Examples with StatelessTrailersTransformer io.servicetalk.http.api.StatelessTrailersTransformer used on opensource projects

Example 1 with StatelessTrailersTransformer

use of io.servicetalk.http.api.StatelessTrailersTransformer in project servicetalk by apple.

the class H2PriorKnowledgeFeatureParityTest method clientAllowDropTrailers.

private void clientAllowDropTrailers(boolean allowDrop, boolean serverAddTrailerHeader) throws Exception {
    String trailerName = "t1";
    String trailerValue = "v1";
    InetSocketAddress serverAddress = serverAddTrailerHeader ? bindHttpEchoServerWithTrailer(trailerName) : bindHttpEchoServer();
    try (StreamingHttpClient client = forSingleAddress(HostAndPort.of(serverAddress)).protocols(h2PriorKnowledge ? h2Default() : h1Default()).allowDropResponseTrailers(allowDrop).executionStrategy(clientExecutionStrategy).buildStreaming()) {
        StreamingHttpResponse response = client.request(client.get("/").transform(new StatelessTrailersTransformer<Buffer>() {

            @Override
            protected HttpHeaders payloadComplete(final HttpHeaders trailers) {
                trailers.add(trailerName, trailerValue);
                return trailers;
            }
        })).toFuture().get();
        SingleSource.Processor<HttpHeaders, HttpHeaders> trailersProcessor = Processors.newSingleProcessor();
        // intermediate Buffer transform may drop trailers
        response.transformPayloadBody(buf -> buf).transform(new StatelessTrailersTransformer<Buffer>() {

            @Override
            protected HttpHeaders payloadComplete(final HttpHeaders trailers) {
                trailersProcessor.onSuccess(trailers);
                return trailers;
            }
        }).messageBody().ignoreElements().toFuture().get();
        HttpHeaders responseTrailers = fromSource(trailersProcessor).toFuture().get();
        if (allowDrop && !serverAddTrailerHeader) {
            assertFalse(responseTrailers.contains(trailerName));
        } else {
            assertHeaderValue(responseTrailers, trailerName, trailerValue);
        }
    }
}

Example 2 with StatelessTrailersTransformer

use of io.servicetalk.http.api.StatelessTrailersTransformer in project servicetalk by apple.

the class H2PriorKnowledgeFeatureParityTest method serverAllowDropTrailers.

private void serverAllowDropTrailers(boolean allowDrop, boolean clientAddTrailerHeader) throws Exception {
    String trailerName = "t1";
    String trailerValue = "v1";
    SingleSource.Processor<HttpHeaders, HttpHeaders> trailersProcessor = Processors.newSingleProcessor();
    h1ServerContext = HttpServers.forAddress(localAddress(0)).protocols(h2PriorKnowledge ? h2Default() : h1Default()).allowDropRequestTrailers(allowDrop).listenStreamingAndAwait((ctx, request, responseFactory) -> succeeded(responseFactory.ok().payloadBody(// intermediate Buffer transform may drop trailers
    request.transformPayloadBody(buf -> buf).transform(new StatelessTrailersTransformer<Buffer>() {

        @Override
        protected HttpHeaders payloadComplete(final HttpHeaders trailers) {
            trailersProcessor.onSuccess(trailers);
            return trailers;
        }
    }).payloadBody())));
    InetSocketAddress serverAddress = (InetSocketAddress) h1ServerContext.listenAddress();
    try (BlockingHttpClient client = forSingleAddress(HostAndPort.of(serverAddress)).protocols(h2PriorKnowledge ? h2Default() : h1Default()).allowDropResponseTrailers(allowDrop).executionStrategy(clientExecutionStrategy).buildBlocking()) {
        HttpRequest request = client.get("/");
        if (clientAddTrailerHeader) {
            request.headers().add(TRAILER, trailerName);
        }
        request.trailers().add(trailerName, trailerValue);
        client.request(request);
        HttpHeaders requestTrailers = fromSource(trailersProcessor).toFuture().get();
        if (allowDrop && !clientAddTrailerHeader) {
            assertFalse(requestTrailers.contains(trailerName));
        } else {
            assertHeaderValue(requestTrailers, trailerName, trailerValue);
        }
    }
}

Example 3 with StatelessTrailersTransformer

use of io.servicetalk.http.api.StatelessTrailersTransformer 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 4 with StatelessTrailersTransformer

use of io.servicetalk.http.api.StatelessTrailersTransformer in project servicetalk by apple.

the class HttpLifecycleObserverTest method makeRequestAndAssertResponse.

private void makeRequestAndAssertResponse(String path, HttpProtocol protocol, HttpResponseStatus status, int contentLength) throws Exception {
    StreamingHttpClient client = streamingHttpClient();
    StreamingHttpRequest request = contentLength == 0 ? client.get(path) : client.post(path).payloadBody(Publisher.from(CONTENT.duplicate())).transform(// adds empty trailers
    new StatelessTrailersTransformer<>());
    StreamingHttpResponse response = client.request(request).toFuture().get();
    assertResponse(response, protocol.version, status, contentLength);
}

Example 5 with StatelessTrailersTransformer

use of io.servicetalk.http.api.StatelessTrailersTransformer 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;
}