Examples with WebSocketExtension io.undertow.websockets.WebSocketExtension used on opensource projects

Example 6 with WebSocketExtension

use of io.undertow.websockets.WebSocketExtension in project undertow by undertow-io.

the class ServerWebSocketContainer method connectToServer.

public Session connectToServer(final Endpoint endpointInstance, final ClientEndpointConfig config, WebSocketClient.ConnectionBuilder connectionBuilder) throws DeploymentException, IOException {
    if (closed) {
        throw new ClosedChannelException();
    }
    ClientEndpointConfig cec = config != null ? config : ClientEndpointConfig.Builder.create().build();
    WebSocketClientNegotiation clientNegotiation = connectionBuilder.getClientNegotiation();
    IoFuture<WebSocketChannel> session = connectionBuilder.connect();
    Number timeout = (Number) cec.getUserProperties().get(TIMEOUT);
    if (session.await(timeout == null ? DEFAULT_WEB_SOCKET_TIMEOUT_SECONDS : timeout.intValue(), TimeUnit.SECONDS) == IoFuture.Status.WAITING) {
        //add a notifier to close the channel if the connection actually completes
        session.cancel();
        session.addNotifier(new IoFuture.HandlingNotifier<WebSocketChannel, Object>() {

            @Override
            public void handleDone(WebSocketChannel data, Object attachment) {
                IoUtils.safeClose(data);
            }
        }, null);
        throw JsrWebSocketMessages.MESSAGES.connectionTimedOut();
    }
    WebSocketChannel channel;
    try {
        channel = session.get();
    } catch (UpgradeFailedException e) {
        throw new DeploymentException(e.getMessage(), e);
    }
    EndpointSessionHandler sessionHandler = new EndpointSessionHandler(this);
    final List<Extension> extensions = new ArrayList<>();
    final Map<String, Extension> extMap = new HashMap<>();
    for (Extension ext : cec.getExtensions()) {
        extMap.put(ext.getName(), ext);
    }
    for (WebSocketExtension e : clientNegotiation.getSelectedExtensions()) {
        Extension ext = extMap.get(e.getName());
        if (ext == null) {
            throw JsrWebSocketMessages.MESSAGES.extensionWasNotPresentInClientHandshake(e.getName(), clientNegotiation.getSupportedExtensions());
        }
        extensions.add(ExtensionImpl.create(e));
    }
    ConfiguredClientEndpoint configured = clientEndpoints.get(endpointInstance.getClass());
    if (configured == null) {
        synchronized (clientEndpoints) {
            configured = clientEndpoints.get(endpointInstance.getClass());
            if (configured == null) {
                clientEndpoints.put(endpointInstance.getClass(), configured = new ConfiguredClientEndpoint());
            }
        }
    }
    EncodingFactory encodingFactory = EncodingFactory.createFactory(classIntrospecter, cec.getDecoders(), cec.getEncoders());
    UndertowSession undertowSession = new UndertowSession(channel, connectionBuilder.getUri(), Collections.<String, String>emptyMap(), Collections.<String, List<String>>emptyMap(), sessionHandler, null, new ImmediateInstanceHandle<>(endpointInstance), cec, connectionBuilder.getUri().getQuery(), encodingFactory.createEncoding(cec), configured, clientNegotiation.getSelectedSubProtocol(), extensions, connectionBuilder);
    endpointInstance.onOpen(undertowSession, cec);
    channel.resumeReceives();
    return undertowSession;
}

Example 7 with WebSocketExtension

use of io.undertow.websockets.WebSocketExtension in project undertow by undertow-io.

the class ServerWebSocketContainer method connectToServerInternal.

private Session connectToServerInternal(final Endpoint endpointInstance, final ConfiguredClientEndpoint cec, WebSocketClient.ConnectionBuilder connectionBuilder) throws DeploymentException, IOException {
    IoFuture<WebSocketChannel> session = connectionBuilder.connect();
    Number timeout = (Number) cec.getConfig().getUserProperties().get(TIMEOUT);
    IoFuture.Status result = session.await(timeout == null ? DEFAULT_WEB_SOCKET_TIMEOUT_SECONDS : timeout.intValue(), TimeUnit.SECONDS);
    if (result == IoFuture.Status.WAITING) {
        //add a notifier to close the channel if the connection actually completes
        session.cancel();
        session.addNotifier(new IoFuture.HandlingNotifier<WebSocketChannel, Object>() {

            @Override
            public void handleDone(WebSocketChannel data, Object attachment) {
                IoUtils.safeClose(data);
            }
        }, null);
        throw JsrWebSocketMessages.MESSAGES.connectionTimedOut();
    }
    WebSocketChannel channel;
    try {
        channel = session.get();
    } catch (UpgradeFailedException e) {
        throw new DeploymentException(e.getMessage(), e);
    }
    EndpointSessionHandler sessionHandler = new EndpointSessionHandler(this);
    final List<Extension> extensions = new ArrayList<>();
    final Map<String, Extension> extMap = new HashMap<>();
    for (Extension ext : cec.getConfig().getExtensions()) {
        extMap.put(ext.getName(), ext);
    }
    String subProtocol = null;
    if (connectionBuilder.getClientNegotiation() != null) {
        for (WebSocketExtension e : connectionBuilder.getClientNegotiation().getSelectedExtensions()) {
            Extension ext = extMap.get(e.getName());
            if (ext == null) {
                throw JsrWebSocketMessages.MESSAGES.extensionWasNotPresentInClientHandshake(e.getName(), connectionBuilder.getClientNegotiation().getSupportedExtensions());
            }
            extensions.add(ExtensionImpl.create(e));
        }
        subProtocol = connectionBuilder.getClientNegotiation().getSelectedSubProtocol();
    }
    UndertowSession undertowSession = new UndertowSession(channel, connectionBuilder.getUri(), Collections.<String, String>emptyMap(), Collections.<String, List<String>>emptyMap(), sessionHandler, null, new ImmediateInstanceHandle<>(endpointInstance), cec.getConfig(), connectionBuilder.getUri().getQuery(), cec.getEncodingFactory().createEncoding(cec.getConfig()), cec, subProtocol, extensions, connectionBuilder);
    endpointInstance.onOpen(undertowSession, cec.getConfig());
    channel.resumeReceives();
    return undertowSession;
}

Example 8 with WebSocketExtension

use of io.undertow.websockets.WebSocketExtension in project undertow by undertow-io.

the class JsrWebsocketExtensionTestCase method testLongTextMessage.

@Test
public void testLongTextMessage() throws Exception {
    final String SEC_WEBSOCKET_EXTENSIONS = "permessage-deflate; client_no_context_takeover; client_max_window_bits";
    List<WebSocketExtension> extensionsList = WebSocketExtension.parse(SEC_WEBSOCKET_EXTENSIONS);
    final WebSocketClientNegotiation negotiation = new WebSocketClientNegotiation(null, extensionsList);
    Set<ExtensionHandshake> extensionHandshakes = new HashSet<>();
    extensionHandshakes.add(new PerMessageDeflateHandshake(true));
    final WebSocketChannel clientChannel = WebSocketClient.connect(DefaultServer.getWorker(), null, DefaultServer.getBufferPool(), OptionMap.EMPTY, new URI(DefaultServer.getDefaultServerURL()), WebSocketVersion.V13, negotiation, extensionHandshakes).get();
    final LinkedBlockingDeque<String> resultQueue = new LinkedBlockingDeque<>();
    clientChannel.getReceiveSetter().set(new AbstractReceiveListener() {

        @Override
        protected void onFullTextMessage(WebSocketChannel channel, BufferedTextMessage message) throws IOException {
            String data = message.getData();
            // WebSocketLogger.ROOT_LOGGER.info("onFullTextMessage() - Client - Received: " + data.getBytes().length + " bytes.");
            resultQueue.addLast(data);
        }

        @Override
        protected void onFullCloseMessage(WebSocketChannel channel, BufferedBinaryMessage message) throws IOException {
            message.getData().close();
            WebSocketLogger.ROOT_LOGGER.info("onFullCloseMessage");
        }

        @Override
        protected void onError(WebSocketChannel channel, Throwable error) {
            WebSocketLogger.ROOT_LOGGER.info("onError");
            super.onError(channel, error);
            error.printStackTrace();
            resultQueue.add("FAILED " + error);
        }
    });
    clientChannel.resumeReceives();
    int LONG_MSG = 125 * 1024;
    StringBuilder longMsg = new StringBuilder(LONG_MSG);
    for (int i = 0; i < LONG_MSG; i++) {
        longMsg.append(Integer.toString(i).charAt(0));
    }
    String message = longMsg.toString();
    for (int j = 0; j < MSG_COUNT; ++j) {
        WebSockets.sendTextBlocking(message, clientChannel);
        String res = resultQueue.poll(3, TimeUnit.SECONDS);
        Assert.assertEquals(message, res);
    }
    clientChannel.sendClose();
}

Example 9 with WebSocketExtension

use of io.undertow.websockets.WebSocketExtension in project undertow by undertow-io.

the class JsrHybi13Handshake method selectedExtension.

@Override
protected List<WebSocketExtension> selectedExtension(List<WebSocketExtension> extensionList) {
    List<Extension> ext = new ArrayList<>();
    for (WebSocketExtension i : extensionList) {
        ext.add(ExtensionImpl.create(i));
    }
    List<Extension> selected = HandshakeUtil.selectExtensions(config, ext);
    if (selected == null) {
        return Collections.emptyList();
    }
    Map<String, ExtensionHandshake> extensionMap = new HashMap<>();
    for (ExtensionHandshake availible : availableExtensions) {
        extensionMap.put(availible.getName(), availible);
    }
    List<WebSocketExtension> ret = new ArrayList<>();
    List<ExtensionHandshake> accepted = new ArrayList<>();
    for (Extension i : selected) {
        ExtensionHandshake handshake = extensionMap.get(i.getName());
        if (handshake == null) {
            //should not happen
            continue;
        }
        List<WebSocketExtension.Parameter> parameters = new ArrayList<>();
        for (Extension.Parameter p : i.getParameters()) {
            parameters.add(new WebSocketExtension.Parameter(p.getName(), p.getValue()));
        }
        if (!handshake.isIncompatible(accepted)) {
            WebSocketExtension accept = handshake.accept(new WebSocketExtension(i.getName(), parameters));
            if (accept != null) {
                ret.add(accept);
                accepted.add(handshake);
            }
        }
    }
    return ret;
}

Example 10 with WebSocketExtension

use of io.undertow.websockets.WebSocketExtension in project undertow by undertow-io.

the class JsrWebsocketExtensionTestCase method testExtensionsHeaders.

@Test
public void testExtensionsHeaders() throws Exception {
    final String SEC_WEBSOCKET_EXTENSIONS = "permessage-deflate; client_no_context_takeover; client_max_window_bits";
    // List format
    final String SEC_WEBSOCKET_EXTENSIONS_EXPECTED = "[permessage-deflate; client_no_context_takeover]";
    List<WebSocketExtension> extensions = WebSocketExtension.parse(SEC_WEBSOCKET_EXTENSIONS);
    final WebSocketClientNegotiation negotiation = new WebSocketClientNegotiation(null, extensions);
    Set<ExtensionHandshake> extensionHandshakes = new HashSet<>();
    extensionHandshakes.add(new PerMessageDeflateHandshake(true));
    final WebSocketChannel clientChannel = WebSocketClient.connect(DefaultServer.getWorker(), null, DefaultServer.getBufferPool(), OptionMap.EMPTY, new URI(DefaultServer.getDefaultServerURL()), WebSocketVersion.V13, negotiation, extensionHandshakes).get();
    final CountDownLatch latch = new CountDownLatch(1);
    final AtomicReference<String> result = new AtomicReference<>();
    clientChannel.getReceiveSetter().set(new AbstractReceiveListener() {

        @Override
        protected void onFullTextMessage(WebSocketChannel channel, BufferedTextMessage message) throws IOException {
            String data = message.getData();
            WebSocketLogger.ROOT_LOGGER.info("onFullTextMessage - Client - Received: " + data.getBytes().length + " bytes . Data: " + data);
            result.set(data);
            latch.countDown();
        }

        @Override
        protected void onFullCloseMessage(WebSocketChannel channel, BufferedBinaryMessage message) throws IOException {
            message.getData().close();
            WebSocketLogger.ROOT_LOGGER.info("onFullCloseMessage");
        }

        @Override
        protected void onError(WebSocketChannel channel, Throwable error) {
            WebSocketLogger.ROOT_LOGGER.info("onError");
            super.onError(channel, error);
            error.printStackTrace();
            latch.countDown();
        }
    });
    clientChannel.resumeReceives();
    StreamSinkFrameChannel sendChannel = clientChannel.send(WebSocketFrameType.TEXT);
    new StringWriteChannelListener("Hello, World!").setup(sendChannel);
    latch.await(10, TimeUnit.SECONDS);
    Assert.assertEquals("Hello, World!", result.get());
    clientChannel.sendClose();
    Assert.assertEquals(SEC_WEBSOCKET_EXTENSIONS_EXPECTED, debug.getResponseExtensions().toString());
}