection, new FailingRequestProcessor(), null);
    setupGetStreamSegmentInfo(streamSegmentName, clientId, store);
    CompletableFuture<Void> result = Futures.failedFuture(new UnsupportedOperationException());
    when(store.append(streamSegmentName, data, updateEventNumber(clientId, data.length), AppendProcessor.TIMEOUT)).thenReturn(result);
    processor.setupAppend(new SetupAppend(1, clientId, streamSegmentName, ""));
    processor.append(new Append(streamSegmentName, clientId, data.length, Unpooled.wrappedBuffer(data), null));
    verify(store).getStreamSegmentInfo(anyString(), eq(true), eq(AppendProcessor.TIMEOUT));
    verify(store).append(streamSegmentName, data, updateEventNumber(clientId, data.length), AppendProcessor.TIMEOUT);
    verify(connection).send(new AppendSetup(1, streamSegmentName, clientId, 0));
    verify(connection, atLeast(0)).resumeReading();
    verify(connection).send(new OperationUnsupported(data.length, "appending data"));
    verifyNoMoreInteractions(connection);
    verifyNoMoreInteractions(store);
}

Example 24 with SetupAppend

use of io.pravega.shared.protocol.netty.WireCommands.SetupAppend in project pravega by pravega.

the class AppendProcessorTest method testDelayedDataAppended.

/**
 * Test to ensure newer appends are processed only after successfully sending the DataAppended acknowledgement
 * back to client. This test tests the following:
 * - If sending first DataAppended is blocked, ensure future appends are not written to store.
 * - Once the first DataAppended is sent ensure the remaining appends are written to store and DataAppended ack'ed
 * back.
 */
@Test(timeout = 15 * 1000)
public void testDelayedDataAppended() throws Exception {
    ReusableLatch firstStoreAppendInvoked = new ReusableLatch();
    ReusableLatch completeFirstDataAppendedAck = new ReusableLatch();
    ReusableLatch secondStoreAppendInvoked = new ReusableLatch();
    @Cleanup("shutdownNow") ScheduledExecutorService nettyExecutor = ExecutorServiceHelpers.newScheduledThreadPool(1, "Netty-threadPool");
    String streamSegmentName = "testDelayedAppend";
    UUID clientId = UUID.randomUUID();
    byte[] data = new byte[] { 1, 2, 3, 4, 6, 7, 8, 9 };
    StreamSegmentStore store = mock(StreamSegmentStore.class);
    ServerConnection connection = mock(ServerConnection.class);
    // Ensure the first DataAppended is hung/delayed.
    doAnswer(invocation -> {
        firstStoreAppendInvoked.release();
        // wait, simulating a hung/delayed dataAppended acknowledgement.
        completeFirstDataAppendedAck.await();
        return null;
    }).doAnswer(invocation -> {
        secondStoreAppendInvoked.release();
        return null;
    }).when(connection).send(any(DataAppended.class));
    AppendProcessor processor = new AppendProcessor(store, connection, new FailingRequestProcessor(), null);
    CompletableFuture<SegmentProperties> propsFuture = CompletableFuture.completedFuture(StreamSegmentInformation.builder().name(streamSegmentName).build());
    when(store.getStreamSegmentInfo(streamSegmentName, true, AppendProcessor.TIMEOUT)).thenReturn(propsFuture);
    processor.setupAppend(new SetupAppend(1, clientId, streamSegmentName, ""));
    verify(store).getStreamSegmentInfo(streamSegmentName, true, AppendProcessor.TIMEOUT);
    CompletableFuture<Void> result = CompletableFuture.completedFuture(null);
    int eventCount = 100;
    when(store.append(streamSegmentName, data, updateEventNumber(clientId, 100, SegmentMetadata.NULL_ATTRIBUTE_VALUE, eventCount), AppendProcessor.TIMEOUT)).thenReturn(result);
    // Trigger the first append, here the sending of DataAppended ack will be delayed/hung.
    nettyExecutor.submit(() -> processor.append(new Append(streamSegmentName, clientId, 100, eventCount, Unpooled.wrappedBuffer(data), null)));
    firstStoreAppendInvoked.await();
    verify(store).append(streamSegmentName, data, updateEventNumber(clientId, 100, SegmentMetadata.NULL_ATTRIBUTE_VALUE, eventCount), AppendProcessor.TIMEOUT);
    /* Trigger the next append. This should be completed immediately and should not cause a store.append to be
        invoked as the previous DataAppended ack is still not sent. */
    processor.append(new Append(streamSegmentName, clientId, 200, eventCount, Unpooled.wrappedBuffer(data), null));
    // Since the first Ack was never sent the next append should not be written to the store.
    verifyNoMoreInteractions(store);
    // Setup mock for check behaviour after the delayed/hung dataAppended completes.
    when(store.append(streamSegmentName, data, updateEventNumber(clientId, 200, 100, eventCount), AppendProcessor.TIMEOUT)).thenReturn(result);
    // Now ensure the dataAppended sent
    completeFirstDataAppendedAck.release();
    // wait until the next store append is invoked.
    secondStoreAppendInvoked.await();
    // Verify that the next store append invoked.
    verify(store).append(streamSegmentName, data, updateEventNumber(clientId, 200, 100, eventCount), AppendProcessor.TIMEOUT);
    // Verify two DataAppended acks are sent out.
    verify(connection, times(2)).send(any(DataAppended.class));
    verify(connection).send(new DataAppended(clientId, 100, Long.MIN_VALUE));
    verify(connection).send(new DataAppended(clientId, 200, 100));
}

Example 25 with SetupAppend

use of io.pravega.shared.protocol.netty.WireCommands.SetupAppend in project pravega by pravega.

the class AppendTest method testSetupOnNonExistentSegment.

@Test
public void testSetupOnNonExistentSegment() throws Exception {
    String segment = "123";
    StreamSegmentStore store = this.serviceBuilder.createStreamSegmentService();
    @Cleanup EmbeddedChannel channel = createChannel(store);
    UUID uuid = UUID.randomUUID();
    NoSuchSegment setup = (NoSuchSegment) sendRequest(channel, new SetupAppend(1, uuid, segment, ""));
    assertEquals(segment, setup.getSegment());
}