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.whispersystems.libsignal.util.KeyHelper;
  26 import org.whispersystems.libsignal.util.guava.Optional;
  27 import org.whispersystems.signalservice.api.KeyBackupServicePinException;
  28 import org.whispersystems.signalservice.api.KeyBackupSystemNoDataException;
  29 import org.whispersystems.signalservice.api.SignalServiceAccountManager;
  30 import org.whispersystems.signalservice.api.groupsv2.ClientZkOperations;
  31 import org.whispersystems.signalservice.api.groupsv2.GroupsV2Operations;
  32 import org.whispersystems.signalservice.api.kbs.MasterKey;
  33 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
  34 import org.whispersystems.signalservice.api.util.SleepTimer;
  35 import org.whispersystems.signalservice.api.util.UptimeSleepTimer;
  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 SignalAccount account;
  49     private final PathConfig pathConfig;
  50     private final ServiceEnvironmentConfig serviceEnvironmentConfig;
  51     private final String userAgent;
  52
  53     private final SignalServiceAccountManager accountManager;
  54     private final PinHelper pinHelper;
  55
  56     public RegistrationManager(
  57             SignalAccount account,
  58             PathConfig pathConfig,
  59             ServiceEnvironmentConfig serviceEnvironmentConfig,
  60             String userAgent
  61     ) {
  62         this.account = account;
  63         this.pathConfig = pathConfig;
  64         this.serviceEnvironmentConfig = serviceEnvironmentConfig;
  65         this.userAgent = userAgent;
  66
  67         final SleepTimer timer = new UptimeSleepTimer();
  68         GroupsV2Operations groupsV2Operations;
  69         try {
  70             groupsV2Operations = new GroupsV2Operations(ClientZkOperations.create(serviceEnvironmentConfig.getSignalServiceConfiguration()));
  71         } catch (Throwable ignored) {
  72             groupsV2Operations = null;
  73         }
  74         this.accountManager = new SignalServiceAccountManager(serviceEnvironmentConfig.getSignalServiceConfiguration(),
  75                 new DynamicCredentialsProvider(
  76                         // Using empty UUID, because registering doesn't work otherwise
  77                         null, account.getUsername(), account.getPassword(), SignalServiceAddress.DEFAULT_DEVICE_ID),
  78                 userAgent,
  79                 groupsV2Operations,
  80                 ServiceConfig.AUTOMATIC_NETWORK_RETRY,
  81                 timer);
  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);
 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(Locale.getDefault(),
 118                     Optional.fromNullable(captcha),
 119                     Optional.absent());
 120         } else {
 121             accountManager.requestSmsVerificationCode(false, Optional.fromNullable(captcha), Optional.absent());
 122         }
 123     }
 124
 125     public Manager verifyAccount(
 126             String verificationCode, String pin
 127     ) throws IOException, KeyBackupSystemNoDataException, KeyBackupServicePinException {
 128         verificationCode = verificationCode.replace("-", "");
 129         VerifyAccountResponse response;
 130         MasterKey masterKey;
 131         try {
 132             response = verifyAccountWithCode(verificationCode, pin, null);
 133
 134             masterKey = null;
 135         } catch (LockedException e) {
 136             if (pin == null) {
 137                 throw e;
 138             }
 139
 140             var registrationLockData = pinHelper.getRegistrationLockData(pin, e);
 141             if (registrationLockData == null) {
 142                 throw e;
 143             }
 144
 145             var registrationLock = registrationLockData.getMasterKey().deriveRegistrationLock();
 146             try {
 147                 response = verifyAccountWithCode(verificationCode, null, registrationLock);
 148             } catch (LockedException _e) {
 149                 throw new AssertionError("KBS Pin appeared to matched but reg lock still failed!");
 150             }
 151             masterKey = registrationLockData.getMasterKey();
 152         }
 153
 154         // TODO response.isStorageCapable()
 155         //accountManager.setGcmId(Optional.of(GoogleCloudMessaging.getInstance(this).register(REGISTRATION_ID)));
 156         account.finishRegistration(UuidUtil.parseOrNull(response.getUuid()), masterKey, pin);
 157
 158         Manager m = null;
 159         try {
 160             m = new Manager(account, pathConfig, serviceEnvironmentConfig, userAgent);
 161             account = null;
 162
 163             m.refreshPreKeys();
 164
 165             final var result = m;
 166             m = null;
 167
 168             return result;
 169         } finally {
 170             if (m != null) {
 171                 m.close();
 172             }
 173         }
 174     }
 175
 176     private VerifyAccountResponse verifyAccountWithCode(
 177             final String verificationCode, final String legacyPin, final String registrationLock
 178     ) throws IOException {
 179         return accountManager.verifyAccountWithCode(verificationCode,
 180                 null,
 181                 account.getLocalRegistrationId(),
 182                 true,
 183                 legacyPin,
 184                 registrationLock,
 185                 account.getSelfUnidentifiedAccessKey(),
 186                 account.isUnrestrictedUnidentifiedAccess(),
 187                 ServiceConfig.capabilities,
 188                 account.isDiscoverableByPhoneNumber());
 189     }
 190
 191     @Override
 192     public void close() throws IOException {
 193         if (account != null) {
 194             account.close();
 195             account = null;
 196         }
 197     }
 198 }