/*
* 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 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.Receiver;
import io.undertow.io.Sender;
import io.undertow.protocols.ssl.UndertowXnioSsl;
import io.undertow.server.HttpHandler;
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.IoUtils;
import org.xnio.OptionMap;
import org.xnio.Options;
import org.xnio.Xnio;
import org.xnio.XnioWorker;
import org.xnio.channels.StreamSinkChannel;
import org.xnio.ssl.XnioSsl;
import javax.net.ssl.SSLContext;
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;
/**
* @author Emanuel Muckenhuber
*/
@RunWith(DefaultServer.class)
@HttpOneOnly
public class HttpClientTestCase {
private static final String message = "Hello World!";
public static final String MESSAGE = "/message";
public static final String POST = "/post";
private static XnioWorker worker;
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(DefaultServer.getDefaultServerURL());
} 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
final Xnio xnio = Xnio.getInstance();
final XnioWorker xnioWorker = xnio.createWorker(null, DEFAULT_OPTIONS);
worker = xnioWorker;
DefaultServer.setRootHandler(new PathHandler()
.addExactPath(MESSAGE, new HttpHandler() {
@Override
public void handleRequest(HttpServerExchange exchange) throws Exception {
sendMessage(exchange);
}
})
.addExactPath(POST, new HttpHandler() {
@Override
public void handleRequest(HttpServerExchange exchange) throws Exception {
exchange.getRequestReceiver().receiveFullString(new Receiver.FullStringCallback() {
@Override
public void handle(HttpServerExchange exchange, String message) {
exchange.getResponseSender().send(message);
}
});
}
}));
}
@AfterClass
public static void afterClass() {
worker.shutdown();
}
static UndertowClient createClient() {
return createClient(OptionMap.EMPTY);
}
static UndertowClient createClient(final OptionMap options) {
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(new Runnable() {
@Override
public void run() {
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));
}
}
});
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 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(new Runnable() {
@Override
public void run() {
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();
}
});
}
}
});
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 testSsl() throws Exception {
//
final UndertowClient client = createClient();
final List<ClientResponse> responses = new CopyOnWriteArrayList<>();
final CountDownLatch latch = new CountDownLatch(10);
DefaultServer.startSSLServer();
SSLContext context = DefaultServer.getClientSSLContext();
XnioSsl ssl = new UndertowXnioSsl(DefaultServer.getWorker().getXnio(), OptionMap.EMPTY, DefaultServer.SSL_BUFFER_POOL, context);
final ClientConnection connection = client.connect(new URI(DefaultServer.getDefaultServerSSLAddress()), worker, ssl, DefaultServer.getBufferPool(), OptionMap.EMPTY).get();
try {
connection.getIoThread().execute(new Runnable() {
@Override
public void run() {
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));
}
}
});
latch.await(10, TimeUnit.SECONDS);
Assert.assertEquals(10, responses.size());
for (final ClientResponse response : responses) {
Assert.assertEquals(message, response.getAttachment(RESPONSE_BODY));
}
} finally {
connection.getIoThread().execute(new Runnable() {
@Override
public void run() {
IoUtils.safeClose(connection);
}
});
DefaultServer.stopSSLServer();
}
}
@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.assertEquals(false, 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();
}
};
}
}