/**
* Verify: Alice's IP + Alice's port + Bob's IP + Bob's port + Alice's new relay tag + Bob's
* signed on time Caller must synch on this.
*/
private boolean verifySessionCreated() {
byte signed[] =
new byte
[256
+ 256 // X + Y
+ _aliceIP.length
+ 2
+ _bobIP.length
+ 2
+ 4 // sent relay tag
+ 4 // signed on time
];
int off = 0;
System.arraycopy(_sentX, 0, signed, off, _sentX.length);
off += _sentX.length;
System.arraycopy(_receivedY, 0, signed, off, _receivedY.length);
off += _receivedY.length;
System.arraycopy(_aliceIP, 0, signed, off, _aliceIP.length);
off += _aliceIP.length;
DataHelper.toLong(signed, off, 2, _alicePort);
off += 2;
System.arraycopy(_bobIP, 0, signed, off, _bobIP.length);
off += _bobIP.length;
DataHelper.toLong(signed, off, 2, _bobPort);
off += 2;
DataHelper.toLong(signed, off, 4, _receivedRelayTag);
off += 4;
DataHelper.toLong(signed, off, 4, _receivedSignedOnTime);
boolean valid =
_context
.dsa()
.verifySignature(_receivedSignature, signed, _remotePeer.getSigningPublicKey());
if (_log.shouldLog(Log.DEBUG) || (_log.shouldLog(Log.WARN) && !valid)) {
StringBuilder buf = new StringBuilder(128);
buf.append("Signed sessionCreated:");
buf.append(" Alice: ").append(Addresses.toString(_aliceIP, _alicePort));
buf.append(" Bob: ").append(Addresses.toString(_bobIP, _bobPort));
buf.append(" RelayTag: ").append(_receivedRelayTag);
buf.append(" SignedOn: ").append(_receivedSignedOnTime);
buf.append(" signature: ").append(Base64.encode(_receivedSignature.getData()));
if (valid) _log.debug(buf.toString());
else if (_log.shouldLog(Log.WARN)) _log.warn("INVALID: " + buf.toString());
}
return valid;
}
/**
* Caching version of InetAddress.getByName(getOption("host")).getAddress(), which is slow. Caches
* numeric host names only. Will resolve but not cache resolution of DNS host names.
*
* @return IP or null
* @since 0.9.3
*/
public byte[] getIP() {
if (_ip != null) return _ip;
byte[] rv = null;
String host = getHost();
if (host != null) {
rv = Addresses.getIP(host);
if (rv != null
&& (host.replaceAll("[0-9\\.]", "").length() == 0
|| host.replaceAll("[0-9a-fA-F:]", "").length() == 0)) {
_ip = rv;
}
}
return rv;
}
public synchronized void receiveSessionCreated(UDPPacketReader.SessionCreatedReader reader) {
if (_currentState == OutboundState.OB_STATE_VALIDATION_FAILED) {
if (_log.shouldLog(Log.WARN)) _log.warn("Session created already failed");
return;
}
if (_receivedY != null) {
if (_log.shouldLog(Log.DEBUG)) _log.debug("Session created already received, ignoring");
return; // already received
}
_receivedY = new byte[UDPPacketReader.SessionCreatedReader.Y_LENGTH];
reader.readY(_receivedY, 0);
if (_aliceIP == null) _aliceIP = new byte[reader.readIPSize()];
reader.readIP(_aliceIP, 0);
_alicePort = reader.readPort();
_receivedRelayTag = reader.readRelayTag();
_receivedSignedOnTime = reader.readSignedOnTime();
_receivedEncryptedSignature = new byte[Signature.SIGNATURE_BYTES + 8];
reader.readEncryptedSignature(_receivedEncryptedSignature, 0);
_receivedIV = new byte[UDPPacket.IV_SIZE];
reader.readIV(_receivedIV, 0);
if (_log.shouldLog(Log.DEBUG))
_log.debug(
"Receive session created:Sig: "
+ Base64.encode(_receivedEncryptedSignature)
+ "receivedIV: "
+ Base64.encode(_receivedIV)
+ "AliceIP: "
+ Addresses.toString(_aliceIP)
+ " RelayTag: "
+ _receivedRelayTag
+ " SignedOn: "
+ _receivedSignedOnTime
+ ' '
+ this.toString());
if (_currentState == OutboundState.OB_STATE_UNKNOWN
|| _currentState == OutboundState.OB_STATE_REQUEST_SENT
|| _currentState == OutboundState.OB_STATE_INTRODUCED
|| _currentState == OutboundState.OB_STATE_PENDING_INTRO)
_currentState = OutboundState.OB_STATE_CREATED_RECEIVED;
packetReceived();
}
/**
* Blocking, may take a while
*/
public synchronized void start() {
if (_log.shouldLog(Log.DEBUG))
_log.debug("UPnP Start");
_shouldBeRunning = true;
if (!_isRunning) {
long b = _context.clock().now();
try {
_isRunning = _upnp.runPlugin();
if (_log.shouldLog(Log.INFO))
_log.info("UPnP runPlugin took " + (_context.clock().now() - b));
} catch (Exception e) {
// NPE in UPnP (ticket #728), can't let it bring us down
if (!_errorLogged) {
_log.error("UPnP error, please report", e);
_errorLogged = true;
}
}
}
if (_isRunning) {
_rescanner.schedule(RESCAN_LONG_DELAY);
if (_log.shouldLog(Log.DEBUG))
_log.debug("UPnP Start Done");
} else {
_rescanner.schedule(RESCAN_SHORT_DELAY);
// Do we have a non-loopback, non-broadcast address?
// If not, that's why it failed (HTTPServer won't start)
if (!Addresses.isConnected()) {
if (!_disconLogged) {
_log.logAlways(Log.WARN, "UPnP start failed - no network connection?");
_disconLogged = true;
}
} else {
_log.error("UPnP start failed - port conflict?");
}
}
}
/**
* http://irc.codehaus.org/display/JETTY/Porting+to+jetty6
*
* <pre>
* Server
* HandlerCollection
* ContextHandlerCollection
* WebAppContext (i.e. ContextHandler)
* SessionHandler
* SecurityHandler
* ServletHandler
* servlets...
* WebAppContext
* ...
* DefaultHandler
* RequestLogHandler (opt)
* </pre>
*/
public void startConsole() {
File workDir = new SecureDirectory(_context.getTempDir(), "jetty-work");
boolean workDirRemoved = FileUtil.rmdir(workDir, false);
if (!workDirRemoved)
System.err.println("ERROR: Unable to remove Jetty temporary work directory");
boolean workDirCreated = workDir.mkdirs();
if (!workDirCreated)
System.err.println("ERROR: Unable to create Jetty temporary work directory");
// try {
// Log.setLog(new I2PLogger(_context));
// } catch (Throwable t) {
// System.err.println("INFO: I2P Jetty logging class not found, logging to wrapper log");
// }
// This way it doesn't try to load Slf4jLog first
System.setProperty("org.mortbay.log.class", "net.i2p.jetty.I2PLogger");
// so Jetty can find WebAppConfiguration
System.setProperty("jetty.class.path", _context.getBaseDir() + "/lib/routerconsole.jar");
_server = new Server();
_server.setGracefulShutdown(1000);
try {
ThreadPool ctp = new CustomThreadPoolExecutor();
ctp.prestartAllCoreThreads();
_server.setThreadPool(ctp);
} catch (Throwable t) {
// class not found...
System.out.println("INFO: Jetty concurrent ThreadPool unavailable, using QueuedThreadPool");
QueuedThreadPool qtp = new QueuedThreadPool(MAX_THREADS);
qtp.setMinThreads(MIN_THREADS);
qtp.setMaxIdleTimeMs(MAX_IDLE_TIME);
_server.setThreadPool(qtp);
}
HandlerCollection hColl = new HandlerCollection();
ContextHandlerCollection chColl = new ContextHandlerCollection();
_server.addHandler(hColl);
hColl.addHandler(chColl);
hColl.addHandler(new DefaultHandler());
String log = _context.getProperty("routerconsole.log");
if (log != null) {
File logFile = new File(log);
if (!logFile.isAbsolute()) logFile = new File(_context.getLogDir(), "logs/" + log);
try {
RequestLogHandler rhl = new RequestLogHandler();
rhl.setRequestLog(new NCSARequestLog(logFile.getAbsolutePath()));
hColl.addHandler(rhl);
} catch (Exception ioe) {
System.err.println("ERROR: Unable to create Jetty log: " + ioe);
}
}
boolean rewrite = false;
Properties props = webAppProperties();
if (props.isEmpty()) {
props.setProperty(PREFIX + ROUTERCONSOLE + ENABLED, "true");
rewrite = true;
}
// Get an absolute path with a trailing slash for the webapps dir
// We assume relative to the base install dir for backward compatibility
File app = new File(_webAppsDir);
if (!app.isAbsolute()) {
app = new File(_context.getBaseDir(), _webAppsDir);
try {
_webAppsDir = app.getCanonicalPath();
} catch (IOException ioe) {
}
}
if (!_webAppsDir.endsWith("/")) _webAppsDir += '/';
WebAppContext rootWebApp = null;
ServletHandler rootServletHandler = null;
List<Connector> connectors = new ArrayList(4);
try {
int boundAddresses = 0;
Set addresses = Addresses.getAllAddresses();
boolean hasIPV4 = addresses.contains("0.0.0.0");
boolean hasIPV6 = addresses.contains("0:0:0:0:0:0:0:0");
// add standard listeners
int lport = 0;
if (_listenPort != null) {
try {
lport = Integer.parseInt(_listenPort);
} catch (NumberFormatException nfe) {
}
if (lport <= 0) System.err.println("Bad routerconsole port " + _listenPort);
}
if (lport > 0) {
StringTokenizer tok = new StringTokenizer(_listenHost, " ,");
while (tok.hasMoreTokens()) {
String host = tok.nextToken().trim();
try {
// Test before we add the connector, because Jetty 6 won't start if any of the
// connectors are bad
InetAddress test = InetAddress.getByName(host);
if ((!hasIPV6) && (!(test instanceof Inet4Address)))
throw new IOException("IPv6 addresses unsupported");
if ((!hasIPV4) && (test instanceof Inet4Address))
throw new IOException("IPv4 addresses unsupported");
ServerSocket testSock = null;
try {
// On Windows, this was passing and Jetty was still failing,
// possibly due to %scope_id ???
// https://issues.apache.org/jira/browse/ZOOKEEPER-667
// testSock = new ServerSocket(0, 0, test);
// so do exactly what Jetty does in SelectChannelConnector.open()
testSock = new ServerSocket();
InetSocketAddress isa = new InetSocketAddress(host, 0);
testSock.bind(isa);
} finally {
if (testSock != null)
try {
testSock.close();
} catch (IOException ioe) {
}
}
// if (host.indexOf(":") >= 0) // IPV6 - requires patched Jetty 5
// _server.addListener('[' + host + "]:" + _listenPort);
// else
// _server.addListener(host + ':' + _listenPort);
AbstractConnector lsnr;
if (SystemVersion.isJava6() && !SystemVersion.isGNU()) {
SelectChannelConnector slsnr = new SelectChannelConnector();
slsnr.setUseDirectBuffers(false); // default true seems to be leaky
lsnr = slsnr;
} else {
// Jetty 6 and NIO on Java 5 don't get along that well
// Also: http://jira.codehaus.org/browse/JETTY-1238
// "Do not use GCJ with Jetty, it will not work."
// Actually it does if you don't use NIO
lsnr = new SocketConnector();
}
lsnr.setHost(host);
lsnr.setPort(lport);
lsnr.setMaxIdleTime(90 * 1000); // default 10 sec
lsnr.setName("ConsoleSocket"); // all with same name will use the same thread pool
// _server.addConnector(lsnr);
connectors.add(lsnr);
boundAddresses++;
} catch (Exception ioe) {
System.err.println(
"Unable to bind routerconsole to " + host + " port " + _listenPort + ": " + ioe);
System.err.println(
"You may ignore this warning if the console is still available at http://localhost:"
+ _listenPort);
}
}
// XXX: what if listenhosts do not include 127.0.0.1? (Should that ever even happen?)
_context.portMapper().register(PortMapper.SVC_CONSOLE, lport);
}
// add SSL listeners
int sslPort = 0;
if (_sslListenPort != null) {
try {
sslPort = Integer.parseInt(_sslListenPort);
} catch (NumberFormatException nfe) {
}
if (sslPort <= 0) System.err.println("Bad routerconsole SSL port " + _sslListenPort);
}
if (sslPort > 0) {
File keyStore = new File(_context.getConfigDir(), "keystore/console.ks");
if (verifyKeyStore(keyStore)) {
StringTokenizer tok = new StringTokenizer(_sslListenHost, " ,");
while (tok.hasMoreTokens()) {
String host = tok.nextToken().trim();
// doing it this way means we don't have to escape an IPv6 host with []
try {
// Test before we add the connector, because Jetty 6 won't start if any of the
// connectors are bad
InetAddress test = InetAddress.getByName(host);
if ((!hasIPV6) && (!(test instanceof Inet4Address)))
throw new IOException("IPv6 addresses unsupported");
if ((!hasIPV4) && (test instanceof Inet4Address))
throw new IOException("IPv4 addresses unsupported");
ServerSocket testSock = null;
try {
// see comments above
// testSock = new ServerSocket(0, 0, test);
testSock = new ServerSocket();
InetSocketAddress isa = new InetSocketAddress(host, 0);
testSock.bind(isa);
} finally {
if (testSock != null)
try {
testSock.close();
} catch (IOException ioe) {
}
}
// TODO if class not found use SslChannelConnector
// Sadly there's no common base class with the ssl methods in it
AbstractConnector ssll;
if (SystemVersion.isJava6() && !SystemVersion.isGNU()) {
SslSelectChannelConnector sssll = new SslSelectChannelConnector();
// the keystore path and password
sssll.setKeystore(keyStore.getAbsolutePath());
sssll.setPassword(
_context.getProperty(PROP_KEYSTORE_PASSWORD, DEFAULT_KEYSTORE_PASSWORD));
// the X.509 cert password (if not present, verifyKeyStore() returned false)
sssll.setKeyPassword(_context.getProperty(PROP_KEY_PASSWORD, "thisWontWork"));
sssll.setUseDirectBuffers(false); // default true seems to be leaky
ssll = sssll;
} else {
// Jetty 6 and NIO on Java 5 don't get along that well
SslSocketConnector sssll = new SslSocketConnector();
// the keystore path and password
sssll.setKeystore(keyStore.getAbsolutePath());
sssll.setPassword(
_context.getProperty(PROP_KEYSTORE_PASSWORD, DEFAULT_KEYSTORE_PASSWORD));
// the X.509 cert password (if not present, verifyKeyStore() returned false)
sssll.setKeyPassword(_context.getProperty(PROP_KEY_PASSWORD, "thisWontWork"));
ssll = sssll;
}
ssll.setHost(host);
ssll.setPort(sslPort);
ssll.setMaxIdleTime(90 * 1000); // default 10 sec
ssll.setName("ConsoleSocket"); // all with same name will use the same thread pool
// _server.addConnector(ssll);
connectors.add(ssll);
boundAddresses++;
} catch (Exception e) {
System.err.println(
"Unable to bind routerconsole to "
+ host
+ " port "
+ sslPort
+ " for SSL: "
+ e);
if (SystemVersion.isGNU())
System.err.println("Probably because GNU classpath does not support Sun keystores");
System.err.println(
"You may ignore this warning if the console is still available at https://localhost:"
+ sslPort);
}
}
_context.portMapper().register(PortMapper.SVC_HTTPS_CONSOLE, sslPort);
} else {
System.err.println(
"Unable to create or access keystore for SSL: " + keyStore.getAbsolutePath());
}
}
if (boundAddresses <= 0) {
System.err.println(
"Unable to bind routerconsole to any address on port "
+ _listenPort
+ (sslPort > 0 ? (" or SSL port " + sslPort) : ""));
return;
}
rootWebApp = new LocaleWebAppHandler(_context, "/", _webAppsDir + ROUTERCONSOLE + ".war");
File tmpdir =
new SecureDirectory(
workDir, ROUTERCONSOLE + "-" + (_listenPort != null ? _listenPort : _sslListenPort));
tmpdir.mkdir();
rootWebApp.setTempDirectory(tmpdir);
rootWebApp.setExtractWAR(false);
rootWebApp.setSessionHandler(new SessionHandler());
rootServletHandler = new ServletHandler();
rootWebApp.setServletHandler(rootServletHandler);
initialize(_context, rootWebApp);
chColl.addHandler(rootWebApp);
} catch (Exception ioe) {
ioe.printStackTrace();
}
try {
// start does a mapContexts()
_server.start();
} catch (Throwable me) {
// NoClassFoundDefError from a webapp is a throwable, not an exception
System.err.println("Error starting the Router Console server: " + me);
me.printStackTrace();
}
if (_server.isRunning()) {
// Add and start the connectors one-by-one
boolean error = false;
for (Connector conn : connectors) {
try {
_server.addConnector(conn);
// start after adding so it gets the right thread pool
conn.start();
} catch (Throwable me) {
try {
_server.removeConnector(conn);
} catch (Throwable t) {
t.printStackTrace();
}
System.err.println("WARNING: Error starting " + conn + ": " + me);
me.printStackTrace();
error = true;
}
}
if (error) {
System.err.println(
"WARNING: Error starting one or more listeners of the Router Console server.\n"
+ "If your console is still accessible at http://127.0.0.1:"
+ _listenPort
+ "/,\n"
+ "this may be a problem only with binding to the IPV6 address ::1.\n"
+ "If so, you may ignore this error, or remove the\n"
+ "\"::1,\" in the \"clientApp.0.args\" line of the clients.config file.");
}
}
// Start all the other webapps after the server is up,
// so things start faster.
// Jetty 6 starts the connector before the router console is ready
// This also prevents one webapp from breaking the whole thing
List<String> notStarted = new ArrayList();
if (_server.isRunning()) {
File dir = new File(_webAppsDir);
String fileNames[] = dir.list(WarFilenameFilter.instance());
if (fileNames != null) {
for (int i = 0; i < fileNames.length; i++) {
String appName = fileNames[i].substring(0, fileNames[i].lastIndexOf(".war"));
String enabled = props.getProperty(PREFIX + appName + ENABLED);
if (!"false".equals(enabled)) {
try {
String path = new File(dir, fileNames[i]).getCanonicalPath();
WebAppStarter.startWebApp(_context, chColl, appName, path);
if (enabled == null) {
// do this so configclients.jsp knows about all apps from reading the config
props.setProperty(PREFIX + appName + ENABLED, "true");
rewrite = true;
}
} catch (Throwable t) {
System.err.println("ERROR: Failed to start " + appName + ' ' + t);
t.printStackTrace();
notStarted.add(appName);
}
} else {
notStarted.add(appName);
}
}
changeState(RUNNING);
}
} else {
System.err.println("ERROR: Router console did not start, not starting webapps");
changeState(START_FAILED);
}
if (rewrite) storeWebAppProperties(_context, props);
if (rootServletHandler != null && notStarted.size() > 0) {
// map each not-started webapp to the error page
ServletHolder noWebApp = rootServletHandler.getServlet("net.i2p.router.web.jsp.nowebapp_jsp");
for (int i = 0; i < notStarted.size(); i++) {
// we want a new handler for each one since if the webapp is started we remove the
// handler???
try {
if (noWebApp != null) {
String path = '/' + notStarted.get(i);
// LocaleWebAppsHandler adds a .jsp
rootServletHandler.addServletWithMapping(noWebApp, path + ".jsp");
rootServletHandler.addServletWithMapping(noWebApp, path + "/*");
} else {
System.err.println("Can't find nowebapp.jsp?");
}
} catch (Throwable me) {
System.err.println(me);
me.printStackTrace();
}
}
}
Thread t = new I2PAppThread(new StatSummarizer(), "StatSummarizer", true);
t.setPriority(Thread.NORM_PRIORITY - 1);
t.start();
ConsoleUpdateManager um = new ConsoleUpdateManager(_context);
um.start();
if (PluginStarter.pluginsEnabled(_context)) {
t = new I2PAppThread(new PluginStarter(_context), "PluginStarter", true);
t.setPriority(Thread.NORM_PRIORITY - 1);
t.start();
_context.addShutdownTask(new PluginStopper(_context));
}
// stat summarizer registers its own hook
_context.addShutdownTask(new ServerShutdown());
ConfigServiceHandler.registerSignalHandler(_context);
}