H2IntegrationTest.java
/*
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.hc.core5.testing.nio;
import static org.hamcrest.MatcherAssert.assertThat;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.InterruptedIOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.InetSocketAddress;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Queue;
import java.util.StringTokenizer;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.LinkedBlockingDeque;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;
import org.apache.hc.core5.function.Supplier;
import org.apache.hc.core5.http.ContentType;
import org.apache.hc.core5.http.EndpointDetails;
import org.apache.hc.core5.http.EntityDetails;
import org.apache.hc.core5.http.Header;
import org.apache.hc.core5.http.HeaderElements;
import org.apache.hc.core5.http.HttpException;
import org.apache.hc.core5.http.HttpHeaders;
import org.apache.hc.core5.http.HttpHost;
import org.apache.hc.core5.http.HttpRequest;
import org.apache.hc.core5.http.HttpResponse;
import org.apache.hc.core5.http.HttpStatus;
import org.apache.hc.core5.http.Message;
import org.apache.hc.core5.http.Method;
import org.apache.hc.core5.http.ProtocolException;
import org.apache.hc.core5.http.URIScheme;
import org.apache.hc.core5.http.message.BasicHttpRequest;
import org.apache.hc.core5.http.nio.AsyncRequestConsumer;
import org.apache.hc.core5.http.nio.AsyncResponseProducer;
import org.apache.hc.core5.http.nio.AsyncServerExchangeHandler;
import org.apache.hc.core5.http.nio.AsyncServerRequestHandler;
import org.apache.hc.core5.http.nio.CapacityChannel;
import org.apache.hc.core5.http.nio.DataStreamChannel;
import org.apache.hc.core5.http.nio.ResponseChannel;
import org.apache.hc.core5.http.nio.entity.AsyncEntityProducers;
import org.apache.hc.core5.http.nio.entity.DigestingEntityConsumer;
import org.apache.hc.core5.http.nio.entity.DigestingEntityProducer;
import org.apache.hc.core5.http.nio.entity.DiscardingEntityConsumer;
import org.apache.hc.core5.http.nio.entity.StringAsyncEntityConsumer;
import org.apache.hc.core5.http.nio.entity.StringAsyncEntityProducer;
import org.apache.hc.core5.http.nio.support.AbstractAsyncPushHandler;
import org.apache.hc.core5.http.nio.support.AbstractServerExchangeHandler;
import org.apache.hc.core5.http.nio.support.AsyncResponseBuilder;
import org.apache.hc.core5.http.nio.support.BasicAsyncServerExpectationDecorator;
import org.apache.hc.core5.http.nio.support.BasicPushProducer;
import org.apache.hc.core5.http.nio.support.BasicRequestConsumer;
import org.apache.hc.core5.http.nio.support.BasicRequestProducer;
import org.apache.hc.core5.http.nio.support.BasicResponseConsumer;
import org.apache.hc.core5.http.nio.support.BasicResponseProducer;
import org.apache.hc.core5.http.nio.support.classic.AbstractClassicEntityConsumer;
import org.apache.hc.core5.http.nio.support.classic.AbstractClassicEntityProducer;
import org.apache.hc.core5.http.nio.support.classic.AbstractClassicServerExchangeHandler;
import org.apache.hc.core5.http.protocol.DefaultHttpProcessor;
import org.apache.hc.core5.http.protocol.HttpContext;
import org.apache.hc.core5.http.protocol.HttpCoreContext;
import org.apache.hc.core5.http2.H2Error;
import org.apache.hc.core5.http2.H2StreamResetException;
import org.apache.hc.core5.http2.config.H2Config;
import org.apache.hc.core5.http2.nio.command.PingCommand;
import org.apache.hc.core5.http2.nio.support.BasicPingHandler;
import org.apache.hc.core5.http2.protocol.H2RequestConnControl;
import org.apache.hc.core5.http2.protocol.H2RequestContent;
import org.apache.hc.core5.http2.protocol.H2RequestTargetHost;
import org.apache.hc.core5.reactor.Command;
import org.apache.hc.core5.reactor.IOSession;
import org.apache.hc.core5.testing.extension.nio.H2TestResources;
import org.apache.hc.core5.util.TextUtils;
import org.apache.hc.core5.util.Timeout;
import org.hamcrest.CoreMatchers;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.RegisterExtension;
abstract class H2IntegrationTest {
private static final Timeout TIMEOUT = Timeout.ofMinutes(1);
private static final Timeout LONG_TIMEOUT = Timeout.ofMinutes(2);
private final URIScheme scheme;
@RegisterExtension
private final H2TestResources resources;
public H2IntegrationTest(final URIScheme scheme) {
this.scheme = scheme;
this.resources = new H2TestResources(scheme, TIMEOUT);
}
@BeforeEach
void setup() {
resources.server().configure(H2Config.DEFAULT);
resources.client().configure(H2Config.DEFAULT);
}
private URI createRequestURI(final InetSocketAddress serverEndpoint, final String path) {
try {
return new URI(scheme.id, null, "localhost", serverEndpoint.getPort(), path, null, null);
} catch (final URISyntaxException e) {
throw new IllegalStateException();
}
}
@Test
void testSimpleGet() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/hello", () -> new SingleLineResponseHandler("Hi there"));
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final Queue<Future<Message<HttpResponse, String>>> queue = new LinkedList<>();
for (int i = 0; i < 10; i++) {
queue.add(streamEndpoint.execute(
new BasicRequestProducer(Method.GET, createRequestURI(serverEndpoint, "/hello")),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null));
}
while (!queue.isEmpty()) {
final Future<Message<HttpResponse, String>> future = queue.remove();
final Message<HttpResponse, String> result = future.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result);
final HttpResponse response = result.getHead();
final String entity = result.getBody();
Assertions.assertNotNull(response);
Assertions.assertEquals(200, response.getCode());
Assertions.assertEquals("Hi there", entity);
}
}
@Test
void testSimpleHead() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/hello", () -> new SingleLineResponseHandler("Hi there"));
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
for (int i = 0; i < 5; i++) {
final Future<Message<HttpResponse, String>> future = streamEndpoint.execute(
new BasicRequestProducer(Method.HEAD, createRequestURI(serverEndpoint, "/hello")),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Message<HttpResponse, String> result = future.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result);
final HttpResponse response1 = result.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(200, response1.getCode());
Assertions.assertNull(result.getBody());
}
}
@Test
void testLargeGet() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/", () -> new MultiLineResponseHandler("0123456789abcdef", 5000));
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(Method.GET, createRequestURI(serverEndpoint, "/"), null),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Future<Message<HttpResponse, String>> future2 = streamEndpoint.execute(
new BasicRequestProducer(Method.GET, createRequestURI(serverEndpoint, "/")),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer(512)), null);
final Message<HttpResponse, String> result1 = future1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(200, response1.getCode());
final String s1 = result1.getBody();
Assertions.assertNotNull(s1);
final StringTokenizer t1 = new StringTokenizer(s1, "\r\n");
while (t1.hasMoreTokens()) {
Assertions.assertEquals("0123456789abcdef", t1.nextToken());
}
final Message<HttpResponse, String> result2 = future2.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result2);
final HttpResponse response2 = result2.getHead();
Assertions.assertNotNull(response2);
Assertions.assertEquals(200, response2.getCode());
final String s2 = result2.getBody();
Assertions.assertNotNull(s2);
final StringTokenizer t2 = new StringTokenizer(s2, "\r\n");
while (t2.hasMoreTokens()) {
Assertions.assertEquals("0123456789abcdef", t2.nextToken());
}
}
@Test
void testBasicPost() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/hello", () -> new SingleLineResponseHandler("Hi back"));
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final Queue<Future<Message<HttpResponse, String>>> queue = new LinkedList<>();
for (int i = 0; i < 10; i++) {
final HttpRequest request = new BasicHttpRequest(Method.POST, createRequestURI(serverEndpoint, "/hello"));
queue.add(streamEndpoint.execute(
new BasicRequestProducer(request, new StringAsyncEntityProducer("Hi there", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null));
}
while (!queue.isEmpty()) {
final Future<Message<HttpResponse, String>> future = queue.remove();
final Message<HttpResponse, String> result = future.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result);
final HttpResponse response = result.getHead();
final String entity1 = result.getBody();
Assertions.assertNotNull(response);
Assertions.assertEquals(200, response.getCode());
Assertions.assertEquals("Hi back", entity1);
}
}
@Test
void testLargePost() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("*", () -> new EchoHandler(2048));
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(Method.POST, createRequestURI(serverEndpoint, "/echo"),
new MultiLineEntityProducer("0123456789abcdef", 5000)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Message<HttpResponse, String> result1 = future1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(200, response1.getCode());
final String s1 = result1.getBody();
Assertions.assertNotNull(s1);
final StringTokenizer t1 = new StringTokenizer(s1, "\r\n");
while (t1.hasMoreTokens()) {
Assertions.assertEquals("0123456789abcdef", t1.nextToken());
}
}
@Test
void testSlowResponseConsumer() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/", () -> new MultiLineResponseHandler("0123456789abcd", 3));
final InetSocketAddress serverEndpoint = server.start();
client.configure(H2Config.custom()
.setInitialWindowSize(16)
.build());
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(Method.GET, createRequestURI(serverEndpoint, "/"), null),
new BasicResponseConsumer<>(new AbstractClassicEntityConsumer<String>(16, Executors.newSingleThreadExecutor()) {
@Override
protected String consumeData(
final ContentType contentType, final InputStream inputStream) throws IOException {
final Charset charset = ContentType.getCharset(contentType, StandardCharsets.US_ASCII);
final StringBuilder buffer = new StringBuilder();
try {
final byte[] tmp = new byte[16];
int l;
while ((l = inputStream.read(tmp)) != -1) {
buffer.append(charset.decode(ByteBuffer.wrap(tmp, 0, l)));
Thread.sleep(500);
}
} catch (final InterruptedException ex) {
Thread.currentThread().interrupt();
throw new InterruptedIOException(ex.getMessage());
}
return buffer.toString();
}
}),
null);
final Message<HttpResponse, String> result1 = future1.get(LONG_TIMEOUT.getDuration(), LONG_TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(200, response1.getCode());
final String s1 = result1.getBody();
Assertions.assertNotNull(s1);
final StringTokenizer t1 = new StringTokenizer(s1, "\r\n");
while (t1.hasMoreTokens()) {
Assertions.assertEquals("0123456789abcd", t1.nextToken());
}
}
@Test
void testSlowRequestProducer() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("*", () -> new EchoHandler(2048));
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final HttpRequest request1 = new BasicHttpRequest(Method.POST, createRequestURI(serverEndpoint, "/echo"));
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(request1, new AbstractClassicEntityProducer(4096, ContentType.TEXT_PLAIN, Executors.newSingleThreadExecutor()) {
@Override
protected void produceData(final ContentType contentType, final OutputStream outputStream) throws IOException {
final Charset charset = ContentType.getCharset(contentType, StandardCharsets.US_ASCII);
try (BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(outputStream, charset))) {
for (int i = 0; i < 500; i++) {
if (i % 100 == 0) {
writer.flush();
Thread.sleep(500);
}
writer.write("0123456789abcdef\r\n");
}
} catch (final InterruptedException ex) {
Thread.currentThread().interrupt();
throw new InterruptedIOException(ex.getMessage());
}
}
}),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Message<HttpResponse, String> result1 = future1.get(LONG_TIMEOUT.getDuration(), LONG_TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(200, response1.getCode());
final String s1 = result1.getBody();
Assertions.assertNotNull(s1);
final StringTokenizer t1 = new StringTokenizer(s1, "\r\n");
while (t1.hasMoreTokens()) {
Assertions.assertEquals("0123456789abcdef", t1.nextToken());
}
}
@Test
void testSlowResponseProducer() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("*", () -> new AbstractClassicServerExchangeHandler(2048, Executors.newSingleThreadExecutor()) {
@Override
protected void handle(
final HttpRequest request,
final InputStream requestStream,
final HttpResponse response,
final OutputStream responseStream,
final HttpContext context) throws IOException, HttpException {
if (!"/hello".equals(request.getPath())) {
response.setCode(HttpStatus.SC_NOT_FOUND);
return;
}
if (!Method.POST.name().equalsIgnoreCase(request.getMethod())) {
response.setCode(HttpStatus.SC_NOT_IMPLEMENTED);
return;
}
if (requestStream == null) {
return;
}
final Header h1 = request.getFirstHeader(HttpHeaders.CONTENT_TYPE);
final ContentType contentType = h1 != null ? ContentType.parse(h1.getValue()) : null;
final Charset charset = ContentType.getCharset(contentType, StandardCharsets.US_ASCII);
response.setCode(HttpStatus.SC_OK);
response.setHeader(h1);
try (final BufferedReader reader = new BufferedReader(new InputStreamReader(requestStream, charset));
final BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(responseStream, charset))) {
try {
String l;
int count = 0;
while ((l = reader.readLine()) != null) {
writer.write(l);
writer.write("\r\n");
count++;
if (count % 500 == 0) {
Thread.sleep(500);
}
}
writer.flush();
} catch (final InterruptedException ex) {
Thread.currentThread().interrupt();
throw new InterruptedIOException(ex.getMessage());
}
}
}
});
final InetSocketAddress serverEndpoint = server.start();
client.configure(H2Config.custom()
.setInitialWindowSize(512)
.build());
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final HttpRequest request1 = new BasicHttpRequest(Method.POST, createRequestURI(serverEndpoint, "/hello"));
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(request1, new MultiLineEntityProducer("0123456789abcd", 2000)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Message<HttpResponse, String> result1 = future1.get(LONG_TIMEOUT.getDuration(), LONG_TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(200, response1.getCode());
final String s1 = result1.getBody();
Assertions.assertNotNull(s1);
final StringTokenizer t1 = new StringTokenizer(s1, "\r\n");
while (t1.hasMoreTokens()) {
Assertions.assertEquals("0123456789abcd", t1.nextToken());
}
}
@Test
void testPush() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/hello", () -> new MessageExchangeHandler<Void>(new DiscardingEntityConsumer<>()) {
@Override
protected void handle(
final Message<HttpRequest, Void> request,
final AsyncServerRequestHandler.ResponseTrigger responseTrigger,
final HttpContext context) throws IOException, HttpException {
responseTrigger.pushPromise(
new BasicHttpRequest(Method.GET, new HttpHost(scheme.id, "localhost"), "/stuff"),
context,
new BasicPushProducer(new MultiLineEntityProducer("Pushing lots of stuff", 500)));
responseTrigger.submitResponse(
AsyncResponseBuilder.create(HttpStatus.SC_OK).setEntity("Hi there", ContentType.TEXT_PLAIN).build(),
context);
}
});
final InetSocketAddress serverEndpoint = server.start();
client.configure(H2Config.custom()
.setPushEnabled(true)
.build());
client.start();
final BlockingQueue<Message<HttpResponse, String>> pushMessageQueue = new LinkedBlockingDeque<>();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(Method.GET, createRequestURI(serverEndpoint, "/hello")),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()),
(request, context) -> new AbstractAsyncPushHandler<Message<HttpResponse, String>>(new BasicResponseConsumer<>(new StringAsyncEntityConsumer())) {
@Override
protected void handleResponse(
final HttpRequest promise,
final Message<HttpResponse, String> responseMessage) throws IOException, HttpException {
try {
pushMessageQueue.put(responseMessage);
} catch (final InterruptedException ex) {
Thread.currentThread().interrupt();
throw new InterruptedIOException(ex.getMessage());
}
}
},
null,
null);
final Message<HttpResponse, String> result1 = future1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
final String entity1 = result1.getBody();
Assertions.assertNotNull(response1);
Assertions.assertEquals(200, response1.getCode());
Assertions.assertEquals("Hi there", entity1);
final Message<HttpResponse, String> result2 = pushMessageQueue.poll(5, TimeUnit.SECONDS);
Assertions.assertNotNull(result2);
final HttpResponse response2 = result2.getHead();
final String entity2 = result2.getBody();
Assertions.assertEquals(200, response2.getCode());
Assertions.assertNotNull(entity2);
final StringTokenizer t1 = new StringTokenizer(entity2, "\r\n");
while (t1.hasMoreTokens()) {
Assertions.assertEquals("Pushing lots of stuff", t1.nextToken());
}
}
@Test
void testPushRefused() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
final BlockingQueue<Exception> pushResultQueue = new LinkedBlockingDeque<>();
server.register("/hello", new Supplier<AsyncServerExchangeHandler>() {
@Override
public AsyncServerExchangeHandler get() {
return new MessageExchangeHandler<Void>(new DiscardingEntityConsumer<>()) {
@Override
protected void handle(
final Message<HttpRequest, Void> request,
final AsyncServerRequestHandler.ResponseTrigger responseTrigger,
final HttpContext context) throws IOException, HttpException {
responseTrigger.pushPromise(
new BasicHttpRequest(Method.GET, new HttpHost(scheme.id, "localhost"), "/stuff"),
context, new BasicPushProducer(AsyncEntityProducers.create("Pushing all sorts of stuff")) {
@Override
public void failed(final Exception cause) {
pushResultQueue.add(cause);
super.failed(cause);
}
});
responseTrigger.pushPromise(
new BasicHttpRequest(Method.GET, new HttpHost(scheme.id, "localhost"), "/more-stuff"),
context, new BasicPushProducer(new MultiLineEntityProducer("Pushing lots of stuff", 500)) {
@Override
public void failed(final Exception cause) {
pushResultQueue.add(cause);
super.failed(cause);
}
});
responseTrigger.submitResponse(
new BasicResponseProducer(HttpStatus.SC_OK, AsyncEntityProducers.create("Hi there")),
context);
}
};
}
});
final InetSocketAddress serverEndpoint = server.start();
client.configure(H2Config.custom()
.setPushEnabled(true)
.build());
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(Method.GET, createRequestURI(serverEndpoint, "/hello")),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Message<HttpResponse, String> result1 = future1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
final String entity1 = result1.getBody();
Assertions.assertNotNull(response1);
Assertions.assertEquals(200, response1.getCode());
Assertions.assertEquals("Hi there", entity1);
final Object result2 = pushResultQueue.poll(5, TimeUnit.SECONDS);
Assertions.assertNotNull(result2);
Assertions.assertTrue(result2 instanceof H2StreamResetException);
Assertions.assertEquals(H2Error.REFUSED_STREAM.getCode(), ((H2StreamResetException) result2).getCode());
final Object result3 = pushResultQueue.poll(5, TimeUnit.SECONDS);
Assertions.assertNotNull(result3);
Assertions.assertTrue(result3 instanceof H2StreamResetException);
Assertions.assertEquals(H2Error.REFUSED_STREAM.getCode(), ((H2StreamResetException) result3).getCode());
}
@Test
void testExcessOfConcurrentStreams() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/", () -> new MultiLineResponseHandler("0123456789abcdef", 2000));
server.configure(H2Config.custom()
.setMaxConcurrentStreams(20)
.build());
final InetSocketAddress serverEndpoint = server.start();
client.configure(H2Config.custom()
.setMaxConcurrentStreams(20)
.build());
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final Queue<Future<Message<HttpResponse, Void>>> queue = new LinkedList<>();
for (int i = 0; i < 2000; i++) {
final HttpRequest request1 = new BasicHttpRequest(Method.GET, createRequestURI(serverEndpoint, "/"));
final Future<Message<HttpResponse, Void>> future = streamEndpoint.execute(
new BasicRequestProducer(request1, null),
new BasicResponseConsumer<>(new DiscardingEntityConsumer<>()), null);
queue.add(future);
}
while (!queue.isEmpty()) {
final Future<Message<HttpResponse, Void>> future = queue.remove();
final Message<HttpResponse, Void> result = future.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result);
final HttpResponse response = result.getHead();
Assertions.assertNotNull(response);
Assertions.assertEquals(200, response.getCode());
}
}
@Test
void testExpectationFailed() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("*", () -> new MessageExchangeHandler<String>(new StringAsyncEntityConsumer()) {
@Override
protected void handle(
final Message<HttpRequest, String> request,
final AsyncServerRequestHandler.ResponseTrigger responseTrigger,
final HttpContext context) throws IOException, HttpException {
responseTrigger.submitResponse(new BasicResponseProducer(HttpStatus.SC_OK, "All is well"), context);
}
});
server.configure(handler -> new BasicAsyncServerExpectationDecorator(handler) {
@Override
protected AsyncResponseProducer verify(final HttpRequest request, final HttpContext context) throws IOException, HttpException {
final Header h = request.getFirstHeader("password");
if (h != null && "secret".equals(h.getValue())) {
return null;
} else {
return new BasicResponseProducer(HttpStatus.SC_UNAUTHORIZED, "You shall not pass");
}
}
});
server.configure(handler -> new BasicAsyncServerExpectationDecorator(handler) {
@Override
protected AsyncResponseProducer verify(final HttpRequest request, final HttpContext context) throws IOException, HttpException {
final Header h = request.getFirstHeader("password");
if (h != null && "secret".equals(h.getValue())) {
return null;
} else {
return new BasicResponseProducer(HttpStatus.SC_UNAUTHORIZED, "You shall not pass");
}
}
});
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final HttpRequest request1 = new BasicHttpRequest(Method.POST, createRequestURI(serverEndpoint, "/echo"));
request1.addHeader("password", "secret");
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(request1, new MultiLineEntityProducer("0123456789abcdef", 5000)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Message<HttpResponse, String> result1 = future1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(200, response1.getCode());
Assertions.assertNotNull("All is well", result1.getBody());
final HttpRequest request2 = new BasicHttpRequest(Method.POST, createRequestURI(serverEndpoint, "/echo"));
final Future<Message<HttpResponse, String>> future2 = streamEndpoint.execute(
new BasicRequestProducer(request2, new MultiLineEntityProducer("0123456789abcdef", 5000)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Message<HttpResponse, String> result2 = future2.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result2);
final HttpResponse response2 = result2.getHead();
Assertions.assertNotNull(response2);
Assertions.assertEquals(HttpStatus.SC_UNAUTHORIZED, response2.getCode());
Assertions.assertNotNull("You shall not pass", result2.getBody());
}
@Test
void testPrematureResponse() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("*", new Supplier<AsyncServerExchangeHandler>() {
@Override
public AsyncServerExchangeHandler get() {
return new AsyncServerExchangeHandler() {
private final AtomicReference<AsyncResponseProducer> responseProducer = new AtomicReference<>();
@Override
public void updateCapacity(final CapacityChannel capacityChannel) throws IOException {
capacityChannel.update(Integer.MAX_VALUE);
}
@Override
public void consume(final ByteBuffer src) throws IOException {
}
@Override
public void streamEnd(final List<? extends Header> trailers) throws HttpException, IOException {
}
@Override
public void handleRequest(
final HttpRequest request,
final EntityDetails entityDetails,
final ResponseChannel responseChannel,
final HttpContext context) throws HttpException, IOException {
final AsyncResponseProducer producer;
final Header h = request.getFirstHeader("password");
if (h != null && "secret".equals(h.getValue())) {
producer = new BasicResponseProducer(HttpStatus.SC_OK, "All is well");
} else {
producer = new BasicResponseProducer(HttpStatus.SC_UNAUTHORIZED, "You shall not pass");
}
responseProducer.set(producer);
producer.sendResponse(responseChannel, context);
}
@Override
public int available() {
final AsyncResponseProducer producer = this.responseProducer.get();
return producer.available();
}
@Override
public void produce(final DataStreamChannel channel) throws IOException {
final AsyncResponseProducer producer = this.responseProducer.get();
producer.produce(channel);
}
@Override
public void failed(final Exception cause) {
}
@Override
public void releaseResources() {
}
};
}
});
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final HttpRequest request1 = new BasicHttpRequest(Method.POST, createRequestURI(serverEndpoint, "/echo"));
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(request1, new MultiLineEntityProducer("0123456789abcdef", 5000)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Message<HttpResponse, String> result1 = future1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(HttpStatus.SC_UNAUTHORIZED, response1.getCode());
Assertions.assertNotNull("You shall not pass", result1.getBody());
}
@Test
void testMessageWithTrailers() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/hello", () -> new AbstractServerExchangeHandler<Message<HttpRequest, String>>() {
@Override
protected AsyncRequestConsumer<Message<HttpRequest, String>> supplyConsumer(
final HttpRequest request,
final EntityDetails entityDetails,
final HttpContext context) throws HttpException {
return new BasicRequestConsumer<>(entityDetails != null ? new StringAsyncEntityConsumer() : null);
}
@Override
protected void handle(
final Message<HttpRequest, String> requestMessage,
final AsyncServerRequestHandler.ResponseTrigger responseTrigger,
final HttpContext context) throws HttpException, IOException {
responseTrigger.submitResponse(new BasicResponseProducer(
HttpStatus.SC_OK,
new DigestingEntityProducer("MD5",
new StringAsyncEntityProducer("Hello back with some trailers"))), context);
}
});
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final HttpRequest request1 = new BasicHttpRequest(Method.GET, createRequestURI(serverEndpoint, "/hello"));
final DigestingEntityConsumer<String> entityConsumer = new DigestingEntityConsumer<>("MD5", new StringAsyncEntityConsumer());
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(request1, null),
new BasicResponseConsumer<>(entityConsumer), null);
final Message<HttpResponse, String> result1 = future1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(200, response1.getCode());
Assertions.assertEquals("Hello back with some trailers", result1.getBody());
final List<Header> trailers = entityConsumer.getTrailers();
Assertions.assertNotNull(trailers);
Assertions.assertEquals(2, trailers.size());
final Map<String, String> map = new HashMap<>();
for (final Header header: trailers) {
map.put(TextUtils.toLowerCase(header.getName()), header.getValue());
}
final String digest = TextUtils.toHexString(entityConsumer.getDigest());
Assertions.assertEquals("MD5", map.get("digest-algo"));
Assertions.assertEquals(digest, map.get("digest"));
}
@Test
void testConnectionPing() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/hello", () -> new SingleLineResponseHandler("Hi there"));
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final int n = 10;
final CountDownLatch latch = new CountDownLatch(n);
final AtomicInteger count = new AtomicInteger(0);
for (int i = 0; i < n; i++) {
streamEndpoint.execute(
new BasicRequestProducer(Method.GET, createRequestURI(serverEndpoint, "/hello")),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
streamEndpoint.execute(new PingCommand(new BasicPingHandler(result -> {
if (result) {
count.incrementAndGet();
}
latch.countDown();
})), Command.Priority.NORMAL);
}
Assertions.assertTrue(latch.await(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit()));
Assertions.assertEquals(n, count.get());
}
@Test
void testRequestWithInvalidConnectionHeader() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/hello", () -> new SingleLineResponseHandler("Hi there"));
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<IOSession> sessionFuture = client.requestSession(new HttpHost("localhost", serverEndpoint.getPort()), TIMEOUT, null);
final IOSession session = sessionFuture.get();
try (final ClientSessionEndpoint streamEndpoint = new ClientSessionEndpoint(session)) {
final HttpRequest request = new BasicHttpRequest(Method.GET, createRequestURI(serverEndpoint, "/hello"));
request.addHeader(HttpHeaders.CONNECTION, HeaderElements.CLOSE);
final HttpCoreContext context = HttpCoreContext.create();
final Future<Message<HttpResponse, String>> future = streamEndpoint.execute(
new BasicRequestProducer(request, null),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()),
context, null);
final ExecutionException exception = Assertions.assertThrows(ExecutionException.class, () ->
future.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit()));
assertThat(exception.getCause(), CoreMatchers.instanceOf(ProtocolException.class));
final EndpointDetails endpointDetails = context.getEndpointDetails();
assertThat(endpointDetails.getRequestCount(), CoreMatchers.equalTo(0L));
}
}
@Test
void testHeaderTooLarge() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/hello", () -> new SingleLineResponseHandler("Hi there"));
server.configure(H2Config.custom()
.setMaxHeaderListSize(100)
.build());
final InetSocketAddress serverEndpoint = server.start();
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final HttpRequest request1 = new BasicHttpRequest(Method.GET, createRequestURI(serverEndpoint, "/hello"));
request1.setHeader("big-f-header", "1234567890123456789012345678901234567890123456789012345678901234567890" +
"1234567890123456789012345678901234567890");
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(request1, null),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Message<HttpResponse, String> result1 = future1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(431, response1.getCode());
Assertions.assertEquals("Maximum header list size exceeded", result1.getBody());
}
@Test
void testHeaderTooLargePost() throws Exception {
final H2TestServer server = resources.server();
final H2TestClient client = resources.client();
server.register("/hello", () -> new SingleLineResponseHandler("Hi there"));
server.configure(H2Config.custom()
.setMaxHeaderListSize(100)
.build());
final InetSocketAddress serverEndpoint = server.start();
client.configure(
new DefaultHttpProcessor(H2RequestContent.INSTANCE, H2RequestTargetHost.INSTANCE, H2RequestConnControl.INSTANCE));
client.start();
final Future<ClientSessionEndpoint> connectFuture = client.connect(
"localhost", serverEndpoint.getPort(), TIMEOUT);
final ClientSessionEndpoint streamEndpoint = connectFuture.get();
final HttpRequest request1 = new BasicHttpRequest(Method.POST, createRequestURI(serverEndpoint, "/hello"));
request1.setHeader("big-f-header", "1234567890123456789012345678901234567890123456789012345678901234567890" +
"1234567890123456789012345678901234567890");
final byte[] b = new byte[2048];
for (int i = 0; i < b.length; i++) {
b[i] = (byte) ('a' + i % 10);
}
final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(
new BasicRequestProducer(request1, AsyncEntityProducers.create(b, ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), null);
final Message<HttpResponse, String> result1 = future1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
Assertions.assertNotNull(result1);
final HttpResponse response1 = result1.getHead();
Assertions.assertNotNull(response1);
Assertions.assertEquals(431, response1.getCode());
Assertions.assertEquals("Maximum header list size exceeded", result1.getBody());
}
}