AjpClientTestCase.java
/*
* JBoss, Home of Professional Open Source.
* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed 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.
*/
package io.undertow.client.http;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import io.undertow.Undertow;
import io.undertow.client.ClientCallback;
import io.undertow.client.ClientConnection;
import io.undertow.client.ClientExchange;
import io.undertow.client.ClientRequest;
import io.undertow.client.ClientResponse;
import io.undertow.client.UndertowClient;
import io.undertow.io.Sender;
import io.undertow.server.HttpServerExchange;
import io.undertow.server.handlers.PathHandler;
import io.undertow.testutils.DefaultServer;
import io.undertow.testutils.HttpOneOnly;
import io.undertow.util.AttachmentKey;
import io.undertow.util.Headers;
import io.undertow.util.Methods;
import io.undertow.util.StatusCodes;
import io.undertow.util.StringReadChannelListener;
import io.undertow.util.StringWriteChannelListener;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.xnio.ChannelListeners;
import org.xnio.FutureResult;
import org.xnio.IoUtils;
import org.xnio.OptionMap;
import org.xnio.Options;
import org.xnio.Xnio;
import org.xnio.XnioWorker;
import org.xnio.channels.StreamSinkChannel;
import static io.undertow.testutils.StopServerWithExternalWorkerUtils.stopWorker;
import static org.junit.Assert.assertTrue;
/**
* @author Emanuel Muckenhuber
*/
@RunWith(DefaultServer.class)
@HttpOneOnly
public class AjpClientTestCase {
private static final String message = "Hello World!";
public static final String MESSAGE = "/message";
public static final String POST = "/post";
private static final int AJP_PORT = DefaultServer.getHostPort() + 10;
private static XnioWorker worker;
private static Undertow undertow;
private static final OptionMap DEFAULT_OPTIONS;
private static final URI ADDRESS;
private static final AttachmentKey<String> RESPONSE_BODY = AttachmentKey.create(String.class);
static {
final OptionMap.Builder builder = OptionMap.builder()
.set(Options.WORKER_IO_THREADS, 8)
.set(Options.TCP_NODELAY, true)
.set(Options.KEEP_ALIVE, true)
.set(Options.WORKER_NAME, "Client");
DEFAULT_OPTIONS = builder.getMap();
try {
ADDRESS = new URI("ajp://" + DefaultServer.getHostAddress() + ":" + AJP_PORT);
} catch (URISyntaxException e) {
throw new RuntimeException(e);
}
}
static void sendMessage(final HttpServerExchange exchange) {
exchange.setStatusCode(StatusCodes.OK);
exchange.getResponseHeaders().put(Headers.CONTENT_LENGTH, message.length() + "");
final Sender sender = exchange.getResponseSender();
sender.send(message);
}
@BeforeClass
public static void beforeClass() throws IOException {
// Create xnio worker
worker = Xnio.getInstance().createWorker(null, DEFAULT_OPTIONS);
undertow = Undertow.builder().addListener(new Undertow.ListenerBuilder().setType(Undertow.ListenerType.AJP).setPort(AJP_PORT))
.setHandler(new PathHandler()
.addExactPath(MESSAGE, AjpClientTestCase::sendMessage)
.addExactPath(POST, exchange -> exchange.getRequestReceiver().receiveFullString(
(exchange1, message) -> exchange1.getResponseSender().send(message))))
.build();
undertow.start();
}
@AfterClass
public static void afterClass() throws InterruptedException {
undertow.stop();
stopWorker(worker);
// sleep 1 s to prevent BindException (Address already in use) when running the CI
try {
Thread.sleep(1000);
} catch (InterruptedException ignore) {}
}
static UndertowClient createClient() {
return UndertowClient.getInstance();
}
@Test
public void testSimpleBasic() throws Exception {
//
final UndertowClient client = createClient();
final List<ClientResponse> responses = new CopyOnWriteArrayList<>();
final CountDownLatch latch = new CountDownLatch(10);
final ClientConnection connection = client.connect(ADDRESS, worker, DefaultServer.getBufferPool(), OptionMap.EMPTY).get();
try {
connection.getIoThread().execute(() -> {
for (int i = 0; i < 10; i++) {
final ClientRequest request = new ClientRequest().setMethod(Methods.GET).setPath(MESSAGE);
request.getRequestHeaders().put(Headers.HOST, DefaultServer.getHostAddress());
connection.sendRequest(request, createClientCallback(responses, latch));
}
});
assertTrue(latch.await(10, TimeUnit.SECONDS));
Assert.assertEquals(10, responses.size());
for (final ClientResponse response : responses) {
Assert.assertEquals(message, response.getAttachment(RESPONSE_BODY));
}
} finally {
IoUtils.safeClose(connection);
}
}
@Test
public void testSendPing() throws Exception {
//
final UndertowClient client = createClient();
final List<ClientResponse> responses = new CopyOnWriteArrayList<>();
final FutureResult<Boolean> result = new FutureResult<>();
final CountDownLatch latch = new CountDownLatch(3);
final ClientConnection connection = client.connect(ADDRESS, worker, DefaultServer.getBufferPool(), OptionMap.EMPTY).get();
assertTrue(connection.isPingSupported());
try {
connection.getIoThread().execute(() -> {
final ClientRequest request = new ClientRequest().setMethod(Methods.GET).setPath(MESSAGE);
request.getRequestHeaders().put(Headers.HOST, DefaultServer.getHostAddress());
connection.sendRequest(request, createClientCallback(responses, latch));
connection.sendPing(new ClientConnection.PingListener() {
@Override
public void acknowledged() {
result.setResult(true);
latch.countDown();
}
@Override
public void failed(IOException e) {
result.setException(e);
latch.countDown();
}
}, 5, TimeUnit.SECONDS);
connection.sendRequest(request, createClientCallback(responses, latch));
});
assertTrue(latch.await(10, TimeUnit.SECONDS));
Assert.assertEquals(2, responses.size());
assertTrue(result.getIoFuture().get());
for (final ClientResponse response : responses) {
Assert.assertEquals(message, response.getAttachment(RESPONSE_BODY));
}
//now try a failed ping
try {
undertow.stop();
final FutureResult<Boolean> failResult = new FutureResult<>();
connection.getIoThread().execute(() -> connection.sendPing(new ClientConnection.PingListener() {
@Override
public void acknowledged() {
failResult.setResult(true);
}
@Override
public void failed(IOException e) {
failResult.setException(e);
}
}, 4, TimeUnit.SECONDS));
try {
failResult.getIoFuture().get();
Assert.fail("ping should have failed");
} catch (IOException e) {
//ignored
}
} finally {
// add an extra sleep time to make sure we are not getting a BindException
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// ignore
}
undertow.start();
}
} finally {
IoUtils.safeClose(connection);
}
}
@Test
public void testPostRequest() throws Exception {
//
final UndertowClient client = createClient();
final String postMessage = "This is a post request";
final List<String> responses = new CopyOnWriteArrayList<>();
final CountDownLatch latch = new CountDownLatch(10);
final ClientConnection connection = client.connect(ADDRESS, worker, DefaultServer.getBufferPool(), OptionMap.EMPTY).get();
try {
connection.getIoThread().execute(() -> {
for (int i = 0; i < 10; i++) {
final ClientRequest request = new ClientRequest().setMethod(Methods.POST).setPath(POST);
request.getRequestHeaders().put(Headers.HOST, DefaultServer.getHostAddress());
request.getRequestHeaders().put(Headers.TRANSFER_ENCODING, "chunked");
connection.sendRequest(request, new ClientCallback<ClientExchange>() {
@Override
public void completed(ClientExchange result) {
new StringWriteChannelListener(postMessage).setup(result.getRequestChannel());
result.setResponseListener(new ClientCallback<ClientExchange>() {
@Override
public void completed(ClientExchange result) {
new StringReadChannelListener(DefaultServer.getBufferPool()) {
@Override
protected void stringDone(String string) {
responses.add(string);
latch.countDown();
}
@Override
protected void error(IOException e) {
e.printStackTrace();
latch.countDown();
}
}.setup(result.getResponseChannel());
}
@Override
public void failed(IOException e) {
e.printStackTrace();
latch.countDown();
}
});
}
@Override
public void failed(IOException e) {
e.printStackTrace();
latch.countDown();
}
});
}
});
assertTrue(latch.await(10, TimeUnit.SECONDS));
Assert.assertEquals(10, responses.size());
for (final String response : responses) {
Assert.assertEquals(postMessage, response);
}
} finally {
IoUtils.safeClose(connection);
}
}
@Test
public void testConnectionClose() throws Exception {
//
final UndertowClient client = createClient();
final CountDownLatch latch = new CountDownLatch(1);
final ClientConnection connection = client.connect(ADDRESS, worker, DefaultServer.getBufferPool(), OptionMap.EMPTY).get();
try {
ClientRequest request = new ClientRequest().setPath(MESSAGE).setMethod(Methods.GET);
request.getRequestHeaders().put(Headers.HOST, DefaultServer.getHostAddress());
final List<ClientResponse> responses = new CopyOnWriteArrayList<>();
request.getRequestHeaders().add(Headers.CONNECTION, Headers.CLOSE.toString());
connection.sendRequest(request, createClientCallback(responses, latch));
latch.await();
final ClientResponse response = responses.iterator().next();
Assert.assertEquals(message, response.getAttachment(RESPONSE_BODY));
Assert.assertFalse(connection.isOpen());
} finally {
IoUtils.safeClose(connection);
}
}
private ClientCallback<ClientExchange> createClientCallback(final List<ClientResponse> responses, final CountDownLatch latch) {
return new ClientCallback<ClientExchange>() {
@Override
public void completed(ClientExchange result) {
result.setResponseListener(new ClientCallback<ClientExchange>() {
@Override
public void completed(final ClientExchange result) {
responses.add(result.getResponse());
new StringReadChannelListener(result.getConnection().getBufferPool()) {
@Override
protected void stringDone(String string) {
result.getResponse().putAttachment(RESPONSE_BODY, string);
latch.countDown();
}
@Override
protected void error(IOException e) {
e.printStackTrace();
latch.countDown();
}
}.setup(result.getResponseChannel());
}
@Override
public void failed(IOException e) {
e.printStackTrace();
latch.countDown();
}
});
try {
result.getRequestChannel().shutdownWrites();
if(!result.getRequestChannel().flush()) {
result.getRequestChannel().getWriteSetter().set(ChannelListeners.<StreamSinkChannel>flushingChannelListener(null, null));
result.getRequestChannel().resumeWrites();
}
} catch (IOException e) {
e.printStackTrace();
latch.countDown();
}
}
@Override
public void failed(IOException e) {
e.printStackTrace();
latch.countDown();
}
};
}
}