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Fixing framing issues on gen

This commit is contained in:
Joakim Erdfelt 2012-06-22 14:07:36 -07:00
parent 4df532a211
commit ce9e7b7560
2 changed files with 103 additions and 114 deletions
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22
jetty-websocket/websocket-core/src/main/java/org/eclipse/jetty/websocket/generator/FrameGenerator.java
View File

@ -68,21 +68,19 @@ public abstract class FrameGenerator<T extends BaseFrame>
// payload lengths
int payloadLength = frame.getPayloadLength();
if (payloadLength >= 0x7F)
{
// we have a 64 bit length
b |= 0x7F;
framing.put(b);
framing.putInt(payloadLength);
}
else if (payloadLength >= 0x7E)
if ((payloadLength >= 0x7F) && (payloadLength <= 0xFF_FF))
{
// we have a 16 bit length
b |= 0x7E;
framing.put(b);
framing.putShort((short)(payloadLength & 0xFFFF));
framing.put(b); // indicate 2 byte length
framing.putShort((short)(payloadLength & 0xFF_FF)); // write 2 byte length
}
else if (payloadLength >= 0xFFFF)
{
// we have a 64 bit length
b |= 0x7F;
framing.put(b); // indicate 4 byte length
framing.putInt(payloadLength); // write 4 byte length
}
else
{

177
jetty-websocket/websocket-core/src/test/java/org/eclipse/jetty/websocket/generator/RFC6455ExamplesGeneratorTest.java
View File

@ -4,7 +4,6 @@ package org.eclipse.jetty.websocket.generator;
import java.nio.ByteBuffer;
import org.eclipse.jetty.io.StandardByteBufferPool;
import org.eclipse.jetty.util.BufferUtil;
import org.eclipse.jetty.util.StringUtil;
import org.eclipse.jetty.websocket.ByteBufferAssert;
import org.eclipse.jetty.websocket.api.WebSocketBehavior;
@ -20,58 +19,6 @@ public class RFC6455ExamplesGeneratorTest
StandardByteBufferPool bufferPool = new StandardByteBufferPool();
@Test
public void testSingleUnmaskedTextMessage()
{
TextFrame text = new TextFrame("Hello");
text.setFin(true);
WebSocketPolicy policy = new WebSocketPolicy(WebSocketBehavior.SERVER);
TextFrameGenerator generator = new TextFrameGenerator(bufferPool,policy);
ByteBuffer actual = generator.generate(text);
ByteBuffer expected = ByteBuffer.allocate(10);
expected.put(new byte[]
{ (byte)0x81, (byte)0x05, (byte)0x48, (byte)0x65, (byte)0x6c, (byte)0x6c, (byte)0x6f });
expected.flip();
actual.flip();
ByteBufferAssert.assertEquals("t1 buffers are not equal", expected, actual);
}
@Test
public void testSingleMaskedTextMessage()
{
TextFrame text = new TextFrame();
text.setPayload("Hello");
text.setFin(true);
text.setMask(new byte[]
{ 0x37, (byte)0xfa, 0x21, 0x3d });
WebSocketPolicy policy = WebSocketPolicy.newServerPolicy();
TextFrameGenerator gen = new TextFrameGenerator(bufferPool,policy);
ByteBuffer actual = gen.generate(text);
actual.flip(); // make readable
ByteBuffer expected = ByteBuffer.allocate(11);
// Raw bytes as found in RFC 6455, Section 5.7 - Examples
// A single-frame masked text message
expected.put(new byte[]
{ (byte)0x81, (byte)0x85, 0x37, (byte)0xfa, 0x21, 0x3d, 0x7f, (byte)0x9f, 0x4d, 0x51, 0x58 });
expected.flip(); // make readable
ByteBufferAssert.assertEquals("masked text buffers are not equal",expected,actual);
}
@Test
public void testFragmentedUnmaskedTextMessage()
{
@ -111,32 +58,6 @@ public class RFC6455ExamplesGeneratorTest
ByteBufferAssert.assertEquals("t2 buffers are not equal", expected2, actual2);
}
@Test
public void testSingleUnmaskedPingRequest() throws Exception
{
PingFrame ping = new PingFrame();
byte msg[] = "Hello".getBytes(StringUtil.__UTF8_CHARSET);
ByteBuffer payload = ByteBuffer.allocate(msg.length);
payload.put(msg);
ping.setPayload(payload);
WebSocketPolicy policy = WebSocketPolicy.newServerPolicy();
PingFrameGenerator gen = new PingFrameGenerator(bufferPool,policy);
ByteBuffer actual = gen.generate(ping);
actual.flip(); // make readable
ByteBuffer expected = ByteBuffer.allocate(10);
expected.put(new byte[]
{ (byte)0x89, (byte)0x05, (byte)0x48, (byte)0x65, (byte)0x6c, (byte)0x6c, (byte)0x6f });
expected.flip(); // make readable
ByteBufferAssert.assertEquals("Ping buffers",expected,actual);
}
@Test
public void testSingleMaskedPongRequest()
{
@ -165,6 +86,34 @@ public class RFC6455ExamplesGeneratorTest
ByteBufferAssert.assertEquals("pong buffers are not equal",expected,actual);
}
@Test
public void testSingleMaskedTextMessage()
{
TextFrame text = new TextFrame();
text.setPayload("Hello");
text.setFin(true);
text.setMask(new byte[]
{ 0x37, (byte)0xfa, 0x21, 0x3d });
WebSocketPolicy policy = WebSocketPolicy.newServerPolicy();
TextFrameGenerator gen = new TextFrameGenerator(bufferPool,policy);
ByteBuffer actual = gen.generate(text);
actual.flip(); // make readable
ByteBuffer expected = ByteBuffer.allocate(11);
// Raw bytes as found in RFC 6455, Section 5.7 - Examples
// A single-frame masked text message
expected.put(new byte[]
{ (byte)0x81, (byte)0x85, 0x37, (byte)0xfa, 0x21, 0x3d, 0x7f, (byte)0x9f, 0x4d, 0x51, 0x58 });
expected.flip(); // make readable
ByteBufferAssert.assertEquals("masked text buffers are not equal",expected,actual);
}
@Test
public void testSingleUnmasked256ByteBinaryMessage()
{
@ -173,7 +122,6 @@ public class RFC6455ExamplesGeneratorTest
BinaryFrame binary = new BinaryFrame();
binary.setFin(true);
ByteBuffer payload = ByteBuffer.allocate(dataSize);
for (int i = 0; i < dataSize; i++)
{
payload.put((byte)0x44);
@ -189,7 +137,8 @@ public class RFC6455ExamplesGeneratorTest
// Raw bytes as found in RFC 6455, Section 5.7 - Examples
// 256 bytes binary message in a single unmasked frame
expected.put(new byte[]
{ (byte)0x82, (byte)0x7E, (byte)0x01_00 });
{ (byte)0x82, (byte)0x7E });
expected.putShort((short)0x01_00);
for (int i = 0; i < dataSize; i++)
{
@ -199,24 +148,66 @@ public class RFC6455ExamplesGeneratorTest
actual.flip();
expected.flip();
System.out.println(binary);
// System.out.println(binary);
System.out.println(BufferUtil.toDetailString(expected));
System.out.println(BufferUtil.toDetailString(actual));
// System.out.println(BufferUtil.toDetailString(expected));
// System.out.println(BufferUtil.toDetailString(actual));
for ( int i = 0 ; i < 6; ++i )
{
System.out.println("a " + Integer.toHexString(actual.get()));
System.out.println("e " + Integer.toHexString(expected.get()));
}
//ByteBufferAssert.assertEquals("binary buffers are not equal", expected, actual);
// for (int i = 0; i < 20; ++i)
// {
// System.out.printf("a [%2d] 0x%02x%n",i,actual.get());
// System.out.printf("e [%2d] 0x%02x%n",i,expected.get());
// }
ByteBufferAssert.assertEquals("binary buffers are not equal", expected, actual);
}
@Test
public void testSingleUnmaskedPingRequest() throws Exception
{
PingFrame ping = new PingFrame();
byte msg[] = "Hello".getBytes(StringUtil.__UTF8_CHARSET);
ByteBuffer payload = ByteBuffer.allocate(msg.length);
payload.put(msg);
ping.setPayload(payload);
WebSocketPolicy policy = WebSocketPolicy.newServerPolicy();
PingFrameGenerator gen = new PingFrameGenerator(bufferPool,policy);
ByteBuffer actual = gen.generate(ping);
actual.flip(); // make readable
ByteBuffer expected = ByteBuffer.allocate(10);
expected.put(new byte[]
{ (byte)0x89, (byte)0x05, (byte)0x48, (byte)0x65, (byte)0x6c, (byte)0x6c, (byte)0x6f });
expected.flip(); // make readable
ByteBufferAssert.assertEquals("Ping buffers",expected,actual);
}
@Test
public void testSingleUnmaskedTextMessage()
{
TextFrame text = new TextFrame("Hello");
text.setFin(true);
WebSocketPolicy policy = new WebSocketPolicy(WebSocketBehavior.SERVER);
TextFrameGenerator generator = new TextFrameGenerator(bufferPool,policy);
ByteBuffer actual = generator.generate(text);
ByteBuffer expected = ByteBuffer.allocate(10);
expected.put(new byte[]
{ (byte)0x81, (byte)0x05, (byte)0x48, (byte)0x65, (byte)0x6c, (byte)0x6c, (byte)0x6f });
expected.flip();
actual.flip();
ByteBufferAssert.assertEquals("t1 buffers are not equal", expected, actual);
}
}