Examples with LogEvent com.biglybt.core.logging.LogEvent used on opensource projects

Example 21 with LogEvent

use of com.biglybt.core.logging.LogEvent in project BiglyBT by BiglySoftware.

the class ProtocolDecoderPHE method generateDHKeyPair.

protected static KeyPair generateDHKeyPair(TransportHelper transport, boolean outbound) throws IOException {
    if (dh_key_generator == null) {
        throw (new IOException("Crypto not setup"));
    }
    synchronized (dh_key_generator) {
        if (!outbound) {
            InetSocketAddress is_address = transport.getAddress();
            byte[] address = AddressUtils.getAddressBytes(is_address);
            int hit_count = generate_bloom.add(address);
            long now = SystemTime.getCurrentTime();
            if (generate_bloom.getSize() / generate_bloom.getEntryCount() < 10) {
                generate_bloom = BloomFilterFactory.createAddRemove4Bit(generate_bloom.getSize() + BLOOM_INCREASE);
                generate_bloom_create_time = now;
                Logger.log(new LogEvent(LOGID, "PHE bloom: size increased to " + generate_bloom.getSize()));
            } else if (now < generate_bloom_create_time || now - generate_bloom_create_time > BLOOM_RECREATE) {
                generate_bloom = BloomFilterFactory.createAddRemove4Bit(generate_bloom.getSize());
                generate_bloom_create_time = now;
            }
            if (hit_count >= 15) {
                Logger.log(new LogEvent(LOGID, "PHE bloom: too many recent connection attempts from " + transport.getAddress()));
                throw (new IOException("Too many recent connection attempts (phe)"));
            }
            long since_last = now - last_dh_incoming_key_generate;
            long delay = 100 - since_last;
            if (delay > 0 && delay < 100) {
                try {
                    Thread.sleep(delay);
                } catch (Throwable e) {
                }
            }
            last_dh_incoming_key_generate = now;
        }
        KeyPair res = dh_key_generator.generateKeyPair();
        return (res);
    }
}

Example 22 with LogEvent

use of com.biglybt.core.logging.LogEvent in project BiglyBT by BiglySoftware.

the class IncomingConnectionManager method doTimeoutChecks.

protected void doTimeoutChecks() {
    try {
        connections_mon.enter();
        ArrayList to_close = null;
        long now = SystemTime.getCurrentTime();
        for (int i = 0; i < connections.size(); i++) {
            IncomingConnection ic = (IncomingConnection) connections.get(i);
            TransportHelper transport_helper = ic.filter.getHelper();
            if (ic.last_read_time > 0) {
                // at least one read op has occured
                if (now < ic.last_read_time) {
                    // time went backwards!
                    ic.last_read_time = now;
                } else if (now - ic.last_read_time > transport_helper.getReadTimeout()) {
                    if (Logger.isEnabled())
                        Logger.log(new LogEvent(LOGID, "Incoming connection [" + transport_helper.getAddress() + "] forcibly timed out due to socket read inactivity [" + ic.buffer.position() + " bytes read: " + new String(ic.buffer.array()) + "]"));
                    if (to_close == null)
                        to_close = new ArrayList();
                    to_close.add(ic);
                }
            } else {
                // no bytes have been read yet
                if (now < ic.initial_connect_time) {
                    // time went backwards!
                    ic.initial_connect_time = now;
                } else if (now - ic.initial_connect_time > transport_helper.getConnectTimeout()) {
                    if (Logger.isEnabled())
                        Logger.log(new LogEvent(LOGID, "Incoming connection [" + transport_helper.getAddress() + "] forcibly timed out after " + "60sec due to socket inactivity"));
                    if (to_close == null)
                        to_close = new ArrayList();
                    to_close.add(ic);
                }
            }
        }
        if (to_close != null) {
            for (int i = 0; i < to_close.size(); i++) {
                IncomingConnection ic = (IncomingConnection) to_close.get(i);
                removeConnection(ic, true, "incoming connection routing timeout");
            }
        }
    } finally {
        connections_mon.exit();
    }
}

Example 23 with LogEvent

use of com.biglybt.core.logging.LogEvent in project BiglyBT by BiglySoftware.

the class IncomingConnectionManager method addConnection.

public void addConnection(int local_port, TransportHelperFilter filter, Transport new_transport) {
    TransportHelper transport_helper = filter.getHelper();
    if (isEmpty()) {
        if (Logger.isEnabled()) {
            Logger.log(new LogEvent(LOGID, "Incoming connection from [" + transport_helper.getAddress() + "] dropped because zero routing handlers registered"));
        }
        transport_helper.close("No routing handler");
        return;
    }
    // note that the filter may have some data internally queued in it after the crypto handshake decode
    // (in particular the BT header). However, there should be some data right behind it that will trigger
    // a read-select below, thus giving prompt access to the queued data
    final IncomingConnection ic = new IncomingConnection(filter, getMaxMatchBufferSize());
    TransportHelper.selectListener sel_listener = new SelectorListener(local_port, new_transport);
    try {
        connections_mon.enter();
        connections.add(ic);
        transport_helper.registerForReadSelects(sel_listener, ic);
    } finally {
        connections_mon.exit();
    }
    // might be stuff queued up in the filter - force one process cycle (NAT check in particular )
    sel_listener.selectSuccess(transport_helper, ic);
}

Example 24 with LogEvent

use of com.biglybt.core.logging.LogEvent in project BiglyBT by BiglySoftware.

the class HTTPNetworkManager method writeReply.

protected void writeReply(final NetworkConnection connection, final TransportHelper transport, final String data) {
    byte[] bytes;
    try {
        bytes = data.getBytes("ISO-8859-1");
    } catch (UnsupportedEncodingException e) {
        bytes = data.getBytes();
    }
    final ByteBuffer bb = ByteBuffer.wrap(bytes);
    try {
        transport.write(bb, false);
        if (bb.remaining() > 0) {
            transport.registerForWriteSelects(new TransportHelper.selectListener() {

                @Override
                public boolean selectSuccess(TransportHelper helper, Object attachment) {
                    try {
                        int written = helper.write(bb, false);
                        if (bb.remaining() > 0) {
                            helper.registerForWriteSelects(this, null);
                        } else {
                            if (Logger.isEnabled()) {
                                Logger.log(new LogEvent(LOGID, "HTTP connection from " + connection.getEndpoint().getNotionalAddress() + " closed"));
                            }
                            connection.close(null);
                        }
                        return (written > 0);
                    } catch (Throwable e) {
                        helper.cancelWriteSelects();
                        if (Logger.isEnabled()) {
                            Logger.log(new LogEvent(LOGID, "HTTP connection from " + connection.getEndpoint().getNotionalAddress() + " failed to write error '" + data + "'"));
                        }
                        connection.close(e == null ? null : Debug.getNestedExceptionMessage(e));
                        return (false);
                    }
                }

                @Override
                public void selectFailure(TransportHelper helper, Object attachment, Throwable msg) {
                    helper.cancelWriteSelects();
                    if (Logger.isEnabled()) {
                        Logger.log(new LogEvent(LOGID, "HTTP connection from " + connection.getEndpoint().getNotionalAddress() + " failed to write error '" + data + "'"));
                    }
                    connection.close(msg == null ? null : Debug.getNestedExceptionMessage(msg));
                }
            }, null);
        } else {
            if (Logger.isEnabled()) {
                Logger.log(new LogEvent(LOGID, "HTTP connection from " + connection.getEndpoint().getNotionalAddress() + " closed"));
            }
            connection.close(null);
        }
    } catch (Throwable e) {
        if (Logger.isEnabled()) {
            Logger.log(new LogEvent(LOGID, "HTTP connection from " + connection.getEndpoint().getNotionalAddress() + " failed to write error '" + data + "'"));
        }
        connection.close(e == null ? null : Debug.getNestedExceptionMessage(e));
    }
}

Example 25 with LogEvent

use of com.biglybt.core.logging.LogEvent in project BiglyBT by BiglySoftware.

the class VirtualBlockingServerChannelSelector method start.

/**
 * Start the server and begin accepting incoming connections.
 */
@Override
public void start() {
    try {
        this_mon.enter();
        if (!isRunning()) {
            try {
                server_channel = ServerSocketChannel.open();
                server_channel.socket().setReuseAddress(true);
                if (receive_buffer_size > 0)
                    server_channel.socket().setReceiveBufferSize(receive_buffer_size);
                server_channel.socket().bind(bind_address, 1024);
                if (Logger.isEnabled())
                    Logger.log(new LogEvent(LOGID, "TCP incoming server socket " + bind_address));
                AEThread accept_thread = new AEThread("VServerSelector:port" + bind_address.getPort()) {

                    @Override
                    public void runSupport() {
                        accept_loop();
                    }
                };
                accept_thread.setDaemon(true);
                accept_thread.start();
            } catch (Throwable t) {
                Debug.out(t);
                Logger.log(new LogAlert(LogAlert.UNREPEATABLE, "ERROR, unable to bind TCP incoming server socket to " + bind_address.getPort(), t));
            }
            // init to now
            last_accept_time = SystemTime.getCurrentTime();
        }
    } finally {
        this_mon.exit();
    }
}