public SocksServer(int port) throws IOException {
this.port = port;
server = new ServerSocket();
if (port == 0) {
server.bind(null);
this.port = server.getLocalPort();
} else {
server.bind(new InetSocketAddress(port));
}
}
public static void main(String[] args) {
try {
System.out.println("Creando socket servidor");
ServerSocket serverSocket = new ServerSocket();
System.out.println("Realizando el enlace");
InetSocketAddress addr = new InetSocketAddress("localhost", 5555);
serverSocket.bind(addr);
System.out.println("Aceptando conexiones");
Socket newSocket = serverSocket.accept();
System.out.println("Conexión recibida");
InputStream is = newSocket.getInputStream();
OutputStream os = newSocket.getOutputStream();
byte[] mensaje = new byte[25];
is.read(mensaje);
System.out.println("Mensaje recibido: " + new String(mensaje));
System.out.println("Cerrando el nuevo socket");
newSocket.close();
System.out.println("Cerrando el socket servidor");
serverSocket.close();
System.out.println("Terminado");
} catch (IOException e) {
e.printStackTrace();
}
}
public void connectAndFormStreams() throws Exception {
serverSocket = new ServerSocket();
serverSocket.setReuseAddress(true);
serverSocket.bind(new InetSocketAddress(listeningPortNumber));
while (!Thread.interrupted()) {
Log.i("Connect", "Before accept()");
s = serverSocket.accept();
Log.i("Connect", "after accept");
is = s.getInputStream();
InputStreamReader isr = new InputStreamReader(is);
br = new BufferedReader(isr);
Thread serverThread = new Thread(this);
serverThread.start();
}
s.close();
serverSocket.close();
}
public void startServer() throws IOException {
serverSock = new ServerSocket();
serverSock.bind(new InetSocketAddress(ip, port));
System.out.println("You have connected");
while (true) {
Socket socket = serverSock.accept(); // Remember that .accept is a blocking call.
handleClient(socket);
}
}
/*
* Listen on the specified address and port. Return a listener
* that encapsulates the ServerSocket.
*/
ListenKey startListening(String localaddress, int port) throws IOException {
InetSocketAddress sa;
if (localaddress == null) {
sa = new InetSocketAddress(port);
} else {
sa = new InetSocketAddress(localaddress, port);
}
ServerSocket ss = new ServerSocket();
ss.bind(sa);
return new SocketListenKey(ss);
}
public String receiveMessage() {
try {
if (receiveSocket.equals(null)) receiveSocket = new ServerSocket(port);
socket = receiveSocket.accept();
// start of added code
receiveSocket.setReuseAddress(true);
receiveSocket.bind(new InetSocketAddress("localhost", port));
// End of added code
BufferedReader reader = new BufferedReader(new InputStreamReader(socket.getInputStream()));
return new String(reader.readLine());
} catch (Exception e) {
return "";
}
}
/** {@inheritDoc} */
@Override
public void start() throws IgniteCheckedException {
IpcSharedMemoryNativeLoader.load(log);
pid = IpcSharedMemoryUtils.pid();
if (pid == -1) throw new IpcEndpointBindException("Failed to get PID of the current process.");
if (size <= 0) throw new IpcEndpointBindException("Space size should be positive: " + size);
String tokDirPath = this.tokDirPath;
if (F.isEmpty(tokDirPath)) throw new IpcEndpointBindException("Token directory path is empty.");
tokDirPath = tokDirPath + '/' + locNodeId.toString() + '-' + IpcSharedMemoryUtils.pid();
tokDir = U.resolveWorkDirectory(tokDirPath, false);
if (port <= 0 || port >= 0xffff)
throw new IpcEndpointBindException("Port value is illegal: " + port);
try {
srvSock = new ServerSocket();
// Always bind to loopback.
srvSock.bind(new InetSocketAddress("127.0.0.1", port));
} catch (IOException e) {
// Although empty socket constructor never throws exception, close it just in case.
U.closeQuiet(srvSock);
throw new IpcEndpointBindException(
"Failed to bind shared memory IPC endpoint (is port already " + "in use?): " + port, e);
}
gcWorker = new GcWorker(gridName, "ipc-shmem-gc", log);
new IgniteThread(gcWorker).start();
if (log.isInfoEnabled())
log.info(
"IPC shared memory server endpoint started [port="
+ port
+ ", tokDir="
+ tokDir.getAbsolutePath()
+ ']');
}
private void doBind(InetSocketAddress addr) throws IOException {
ServerSocket svr = new ServerSocket();
svr.bind(null);
InetSocketAddress bad = (InetSocketAddress) svr.getLocalSocketAddress();
out.write(PROTO_VERS);
out.write(REQUEST_OK);
out.write(0);
out.write(IPV4);
out.write(bad.getAddress().getAddress());
out.write((bad.getPort() >> 8) & 0xff);
out.write((bad.getPort() & 0xff));
out.flush();
dest = svr.accept();
bad = (InetSocketAddress) dest.getRemoteSocketAddress();
out.write(PROTO_VERS);
out.write(REQUEST_OK);
out.write(0);
out.write(IPV4);
out.write(bad.getAddress().getAddress());
out.write((bad.getPort() >> 8) & 0xff);
out.write((bad.getPort() & 0xff));
out.flush();
InputStream in2 = dest.getInputStream();
OutputStream out2 = dest.getOutputStream();
Tunnel tunnel = new Tunnel(in2, out);
tunnel.start();
int b = 0;
do {
// Note that the socket might be close from another thread (the tunnel)
try {
b = in.read();
if (b == -1) {
in.close();
out2.close();
return;
}
out2.write(b);
} catch (IOException ioe) {
}
} while (!client.isClosed());
}
public void listen(EndPoint localEp, boolean isHttp) throws IOException {
ServerSocketChannel serverChannel = ServerSocketChannel.open();
ServerSocket ss = serverChannel.socket();
ss.bind(localEp.getInetAddress());
serverChannel.configureBlocking(false);
SelectionKeyHandler handler = null;
if (isHttp) {
handler = new HttpConnectionHandler();
} else {
handler = new TcpConnectionHandler(localEp);
}
SelectionKey key =
SelectorManager.getSelectorManager()
.register(serverChannel, handler, SelectionKey.OP_ACCEPT);
endPoints_.add(localEp);
listenSockets_.put(localEp, key);
}
void startServer(int portNumber) {
try {
final ServerSocket serverSocket = new ServerSocket();
serverSocket.setReuseAddress(true);
serverSocket.bind(new InetSocketAddress(portNumber), 5);
new Thread(
new Runnable() {
public void run() {
while (true)
try {
serviceClientApp(serverSocket.accept());
} catch (Throwable e) {
error("Error on accept", e);
}
}
})
.start();
} catch (IOException e) {
error("Unable to bind Server Socket", e);
}
}
private void go() throws IOException {
// Create a new selector
Selector selector = Selector.open();
// Open a listener on each port, and register each one
// with the selector
for (int i = 0; i < ports.length; ++i) {
ServerSocketChannel ssc = ServerSocketChannel.open();
ssc.configureBlocking(false);
ServerSocket ss = ssc.socket();
InetSocketAddress address = new InetSocketAddress(ports[i]);
ss.bind(address);
SelectionKey key = ssc.register(selector, SelectionKey.OP_ACCEPT);
System.out.println("Going to listen on " + ports[i]);
}
while (true) {
int num = selector.select();
Set selectedKeys = selector.selectedKeys();
Iterator it = selectedKeys.iterator();
while (it.hasNext()) {
SelectionKey key = (SelectionKey) it.next();
if ((key.readyOps() & SelectionKey.OP_ACCEPT) == SelectionKey.OP_ACCEPT) {
// Accept the new connection
ServerSocketChannel ssc = (ServerSocketChannel) key.channel();
SocketChannel sc = ssc.accept();
sc.configureBlocking(false);
// Add the new connection to the selector
SelectionKey newKey = sc.register(selector, SelectionKey.OP_READ);
it.remove();
System.out.println("Got connection from " + sc);
} else if ((key.readyOps() & SelectionKey.OP_READ) == SelectionKey.OP_READ) {
// Read the data
SocketChannel sc = (SocketChannel) key.channel();
// Echo data
int bytesEchoed = 0;
while (true) {
echoBuffer.clear();
int r = sc.read(echoBuffer);
if (r <= 0) {
break;
}
echoBuffer.flip();
sc.write(echoBuffer);
bytesEchoed += r;
}
System.out.println("Echoed " + bytesEchoed + " from " + sc);
it.remove();
}
}
// System.out.println( "going to clear" );
// selectedKeys.clear();
// System.out.println( "cleared" );
}
}
private ConnectionAccepter(File portFile, InetAddress inetAddress) throws IOException {
this.socket = new ServerSocket();
socket.bind(new InetSocketAddress(inetAddress, 0));
writeHostAndPortToFile(portFile);
}
