Examples with Generator org.eclipse.jetty.http2.generator.Generator used on opensource projects

Example 21 with Generator

use of org.eclipse.jetty.http2.generator.Generator in project jetty.project by eclipse.

the class AbstractHTTP2ServerConnectionFactory method newConnection.

@Override
public Connection newConnection(Connector connector, EndPoint endPoint) {
    ServerSessionListener listener = newSessionListener(connector, endPoint);
    Generator generator = new Generator(connector.getByteBufferPool(), getMaxDynamicTableSize(), getMaxHeaderBlockFragment());
    FlowControlStrategy flowControl = getFlowControlStrategyFactory().newFlowControlStrategy();
    HTTP2ServerSession session = new HTTP2ServerSession(connector.getScheduler(), endPoint, generator, listener, flowControl);
    session.setMaxLocalStreams(getMaxConcurrentStreams());
    session.setMaxRemoteStreams(getMaxConcurrentStreams());
    // For a single stream in a connection, there will be a race between
    // the stream idle timeout and the connection idle timeout. However,
    // the typical case is that the connection will be busier and the
    // stream idle timeout will expire earlier than the connection's.
    long streamIdleTimeout = getStreamIdleTimeout();
    if (streamIdleTimeout <= 0)
        streamIdleTimeout = endPoint.getIdleTimeout();
    session.setStreamIdleTimeout(streamIdleTimeout);
    session.setInitialSessionRecvWindow(getInitialSessionRecvWindow());
    ServerParser parser = newServerParser(connector, session);
    HTTP2Connection connection = new HTTP2ServerConnection(connector.getByteBufferPool(), connector.getExecutor(), endPoint, httpConfiguration, parser, session, getInputBufferSize(), listener);
    connection.addListener(connectionListener);
    return configure(connection, connector, endPoint);
}

Example 22 with Generator

use of org.eclipse.jetty.http2.generator.Generator in project jetty.project by eclipse.

the class WindowUpdateGenerateParseTest method testGenerateParseOneByteAtATime.

@Test
public void testGenerateParseOneByteAtATime() throws Exception {
    WindowUpdateGenerator generator = new WindowUpdateGenerator(new HeaderGenerator());
    final List<WindowUpdateFrame> frames = new ArrayList<>();
    Parser parser = new Parser(byteBufferPool, new Parser.Listener.Adapter() {

        @Override
        public void onWindowUpdate(WindowUpdateFrame frame) {
            frames.add(frame);
        }
    }, 4096, 8192);
    int streamId = 13;
    int windowUpdate = 17;
    // Iterate a few times to be sure generator and parser are properly reset.
    for (int i = 0; i < 2; ++i) {
        ByteBufferPool.Lease lease = new ByteBufferPool.Lease(byteBufferPool);
        generator.generateWindowUpdate(lease, streamId, windowUpdate);
        frames.clear();
        for (ByteBuffer buffer : lease.getByteBuffers()) {
            while (buffer.hasRemaining()) {
                parser.parse(ByteBuffer.wrap(new byte[] { buffer.get() }));
            }
        }
        Assert.assertEquals(1, frames.size());
        WindowUpdateFrame frame = frames.get(0);
        Assert.assertEquals(streamId, frame.getStreamId());
        Assert.assertEquals(windowUpdate, frame.getWindowDelta());
    }
}

Example 23 with Generator

use of org.eclipse.jetty.http2.generator.Generator in project jetty.project by eclipse.

the class WindowUpdateGenerateParseTest method testGenerateParse.

@Test
public void testGenerateParse() throws Exception {
    WindowUpdateGenerator generator = new WindowUpdateGenerator(new HeaderGenerator());
    final List<WindowUpdateFrame> frames = new ArrayList<>();
    Parser parser = new Parser(byteBufferPool, new Parser.Listener.Adapter() {

        @Override
        public void onWindowUpdate(WindowUpdateFrame frame) {
            frames.add(frame);
        }
    }, 4096, 8192);
    int streamId = 13;
    int windowUpdate = 17;
    // Iterate a few times to be sure generator and parser are properly reset.
    for (int i = 0; i < 2; ++i) {
        ByteBufferPool.Lease lease = new ByteBufferPool.Lease(byteBufferPool);
        generator.generateWindowUpdate(lease, streamId, windowUpdate);
        frames.clear();
        for (ByteBuffer buffer : lease.getByteBuffers()) {
            while (buffer.hasRemaining()) {
                parser.parse(buffer);
            }
        }
    }
    Assert.assertEquals(1, frames.size());
    WindowUpdateFrame frame = frames.get(0);
    Assert.assertEquals(streamId, frame.getStreamId());
    Assert.assertEquals(windowUpdate, frame.getWindowDelta());
}

Example 24 with Generator

use of org.eclipse.jetty.http2.generator.Generator in project jetty.project by eclipse.

the class HTTP2CServerTest method testHTTP_2_0_Direct.

@Test
public void testHTTP_2_0_Direct() throws Exception {
    final CountDownLatch latch = new CountDownLatch(3);
    byteBufferPool = new MappedByteBufferPool();
    generator = new Generator(byteBufferPool);
    ByteBufferPool.Lease lease = new ByteBufferPool.Lease(byteBufferPool);
    generator.control(lease, new PrefaceFrame());
    generator.control(lease, new SettingsFrame(new HashMap<>(), false));
    MetaData.Request metaData = new MetaData.Request("GET", HttpScheme.HTTP, new HostPortHttpField("localhost:" + connector.getLocalPort()), "/test", HttpVersion.HTTP_2, new HttpFields());
    generator.control(lease, new HeadersFrame(1, metaData, null, true));
    try (Socket client = new Socket("localhost", connector.getLocalPort())) {
        OutputStream output = client.getOutputStream();
        for (ByteBuffer buffer : lease.getByteBuffers()) {
            output.write(BufferUtil.toArray(buffer));
        }
        final AtomicReference<HeadersFrame> headersRef = new AtomicReference<>();
        final AtomicReference<DataFrame> dataRef = new AtomicReference<>();
        Parser parser = new Parser(byteBufferPool, new Parser.Listener.Adapter() {

            @Override
            public void onSettings(SettingsFrame frame) {
                latch.countDown();
            }

            @Override
            public void onHeaders(HeadersFrame frame) {
                headersRef.set(frame);
                latch.countDown();
            }

            @Override
            public void onData(DataFrame frame) {
                dataRef.set(frame);
                latch.countDown();
            }
        }, 4096, 8192);
        parseResponse(client, parser);
        Assert.assertTrue(latch.await(5, TimeUnit.SECONDS));
        HeadersFrame response = headersRef.get();
        Assert.assertNotNull(response);
        MetaData.Response responseMetaData = (MetaData.Response) response.getMetaData();
        Assert.assertEquals(200, responseMetaData.getStatus());
        DataFrame responseData = dataRef.get();
        Assert.assertNotNull(responseData);
        String s = BufferUtil.toString(responseData.getData());
        assertThat(s, containsString("Hello from Jetty using HTTP/2.0"));
        assertThat(s, containsString("uri=/test"));
    }
}

Example 25 with Generator

use of org.eclipse.jetty.http2.generator.Generator in project jetty.project by eclipse.

the class HTTP2CServerTest method testHTTP_1_1_Upgrade.

@Test
public void testHTTP_1_1_Upgrade() throws Exception {
    try (Socket client = new Socket("localhost", connector.getLocalPort())) {
        OutputStream output = client.getOutputStream();
        output.write(("" + "GET /one HTTP/1.1\r\n" + "Host: localhost\r\n" + "Connection: something, else, upgrade, HTTP2-Settings\r\n" + "Upgrade: h2c\r\n" + "HTTP2-Settings: \r\n" + "\r\n").getBytes(StandardCharsets.ISO_8859_1));
        output.flush();
        InputStream input = client.getInputStream();
        Utf8StringBuilder upgrade = new Utf8StringBuilder();
        int crlfs = 0;
        while (true) {
            int read = input.read();
            if (read == '\r' || read == '\n')
                ++crlfs;
            else
                crlfs = 0;
            upgrade.append((byte) read);
            if (crlfs == 4)
                break;
        }
        assertTrue(upgrade.toString().startsWith("HTTP/1.1 101 "));
        byteBufferPool = new MappedByteBufferPool();
        generator = new Generator(byteBufferPool);
        final AtomicReference<HeadersFrame> headersRef = new AtomicReference<>();
        final AtomicReference<DataFrame> dataRef = new AtomicReference<>();
        final AtomicReference<CountDownLatch> latchRef = new AtomicReference<>(new CountDownLatch(2));
        Parser parser = new Parser(byteBufferPool, new Parser.Listener.Adapter() {

            @Override
            public void onHeaders(HeadersFrame frame) {
                headersRef.set(frame);
                latchRef.get().countDown();
            }

            @Override
            public void onData(DataFrame frame) {
                dataRef.set(frame);
                latchRef.get().countDown();
            }
        }, 4096, 8192);
        parseResponse(client, parser);
        Assert.assertTrue(latchRef.get().await(5, TimeUnit.SECONDS));
        HeadersFrame response = headersRef.get();
        Assert.assertNotNull(response);
        MetaData.Response responseMetaData = (MetaData.Response) response.getMetaData();
        Assert.assertEquals(200, responseMetaData.getStatus());
        DataFrame responseData = dataRef.get();
        Assert.assertNotNull(responseData);
        String content = BufferUtil.toString(responseData.getData());
        // The upgrade request is seen as HTTP/1.1.
        assertThat(content, containsString("Hello from Jetty using HTTP/1.1"));
        assertThat(content, containsString("uri=/one"));
        // Send a HTTP/2 request.
        headersRef.set(null);
        dataRef.set(null);
        latchRef.set(new CountDownLatch(2));
        ByteBufferPool.Lease lease = new ByteBufferPool.Lease(byteBufferPool);
        generator.control(lease, new PrefaceFrame());
        generator.control(lease, new SettingsFrame(new HashMap<>(), false));
        MetaData.Request metaData = new MetaData.Request("GET", HttpScheme.HTTP, new HostPortHttpField("localhost:" + connector.getLocalPort()), "/two", HttpVersion.HTTP_2, new HttpFields());
        generator.control(lease, new HeadersFrame(3, metaData, null, true));
        for (ByteBuffer buffer : lease.getByteBuffers()) output.write(BufferUtil.toArray(buffer));
        output.flush();
        parseResponse(client, parser);
        Assert.assertTrue(latchRef.get().await(5, TimeUnit.SECONDS));
        response = headersRef.get();
        Assert.assertNotNull(response);
        responseMetaData = (MetaData.Response) response.getMetaData();
        Assert.assertEquals(200, responseMetaData.getStatus());
        responseData = dataRef.get();
        Assert.assertNotNull(responseData);
        content = BufferUtil.toString(responseData.getData());
        assertThat(content, containsString("Hello from Jetty using HTTP/2.0"));
        assertThat(content, containsString("uri=/two"));
    }
}