Examples with CONTENT_LENGTH io.servicetalk.http.api.HttpHeaderNames.CONTENT_LENGTH used on opensource projects

Example 1 with CONTENT_LENGTH

use of io.servicetalk.http.api.HttpHeaderNames.CONTENT_LENGTH in project servicetalk by apple.

the class GracefulConnectionClosureHandlingTest method setUp.

void setUp(HttpProtocol protocol, boolean initiateClosureFromClient, boolean useUds, boolean viaProxy) throws Exception {
    this.protocol = protocol;
    this.initiateClosureFromClient = initiateClosureFromClient;
    if (useUds) {
        Assumptions.assumeTrue(SERVER_CTX.ioExecutor().isUnixDomainSocketSupported(), "Server's IoExecutor does not support UnixDomainSocket");
        Assumptions.assumeTrue(CLIENT_CTX.ioExecutor().isUnixDomainSocketSupported(), "Client's IoExecutor does not support UnixDomainSocket");
        assumeFalse(viaProxy, "UDS cannot be used via proxy");
    }
    assumeFalse(protocol == HTTP_2 && viaProxy, "Proxy is not supported with HTTP/2");
    HttpServerBuilder serverBuilder = (useUds ? forAddress(newSocketAddress()) : forAddress(localAddress(0))).protocols(protocol.config).ioExecutor(SERVER_CTX.ioExecutor()).executor(SERVER_CTX.executor()).executionStrategy(defaultStrategy()).enableWireLogging("servicetalk-tests-wire-logger", TRACE, () -> true).appendConnectionAcceptorFilter(original -> new DelegatingConnectionAcceptor(original) {

        @Override
        public Completable accept(final ConnectionContext context) {
            if (!initiateClosureFromClient) {
                ((NettyConnectionContext) context).onClosing().whenFinally(onClosing::countDown).subscribe();
            }
            context.onClose().whenFinally(serverConnectionClosed::countDown).subscribe();
            connectionAccepted.countDown();
            return completed();
        }
    });
    HostAndPort proxyAddress = null;
    if (viaProxy) {
        // Dummy proxy helps to emulate old intermediate systems that do not support half-closed TCP connections
        proxyTunnel = new ProxyTunnel();
        proxyAddress = proxyTunnel.startProxy();
        serverBuilder.sslConfig(new ServerSslConfigBuilder(DefaultTestCerts::loadServerPem, DefaultTestCerts::loadServerKey).build());
    } else {
        proxyTunnel = null;
    }
    serverContext = serverBuilder.listenBlockingStreamingAndAwait((ctx, request, response) -> {
        serverReceivedRequest.countDown();
        response.addHeader(CONTENT_LENGTH, valueOf(RESPONSE_CONTENT.length()));
        serverSendResponse.await();
        try (HttpPayloadWriter<String> writer = response.sendMetaData(RAW_STRING_SERIALIZER)) {
            // Subscribe to the request payload body before response writer closes
            BlockingIterator<Buffer> iterator = request.payloadBody().iterator();
            // Consume request payload body asynchronously:
            ctx.executionContext().executor().submit(() -> {
                int receivedSize = 0;
                while (iterator.hasNext()) {
                    Buffer chunk = iterator.next();
                    assert chunk != null;
                    receivedSize += chunk.readableBytes();
                }
                serverReceivedRequestPayload.add(receivedSize);
            }).beforeOnError(cause -> {
                LOGGER.error("failure while reading request", cause);
                serverReceivedRequestPayload.add(-1);
            }).toFuture();
            serverSendResponsePayload.await();
            writer.write(RESPONSE_CONTENT);
        }
    });
    serverContext.onClose().whenFinally(serverContextClosed::countDown).subscribe();
    client = (viaProxy ? forSingleAddress(serverHostAndPort(serverContext)).proxyAddress(proxyAddress).sslConfig(new ClientSslConfigBuilder(DefaultTestCerts::loadServerCAPem).peerHost(serverPemHostname()).build()) : forResolvedAddress(serverContext.listenAddress())).protocols(protocol.config).executor(CLIENT_CTX.executor()).ioExecutor(CLIENT_CTX.ioExecutor()).executionStrategy(defaultStrategy()).enableWireLogging("servicetalk-tests-wire-logger", TRACE, Boolean.TRUE::booleanValue).appendConnectionFactoryFilter(ConnectionFactoryFilter.withStrategy(cf -> initiateClosureFromClient ? new OnClosingConnectionFactoryFilter<>(cf, onClosing) : cf, ExecutionStrategy.offloadNone())).buildStreaming();
    connection = client.reserveConnection(client.get("/")).toFuture().get();
    connection.onClose().whenFinally(clientConnectionClosed::countDown).subscribe();
    // wait until server accepts connection
    connectionAccepted.await();
    toClose = initiateClosureFromClient ? connection : serverContext;
}

Example 2 with CONTENT_LENGTH

use of io.servicetalk.http.api.HttpHeaderNames.CONTENT_LENGTH in project servicetalk by apple.

the class H2PriorKnowledgeFeatureParityTest method bindHttpEchoServer.

private InetSocketAddress bindHttpEchoServer(@Nullable StreamingHttpServiceFilterFactory filterFactory, @Nullable CountDownLatch connectionOnClosingLatch) throws Exception {
    HttpServerBuilder serverBuilder = HttpServers.forAddress(localAddress(0)).protocols(h2PriorKnowledge ? h2Default() : h1Default());
    if (filterFactory != null) {
        serverBuilder.appendServiceFilter(filterFactory);
    }
    if (connectionOnClosingLatch != null) {
        serverBuilder.appendConnectionAcceptorFilter(original -> new DelegatingConnectionAcceptor(original) {

            @Override
            public Completable accept(final ConnectionContext context) {
                ((NettyConnectionContext) context).onClosing().whenFinally(connectionOnClosingLatch::countDown).subscribe();
                return completed();
            }
        });
    }
    h1ServerContext = serverBuilder.listenStreaming((ctx, request, responseFactory) -> {
        StreamingHttpResponse resp;
        if (request.headers().contains(EXPECT, CONTINUE)) {
            if (request.headers().contains(EXPECT_FAIL_HEADER)) {
                return succeeded(responseFactory.expectationFailed());
            } else {
                resp = responseFactory.continueResponse();
            }
        } else {
            resp = responseFactory.ok();
        }
        resp = resp.transformMessageBody(pub -> pub.ignoreElements().merge(request.messageBody())).transform(new StatelessTrailersTransformer<>());
        CharSequence contentType = request.headers().get(CONTENT_TYPE);
        if (contentType != null) {
            resp.setHeader(CONTENT_TYPE, contentType);
        }
        CharSequence contentLength = request.headers().get(CONTENT_LENGTH);
        if (contentLength != null) {
            resp.setHeader(CONTENT_LENGTH, contentLength);
        }
        CharSequence transferEncoding = request.headers().get(TRANSFER_ENCODING);
        if (transferEncoding != null) {
            resp.setHeader(TRANSFER_ENCODING, transferEncoding);
        }
        resp.headers().set(COOKIE, request.headers().valuesIterator(COOKIE));
        return succeeded(resp);
    }).toFuture().get();
    return (InetSocketAddress) h1ServerContext.listenAddress();
}

Example 3 with CONTENT_LENGTH

use of io.servicetalk.http.api.HttpHeaderNames.CONTENT_LENGTH in project servicetalk by apple.

the class HttpConnectionEmptyPayloadTest method headRequestContentEmpty.

@Test
void headRequestContentEmpty() throws Exception {
    try (CompositeCloseable closeable = AsyncCloseables.newCompositeCloseable()) {
        final int expectedContentLength = 128;
        byte[] expectedPayload = new byte[expectedContentLength];
        ThreadLocalRandom.current().nextBytes(expectedPayload);
        ServerContext serverContext = closeable.merge(HttpServers.forAddress(localAddress(0)).ioExecutor(executionContextRule.ioExecutor()).executionStrategy(offloadNever()).listenStreamingAndAwait((ctx, req, factory) -> {
            StreamingHttpResponse resp = factory.ok().payloadBody(from(HEAD.equals(req.method()) ? EMPTY_BUFFER : ctx.executionContext().bufferAllocator().newBuffer(expectedContentLength).writeBytes(expectedPayload)));
            resp.addHeader(CONTENT_LENGTH, String.valueOf(expectedContentLength));
            return succeeded(resp);
        }));
        StreamingHttpClient client = closeable.merge(forResolvedAddress(serverHostAndPort(serverContext)).ioExecutor(executionContextRule.ioExecutor()).protocols(h1().maxPipelinedRequests(3).build()).executor(executionContextRule.executor()).executionStrategy(defaultStrategy()).buildStreaming());
        StreamingHttpConnection connection = closeable.merge(client.reserveConnection(client.get("/")).toFuture().get());
        // Request HEAD, GET, HEAD to verify that we can keep reading data despite a HEAD request providing a hint
        // about content-length (and not actually providing the content).
        Single<StreamingHttpResponse> response1Single = connection.request(connection.newRequest(HEAD, "/"));
        Single<StreamingHttpResponse> response2Single = connection.request(connection.get("/"));
        Single<StreamingHttpResponse> response3Single = connection.request(connection.newRequest(HEAD, "/"));
        StreamingHttpResponse response = awaitIndefinitelyNonNull(response1Single);
        assertEquals(OK, response.status());
        CharSequence contentLength = response.headers().get(CONTENT_LENGTH);
        assertNotNull(contentLength);
        assertEquals(expectedContentLength, parseInt(contentLength.toString()));
        // Drain the current response content so we will be able to read the next response.
        response.messageBody().ignoreElements().toFuture().get();
        response = awaitIndefinitelyNonNull(response2Single);
        assertEquals(OK, response.status());
        contentLength = response.headers().get(CONTENT_LENGTH);
        assertNotNull(contentLength);
        assertEquals(expectedContentLength, parseInt(contentLength.toString()));
        Buffer buffer = awaitIndefinitelyNonNull(response.payloadBody().collect(() -> connection.connectionContext().executionContext().bufferAllocator().newBuffer(), Buffer::writeBytes));
        byte[] actualBytes = new byte[buffer.readableBytes()];
        buffer.readBytes(actualBytes);
        assertArrayEquals(expectedPayload, actualBytes);
        response = awaitIndefinitelyNonNull(response3Single);
        assertEquals(OK, response.status());
        contentLength = response.headers().get(CONTENT_LENGTH);
        assertNotNull(contentLength);
        assertEquals(expectedContentLength, parseInt(contentLength.toString()));
        response.messageBody().ignoreElements().toFuture().get();
    }
}

Example 4 with CONTENT_LENGTH

use of io.servicetalk.http.api.HttpHeaderNames.CONTENT_LENGTH in project servicetalk by apple.

the class TestServiceStreaming method newEchoResponse.

private static StreamingHttpResponse newEchoResponse(final StreamingHttpRequest req, final StreamingHttpResponseFactory factory) {
    final StreamingHttpResponse response = factory.ok().version(req.version()).transformMessageBody(pub -> pub.ignoreElements().merge(req.messageBody())).transform(new StatelessTrailersTransformer<>());
    final CharSequence contentLength = req.headers().get(CONTENT_LENGTH);
    if (contentLength != null) {
        response.addHeader(CONTENT_LENGTH, contentLength);
    }
    final CharSequence contentType = req.headers().get(CONTENT_TYPE);
    if (contentType != null) {
        response.addHeader(CONTENT_TYPE, contentType);
    }
    final CharSequence transferEncoding = req.headers().get(TRANSFER_ENCODING);
    if (transferEncoding != null) {
        response.addHeader(TRANSFER_ENCODING, transferEncoding);
    }
    return response;
}

Example 5 with CONTENT_LENGTH

use of io.servicetalk.http.api.HttpHeaderNames.CONTENT_LENGTH in project servicetalk by apple.

the class DefaultContainerResponseWriter method sendResponse.

private void sendResponse(final long contentLength, @Nullable final Publisher<Buffer> content, final ContainerResponse containerResponse) {
    final HttpResponseStatus status = getStatus(containerResponse);
    final StreamingHttpResponse response;
    if (content != null && !isHeadRequest()) {
        final HttpExecutionStrategy executionStrategy = getResponseExecutionStrategy(request);
        // TODO(scott): use request factory methods that accept a payload body to avoid overhead of payloadBody.
        final Publisher<Buffer> payloadBody = (executionStrategy != null && executionStrategy.isSendOffloaded() ? content.subscribeOn(serviceCtx.executionContext().executor(), IoThreadFactory.IoThread::currentThreadIsIoThread) : content).beforeCancel(// Cleanup internal state if server cancels response body
        this::cancelResponse);
        response = responseFactory.newResponse(status).version(protocolVersion).payloadBody(payloadBody);
    } else {
        response = responseFactory.newResponse(status).version(protocolVersion);
    }
    final HttpHeaders headers = response.headers();
    // If we use HTTP/2 protocol all headers MUST be in lower case
    final boolean isH2 = response.version().major() == 2;
    containerResponse.getHeaders().forEach((k, vs) -> vs.forEach(v -> {
        headers.add(isH2 ? k.toLowerCase() : k, v == null ? emptyAsciiString() : asCharSequence(v));
    }));
    if (!headers.contains(CONTENT_LENGTH)) {
        if (contentLength == UNKNOWN_RESPONSE_LENGTH) {
            // We can omit Transfer-Encoding for HEAD per https://tools.ietf.org/html/rfc7231#section-4.3.2
            if (!isHeadRequest() && !HTTP_1_0.equals(protocolVersion)) {
                headers.set(TRANSFER_ENCODING, CHUNKED);
            }
        } else {
            headers.set(CONTENT_LENGTH, contentLength == 0 ? ZERO : Long.toString(contentLength));
            headers.removeIgnoreCase(TRANSFER_ENCODING, CHUNKED);
        }
    }
    responseSubscriber.onSuccess(response);
}