Examples with SessionId net.i2p.data.i2cp.SessionId used on opensource projects

Example 1 with SessionId

use of net.i2p.data.i2cp.SessionId in project i2p.i2p by i2p.

the class I2CPMessageProducer method createLeaseSet.

/**
 * Create a new signed leaseSet in response to a request to do so and send it
 * to the router
 */
public void createLeaseSet(I2PSessionImpl session, LeaseSet leaseSet, SigningPrivateKey signingPriv, PrivateKey priv) throws I2PSessionException {
    CreateLeaseSetMessage msg = new CreateLeaseSetMessage();
    msg.setLeaseSet(leaseSet);
    msg.setPrivateKey(priv);
    msg.setSigningPrivateKey(signingPriv);
    SessionId sid = session.getSessionId();
    if (sid == null) {
        _log.error(session.toString() + " create LS w/o session", new Exception());
        return;
    }
    msg.setSessionId(sid);
    session.sendMessage_unchecked(msg);
}

Example 2 with SessionId

use of net.i2p.data.i2cp.SessionId in project i2p.i2p by i2p.

the class I2CPMessageProducer method sendMessage.

/**
 * Package up and send the payload to the router for delivery
 *
 * @param nonce 0 to 0xffffffff; if 0, the router will not reply with a MessageStatusMessage
 * @since 0.9.2
 */
public void sendMessage(I2PSessionImpl session, Destination dest, long nonce, byte[] payload, SendMessageOptions options) throws I2PSessionException {
    long expires = options.getTime();
    if (!updateBps(payload.length, expires))
        // drop the message... send fail notification?
        return;
    SendMessageMessage msg = new SendMessageExpiresMessage(options);
    msg.setDestination(dest);
    SessionId sid = session.getSessionId();
    if (sid == null) {
        _log.error(session.toString() + " send message w/o session", new Exception());
        return;
    }
    msg.setSessionId(sid);
    msg.setNonce(nonce);
    Payload data = createPayload(dest, payload, null, null, null, null);
    msg.setPayload(data);
    session.sendMessage(msg);
}

Example 3 with SessionId

use of net.i2p.data.i2cp.SessionId in project i2p.i2p by i2p.

the class ClientConnectionRunner method updateMessageDeliveryStatus.

/**
 * Send a notification to the client that their message (id specified) was
 * delivered (or failed delivery)
 * Note that this sends the Guaranteed status codes, even though we only support best effort.
 * Doesn't do anything if i2cp.messageReliability = "none"
 *
 *  Do not use for status = STATUS_SEND_ACCEPTED; use ackSendMessage() for that.
 *
 *  @param dest the client
 *  @param id the router's ID for this message
 *  @param messageNonce the client's ID for this message
 *  @param status see I2CP MessageStatusMessage for success/failure codes
 */
void updateMessageDeliveryStatus(Destination dest, MessageId id, long messageNonce, int status) {
    if (_dead || messageNonce <= 0)
        return;
    SessionParams sp = _sessions.get(dest.calculateHash());
    if (sp == null)
        return;
    SessionId sid = sp.sessionId;
    if (sid == null)
        // sid = new SessionId(foo) ???
        return;
    _context.jobQueue().addJob(new MessageDeliveryStatusUpdate(sid, id, messageNonce, status));
}

Example 4 with SessionId

use of net.i2p.data.i2cp.SessionId in project i2p.i2p by i2p.

the class ClientManager method unregisterConnection.

/**
 *  Remove all sessions for this runner.
 */
public void unregisterConnection(ClientConnectionRunner runner) {
    synchronized (_pendingRunners) {
        _pendingRunners.remove(runner);
    }
    List<SessionId> ids = runner.getSessionIds();
    List<Destination> dests = runner.getDestinations();
    if (_log.shouldLog(Log.WARN))
        _log.warn("Unregistering (dropping) a client connection with ids: " + ids);
    synchronized (_runners) {
        for (SessionId id : ids) {
            _runnerSessionIds.remove(id);
        }
        for (Destination dest : dests) {
            _runners.remove(dest);
            _runnersByHash.remove(dest.calculateHash());
        }
        // just in case
        for (Iterator<ClientConnectionRunner> iter = _runners.values().iterator(); iter.hasNext(); ) {
            ClientConnectionRunner r = iter.next();
            if (r.equals(runner))
                iter.remove();
        }
        for (Iterator<ClientConnectionRunner> iter = _runnersByHash.values().iterator(); iter.hasNext(); ) {
            ClientConnectionRunner r = iter.next();
            if (r.equals(runner))
                iter.remove();
        }
    }
}

Example 5 with SessionId

use of net.i2p.data.i2cp.SessionId in project i2p.i2p by i2p.

the class ClientMessageEventListener method handleCreateSession.

/**
 * Handle a CreateSessionMessage.
 * On errors, we could perhaps send a SessionStatusMessage with STATUS_INVALID before
 * sending the DisconnectMessage... but right now the client will send _us_ a
 * DisconnectMessage in return, and not wait around for our DisconnectMessage.
 * So keep it simple.
 *
 * Defaults in SessionConfig options are, in general, NOT honored.
 * In-JVM client side must promote defaults to the primary map.
 */
private void handleCreateSession(CreateSessionMessage message) {
    SessionConfig in = message.getSessionConfig();
    Destination dest = in.getDestination();
    if (in.verifySignature()) {
        if (_log.shouldLog(Log.DEBUG))
            _log.debug("Signature verified correctly on create session message");
    } else {
        // For now, we do NOT send a SessionStatusMessage - see javadoc above
        int itype = dest.getCertificate().getCertificateType();
        SigType stype = SigType.getByCode(itype);
        if (stype == null || !stype.isAvailable()) {
            _log.error("Client requested unsupported signature type " + itype);
            _runner.disconnectClient("Unsupported signature type " + itype);
        } else if (in.tooOld()) {
            long skew = _context.clock().now() - in.getCreationDate().getTime();
            String msg = "Create session message client clock skew? ";
            if (skew >= 0)
                msg += DataHelper.formatDuration(skew) + " in the past";
            else
                msg += DataHelper.formatDuration(0 - skew) + " in the future";
            _log.error(msg);
            _runner.disconnectClient(msg);
        } else {
            _log.error("Signature verification failed on a create session message");
            _runner.disconnectClient("Invalid signature on CreateSessionMessage");
        }
        return;
    }
    // Auth, since 0.8.2
    Properties inProps = in.getOptions();
    if (!checkAuth(inProps))
        return;
    SessionId id = _runner.getSessionId(dest.calculateHash());
    if (id != null) {
        _runner.disconnectClient("Already have session " + id);
        return;
    }
    // Copy over the whole config structure so we don't later corrupt it on
    // the client side if we change settings or later get a
    // ReconfigureSessionMessage
    SessionConfig cfg = new SessionConfig(dest);
    cfg.setSignature(in.getSignature());
    Properties props = new Properties();
    boolean isPrimary = _runner.getSessionIds().isEmpty();
    if (!isPrimary) {
        // all the primary options, then the overrides from the alias
        SessionConfig pcfg = _runner.getPrimaryConfig();
        if (pcfg != null) {
            props.putAll(pcfg.getOptions());
        } else {
            _log.error("no primary config?");
        }
    }
    props.putAll(inProps);
    cfg.setOptions(props);
    // this sets the session id
    int status = _runner.sessionEstablished(cfg);
    if (status != SessionStatusMessage.STATUS_CREATED) {
        // For now, we do NOT send a SessionStatusMessage - see javadoc above
        if (_log.shouldLog(Log.ERROR))
            _log.error("Session establish failed: code = " + status);
        String msg;
        if (status == SessionStatusMessage.STATUS_INVALID)
            msg = "duplicate destination";
        else if (status == SessionStatusMessage.STATUS_REFUSED)
            msg = "session limit exceeded";
        else
            msg = "unknown error";
        _runner.disconnectClient(msg);
        return;
    }
    // get the new session ID
    id = _runner.getSessionId(dest.calculateHash());
    if (_log.shouldLog(Log.INFO))
        _log.info("Session " + id + " established for " + dest.calculateHash());
    if (isPrimary) {
        sendStatusMessage(id, status);
        startCreateSessionJob(cfg);
    } else {
        SessionConfig pcfg = _runner.getPrimaryConfig();
        if (pcfg != null) {
            ClientTunnelSettings settings = new ClientTunnelSettings(dest.calculateHash());
            settings.readFromProperties(props);
            // addAlias() sends the create lease set msg, so we have to send the SMS first
            sendStatusMessage(id, status);
            boolean ok = _context.tunnelManager().addAlias(dest, settings, pcfg.getDestination());
            if (!ok) {
                _log.error("Add alias failed");
            // FIXME cleanup
            }
        } else {
            _log.error("no primary config?");
            status = SessionStatusMessage.STATUS_INVALID;
            sendStatusMessage(id, status);
        // FIXME cleanup
        }
    }
}