Examples with NoSessionException org.whispersystems.libsignal.NoSessionException used on opensource projects

Example 1 with NoSessionException

use of org.whispersystems.libsignal.NoSessionException in project Signal-Android by WhisperSystems.

the class PushDecryptJob method handleMessage.

private void handleMessage(MasterSecretUnion masterSecret, SignalServiceEnvelope envelope, Optional<Long> smsMessageId) {
    try {
        GroupDatabase groupDatabase = DatabaseFactory.getGroupDatabase(context);
        SignalProtocolStore axolotlStore = new SignalProtocolStoreImpl(context);
        SignalServiceAddress localAddress = new SignalServiceAddress(TextSecurePreferences.getLocalNumber(context));
        SignalServiceCipher cipher = new SignalServiceCipher(localAddress, axolotlStore);
        SignalServiceContent content = cipher.decrypt(envelope);
        if (content.getDataMessage().isPresent()) {
            SignalServiceDataMessage message = content.getDataMessage().get();
            if (message.isEndSession())
                handleEndSessionMessage(masterSecret, envelope, message, smsMessageId);
            else if (message.isGroupUpdate())
                handleGroupMessage(masterSecret, envelope, message, smsMessageId);
            else if (message.isExpirationUpdate())
                handleExpirationUpdate(masterSecret, envelope, message, smsMessageId);
            else if (message.getAttachments().isPresent())
                handleMediaMessage(masterSecret, envelope, message, smsMessageId);
            else
                handleTextMessage(masterSecret, envelope, message, smsMessageId);
            if (message.getGroupInfo().isPresent() && groupDatabase.isUnknownGroup(message.getGroupInfo().get().getGroupId())) {
                handleUnknownGroupMessage(envelope, message.getGroupInfo().get());
            }
        } else if (content.getSyncMessage().isPresent()) {
            SignalServiceSyncMessage syncMessage = content.getSyncMessage().get();
            if (syncMessage.getSent().isPresent())
                handleSynchronizeSentMessage(masterSecret, envelope, syncMessage.getSent().get(), smsMessageId);
            else if (syncMessage.getRequest().isPresent())
                handleSynchronizeRequestMessage(masterSecret, syncMessage.getRequest().get());
            else if (syncMessage.getRead().isPresent())
                handleSynchronizeReadMessage(masterSecret, syncMessage.getRead().get(), envelope.getTimestamp());
            else
                Log.w(TAG, "Contains no known sync types...");
        } else if (content.getCallMessage().isPresent()) {
            Log.w(TAG, "Got call message...");
            SignalServiceCallMessage message = content.getCallMessage().get();
            if (message.getOfferMessage().isPresent())
                handleCallOfferMessage(envelope, message.getOfferMessage().get(), smsMessageId);
            else if (message.getAnswerMessage().isPresent())
                handleCallAnswerMessage(envelope, message.getAnswerMessage().get());
            else if (message.getIceUpdateMessages().isPresent())
                handleCallIceUpdateMessage(envelope, message.getIceUpdateMessages().get());
            else if (message.getHangupMessage().isPresent())
                handleCallHangupMessage(envelope, message.getHangupMessage().get(), smsMessageId);
        } else {
            Log.w(TAG, "Got unrecognized message...");
        }
        if (envelope.isPreKeySignalMessage()) {
            ApplicationContext.getInstance(context).getJobManager().add(new RefreshPreKeysJob(context));
        }
    } catch (InvalidVersionException e) {
        Log.w(TAG, e);
        handleInvalidVersionMessage(masterSecret, envelope, smsMessageId);
    } catch (InvalidMessageException | InvalidKeyIdException | InvalidKeyException | MmsException e) {
        Log.w(TAG, e);
        handleCorruptMessage(masterSecret, envelope, smsMessageId);
    } catch (NoSessionException e) {
        Log.w(TAG, e);
        handleNoSessionMessage(masterSecret, envelope, smsMessageId);
    } catch (LegacyMessageException e) {
        Log.w(TAG, e);
        handleLegacyMessage(masterSecret, envelope, smsMessageId);
    } catch (DuplicateMessageException e) {
        Log.w(TAG, e);
        handleDuplicateMessage(masterSecret, envelope, smsMessageId);
    } catch (UntrustedIdentityException e) {
        Log.w(TAG, e);
        handleUntrustedIdentityMessage(masterSecret, envelope, smsMessageId);
    }
}

Example 2 with NoSessionException

use of org.whispersystems.libsignal.NoSessionException in project Signal-Android by WhisperSystems.

the class MmsDownloadJob method onRun.

@Override
public void onRun(MasterSecret masterSecret) {
    MmsDatabase database = DatabaseFactory.getMmsDatabase(context);
    Optional<Pair<NotificationInd, Integer>> notification = database.getNotification(messageId);
    if (!notification.isPresent()) {
        Log.w(TAG, "No notification for ID: " + messageId);
        return;
    }
    try {
        if (notification.get().first.getContentLocation() == null) {
            throw new MmsException("Notification content location was null.");
        }
        database.markDownloadState(messageId, MmsDatabase.Status.DOWNLOAD_CONNECTING);
        String contentLocation = new String(notification.get().first.getContentLocation());
        byte[] transactionId = notification.get().first.getTransactionId();
        Log.w(TAG, "Downloading mms at " + Uri.parse(contentLocation).getHost());
        RetrieveConf retrieveConf = new CompatMmsConnection(context).retrieve(contentLocation, transactionId, notification.get().second);
        if (retrieveConf == null) {
            throw new MmsException("RetrieveConf was null");
        }
        storeRetrievedMms(masterSecret, contentLocation, messageId, threadId, retrieveConf, notification.get().second);
    } catch (ApnUnavailableException e) {
        Log.w(TAG, e);
        handleDownloadError(masterSecret, messageId, threadId, MmsDatabase.Status.DOWNLOAD_APN_UNAVAILABLE, automatic);
    } catch (MmsException e) {
        Log.w(TAG, e);
        handleDownloadError(masterSecret, messageId, threadId, MmsDatabase.Status.DOWNLOAD_HARD_FAILURE, automatic);
    } catch (MmsRadioException | IOException e) {
        Log.w(TAG, e);
        handleDownloadError(masterSecret, messageId, threadId, MmsDatabase.Status.DOWNLOAD_SOFT_FAILURE, automatic);
    } catch (DuplicateMessageException e) {
        Log.w(TAG, e);
        database.markAsDecryptDuplicate(messageId, threadId);
    } catch (LegacyMessageException e) {
        Log.w(TAG, e);
        database.markAsLegacyVersion(messageId, threadId);
    } catch (NoSessionException e) {
        Log.w(TAG, e);
        database.markAsNoSession(messageId, threadId);
    } catch (InvalidMessageException e) {
        Log.w(TAG, e);
        database.markAsDecryptFailed(messageId, threadId);
    }
}

Example 3 with NoSessionException

use of org.whispersystems.libsignal.NoSessionException in project Signal-Android by signalapp.

the class MmsDownloadJob method onRun.

@Override
public void onRun(MasterSecret masterSecret) {
    MmsDatabase database = DatabaseFactory.getMmsDatabase(context);
    Optional<MmsDatabase.MmsNotificationInfo> notification = database.getNotification(messageId);
    if (!notification.isPresent()) {
        Log.w(TAG, "No notification for ID: " + messageId);
        return;
    }
    try {
        if (notification.get().getContentLocation() == null) {
            throw new MmsException("Notification content location was null.");
        }
        if (!TextSecurePreferences.isPushRegistered(context)) {
            throw new MmsException("Not registered");
        }
        database.markDownloadState(messageId, MmsDatabase.Status.DOWNLOAD_CONNECTING);
        String contentLocation = notification.get().getContentLocation();
        byte[] transactionId = new byte[0];
        try {
            if (notification.get().getTransactionId() != null) {
                transactionId = notification.get().getTransactionId().getBytes(CharacterSets.MIMENAME_ISO_8859_1);
            } else {
                Log.w(TAG, "No transaction ID!");
            }
        } catch (UnsupportedEncodingException e) {
            Log.w(TAG, e);
        }
        Log.w(TAG, "Downloading mms at " + Uri.parse(contentLocation).getHost() + ", subscription ID: " + notification.get().getSubscriptionId());
        RetrieveConf retrieveConf = new CompatMmsConnection(context).retrieve(contentLocation, transactionId, notification.get().getSubscriptionId());
        if (retrieveConf == null) {
            throw new MmsException("RetrieveConf was null");
        }
        storeRetrievedMms(contentLocation, messageId, threadId, retrieveConf, notification.get().getSubscriptionId(), notification.get().getFrom());
    } catch (ApnUnavailableException e) {
        Log.w(TAG, e);
        handleDownloadError(messageId, threadId, MmsDatabase.Status.DOWNLOAD_APN_UNAVAILABLE, automatic);
    } catch (MmsException e) {
        Log.w(TAG, e);
        handleDownloadError(messageId, threadId, MmsDatabase.Status.DOWNLOAD_HARD_FAILURE, automatic);
    } catch (MmsRadioException | IOException e) {
        Log.w(TAG, e);
        handleDownloadError(messageId, threadId, MmsDatabase.Status.DOWNLOAD_SOFT_FAILURE, automatic);
    } catch (DuplicateMessageException e) {
        Log.w(TAG, e);
        database.markAsDecryptDuplicate(messageId, threadId);
    } catch (LegacyMessageException e) {
        Log.w(TAG, e);
        database.markAsLegacyVersion(messageId, threadId);
    } catch (NoSessionException e) {
        Log.w(TAG, e);
        database.markAsNoSession(messageId, threadId);
    } catch (InvalidMessageException e) {
        Log.w(TAG, e);
        database.markAsDecryptFailed(messageId, threadId);
    }
}

Example 4 with NoSessionException

use of org.whispersystems.libsignal.NoSessionException in project Pix-Art-Messenger by kriztan.

the class XmppAxolotlSession method processReceiving.

@Nullable
public byte[] processReceiving(AxolotlKey encryptedKey) throws CryptoFailedException {
    byte[] plaintext;
    FingerprintStatus status = getTrust();
    if (!status.isCompromised()) {
        try {
            if (encryptedKey.prekey) {
                PreKeySignalMessage preKeySignalMessage = new PreKeySignalMessage(encryptedKey.key);
                Optional<Integer> optionalPreKeyId = preKeySignalMessage.getPreKeyId();
                IdentityKey identityKey = preKeySignalMessage.getIdentityKey();
                if (!optionalPreKeyId.isPresent()) {
                    throw new CryptoFailedException("PreKeyWhisperMessage did not contain a PreKeyId");
                }
                preKeyId = optionalPreKeyId.get();
                if (this.identityKey != null && !this.identityKey.equals(identityKey)) {
                    throw new CryptoFailedException("Received PreKeyWhisperMessage but preexisting identity key changed.");
                }
                this.identityKey = identityKey;
                plaintext = cipher.decrypt(preKeySignalMessage);
            } else {
                SignalMessage signalMessage = new SignalMessage(encryptedKey.key);
                plaintext = cipher.decrypt(signalMessage);
                // better safe than sorry because we use that to do special after prekey handling
                preKeyId = null;
            }
        } catch (InvalidVersionException | InvalidKeyException | LegacyMessageException | InvalidMessageException | DuplicateMessageException | NoSessionException | InvalidKeyIdException | UntrustedIdentityException e) {
            if (!(e instanceof DuplicateMessageException)) {
                e.printStackTrace();
            }
            throw new CryptoFailedException("Error decrypting WhisperMessage " + e.getClass().getSimpleName() + ": " + e.getMessage());
        }
        if (!status.isActive()) {
            setTrust(status.toActive());
        }
    } else {
        throw new CryptoFailedException("not encrypting omemo message from fingerprint " + getFingerprint() + " because it was marked as compromised");
    }
    return plaintext;
}

Example 5 with NoSessionException

use of org.whispersystems.libsignal.NoSessionException in project Signal-Android by WhisperSystems.

the class SignalServiceMessageSender method sendGroupMessage.

/**
 * Will send a message using sender keys to all of the specified recipients. It is assumed that
 * all of the recipients have UUIDs.
 *
 * This method will handle sending out SenderKeyDistributionMessages as necessary.
 */
private List<SendMessageResult> sendGroupMessage(DistributionId distributionId, List<SignalServiceAddress> recipients, List<UnidentifiedAccess> unidentifiedAccess, long timestamp, Content content, ContentHint contentHint, byte[] groupId, boolean online, SenderKeyGroupEvents sendEvents) throws IOException, UntrustedIdentityException, NoSessionException, InvalidKeyException, InvalidRegistrationIdException {
    if (recipients.isEmpty()) {
        Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Empty recipient list!");
        return Collections.emptyList();
    }
    Preconditions.checkArgument(recipients.size() == unidentifiedAccess.size(), "[" + timestamp + "] Unidentified access mismatch!");
    Map<ServiceId, UnidentifiedAccess> accessBySid = new HashMap<>();
    Iterator<SignalServiceAddress> addressIterator = recipients.iterator();
    Iterator<UnidentifiedAccess> accessIterator = unidentifiedAccess.iterator();
    while (addressIterator.hasNext()) {
        accessBySid.put(addressIterator.next().getServiceId(), accessIterator.next());
    }
    for (int i = 0; i < RETRY_COUNT; i++) {
        GroupTargetInfo targetInfo = buildGroupTargetInfo(recipients);
        Set<SignalProtocolAddress> sharedWith = store.getSenderKeySharedWith(distributionId);
        List<SignalServiceAddress> needsSenderKey = targetInfo.destinations.stream().filter(a -> !sharedWith.contains(a)).map(a -> ServiceId.parseOrThrow(a.getName())).distinct().map(SignalServiceAddress::new).collect(Collectors.toList());
        if (needsSenderKey.size() > 0) {
            Log.i(TAG, "[sendGroupMessage][" + timestamp + "] Need to send the distribution message to " + needsSenderKey.size() + " addresses.");
            SenderKeyDistributionMessage message = getOrCreateNewGroupSession(distributionId);
            List<Optional<UnidentifiedAccessPair>> access = needsSenderKey.stream().map(r -> {
                UnidentifiedAccess targetAccess = accessBySid.get(r.getServiceId());
                return Optional.of(new UnidentifiedAccessPair(targetAccess, targetAccess));
            }).collect(Collectors.toList());
            List<SendMessageResult> results = sendSenderKeyDistributionMessage(distributionId, needsSenderKey, access, message, groupId);
            List<SignalServiceAddress> successes = results.stream().filter(SendMessageResult::isSuccess).map(SendMessageResult::getAddress).collect(Collectors.toList());
            Set<String> successSids = successes.stream().map(a -> a.getServiceId().toString()).collect(Collectors.toSet());
            Set<SignalProtocolAddress> successAddresses = targetInfo.destinations.stream().filter(a -> successSids.contains(a.getName())).collect(Collectors.toSet());
            store.markSenderKeySharedWith(distributionId, successAddresses);
            Log.i(TAG, "[sendGroupMessage][" + timestamp + "] Successfully sent sender keys to " + successes.size() + "/" + needsSenderKey.size() + " recipients.");
            int failureCount = results.size() - successes.size();
            if (failureCount > 0) {
                Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Failed to send sender keys to " + failureCount + " recipients. Sending back failed results now.");
                List<SendMessageResult> trueFailures = results.stream().filter(r -> !r.isSuccess()).collect(Collectors.toList());
                Set<ServiceId> failedAddresses = trueFailures.stream().map(result -> result.getAddress().getServiceId()).collect(Collectors.toSet());
                List<SendMessageResult> fakeNetworkFailures = recipients.stream().filter(r -> !failedAddresses.contains(r.getServiceId())).map(SendMessageResult::networkFailure).collect(Collectors.toList());
                List<SendMessageResult> modifiedResults = new LinkedList<>();
                modifiedResults.addAll(trueFailures);
                modifiedResults.addAll(fakeNetworkFailures);
                return modifiedResults;
            } else {
                targetInfo = buildGroupTargetInfo(recipients);
            }
        }
        sendEvents.onSenderKeyShared();
        SignalServiceCipher cipher = new SignalServiceCipher(localAddress, localDeviceId, store, sessionLock, null);
        SenderCertificate senderCertificate = unidentifiedAccess.get(0).getUnidentifiedCertificate();
        byte[] ciphertext;
        try {
            ciphertext = cipher.encryptForGroup(distributionId, targetInfo.destinations, senderCertificate, content.toByteArray(), contentHint, groupId);
        } catch (org.whispersystems.libsignal.UntrustedIdentityException e) {
            throw new UntrustedIdentityException("Untrusted during group encrypt", e.getName(), e.getUntrustedIdentity());
        }
        sendEvents.onMessageEncrypted();
        byte[] joinedUnidentifiedAccess = new byte[16];
        for (UnidentifiedAccess access : unidentifiedAccess) {
            joinedUnidentifiedAccess = ByteArrayUtil.xor(joinedUnidentifiedAccess, access.getUnidentifiedAccessKey());
        }
        try {
            try {
                SendGroupMessageResponse response = new MessagingService.SendResponseProcessor<>(messagingService.sendToGroup(ciphertext, joinedUnidentifiedAccess, timestamp, online).blockingGet()).getResultOrThrow();
                return transformGroupResponseToMessageResults(targetInfo.devices, response, content);
            } catch (InvalidUnidentifiedAccessHeaderException | NotFoundException | GroupMismatchedDevicesException | GroupStaleDevicesException e) {
                // Non-technical failures shouldn't be retried with socket
                throw e;
            } catch (WebSocketUnavailableException e) {
                Log.i(TAG, "[sendGroupMessage][" + timestamp + "] Pipe unavailable, falling back... (" + e.getClass().getSimpleName() + ": " + e.getMessage() + ")");
            } catch (IOException e) {
                Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Pipe failed, falling back... (" + e.getClass().getSimpleName() + ": " + e.getMessage() + ")");
            }
            SendGroupMessageResponse response = socket.sendGroupMessage(ciphertext, joinedUnidentifiedAccess, timestamp, online);
            return transformGroupResponseToMessageResults(targetInfo.devices, response, content);
        } catch (GroupMismatchedDevicesException e) {
            Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Handling mismatched devices. (" + e.getMessage() + ")");
            for (GroupMismatchedDevices mismatched : e.getMismatchedDevices()) {
                SignalServiceAddress address = new SignalServiceAddress(ACI.parseOrThrow(mismatched.getUuid()), Optional.absent());
                handleMismatchedDevices(socket, address, mismatched.getDevices());
            }
        } catch (GroupStaleDevicesException e) {
            Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Handling stale devices. (" + e.getMessage() + ")");
            for (GroupStaleDevices stale : e.getStaleDevices()) {
                SignalServiceAddress address = new SignalServiceAddress(ACI.parseOrThrow(stale.getUuid()), Optional.absent());
                handleStaleDevices(address, stale.getDevices());
            }
        }
        Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Attempt failed (i = " + i + ")");
    }
    throw new IOException("Failed to resolve conflicts after " + RETRY_COUNT + " attempts!");
}