io.netty.handler.codec.http.websocketx.WebSocketClientProtocolHandler Java Examples

The following examples show how to use io.netty.handler.codec.http.websocketx.WebSocketClientProtocolHandler. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: WampClientWebsocketHandler.java From GreenBits with GNU General Public License v3.0

6 votes

@Override
public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
    if (evt == WebSocketClientProtocolHandler.ClientHandshakeStateEvent.HANDSHAKE_COMPLETE) {
        // Handshake is completed
        String actualProtocol = handshaker.actualSubprotocol();
        serialization = WampSerialization.fromString(actualProtocol);
        if (serialization == WampSerialization.Invalid) {
            throw new WampError("Invalid Websocket Protocol");
        }
        
        // Install the serializer and deserializer
        ctx.pipeline()
           .addAfter(ctx.name(), "wamp-deserializer", 
                     new WampDeserializationHandler(serialization));
        ctx.pipeline()
           .addAfter(ctx.name(), "wamp-serializer", 
                     new WampSerializationHandler(serialization));
        
        // Fire the connection established event
        ctx.fireUserEventTriggered(new ConnectionEstablishedEvent(serialization));
        
    } else {
        ctx.fireUserEventTriggered(evt);
    }
}

Example #2

Source File: WampClientWebsocketHandler.java From jawampa with Apache License 2.0

6 votes

@Override
public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
    if (evt == WebSocketClientProtocolHandler.ClientHandshakeStateEvent.HANDSHAKE_COMPLETE) {
        // Handshake is completed
        String actualProtocol = handshaker.actualSubprotocol();
        serialization = WampSerialization.fromString(actualProtocol);
        if (serialization == WampSerialization.Invalid) {
            throw new WampError("Invalid Websocket Protocol");
        }
        
        // Install the serializer and deserializer
        ctx.pipeline()
           .addAfter(ctx.name(), "wamp-deserializer", 
                     new WampDeserializationHandler(serialization));
        ctx.pipeline()
           .addAfter(ctx.name(), "wamp-serializer", 
                     new WampSerializationHandler(serialization));
        
        // Fire the connection established event
        ctx.fireUserEventTriggered(new ConnectionEstablishedEvent(serialization));
        
    } else {
        ctx.fireUserEventTriggered(evt);
    }
}

Example #3

Source File: WsClientChannelInitializer.java From fastjgame with Apache License 2.0

5 votes

/**
 * websocket协议支持
 */
private void appendWebsocketCodec(ChannelPipeline pipeline) throws URISyntaxException {
    // websocket 解码流程
    URI uri = new URI(websocketUrl);
    pipeline.addLast(new WebSocketClientProtocolHandler(uri, WebSocketVersion.V13,
            null, true, new DefaultHttpHeaders(), sessionConfig.maxFrameLength()));
    pipeline.addLast(new BinaryWebSocketFrameToBytesDecoder());

    // websocket 编码流程
    // Web socket clients must set this to true to mask payload.
    // Server implementations must set this to false.
    pipeline.addLast(new WebSocket13FrameEncoder(true));
    // 将ByteBuf转换为websocket二进制帧
    pipeline.addLast(new BytesToBinaryWebSocketFrameEncoder());
}

Example #4

Source File: WebSocketClientInitializer.java From util4j with Apache License 2.0

5 votes

/**
 * 通道注册的时候配置websocket解码handler
 */
@Override
protected final void initChannel(Channel ch) throws Exception {
	ChannelPipeline pipeline=ch.pipeline();
	if (sslCtx != null) {
		pipeline.addLast(sslCtx.newHandler(ch.alloc(),host,port));
       }
	pipeline.addLast(new HttpClientCodec());
	pipeline.addLast(new ChunkedWriteHandler());
	pipeline.addLast(new HttpObjectAggregator(64*1024));
	pipeline.addLast(new WebSocketClientProtocolHandler(WebSocketClientHandshakerFactory.newHandshaker(webSocketURL, WebSocketVersion.V13, subprotocol, false, new DefaultHttpHeaders())));
       pipeline.addLast(new WebSocketConnectedClientHandler());//连接成功监听handler
}

Example #5

Source File: WebSocketClientInitializer.java From util4j with Apache License 2.0

5 votes

@Override
public void userEventTriggered(ChannelHandlerContext ctx, Object evt)
		throws Exception {
	if (evt == WebSocketClientProtocolHandler.ClientHandshakeStateEvent.HANDSHAKE_COMPLETE)
	{
		log.debug("excute webSocketHandComplete……");
		webSocketHandComplete(ctx);
		ctx.pipeline().remove(this);
		log.debug("excuted webSocketHandComplete:"+ctx.pipeline().toMap().toString());
	}else
	{
		super.userEventTriggered(ctx, evt);
	}
}

Example #6

Source File: WebsocketChannelInitializer.java From SynchronizeFX with GNU Lesser General Public License v3.0

5 votes

@Override
public void addToPipeline(final ChannelPipeline pipeline) {
    pipeline.addLast("http-codec", new HttpClientCodec());
    pipeline.addLast("aggregator", new HttpObjectAggregator(8192));

    final WebSocketClientHandshaker handShaker = new WhiteSpaceInPathWebSocketClientHandshaker13(serverUri,
            WebSocketVersion.V13, PROTOCOL, false, createHttpHeaders(httpHeaders), Integer.MAX_VALUE);
    pipeline.addLast("websocket-protocol-handler", new WebSocketClientProtocolHandler(handShaker));

    pipeline.addLast("websocket-frame-codec", new ByteBufToWebSocketFrameCodec());
}

Example #7

Source File: TunnelClient.java From arthas with Apache License 2.0

4 votes

public ChannelFuture connect(boolean reconnect) throws SSLException, URISyntaxException, InterruptedException {
    QueryStringEncoder queryEncoder = new QueryStringEncoder(this.tunnelServerUrl);
    queryEncoder.addParam("method", "agentRegister");
    if (id != null) {
        queryEncoder.addParam("id", id);
    }
    // ws://127.0.0.1:7777/ws?method=agentRegister
    final URI agentRegisterURI = queryEncoder.toUri();

    logger.info("Try to register arthas agent, uri: {}", agentRegisterURI);

    String scheme = agentRegisterURI.getScheme() == null ? "ws" : agentRegisterURI.getScheme();
    final String host = agentRegisterURI.getHost() == null ? "127.0.0.1" : agentRegisterURI.getHost();
    final int port;
    if (agentRegisterURI.getPort() == -1) {
        if ("ws".equalsIgnoreCase(scheme)) {
            port = 80;
        } else if ("wss".equalsIgnoreCase(scheme)) {
            port = 443;
        } else {
            port = -1;
        }
    } else {
        port = agentRegisterURI.getPort();
    }

    if (!"ws".equalsIgnoreCase(scheme) && !"wss".equalsIgnoreCase(scheme)) {
        throw new IllegalArgumentException("Only WS(S) is supported. tunnelServerUrl: " + tunnelServerUrl);
    }

    final boolean ssl = "wss".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    WebSocketClientHandshaker newHandshaker = WebSocketClientHandshakerFactory.newHandshaker(agentRegisterURI,
            WebSocketVersion.V13, null, true, new DefaultHttpHeaders());
    final WebSocketClientProtocolHandler websocketClientHandler = new WebSocketClientProtocolHandler(newHandshaker);
    final TunnelClientSocketClientHandler handler = new TunnelClientSocketClientHandler(TunnelClient.this);

    Bootstrap bs = new Bootstrap();

    bs.group(eventLoopGroup).channel(NioSocketChannel.class).remoteAddress(host, port)
            .handler(new ChannelInitializer<SocketChannel>() {
                @Override
                protected void initChannel(SocketChannel ch) {
                    ChannelPipeline p = ch.pipeline();
                    if (sslCtx != null) {
                        p.addLast(sslCtx.newHandler(ch.alloc(), host, port));
                    }

                    p.addLast(new HttpClientCodec(), new HttpObjectAggregator(8192), websocketClientHandler,
                            handler);
                }
            });

    ChannelFuture connectFuture = bs.connect();
    if (reconnect) {
        connectFuture.addListener(new ChannelFutureListener() {
            @Override
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.cause() != null) {
                    logger.error("connect to tunnel server error, uri: {}", tunnelServerUrl, future.cause());
                }
            }
        });
    }
    channel = connectFuture.sync().channel();

    return handler.registerFuture();
}

Example #8

Source File: ForwardClient.java From arthas with Apache License 2.0

4 votes

public void start() throws URISyntaxException, SSLException, InterruptedException {
    String scheme = tunnelServerURI.getScheme() == null ? "ws" : tunnelServerURI.getScheme();
    final String host = tunnelServerURI.getHost() == null ? "127.0.0.1" : tunnelServerURI.getHost();
    final int port;
    if (tunnelServerURI.getPort() == -1) {
        if ("ws".equalsIgnoreCase(scheme)) {
            port = 80;
        } else if ("wss".equalsIgnoreCase(scheme)) {
            port = 443;
        } else {
            port = -1;
        }
    } else {
        port = tunnelServerURI.getPort();
    }

    if (!"ws".equalsIgnoreCase(scheme) && !"wss".equalsIgnoreCase(scheme)) {
        logger.error("Only WS(S) is supported, uri: {}", tunnelServerURI);
        return;
    }

    final boolean ssl = "wss".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    // connect to local server
    WebSocketClientHandshaker newHandshaker = WebSocketClientHandshakerFactory.newHandshaker(tunnelServerURI,
            WebSocketVersion.V13, null, true, new DefaultHttpHeaders());
    final WebSocketClientProtocolHandler websocketClientHandler = new WebSocketClientProtocolHandler(newHandshaker);

    final ForwardClientSocketClientHandler forwardClientSocketClientHandler = new ForwardClientSocketClientHandler(
            localServerURI);

    Bootstrap b = new Bootstrap();
    b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
        @Override
        protected void initChannel(SocketChannel ch) {
            ChannelPipeline p = ch.pipeline();
            if (sslCtx != null) {
                p.addLast(sslCtx.newHandler(ch.alloc(), host, port));
            }
            p.addLast(new HttpClientCodec(), new HttpObjectAggregator(8192), websocketClientHandler,
                    forwardClientSocketClientHandler);
        }
    });

    channel = b.connect(tunnelServerURI.getHost(), port).sync().channel();
    logger.info("forward client connect to server success, uri: " + tunnelServerURI);
}

Example #9

Source File: EchoClientControllerWS.java From examples-javafx-repos1 with Apache License 2.0

4 votes

@FXML
public void connect() throws URISyntaxException {
	
	if( connected.get() ) {
		if( logger.isWarnEnabled() ) {
			logger.warn("client already connected; skipping connect");
		}
		return;  // already connected; should be prevented with disabled
	}
	
	String host = tfHost.getText();
	int port = Integer.parseInt(tfPort.getText());

	group = new NioEventLoopGroup();
	
	final WebSocketClientProtocolHandler handler =
			  new WebSocketClientProtocolHandler(
					  WebSocketClientHandshakerFactory.newHandshaker(
							  new URI("ws://" + host + "/ws"), WebSocketVersion.V13, null, false, new DefaultHttpHeaders()));
	  
	Task<Channel> task = new Task<Channel>() {

		@Override
		protected Channel call() throws Exception {
			
			updateMessage("Bootstrapping");
			updateProgress(0.1d, 1.0d);
			
			Bootstrap b = new Bootstrap();
			b
				.group(group)
				.channel(NioSocketChannel.class)
				.remoteAddress( new InetSocketAddress(host, port) )
				.handler( new ChannelInitializer<SocketChannel>() {
					@Override
					protected void initChannel(SocketChannel ch) throws Exception {
						ChannelPipeline p = ch.pipeline();
						p.addLast(new HttpClientCodec());
						p.addLast(new HttpObjectAggregator(8192));
						p.addLast(handler);
						p.addLast(new EchoClientHandlerWS(receivingMessageModel));
					}
				});
			
			updateMessage("Connecting");
			updateProgress(0.2d, 1.0d);

			ChannelFuture f = b.connect();				
			f.sync();
			Channel chn = f.channel();

			if( logger.isDebugEnabled() ) {
				logger.debug("[CONNECT] channel active=" + chn.isActive() + ", open=" + chn.isOpen() + ", register=" + chn.isRegistered() + ", writeable=" + chn.isWritable());
			}

			return chn;
		}

		@Override
		protected void succeeded() {
			
			channel = getValue();
			connected.set(true);
		}

		@Override
		protected void failed() {
			
			Throwable exc = getException();
			logger.error( "client connect error", exc );
			Alert alert = new Alert(AlertType.ERROR);
			alert.setTitle("Client");
			alert.setHeaderText( exc.getClass().getName() );
			alert.setContentText( exc.getMessage() );
			alert.showAndWait();
			
			connected.set(false);
		}
	};
	
	hboxStatus.visibleProperty().bind( task.runningProperty() );
	lblStatus.textProperty().bind( task.messageProperty() );
	piStatus.progressProperty().bind(task.progressProperty());
	
	new Thread(task).start();
}