Examples with HttpResponseEncoder io.netty.handler.codec.http.HttpResponseEncoder used on opensource projects

Example 31 with HttpResponseEncoder

use of io.netty.handler.codec.http.HttpResponseEncoder in project activemq-artemis by apache.

the class NettyConnectorWithHTTPUpgradeTest method startWebServer.

private void startWebServer(int port) throws Exception {
    bossGroup = new NioEventLoopGroup();
    workerGroup = new NioEventLoopGroup();
    ServerBootstrap b = new ServerBootstrap();
    final SSLContext context;
    if (useSSL) {
        context = SSLSupport.createContext("JKS", SERVER_SIDE_KEYSTORE, PASSWORD, null, null, null);
    } else {
        context = null;
    }
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {

        @Override
        protected void initChannel(SocketChannel ch) throws Exception {
            // create a HTTP server
            ChannelPipeline p = ch.pipeline();
            if (useSSL) {
                SSLEngine engine = context.createSSLEngine();
                engine.setUseClientMode(false);
                SslHandler handler = new SslHandler(engine);
                p.addLast("ssl", handler);
            }
            p.addLast("decoder", new HttpRequestDecoder());
            p.addLast("encoder", new HttpResponseEncoder());
            p.addLast("http-upgrade-handler", new SimpleChannelInboundHandler<Object>() {

                // handle HTTP GET + Upgrade with a handshake specific to ActiveMQ Artemis remoting.
                @Override
                protected void channelRead0(ChannelHandlerContext ctx, Object msg) throws Exception {
                    if (msg instanceof HttpRequest) {
                        HttpRequest request = (HttpRequest) msg;
                        for (Map.Entry<String, String> entry : request.headers()) {
                            System.out.println(entry);
                        }
                        String upgrade = request.headers().get(UPGRADE);
                        String secretKey = request.headers().get(SEC_ACTIVEMQ_REMOTING_KEY);
                        FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, SWITCHING_PROTOCOLS);
                        response.headers().set(UPGRADE, upgrade);
                        response.headers().set(SEC_ACTIVEMQ_REMOTING_ACCEPT, createExpectedResponse(MAGIC_NUMBER, secretKey));
                        ctx.writeAndFlush(response);
                        // when the handshake is successful, the HTTP handlers are removed
                        ctx.pipeline().remove("decoder");
                        ctx.pipeline().remove("encoder");
                        ctx.pipeline().remove(this);
                        System.out.println("HTTP handshake sent, transferring channel");
                        // transfer the control of the channel to the Netty Acceptor
                        NettyAcceptor acceptor = (NettyAcceptor) server.getRemotingService().getAcceptor(acceptorName);
                        acceptor.transfer(ctx.channel());
                    // at this point, the HTTP upgrade process is over and the netty acceptor behaves like regular ones.
                    }
                }
            });
        }

        @Override
        public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
            ctx.flush();
        }
    });
    b.bind(port).sync();
}

Example 32 with HttpResponseEncoder

use of io.netty.handler.codec.http.HttpResponseEncoder in project reactor-netty by reactor.

the class HttpClientTest method prematureCancel.

@Test
public void prematureCancel() throws Exception {
    DirectProcessor<Void> signal = DirectProcessor.create();
    NettyContext x = TcpServer.create("localhost", 0).newHandler((in, out) -> {
        signal.onComplete();
        return out.context(c -> c.addHandlerFirst(new HttpResponseEncoder())).sendObject(Mono.delay(Duration.ofSeconds(2)).map(t -> new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.PROCESSING))).neverComplete();
    }).block(Duration.ofSeconds(30));
    StepVerifier.create(createHttpClientForContext(x).get("/").timeout(signal)).verifyError(TimeoutException.class);
// Thread.sleep(1000000);
}

Example 33 with HttpResponseEncoder

use of io.netty.handler.codec.http.HttpResponseEncoder in project reactor-netty by reactor.

the class HttpClientTest method abort.

@Test
public void abort() throws Exception {
    NettyContext x = TcpServer.create("localhost", 0).newHandler((in, out) -> in.receive().take(1).thenMany(Flux.defer(() -> out.context(c -> c.addHandlerFirst(new HttpResponseEncoder())).sendObject(new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.ACCEPTED)).then(Mono.delay(Duration.ofSeconds(2)).then())))).block(Duration.ofSeconds(30));
    PoolResources pool = PoolResources.fixed("test", 1);
    HttpClient.create(opts -> opts.host("localhost").port(x.address().getPort()).poolResources(pool)).get("/").flatMap(r -> {
        r.dispose();
        return Mono.just(r.status().code());
    }).log().block(Duration.ofSeconds(30));
    HttpClientResponse resp = HttpClient.create(opts -> opts.host("localhost").port(x.address().getPort()).poolResources(pool)).get("/").log().block(Duration.ofSeconds(30));
    resp.dispose();
    resp = HttpClient.create(opts -> opts.host("localhost").port(x.address().getPort()).poolResources(pool)).get("/").log().block(Duration.ofSeconds(30));
    resp.dispose();
    x.dispose();
    pool.dispose();
}

Example 34 with HttpResponseEncoder

use of io.netty.handler.codec.http.HttpResponseEncoder in project java by wavefrontHQ.

the class PlainTextOrHttpFrameDecoder method decode.

/**
 * Dynamically adds the appropriate encoder/decoder(s) to the pipeline based on the detected
 * protocol.
 */
@Override
protected void decode(final ChannelHandlerContext ctx, final ByteBuf buffer, List<Object> out) throws Exception {
    // read the first 2 bytes to use for protocol detection
    if (buffer.readableBytes() < 2) {
        logger.warning("buffer has less that 2 readable bytes");
        return;
    }
    final int firstByte = buffer.getUnsignedByte(buffer.readerIndex());
    final int secondByte = buffer.getUnsignedByte(buffer.readerIndex() + 1);
    // determine the protocol and add the encoder/decoder
    final ChannelPipeline pipeline = ctx.pipeline();
    if (isHttp(firstByte, secondByte)) {
        pipeline.addLast("decoder", new HttpRequestDecoder());
        pipeline.addLast("encoder", new HttpResponseEncoder());
        pipeline.addLast("aggregator", new HttpObjectAggregator(16 * 1024 * 1024));
        pipeline.addLast("deflate", new HttpContentCompressor());
        pipeline.addLast("handler", this.handler);
    } else {
        pipeline.addLast("line", new LineBasedFrameDecoder(4096));
        pipeline.addLast("decoder", STRING_DECODER);
        pipeline.addLast("encoder", STRING_ENCODER);
        pipeline.addLast("handler", this.handler);
    }
    pipeline.remove(this);
}

Example 35 with HttpResponseEncoder

use of io.netty.handler.codec.http.HttpResponseEncoder in project vert.x by eclipse.

the class HttpServerHandlerBenchmark method setup.

@Setup
public void setup() {
    vertx = (VertxInternal) Vertx.vertx();
    HttpServerOptions options = new HttpServerOptions();
    vertxChannel = new EmbeddedChannel(new VertxHttpRequestDecoder(options), // We don't use the VertxHttpResponseDecoder because it will use the PartialPooledByteBufAllocator
    new HttpResponseEncoder() {

        @Override
        protected void encodeHeaders(HttpHeaders headers, ByteBuf buf) {
            ((HeadersMultiMap) headers).encode(buf);
        }
    });
    vertxChannel.config().setAllocator(new Alloc());
    ContextInternal context = vertx.createEventLoopContext(vertxChannel.eventLoop(), null, Thread.currentThread().getContextClassLoader());
    Handler<HttpServerRequest> app = request -> {
        HttpServerResponse response = request.response();
        MultiMap headers = response.headers();
        headers.add(HEADER_CONTENT_TYPE, RESPONSE_TYPE_PLAIN).add(HEADER_SERVER, SERVER).add(HEADER_DATE, DATE_STRING).add(HEADER_CONTENT_LENGTH, HELLO_WORLD_LENGTH);
        response.end(HELLO_WORLD_BUFFER);
    };
    VertxHandler<Http1xServerConnection> handler = VertxHandler.create(chctx -> {
        Http1xServerConnection conn = new Http1xServerConnection(() -> context, null, new HttpServerOptions(), chctx, context, "localhost", null);
        conn.handler(app);
        return conn;
    });
    vertxChannel.pipeline().addLast("handler", handler);
    nettyChannel = new EmbeddedChannel(new HttpRequestDecoder(options.getMaxInitialLineLength(), options.getMaxHeaderSize(), options.getMaxChunkSize(), false, options.getDecoderInitialBufferSize()), new HttpResponseEncoder(), new SimpleChannelInboundHandler<HttpRequest>() {

        private final byte[] STATIC_PLAINTEXT = "Hello, World!".getBytes(CharsetUtil.UTF_8);

        private final int STATIC_PLAINTEXT_LEN = STATIC_PLAINTEXT.length;

        private final ByteBuf PLAINTEXT_CONTENT_BUFFER = Unpooled.unreleasableBuffer(Unpooled.directBuffer().writeBytes(STATIC_PLAINTEXT));

        private final CharSequence PLAINTEXT_CLHEADER_VALUE = new AsciiString(String.valueOf(STATIC_PLAINTEXT_LEN));

        private final CharSequence TYPE_PLAIN = new AsciiString("text/plain");

        private final CharSequence SERVER_NAME = new AsciiString("Netty");

        private final CharSequence CONTENT_TYPE_ENTITY = HttpHeaderNames.CONTENT_TYPE;

        private final CharSequence DATE_ENTITY = HttpHeaderNames.DATE;

        private final CharSequence CONTENT_LENGTH_ENTITY = HttpHeaderNames.CONTENT_LENGTH;

        private final CharSequence SERVER_ENTITY = HttpHeaderNames.SERVER;

        private final DateFormat FORMAT = new SimpleDateFormat("E, dd MMM yyyy HH:mm:ss z");

        private final CharSequence date = new AsciiString(FORMAT.format(new Date()));

        @Override
        protected void channelRead0(ChannelHandlerContext ctx, HttpRequest msg) throws Exception {
            writeResponse(ctx, msg, PLAINTEXT_CONTENT_BUFFER.duplicate(), TYPE_PLAIN, PLAINTEXT_CLHEADER_VALUE);
        }

        @Override
        public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
            ctx.flush();
        }

        private void writeResponse(ChannelHandlerContext ctx, HttpRequest request, ByteBuf buf, CharSequence contentType, CharSequence contentLength) {
            // Build the response object.
            FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK, buf, false);
            HttpHeaders headers = response.headers();
            headers.set(CONTENT_TYPE_ENTITY, contentType);
            headers.set(SERVER_ENTITY, SERVER_NAME);
            headers.set(DATE_ENTITY, date);
            headers.set(CONTENT_LENGTH_ENTITY, contentLength);
            // Close the non-keep-alive connection after the write operation is done.
            ctx.write(response, ctx.voidPromise());
        }
    });
    nettyChannel.config().setAllocator(new Alloc());
    GET = Unpooled.unreleasableBuffer(Unpooled.copiedBuffer(("GET / HTTP/1.1\r\n" + "\r\n").getBytes()));
    readerIndex = GET.readerIndex();
    writeIndex = GET.writerIndex();
}