nmode's Git Repositories - signal-cli/blob - lib/src/main/java/org/asamk/signal/manager/RegistrationManager.java

   1 /*
   2   Copyright (C) 2015-2021 AsamK and contributors
   3
   4   This program is free software: you can redistribute it and/or modify
   5   it under the terms of the GNU General Public License as published by
   6   the Free Software Foundation, either version 3 of the License, or
   7   (at your option) any later version.
   8
   9   This program is distributed in the hope that it will be useful,
  10   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12   GNU General Public License for more details.
  13
  14   You should have received a copy of the GNU General Public License
  15   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.asamk.signal.manager;
  18
  19 import org.asamk.signal.manager.config.ServiceConfig;
  20 import org.asamk.signal.manager.config.ServiceEnvironment;
  21 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  22 import org.asamk.signal.manager.helper.PinHelper;
  23 import org.asamk.signal.manager.storage.SignalAccount;
  24 import org.asamk.signal.manager.util.KeyUtils;
  25 import org.slf4j.Logger;
  26 import org.slf4j.LoggerFactory;
  27 import org.whispersystems.libsignal.util.KeyHelper;
  28 import org.whispersystems.libsignal.util.guava.Optional;
  29 import org.whispersystems.signalservice.api.KeyBackupServicePinException;
  30 import org.whispersystems.signalservice.api.KeyBackupSystemNoDataException;
  31 import org.whispersystems.signalservice.api.SignalServiceAccountManager;
  32 import org.whispersystems.signalservice.api.groupsv2.ClientZkOperations;
  33 import org.whispersystems.signalservice.api.groupsv2.GroupsV2Operations;
  34 import org.whispersystems.signalservice.api.kbs.MasterKey;
  35 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
  36 import org.whispersystems.signalservice.api.util.UuidUtil;
  37 import org.whispersystems.signalservice.internal.push.LockedException;
  38 import org.whispersystems.signalservice.internal.push.VerifyAccountResponse;
  39 import org.whispersystems.signalservice.internal.util.DynamicCredentialsProvider;
  40
  41 import java.io.Closeable;
  42 import java.io.File;
  43 import java.io.IOException;
  44 import java.util.Locale;
  45
  46 public class RegistrationManager implements Closeable {
  47
  48     private final static Logger logger = LoggerFactory.getLogger(RegistrationManager.class);
  49
  50     private SignalAccount account;
  51     private final PathConfig pathConfig;
  52     private final ServiceEnvironmentConfig serviceEnvironmentConfig;
  53     private final String userAgent;
  54
  55     private final SignalServiceAccountManager accountManager;
  56     private final PinHelper pinHelper;
  57
  58     public RegistrationManager(
  59             SignalAccount account,
  60             PathConfig pathConfig,
  61             ServiceEnvironmentConfig serviceEnvironmentConfig,
  62             String userAgent
  63     ) {
  64         this.account = account;
  65         this.pathConfig = pathConfig;
  66         this.serviceEnvironmentConfig = serviceEnvironmentConfig;
  67         this.userAgent = userAgent;
  68
  69         GroupsV2Operations groupsV2Operations;
  70         try {
  71             groupsV2Operations = new GroupsV2Operations(ClientZkOperations.create(serviceEnvironmentConfig.getSignalServiceConfiguration()));
  72         } catch (Throwable ignored) {
  73             groupsV2Operations = null;
  74         }
  75         this.accountManager = new SignalServiceAccountManager(serviceEnvironmentConfig.getSignalServiceConfiguration(),
  76                 new DynamicCredentialsProvider(
  77                         // Using empty UUID, because registering doesn't work otherwise
  78                         null, account.getUsername(), account.getPassword(), SignalServiceAddress.DEFAULT_DEVICE_ID),
  79                 userAgent,
  80                 groupsV2Operations,
  81                 ServiceConfig.AUTOMATIC_NETWORK_RETRY);
  82         final var keyBackupService = accountManager.getKeyBackupService(ServiceConfig.getIasKeyStore(),
  83                 serviceEnvironmentConfig.getKeyBackupConfig().getEnclaveName(),
  84                 serviceEnvironmentConfig.getKeyBackupConfig().getServiceId(),
  85                 serviceEnvironmentConfig.getKeyBackupConfig().getMrenclave(),
  86                 10);
  87         this.pinHelper = new PinHelper(keyBackupService);
  88     }
  89
  90     public static RegistrationManager init(
  91             String username, File settingsPath, ServiceEnvironment serviceEnvironment, String userAgent
  92     ) throws IOException {
  93         var pathConfig = PathConfig.createDefault(settingsPath);
  94
  95         final var serviceConfiguration = ServiceConfig.getServiceEnvironmentConfig(serviceEnvironment, userAgent);
  96         if (!SignalAccount.userExists(pathConfig.getDataPath(), username)) {
  97             var identityKey = KeyUtils.generateIdentityKeyPair();
  98             var registrationId = KeyHelper.generateRegistrationId(false);
  99
 100             var profileKey = KeyUtils.createProfileKey();
 101             var account = SignalAccount.create(pathConfig.getDataPath(),
 102                     username,
 103                     identityKey,
 104                     registrationId,
 105                     profileKey);
 106
 107             return new RegistrationManager(account, pathConfig, serviceConfiguration, userAgent);
 108         }
 109
 110         var account = SignalAccount.load(pathConfig.getDataPath(), username, true);
 111
 112         return new RegistrationManager(account, pathConfig, serviceConfiguration, userAgent);
 113     }
 114
 115     public void register(boolean voiceVerification, String captcha) throws IOException {
 116         if (voiceVerification) {
 117             accountManager.requestVoiceVerificationCode(getDefaultLocale(),
 118                     Optional.fromNullable(captcha),
 119                     Optional.absent());
 120         } else {
 121             accountManager.requestSmsVerificationCode(false, Optional.fromNullable(captcha), Optional.absent());
 122         }
 123     }
 124
 125     private Locale getDefaultLocale() {
 126         final var locale = Locale.getDefault();
 127         try {
 128             Locale.LanguageRange.parse(locale.getLanguage() + "-" + locale.getCountry());
 129         } catch (IllegalArgumentException e) {
 130             logger.debug("Invalid locale, ignoring: {}", locale);
 131             return null;
 132         }
 133
 134         return locale;
 135     }
 136
 137     public Manager verifyAccount(
 138             String verificationCode, String pin
 139     ) throws IOException, LockedException, KeyBackupSystemNoDataException, KeyBackupServicePinException {
 140         verificationCode = verificationCode.replace("-", "");
 141         VerifyAccountResponse response;
 142         MasterKey masterKey;
 143         try {
 144             response = verifyAccountWithCode(verificationCode, null, null);
 145
 146             masterKey = null;
 147             pin = null;
 148         } catch (LockedException e) {
 149             if (pin == null) {
 150                 throw e;
 151             }
 152
 153             var registrationLockData = pinHelper.getRegistrationLockData(pin, e);
 154             if (registrationLockData == null) {
 155                 response = verifyAccountWithCode(verificationCode, pin, null);
 156                 masterKey = null;
 157             } else {
 158                 var registrationLock = registrationLockData.getMasterKey().deriveRegistrationLock();
 159                 try {
 160                     response = verifyAccountWithCode(verificationCode, null, registrationLock);
 161                 } catch (LockedException _e) {
 162                     throw new AssertionError("KBS Pin appeared to matched but reg lock still failed!");
 163                 }
 164                 masterKey = registrationLockData.getMasterKey();
 165             }
 166         }
 167
 168         // TODO response.isStorageCapable()
 169         //accountManager.setGcmId(Optional.of(GoogleCloudMessaging.getInstance(this).register(REGISTRATION_ID)));
 170         account.finishRegistration(UuidUtil.parseOrNull(response.getUuid()), masterKey, pin);
 171
 172         Manager m = null;
 173         try {
 174             m = new Manager(account, pathConfig, serviceEnvironmentConfig, userAgent);
 175             account = null;
 176
 177             m.refreshPreKeys();
 178             // Set an initial empty profile so user can be added to groups
 179             m.setProfile(null, null, null, null, null);
 180
 181             final var result = m;
 182             m = null;
 183
 184             return result;
 185         } finally {
 186             if (m != null) {
 187                 m.close();
 188             }
 189         }
 190     }
 191
 192     private VerifyAccountResponse verifyAccountWithCode(
 193             final String verificationCode, final String legacyPin, final String registrationLock
 194     ) throws IOException {
 195         return accountManager.verifyAccountWithCode(verificationCode,
 196                 null,
 197                 account.getLocalRegistrationId(),
 198                 true,
 199                 legacyPin,
 200                 registrationLock,
 201                 account.getSelfUnidentifiedAccessKey(),
 202                 account.isUnrestrictedUnidentifiedAccess(),
 203                 ServiceConfig.capabilities,
 204                 account.isDiscoverableByPhoneNumber());
 205     }
 206
 207     @Override
 208     public void close() throws IOException {
 209         if (account != null) {
 210             account.close();
 211             account = null;
 212         }
 213     }
 214 }