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

   1 package org.asamk.signal;
   2
   3 import net.sourceforge.argparse4j.ArgumentParsers;
   4 import net.sourceforge.argparse4j.impl.Arguments;
   5 import net.sourceforge.argparse4j.inf.ArgumentParser;
   6 import net.sourceforge.argparse4j.inf.Namespace;
   7
   8 import org.asamk.Signal;
   9 import org.asamk.SignalControl;
  10 import org.asamk.signal.commands.Command;
  11 import org.asamk.signal.commands.Commands;
  12 import org.asamk.signal.commands.LocalCommand;
  13 import org.asamk.signal.commands.MultiLocalCommand;
  14 import org.asamk.signal.commands.ProvisioningCommand;
  15 import org.asamk.signal.commands.RegistrationCommand;
  16 import org.asamk.signal.commands.exceptions.CommandException;
  17 import org.asamk.signal.commands.exceptions.IOErrorException;
  18 import org.asamk.signal.commands.exceptions.UnexpectedErrorException;
  19 import org.asamk.signal.commands.exceptions.UserErrorException;
  20 import org.asamk.signal.dbus.DbusManagerImpl;
  21 import org.asamk.signal.dbus.DbusMultiAccountManagerImpl;
  22 import org.asamk.signal.dbus.DbusProvisioningManagerImpl;
  23 import org.asamk.signal.dbus.DbusRegistrationManagerImpl;
  24 import org.asamk.signal.manager.Manager;
  25 import org.asamk.signal.manager.RegistrationManager;
  26 import org.asamk.signal.manager.SignalAccountFiles;
  27 import org.asamk.signal.manager.api.AccountCheckException;
  28 import org.asamk.signal.manager.api.NotRegisteredException;
  29 import org.asamk.signal.manager.config.ServiceConfig;
  30 import org.asamk.signal.manager.config.ServiceEnvironment;
  31 import org.asamk.signal.manager.storage.identities.TrustNewIdentity;
  32 import org.asamk.signal.output.JsonWriterImpl;
  33 import org.asamk.signal.output.OutputWriter;
  34 import org.asamk.signal.output.PlainTextWriterImpl;
  35 import org.asamk.signal.util.IOUtils;
  36 import org.freedesktop.dbus.connections.impl.DBusConnection;
  37 import org.freedesktop.dbus.connections.impl.DBusConnectionBuilder;
  38 import org.freedesktop.dbus.errors.ServiceUnknown;
  39 import org.freedesktop.dbus.errors.UnknownMethod;
  40 import org.freedesktop.dbus.exceptions.DBusException;
  41 import org.freedesktop.dbus.exceptions.DBusExecutionException;
  42 import org.slf4j.Logger;
  43 import org.slf4j.LoggerFactory;
  44
  45 import java.io.BufferedWriter;
  46 import java.io.File;
  47 import java.io.IOException;
  48 import java.io.OutputStreamWriter;
  49 import java.nio.charset.Charset;
  50
  51 import static net.sourceforge.argparse4j.DefaultSettings.VERSION_0_9_0_DEFAULT_SETTINGS;
  52
  53 public class App {
  54
  55     private final static Logger logger = LoggerFactory.getLogger(App.class);
  56
  57     private final Namespace ns;
  58
  59     static ArgumentParser buildArgumentParser() {
  60         var parser = ArgumentParsers.newFor("signal-cli", VERSION_0_9_0_DEFAULT_SETTINGS)
  61                 .includeArgumentNamesAsKeysInResult(true)
  62                 .build()
  63                 .defaultHelp(true)
  64                 .description("Commandline interface for Signal.")
  65                 .version(BaseConfig.PROJECT_NAME + " " + BaseConfig.PROJECT_VERSION);
  66
  67         parser.addArgument("-v", "--version").help("Show package version.").action(Arguments.version());
  68         parser.addArgument("--verbose")
  69                 .help("Raise log level and include lib signal logs. Specify multiple times for even more logs.")
  70                 .action(Arguments.count());
  71         parser.addArgument("--log-file")
  72                 .type(File.class)
  73                 .help("Write log output to the given file. If --verbose is also given, the detailed logs will only be written to the log file.");
  74         parser.addArgument("-c", "--config")
  75                 .help("Set the path, where to store the config (Default: $XDG_DATA_HOME/signal-cli , $HOME/.local/share/signal-cli).");
  76
  77         parser.addArgument("-a", "--account", "-u", "--username")
  78                 .help("Specify your phone number, that will be your identifier.");
  79
  80         var mut = parser.addMutuallyExclusiveGroup();
  81         mut.addArgument("--dbus").dest("global-dbus").help("Make request via user dbus.").action(Arguments.storeTrue());
  82         mut.addArgument("--dbus-system")
  83                 .dest("global-dbus-system")
  84                 .help("Make request via system dbus.")
  85                 .action(Arguments.storeTrue());
  86
  87         parser.addArgument("-o", "--output")
  88                 .help("Choose to output in plain text or JSON")
  89                 .type(Arguments.enumStringType(OutputType.class));
  90
  91         parser.addArgument("--service-environment")
  92                 .help("Choose the server environment to use.")
  93                 .type(Arguments.enumStringType(ServiceEnvironmentCli.class))
  94                 .setDefault(ServiceEnvironmentCli.LIVE);
  95
  96         parser.addArgument("--trust-new-identities")
  97                 .help("Choose when to trust new identities.")
  98                 .type(Arguments.enumStringType(TrustNewIdentityCli.class))
  99                 .setDefault(TrustNewIdentityCli.ON_FIRST_USE);
 100
 101         var subparsers = parser.addSubparsers().title("subcommands").dest("command");
 102
 103         Commands.getCommandSubparserAttachers().forEach((key, value) -> {
 104             var subparser = subparsers.addParser(key);
 105             value.attachToSubparser(subparser);
 106         });
 107
 108         return parser;
 109     }
 110
 111     public App(final Namespace ns) {
 112         this.ns = ns;
 113     }
 114
 115     public void init() throws CommandException {
 116         var commandKey = ns.getString("command");
 117         var command = Commands.getCommand(commandKey);
 118         if (command == null) {
 119             throw new UserErrorException("Command not implemented!");
 120         }
 121
 122         var outputTypeInput = ns.<OutputType>get("output");
 123         var outputType = outputTypeInput == null
 124                 ? command.getSupportedOutputTypes().stream().findFirst().orElse(null)
 125                 : outputTypeInput;
 126         var writer = new BufferedWriter(new OutputStreamWriter(System.out, Charset.defaultCharset()));
 127         var outputWriter = outputType == null
 128                 ? null
 129                 : outputType == OutputType.JSON ? new JsonWriterImpl(writer) : new PlainTextWriterImpl(writer);
 130
 131         if (outputWriter != null && !command.getSupportedOutputTypes().contains(outputType)) {
 132             throw new UserErrorException("Command doesn't support output type " + outputType);
 133         }
 134
 135         var account = ns.getString("account");
 136
 137         final var useDbus = Boolean.TRUE.equals(ns.getBoolean("global-dbus"));
 138         final var useDbusSystem = Boolean.TRUE.equals(ns.getBoolean("global-dbus-system"));
 139         if (useDbus || useDbusSystem) {
 140             // If account is null, it will connect to the default object path
 141             initDbusClient(command, account, useDbusSystem, outputWriter);
 142             return;
 143         }
 144
 145         if (!ServiceConfig.isSignalClientAvailable()) {
 146             throw new UserErrorException("Missing required native library dependency: libsignal-client");
 147         }
 148
 149         final File configPath;
 150         var config = ns.getString("config");
 151         if (config != null) {
 152             configPath = new File(config);
 153         } else {
 154             configPath = getDefaultConfigPath();
 155         }
 156
 157         final var serviceEnvironmentCli = ns.<ServiceEnvironmentCli>get("service-environment");
 158         final var serviceEnvironment = serviceEnvironmentCli == ServiceEnvironmentCli.LIVE
 159                 ? ServiceEnvironment.LIVE
 160                 : ServiceEnvironment.STAGING;
 161
 162         final var trustNewIdentityCli = ns.<TrustNewIdentityCli>get("trust-new-identities");
 163         final var trustNewIdentity = trustNewIdentityCli == TrustNewIdentityCli.ON_FIRST_USE
 164                 ? TrustNewIdentity.ON_FIRST_USE
 165                 : trustNewIdentityCli == TrustNewIdentityCli.ALWAYS ? TrustNewIdentity.ALWAYS : TrustNewIdentity.NEVER;
 166
 167         final SignalAccountFiles signalAccountFiles;
 168         try {
 169             signalAccountFiles = new SignalAccountFiles(configPath,
 170                     serviceEnvironment,
 171                     BaseConfig.USER_AGENT,
 172                     trustNewIdentity);
 173         } catch (IOException e) {
 174             throw new IOErrorException("Failed to read local accounts list", e);
 175         }
 176
 177         if (command instanceof ProvisioningCommand provisioningCommand) {
 178             if (account != null) {
 179                 throw new UserErrorException("You cannot specify a account (phone number) when linking");
 180             }
 181
 182             handleProvisioningCommand(provisioningCommand, signalAccountFiles, outputWriter);
 183             return;
 184         }
 185
 186         if (account == null) {
 187             if (command instanceof MultiLocalCommand multiLocalCommand) {
 188                 handleMultiLocalCommand(multiLocalCommand, signalAccountFiles, outputWriter);
 189                 return;
 190             }
 191
 192             var accounts = signalAccountFiles.getAllLocalAccountNumbers();
 193             if (accounts.size() == 0) {
 194                 throw new UserErrorException("No local users found, you first need to register or link an account");
 195             } else if (accounts.size() > 1) {
 196                 throw new UserErrorException(
 197                         "Multiple users found, you need to specify an account (phone number) with -a");
 198             }
 199
 200             account = accounts.stream().findFirst().get();
 201         } else if (!Manager.isValidNumber(account, null)) {
 202             throw new UserErrorException("Invalid account (phone number), make sure you include the country code.");
 203         }
 204
 205         if (command instanceof RegistrationCommand registrationCommand) {
 206             handleRegistrationCommand(registrationCommand, account, signalAccountFiles);
 207             return;
 208         }
 209
 210         if (!(command instanceof LocalCommand)) {
 211             throw new UserErrorException("Command only works in multi-account mode");
 212         }
 213
 214         handleLocalCommand((LocalCommand) command, account, signalAccountFiles, outputWriter);
 215     }
 216
 217     private void handleProvisioningCommand(
 218             final ProvisioningCommand command,
 219             final SignalAccountFiles signalAccountFiles,
 220             final OutputWriter outputWriter
 221     ) throws CommandException {
 222         var pm = signalAccountFiles.initProvisioningManager();
 223         command.handleCommand(ns, pm, outputWriter);
 224     }
 225
 226     private void handleProvisioningCommand(
 227             final ProvisioningCommand c, final DBusConnection dBusConn, final OutputWriter outputWriter
 228     ) throws CommandException, DBusException {
 229         final var signalControl = dBusConn.getRemoteObject(DbusConfig.getBusname(),
 230                 DbusConfig.getObjectPath(),
 231                 SignalControl.class);
 232         final var provisioningManager = new DbusProvisioningManagerImpl(signalControl, dBusConn);
 233         try {
 234             c.handleCommand(ns, provisioningManager, outputWriter);
 235         } catch (UnsupportedOperationException e) {
 236             throw new UserErrorException("Command is not yet implemented via dbus", e);
 237         } catch (DBusExecutionException e) {
 238             throw new UnexpectedErrorException(e.getMessage(), e);
 239         }
 240     }
 241
 242     private void handleRegistrationCommand(
 243             final RegistrationCommand command, final String account, final SignalAccountFiles signalAccountFiles
 244     ) throws CommandException {
 245         try (final var manager = loadRegistrationManager(account, signalAccountFiles)) {
 246             command.handleCommand(ns, manager);
 247         } catch (IOException e) {
 248             logger.warn("Cleanup failed", e);
 249         }
 250     }
 251
 252     private void handleRegistrationCommand(
 253             final RegistrationCommand c, String account, final DBusConnection dBusConn, final OutputWriter outputWriter
 254     ) throws CommandException, DBusException {
 255         final var signalControl = dBusConn.getRemoteObject(DbusConfig.getBusname(),
 256                 DbusConfig.getObjectPath(),
 257                 SignalControl.class);
 258         try (final var registrationManager = new DbusRegistrationManagerImpl(account, signalControl, dBusConn)) {
 259             c.handleCommand(ns, registrationManager);
 260         } catch (UnsupportedOperationException e) {
 261             throw new UserErrorException("Command is not yet implemented via dbus", e);
 262         } catch (DBusExecutionException e) {
 263             throw new UnexpectedErrorException(e.getMessage(), e);
 264         }
 265     }
 266
 267     private void handleLocalCommand(
 268             final LocalCommand command,
 269             final String account,
 270             final SignalAccountFiles signalAccountFiles,
 271             final OutputWriter outputWriter
 272     ) throws CommandException {
 273         try (var m = loadManager(account, signalAccountFiles)) {
 274             command.handleCommand(ns, m, outputWriter);
 275         } catch (IOException e) {
 276             logger.warn("Cleanup failed", e);
 277         }
 278     }
 279
 280     private void handleLocalCommand(
 281             final LocalCommand c,
 282             String accountObjectPath,
 283             final DBusConnection dBusConn,
 284             final OutputWriter outputWriter
 285     ) throws CommandException, DBusException {
 286         var signal = dBusConn.getRemoteObject(DbusConfig.getBusname(), accountObjectPath, Signal.class);
 287         try (final var m = new DbusManagerImpl(signal, dBusConn)) {
 288             c.handleCommand(ns, m, outputWriter);
 289         } catch (UnsupportedOperationException e) {
 290             throw new UserErrorException("Command is not yet implemented via dbus", e);
 291         } catch (DBusExecutionException e) {
 292             throw new UnexpectedErrorException(e.getMessage(), e);
 293         }
 294     }
 295
 296     private void handleMultiLocalCommand(
 297             final MultiLocalCommand command,
 298             final SignalAccountFiles signalAccountFiles,
 299             final OutputWriter outputWriter
 300     ) throws CommandException {
 301         try (var multiAccountManager = signalAccountFiles.initMultiAccountManager()) {
 302             command.handleCommand(ns, multiAccountManager, outputWriter);
 303         }
 304     }
 305
 306     private void handleMultiLocalCommand(
 307             final MultiLocalCommand c, final DBusConnection dBusConn, final OutputWriter outputWriter
 308     ) throws CommandException, DBusException {
 309         final var signalControl = dBusConn.getRemoteObject(DbusConfig.getBusname(),
 310                 DbusConfig.getObjectPath(),
 311                 SignalControl.class);
 312         try (final var multiAccountManager = new DbusMultiAccountManagerImpl(signalControl, dBusConn)) {
 313             c.handleCommand(ns, multiAccountManager, outputWriter);
 314         } catch (UnsupportedOperationException e) {
 315             throw new UserErrorException("Command is not yet implemented via dbus", e);
 316         }
 317     }
 318
 319     private RegistrationManager loadRegistrationManager(
 320             final String account, final SignalAccountFiles signalAccountFiles
 321     ) throws UnexpectedErrorException {
 322         try {
 323             return signalAccountFiles.initRegistrationManager(account);
 324         } catch (Throwable e) {
 325             throw new UnexpectedErrorException("Error loading or creating state file: "
 326                     + e.getMessage()
 327                     + " ("
 328                     + e.getClass().getSimpleName()
 329                     + ")", e);
 330         }
 331     }
 332
 333     private Manager loadManager(
 334             final String account, final SignalAccountFiles signalAccountFiles
 335     ) throws CommandException {
 336         logger.trace("Loading account file for {}", account);
 337         try {
 338             return signalAccountFiles.initManager(account);
 339         } catch (NotRegisteredException e) {
 340             throw new UserErrorException("User " + account + " is not registered.");
 341         } catch (AccountCheckException ace) {
 342             if (ace.getCause() instanceof IOException e) {
 343                 throw new IOErrorException("Error while checking account " + account + ": " + e.getMessage(), e);
 344             } else {
 345                 throw new UnexpectedErrorException("Error while checking account " + account + ": " + ace.getMessage(),
 346                         ace);
 347             }
 348         } catch (Throwable e) {
 349             throw new UnexpectedErrorException("Error loading state file for user "
 350                     + account
 351                     + ": "
 352                     + e.getMessage()
 353                     + " ("
 354                     + e.getClass().getSimpleName()
 355                     + ")", e);
 356         }
 357     }
 358
 359     private void initDbusClient(
 360             final Command command, final String account, final boolean systemBus, final OutputWriter outputWriter
 361     ) throws CommandException {
 362         try {
 363             DBusConnection.DBusBusType busType;
 364             if (systemBus) {
 365                 busType = DBusConnection.DBusBusType.SYSTEM;
 366             } else {
 367                 busType = DBusConnection.DBusBusType.SESSION;
 368             }
 369             try (var dBusConn = DBusConnectionBuilder.forType(busType).build()) {
 370                 if (command instanceof ProvisioningCommand c) {
 371                     if (account != null) {
 372                         throw new UserErrorException("You cannot specify a account (phone number) when linking");
 373                     }
 374
 375                     handleProvisioningCommand(c, dBusConn, outputWriter);
 376                     return;
 377                 }
 378
 379                 if (account == null && command instanceof MultiLocalCommand c) {
 380                     handleMultiLocalCommand(c, dBusConn, outputWriter);
 381                     return;
 382                 }
 383                 if (account != null && command instanceof RegistrationCommand c) {
 384                     handleRegistrationCommand(c, account, dBusConn, outputWriter);
 385                     return;
 386                 }
 387                 if (!(command instanceof LocalCommand localCommand)) {
 388                     throw new UserErrorException("Command only works in multi-account mode");
 389                 }
 390
 391                 var accountObjectPath = account == null ? tryGetSingleAccountObjectPath(dBusConn) : null;
 392                 if (accountObjectPath == null) {
 393                     accountObjectPath = DbusConfig.getObjectPath(account);
 394                 }
 395                 handleLocalCommand(localCommand, accountObjectPath, dBusConn, outputWriter);
 396             }
 397         } catch (ServiceUnknown e) {
 398             throw new UserErrorException("signal-cli DBus daemon not running on "
 399                     + (systemBus ? "system" : "session")
 400                     + " bus: "
 401                     + e.getMessage(), e);
 402         } catch (DBusExecutionException | DBusException | IOException e) {
 403             throw new UnexpectedErrorException("Dbus client failed: " + e.getMessage(), e);
 404         }
 405     }
 406
 407     private String tryGetSingleAccountObjectPath(final DBusConnection dBusConn) throws DBusException, CommandException {
 408         var control = dBusConn.getRemoteObject(DbusConfig.getBusname(),
 409                 DbusConfig.getObjectPath(),
 410                 SignalControl.class);
 411         try {
 412             final var accounts = control.listAccounts();
 413             if (accounts.size() == 0) {
 414                 throw new UserErrorException("No local users found, you first need to register or link an account");
 415             } else if (accounts.size() > 1) {
 416                 throw new UserErrorException(
 417                         "Multiple users found, you need to specify an account (phone number) with -a");
 418             }
 419
 420             return accounts.get(0).getPath();
 421         } catch (UnknownMethod e) {
 422             // dbus daemon not running in multi-account mode
 423             return null;
 424         }
 425     }
 426
 427     /**
 428      * @return the default data directory to be used by signal-cli.
 429      */
 430     private static File getDefaultConfigPath() {
 431         return new File(IOUtils.getDataHomeDir(), "signal-cli");
 432     }
 433 }