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                 null,
  93                 number,
  94                 SignalServiceAddress.DEFAULT_DEVICE_ID,
  95                 password,
  96                 userAgent,
  97                 ServiceConfig.AUTOMATIC_NETWORK_RETRY);
  98     }
  99
 100     public GroupsV2Api getGroupsV2Api() {
 101         return getOrCreate(() -> groupsV2Api, () -> groupsV2Api = getAccountManager().getGroupsV2Api());
 102     }
 103
 104     public GroupsV2Operations getGroupsV2Operations() {
 105         return getOrCreate(() -> groupsV2Operations,
 106                 () -> groupsV2Operations = capabilities.isGv2() ? new GroupsV2Operations(ClientZkOperations.create(
 107                         serviceEnvironmentConfig.getSignalServiceConfiguration())) : null);
 108     }
 109
 110     private ClientZkOperations getClientZkOperations() {
 111         return getOrCreate(() -> clientZkOperations,
 112                 () -> clientZkOperations = capabilities.isGv2()
 113                         ? ClientZkOperations.create(serviceEnvironmentConfig.getSignalServiceConfiguration())
 114                         : null);
 115     }
 116
 117     private ClientZkProfileOperations getClientZkProfileOperations() {
 118         final var clientZkOperations = getClientZkOperations();
 119         return clientZkOperations == null ? null : clientZkOperations.getProfileOperations();
 120     }
 121
 122     public SignalWebSocket getSignalWebSocket() {
 123         return getOrCreate(() -> signalWebSocket, () -> {
 124             final var timer = new UptimeSleepTimer();
 125             final var healthMonitor = new SignalWebSocketHealthMonitor(timer);
 126             final var webSocketFactory = new WebSocketFactory() {
 127                 @Override
 128                 public WebSocketConnection createWebSocket() {
 129                     return new WebSocketConnection("normal",
 130                             serviceEnvironmentConfig.getSignalServiceConfiguration(),
 131                             Optional.of(credentialsProvider),
 132                             userAgent,
 133                             healthMonitor);
 134                 }
 135
 136                 @Override
 137                 public WebSocketConnection createUnidentifiedWebSocket() {
 138                     return new WebSocketConnection("unidentified",
 139                             serviceEnvironmentConfig.getSignalServiceConfiguration(),
 140                             Optional.absent(),
 141                             userAgent,
 142                             healthMonitor);
 143                 }
 144             };
 145             signalWebSocket = new SignalWebSocket(webSocketFactory);
 146             healthMonitor.monitor(signalWebSocket);
 147         });
 148     }
 149
 150     public SignalServiceMessageReceiver getMessageReceiver() {
 151         return getOrCreate(() -> messageReceiver,
 152                 () -> messageReceiver = new SignalServiceMessageReceiver(serviceEnvironmentConfig.getSignalServiceConfiguration(),
 153                         credentialsProvider,
 154                         userAgent,
 155                         getClientZkProfileOperations(),
 156                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 157     }
 158
 159     public SignalServiceMessageSender getMessageSender() {
 160         return getOrCreate(() -> messageSender,
 161                 () -> messageSender = new SignalServiceMessageSender(serviceEnvironmentConfig.getSignalServiceConfiguration(),
 162                         credentialsProvider,
 163                         dataStore,
 164                         sessionLock,
 165                         userAgent,
 166                         getSignalWebSocket(),
 167                         Optional.absent(),
 168                         getClientZkProfileOperations(),
 169                         executor,
 170                         ServiceConfig.MAX_ENVELOPE_SIZE,
 171                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 172     }
 173
 174     public KeyBackupService getKeyBackupService() {
 175         return getOrCreate(() -> keyBackupService,
 176                 () -> keyBackupService = getAccountManager().getKeyBackupService(ServiceConfig.getIasKeyStore(),
 177                         serviceEnvironmentConfig.getKeyBackupConfig().getEnclaveName(),
 178                         serviceEnvironmentConfig.getKeyBackupConfig().getServiceId(),
 179                         serviceEnvironmentConfig.getKeyBackupConfig().getMrenclave(),
 180                         10));
 181     }
 182
 183     public ProfileService getProfileService() {
 184         return getOrCreate(() -> profileService,
 185                 () -> profileService = new ProfileService(getClientZkProfileOperations(),
 186                         getMessageReceiver(),
 187                         getSignalWebSocket()));
 188     }
 189
 190     public SignalServiceCipher getCipher() {
 191         return getOrCreate(() -> cipher, () -> {
 192             final var certificateValidator = new CertificateValidator(serviceEnvironmentConfig.getUnidentifiedSenderTrustRoot());
 193             final var address = new SignalServiceAddress(credentialsProvider.getAci(), credentialsProvider.getE164());
 194             final var deviceId = credentialsProvider.getDeviceId();
 195             cipher = new SignalServiceCipher(address, deviceId, dataStore.aci(), sessionLock, certificateValidator);
 196         });
 197     }
 198
 199     private <T> T getOrCreate(Supplier<T> supplier, Callable creator) {
 200         var value = supplier.get();
 201         if (value != null) {
 202             return value;
 203         }
 204
 205         synchronized (LOCK) {
 206             value = supplier.get();
 207             if (value != null) {
 208                 return value;
 209             }
 210             creator.call();
 211             return supplier.get();
 212         }
 213     }
 214
 215     private interface Callable {
 216
 217         void call();
 218     }
 219 }