Examples with TransportCallback com.linkedin.r2.transport.common.bridge.common.TransportCallback used on opensource projects

Example 31 with TransportCallback

use of com.linkedin.r2.transport.common.bridge.common.TransportCallback in project rest.li by linkedin.

the class Http2UpgradeHandler method write.

@Override
public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
    if (!(msg instanceof RequestWithCallback)) {
        ctx.write(msg, promise);
        return;
    }
    _upgradePromise.addListener(f -> {
        ChannelFuture future = (ChannelFuture) f;
        if (future.isSuccess()) {
            ctx.write(msg, promise);
        } else {
            @SuppressWarnings("unchecked") TimeoutAsyncPoolHandle<?> handle = ((RequestWithCallback<?, ?, TimeoutAsyncPoolHandle<?>>) msg).handle();
            handle.error().release();
            TransportCallback<?> callback = ((RequestWithCallback) msg).callback();
            callback.onResponse(TransportResponseImpl.error(future.cause()));
        }
    });
}

Example 32 with TransportCallback

use of com.linkedin.r2.transport.common.bridge.common.TransportCallback in project rest.li by linkedin.

the class TestHttpNettyStreamClient method testRequestContextAttributes.

@Test(dataProvider = "remoteClientAddressClients")
public void testRequestContextAttributes(AbstractNettyStreamClient client) throws InterruptedException, IOException, TimeoutException {
    RestRequest r = new RestRequestBuilder(URI.create("http://localhost")).build();
    FutureCallback<StreamResponse> cb = new FutureCallback<>();
    TransportCallback<StreamResponse> callback = new TransportCallbackAdapter<>(cb);
    RequestContext requestContext = new RequestContext();
    client.streamRequest(Messages.toStreamRequest(r), requestContext, new HashMap<>(), callback);
    final String actualRemoteAddress = (String) requestContext.getLocalAttr(R2Constants.REMOTE_SERVER_ADDR);
    final HttpProtocolVersion actualProtocolVersion = (HttpProtocolVersion) requestContext.getLocalAttr(R2Constants.HTTP_PROTOCOL_VERSION);
    Assert.assertTrue("127.0.0.1".equals(actualRemoteAddress) || "0:0:0:0:0:0:0:1".equals(actualRemoteAddress), "Actual remote client address is not expected. " + "The local attribute field must be IP address in string type" + actualRemoteAddress);
    if (client instanceof HttpNettyStreamClient) {
        Assert.assertEquals(actualProtocolVersion, HttpProtocolVersion.HTTP_1_1);
    } else if (client instanceof Http2NettyStreamClient) {
        Assert.assertEquals(actualProtocolVersion, HttpProtocolVersion.HTTP_2);
    } else {
        Assert.fail("Unexpected client instance type");
    }
}

Example 33 with TransportCallback

use of com.linkedin.r2.transport.common.bridge.common.TransportCallback in project rest.li by linkedin.

the class TestHttpNettyStreamClient method testHeaderSize.

public void testHeaderSize(AbstractNettyStreamClient client, int headerSize, int expectedResult) throws Exception {
    Server server = new HttpServerBuilder().headerSize(headerSize).build();
    try {
        server.start();
        RestRequest r = new RestRequestBuilder(new URI(URL)).build();
        FutureCallback<StreamResponse> cb = new FutureCallback<StreamResponse>();
        TransportCallback<StreamResponse> callback = new TransportCallbackAdapter<StreamResponse>(cb);
        client.streamRequest(Messages.toStreamRequest(r), new RequestContext(), new HashMap<String, String>(), callback);
        cb.get(300, TimeUnit.SECONDS);
        if (expectedResult == TOO_LARGE) {
            Assert.fail("Max header size exceeded, expected exception. ");
        }
    } catch (ExecutionException e) {
        if (expectedResult == RESPONSE_OK) {
            Assert.fail("Unexpected ExecutionException, header was <= max header size.", e);
        }
        if (client instanceof HttpNettyStreamClient) {
            verifyCauseChain(e, RemoteInvocationException.class, TooLongFrameException.class);
        } else if (client instanceof Http2NettyStreamClient) {
            verifyCauseChain(e, RemoteInvocationException.class, Http2Exception.class);
        } else {
            Assert.fail("Unrecognized client");
        }
    } finally {
        server.stop();
    }
}

Example 34 with TransportCallback

use of com.linkedin.r2.transport.common.bridge.common.TransportCallback in project rest.li by linkedin.

the class TestHttpNettyStreamClient method testResponseSize.

public void testResponseSize(AbstractNettyStreamClient client, int responseSize, int expectedResult) throws Exception {
    Server server = new HttpServerBuilder().responseSize(responseSize).build();
    try {
        server.start();
        RestRequest r = new RestRequestBuilder(new URI(URL)).build();
        FutureCallback<StreamResponse> cb = new FutureCallback<StreamResponse>();
        TransportCallback<StreamResponse> callback = new TransportCallbackAdapter<StreamResponse>(cb);
        client.streamRequest(Messages.toStreamRequest(r), new RequestContext(), new HashMap<String, String>(), callback);
        StreamResponse response = cb.get(30, TimeUnit.SECONDS);
        final CountDownLatch latch = new CountDownLatch(1);
        final AtomicReference<Throwable> error = new AtomicReference<Throwable>();
        response.getEntityStream().setReader(new Reader() {

            @Override
            public void onInit(ReadHandle rh) {
                rh.request(Integer.MAX_VALUE);
            }

            @Override
            public void onDataAvailable(ByteString data) {
            }

            @Override
            public void onDone() {
                latch.countDown();
            }

            @Override
            public void onError(Throwable e) {
                error.set(e);
                latch.countDown();
            }
        });
        if (!latch.await(30, TimeUnit.SECONDS)) {
            Assert.fail("Timeout waiting for response");
        }
        if (expectedResult == TOO_LARGE) {
            Assert.assertNotNull(error.get(), "Max response size exceeded, expected exception. ");
            verifyCauseChain(error.get(), TooLongFrameException.class);
        }
        if (expectedResult == RESPONSE_OK) {
            Assert.assertNull(error.get(), "Unexpected Exception: response size <= max size");
        }
    } catch (ExecutionException e) {
        if (expectedResult == RESPONSE_OK) {
            Assert.fail("Unexpected ExecutionException, response was <= max response size.", e);
        }
        verifyCauseChain(e, RemoteInvocationException.class, TooLongFrameException.class);
    } finally {
        server.stop();
    }
}

Example 35 with TransportCallback

use of com.linkedin.r2.transport.common.bridge.common.TransportCallback in project rest.li by linkedin.

the class TestHttpNettyStreamClient method testShutdownRequestOutstanding.

private void testShutdownRequestOutstanding(AbstractNettyStreamClient client, Class<?>... causeChain) throws Exception {
    CountDownLatch responseLatch = new CountDownLatch(1);
    Server server = new HttpServerBuilder().responseLatch(responseLatch).build();
    try {
        server.start();
        RestRequest r = new RestRequestBuilder(new URI(URL)).build();
        FutureCallback<StreamResponse> cb = new FutureCallback<StreamResponse>();
        TransportCallback<StreamResponse> callback = new TransportCallbackAdapter<StreamResponse>(cb);
        client.streamRequest(Messages.toStreamRequest(r), new RequestContext(), new HashMap<String, String>(), callback);
        FutureCallback<None> shutdownCallback = new FutureCallback<None>();
        client.shutdown(shutdownCallback);
        shutdownCallback.get(30, TimeUnit.SECONDS);
        // This timeout needs to be significantly larger than the getTimeout of the netty client;
        // we're testing that the client will generate its own timeout
        cb.get(30, TimeUnit.SECONDS);
        Assert.fail("Get was supposed to time out");
    } catch (TimeoutException e) {
        // TimeoutException means the timeout for Future.get() elapsed and nothing happened.
        // Instead, we are expecting our callback to be invoked before the future timeout
        // with a timeout generated by the HttpNettyClient.
        Assert.fail("Get timed out, should have thrown ExecutionException", e);
    } catch (ExecutionException e) {
        verifyCauseChain(e, causeChain);
    } finally {
        responseLatch.countDown();
        server.stop();
    }
}