public static void saveToFile(ObjectMessage objectMessage) { try { File f = new File(System.getProperty("user.home") + "/jabit.error/" + objectMessage.getInventoryVector() + ".inv"); f.createNewFile(); objectMessage.write(new FileOutputStream(f)); } catch (IOException e) { LOG.debug(e.getMessage(), e); } }
public static void saveToFile(ObjectMessage objectMessage) { try { File f = new File(System.getProperty("user.home") + "/jabit.error/" + objectMessage.getInventoryVector() + ".inv"); f.createNewFile(); objectMessage.write(new FileOutputStream(f)); } catch (IOException e) { LOG.debug(e.getMessage(), e); } }
@Override public boolean contains(ObjectMessage object) { return getCache(object.getStream()).entrySet().stream() .anyMatch(x -> x.getKey().equals(object.getInventoryVector())); }
@Override public void storeObject(ObjectMessage object) { if (getCache(object.getStream()).containsKey(object.getInventoryVector())) return; try ( Connection connection = config.getConnection(); PreparedStatement ps = connection.prepareStatement("INSERT INTO Inventory " + "(hash, stream, expires, data, type, version) VALUES (?, ?, ?, ?, ?, ?)") ) { InventoryVector iv = object.getInventoryVector(); LOG.trace("Storing object " + iv); ps.setBytes(1, iv.getHash()); ps.setLong(2, object.getStream()); ps.setLong(3, object.getExpiresTime()); writeBlob(ps, 4, object); ps.setLong(5, object.getType()); ps.setLong(6, object.getVersion()); ps.executeUpdate(); getCache(object.getStream()).put(iv, object.getExpiresTime()); } catch (SQLException e) { LOG.debug("Error storing object of type " + object.getPayload().getClass().getSimpleName(), e); } catch (Exception e) { LOG.error(e.getMessage(), e); } }
private void receiveMessage(ObjectMessage objectMessage) { requestedObjects.remove(objectMessage.getInventoryVector()); if (ctx.getInventory().contains(objectMessage)) { LOG.trace("Received object " + objectMessage.getInventoryVector() + " - already in inventory"); return; } try { listener.receive(objectMessage); cryptography().checkProofOfWork(objectMessage, NETWORK_NONCE_TRIALS_PER_BYTE, NETWORK_EXTRA_BYTES); ctx.getInventory().storeObject(objectMessage); // offer object to some random nodes so it gets distributed throughout the network: ctx.getNetworkHandler().offer(objectMessage.getInventoryVector()); lastObjectTime = UnixTime.now(); } catch (InsufficientProofOfWorkException e) { LOG.warn(e.getMessage()); // DebugUtils.saveToFile(objectMessage); // this line must not be committed active } catch (IOException e) { LOG.error("Stream " + objectMessage.getStream() + ", object type " + objectMessage.getType() + ": " + e.getMessage(), e); } finally { if (commonRequestedObjects.remove(objectMessage.getInventoryVector()) == null) { LOG.debug("Received object that wasn't requested."); } } }
protected void receive(ObjectMessage object, Msg msg) throws IOException { for (BitmessageAddress identity : ctx.getAddressRepository().getIdentities()) { try { msg.decrypt(identity.getPrivateKey().getPrivateEncryptionKey()); Plaintext plaintext = msg.getPlaintext(); plaintext.setTo(identity); if (!object.isSignatureValid(plaintext.getFrom().getPubkey())) { LOG.warn("Msg with IV " + object.getInventoryVector() + " was successfully decrypted, but signature check failed. Ignoring."); } else { receive(object.getInventoryVector(), plaintext); } break; } catch (DecryptionFailedException ignore) { } } }
protected void receive(ObjectMessage object, Broadcast broadcast) throws IOException { byte[] tag = broadcast instanceof V5Broadcast ? ((V5Broadcast) broadcast).getTag() : null; for (BitmessageAddress subscription : ctx.getAddressRepository().getSubscriptions(broadcast.getVersion())) { if (tag != null && !Arrays.equals(tag, subscription.getTag())) { continue; } try { broadcast.decrypt(subscription.getPublicDecryptionKey()); if (!object.isSignatureValid(broadcast.getPlaintext().getFrom().getPubkey())) { LOG.warn("Broadcast with IV " + object.getInventoryVector() + " was successfully decrypted, but signature check failed. Ignoring."); } else { receive(object.getInventoryVector(), broadcast.getPlaintext()); } } catch (DecryptionFailedException ignore) { } } }
public void requestPubkey(BitmessageAddress contact) { long expires = UnixTime.now(+2 * DAY); LOG.info("Expires at " + expires); ObjectMessage response = new ObjectMessage.Builder() .stream(contact.getStream()) .expiresTime(expires) .payload(new GetPubkey(contact)) .build(); Security.doProofOfWork(response, proofOfWorkEngine, networkNonceTrialsPerByte, networkExtraBytes); inventory.storeObject(response); networkHandler.offer(response.getInventoryVector()); }
private void send(long stream, ObjectPayload payload, long timeToLive) { long expires = UnixTime.now(+timeToLive); LOG.info("Expires at " + expires); ObjectMessage object = new ObjectMessage.Builder() .stream(stream) .expiresTime(expires) .payload(payload) .build(); Security.doProofOfWork(object, ctx.getProofOfWorkEngine(), ctx.getNetworkNonceTrialsPerByte(), ctx.getNetworkExtraBytes()); ctx.getInventory().storeObject(object); ctx.getNetworkHandler().offer(object.getInventoryVector()); }
public void send(BitmessageAddress from, BitmessageAddress to, ObjectPayload payload, long timeToLive, long nonceTrialsPerByte, long extraBytes) { try { if (to == null) to = from; long expires = UnixTime.now(+timeToLive); LOG.info("Expires at " + expires); ObjectMessage object = new ObjectMessage.Builder() .stream(to.getStream()) .expiresTime(expires) .payload(payload) .build(); if (object.isSigned()) { object.sign(from.getPrivateKey()); } if (payload instanceof Broadcast) { ((Broadcast) payload).encrypt(); } else if (payload instanceof Encrypted) { object.encrypt(to.getPubkey()); } Security.doProofOfWork(object, proofOfWorkEngine, nonceTrialsPerByte, extraBytes); if (payload instanceof PlaintextHolder) { Plaintext plaintext = ((PlaintextHolder) payload).getPlaintext(); plaintext.setInventoryVector(object.getInventoryVector()); messageRepository.save(plaintext); } inventory.storeObject(object); networkHandler.offer(object.getInventoryVector()); } catch (IOException e) { throw new RuntimeException(e); } }
protected void receive(ObjectMessage object, Broadcast broadcast) throws IOException { byte[] tag = broadcast instanceof V5Broadcast ? ((V5Broadcast) broadcast).getTag() : null; for (BitmessageAddress subscription : ctx.getAddressRepo().getSubscriptions(broadcast.getVersion())) { if (tag != null && !Arrays.equals(tag, subscription.getTag())) { continue; } try { broadcast.decrypt(subscription.getPublicDecryptionKey()); if (!object.isSignatureValid(broadcast.getPlaintext().getFrom().getPubkey())) { LOG.warn("Broadcast with IV " + object.getInventoryVector() + " was successfully decrypted, but signature check failed. Ignoring."); } else { broadcast.getPlaintext().setStatus(RECEIVED); broadcast.getPlaintext().addLabels(ctx.getMessageRepository().getLabels(Label.Type.INBOX, Label.Type.BROADCAST, Label.Type.UNREAD)); broadcast.getPlaintext().setInventoryVector(object.getInventoryVector()); ctx.getMessageRepository().save(broadcast.getPlaintext()); listener.receive(broadcast.getPlaintext()); } } catch (DecryptionFailedException ignore) { } } } }
protected void receive(ObjectMessage object, Msg msg) throws IOException { for (BitmessageAddress identity : ctx.getAddressRepo().getIdentities()) { try { msg.decrypt(identity.getPrivateKey().getPrivateEncryptionKey()); msg.getPlaintext().setTo(identity); if (!object.isSignatureValid(msg.getPlaintext().getFrom().getPubkey())) { LOG.warn("Msg with IV " + object.getInventoryVector() + " was successfully decrypted, but signature check failed. Ignoring."); } else { msg.getPlaintext().setStatus(RECEIVED); msg.getPlaintext().addLabels(ctx.getMessageRepository().getLabels(Label.Type.INBOX, Label.Type.UNREAD)); msg.getPlaintext().setInventoryVector(object.getInventoryVector()); ctx.getMessageRepository().save(msg.getPlaintext()); listener.receive(msg.getPlaintext()); } break; } catch (DecryptionFailedException ignore) { } } }
public void sendPubkey(BitmessageAddress identity, long targetStream) { try { long expires = UnixTime.now(+28 * DAY); LOG.info("Expires at " + expires); ObjectMessage response = new ObjectMessage.Builder() .stream(targetStream) .expiresTime(expires) .payload(identity.getPubkey()) .build(); response.sign(identity.getPrivateKey()); response.encrypt(Security.createPublicKey(identity.getPublicDecryptionKey()).getEncoded(false)); Security.doProofOfWork(response, proofOfWorkEngine, networkNonceTrialsPerByte, networkExtraBytes); if (response.isSigned()) { response.sign(identity.getPrivateKey()); } if (response instanceof Encrypted) { response.encrypt(Security.createPublicKey(identity.getPublicDecryptionKey()).getEncoded(false)); } inventory.storeObject(response); networkHandler.offer(response.getInventoryVector()); // TODO: save that the pubkey was just sent, and on which stream! } catch (IOException e) { throw new RuntimeException(e); } }
Plaintext plaintext = messageRepo.getMessage(initialHash); if (plaintext != null) { plaintext.setInventoryVector(object.getInventoryVector()); plaintext.updateNextTry(); ctx.getLabeler().markAsSent(plaintext); ctx.getNetworkHandler().offer(object.getInventoryVector()); } else { item.message.getAckMessage().setNonce(nonce);
protected void receive(InventoryVector iv, Plaintext msg) { msg.setInventoryVector(iv); labeler.setLabels(msg); ctx.getMessageRepository().save(msg); listener.receive(msg); updatePubkey(msg.getFrom(), msg.getFrom().getPubkey()); if (msg.getType() == Plaintext.Type.MSG && msg.getTo().has(Pubkey.Feature.DOES_ACK)) { ObjectMessage ack = msg.getAckMessage(); if (ack != null) { ctx.getInventory().storeObject(ack); ctx.getNetworkHandler().offer(ack.getInventoryVector()); } } } }