X-Git-Url: https://git.nmode.ca/signal-cli/blobdiff_plain/d267974223294b9ac08491999d8f2bece2b80c54..0624d6a808b8b2a247aadd96450319bc94e3729f:/src/main/java/org/asamk/signal/manager/Manager.java diff --git a/src/main/java/org/asamk/signal/manager/Manager.java b/src/main/java/org/asamk/signal/manager/Manager.java index ba499093..4dff4b82 100644 --- a/src/main/java/org/asamk/signal/manager/Manager.java +++ b/src/main/java/org/asamk/signal/manager/Manager.java @@ -1,5 +1,5 @@ /* - Copyright (C) 2015-2020 AsamK and contributors + Copyright (C) 2015-2021 AsamK and contributors 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 @@ -18,17 +18,31 @@ package org.asamk.signal.manager; import com.fasterxml.jackson.databind.ObjectMapper; -import org.asamk.signal.storage.SignalAccount; -import org.asamk.signal.storage.contacts.ContactInfo; -import org.asamk.signal.storage.groups.GroupInfo; -import org.asamk.signal.storage.groups.GroupInfoV1; -import org.asamk.signal.storage.groups.GroupInfoV2; -import org.asamk.signal.storage.profiles.SignalProfile; -import org.asamk.signal.storage.profiles.SignalProfileEntry; -import org.asamk.signal.storage.protocol.JsonIdentityKeyStore; -import org.asamk.signal.storage.stickers.Sticker; -import org.asamk.signal.util.IOUtils; -import org.asamk.signal.util.Util; +import org.asamk.signal.manager.groups.GroupId; +import org.asamk.signal.manager.groups.GroupIdV1; +import org.asamk.signal.manager.groups.GroupIdV2; +import org.asamk.signal.manager.groups.GroupInviteLinkUrl; +import org.asamk.signal.manager.groups.GroupNotFoundException; +import org.asamk.signal.manager.groups.GroupUtils; +import org.asamk.signal.manager.groups.NotAGroupMemberException; +import org.asamk.signal.manager.helper.GroupHelper; +import org.asamk.signal.manager.helper.PinHelper; +import org.asamk.signal.manager.helper.ProfileHelper; +import org.asamk.signal.manager.helper.UnidentifiedAccessHelper; +import org.asamk.signal.manager.storage.SignalAccount; +import org.asamk.signal.manager.storage.contacts.ContactInfo; +import org.asamk.signal.manager.storage.groups.GroupInfo; +import org.asamk.signal.manager.storage.groups.GroupInfoV1; +import org.asamk.signal.manager.storage.groups.GroupInfoV2; +import org.asamk.signal.manager.storage.messageCache.CachedMessage; +import org.asamk.signal.manager.storage.profiles.SignalProfile; +import org.asamk.signal.manager.storage.profiles.SignalProfileEntry; +import org.asamk.signal.manager.storage.protocol.IdentityInfo; +import org.asamk.signal.manager.storage.stickers.Sticker; +import org.asamk.signal.manager.util.AttachmentUtils; +import org.asamk.signal.manager.util.IOUtils; +import org.asamk.signal.manager.util.KeyUtils; +import org.asamk.signal.manager.util.Utils; import org.signal.libsignal.metadata.InvalidMetadataMessageException; import org.signal.libsignal.metadata.InvalidMetadataVersionException; import org.signal.libsignal.metadata.ProtocolDuplicateMessageException; @@ -40,8 +54,10 @@ import org.signal.libsignal.metadata.ProtocolLegacyMessageException; import org.signal.libsignal.metadata.ProtocolNoSessionException; import org.signal.libsignal.metadata.ProtocolUntrustedIdentityException; import org.signal.libsignal.metadata.SelfSendException; -import org.signal.libsignal.metadata.certificate.InvalidCertificateException; +import org.signal.libsignal.metadata.certificate.CertificateValidator; +import org.signal.storageservice.protos.groups.GroupChange; import org.signal.storageservice.protos.groups.local.DecryptedGroup; +import org.signal.storageservice.protos.groups.local.DecryptedGroupJoinInfo; import org.signal.storageservice.protos.groups.local.DecryptedMember; import org.signal.zkgroup.InvalidInputException; import org.signal.zkgroup.VerificationFailedException; @@ -50,20 +66,20 @@ import org.signal.zkgroup.groups.GroupMasterKey; import org.signal.zkgroup.groups.GroupSecretParams; import org.signal.zkgroup.profiles.ClientZkProfileOperations; import org.signal.zkgroup.profiles.ProfileKey; +import org.signal.zkgroup.profiles.ProfileKeyCredential; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; import org.whispersystems.libsignal.IdentityKey; import org.whispersystems.libsignal.IdentityKeyPair; import org.whispersystems.libsignal.InvalidKeyException; import org.whispersystems.libsignal.InvalidMessageException; import org.whispersystems.libsignal.InvalidVersionException; -import org.whispersystems.libsignal.ecc.Curve; -import org.whispersystems.libsignal.ecc.ECKeyPair; import org.whispersystems.libsignal.ecc.ECPublicKey; 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.Pair; import org.whispersystems.libsignal.util.guava.Optional; +import org.whispersystems.signalservice.api.KeyBackupService; import org.whispersystems.signalservice.api.SignalServiceAccountManager; import org.whispersystems.signalservice.api.SignalServiceMessagePipe; import org.whispersystems.signalservice.api.SignalServiceMessageReceiver; @@ -71,14 +87,14 @@ import org.whispersystems.signalservice.api.SignalServiceMessageSender; import org.whispersystems.signalservice.api.crypto.InvalidCiphertextException; import org.whispersystems.signalservice.api.crypto.ProfileCipher; 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.groupsv2.ClientZkOperations; +import org.whispersystems.signalservice.api.groupsv2.GroupLinkNotActiveException; import org.whispersystems.signalservice.api.groupsv2.GroupsV2Api; import org.whispersystems.signalservice.api.groupsv2.GroupsV2AuthorizationString; import org.whispersystems.signalservice.api.groupsv2.GroupsV2Operations; -import org.whispersystems.signalservice.api.groupsv2.InvalidGroupStateException; +import org.whispersystems.signalservice.api.kbs.MasterKey; import org.whispersystems.signalservice.api.messages.SendMessageResult; import org.whispersystems.signalservice.api.messages.SignalServiceAttachment; import org.whispersystems.signalservice.api.messages.SignalServiceAttachmentPointer; @@ -106,19 +122,23 @@ import org.whispersystems.signalservice.api.messages.multidevice.SentTranscriptM import org.whispersystems.signalservice.api.messages.multidevice.SignalServiceSyncMessage; import org.whispersystems.signalservice.api.messages.multidevice.StickerPackOperationMessage; import org.whispersystems.signalservice.api.messages.multidevice.VerifiedMessage; +import org.whispersystems.signalservice.api.profiles.ProfileAndCredential; import org.whispersystems.signalservice.api.profiles.SignalServiceProfile; import org.whispersystems.signalservice.api.push.ContactTokenDetails; import org.whispersystems.signalservice.api.push.SignalServiceAddress; import org.whispersystems.signalservice.api.push.exceptions.MissingConfigurationException; 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.StreamDetails; import org.whispersystems.signalservice.api.util.UptimeSleepTimer; import org.whispersystems.signalservice.api.util.UuidUtil; import org.whispersystems.signalservice.internal.configuration.SignalServiceConfiguration; +import org.whispersystems.signalservice.internal.contacts.crypto.Quote; +import org.whispersystems.signalservice.internal.contacts.crypto.UnauthenticatedQuoteException; +import org.whispersystems.signalservice.internal.contacts.crypto.UnauthenticatedResponseException; import org.whispersystems.signalservice.internal.push.SignalServiceProtos; import org.whispersystems.signalservice.internal.push.UnsupportedDataMessageException; -import org.whispersystems.signalservice.internal.push.VerifyAccountResponse; import org.whispersystems.signalservice.internal.util.DynamicCredentialsProvider; import org.whispersystems.signalservice.internal.util.Hex; import org.whispersystems.util.Base64; @@ -138,19 +158,17 @@ import java.nio.charset.StandardCharsets; import java.nio.file.Files; import java.nio.file.Paths; import java.nio.file.StandardCopyOption; +import java.security.SignatureException; import java.util.ArrayList; import java.util.Arrays; import java.util.Collection; -import java.util.Collections; import java.util.Date; import java.util.HashMap; import java.util.HashSet; import java.util.List; -import java.util.Locale; -import java.util.Objects; +import java.util.Map; import java.util.Set; import java.util.UUID; -import java.util.concurrent.ExecutionException; import java.util.concurrent.ExecutorService; import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; @@ -158,31 +176,89 @@ import java.util.stream.Collectors; import java.util.zip.ZipEntry; import java.util.zip.ZipFile; +import static org.asamk.signal.manager.ServiceConfig.CDS_MRENCLAVE; import static org.asamk.signal.manager.ServiceConfig.capabilities; +import static org.asamk.signal.manager.ServiceConfig.getIasKeyStore; public class Manager implements Closeable { - private final SleepTimer timer = new UptimeSleepTimer(); + private final static Logger logger = LoggerFactory.getLogger(Manager.class); + + private final CertificateValidator certificateValidator = new CertificateValidator(ServiceConfig.getUnidentifiedSenderTrustRoot()); + private final SignalServiceConfiguration serviceConfiguration; private final String userAgent; - private final SignalAccount account; + private SignalAccount account; private final PathConfig pathConfig; - private SignalServiceAccountManager accountManager; - private GroupsV2Api groupsV2Api; + private final SignalServiceAccountManager accountManager; + private final GroupsV2Api groupsV2Api; + private final GroupsV2Operations groupsV2Operations; + private final SignalServiceMessageReceiver messageReceiver; + private final ClientZkProfileOperations clientZkProfileOperations; + private SignalServiceMessagePipe messagePipe = null; private SignalServiceMessagePipe unidentifiedMessagePipe = null; - private final boolean discoverableByPhoneNumber = true; - public Manager(SignalAccount account, PathConfig pathConfig, SignalServiceConfiguration serviceConfiguration, String userAgent) { + private final UnidentifiedAccessHelper unidentifiedAccessHelper; + private final ProfileHelper profileHelper; + private final GroupHelper groupHelper; + private final PinHelper pinHelper; + + Manager( + SignalAccount account, + PathConfig pathConfig, + SignalServiceConfiguration serviceConfiguration, + String userAgent + ) { this.account = account; this.pathConfig = pathConfig; this.serviceConfiguration = serviceConfiguration; this.userAgent = userAgent; - this.accountManager = createSignalServiceAccountManager(); + this.groupsV2Operations = capabilities.isGv2() ? new GroupsV2Operations(ClientZkOperations.create( + serviceConfiguration)) : null; + final SleepTimer timer = new UptimeSleepTimer(); + this.accountManager = new SignalServiceAccountManager(serviceConfiguration, + new DynamicCredentialsProvider(account.getUuid(), + account.getUsername(), + account.getPassword(), + account.getSignalingKey(), + account.getDeviceId()), + userAgent, + groupsV2Operations, + timer); this.groupsV2Api = accountManager.getGroupsV2Api(); + final KeyBackupService keyBackupService = ServiceConfig.createKeyBackupService(accountManager); + this.pinHelper = new PinHelper(keyBackupService); + this.clientZkProfileOperations = capabilities.isGv2() ? ClientZkOperations.create(serviceConfiguration) + .getProfileOperations() : null; + this.messageReceiver = new SignalServiceMessageReceiver(serviceConfiguration, + account.getUuid(), + account.getUsername(), + account.getPassword(), + account.getDeviceId(), + account.getSignalingKey(), + userAgent, + null, + timer, + clientZkProfileOperations); this.account.setResolver(this::resolveSignalServiceAddress); + + this.unidentifiedAccessHelper = new UnidentifiedAccessHelper(account::getProfileKey, + account.getProfileStore()::getProfileKey, + this::getRecipientProfile, + this::getSenderCertificate); + this.profileHelper = new ProfileHelper(account.getProfileStore()::getProfileKey, + unidentifiedAccessHelper::getAccessFor, + unidentified -> unidentified ? getOrCreateUnidentifiedMessagePipe() : getOrCreateMessagePipe(), + () -> messageReceiver); + this.groupHelper = new GroupHelper(this::getRecipientProfileKeyCredential, + this::getRecipientProfile, + account::getSelfAddress, + groupsV2Operations, + groupsV2Api, + this::getGroupAuthForToday); } public String getUsername() { @@ -193,18 +269,6 @@ public class Manager implements Closeable { return account.getSelfAddress(); } - private SignalServiceAccountManager createSignalServiceAccountManager() { - GroupsV2Operations groupsV2Operations = capabilities.isGv2() - ? new GroupsV2Operations(ClientZkOperations.create(serviceConfiguration)) - : null; - - return new SignalServiceAccountManager(serviceConfiguration, - new DynamicCredentialsProvider(account.getUuid(), account.getUsername(), account.getPassword(), null, account.getDeviceId()), - userAgent, - groupsV2Operations, - timer); - } - private IdentityKeyPair getIdentityKeyPair() { return account.getSignalProtocolStore().getIdentityKeyPair(); } @@ -213,108 +277,65 @@ public class Manager implements Closeable { return account.getDeviceId(); } - private String getMessageCachePath() { - return pathConfig.getDataPath() + "/" + account.getUsername() + ".d/msg-cache"; - } - - private String getMessageCachePath(String sender) { - if (sender == null || sender.isEmpty()) { - return getMessageCachePath(); - } - - 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 static Manager init(String username, String settingsPath, SignalServiceConfiguration serviceConfiguration, String userAgent) throws IOException { + public static Manager init( + String username, File settingsPath, SignalServiceConfiguration serviceConfiguration, String userAgent + ) throws IOException, NotRegisteredException { PathConfig pathConfig = PathConfig.createDefault(settingsPath); if (!SignalAccount.userExists(pathConfig.getDataPath(), username)) { - IdentityKeyPair identityKey = KeyHelper.generateIdentityKeyPair(); - int registrationId = KeyHelper.generateRegistrationId(false); - - ProfileKey profileKey = KeyUtils.createProfileKey(); - SignalAccount account = SignalAccount.create(pathConfig.getDataPath(), username, identityKey, registrationId, profileKey); - account.save(); - - return new Manager(account, pathConfig, serviceConfiguration, userAgent); + throw new NotRegisteredException(); } SignalAccount account = SignalAccount.load(pathConfig.getDataPath(), username); - Manager m = new Manager(account, pathConfig, serviceConfiguration, userAgent); - - m.migrateLegacyConfigs(); + if (!account.isRegistered()) { + throw new NotRegisteredException(); + } - return m; + return new Manager(account, pathConfig, serviceConfiguration, userAgent); } - private void migrateLegacyConfigs() { - if (account.getProfileKey() == null && isRegistered()) { - // Old config file, creating new profile key - account.setProfileKey(KeyUtils.createProfileKey()); + public void checkAccountState() throws IOException { + if (accountManager.getPreKeysCount() < ServiceConfig.PREKEY_MINIMUM_COUNT) { + refreshPreKeys(); account.save(); } - // Store profile keys only in profile store - for (ContactInfo contact : account.getContactStore().getContacts()) { - String profileKeyString = contact.profileKey; - if (profileKeyString == null) { - continue; - } - final ProfileKey profileKey; - try { - profileKey = new ProfileKey(Base64.decode(profileKeyString)); - } catch (InvalidInputException | IOException e) { - continue; - } - contact.profileKey = null; - account.getProfileStore().storeProfileKey(contact.getAddress(), profileKey); - } - } - - public void checkAccountState() throws IOException { - if (account.isRegistered()) { - if (accountManager.getPreKeysCount() < ServiceConfig.PREKEY_MINIMUM_COUNT) { - refreshPreKeys(); - account.save(); - } - if (account.getUuid() == null) { - account.setUuid(accountManager.getOwnUuid()); - account.save(); - } - updateAccountAttributes(); + if (account.getUuid() == null) { + account.setUuid(accountManager.getOwnUuid()); + account.save(); } + updateAccountAttributes(); } - public boolean isRegistered() { - return account.isRegistered(); - } - - public void register(boolean voiceVerification, String captcha) throws IOException { - account.setPassword(KeyUtils.createPassword()); - - // Resetting UUID, because registering doesn't work otherwise - account.setUuid(null); - accountManager = createSignalServiceAccountManager(); - this.groupsV2Api = accountManager.getGroupsV2Api(); + /** + * This is used for checking a set of phone numbers for registration on Signal + * + * @param numbers The set of phone number in question + * @return A map of numbers to booleans. True if registered, false otherwise. Should never be null + * @throws IOException if its unable to get the contacts to check if they're registered + */ + public Map areUsersRegistered(Set numbers) throws IOException { + // Note "contactDetails" has no optionals. It only gives us info on users who are registered + List contactDetails = this.accountManager.getContacts(numbers); - if (voiceVerification) { - accountManager.requestVoiceVerificationCode(Locale.getDefault(), Optional.fromNullable(captcha), Optional.absent()); - } else { - accountManager.requestSmsVerificationCode(false, Optional.fromNullable(captcha), Optional.absent()); - } + Set registeredUsers = contactDetails.stream() + .map(ContactTokenDetails::getNumber) + .collect(Collectors.toSet()); - account.setRegistered(false); - account.save(); + return numbers.stream().collect(Collectors.toMap(x -> x, registeredUsers::contains)); } public void updateAccountAttributes() throws IOException { - accountManager.setAccountAttributes(account.getSignalingKey(), account.getSignalProtocolStore().getLocalRegistrationId(), true, account.getRegistrationLockPin(), account.getRegistrationLock(), getSelfUnidentifiedAccessKey(), false, capabilities, discoverableByPhoneNumber); + accountManager.setAccountAttributes(account.getSignalingKey(), + account.getSignalProtocolStore().getLocalRegistrationId(), + true, + // set legacy pin only if no KBS master key is set + account.getPinMasterKey() == null ? account.getRegistrationLockPin() : null, + account.getPinMasterKey() == null ? null : account.getPinMasterKey().deriveRegistrationLock(), + account.getSelfUnidentifiedAccessKey(), + account.isUnrestrictedUnidentifiedAccess(), + capabilities, + account.isDiscoverableByPhoneNumber()); } public void setProfile(String name, File avatar) throws IOException { @@ -348,7 +369,7 @@ public class Manager implements Closeable { } public void addDeviceLink(URI linkUri) throws IOException, InvalidKeyException { - Utils.DeviceLinkInfo info = Utils.parseDeviceLinkUri(linkUri); + DeviceLinkInfo info = DeviceLinkInfo.parseDeviceLinkUri(linkUri); addDevice(info.deviceIdentifier, info.deviceKey); } @@ -357,69 +378,34 @@ public class Manager implements Closeable { IdentityKeyPair identityKeyPair = getIdentityKeyPair(); String verificationCode = accountManager.getNewDeviceVerificationCode(); - accountManager.addDevice(deviceIdentifier, deviceKey, identityKeyPair, Optional.of(account.getProfileKey().serialize()), verificationCode); + accountManager.addDevice(deviceIdentifier, + deviceKey, + identityKeyPair, + Optional.of(account.getProfileKey().serialize()), + verificationCode); account.setMultiDevice(true); account.save(); } - private List generatePreKeys() { - List records = new ArrayList<>(ServiceConfig.PREKEY_BATCH_SIZE); - - final int offset = account.getPreKeyIdOffset(); - for (int i = 0; i < ServiceConfig.PREKEY_BATCH_SIZE; i++) { - int preKeyId = (offset + i) % Medium.MAX_VALUE; - ECKeyPair keyPair = Curve.generateKeyPair(); - PreKeyRecord record = new PreKeyRecord(preKeyId, keyPair); - - records.add(record); - } - - account.addPreKeys(records); - account.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(account.getNextSignedPreKeyId(), System.currentTimeMillis(), keyPair, signature); - - account.addSignedPreKey(record); - account.save(); - - return record; - } catch (InvalidKeyException e) { - throw new AssertionError(e); - } - } - - public void verifyAccount(String verificationCode, String pin) throws IOException { - verificationCode = verificationCode.replace("-", ""); - account.setSignalingKey(KeyUtils.createSignalingKey()); - // TODO make unrestricted unidentified access configurable - VerifyAccountResponse response = accountManager.verifyAccountWithCode(verificationCode, account.getSignalingKey(), account.getSignalProtocolStore().getLocalRegistrationId(), true, pin, null, getSelfUnidentifiedAccessKey(), false, capabilities, discoverableByPhoneNumber); - - UUID uuid = UuidUtil.parseOrNull(response.getUuid()); - // TODO response.isStorageCapable() - //accountManager.setGcmId(Optional.of(GoogleCloudMessaging.getInstance(this).register(REGISTRATION_ID))); - account.setRegistered(true); - account.setUuid(uuid); - account.setRegistrationLockPin(pin); - account.getSignalProtocolStore().saveIdentity(account.getSelfAddress(), getIdentityKeyPair().getPublicKey(), TrustLevel.TRUSTED_VERIFIED); + public void setRegistrationLockPin(Optional pin) throws IOException, UnauthenticatedResponseException { + if (pin.isPresent()) { + final MasterKey masterKey = account.getPinMasterKey() != null + ? account.getPinMasterKey() + : KeyUtils.createMasterKey(); - refreshPreKeys(); - account.save(); - } + pinHelper.setRegistrationLockPin(pin.get(), masterKey); - public void setRegistrationLockPin(Optional pin) throws IOException { - if (pin.isPresent()) { account.setRegistrationLockPin(pin.get()); - throw new RuntimeException("Not implemented anymore, will be replaced with KBS"); + account.setPinMasterKey(masterKey); } else { - account.setRegistrationLockPin(null); + // Remove legacy registration lock accountManager.removeRegistrationLockV1(); + + // Remove KBS Pin + pinHelper.removeRegistrationLockPin(); + + account.setRegistrationLockPin(null); + account.setPinMasterKey(null); } account.save(); } @@ -432,70 +418,159 @@ public class Manager implements Closeable { accountManager.setPreKeys(identityKeyPair.getPublicKey(), signedPreKeyRecord, oneTimePreKeys); } - private SignalServiceMessageReceiver getMessageReceiver() { - final ClientZkProfileOperations clientZkProfileOperations = capabilities.isGv2() - ? ClientZkOperations.create(serviceConfiguration).getProfileOperations() - : null; - return new SignalServiceMessageReceiver(serviceConfiguration, account.getUuid(), account.getUsername(), account.getPassword(), account.getDeviceId(), account.getSignalingKey(), userAgent, null, timer, clientZkProfileOperations); - } + private List generatePreKeys() { + final int offset = account.getPreKeyIdOffset(); - private SignalServiceMessageSender getMessageSender() { - final ClientZkProfileOperations clientZkProfileOperations = capabilities.isGv2() - ? ClientZkOperations.create(serviceConfiguration).getProfileOperations() - : null; - final ExecutorService executor = null; - return new SignalServiceMessageSender(serviceConfiguration, account.getUuid(), account.getUsername(), account.getPassword(), - account.getDeviceId(), account.getSignalProtocolStore(), userAgent, account.isMultiDevice(), Optional.fromNullable(messagePipe), Optional.fromNullable(unidentifiedMessagePipe), Optional.absent(), clientZkProfileOperations, executor, ServiceConfig.MAX_ENVELOPE_SIZE); + List records = KeyUtils.generatePreKeyRecords(offset, ServiceConfig.PREKEY_BATCH_SIZE); + account.addPreKeys(records); + account.save(); + + return records; } - private SignalServiceProfile getEncryptedRecipientProfile(SignalServiceAddress address, Optional unidentifiedAccess) throws IOException { - SignalServiceMessagePipe pipe = unidentifiedMessagePipe != null && unidentifiedAccess.isPresent() ? unidentifiedMessagePipe - : messagePipe; + private SignedPreKeyRecord generateSignedPreKey(IdentityKeyPair identityKeyPair) { + final int signedPreKeyId = account.getNextSignedPreKeyId(); - if (pipe != null) { - try { - return pipe.getProfile(address, Optional.absent(), unidentifiedAccess, SignalServiceProfile.RequestType.PROFILE).get(10, TimeUnit.SECONDS).getProfile(); - } catch (IOException | InterruptedException | ExecutionException | TimeoutException ignored) { - } + SignedPreKeyRecord record = KeyUtils.generateSignedPreKeyRecord(identityKeyPair, signedPreKeyId); + account.addSignedPreKey(record); + account.save(); + + return record; + } + + private SignalServiceMessagePipe getOrCreateMessagePipe() { + if (messagePipe == null) { + messagePipe = messageReceiver.createMessagePipe(); } + return messagePipe; + } - SignalServiceMessageReceiver receiver = getMessageReceiver(); - try { - return receiver.retrieveProfile(address, Optional.absent(), unidentifiedAccess, SignalServiceProfile.RequestType.PROFILE).get(10, TimeUnit.SECONDS).getProfile(); - } catch (InterruptedException | ExecutionException | TimeoutException e) { - throw new IOException("Failed to retrieve profile", e); + private SignalServiceMessagePipe getOrCreateUnidentifiedMessagePipe() { + if (unidentifiedMessagePipe == null) { + unidentifiedMessagePipe = messageReceiver.createUnidentifiedMessagePipe(); } + return unidentifiedMessagePipe; } - private SignalProfile getRecipientProfile(SignalServiceAddress address, Optional unidentifiedAccess, ProfileKey profileKey) throws IOException { - SignalProfileEntry profileEntry = account.getProfileStore().getProfile(address); + private SignalServiceMessageSender createMessageSender() { + final ExecutorService executor = null; + return new SignalServiceMessageSender(serviceConfiguration, + account.getUuid(), + account.getUsername(), + account.getPassword(), + account.getDeviceId(), + account.getSignalProtocolStore(), + userAgent, + account.isMultiDevice(), + Optional.fromNullable(messagePipe), + Optional.fromNullable(unidentifiedMessagePipe), + Optional.absent(), + clientZkProfileOperations, + executor, + ServiceConfig.MAX_ENVELOPE_SIZE); + } + + private SignalProfile getRecipientProfile( + SignalServiceAddress address + ) { + SignalProfileEntry profileEntry = account.getProfileStore().getProfileEntry(address); + if (profileEntry == null) { + return null; + } long now = new Date().getTime(); // Profiles are cache for 24h before retrieving them again - if (profileEntry == null || profileEntry.getProfile() == null || now - profileEntry.getLastUpdateTimestamp() > 24 * 60 * 60 * 1000) { - SignalProfile profile = retrieveRecipientProfile(address, unidentifiedAccess, profileKey); - account.getProfileStore().updateProfile(address, profileKey, now, profile); + if (!profileEntry.isRequestPending() && ( + profileEntry.getProfile() == null || now - profileEntry.getLastUpdateTimestamp() > 24 * 60 * 60 * 1000 + )) { + ProfileKey profileKey = profileEntry.getProfileKey(); + profileEntry.setRequestPending(true); + SignalProfile profile; + try { + profile = retrieveRecipientProfile(address, profileKey); + } catch (IOException e) { + logger.warn("Failed to retrieve profile, ignoring: {}", e.getMessage()); + profileEntry.setRequestPending(false); + return null; + } + profileEntry.setRequestPending(false); + account.getProfileStore() + .updateProfile(address, profileKey, now, profile, profileEntry.getProfileKeyCredential()); return profile; } return profileEntry.getProfile(); } - private SignalProfile retrieveRecipientProfile(SignalServiceAddress address, Optional unidentifiedAccess, ProfileKey profileKey) throws IOException { - final SignalServiceProfile encryptedProfile = getEncryptedRecipientProfile(address, unidentifiedAccess); + private ProfileKeyCredential getRecipientProfileKeyCredential(SignalServiceAddress address) { + SignalProfileEntry profileEntry = account.getProfileStore().getProfileEntry(address); + if (profileEntry == null) { + return null; + } + if (profileEntry.getProfileKeyCredential() == null) { + ProfileAndCredential profileAndCredential; + try { + profileAndCredential = profileHelper.retrieveProfileSync(address, + SignalServiceProfile.RequestType.PROFILE_AND_CREDENTIAL); + } catch (IOException e) { + logger.warn("Failed to retrieve profile key credential, ignoring: {}", e.getMessage()); + return null; + } + + long now = new Date().getTime(); + final ProfileKeyCredential profileKeyCredential = profileAndCredential.getProfileKeyCredential().orNull(); + final SignalProfile profile = decryptProfile(address, + profileEntry.getProfileKey(), + profileAndCredential.getProfile()); + account.getProfileStore() + .updateProfile(address, profileEntry.getProfileKey(), now, profile, profileKeyCredential); + return profileKeyCredential; + } + return profileEntry.getProfileKeyCredential(); + } + + private SignalProfile retrieveRecipientProfile( + SignalServiceAddress address, ProfileKey profileKey + ) throws IOException { + final SignalServiceProfile encryptedProfile = profileHelper.retrieveProfileSync(address, + SignalServiceProfile.RequestType.PROFILE).getProfile(); + + return decryptProfile(address, profileKey, encryptedProfile); + } + private SignalProfile decryptProfile( + final SignalServiceAddress address, final ProfileKey profileKey, final SignalServiceProfile encryptedProfile + ) { File avatarFile = null; try { - avatarFile = encryptedProfile.getAvatar() == null ? null : retrieveProfileAvatar(address, encryptedProfile.getAvatar(), profileKey); + avatarFile = encryptedProfile.getAvatar() == null + ? null + : retrieveProfileAvatar(address, encryptedProfile.getAvatar(), profileKey); } catch (Throwable e) { - System.err.println("Failed to retrieve profile avatar, ignoring: " + e.getMessage()); + logger.warn("Failed to retrieve profile avatar, ignoring: {}", e.getMessage()); } ProfileCipher profileCipher = new ProfileCipher(profileKey); try { - return new SignalProfile( - encryptedProfile.getIdentityKey(), - encryptedProfile.getName() == null ? null : new String(profileCipher.decryptName(Base64.decode(encryptedProfile.getName()))), + String name; + try { + name = encryptedProfile.getName() == null + ? null + : new String(profileCipher.decryptName(Base64.decode(encryptedProfile.getName()))); + } catch (IOException e) { + name = null; + } + String unidentifiedAccess; + try { + unidentifiedAccess = encryptedProfile.getUnidentifiedAccess() == null + || !profileCipher.verifyUnidentifiedAccess(Base64.decode(encryptedProfile.getUnidentifiedAccess())) + ? null + : encryptedProfile.getUnidentifiedAccess(); + } catch (IOException e) { + unidentifiedAccess = null; + } + return new SignalProfile(encryptedProfile.getIdentityKey(), + name, avatarFile, - encryptedProfile.getUnidentifiedAccess() == null || !profileCipher.verifyUnidentifiedAccess(Base64.decode(encryptedProfile.getUnidentifiedAccess())) ? null : encryptedProfile.getUnidentifiedAccess(), + unidentifiedAccess, encryptedProfile.isUnrestrictedUnidentifiedAccess(), encryptedProfile.getCapabilities()); } catch (InvalidCiphertextException e) { @@ -503,13 +578,13 @@ public class Manager implements Closeable { } } - private Optional createGroupAvatarAttachment(byte[] groupId) throws IOException { + private Optional createGroupAvatarAttachment(GroupId groupId) throws IOException { File file = getGroupAvatarFile(groupId); if (!file.exists()) { return Optional.absent(); } - return Optional.of(Utils.createAttachment(file)); + return Optional.of(AttachmentUtils.createAttachment(file)); } private Optional createContactAvatarAttachment(String number) throws IOException { @@ -518,11 +593,11 @@ public class Manager implements Closeable { return Optional.absent(); } - return Optional.of(Utils.createAttachment(file)); + return Optional.of(AttachmentUtils.createAttachment(file)); } - private GroupInfo getGroupForSending(byte[] groupId) throws GroupNotFoundException, NotAGroupMemberException { - GroupInfo g = account.getGroupStore().getGroup(groupId); + private GroupInfo getGroupForSending(GroupId groupId) throws GroupNotFoundException, NotAGroupMemberException { + GroupInfo g = getGroup(groupId); if (g == null) { throw new GroupNotFoundException(groupId); } @@ -532,89 +607,195 @@ public class Manager implements Closeable { return g; } + private GroupInfo getGroupForUpdating(GroupId groupId) throws GroupNotFoundException, NotAGroupMemberException { + GroupInfo g = getGroup(groupId); + if (g == null) { + throw new GroupNotFoundException(groupId); + } + if (!g.isMember(account.getSelfAddress()) && !g.isPendingMember(account.getSelfAddress())) { + throw new NotAGroupMemberException(groupId, g.getTitle()); + } + return g; + } + public List getGroups() { return account.getGroupStore().getGroups(); } public Pair> sendGroupMessage( - String messageText, - List attachments, - byte[] groupId - ) - throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException { - final SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder().withBody(messageText); - if (attachments != null) { - messageBuilder.withAttachments(Utils.getSignalServiceAttachments(attachments)); - } - + SignalServiceDataMessage.Builder messageBuilder, GroupId groupId + ) throws IOException, GroupNotFoundException, NotAGroupMemberException { final GroupInfo g = getGroupForSending(groupId); - setGroupContext(messageBuilder, g); + GroupUtils.setGroupContext(messageBuilder, g); messageBuilder.withExpiration(g.getMessageExpirationTime()); return sendMessage(messageBuilder, g.getMembersWithout(account.getSelfAddress())); } - private void setGroupContext(final SignalServiceDataMessage.Builder messageBuilder, final GroupInfo groupInfo) { - if (groupInfo instanceof GroupInfoV1) { - SignalServiceGroup group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.DELIVER) - .withId(groupInfo.groupId) - .build(); - messageBuilder.asGroupMessage(group); - } else { - final GroupInfoV2 groupInfoV2 = (GroupInfoV2) groupInfo; - SignalServiceGroupV2 group = SignalServiceGroupV2.newBuilder(groupInfoV2.getMasterKey()) - .withRevision(groupInfoV2.getGroup() == null ? 0 : groupInfoV2.getGroup().getRevision()) - .build(); - messageBuilder.asGroupMessage(group); + public Pair> sendGroupMessage( + String messageText, List attachments, GroupId groupId + ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException { + final SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder() + .withBody(messageText); + if (attachments != null) { + messageBuilder.withAttachments(AttachmentUtils.getSignalServiceAttachments(attachments)); } + + return sendGroupMessage(messageBuilder, groupId); } - public Pair> sendGroupMessageReaction(String emoji, boolean remove, String targetAuthor, - long targetSentTimestamp, byte[] groupId) - throws IOException, InvalidNumberException, NotAGroupMemberException, GroupNotFoundException { - SignalServiceDataMessage.Reaction reaction = new SignalServiceDataMessage.Reaction(emoji, remove, canonicalizeAndResolveSignalServiceAddress(targetAuthor), targetSentTimestamp); + public Pair> sendGroupMessageReaction( + String emoji, boolean remove, String targetAuthor, long targetSentTimestamp, GroupId groupId + ) throws IOException, InvalidNumberException, NotAGroupMemberException, GroupNotFoundException { + SignalServiceDataMessage.Reaction reaction = new SignalServiceDataMessage.Reaction(emoji, + remove, + canonicalizeAndResolveSignalServiceAddress(targetAuthor), + targetSentTimestamp); final SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder() .withReaction(reaction); - final GroupInfo g = getGroupForSending(groupId); - setGroupContext(messageBuilder, g); - return sendMessage(messageBuilder, g.getMembersWithout(account.getSelfAddress())); + + return sendGroupMessage(messageBuilder, groupId); } - public Pair> sendQuitGroupMessage(byte[] groupId) throws GroupNotFoundException, IOException, NotAGroupMemberException { - SignalServiceGroup group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.QUIT) - .withId(groupId) - .build(); + public Pair> sendQuitGroupMessage(GroupId groupId) throws GroupNotFoundException, IOException, NotAGroupMemberException { - SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder() - .asGroupMessage(group); + SignalServiceDataMessage.Builder messageBuilder; - final GroupInfo g = getGroupForSending(groupId); + final GroupInfo g = getGroupForUpdating(groupId); if (g instanceof GroupInfoV1) { GroupInfoV1 groupInfoV1 = (GroupInfoV1) g; + SignalServiceGroup group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.QUIT) + .withId(groupId.serialize()) + .build(); + messageBuilder = SignalServiceDataMessage.newBuilder().asGroupMessage(group); groupInfoV1.removeMember(account.getSelfAddress()); account.getGroupStore().updateGroup(groupInfoV1); } else { - throw new RuntimeException("TODO Not implemented!"); + final GroupInfoV2 groupInfoV2 = (GroupInfoV2) g; + final Pair groupGroupChangePair = groupHelper.leaveGroup(groupInfoV2); + groupInfoV2.setGroup(groupGroupChangePair.first()); + messageBuilder = getGroupUpdateMessageBuilder(groupInfoV2, groupGroupChangePair.second().toByteArray()); + account.getGroupStore().updateGroup(groupInfoV2); } return sendMessage(messageBuilder, g.getMembersWithout(account.getSelfAddress())); } - private Pair> sendUpdateGroupMessage(byte[] groupId, String name, Collection members, String avatarFile) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException { - GroupInfoV1 g; + private Pair> sendUpdateGroupMessage( + GroupId groupId, String name, Collection members, String avatarFile + ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException { + GroupInfo g; + SignalServiceDataMessage.Builder messageBuilder; if (groupId == null) { // Create new group - g = new GroupInfoV1(KeyUtils.createGroupId()); - g.addMembers(Collections.singleton(account.getSelfAddress())); + GroupInfoV2 gv2 = groupHelper.createGroupV2(name, members, avatarFile); + if (gv2 == null) { + GroupInfoV1 gv1 = new GroupInfoV1(GroupIdV1.createRandom()); + gv1.addMembers(List.of(account.getSelfAddress())); + updateGroupV1(gv1, name, members, avatarFile); + messageBuilder = getGroupUpdateMessageBuilder(gv1); + g = gv1; + } else { + messageBuilder = getGroupUpdateMessageBuilder(gv2, null); + g = gv2; + } } else { - GroupInfo group = getGroupForSending(groupId); - if (!(group instanceof GroupInfoV1)) { - throw new RuntimeException("TODO Not implemented!"); + GroupInfo group = getGroupForUpdating(groupId); + if (group instanceof GroupInfoV2) { + final GroupInfoV2 groupInfoV2 = (GroupInfoV2) group; + + Pair> result = null; + if (groupInfoV2.isPendingMember(getSelfAddress())) { + Pair groupGroupChangePair = groupHelper.acceptInvite(groupInfoV2); + result = sendUpdateGroupMessage(groupInfoV2, + groupGroupChangePair.first(), + groupGroupChangePair.second()); + } + + if (members != null) { + final Set newMembers = new HashSet<>(members); + newMembers.removeAll(group.getMembers() + .stream() + .map(this::resolveSignalServiceAddress) + .collect(Collectors.toSet())); + if (newMembers.size() > 0) { + Pair groupGroupChangePair = groupHelper.updateGroupV2(groupInfoV2, + newMembers); + result = sendUpdateGroupMessage(groupInfoV2, + groupGroupChangePair.first(), + groupGroupChangePair.second()); + } + } + if (result == null || name != null || avatarFile != null) { + Pair groupGroupChangePair = groupHelper.updateGroupV2(groupInfoV2, + name, + avatarFile); + result = sendUpdateGroupMessage(groupInfoV2, + groupGroupChangePair.first(), + groupGroupChangePair.second()); + } + + return new Pair<>(group.getGroupId(), result.second()); + } else { + GroupInfoV1 gv1 = (GroupInfoV1) group; + updateGroupV1(gv1, name, members, avatarFile); + messageBuilder = getGroupUpdateMessageBuilder(gv1); + g = gv1; } - g = (GroupInfoV1) group; } + account.getGroupStore().updateGroup(g); + + final Pair> result = sendMessage(messageBuilder, + g.getMembersIncludingPendingWithout(account.getSelfAddress())); + return new Pair<>(g.getGroupId(), result.second()); + } + + public Pair> joinGroup( + GroupInviteLinkUrl inviteLinkUrl + ) throws IOException, GroupLinkNotActiveException { + return sendJoinGroupMessage(inviteLinkUrl); + } + + private Pair> sendJoinGroupMessage( + GroupInviteLinkUrl inviteLinkUrl + ) throws IOException, GroupLinkNotActiveException { + final DecryptedGroupJoinInfo groupJoinInfo = groupHelper.getDecryptedGroupJoinInfo(inviteLinkUrl.getGroupMasterKey(), + inviteLinkUrl.getPassword()); + final GroupChange groupChange = groupHelper.joinGroup(inviteLinkUrl.getGroupMasterKey(), + inviteLinkUrl.getPassword(), + groupJoinInfo); + final GroupInfoV2 group = getOrMigrateGroup(inviteLinkUrl.getGroupMasterKey(), + groupJoinInfo.getRevision() + 1, + groupChange.toByteArray()); + + if (group.getGroup() == null) { + // Only requested member, can't send update to group members + return new Pair<>(group.getGroupId(), List.of()); + } + + final Pair> result = sendUpdateGroupMessage(group, group.getGroup(), groupChange); + + return new Pair<>(group.getGroupId(), result.second()); + } + + private Pair> sendUpdateGroupMessage( + GroupInfoV2 group, DecryptedGroup newDecryptedGroup, GroupChange groupChange + ) throws IOException { + group.setGroup(newDecryptedGroup); + final SignalServiceDataMessage.Builder messageBuilder = getGroupUpdateMessageBuilder(group, + groupChange.toByteArray()); + account.getGroupStore().updateGroup(group); + return sendMessage(messageBuilder, group.getMembersIncludingPendingWithout(account.getSelfAddress())); + } + + private void updateGroupV1( + final GroupInfoV1 g, + final String name, + final Collection members, + final String avatarFile + ) throws IOException { if (name != null) { g.name = name; } @@ -634,7 +815,9 @@ public class Manager implements Closeable { for (ContactTokenDetails contact : contacts) { newE164Members.remove(contact.getNumber()); } - throw new IOException("Failed to add members " + Util.join(", ", newE164Members) + " to group: Not registered on Signal"); + throw new IOException("Failed to add members " + + String.join(", ", newE164Members) + + " to group: Not registered on Signal"); } g.addMembers(members); @@ -642,23 +825,18 @@ public class Manager implements Closeable { if (avatarFile != null) { IOUtils.createPrivateDirectories(pathConfig.getAvatarsPath()); - File aFile = getGroupAvatarFile(g.groupId); + File aFile = getGroupAvatarFile(g.getGroupId()); Files.copy(Paths.get(avatarFile), aFile.toPath(), StandardCopyOption.REPLACE_EXISTING); } - - account.getGroupStore().updateGroup(g); - - SignalServiceDataMessage.Builder messageBuilder = getGroupUpdateMessageBuilder(g); - - final Pair> result = sendMessage(messageBuilder, g.getMembersWithout(account.getSelfAddress())); - return new Pair<>(g.groupId, result.second()); } - Pair> sendUpdateGroupMessage(byte[] groupId, SignalServiceAddress recipient) throws IOException, NotAGroupMemberException, GroupNotFoundException, AttachmentInvalidException { + Pair> sendUpdateGroupMessage( + GroupIdV1 groupId, SignalServiceAddress recipient + ) throws IOException, NotAGroupMemberException, GroupNotFoundException, AttachmentInvalidException { GroupInfoV1 g; GroupInfo group = getGroupForSending(groupId); if (!(group instanceof GroupInfoV1)) { - throw new RuntimeException("TODO Not implemented!"); + throw new RuntimeException("Received an invalid group request for a v2 group!"); } g = (GroupInfoV1) group; @@ -669,19 +847,19 @@ public class Manager implements Closeable { SignalServiceDataMessage.Builder messageBuilder = getGroupUpdateMessageBuilder(g); // Send group message only to the recipient who requested it - return sendMessage(messageBuilder, Collections.singleton(recipient)); + return sendMessage(messageBuilder, List.of(recipient)); } private SignalServiceDataMessage.Builder getGroupUpdateMessageBuilder(GroupInfoV1 g) throws AttachmentInvalidException { SignalServiceGroup.Builder group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.UPDATE) - .withId(g.groupId) + .withId(g.getGroupId().serialize()) .withName(g.name) .withMembers(new ArrayList<>(g.getMembers())); - File aFile = getGroupAvatarFile(g.groupId); + File aFile = getGroupAvatarFile(g.getGroupId()); if (aFile.exists()) { try { - group.withAvatar(Utils.createAttachment(aFile)); + group.withAvatar(AttachmentUtils.createAttachment(aFile)); } catch (IOException e) { throw new AttachmentInvalidException(aFile.toString(), e); } @@ -689,37 +867,53 @@ public class Manager implements Closeable { return SignalServiceDataMessage.newBuilder() .asGroupMessage(group.build()) - .withExpiration(g.messageExpirationTime); + .withExpiration(g.getMessageExpirationTime()); + } + + private SignalServiceDataMessage.Builder getGroupUpdateMessageBuilder(GroupInfoV2 g, byte[] signedGroupChange) { + SignalServiceGroupV2.Builder group = SignalServiceGroupV2.newBuilder(g.getMasterKey()) + .withRevision(g.getGroup().getRevision()) + .withSignedGroupChange(signedGroupChange); + return SignalServiceDataMessage.newBuilder() + .asGroupMessage(group.build()) + .withExpiration(g.getMessageExpirationTime()); } - Pair> sendGroupInfoRequest(byte[] groupId, SignalServiceAddress recipient) throws IOException { + Pair> sendGroupInfoRequest( + GroupIdV1 groupId, SignalServiceAddress recipient + ) throws IOException { SignalServiceGroup.Builder group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.REQUEST_INFO) - .withId(groupId); + .withId(groupId.serialize()); SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder() .asGroupMessage(group.build()); // Send group info request message to the recipient who sent us a message with this groupId - return sendMessage(messageBuilder, Collections.singleton(recipient)); + return sendMessage(messageBuilder, List.of(recipient)); } - void sendReceipt(SignalServiceAddress remoteAddress, long messageId) throws IOException, UntrustedIdentityException { + void sendReceipt( + SignalServiceAddress remoteAddress, long messageId + ) throws IOException, UntrustedIdentityException { SignalServiceReceiptMessage receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.DELIVERY, - Collections.singletonList(messageId), + List.of(messageId), System.currentTimeMillis()); - getMessageSender().sendReceipt(remoteAddress, getAccessFor(remoteAddress), receiptMessage); + createMessageSender().sendReceipt(remoteAddress, + unidentifiedAccessHelper.getAccessFor(remoteAddress), + receiptMessage); } - public Pair> sendMessage(String messageText, List attachments, - List recipients) - throws IOException, AttachmentInvalidException, InvalidNumberException { - final SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder().withBody(messageText); + public Pair> sendMessage( + String messageText, List attachments, List recipients + ) throws IOException, AttachmentInvalidException, InvalidNumberException { + final SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder() + .withBody(messageText); if (attachments != null) { - List attachmentStreams = Utils.getSignalServiceAttachments(attachments); + List attachmentStreams = AttachmentUtils.getSignalServiceAttachments(attachments); // Upload attachments here, so we only upload once even for multiple recipients - SignalServiceMessageSender messageSender = getMessageSender(); + SignalServiceMessageSender messageSender = createMessageSender(); List attachmentPointers = new ArrayList<>(attachmentStreams.size()); for (SignalServiceAttachment attachment : attachmentStreams) { if (attachment.isStream()) { @@ -734,18 +928,20 @@ public class Manager implements Closeable { return sendMessage(messageBuilder, getSignalServiceAddresses(recipients)); } - public Pair> sendMessageReaction(String emoji, boolean remove, String targetAuthor, - long targetSentTimestamp, List recipients) - throws IOException, InvalidNumberException { - SignalServiceDataMessage.Reaction reaction = new SignalServiceDataMessage.Reaction(emoji, remove, canonicalizeAndResolveSignalServiceAddress(targetAuthor), targetSentTimestamp); + public Pair> sendMessageReaction( + String emoji, boolean remove, String targetAuthor, long targetSentTimestamp, List recipients + ) throws IOException, InvalidNumberException { + SignalServiceDataMessage.Reaction reaction = new SignalServiceDataMessage.Reaction(emoji, + remove, + canonicalizeAndResolveSignalServiceAddress(targetAuthor), + targetSentTimestamp); final SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder() .withReaction(reaction); return sendMessage(messageBuilder, getSignalServiceAddresses(recipients)); } public Pair> sendEndSessionMessage(List recipients) throws IOException, InvalidNumberException { - SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder() - .asEndSessionMessage(); + SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage(); final Collection signalServiceAddresses = getSignalServiceAddresses(recipients); try { @@ -793,7 +989,7 @@ public class Manager implements Closeable { account.save(); } - public void setGroupBlocked(final byte[] groupId, final boolean blocked) throws GroupNotFoundException { + public void setGroupBlocked(final GroupId groupId, final boolean blocked) throws GroupNotFoundException { GroupInfo group = getGroup(groupId); if (group == null) { throw new GroupNotFoundException(groupId); @@ -804,20 +1000,13 @@ public class Manager implements Closeable { account.save(); } - public Pair> updateGroup(byte[] groupId, String name, List members, String avatar) throws IOException, GroupNotFoundException, AttachmentInvalidException, InvalidNumberException, NotAGroupMemberException { - if (groupId.length == 0) { - groupId = null; - } - if (name.isEmpty()) { - name = null; - } - if (members.isEmpty()) { - members = null; - } - if (avatar.isEmpty()) { - avatar = null; - } - return sendUpdateGroupMessage(groupId, name, members == null ? null : getSignalServiceAddresses(members), avatar); + public Pair> updateGroup( + GroupId groupId, String name, List members, String avatar + ) throws IOException, GroupNotFoundException, AttachmentInvalidException, InvalidNumberException, NotAGroupMemberException { + return sendUpdateGroupMessage(groupId, + name, + members == null ? null : getSignalServiceAddresses(members), + avatar); } /** @@ -834,13 +1023,15 @@ public class Manager implements Closeable { private void sendExpirationTimerUpdate(SignalServiceAddress address) throws IOException { final SignalServiceDataMessage.Builder messageBuilder = SignalServiceDataMessage.newBuilder() .asExpirationUpdate(); - sendMessage(messageBuilder, Collections.singleton(address)); + sendMessage(messageBuilder, List.of(address)); } /** * Change the expiration timer for a contact */ - public void setExpirationTimer(String number, int messageExpirationTimer) throws IOException, InvalidNumberException { + public void setExpirationTimer( + String number, int messageExpirationTimer + ) throws IOException, InvalidNumberException { SignalServiceAddress address = canonicalizeAndResolveSignalServiceAddress(number); setExpirationTimer(address, messageExpirationTimer); } @@ -848,8 +1039,8 @@ public class Manager implements Closeable { /** * Change the expiration timer for a group */ - public void setExpirationTimer(byte[] groupId, int messageExpirationTimer) { - GroupInfo g = account.getGroupStore().getGroup(groupId); + public void setExpirationTimer(GroupId groupId, int messageExpirationTimer) { + GroupInfo g = getGroup(groupId); if (g instanceof GroupInfoV1) { GroupInfoV1 groupInfoV1 = (GroupInfoV1) g; groupInfoV1.messageExpirationTime = messageExpirationTimer; @@ -865,10 +1056,10 @@ public class Manager implements Closeable { * @param path Path can be a path to a manifest.json file or to a zip file that contains a manifest.json file * @return if successful, returns the URL to install the sticker pack in the signal app */ - public String uploadStickerPack(String path) throws IOException, StickerPackInvalidException { + public String uploadStickerPack(File path) throws IOException, StickerPackInvalidException { SignalServiceStickerManifestUpload manifest = getSignalServiceStickerManifestUpload(path); - SignalServiceMessageSender messageSender = getMessageSender(); + SignalServiceMessageSender messageSender = createMessageSender(); byte[] packKey = KeyUtils.createStickerUploadKey(); String packId = messageSender.uploadStickerManifest(manifest, packKey); @@ -878,18 +1069,23 @@ public class Manager implements Closeable { account.save(); try { - return new URI("https", "signal.art", "/addstickers/", "pack_id=" + URLEncoder.encode(packId, StandardCharsets.UTF_8) + "&pack_key=" + URLEncoder.encode(Hex.toStringCondensed(packKey), StandardCharsets.UTF_8)) - .toString(); + return new URI("https", + "signal.art", + "/addstickers/", + "pack_id=" + URLEncoder.encode(packId, StandardCharsets.UTF_8) + "&pack_key=" + URLEncoder.encode( + Hex.toStringCondensed(packKey), + StandardCharsets.UTF_8)).toString(); } catch (URISyntaxException e) { throw new AssertionError(e); } } - private SignalServiceStickerManifestUpload getSignalServiceStickerManifestUpload(final String path) throws IOException, StickerPackInvalidException { + private SignalServiceStickerManifestUpload getSignalServiceStickerManifestUpload( + final File file + ) throws IOException, StickerPackInvalidException { ZipFile zip = null; String rootPath = null; - final File file = new File(path); if (file.getName().endsWith(".zip")) { zip = new ZipFile(file); } else if (file.getName().equals("manifest.json")) { @@ -922,7 +1118,10 @@ public class Manager implements Closeable { } String contentType = Utils.getFileMimeType(new File(sticker.file), null); - StickerInfo stickerInfo = new StickerInfo(data.first(), data.second(), Optional.fromNullable(sticker.emoji).or(""), contentType); + StickerInfo stickerInfo = new StickerInfo(data.first(), + data.second(), + Optional.fromNullable(sticker.emoji).or(""), + contentType); stickers.add(stickerInfo); } @@ -940,14 +1139,13 @@ public class Manager implements Closeable { } String contentType = Utils.getFileMimeType(new File(pack.cover.file), null); - cover = new StickerInfo(data.first(), data.second(), Optional.fromNullable(pack.cover.emoji).or(""), contentType); + cover = new StickerInfo(data.first(), + data.second(), + Optional.fromNullable(pack.cover.emoji).or(""), + contentType); } - return new SignalServiceStickerManifestUpload( - pack.title, - pack.author, - cover, - stickers); + return new SignalServiceStickerManifestUpload(pack.title, pack.author, cover, stickers); } private static JsonStickerPack parseStickerPack(String rootPath, ZipFile zip) throws IOException { @@ -960,7 +1158,9 @@ public class Manager implements Closeable { return new ObjectMapper().readValue(inputStream, JsonStickerPack.class); } - private static Pair getInputStreamAndLength(final String rootPath, final ZipFile zip, final String subfile) throws IOException { + private static Pair getInputStreamAndLength( + final String rootPath, final ZipFile zip, final String subfile + ) throws IOException { if (zip != null) { final ZipEntry entry = zip.getEntry(subfile); return new Pair<>(zip.getInputStream(entry), entry.getSize()); @@ -971,7 +1171,9 @@ public class Manager implements Closeable { } void requestSyncGroups() throws IOException { - SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder().setType(SignalServiceProtos.SyncMessage.Request.Type.GROUPS).build(); + 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); @@ -981,7 +1183,9 @@ public class Manager implements Closeable { } void requestSyncContacts() throws IOException { - SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder().setType(SignalServiceProtos.SyncMessage.Request.Type.CONTACTS).build(); + 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); @@ -991,7 +1195,9 @@ public class Manager implements Closeable { } void requestSyncBlocked() throws IOException { - SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder().setType(SignalServiceProtos.SyncMessage.Request.Type.BLOCKED).build(); + SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder() + .setType(SignalServiceProtos.SyncMessage.Request.Type.BLOCKED) + .build(); SignalServiceSyncMessage message = SignalServiceSyncMessage.forRequest(new RequestMessage(r)); try { sendSyncMessage(message); @@ -1001,7 +1207,9 @@ public class Manager implements Closeable { } void requestSyncConfiguration() throws IOException { - SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder().setType(SignalServiceProtos.SyncMessage.Request.Type.CONFIGURATION).build(); + SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder() + .setType(SignalServiceProtos.SyncMessage.Request.Type.CONFIGURATION) + .build(); SignalServiceSyncMessage message = SignalServiceSyncMessage.forRequest(new RequestMessage(r)); try { sendSyncMessage(message); @@ -1017,144 +1225,98 @@ public class Manager implements Closeable { try { certificate = accountManager.getSenderCertificate(); } catch (IOException e) { - System.err.println("Failed to get sender certificate: " + e); + logger.warn("Failed to get sender certificate, ignoring: {}", e.getMessage()); return null; } // TODO cache for a day return certificate; } - private byte[] getSelfUnidentifiedAccessKey() { - return UnidentifiedAccess.deriveAccessKeyFrom(account.getProfileKey()); - } - - private byte[] getTargetUnidentifiedAccessKey(SignalServiceAddress recipient) { - ProfileKey theirProfileKey = account.getProfileStore().getProfileKey(recipient); - if (theirProfileKey == null) { - return null; - } - SignalProfile targetProfile; - try { - targetProfile = getRecipientProfile(recipient, Optional.absent(), theirProfileKey); - } catch (IOException e) { - System.err.println("Failed to get recipient profile: " + e); - return null; - } - - if (targetProfile == null || targetProfile.getUnidentifiedAccess() == null) { - return null; - } - - if (targetProfile.isUnrestrictedUnidentifiedAccess()) { - return KeyUtils.createUnrestrictedUnidentifiedAccess(); - } - - return UnidentifiedAccess.deriveAccessKeyFrom(theirProfileKey); - } - - private Optional getAccessForSync() { - byte[] selfUnidentifiedAccessKey = getSelfUnidentifiedAccessKey(); - byte[] selfUnidentifiedAccessCertificate = getSenderCertificate(); - - if (selfUnidentifiedAccessKey == null || selfUnidentifiedAccessCertificate == null) { - return Optional.absent(); - } - + private void sendSyncMessage(SignalServiceSyncMessage message) throws IOException, UntrustedIdentityException { + SignalServiceMessageSender messageSender = createMessageSender(); try { - return Optional.of(new UnidentifiedAccessPair( - new UnidentifiedAccess(selfUnidentifiedAccessKey, selfUnidentifiedAccessCertificate), - new UnidentifiedAccess(selfUnidentifiedAccessKey, selfUnidentifiedAccessCertificate) - )); - } catch (InvalidCertificateException e) { - return Optional.absent(); - } - } - - private List> getAccessFor(Collection recipients) { - List> result = new ArrayList<>(recipients.size()); - for (SignalServiceAddress recipient : recipients) { - result.add(getAccessFor(recipient)); - } - return result; - } - - private Optional getAccessFor(SignalServiceAddress recipient) { - byte[] recipientUnidentifiedAccessKey = getTargetUnidentifiedAccessKey(recipient); - byte[] selfUnidentifiedAccessKey = getSelfUnidentifiedAccessKey(); - byte[] selfUnidentifiedAccessCertificate = getSenderCertificate(); - - if (recipientUnidentifiedAccessKey == null || selfUnidentifiedAccessKey == null || selfUnidentifiedAccessCertificate == null) { - return Optional.absent(); - } - - try { - return Optional.of(new UnidentifiedAccessPair( - new UnidentifiedAccess(recipientUnidentifiedAccessKey, selfUnidentifiedAccessCertificate), - new UnidentifiedAccess(selfUnidentifiedAccessKey, selfUnidentifiedAccessCertificate) - )); - } catch (InvalidCertificateException e) { - return Optional.absent(); - } - } - - private Optional getUnidentifiedAccess(SignalServiceAddress recipient) { - Optional unidentifiedAccess = getAccessFor(recipient); - - if (unidentifiedAccess.isPresent()) { - return unidentifiedAccess.get().getTargetUnidentifiedAccess(); - } - - return Optional.absent(); - } - - private void sendSyncMessage(SignalServiceSyncMessage message) - throws IOException, UntrustedIdentityException { - SignalServiceMessageSender messageSender = getMessageSender(); - try { - messageSender.sendMessage(message, getAccessForSync()); + messageSender.sendMessage(message, unidentifiedAccessHelper.getAccessForSync()); } catch (UntrustedIdentityException e) { - account.getSignalProtocolStore().saveIdentity(resolveSignalServiceAddress(e.getIdentifier()), e.getIdentityKey(), TrustLevel.UNTRUSTED); + account.getSignalProtocolStore() + .saveIdentity(resolveSignalServiceAddress(e.getIdentifier()), + e.getIdentityKey(), + TrustLevel.UNTRUSTED); throw e; } } private Collection getSignalServiceAddresses(Collection numbers) throws InvalidNumberException { final Set signalServiceAddresses = new HashSet<>(numbers.size()); + final Set missingUuids = new HashSet<>(); for (String number : numbers) { - signalServiceAddresses.add(canonicalizeAndResolveSignalServiceAddress(number)); + final SignalServiceAddress resolvedAddress = canonicalizeAndResolveSignalServiceAddress(number); + if (resolvedAddress.getUuid().isPresent()) { + signalServiceAddresses.add(resolvedAddress); + } else { + missingUuids.add(resolvedAddress); + } } + + Map registeredUsers; + try { + registeredUsers = accountManager.getRegisteredUsers(getIasKeyStore(), + missingUuids.stream().map(a -> a.getNumber().get()).collect(Collectors.toSet()), + CDS_MRENCLAVE); + } catch (IOException | Quote.InvalidQuoteFormatException | UnauthenticatedQuoteException | SignatureException | UnauthenticatedResponseException e) { + logger.warn("Failed to resolve uuids from server, ignoring: {}", e.getMessage()); + registeredUsers = new HashMap<>(); + } + + for (SignalServiceAddress address : missingUuids) { + final String number = address.getNumber().get(); + if (registeredUsers.containsKey(number)) { + final SignalServiceAddress newAddress = resolveSignalServiceAddress(new SignalServiceAddress( + registeredUsers.get(number), + number)); + signalServiceAddresses.add(newAddress); + } else { + signalServiceAddresses.add(address); + } + } + return signalServiceAddresses; } - private Pair> sendMessage(SignalServiceDataMessage.Builder messageBuilder, Collection recipients) - throws IOException { + private Pair> sendMessage( + SignalServiceDataMessage.Builder messageBuilder, Collection recipients + ) throws IOException { recipients = recipients.stream().map(this::resolveSignalServiceAddress).collect(Collectors.toSet()); final long timestamp = System.currentTimeMillis(); messageBuilder.withTimestamp(timestamp); - if (messagePipe == null) { - messagePipe = getMessageReceiver().createMessagePipe(); - } - if (unidentifiedMessagePipe == null) { - unidentifiedMessagePipe = getMessageReceiver().createUnidentifiedMessagePipe(); - } + getOrCreateMessagePipe(); + getOrCreateUnidentifiedMessagePipe(); SignalServiceDataMessage message = null; try { message = messageBuilder.build(); if (message.getGroupContext().isPresent()) { try { - SignalServiceMessageSender messageSender = getMessageSender(); + SignalServiceMessageSender messageSender = createMessageSender(); final boolean isRecipientUpdate = false; - List result = messageSender.sendMessage(new ArrayList<>(recipients), getAccessFor(recipients), isRecipientUpdate, message); + List result = messageSender.sendMessage(new ArrayList<>(recipients), + unidentifiedAccessHelper.getAccessFor(recipients), + isRecipientUpdate, + message); for (SendMessageResult r : result) { if (r.getIdentityFailure() != null) { - account.getSignalProtocolStore().saveIdentity(r.getAddress(), r.getIdentityFailure().getIdentityKey(), TrustLevel.UNTRUSTED); + account.getSignalProtocolStore() + .saveIdentity(r.getAddress(), + r.getIdentityFailure().getIdentityKey(), + TrustLevel.UNTRUSTED); } } return new Pair<>(timestamp, result); } catch (UntrustedIdentityException e) { - account.getSignalProtocolStore().saveIdentity(resolveSignalServiceAddress(e.getIdentifier()), e.getIdentityKey(), TrustLevel.UNTRUSTED); - return new Pair<>(timestamp, Collections.emptyList()); + account.getSignalProtocolStore() + .saveIdentity(resolveSignalServiceAddress(e.getIdentifier()), + e.getIdentityKey(), + TrustLevel.UNTRUSTED); + return new Pair<>(timestamp, List.of()); } } else { // Send to all individually, so sync messages are sent correctly @@ -1188,48 +1350,65 @@ public class Manager implements Closeable { } private SendMessageResult sendSelfMessage(SignalServiceDataMessage message) throws IOException { - SignalServiceMessageSender messageSender = getMessageSender(); + SignalServiceMessageSender messageSender = createMessageSender(); SignalServiceAddress recipient = account.getSelfAddress(); - final Optional unidentifiedAccess = getAccessFor(recipient); + final Optional unidentifiedAccess = unidentifiedAccessHelper.getAccessFor(recipient); SentTranscriptMessage transcript = new SentTranscriptMessage(Optional.of(recipient), message.getTimestamp(), message, message.getExpiresInSeconds(), - Collections.singletonMap(recipient, unidentifiedAccess.isPresent()), + Map.of(recipient, unidentifiedAccess.isPresent()), false); SignalServiceSyncMessage syncMessage = SignalServiceSyncMessage.forSentTranscript(transcript); try { long startTime = System.currentTimeMillis(); messageSender.sendMessage(syncMessage, unidentifiedAccess); - return SendMessageResult.success(recipient, unidentifiedAccess.isPresent(), false, System.currentTimeMillis() - startTime); + return SendMessageResult.success(recipient, + unidentifiedAccess.isPresent(), + false, + System.currentTimeMillis() - startTime); } catch (UntrustedIdentityException e) { - account.getSignalProtocolStore().saveIdentity(resolveSignalServiceAddress(e.getIdentifier()), e.getIdentityKey(), TrustLevel.UNTRUSTED); + account.getSignalProtocolStore() + .saveIdentity(resolveSignalServiceAddress(e.getIdentifier()), + e.getIdentityKey(), + TrustLevel.UNTRUSTED); return SendMessageResult.identityFailure(recipient, e.getIdentityKey()); } } - private SendMessageResult sendMessage(SignalServiceAddress address, SignalServiceDataMessage message) throws IOException { - SignalServiceMessageSender messageSender = getMessageSender(); + private SendMessageResult sendMessage( + SignalServiceAddress address, SignalServiceDataMessage message + ) throws IOException { + SignalServiceMessageSender messageSender = createMessageSender(); try { - return messageSender.sendMessage(address, getAccessFor(address), message); + return messageSender.sendMessage(address, unidentifiedAccessHelper.getAccessFor(address), message); } catch (UntrustedIdentityException e) { - account.getSignalProtocolStore().saveIdentity(resolveSignalServiceAddress(e.getIdentifier()), e.getIdentityKey(), TrustLevel.UNTRUSTED); + account.getSignalProtocolStore() + .saveIdentity(resolveSignalServiceAddress(e.getIdentifier()), + e.getIdentityKey(), + TrustLevel.UNTRUSTED); return SendMessageResult.identityFailure(address, e.getIdentityKey()); } } private SignalServiceContent decryptMessage(SignalServiceEnvelope envelope) throws InvalidMetadataMessageException, ProtocolInvalidMessageException, ProtocolDuplicateMessageException, ProtocolLegacyMessageException, ProtocolInvalidKeyIdException, InvalidMetadataVersionException, ProtocolInvalidVersionException, ProtocolNoSessionException, ProtocolInvalidKeyException, SelfSendException, UnsupportedDataMessageException, org.whispersystems.libsignal.UntrustedIdentityException { - SignalServiceCipher cipher = new SignalServiceCipher(account.getSelfAddress(), account.getSignalProtocolStore(), Utils.getCertificateValidator()); + SignalServiceCipher cipher = new SignalServiceCipher(account.getSelfAddress(), + account.getSignalProtocolStore(), + certificateValidator); try { return cipher.decrypt(envelope); } catch (ProtocolUntrustedIdentityException e) { if (e.getCause() instanceof org.whispersystems.libsignal.UntrustedIdentityException) { - org.whispersystems.libsignal.UntrustedIdentityException identityException = (org.whispersystems.libsignal.UntrustedIdentityException) e.getCause(); - account.getSignalProtocolStore().saveIdentity(resolveSignalServiceAddress(identityException.getName()), identityException.getUntrustedIdentity(), TrustLevel.UNTRUSTED); + org.whispersystems.libsignal.UntrustedIdentityException identityException = (org.whispersystems.libsignal.UntrustedIdentityException) e + .getCause(); + account.getSignalProtocolStore() + .saveIdentity(resolveSignalServiceAddress(identityException.getName()), + identityException.getUntrustedIdentity(), + TrustLevel.UNTRUSTED); throw identityException; } throw new AssertionError(e); @@ -1244,36 +1423,54 @@ public class Manager implements Closeable { return (int) TimeUnit.MILLISECONDS.toDays(System.currentTimeMillis()); } - private GroupsV2AuthorizationString getGroupAuthForToday(final GroupSecretParams groupSecretParams) throws IOException, VerificationFailedException { + private GroupsV2AuthorizationString getGroupAuthForToday( + final GroupSecretParams groupSecretParams + ) throws IOException { final int today = currentTimeDays(); // Returns credentials for the next 7 days final HashMap credentials = groupsV2Api.getCredentials(today); // TODO cache credentials until they expire AuthCredentialResponse authCredentialResponse = credentials.get(today); - return groupsV2Api.getGroupsV2AuthorizationString(account.getUuid(), today, groupSecretParams, authCredentialResponse); - } - - private List handleSignalServiceDataMessage(SignalServiceDataMessage message, boolean isSync, SignalServiceAddress source, SignalServiceAddress destination, boolean ignoreAttachments) { + try { + return groupsV2Api.getGroupsV2AuthorizationString(account.getUuid(), + today, + groupSecretParams, + authCredentialResponse); + } catch (VerificationFailedException e) { + throw new IOException(e); + } + } + + private List handleSignalServiceDataMessage( + SignalServiceDataMessage message, + boolean isSync, + SignalServiceAddress source, + SignalServiceAddress destination, + boolean ignoreAttachments + ) { List actions = new ArrayList<>(); if (message.getGroupContext().isPresent()) { if (message.getGroupContext().get().getGroupV1().isPresent()) { SignalServiceGroup groupInfo = message.getGroupContext().get().getGroupV1().get(); - GroupInfo group = account.getGroupStore().getGroup(groupInfo.getGroupId()); + GroupIdV1 groupId = GroupId.v1(groupInfo.getGroupId()); + GroupInfo group = getGroup(groupId); if (group == null || group instanceof GroupInfoV1) { GroupInfoV1 groupV1 = (GroupInfoV1) group; switch (groupInfo.getType()) { case UPDATE: { if (groupV1 == null) { - groupV1 = new GroupInfoV1(groupInfo.getGroupId()); + groupV1 = new GroupInfoV1(groupId); } if (groupInfo.getAvatar().isPresent()) { SignalServiceAttachment avatar = groupInfo.getAvatar().get(); if (avatar.isPointer()) { try { - retrieveGroupAvatarAttachment(avatar.asPointer(), groupV1.groupId); + retrieveGroupAvatarAttachment(avatar.asPointer(), groupV1.getGroupId()); } catch (IOException | InvalidMessageException | MissingConfigurationException e) { - System.err.println("Failed to retrieve group avatar (" + avatar.asPointer().getRemoteId() + "): " + e.getMessage()); + logger.warn("Failed to retrieve avatar for group {}, ignoring: {}", + groupId.toBase64(), + e.getMessage()); } } } @@ -1283,7 +1480,8 @@ public class Manager implements Closeable { } if (groupInfo.getMembers().isPresent()) { - groupV1.addMembers(groupInfo.getMembers().get() + groupV1.addMembers(groupInfo.getMembers() + .get() .stream() .map(this::resolveSignalServiceAddress) .collect(Collectors.toSet())); @@ -1294,7 +1492,7 @@ public class Manager implements Closeable { } case DELIVER: if (groupV1 == null && !isSync) { - actions.add(new SendGroupInfoRequestAction(source, groupInfo.getGroupId())); + actions.add(new SendGroupInfoRequestAction(source, groupId)); } break; case QUIT: { @@ -1306,59 +1504,33 @@ public class Manager implements Closeable { } case REQUEST_INFO: if (groupV1 != null && !isSync) { - actions.add(new SendGroupUpdateAction(source, groupV1.groupId)); + actions.add(new SendGroupUpdateAction(source, groupV1.getGroupId())); } break; } } else { - System.err.println("Received a group v1 message for a v2 group: " + group.getTitle()); + // Received a group v1 message for a v2 group } } if (message.getGroupContext().get().getGroupV2().isPresent()) { final SignalServiceGroupV2 groupContext = message.getGroupContext().get().getGroupV2().get(); final GroupMasterKey groupMasterKey = groupContext.getMasterKey(); - final GroupSecretParams groupSecretParams = GroupSecretParams.deriveFromMasterKey(groupMasterKey); - - byte[] groupId = groupSecretParams.getPublicParams().getGroupIdentifier().serialize(); - GroupInfo groupInfo = account.getGroupStore().getGroup(groupId); - if (groupInfo instanceof GroupInfoV1) { - // TODO upgrade group - } else if (groupInfo == null || groupInfo instanceof GroupInfoV2) { - GroupInfoV2 groupInfoV2 = groupInfo == null - ? new GroupInfoV2(groupId, groupMasterKey) - : (GroupInfoV2) groupInfo; - - if (groupInfoV2.getGroup() == null || groupInfoV2.getGroup().getRevision() < groupContext.getRevision()) { - // TODO check if revision is only 1 behind and a signedGroupChange is available - try { - final GroupsV2AuthorizationString groupsV2AuthorizationString = getGroupAuthForToday(groupSecretParams); - final DecryptedGroup group = groupsV2Api.getGroup(groupSecretParams, groupsV2AuthorizationString); - groupInfoV2.setGroup(group); - for (DecryptedMember member : group.getMembersList()) { - final SignalServiceAddress address = resolveSignalServiceAddress(new SignalServiceAddress(UuidUtil.parseOrThrow(member.getUuid().toByteArray()), null)); - try { - account.getProfileStore().storeProfileKey(address, new ProfileKey(member.getProfileKey().toByteArray())); - } catch (InvalidInputException ignored) { - } - } - } catch (IOException | VerificationFailedException | InvalidGroupStateException e) { - System.err.println("Failed to retrieve Group V2 info, ignoring ..."); - } - account.getGroupStore().updateGroup(groupInfoV2); - } - } + getOrMigrateGroup(groupMasterKey, + groupContext.getRevision(), + groupContext.hasSignedGroupChange() ? groupContext.getSignedGroupChange() : null); } } + final SignalServiceAddress conversationPartnerAddress = isSync ? destination : source; - if (message.isEndSession()) { + if (conversationPartnerAddress != null && message.isEndSession()) { handleEndSession(conversationPartnerAddress); } if (message.isExpirationUpdate() || message.getBody().isPresent()) { if (message.getGroupContext().isPresent()) { if (message.getGroupContext().get().getGroupV1().isPresent()) { SignalServiceGroup groupInfo = message.getGroupContext().get().getGroupV1().get(); - GroupInfoV1 group = account.getGroupStore().getOrCreateGroupV1(groupInfo.getGroupId()); + GroupInfoV1 group = account.getGroupStore().getOrCreateGroupV1(GroupId.v1(groupInfo.getGroupId())); if (group != null) { if (group.messageExpirationTime != message.getExpiresInSeconds()) { group.messageExpirationTime = message.getExpiresInSeconds(); @@ -1368,7 +1540,7 @@ public class Manager implements Closeable { } else if (message.getGroupContext().get().getGroupV2().isPresent()) { // disappearing message timer already stored in the DecryptedGroup } - } else { + } else if (conversationPartnerAddress != null) { ContactInfo contact = account.getContactStore().getContact(conversationPartnerAddress); if (contact == null) { contact = new ContactInfo(conversationPartnerAddress); @@ -1385,7 +1557,9 @@ public class Manager implements Closeable { try { retrieveAttachment(attachment.asPointer()); } catch (IOException | InvalidMessageException | MissingConfigurationException e) { - System.err.println("Failed to retrieve attachment (" + attachment.asPointer().getRemoteId() + "): " + e.getMessage()); + logger.warn("Failed to retrieve attachment ({}), ignoring: {}", + attachment.asPointer().getRemoteId(), + e.getMessage()); } } } @@ -1410,7 +1584,25 @@ public class Manager implements Closeable { try { retrieveAttachment(attachment); } catch (IOException | InvalidMessageException | MissingConfigurationException e) { - System.err.println("Failed to retrieve attachment (" + attachment.getRemoteId() + "): " + e.getMessage()); + logger.warn("Failed to retrieve preview image ({}), ignoring: {}", + attachment.getRemoteId(), + e.getMessage()); + } + } + } + } + if (message.getQuote().isPresent()) { + final SignalServiceDataMessage.Quote quote = message.getQuote().get(); + + for (SignalServiceDataMessage.Quote.QuotedAttachment quotedAttachment : quote.getAttachments()) { + final SignalServiceAttachment attachment = quotedAttachment.getThumbnail(); + if (attachment != null && attachment.isPointer()) { + try { + retrieveAttachment(attachment.asPointer()); + } catch (IOException | InvalidMessageException | MissingConfigurationException e) { + logger.warn("Failed to retrieve quote attachment thumbnail ({}), ignoring: {}", + attachment.asPointer().getRemoteId(), + e.getMessage()); } } } @@ -1426,37 +1618,78 @@ public class Manager implements Closeable { return actions; } - private void retryFailedReceivedMessages(ReceiveMessageHandler handler, boolean ignoreAttachments) { - final File cachePath = new File(getMessageCachePath()); - if (!cachePath.exists()) { - return; + private GroupInfoV2 getOrMigrateGroup( + final GroupMasterKey groupMasterKey, final int revision, final byte[] signedGroupChange + ) { + final GroupSecretParams groupSecretParams = GroupSecretParams.deriveFromMasterKey(groupMasterKey); + + GroupIdV2 groupId = GroupUtils.getGroupIdV2(groupSecretParams); + GroupInfo groupInfo = getGroup(groupId); + final GroupInfoV2 groupInfoV2; + if (groupInfo instanceof GroupInfoV1) { + // Received a v2 group message for a v1 group, we need to locally migrate the group + account.getGroupStore().deleteGroup(groupInfo.getGroupId()); + groupInfoV2 = new GroupInfoV2(groupId, groupMasterKey); + logger.info("Locally migrated group {} to group v2, id: {}", + groupInfo.getGroupId().toBase64(), + groupInfoV2.getGroupId().toBase64()); + } else if (groupInfo instanceof GroupInfoV2) { + groupInfoV2 = (GroupInfoV2) groupInfo; + } else { + groupInfoV2 = new GroupInfoV2(groupId, groupMasterKey); } - for (final File dir : Objects.requireNonNull(cachePath.listFiles())) { - if (!dir.isDirectory()) { - retryFailedReceivedMessage(handler, ignoreAttachments, dir); - continue; - } - for (final File fileEntry : Objects.requireNonNull(dir.listFiles())) { - if (!fileEntry.isFile()) { - continue; + if (groupInfoV2.getGroup() == null || groupInfoV2.getGroup().getRevision() < revision) { + DecryptedGroup group = null; + if (signedGroupChange != null + && groupInfoV2.getGroup() != null + && groupInfoV2.getGroup().getRevision() + 1 == revision) { + group = groupHelper.getUpdatedDecryptedGroup(groupInfoV2.getGroup(), signedGroupChange, groupMasterKey); + } + if (group == null) { + group = groupHelper.getDecryptedGroup(groupSecretParams); + } + if (group != null) { + storeProfileKeysFromMembers(group); + final String avatar = group.getAvatar(); + if (avatar != null && !avatar.isEmpty()) { + try { + retrieveGroupAvatar(groupId, groupSecretParams, avatar); + } catch (IOException e) { + logger.warn("Failed to download group avatar, ignoring: {}", e.getMessage()); + } } - retryFailedReceivedMessage(handler, ignoreAttachments, fileEntry); } - // Try to delete directory if empty - dir.delete(); + groupInfoV2.setGroup(group); + account.getGroupStore().updateGroup(groupInfoV2); } + + return groupInfoV2; } - private void retryFailedReceivedMessage(final ReceiveMessageHandler handler, final boolean ignoreAttachments, final File fileEntry) { - SignalServiceEnvelope envelope; - try { - envelope = Utils.loadEnvelope(fileEntry); - if (envelope == null) { - return; + private void storeProfileKeysFromMembers(final DecryptedGroup group) { + for (DecryptedMember member : group.getMembersList()) { + final SignalServiceAddress address = resolveSignalServiceAddress(new SignalServiceAddress(UuidUtil.parseOrThrow( + member.getUuid().toByteArray()), null)); + try { + account.getProfileStore() + .storeProfileKey(address, new ProfileKey(member.getProfileKey().toByteArray())); + } catch (InvalidInputException ignored) { } - } catch (IOException e) { - e.printStackTrace(); + } + } + + private void retryFailedReceivedMessages(ReceiveMessageHandler handler, boolean ignoreAttachments) { + for (CachedMessage cachedMessage : account.getMessageCache().getCachedMessages()) { + retryFailedReceivedMessage(handler, ignoreAttachments, cachedMessage); + } + } + + private void retryFailedReceivedMessage( + final ReceiveMessageHandler handler, final boolean ignoreAttachments, final CachedMessage cachedMessage + ) { + SignalServiceEnvelope envelope = cachedMessage.loadEnvelope(); + if (envelope == null) { return; } SignalServiceContent content = null; @@ -1467,11 +1700,7 @@ public class Manager implements Closeable { return; } catch (Exception er) { // All other errors are not recoverable, so delete the cached message - try { - Files.delete(fileEntry.toPath()); - } catch (IOException e) { - System.err.println("Failed to delete cached message file “" + fileEntry + "”: " + e.getMessage()); - } + cachedMessage.delete(); return; } List actions = handleMessage(envelope, content, ignoreAttachments); @@ -1485,22 +1714,21 @@ public class Manager implements Closeable { } account.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()); - } + cachedMessage.delete(); } - public void receiveMessages(long timeout, TimeUnit unit, boolean returnOnTimeout, boolean ignoreAttachments, ReceiveMessageHandler handler) throws IOException { + public void receiveMessages( + long timeout, + TimeUnit unit, + boolean returnOnTimeout, + boolean ignoreAttachments, + ReceiveMessageHandler handler + ) throws IOException { retryFailedReceivedMessages(handler, ignoreAttachments); - final SignalServiceMessageReceiver messageReceiver = getMessageReceiver(); Set queuedActions = null; - if (messagePipe == null) { - messagePipe = messageReceiver.createMessagePipe(); - } + final SignalServiceMessagePipe messagePipe = getOrCreateMessagePipe(); boolean hasCaughtUpWithOldMessages = false; @@ -1508,17 +1736,11 @@ public class Manager implements Closeable { SignalServiceEnvelope envelope; SignalServiceContent content = null; Exception exception = null; - final long now = new Date().getTime(); + final CachedMessage[] cachedMessage = {null}; try { Optional result = messagePipe.readOrEmpty(timeout, unit, envelope1 -> { // store message on disk, before acknowledging receipt to the server - try { - String source = envelope1.getSourceE164().isPresent() ? envelope1.getSourceE164().get() : ""; - File cacheFile = getMessageCacheFile(source, now, envelope1.getTimestamp()); - Utils.storeEnvelope(envelope1, cacheFile); - } catch (IOException e) { - System.err.println("Failed to store encrypted message in disk cache, ignoring: " + e.getMessage()); - } + cachedMessage[0] = account.getMessageCache().cacheMessage(envelope1); }); if (result.isPresent()) { envelope = result.get(); @@ -1543,11 +1765,10 @@ public class Manager implements Closeable { continue; } } catch (TimeoutException e) { - if (returnOnTimeout) - return; + if (returnOnTimeout) return; continue; } catch (InvalidVersionException e) { - System.err.println("Ignoring error: " + e.getMessage()); + logger.warn("Error while receiving messages, ignoring: {}", e.getMessage()); continue; } @@ -1579,25 +1800,24 @@ public class Manager implements Closeable { } } account.save(); - if (!isMessageBlocked(envelope, content)) { + if (isMessageBlocked(envelope, content)) { + logger.info("Ignoring a message from blocked user/group: {}", envelope.getTimestamp()); + } else if (isNotAGroupMember(envelope, content)) { + logger.info("Ignoring a message from a non group member: {}", envelope.getTimestamp()); + } else { handler.handleMessage(envelope, content, exception); } if (!(exception instanceof org.whispersystems.libsignal.UntrustedIdentityException)) { - File cacheFile = null; - try { - String source = envelope.getSourceE164().isPresent() ? envelope.getSourceE164().get() : ""; - cacheFile = getMessageCacheFile(source, 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()); + if (cachedMessage[0] != null) { + cachedMessage[0].delete(); } } } } - private boolean isMessageBlocked(SignalServiceEnvelope envelope, SignalServiceContent content) { + private boolean isMessageBlocked( + SignalServiceEnvelope envelope, SignalServiceContent content + ) { SignalServiceAddress source; if (!envelope.isUnidentifiedSender() && envelope.hasSource()) { source = envelope.getSourceAddress(); @@ -1613,19 +1833,54 @@ public class Manager implements Closeable { if (content != null && content.getDataMessage().isPresent()) { SignalServiceDataMessage message = content.getDataMessage().get(); - if (message.getGroupContext().isPresent() && message.getGroupContext().get().getGroupV1().isPresent()) { - SignalServiceGroup groupInfo = message.getGroupContext().get().getGroupV1().get(); - GroupInfo group = getGroup(groupInfo.getGroupId()); - return groupInfo.getType() == SignalServiceGroup.Type.DELIVER && group != null && group.isBlocked(); + if (message.getGroupContext().isPresent()) { + GroupId groupId = GroupUtils.getGroupId(message.getGroupContext().get()); + GroupInfo group = getGroup(groupId); + if (group != null && group.isBlocked()) { + return true; + } + } + } + return false; + } + + private boolean isNotAGroupMember( + SignalServiceEnvelope envelope, SignalServiceContent content + ) { + SignalServiceAddress source; + if (!envelope.isUnidentifiedSender() && envelope.hasSource()) { + source = envelope.getSourceAddress(); + } else if (content != null) { + source = content.getSender(); + } else { + return false; + } + + if (content != null && content.getDataMessage().isPresent()) { + SignalServiceDataMessage message = content.getDataMessage().get(); + if (message.getGroupContext().isPresent()) { + if (message.getGroupContext().get().getGroupV1().isPresent()) { + SignalServiceGroup groupInfo = message.getGroupContext().get().getGroupV1().get(); + if (groupInfo.getType() == SignalServiceGroup.Type.QUIT) { + return false; + } + } + GroupId groupId = GroupUtils.getGroupId(message.getGroupContext().get()); + GroupInfo group = getGroup(groupId); + if (group != null && !group.isMember(source)) { + return true; + } } } return false; } - private List handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, boolean ignoreAttachments) { + private List handleMessage( + SignalServiceEnvelope envelope, SignalServiceContent content, boolean ignoreAttachments + ) { List actions = new ArrayList<>(); if (content != null) { - SignalServiceAddress sender; + final SignalServiceAddress sender; if (!envelope.isUnidentifiedSender() && envelope.hasSource()) { sender = envelope.getSourceAddress(); } else { @@ -1641,14 +1896,23 @@ public class Manager implements Closeable { actions.add(new SendReceiptAction(sender, message.getTimestamp())); } - actions.addAll(handleSignalServiceDataMessage(message, false, sender, account.getSelfAddress(), ignoreAttachments)); + actions.addAll(handleSignalServiceDataMessage(message, + false, + sender, + account.getSelfAddress(), + ignoreAttachments)); } if (content.getSyncMessage().isPresent()) { account.setMultiDevice(true); SignalServiceSyncMessage syncMessage = content.getSyncMessage().get(); if (syncMessage.getSent().isPresent()) { SentTranscriptMessage message = syncMessage.getSent().get(); - actions.addAll(handleSignalServiceDataMessage(message.getMessage(), true, sender, message.getDestination().orNull(), ignoreAttachments)); + final SignalServiceAddress destination = message.getDestination().orNull(); + actions.addAll(handleSignalServiceDataMessage(message.getMessage(), + true, + sender, + destination, + ignoreAttachments)); } if (syncMessage.getRequest().isPresent()) { RequestMessage rm = syncMessage.getRequest().get(); @@ -1667,11 +1931,14 @@ public class Manager implements Closeable { File tmpFile = null; try { tmpFile = IOUtils.createTempFile(); - try (InputStream attachmentAsStream = retrieveAttachmentAsStream(syncMessage.getGroups().get().asPointer(), tmpFile)) { + try (InputStream attachmentAsStream = retrieveAttachmentAsStream(syncMessage.getGroups() + .get() + .asPointer(), tmpFile)) { DeviceGroupsInputStream s = new DeviceGroupsInputStream(attachmentAsStream); DeviceGroup g; while ((g = s.read()) != null) { - GroupInfoV1 syncGroup = account.getGroupStore().getOrCreateGroupV1(g.getId()); + GroupInfoV1 syncGroup = account.getGroupStore() + .getOrCreateGroupV1(GroupId.v1(g.getId())); if (syncGroup != null) { if (g.getName().isPresent()) { syncGroup.name = g.getName().get(); @@ -1684,7 +1951,7 @@ public class Manager implements Closeable { syncGroup.removeMember(account.getSelfAddress()); } else { // Add ourself to the member set as it's marked as active - syncGroup.addMembers(Collections.singleton(account.getSelfAddress())); + syncGroup.addMembers(List.of(account.getSelfAddress())); } syncGroup.blocked = g.isBlocked(); if (g.getColor().isPresent()) { @@ -1692,7 +1959,7 @@ public class Manager implements Closeable { } if (g.getAvatar().isPresent()) { - retrieveGroupAvatarAttachment(g.getAvatar().get(), syncGroup.groupId); + retrieveGroupAvatarAttachment(g.getAvatar().get(), syncGroup.getGroupId()); } syncGroup.inboxPosition = g.getInboxPosition().orNull(); syncGroup.archived = g.isArchived(); @@ -1701,13 +1968,18 @@ public class Manager implements Closeable { } } } catch (Exception e) { + logger.warn("Failed to handle received sync groups “{}”, ignoring: {}", + tmpFile, + e.getMessage()); 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()); + logger.warn("Failed to delete received groups temp file “{}”, ignoring: {}", + tmpFile, + e.getMessage()); } } } @@ -1717,11 +1989,15 @@ public class Manager implements Closeable { for (SignalServiceAddress address : blockedListMessage.getAddresses()) { setContactBlocked(resolveSignalServiceAddress(address), true); } - for (byte[] groupId : blockedListMessage.getGroupIds()) { + for (GroupId groupId : blockedListMessage.getGroupIds() + .stream() + .map(GroupId::unknownVersion) + .collect(Collectors.toSet())) { try { setGroupBlocked(groupId, true); } catch (GroupNotFoundException e) { - System.err.println("BlockedListMessage contained groupID that was not found in GroupStore: " + Base64.encodeBytes(groupId)); + logger.warn("BlockedListMessage contained groupID that was not found in GroupStore: {}", + groupId.toBase64()); } } } @@ -1730,7 +2006,8 @@ public class Manager implements Closeable { try { tmpFile = IOUtils.createTempFile(); final ContactsMessage contactsMessage = syncMessage.getContacts().get(); - try (InputStream attachmentAsStream = retrieveAttachmentAsStream(contactsMessage.getContactsStream().asPointer(), tmpFile)) { + try (InputStream attachmentAsStream = retrieveAttachmentAsStream(contactsMessage.getContactsStream() + .asPointer(), tmpFile)) { DeviceContactsInputStream s = new DeviceContactsInputStream(attachmentAsStream); if (contactsMessage.isComplete()) { account.getContactStore().clear(); @@ -1756,7 +2033,10 @@ public class Manager implements Closeable { } if (c.getVerified().isPresent()) { final VerifiedMessage verifiedMessage = c.getVerified().get(); - account.getSignalProtocolStore().setIdentityTrustLevel(verifiedMessage.getDestination(), verifiedMessage.getIdentityKey(), TrustLevel.fromVerifiedState(verifiedMessage.getVerified())); + account.getSignalProtocolStore() + .setIdentityTrustLevel(verifiedMessage.getDestination(), + verifiedMessage.getIdentityKey(), + TrustLevel.fromVerifiedState(verifiedMessage.getVerified())); } if (c.getExpirationTimer().isPresent()) { contact.messageExpirationTime = c.getExpirationTimer().get(); @@ -1778,17 +2058,23 @@ public class Manager implements Closeable { try { Files.delete(tmpFile.toPath()); } catch (IOException e) { - System.err.println("Failed to delete received contacts temp file “" + tmpFile + "”: " + e.getMessage()); + logger.warn("Failed to delete received contacts temp file “{}”, ignoring: {}", + tmpFile, + e.getMessage()); } } } } if (syncMessage.getVerified().isPresent()) { final VerifiedMessage verifiedMessage = syncMessage.getVerified().get(); - account.getSignalProtocolStore().setIdentityTrustLevel(resolveSignalServiceAddress(verifiedMessage.getDestination()), verifiedMessage.getIdentityKey(), TrustLevel.fromVerifiedState(verifiedMessage.getVerified())); + account.getSignalProtocolStore() + .setIdentityTrustLevel(resolveSignalServiceAddress(verifiedMessage.getDestination()), + verifiedMessage.getIdentityKey(), + TrustLevel.fromVerifiedState(verifiedMessage.getVerified())); } if (syncMessage.getStickerPackOperations().isPresent()) { - final List stickerPackOperationMessages = syncMessage.getStickerPackOperations().get(); + final List stickerPackOperationMessages = syncMessage.getStickerPackOperations() + .get(); for (StickerPackOperationMessage m : stickerPackOperationMessages) { if (!m.getPackId().isPresent()) { continue; @@ -1800,7 +2086,8 @@ public class Manager implements Closeable { } sticker = new Sticker(m.getPackId().get(), m.getPackKey().get()); } - sticker.setInstalled(!m.getType().isPresent() || m.getType().get() == StickerPackOperationMessage.Type.INSTALL); + sticker.setInstalled(!m.getType().isPresent() + || m.getType().get() == StickerPackOperationMessage.Type.INSTALL); account.getStickerStore().updateSticker(sticker); } } @@ -1816,50 +2103,90 @@ public class Manager implements Closeable { return new File(pathConfig.getAvatarsPath(), "contact-" + number); } - private File retrieveContactAvatarAttachment(SignalServiceAttachment attachment, String number) throws IOException, InvalidMessageException, MissingConfigurationException { + private File retrieveContactAvatarAttachment( + SignalServiceAttachment attachment, String number + ) throws IOException, InvalidMessageException, MissingConfigurationException { IOUtils.createPrivateDirectories(pathConfig.getAvatarsPath()); if (attachment.isPointer()) { SignalServiceAttachmentPointer pointer = attachment.asPointer(); return retrieveAttachment(pointer, getContactAvatarFile(number), false); } else { SignalServiceAttachmentStream stream = attachment.asStream(); - return Utils.retrieveAttachment(stream, getContactAvatarFile(number)); + return AttachmentUtils.retrieveAttachment(stream, getContactAvatarFile(number)); } } - private File getGroupAvatarFile(byte[] groupId) { - return new File(pathConfig.getAvatarsPath(), "group-" + Base64.encodeBytes(groupId).replace("/", "_")); + private File getGroupAvatarFile(GroupId groupId) { + return new File(pathConfig.getAvatarsPath(), "group-" + groupId.toBase64().replace("/", "_")); } - private File retrieveGroupAvatarAttachment(SignalServiceAttachment attachment, byte[] groupId) throws IOException, InvalidMessageException, MissingConfigurationException { + private File retrieveGroupAvatarAttachment( + SignalServiceAttachment attachment, GroupId groupId + ) throws IOException, InvalidMessageException, MissingConfigurationException { IOUtils.createPrivateDirectories(pathConfig.getAvatarsPath()); if (attachment.isPointer()) { SignalServiceAttachmentPointer pointer = attachment.asPointer(); return retrieveAttachment(pointer, getGroupAvatarFile(groupId), false); } else { SignalServiceAttachmentStream stream = attachment.asStream(); - return Utils.retrieveAttachment(stream, getGroupAvatarFile(groupId)); + return AttachmentUtils.retrieveAttachment(stream, getGroupAvatarFile(groupId)); } } + private File retrieveGroupAvatar( + GroupId groupId, GroupSecretParams groupSecretParams, String cdnKey + ) throws IOException { + IOUtils.createPrivateDirectories(pathConfig.getAvatarsPath()); + File outputFile = getGroupAvatarFile(groupId); + GroupsV2Operations.GroupOperations groupOperations = groupsV2Operations.forGroup(groupSecretParams); + + File tmpFile = IOUtils.createTempFile(); + tmpFile.deleteOnExit(); + try (InputStream input = messageReceiver.retrieveGroupsV2ProfileAvatar(cdnKey, + tmpFile, + ServiceConfig.AVATAR_DOWNLOAD_FAILSAFE_MAX_SIZE)) { + byte[] encryptedData = IOUtils.readFully(input); + + byte[] decryptedData = groupOperations.decryptAvatar(encryptedData); + try (OutputStream output = new FileOutputStream(outputFile)) { + output.write(decryptedData); + } + } finally { + try { + Files.delete(tmpFile.toPath()); + } catch (IOException e) { + logger.warn("Failed to delete received group avatar temp file “{}”, ignoring: {}", + tmpFile, + e.getMessage()); + } + } + return outputFile; + } + private File getProfileAvatarFile(SignalServiceAddress address) { return new File(pathConfig.getAvatarsPath(), "profile-" + address.getLegacyIdentifier()); } - private File retrieveProfileAvatar(SignalServiceAddress address, String avatarPath, ProfileKey profileKey) throws IOException { + private File retrieveProfileAvatar( + SignalServiceAddress address, String avatarPath, ProfileKey profileKey + ) throws IOException { IOUtils.createPrivateDirectories(pathConfig.getAvatarsPath()); - SignalServiceMessageReceiver receiver = getMessageReceiver(); File outputFile = getProfileAvatarFile(address); File tmpFile = IOUtils.createTempFile(); - try (InputStream input = receiver.retrieveProfileAvatar(avatarPath, tmpFile, profileKey, ServiceConfig.AVATAR_DOWNLOAD_FAILSAFE_MAX_SIZE)) { + try (InputStream input = messageReceiver.retrieveProfileAvatar(avatarPath, + tmpFile, + profileKey, + ServiceConfig.AVATAR_DOWNLOAD_FAILSAFE_MAX_SIZE)) { // Use larger buffer size to prevent AssertionError: Need: 12272 but only have: 8192 ... IOUtils.copyStreamToFile(input, outputFile, (int) ServiceConfig.AVATAR_DOWNLOAD_FAILSAFE_MAX_SIZE); } finally { try { Files.delete(tmpFile.toPath()); } catch (IOException e) { - System.err.println("Failed to delete received avatar temp file “" + tmpFile + "”: " + e.getMessage()); + logger.warn("Failed to delete received profile avatar temp file “{}”, ignoring: {}", + tmpFile, + e.getMessage()); } } return outputFile; @@ -1874,7 +2201,9 @@ public class Manager implements Closeable { return retrieveAttachment(pointer, getAttachmentFile(pointer.getRemoteId()), true); } - private File retrieveAttachment(SignalServiceAttachmentPointer pointer, File outputFile, boolean storePreview) throws IOException, InvalidMessageException, MissingConfigurationException { + private File retrieveAttachment( + SignalServiceAttachmentPointer pointer, File outputFile, boolean storePreview + ) throws IOException, InvalidMessageException, MissingConfigurationException { if (storePreview && pointer.getPreview().isPresent()) { File previewFile = new File(outputFile + ".preview"); try (OutputStream output = new FileOutputStream(previewFile)) { @@ -1886,23 +2215,26 @@ public class Manager implements Closeable { } } - final SignalServiceMessageReceiver messageReceiver = getMessageReceiver(); - File tmpFile = IOUtils.createTempFile(); - try (InputStream input = messageReceiver.retrieveAttachment(pointer, tmpFile, ServiceConfig.MAX_ATTACHMENT_SIZE)) { + try (InputStream input = messageReceiver.retrieveAttachment(pointer, + tmpFile, + ServiceConfig.MAX_ATTACHMENT_SIZE)) { IOUtils.copyStreamToFile(input, outputFile); } finally { try { Files.delete(tmpFile.toPath()); } catch (IOException e) { - System.err.println("Failed to delete received attachment temp file “" + tmpFile + "”: " + e.getMessage()); + logger.warn("Failed to delete received attachment temp file “{}”, ignoring: {}", + tmpFile, + e.getMessage()); } } return outputFile; } - private InputStream retrieveAttachmentAsStream(SignalServiceAttachmentPointer pointer, File tmpFile) throws IOException, InvalidMessageException, MissingConfigurationException { - final SignalServiceMessageReceiver messageReceiver = getMessageReceiver(); + private InputStream retrieveAttachmentAsStream( + SignalServiceAttachmentPointer pointer, File tmpFile + ) throws IOException, InvalidMessageException, MissingConfigurationException { return messageReceiver.retrieveAttachment(pointer, tmpFile, ServiceConfig.MAX_ATTACHMENT_SIZE); } @@ -1912,13 +2244,19 @@ public class Manager implements Closeable { try { try (OutputStream fos = new FileOutputStream(groupsFile)) { DeviceGroupsOutputStream out = new DeviceGroupsOutputStream(fos); - for (GroupInfo record : account.getGroupStore().getGroups()) { + for (GroupInfo record : getGroups()) { if (record instanceof GroupInfoV1) { GroupInfoV1 groupInfo = (GroupInfoV1) record; - out.write(new DeviceGroup(groupInfo.groupId, Optional.fromNullable(groupInfo.name), - new ArrayList<>(groupInfo.getMembers()), createGroupAvatarAttachment(groupInfo.groupId), - groupInfo.isMember(account.getSelfAddress()), Optional.of(groupInfo.messageExpirationTime), - Optional.fromNullable(groupInfo.color), groupInfo.blocked, Optional.fromNullable(groupInfo.inboxPosition), groupInfo.archived)); + out.write(new DeviceGroup(groupInfo.getGroupId().serialize(), + Optional.fromNullable(groupInfo.name), + new ArrayList<>(groupInfo.getMembers()), + createGroupAvatarAttachment(groupInfo.getGroupId()), + groupInfo.isMember(account.getSelfAddress()), + Optional.of(groupInfo.messageExpirationTime), + Optional.fromNullable(groupInfo.color), + groupInfo.blocked, + Optional.fromNullable(groupInfo.inboxPosition), + groupInfo.archived)); } } } @@ -1938,7 +2276,7 @@ public class Manager implements Closeable { try { Files.delete(groupsFile.toPath()); } catch (IOException e) { - System.err.println("Failed to delete groups temp file “" + groupsFile + "”: " + e.getMessage()); + logger.warn("Failed to delete groups temp file “{}”, ignoring: {}", groupsFile, e.getMessage()); } } } @@ -1951,26 +2289,39 @@ public class Manager implements Closeable { DeviceContactsOutputStream out = new DeviceContactsOutputStream(fos); for (ContactInfo record : account.getContactStore().getContacts()) { VerifiedMessage verifiedMessage = null; - JsonIdentityKeyStore.Identity currentIdentity = account.getSignalProtocolStore().getIdentity(record.getAddress()); + IdentityInfo currentIdentity = account.getSignalProtocolStore().getIdentity(record.getAddress()); if (currentIdentity != null) { - verifiedMessage = new VerifiedMessage(record.getAddress(), currentIdentity.getIdentityKey(), currentIdentity.getTrustLevel().toVerifiedState(), currentIdentity.getDateAdded().getTime()); + verifiedMessage = new VerifiedMessage(record.getAddress(), + currentIdentity.getIdentityKey(), + currentIdentity.getTrustLevel().toVerifiedState(), + currentIdentity.getDateAdded().getTime()); } ProfileKey profileKey = account.getProfileStore().getProfileKey(record.getAddress()); - out.write(new DeviceContact(record.getAddress(), Optional.fromNullable(record.name), - createContactAvatarAttachment(record.number), Optional.fromNullable(record.color), - Optional.fromNullable(verifiedMessage), Optional.fromNullable(profileKey), record.blocked, + out.write(new DeviceContact(record.getAddress(), + Optional.fromNullable(record.name), + createContactAvatarAttachment(record.number), + Optional.fromNullable(record.color), + Optional.fromNullable(verifiedMessage), + Optional.fromNullable(profileKey), + record.blocked, Optional.of(record.messageExpirationTime), - Optional.fromNullable(record.inboxPosition), record.archived)); + Optional.fromNullable(record.inboxPosition), + record.archived)); } if (account.getProfileKey() != null) { // Send our own profile key as well out.write(new DeviceContact(account.getSelfAddress(), - Optional.absent(), Optional.absent(), - Optional.absent(), Optional.absent(), + Optional.absent(), + Optional.absent(), + Optional.absent(), + Optional.absent(), Optional.of(account.getProfileKey()), - false, Optional.absent(), Optional.absent(), false)); + false, + Optional.absent(), + Optional.absent(), + false)); } } @@ -1989,7 +2340,7 @@ public class Manager implements Closeable { try { Files.delete(contactsFile.toPath()); } catch (IOException e) { - System.err.println("Failed to delete contacts temp file “" + contactsFile + "”: " + e.getMessage()); + logger.warn("Failed to delete contacts temp file “{}”, ignoring: {}", contactsFile, e.getMessage()); } } } @@ -2002,16 +2353,21 @@ public class Manager implements Closeable { } } List groupIds = new ArrayList<>(); - for (GroupInfo record : account.getGroupStore().getGroups()) { + for (GroupInfo record : getGroups()) { if (record.isBlocked()) { - groupIds.add(record.groupId); + groupIds.add(record.getGroupId().serialize()); } } sendSyncMessage(SignalServiceSyncMessage.forBlocked(new BlockedListMessage(addresses, groupIds))); } - private void sendVerifiedMessage(SignalServiceAddress destination, IdentityKey identityKey, TrustLevel trustLevel) throws IOException, UntrustedIdentityException { - VerifiedMessage verifiedMessage = new VerifiedMessage(destination, identityKey, trustLevel.toVerifiedState(), System.currentTimeMillis()); + private void sendVerifiedMessage( + SignalServiceAddress destination, IdentityKey identityKey, TrustLevel trustLevel + ) throws IOException, UntrustedIdentityException { + VerifiedMessage verifiedMessage = new VerifiedMessage(destination, + identityKey, + trustLevel.toVerifiedState(), + System.currentTimeMillis()); sendSyncMessage(SignalServiceSyncMessage.forVerified(verifiedMessage)); } @@ -2020,23 +2376,24 @@ public class Manager implements Closeable { } public ContactInfo getContact(String number) { - return account.getContactStore().getContact(Util.getSignalServiceAddressFromIdentifier(number)); - } - - public GroupInfo getGroup(byte[] groupId) { - return account.getGroupStore().getGroup(groupId); + return account.getContactStore().getContact(Utils.getSignalServiceAddressFromIdentifier(number)); } - public byte[] getGroupId(GroupMasterKey groupMasterKey) { - final GroupSecretParams groupSecretParams = GroupSecretParams.deriveFromMasterKey(groupMasterKey); - return groupSecretParams.getPublicParams().getGroupIdentifier().serialize(); + public GroupInfo getGroup(GroupId groupId) { + final GroupInfo group = account.getGroupStore().getGroup(groupId); + if (group instanceof GroupInfoV2 && ((GroupInfoV2) group).getGroup() == null) { + final GroupSecretParams groupSecretParams = GroupSecretParams.deriveFromMasterKey(((GroupInfoV2) group).getMasterKey()); + ((GroupInfoV2) group).setGroup(groupHelper.getDecryptedGroup(groupSecretParams)); + account.getGroupStore().updateGroup(group); + } + return group; } - public List getIdentities() { + public List getIdentities() { return account.getSignalProtocolStore().getIdentities(); } - public List getIdentities(String number) throws InvalidNumberException { + public List getIdentities(String number) throws InvalidNumberException { return account.getSignalProtocolStore().getIdentities(canonicalizeAndResolveSignalServiceAddress(number)); } @@ -2048,16 +2405,17 @@ public class Manager implements Closeable { */ public boolean trustIdentityVerified(String name, byte[] fingerprint) throws InvalidNumberException { SignalServiceAddress address = canonicalizeAndResolveSignalServiceAddress(name); - List ids = account.getSignalProtocolStore().getIdentities(address); + List ids = account.getSignalProtocolStore().getIdentities(address); if (ids == null) { return false; } - for (JsonIdentityKeyStore.Identity id : ids) { + for (IdentityInfo id : ids) { if (!Arrays.equals(id.getIdentityKey().serialize(), fingerprint)) { continue; } - account.getSignalProtocolStore().setIdentityTrustLevel(address, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED); + account.getSignalProtocolStore() + .setIdentityTrustLevel(address, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED); try { sendVerifiedMessage(address, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED); } catch (IOException | UntrustedIdentityException e) { @@ -2077,16 +2435,17 @@ public class Manager implements Closeable { */ public boolean trustIdentityVerifiedSafetyNumber(String name, String safetyNumber) throws InvalidNumberException { SignalServiceAddress address = canonicalizeAndResolveSignalServiceAddress(name); - List ids = account.getSignalProtocolStore().getIdentities(address); + List ids = account.getSignalProtocolStore().getIdentities(address); if (ids == null) { return false; } - for (JsonIdentityKeyStore.Identity id : ids) { + for (IdentityInfo id : ids) { if (!safetyNumber.equals(computeSafetyNumber(address, id.getIdentityKey()))) { continue; } - account.getSignalProtocolStore().setIdentityTrustLevel(address, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED); + account.getSignalProtocolStore() + .setIdentityTrustLevel(address, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED); try { sendVerifiedMessage(address, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED); } catch (IOException | UntrustedIdentityException e) { @@ -2105,13 +2464,14 @@ public class Manager implements Closeable { */ public boolean trustIdentityAllKeys(String name) { SignalServiceAddress address = resolveSignalServiceAddress(name); - List ids = account.getSignalProtocolStore().getIdentities(address); + List ids = account.getSignalProtocolStore().getIdentities(address); if (ids == null) { return false; } - for (JsonIdentityKeyStore.Identity id : ids) { + for (IdentityInfo id : ids) { if (id.getTrustLevel() == TrustLevel.UNTRUSTED) { - account.getSignalProtocolStore().setIdentityTrustLevel(address, id.getIdentityKey(), TrustLevel.TRUSTED_UNVERIFIED); + account.getSignalProtocolStore() + .setIdentityTrustLevel(address, id.getIdentityKey(), TrustLevel.TRUSTED_UNVERIFIED); try { sendVerifiedMessage(address, id.getIdentityKey(), TrustLevel.TRUSTED_UNVERIFIED); } catch (IOException | UntrustedIdentityException e) { @@ -2123,8 +2483,14 @@ public class Manager implements Closeable { return true; } - public String computeSafetyNumber(SignalServiceAddress theirAddress, IdentityKey theirIdentityKey) { - return Utils.computeSafetyNumber(account.getSelfAddress(), getIdentityKeyPair().getPublicKey(), theirAddress, theirIdentityKey); + public String computeSafetyNumber( + SignalServiceAddress theirAddress, IdentityKey theirIdentityKey + ) { + return Utils.computeSafetyNumber(ServiceConfig.capabilities.isUuid(), + account.getSelfAddress(), + getIdentityKeyPair().getPublicKey(), + theirAddress, + theirIdentityKey); } void saveAccount() { @@ -2132,12 +2498,14 @@ public class Manager implements Closeable { } public SignalServiceAddress canonicalizeAndResolveSignalServiceAddress(String identifier) throws InvalidNumberException { - String canonicalizedNumber = UuidUtil.isUuid(identifier) ? identifier : Util.canonicalizeNumber(identifier, account.getUsername()); + String canonicalizedNumber = UuidUtil.isUuid(identifier) + ? identifier + : PhoneNumberFormatter.formatNumber(identifier, account.getUsername()); return resolveSignalServiceAddress(canonicalizedNumber); } public SignalServiceAddress resolveSignalServiceAddress(String identifier) { - SignalServiceAddress address = Util.getSignalServiceAddressFromIdentifier(identifier); + SignalServiceAddress address = Utils.getSignalServiceAddressFromIdentifier(identifier); return resolveSignalServiceAddress(address); } @@ -2152,6 +2520,10 @@ public class Manager implements Closeable { @Override public void close() throws IOException { + close(true); + } + + void close(boolean closeAccount) throws IOException { if (messagePipe != null) { messagePipe.shutdown(); messagePipe = null; @@ -2162,7 +2534,10 @@ public class Manager implements Closeable { unidentifiedMessagePipe = null; } - account.close(); + if (closeAccount && account != null) { + account.close(); + } + account = null; } public interface ReceiveMessageHandler {