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

   1 package org.asamk.signal.manager;
   2
   3 import org.asamk.signal.manager.config.ServiceConfig;
   4 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
   5 import org.signal.libsignal.metadata.certificate.CertificateValidator;
   6 import org.signal.libsignal.zkgroup.profiles.ClientZkProfileOperations;
   7 import org.whispersystems.signalservice.api.KeyBackupService;
   8 import org.whispersystems.signalservice.api.SignalServiceAccountManager;
   9 import org.whispersystems.signalservice.api.SignalServiceDataStore;
  10 import org.whispersystems.signalservice.api.SignalServiceMessageReceiver;
  11 import org.whispersystems.signalservice.api.SignalServiceMessageSender;
  12 import org.whispersystems.signalservice.api.SignalSessionLock;
  13 import org.whispersystems.signalservice.api.SignalWebSocket;
  14 import org.whispersystems.signalservice.api.crypto.SignalServiceCipher;
  15 import org.whispersystems.signalservice.api.groupsv2.ClientZkOperations;
  16 import org.whispersystems.signalservice.api.groupsv2.GroupsV2Api;
  17 import org.whispersystems.signalservice.api.groupsv2.GroupsV2Operations;
  18 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
  19 import org.whispersystems.signalservice.api.services.ProfileService;
  20 import org.whispersystems.signalservice.api.util.CredentialsProvider;
  21 import org.whispersystems.signalservice.api.util.UptimeSleepTimer;
  22 import org.whispersystems.signalservice.api.websocket.WebSocketFactory;
  23 import org.whispersystems.signalservice.internal.websocket.WebSocketConnection;
  24
  25 import java.util.Collection;
  26 import java.util.Optional;
  27 import java.util.concurrent.ExecutorService;
  28 import java.util.function.Supplier;
  29
  30 import static org.asamk.signal.manager.config.ServiceConfig.capabilities;
  31
  32 public class SignalDependencies {
  33
  34     private final Object LOCK = new Object();
  35
  36     private final ServiceEnvironmentConfig serviceEnvironmentConfig;
  37     private final String userAgent;
  38     private final CredentialsProvider credentialsProvider;
  39     private final SignalServiceDataStore dataStore;
  40     private final ExecutorService executor;
  41     private final SignalSessionLock sessionLock;
  42
  43     private boolean allowStories = true;
  44
  45     private SignalServiceAccountManager accountManager;
  46     private GroupsV2Api groupsV2Api;
  47     private GroupsV2Operations groupsV2Operations;
  48     private ClientZkOperations clientZkOperations;
  49
  50     private SignalWebSocket signalWebSocket;
  51     private SignalServiceMessageReceiver messageReceiver;
  52     private SignalServiceMessageSender messageSender;
  53
  54     private KeyBackupService keyBackupService;
  55     private ProfileService profileService;
  56     private SignalServiceCipher cipher;
  57
  58     SignalDependencies(
  59             final ServiceEnvironmentConfig serviceEnvironmentConfig,
  60             final String userAgent,
  61             final CredentialsProvider credentialsProvider,
  62             final SignalServiceDataStore dataStore,
  63             final ExecutorService executor,
  64             final SignalSessionLock sessionLock
  65     ) {
  66         this.serviceEnvironmentConfig = serviceEnvironmentConfig;
  67         this.userAgent = userAgent;
  68         this.credentialsProvider = credentialsProvider;
  69         this.dataStore = dataStore;
  70         this.executor = executor;
  71         this.sessionLock = sessionLock;
  72     }
  73
  74     public void resetAfterAddressChange() {
  75         this.messageSender = null;
  76         this.cipher = null;
  77         getSignalWebSocket().forceNewWebSockets();
  78     }
  79
  80     /**
  81      * This method needs to be called before the first websocket is created
  82      */
  83     public void setAllowStories(final boolean allowStories) {
  84         this.allowStories = allowStories;
  85     }
  86
  87     public ServiceEnvironmentConfig getServiceEnvironmentConfig() {
  88         return serviceEnvironmentConfig;
  89     }
  90
  91     public SignalSessionLock getSessionLock() {
  92         return sessionLock;
  93     }
  94
  95     public SignalServiceAccountManager getAccountManager() {
  96         return getOrCreate(() -> accountManager,
  97                 () -> accountManager = new SignalServiceAccountManager(serviceEnvironmentConfig.getSignalServiceConfiguration(),
  98                         credentialsProvider,
  99                         userAgent,
 100                         getGroupsV2Operations(),
 101                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 102     }
 103
 104     public SignalServiceAccountManager createUnauthenticatedAccountManager(String number, String password) {
 105         return new SignalServiceAccountManager(getServiceEnvironmentConfig().getSignalServiceConfiguration(),
 106                 null,
 107                 null,
 108                 number,
 109                 SignalServiceAddress.DEFAULT_DEVICE_ID,
 110                 password,
 111                 userAgent,
 112                 ServiceConfig.AUTOMATIC_NETWORK_RETRY,
 113                 ServiceConfig.GROUP_MAX_SIZE);
 114     }
 115
 116     public GroupsV2Api getGroupsV2Api() {
 117         return getOrCreate(() -> groupsV2Api, () -> groupsV2Api = getAccountManager().getGroupsV2Api());
 118     }
 119
 120     public GroupsV2Operations getGroupsV2Operations() {
 121         return getOrCreate(() -> groupsV2Operations,
 122                 () -> groupsV2Operations = capabilities.getGv2()
 123                         ? new GroupsV2Operations(ClientZkOperations.create(serviceEnvironmentConfig.getSignalServiceConfiguration()),
 124                         ServiceConfig.GROUP_MAX_SIZE)
 125                         : null);
 126     }
 127
 128     private ClientZkOperations getClientZkOperations() {
 129         return getOrCreate(() -> clientZkOperations,
 130                 () -> clientZkOperations = capabilities.getGv2()
 131                         ? ClientZkOperations.create(serviceEnvironmentConfig.getSignalServiceConfiguration())
 132                         : null);
 133     }
 134
 135     private ClientZkProfileOperations getClientZkProfileOperations() {
 136         final var clientZkOperations = getClientZkOperations();
 137         return clientZkOperations == null ? null : clientZkOperations.getProfileOperations();
 138     }
 139
 140     public SignalWebSocket getSignalWebSocket() {
 141         return getOrCreate(() -> signalWebSocket, () -> {
 142             final var timer = new UptimeSleepTimer();
 143             final var healthMonitor = new SignalWebSocketHealthMonitor(timer);
 144             final var webSocketFactory = new WebSocketFactory() {
 145                 @Override
 146                 public WebSocketConnection createWebSocket() {
 147                     return new WebSocketConnection("normal",
 148                             serviceEnvironmentConfig.getSignalServiceConfiguration(),
 149                             Optional.of(credentialsProvider),
 150                             userAgent,
 151                             healthMonitor,
 152                             allowStories);
 153                 }
 154
 155                 @Override
 156                 public WebSocketConnection createUnidentifiedWebSocket() {
 157                     return new WebSocketConnection("unidentified",
 158                             serviceEnvironmentConfig.getSignalServiceConfiguration(),
 159                             Optional.empty(),
 160                             userAgent,
 161                             healthMonitor,
 162                             allowStories);
 163                 }
 164             };
 165             signalWebSocket = new SignalWebSocket(webSocketFactory);
 166             healthMonitor.monitor(signalWebSocket);
 167         });
 168     }
 169
 170     public SignalServiceMessageReceiver getMessageReceiver() {
 171         return getOrCreate(() -> messageReceiver,
 172                 () -> messageReceiver = new SignalServiceMessageReceiver(serviceEnvironmentConfig.getSignalServiceConfiguration(),
 173                         credentialsProvider,
 174                         userAgent,
 175                         getClientZkProfileOperations(),
 176                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 177     }
 178
 179     public SignalServiceMessageSender getMessageSender() {
 180         return getOrCreate(() -> messageSender,
 181                 () -> messageSender = new SignalServiceMessageSender(serviceEnvironmentConfig.getSignalServiceConfiguration(),
 182                         credentialsProvider,
 183                         dataStore,
 184                         sessionLock,
 185                         userAgent,
 186                         getSignalWebSocket(),
 187                         Optional.empty(),
 188                         getClientZkProfileOperations(),
 189                         executor,
 190                         ServiceConfig.MAX_ENVELOPE_SIZE,
 191                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 192     }
 193
 194     public KeyBackupService getKeyBackupService() {
 195         return getOrCreate(() -> keyBackupService,
 196                 () -> keyBackupService = getAccountManager().getKeyBackupService(ServiceConfig.getIasKeyStore(),
 197                         serviceEnvironmentConfig.getKeyBackupConfig().getEnclaveName(),
 198                         serviceEnvironmentConfig.getKeyBackupConfig().getServiceId(),
 199                         serviceEnvironmentConfig.getKeyBackupConfig().getMrenclave(),
 200                         10));
 201     }
 202
 203     public Collection<KeyBackupService> getFallbackKeyBackupServices() {
 204         return serviceEnvironmentConfig.getFallbackKeyBackupConfigs()
 205                 .stream()
 206                 .map(config -> getAccountManager().getKeyBackupService(ServiceConfig.getIasKeyStore(),
 207                         config.getEnclaveName(),
 208                         config.getServiceId(),
 209                         config.getMrenclave(),
 210                         10))
 211                 .toList();
 212     }
 213
 214     public ProfileService getProfileService() {
 215         return getOrCreate(() -> profileService,
 216                 () -> profileService = new ProfileService(getClientZkProfileOperations(),
 217                         getMessageReceiver(),
 218                         getSignalWebSocket()));
 219     }
 220
 221     public SignalServiceCipher getCipher() {
 222         return getOrCreate(() -> cipher, () -> {
 223             final var certificateValidator = new CertificateValidator(serviceEnvironmentConfig.getUnidentifiedSenderTrustRoot());
 224             final var address = new SignalServiceAddress(credentialsProvider.getAci(), credentialsProvider.getE164());
 225             final var deviceId = credentialsProvider.getDeviceId();
 226             cipher = new SignalServiceCipher(address, deviceId, dataStore.aci(), sessionLock, certificateValidator);
 227         });
 228     }
 229
 230     private <T> T getOrCreate(Supplier<T> supplier, Callable creator) {
 231         var value = supplier.get();
 232         if (value != null) {
 233             return value;
 234         }
 235
 236         synchronized (LOCK) {
 237             value = supplier.get();
 238             if (value != null) {
 239                 return value;
 240             }
 241             creator.call();
 242             return supplier.get();
 243         }
 244     }
 245
 246     private interface Callable {
 247
 248         void call();
 249     }
 250 }