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

   1 /*
   2   Copyright (C) 2015-2018 AsamK
   3
   4   This program is free software: you can redistribute it and/or modify
   5   it under the terms of the GNU General Public License as published by
   6   the Free Software Foundation, either version 3 of the License, or
   7   (at your option) any later version.
   8
   9   This program is distributed in the hope that it will be useful,
  10   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12   GNU General Public License for more details.
  13
  14   You should have received a copy of the GNU General Public License
  15   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.asamk.signal;
  18
  19 import net.sourceforge.argparse4j.ArgumentParsers;
  20 import net.sourceforge.argparse4j.impl.Arguments;
  21 import net.sourceforge.argparse4j.inf.*;
  22 import org.apache.http.util.TextUtils;
  23 import org.asamk.Signal;
  24 import org.asamk.signal.manager.BaseConfig;
  25 import org.asamk.signal.manager.Manager;
  26 import org.asamk.signal.storage.groups.GroupInfo;
  27 import org.asamk.signal.storage.protocol.JsonIdentityKeyStore;
  28 import org.asamk.signal.util.DateUtils;
  29 import org.asamk.signal.util.Hex;
  30 import org.asamk.signal.util.IOUtils;
  31 import org.asamk.signal.util.Util;
  32 import org.freedesktop.dbus.DBusConnection;
  33 import org.freedesktop.dbus.DBusSigHandler;
  34 import org.freedesktop.dbus.exceptions.DBusException;
  35 import org.freedesktop.dbus.exceptions.DBusExecutionException;
  36 import org.whispersystems.libsignal.InvalidKeyException;
  37 import org.whispersystems.libsignal.util.guava.Optional;
  38 import org.whispersystems.signalservice.api.messages.multidevice.DeviceInfo;
  39 import org.whispersystems.signalservice.api.push.exceptions.EncapsulatedExceptions;
  40 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  41 import org.whispersystems.signalservice.internal.push.LockedException;
  42 import org.whispersystems.signalservice.internal.util.Base64;
  43
  44 import java.io.File;
  45 import java.io.IOException;
  46 import java.net.URI;
  47 import java.net.URISyntaxException;
  48 import java.nio.charset.Charset;
  49 import java.security.Security;
  50 import java.util.ArrayList;
  51 import java.util.List;
  52 import java.util.Locale;
  53 import java.util.Map;
  54 import java.util.concurrent.TimeUnit;
  55 import java.util.concurrent.TimeoutException;
  56
  57 import static org.asamk.signal.util.ErrorUtils.*;
  58
  59 public class Main {
  60
  61     private static final String SIGNAL_BUSNAME = "org.asamk.Signal";
  62     private static final String SIGNAL_OBJECTPATH = "/org/asamk/Signal";
  63
  64     public static void main(String[] args) {
  65         // Workaround for BKS truststore
  66         Security.insertProviderAt(new org.bouncycastle.jce.provider.BouncyCastleProvider(), 1);
  67
  68         Namespace ns = parseArgs(args);
  69         if (ns == null) {
  70             System.exit(1);
  71         }
  72
  73         int res = handleCommands(ns);
  74         System.exit(res);
  75     }
  76
  77     private static int handleCommands(Namespace ns) {
  78         final String username = ns.getString("username");
  79         Manager m;
  80         Signal ts;
  81         DBusConnection dBusConn = null;
  82         try {
  83             if (ns.getBoolean("dbus") || ns.getBoolean("dbus_system")) {
  84                 try {
  85                     m = null;
  86                     int busType;
  87                     if (ns.getBoolean("dbus_system")) {
  88                         busType = DBusConnection.SYSTEM;
  89                     } else {
  90                         busType = DBusConnection.SESSION;
  91                     }
  92                     dBusConn = DBusConnection.getConnection(busType);
  93                     ts = dBusConn.getRemoteObject(
  94                             SIGNAL_BUSNAME, SIGNAL_OBJECTPATH,
  95                             Signal.class);
  96                 } catch (UnsatisfiedLinkError e) {
  97                     System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
  98                     return 1;
  99                 } catch (DBusException e) {
 100                     e.printStackTrace();
 101                     if (dBusConn != null) {
 102                         dBusConn.disconnect();
 103                     }
 104                     return 3;
 105                 }
 106             } else {
 107                 String settingsPath = ns.getString("config");
 108                 if (TextUtils.isEmpty(settingsPath)) {
 109                     settingsPath = System.getProperty("user.home") + "/.config/signal";
 110                     if (!new File(settingsPath).exists()) {
 111                         String legacySettingsPath = System.getProperty("user.home") + "/.config/textsecure";
 112                         if (new File(legacySettingsPath).exists()) {
 113                             settingsPath = legacySettingsPath;
 114                         }
 115                     }
 116                 }
 117
 118                 m = new Manager(username, settingsPath);
 119                 ts = m;
 120                 try {
 121                     m.init();
 122                 } catch (Exception e) {
 123                     System.err.println("Error loading state file: " + e.getMessage());
 124                     return 2;
 125                 }
 126             }
 127
 128             switch (ns.getString("command")) {
 129                 case "register":
 130                     if (dBusConn != null) {
 131                         System.err.println("register is not yet implemented via dbus");
 132                         return 1;
 133                     }
 134                     try {
 135                         m.register(ns.getBoolean("voice"));
 136                     } catch (IOException e) {
 137                         System.err.println("Request verify error: " + e.getMessage());
 138                         return 3;
 139                     }
 140                     break;
 141                 case "unregister":
 142                     if (dBusConn != null) {
 143                         System.err.println("unregister is not yet implemented via dbus");
 144                         return 1;
 145                     }
 146                     if (!m.isRegistered()) {
 147                         System.err.println("User is not registered.");
 148                         return 1;
 149                     }
 150                     try {
 151                         m.unregister();
 152                     } catch (IOException e) {
 153                         System.err.println("Unregister error: " + e.getMessage());
 154                         return 3;
 155                     }
 156                     break;
 157                 case "updateAccount":
 158                     if (dBusConn != null) {
 159                         System.err.println("updateAccount is not yet implemented via dbus");
 160                         return 1;
 161                     }
 162                     if (!m.isRegistered()) {
 163                         System.err.println("User is not registered.");
 164                         return 1;
 165                     }
 166                     try {
 167                         m.updateAccountAttributes();
 168                     } catch (IOException e) {
 169                         System.err.println("UpdateAccount error: " + e.getMessage());
 170                         return 3;
 171                     }
 172                     break;
 173                 case "setPin":
 174                     if (dBusConn != null) {
 175                         System.err.println("setPin is not yet implemented via dbus");
 176                         return 1;
 177                     }
 178                     if (!m.isRegistered()) {
 179                         System.err.println("User is not registered.");
 180                         return 1;
 181                     }
 182                     try {
 183                         String registrationLockPin = ns.getString("registrationLockPin");
 184                         m.setRegistrationLockPin(Optional.of(registrationLockPin));
 185                     } catch (IOException e) {
 186                         System.err.println("Set pin error: " + e.getMessage());
 187                         return 3;
 188                     }
 189                     break;
 190                 case "removePin":
 191                     if (dBusConn != null) {
 192                         System.err.println("removePin is not yet implemented via dbus");
 193                         return 1;
 194                     }
 195                     if (!m.isRegistered()) {
 196                         System.err.println("User is not registered.");
 197                         return 1;
 198                     }
 199                     try {
 200                         m.setRegistrationLockPin(Optional.<String>absent());
 201                     } catch (IOException e) {
 202                         System.err.println("Remove pin error: " + e.getMessage());
 203                         return 3;
 204                     }
 205                     break;
 206                 case "verify":
 207                     if (dBusConn != null) {
 208                         System.err.println("verify is not yet implemented via dbus");
 209                         return 1;
 210                     }
 211                     if (!m.userHasKeys()) {
 212                         System.err.println("User has no keys, first call register.");
 213                         return 1;
 214                     }
 215                     if (m.isRegistered()) {
 216                         System.err.println("User registration is already verified");
 217                         return 1;
 218                     }
 219                     try {
 220                         String verificationCode = ns.getString("verificationCode");
 221                         String pin = ns.getString("pin");
 222                         m.verifyAccount(verificationCode, pin);
 223                     } catch (LockedException e) {
 224                         System.err.println("Verification failed! This number is locked with a pin. Hours remaining until reset: " + (e.getTimeRemaining() / 1000 / 60 / 60));
 225                         System.err.println("Use '--pin PIN_CODE' to specify the registration lock PIN");
 226                         return 3;
 227                     } catch (IOException e) {
 228                         System.err.println("Verify error: " + e.getMessage());
 229                         return 3;
 230                     }
 231                     break;
 232                 case "link":
 233                     if (dBusConn != null) {
 234                         System.err.println("link is not yet implemented via dbus");
 235                         return 1;
 236                     }
 237
 238                     String deviceName = ns.getString("name");
 239                     if (deviceName == null) {
 240                         deviceName = "cli";
 241                     }
 242                     try {
 243                         System.out.println(m.getDeviceLinkUri());
 244                         m.finishDeviceLink(deviceName);
 245                         System.out.println("Associated with: " + m.getUsername());
 246                     } catch (TimeoutException e) {
 247                         System.err.println("Link request timed out, please try again.");
 248                         return 3;
 249                     } catch (IOException e) {
 250                         System.err.println("Link request error: " + e.getMessage());
 251                         return 3;
 252                     } catch (AssertionError e) {
 253                         handleAssertionError(e);
 254                         return 1;
 255                     } catch (InvalidKeyException e) {
 256                         e.printStackTrace();
 257                         return 2;
 258                     } catch (UserAlreadyExists e) {
 259                         System.err.println("The user " + e.getUsername() + " already exists\nDelete \"" + e.getFileName() + "\" before trying again.");
 260                         return 1;
 261                     }
 262                     break;
 263                 case "addDevice":
 264                     if (dBusConn != null) {
 265                         System.err.println("link is not yet implemented via dbus");
 266                         return 1;
 267                     }
 268                     if (!m.isRegistered()) {
 269                         System.err.println("User is not registered.");
 270                         return 1;
 271                     }
 272                     try {
 273                         m.addDeviceLink(new URI(ns.getString("uri")));
 274                     } catch (IOException e) {
 275                         e.printStackTrace();
 276                         return 3;
 277                     } catch (InvalidKeyException | URISyntaxException e) {
 278                         e.printStackTrace();
 279                         return 2;
 280                     } catch (AssertionError e) {
 281                         handleAssertionError(e);
 282                         return 1;
 283                     }
 284                     break;
 285                 case "listDevices":
 286                     if (dBusConn != null) {
 287                         System.err.println("listDevices is not yet implemented via dbus");
 288                         return 1;
 289                     }
 290                     if (!m.isRegistered()) {
 291                         System.err.println("User is not registered.");
 292                         return 1;
 293                     }
 294                     try {
 295                         List<DeviceInfo> devices = m.getLinkedDevices();
 296                         for (DeviceInfo d : devices) {
 297                             System.out.println("Device " + d.getId() + (d.getId() == m.getDeviceId() ? " (this device)" : "") + ":");
 298                             System.out.println(" Name: " + d.getName());
 299                             System.out.println(" Created: " + DateUtils.formatTimestamp(d.getCreated()));
 300                             System.out.println(" Last seen: " + DateUtils.formatTimestamp(d.getLastSeen()));
 301                         }
 302                     } catch (IOException e) {
 303                         e.printStackTrace();
 304                         return 3;
 305                     }
 306                     break;
 307                 case "removeDevice":
 308                     if (dBusConn != null) {
 309                         System.err.println("removeDevice is not yet implemented via dbus");
 310                         return 1;
 311                     }
 312                     if (!m.isRegistered()) {
 313                         System.err.println("User is not registered.");
 314                         return 1;
 315                     }
 316                     try {
 317                         int deviceId = ns.getInt("deviceId");
 318                         m.removeLinkedDevices(deviceId);
 319                     } catch (IOException e) {
 320                         e.printStackTrace();
 321                         return 3;
 322                     }
 323                     break;
 324                 case "send":
 325                     if (dBusConn == null && !m.isRegistered()) {
 326                         System.err.println("User is not registered.");
 327                         return 1;
 328                     }
 329
 330                     if (ns.getBoolean("endsession")) {
 331                         if (ns.getList("recipient") == null) {
 332                             System.err.println("No recipients given");
 333                             System.err.println("Aborting sending.");
 334                             return 1;
 335                         }
 336                         try {
 337                             ts.sendEndSessionMessage(ns.<String>getList("recipient"));
 338                         } catch (IOException e) {
 339                             handleIOException(e);
 340                             return 3;
 341                         } catch (EncapsulatedExceptions e) {
 342                             handleEncapsulatedExceptions(e);
 343                             return 3;
 344                         } catch (AssertionError e) {
 345                             handleAssertionError(e);
 346                             return 1;
 347                         } catch (DBusExecutionException e) {
 348                             handleDBusExecutionException(e);
 349                             return 1;
 350                         }
 351                     } else {
 352                         String messageText = ns.getString("message");
 353                         if (messageText == null) {
 354                             try {
 355                                 messageText = IOUtils.readAll(System.in, Charset.defaultCharset());
 356                             } catch (IOException e) {
 357                                 System.err.println("Failed to read message from stdin: " + e.getMessage());
 358                                 System.err.println("Aborting sending.");
 359                                 return 1;
 360                             }
 361                         }
 362
 363                         try {
 364                             List<String> attachments = ns.getList("attachment");
 365                             if (attachments == null) {
 366                                 attachments = new ArrayList<>();
 367                             }
 368                             if (ns.getString("group") != null) {
 369                                 byte[] groupId = Util.decodeGroupId(ns.getString("group"));
 370                                 ts.sendGroupMessage(messageText, attachments, groupId);
 371                             } else {
 372                                 ts.sendMessage(messageText, attachments, ns.<String>getList("recipient"));
 373                             }
 374                         } catch (IOException e) {
 375                             handleIOException(e);
 376                             return 3;
 377                         } catch (EncapsulatedExceptions e) {
 378                             handleEncapsulatedExceptions(e);
 379                             return 3;
 380                         } catch (AssertionError e) {
 381                             handleAssertionError(e);
 382                             return 1;
 383                         } catch (GroupNotFoundException e) {
 384                             handleGroupNotFoundException(e);
 385                             return 1;
 386                         } catch (NotAGroupMemberException e) {
 387                             handleNotAGroupMemberException(e);
 388                             return 1;
 389                         } catch (AttachmentInvalidException e) {
 390                             System.err.println("Failed to add attachment: " + e.getMessage());
 391                             System.err.println("Aborting sending.");
 392                             return 1;
 393                         } catch (DBusExecutionException e) {
 394                             handleDBusExecutionException(e);
 395                             return 1;
 396                         } catch (GroupIdFormatException e) {
 397                             handleGroupIdFormatException(e);
 398                             return 1;
 399                         }
 400                     }
 401
 402                     break;
 403                 case "receive":
 404                     if (dBusConn != null) {
 405                         try {
 406                             dBusConn.addSigHandler(Signal.MessageReceived.class, new DBusSigHandler<Signal.MessageReceived>() {
 407                                 @Override
 408                                 public void handle(Signal.MessageReceived s) {
 409                                     System.out.print(String.format("Envelope from: %s\nTimestamp: %s\nBody: %s\n",
 410                                             s.getSender(), DateUtils.formatTimestamp(s.getTimestamp()), s.getMessage()));
 411                                     if (s.getGroupId().length > 0) {
 412                                         System.out.println("Group info:");
 413                                         System.out.println("  Id: " + Base64.encodeBytes(s.getGroupId()));
 414                                     }
 415                                     if (s.getAttachments().size() > 0) {
 416                                         System.out.println("Attachments: ");
 417                                         for (String attachment : s.getAttachments()) {
 418                                             System.out.println("-  Stored plaintext in: " + attachment);
 419                                         }
 420                                     }
 421                                     System.out.println();
 422                                 }
 423                             });
 424                             dBusConn.addSigHandler(Signal.ReceiptReceived.class, new DBusSigHandler<Signal.ReceiptReceived>() {
 425                                 @Override
 426                                 public void handle(Signal.ReceiptReceived s) {
 427                                     System.out.print(String.format("Receipt from: %s\nTimestamp: %s\n",
 428                                             s.getSender(), DateUtils.formatTimestamp(s.getTimestamp())));
 429                                 }
 430                             });
 431                         } catch (UnsatisfiedLinkError e) {
 432                             System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
 433                             return 1;
 434                         } catch (DBusException e) {
 435                             e.printStackTrace();
 436                             return 1;
 437                         }
 438                         while (true) {
 439                             try {
 440                                 Thread.sleep(10000);
 441                             } catch (InterruptedException e) {
 442                                 return 0;
 443                             }
 444                         }
 445                     }
 446                     if (!m.isRegistered()) {
 447                         System.err.println("User is not registered.");
 448                         return 1;
 449                     }
 450                     double timeout = 5;
 451                     if (ns.getDouble("timeout") != null) {
 452                         timeout = ns.getDouble("timeout");
 453                     }
 454                     boolean returnOnTimeout = true;
 455                     if (timeout < 0) {
 456                         returnOnTimeout = false;
 457                         timeout = 3600;
 458                     }
 459                     boolean ignoreAttachments = ns.getBoolean("ignore_attachments");
 460                     try {
 461                         final Manager.ReceiveMessageHandler handler = ns.getBoolean("json") ? new JsonReceiveMessageHandler(m) : new ReceiveMessageHandler(m);
 462                         m.receiveMessages((long) (timeout * 1000), TimeUnit.MILLISECONDS, returnOnTimeout, ignoreAttachments, handler);
 463                     } catch (IOException e) {
 464                         System.err.println("Error while receiving messages: " + e.getMessage());
 465                         return 3;
 466                     } catch (AssertionError e) {
 467                         handleAssertionError(e);
 468                         return 1;
 469                     }
 470                     break;
 471                 case "quitGroup":
 472                     if (dBusConn != null) {
 473                         System.err.println("quitGroup is not yet implemented via dbus");
 474                         return 1;
 475                     }
 476                     if (!m.isRegistered()) {
 477                         System.err.println("User is not registered.");
 478                         return 1;
 479                     }
 480
 481                     try {
 482                         m.sendQuitGroupMessage(Util.decodeGroupId(ns.getString("group")));
 483                     } catch (IOException e) {
 484                         handleIOException(e);
 485                         return 3;
 486                     } catch (EncapsulatedExceptions e) {
 487                         handleEncapsulatedExceptions(e);
 488                         return 3;
 489                     } catch (AssertionError e) {
 490                         handleAssertionError(e);
 491                         return 1;
 492                     } catch (GroupNotFoundException e) {
 493                         handleGroupNotFoundException(e);
 494                         return 1;
 495                     } catch (NotAGroupMemberException e) {
 496                         handleNotAGroupMemberException(e);
 497                         return 1;
 498                     } catch (GroupIdFormatException e) {
 499                         handleGroupIdFormatException(e);
 500                         return 1;
 501                     }
 502
 503                     break;
 504                 case "updateGroup":
 505                     if (dBusConn == null && !m.isRegistered()) {
 506                         System.err.println("User is not registered.");
 507                         return 1;
 508                     }
 509
 510                     try {
 511                         byte[] groupId = null;
 512                         if (ns.getString("group") != null) {
 513                             groupId = Util.decodeGroupId(ns.getString("group"));
 514                         }
 515                         if (groupId == null) {
 516                             groupId = new byte[0];
 517                         }
 518                         String groupName = ns.getString("name");
 519                         if (groupName == null) {
 520                             groupName = "";
 521                         }
 522                         List<String> groupMembers = ns.getList("member");
 523                         if (groupMembers == null) {
 524                             groupMembers = new ArrayList<>();
 525                         }
 526                         String groupAvatar = ns.getString("avatar");
 527                         if (groupAvatar == null) {
 528                             groupAvatar = "";
 529                         }
 530                         byte[] newGroupId = ts.updateGroup(groupId, groupName, groupMembers, groupAvatar);
 531                         if (groupId.length != newGroupId.length) {
 532                             System.out.println("Creating new group \"" + Base64.encodeBytes(newGroupId) + "\" …");
 533                         }
 534                     } catch (IOException e) {
 535                         handleIOException(e);
 536                         return 3;
 537                     } catch (AttachmentInvalidException e) {
 538                         System.err.println("Failed to add avatar attachment for group\": " + e.getMessage());
 539                         System.err.println("Aborting sending.");
 540                         return 1;
 541                     } catch (GroupNotFoundException e) {
 542                         handleGroupNotFoundException(e);
 543                         return 1;
 544                     } catch (NotAGroupMemberException e) {
 545                         handleNotAGroupMemberException(e);
 546                         return 1;
 547                     } catch (EncapsulatedExceptions e) {
 548                         handleEncapsulatedExceptions(e);
 549                         return 3;
 550                     } catch (GroupIdFormatException e) {
 551                         handleGroupIdFormatException(e);
 552                         return 1;
 553                     }
 554
 555                     break;
 556                 case "listGroups":
 557                     if (dBusConn != null) {
 558                         System.err.println("listGroups is not yet implemented via dbus");
 559                         return 1;
 560                     }
 561                     if (!m.isRegistered()) {
 562                         System.err.println("User is not registered.");
 563                         return 1;
 564                     }
 565
 566                     List<GroupInfo> groups = m.getGroups();
 567                     boolean detailed = ns.getBoolean("detailed");
 568
 569                     for (GroupInfo group : groups) {
 570                         printGroup(group, detailed);
 571                     }
 572                     break;
 573                 case "listIdentities":
 574                     if (dBusConn != null) {
 575                         System.err.println("listIdentities is not yet implemented via dbus");
 576                         return 1;
 577                     }
 578                     if (!m.isRegistered()) {
 579                         System.err.println("User is not registered.");
 580                         return 1;
 581                     }
 582                     if (ns.get("number") == null) {
 583                         for (Map.Entry<String, List<JsonIdentityKeyStore.Identity>> keys : m.getIdentities().entrySet()) {
 584                             for (JsonIdentityKeyStore.Identity id : keys.getValue()) {
 585                                 printIdentityFingerprint(m, keys.getKey(), id);
 586                             }
 587                         }
 588                     } else {
 589                         String number = ns.getString("number");
 590                         for (JsonIdentityKeyStore.Identity id : m.getIdentities(number)) {
 591                             printIdentityFingerprint(m, number, id);
 592                         }
 593                     }
 594                     break;
 595                 case "trust":
 596                     if (dBusConn != null) {
 597                         System.err.println("trust is not yet implemented via dbus");
 598                         return 1;
 599                     }
 600                     if (!m.isRegistered()) {
 601                         System.err.println("User is not registered.");
 602                         return 1;
 603                     }
 604                     String number = ns.getString("number");
 605                     if (ns.getBoolean("trust_all_known_keys")) {
 606                         boolean res = m.trustIdentityAllKeys(number);
 607                         if (!res) {
 608                             System.err.println("Failed to set the trust for this number, make sure the number is correct.");
 609                             return 1;
 610                         }
 611                     } else {
 612                         String fingerprint = ns.getString("verified_fingerprint");
 613                         if (fingerprint != null) {
 614                             fingerprint = fingerprint.replaceAll(" ", "");
 615                             if (fingerprint.length() == 66) {
 616                                 byte[] fingerprintBytes;
 617                                 try {
 618                                     fingerprintBytes = Hex.toByteArray(fingerprint.toLowerCase(Locale.ROOT));
 619                                 } catch (Exception e) {
 620                                     System.err.println("Failed to parse the fingerprint, make sure the fingerprint is a correctly encoded hex string without additional characters.");
 621                                     return 1;
 622                                 }
 623                                 boolean res = m.trustIdentityVerified(number, fingerprintBytes);
 624                                 if (!res) {
 625                                     System.err.println("Failed to set the trust for the fingerprint of this number, make sure the number and the fingerprint are correct.");
 626                                     return 1;
 627                                 }
 628                             } else if (fingerprint.length() == 60) {
 629                                 boolean res = m.trustIdentityVerifiedSafetyNumber(number, fingerprint);
 630                                 if (!res) {
 631                                     System.err.println("Failed to set the trust for the safety number of this phone number, make sure the phone number and the safety number are correct.");
 632                                     return 1;
 633                                 }
 634                             } else {
 635                                 System.err.println("Fingerprint has invalid format, either specify the old hex fingerprint or the new safety number");
 636                                 return 1;
 637                             }
 638                         } else {
 639                             System.err.println("You need to specify the fingerprint you have verified with -v FINGERPRINT");
 640                             return 1;
 641                         }
 642                     }
 643                     break;
 644                 case "daemon":
 645                     if (dBusConn != null) {
 646                         System.err.println("Stop it.");
 647                         return 1;
 648                     }
 649                     if (!m.isRegistered()) {
 650                         System.err.println("User is not registered.");
 651                         return 1;
 652                     }
 653                     DBusConnection conn = null;
 654                     try {
 655                         try {
 656                             int busType;
 657                             if (ns.getBoolean("system")) {
 658                                 busType = DBusConnection.SYSTEM;
 659                             } else {
 660                                 busType = DBusConnection.SESSION;
 661                             }
 662                             conn = DBusConnection.getConnection(busType);
 663                             conn.exportObject(SIGNAL_OBJECTPATH, m);
 664                             conn.requestBusName(SIGNAL_BUSNAME);
 665                         } catch (UnsatisfiedLinkError e) {
 666                             System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
 667                             return 1;
 668                         } catch (DBusException e) {
 669                             e.printStackTrace();
 670                             return 2;
 671                         }
 672                         ignoreAttachments = ns.getBoolean("ignore_attachments");
 673                         try {
 674                             m.receiveMessages(1, TimeUnit.HOURS, false, ignoreAttachments, ns.getBoolean("json") ? new JsonDbusReceiveMessageHandler(m, conn, Main.SIGNAL_OBJECTPATH) : new DbusReceiveMessageHandler(m, conn, Main.SIGNAL_OBJECTPATH));
 675                         } catch (IOException e) {
 676                             System.err.println("Error while receiving messages: " + e.getMessage());
 677                             return 3;
 678                         } catch (AssertionError e) {
 679                             handleAssertionError(e);
 680                             return 1;
 681                         }
 682                     } finally {
 683                         if (conn != null) {
 684                             conn.disconnect();
 685                         }
 686                     }
 687
 688                     break;
 689             }
 690             return 0;
 691         } finally {
 692             if (dBusConn != null) {
 693                 dBusConn.disconnect();
 694             }
 695         }
 696     }
 697
 698     private static void printIdentityFingerprint(Manager m, String theirUsername, JsonIdentityKeyStore.Identity theirId) {
 699         String digits = Util.formatSafetyNumber(m.computeSafetyNumber(theirUsername, theirId.getIdentityKey()));
 700         System.out.println(String.format("%s: %s Added: %s Fingerprint: %s Safety Number: %s", theirUsername,
 701                 theirId.getTrustLevel(), theirId.getDateAdded(), Hex.toStringCondensed(theirId.getFingerprint()), digits));
 702     }
 703
 704     private static void printGroup(GroupInfo group, boolean detailed) {
 705         if (detailed) {
 706             System.out.println(String.format("Id: %s Name: %s  Active: %s Members: %s",
 707                     Base64.encodeBytes(group.groupId), group.name, group.active, group.members));
 708         } else {
 709             System.out.println(String.format("Id: %s Name: %s  Active: %s", Base64.encodeBytes(group.groupId),
 710                     group.name, group.active));
 711         }
 712     }
 713
 714     private static Namespace parseArgs(String[] args) {
 715         ArgumentParser parser = ArgumentParsers.newFor("signal-cli")
 716                 .build()
 717                 .defaultHelp(true)
 718                 .description("Commandline interface for Signal.")
 719                 .version(BaseConfig.PROJECT_NAME + " " + BaseConfig.PROJECT_VERSION);
 720
 721         parser.addArgument("-v", "--version")
 722                 .help("Show package version.")
 723                 .action(Arguments.version());
 724         parser.addArgument("--config")
 725                 .help("Set the path, where to store the config (Default: $HOME/.config/signal).");
 726
 727         MutuallyExclusiveGroup mut = parser.addMutuallyExclusiveGroup();
 728         mut.addArgument("-u", "--username")
 729                 .help("Specify your phone number, that will be used for verification.");
 730         mut.addArgument("--dbus")
 731                 .help("Make request via user dbus.")
 732                 .action(Arguments.storeTrue());
 733         mut.addArgument("--dbus-system")
 734                 .help("Make request via system dbus.")
 735                 .action(Arguments.storeTrue());
 736
 737         Subparsers subparsers = parser.addSubparsers()
 738                 .title("subcommands")
 739                 .dest("command")
 740                 .description("valid subcommands")
 741                 .help("additional help");
 742
 743         Subparser parserLink = subparsers.addParser("link");
 744         parserLink.addArgument("-n", "--name")
 745                 .help("Specify a name to describe this new device.");
 746
 747         Subparser parserAddDevice = subparsers.addParser("addDevice");
 748         parserAddDevice.addArgument("--uri")
 749                 .required(true)
 750                 .help("Specify the uri contained in the QR code shown by the new device.");
 751
 752         Subparser parserDevices = subparsers.addParser("listDevices");
 753
 754         Subparser parserRemoveDevice = subparsers.addParser("removeDevice");
 755         parserRemoveDevice.addArgument("-d", "--deviceId")
 756                 .type(int.class)
 757                 .required(true)
 758                 .help("Specify the device you want to remove. Use listDevices to see the deviceIds.");
 759
 760         Subparser parserRegister = subparsers.addParser("register");
 761         parserRegister.addArgument("-v", "--voice")
 762                 .help("The verification should be done over voice, not sms.")
 763                 .action(Arguments.storeTrue());
 764
 765         Subparser parserUnregister = subparsers.addParser("unregister");
 766         parserUnregister.help("Unregister the current device from the signal server.");
 767
 768         Subparser parserUpdateAccount = subparsers.addParser("updateAccount");
 769         parserUpdateAccount.help("Update the account attributes on the signal server.");
 770
 771         Subparser parserSetPin = subparsers.addParser("setPin");
 772         parserSetPin.addArgument("registrationLockPin")
 773                 .help("The registration lock PIN, that will be required for new registrations (resets after 7 days of inactivity)");
 774
 775         Subparser parserRemovePin = subparsers.addParser("removePin");
 776
 777         Subparser parserVerify = subparsers.addParser("verify");
 778         parserVerify.addArgument("verificationCode")
 779                 .help("The verification code you received via sms or voice call.");
 780         parserVerify.addArgument("-p", "--pin")
 781                 .help("The registration lock PIN, that was set by the user (Optional)");
 782
 783         Subparser parserSend = subparsers.addParser("send");
 784         parserSend.addArgument("-g", "--group")
 785                 .help("Specify the recipient group ID.");
 786         parserSend.addArgument("recipient")
 787                 .help("Specify the recipients' phone number.")
 788                 .nargs("*");
 789         parserSend.addArgument("-m", "--message")
 790                 .help("Specify the message, if missing standard input is used.");
 791         parserSend.addArgument("-a", "--attachment")
 792                 .nargs("*")
 793                 .help("Add file as attachment");
 794         parserSend.addArgument("-e", "--endsession")
 795                 .help("Clear session state and send end session message.")
 796                 .action(Arguments.storeTrue());
 797
 798         Subparser parserLeaveGroup = subparsers.addParser("quitGroup");
 799         parserLeaveGroup.addArgument("-g", "--group")
 800                 .required(true)
 801                 .help("Specify the recipient group ID.");
 802
 803         Subparser parserUpdateGroup = subparsers.addParser("updateGroup");
 804         parserUpdateGroup.addArgument("-g", "--group")
 805                 .help("Specify the recipient group ID.");
 806         parserUpdateGroup.addArgument("-n", "--name")
 807                 .help("Specify the new group name.");
 808         parserUpdateGroup.addArgument("-a", "--avatar")
 809                 .help("Specify a new group avatar image file");
 810         parserUpdateGroup.addArgument("-m", "--member")
 811                 .nargs("*")
 812                 .help("Specify one or more members to add to the group");
 813
 814         Subparser parserListGroups = subparsers.addParser("listGroups");
 815         parserListGroups.addArgument("-d", "--detailed").action(Arguments.storeTrue())
 816                 .help("List members of each group");
 817         parserListGroups.help("List group name and ids");
 818
 819         Subparser parserListIdentities = subparsers.addParser("listIdentities");
 820         parserListIdentities.addArgument("-n", "--number")
 821                 .help("Only show identity keys for the given phone number.");
 822
 823         Subparser parserTrust = subparsers.addParser("trust");
 824         parserTrust.addArgument("number")
 825                 .help("Specify the phone number, for which to set the trust.")
 826                 .required(true);
 827         MutuallyExclusiveGroup mutTrust = parserTrust.addMutuallyExclusiveGroup();
 828         mutTrust.addArgument("-a", "--trust-all-known-keys")
 829                 .help("Trust all known keys of this user, only use this for testing.")
 830                 .action(Arguments.storeTrue());
 831         mutTrust.addArgument("-v", "--verified-fingerprint")
 832                 .help("Specify the fingerprint of the key, only use this option if you have verified the fingerprint.");
 833
 834         Subparser parserReceive = subparsers.addParser("receive");
 835         parserReceive.addArgument("-t", "--timeout")
 836                 .type(double.class)
 837                 .help("Number of seconds to wait for new messages (negative values disable timeout)");
 838         parserReceive.addArgument("--ignore-attachments")
 839                 .help("Don’t download attachments of received messages.")
 840                 .action(Arguments.storeTrue());
 841         parserReceive.addArgument("--json")
 842                 .help("Output received messages in json format, one json object per line.")
 843                 .action(Arguments.storeTrue());
 844
 845         Subparser parserDaemon = subparsers.addParser("daemon");
 846         parserDaemon.addArgument("--system")
 847                 .action(Arguments.storeTrue())
 848                 .help("Use DBus system bus instead of user bus.");
 849         parserDaemon.addArgument("--ignore-attachments")
 850                 .help("Don’t download attachments of received messages.")
 851                 .action(Arguments.storeTrue());
 852         parserDaemon.addArgument("--json")
 853                 .help("Output received messages in json format, one json object per line.")
 854                 .action(Arguments.storeTrue());
 855
 856         try {
 857             Namespace ns = parser.parseArgs(args);
 858             if ("link".equals(ns.getString("command"))) {
 859                 if (ns.getString("username") != null) {
 860                     parser.printUsage();
 861                     System.err.println("You cannot specify a username (phone number) when linking");
 862                     System.exit(2);
 863                 }
 864             } else if (!ns.getBoolean("dbus") && !ns.getBoolean("dbus_system")) {
 865                 if (ns.getString("username") == null) {
 866                     parser.printUsage();
 867                     System.err.println("You need to specify a username (phone number)");
 868                     System.exit(2);
 869                 }
 870                 if (!PhoneNumberFormatter.isValidNumber(ns.getString("username"))) {
 871                     System.err.println("Invalid username (phone number), make sure you include the country code.");
 872                     System.exit(2);
 873                 }
 874             }
 875             if (ns.getList("recipient") != null && !ns.getList("recipient").isEmpty() && ns.getString("group") != null) {
 876                 System.err.println("You cannot specify recipients by phone number and groups a the same time");
 877                 System.exit(2);
 878             }
 879             return ns;
 880         } catch (ArgumentParserException e) {
 881             parser.handleError(e);
 882             return null;
 883         }
 884     }
 885 }