List of usage examples for io.netty.channel ChannelPipeline remove
<T extends ChannelHandler> T remove(Class<T> handlerType);
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.thingsplode.synapse.proxy.Dispatcher.java
License:Apache License
protected void connect() throws InterruptedException { try {/*from ww w . ja v a2s . c om*/ ChannelFuture cf = b.connect(host, port).addListener((ChannelFutureListener) (ChannelFuture future) -> { if (!future.isSuccess()) { logger.warn("Connecting to the channel was not successfull."); } else { logger.debug("Connected Channel@EndpointProxy"); } }).sync(); ChannelHandler handler = cf.channel().pipeline().get(EndpointProxy.WS_MESSAGE_DECODER); if (handler != null) { //if websocket client handler is added to the mix, the next step is to handshake with it logger.debug("Initiating websocket handshake ..."); ((WSMessageDecoder) handler).getHandshakeFuture().sync() .addListener((ChannelFutureListener) (ChannelFuture future) -> { if (!future.isSuccess()) { //todo: close dispatcher and websocket connection //((WSResponseToResponseDecoder) handler). } else { logger.debug("Handshake@EndpointProxy"); ChannelPipeline pl = future.channel().pipeline(); if (pl.get(EndpointProxy.HTTP_REQUEST_ENCODER) != null) { pl.remove(EndpointProxy.HTTP_REQUEST_ENCODER); } if (pl.get(EndpointProxy.HTTP_RESPONSE_DECODER) != null) { pl.remove(EndpointProxy.HTTP_RESPONSE_DECODER); } if (pl.get(EndpointProxy.HTTP_RESPONSE_AGGREGATOR) != null) { pl.remove(EndpointProxy.HTTP_RESPONSE_AGGREGATOR); } } }); } while (!cf.isSuccess()) { logger.warn("Connection attempt was not successfull / retrying..."); cf = handleReconnect(b, host, port); if (cf == null) { break; } } this.channel = cf.channel(); if (channel == null) { throw new InterruptedException("Cannot connect."); } channel.closeFuture().addListener((ChannelFutureListener) (ChannelFuture future) -> { if (future.isSuccess()) { logger.debug("Channel@Proxy is closed / evicting active requests."); dispatchedFutureHandler.evictActiveRequests(); } }); } catch (Exception ex) { logger.warn("Could not connect: " + ex.getMessage(), ex); ChannelFuture cf2 = handleReconnect(b, host, port); if (cf2 != null) { this.channel = cf2.channel(); } else { throw ex; } } }
From source file:org.vertx.java.core.http.impl.ClientConnection.java
License:Open Source License
NetSocket createNetSocket() {
// connection was upgraded to raw TCP socket
upgradedConnection = true;/*from w w w. ja v a2s . c o m*/
DefaultNetSocket socket = new DefaultNetSocket(vertx, channel, context, client.tcpHelper, true);
Map<Channel, DefaultNetSocket> connectionMap = new HashMap<Channel, DefaultNetSocket>(1);
connectionMap.put(channel, socket);
// Flush out all pending data
endReadAndFlush();
// remove old http handlers and replace the old handler with one that handle plain sockets
ChannelPipeline pipeline = channel.pipeline();
ChannelHandler inflater = pipeline.get(HttpContentDecompressor.class);
if (inflater != null) {
pipeline.remove(inflater);
}
pipeline.remove("codec");
pipeline.replace("handler", "handler", new VertxNetHandler(client.vertx, connectionMap) {
@Override
public void exceptionCaught(ChannelHandlerContext chctx, Throwable t) throws Exception {
// remove from the real mapping
client.connectionMap.remove(channel);
super.exceptionCaught(chctx, t);
}
@Override
public void channelInactive(ChannelHandlerContext chctx) throws Exception {
// remove from the real mapping
client.connectionMap.remove(channel);
super.channelInactive(chctx);
}
@Override
public void channelRead(ChannelHandlerContext chctx, Object msg) throws Exception {
if (msg instanceof HttpContent) {
ReferenceCountUtil.release(msg);
return;
}
super.channelRead(chctx, msg);
}
});
return socket;
}
From source file:org.vertx.java.core.http.impl.ServerConnection.java
License:Open Source License
NetSocket createNetSocket() {
DefaultNetSocket socket = new DefaultNetSocket(vertx, channel, context, server.tcpHelper, false);
Map<Channel, DefaultNetSocket> connectionMap = new HashMap<Channel, DefaultNetSocket>(1);
connectionMap.put(channel, socket);/*from ww w . j a v a 2s. c o m*/
// Flush out all pending data
endReadAndFlush();
// remove old http handlers and replace the old handler with one that handle plain sockets
ChannelPipeline pipeline = channel.pipeline();
ChannelHandler compressor = pipeline.get(HttpChunkContentCompressor.class);
if (compressor != null) {
pipeline.remove(compressor);
}
pipeline.remove("httpDecoder");
if (pipeline.get("chunkedWriter") != null) {
pipeline.remove("chunkedWriter");
}
channel.pipeline().replace("handler", "handler", new VertxNetHandler(server.vertx, connectionMap) {
@Override
public void exceptionCaught(ChannelHandlerContext chctx, Throwable t) throws Exception {
// remove from the real mapping
server.connectionMap.remove(channel);
super.exceptionCaught(chctx, t);
}
@Override
public void channelInactive(ChannelHandlerContext chctx) throws Exception {
// remove from the real mapping
server.connectionMap.remove(channel);
super.channelInactive(chctx);
}
@Override
public void channelRead(ChannelHandlerContext chctx, Object msg) throws Exception {
if (msg instanceof HttpContent) {
ReferenceCountUtil.release(msg);
return;
}
super.channelRead(chctx, msg);
}
});
// check if the encoder can be removed yet or not.
if (lastWriteFuture == null) {
channel.pipeline().remove("httpEncoder");
} else {
lastWriteFuture.addListener(new ChannelFutureListener() {
@Override
public void operationComplete(ChannelFuture future) throws Exception {
channel.pipeline().remove("httpEncoder");
}
});
}
return socket;
}
From source file:org.wso2.carbon.transport.http.netty.contractimpl.websocket.message.WebSocketInitMessageImpl.java
License:Open Source License
private HandshakeFuture handleHandshake(WebSocketServerHandshaker handshaker, int idleTimeout) { HandshakeFutureImpl handshakeFuture = new HandshakeFutureImpl(); if (isCancelled) { Throwable e = new IllegalAccessException("Handshake is already cancelled!"); handshakeFuture.notifyError(e);/*from w ww . j av a2 s . c om*/ return handshakeFuture; } try { ChannelFuture future = handshaker.handshake(ctx.channel(), httpRequest); handshakeFuture.setChannelFuture(future); future.addListener(new GenericFutureListener<Future<? super Void>>() { @Override public void operationComplete(Future<? super Void> future) throws Exception { String selectedSubProtocol = handshaker.selectedSubprotocol(); webSocketSourceHandler.setNegotiatedSubProtocol(selectedSubProtocol); setSubProtocol(selectedSubProtocol); WebSocketSessionImpl session = (WebSocketSessionImpl) getChannelSession(); session.setIsOpen(true); session.setNegotiatedSubProtocol(selectedSubProtocol); //Replace HTTP handlers with new Handlers for WebSocket in the pipeline ChannelPipeline pipeline = ctx.pipeline(); if (idleTimeout > 0) { pipeline.replace(Constants.IDLE_STATE_HANDLER, Constants.IDLE_STATE_HANDLER, new IdleStateHandler(idleTimeout, idleTimeout, idleTimeout, TimeUnit.MILLISECONDS)); } else { pipeline.remove(Constants.IDLE_STATE_HANDLER); } pipeline.addLast(Constants.WEBSOCKET_SOURCE_HANDLER, webSocketSourceHandler); pipeline.remove(Constants.HTTP_SOURCE_HANDLER); setProperty(Constants.SRC_HANDLER, webSocketSourceHandler); handshakeFuture.notifySuccess(webSocketSourceHandler.getChannelSession()); } }); return handshakeFuture; } catch (Exception e) { /* Code 1002 : indicates that an endpoint is terminating the connection due to a protocol error. */ handshaker.close(ctx.channel(), new CloseWebSocketFrame(1002, "Terminating the connection due to a protocol error.")); handshakeFuture.notifyError(e); return handshakeFuture; } }
From source file:org.wyb.sows.client.SocksServerConnectHandler.java
License:Apache License
@Override public void channelRead0(final ChannelHandlerContext ctx, final SocksCmdRequest request) throws Exception { if (request.host().equals("127.0.0.1") || request.host().equals("localhost")) { System.err.println("Not able to establish bridge. Inform proxy client."); ctx.channel().writeAndFlush(new SocksCmdResponse(SocksCmdStatus.FAILURE, request.addressType())); SocksServerUtils.closeOnFlush(ctx.channel()); }/*from w w w . j a v a 2s . c o m*/ Promise<Channel> promise = ctx.executor().newPromise(); promise.addListener(new GenericFutureListener<Future<Channel>>() { @Override public void operationComplete(final Future<Channel> future) throws Exception { final Channel outboundChannel = future.getNow(); if (future.isSuccess()) { if (SocksServer.isDebug) { System.out.println("Bridge is established. Inform proxy client."); } SocksCmdResponse resp = new SocksCmdResponse(SocksCmdStatus.SUCCESS, request.addressType()); resp.setProtocolVersion(request.protocolVersion()); ctx.channel().writeAndFlush(resp).addListener(new ChannelFutureListener() { @Override public void operationComplete(ChannelFuture channelFuture) { ChannelPipeline pipeline = ctx.pipeline(); pipeline.remove(SocksServerConnectHandler.this); // ctx.pipeline().addLast(new StringByteCodec()); pipeline.addLast(new WebSocketRelayHandler(outboundChannel)); } }); } else { System.err.println("Not able to establish bridge. Inform proxy client."); ctx.channel() .writeAndFlush(new SocksCmdResponse(SocksCmdStatus.FAILURE, request.addressType())); SocksServerUtils.closeOnFlush(ctx.channel()); } } }); final Channel inboundChannel = ctx.channel(); // Add authentication headers HttpHeaders authHeader = new DefaultHttpHeaders(); authHeader.add(SowsAuthHelper.HEADER_SOWS_USER, this.userName); byte[] nonce = SowsAuthHelper.randomBytes(16); String seed = SowsAuthHelper.base64(nonce); authHeader.add(SowsAuthHelper.HEADER_SOWS_SEED, seed); byte[] sha1 = SowsAuthHelper.sha1((this.passcode + seed).getBytes(CharsetUtil.US_ASCII)); String token = SowsAuthHelper.base64(sha1); authHeader.add(SowsAuthHelper.HEADER_SOWS_TOKEN, token); // initiating websocket client handler final WebSocketClientHandler handler = new WebSocketClientHandler(WebSocketClientHandshakerFactory .newHandshaker(bridgeServiceUri, WebSocketVersion.V13, null, false, authHeader), promise, request.host(), request.port(), inboundChannel); b.group(inboundChannel.eventLoop()).channel(NioSocketChannel.class) .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000).option(ChannelOption.SO_KEEPALIVE, true) .handler(new ChannelInitializer<SocketChannel>() { @Override protected void initChannel(SocketChannel ch) { ChannelPipeline p = ch.pipeline(); p.addLast(new HttpClientCodec(), new HttpObjectAggregator(8192), handler); } }); if (SocksServer.isDebug) { System.out.println("Try to connect to bridge service."); } b.connect(bridgeServiceUri.getHost(), bridgeServiceUri.getPort()).addListener(new ChannelFutureListener() { @Override public void operationComplete(ChannelFuture future) throws Exception { if (future.isSuccess()) { // Connection established use handler provided results if (SocksServer.isDebug) { System.out.printf("Brige service connection is established. host=%s,port=%d \r\n", bridgeServiceUri.getHost(), bridgeServiceUri.getPort()); } } else { // Close the connection if the connection attempt has // failed. System.err.printf("Not able to connect bridge service! host=%s,port=%d \r\n", bridgeServiceUri.getHost(), bridgeServiceUri.getPort()); ctx.channel() .writeAndFlush(new SocksCmdResponse(SocksCmdStatus.FAILURE, request.addressType())); SocksServerUtils.closeOnFlush(ctx.channel()); } } }); }
From source file:ratpack.http.client.internal.RequestActionSupport.java
License:Apache License
public void execute(final Fulfiller<? super T> fulfiller) throws Exception { final AtomicBoolean redirecting = new AtomicBoolean(); final Bootstrap b = new Bootstrap(); b.group(this.execution.getEventLoop()).channel(ChannelImplDetector.getSocketChannelImpl()) .handler(new ChannelInitializer<SocketChannel>() { @Override/*w ww. ja v a2 s . com*/ protected void initChannel(SocketChannel ch) throws Exception { ChannelPipeline p = ch.pipeline(); if (finalUseSsl) { SSLEngine engine = SSLContext.getDefault().createSSLEngine(); engine.setUseClientMode(true); p.addLast("ssl", new SslHandler(engine)); } p.addLast("codec", new HttpClientCodec()); p.addLast("readTimeout", new ReadTimeoutHandler(requestParams.readTimeoutNanos, TimeUnit.NANOSECONDS)); p.addLast("redirectHandler", new SimpleChannelInboundHandler<HttpObject>(false) { @Override protected void channelRead0(ChannelHandlerContext ctx, HttpObject msg) throws Exception { if (msg instanceof HttpResponse) { final HttpResponse response = (HttpResponse) msg; final Headers headers = new NettyHeadersBackedHeaders(response.headers()); final Status status = new DefaultStatus(response.status()); int maxRedirects = requestSpecBacking.getMaxRedirects(); String locationValue = headers.get("Location"); //Check for redirect and location header if it is follow redirect if we have request forwarding left if (shouldRedirect(status) && maxRedirects > 0 && locationValue != null) { redirecting.compareAndSet(false, true); Action<? super RequestSpec> redirectRequestConfig = Action .join(requestConfigurer, s -> { if (status.getCode() == 301 || status.getCode() == 302) { s.method("GET"); } s.redirects(maxRedirects - 1); }); URI locationUrl; if (ABSOLUTE_PATTERN.matcher(locationValue).matches()) { locationUrl = new URI(locationValue); } else { locationUrl = new URI(uri.getScheme(), null, uri.getHost(), uri.getPort(), locationValue, null, null); } buildRedirectRequestAction(redirectRequestConfig, locationUrl) .execute(fulfiller); } else { p.remove(this); } } if (!redirecting.get()) { ctx.fireChannelRead(msg); } } }); addResponseHandlers(p, fulfiller); } @Override public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception { ctx.close(); error(fulfiller, cause); } }); ChannelFuture connectFuture = b.connect(host, port); connectFuture.addListener(f1 -> { if (connectFuture.isSuccess()) { String fullPath = getFullPath(uri); FullHttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.valueOf(requestSpecBacking.getMethod()), fullPath, requestSpecBacking.getBody()); if (headers.get(HttpHeaderConstants.HOST) == null) { headers.set(HttpHeaderConstants.HOST, host); } headers.set(HttpHeaderConstants.CONNECTION, HttpHeaderValues.CLOSE); int contentLength = request.content().readableBytes(); if (contentLength > 0) { headers.set(HttpHeaderConstants.CONTENT_LENGTH, Integer.toString(contentLength, 10)); } HttpHeaders requestHeaders = request.headers(); for (String name : headers.getNames()) { requestHeaders.set(name, headers.getAll(name)); } ChannelFuture writeFuture = connectFuture.channel().writeAndFlush(request); writeFuture.addListener(f2 -> { if (!writeFuture.isSuccess()) { writeFuture.channel().close(); error(fulfiller, writeFuture.cause()); } }); } else { connectFuture.channel().close(); error(fulfiller, connectFuture.cause()); } }); }
From source file:reactor.io.net.impl.netty.http.NettyHttpServer.java
License:Open Source License
@Override protected void onWebsocket(HttpChannel<IN, OUT> next) { ChannelPipeline pipeline = ((SocketChannel) next.delegate()).pipeline(); pipeline.addLast(pipeline.remove(NettyHttpServerHandler.class).withWebsocketSupport(next.uri(), null)); }
From source file:sailfish.remoting.handler.NegotiateChannelHandler.java
License:Apache License
@SuppressWarnings("deprecation") private void remove(ChannelHandlerContext ctx) { try {//from www . j av a 2 s . com ctx.channel().attr(OneTime.channelConfig).remove(); ChannelPipeline pipeline = ctx.pipeline(); if (pipeline.context(this) != null) { pipeline.remove(this); } } finally { negotiateMap.remove(ctx); } }
From source file:whitespell.net.websockets.socketio.transport.WebSocketTransport.java
License:Apache License
protected void removeHandler(ChannelPipeline pipeline) { pipeline.remove(SocketIOChannelInitializer.FLASH_SOCKET_TRANSPORT); }