Example usage for io.netty.channel ChannelHandlerContext pipeline

Introduction

In this page you can find the example usage for io.netty.channel ChannelHandlerContext pipeline.

Prototype

ChannelPipeline pipeline();

Source Link

Document

Return the assigned ChannelPipeline

Usage

From source file:org.maodian.flyingcat.xmpp.state.DefaultElementVisitor.java

License:Apache License

@Override
public State handleTLS(XmppContext xmppCtx, TLS tls) throws XMLStreamException {
    ChannelHandlerContext ctx = xmppCtx.getNettyChannelHandlerContext();
    SSLEngine engine = SecureSslContextFactory.getServerContext().createSSLEngine();
    engine.setUseClientMode(false);/*w  w  w .  jav  a  2 s  .co m*/
    SslHandler sslHandler = new SslHandler(engine, true);
    sslHandler.sslCloseFuture().addListener(new ChannelFutureListener() {

        @Override
        public void operationComplete(ChannelFuture future) throws Exception {
            log.info("Close the socket since SSL connection has been closed by client");
            future.channel().close();
        }
    });
    ctx.pipeline().addFirst("ssl", sslHandler);

    StringWriter writer = new StringWriter();
    XMLStreamWriter xmlsw = XMLOutputFactoryHolder.getXMLOutputFactory().createXMLStreamWriter(writer);
    xmlsw.writeEmptyElement("", "proceed", XmppNamespace.TLS);
    xmlsw.setPrefix("", XmppNamespace.TLS);
    xmlsw.writeNamespace("", XmppNamespace.TLS);
    xmlsw.writeEndDocument();
    xmppCtx.flush(writer.toString());
    return xmppCtx.getGlobalContext().getTlsStreamState();
}

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From source file:org.mp4parser.rtp2dash.DashServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, FullHttpRequest request) throws Exception {
    if (!request.getDecoderResult().isSuccess()) {
        sendError(ctx, BAD_REQUEST);//from  w  w w.j  a  va2 s. c o  m
        return;
    }

    if (request.getMethod() != GET) {
        sendError(ctx, METHOD_NOT_ALLOWED);
        return;
    }

    final String uri = request.getUri();

    if ("/Manifest.mpd".equals(uri)) {
        try {
            sendManifest(ctx);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return;
    }

    final String path = sanitizeUri(uri);
    if (path == null) {
        sendError(ctx, FORBIDDEN);
        return;
    }

    File file = new File(path);
    if (file.isHidden() || file.isDirectory() || !file.exists()) {
        sendError(ctx, NOT_FOUND);
        return;
    }

    if (!file.isFile()) {
        sendError(ctx, FORBIDDEN);
        return;
    }

    // Cache Validation
    String ifModifiedSince = request.headers().get(IF_MODIFIED_SINCE);
    if (ifModifiedSince != null && !ifModifiedSince.isEmpty()) {
        SimpleDateFormat dateFormatter = new SimpleDateFormat(HTTP_DATE_FORMAT, Locale.US);
        Date ifModifiedSinceDate = dateFormatter.parse(ifModifiedSince);

        // Only compare up to the second because the datetime format we send to the client
        // does not have milliseconds
        long ifModifiedSinceDateSeconds = ifModifiedSinceDate.getTime() / 1000;
        long fileLastModifiedSeconds = file.lastModified() / 1000;
        if (ifModifiedSinceDateSeconds == fileLastModifiedSeconds) {
            sendNotModified(ctx);
            return;
        }
    }

    final RandomAccessFile raf;
    try {
        raf = new RandomAccessFile(file, "r");
    } catch (FileNotFoundException ignore) {
        sendError(ctx, NOT_FOUND);
        return;
    }
    long fileLength = raf.length();

    HttpResponse response = new DefaultHttpResponse(HTTP_1_1, OK);

    HttpHeaders.setContentLength(response, fileLength);
    setContentTypeHeader(response, file);
    setDateAndCacheHeaders(response, file);
    response.headers().set("Access-Control-Allow-Origin", "*");
    if (HttpHeaders.isKeepAlive(request)) {
        response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }

    // Write the initial line and the header.
    ctx.write(response);

    // Write the content.
    ChannelFuture sendFileFuture;
    ChannelFuture lastContentFuture;
    if (ctx.pipeline().get(SslHandler.class) == null) {
        sendFileFuture = ctx.write(new DefaultFileRegion(raf.getChannel(), 0, fileLength),
                ctx.newProgressivePromise());
        // Write the end marker.
        lastContentFuture = ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);
    } else {
        sendFileFuture = ctx.write(new HttpChunkedInput(new ChunkedFile(raf, 0, fileLength, 8192)),
                ctx.newProgressivePromise());
        // HttpChunkedInput will write the end marker (LastHttpContent) for us.
        lastContentFuture = sendFileFuture;
    }

    sendFileFuture.addListener(new ChannelProgressiveFutureListener() {

        public void operationProgressed(ChannelProgressiveFuture future, long progress, long total) {
            if (total < 0) { // total unknown
                System.err.println(future.channel() + " Transfer progress: " + progress);
            } else {
                System.err.println(future.channel() + " Transfer progress: " + progress + " / " + total);
            }
        }

        public void operationComplete(ChannelProgressiveFuture future) {
            try {
                raf.close();
            } catch (IOException e) {
                LOG.severe("Cannot close " + raf.toString());
            }
            System.err.println(future.channel() + " Transfer complete.");
        }
    });

    // Decide whether to close the connection or not.
    if (!HttpHeaders.isKeepAlive(request)) {
        // Close the connection when the whole content is written out.
        lastContentFuture.addListener(ChannelFutureListener.CLOSE);
    }
}

---

From source file:org.msgpack.rpc.extension.socks.SocksProxyHandler.java

License:Open Source License

@Override
protected void channelRead0(ChannelHandlerContext ctx, SocksResponse response) throws Exception {

    SocksResponseType rt = response.responseType();

    switch (rt) {

    case INIT://from  w  w  w. j  a  v a  2s. c  o m
        ctx.pipeline().addFirst("socks-cmd-decoder", new SocksCmdResponseDecoder());
        InetSocketAddress addr = ((IPAddress) session.getAddress()).getInetSocketAddress();
        SocksCmdRequest cmdSocks = new SocksCmdRequest(SocksCmdType.CONNECT, SocksAddressType.DOMAIN,
                addr.getHostName(), addr.getPort());
        ctx.writeAndFlush(cmdSocks);
        break;

    case AUTH:
        break;
    case CMD:
        SocksCmdResponse scr = (SocksCmdResponse) response;
        ctx.pipeline().remove(this);
        ctx.pipeline().remove("socks-encode");
        if (scr.cmdStatus() != SocksCmdStatus.SUCCESS) {
            throw new ChannelException("Socks faild.");
        }
        clientTransport.onSocksConnected(ctx.channel());
        break;
    case UNKNOWN:
    default:
        throw new ChannelException("No support Socks Command.");
    }
}

---

From source file:org.neo4j.bolt.transport.TransportSelectionHandler.java

License:Open Source License

private void enableSsl(ChannelHandlerContext ctx) {
    ChannelPipeline p = ctx.pipeline();
    p.addLast(sslCtx.newHandler(ctx.alloc()));
    p.addLast(new TransportSelectionHandler(null, true, logging, protocolVersions));
    p.remove(this);
}

---

From source file:org.neo4j.bolt.transport.TransportSelectionHandler.java

License:Open Source License

private void switchToSocket(ChannelHandlerContext ctx) {
    ChannelPipeline p = ctx.pipeline();
    p.addLast(new SocketTransportHandler(
            new SocketTransportHandler.ProtocolChooser(protocolVersions, isEncrypted), logging));
    p.remove(this);
}

---

From source file:org.neo4j.bolt.transport.TransportSelectionHandler.java

License:Open Source License

private void switchToWebsocket(ChannelHandlerContext ctx) {
    ChannelPipeline p = ctx.pipeline();
    p.addLast(new HttpServerCodec(), new HttpObjectAggregator(MAX_WEBSOCKET_HANDSHAKE_SIZE),
            new WebSocketServerProtocolHandler(""), new WebSocketFrameTranslator(), new SocketTransportHandler(
                    new SocketTransportHandler.ProtocolChooser(protocolVersions, isEncrypted), logging));
    p.remove(this);
}

---

From source file:org.nepu.chat.SecureChatServerHandler.java

License:Apache License

@Override
public void channelActive(final ChannelHandlerContext ctx) {//

    //       System.out.println("channelactive!");

    // Once session is secured, send a greeting and register the channel to the global channel
    // list so the channel received the messages from others.
    ///*  w ww .j a v a 2  s .co  m*/
    ctx.pipeline().get(SslHandler.class).handshakeFuture()
            .addListener(new GenericFutureListener<Future<Channel>>() {
                @Override
                public void operationComplete(Future<Channel> future) throws Exception {
                    ctx.writeAndFlush("Welcome to " + InetAddress.getLocalHost().getHostName()
                            + " secure chat service!\n");
                    ctx.writeAndFlush("Your session is protected by "
                            + ctx.pipeline().get(SslHandler.class).engine().getSession().getCipherSuite()
                            + " cipher suite.\n");

                    channels.add(ctx.channel());
                }
            });
}

---

From source file:org.nosceon.titanite.WebsocketHandler.java

License:Apache License

public void handshake(HttpRequest rawRequest, Request request, ChannelHandlerContext ctx, WebSocket webSocket) {
    WebSocketServerHandshakerFactory wsFactory = new WebSocketServerHandshakerFactory(
            getWebSocketLocation(request), null, false);
    wsHandshaker = wsFactory.newHandshaker(rawRequest);
    if (wsHandshaker == null) {
        WebSocketServerHandshakerFactory.sendUnsupportedVersionResponse(ctx.channel());
    } else {//  w  w  w  .  ja v a2 s.  c o m
        this.wsChannel = new WChannel(ctx.channel());
        this.wsHandshaker.handshake(ctx.channel(), toFullHttpRequest(rawRequest)).addListener(cf -> {
            ctx.pipeline().addLast(wsChannel);
            webSocket.onReady(wsChannel);
        });
    }
}

---

From source file:org.onesec.raven.rtp.InboundChannelInitializator.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    if (msg instanceof DatagramPacket) {
        final InetSocketAddress senderSocket = ((DatagramPacket) msg).sender();
        if (logger.isTraceEnabled())
            logger.debug("Received initial packet from ({})", senderSocket.toString());
        if (sender == null || sender.equals(senderSocket.getAddress())) {
            initChannel(senderSocket, ctx.channel());
            ctx.pipeline().remove(this);
            ctx.fireChannelRead(msg);/*  w  w  w  .j a v  a 2  s  .co m*/
        }
    }
}

---

From source file:org.opendaylight.openflowjava.protocol.impl.core.TlsDetector.java

License:Open Source License

private static void enableSsl(ChannelHandlerContext ctx) {
    if (ctx.pipeline().get(COMPONENT_NAMES.SSL_HANDLER.name()) == null) {
        LOGGER.trace("Engaging TLS handler");
        ChannelPipeline p = ctx.channel().pipeline();
        SSLEngine engine = SslContextFactory.getServerContext().createSSLEngine();
        engine.setUseClientMode(false);/*ww  w. j a  v  a2  s .  com*/
        p.addAfter(COMPONENT_NAMES.TLS_DETECTOR.name(), COMPONENT_NAMES.SSL_HANDLER.name(),
                new SslHandler(engine));
    }
}

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