Examples with ServerContext io.servicetalk.transport.api.ServerContext used on opensource projects

Example 1 with ServerContext

use of io.servicetalk.transport.api.ServerContext 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 ServerContext

use of io.servicetalk.transport.api.ServerContext in project servicetalk by apple.

the class HttpRequestEncoderTest method protocolPayloadEndOutboundShouldNotTriggerOnFailedFlush.

@Test
void protocolPayloadEndOutboundShouldNotTriggerOnFailedFlush() throws Exception {
    AtomicReference<CloseHandler> closeHandlerRef = new AtomicReference<>();
    try (CompositeCloseable resources = newCompositeCloseable()) {
        Processor serverCloseTrigger = newCompletableProcessor();
        CountDownLatch serverChannelLatch = new CountDownLatch(1);
        AtomicReference<Channel> serverChannelRef = new AtomicReference<>();
        ReadOnlyTcpServerConfig sConfig = new TcpServerConfig().asReadOnly();
        ServerContext serverContext = resources.prepend(TcpServerBinder.bind(localAddress(0), sConfig, false, SEC, null, (channel, observer) -> DefaultNettyConnection.initChannel(channel, SEC.bufferAllocator(), SEC.executor(), SEC.ioExecutor(), forPipelinedRequestResponse(false, channel.config()), defaultFlushStrategy(), null, new TcpServerChannelInitializer(sConfig, observer).andThen(channel2 -> {
            serverChannelRef.compareAndSet(null, channel2);
            serverChannelLatch.countDown();
        }), defaultStrategy(), mock(Protocol.class), observer, false, __ -> false), connection -> {
        }).toFuture().get());
        ReadOnlyHttpClientConfig cConfig = new HttpClientConfig().asReadOnly();
        assert cConfig.h1Config() != null;
        NettyConnection<Object, Object> conn = resources.prepend(TcpConnector.connect(null, serverHostAndPort(serverContext), cConfig.tcpConfig(), false, CEC, (channel, connectionObserver) -> {
            CloseHandler closeHandler = spy(forPipelinedRequestResponse(true, channel.config()));
            closeHandlerRef.compareAndSet(null, closeHandler);
            return DefaultNettyConnection.initChannel(channel, CEC.bufferAllocator(), CEC.executor(), CEC.ioExecutor(), closeHandler, defaultFlushStrategy(), null, new TcpClientChannelInitializer(cConfig.tcpConfig(), connectionObserver).andThen(new HttpClientChannelInitializer(getByteBufAllocator(CEC.bufferAllocator()), cConfig.h1Config(), closeHandler)).andThen(channel2 -> channel2.pipeline().addLast(new ChannelInboundHandlerAdapter() {

                @Override
                public void userEventTriggered(ChannelHandlerContext ctx, Object evt) {
                    // Propagate the user event in the pipeline before
                    // triggering the test condition.
                    ctx.fireUserEventTriggered(evt);
                    if (evt instanceof ChannelInputShutdownReadComplete) {
                        serverCloseTrigger.onComplete();
                    }
                }
            })), defaultStrategy(), HTTP_1_1, connectionObserver, true, __ -> false);
        }, NoopTransportObserver.INSTANCE).toFuture().get());
        // The server needs to wait to close the conneciton until after the client has established the connection.
        serverChannelLatch.await();
        Channel serverChannel = serverChannelRef.get();
        assertNotNull(serverChannel);
        assumeFalse(serverChannel instanceof NioSocketChannel, "Windows doesn't emit ChannelInputShutdownReadComplete. Investigation Required.");
        ((SocketChannel) serverChannel).config().setSoLinger(0);
        // Close and send RST concurrently with client write
        serverChannel.close();
        StreamingHttpRequest request = reqRespFactory.post("/closeme");
        fromSource(serverCloseTrigger).toFuture().get();
        Completable write = conn.write(from(request, allocator.fromAscii("Bye"), EmptyHttpHeaders.INSTANCE));
        assertThrows(ExecutionException.class, () -> write.toFuture().get());
        CloseHandler closeHandler = closeHandlerRef.get();
        assertNotNull(closeHandler);
        verify(closeHandler, never()).protocolPayloadEndOutbound(any(), any());
    }
}

Example 3 with ServerContext

use of io.servicetalk.transport.api.ServerContext in project servicetalk by apple.

the class HttpAuthConnectionFactoryClientTest method simulateAuth.

@Test
void simulateAuth() throws Exception {
    serverContext = forAddress(localAddress(0)).ioExecutor(CTX.ioExecutor()).executionStrategy(offloadNever()).listenStreamingAndAwait((ctx, request, factory) -> succeeded(newTestResponse(factory)));
    client = forSingleAddress(serverHostAndPort(serverContext)).appendConnectionFactoryFilter(TestHttpAuthConnectionFactory::new).ioExecutor(CTX.ioExecutor()).executionStrategy(offloadNever()).buildStreaming();
    StreamingHttpResponse response = client.request(newTestRequest(client, "/foo")).toFuture().get();
    assertEquals(OK, response.status());
}

Example 4 with ServerContext

use of io.servicetalk.transport.api.ServerContext in project servicetalk by apple.

the class HttpConnectionContextProtocolTest method testProtocol.

@ParameterizedTest
@EnumSource(Config.class)
void testProtocol(Config config) throws Exception {
    try (ServerContext serverContext = startServer(config);
        BlockingHttpClient client = newClient(serverContext, config);
        BlockingHttpConnection connection = client.reserveConnection(client.get("/"))) {
        assertThat("Client-side connection protocol does not match expected value", connection.connectionContext().protocol(), equalTo(config.expectedProtocol));
        assertThat("Server-side connection protocol does not match expected value", connection.request(connection.get("/")).payloadBody(textSerializerUtf8()), equalTo(config.expectedProtocol.name()));
    }
}

Example 5 with ServerContext

use of io.servicetalk.transport.api.ServerContext 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();
    }
}