+ * All the communications will happen in plain text. + * + * @param name + * the server name (only used for debug info and traces) + * @param port + * the port to listen on * * @throws IOException * in case of I/O error + * @throws UnknownHostException + * if the IP address of the host could not be determined + * @throws IllegalArgumentException + * if the port parameter is outside the specified range of valid + * port values, which is between 0 and 65535, inclusive */ - public Server(int port, boolean ssl) throws IOException { - this((String) null, port, ssl); + public Server(String name, int port) throws IOException { + this(name, port, null); } /** @@ -75,17 +101,23 @@ abstract class Server implements Runnable { * the server name (only used for debug info and traces) * @param port * the port to listen on - * @param ssl - * use a SSL connection (or not) + * @param key + * an optional key to encrypt all the communications (if NULL, + * everything will be sent in clear text) * * @throws IOException * in case of I/O error + * @throws UnknownHostException + * if the IP address of the host could not be determined + * @throws IllegalArgumentException + * if the port parameter is outside the specified range of valid + * port values, which is between 0 and 65535, inclusive */ - public Server(String name, int port, boolean ssl) throws IOException { + public Server(String name, int port, String key) throws IOException { this.name = name; this.port = port; - this.ssl = ssl; - this.ss = createSocketServer(port, ssl); + this.key = key; + this.ss = new ServerSocket(port); if (this.port == 0) { this.port = this.ss.getLocalPort(); @@ -135,6 +167,24 @@ abstract class Server implements Runnable { return port; } + /** + * The total amount of bytes received. + * + * @return the amount of bytes received + */ + public long getBytesReceived() { + return bytesReceived; + } + + /** + * The total amount of bytes sent. + * + * @return the amount of bytes sent + */ + public long getBytesSent() { + return bytesSent; + } + /** * Start the server (listen on the network for new connections). *
@@ -180,7 +230,8 @@ abstract class Server implements Runnable { } try { - tracer.trace(name + ": server starting on port " + port); + tracer.trace(name + ": server starting on port " + port + " (" + + (key != null ? "encrypted" : "plain text") + ")"); while (started && !exiting) { count(1); @@ -188,10 +239,16 @@ abstract class Server implements Runnable { new Thread(new Runnable() { @Override public void run() { + ConnectActionServer action = null; try { - createConnectActionServer(s).connect(); + action = createConnectActionServer(s); + action.connect(); } finally { count(-1); + if (action != null) { + bytesReceived += action.getBytesReceived(); + bytesSent += action.getBytesSent(); + } } } }).start(); @@ -267,8 +324,7 @@ abstract class Server implements Runnable { exiting = true; try { - new ConnectActionClientObject(createSocket(null, port, ssl)) - .connect(); + getConnectionToMe().connect(); long time = 0; while (ss != null && timeout > 0 && timeout > time) { Thread.sleep(10); @@ -281,17 +337,31 @@ abstract class Server implements Runnable { } } } + } - // only return when stopped - while (started || exiting) { - try { - Thread.sleep(10); - } catch (InterruptedException e) { - } + // return only when stopped + while (started || exiting) { + try { + Thread.sleep(10); + } catch (InterruptedException e) { } } } + /** + * Return a connection to this server (used by the Exit code to send an exit + * message). + * + * @return the connection + * + * @throws UnknownHostException + * the host should always be NULL (localhost) + * @throws IOException + * in case of I/O error + */ + abstract protected ConnectActionClient getConnectionToMe() + throws UnknownHostException, IOException; + /** * Change the number of currently serviced actions. * @@ -321,73 +391,29 @@ abstract class Server implements Runnable { } /** - * Create a {@link Socket}. - * - * @param host - * the host to connect to - * @param port - * the port to connect to - * @param ssl - * TRUE for SSL mode (or FALSE for plain text mode) - * - * @return the {@link Socket} - * - * @throws IOException - * in case of I/O error - */ - static Socket createSocket(String host, int port, boolean ssl) - throws IOException { - Socket s; - if (ssl) { - s = SSLSocketFactory.getDefault().createSocket(host, port); - ((SSLSocket) s).setEnabledCipherSuites(ANON_CIPHERS); - } else { - s = new Socket(host, port); - } - - return s; - } - - /** - * Create a {@link ServerSocket}. + * Return the next ID to use. * - * @param port - * the port to accept connections on - * @param ssl - * TRUE for SSL mode (or FALSE for plain text mode) - * - * @return the {@link ServerSocket} - * - * @throws IOException - * in case of I/O error + * @return the next ID */ - static ServerSocket createSocketServer(int port, boolean ssl) - throws IOException { - ServerSocket ss; - if (ssl) { - ss = SSLServerSocketFactory.getDefault().createServerSocket(port); - ((SSLServerSocket) ss).setEnabledCipherSuites(ANON_CIPHERS); - } else { - ss = new ServerSocket(port); - } - - return ss; + protected synchronized long getNextId() { + return id++; } /** - * Return all the supported ciphers that do not use authentication. + * Method called when + * {@link ServerObject#onRequest(ConnectActionServerObject, Object, long)} + * has successfully finished. + *
+ * Can be used to know how much data was transmitted.
*
- * @return the list of such supported ciphers
+ * @param id
+ * the ID used to identify the request
+ * @param bytesReceived
+ * the bytes received during the request
+ * @param bytesSent
+ * the bytes sent during the request
*/
- private static String[] getAnonCiphers() {
- List