@Override
public boolean process(SmppSimulatorSessionHandler session, Channel channel, Pdu pdu)
throws Exception {
// anything other than a bind is super bad!
if (!(pdu instanceof BaseBind)) {
if (pdu instanceof PduRequest) {
session.addPduToWriteOnNextPduReceived(
((PduRequest) pdu).createGenericNack(SmppConstants.STATUS_INVBNDSTS));
return true;
} else {
// logger.error("PDU response received, but not bound");
channel.close();
return true;
}
}
BaseBind bind = (BaseBind) pdu;
BaseBindResp bindResp = (BaseBindResp) bind.createResponse();
if (!bind.getSystemId().equals(systemId)) {
bindResp.setCommandStatus(SmppConstants.STATUS_INVSYSID);
} else if (!bind.getPassword().equals(password)) {
bindResp.setCommandStatus(SmppConstants.STATUS_INVPASWD);
}
session.addPduToWriteOnNextPduReceived(bindResp);
return true;
}
/**
* Logs out of the current IMAP session and releases all resources, including executor services.
*/
@Override
public synchronized void disconnect() {
try {
// If there is an error with the handler, dont bother logging out.
if (!mailClientHandler.isHalted()) {
if (mailClientHandler.idleRequested.get()) {
log.warn("Disconnect called while IDLE, leaving idle and logging out.");
done();
}
// Log out of the IMAP Server.
channel.write(". logout\n");
}
currentFolder = null;
} catch (Exception e) {
// swallow any exceptions.
} finally {
// Shut down all channels and exit (leave threadpools as is--for reconnects).
// The Netty channel close listener will fire a disconnect event to our client,
// automatically. See connect() for details.
try {
channel.close().awaitUninterruptibly(config.getTimeout(), TimeUnit.MILLISECONDS);
} catch (Exception e) {
// swallow any exceptions.
} finally {
mailClientHandler.idleAcknowledged.set(false);
mailClientHandler.disconnected();
if (disconnectListener != null) disconnectListener.disconnected();
}
}
}
protected void nuke() {
state = NodeConnectionState.NONE;
if (pendingFuture != null) pendingFuture.cancel();
if (nodeChannel != null) nodeChannel.close();
pendingFuture = null;
nodeChannel = null;
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
e.getCause().printStackTrace();
Channel channel = e.getChannel();
channel.close();
System.out.println("exceptionCaught...");
}
private void httpRequestReceived(HttpRequest request, Channel channel) {
HttpResponse response = getResponse(request);
eventBus.post(response);
channel.write(response);
channel.disconnect();
channel.close();
}
protected void sendRequest(
HttpRequest request,
SendRequestResultListener listener,
HttpResponseProcessor responseProcessor) {
if (isClosingOrClosed()) {
listener.onSendRequestFailure(request, new ClosedChannelException());
} else if (!isConnected()) {
listener.onSendRequestFailure(request, new RuntimeException("unable to send request"));
} else {
try {
setResponseProcessor(responseProcessor, listener);
} catch (DatabusException e) {
listener.onSendRequestFailure(request, e.getCause());
_channel.close();
return;
}
// Send the HTTP request.
if (_channel.isConnected()) {
// ChannelFuture future = _channel.write(request);
// future.addListener(new MySendRequestListener(request, listener));
_channel.write(request);
} else {
_log.error("disconnect on request: " + request.getUri());
listener.onSendRequestFailure(request, new ClosedChannelException());
}
}
}
public static void remoteCapiClose(Channel channel) {
try {
channel.close().await(DISCONNECT_TIMEOUT_SECONDS, TimeUnit.SECONDS);
} catch (InterruptedException e) {
// ignore
}
}
/** 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();
}
}
/**
* Closes the given channel
*
* @param channel the channel to close
*/
public static void close(Channel channel) {
if (channel != null) {
if (LOG.isTraceEnabled()) {
LOG.trace("Closing channel: " + channel);
}
channel.close().awaitUninterruptibly();
}
}
private void closeChannel() {
try {
channel.close();
} catch (Exception e) {
}
channel = null;
}
@Test
public void testTimeToSendMessages() throws Exception {
connectSender();
senderThread.join();
reportLatencies();
listenerChannel.close();
listenerChannel.unbind();
bootstrap.releaseExternalResources();
}
private void close(Channel channel) {
try {
channel
.getPipeline()
.getContext(NettyAsyncHttpProvider.class)
.setAttachment(new NettyAsyncHttpProvider.DiscardEvent());
channel.close();
} catch (Throwable t) {
// noop
}
}
/**
* Closes the given channel asynchronously
*
* @param channel the channel to close
*/
public static void close(Channel channel) {
if (channel != null) {
channel
.close()
.addListener(
new ChannelFutureListener() {
public void operationComplete(ChannelFuture future) {
LOG.trace("Channel closed: {}", future.getChannel());
}
});
}
}
@Override
public void releaseResource() {
try {
serverChannel.close().awaitUninterruptibly();
bootstrap.getFactory().releaseExternalResources();
bootstrap.releaseExternalResources();
} catch (Exception ex) {
logger.error(ex, ex);
}
logger.info("SocketMasterConnector releaseResource now.");
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
// avoid stack overflow when exception happens on close
if (TRUE != ctx.getAttachment()) {
ctx.setAttachment(TRUE);
// close channel and avoid warning logged by default exceptionCaught implementation
Channel channel = ctx.getChannel();
channel.close();
} else {
// log exception during close
super.exceptionCaught(ctx, e);
}
}
public void close() {
ChannelFuture close = channel.close().awaitUninterruptibly();
close.addListener(
new ChannelFutureListener() {
@Override
public void operationComplete(ChannelFuture future) throws Exception {
System.out.println("Closed.");
}
});
// Shut down thread pools to exit.
bootstrap.releaseExternalResources();
}
/** Closes the connection. Note: this method will block until the connection is actually closed */
@Override
public void close() {
_log.info("closing connection to: " + _server.getAddress());
final State newState = switchToClosing();
if (State.CLOSING != newState && State.CLOSED != newState) {
return;
}
if (null == _channel || !_channel.isConnected()) {
switchToClosed();
} else {
_channel.close();
awaitForCloseUninterruptibly();
}
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
if (httpChildChannel != null) {
HttpChildChannel httpChildChannel = this.httpChildChannel;
this.httpChildChannel = null;
if (httpChildChannel.setReadClosed() || httpChildChannel.setWriteClosed()) {
fireExceptionCaught(httpChildChannel, e.getCause());
fireChannelClosed(httpChildChannel);
}
}
Channel channel = ctx.getChannel();
channel.close();
}
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
final Channel channel = ctx.getChannel();
Message m = (Message) e.getMessage();
Tuple t = cb.receive(m);
if (m.type() == Type.DEREG) {
channel.close();
}
if (t != null) {
if (m.type() == Type.REG) {
PhysicalLocation pl = new PhysicalLocation(m.source().logId(), (Integer) t.get(0));
plMap.put(pl, channel);
ctx.setAttachment(pl);
}
Message rsp = new Message(m.type(), m.getAck(), m.destination(), m.source(), t);
channel.write(rsp);
}
}
@Override
public synchronized NettyWebServer stop() throws IOException {
if (channel != null) {
channel.close();
}
if (connectionTrackingHandler != null) {
connectionTrackingHandler.closeAllConnections();
connectionTrackingHandler = null;
}
if (bootstrap != null) {
bootstrap.releaseExternalResources();
}
for (ExecutorService executorService : executorServices) {
executorService.shutdown();
}
bootstrap = null;
return this;
}
@Override
protected void doStop() {
synchronized (serverChannels) {
if (serverChannels != null) {
for (Channel channel : serverChannels) {
channel.close().awaitUninterruptibly();
}
serverChannels = null;
}
}
if (serverOpenChannels != null) {
serverOpenChannels.close();
serverOpenChannels = null;
}
if (serverBootstrap != null) {
serverBootstrap.releaseExternalResources();
serverBootstrap = null;
}
}
/** The server has received a message. */
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) {
PaxosMessage msg;
// Get our consensus message and hand it back to the parent.
msg = (PaxosMessage) e.getMessage();
if (msg != null) {
// Try to get remote connection information.
// This is used if we need to update the network
// information later.
Channel channel = ctx.getChannel();
InetSocketAddress remote = (InetSocketAddress) channel.getRemoteAddress();
// Update the message with the remote address.
msg.setRemoteAddress(remote.getAddress().getHostAddress());
// Update the client.
updateCallback(msg);
// Close the channel so that we don't leak descriptors.
channel.close();
}
}
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
Channel ch = ctx.getChannel();
if (!handshaker.isHandshakeComplete()) {
handshaker.finishHandshake(ch, (HttpResponse) e.getMessage());
handler.onConnect();
return;
}
if (e.getMessage() instanceof HttpResponse) {
HttpResponse response = (HttpResponse) e.getMessage();
String message =
"Unexpected HttpResponse (status="
+ response.getStatus()
+ ", content="
+ response.getContent().toString(CharsetUtil.UTF_8)
+ ')';
log.error(String.format("Web socket client: %s", message));
throw new Exception(message);
}
WebSocketFrame frame = (WebSocketFrame) e.getMessage();
if (frame instanceof TextWebSocketFrame) {
TextWebSocketFrame textFrame = (TextWebSocketFrame) frame;
try {
handler.onReceive(MAPPER.parseObject(textFrame.getText()));
} catch (Exception e1) {
log.error("Error while decoding JSON websocket message", e1);
}
} else if (frame instanceof PongWebSocketFrame) {
} else if (frame instanceof CloseWebSocketFrame) {
ch.close();
}
}
public synchronized void connect() {
if (this.connected) {
return;
}
logger.info("client is connecting to " + this.host + ":" + this.port);
ChannelFuture future = null;
try {
future = bootstrap.connect(new InetSocketAddress(host, port));
if (future.awaitUninterruptibly(connectTimeout, TimeUnit.MILLISECONDS)) {
if (future.isSuccess()) {
Channel newChannel = future.getChannel();
try {
// 关闭旧的连接
Channel oldChannel = this.channel;
if (oldChannel != null) {
logger.info("close old netty channel " + oldChannel);
try {
oldChannel.close();
} catch (Throwable t) {
}
}
} finally {
this.channel = newChannel;
}
logger.info("client is connected to " + this.host + ":" + this.port);
this.connected = true;
} else {
logger.info("client is not connected to " + this.host + ":" + this.port);
}
} else {
logger.info("timeout while connecting to " + this.host + ":" + this.port);
}
} catch (Throwable e) {
logger.info("error while connecting to " + this.host + ":" + this.port, e);
}
}
@Test
@SuppressWarnings("deprecation")
public void testCompatibleObjectEcho() throws Throwable {
ServerBootstrap sb = new ServerBootstrap(newServerSocketChannelFactory(executor));
ClientBootstrap cb = new ClientBootstrap(newClientSocketChannelFactory(executor));
EchoHandler sh = new EchoHandler();
EchoHandler ch = new EchoHandler();
sb.getPipeline().addLast("decoder", new CompatibleObjectDecoder());
sb.getPipeline().addLast("encoder", new CompatibleObjectEncoder());
sb.getPipeline().addLast("handler", sh);
cb.getPipeline().addLast("decoder", new CompatibleObjectDecoder());
cb.getPipeline().addLast("encoder", new CompatibleObjectEncoder());
cb.getPipeline().addLast("handler", ch);
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();
for (String element : data) {
cc.write(element);
}
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();
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();
}
}
/** Close the connection */
public void close() {
channel.close();
}
public ChannelFuture close() {
return channel.close();
}
public void disconnect() {
channel.write(new DisconnectMessage()).awaitUninterruptibly();
channel.close().awaitUninterruptibly();
bootstrap.releaseExternalResources();
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) {
e.getCause().printStackTrace();
Channel ch = e.getChannel();
ch.close();
}
public static void main(String[] args) {
final int payloadSize = 100;
int CYCLE_SIZE = 50000;
final long NUMBER_OF_ITERATIONS = 500000;
ChannelBuffer message = ChannelBuffers.buffer(100);
for (int i = 0; i < message.capacity(); i++) {
message.writeByte((byte) i);
}
// Configure the server.
ServerBootstrap serverBootstrap =
new ServerBootstrap(
new NioServerSocketChannelFactory(
Executors.newCachedThreadPool(), Executors.newCachedThreadPool()));
// Set up the pipeline factory.
serverBootstrap.setPipelineFactory(
new ChannelPipelineFactory() {
@Override
public ChannelPipeline getPipeline() throws Exception {
return Channels.pipeline(new EchoServerHandler());
}
});
// Bind and start to accept incoming connections.
serverBootstrap.bind(new InetSocketAddress(9000));
ClientBootstrap clientBootstrap =
new ClientBootstrap(
new NioClientSocketChannelFactory(
Executors.newCachedThreadPool(), Executors.newCachedThreadPool()));
// ClientBootstrap clientBootstrap = new ClientBootstrap(
// new OioClientSocketChannelFactory(Executors.newCachedThreadPool()));
// Set up the pipeline factory.
final EchoClientHandler clientHandler = new EchoClientHandler();
clientBootstrap.setPipelineFactory(
new ChannelPipelineFactory() {
@Override
public ChannelPipeline getPipeline() throws Exception {
return Channels.pipeline(clientHandler);
}
});
// Start the connection attempt.
ChannelFuture future = clientBootstrap.connect(new InetSocketAddress("localhost", 9000));
future.awaitUninterruptibly();
Channel clientChannel = future.getChannel();
System.out.println("Warming up...");
for (long i = 0; i < 10000; i++) {
clientHandler.latch = new CountDownLatch(1);
clientChannel.write(message);
try {
clientHandler.latch.await();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
System.out.println("Warmed up");
long start = System.currentTimeMillis();
long cycleStart = System.currentTimeMillis();
for (long i = 1; i < NUMBER_OF_ITERATIONS; i++) {
clientHandler.latch = new CountDownLatch(1);
clientChannel.write(message);
try {
clientHandler.latch.await();
} catch (InterruptedException e) {
e.printStackTrace();
}
if ((i % CYCLE_SIZE) == 0) {
long cycleEnd = System.currentTimeMillis();
System.out.println(
"Ran 50000, TPS " + (CYCLE_SIZE / ((double) (cycleEnd - cycleStart) / 1000)));
cycleStart = cycleEnd;
}
}
long end = System.currentTimeMillis();
long seconds = (end - start) / 1000;
System.out.println(
"Ran ["
+ NUMBER_OF_ITERATIONS
+ "] iterations, payload ["
+ payloadSize
+ "]: took ["
+ seconds
+ "], TPS: "
+ ((double) NUMBER_OF_ITERATIONS) / seconds);
clientChannel.close().awaitUninterruptibly();
clientBootstrap.releaseExternalResources();
serverBootstrap.releaseExternalResources();
}