/*
* Copyright 2013 The Netty Project
*
* The Netty Project 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.
*/
package org.jboss.netty.handler.codec.spdy;
import org.jboss.netty.bootstrap.ClientBootstrap;
import org.jboss.netty.bootstrap.ServerBootstrap;
import org.jboss.netty.channel.Channel;
import org.jboss.netty.channel.ChannelFactory;
import org.jboss.netty.channel.ChannelFuture;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.ExceptionEvent;
import org.jboss.netty.channel.MessageEvent;
import org.jboss.netty.channel.SimpleChannelUpstreamHandler;
import org.jboss.netty.channel.socket.nio.NioClientSocketChannelFactory;
import org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory;
import org.jboss.netty.util.TestUtil;
import org.junit.Test;
import java.net.InetSocketAddress;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
import static org.jboss.netty.handler.codec.spdy.SpdyCodecUtil.*;
import static org.junit.Assert.*;
public class SpdyFrameDecoderTest {
@Test
public void testTooLargeHeaderNameOnSynStreamRequest() throws Exception {
for (int version = SPDY_MIN_VERSION; version <= SPDY_MAX_VERSION; version++) {
List<Integer> headerSizes = Arrays.asList(90, 900);
for (int maxHeaderSize : headerSizes) { // 90 catches the header name, 900 the value
SpdyHeadersFrame frame = new DefaultSpdySynStreamFrame(1, 0, (byte) 0);
addHeader(frame, 100, 1000);
CaptureHandler captureHandler = new CaptureHandler();
ServerBootstrap sb = new ServerBootstrap(
newServerSocketChannelFactory(Executors.newCachedThreadPool()));
ClientBootstrap cb = new ClientBootstrap(
newClientSocketChannelFactory(Executors.newCachedThreadPool()));
sb.getPipeline().addLast("decoder", new SpdyFrameDecoder(version, 10000, maxHeaderSize));
sb.getPipeline().addLast("sessionHandler", new SpdySessionHandler(version, true));
sb.getPipeline().addLast("handler", captureHandler);
cb.getPipeline().addLast("encoder", new SpdyFrameEncoder(version));
Channel sc = sb.bind(new InetSocketAddress(0));
int port = ((InetSocketAddress) sc.getLocalAddress()).getPort();
ChannelFuture ccf = cb.connect(new InetSocketAddress(TestUtil.getLocalHost(), port));
assertTrue(ccf.awaitUninterruptibly().isSuccess());
Channel cc = ccf.getChannel();
sendAndWaitForFrame(cc, frame, captureHandler);
assertNotNull("version " + version + ", not null message",
captureHandler.message);
String message = "version " + version + ", should be SpdyHeadersFrame, was " +
captureHandler.message.getClass();
assertTrue(
message,
captureHandler.message instanceof SpdyHeadersFrame);
SpdyHeadersFrame writtenFrame = (SpdyHeadersFrame) captureHandler.message;
assertTrue("should be truncated", writtenFrame.isTruncated());
assertFalse("should not be invalid", writtenFrame.isInvalid());
sc.close().awaitUninterruptibly();
cb.shutdown();
sb.shutdown();
cb.releaseExternalResources();
sb.releaseExternalResources();
}
}
}
private static void sendAndWaitForFrame(Channel cc, SpdyFrame frame, CaptureHandler handler) {
cc.write(frame);
long theFuture = System.currentTimeMillis() + 3000;
while (handler.message == null && System.currentTimeMillis() < theFuture) {
try {
Thread.sleep(1);
} catch (InterruptedException e) {
// Ignore.
}
}
}
private static void addHeader(SpdyHeadersFrame frame, int headerNameSize, int headerValueSize) {
frame.addHeader("k", "v");
StringBuilder headerName = new StringBuilder();
for (int i = 0; i < headerNameSize; i++) {
headerName.append('h');
}
StringBuilder headerValue = new StringBuilder();
for (int i = 0; i < headerValueSize; i++) {
headerValue.append('a');
}
frame.addHeader(headerName.toString(), headerValue.toString());
}
protected ChannelFactory newClientSocketChannelFactory(Executor executor) {
return new NioClientSocketChannelFactory(executor, executor);
}
protected ChannelFactory newServerSocketChannelFactory(Executor executor) {
return new NioServerSocketChannelFactory(executor, executor);
}
private static class CaptureHandler extends SimpleChannelUpstreamHandler {
public volatile Object message;
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
message = e.getMessage();
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
e.getCause().printStackTrace();
message = e.getCause();
}
}
}