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.zkgroup.profiles.ClientZkProfileOperations;
   7 import org.whispersystems.libsignal.util.guava.Optional;
   8 import org.whispersystems.signalservice.api.KeyBackupService;
   9 import org.whispersystems.signalservice.api.SignalServiceAccountManager;
  10 import org.whispersystems.signalservice.api.SignalServiceDataStore;
  11 import org.whispersystems.signalservice.api.SignalServiceMessageReceiver;
  12 import org.whispersystems.signalservice.api.SignalServiceMessageSender;
  13 import org.whispersystems.signalservice.api.SignalSessionLock;
  14 import org.whispersystems.signalservice.api.SignalWebSocket;
  15 import org.whispersystems.signalservice.api.crypto.SignalServiceCipher;
  16 import org.whispersystems.signalservice.api.groupsv2.ClientZkOperations;
  17 import org.whispersystems.signalservice.api.groupsv2.GroupsV2Api;
  18 import org.whispersystems.signalservice.api.groupsv2.GroupsV2Operations;
  19 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
  20 import org.whispersystems.signalservice.api.services.ProfileService;
  21 import org.whispersystems.signalservice.api.util.UptimeSleepTimer;
  22 import org.whispersystems.signalservice.api.websocket.WebSocketFactory;
  23 import org.whispersystems.signalservice.internal.util.DynamicCredentialsProvider;
  24 import org.whispersystems.signalservice.internal.websocket.WebSocketConnection;
  25
  26 import java.util.concurrent.ExecutorService;
  27 import java.util.function.Supplier;
  28
  29 import static org.asamk.signal.manager.config.ServiceConfig.capabilities;
  30
  31 public class SignalDependencies {
  32
  33     private final Object LOCK = new Object();
  34
  35     private final ServiceEnvironmentConfig serviceEnvironmentConfig;
  36     private final String userAgent;
  37     private final DynamicCredentialsProvider credentialsProvider;
  38     private final SignalServiceDataStore dataStore;
  39     private final ExecutorService executor;
  40     private final SignalSessionLock sessionLock;
  41
  42     private SignalServiceAccountManager accountManager;
  43     private GroupsV2Api groupsV2Api;
  44     private GroupsV2Operations groupsV2Operations;
  45     private ClientZkOperations clientZkOperations;
  46
  47     private SignalWebSocket signalWebSocket;
  48     private SignalServiceMessageReceiver messageReceiver;
  49     private SignalServiceMessageSender messageSender;
  50
  51     private KeyBackupService keyBackupService;
  52     private ProfileService profileService;
  53     private SignalServiceCipher cipher;
  54
  55     SignalDependencies(
  56             final ServiceEnvironmentConfig serviceEnvironmentConfig,
  57             final String userAgent,
  58             final DynamicCredentialsProvider credentialsProvider,
  59             final SignalServiceDataStore dataStore,
  60             final ExecutorService executor,
  61             final SignalSessionLock sessionLock
  62     ) {
  63         this.serviceEnvironmentConfig = serviceEnvironmentConfig;
  64         this.userAgent = userAgent;
  65         this.credentialsProvider = credentialsProvider;
  66         this.dataStore = dataStore;
  67         this.executor = executor;
  68         this.sessionLock = sessionLock;
  69     }
  70
  71     public ServiceEnvironmentConfig getServiceEnvironmentConfig() {
  72         return serviceEnvironmentConfig;
  73     }
  74
  75     public SignalServiceAccountManager getAccountManager() {
  76         return getOrCreate(() -> accountManager,
  77                 () -> accountManager = new SignalServiceAccountManager(serviceEnvironmentConfig.getSignalServiceConfiguration(),
  78                         credentialsProvider,
  79                         userAgent,
  80                         getGroupsV2Operations(),
  81                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
  82     }
  83
  84     public GroupsV2Api getGroupsV2Api() {
  85         return getOrCreate(() -> groupsV2Api, () -> groupsV2Api = getAccountManager().getGroupsV2Api());
  86     }
  87
  88     public GroupsV2Operations getGroupsV2Operations() {
  89         return getOrCreate(() -> groupsV2Operations,
  90                 () -> groupsV2Operations = capabilities.isGv2() ? new GroupsV2Operations(ClientZkOperations.create(
  91                         serviceEnvironmentConfig.getSignalServiceConfiguration())) : null);
  92     }
  93
  94     private ClientZkOperations getClientZkOperations() {
  95         return getOrCreate(() -> clientZkOperations,
  96                 () -> clientZkOperations = capabilities.isGv2()
  97                         ? ClientZkOperations.create(serviceEnvironmentConfig.getSignalServiceConfiguration())
  98                         : null);
  99     }
 100
 101     private ClientZkProfileOperations getClientZkProfileOperations() {
 102         final var clientZkOperations = getClientZkOperations();
 103         return clientZkOperations == null ? null : clientZkOperations.getProfileOperations();
 104     }
 105
 106     public SignalWebSocket getSignalWebSocket() {
 107         return getOrCreate(() -> signalWebSocket, () -> {
 108             final var timer = new UptimeSleepTimer();
 109             final var healthMonitor = new SignalWebSocketHealthMonitor(timer);
 110             final var webSocketFactory = new WebSocketFactory() {
 111                 @Override
 112                 public WebSocketConnection createWebSocket() {
 113                     return new WebSocketConnection("normal",
 114                             serviceEnvironmentConfig.getSignalServiceConfiguration(),
 115                             Optional.of(credentialsProvider),
 116                             userAgent,
 117                             healthMonitor);
 118                 }
 119
 120                 @Override
 121                 public WebSocketConnection createUnidentifiedWebSocket() {
 122                     return new WebSocketConnection("unidentified",
 123                             serviceEnvironmentConfig.getSignalServiceConfiguration(),
 124                             Optional.absent(),
 125                             userAgent,
 126                             healthMonitor);
 127                 }
 128             };
 129             signalWebSocket = new SignalWebSocket(webSocketFactory);
 130             healthMonitor.monitor(signalWebSocket);
 131         });
 132     }
 133
 134     public SignalServiceMessageReceiver getMessageReceiver() {
 135         return getOrCreate(() -> messageReceiver,
 136                 () -> messageReceiver = new SignalServiceMessageReceiver(serviceEnvironmentConfig.getSignalServiceConfiguration(),
 137                         credentialsProvider,
 138                         userAgent,
 139                         getClientZkProfileOperations(),
 140                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 141     }
 142
 143     public SignalServiceMessageSender getMessageSender() {
 144         return getOrCreate(() -> messageSender,
 145                 () -> messageSender = new SignalServiceMessageSender(serviceEnvironmentConfig.getSignalServiceConfiguration(),
 146                         credentialsProvider,
 147                         dataStore,
 148                         sessionLock,
 149                         userAgent,
 150                         getSignalWebSocket(),
 151                         Optional.absent(),
 152                         getClientZkProfileOperations(),
 153                         executor,
 154                         ServiceConfig.MAX_ENVELOPE_SIZE,
 155                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 156     }
 157
 158     public KeyBackupService getKeyBackupService() {
 159         return getOrCreate(() -> keyBackupService,
 160                 () -> keyBackupService = getAccountManager().getKeyBackupService(ServiceConfig.getIasKeyStore(),
 161                         serviceEnvironmentConfig.getKeyBackupConfig().getEnclaveName(),
 162                         serviceEnvironmentConfig.getKeyBackupConfig().getServiceId(),
 163                         serviceEnvironmentConfig.getKeyBackupConfig().getMrenclave(),
 164                         10));
 165     }
 166
 167     public ProfileService getProfileService() {
 168         return getOrCreate(() -> profileService,
 169                 () -> profileService = new ProfileService(getClientZkProfileOperations(),
 170                         getMessageReceiver(),
 171                         getSignalWebSocket()));
 172     }
 173
 174     public SignalServiceCipher getCipher() {
 175         return getOrCreate(() -> cipher, () -> {
 176             final var certificateValidator = new CertificateValidator(serviceEnvironmentConfig.getUnidentifiedSenderTrustRoot());
 177             final var address = new SignalServiceAddress(credentialsProvider.getAci(), credentialsProvider.getE164());
 178             final var deviceId = credentialsProvider.getDeviceId();
 179             cipher = new SignalServiceCipher(address, deviceId, dataStore, sessionLock, certificateValidator);
 180         });
 181     }
 182
 183     private <T> T getOrCreate(Supplier<T> supplier, Callable creator) {
 184         var value = supplier.get();
 185         if (value != null) {
 186             return value;
 187         }
 188
 189         synchronized (LOCK) {
 190             value = supplier.get();
 191             if (value != null) {
 192                 return value;
 193             }
 194             creator.call();
 195             return supplier.get();
 196         }
 197     }
 198
 199     private interface Callable {
 200
 201         void call();
 202     }
 203 }