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.CredentialsProvider;
  22 import org.whispersystems.signalservice.api.util.UptimeSleepTimer;
  23 import org.whispersystems.signalservice.api.websocket.WebSocketFactory;
  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 CredentialsProvider 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 CredentialsProvider 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 void resetAfterAddressChange() {
  72         this.messageSender = null;
  73         this.cipher = null;
  74     }
  75
  76     public ServiceEnvironmentConfig getServiceEnvironmentConfig() {
  77         return serviceEnvironmentConfig;
  78     }
  79
  80     public SignalServiceAccountManager getAccountManager() {
  81         return getOrCreate(() -> accountManager,
  82                 () -> accountManager = new SignalServiceAccountManager(serviceEnvironmentConfig.getSignalServiceConfiguration(),
  83                         credentialsProvider,
  84                         userAgent,
  85                         getGroupsV2Operations(),
  86                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
  87     }
  88
  89     public SignalServiceAccountManager createUnauthenticatedAccountManager(String number, String password) {
  90         return new SignalServiceAccountManager(getServiceEnvironmentConfig().getSignalServiceConfiguration(),
  91                 null,
  92                 number,
  93                 SignalServiceAddress.DEFAULT_DEVICE_ID,
  94                 password,
  95                 userAgent,
  96                 ServiceConfig.AUTOMATIC_NETWORK_RETRY);
  97     }
  98
  99     public GroupsV2Api getGroupsV2Api() {
 100         return getOrCreate(() -> groupsV2Api, () -> groupsV2Api = getAccountManager().getGroupsV2Api());
 101     }
 102
 103     public GroupsV2Operations getGroupsV2Operations() {
 104         return getOrCreate(() -> groupsV2Operations,
 105                 () -> groupsV2Operations = capabilities.isGv2() ? new GroupsV2Operations(ClientZkOperations.create(
 106                         serviceEnvironmentConfig.getSignalServiceConfiguration())) : null);
 107     }
 108
 109     private ClientZkOperations getClientZkOperations() {
 110         return getOrCreate(() -> clientZkOperations,
 111                 () -> clientZkOperations = capabilities.isGv2()
 112                         ? ClientZkOperations.create(serviceEnvironmentConfig.getSignalServiceConfiguration())
 113                         : null);
 114     }
 115
 116     private ClientZkProfileOperations getClientZkProfileOperations() {
 117         final var clientZkOperations = getClientZkOperations();
 118         return clientZkOperations == null ? null : clientZkOperations.getProfileOperations();
 119     }
 120
 121     public SignalWebSocket getSignalWebSocket() {
 122         return getOrCreate(() -> signalWebSocket, () -> {
 123             final var timer = new UptimeSleepTimer();
 124             final var healthMonitor = new SignalWebSocketHealthMonitor(timer);
 125             final var webSocketFactory = new WebSocketFactory() {
 126                 @Override
 127                 public WebSocketConnection createWebSocket() {
 128                     return new WebSocketConnection("normal",
 129                             serviceEnvironmentConfig.getSignalServiceConfiguration(),
 130                             Optional.of(credentialsProvider),
 131                             userAgent,
 132                             healthMonitor);
 133                 }
 134
 135                 @Override
 136                 public WebSocketConnection createUnidentifiedWebSocket() {
 137                     return new WebSocketConnection("unidentified",
 138                             serviceEnvironmentConfig.getSignalServiceConfiguration(),
 139                             Optional.absent(),
 140                             userAgent,
 141                             healthMonitor);
 142                 }
 143             };
 144             signalWebSocket = new SignalWebSocket(webSocketFactory);
 145             healthMonitor.monitor(signalWebSocket);
 146         });
 147     }
 148
 149     public SignalServiceMessageReceiver getMessageReceiver() {
 150         return getOrCreate(() -> messageReceiver,
 151                 () -> messageReceiver = new SignalServiceMessageReceiver(serviceEnvironmentConfig.getSignalServiceConfiguration(),
 152                         credentialsProvider,
 153                         userAgent,
 154                         getClientZkProfileOperations(),
 155                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 156     }
 157
 158     public SignalServiceMessageSender getMessageSender() {
 159         return getOrCreate(() -> messageSender,
 160                 () -> messageSender = new SignalServiceMessageSender(serviceEnvironmentConfig.getSignalServiceConfiguration(),
 161                         credentialsProvider,
 162                         dataStore,
 163                         sessionLock,
 164                         userAgent,
 165                         getSignalWebSocket(),
 166                         Optional.absent(),
 167                         getClientZkProfileOperations(),
 168                         executor,
 169                         ServiceConfig.MAX_ENVELOPE_SIZE,
 170                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 171     }
 172
 173     public KeyBackupService getKeyBackupService() {
 174         return getOrCreate(() -> keyBackupService,
 175                 () -> keyBackupService = getAccountManager().getKeyBackupService(ServiceConfig.getIasKeyStore(),
 176                         serviceEnvironmentConfig.getKeyBackupConfig().getEnclaveName(),
 177                         serviceEnvironmentConfig.getKeyBackupConfig().getServiceId(),
 178                         serviceEnvironmentConfig.getKeyBackupConfig().getMrenclave(),
 179                         10));
 180     }
 181
 182     public ProfileService getProfileService() {
 183         return getOrCreate(() -> profileService,
 184                 () -> profileService = new ProfileService(getClientZkProfileOperations(),
 185                         getMessageReceiver(),
 186                         getSignalWebSocket()));
 187     }
 188
 189     public SignalServiceCipher getCipher() {
 190         return getOrCreate(() -> cipher, () -> {
 191             final var certificateValidator = new CertificateValidator(serviceEnvironmentConfig.getUnidentifiedSenderTrustRoot());
 192             final var address = new SignalServiceAddress(credentialsProvider.getAci(), credentialsProvider.getE164());
 193             final var deviceId = credentialsProvider.getDeviceId();
 194             cipher = new SignalServiceCipher(address, deviceId, dataStore.aci(), sessionLock, certificateValidator);
 195         });
 196     }
 197
 198     private <T> T getOrCreate(Supplier<T> supplier, Callable creator) {
 199         var value = supplier.get();
 200         if (value != null) {
 201             return value;
 202         }
 203
 204         synchronized (LOCK) {
 205             value = supplier.get();
 206             if (value != null) {
 207                 return value;
 208             }
 209             creator.call();
 210             return supplier.get();
 211         }
 212     }
 213
 214     private interface Callable {
 215
 216         void call();
 217     }
 218 }