H2CoreTransportMultiplexingTest.java
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package org.apache.hc.core5.testing.nio;
import static org.hamcrest.MatcherAssert.assertThat;
import java.net.InetSocketAddress;
import java.util.LinkedList;
import java.util.Queue;
import java.util.Random;
import java.util.concurrent.Future;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import org.apache.hc.core5.concurrent.Cancellable;
import org.apache.hc.core5.concurrent.CountDownLatchFutureCallback;
import org.apache.hc.core5.function.Supplier;
import org.apache.hc.core5.http.ContentType;
import org.apache.hc.core5.http.HttpHost;
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.URIScheme;
import org.apache.hc.core5.http.impl.bootstrap.HttpAsyncServer;
import org.apache.hc.core5.http.impl.routing.RequestRouter;
import org.apache.hc.core5.http.nio.AsyncServerExchangeHandler;
import org.apache.hc.core5.http.nio.entity.AsyncEntityProducers;
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.BasicClientExchangeHandler;
import org.apache.hc.core5.http.nio.support.BasicRequestProducer;
import org.apache.hc.core5.http.nio.support.BasicResponseConsumer;
import org.apache.hc.core5.http.protocol.HttpCoreContext;
import org.apache.hc.core5.http2.HttpVersionPolicy;
import org.apache.hc.core5.http2.impl.nio.bootstrap.H2MultiplexingRequester;
import org.apache.hc.core5.http2.ssl.H2ClientTlsStrategy;
import org.apache.hc.core5.http2.ssl.H2ServerTlsStrategy;
import org.apache.hc.core5.reactor.IOReactorConfig;
import org.apache.hc.core5.reactor.ListenerEndpoint;
import org.apache.hc.core5.testing.SSLTestContexts;
import org.apache.hc.core5.testing.extension.nio.H2AsyncServerResource;
import org.apache.hc.core5.testing.extension.nio.H2MultiplexingRequesterResource;
import org.apache.hc.core5.util.TimeValue;
import org.apache.hc.core5.util.Timeout;
import org.hamcrest.CoreMatchers;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.RegisterExtension;
abstract class H2CoreTransportMultiplexingTest {
private static final Timeout TIMEOUT = Timeout.ofMinutes(1);
private final URIScheme scheme;
@RegisterExtension
private final H2AsyncServerResource serverResource;
@RegisterExtension
private final H2MultiplexingRequesterResource clientResource;
public H2CoreTransportMultiplexingTest(final URIScheme scheme) {
this.scheme = scheme;
this.serverResource = new H2AsyncServerResource();
this.serverResource.configure(bootstrap -> bootstrap
.setVersionPolicy(HttpVersionPolicy.FORCE_HTTP_2)
.setTlsStrategy(new H2ServerTlsStrategy(SSLTestContexts.createServerSSLContext()))
.setIOReactorConfig(
IOReactorConfig.custom()
.setSoTimeout(TIMEOUT)
.build())
.setRequestRouter(RequestRouter.<Supplier<AsyncServerExchangeHandler>>builder()
.addRoute(RequestRouter.LOCAL_AUTHORITY, "*", () -> new EchoHandler(2048))
.resolveAuthority(RequestRouter.LOCAL_AUTHORITY_RESOLVER)
.build())
);
this.clientResource = new H2MultiplexingRequesterResource();
this.clientResource.configure(bootstrap -> bootstrap
.setTlsStrategy(new H2ClientTlsStrategy(SSLTestContexts.createClientSSLContext()))
.setIOReactorConfig(IOReactorConfig.custom()
.setSoTimeout(TIMEOUT)
.build())
);
}
@Test
void testSequentialRequests() throws Exception {
final HttpAsyncServer server = serverResource.start();
final Future<ListenerEndpoint> future = server.listen(new InetSocketAddress(0), scheme);
final ListenerEndpoint listener = future.get();
final InetSocketAddress address = (InetSocketAddress) listener.getAddress();
final H2MultiplexingRequester requester = clientResource.start();
final HttpHost target = new HttpHost(scheme.id, "localhost", address.getPort());
final Future<Message<HttpResponse, String>> resultFuture1 = requester.execute(
new BasicRequestProducer(Method.POST, target, "/stuff",
new StringAsyncEntityProducer("some stuff", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), TIMEOUT, null);
final Message<HttpResponse, String> message1 = resultFuture1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
assertThat(message1, CoreMatchers.notNullValue());
final HttpResponse response1 = message1.getHead();
assertThat(response1.getCode(), CoreMatchers.equalTo(HttpStatus.SC_OK));
final String body1 = message1.getBody();
assertThat(body1, CoreMatchers.equalTo("some stuff"));
final Future<Message<HttpResponse, String>> resultFuture2 = requester.execute(
new BasicRequestProducer(Method.POST, target, "/other-stuff",
new StringAsyncEntityProducer("some other stuff", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), TIMEOUT, null);
final Message<HttpResponse, String> message2 = resultFuture2.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
assertThat(message2, CoreMatchers.notNullValue());
final HttpResponse response2 = message2.getHead();
assertThat(response2.getCode(), CoreMatchers.equalTo(HttpStatus.SC_OK));
final String body2 = message2.getBody();
assertThat(body2, CoreMatchers.equalTo("some other stuff"));
final Future<Message<HttpResponse, String>> resultFuture3 = requester.execute(
new BasicRequestProducer(Method.POST, target, "/more-stuff",
new StringAsyncEntityProducer("some more stuff", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), TIMEOUT, null);
final Message<HttpResponse, String> message3 = resultFuture3.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
assertThat(message3, CoreMatchers.notNullValue());
final HttpResponse response3 = message3.getHead();
assertThat(response3.getCode(), CoreMatchers.equalTo(HttpStatus.SC_OK));
final String body3 = message3.getBody();
assertThat(body3, CoreMatchers.equalTo("some more stuff"));
}
@Test
void testLargeRequest() throws Exception {
final HttpAsyncServer server = serverResource.start();
final Future<ListenerEndpoint> future = server.listen(new InetSocketAddress(0), scheme);
final ListenerEndpoint listener = future.get();
final InetSocketAddress address = (InetSocketAddress) listener.getAddress();
final H2MultiplexingRequester requester = clientResource.start();
final HttpHost target = new HttpHost(scheme.id, "localhost", address.getPort());
final String content = IntStream.range(0, 1000).mapToObj(i -> "a lot of stuff").collect(Collectors.joining(" "));
final Future<Message<HttpResponse, String>> resultFuture = requester.execute(
new BasicRequestProducer(Method.POST, target, "/a-lot-of-stuff", AsyncEntityProducers.create(content, ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), TIMEOUT, null);
final Message<HttpResponse, String> message = resultFuture.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
assertThat(message, CoreMatchers.notNullValue());
final HttpResponse response = message.getHead();
assertThat(response.getCode(), CoreMatchers.equalTo(HttpStatus.SC_OK));
final String body = message.getBody();
assertThat(body, CoreMatchers.equalTo(content));
}
@Test
void testMultiplexedRequests() throws Exception {
final HttpAsyncServer server = serverResource.start();
final Future<ListenerEndpoint> future = server.listen(new InetSocketAddress(0), scheme);
final ListenerEndpoint listener = future.get();
final InetSocketAddress address = (InetSocketAddress) listener.getAddress();
final H2MultiplexingRequester requester = clientResource.start();
final HttpHost target = new HttpHost(scheme.id, "localhost", address.getPort());
final Queue<Future<Message<HttpResponse, String>>> queue = new LinkedList<>();
queue.add(requester.execute(
new BasicRequestProducer(Method.POST, target, "/stuff",
new StringAsyncEntityProducer("some stuff", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), TIMEOUT, null));
queue.add(requester.execute(
new BasicRequestProducer(Method.POST, target, "/other-stuff",
new StringAsyncEntityProducer("some other stuff", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), TIMEOUT, null));
queue.add(requester.execute(
new BasicRequestProducer(Method.POST, target, "/more-stuff",
new StringAsyncEntityProducer("some more stuff", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), TIMEOUT, null));
while (!queue.isEmpty()) {
final Future<Message<HttpResponse, String>> resultFuture = queue.remove();
final Message<HttpResponse, String> message = resultFuture.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
assertThat(message, CoreMatchers.notNullValue());
final HttpResponse response = message.getHead();
assertThat(response.getCode(), CoreMatchers.equalTo(HttpStatus.SC_OK));
final String body = message.getBody();
assertThat(body, CoreMatchers.containsString("stuff"));
}
}
@Test
void testValidityCheck() throws Exception {
final HttpAsyncServer server = serverResource.start();
final Future<ListenerEndpoint> future = server.listen(new InetSocketAddress(0), scheme);
final ListenerEndpoint listener = future.get();
final InetSocketAddress address = (InetSocketAddress) listener.getAddress();
final H2MultiplexingRequester requester = clientResource.start();
requester.setValidateAfterInactivity(TimeValue.ofMilliseconds(10));
final HttpHost target = new HttpHost(scheme.id, "localhost", address.getPort());
final Future<Message<HttpResponse, String>> resultFuture1 = requester.execute(
new BasicRequestProducer(Method.POST, target, "/stuff",
new StringAsyncEntityProducer("some stuff", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), TIMEOUT, null);
final Message<HttpResponse, String> message1 = resultFuture1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
assertThat(message1, CoreMatchers.notNullValue());
final HttpResponse response1 = message1.getHead();
assertThat(response1.getCode(), CoreMatchers.equalTo(HttpStatus.SC_OK));
final String body1 = message1.getBody();
assertThat(body1, CoreMatchers.equalTo("some stuff"));
Thread.sleep(100);
final Future<Message<HttpResponse, String>> resultFuture2 = requester.execute(
new BasicRequestProducer(Method.POST, target, "/other-stuff",
new StringAsyncEntityProducer("some other stuff", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), TIMEOUT, null);
final Message<HttpResponse, String> message2 = resultFuture2.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
assertThat(message2, CoreMatchers.notNullValue());
final HttpResponse response2 = message2.getHead();
assertThat(response2.getCode(), CoreMatchers.equalTo(HttpStatus.SC_OK));
final String body2 = message2.getBody();
assertThat(body2, CoreMatchers.equalTo("some other stuff"));
Thread.sleep(100);
final Future<Message<HttpResponse, String>> resultFuture3 = requester.execute(
new BasicRequestProducer(Method.POST, target, "/more-stuff",
new StringAsyncEntityProducer("some more stuff", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), TIMEOUT, null);
final Message<HttpResponse, String> message3 = resultFuture3.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit());
assertThat(message3, CoreMatchers.notNullValue());
final HttpResponse response3 = message3.getHead();
assertThat(response3.getCode(), CoreMatchers.equalTo(HttpStatus.SC_OK));
final String body3 = message3.getBody();
assertThat(body3, CoreMatchers.equalTo("some more stuff"));
}
@Test
void testMultiplexedRequestCancellation() throws Exception {
final HttpAsyncServer server = serverResource.start();
final Future<ListenerEndpoint> future = server.listen(new InetSocketAddress(0), scheme);
final ListenerEndpoint listener = future.get();
final InetSocketAddress address = (InetSocketAddress) listener.getAddress();
final H2MultiplexingRequester requester = clientResource.start();
final int reqNo = 20;
final CountDownLatchFutureCallback<Message<HttpResponse, String>> countDownLatch = new CountDownLatchFutureCallback<>(reqNo);
final Random random = new Random();
final HttpHost target = new HttpHost(scheme.id, "localhost", address.getPort());
for (int i = 0; i < reqNo; i++) {
final Cancellable cancellable = requester.execute(
new BasicClientExchangeHandler<>(new BasicRequestProducer(Method.POST, target, "/stuff",
new StringAsyncEntityProducer("some stuff", ContentType.TEXT_PLAIN)),
new BasicResponseConsumer<>(new StringAsyncEntityConsumer()),
countDownLatch),
TIMEOUT,
HttpCoreContext.create());
Thread.sleep(random.nextInt(10));
cancellable.cancel();
}
assertThat(countDownLatch.await(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit()), CoreMatchers.equalTo(true));
}
}