russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
281 lines
11 KiB
Java
281 lines
11 KiB
Java
/*
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* Copyright (c) 2023, 2026, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import jdk.httpclient.test.lib.common.HttpServerAdapters;
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import jdk.httpclient.test.lib.http3.Http3TestServer;
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import jdk.test.lib.net.SimpleSSLContext;
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import javax.net.ssl.SSLContext;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.net.URI;
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import java.net.http.HttpClient;
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import java.net.http.HttpClient.Version;
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import java.net.http.HttpRequest;
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import java.net.http.HttpRequest.Builder;
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import java.net.http.HttpResponse;
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import java.net.http.HttpResponse.BodyHandlers;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ConcurrentMap;
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import java.util.concurrent.Executor;
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import java.util.concurrent.Executors;
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import java.util.concurrent.atomic.AtomicLong;
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import java.util.concurrent.atomic.AtomicReference;
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import static java.lang.System.out;
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import static java.net.http.HttpClient.Version.HTTP_3;
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import static java.net.http.HttpOption.Http3DiscoveryMode.HTTP_3_URI_ONLY;
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import static java.net.http.HttpOption.H3_DISCOVERY;
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import org.junit.jupiter.api.AfterAll;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import org.junit.jupiter.api.Assumptions;
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import org.junit.jupiter.api.BeforeAll;
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import org.junit.jupiter.api.extension.BeforeEachCallback;
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import org.junit.jupiter.api.extension.ExtensionContext;
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import org.junit.jupiter.api.extension.RegisterExtension;
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import org.junit.jupiter.api.extension.TestWatcher;
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import org.junit.jupiter.params.ParameterizedTest;
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import org.junit.jupiter.params.provider.MethodSource;
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/*
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* @test
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* @library /test/lib /test/jdk/java/net/httpclient/lib
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* @build jdk.test.lib.net.SimpleSSLContext
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* jdk.httpclient.test.lib.common.HttpServerAdapters
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* jdk.httpclient.test.lib.quic.QuicStandaloneServer
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* @run junit/othervm/timeout=480 -Djdk.internal.httpclient.debug=true
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* -Djdk.httpclient.HttpClient.log=requests,responses,errors
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* -Djavax.net.debug=all
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* H3DataLimitsTest
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* @summary Verify handling of MAX_DATA / MAX_STREAM_DATA frames
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*/
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public class H3DataLimitsTest implements HttpServerAdapters {
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private static final SSLContext sslContext = SimpleSSLContext.findSSLContext();
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private static HttpTestServer h3TestServer;
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private static String h3URI;
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static final Executor executor = new TestExecutor(Executors.newCachedThreadPool());
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static final ConcurrentMap<String, Throwable> FAILURES = new ConcurrentHashMap<>();
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static volatile boolean tasksFailed;
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static final AtomicLong serverCount = new AtomicLong();
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static final AtomicLong clientCount = new AtomicLong();
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static final long start = System.nanoTime();
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public static String now() {
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long now = System.nanoTime() - start;
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long secs = now / 1000_000_000;
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long mill = (now % 1000_000_000) / 1000_000;
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long nan = now % 1000_000;
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return String.format("[%d s, %d ms, %d ns] ", secs, mill, nan);
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}
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static class TestExecutor implements Executor {
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final AtomicLong tasks = new AtomicLong();
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Executor executor;
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TestExecutor(Executor executor) {
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this.executor = executor;
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}
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@java.lang.Override
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public void execute(Runnable command) {
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long id = tasks.incrementAndGet();
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executor.execute(() -> {
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try {
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command.run();
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} catch (Throwable t) {
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tasksFailed = true;
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System.out.printf(now() + "Task %s failed: %s%n", id, t);
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System.err.printf(now() + "Task %s failed: %s%n", id, t);
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FAILURES.putIfAbsent("Task " + id, t);
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throw t;
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}
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});
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}
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}
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private static boolean stopAfterFirstFailure() {
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return Boolean.getBoolean("jdk.internal.httpclient.debug");
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}
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static final class TestStopper implements TestWatcher, BeforeEachCallback {
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final AtomicReference<String> failed = new AtomicReference<>();
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TestStopper() { }
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@Override
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public void testFailed(ExtensionContext context, Throwable cause) {
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if (stopAfterFirstFailure()) {
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String msg = "Aborting due to: " + cause;
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failed.compareAndSet(null, msg);
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FAILURES.putIfAbsent(context.getDisplayName(), cause);
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System.out.printf("%nTEST FAILED: %s%s%n\tAborting due to %s%n%n",
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now(), context.getDisplayName(), cause);
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System.err.printf("%nTEST FAILED: %s%s%n\tAborting due to %s%n%n",
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now(), context.getDisplayName(), cause);
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}
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}
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@Override
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public void beforeEach(ExtensionContext context) {
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String msg = failed.get();
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Assumptions.assumeTrue(msg == null, msg);
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}
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}
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@RegisterExtension
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static final TestStopper stopper = new TestStopper();
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@AfterAll
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static void printFailedTests() {
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out.println("\n=========================");
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try {
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out.printf("%n%sCreated %d servers and %d clients%n",
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now(), serverCount.get(), clientCount.get());
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if (FAILURES.isEmpty()) return;
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out.println("Failed tests: ");
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FAILURES.forEach((key, value) -> {
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out.printf("\t%s: %s%n", key, value);
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value.printStackTrace(out);
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value.printStackTrace();
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});
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if (tasksFailed) {
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System.out.println("WARNING: Some tasks failed");
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}
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} finally {
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out.println("\n=========================\n");
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}
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}
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public static Object[][] versions() {
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return new Object[][] {{h3URI}};
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}
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private HttpClient makeNewClient() {
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clientCount.incrementAndGet();
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HttpClient client = newClientBuilderForH3()
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.version(Version.HTTP_3)
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.proxy(HttpClient.Builder.NO_PROXY)
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.executor(executor)
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.sslContext(sslContext)
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.build();
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return client;
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}
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@ParameterizedTest
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@MethodSource("versions")
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public void testHugeResponse(final String h3URI) throws Exception {
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HttpClient client = makeNewClient();
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URI uri = URI.create(h3URI + "?16000000");
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Builder builder = HttpRequest.newBuilder(uri)
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.version(HTTP_3)
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.setOption(H3_DISCOVERY, HTTP_3_URI_ONLY)
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.GET();
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HttpRequest request = builder.build();
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HttpResponse<String> response = client.send(request, BodyHandlers.ofString());
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out.println("Response #1: " + response);
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out.println("Version #1: " + response.version());
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assertEquals(200, response.statusCode(), "first response status");
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assertEquals(HTTP_3, response.version(), "first response version");
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response = client.send(request, BodyHandlers.ofString());
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out.println("Response #2: " + response);
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out.println("Version #2: " + response.version());
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assertEquals(200, response.statusCode(), "second response status");
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assertEquals(HTTP_3, response.version(), "second response version");
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}
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@ParameterizedTest
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@MethodSource("versions")
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public void testManySmallResponses(final String h3URI) throws Exception {
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HttpClient client = makeNewClient();
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URI uri = URI.create(h3URI + "?160000");
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Builder builder = HttpRequest.newBuilder(uri)
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.version(HTTP_3)
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.setOption(H3_DISCOVERY, HTTP_3_URI_ONLY)
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.GET();
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HttpRequest request = builder.build();
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for (int i=0; i<102; i++) { // more than 100 to exercise MAX_STREAMS
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HttpResponse<String> response = client.send(request, BodyHandlers.ofString());
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out.println("Response #" + i + ": " + response);
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out.println("Version #" + i + ": " + response.version());
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assertEquals(200, response.statusCode(), "response status");
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assertEquals(HTTP_3, response.version(), "response version");
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}
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}
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@BeforeAll
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public static void setup() throws Exception {
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// An HTTP/3 server that only supports HTTP/3
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h3TestServer = HttpTestServer.of(new Http3TestServer(sslContext));
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final HttpTestHandler h3Handler = new Handler();
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h3TestServer.addHandler(h3Handler, "/h3/testH3/");
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h3URI = "https://" + h3TestServer.serverAuthority() + "/h3/testH3/x";
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serverCount.addAndGet(1);
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h3TestServer.start();
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}
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@AfterAll
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public static void teardown() throws Exception {
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System.err.println("=======================================================");
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System.err.println(" Tearing down test");
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System.err.println("=======================================================");
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h3TestServer.stop();
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}
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static class Handler implements HttpTestHandler {
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public Handler() {}
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volatile int invocation = 0;
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@java.lang.Override
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public void handle(HttpTestExchange t)
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throws IOException {
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try {
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URI uri = t.getRequestURI();
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System.err.printf("Handler received request for %s\n", uri);
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try (InputStream is = t.getRequestBody()) {
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is.readAllBytes();
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}
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System.out.println("Query: "+uri.getQuery());
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int bytesToProduce = Integer.parseInt(uri.getQuery());
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if ((invocation++ % 2) == 1) {
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System.err.printf("Server sending %d - chunked\n", 200);
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t.sendResponseHeaders(200, -1);
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} else {
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System.err.printf("Server sending %d - 0 length\n", 200);
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t.sendResponseHeaders(200, bytesToProduce);
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}
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try (OutputStream os = t.getResponseBody()) {
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os.write(new byte[bytesToProduce]);
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}
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} catch (Throwable e) {
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e.printStackTrace(System.err);
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throw new IOException(e);
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}
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}
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}
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}
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