@Override
 public void exceptionCaught(ChannelHandlerContext context, Throwable cause) {
   LOG.error(cause.getMessage(), cause);
   if (context.channel().isOpen()) {
     context.channel().close();
   }
 }
 @Override
 public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
   if (!isIgnorableException(cause)) {
     cause.printStackTrace();
     if (ctx.channel().isActive()) {
       sendError(ctx, HttpResponseStatus.INTERNAL_SERVER_ERROR);
     }
   }
 }
Example #3
0
    @Override
    protected final void die(Throwable cause) {
      super.die(cause);
      if (ctx.channel().isOpen()) ctx.close();

      // Ensure to release server references
      userActor = null;
      ctx = null;
    }
Example #4
0
  private void handleWebSocketFrame(ChannelHandlerContext ctx, WebSocketFrame frame) {
    // Check for closing frame
    if (frame instanceof CloseWebSocketFrame) {
      handshaker.close(ctx.channel(), (CloseWebSocketFrame) frame.retain());
      return;
    }

    if (frame instanceof PingWebSocketFrame) {
      ctx.channel().writeAndFlush(new PongWebSocketFrame(frame.content().retain()));
      return;
    }

    if (frame instanceof ContinuationWebSocketFrame) return;

    if (frame instanceof TextWebSocketFrame)
      webSocketActor.onMessage(((TextWebSocketFrame) frame).text());
    else webSocketActor.onMessage(frame.content().nioBuffer());
  }
 @Override
 public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
   if (!(msg instanceof FullHttpRequest)) {
     Action<Object> subscriber = channelSubscriptions.get(ctx.channel());
     if (subscriber != null) {
       subscriber.execute(msg);
       return;
     }
   }
   super.channelRead(ctx, msg);
 }
  /** {@inheritDoc} */
  @Override
  public void channelRead0(ChannelHandlerContext ctx, HttpObject msg) throws Exception {
    if (msg instanceof HttpRequest) {
      HttpRequest request = this.request = (HttpRequest) msg;
      trackingType = setTrackingType(request);
    }

    if (msg instanceof HttpContent) {
      // New chunk is received
      HttpContent chunk = (HttpContent) msg;
      requestContent.append(chunk.content().toString(Charset.defaultCharset()));
      if (chunk instanceof LastHttpContent) {
        // All chunks have been received
        ResultTO resultTO = submitPayload(requestContent.toString());
        responseContent.append(gson.toJson(resultTO));
        writeResponse(ctx.channel());
        reset();
      }
    }
  }
  public void channelRead0(final ChannelHandlerContext ctx, final FullHttpRequest nettyRequest)
      throws Exception {
    if (!nettyRequest.getDecoderResult().isSuccess()) {
      sendError(ctx, HttpResponseStatus.BAD_REQUEST);
      return;
    }

    final long startTime = System.nanoTime();

    final Request request =
        new DefaultRequest(
            new NettyHeadersBackedHeaders(nettyRequest.headers()),
            nettyRequest.getMethod().name(),
            nettyRequest.getUri(),
            nettyRequest.content());

    final Channel channel = ctx.channel();

    final DefaultMutableStatus responseStatus = new DefaultMutableStatus();
    final HttpHeaders httpHeaders = new DefaultHttpHeaders(false);
    final MutableHeaders responseHeaders = new NettyHeadersBackedMutableHeaders(httpHeaders);
    FileHttpTransmitter fileHttpTransmitter =
        new DefaultFileHttpTransmitter(
            nettyRequest,
            httpHeaders,
            channel,
            compressResponses,
            addResponseTimeHeader ? startTime : -1);

    final DefaultEventController<RequestOutcome> requestOutcomeEventController =
        new DefaultEventController<>();

    // We own the lifecycle
    nettyRequest.content().retain();

    final Response response =
        new DefaultResponse(
            responseStatus,
            responseHeaders,
            fileHttpTransmitter,
            ctx.alloc(),
            new Action<ByteBuf>() {
              @Override
              public void execute(final ByteBuf byteBuf) throws Exception {
                final HttpResponse nettyResponse =
                    new CustomHttpResponse(responseStatus.getResponseStatus(), httpHeaders);

                nettyRequest.content().release();
                responseHeaders.set(HttpHeaderConstants.CONTENT_LENGTH, byteBuf.writerIndex());
                boolean shouldClose = true;
                if (channel.isOpen()) {
                  if (isKeepAlive(nettyRequest)) {
                    responseHeaders.set(
                        HttpHeaderConstants.CONNECTION, HttpHeaderConstants.KEEP_ALIVE);
                    shouldClose = false;
                  }

                  long stopTime = System.nanoTime();
                  if (addResponseTimeHeader) {
                    responseHeaders.set(
                        "X-Response-Time", NumberUtil.toMillisDiffString(startTime, stopTime));
                  }

                  execController.getExecution().complete();

                  channel.writeAndFlush(nettyResponse);
                  channel.write(new DefaultHttpContent(byteBuf));
                  ChannelFuture future = channel.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);

                  if (requestOutcomeEventController.isHasListeners()) {
                    Headers headers = new DelegatingHeaders(responseHeaders);
                    Status status =
                        new DefaultStatus(responseStatus.getCode(), responseStatus.getMessage());
                    SentResponse sentResponse = new DefaultSentResponse(headers, status);
                    RequestOutcome requestOutcome =
                        new DefaultRequestOutcome(
                            request, sentResponse, System.currentTimeMillis());
                    requestOutcomeEventController.fire(requestOutcome);
                  }
                  if (shouldClose) {
                    future.addListener(ChannelFutureListener.CLOSE);
                  }
                }
              }
            });

    InetSocketAddress socketAddress = (InetSocketAddress) channel.localAddress();
    final BindAddress bindAddress = new InetSocketAddressBackedBindAddress(socketAddress);

    Action<Action<Object>> subscribeHandler =
        new Action<Action<Object>>() {
          @Override
          public void execute(Action<Object> thing) throws Exception {
            channelSubscriptions.put(channel, thing);
            channel
                .closeFuture()
                .addListener(
                    new ChannelFutureListener() {
                      @Override
                      public void operationComplete(ChannelFuture future) throws Exception {
                        channelSubscriptions.remove(channel);
                      }
                    });
          }
        };

    final DirectChannelAccess directChannelAccess =
        new DefaultDirectChannelAccess(channel, subscribeHandler);

    execController.start(
        new Action<Execution>() {
          @Override
          public void execute(Execution execution) throws Exception {
            DefaultContext.RequestConstants requestConstants =
                new DefaultContext.RequestConstants(
                    applicationConstants,
                    bindAddress,
                    request,
                    response,
                    directChannelAccess,
                    requestOutcomeEventController.getRegistry(),
                    execution);

            new DefaultContext(requestConstants, registry, handlers, 0, return404).next();
          }
        });
  }
  public void channelRead0(final ChannelHandlerContext ctx, final FullHttpRequest nettyRequest)
      throws Exception {
    if (!nettyRequest.getDecoderResult().isSuccess()) {
      sendError(ctx, HttpResponseStatus.BAD_REQUEST);
      return;
    }

    final long startTime = addResponseTimeHeader ? System.nanoTime() : 0;
    final Request request =
        new DefaultRequest(
            new NettyHeadersBackedHeaders(nettyRequest.headers()),
            nettyRequest.getMethod().name(),
            nettyRequest.getUri(),
            nettyRequest.content());
    final Channel channel = ctx.channel();
    final DefaultMutableStatus responseStatus = new DefaultMutableStatus();
    final HttpHeaders nettyHeaders = new DefaultHttpHeaders(false);
    final MutableHeaders responseHeaders = new NettyHeadersBackedMutableHeaders(nettyHeaders);
    final MimeTypes mimeTypes = registry.get(MimeTypes.class);
    final DefaultEventController<RequestOutcome> requestOutcomeEventController =
        new DefaultEventController<>();
    final AtomicBoolean transmitted = new AtomicBoolean(false);

    final ResponseTransmitter responseTransmitter =
        new DefaultResponseTransmitter(
            transmitted,
            channel,
            nettyRequest,
            request,
            nettyHeaders,
            responseStatus,
            requestOutcomeEventController,
            startTime);
    final Action<Action<? super ResponseTransmitter>> responseTransmitterWrapper =
        Actions.wrap(responseTransmitter);

    final FileHttpTransmitter fileHttpTransmitter =
        new DefaultFileHttpTransmitter(
            nettyHeaders,
            mimeTypes,
            compressResponses,
            compressionMinSize,
            compressionMimeTypeWhiteList,
            compressionMimeTypeBlackList,
            responseTransmitterWrapper);
    StreamTransmitter streamTransmitter =
        new DefaultStreamTransmitter(nettyRequest, nettyHeaders, channel);

    final Response response =
        new DefaultResponse(
            responseStatus,
            responseHeaders,
            fileHttpTransmitter,
            streamTransmitter,
            ctx.alloc(),
            new Action<ByteBuf>() {
              @Override
              public void execute(final ByteBuf byteBuf) throws Exception {
                responseTransmitterWrapper.execute(
                    new Action<ResponseTransmitter>() {
                      @Override
                      public void execute(ResponseTransmitter responseTransmitter)
                          throws Exception {
                        nettyHeaders.set(HttpHeaders.Names.CONTENT_LENGTH, byteBuf.writerIndex());
                        responseTransmitter.transmit(new DefaultHttpContent(byteBuf));
                      }
                    });
              }
            });

    InetSocketAddress socketAddress = (InetSocketAddress) channel.localAddress();
    final BindAddress bindAddress = new InetSocketAddressBackedBindAddress(socketAddress);

    Action<Action<Object>> subscribeHandler =
        new Action<Action<Object>>() {
          @Override
          public void execute(Action<Object> thing) throws Exception {
            transmitted.set(true);
            channelSubscriptions.put(channel, thing);
            channel
                .closeFuture()
                .addListener(
                    new ChannelFutureListener() {
                      @Override
                      public void operationComplete(ChannelFuture future) throws Exception {
                        channelSubscriptions.remove(channel);
                      }
                    });
          }
        };

    final DirectChannelAccess directChannelAccess =
        new DefaultDirectChannelAccess(channel, subscribeHandler);

    final DefaultContext.RequestConstants requestConstants =
        new DefaultContext.RequestConstants(
            applicationConstants,
            bindAddress,
            request,
            response,
            directChannelAccess,
            requestOutcomeEventController.getRegistry());

    DefaultContext.start(
        execController.getControl(),
        requestConstants,
        registry,
        handlers,
        return404,
        new Action<Execution>() {
          @Override
          public void execute(Execution execution) throws Exception {
            if (!transmitted.get()) {
              Handler lastHandler = requestConstants.handler;
              StringBuilder description = new StringBuilder();
              description
                  .append("No response sent for ")
                  .append(request.getMethod().getName())
                  .append(" request to ")
                  .append(request.getUri())
                  .append(" (last handler: ");

              if (lastHandler instanceof DescribingHandler) {
                ((DescribingHandler) lastHandler).describeTo(description);
              } else {
                DescribingHandlers.describeTo(lastHandler, description);
              }

              description.append(")");
              String message = description.toString();
              LOGGER.warn(message);

              response.status(500);

              if (launchConfig.isDevelopment()) {
                response.send(message);
              } else {
                response.send();
              }
            }
          }
        });
  }
Example #9
0
 @Override
 public final void close() {
   if (ctx.channel().isOpen()) ctx.close();
   if (actor != null) actor.die(null);
 }
Example #10
0
  private void handleHttpRequest(ChannelHandlerContext ctx, FullHttpRequest req)
      throws SuspendExecution {
    // Handle a bad request.
    if (!req.getDecoderResult().isSuccess()) {
      sendHttpResponse(
          ctx, req, new DefaultFullHttpResponse(req.getProtocolVersion(), BAD_REQUEST), false);
      return;
    }

    final String uri = req.getUri();

    final Context actorCtx = selector.get(ctx, req);
    assert actorCtx != null;

    final ReentrantLock lock = actorCtx.getLock();
    assert lock != null;

    lock.lock();

    try {
      final ActorRef<? extends WebMessage> userActorRef = actorCtx.getRef();
      ActorImpl internalActor = (ActorImpl) actorCtx.getAttachments().get(ACTOR_KEY);

      if (userActorRef != null) {
        if (actorCtx.handlesWithWebSocket(uri)) {
          if (internalActor == null || !(internalActor instanceof WebSocketActorAdapter)) {
            //noinspection unchecked
            webSocketActor =
                new WebSocketActorAdapter(ctx, (ActorRef<? super WebMessage>) userActorRef);
            addActorToContextAndUnlock(actorCtx, webSocketActor, lock);
          }
          // Handshake
          final WebSocketServerHandshakerFactory wsFactory =
              new WebSocketServerHandshakerFactory(uri, null, true);
          handshaker = wsFactory.newHandshaker(req);
          if (handshaker == null) {
            WebSocketServerHandshakerFactory.sendUnsupportedVersionResponse(ctx.channel());
          } else {
            @SuppressWarnings("unchecked")
            final ActorRef<WebMessage> userActorRef0 =
                (ActorRef<WebMessage>) webSocketActor.userActor;
            handshaker
                .handshake(ctx.channel(), req)
                .addListener(
                    new GenericFutureListener<ChannelFuture>() {
                      @Override
                      public void operationComplete(ChannelFuture future) throws Exception {
                        FiberUtil.runInFiber(
                            new SuspendableRunnable() {
                              @Override
                              public void run() throws SuspendExecution, InterruptedException {
                                userActorRef0.send(
                                    new WebSocketOpened(WebActorHandler.this.webSocketActor.ref()));
                              }
                            });
                      }
                    });
          }
          return;
        } else if (actorCtx.handlesWithHttp(uri)) {
          if (internalActor == null || !(internalActor instanceof HttpActorAdapter)) {
            //noinspection unchecked
            internalActor =
                new HttpActorAdapter(
                    (ActorRef<HttpRequest>) userActorRef, actorCtx, httpResponseEncoderName);
            addActorToContextAndUnlock(actorCtx, internalActor, lock);
          }
          //noinspection unchecked
          ((HttpActorAdapter) internalActor).service(ctx, req);
          return;
        }
      }
    } finally {
      if (lock.isHeldByCurrentStrand() && lock.isLocked()) lock.unlock();
    }

    sendHttpResponse(
        ctx, req, new DefaultFullHttpResponse(req.getProtocolVersion(), NOT_FOUND), false);
  }
Example #11
0
 @Override
 public final void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
   if (ctx.channel().isOpen()) ctx.close();
   log.error("Exception caught", cause);
 }
 @Override
 public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
   logger.warn(responseContent.toString(), cause);
   ctx.channel().close();
 }