public synchronized void start() {
xnio = Xnio.getInstance(Undertow.class.getClassLoader());
channels = new ArrayList<>();
try {
worker =
xnio.createWorker(
OptionMap.builder()
.set(Options.WORKER_IO_THREADS, ioThreads)
.set(Options.CONNECTION_HIGH_WATER, 1000000)
.set(Options.CONNECTION_LOW_WATER, 1000000)
.set(Options.WORKER_TASK_CORE_THREADS, workerThreads)
.set(Options.WORKER_TASK_MAX_THREADS, workerThreads)
.set(Options.TCP_NODELAY, true)
.set(Options.CORK, true)
.addAll(workerOptions)
.getMap());
OptionMap socketOptions =
OptionMap.builder()
.set(Options.WORKER_IO_THREADS, ioThreads)
.set(Options.TCP_NODELAY, true)
.set(Options.REUSE_ADDRESSES, true)
.set(Options.BALANCING_TOKENS, 1)
.set(Options.BALANCING_CONNECTIONS, 2)
.set(Options.BACKLOG, 1000)
.addAll(this.socketOptions)
.getMap();
Pool<ByteBuffer> buffers =
new ByteBufferSlicePool(
directBuffers
? BufferAllocator.DIRECT_BYTE_BUFFER_ALLOCATOR
: BufferAllocator.BYTE_BUFFER_ALLOCATOR,
bufferSize,
bufferSize * buffersPerRegion);
for (ListenerConfig listener : listeners) {
final HttpHandler rootHandler =
listener.rootHandler != null ? listener.rootHandler : this.rootHandler;
if (listener.type == ListenerType.AJP) {
AjpOpenListener openListener = new AjpOpenListener(buffers, serverOptions);
openListener.setRootHandler(rootHandler);
ChannelListener<AcceptingChannel<StreamConnection>> acceptListener =
ChannelListeners.openListenerAdapter(openListener);
AcceptingChannel<? extends StreamConnection> server =
worker.createStreamConnectionServer(
new InetSocketAddress(Inet4Address.getByName(listener.host), listener.port),
acceptListener,
socketOptions);
server.resumeAccepts();
channels.add(server);
} else {
OptionMap undertowOptions =
OptionMap.builder()
.set(UndertowOptions.BUFFER_PIPELINED_DATA, true)
.addAll(serverOptions)
.getMap();
if (listener.type == ListenerType.HTTP) {
HttpOpenListener openListener = new HttpOpenListener(buffers, undertowOptions);
openListener.setRootHandler(rootHandler);
ChannelListener<AcceptingChannel<StreamConnection>> acceptListener =
ChannelListeners.openListenerAdapter(openListener);
AcceptingChannel<? extends StreamConnection> server =
worker.createStreamConnectionServer(
new InetSocketAddress(Inet4Address.getByName(listener.host), listener.port),
acceptListener,
socketOptions);
server.resumeAccepts();
channels.add(server);
} else if (listener.type == ListenerType.HTTPS) {
ChannelListener<StreamConnection> openListener;
HttpOpenListener httpOpenListener = new HttpOpenListener(buffers, undertowOptions);
httpOpenListener.setRootHandler(rootHandler);
boolean spdy = serverOptions.get(UndertowOptions.ENABLE_SPDY, false);
boolean http2 = serverOptions.get(UndertowOptions.ENABLE_HTTP2, false);
if (spdy || http2) {
AlpnOpenListener alpn =
new AlpnOpenListener(buffers, undertowOptions, httpOpenListener);
if (spdy) {
SpdyOpenListener spdyListener =
new SpdyOpenListener(
buffers,
new ByteBufferSlicePool(BufferAllocator.BYTE_BUFFER_ALLOCATOR, 1024, 1024),
undertowOptions);
spdyListener.setRootHandler(rootHandler);
alpn.addProtocol(SpdyOpenListener.SPDY_3_1, spdyListener, 5);
}
if (http2) {
Http2OpenListener http2Listener = new Http2OpenListener(buffers, undertowOptions);
http2Listener.setRootHandler(rootHandler);
alpn.addProtocol(Http2OpenListener.HTTP2, http2Listener, 10);
alpn.addProtocol(Http2OpenListener.HTTP2_14, http2Listener, 7);
}
openListener = alpn;
} else {
openListener = httpOpenListener;
}
ChannelListener<AcceptingChannel<StreamConnection>> acceptListener =
ChannelListeners.openListenerAdapter(openListener);
XnioSsl xnioSsl;
if (listener.sslContext != null) {
xnioSsl =
new UndertowXnioSsl(
xnio,
OptionMap.create(Options.USE_DIRECT_BUFFERS, true),
listener.sslContext);
} else {
xnioSsl =
xnio.getSslProvider(
listener.keyManagers,
listener.trustManagers,
OptionMap.create(Options.USE_DIRECT_BUFFERS, true));
}
AcceptingChannel<SslConnection> sslServer =
xnioSsl.createSslConnectionServer(
worker,
new InetSocketAddress(Inet4Address.getByName(listener.host), listener.port),
(ChannelListener) acceptListener,
socketOptions);
sslServer.resumeAccepts();
channels.add(sslServer);
}
}
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
