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Fixing websocket-server tests

This commit is contained in:
Joakim Erdfelt 2012-07-25 11:49:04 -07:00
parent 6fa2f67a96
commit b3db5ffc8d
16 changed files with 284 additions and 97 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
jetty-websocket/websocket-core/src/main/java/org/eclipse/jetty/websocket/extensions/fragment/FragmentExtension.java
View File

@ -52,12 +52,15 @@ public class FragmentExtension extends Extension
return;
}
boolean continuation = false;
// break apart payload based on maxLength rules
while (length > maxLength)
{
WebSocketFrame frag = new WebSocketFrame(frame);
frag.setOpCode(opcode);
frag.setFin(false); // always false here
frag.setContinuation(continuation);
payload.position(currentPosition);
payload.limit(Math.min(payload.position() + maxLength,originalLimit));
frag.setPayload(payload);
@ -66,6 +69,7 @@ public class FragmentExtension extends Extension
length -= maxLength;
opcode = OpCode.CONTINUATION;
continuation = true;
currentPosition = payload.limit();
}
@ -73,6 +77,7 @@ public class FragmentExtension extends Extension
WebSocketFrame frag = new WebSocketFrame(frame);
frag.setOpCode(opcode);
frag.setFin(frame.isFin()); // use original fin
frag.setContinuation(continuation);
payload.position(currentPosition);
payload.limit(originalLimit);
frag.setPayload(payload);

1
jetty-websocket/websocket-core/src/main/java/org/eclipse/jetty/websocket/io/WebSocketAsyncConnection.java
View File

@ -348,7 +348,6 @@ public class WebSocketAsyncConnection extends AbstractAsyncConnection implements
if (LOG.isDebugEnabled())
{
LOG.debug("Writing {} frame bytes of {}",buffer.remaining(),frameBytes);
LOG.debug("EndPoint: {}",endpoint);
}
try
{

2
jetty-websocket/websocket-core/src/main/java/org/eclipse/jetty/websocket/io/WebSocketSession.java
View File

@ -98,7 +98,7 @@ public class WebSocketSession implements WebSocketConnection, IncomingFrames, Ou
{
if (LOG.isDebugEnabled())
{
LOG.debug("output({},{},{})",context,callback,frame);
LOG.debug("output({},{},{}) - {}",context,callback,frame,outgoing);
}
// forward on to chain
outgoing.output(context,callback,frame);

26
jetty-websocket/websocket-core/src/main/java/org/eclipse/jetty/websocket/protocol/Generator.java
View File

@ -56,8 +56,7 @@ public class Generator
*/
public static final int OVERHEAD = 28;
@SuppressWarnings("unused")
private final WebSocketPolicy policy; // TODO: remove as unused?
private final WebSocketPolicy policy;
private final ByteBufferPool bufferPool;
private boolean validating;
@ -378,7 +377,26 @@ public class Generator
@Override
public String toString()
{
return String.format("Generator [basic=%s]",this.getClass().getSimpleName());
StringBuilder builder = new StringBuilder();
builder.append("Generator[");
builder.append(policy.getBehavior());
if (validating)
{
builder.append(",validating");
}
if (rsv1InUse)
{
builder.append(",+rsv1");
}
if (rsv2InUse)
{
builder.append(",+rsv2");
}
if (rsv3InUse)
{
builder.append(",+rsv3");
}
builder.append("]");
return builder.toString();
}
}

14
jetty-websocket/websocket-server/src/main/java/org/eclipse/jetty/websocket/server/WebSocketServerFactory.java
View File

@ -363,6 +363,20 @@ public class WebSocketServerFactory extends AbstractLifeCycle implements WebSock
Extension ext = extIter.next();
ext.setNextOutgoingFrames(outgoing);
outgoing = ext;
// Handle RSV reservations
if (ext.useRsv1())
{
connection.getGenerator().setRsv1InUse(true);
}
if (ext.useRsv2())
{
connection.getGenerator().setRsv2InUse(true);
}
if (ext.useRsv3())
{
connection.getGenerator().setRsv3InUse(true);
}
}
// Connect incomings

23
jetty-websocket/websocket-server/src/test/java/org/eclipse/jetty/websocket/server/DeflateExtensionTest.java
View File

@ -21,8 +21,8 @@ import java.util.Queue;
import java.util.concurrent.TimeUnit;
import org.eclipse.jetty.websocket.protocol.WebSocketFrame;
import org.eclipse.jetty.websocket.server.WebSocketServletRFCTest.RFCServlet;
import org.eclipse.jetty.websocket.server.blockhead.BlockheadClient;
import org.eclipse.jetty.websocket.server.helper.EchoServlet;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
@ -35,7 +35,7 @@ public class DeflateExtensionTest
@BeforeClass
public static void startServer() throws Exception
{
server = new SimpleServletServer(new RFCServlet());
server = new SimpleServletServer(new EchoServlet());
server.start();
}
@ -50,8 +50,7 @@ public class DeflateExtensionTest
{
BlockheadClient client = new BlockheadClient(server.getServerUri());
client.clearExtensions();
client.addExtensions("x-deflate-frame;minLength=64");
// client.addExtensions("fragment;minFragments=2");
client.addExtensions("x-deflate-frame;minLength=8");
client.setProtocols("echo");
try
@ -65,18 +64,18 @@ public class DeflateExtensionTest
Assert.assertThat("Response",resp,containsString("x-deflate"));
// Server sends a big message
String text = "0123456789ABCDEF ";
text = text + text + text + text;
text = text + text + text + text;
text = text + text + text + text + 'X';
StringBuilder msg = new StringBuilder();
for (int i = 0; i < 400; i++)
{
msg.append("0123456789ABCDEF ");
}
msg.append('X'); // so we can see the end in our debugging
client.write(WebSocketFrame.text(text));
// TODO: use socket that captures frame payloads to verify fragmentation
client.write(WebSocketFrame.text(msg.toString()));
Queue<WebSocketFrame> frames = client.readFrames(1,TimeUnit.MILLISECONDS,1000);
WebSocketFrame frame = frames.remove();
Assert.assertThat("TEXT.payload",frame.getPayloadAsUTF8(),is(text));
Assert.assertThat("TEXT.payload",frame.getPayloadAsUTF8(),is(msg.toString()));
}
finally
{

33
jetty-websocket/websocket-server/src/test/java/org/eclipse/jetty/websocket/server/FragmentExtensionTest.java
View File

@ -21,8 +21,8 @@ import java.util.Queue;
import java.util.concurrent.TimeUnit;
import org.eclipse.jetty.websocket.protocol.WebSocketFrame;
import org.eclipse.jetty.websocket.server.WebSocketServletRFCTest.RFCServlet;
import org.eclipse.jetty.websocket.server.blockhead.BlockheadClient;
import org.eclipse.jetty.websocket.server.helper.EchoServlet;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
@ -35,7 +35,7 @@ public class FragmentExtensionTest
@BeforeClass
public static void startServer() throws Exception
{
server = new SimpleServletServer(new RFCServlet());
server = new SimpleServletServer(new EchoServlet());
server.start();
}
@ -45,13 +45,28 @@ public class FragmentExtensionTest
server.stop();
}
private String[] split(String str, int partSize)
{
int strLength = str.length();
int count = (int)Math.ceil((double)str.length() / partSize);
String ret[] = new String[count];
int idx;
for (int i = 0; i < count; i++)
{
idx = (i * partSize);
ret[i] = str.substring(idx,Math.min(idx + partSize,strLength));
}
return ret;
}
@Test
public void testFragmentExtension() throws Exception
{
int fragSize = 4;
BlockheadClient client = new BlockheadClient(server.getServerUri());
client.clearExtensions();
client.addExtensions("fragment;maxLength=4;minFragments=7");
client.addExtensions("fragment;maxLength=" + fragSize);
client.setProtocols("onConnect");
try
@ -67,11 +82,13 @@ public class FragmentExtensionTest
String msg = "Sent as a long message that should be split";
client.write(WebSocketFrame.text(msg));
// TODO: use socket that captures frame counts to verify fragmentation
Queue<WebSocketFrame> frames = client.readFrames(1,TimeUnit.MILLISECONDS,1000);
WebSocketFrame frame = frames.remove();
Assert.assertThat("TEXT.payload",frame.getPayloadAsUTF8(),is(msg));
String parts[] = split(msg,fragSize);
Queue<WebSocketFrame> frames = client.readFrames(parts.length,TimeUnit.MILLISECONDS,1000);
for (int i = 0; i < parts.length; i++)
{
WebSocketFrame frame = frames.remove();
Assert.assertThat("text[" + i + "].payload",frame.getPayloadAsUTF8(),is(parts[i]));
}
}
finally
{

5
jetty-websocket/websocket-server/src/test/java/org/eclipse/jetty/websocket/server/IdentityExtensionTest.java
View File

@ -21,8 +21,8 @@ import java.util.Queue;
import java.util.concurrent.TimeUnit;
import org.eclipse.jetty.websocket.protocol.WebSocketFrame;
import org.eclipse.jetty.websocket.server.WebSocketServletRFCTest.RFCServlet;
import org.eclipse.jetty.websocket.server.blockhead.BlockheadClient;
import org.eclipse.jetty.websocket.server.helper.EchoServlet;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
@ -35,7 +35,7 @@ public class IdentityExtensionTest
@BeforeClass
public static void startServer() throws Exception
{
server = new SimpleServletServer(new RFCServlet());
server = new SimpleServletServer(new EchoServlet());
server.start();
}
@ -53,7 +53,6 @@ public class IdentityExtensionTest
client.addExtensions("identity;param=0");
client.addExtensions("identity;param=1, identity ; param = '2' ; other = ' some = value '");
client.setProtocols("onConnect");
client.setDebug(true);
try
{

1
jetty-websocket/websocket-server/src/test/java/org/eclipse/jetty/websocket/server/ab/TestABCase5.java
View File

@ -84,6 +84,7 @@ public class TestABCase5
String fragment1 = "fragment1";
// Intentionally bad PING (spec says control frames must be FIN==true)
buf.put((byte)(NOFIN | OpCode.PING.getCode()));
byte b = 0x00; // no masking

45
jetty-websocket/websocket-server/src/test/java/org/eclipse/jetty/websocket/server/ab/TestABCase7_9.java
View File

@ -17,7 +17,6 @@ package org.eclipse.jetty.websocket.server.ab;
import static org.hamcrest.Matchers.*;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Collection;
@ -26,18 +25,12 @@ import java.util.Queue;
import java.util.concurrent.TimeUnit;
import org.eclipse.jetty.util.BufferUtil;
import org.eclipse.jetty.util.FutureCallback;
import org.eclipse.jetty.util.StringUtil;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
import org.eclipse.jetty.websocket.api.WebSocketAdapter;
import org.eclipse.jetty.websocket.protocol.CloseInfo;
import org.eclipse.jetty.websocket.protocol.Generator;
import org.eclipse.jetty.websocket.protocol.OpCode;
import org.eclipse.jetty.websocket.protocol.WebSocketFrame;
import org.eclipse.jetty.websocket.server.SimpleServletServer;
import org.eclipse.jetty.websocket.server.WebSocketServerFactory;
import org.eclipse.jetty.websocket.server.WebSocketServlet;
import org.eclipse.jetty.websocket.server.blockhead.BlockheadClient;
import org.eclipse.jetty.websocket.server.examples.MyEchoServlet;
import org.junit.AfterClass;
@ -51,44 +44,6 @@ import org.junit.runners.Parameterized.Parameters;
@RunWith(value = Parameterized.class)
public class TestABCase7_9
{
@SuppressWarnings("serial")
public static class RFCServlet extends WebSocketServlet
{
@Override
public void registerWebSockets(WebSocketServerFactory factory)
{
factory.register(RFCSocket.class);
}
}
public static class RFCSocket extends WebSocketAdapter
{
private static Logger LOG = Log.getLogger(RFCSocket.class);
@Override
public void onWebSocketText(String message)
{
LOG.debug("onWebSocketText({})",message);
// Test the RFC 6455 close code 1011 that should close
// trigger a WebSocket server terminated close.
if (message.equals("CRASH"))
{
System.out.printf("Got OnTextMessage");
throw new RuntimeException("Something bad happened");
}
// echo the message back.
try
{
getConnection().write(null,new FutureCallback<Void>(),message);
}
catch (IOException e)
{
e.printStackTrace(System.err);
}
}
}
private static SimpleServletServer server;
@Parameters

134
jetty-websocket/websocket-server/src/test/java/org/eclipse/jetty/websocket/server/blockhead/BlockheadClient.java
View File

@ -31,32 +31,40 @@ import java.net.URI;
import java.net.URISyntaxException;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Queue;
import java.util.concurrent.LinkedBlockingDeque;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.net.ssl.HttpsURLConnection;
import org.eclipse.jetty.io.ByteBufferPool;
import org.eclipse.jetty.io.StandardByteBufferPool;
import org.eclipse.jetty.util.BufferUtil;
import org.eclipse.jetty.util.Callback;
import org.eclipse.jetty.util.IO;
import org.eclipse.jetty.util.StringUtil;
import org.eclipse.jetty.util.Utf8StringBuilder;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
import org.eclipse.jetty.websocket.api.Extension;
import org.eclipse.jetty.websocket.api.WebSocketException;
import org.eclipse.jetty.websocket.api.WebSocketPolicy;
import org.eclipse.jetty.websocket.extensions.WebSocketExtensionRegistry;
import org.eclipse.jetty.websocket.io.IncomingFrames;
import org.eclipse.jetty.websocket.io.OutgoingFrames;
import org.eclipse.jetty.websocket.protocol.CloseInfo;
import org.eclipse.jetty.websocket.protocol.ExtensionConfig;
import org.eclipse.jetty.websocket.protocol.Generator;
import org.eclipse.jetty.websocket.protocol.OpCode;
import org.eclipse.jetty.websocket.protocol.Parser;
import org.eclipse.jetty.websocket.protocol.WebSocketFrame;
import org.eclipse.jetty.websocket.server.UnitGenerator;
import org.junit.Assert;
/**
@ -71,7 +79,7 @@ import org.junit.Assert;
* with regards to basic IO behavior, a write should work as expected, a read should work as expected, but <u>what</u> byte it sends or reads is not within its
* scope.
*/
public class BlockheadClient implements IncomingFrames
public class BlockheadClient implements IncomingFrames, OutgoingFrames
{
private static final Logger LOG = Log.getLogger(BlockheadClient.class);
/** Set to true to disable timeouts (for debugging reasons) */
@ -83,6 +91,7 @@ public class BlockheadClient implements IncomingFrames
private final Generator generator;
private final Parser parser;
private final LinkedBlockingDeque<WebSocketFrame> incomingFrameQueue;
private final WebSocketExtensionRegistry extensionRegistry;
private Socket socket;
private OutputStream out;
@ -94,6 +103,8 @@ public class BlockheadClient implements IncomingFrames
{ (byte)0xFF, (byte)0xFF, (byte)0xFF, (byte)0xFF };
private int timeout = 1000;
private AtomicInteger parseCount;
private IncomingFrames incoming = this;
private OutgoingFrames outgoing = this;
public BlockheadClient(URI destWebsocketURI) throws URISyntaxException
{
@ -108,12 +119,13 @@ public class BlockheadClient implements IncomingFrames
policy = WebSocketPolicy.newClientPolicy();
bufferPool = new StandardByteBufferPool(policy.getBufferSize());
generator = new UnitGenerator();
generator = new Generator(policy,bufferPool);
parser = new Parser(policy);
parser.setIncomingFramesHandler(this);
parseCount = new AtomicInteger(0);
incomingFrameQueue = new LinkedBlockingDeque<>();
extensionRegistry = new WebSocketExtensionRegistry(policy,bufferPool);
}
public void addExtensions(String xtension)
@ -176,9 +188,64 @@ public class BlockheadClient implements IncomingFrames
public String expectUpgradeResponse() throws IOException
{
String respHeader = readResponseHeader();
if (LOG.isDebugEnabled())
{
LOG.debug("Response Header: {}{}",'\n',respHeader);
}
Assert.assertThat("Response Code",respHeader,startsWith("HTTP/1.1 101 Switching Protocols"));
Assert.assertThat("Response Header Upgrade",respHeader,containsString("Upgrade: WebSocket\r\n"));
Assert.assertThat("Response Header Connection",respHeader,containsString("Connection: Upgrade\r\n"));
// collect extensions configured in response header
List<Extension> extensions = getExtensions(respHeader);
// Start with default routing
incoming = this;
outgoing = this;
// Connect extensions
if (extensions != null)
{
Iterator<Extension> extIter;
// Connect outgoings
extIter = extensions.iterator();
while (extIter.hasNext())
{
Extension ext = extIter.next();
ext.setNextOutgoingFrames(outgoing);
outgoing = ext;
// Handle RSV reservations
if (ext.useRsv1())
{
generator.setRsv1InUse(true);
}
if (ext.useRsv2())
{
generator.setRsv2InUse(true);
}
if (ext.useRsv3())
{
generator.setRsv3InUse(true);
}
}
// Connect incomings
Collections.reverse(extensions);
extIter = extensions.iterator();
while (extIter.hasNext())
{
Extension ext = extIter.next();
ext.setNextIncomingFrames(incoming);
incoming = ext;
}
}
// configure parser
parser.setIncomingFramesHandler(incoming);
return respHeader;
}
@ -187,6 +254,27 @@ public class BlockheadClient implements IncomingFrames
return extensions;
}
private List<Extension> getExtensions(String respHeader)
{
List<Extension> extensions = new ArrayList<>();
Pattern expat = Pattern.compile("Sec-WebSocket-Extensions: (.*)\r",Pattern.CASE_INSENSITIVE);
Matcher mat = expat.matcher(respHeader);
int offset = 0;
while (mat.find(offset))
{
String econf = mat.group(1);
LOG.debug("Found Extension Response: {}",econf);
ExtensionConfig config = ExtensionConfig.parse(econf);
Extension ext = extensionRegistry.newInstance(config);
extensions.add(ext);
offset = mat.end(1);
}
return extensions;
}
public URI getHttpURI()
{
return destHttpURI;
@ -258,6 +346,24 @@ public class BlockheadClient implements IncomingFrames
}
}
@Override
public <C> void output(C context, Callback<C> callback, WebSocketFrame frame) throws IOException
{
ByteBuffer buf = generator.generate(frame);
if (LOG.isDebugEnabled())
{
LOG.debug("writing out: {}",BufferUtil.toDetailString(buf));
}
BufferUtil.writeTo(buf,out);
out.flush();
if (frame.getOpCode() == OpCode.CLOSE)
{
// FIXME terminate the connection?
disconnect();
}
}
public int read(ByteBuffer buf) throws IOException
{
int len = 0;
@ -422,33 +528,21 @@ public class BlockheadClient implements IncomingFrames
public void write(WebSocketFrame frame) throws IOException
{
LOG.debug("write(Frame->{})",frame);
LOG.debug("write(Frame->{}) to {}",frame,outgoing);
frame.setMask(clientmask);
// frame.setMask(new byte[] { 0x00, 0x00, 0x00, 0x00 });
ByteBuffer buf = generator.generate(frame);
if (LOG.isDebugEnabled())
{
LOG.debug("writing out: {}",BufferUtil.toDetailString(buf));
}
BufferUtil.writeTo(buf,out);
out.flush();
if (frame.getOpCode() == OpCode.CLOSE)
{
// FIXME terminate the connection?
disconnect();
}
outgoing.output(null,null,frame);
}
public void writeRaw(ByteBuffer buf) throws IOException
{
LOG.debug("write(ByteBuffer->{})",BufferUtil.toDetailString(buf));
LOG.debug("write(ByteBuffer) {}",BufferUtil.toDetailString(buf));
BufferUtil.writeTo(buf,out);
}
public void writeRaw(String str) throws IOException
{
LOG.debug("write(String->{})",str);
LOG.debug("write((String)[{}]){}{})",str.length(),'\n',str);
out.write(StringUtil.getBytes(str,StringUtil.__ISO_8859_1));
}
}

3
jetty-websocket/websocket-server/src/test/java/org/eclipse/jetty/websocket/server/examples/BasicEchoSocket.java
View File

@ -19,6 +19,9 @@ import java.io.IOException;
import org.eclipse.jetty.websocket.api.WebSocketAdapter;
/**
* Example of a blocking echo websocket.
*/
public class BasicEchoSocket extends WebSocketAdapter
{
@Override

3
jetty-websocket/websocket-server/src/test/java/org/eclipse/jetty/websocket/server/examples/MyEchoSocket.java
View File

@ -19,6 +19,9 @@ import java.io.IOException;
import org.eclipse.jetty.websocket.api.WebSocketAdapter;
/**
* Example of a basic blocking echo socket.
*/
public class MyEchoSocket extends WebSocketAdapter
{
@Override

17
jetty-websocket/websocket-server/src/test/java/org/eclipse/jetty/websocket/server/helper/EchoServlet.java Normal file
View File

@ -0,0 +1,17 @@
package org.eclipse.jetty.websocket.server.helper;
import org.eclipse.jetty.websocket.server.WebSocketServerFactory;
import org.eclipse.jetty.websocket.server.WebSocketServlet;
/**
* Initialize a simple Echo websocket
*/
@SuppressWarnings("serial")
public class EchoServlet extends WebSocketServlet
{
@Override
public void registerWebSockets(WebSocketServerFactory factory)
{
factory.register(EchoSocket.class);
}
}

60
jetty-websocket/websocket-server/src/test/java/org/eclipse/jetty/websocket/server/helper/EchoSocket.java Normal file
View File

@ -0,0 +1,60 @@
package org.eclipse.jetty.websocket.server.helper;
import java.io.IOException;
import org.eclipse.jetty.util.FutureCallback;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
import org.eclipse.jetty.websocket.annotations.OnWebSocketConnect;
import org.eclipse.jetty.websocket.annotations.OnWebSocketMessage;
import org.eclipse.jetty.websocket.annotations.WebSocket;
import org.eclipse.jetty.websocket.api.WebSocketConnection;
/**
* Simple Echo WebSocket, using async writes of echo
*/
@WebSocket
public class EchoSocket
{
private static Logger LOG = Log.getLogger(EchoSocket.class);
private WebSocketConnection conn;
@OnWebSocketMessage
public void onBinary(byte buf[], int offset, int len)
{
LOG.debug("onBinary(byte[{}],{},{})",buf.length,offset,len);
// echo the message back.
try
{
this.conn.write(null,new FutureCallback<Void>(),buf,offset,len);
}
catch (IOException e)
{
e.printStackTrace(System.err);
}
}
@OnWebSocketConnect
public void onOpen(WebSocketConnection conn)
{
this.conn = conn;
}
@OnWebSocketMessage
public void onText(String message)
{
LOG.debug("onText({})",message);
// echo the message back.
try
{
this.conn.write(null,new FutureCallback<Void>(),message);
}
catch (IOException e)
{
e.printStackTrace(System.err);
}
}
}

9
jetty-websocket/websocket-server/src/test/resources/jetty-logging.properties
View File

@ -1,6 +1,9 @@
org.eclipse.jetty.util.log.class=org.eclipse.jetty.util.log.StdErrLog
org.eclipse.jetty.io.LEVEL=WARN
org.eclipse.jetty.server.LEVEL=WARN
# org.eclipse.jetty.io.SelectorManager.LEVEL=INFO
org.eclipse.jetty.websocket.LEVEL=INFO
# org.eclipse.jetty.websocket.generator.LEVEL=DEBUG
# org.eclipse.jetty.websocket.server.blockhead.LEVEL=DEBUG
org.eclipse.jetty.websocket.LEVEL=WARN
# org.eclipse.jetty.websocket.extensions.LEVEL=DEBUG
# org.eclipse.jetty.websocket.protocol.Generator.LEVEL=INFO
# org.eclipse.jetty.websocket.protocol.Parser.LEVEL=INFO
# org.eclipse.jetty.websocket.server.blockhead.LEVEL=INFO