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

   1 /*
   2   Copyright (C) 2015-2022 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.internal;
  18
  19 import org.asamk.signal.manager.Manager;
  20 import org.asamk.signal.manager.RegistrationManager;
  21 import org.asamk.signal.manager.api.CaptchaRequiredException;
  22 import org.asamk.signal.manager.api.IncorrectPinException;
  23 import org.asamk.signal.manager.api.NonNormalizedPhoneNumberException;
  24 import org.asamk.signal.manager.api.PinLockedException;
  25 import org.asamk.signal.manager.api.RateLimitException;
  26 import org.asamk.signal.manager.api.UpdateProfile;
  27 import org.asamk.signal.manager.config.ServiceConfig;
  28 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  29 import org.asamk.signal.manager.helper.AccountFileUpdater;
  30 import org.asamk.signal.manager.helper.PinHelper;
  31 import org.asamk.signal.manager.storage.SignalAccount;
  32 import org.asamk.signal.manager.util.KeyUtils;
  33 import org.asamk.signal.manager.util.NumberVerificationUtils;
  34 import org.asamk.signal.manager.util.Utils;
  35 import org.signal.libsignal.usernames.BaseUsernameException;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38 import org.whispersystems.signalservice.api.SignalServiceAccountManager;
  39 import org.whispersystems.signalservice.api.account.PreKeyCollection;
  40 import org.whispersystems.signalservice.api.groupsv2.ClientZkOperations;
  41 import org.whispersystems.signalservice.api.groupsv2.GroupsV2Operations;
  42 import org.whispersystems.signalservice.api.push.ServiceId.ACI;
  43 import org.whispersystems.signalservice.api.push.ServiceId.PNI;
  44 import org.whispersystems.signalservice.api.push.ServiceIdType;
  45 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
  46 import org.whispersystems.signalservice.api.push.exceptions.AlreadyVerifiedException;
  47 import org.whispersystems.signalservice.api.push.exceptions.DeprecatedVersionException;
  48 import org.whispersystems.signalservice.internal.push.VerifyAccountResponse;
  49 import org.whispersystems.signalservice.internal.util.DynamicCredentialsProvider;
  50
  51 import java.io.IOException;
  52 import java.util.function.Consumer;
  53
  54 public class RegistrationManagerImpl implements RegistrationManager {
  55
  56     private static final Logger logger = LoggerFactory.getLogger(RegistrationManagerImpl.class);
  57
  58     private SignalAccount account;
  59     private final PathConfig pathConfig;
  60     private final ServiceEnvironmentConfig serviceEnvironmentConfig;
  61     private final String userAgent;
  62     private final Consumer<Manager> newManagerListener;
  63     private final GroupsV2Operations groupsV2Operations;
  64
  65     private final SignalServiceAccountManager accountManager;
  66     private final PinHelper pinHelper;
  67     private final AccountFileUpdater accountFileUpdater;
  68
  69     public RegistrationManagerImpl(
  70             SignalAccount account,
  71             PathConfig pathConfig,
  72             ServiceEnvironmentConfig serviceEnvironmentConfig,
  73             String userAgent,
  74             Consumer<Manager> newManagerListener,
  75             AccountFileUpdater accountFileUpdater
  76     ) {
  77         this.account = account;
  78         this.pathConfig = pathConfig;
  79         this.accountFileUpdater = accountFileUpdater;
  80         this.serviceEnvironmentConfig = serviceEnvironmentConfig;
  81         this.userAgent = userAgent;
  82         this.newManagerListener = newManagerListener;
  83
  84         groupsV2Operations = new GroupsV2Operations(ClientZkOperations.create(serviceEnvironmentConfig.signalServiceConfiguration()),
  85                 ServiceConfig.GROUP_MAX_SIZE);
  86         this.accountManager = new SignalServiceAccountManager(serviceEnvironmentConfig.signalServiceConfiguration(),
  87                 new DynamicCredentialsProvider(
  88                         // Using empty UUID, because registering doesn't work otherwise
  89                         null, null, account.getNumber(), account.getPassword(), SignalServiceAddress.DEFAULT_DEVICE_ID),
  90                 userAgent,
  91                 groupsV2Operations,
  92                 ServiceConfig.AUTOMATIC_NETWORK_RETRY);
  93         final var secureValueRecoveryV2 = accountManager.getSecureValueRecoveryV2(serviceEnvironmentConfig.svr2Mrenclave());
  94         this.pinHelper = new PinHelper(secureValueRecoveryV2);
  95     }
  96
  97     @Override
  98     public void register(
  99             boolean voiceVerification, String captcha
 100     ) throws IOException, CaptchaRequiredException, NonNormalizedPhoneNumberException, RateLimitException {
 101         if (account.isRegistered()
 102                 && account.getServiceEnvironment() != null
 103                 && account.getServiceEnvironment() != serviceEnvironmentConfig.type()) {
 104             throw new IOException("Account is registered in another environment: " + account.getServiceEnvironment());
 105         }
 106
 107         try {
 108             if (account.getAci() != null && attemptReactivateAccount()) {
 109                 return;
 110             }
 111
 112             String sessionId = NumberVerificationUtils.handleVerificationSession(accountManager,
 113                     account.getSessionId(account.getNumber()),
 114                     id -> account.setSessionId(account.getNumber(), id),
 115                     voiceVerification,
 116                     captcha);
 117             NumberVerificationUtils.requestVerificationCode(accountManager, sessionId, voiceVerification);
 118         } catch (DeprecatedVersionException e) {
 119             logger.debug("Signal-Server returned deprecated version exception", e);
 120             throw e;
 121         }
 122     }
 123
 124     @Override
 125     public void verifyAccount(
 126             String verificationCode, String pin
 127     ) throws IOException, PinLockedException, IncorrectPinException {
 128         if (account.isRegistered()) {
 129             throw new IOException("Account is already registered");
 130         }
 131
 132         if (account.getPniIdentityKeyPair() == null) {
 133             account.setPniIdentityKeyPair(KeyUtils.generateIdentityKeyPair());
 134         }
 135
 136         final var aciPreKeys = generatePreKeysForType(ServiceIdType.ACI);
 137         final var pniPreKeys = generatePreKeysForType(ServiceIdType.PNI);
 138         final var result = NumberVerificationUtils.verifyNumber(account.getSessionId(account.getNumber()),
 139                 verificationCode,
 140                 pin,
 141                 pinHelper,
 142                 (sessionId1, verificationCode1, registrationLock) -> verifyAccountWithCode(sessionId1,
 143                         verificationCode1,
 144                         registrationLock,
 145                         aciPreKeys,
 146                         pniPreKeys));
 147         final var response = result.first();
 148         final var masterKey = result.second();
 149         if (masterKey == null) {
 150             pin = null;
 151         }
 152
 153         //accountManager.setGcmId(Optional.of(GoogleCloudMessaging.getInstance(this).register(REGISTRATION_ID)));
 154         final var aci = ACI.parseOrThrow(response.getUuid());
 155         final var pni = PNI.parseOrThrow(response.getPni());
 156         account.finishRegistration(aci, pni, masterKey, pin, aciPreKeys, pniPreKeys);
 157         accountFileUpdater.updateAccountIdentifiers(account.getNumber(), aci);
 158
 159         ManagerImpl m = null;
 160         try {
 161             m = new ManagerImpl(account, pathConfig, accountFileUpdater, serviceEnvironmentConfig, userAgent);
 162             account = null;
 163
 164             m.refreshPreKeys();
 165             if (response.isStorageCapable()) {
 166                 m.retrieveRemoteStorage();
 167             }
 168             // Set an initial empty profile so user can be added to groups
 169             try {
 170                 m.updateProfile(UpdateProfile.newBuilder().build());
 171             } catch (NoClassDefFoundError e) {
 172                 logger.warn("Failed to set default profile: {}", e.getMessage());
 173             }
 174
 175             try {
 176                 m.refreshCurrentUsername();
 177             } catch (IOException | BaseUsernameException e) {
 178                 logger.warn("Failed to refresh current username", e);
 179             }
 180
 181             if (newManagerListener != null) {
 182                 newManagerListener.accept(m);
 183                 m = null;
 184             }
 185         } finally {
 186             if (m != null) {
 187                 m.close();
 188             }
 189         }
 190     }
 191
 192     @Override
 193     public void deleteLocalAccountData() throws IOException {
 194         account.deleteAccountData();
 195         accountFileUpdater.removeAccount();
 196         account = null;
 197     }
 198
 199     @Override
 200     public boolean isRegistered() {
 201         return account.isRegistered();
 202     }
 203
 204     private boolean attemptReactivateAccount() {
 205         try {
 206             final var accountManager = new SignalServiceAccountManager(serviceEnvironmentConfig.signalServiceConfiguration(),
 207                     account.getCredentialsProvider(),
 208                     userAgent,
 209                     groupsV2Operations,
 210                     ServiceConfig.AUTOMATIC_NETWORK_RETRY);
 211             accountManager.setAccountAttributes(account.getAccountAttributes(null));
 212             account.setRegistered(true);
 213             logger.info("Reactivated existing account, verify is not necessary.");
 214             if (newManagerListener != null) {
 215                 final var m = new ManagerImpl(account,
 216                         pathConfig,
 217                         accountFileUpdater,
 218                         serviceEnvironmentConfig,
 219                         userAgent);
 220                 account = null;
 221                 newManagerListener.accept(m);
 222             }
 223             return true;
 224         } catch (IOException e) {
 225             logger.debug("Failed to reactivate account");
 226         }
 227         return false;
 228     }
 229
 230     private VerifyAccountResponse verifyAccountWithCode(
 231             final String sessionId,
 232             final String verificationCode,
 233             final String registrationLock,
 234             final PreKeyCollection aciPreKeys,
 235             final PreKeyCollection pniPreKeys
 236     ) throws IOException {
 237         try {
 238             Utils.handleResponseException(accountManager.verifyAccount(verificationCode, sessionId));
 239         } catch (AlreadyVerifiedException e) {
 240             // Already verified so can continue registering
 241         }
 242         return Utils.handleResponseException(accountManager.registerAccount(sessionId,
 243                 null,
 244                 account.getAccountAttributes(registrationLock),
 245                 aciPreKeys,
 246                 pniPreKeys,
 247                 null,
 248                 true));
 249     }
 250
 251     private PreKeyCollection generatePreKeysForType(ServiceIdType serviceIdType) {
 252         final var accountData = account.getAccountData(serviceIdType);
 253         final var keyPair = accountData.getIdentityKeyPair();
 254         final var preKeyMetadata = accountData.getPreKeyMetadata();
 255
 256         final var nextSignedPreKeyId = preKeyMetadata.getNextSignedPreKeyId();
 257         final var signedPreKey = KeyUtils.generateSignedPreKeyRecord(nextSignedPreKeyId, keyPair.getPrivateKey());
 258
 259         final var privateKey = keyPair.getPrivateKey();
 260         final var kyberPreKeyIdOffset = preKeyMetadata.getNextKyberPreKeyId();
 261         final var lastResortKyberPreKey = KeyUtils.generateKyberPreKeyRecord(kyberPreKeyIdOffset, privateKey);
 262
 263         return new PreKeyCollection(keyPair.getPublicKey(), signedPreKey, lastResortKyberPreKey);
 264     }
 265
 266     @Override
 267     public void close() {
 268         if (account != null) {
 269             account.close();
 270             account = null;
 271         }
 272     }
 273 }