Examples with ClientConnection io.pravega.client.connection.impl.ClientConnection used on opensource projects

Example 56 with ClientConnection

use of io.pravega.client.connection.impl.ClientConnection in project pravega by pravega.

the class SegmentOutputStreamTest method testOverSizedWriteFails.

@Test
public void testOverSizedWriteFails() throws ConnectionFailedException, SegmentSealedException {
    UUID cid = UUID.randomUUID();
    PravegaNodeUri uri = new PravegaNodeUri("endpoint", SERVICE_PORT);
    MockConnectionFactoryImpl cf = new MockConnectionFactoryImpl();
    cf.setExecutor(executorService());
    MockController controller = new MockController(uri.getEndpoint(), uri.getPort(), cf, true);
    ClientConnection connection = mock(ClientConnection.class);
    cf.provideConnection(uri, connection);
    @Cleanup SegmentOutputStreamImpl output = new SegmentOutputStreamImpl(SEGMENT, true, controller, cf, cid, segmentSealedCallback, RETRY_SCHEDULE, DelegationTokenProviderFactory.createWithEmptyToken());
    output.reconnect();
    verify(connection).send(new SetupAppend(output.getRequestId(), cid, SEGMENT, ""));
    cf.getProcessor(uri).appendSetup(new AppendSetup(output.getRequestId(), SEGMENT, cid, 0));
    ByteBuffer data = ByteBuffer.allocate(PendingEvent.MAX_WRITE_SIZE + 1);
    CompletableFuture<Void> acked = new CompletableFuture<>();
    try {
        output.write(PendingEvent.withoutHeader("routingKey", data, acked));
        fail("Did not throw");
    } catch (IllegalArgumentException e) {
    // expected
    }
    assertEquals(false, acked.isDone());
    verifyNoMoreInteractions(connection);
}

Example 57 with ClientConnection

use of io.pravega.client.connection.impl.ClientConnection in project pravega by pravega.

the class SegmentOutputStreamTest method testNoSuchSegment.

@Test(timeout = 10000)
public void testNoSuchSegment() throws Exception {
    UUID cid = UUID.randomUUID();
    PravegaNodeUri uri = new PravegaNodeUri("endpoint", SERVICE_PORT);
    MockConnectionFactoryImpl cf = new MockConnectionFactoryImpl();
    cf.setExecutor(executorService());
    MockController controller = new MockController(uri.getEndpoint(), uri.getPort(), cf, true);
    ClientConnection connection = mock(ClientConnection.class);
    cf.provideConnection(uri, connection);
    InOrder order = Mockito.inOrder(connection);
    @SuppressWarnings("resource") SegmentOutputStreamImpl output = new SegmentOutputStreamImpl(SEGMENT, true, controller, cf, cid, segmentSealedCallback, RETRY_SCHEDULE, DelegationTokenProviderFactory.createWithEmptyToken());
    output.reconnect();
    order.verify(connection).send(new SetupAppend(output.getRequestId(), cid, SEGMENT, ""));
    cf.getProcessor(uri).appendSetup(new AppendSetup(output.getRequestId(), SEGMENT, cid, 0));
    ByteBuffer data = getBuffer("test");
    // Write an Event.
    CompletableFuture<Void> ack = new CompletableFuture<>();
    output.write(PendingEvent.withoutHeader(null, data, ack));
    order.verify(connection).send(new Append(SEGMENT, cid, 1, 1, Unpooled.wrappedBuffer(data), null, output.getRequestId()));
    // writer is not complete until a response from Segment Store is received.
    assertEquals(false, ack.isDone());
    // Simulate a No Such Segment while waiting on flush.
    AssertExtensions.assertBlocks(() -> {
        AssertExtensions.assertThrows(SegmentSealedException.class, () -> output.flush());
    }, () -> {
        cf.getProcessor(uri).noSuchSegment(new WireCommands.NoSuchSegment(output.getRequestId(), SEGMENT, "SomeException", -1L));
        output.getUnackedEventsOnSeal();
    });
    AssertExtensions.assertThrows(SegmentSealedException.class, () -> output.flush());
}

Example 58 with ClientConnection

use of io.pravega.client.connection.impl.ClientConnection in project pravega by pravega.

the class SegmentOutputStreamTest method testFlushIsBlockedUntilCallBackInvoked.

/**
 * This test ensures that the flush() on a segment is released only after sealed segment callback is invoked.
 * The callback implemented in EventStreamWriter appends this segment to its sealedSegmentQueue.
 */
@Test(timeout = 10000)
public void testFlushIsBlockedUntilCallBackInvoked() throws Exception {
    // Segment sealed callback will finish execution only when the latch is released;
    ReusableLatch latch = new ReusableLatch(false);
    final Consumer<Segment> segmentSealedCallback = segment -> Exceptions.handleInterrupted(() -> latch.await());
    UUID cid = UUID.randomUUID();
    PravegaNodeUri uri = new PravegaNodeUri("endpoint", SERVICE_PORT);
    MockConnectionFactoryImpl cf = new MockConnectionFactoryImpl();
    cf.setExecutor(executorService());
    MockController controller = new MockController(uri.getEndpoint(), uri.getPort(), cf, true);
    ClientConnection connection = mock(ClientConnection.class);
    cf.provideConnection(uri, connection);
    InOrder order = Mockito.inOrder(connection);
    @SuppressWarnings("resource") SegmentOutputStreamImpl output = new SegmentOutputStreamImpl(SEGMENT, true, controller, cf, cid, segmentSealedCallback, RETRY_SCHEDULE, DelegationTokenProviderFactory.createWithEmptyToken());
    output.reconnect();
    order.verify(connection).send(new SetupAppend(output.getRequestId(), cid, SEGMENT, ""));
    cf.getProcessor(uri).appendSetup(new AppendSetup(output.getRequestId(), SEGMENT, cid, 0));
    ByteBuffer data = getBuffer("test");
    CompletableFuture<Void> ack = new CompletableFuture<>();
    output.write(PendingEvent.withoutHeader(null, data, ack));
    order.verify(connection).send(new Append(SEGMENT, cid, 1, 1, Unpooled.wrappedBuffer(data), null, output.getRequestId()));
    assertEquals(false, ack.isDone());
    @Cleanup("shutdownNow") ScheduledExecutorService executor = ExecutorServiceHelpers.newScheduledThreadPool(1, "netty-callback");
    // simulate a SegmentIsSealed WireCommand from SegmentStore.
    executor.submit(() -> cf.getProcessor(uri).segmentIsSealed(new WireCommands.SegmentIsSealed(output.getRequestId(), SEGMENT, "SomeException", 1)));
    AssertExtensions.assertBlocks(() -> {
        AssertExtensions.assertThrows(SegmentSealedException.class, () -> output.flush());
    }, () -> latch.release());
    AssertExtensions.assertThrows(SegmentSealedException.class, () -> output.flush());
}

Example 59 with ClientConnection

use of io.pravega.client.connection.impl.ClientConnection in project pravega by pravega.

the class SegmentOutputStreamTest method testConnectAndSend.

@Test(timeout = 10000)
public void testConnectAndSend() throws ConnectionFailedException {
    UUID cid = UUID.randomUUID();
    PravegaNodeUri uri = new PravegaNodeUri("endpoint", SERVICE_PORT);
    MockConnectionFactoryImpl cf = new MockConnectionFactoryImpl();
    cf.setExecutor(executorService());
    MockController controller = new MockController(uri.getEndpoint(), uri.getPort(), cf, true);
    ClientConnection connection = mock(ClientConnection.class);
    cf.provideConnection(uri, connection);
    SegmentOutputStreamImpl output = new SegmentOutputStreamImpl(SEGMENT, true, controller, cf, cid, segmentSealedCallback, RETRY_SCHEDULE, DelegationTokenProviderFactory.createWithEmptyToken());
    output.reconnect();
    verify(connection).send(new SetupAppend(output.getRequestId(), cid, SEGMENT, ""));
    cf.getProcessor(uri).appendSetup(new AppendSetup(output.getRequestId(), SEGMENT, cid, 0));
    sendAndVerifyEvent(cid, connection, output, getBuffer("test"), 1);
    verifyNoMoreInteractions(connection);
}

Example 60 with ClientConnection

use of io.pravega.client.connection.impl.ClientConnection in project pravega by pravega.

the class SegmentOutputStreamTest method testConnectAndFailedSetupAppendDueToTruncation.

@Test(timeout = 10000)
public void testConnectAndFailedSetupAppendDueToTruncation() throws Exception {
    AtomicBoolean callbackInvoked = new AtomicBoolean();
    Consumer<Segment> resendToSuccessorsCallback = segment -> {
        callbackInvoked.set(true);
    };
    UUID cid = UUID.randomUUID();
    PravegaNodeUri uri = new PravegaNodeUri("endpoint", SERVICE_PORT);
    MockConnectionFactoryImpl cf = new MockConnectionFactoryImpl();
    ScheduledExecutorService executor = mock(ScheduledExecutorService.class);
    // Ensure task submitted to executor is run inline.
    implementAsDirectExecutor(executor);
    cf.setExecutor(executor);
    MockController controller = new MockController(uri.getEndpoint(), uri.getPort(), cf, true);
    ClientConnection connection = mock(ClientConnection.class);
    cf.provideConnection(uri, connection);
    @Cleanup SegmentOutputStreamImpl output = new SegmentOutputStreamImpl(SEGMENT, true, controller, cf, cid, resendToSuccessorsCallback, RETRY_SCHEDULE, DelegationTokenProviderFactory.createWithEmptyToken());
    output.reconnect();
    verify(connection).send(new SetupAppend(output.getRequestId(), cid, SEGMENT, ""));
    cf.getProcessor(uri).noSuchSegment(new WireCommands.NoSuchSegment(output.getRequestId(), SEGMENT, "SomeException", -1L));
    assertThrows(SegmentSealedException.class, () -> Futures.getThrowingException(output.getConnection()));
    assertTrue(callbackInvoked.get());
}