private ChannelFuture sendFile(ChannelHandlerContext ctx, Channel ch, FileChunk file)
throws IOException {
RandomAccessFile raf;
try {
raf = new RandomAccessFile(file.getFile(), "r");
} catch (FileNotFoundException fnfe) {
return null;
}
ChannelFuture writeFuture;
if (ch.getPipeline().get(SslHandler.class) != null) {
// Cannot use zero-copy with HTTPS.
writeFuture = ch.write(new ChunkedFile(raf, file.startOffset(), file.length(), 8192));
} else {
// No encryption - use zero-copy.
final FileRegion region =
new DefaultFileRegion(raf.getChannel(), file.startOffset(), file.length());
writeFuture = ch.write(region);
writeFuture.addListener(
new ChannelFutureListener() {
public void operationComplete(ChannelFuture future) {
region.releaseExternalResources();
}
});
}
return writeFuture;
}
public void run() {
// Configure the client.
ClientBootstrap bootstrap =
new ClientBootstrap(
new NioClientSocketChannelFactory(
Executors.newCachedThreadPool(), Executors.newCachedThreadPool()));
// Set up the event pipeline factory.
bootstrap.setPipelineFactory(new FactorialClientPipelineFactory(count));
// Make a new connection.
ChannelFuture connectFuture = bootstrap.connect(new InetSocketAddress(host, port));
// Wait until the connection is made successfully.
Channel channel = connectFuture.awaitUninterruptibly().getChannel();
// Get the handler instance to retrieve the answer.
FactorialClientHandler handler = (FactorialClientHandler) channel.getPipeline().getLast();
// Print out the answer.
System.err.format("Factorial of %,d is: %,d", count, handler.getFactorial());
// Shut down all thread pools to exit.
bootstrap.releaseExternalResources();
}
/**
* {@inheritDoc}
*
* @see
* org.helios.apmrouter.jmx.mbeanserver.MBeanServerConnectionAdmin#closeMBeanServerConnection()
*/
@Override
public void closeMBeanServerConnection() {
channel.getPipeline().remove(getClass().getSimpleName());
if (listener != null) {
listener.onClose();
}
}
@SuppressWarnings("unchecked")
@Override
public SMTPClientFuture<FutureResult<me.normanmaurer.niosmtp.transport.FutureResult.Void>>
startTLS() {
if (!isEncrypted()) {
final SMTPClientFutureImpl<FutureResult<me.normanmaurer.niosmtp.transport.FutureResult.Void>>
future =
new SMTPClientFutureImpl<
FutureResult<me.normanmaurer.niosmtp.transport.FutureResult.Void>>(false);
SslHandler sslHandler = new SslHandler(engine, false);
channel.getPipeline().addFirst(SSL_HANDLER_KEY, sslHandler);
sslHandler
.handshake()
.addListener(
new ChannelFutureListener() {
@Override
public void operationComplete(ChannelFuture cfuture) throws Exception {
if (cfuture.isSuccess()) {
future.setResult(FutureResult.createVoid());
} else {
future.setResult(FutureResult.create(cfuture.getCause()));
}
}
});
return future;
} else {
return new ReadySMTPClientFuture<
FutureResult<me.normanmaurer.niosmtp.transport.FutureResult.Void>>(
this, FutureResult.create(STARTTLS_EXCEPTION));
}
}
public void sendRequest(MetaInfo meta) {
System.out.println(Thread.currentThread().getId() + " start sendRequest");
URI uri = null;
try {
System.out.println(meta.getParams());
uri = new URI(meta.getUrl());
} catch (URISyntaxException e) {
e.printStackTrace(); // To change body of catch statement use File | Settings | File
// Templates.
}
String host = uri.getHost();
int port = 80;
HttpRequest request =
new DefaultHttpRequest(
HttpVersion.HTTP_1_1, HttpMethod.valueOf(meta.getMethod()), uri.toASCIIString());
meta.buildHttpRequestHeader(request);
ChannelFuture future = bootstrap.connect(new InetSocketAddress(host, port));
Channel channel = future.getChannel();
channel.getPipeline().addLast("handler", new DownloaderHandler());
GlobalVar.metaInfoVar.set(channel, meta);
future.addListener(new ConnectOk(request));
channel.getCloseFuture().awaitUninterruptibly().addListener(new ConnectClose());
System.out.println(Thread.currentThread().getId() + " end sendRequest");
}
/** Close the connection. */
public synchronized void close() {
if (!closed && channel != null) {
ConnectionWatchdog watchdog = channel.getPipeline().get(ConnectionWatchdog.class);
watchdog.setReconnect(false);
closed = true;
channel.close();
}
}
protected void setupNewChannel(RpcChannel rpcChannel) {
Channel channel = rpcChannel.getChannel();
RpcMessageHandler handler = (RpcMessageHandler) channel.getPipeline().get("handler");
handler.setChannel(rpcChannel);
rpcChannel.setServiceMap(Collections.unmodifiableMap(services));
if (newChannelCallback != null) {
newChannelCallback.run(rpcChannel);
}
}
private <T> Response<T> sendRequest(
RequestType type,
SlaveContext slaveContext,
Serializer serializer,
Deserializer<T> deserializer) {
// TODO Refactor, break into smaller methods
Triplet<Channel, ChannelBuffer, ByteBuffer> channelContext = null;
try {
// Send 'em over the wire
channelContext = getChannel();
Channel channel = channelContext.first();
ChannelBuffer buffer = channelContext.second();
buffer.clear();
buffer = new ChunkingChannelBuffer(buffer, channel, MAX_FRAME_LENGTH);
buffer.writeByte(type.ordinal());
if (type.includesSlaveContext()) {
writeSlaveContext(buffer, slaveContext);
}
serializer.write(buffer, channelContext.third());
if (buffer.writerIndex() > 0) {
channel.write(buffer);
}
// Read the response
@SuppressWarnings("unchecked")
BlockingReadHandler<ChannelBuffer> reader =
(BlockingReadHandler<ChannelBuffer>) channel.getPipeline().get("blockingHandler");
final Triplet<Channel, ChannelBuffer, ByteBuffer> finalChannelContext = channelContext;
DechunkingChannelBuffer dechunkingBuffer =
new DechunkingChannelBuffer(reader) {
@Override
protected ChannelBuffer readNext() {
ChannelBuffer result = super.readNext();
if (result == null) {
channelPool.dispose(finalChannelContext);
throw new HaCommunicationException("Channel has been closed");
}
return result;
}
};
T response = deserializer.read(dechunkingBuffer);
TransactionStream txStreams =
type.includesSlaveContext()
? readTransactionStreams(dechunkingBuffer)
: TransactionStream.EMPTY;
return new Response<T>(response, txStreams);
} catch (ClosedChannelException e) {
channelPool.dispose(channelContext);
throw new HaCommunicationException(e);
} catch (IOException e) {
throw new HaCommunicationException(e);
} catch (InterruptedException e) {
throw new HaCommunicationException(e);
} catch (Exception e) {
throw new HaCommunicationException(e);
}
}
/**
* Shutdown this client and close all open connections. The client should be discarded after
* calling shutdown.
*/
public void shutdown() {
for (Channel c : channels) {
ChannelPipeline pipeline = c.getPipeline();
RedisAsyncConnection<?, ?> connection = pipeline.get(RedisAsyncConnection.class);
connection.close();
}
ChannelGroupFuture future = channels.close();
future.awaitUninterruptibly();
bootstrap.releaseExternalResources();
}
private void addHandler(SimpleChannelUpstreamHandler handler) {
ChannelPipeline cp = channel.getPipeline();
int count = futureCount.incrementAndGet();
String oldHandler = "futureHandler" + (count - 1);
if (count == 1 || cp.get(oldHandler) == null) {
cp.addBefore("callback", "futureHandler" + count, handler);
} else {
cp.addBefore(oldHandler, "futureHandler" + count, handler);
}
}
private void close(Channel channel) {
try {
channel
.getPipeline()
.getContext(NettyAsyncHttpProvider.class)
.setAttachment(new NettyAsyncHttpProvider.DiscardEvent());
channel.close();
} catch (Throwable t) {
// noop
}
}
private ChannelFuture sendFile(ChannelHandlerContext ctx, Channel ch, FileChunk file)
throws IOException {
RandomAccessFile spill;
try {
spill = new RandomAccessFile(file.getFile(), "r");
} catch (FileNotFoundException e) {
LOG.info(file.getFile() + " not found");
return null;
}
ChannelFuture writeFuture;
if (ch.getPipeline().get(SslHandler.class) == null) {
final FadvisedFileRegion partition =
new FadvisedFileRegion(
spill,
file.startOffset,
file.length(),
manageOsCache,
readaheadLength,
readaheadPool,
file.getFile().getAbsolutePath());
writeFuture = ch.write(partition);
writeFuture.addListener(
new ChannelFutureListener() {
// TODO error handling; distinguish IO/connection failures,
// attribute to appropriate spill output
@Override
public void operationComplete(ChannelFuture future) {
partition.releaseExternalResources();
}
});
} else {
// HTTPS cannot be done with zero copy.
final FadvisedChunkedFile chunk =
new FadvisedChunkedFile(
spill,
file.startOffset,
file.length,
sslFileBufferSize,
manageOsCache,
readaheadLength,
readaheadPool,
file.getFile().getAbsolutePath());
writeFuture = ch.write(chunk);
}
metrics.shuffleConnections.incr();
metrics.shuffleOutputBytes.incr(file.length); // optimistic
return writeFuture;
}
protected void setResponseProcessor(
HttpResponseProcessor responseProcessor, SendRequestResultListener l)
throws DatabusException {
_handler.setResponseProcessor(responseProcessor);
_handler.setRequestListener(l);
/*
if (null != _channel)
{
ChannelPipeline channelPipeline = _channel.getPipeline();
channelPipeline.replace("handler", "handler", _handler);
}
*/
assert (_channel != null);
assert (_channel.getPipeline().get("handler") != null);
}
public NettySMTPClientSession(
Channel channel,
Logger logger,
SMTPClientConfig config,
SMTPDeliveryMode mode,
SSLEngine engine) {
super(
logger,
config,
mode,
(InetSocketAddress) channel.getLocalAddress(),
(InetSocketAddress) channel.getRemoteAddress());
this.channel = channel;
channel
.getPipeline()
.addBefore(IDLE_HANDLER_KEY, "callback", new CloseHandler(closeFuture, logger));
this.engine = engine;
}
/**
* Creates a new AgentMBeanServerConnectionFactory
*
* @param builder The AgentMBeanServerConnectionFactory builder
*/
protected AgentMBeanServerConnectionFactory(Builder builder) {
this.channel = builder.channel;
this.remoteAddress =
builder.remoteAddress == null ? this.channel.getRemoteAddress() : builder.remoteAddress;
this.timeout = builder.timeout;
this.listener = builder.listener;
this.domain = builder.domain;
if ("DefaultDomain".equals(domain)) {
domainInfoData = new byte[] {0};
} else {
byte[] domainBytes = domain.getBytes();
domainInfoData = new byte[domainBytes.length + 1];
domainInfoData[0] = (byte) domainBytes.length;
System.arraycopy(domainBytes, 0, domainInfoData, 1, domainBytes.length);
}
if (channel.getPipeline().get(getClass().getSimpleName()) == null) {
this.channel.getPipeline().addFirst(getClass().getSimpleName(), responseHandler);
// LoggingHandler logg = new LoggingHandler(InternalLogLevel.ERROR, true);
// this.channel.getPipeline().addFirst("logger", logg);
}
}
public void run(Timeout timeout) {
if (isClosed.get()) return;
Object attachment =
channel.getPipeline().getContext(NettyAsyncHttpProvider.class).getAttachment();
if (attachment != null) {
if (NettyResponseFuture.class.isAssignableFrom(attachment.getClass())) {
NettyResponseFuture<?> future = (NettyResponseFuture<?>) attachment;
if (!future.isDone() && !future.isCancelled()) {
log.warn("Future not in appropriate state {}", future);
return;
}
}
}
if (activeChannels.remove(channel)) {
log.debug("Channel idle. Expiring {}", channel);
close(channel);
}
timeout.cancel();
}
/** {@inheritDoc} */
public boolean offer(String uri, Channel channel) {
if (!provider.getConfig().isSslConnectionPoolEnabled() && uri.startsWith("https")) {
return false;
}
log.debug("Adding uri: {} for channel {}", uri, channel);
channel
.getPipeline()
.getContext(NettyAsyncHttpProvider.class)
.setAttachment(new NettyAsyncHttpProvider.DiscardEvent());
ConcurrentLinkedQueue<Channel> pooledConnectionForHost = connectionsPool.get(uri);
if (pooledConnectionForHost == null) {
ConcurrentLinkedQueue<Channel> newPool = new ConcurrentLinkedQueue<Channel>();
connectionsPool.putIfAbsent(uri, newPool);
pooledConnectionForHost = connectionsPool.get(uri);
}
boolean added;
int size = pooledConnectionForHost.size();
if (config.getMaxConnectionPerHost() == -1 || size < config.getMaxConnectionPerHost()) {
added = pooledConnectionForHost.add(channel);
if (added) {
Timeout t =
timer.newTimeout(
new IdleRunner(channel, pooledConnectionForHost),
config.getIdleConnectionInPoolTimeoutInMs(),
TimeUnit.MILLISECONDS);
trackedIdleConnections.put(channel, t);
log.debug("ConnectionsPool increment totalConnections {}", trackedIdleConnections.size());
}
} else {
log.debug("Maximum connections per hosts reached {}", config.getMaxConnectionPerHost());
added = false;
}
return added;
}
@Test
public void testSslEcho() throws Throwable {
ServerBootstrap sb =
new ServerBootstrap(newServerSocketChannelFactory(Executors.newCachedThreadPool()));
ClientBootstrap cb =
new ClientBootstrap(newClientSocketChannelFactory(Executors.newCachedThreadPool()));
EchoHandler sh = new EchoHandler(true);
EchoHandler ch = new EchoHandler(false);
SSLEngine sse = SecureChatSslContextFactory.getServerContext().createSSLEngine();
SSLEngine cse = SecureChatSslContextFactory.getClientContext().createSSLEngine();
sse.setUseClientMode(false);
cse.setUseClientMode(true);
// Workaround for blocking I/O transport write-write dead lock.
sb.setOption("receiveBufferSize", 1048576);
sb.setOption("receiveBufferSize", 1048576);
sb.getPipeline().addFirst("ssl", new SslHandler(sse));
sb.getPipeline().addLast("handler", sh);
cb.getPipeline().addFirst("ssl", new SslHandler(cse));
cb.getPipeline().addLast("handler", ch);
ExecutorService eventExecutor = null;
if (isExecutorRequired()) {
eventExecutor = new OrderedMemoryAwareThreadPoolExecutor(16, 0, 0);
sb.getPipeline().addFirst("executor", new ExecutionHandler(eventExecutor));
cb.getPipeline().addFirst("executor", new ExecutionHandler(eventExecutor));
}
Channel sc = sb.bind(new InetSocketAddress(0));
int port = ((InetSocketAddress) sc.getLocalAddress()).getPort();
ChannelFuture ccf = cb.connect(new InetSocketAddress(TestUtil.getLocalHost(), port));
ccf.awaitUninterruptibly();
if (!ccf.isSuccess()) {
logger.error("Connection attempt failed", ccf.getCause());
sc.close().awaitUninterruptibly();
}
assertTrue(ccf.isSuccess());
Channel cc = ccf.getChannel();
ChannelFuture hf = cc.getPipeline().get(SslHandler.class).handshake();
hf.awaitUninterruptibly();
if (!hf.isSuccess()) {
logger.error("Handshake failed", hf.getCause());
sh.channel.close().awaitUninterruptibly();
ch.channel.close().awaitUninterruptibly();
sc.close().awaitUninterruptibly();
}
assertTrue(hf.isSuccess());
for (int i = 0; i < data.length; ) {
int length = Math.min(random.nextInt(1024 * 64), data.length - i);
cc.write(ChannelBuffers.wrappedBuffer(data, i, length));
i += length;
}
while (ch.counter < data.length) {
if (sh.exception.get() != null) {
break;
}
if (ch.exception.get() != null) {
break;
}
try {
Thread.sleep(1);
} catch (InterruptedException e) {
// Ignore.
}
}
while (sh.counter < data.length) {
if (sh.exception.get() != null) {
break;
}
if (ch.exception.get() != null) {
break;
}
try {
Thread.sleep(1);
} catch (InterruptedException e) {
// Ignore.
}
}
sh.channel.close().awaitUninterruptibly();
ch.channel.close().awaitUninterruptibly();
sc.close().awaitUninterruptibly();
cb.shutdown();
sb.shutdown();
cb.releaseExternalResources();
sb.releaseExternalResources();
if (eventExecutor != null) {
eventExecutor.shutdown();
}
if (sh.exception.get() != null && !(sh.exception.get() instanceof IOException)) {
throw sh.exception.get();
}
if (ch.exception.get() != null && !(ch.exception.get() instanceof IOException)) {
throw ch.exception.get();
}
if (sh.exception.get() != null) {
throw sh.exception.get();
}
if (ch.exception.get() != null) {
throw ch.exception.get();
}
}
@Override
public boolean isEncrypted() {
return channel.getPipeline().get(SslHandler.class) != null;
}
/**
* {@inheritDoc}
*
* @see java.lang.reflect.InvocationHandler#invoke(java.lang.Object, java.lang.reflect.Method,
* java.lang.Object[])
*/
@Override
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
if (MBeanServerConnection.class != method.getDeclaringClass()) {
return method.invoke(Modifier.isStatic(method.getModifiers()) ? null : this, args);
}
if (channel.getPipeline().get(getClass().getSimpleName()) == null) {
throw new IOException("This MBeanServerConnection has been closed", new Throwable());
}
// SimpleLogger.debug("MBeanServerConnection [", method.getName(), "] Payload Size [",
// sargs.length+6+4, "]");
final int reqId = requestId.incrementAndGet();
if ("addNotificationListener".equals(method.getName())
&& !method.getParameterTypes()[1].equals(ObjectName.class)) {
NotificationListener listener = (NotificationListener) args[1];
args[1] = reqId;
addRegisteredListener(reqId, listener);
} else if ("removeNotificationListener".equals(method.getName())
&& !method.getParameterTypes()[1].equals(ObjectName.class)) {
removeRegisteredListener((NotificationListener) args[1]);
args = new Object[0];
}
byte[] sargs = getOutput(args);
ChannelBuffer cb =
ChannelBuffers.directBuffer(1 + domainInfoData.length + 4 + 1 + 4 + sargs.length);
cb.writeByte(OpCode.JMX_REQUEST.op()); // 1
cb.writeBytes(domainInfoData); // domain data
cb.writeInt(reqId); // 4
cb.writeByte(methodToKey.get(method)); // 1
cb.writeInt(sargs.length); // 4
cb.writeBytes(sargs); // sargs.length
if (listener == null) {
synchTimeoutMap.addListener(
new TimeoutListener<Integer, CountDownLatch>() {
@Override
public void onTimeout(Integer key, CountDownLatch value) {
if (reqId == key) {
synchTimeoutMap.remove(key);
synchTimeoutMap.removeListener(this);
onSynchronousResponse(
reqId,
new IOException(
"Operation timed out after [" + timeout + "] ms.", new Throwable()));
}
}
});
} else {
asynchTimeoutMap.put(reqId, listener, timeout);
asynchTimeoutMap.addListener(
new TimeoutListener<Integer, AsynchJMXResponseListener>() {
@Override
public void onTimeout(Integer key, AsynchJMXResponseListener value) {
if (reqId == key) {
asynchTimeoutMap.remove(key);
listener.onTimeout(reqId, timeout);
asynchTimeoutMap.removeListener(this);
}
}
});
}
channel
.write(cb, remoteAddress)
.addListener(
new ChannelFutureListener() {
@Override
public void operationComplete(ChannelFuture future) throws Exception {
if (future.isSuccess()) {
SimpleLogger.debug("Sent JMX Request to [", remoteAddress, "]");
} else {
SimpleLogger.error(
"Failed to send JMX Request to [", remoteAddress, "]", future.getCause());
}
}
});
if (listener == null) {
waitForSynchronousResponse(reqId, timeout);
Object result = synchResultMap.get(reqId);
if (result != null && result instanceof Throwable) {
throw (Throwable) result;
}
return result;
}
return null;
}
public ChannelPipeline getPipeline() {
return channel.getPipeline();
}
protected boolean isSSL() {
return channel.getPipeline().get(SslHandler.class) != null;
}
public ServerImpl(NetworkSystemImpl system, Channel channel) {
this.channel = channel;
metricsSource = (NetMetricSource) channel.getPipeline().get(MetricRecordingHandler.NAME);
this.networkSystem = system;
this.time = (EngineTime) CoreRegistry.get(Time.class);
}
