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 SignalServiceAccountManager accountManager;
  44     private GroupsV2Api groupsV2Api;
  45     private GroupsV2Operations groupsV2Operations;
  46     private ClientZkOperations clientZkOperations;
  47
  48     private SignalWebSocket signalWebSocket;
  49     private SignalServiceMessageReceiver messageReceiver;
  50     private SignalServiceMessageSender messageSender;
  51
  52     private KeyBackupService keyBackupService;
  53     private ProfileService profileService;
  54     private SignalServiceCipher cipher;
  55
  56     SignalDependencies(
  57             final ServiceEnvironmentConfig serviceEnvironmentConfig,
  58             final String userAgent,
  59             final CredentialsProvider credentialsProvider,
  60             final SignalServiceDataStore dataStore,
  61             final ExecutorService executor,
  62             final SignalSessionLock sessionLock
  63     ) {
  64         this.serviceEnvironmentConfig = serviceEnvironmentConfig;
  65         this.userAgent = userAgent;
  66         this.credentialsProvider = credentialsProvider;
  67         this.dataStore = dataStore;
  68         this.executor = executor;
  69         this.sessionLock = sessionLock;
  70     }
  71
  72     public void resetAfterAddressChange() {
  73         this.messageSender = null;
  74         this.cipher = null;
  75     }
  76
  77     public ServiceEnvironmentConfig getServiceEnvironmentConfig() {
  78         return serviceEnvironmentConfig;
  79     }
  80
  81     public SignalServiceAccountManager getAccountManager() {
  82         return getOrCreate(() -> accountManager,
  83                 () -> accountManager = new SignalServiceAccountManager(serviceEnvironmentConfig.getSignalServiceConfiguration(),
  84                         credentialsProvider,
  85                         userAgent,
  86                         getGroupsV2Operations(),
  87                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
  88     }
  89
  90     public SignalServiceAccountManager createUnauthenticatedAccountManager(String number, String password) {
  91         return new SignalServiceAccountManager(getServiceEnvironmentConfig().getSignalServiceConfiguration(),
  92                 null,
  93                 null,
  94                 number,
  95                 SignalServiceAddress.DEFAULT_DEVICE_ID,
  96                 password,
  97                 userAgent,
  98                 ServiceConfig.AUTOMATIC_NETWORK_RETRY,
  99                 ServiceConfig.GROUP_MAX_SIZE);
 100     }
 101
 102     public GroupsV2Api getGroupsV2Api() {
 103         return getOrCreate(() -> groupsV2Api, () -> groupsV2Api = getAccountManager().getGroupsV2Api());
 104     }
 105
 106     public GroupsV2Operations getGroupsV2Operations() {
 107         return getOrCreate(() -> groupsV2Operations,
 108                 () -> groupsV2Operations = capabilities.isGv2()
 109                         ? new GroupsV2Operations(ClientZkOperations.create(serviceEnvironmentConfig.getSignalServiceConfiguration()),
 110                         ServiceConfig.GROUP_MAX_SIZE)
 111                         : null);
 112     }
 113
 114     private ClientZkOperations getClientZkOperations() {
 115         return getOrCreate(() -> clientZkOperations,
 116                 () -> clientZkOperations = capabilities.isGv2()
 117                         ? ClientZkOperations.create(serviceEnvironmentConfig.getSignalServiceConfiguration())
 118                         : null);
 119     }
 120
 121     private ClientZkProfileOperations getClientZkProfileOperations() {
 122         final var clientZkOperations = getClientZkOperations();
 123         return clientZkOperations == null ? null : clientZkOperations.getProfileOperations();
 124     }
 125
 126     public SignalWebSocket getSignalWebSocket() {
 127         return getOrCreate(() -> signalWebSocket, () -> {
 128             final var timer = new UptimeSleepTimer();
 129             final var healthMonitor = new SignalWebSocketHealthMonitor(timer);
 130             final var webSocketFactory = new WebSocketFactory() {
 131                 @Override
 132                 public WebSocketConnection createWebSocket() {
 133                     return new WebSocketConnection("normal",
 134                             serviceEnvironmentConfig.getSignalServiceConfiguration(),
 135                             Optional.of(credentialsProvider),
 136                             userAgent,
 137                             healthMonitor,
 138                             true);
 139                 }
 140
 141                 @Override
 142                 public WebSocketConnection createUnidentifiedWebSocket() {
 143                     return new WebSocketConnection("unidentified",
 144                             serviceEnvironmentConfig.getSignalServiceConfiguration(),
 145                             Optional.empty(),
 146                             userAgent,
 147                             healthMonitor,
 148                             true);
 149                 }
 150             };
 151             signalWebSocket = new SignalWebSocket(webSocketFactory);
 152             healthMonitor.monitor(signalWebSocket);
 153         });
 154     }
 155
 156     public SignalServiceMessageReceiver getMessageReceiver() {
 157         return getOrCreate(() -> messageReceiver,
 158                 () -> messageReceiver = new SignalServiceMessageReceiver(serviceEnvironmentConfig.getSignalServiceConfiguration(),
 159                         credentialsProvider,
 160                         userAgent,
 161                         getClientZkProfileOperations(),
 162                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 163     }
 164
 165     public SignalServiceMessageSender getMessageSender() {
 166         return getOrCreate(() -> messageSender,
 167                 () -> messageSender = new SignalServiceMessageSender(serviceEnvironmentConfig.getSignalServiceConfiguration(),
 168                         credentialsProvider,
 169                         dataStore,
 170                         sessionLock,
 171                         userAgent,
 172                         getSignalWebSocket(),
 173                         Optional.empty(),
 174                         getClientZkProfileOperations(),
 175                         executor,
 176                         ServiceConfig.MAX_ENVELOPE_SIZE,
 177                         ServiceConfig.AUTOMATIC_NETWORK_RETRY));
 178     }
 179
 180     public KeyBackupService getKeyBackupService() {
 181         return getOrCreate(() -> keyBackupService,
 182                 () -> keyBackupService = getAccountManager().getKeyBackupService(ServiceConfig.getIasKeyStore(),
 183                         serviceEnvironmentConfig.getKeyBackupConfig().getEnclaveName(),
 184                         serviceEnvironmentConfig.getKeyBackupConfig().getServiceId(),
 185                         serviceEnvironmentConfig.getKeyBackupConfig().getMrenclave(),
 186                         10));
 187     }
 188
 189     public Collection<KeyBackupService> getFallbackKeyBackupServices() {
 190         return serviceEnvironmentConfig.getFallbackKeyBackupConfigs()
 191                 .stream()
 192                 .map(config -> getAccountManager().getKeyBackupService(ServiceConfig.getIasKeyStore(),
 193                         config.getEnclaveName(),
 194                         config.getServiceId(),
 195                         config.getMrenclave(),
 196                         10))
 197                 .toList();
 198     }
 199
 200     public ProfileService getProfileService() {
 201         return getOrCreate(() -> profileService,
 202                 () -> profileService = new ProfileService(getClientZkProfileOperations(),
 203                         getMessageReceiver(),
 204                         getSignalWebSocket()));
 205     }
 206
 207     public SignalServiceCipher getCipher() {
 208         return getOrCreate(() -> cipher, () -> {
 209             final var certificateValidator = new CertificateValidator(serviceEnvironmentConfig.getUnidentifiedSenderTrustRoot());
 210             final var address = new SignalServiceAddress(credentialsProvider.getAci(), credentialsProvider.getE164());
 211             final var deviceId = credentialsProvider.getDeviceId();
 212             cipher = new SignalServiceCipher(address, deviceId, dataStore.aci(), sessionLock, certificateValidator);
 213         });
 214     }
 215
 216     private <T> T getOrCreate(Supplier<T> supplier, Callable creator) {
 217         var value = supplier.get();
 218         if (value != null) {
 219             return value;
 220         }
 221
 222         synchronized (LOCK) {
 223             value = supplier.get();
 224             if (value != null) {
 225                 return value;
 226             }
 227             creator.call();
 228             return supplier.get();
 229         }
 230     }
 231
 232     private interface Callable {
 233
 234         void call();
 235     }
 236 }