Examples with Optional org.whispersystems.libsignal.util.guava.Optional used on opensource projects

Example 46 with Optional

use of org.whispersystems.libsignal.util.guava.Optional in project Signal-Android by WhisperSystems.

the class ChunkedDataFetcher method fetchChunksWithUnknownTotalSize.

private RequestController fetchChunksWithUnknownTotalSize(@NonNull String url, @NonNull Callback callback) {
    CompositeRequestController compositeController = new CompositeRequestController();
    long chunkSize = new SecureRandom().nextInt(1024) + 1024;
    Request request = new Request.Builder().url(url).cacheControl(NO_CACHE).addHeader("Range", "bytes=0-" + (chunkSize - 1)).addHeader("Accept-Encoding", "identity").build();
    Call firstChunkCall = client.newCall(request);
    compositeController.addController(new CallRequestController(firstChunkCall));
    firstChunkCall.enqueue(new okhttp3.Callback() {

        @Override
        public void onFailure(@NonNull Call call, @NonNull IOException e) {
            if (!compositeController.isCanceled()) {
                callback.onFailure(e);
                compositeController.cancel();
            }
        }

        @Override
        public void onResponse(@NonNull Call call, @NonNull Response response) {
            String contentRange = response.header("Content-Range");
            if (!response.isSuccessful()) {
                Log.w(TAG, "Non-successful response code: " + response.code());
                callback.onFailure(new IOException("Non-successful response code: " + response.code()));
                compositeController.cancel();
                if (response.body() != null)
                    response.body().close();
                return;
            }
            if (TextUtils.isEmpty(contentRange)) {
                Log.w(TAG, "Missing Content-Range header.");
                callback.onFailure(new IOException("Missing Content-Length header."));
                compositeController.cancel();
                if (response.body() != null)
                    response.body().close();
                return;
            }
            if (response.body() == null) {
                Log.w(TAG, "Missing body.");
                callback.onFailure(new IOException("Missing body on initial request."));
                compositeController.cancel();
                return;
            }
            Optional<Long> contentLength = parseLengthFromContentRange(contentRange);
            if (!contentLength.isPresent()) {
                Log.w(TAG, "Unable to parse length from Content-Range.");
                callback.onFailure(new IOException("Unable to get parse length from Content-Range."));
                compositeController.cancel();
                return;
            }
            if (chunkSize >= contentLength.get()) {
                try {
                    callback.onSuccess(response.body().byteStream());
                } catch (IOException e) {
                    callback.onFailure(e);
                    compositeController.cancel();
                }
            } else {
                InputStream stream = ContentLengthInputStream.obtain(response.body().byteStream(), chunkSize);
                fetchChunks(url, contentLength.get(), Optional.of(new Pair<>(stream, chunkSize)), compositeController, callback);
            }
        }
    });
    return compositeController;
}

Example 47 with Optional

use of org.whispersystems.libsignal.util.guava.Optional in project Signal-Android by WhisperSystems.

the class ChunkedDataFetcher method fetchChunks.

private void fetchChunks(@NonNull String url, long contentLength, Optional<Pair<InputStream, Long>> firstChunk, CompositeRequestController compositeController, Callback callback) {
    List<ByteRange> requestPattern;
    try {
        if (firstChunk.isPresent()) {
            requestPattern = Stream.of(getRequestPattern(contentLength - firstChunk.get().second())).map(b -> new ByteRange(b.start + firstChunk.get().second(), b.end + firstChunk.get().second(), b.ignoreFirst)).toList();
        } else {
            requestPattern = getRequestPattern(contentLength);
        }
    } catch (IOException e) {
        callback.onFailure(e);
        compositeController.cancel();
        return;
    }
    SignalExecutors.UNBOUNDED.execute(() -> {
        List<CallRequestController> controllers = Stream.of(requestPattern).map(range -> makeChunkRequest(client, url, range)).toList();
        List<InputStream> streams = new ArrayList<>(controllers.size() + (firstChunk.isPresent() ? 1 : 0));
        if (firstChunk.isPresent()) {
            streams.add(firstChunk.get().first());
        }
        Stream.of(controllers).forEach(compositeController::addController);
        for (CallRequestController controller : controllers) {
            Optional<InputStream> stream = controller.getStream();
            if (!stream.isPresent()) {
                Log.w(TAG, "Stream was canceled.");
                callback.onFailure(new IOException("Failure"));
                compositeController.cancel();
                return;
            }
            streams.add(stream.get());
        }
        try {
            callback.onSuccess(new InputStreamList(streams));
        } catch (IOException e) {
            callback.onFailure(e);
            compositeController.cancel();
        }
    });
}

Example 48 with Optional

use of org.whispersystems.libsignal.util.guava.Optional in project Signal-Android by WhisperSystems.

the class SignalServiceAccountManager method setVersionedProfile.

/**
 * @return The avatar URL path, if one was written.
 */
public Optional<String> setVersionedProfile(ACI aci, ProfileKey profileKey, String name, String about, String aboutEmoji, Optional<SignalServiceProtos.PaymentAddress> paymentsAddress, StreamDetails avatar, List<String> visibleBadgeIds) throws IOException {
    if (name == null)
        name = "";
    ProfileCipher profileCipher = new ProfileCipher(profileKey);
    byte[] ciphertextName = profileCipher.encryptString(name, ProfileCipher.getTargetNameLength(name));
    byte[] ciphertextAbout = profileCipher.encryptString(about, ProfileCipher.getTargetAboutLength(about));
    byte[] ciphertextEmoji = profileCipher.encryptString(aboutEmoji, ProfileCipher.EMOJI_PADDED_LENGTH);
    byte[] ciphertextMobileCoinAddress = paymentsAddress.transform(address -> profileCipher.encryptWithLength(address.toByteArray(), ProfileCipher.PAYMENTS_ADDRESS_CONTENT_SIZE)).orNull();
    boolean hasAvatar = avatar != null;
    ProfileAvatarData profileAvatarData = null;
    if (hasAvatar) {
        profileAvatarData = new ProfileAvatarData(avatar.getStream(), ProfileCipherOutputStream.getCiphertextLength(avatar.getLength()), avatar.getContentType(), new ProfileCipherOutputStreamFactory(profileKey));
    }
    return this.pushServiceSocket.writeProfile(new SignalServiceProfileWrite(profileKey.getProfileKeyVersion(aci.uuid()).serialize(), ciphertextName, ciphertextAbout, ciphertextEmoji, ciphertextMobileCoinAddress, hasAvatar, profileKey.getCommitment(aci.uuid()).serialize(), visibleBadgeIds), profileAvatarData);
}

Example 49 with Optional

use of org.whispersystems.libsignal.util.guava.Optional in project Signal-Android by signalapp.

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!");
}

Example 50 with Optional

use of org.whispersystems.libsignal.util.guava.Optional in project Signal-Android by signalapp.

the class SenderKeyDistributionSendJob method onRun.

@Override
protected void onRun() throws Exception {
    GroupDatabase groupDatabase = SignalDatabase.groups();
    if (!groupDatabase.isCurrentMember(groupId, recipientId)) {
        Log.w(TAG, recipientId + " is no longer a member of " + groupId + "! Not sending.");
        return;
    }
    Recipient recipient = Recipient.resolved(recipientId);
    if (recipient.getSenderKeyCapability() != Recipient.Capability.SUPPORTED) {
        Log.w(TAG, recipientId + " does not support sender key! Not sending.");
        return;
    }
    if (recipient.isUnregistered()) {
        Log.w(TAG, recipient.getId() + " not registered!");
        return;
    }
    SignalServiceMessageSender messageSender = ApplicationDependencies.getSignalServiceMessageSender();
    List<SignalServiceAddress> address = Collections.singletonList(RecipientUtil.toSignalServiceAddress(context, recipient));
    DistributionId distributionId = groupDatabase.getOrCreateDistributionId(groupId);
    SenderKeyDistributionMessage message = messageSender.getOrCreateNewGroupSession(distributionId);
    List<Optional<UnidentifiedAccessPair>> access = UnidentifiedAccessUtil.getAccessFor(context, Collections.singletonList(recipient));
    SendMessageResult result = messageSender.sendSenderKeyDistributionMessage(distributionId, address, access, message, groupId.getDecodedId()).get(0);
    if (result.isSuccess()) {
        List<SignalProtocolAddress> addresses = result.getSuccess().getDevices().stream().map(device -> recipient.requireServiceId().toProtocolAddress(device)).collect(Collectors.toList());
        ApplicationDependencies.getProtocolStore().aci().markSenderKeySharedWith(distributionId, addresses);
    }
}