@Override
public void contextDestroyed(ServletContextEvent sce) {
TerminalManager terminalManager =
(TerminalManager) sce.getServletContext().getAttribute(TerminalManager.class.getName());
terminalManager.shutdown();
}
/** Force disconnection of this terminal bridge. */
public void dispatchDisconnect(boolean immediate) {
// We don't need to do this multiple times.
synchronized (this) {
if (disconnected && !immediate) return;
disconnected = true;
}
// Cancel any pending prompts.
promptHelper.cancelPrompt();
// disconnection request hangs if we havent really connected to a host yet
// temporary fix is to just spawn disconnection into a thread
Thread disconnectThread =
new Thread(
new Runnable() {
public void run() {
if (transport != null && transport.isConnected()) transport.close();
}
});
disconnectThread.setName("Disconnect");
disconnectThread.start();
if (immediate) {
awaitingClose = true;
if (disconnectListener != null) disconnectListener.onDisconnected(TerminalBridge.this);
} else {
{
final String line = manager.res.getString(R.string.alert_disconnect_msg);
((vt320) buffer).putString("\r\n" + line + "\r\n");
}
if (host.getStayConnected()) {
manager.requestReconnect(this);
return;
}
Thread disconnectPromptThread =
new Thread(
new Runnable() {
public void run() {
Boolean result =
promptHelper.requestBooleanPrompt(
null, manager.res.getString(R.string.prompt_host_disconnected));
if (result == null || result.booleanValue()) {
awaitingClose = true;
// Tell the TerminalManager that we can be destroyed now.
if (disconnectListener != null)
disconnectListener.onDisconnected(TerminalBridge.this);
}
}
});
disconnectPromptThread.setName("DisconnectPrompt");
disconnectPromptThread.setDaemon(true);
disconnectPromptThread.start();
}
}
@Override
public void run() {
while (!requestStopFlag) {
List<ClientTerminal> list = TerminalManager.getInstance().queueTerminal();
log.info(" Scan client terminals size: " + list.size());
for (ClientTerminal ter : list) {
boolean triggerTimeout = false;
boolean remove = false;
synchronized (ter) {
if (ter.isTimeout()) {
if ((System.currentTimeMillis() - ter.getTimeout()) / 1000 > 20) {
triggerTimeout = true;
remove = true;
}
} else {
if ((System.currentTimeMillis() - ter.lastUpdate) / 1000 > 40) {
triggerTimeout = true;
ter.setTimeout(true);
}
}
}
if (triggerTimeout) {
ter.postEvent(new TimeoutEvent());
}
if (remove) {
TerminalManager.getInstance().removeTerminal(ter.token);
}
log.info(" Terminal " + ter + " remove:" + remove + " timeout:" + triggerTimeout + "");
}
synchronized (this) {
try {
wait(10000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
private static void work(CardTerminal reader, OptionSet args) throws CardException {
if (!reader.isCardPresent()) {
System.out.println("No card in " + reader.getName());
return;
}
FileOutputStream o = null;
if (args.has(OPT_DUMP)) {
try {
o = new FileOutputStream((File) args.valueOf(OPT_DUMP));
} catch (FileNotFoundException e) {
System.err.println("Can not dump to " + args.valueOf(OPT_DUMP));
}
}
reader = LoggingCardTerminal.getInstance(reader, o);
// This allows to override the protocol for RemoteTerminal as well.
final String protocol;
if (args.has(OPT_T0)) {
protocol = "T=0";
} else if (args.has(OPT_T1)) {
protocol = "T=1";
} else {
protocol = "*";
}
if (args.has(CMD_APDU)) {
Card c = null;
try {
c = reader.connect(protocol);
if (args.has(CMD_APDU)) {
for (Object s : args.valuesOf(CMD_APDU)) {
CommandAPDU a = new CommandAPDU(HexUtils.stringToBin((String) s));
ResponseAPDU r = c.getBasicChannel().transmit(a);
if (args.has(OPT_ERROR) && r.getSW() != 0x9000) {
System.out.println(
"Card returned " + String.format("%04X", r.getSW()) + ", exiting!");
return;
}
}
}
} catch (CardException e) {
if (TerminalManager.getExceptionMessage(e) != null) {
System.out.println("PC/SC failure: " + TerminalManager.getExceptionMessage(e));
} else {
throw e;
}
} finally {
if (c != null) {
c.disconnect(true);
}
}
} else if (args.has(OPT_CONNECT)) {
String remote = (String) args.valueOf(OPT_CONNECT);
JSONMessagePipe transport = null;
try {
if (remote.startsWith("http://") || remote.startsWith("https://")) {
if (args.has(OPT_PINNED)) {
transport =
HTTPTransport.open(
new URL(remote), certFromPEM(((File) args.valueOf(OPT_PINNED)).getPath()));
} else {
transport = HTTPTransport.open(new URL(remote), null);
}
} else {
transport = SocketTransport.connect(string2socket(remote), null);
}
// Connect the transport and the terminal
CmdlineRemoteTerminal c = new CmdlineRemoteTerminal(transport, reader);
c.forceProtocol(protocol);
// Run
c.run();
} catch (IOException e) {
System.err.println("Communication error: " + e.getMessage());
} finally {
if (transport != null) transport.close();
}
}
}
public static void main(String[] argv) throws Exception {
OptionSet args = parseOptions(argv);
if (args.has(OPT_VERBOSE)) {
verbose = true;
// Set up slf4j simple in a way that pleases us
System.setProperty("org.slf4j.simpleLogger.defaultLogLevel", "debug");
System.setProperty("org.slf4j.simpleLogger.showThreadName", "true");
System.setProperty("org.slf4j.simpleLogger.showShortLogName", "true");
System.setProperty("org.slf4j.simpleLogger.levelInBrackets", "true");
} else {
System.setProperty("org.slf4j.simpleLogger.defaultLogLevel", "warn");
}
if (args.has(OPT_VERSION)) {
String version = "apdu4j " + getVersion(SCTool.class);
// Append host information
version += "\nRunning on " + System.getProperty("os.name");
version += " " + System.getProperty("os.version");
version += " " + System.getProperty("os.arch");
version += ", Java " + System.getProperty("java.version");
version += " by " + System.getProperty("java.vendor");
System.out.println(version);
}
if (args.has(OPT_TEST_SERVER)) {
// TODO: have the possibility to run SocketServer as well?
RemoteTerminalServer srv = new RemoteTerminalServer(TestServer.class);
srv.start(string2socket((String) args.valueOf(OPT_TEST_SERVER)));
System.console().readLine("Press enter to stop\n");
srv.stop(1);
System.exit(0);
}
// List TerminalFactory providers
if (args.has(OPT_PROVIDERS)) {
Provider providers[] = Security.getProviders("TerminalFactory.PC/SC");
if (providers != null) {
System.out.println("Existing TerminalFactory providers:");
for (Provider p : providers) {
System.out.println(p.getName());
}
}
}
// Fix properties on non-windows platforms
TerminalManager.fixPlatformPaths();
// Only applies to SunPCSC
if (args.has(OPT_NO_GET_RESPONSE)) {
System.setProperty("sun.security.smartcardio.t0GetResponse", "false");
System.setProperty("sun.security.smartcardio.t1GetResponse", "false");
}
// Override PC/SC library path
if (args.has(OPT_LIB)) {
System.setProperty("sun.security.smartcardio.library", (String) args.valueOf(OPT_LIB));
}
TerminalFactory tf = null;
CardTerminals terminals = null;
try {
// Get a terminal factory
if (args.has(OPT_PROVIDER)) {
String pn = (String) args.valueOf(OPT_PROVIDER);
String pt = (String) args.valueOf(OPT_PROVIDER_TYPE);
tf = loadFactory(pn, pt);
} else if (args.has(OPT_SUN)) {
tf = loadFactory(SUN_CLASS, null);
} else if (args.has(OPT_JNA)) {
tf = loadFactory(JNA_CLASS, null);
} else {
tf = TerminalFactory.getDefault();
}
if (verbose) {
System.out.println(
"# Using " + tf.getProvider().getClass().getCanonicalName() + " - " + tf.getProvider());
if (System.getProperty(TerminalManager.lib_prop) != null) {
System.out.println(
"# " + TerminalManager.lib_prop + "=" + System.getProperty(TerminalManager.lib_prop));
}
}
// Get all terminals
terminals = tf.terminals();
} catch (Exception e) {
// XXX: we catch generic Exception here to avoid importing JNA.
// Try to get a meaningful message
String msg = TerminalManager.getExceptionMessage(e);
if (msg == null) msg = e.getMessage();
System.out.println("No readers: " + msg);
System.exit(1);
}
// Terminals to work on
List<CardTerminal> do_readers = new ArrayList<CardTerminal>();
try {
// List Terminals
if (args.has(CMD_LIST)) {
List<CardTerminal> terms = terminals.list();
if (verbose) {
System.out.println(
"# Found " + terms.size() + " terminal" + (terms.size() == 1 ? "" : "s"));
}
if (terms.size() == 0) {
System.err.println("No readers found");
System.exit(1);
}
for (CardTerminal t : terms) {
String vmd = " ";
try (PinPadTerminal pp = new PinPadTerminal(t)) {
pp.probe();
// Verify, Modify, Display
if (verbose) {
vmd += "[";
vmd += pp.canVerify() ? "V" : " ";
vmd += pp.canModify() ? "M" : " ";
vmd += pp.hasDisplay() ? "D" : " ";
vmd += "] ";
}
} catch (CardException e) {
if (verbose) {
System.err.println("Could not probe PinPad: " + e.getMessage());
}
}
System.out.println((t.isCardPresent() ? "[*]" : "[ ]") + vmd + t.getName());
if (args.has(OPT_VERBOSE) && t.isCardPresent()) {
Card c = t.connect("DIRECT");
String atr = HexUtils.encodeHexString(c.getATR().getBytes()).toUpperCase();
c.disconnect(false);
System.out.println(" " + atr);
if (args.has(OPT_WEB)) {
String url = "http://smartcard-atr.appspot.com/parse?ATR=" + atr;
if (Desktop.isDesktopSupported()) {
Desktop.getDesktop().browse(new URI(url + "&from=apdu4j"));
} else {
System.out.println(" " + url);
}
}
}
}
}
// Select terminals to work on
if (args.has(OPT_READER)) {
String reader = (String) args.valueOf(OPT_READER);
CardTerminal t = terminals.getTerminal(reader);
if (t == null) {
System.err.println("Reader \"" + reader + "\" not found.");
System.exit(1);
}
do_readers = Arrays.asList(t);
} else {
do_readers = terminals.list(State.CARD_PRESENT);
if (do_readers.size() > 1 && !args.hasArgument(OPT_ALL)) {
System.err.println("More than one reader with a card found.");
System.err.println("Run with --" + OPT_ALL + " to work with all found cards");
System.exit(1);
} else if (do_readers.size() == 0 && !args.has(CMD_LIST)) {
// But if there is a single reader, wait for a card insertion
List<CardTerminal> empty = terminals.list(State.CARD_ABSENT);
if (empty.size() == 1 && args.has(OPT_WAIT)) {
CardTerminal rdr = empty.get(0);
System.out.println("Please enter a card into " + rdr.getName());
if (!empty.get(0).waitForCardPresent(30000)) {
System.out.println("Timeout.");
} else {
do_readers = Arrays.asList(rdr);
}
} else {
System.err.println("No reader with a card found!");
System.exit(1);
}
}
}
} catch (CardException e) {
System.out.println("Could not list readers: " + TerminalManager.getExceptionMessage(e));
e.printStackTrace();
}
for (CardTerminal t : do_readers) {
work(t, args);
}
}
/**
* Something changed in our parent {@link TerminalView}, maybe it's a new parent, or maybe it's an
* updated font size. We should recalculate terminal size information and request a PTY resize.
*/
public final synchronized void parentChanged(TerminalView parent) {
if (manager != null && !manager.isResizeAllowed()) {
Log.d(TAG, "Resize is not allowed now");
return;
}
this.parent = parent;
final int width = parent.getWidth();
final int height = parent.getHeight();
// Something has gone wrong with our layout; we're 0 width or height!
if (width <= 0 || height <= 0) return;
clipboard = (ClipboardManager) parent.getContext().getSystemService(Context.CLIPBOARD_SERVICE);
keyListener.setClipboardManager(clipboard);
if (!forcedSize) {
// recalculate buffer size
int newColumns, newRows;
newColumns = width / charWidth;
newRows = height / charHeight;
// If nothing has changed in the terminal dimensions and not an intial
// draw then don't blow away scroll regions and such.
if (newColumns == columns && newRows == rows) return;
columns = newColumns;
rows = newRows;
}
// reallocate new bitmap if needed
boolean newBitmap = (bitmap == null);
if (bitmap != null) newBitmap = (bitmap.getWidth() != width || bitmap.getHeight() != height);
if (newBitmap) {
discardBitmap();
bitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888);
canvas.setBitmap(bitmap);
}
// clear out any old buffer information
defaultPaint.setColor(Color.BLACK);
canvas.drawPaint(defaultPaint);
// Stroke the border of the terminal if the size is being forced;
if (forcedSize) {
int borderX = (columns * charWidth) + 1;
int borderY = (rows * charHeight) + 1;
defaultPaint.setColor(Color.GRAY);
defaultPaint.setStrokeWidth(0.0f);
if (width >= borderX) canvas.drawLine(borderX, 0, borderX, borderY + 1, defaultPaint);
if (height >= borderY) canvas.drawLine(0, borderY, borderX + 1, borderY, defaultPaint);
}
try {
// request a terminal pty resize
synchronized (buffer) {
buffer.setScreenSize(columns, rows, true);
}
if (transport != null) transport.setDimensions(columns, rows, width, height);
} catch (Exception e) {
Log.e(TAG, "Problem while trying to resize screen or PTY", e);
}
// redraw local output if we don't have a sesson to receive our resize request
if (transport == null) {
synchronized (localOutput) {
((vt320) buffer).reset();
for (String line : localOutput) ((vt320) buffer).putString(line);
}
}
// force full redraw with new buffer size
fullRedraw = true;
redraw();
parent.notifyUser(String.format("%d x %d", columns, rows));
Log.i(TAG, String.format("parentChanged() now width=%d, height=%d", columns, rows));
}
public synchronized void tryScrollVibrate() {
manager.tryScrollVibrate();
}
public synchronized void tryKeyVibrate() {
manager.tryKeyVibrate();
}
/**
* Create new terminal bridge with following parameters. We will immediately launch thread to
* start SSH connection and handle any hostkey verification and password authentication.
*/
public TerminalBridge(final TerminalManager manager, final HostBean host) throws IOException {
Typeface type;
this.manager = manager;
this.host = host;
emulation = manager.getEmulation();
scrollback = manager.getScrollback();
// create prompt helper to relay password and hostkey requests up to gui
promptHelper = new PromptHelper(this);
// create our default paint
defaultPaint = new Paint();
defaultPaint.setAntiAlias(true);
type = Typeface.createFromAsset(this.manager.res.getAssets(), "UbuntuMono-R.ttf");
defaultPaint.setTypeface(type);
defaultPaint.setFakeBoldText(true); // more readable?
localOutput = new LinkedList<String>();
fontSizeChangedListeners = new LinkedList<FontSizeChangedListener>();
int hostFontSize = host.getFontSize();
if (hostFontSize <= 0) hostFontSize = DEFAULT_FONT_SIZE;
setFontSize(hostFontSize);
// create terminal buffer and handle outgoing data
// this is probably status reply information
buffer =
new vt320() {
@Override
public void debug(String s) {
Log.d(TAG, s);
}
@Override
public void write(byte[] b) {
try {
if (b != null && transport != null) transport.write(b);
} catch (IOException e) {
Log.e(TAG, "Problem writing outgoing data in vt320() thread", e);
}
}
@Override
public void write(int b) {
try {
if (transport != null) transport.write(b);
} catch (IOException e) {
Log.e(TAG, "Problem writing outgoing data in vt320() thread", e);
}
}
// We don't use telnet sequences.
@Override
public void sendTelnetCommand(byte cmd) {}
// We don't want remote to resize our window.
@Override
public void setWindowSize(int c, int r) {}
@Override
public void beep() {
if (parent.isShown()) manager.playBeep();
else manager.sendActivityNotification(host);
}
};
// Don't keep any scrollback if a session is not being opened.
if (host.getWantSession()) buffer.setBufferSize(scrollback);
else buffer.setBufferSize(0);
resetColors();
buffer.setDisplay(this);
selectionArea = new SelectionArea();
keyListener = new TerminalKeyListener(manager, this, buffer, host.getEncoding());
}
