+++ /dev/null
-/**
- * Copyright (C) 2015 AsamK
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-package org.asamk.signal;
-
-import com.fasterxml.jackson.annotation.JsonAutoDetect;
-import com.fasterxml.jackson.annotation.PropertyAccessor;
-import com.fasterxml.jackson.core.JsonGenerator;
-import com.fasterxml.jackson.core.JsonParser;
-import com.fasterxml.jackson.databind.DeserializationFeature;
-import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.SerializationFeature;
-import com.fasterxml.jackson.databind.node.ObjectNode;
-import org.apache.http.util.TextUtils;
-import org.asamk.Signal;
-import org.asamk.signal.storage.contacts.ContactInfo;
-import org.asamk.signal.storage.contacts.JsonContactsStore;
-import org.asamk.signal.storage.groups.GroupInfo;
-import org.asamk.signal.storage.groups.JsonGroupStore;
-import org.asamk.signal.storage.protocol.JsonIdentityKeyStore;
-import org.asamk.signal.storage.protocol.JsonSignalProtocolStore;
-import org.asamk.signal.storage.threads.JsonThreadStore;
-import org.asamk.signal.storage.threads.ThreadInfo;
-import org.asamk.signal.util.IOUtils;
-import org.asamk.signal.util.KeyUtils;
-import org.asamk.signal.util.Util;
-import org.signal.libsignal.metadata.*;
-import org.signal.libsignal.metadata.certificate.CertificateValidator;
-import org.whispersystems.libsignal.*;
-import org.whispersystems.libsignal.ecc.Curve;
-import org.whispersystems.libsignal.ecc.ECKeyPair;
-import org.whispersystems.libsignal.ecc.ECPublicKey;
-import org.whispersystems.libsignal.fingerprint.Fingerprint;
-import org.whispersystems.libsignal.fingerprint.NumericFingerprintGenerator;
-import org.whispersystems.libsignal.state.PreKeyRecord;
-import org.whispersystems.libsignal.state.SignedPreKeyRecord;
-import org.whispersystems.libsignal.util.KeyHelper;
-import org.whispersystems.libsignal.util.Medium;
-import org.whispersystems.libsignal.util.guava.Optional;
-import org.whispersystems.signalservice.api.SignalServiceAccountManager;
-import org.whispersystems.signalservice.api.SignalServiceMessagePipe;
-import org.whispersystems.signalservice.api.SignalServiceMessageReceiver;
-import org.whispersystems.signalservice.api.SignalServiceMessageSender;
-import org.whispersystems.signalservice.api.crypto.SignalServiceCipher;
-import org.whispersystems.signalservice.api.crypto.UnidentifiedAccess;
-import org.whispersystems.signalservice.api.crypto.UnidentifiedAccessPair;
-import org.whispersystems.signalservice.api.crypto.UntrustedIdentityException;
-import org.whispersystems.signalservice.api.messages.*;
-import org.whispersystems.signalservice.api.messages.multidevice.*;
-import org.whispersystems.signalservice.api.push.ContactTokenDetails;
-import org.whispersystems.signalservice.api.push.SignalServiceAddress;
-import org.whispersystems.signalservice.api.push.TrustStore;
-import org.whispersystems.signalservice.api.push.exceptions.AuthorizationFailedException;
-import org.whispersystems.signalservice.api.push.exceptions.EncapsulatedExceptions;
-import org.whispersystems.signalservice.api.push.exceptions.NetworkFailureException;
-import org.whispersystems.signalservice.api.push.exceptions.UnregisteredUserException;
-import org.whispersystems.signalservice.api.util.InvalidNumberException;
-import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
-import org.whispersystems.signalservice.api.util.SleepTimer;
-import org.whispersystems.signalservice.api.util.UptimeSleepTimer;
-import org.whispersystems.signalservice.internal.configuration.SignalCdnUrl;
-import org.whispersystems.signalservice.internal.configuration.SignalContactDiscoveryUrl;
-import org.whispersystems.signalservice.internal.configuration.SignalServiceConfiguration;
-import org.whispersystems.signalservice.internal.configuration.SignalServiceUrl;
-import org.whispersystems.signalservice.internal.push.SignalServiceProtos;
-import org.whispersystems.signalservice.internal.util.Base64;
-
-import java.io.*;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.net.URLEncoder;
-import java.nio.channels.Channels;
-import java.nio.channels.FileChannel;
-import java.nio.channels.FileLock;
-import java.nio.file.Files;
-import java.nio.file.Paths;
-import java.nio.file.StandardCopyOption;
-import java.util.*;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.TimeoutException;
-
-class Manager implements Signal {
- private final static String URL = "https://textsecure-service.whispersystems.org";
- private final static String CDN_URL = "https://cdn.signal.org";
- private final static TrustStore TRUST_STORE = new WhisperTrustStore();
- private final static SignalServiceConfiguration serviceConfiguration = new SignalServiceConfiguration(
- new SignalServiceUrl[]{new SignalServiceUrl(URL, TRUST_STORE)},
- new SignalCdnUrl[]{new SignalCdnUrl(CDN_URL, TRUST_STORE)},
- new SignalContactDiscoveryUrl[0]
- );
- private final static String UNIDENTIFIED_SENDER_TRUST_ROOT = "BXu6QIKVz5MA8gstzfOgRQGqyLqOwNKHL6INkv3IHWMF";
-
- public final static String PROJECT_NAME = Manager.class.getPackage().getImplementationTitle();
- public final static String PROJECT_VERSION = Manager.class.getPackage().getImplementationVersion();
- private final static String USER_AGENT = PROJECT_NAME == null ? null : PROJECT_NAME + " " + PROJECT_VERSION;
-
- private final static int PREKEY_MINIMUM_COUNT = 20;
- private static final int PREKEY_BATCH_SIZE = 100;
- private static final int MAX_ATTACHMENT_SIZE = 150 * 1024 * 1024;
-
- private final String settingsPath;
- private final String dataPath;
- private final String attachmentsPath;
- private final String avatarsPath;
-
- private FileChannel fileChannel;
- private FileLock lock;
-
- private final ObjectMapper jsonProcessor = new ObjectMapper();
- private String username;
- private int deviceId = SignalServiceAddress.DEFAULT_DEVICE_ID;
- private boolean isMultiDevice = false;
- private String password;
- private String registrationLockPin;
- private String signalingKey;
- private byte[] profileKey;
- private int preKeyIdOffset;
- private int nextSignedPreKeyId;
-
- private boolean registered = false;
-
- private JsonSignalProtocolStore signalProtocolStore;
- private SignalServiceAccountManager accountManager;
- private JsonGroupStore groupStore;
- private JsonContactsStore contactStore;
- private JsonThreadStore threadStore;
- private SignalServiceMessagePipe messagePipe = null;
- private SignalServiceMessagePipe unidentifiedMessagePipe = null;
-
- private SleepTimer timer = new UptimeSleepTimer();
-
- public Manager(String username, String settingsPath) {
- this.username = username;
- this.settingsPath = settingsPath;
- this.dataPath = this.settingsPath + "/data";
- this.attachmentsPath = this.settingsPath + "/attachments";
- this.avatarsPath = this.settingsPath + "/avatars";
-
- jsonProcessor.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.NONE); // disable autodetect
- jsonProcessor.enable(SerializationFeature.INDENT_OUTPUT); // for pretty print, you can disable it.
- jsonProcessor.enable(SerializationFeature.WRITE_NULL_MAP_VALUES);
- jsonProcessor.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
- jsonProcessor.disable(JsonParser.Feature.AUTO_CLOSE_SOURCE);
- jsonProcessor.disable(JsonGenerator.Feature.AUTO_CLOSE_TARGET);
- }
-
- public String getUsername() {
- return username;
- }
-
- private IdentityKey getIdentity() {
- return signalProtocolStore.getIdentityKeyPair().getPublicKey();
- }
-
- public int getDeviceId() {
- return deviceId;
- }
-
- public String getFileName() {
- return dataPath + "/" + username;
- }
-
- private String getMessageCachePath() {
- return this.dataPath + "/" + username + ".d/msg-cache";
- }
-
- private String getMessageCachePath(String sender) {
- return getMessageCachePath() + "/" + sender.replace("/", "_");
- }
-
- private File getMessageCacheFile(String sender, long now, long timestamp) throws IOException {
- String cachePath = getMessageCachePath(sender);
- IOUtils.createPrivateDirectories(cachePath);
- return new File(cachePath + "/" + now + "_" + timestamp);
- }
-
- public boolean userExists() {
- if (username == null) {
- return false;
- }
- File f = new File(getFileName());
- return !(!f.exists() || f.isDirectory());
- }
-
- public boolean userHasKeys() {
- return signalProtocolStore != null;
- }
-
- private JsonNode getNotNullNode(JsonNode parent, String name) throws InvalidObjectException {
- JsonNode node = parent.get(name);
- if (node == null) {
- throw new InvalidObjectException(String.format("Incorrect file format: expected parameter %s not found ", name));
- }
-
- return node;
- }
-
- private void openFileChannel() throws IOException {
- if (fileChannel != null)
- return;
-
- IOUtils.createPrivateDirectories(dataPath);
- if (!new File(getFileName()).exists()) {
- IOUtils.createPrivateFile(getFileName());
- }
- fileChannel = new RandomAccessFile(new File(getFileName()), "rw").getChannel();
- lock = fileChannel.tryLock();
- if (lock == null) {
- System.err.println("Config file is in use by another instance, waiting…");
- lock = fileChannel.lock();
- System.err.println("Config file lock acquired.");
- }
- }
-
- public void init() throws IOException {
- load();
-
- migrateLegacyConfigs();
-
- accountManager = new SignalServiceAccountManager(serviceConfiguration, username, password, deviceId, USER_AGENT, timer);
- try {
- if (registered && accountManager.getPreKeysCount() < PREKEY_MINIMUM_COUNT) {
- refreshPreKeys();
- save();
- }
- } catch (AuthorizationFailedException e) {
- System.err.println("Authorization failed, was the number registered elsewhere?");
- }
- }
-
- private void load() throws IOException {
- openFileChannel();
- JsonNode rootNode = jsonProcessor.readTree(Channels.newInputStream(fileChannel));
-
- JsonNode node = rootNode.get("deviceId");
- if (node != null) {
- deviceId = node.asInt();
- }
- username = getNotNullNode(rootNode, "username").asText();
- password = getNotNullNode(rootNode, "password").asText();
- JsonNode pinNode = rootNode.get("registrationLockPin");
- registrationLockPin = pinNode == null ? null : pinNode.asText();
- if (rootNode.has("signalingKey")) {
- signalingKey = getNotNullNode(rootNode, "signalingKey").asText();
- }
- if (rootNode.has("preKeyIdOffset")) {
- preKeyIdOffset = getNotNullNode(rootNode, "preKeyIdOffset").asInt(0);
- } else {
- preKeyIdOffset = 0;
- }
- if (rootNode.has("nextSignedPreKeyId")) {
- nextSignedPreKeyId = getNotNullNode(rootNode, "nextSignedPreKeyId").asInt();
- } else {
- nextSignedPreKeyId = 0;
- }
- if (rootNode.has("profileKey")) {
- profileKey = Base64.decode(getNotNullNode(rootNode, "profileKey").asText());
- } else {
- // Old config file, creating new profile key
- profileKey = KeyUtils.createProfileKey();
- }
-
- signalProtocolStore = jsonProcessor.convertValue(getNotNullNode(rootNode, "axolotlStore"), JsonSignalProtocolStore.class);
- registered = getNotNullNode(rootNode, "registered").asBoolean();
- JsonNode groupStoreNode = rootNode.get("groupStore");
- if (groupStoreNode != null) {
- groupStore = jsonProcessor.convertValue(groupStoreNode, JsonGroupStore.class);
- }
- if (groupStore == null) {
- groupStore = new JsonGroupStore();
- }
-
- JsonNode contactStoreNode = rootNode.get("contactStore");
- if (contactStoreNode != null) {
- contactStore = jsonProcessor.convertValue(contactStoreNode, JsonContactsStore.class);
- }
- if (contactStore == null) {
- contactStore = new JsonContactsStore();
- }
- JsonNode threadStoreNode = rootNode.get("threadStore");
- if (threadStoreNode != null) {
- threadStore = jsonProcessor.convertValue(threadStoreNode, JsonThreadStore.class);
- }
- if (threadStore == null) {
- threadStore = new JsonThreadStore();
- }
- }
-
- private void migrateLegacyConfigs() {
- // Copy group avatars that were previously stored in the attachments folder
- // to the new avatar folder
- if (JsonGroupStore.groupsWithLegacyAvatarId.size() > 0) {
- for (GroupInfo g : JsonGroupStore.groupsWithLegacyAvatarId) {
- File avatarFile = getGroupAvatarFile(g.groupId);
- File attachmentFile = getAttachmentFile(g.getAvatarId());
- if (!avatarFile.exists() && attachmentFile.exists()) {
- try {
- IOUtils.createPrivateDirectories(avatarsPath);
- Files.copy(attachmentFile.toPath(), avatarFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
- } catch (Exception e) {
- // Ignore
- }
- }
- }
- JsonGroupStore.groupsWithLegacyAvatarId.clear();
- save();
- }
- }
-
- private void save() {
- if (username == null) {
- return;
- }
- ObjectNode rootNode = jsonProcessor.createObjectNode();
- rootNode.put("username", username)
- .put("deviceId", deviceId)
- .put("password", password)
- .put("registrationLockPin", registrationLockPin)
- .put("signalingKey", signalingKey)
- .put("preKeyIdOffset", preKeyIdOffset)
- .put("nextSignedPreKeyId", nextSignedPreKeyId)
- .put("registered", registered)
- .putPOJO("axolotlStore", signalProtocolStore)
- .putPOJO("groupStore", groupStore)
- .putPOJO("contactStore", contactStore)
- .putPOJO("threadStore", threadStore)
- ;
- try {
- openFileChannel();
- fileChannel.position(0);
- jsonProcessor.writeValue(Channels.newOutputStream(fileChannel), rootNode);
- fileChannel.truncate(fileChannel.position());
- fileChannel.force(false);
- } catch (Exception e) {
- System.err.println(String.format("Error saving file: %s", e.getMessage()));
- }
- }
-
- public void createNewIdentity() {
- IdentityKeyPair identityKey = KeyHelper.generateIdentityKeyPair();
- int registrationId = KeyHelper.generateRegistrationId(false);
- signalProtocolStore = new JsonSignalProtocolStore(identityKey, registrationId);
- groupStore = new JsonGroupStore();
- registered = false;
- save();
- }
-
- public boolean isRegistered() {
- return registered;
- }
-
- public void register(boolean voiceVerification) throws IOException {
- password = KeyUtils.createPassword();
-
- accountManager = new SignalServiceAccountManager(serviceConfiguration, username, password, USER_AGENT, timer);
-
- if (voiceVerification)
- accountManager.requestVoiceVerificationCode();
- else
- accountManager.requestSmsVerificationCode();
-
- registered = false;
- save();
- }
-
- public void updateAccountAttributes() throws IOException {
- accountManager.setAccountAttributes(signalingKey, signalProtocolStore.getLocalRegistrationId(), true, registrationLockPin, getSelfUnidentifiedAccessKey(), false);
- }
-
- public void unregister() throws IOException {
- // When setting an empty GCM id, the Signal-Server also sets the fetchesMessages property to false.
- // If this is the master device, other users can't send messages to this number anymore.
- // If this is a linked device, other users can still send messages, but this device doesn't receive them anymore.
- accountManager.setGcmId(Optional.<String>absent());
- }
-
- public URI getDeviceLinkUri() throws TimeoutException, IOException {
- password = KeyUtils.createPassword();
-
- accountManager = new SignalServiceAccountManager(serviceConfiguration, username, password, USER_AGENT, timer);
- String uuid = accountManager.getNewDeviceUuid();
-
- registered = false;
- try {
- return new URI("tsdevice:/?uuid=" + URLEncoder.encode(uuid, "utf-8") + "&pub_key=" + URLEncoder.encode(Base64.encodeBytesWithoutPadding(signalProtocolStore.getIdentityKeyPair().getPublicKey().serialize()), "utf-8"));
- } catch (URISyntaxException e) {
- // Shouldn't happen
- return null;
- }
- }
-
- public void finishDeviceLink(String deviceName) throws IOException, InvalidKeyException, TimeoutException, UserAlreadyExists {
- signalingKey = KeyUtils.createSignalingKey();
- SignalServiceAccountManager.NewDeviceRegistrationReturn ret = accountManager.finishNewDeviceRegistration(signalProtocolStore.getIdentityKeyPair(), signalingKey, false, true, signalProtocolStore.getLocalRegistrationId(), deviceName);
- deviceId = ret.getDeviceId();
- username = ret.getNumber();
- // TODO do this check before actually registering
- if (userExists()) {
- throw new UserAlreadyExists(username, getFileName());
- }
- signalProtocolStore = new JsonSignalProtocolStore(ret.getIdentity(), signalProtocolStore.getLocalRegistrationId());
-
- registered = true;
- isMultiDevice = true;
- refreshPreKeys();
-
- requestSyncGroups();
- requestSyncContacts();
-
- save();
- }
-
- public List<DeviceInfo> getLinkedDevices() throws IOException {
- List<DeviceInfo> devices = accountManager.getDevices();
- isMultiDevice = devices.size() > 1;
- return devices;
- }
-
- public void removeLinkedDevices(int deviceId) throws IOException {
- accountManager.removeDevice(deviceId);
- }
-
- public void addDeviceLink(URI linkUri) throws IOException, InvalidKeyException {
- Map<String, String> query = Util.getQueryMap(linkUri.getRawQuery());
- String deviceIdentifier = query.get("uuid");
- String publicKeyEncoded = query.get("pub_key");
-
- if (TextUtils.isEmpty(deviceIdentifier) || TextUtils.isEmpty(publicKeyEncoded)) {
- throw new RuntimeException("Invalid device link uri");
- }
-
- ECPublicKey deviceKey = Curve.decodePoint(Base64.decode(publicKeyEncoded), 0);
-
- addDevice(deviceIdentifier, deviceKey);
- }
-
- private void addDevice(String deviceIdentifier, ECPublicKey deviceKey) throws IOException, InvalidKeyException {
- IdentityKeyPair identityKeyPair = signalProtocolStore.getIdentityKeyPair();
- String verificationCode = accountManager.getNewDeviceVerificationCode();
-
- accountManager.addDevice(deviceIdentifier, deviceKey, identityKeyPair, Optional.of(profileKey), verificationCode);
- isMultiDevice = true;
- }
-
- private List<PreKeyRecord> generatePreKeys() {
- List<PreKeyRecord> records = new LinkedList<>();
-
- for (int i = 0; i < PREKEY_BATCH_SIZE; i++) {
- int preKeyId = (preKeyIdOffset + i) % Medium.MAX_VALUE;
- ECKeyPair keyPair = Curve.generateKeyPair();
- PreKeyRecord record = new PreKeyRecord(preKeyId, keyPair);
-
- signalProtocolStore.storePreKey(preKeyId, record);
- records.add(record);
- }
-
- preKeyIdOffset = (preKeyIdOffset + PREKEY_BATCH_SIZE + 1) % Medium.MAX_VALUE;
- save();
-
- return records;
- }
-
- private SignedPreKeyRecord generateSignedPreKey(IdentityKeyPair identityKeyPair) {
- try {
- ECKeyPair keyPair = Curve.generateKeyPair();
- byte[] signature = Curve.calculateSignature(identityKeyPair.getPrivateKey(), keyPair.getPublicKey().serialize());
- SignedPreKeyRecord record = new SignedPreKeyRecord(nextSignedPreKeyId, System.currentTimeMillis(), keyPair, signature);
-
- signalProtocolStore.storeSignedPreKey(nextSignedPreKeyId, record);
- nextSignedPreKeyId = (nextSignedPreKeyId + 1) % Medium.MAX_VALUE;
- save();
-
- return record;
- } catch (InvalidKeyException e) {
- throw new AssertionError(e);
- }
- }
-
- public void verifyAccount(String verificationCode, String pin) throws IOException {
- verificationCode = verificationCode.replace("-", "");
- signalingKey = KeyUtils.createSignalingKey();
- accountManager.verifyAccountWithCode(verificationCode, signalingKey, signalProtocolStore.getLocalRegistrationId(), true, pin, getSelfUnidentifiedAccessKey(), false);
-
- //accountManager.setGcmId(Optional.of(GoogleCloudMessaging.getInstance(this).register(REGISTRATION_ID)));
- registered = true;
- registrationLockPin = pin;
-
- refreshPreKeys();
- save();
- }
-
- public void setRegistrationLockPin(Optional<String> pin) throws IOException {
- accountManager.setPin(pin);
- if (pin.isPresent()) {
- registrationLockPin = pin.get();
- } else {
- registrationLockPin = null;
- }
- }
-
- private void refreshPreKeys() throws IOException {
- List<PreKeyRecord> oneTimePreKeys = generatePreKeys();
- SignedPreKeyRecord signedPreKeyRecord = generateSignedPreKey(signalProtocolStore.getIdentityKeyPair());
-
- accountManager.setPreKeys(signalProtocolStore.getIdentityKeyPair().getPublicKey(), signedPreKeyRecord, oneTimePreKeys);
- }
-
-
- private static List<SignalServiceAttachment> getSignalServiceAttachments(List<String> attachments) throws AttachmentInvalidException {
- List<SignalServiceAttachment> SignalServiceAttachments = null;
- if (attachments != null) {
- SignalServiceAttachments = new ArrayList<>(attachments.size());
- for (String attachment : attachments) {
- try {
- SignalServiceAttachments.add(createAttachment(new File(attachment)));
- } catch (IOException e) {
- throw new AttachmentInvalidException(attachment, e);
- }
- }
- }
- return SignalServiceAttachments;
- }
-
- private static SignalServiceAttachmentStream createAttachment(File attachmentFile) throws IOException {
- InputStream attachmentStream = new FileInputStream(attachmentFile);
- final long attachmentSize = attachmentFile.length();
- String mime = Files.probeContentType(attachmentFile.toPath());
- if (mime == null) {
- mime = "application/octet-stream";
- }
- // TODO mabybe add a parameter to set the voiceNote, preview, width, height and caption option
- Optional<byte[]> preview = Optional.absent();
- Optional<String> caption = Optional.absent();
- return new SignalServiceAttachmentStream(attachmentStream, mime, attachmentSize, Optional.of(attachmentFile.getName()), false, preview, 0, 0, caption, null);
- }
-
- private Optional<SignalServiceAttachmentStream> createGroupAvatarAttachment(byte[] groupId) throws IOException {
- File file = getGroupAvatarFile(groupId);
- if (!file.exists()) {
- return Optional.absent();
- }
-
- return Optional.of(createAttachment(file));
- }
-
- private Optional<SignalServiceAttachmentStream> createContactAvatarAttachment(String number) throws IOException {
- File file = getContactAvatarFile(number);
- if (!file.exists()) {
- return Optional.absent();
- }
-
- return Optional.of(createAttachment(file));
- }
-
- private GroupInfo getGroupForSending(byte[] groupId) throws GroupNotFoundException, NotAGroupMemberException {
- GroupInfo g = groupStore.getGroup(groupId);
- if (g == null) {
- throw new GroupNotFoundException(groupId);
- }
- for (String member : g.members) {
- if (member.equals(this.username)) {
- return g;
- }
- }
- throw new NotAGroupMemberException(groupId, g.name);
- }
-
- public List<GroupInfo> getGroups() {
- return groupStore.getGroups();
- }
-
- @Override
- public void sendGroupMessage(String messageText, List<String> attachments,
- byte[] groupId)
- throws IOException, EncapsulatedExceptions, GroupNotFoundException, AttachmentInvalidException {
- final SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder().withBody(messageText);
- if (attachments != null) {
- messageBuilder.withAttachments(getSignalServiceAttachments(attachments));
- }
- if (groupId != null) {
- SignalServiceGroup group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.DELIVER)
- .withId(groupId)
- .build();
- messageBuilder.asGroupMessage(group);
- }
- ThreadInfo thread = threadStore.getThread(Base64.encodeBytes(groupId));
- if (thread != null) {
- messageBuilder.withExpiration(thread.messageExpirationTime);
- }
-
- final GroupInfo g = getGroupForSending(groupId);
-
- // Don't send group message to ourself
- final List<String> membersSend = new ArrayList<>(g.members);
- membersSend.remove(this.username);
- sendMessageLegacy(messageBuilder, membersSend);
- }
-
- public void sendQuitGroupMessage(byte[] groupId) throws GroupNotFoundException, IOException, EncapsulatedExceptions {
- SignalServiceGroup group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.QUIT)
- .withId(groupId)
- .build();
-
- SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder()
- .asGroupMessage(group);
-
- final GroupInfo g = getGroupForSending(groupId);
- g.members.remove(this.username);
- groupStore.updateGroup(g);
-
- sendMessageLegacy(messageBuilder, g.members);
- }
-
- public byte[] sendUpdateGroupMessage(byte[] groupId, String name, Collection<String> members, String avatarFile) throws IOException, EncapsulatedExceptions, GroupNotFoundException, AttachmentInvalidException {
- GroupInfo g;
- if (groupId == null) {
- // Create new group
- g = new GroupInfo(KeyUtils.createGroupId());
- g.members.add(username);
- } else {
- g = getGroupForSending(groupId);
- }
-
- if (name != null) {
- g.name = name;
- }
-
- if (members != null) {
- Set<String> newMembers = new HashSet<>();
- for (String member : members) {
- try {
- member = canonicalizeNumber(member);
- } catch (InvalidNumberException e) {
- System.err.println("Failed to add member \"" + member + "\" to group: " + e.getMessage());
- System.err.println("Aborting…");
- System.exit(1);
- }
- if (g.members.contains(member)) {
- continue;
- }
- newMembers.add(member);
- g.members.add(member);
- }
- final List<ContactTokenDetails> contacts = accountManager.getContacts(newMembers);
- if (contacts.size() != newMembers.size()) {
- // Some of the new members are not registered on Signal
- for (ContactTokenDetails contact : contacts) {
- newMembers.remove(contact.getNumber());
- }
- System.err.println("Failed to add members " + Util.join(", ", newMembers) + " to group: Not registered on Signal");
- System.err.println("Aborting…");
- System.exit(1);
- }
- }
-
- if (avatarFile != null) {
- IOUtils.createPrivateDirectories(avatarsPath);
- File aFile = getGroupAvatarFile(g.groupId);
- Files.copy(Paths.get(avatarFile), aFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
- }
-
- groupStore.updateGroup(g);
-
- SignalServiceDataMessage.Builder messageBuilder = getGroupUpdateMessageBuilder(g);
-
- // Don't send group message to ourself
- final List<String> membersSend = new ArrayList<>(g.members);
- membersSend.remove(this.username);
- sendMessageLegacy(messageBuilder, membersSend);
- return g.groupId;
- }
-
- private void sendUpdateGroupMessage(byte[] groupId, String recipient) throws IOException, EncapsulatedExceptions {
- if (groupId == null) {
- return;
- }
- GroupInfo g = getGroupForSending(groupId);
-
- if (!g.members.contains(recipient)) {
- return;
- }
-
- SignalServiceDataMessage.Builder messageBuilder = getGroupUpdateMessageBuilder(g);
-
- // Send group message only to the recipient who requested it
- final List<String> membersSend = new ArrayList<>();
- membersSend.add(recipient);
- sendMessageLegacy(messageBuilder, membersSend);
- }
-
- private SignalServiceDataMessage.Builder getGroupUpdateMessageBuilder(GroupInfo g) {
- SignalServiceGroup.Builder group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.UPDATE)
- .withId(g.groupId)
- .withName(g.name)
- .withMembers(new ArrayList<>(g.members));
-
- File aFile = getGroupAvatarFile(g.groupId);
- if (aFile.exists()) {
- try {
- group.withAvatar(createAttachment(aFile));
- } catch (IOException e) {
- throw new AttachmentInvalidException(aFile.toString(), e);
- }
- }
-
- return SignalServiceDataMessage.newBuilder()
- .asGroupMessage(group.build());
- }
-
- private void sendGroupInfoRequest(byte[] groupId, String recipient) throws IOException, EncapsulatedExceptions {
- if (groupId == null) {
- return;
- }
-
- SignalServiceGroup.Builder group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.REQUEST_INFO)
- .withId(groupId);
-
- SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder()
- .asGroupMessage(group.build());
-
- // Send group info request message to the recipient who sent us a message with this groupId
- final List<String> membersSend = new ArrayList<>();
- membersSend.add(recipient);
- sendMessageLegacy(messageBuilder, membersSend);
- }
-
- @Override
- public void sendMessage(String message, List<String> attachments, String recipient)
- throws EncapsulatedExceptions, AttachmentInvalidException, IOException {
- List<String> recipients = new ArrayList<>(1);
- recipients.add(recipient);
- sendMessage(message, attachments, recipients);
- }
-
- @Override
- public void sendMessage(String messageText, List<String> attachments,
- List<String> recipients)
- throws IOException, EncapsulatedExceptions, AttachmentInvalidException {
- final SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder().withBody(messageText);
- if (attachments != null) {
- messageBuilder.withAttachments(getSignalServiceAttachments(attachments));
- }
- sendMessageLegacy(messageBuilder, recipients);
- }
-
- @Override
- public void sendEndSessionMessage(List<String> recipients) throws IOException, EncapsulatedExceptions {
- SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder()
- .asEndSessionMessage();
-
- sendMessageLegacy(messageBuilder, recipients);
- }
-
- @Override
- public String getContactName(String number) {
- ContactInfo contact = contactStore.getContact(number);
- if (contact == null) {
- return "";
- } else {
- return contact.name;
- }
- }
-
- @Override
- public void setContactName(String number, String name) {
- ContactInfo contact = contactStore.getContact(number);
- if (contact == null) {
- contact = new ContactInfo();
- contact.number = number;
- System.err.println("Add contact " + number + " named " + name);
- } else {
- System.err.println("Updating contact " + number + " name " + contact.name + " -> " + name);
- }
- contact.name = name;
- contactStore.updateContact(contact);
- save();
- }
-
- @Override
- public List<byte[]> getGroupIds() {
- List<GroupInfo> groups = getGroups();
- List<byte[]> ids = new ArrayList<byte[]>(groups.size());
- for (GroupInfo group : groups) {
- ids.add(group.groupId);
- }
- return ids;
- }
-
- @Override
- public String getGroupName(byte[] groupId) {
- GroupInfo group = getGroup(groupId);
- if (group == null) {
- return "";
- } else {
- return group.name;
- }
- }
-
- @Override
- public List<String> getGroupMembers(byte[] groupId) {
- GroupInfo group = getGroup(groupId);
- if (group == null) {
- return new ArrayList<String>();
- } else {
- return new ArrayList<String>(group.members);
- }
- }
-
- @Override
- public byte[] updateGroup(byte[] groupId, String name, List<String> members, String avatar) throws IOException, EncapsulatedExceptions, GroupNotFoundException, AttachmentInvalidException {
- if (groupId.length == 0) {
- groupId = null;
- }
- if (name.isEmpty()) {
- name = null;
- }
- if (members.size() == 0) {
- members = null;
- }
- if (avatar.isEmpty()) {
- avatar = null;
- }
- return sendUpdateGroupMessage(groupId, name, members, avatar);
- }
-
- private void requestSyncGroups() throws IOException {
- SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder().setType(SignalServiceProtos.SyncMessage.Request.Type.GROUPS).build();
- SignalServiceSyncMessage message = SignalServiceSyncMessage.forRequest(new RequestMessage(r));
- try {
- sendSyncMessage(message);
- } catch (UntrustedIdentityException e) {
- e.printStackTrace();
- }
- }
-
- private void requestSyncContacts() throws IOException {
- SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder().setType(SignalServiceProtos.SyncMessage.Request.Type.CONTACTS).build();
- SignalServiceSyncMessage message = SignalServiceSyncMessage.forRequest(new RequestMessage(r));
- try {
- sendSyncMessage(message);
- } catch (UntrustedIdentityException e) {
- e.printStackTrace();
- }
- }
-
- private byte[] getSelfUnidentifiedAccessKey() {
- return UnidentifiedAccess.deriveAccessKeyFrom(profileKey);
- }
-
- private byte[] getTargetUnidentifiedAccessKey(SignalServiceAddress recipient) {
- // TODO implement
- return null;
- }
-
- public Optional<UnidentifiedAccessPair> getAccessForSync() {
- // TODO implement
- return Optional.absent();
- }
-
- public List<Optional<UnidentifiedAccessPair>> getAccessFor(Collection<SignalServiceAddress> recipients) {
- List<Optional<UnidentifiedAccessPair>> result = new ArrayList<>(recipients.size());
- for (SignalServiceAddress recipient : recipients) {
- result.add(Optional.<UnidentifiedAccessPair>absent());
- }
- return result;
- }
-
- public Optional<UnidentifiedAccessPair> getAccessFor(SignalServiceAddress recipient) {
- // TODO implement
- return Optional.absent();
- }
-
- private void sendSyncMessage(SignalServiceSyncMessage message)
- throws IOException, UntrustedIdentityException {
- SignalServiceMessageSender messageSender = new SignalServiceMessageSender(serviceConfiguration, username, password,
- deviceId, signalProtocolStore, USER_AGENT, isMultiDevice, Optional.fromNullable(messagePipe), Optional.fromNullable(unidentifiedMessagePipe), Optional.<SignalServiceMessageSender.EventListener>absent());
- try {
- messageSender.sendMessage(message, getAccessForSync());
- } catch (UntrustedIdentityException e) {
- signalProtocolStore.saveIdentity(e.getE164Number(), e.getIdentityKey(), TrustLevel.UNTRUSTED);
- throw e;
- }
- }
-
- /**
- * This method throws an EncapsulatedExceptions exception instead of returning a list of SendMessageResult.
- */
- private void sendMessageLegacy(SignalServiceDataMessage.Builder messageBuilder, Collection<String> recipients)
- throws EncapsulatedExceptions, IOException {
- List<SendMessageResult> results = sendMessage(messageBuilder, recipients);
-
- List<UntrustedIdentityException> untrustedIdentities = new LinkedList<>();
- List<UnregisteredUserException> unregisteredUsers = new LinkedList<>();
- List<NetworkFailureException> networkExceptions = new LinkedList<>();
-
- for (SendMessageResult result : results) {
- if (result.isUnregisteredFailure()) {
- unregisteredUsers.add(new UnregisteredUserException(result.getAddress().getNumber(), null));
- } else if (result.isNetworkFailure()) {
- networkExceptions.add(new NetworkFailureException(result.getAddress().getNumber(), null));
- } else if (result.getIdentityFailure() != null) {
- untrustedIdentities.add(new UntrustedIdentityException("Untrusted", result.getAddress().getNumber(), result.getIdentityFailure().getIdentityKey()));
- }
- }
- if (!untrustedIdentities.isEmpty() || !unregisteredUsers.isEmpty() || !networkExceptions.isEmpty()) {
- throw new EncapsulatedExceptions(untrustedIdentities, unregisteredUsers, networkExceptions);
- }
- }
-
- private List<SendMessageResult> sendMessage(SignalServiceDataMessage.Builder messageBuilder, Collection<String> recipients)
- throws IOException {
- Set<SignalServiceAddress> recipientsTS = getSignalServiceAddresses(recipients);
- if (recipientsTS == null) return Collections.emptyList();
-
- SignalServiceDataMessage message = null;
- try {
- SignalServiceMessageSender messageSender = new SignalServiceMessageSender(serviceConfiguration, username, password,
- deviceId, signalProtocolStore, USER_AGENT, isMultiDevice, Optional.fromNullable(messagePipe), Optional.fromNullable(unidentifiedMessagePipe), Optional.<SignalServiceMessageSender.EventListener>absent());
-
- message = messageBuilder.build();
- if (message.getGroupInfo().isPresent()) {
- try {
- List<SendMessageResult> result = messageSender.sendMessage(new ArrayList<>(recipientsTS), getAccessFor(recipientsTS), message);
- for (SendMessageResult r : result) {
- if (r.getIdentityFailure() != null) {
- signalProtocolStore.saveIdentity(r.getAddress().getNumber(), r.getIdentityFailure().getIdentityKey(), TrustLevel.UNTRUSTED);
- }
- }
- return result;
- } catch (UntrustedIdentityException e) {
- signalProtocolStore.saveIdentity(e.getE164Number(), e.getIdentityKey(), TrustLevel.UNTRUSTED);
- return Collections.emptyList();
- }
- } else {
- // Send to all individually, so sync messages are sent correctly
- List<SendMessageResult> results = new ArrayList<>(recipientsTS.size());
- for (SignalServiceAddress address : recipientsTS) {
- ThreadInfo thread = threadStore.getThread(address.getNumber());
- if (thread != null) {
- messageBuilder.withExpiration(thread.messageExpirationTime);
- } else {
- messageBuilder.withExpiration(0);
- }
- message = messageBuilder.build();
- try {
- SendMessageResult result = messageSender.sendMessage(address, getAccessFor(address), message);
- results.add(result);
- } catch (UntrustedIdentityException e) {
- signalProtocolStore.saveIdentity(e.getE164Number(), e.getIdentityKey(), TrustLevel.UNTRUSTED);
- results.add(SendMessageResult.identityFailure(address, e.getIdentityKey()));
- }
- }
- return results;
- }
- } finally {
- if (message != null && message.isEndSession()) {
- for (SignalServiceAddress recipient : recipientsTS) {
- handleEndSession(recipient.getNumber());
- }
- }
- save();
- }
- }
-
- private Set<SignalServiceAddress> getSignalServiceAddresses(Collection<String> recipients) {
- Set<SignalServiceAddress> recipientsTS = new HashSet<>(recipients.size());
- for (String recipient : recipients) {
- try {
- recipientsTS.add(getPushAddress(recipient));
- } catch (InvalidNumberException e) {
- System.err.println("Failed to add recipient \"" + recipient + "\": " + e.getMessage());
- System.err.println("Aborting sending.");
- save();
- return null;
- }
- }
- return recipientsTS;
- }
-
- public static CertificateValidator getCertificateValidator() {
- try {
- ECPublicKey unidentifiedSenderTrustRoot = Curve.decodePoint(Base64.decode(UNIDENTIFIED_SENDER_TRUST_ROOT), 0);
- return new CertificateValidator(unidentifiedSenderTrustRoot);
- } catch (InvalidKeyException | IOException e) {
- throw new AssertionError(e);
- }
- }
-
- private SignalServiceContent decryptMessage(SignalServiceEnvelope envelope) throws org.whispersystems.libsignal.UntrustedIdentityException, InvalidMetadataMessageException, ProtocolInvalidMessageException, ProtocolDuplicateMessageException, ProtocolLegacyMessageException, ProtocolInvalidKeyIdException, InvalidMetadataVersionException, ProtocolInvalidVersionException, ProtocolNoSessionException, ProtocolInvalidKeyException, ProtocolUntrustedIdentityException, SelfSendException {
- SignalServiceCipher cipher = new SignalServiceCipher(new SignalServiceAddress(username), signalProtocolStore, getCertificateValidator());
- try {
- return cipher.decrypt(envelope);
- } catch (ProtocolUntrustedIdentityException e) {
- // TODO We don't get the new untrusted identity from ProtocolUntrustedIdentityException anymore ... we need to get it from somewhere else
-// signalProtocolStore.saveIdentity(e.getSender(), e.getUntrustedIdentity(), TrustLevel.UNTRUSTED);
- throw e;
- }
- }
-
- private void handleEndSession(String source) {
- signalProtocolStore.deleteAllSessions(source);
- }
-
- public interface ReceiveMessageHandler {
- void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent decryptedContent, Throwable e);
- }
-
- private void handleSignalServiceDataMessage(SignalServiceDataMessage message, boolean isSync, String source, String destination, boolean ignoreAttachments) {
- String threadId;
- if (message.getGroupInfo().isPresent()) {
- SignalServiceGroup groupInfo = message.getGroupInfo().get();
- threadId = Base64.encodeBytes(groupInfo.getGroupId());
- GroupInfo group = groupStore.getGroup(groupInfo.getGroupId());
- switch (groupInfo.getType()) {
- case UPDATE:
- if (group == null) {
- group = new GroupInfo(groupInfo.getGroupId());
- }
-
- if (groupInfo.getAvatar().isPresent()) {
- SignalServiceAttachment avatar = groupInfo.getAvatar().get();
- if (avatar.isPointer()) {
- try {
- retrieveGroupAvatarAttachment(avatar.asPointer(), group.groupId);
- } catch (IOException | InvalidMessageException e) {
- System.err.println("Failed to retrieve group avatar (" + avatar.asPointer().getId() + "): " + e.getMessage());
- }
- }
- }
-
- if (groupInfo.getName().isPresent()) {
- group.name = groupInfo.getName().get();
- }
-
- if (groupInfo.getMembers().isPresent()) {
- group.members.addAll(groupInfo.getMembers().get());
- }
-
- groupStore.updateGroup(group);
- break;
- case DELIVER:
- if (group == null) {
- try {
- sendGroupInfoRequest(groupInfo.getGroupId(), source);
- } catch (IOException | EncapsulatedExceptions e) {
- e.printStackTrace();
- }
- }
- break;
- case QUIT:
- if (group == null) {
- try {
- sendGroupInfoRequest(groupInfo.getGroupId(), source);
- } catch (IOException | EncapsulatedExceptions e) {
- e.printStackTrace();
- }
- } else {
- group.members.remove(source);
- groupStore.updateGroup(group);
- }
- break;
- case REQUEST_INFO:
- if (group != null) {
- try {
- sendUpdateGroupMessage(groupInfo.getGroupId(), source);
- } catch (IOException | EncapsulatedExceptions e) {
- e.printStackTrace();
- } catch (NotAGroupMemberException e) {
- // We have left this group, so don't send a group update message
- }
- }
- break;
- }
- } else {
- if (isSync) {
- threadId = destination;
- } else {
- threadId = source;
- }
- }
- if (message.isEndSession()) {
- handleEndSession(isSync ? destination : source);
- }
- if (message.isExpirationUpdate() || message.getBody().isPresent()) {
- ThreadInfo thread = threadStore.getThread(threadId);
- if (thread == null) {
- thread = new ThreadInfo();
- thread.id = threadId;
- }
- if (thread.messageExpirationTime != message.getExpiresInSeconds()) {
- thread.messageExpirationTime = message.getExpiresInSeconds();
- threadStore.updateThread(thread);
- }
- }
- if (message.getAttachments().isPresent() && !ignoreAttachments) {
- for (SignalServiceAttachment attachment : message.getAttachments().get()) {
- if (attachment.isPointer()) {
- try {
- retrieveAttachment(attachment.asPointer());
- } catch (IOException | InvalidMessageException e) {
- System.err.println("Failed to retrieve attachment (" + attachment.asPointer().getId() + "): " + e.getMessage());
- }
- }
- }
- }
- if (message.getProfileKey().isPresent() && message.getProfileKey().get().length == 32) {
- ContactInfo contact = contactStore.getContact(source);
- if (contact == null) {
- contact = new ContactInfo();
- contact.number = source;
- }
- contact.profileKey = Base64.encodeBytes(message.getProfileKey().get());
- }
- }
-
- public void retryFailedReceivedMessages(ReceiveMessageHandler handler, boolean ignoreAttachments) {
- final File cachePath = new File(getMessageCachePath());
- if (!cachePath.exists()) {
- return;
- }
- for (final File dir : cachePath.listFiles()) {
- if (!dir.isDirectory()) {
- continue;
- }
-
- for (final File fileEntry : dir.listFiles()) {
- if (!fileEntry.isFile()) {
- continue;
- }
- SignalServiceEnvelope envelope;
- try {
- envelope = loadEnvelope(fileEntry);
- if (envelope == null) {
- continue;
- }
- } catch (IOException e) {
- e.printStackTrace();
- continue;
- }
- SignalServiceContent content = null;
- if (!envelope.isReceipt()) {
- try {
- content = decryptMessage(envelope);
- } catch (Exception e) {
- continue;
- }
- handleMessage(envelope, content, ignoreAttachments);
- }
- save();
- handler.handleMessage(envelope, content, null);
- try {
- Files.delete(fileEntry.toPath());
- } catch (IOException e) {
- System.err.println("Failed to delete cached message file “" + fileEntry + "”: " + e.getMessage());
- }
- }
- // Try to delete directory if empty
- dir.delete();
- }
- }
-
- public void receiveMessages(long timeout, TimeUnit unit, boolean returnOnTimeout, boolean ignoreAttachments, ReceiveMessageHandler handler) throws IOException {
- retryFailedReceivedMessages(handler, ignoreAttachments);
- final SignalServiceMessageReceiver messageReceiver = new SignalServiceMessageReceiver(serviceConfiguration, username, password, deviceId, signalingKey, USER_AGENT, null, timer);
-
- try {
- if (messagePipe == null) {
- messagePipe = messageReceiver.createMessagePipe();
- }
-
- while (true) {
- SignalServiceEnvelope envelope;
- SignalServiceContent content = null;
- Exception exception = null;
- final long now = new Date().getTime();
- try {
- envelope = messagePipe.read(timeout, unit, new SignalServiceMessagePipe.MessagePipeCallback() {
- @Override
- public void onMessage(SignalServiceEnvelope envelope) {
- // store message on disk, before acknowledging receipt to the server
- try {
- File cacheFile = getMessageCacheFile(envelope.getSource(), now, envelope.getTimestamp());
- storeEnvelope(envelope, cacheFile);
- } catch (IOException e) {
- System.err.println("Failed to store encrypted message in disk cache, ignoring: " + e.getMessage());
- }
- }
- });
- } catch (TimeoutException e) {
- if (returnOnTimeout)
- return;
- continue;
- } catch (InvalidVersionException e) {
- System.err.println("Ignoring error: " + e.getMessage());
- continue;
- }
- if (!envelope.isReceipt()) {
- try {
- content = decryptMessage(envelope);
- } catch (Exception e) {
- exception = e;
- }
- handleMessage(envelope, content, ignoreAttachments);
- }
- save();
- handler.handleMessage(envelope, content, exception);
- if (exception == null || !(exception instanceof org.whispersystems.libsignal.UntrustedIdentityException)) {
- File cacheFile = null;
- try {
- cacheFile = getMessageCacheFile(envelope.getSource(), now, envelope.getTimestamp());
- Files.delete(cacheFile.toPath());
- // Try to delete directory if empty
- new File(getMessageCachePath()).delete();
- } catch (IOException e) {
- System.err.println("Failed to delete cached message file “" + cacheFile + "”: " + e.getMessage());
- }
- }
- }
- } finally {
- if (messagePipe != null) {
- messagePipe.shutdown();
- messagePipe = null;
- }
- }
- }
-
- private void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, boolean ignoreAttachments) {
- if (content != null) {
- if (content.getDataMessage().isPresent()) {
- SignalServiceDataMessage message = content.getDataMessage().get();
- handleSignalServiceDataMessage(message, false, envelope.getSource(), username, ignoreAttachments);
- }
- if (content.getSyncMessage().isPresent()) {
- isMultiDevice = true;
- SignalServiceSyncMessage syncMessage = content.getSyncMessage().get();
- if (syncMessage.getSent().isPresent()) {
- SignalServiceDataMessage message = syncMessage.getSent().get().getMessage();
- handleSignalServiceDataMessage(message, true, envelope.getSource(), syncMessage.getSent().get().getDestination().get(), ignoreAttachments);
- }
- if (syncMessage.getRequest().isPresent()) {
- RequestMessage rm = syncMessage.getRequest().get();
- if (rm.isContactsRequest()) {
- try {
- sendContacts();
- } catch (UntrustedIdentityException | IOException e) {
- e.printStackTrace();
- }
- }
- if (rm.isGroupsRequest()) {
- try {
- sendGroups();
- } catch (UntrustedIdentityException | IOException e) {
- e.printStackTrace();
- }
- }
- }
- if (syncMessage.getGroups().isPresent()) {
- File tmpFile = null;
- try {
- tmpFile = IOUtils.createTempFile();
- try (InputStream attachmentAsStream = retrieveAttachmentAsStream(syncMessage.getGroups().get().asPointer(), tmpFile)) {
- DeviceGroupsInputStream s = new DeviceGroupsInputStream(attachmentAsStream);
- DeviceGroup g;
- while ((g = s.read()) != null) {
- GroupInfo syncGroup = groupStore.getGroup(g.getId());
- if (syncGroup == null) {
- syncGroup = new GroupInfo(g.getId());
- }
- if (g.getName().isPresent()) {
- syncGroup.name = g.getName().get();
- }
- syncGroup.members.addAll(g.getMembers());
- syncGroup.active = g.isActive();
- if (g.getColor().isPresent()) {
- syncGroup.color = g.getColor().get();
- }
-
- if (g.getAvatar().isPresent()) {
- retrieveGroupAvatarAttachment(g.getAvatar().get(), syncGroup.groupId);
- }
- groupStore.updateGroup(syncGroup);
- }
- }
- } catch (Exception e) {
- e.printStackTrace();
- } finally {
- if (tmpFile != null) {
- try {
- Files.delete(tmpFile.toPath());
- } catch (IOException e) {
- System.err.println("Failed to delete received groups temp file “" + tmpFile + "”: " + e.getMessage());
- }
- }
- }
- if (syncMessage.getBlockedList().isPresent()) {
- // TODO store list of blocked numbers
- }
- }
- if (syncMessage.getContacts().isPresent()) {
- File tmpFile = null;
- try {
- tmpFile = IOUtils.createTempFile();
- final ContactsMessage contactsMessage = syncMessage.getContacts().get();
- try (InputStream attachmentAsStream = retrieveAttachmentAsStream(contactsMessage.getContactsStream().asPointer(), tmpFile)) {
- DeviceContactsInputStream s = new DeviceContactsInputStream(attachmentAsStream);
- if (contactsMessage.isComplete()) {
- contactStore.clear();
- }
- DeviceContact c;
- while ((c = s.read()) != null) {
- ContactInfo contact = contactStore.getContact(c.getNumber());
- if (contact == null) {
- contact = new ContactInfo();
- contact.number = c.getNumber();
- }
- if (c.getName().isPresent()) {
- contact.name = c.getName().get();
- }
- if (c.getColor().isPresent()) {
- contact.color = c.getColor().get();
- }
- if (c.getProfileKey().isPresent()) {
- contact.profileKey = Base64.encodeBytes(c.getProfileKey().get());
- }
- if (c.getVerified().isPresent()) {
- final VerifiedMessage verifiedMessage = c.getVerified().get();
- signalProtocolStore.saveIdentity(verifiedMessage.getDestination(), verifiedMessage.getIdentityKey(), TrustLevel.fromVerifiedState(verifiedMessage.getVerified()));
- }
- if (c.getExpirationTimer().isPresent()) {
- ThreadInfo thread = threadStore.getThread(c.getNumber());
- thread.messageExpirationTime = c.getExpirationTimer().get();
- threadStore.updateThread(thread);
- }
- if (c.isBlocked()) {
- // TODO store list of blocked numbers
- }
- contactStore.updateContact(contact);
-
- if (c.getAvatar().isPresent()) {
- retrieveContactAvatarAttachment(c.getAvatar().get(), contact.number);
- }
- }
- }
- } catch (Exception e) {
- e.printStackTrace();
- } finally {
- if (tmpFile != null) {
- try {
- Files.delete(tmpFile.toPath());
- } catch (IOException e) {
- System.err.println("Failed to delete received contacts temp file “" + tmpFile + "”: " + e.getMessage());
- }
- }
- }
- }
- if (syncMessage.getVerified().isPresent()) {
- final VerifiedMessage verifiedMessage = syncMessage.getVerified().get();
- signalProtocolStore.saveIdentity(verifiedMessage.getDestination(), verifiedMessage.getIdentityKey(), TrustLevel.fromVerifiedState(verifiedMessage.getVerified()));
- }
- }
- }
- }
-
- private SignalServiceEnvelope loadEnvelope(File file) throws IOException {
- try (FileInputStream f = new FileInputStream(file)) {
- DataInputStream in = new DataInputStream(f);
- int version = in.readInt();
- if (version > 2) {
- return null;
- }
- int type = in.readInt();
- String source = in.readUTF();
- int sourceDevice = in.readInt();
- if (version == 1) {
- // read legacy relay field
- in.readUTF();
- }
- long timestamp = in.readLong();
- byte[] content = null;
- int contentLen = in.readInt();
- if (contentLen > 0) {
- content = new byte[contentLen];
- in.readFully(content);
- }
- byte[] legacyMessage = null;
- int legacyMessageLen = in.readInt();
- if (legacyMessageLen > 0) {
- legacyMessage = new byte[legacyMessageLen];
- in.readFully(legacyMessage);
- }
- long serverTimestamp = 0;
- String uuid = null;
- if (version == 2) {
- serverTimestamp = in.readLong();
- uuid = in.readUTF();
- if ("".equals(uuid)) {
- uuid = null;
- }
- }
- return new SignalServiceEnvelope(type, source, sourceDevice, timestamp, legacyMessage, content, serverTimestamp, uuid);
- }
- }
-
- private void storeEnvelope(SignalServiceEnvelope envelope, File file) throws IOException {
- try (FileOutputStream f = new FileOutputStream(file)) {
- try (DataOutputStream out = new DataOutputStream(f)) {
- out.writeInt(2); // version
- out.writeInt(envelope.getType());
- out.writeUTF(envelope.getSource());
- out.writeInt(envelope.getSourceDevice());
- out.writeLong(envelope.getTimestamp());
- if (envelope.hasContent()) {
- out.writeInt(envelope.getContent().length);
- out.write(envelope.getContent());
- } else {
- out.writeInt(0);
- }
- if (envelope.hasLegacyMessage()) {
- out.writeInt(envelope.getLegacyMessage().length);
- out.write(envelope.getLegacyMessage());
- } else {
- out.writeInt(0);
- }
- out.writeLong(envelope.getServerTimestamp());
- String uuid = envelope.getUuid();
- out.writeUTF(uuid == null ? "" : uuid);
- }
- }
- }
-
- public File getContactAvatarFile(String number) {
- return new File(avatarsPath, "contact-" + number);
- }
-
- private File retrieveContactAvatarAttachment(SignalServiceAttachment attachment, String number) throws IOException, InvalidMessageException {
- IOUtils.createPrivateDirectories(avatarsPath);
- if (attachment.isPointer()) {
- SignalServiceAttachmentPointer pointer = attachment.asPointer();
- return retrieveAttachment(pointer, getContactAvatarFile(number), false);
- } else {
- SignalServiceAttachmentStream stream = attachment.asStream();
- return retrieveAttachment(stream, getContactAvatarFile(number));
- }
- }
-
- public File getGroupAvatarFile(byte[] groupId) {
- return new File(avatarsPath, "group-" + Base64.encodeBytes(groupId).replace("/", "_"));
- }
-
- private File retrieveGroupAvatarAttachment(SignalServiceAttachment attachment, byte[] groupId) throws IOException, InvalidMessageException {
- IOUtils.createPrivateDirectories(avatarsPath);
- if (attachment.isPointer()) {
- SignalServiceAttachmentPointer pointer = attachment.asPointer();
- return retrieveAttachment(pointer, getGroupAvatarFile(groupId), false);
- } else {
- SignalServiceAttachmentStream stream = attachment.asStream();
- return retrieveAttachment(stream, getGroupAvatarFile(groupId));
- }
- }
-
- public File getAttachmentFile(long attachmentId) {
- return new File(attachmentsPath, attachmentId + "");
- }
-
- private File retrieveAttachment(SignalServiceAttachmentPointer pointer) throws IOException, InvalidMessageException {
- IOUtils.createPrivateDirectories(attachmentsPath);
- return retrieveAttachment(pointer, getAttachmentFile(pointer.getId()), true);
- }
-
- private File retrieveAttachment(SignalServiceAttachmentStream stream, File outputFile) throws IOException, InvalidMessageException {
- InputStream input = stream.getInputStream();
-
- try (OutputStream output = new FileOutputStream(outputFile)) {
- byte[] buffer = new byte[4096];
- int read;
-
- while ((read = input.read(buffer)) != -1) {
- output.write(buffer, 0, read);
- }
- } catch (FileNotFoundException e) {
- e.printStackTrace();
- return null;
- }
- return outputFile;
- }
-
- private File retrieveAttachment(SignalServiceAttachmentPointer pointer, File outputFile, boolean storePreview) throws IOException, InvalidMessageException {
- if (storePreview && pointer.getPreview().isPresent()) {
- File previewFile = new File(outputFile + ".preview");
- try (OutputStream output = new FileOutputStream(previewFile)) {
- byte[] preview = pointer.getPreview().get();
- output.write(preview, 0, preview.length);
- } catch (FileNotFoundException e) {
- e.printStackTrace();
- return null;
- }
- }
-
- final SignalServiceMessageReceiver messageReceiver = new SignalServiceMessageReceiver(serviceConfiguration, username, password, deviceId, signalingKey, USER_AGENT, null, timer);
-
- File tmpFile = IOUtils.createTempFile();
- try (InputStream input = messageReceiver.retrieveAttachment(pointer, tmpFile, MAX_ATTACHMENT_SIZE)) {
- try (OutputStream output = new FileOutputStream(outputFile)) {
- byte[] buffer = new byte[4096];
- int read;
-
- while ((read = input.read(buffer)) != -1) {
- output.write(buffer, 0, read);
- }
- } catch (FileNotFoundException e) {
- e.printStackTrace();
- return null;
- }
- } finally {
- try {
- Files.delete(tmpFile.toPath());
- } catch (IOException e) {
- System.err.println("Failed to delete received attachment temp file “" + tmpFile + "”: " + e.getMessage());
- }
- }
- return outputFile;
- }
-
- private InputStream retrieveAttachmentAsStream(SignalServiceAttachmentPointer pointer, File tmpFile) throws IOException, InvalidMessageException {
- final SignalServiceMessageReceiver messageReceiver = new SignalServiceMessageReceiver(serviceConfiguration, username, password, deviceId, signalingKey, USER_AGENT, null, timer);
- return messageReceiver.retrieveAttachment(pointer, tmpFile, MAX_ATTACHMENT_SIZE);
- }
-
- private String canonicalizeNumber(String number) throws InvalidNumberException {
- String localNumber = username;
- return PhoneNumberFormatter.formatNumber(number, localNumber);
- }
-
- private SignalServiceAddress getPushAddress(String number) throws InvalidNumberException {
- String e164number = canonicalizeNumber(number);
- return new SignalServiceAddress(e164number);
- }
-
- @Override
- public boolean isRemote() {
- return false;
- }
-
- private void sendGroups() throws IOException, UntrustedIdentityException {
- File groupsFile = IOUtils.createTempFile();
-
- try {
- try (OutputStream fos = new FileOutputStream(groupsFile)) {
- DeviceGroupsOutputStream out = new DeviceGroupsOutputStream(fos);
- for (GroupInfo record : groupStore.getGroups()) {
- ThreadInfo info = threadStore.getThread(Base64.encodeBytes(record.groupId));
- out.write(new DeviceGroup(record.groupId, Optional.fromNullable(record.name),
- new ArrayList<>(record.members), createGroupAvatarAttachment(record.groupId),
- record.active, Optional.fromNullable(info != null ? info.messageExpirationTime : null),
- Optional.fromNullable(record.color), false));
- }
- }
-
- if (groupsFile.exists() && groupsFile.length() > 0) {
- try (FileInputStream groupsFileStream = new FileInputStream(groupsFile)) {
- SignalServiceAttachmentStream attachmentStream = SignalServiceAttachment.newStreamBuilder()
- .withStream(groupsFileStream)
- .withContentType("application/octet-stream")
- .withLength(groupsFile.length())
- .build();
-
- sendSyncMessage(SignalServiceSyncMessage.forGroups(attachmentStream));
- }
- }
- } finally {
- try {
- Files.delete(groupsFile.toPath());
- } catch (IOException e) {
- System.err.println("Failed to delete groups temp file “" + groupsFile + "”: " + e.getMessage());
- }
- }
- }
-
- private void sendContacts() throws IOException, UntrustedIdentityException {
- File contactsFile = IOUtils.createTempFile();
-
- try {
- try (OutputStream fos = new FileOutputStream(contactsFile)) {
- DeviceContactsOutputStream out = new DeviceContactsOutputStream(fos);
- for (ContactInfo record : contactStore.getContacts()) {
- VerifiedMessage verifiedMessage = null;
- ThreadInfo info = threadStore.getThread(record.number);
- if (getIdentities().containsKey(record.number)) {
- JsonIdentityKeyStore.Identity currentIdentity = null;
- for (JsonIdentityKeyStore.Identity id : getIdentities().get(record.number)) {
- if (currentIdentity == null || id.getDateAdded().after(currentIdentity.getDateAdded())) {
- currentIdentity = id;
- }
- }
- if (currentIdentity != null) {
- verifiedMessage = new VerifiedMessage(record.number, currentIdentity.getIdentityKey(), currentIdentity.getTrustLevel().toVerifiedState(), currentIdentity.getDateAdded().getTime());
- }
- }
-
- byte[] profileKey = record.profileKey == null ? null : Base64.decode(record.profileKey);
- // TODO store list of blocked numbers
- boolean blocked = false;
- out.write(new DeviceContact(record.number, Optional.fromNullable(record.name),
- createContactAvatarAttachment(record.number), Optional.fromNullable(record.color),
- Optional.fromNullable(verifiedMessage), Optional.fromNullable(profileKey), blocked, Optional.fromNullable(info != null ? info.messageExpirationTime : null)));
- }
- }
-
- if (contactsFile.exists() && contactsFile.length() > 0) {
- try (FileInputStream contactsFileStream = new FileInputStream(contactsFile)) {
- SignalServiceAttachmentStream attachmentStream = SignalServiceAttachment.newStreamBuilder()
- .withStream(contactsFileStream)
- .withContentType("application/octet-stream")
- .withLength(contactsFile.length())
- .build();
-
- sendSyncMessage(SignalServiceSyncMessage.forContacts(new ContactsMessage(attachmentStream, true)));
- }
- }
- } finally {
- try {
- Files.delete(contactsFile.toPath());
- } catch (IOException e) {
- System.err.println("Failed to delete contacts temp file “" + contactsFile + "”: " + e.getMessage());
- }
- }
- }
-
- private void sendVerifiedMessage(String destination, IdentityKey identityKey, TrustLevel trustLevel) throws IOException, UntrustedIdentityException {
- VerifiedMessage verifiedMessage = new VerifiedMessage(destination, identityKey, trustLevel.toVerifiedState(), System.currentTimeMillis());
- sendSyncMessage(SignalServiceSyncMessage.forVerified(verifiedMessage));
- }
-
- public ContactInfo getContact(String number) {
- return contactStore.getContact(number);
- }
-
- public GroupInfo getGroup(byte[] groupId) {
- return groupStore.getGroup(groupId);
- }
-
- public Map<String, List<JsonIdentityKeyStore.Identity>> getIdentities() {
- return signalProtocolStore.getIdentities();
- }
-
- public List<JsonIdentityKeyStore.Identity> getIdentities(String number) {
- return signalProtocolStore.getIdentities(number);
- }
-
- /**
- * Trust this the identity with this fingerprint
- *
- * @param name username of the identity
- * @param fingerprint Fingerprint
- */
- public boolean trustIdentityVerified(String name, byte[] fingerprint) {
- List<JsonIdentityKeyStore.Identity> ids = signalProtocolStore.getIdentities(name);
- if (ids == null) {
- return false;
- }
- for (JsonIdentityKeyStore.Identity id : ids) {
- if (!Arrays.equals(id.getIdentityKey().serialize(), fingerprint)) {
- continue;
- }
-
- signalProtocolStore.saveIdentity(name, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED);
- try {
- sendVerifiedMessage(name, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED);
- } catch (IOException | UntrustedIdentityException e) {
- e.printStackTrace();
- }
- save();
- return true;
- }
- return false;
- }
-
- /**
- * Trust this the identity with this safety number
- *
- * @param name username of the identity
- * @param safetyNumber Safety number
- */
- public boolean trustIdentityVerifiedSafetyNumber(String name, String safetyNumber) {
- List<JsonIdentityKeyStore.Identity> ids = signalProtocolStore.getIdentities(name);
- if (ids == null) {
- return false;
- }
- for (JsonIdentityKeyStore.Identity id : ids) {
- if (!safetyNumber.equals(computeSafetyNumber(name, id.getIdentityKey()))) {
- continue;
- }
-
- signalProtocolStore.saveIdentity(name, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED);
- try {
- sendVerifiedMessage(name, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED);
- } catch (IOException | UntrustedIdentityException e) {
- e.printStackTrace();
- }
- save();
- return true;
- }
- return false;
- }
-
- /**
- * Trust all keys of this identity without verification
- *
- * @param name username of the identity
- */
- public boolean trustIdentityAllKeys(String name) {
- List<JsonIdentityKeyStore.Identity> ids = signalProtocolStore.getIdentities(name);
- if (ids == null) {
- return false;
- }
- for (JsonIdentityKeyStore.Identity id : ids) {
- if (id.getTrustLevel() == TrustLevel.UNTRUSTED) {
- signalProtocolStore.saveIdentity(name, id.getIdentityKey(), TrustLevel.TRUSTED_UNVERIFIED);
- try {
- sendVerifiedMessage(name, id.getIdentityKey(), TrustLevel.TRUSTED_UNVERIFIED);
- } catch (IOException | UntrustedIdentityException e) {
- e.printStackTrace();
- }
- }
- }
- save();
- return true;
- }
-
- public String computeSafetyNumber(String theirUsername, IdentityKey theirIdentityKey) {
- Fingerprint fingerprint = new NumericFingerprintGenerator(5200).createFor(username, getIdentity(), theirUsername, theirIdentityKey);
- return fingerprint.getDisplayableFingerprint().getDisplayText();
- }
-}
git.nmode.ca / signal-cli / blobdiff
