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

Example 31 with ClientConnection

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

the class SegmentOutputStreamTest method testConnectionFailure.

@Test
public void testConnectionFailure() throws ConnectionFailedException {
    UUID cid = UUID.randomUUID();
    PravegaNodeUri uri = new PravegaNodeUri("endpoint", SERVICE_PORT);
    MockConnectionFactoryImpl cf = new MockConnectionFactoryImpl();
    @Cleanup("shutdown") InlineExecutor inlineExecutor = new InlineExecutor();
    cf.setExecutor(inlineExecutor);
    MockController controller = new MockController(uri.getEndpoint(), uri.getPort(), cf);
    ClientConnection connection = mock(ClientConnection.class);
    cf.provideConnection(uri, connection);
    SegmentOutputStreamImpl output = new SegmentOutputStreamImpl(SEGMENT, controller, cf, cid, segmentSealedCallback, RETRY_SCHEDULE, "");
    output.reconnect();
    InOrder inOrder = Mockito.inOrder(connection);
    inOrder.verify(connection).send(new SetupAppend(1, cid, SEGMENT, ""));
    cf.getProcessor(uri).appendSetup(new AppendSetup(1, SEGMENT, cid, 0));
    ByteBuffer data = getBuffer("test");
    CompletableFuture<Boolean> acked = new CompletableFuture<>();
    Append append = new Append(SEGMENT, cid, 1, Unpooled.wrappedBuffer(data), null);
    CompletableFuture<Boolean> acked2 = new CompletableFuture<>();
    Append append2 = new Append(SEGMENT, cid, 2, Unpooled.wrappedBuffer(data), null);
    doAnswer(new Answer<Void>() {

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
            cf.getProcessor(uri).connectionDropped();
            throw new ConnectionFailedException();
        }
    }).when(connection).send(append);
    doAnswer(new Answer<Void>() {

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
            CompletedCallback callback = (CompletedCallback) invocation.getArgument(1);
            callback.complete(null);
            return null;
        }
    }).when(connection).sendAsync(Mockito.eq(Collections.singletonList(append)), Mockito.any());
    Async.testBlocking(() -> {
        output.write(new PendingEvent(null, data, acked, null));
        output.write(new PendingEvent(null, data, acked2, null));
    }, () -> {
        cf.getProcessor(uri).appendSetup(new AppendSetup(2, SEGMENT, cid, 0));
    });
    inOrder.verify(connection).send(append);
    inOrder.verify(connection).send(new SetupAppend(2, cid, SEGMENT, ""));
    inOrder.verify(connection).sendAsync(Mockito.eq(Collections.singletonList(append)), Mockito.any());
    inOrder.verify(connection).send(append2);
    assertEquals(false, acked.isDone());
    assertEquals(false, acked2.isDone());
    inOrder.verifyNoMoreInteractions();
}

Example 32 with ClientConnection

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

the class SegmentOutputStreamTest method testFailureWhileRetransmittingInflight.

@Test(timeout = 10000)
public void testFailureWhileRetransmittingInflight() throws ConnectionFailedException {
    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);
    ClientConnection connection = mock(ClientConnection.class);
    InOrder inOrder = inOrder(connection);
    cf.provideConnection(uri, connection);
    @SuppressWarnings("resource") SegmentOutputStreamImpl output = new SegmentOutputStreamImpl(SEGMENT, controller, cf, cid, segmentSealedCallback, RETRY_SCHEDULE, "");
    output.reconnect();
    cf.getProcessor(uri).appendSetup(new AppendSetup(1, SEGMENT, cid, 0));
    output.write(new PendingEvent(null, getBuffer("test1"), new CompletableFuture<>()));
    output.write(new PendingEvent(null, getBuffer("test2"), new CompletableFuture<>()));
    doAnswer(new Answer<Void>() {

        boolean failed = false;

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
            CompletedCallback callback = (CompletedCallback) invocation.getArgument(1);
            if (failed) {
                callback.complete(null);
            } else {
                failed = true;
                callback.complete(new ConnectionFailedException("Injected"));
            }
            return null;
        }
    }).when(connection).sendAsync(Mockito.any(), Mockito.any());
    doAnswer(new Answer<Void>() {

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
            cf.getProcessor(uri).appendSetup(new AppendSetup(2, SEGMENT, cid, 0));
            return null;
        }
    }).when(connection).send(new SetupAppend(2, cid, SEGMENT, ""));
    cf.getProcessor(uri).connectionDropped();
    Async.testBlocking(() -> output.write(new PendingEvent(null, getBuffer("test3"), new CompletableFuture<>())), () -> {
        cf.getProcessor(uri).appendSetup(new AppendSetup(1, SEGMENT, cid, 0));
    });
    output.write(new PendingEvent(null, getBuffer("test4"), new CompletableFuture<>()));
    Append append1 = new Append(SEGMENT, cid, 1, Unpooled.wrappedBuffer(getBuffer("test1")), null);
    Append append2 = new Append(SEGMENT, cid, 2, Unpooled.wrappedBuffer(getBuffer("test2")), null);
    Append append3 = new Append(SEGMENT, cid, 3, Unpooled.wrappedBuffer(getBuffer("test3")), null);
    Append append4 = new Append(SEGMENT, cid, 4, Unpooled.wrappedBuffer(getBuffer("test4")), null);
    inOrder.verify(connection).send(new SetupAppend(1, cid, SEGMENT, ""));
    inOrder.verify(connection).send(append1);
    inOrder.verify(connection).send(append2);
    inOrder.verify(connection).close();
    inOrder.verify(connection).send(new SetupAppend(2, cid, SEGMENT, ""));
    inOrder.verify(connection).sendAsync(eq(ImmutableList.of(append1, append2)), any());
    inOrder.verify(connection).close();
    inOrder.verify(connection).send(new SetupAppend(3, cid, SEGMENT, ""));
    inOrder.verify(connection).sendAsync(eq(ImmutableList.of(append1, append2)), any());
    inOrder.verify(connection).send(append3);
    inOrder.verify(connection).send(append4);
    verifyNoMoreInteractions(connection);
}

Example 33 with ClientConnection

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

the class SegmentOutputStreamTest method testNewEventsGoAfterInflight.

@Test(timeout = 20000)
public void testNewEventsGoAfterInflight() throws ConnectionFailedException {
    UUID cid = UUID.randomUUID();
    PravegaNodeUri uri = new PravegaNodeUri("endpoint", SERVICE_PORT);
    MockConnectionFactoryImpl cf = new MockConnectionFactoryImpl();
    @Cleanup("shutdown") InlineExecutor inlineExecutor = new InlineExecutor();
    cf.setExecutor(inlineExecutor);
    MockController controller = new MockController(uri.getEndpoint(), uri.getPort(), cf);
    ClientConnection connection = mock(ClientConnection.class);
    InOrder inOrder = inOrder(connection);
    cf.provideConnection(uri, connection);
    @SuppressWarnings("resource") SegmentOutputStreamImpl output = new SegmentOutputStreamImpl(SEGMENT, controller, cf, cid, segmentSealedCallback, RETRY_SCHEDULE, "");
    output.reconnect();
    cf.getProcessor(uri).appendSetup(new AppendSetup(1, SEGMENT, cid, 0));
    output.write(new PendingEvent(null, getBuffer("test1"), new CompletableFuture<>()));
    output.write(new PendingEvent(null, getBuffer("test2"), new CompletableFuture<>()));
    answerSuccess(connection);
    cf.getProcessor(uri).connectionDropped();
    Async.testBlocking(() -> output.write(new PendingEvent(null, getBuffer("test3"), new CompletableFuture<>())), () -> cf.getProcessor(uri).appendSetup(new AppendSetup(1, SEGMENT, cid, 0)));
    output.write(new PendingEvent(null, getBuffer("test4"), new CompletableFuture<>()));
    Append append1 = new Append(SEGMENT, cid, 1, Unpooled.wrappedBuffer(getBuffer("test1")), null);
    Append append2 = new Append(SEGMENT, cid, 2, Unpooled.wrappedBuffer(getBuffer("test2")), null);
    Append append3 = new Append(SEGMENT, cid, 3, Unpooled.wrappedBuffer(getBuffer("test3")), null);
    Append append4 = new Append(SEGMENT, cid, 4, Unpooled.wrappedBuffer(getBuffer("test4")), null);
    inOrder.verify(connection).send(new SetupAppend(1, cid, SEGMENT, ""));
    inOrder.verify(connection).send(append1);
    inOrder.verify(connection).send(append2);
    inOrder.verify(connection).close();
    inOrder.verify(connection).send(new SetupAppend(2, cid, SEGMENT, ""));
    inOrder.verify(connection).sendAsync(eq(ImmutableList.of(append1, append2)), any());
    inOrder.verify(connection).send(append3);
    inOrder.verify(connection).send(append4);
    verifyNoMoreInteractions(connection);
}

Example 34 with ClientConnection

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

the class SegmentOutputStreamTest method testExceptionSealedCallback.

@Test(timeout = 10000)
public void testExceptionSealedCallback() throws ConnectionFailedException {
    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);
    ClientConnection connection = mock(ClientConnection.class);
    cf.provideConnection(uri, connection);
    AtomicBoolean shouldThrow = new AtomicBoolean(true);
    // call back which throws an exception.
    Consumer<Segment> exceptionCallback = s -> {
        if (shouldThrow.getAndSet(false)) {
            throw new IllegalStateException();
        }
    };
    SegmentOutputStreamImpl output = new SegmentOutputStreamImpl(SEGMENT, controller, cf, cid, exceptionCallback, RETRY_SCHEDULE, "");
    output.reconnect();
    verify(connection).send(new SetupAppend(1, cid, SEGMENT, ""));
    cf.getProcessor(uri).appendSetup(new AppendSetup(1, SEGMENT, cid, 0));
    ByteBuffer data = getBuffer("test");
    CompletableFuture<Boolean> ack = new CompletableFuture<>();
    output.write(new PendingEvent(null, data, ack));
    assertEquals(false, ack.isDone());
    Mockito.doAnswer(new Answer<Void>() {

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
            cf.getProcessor(uri).appendSetup(new AppendSetup(3, SEGMENT, cid, 0));
            return null;
        }
    }).when(connection).send(new SetupAppend(3, cid, SEGMENT, ""));
    Async.testBlocking(() -> {
        AssertExtensions.assertThrows(SegmentSealedException.class, () -> output.flush());
    }, () -> {
        cf.getProcessor(uri).segmentIsSealed(new WireCommands.SegmentIsSealed(1, SEGMENT));
        output.getUnackedEventsOnSeal();
    });
    verify(connection).send(new WireCommands.KeepAlive());
    verify(connection).send(new Append(SEGMENT, cid, 1, Unpooled.wrappedBuffer(data), null));
    assertEquals(false, ack.isDone());
}

Example 35 with ClientConnection

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

the class SegmentOutputStreamTest method testReconnectOnMissedAcks.

@Test(timeout = 10000)
public void testReconnectOnMissedAcks() throws ConnectionFailedException, SegmentSealedException {
    UUID cid = UUID.randomUUID();
    PravegaNodeUri uri = new PravegaNodeUri("endpoint", SERVICE_PORT);
    MockConnectionFactoryImpl cf = Mockito.spy(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);
    ClientConnection connection = mock(ClientConnection.class);
    cf.provideConnection(uri, connection);
    InOrder order = Mockito.inOrder(connection);
    SegmentOutputStreamImpl output = new SegmentOutputStreamImpl(SEGMENT, controller, cf, cid, segmentSealedCallback, RETRY_SCHEDULE, "");
    output.reconnect();
    order.verify(connection).send(new SetupAppend(1, cid, SEGMENT, ""));
    cf.getProcessor(uri).appendSetup(new AppendSetup(1, SEGMENT, cid, 0));
    ByteBuffer data = getBuffer("test");
    CompletableFuture<Boolean> acked1 = new CompletableFuture<>();
    output.write(new PendingEvent(null, data, acked1));
    order.verify(connection).send(new Append(SEGMENT, cid, 1, Unpooled.wrappedBuffer(data), null));
    assertEquals(false, acked1.isDone());
    Async.testBlocking(() -> output.flush(), () -> cf.getProcessor(uri).dataAppended(new WireCommands.DataAppended(cid, 1, 0)));
    assertEquals(false, acked1.isCompletedExceptionally());
    assertEquals(true, acked1.isDone());
    order.verify(connection).send(new WireCommands.KeepAlive());
    // simulate missed ack
    CompletableFuture<Boolean> acked2 = new CompletableFuture<>();
    output.write(new PendingEvent(null, data, acked2));
    order.verify(connection).send(new Append(SEGMENT, cid, 2, Unpooled.wrappedBuffer(data), null));
    assertEquals(false, acked2.isDone());
    cf.getProcessor(uri).dataAppended(new WireCommands.DataAppended(cid, 3, 2L));
    // check that client reconnected
    verify(cf, times(2)).establishConnection(any(), any());
}