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

   1 /**
   2  * Copyright (C) 2015 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.ArgumentParser;
  22 import net.sourceforge.argparse4j.inf.ArgumentParserException;
  23 import net.sourceforge.argparse4j.inf.MutuallyExclusiveGroup;
  24 import net.sourceforge.argparse4j.inf.Namespace;
  25 import net.sourceforge.argparse4j.inf.Subparser;
  26 import net.sourceforge.argparse4j.inf.Subparsers;
  27
  28 import org.apache.http.util.TextUtils;
  29 import org.asamk.Signal;
  30 import org.asamk.signal.storage.contacts.ContactInfo;
  31 import org.asamk.signal.storage.groups.GroupInfo;
  32 import org.asamk.signal.storage.protocol.JsonIdentityKeyStore;
  33 import org.asamk.signal.util.Base64;
  34 import org.asamk.signal.util.Hex;
  35 import org.freedesktop.dbus.DBusConnection;
  36 import org.freedesktop.dbus.DBusSigHandler;
  37 import org.freedesktop.dbus.exceptions.DBusException;
  38 import org.freedesktop.dbus.exceptions.DBusExecutionException;
  39 import org.whispersystems.libsignal.InvalidKeyException;
  40 import org.whispersystems.signalservice.api.crypto.UntrustedIdentityException;
  41 import org.whispersystems.signalservice.api.messages.SignalServiceAttachment;
  42 import org.whispersystems.signalservice.api.messages.SignalServiceAttachmentPointer;
  43 import org.whispersystems.signalservice.api.messages.SignalServiceContent;
  44 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  45 import org.whispersystems.signalservice.api.messages.SignalServiceEnvelope;
  46 import org.whispersystems.signalservice.api.messages.SignalServiceGroup;
  47 import org.whispersystems.signalservice.api.messages.multidevice.BlockedListMessage;
  48 import org.whispersystems.signalservice.api.messages.multidevice.DeviceInfo;
  49 import org.whispersystems.signalservice.api.messages.multidevice.ReadMessage;
  50 import org.whispersystems.signalservice.api.messages.multidevice.SentTranscriptMessage;
  51 import org.whispersystems.signalservice.api.messages.multidevice.SignalServiceSyncMessage;
  52 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
  53 import org.whispersystems.signalservice.api.push.exceptions.EncapsulatedExceptions;
  54 import org.whispersystems.signalservice.api.push.exceptions.NetworkFailureException;
  55 import org.whispersystems.signalservice.api.push.exceptions.UnregisteredUserException;
  56 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  57
  58 import java.io.File;
  59 import java.io.IOException;
  60 import java.io.InputStream;
  61 import java.io.StringWriter;
  62 import java.net.URI;
  63 import java.net.URISyntaxException;
  64 import java.nio.charset.Charset;
  65 import java.security.Security;
  66 import java.text.DateFormat;
  67 import java.text.SimpleDateFormat;
  68 import java.util.ArrayList;
  69 import java.util.Date;
  70 import java.util.List;
  71 import java.util.Locale;
  72 import java.util.Map;
  73 import java.util.TimeZone;
  74 import java.util.concurrent.TimeUnit;
  75 import java.util.concurrent.TimeoutException;
  76
  77 public class Main {
  78
  79     public static final String SIGNAL_BUSNAME = "org.asamk.Signal";
  80     public static final String SIGNAL_OBJECTPATH = "/org/asamk/Signal";
  81
  82     private static final TimeZone tzUTC = TimeZone.getTimeZone("UTC");
  83
  84     public static void main(String[] args) {
  85         // Workaround for BKS truststore
  86         Security.insertProviderAt(new org.bouncycastle.jce.provider.BouncyCastleProvider(), 1);
  87
  88         Namespace ns = parseArgs(args);
  89         if (ns == null) {
  90             System.exit(1);
  91         }
  92
  93         int res = handleCommands(ns);
  94         System.exit(res);
  95     }
  96
  97     private static int handleCommands(Namespace ns) {
  98         final String username = ns.getString("username");
  99         Manager m;
 100         Signal ts;
 101         DBusConnection dBusConn = null;
 102         try {
 103             if (ns.getBoolean("dbus") || ns.getBoolean("dbus_system")) {
 104                 try {
 105                     m = null;
 106                     int busType;
 107                     if (ns.getBoolean("dbus_system")) {
 108                         busType = DBusConnection.SYSTEM;
 109                     } else {
 110                         busType = DBusConnection.SESSION;
 111                     }
 112                     dBusConn = DBusConnection.getConnection(busType);
 113                     ts = (Signal) dBusConn.getRemoteObject(
 114                             SIGNAL_BUSNAME, SIGNAL_OBJECTPATH,
 115                             Signal.class);
 116                 } catch (UnsatisfiedLinkError e) {
 117                     System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
 118                     return 1;
 119                 } catch (DBusException e) {
 120                     e.printStackTrace();
 121                     if (dBusConn != null) {
 122                         dBusConn.disconnect();
 123                     }
 124                     return 3;
 125                 }
 126             } else {
 127                 String settingsPath = ns.getString("config");
 128                 if (TextUtils.isEmpty(settingsPath)) {
 129                     settingsPath = System.getProperty("user.home") + "/.config/signal";
 130                     if (!new File(settingsPath).exists()) {
 131                         String legacySettingsPath = System.getProperty("user.home") + "/.config/textsecure";
 132                         if (new File(legacySettingsPath).exists()) {
 133                             settingsPath = legacySettingsPath;
 134                         }
 135                     }
 136                 }
 137
 138                 m = new Manager(username, settingsPath);
 139                 ts = m;
 140                 if (m.userExists()) {
 141                     try {
 142                         m.init();
 143                     } catch (Exception e) {
 144                         System.err.println("Error loading state file \"" + m.getFileName() + "\": " + e.getMessage());
 145                         return 2;
 146                     }
 147                 }
 148             }
 149
 150             switch (ns.getString("command")) {
 151                 case "register":
 152                     if (dBusConn != null) {
 153                         System.err.println("register is not yet implemented via dbus");
 154                         return 1;
 155                     }
 156                     if (!m.userHasKeys()) {
 157                         m.createNewIdentity();
 158                     }
 159                     try {
 160                         m.register(ns.getBoolean("voice"));
 161                     } catch (IOException e) {
 162                         System.err.println("Request verify error: " + e.getMessage());
 163                         return 3;
 164                     }
 165                     break;
 166                 case "unregister":
 167                     if (dBusConn != null) {
 168                         System.err.println("unregister is not yet implemented via dbus");
 169                         return 1;
 170                     }
 171                     if (!m.isRegistered()) {
 172                         System.err.println("User is not registered.");
 173                         return 1;
 174                     }
 175                     try {
 176                         m.unregister();
 177                     } catch (IOException e) {
 178                         System.err.println("Unregister error: " + e.getMessage());
 179                         return 3;
 180                     }
 181                     break;
 182                 case "updateAccount":
 183                     if (dBusConn != null) {
 184                         System.err.println("updateAccount is not yet implemented via dbus");
 185                         return 1;
 186                     }
 187                     if (!m.isRegistered()) {
 188                         System.err.println("User is not registered.");
 189                         return 1;
 190                     }
 191                     try {
 192                         m.updateAccountAttributes();
 193                     } catch (IOException e) {
 194                         System.err.println("UpdateAccount error: " + e.getMessage());
 195                         return 3;
 196                     }
 197                     break;
 198                 case "verify":
 199                     if (dBusConn != null) {
 200                         System.err.println("verify is not yet implemented via dbus");
 201                         return 1;
 202                     }
 203                     if (!m.userHasKeys()) {
 204                         System.err.println("User has no keys, first call register.");
 205                         return 1;
 206                     }
 207                     if (m.isRegistered()) {
 208                         System.err.println("User registration is already verified");
 209                         return 1;
 210                     }
 211                     try {
 212                         m.verifyAccount(ns.getString("verificationCode"));
 213                     } catch (IOException e) {
 214                         System.err.println("Verify error: " + e.getMessage());
 215                         return 3;
 216                     }
 217                     break;
 218                 case "link":
 219                     if (dBusConn != null) {
 220                         System.err.println("link is not yet implemented via dbus");
 221                         return 1;
 222                     }
 223
 224                     // When linking, username is null and we always have to create keys
 225                     m.createNewIdentity();
 226
 227                     String deviceName = ns.getString("name");
 228                     if (deviceName == null) {
 229                         deviceName = "cli";
 230                     }
 231                     try {
 232                         System.out.println(m.getDeviceLinkUri());
 233                         m.finishDeviceLink(deviceName);
 234                         System.out.println("Associated with: " + m.getUsername());
 235                     } catch (TimeoutException e) {
 236                         System.err.println("Link request timed out, please try again.");
 237                         return 3;
 238                     } catch (IOException e) {
 239                         System.err.println("Link request error: " + e.getMessage());
 240                         return 3;
 241                     } catch (AssertionError e) {
 242                         handleAssertionError(e);
 243                         return 1;
 244                     } catch (InvalidKeyException e) {
 245                         e.printStackTrace();
 246                         return 2;
 247                     } catch (UserAlreadyExists e) {
 248                         System.err.println("The user " + e.getUsername() + " already exists\nDelete \"" + e.getFileName() + "\" before trying again.");
 249                         return 1;
 250                     }
 251                     break;
 252                 case "addDevice":
 253                     if (dBusConn != null) {
 254                         System.err.println("link is not yet implemented via dbus");
 255                         return 1;
 256                     }
 257                     if (!m.isRegistered()) {
 258                         System.err.println("User is not registered.");
 259                         return 1;
 260                     }
 261                     try {
 262                         m.addDeviceLink(new URI(ns.getString("uri")));
 263                     } catch (IOException e) {
 264                         e.printStackTrace();
 265                         return 3;
 266                     } catch (InvalidKeyException e) {
 267                         e.printStackTrace();
 268                         return 2;
 269                     } catch (AssertionError e) {
 270                         handleAssertionError(e);
 271                         return 1;
 272                     } catch (URISyntaxException e) {
 273                         e.printStackTrace();
 274                         return 2;
 275                     }
 276                     break;
 277                 case "listDevices":
 278                     if (dBusConn != null) {
 279                         System.err.println("listDevices is not yet implemented via dbus");
 280                         return 1;
 281                     }
 282                     if (!m.isRegistered()) {
 283                         System.err.println("User is not registered.");
 284                         return 1;
 285                     }
 286                     try {
 287                         List<DeviceInfo> devices = m.getLinkedDevices();
 288                         for (DeviceInfo d : devices) {
 289                             System.out.println("Device " + d.getId() + (d.getId() == m.getDeviceId() ? " (this device)" : "") + ":");
 290                             System.out.println(" Name: " + d.getName());
 291                             System.out.println(" Created: " + formatTimestamp(d.getCreated()));
 292                             System.out.println(" Last seen: " + formatTimestamp(d.getLastSeen()));
 293                         }
 294                     } catch (IOException e) {
 295                         e.printStackTrace();
 296                         return 3;
 297                     }
 298                     break;
 299                 case "removeDevice":
 300                     if (dBusConn != null) {
 301                         System.err.println("removeDevice is not yet implemented via dbus");
 302                         return 1;
 303                     }
 304                     if (!m.isRegistered()) {
 305                         System.err.println("User is not registered.");
 306                         return 1;
 307                     }
 308                     try {
 309                         int deviceId = ns.getInt("deviceId");
 310                         m.removeLinkedDevices(deviceId);
 311                     } catch (IOException e) {
 312                         e.printStackTrace();
 313                         return 3;
 314                     }
 315                     break;
 316                 case "send":
 317                     if (dBusConn == null && !m.isRegistered()) {
 318                         System.err.println("User is not registered.");
 319                         return 1;
 320                     }
 321
 322                     if (ns.getBoolean("endsession")) {
 323                         if (ns.getList("recipient") == null) {
 324                             System.err.println("No recipients given");
 325                             System.err.println("Aborting sending.");
 326                             return 1;
 327                         }
 328                         try {
 329                             ts.sendEndSessionMessage(ns.<String>getList("recipient"));
 330                         } catch (IOException e) {
 331                             handleIOException(e);
 332                             return 3;
 333                         } catch (EncapsulatedExceptions e) {
 334                             handleEncapsulatedExceptions(e);
 335                             return 3;
 336                         } catch (AssertionError e) {
 337                             handleAssertionError(e);
 338                             return 1;
 339                         } catch (DBusExecutionException e) {
 340                             handleDBusExecutionException(e);
 341                             return 1;
 342                         }
 343                     } else {
 344                         String messageText = ns.getString("message");
 345                         if (messageText == null) {
 346                             try {
 347                                 messageText = readAll(System.in);
 348                             } catch (IOException e) {
 349                                 System.err.println("Failed to read message from stdin: " + e.getMessage());
 350                                 System.err.println("Aborting sending.");
 351                                 return 1;
 352                             }
 353                         }
 354
 355                         try {
 356                             List<String> attachments = ns.getList("attachment");
 357                             if (attachments == null) {
 358                                 attachments = new ArrayList<>();
 359                             }
 360                             if (ns.getString("group") != null) {
 361                                 byte[] groupId = decodeGroupId(ns.getString("group"));
 362                                 ts.sendGroupMessage(messageText, attachments, groupId);
 363                             } else {
 364                                 ts.sendMessage(messageText, attachments, ns.<String>getList("recipient"));
 365                             }
 366                         } catch (IOException e) {
 367                             handleIOException(e);
 368                             return 3;
 369                         } catch (EncapsulatedExceptions e) {
 370                             handleEncapsulatedExceptions(e);
 371                             return 3;
 372                         } catch (AssertionError e) {
 373                             handleAssertionError(e);
 374                             return 1;
 375                         } catch (GroupNotFoundException e) {
 376                             handleGroupNotFoundException(e);
 377                             return 1;
 378                         } catch (NotAGroupMemberException e) {
 379                             handleNotAGroupMemberException(e);
 380                             return 1;
 381                         } catch (AttachmentInvalidException e) {
 382                             System.err.println("Failed to add attachment: " + e.getMessage());
 383                             System.err.println("Aborting sending.");
 384                             return 1;
 385                         } catch (DBusExecutionException e) {
 386                             handleDBusExecutionException(e);
 387                             return 1;
 388                         }
 389                     }
 390
 391                     break;
 392                 case "receive":
 393                     if (dBusConn != null) {
 394                         try {
 395                             dBusConn.addSigHandler(Signal.MessageReceived.class, new DBusSigHandler<Signal.MessageReceived>() {
 396                                 @Override
 397                                 public void handle(Signal.MessageReceived s) {
 398                                     System.out.print(String.format("Envelope from: %s\nTimestamp: %s\nBody: %s\n",
 399                                             s.getSender(), formatTimestamp(s.getTimestamp()), s.getMessage()));
 400                                     if (s.getGroupId().length > 0) {
 401                                         System.out.println("Group info:");
 402                                         System.out.println("  Id: " + Base64.encodeBytes(s.getGroupId()));
 403                                     }
 404                                     if (s.getAttachments().size() > 0) {
 405                                         System.out.println("Attachments: ");
 406                                         for (String attachment : s.getAttachments()) {
 407                                             System.out.println("-  Stored plaintext in: " + attachment);
 408                                         }
 409                                     }
 410                                     System.out.println();
 411                                 }
 412                             });
 413                         } catch (UnsatisfiedLinkError e) {
 414                             System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
 415                             return 1;
 416                         } catch (DBusException e) {
 417                             e.printStackTrace();
 418                             return 1;
 419                         }
 420                         while (true) {
 421                             try {
 422                                 Thread.sleep(10000);
 423                             } catch (InterruptedException e) {
 424                                 return 0;
 425                             }
 426                         }
 427                     }
 428                     if (!m.isRegistered()) {
 429                         System.err.println("User is not registered.");
 430                         return 1;
 431                     }
 432                     double timeout = 5;
 433                     if (ns.getDouble("timeout") != null) {
 434                         timeout = ns.getDouble("timeout");
 435                     }
 436                     boolean returnOnTimeout = true;
 437                     if (timeout < 0) {
 438                         returnOnTimeout = false;
 439                         timeout = 3600;
 440                     }
 441                     boolean ignoreAttachments = ns.getBoolean("ignore_attachments");
 442                     try {
 443                         m.receiveMessages((long) (timeout * 1000), TimeUnit.MILLISECONDS, returnOnTimeout, ignoreAttachments, new ReceiveMessageHandler(m));
 444                     } catch (IOException e) {
 445                         System.err.println("Error while receiving messages: " + e.getMessage());
 446                         return 3;
 447                     } catch (AssertionError e) {
 448                         handleAssertionError(e);
 449                         return 1;
 450                     }
 451                     break;
 452                 case "quitGroup":
 453                     if (dBusConn != null) {
 454                         System.err.println("quitGroup is not yet implemented via dbus");
 455                         return 1;
 456                     }
 457                     if (!m.isRegistered()) {
 458                         System.err.println("User is not registered.");
 459                         return 1;
 460                     }
 461
 462                     try {
 463                         m.sendQuitGroupMessage(decodeGroupId(ns.getString("group")));
 464                     } catch (IOException e) {
 465                         handleIOException(e);
 466                         return 3;
 467                     } catch (EncapsulatedExceptions e) {
 468                         handleEncapsulatedExceptions(e);
 469                         return 3;
 470                     } catch (AssertionError e) {
 471                         handleAssertionError(e);
 472                         return 1;
 473                     } catch (GroupNotFoundException e) {
 474                         handleGroupNotFoundException(e);
 475                         return 1;
 476                     } catch (NotAGroupMemberException e) {
 477                         handleNotAGroupMemberException(e);
 478                         return 1;
 479                     }
 480
 481                     break;
 482                 case "updateGroup":
 483                     if (dBusConn != null) {
 484                         System.err.println("updateGroup is not yet implemented via dbus");
 485                         return 1;
 486                     }
 487                     if (!m.isRegistered()) {
 488                         System.err.println("User is not registered.");
 489                         return 1;
 490                     }
 491
 492                     try {
 493                         byte[] groupId = null;
 494                         if (ns.getString("group") != null) {
 495                             groupId = decodeGroupId(ns.getString("group"));
 496                         }
 497                         byte[] newGroupId = m.sendUpdateGroupMessage(groupId, ns.getString("name"), ns.<String>getList("member"), ns.getString("avatar"));
 498                         if (groupId == null) {
 499                             System.out.println("Creating new group \"" + Base64.encodeBytes(newGroupId) + "\" …");
 500                         }
 501                     } catch (IOException e) {
 502                         handleIOException(e);
 503                         return 3;
 504                     } catch (AttachmentInvalidException e) {
 505                         System.err.println("Failed to add avatar attachment for group\": " + e.getMessage());
 506                         System.err.println("Aborting sending.");
 507                         return 1;
 508                     } catch (GroupNotFoundException e) {
 509                         handleGroupNotFoundException(e);
 510                         return 1;
 511                     } catch (NotAGroupMemberException e) {
 512                         handleNotAGroupMemberException(e);
 513                         return 1;
 514                     } catch (EncapsulatedExceptions e) {
 515                         handleEncapsulatedExceptions(e);
 516                         return 3;
 517                     }
 518
 519                     break;
 520                 case "listGroups":
 521                     if (dBusConn != null) {
 522                         System.err.println("listGroups is not yet implemented via dbus");
 523                         return 1;
 524                     }
 525                     if (!m.isRegistered()) {
 526                         System.err.println("User is not registered.");
 527                         return 1;
 528                     }
 529
 530                     List<GroupInfo> groups = m.getGroups();
 531                     boolean detailed = ns.getBoolean("detailed");
 532
 533                     for (GroupInfo group : groups) {
 534                         printGroup(group, detailed);
 535                     }
 536                     break;
 537                 case "listIdentities":
 538                     if (dBusConn != null) {
 539                         System.err.println("listIdentities is not yet implemented via dbus");
 540                         return 1;
 541                     }
 542                     if (!m.isRegistered()) {
 543                         System.err.println("User is not registered.");
 544                         return 1;
 545                     }
 546                     if (ns.get("number") == null) {
 547                         for (Map.Entry<String, List<JsonIdentityKeyStore.Identity>> keys : m.getIdentities().entrySet()) {
 548                             for (JsonIdentityKeyStore.Identity id : keys.getValue()) {
 549                                 printIdentityFingerprint(m, keys.getKey(), id);
 550                             }
 551                         }
 552                     } else {
 553                         String number = ns.getString("number");
 554                         for (JsonIdentityKeyStore.Identity id : m.getIdentities(number)) {
 555                             printIdentityFingerprint(m, number, id);
 556                         }
 557                     }
 558                     break;
 559                 case "trust":
 560                     if (dBusConn != null) {
 561                         System.err.println("trust is not yet implemented via dbus");
 562                         return 1;
 563                     }
 564                     if (!m.isRegistered()) {
 565                         System.err.println("User is not registered.");
 566                         return 1;
 567                     }
 568                     String number = ns.getString("number");
 569                     if (ns.getBoolean("trust_all_known_keys")) {
 570                         boolean res = m.trustIdentityAllKeys(number);
 571                         if (!res) {
 572                             System.err.println("Failed to set the trust for this number, make sure the number is correct.");
 573                             return 1;
 574                         }
 575                     } else {
 576                         String fingerprint = ns.getString("verified_fingerprint");
 577                         if (fingerprint != null) {
 578                             fingerprint = fingerprint.replaceAll(" ", "");
 579                             if (fingerprint.length() == 66) {
 580                                 byte[] fingerprintBytes;
 581                                 try {
 582                                     fingerprintBytes = Hex.toByteArray(fingerprint.toLowerCase(Locale.ROOT));
 583                                 } catch (Exception e) {
 584                                     System.err.println("Failed to parse the fingerprint, make sure the fingerprint is a correctly encoded hex string without additional characters.");
 585                                     return 1;
 586                                 }
 587                                 boolean res = m.trustIdentityVerified(number, fingerprintBytes);
 588                                 if (!res) {
 589                                     System.err.println("Failed to set the trust for the fingerprint of this number, make sure the number and the fingerprint are correct.");
 590                                     return 1;
 591                                 }
 592                             } else if (fingerprint.length() == 60) {
 593                                 boolean res = m.trustIdentityVerifiedSafetyNumber(number, fingerprint);
 594                                 if (!res) {
 595                                     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.");
 596                                     return 1;
 597                                 }
 598                             } else {
 599                                 System.err.println("Fingerprint has invalid format, either specify the old hex fingerprint or the new safety number");
 600                                 return 1;
 601                             }
 602                         } else {
 603                             System.err.println("You need to specify the fingerprint you have verified with -v FINGERPRINT");
 604                             return 1;
 605                         }
 606                     }
 607                     break;
 608                 case "daemon":
 609                     if (dBusConn != null) {
 610                         System.err.println("Stop it.");
 611                         return 1;
 612                     }
 613                     if (!m.isRegistered()) {
 614                         System.err.println("User is not registered.");
 615                         return 1;
 616                     }
 617                     DBusConnection conn = null;
 618                     try {
 619                         try {
 620                             int busType;
 621                             if (ns.getBoolean("system")) {
 622                                 busType = DBusConnection.SYSTEM;
 623                             } else {
 624                                 busType = DBusConnection.SESSION;
 625                             }
 626                             conn = DBusConnection.getConnection(busType);
 627                             conn.exportObject(SIGNAL_OBJECTPATH, m);
 628                             conn.requestBusName(SIGNAL_BUSNAME);
 629                         } catch (UnsatisfiedLinkError e) {
 630                             System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
 631                             return 1;
 632                         } catch (DBusException e) {
 633                             e.printStackTrace();
 634                             return 2;
 635                         }
 636                         ignoreAttachments = ns.getBoolean("ignore_attachments");
 637                         try {
 638                             m.receiveMessages(1, TimeUnit.HOURS, false, ignoreAttachments, new DbusReceiveMessageHandler(m, conn));
 639                         } catch (IOException e) {
 640                             System.err.println("Error while receiving messages: " + e.getMessage());
 641                             return 3;
 642                         } catch (AssertionError e) {
 643                             handleAssertionError(e);
 644                             return 1;
 645                         }
 646                     } finally {
 647                         if (conn != null) {
 648                             conn.disconnect();
 649                         }
 650                     }
 651
 652                     break;
 653             }
 654             return 0;
 655         } finally {
 656             if (dBusConn != null) {
 657                 dBusConn.disconnect();
 658             }
 659         }
 660     }
 661
 662     private static void printIdentityFingerprint(Manager m, String theirUsername, JsonIdentityKeyStore.Identity theirId) {
 663         String digits = formatSafetyNumber(m.computeSafetyNumber(theirUsername, theirId.getIdentityKey()));
 664         System.out.println(String.format("%s: %s Added: %s Fingerprint: %s Safety Number: %s", theirUsername,
 665                 theirId.getTrustLevel(), theirId.getDateAdded(), Hex.toStringCondensed(theirId.getFingerprint()), digits));
 666     }
 667
 668     private static void printGroup(GroupInfo group, boolean detailed) {
 669         if (detailed) {
 670             System.out.println(String.format("Id: %s Name: %s  Active: %s Members: %s",
 671                     Base64.encodeBytes(group.groupId), group.name, group.active, group.members));
 672         } else {
 673             System.out.println(String.format("Id: %s Name: %s  Active: %s", Base64.encodeBytes(group.groupId),
 674                     group.name, group.active));
 675         }
 676     }
 677
 678     private static String formatSafetyNumber(String digits) {
 679         final int partCount = 12;
 680         int partSize = digits.length() / partCount;
 681         StringBuilder f = new StringBuilder(digits.length() + partCount);
 682         for (int i = 0; i < partCount; i++) {
 683             f.append(digits.substring(i * partSize, (i * partSize) + partSize)).append(" ");
 684         }
 685         return f.toString();
 686     }
 687
 688     private static void handleGroupNotFoundException(GroupNotFoundException e) {
 689         System.err.println("Failed to send to group: " + e.getMessage());
 690         System.err.println("Aborting sending.");
 691     }
 692
 693     private static void handleNotAGroupMemberException(NotAGroupMemberException e) {
 694         System.err.println("Failed to send to group: " + e.getMessage());
 695         System.err.println("Update the group on another device to readd the user to this group.");
 696         System.err.println("Aborting sending.");
 697     }
 698
 699
 700     private static void handleDBusExecutionException(DBusExecutionException e) {
 701         System.err.println("Cannot connect to dbus: " + e.getMessage());
 702         System.err.println("Aborting.");
 703     }
 704
 705     private static byte[] decodeGroupId(String groupId) {
 706         try {
 707             return Base64.decode(groupId);
 708         } catch (IOException e) {
 709             System.err.println("Failed to decode groupId (must be base64) \"" + groupId + "\": " + e.getMessage());
 710             System.err.println("Aborting sending.");
 711             System.exit(1);
 712             return null;
 713         }
 714     }
 715
 716     private static Namespace parseArgs(String[] args) {
 717         ArgumentParser parser = ArgumentParsers.newArgumentParser("signal-cli")
 718                 .defaultHelp(true)
 719                 .description("Commandline interface for Signal.")
 720                 .version(Manager.PROJECT_NAME + " " + Manager.PROJECT_VERSION);
 721
 722         parser.addArgument("-v", "--version")
 723                 .help("Show package version.")
 724                 .action(Arguments.version());
 725         parser.addArgument("--config")
 726                 .help("Set the path, where to store the config (Default: $HOME/.config/signal).");
 727
 728         MutuallyExclusiveGroup mut = parser.addMutuallyExclusiveGroup();
 729         mut.addArgument("-u", "--username")
 730                 .help("Specify your phone number, that will be used for verification.");
 731         mut.addArgument("--dbus")
 732                 .help("Make request via user dbus.")
 733                 .action(Arguments.storeTrue());
 734         mut.addArgument("--dbus-system")
 735                 .help("Make request via system dbus.")
 736                 .action(Arguments.storeTrue());
 737
 738         Subparsers subparsers = parser.addSubparsers()
 739                 .title("subcommands")
 740                 .dest("command")
 741                 .description("valid subcommands")
 742                 .help("additional help");
 743
 744         Subparser parserLink = subparsers.addParser("link");
 745         parserLink.addArgument("-n", "--name")
 746                 .help("Specify a name to describe this new device.");
 747
 748         Subparser parserAddDevice = subparsers.addParser("addDevice");
 749         parserAddDevice.addArgument("--uri")
 750                 .required(true)
 751                 .help("Specify the uri contained in the QR code shown by the new device.");
 752
 753         Subparser parserDevices = subparsers.addParser("listDevices");
 754
 755         Subparser parserRemoveDevice = subparsers.addParser("removeDevice");
 756         parserRemoveDevice.addArgument("-d", "--deviceId")
 757                 .type(int.class)
 758                 .required(true)
 759                 .help("Specify the device you want to remove. Use listDevices to see the deviceIds.");
 760
 761         Subparser parserRegister = subparsers.addParser("register");
 762         parserRegister.addArgument("-v", "--voice")
 763                 .help("The verification should be done over voice, not sms.")
 764                 .action(Arguments.storeTrue());
 765
 766         Subparser parserUnregister = subparsers.addParser("unregister");
 767         parserUnregister.help("Unregister the current device from the signal server.");
 768
 769         Subparser parserUpdateAccount = subparsers.addParser("updateAccount");
 770         parserUpdateAccount.help("Update the account attributes on the signal server.");
 771
 772         Subparser parserVerify = subparsers.addParser("verify");
 773         parserVerify.addArgument("verificationCode")
 774                 .help("The verification code you received via sms or voice call.");
 775
 776         Subparser parserSend = subparsers.addParser("send");
 777         parserSend.addArgument("-g", "--group")
 778                 .help("Specify the recipient group ID.");
 779         parserSend.addArgument("recipient")
 780                 .help("Specify the recipients' phone number.")
 781                 .nargs("*");
 782         parserSend.addArgument("-m", "--message")
 783                 .help("Specify the message, if missing standard input is used.");
 784         parserSend.addArgument("-a", "--attachment")
 785                 .nargs("*")
 786                 .help("Add file as attachment");
 787         parserSend.addArgument("-e", "--endsession")
 788                 .help("Clear session state and send end session message.")
 789                 .action(Arguments.storeTrue());
 790
 791         Subparser parserLeaveGroup = subparsers.addParser("quitGroup");
 792         parserLeaveGroup.addArgument("-g", "--group")
 793                 .required(true)
 794                 .help("Specify the recipient group ID.");
 795
 796         Subparser parserUpdateGroup = subparsers.addParser("updateGroup");
 797         parserUpdateGroup.addArgument("-g", "--group")
 798                 .help("Specify the recipient group ID.");
 799         parserUpdateGroup.addArgument("-n", "--name")
 800                 .help("Specify the new group name.");
 801         parserUpdateGroup.addArgument("-a", "--avatar")
 802                 .help("Specify a new group avatar image file");
 803         parserUpdateGroup.addArgument("-m", "--member")
 804                 .nargs("*")
 805                 .help("Specify one or more members to add to the group");
 806
 807         Subparser parserListGroups = subparsers.addParser("listGroups");
 808         parserListGroups.addArgument("-d", "--detailed").action(Arguments.storeTrue())
 809                 .help("List members of each group");
 810         parserListGroups.help("List group name and ids");
 811
 812         Subparser parserListIdentities = subparsers.addParser("listIdentities");
 813         parserListIdentities.addArgument("-n", "--number")
 814                 .help("Only show identity keys for the given phone number.");
 815
 816         Subparser parserTrust = subparsers.addParser("trust");
 817         parserTrust.addArgument("number")
 818                 .help("Specify the phone number, for which to set the trust.")
 819                 .required(true);
 820         MutuallyExclusiveGroup mutTrust = parserTrust.addMutuallyExclusiveGroup();
 821         mutTrust.addArgument("-a", "--trust-all-known-keys")
 822                 .help("Trust all known keys of this user, only use this for testing.")
 823                 .action(Arguments.storeTrue());
 824         mutTrust.addArgument("-v", "--verified-fingerprint")
 825                 .help("Specify the fingerprint of the key, only use this option if you have verified the fingerprint.");
 826
 827         Subparser parserReceive = subparsers.addParser("receive");
 828         parserReceive.addArgument("-t", "--timeout")
 829                 .type(double.class)
 830                 .help("Number of seconds to wait for new messages (negative values disable timeout)");
 831         parserReceive.addArgument("--ignore-attachments")
 832                 .help("Don’t download attachments of received messages.")
 833                 .action(Arguments.storeTrue());
 834
 835         Subparser parserDaemon = subparsers.addParser("daemon");
 836         parserDaemon.addArgument("--system")
 837                 .action(Arguments.storeTrue())
 838                 .help("Use DBus system bus instead of user bus.");
 839         parserDaemon.addArgument("--ignore-attachments")
 840                 .help("Don’t download attachments of received messages.")
 841                 .action(Arguments.storeTrue());
 842
 843         try {
 844             Namespace ns = parser.parseArgs(args);
 845             if ("link".equals(ns.getString("command"))) {
 846                 if (ns.getString("username") != null) {
 847                     parser.printUsage();
 848                     System.err.println("You cannot specify a username (phone number) when linking");
 849                     System.exit(2);
 850                 }
 851             } else if (!ns.getBoolean("dbus") && !ns.getBoolean("dbus_system")) {
 852                 if (ns.getString("username") == null) {
 853                     parser.printUsage();
 854                     System.err.println("You need to specify a username (phone number)");
 855                     System.exit(2);
 856                 }
 857                 if (!PhoneNumberFormatter.isValidNumber(ns.getString("username"))) {
 858                     System.err.println("Invalid username (phone number), make sure you include the country code.");
 859                     System.exit(2);
 860                 }
 861             }
 862             if (ns.getList("recipient") != null && !ns.getList("recipient").isEmpty() && ns.getString("group") != null) {
 863                 System.err.println("You cannot specify recipients by phone number and groups a the same time");
 864                 System.exit(2);
 865             }
 866             return ns;
 867         } catch (ArgumentParserException e) {
 868             parser.handleError(e);
 869             return null;
 870         }
 871     }
 872
 873     private static void handleAssertionError(AssertionError e) {
 874         System.err.println("Failed to send/receive message (Assertion): " + e.getMessage());
 875         e.printStackTrace();
 876         System.err.println("If you use an Oracle JRE please check if you have unlimited strength crypto enabled, see README");
 877     }
 878
 879     private static void handleEncapsulatedExceptions(EncapsulatedExceptions e) {
 880         System.err.println("Failed to send (some) messages:");
 881         for (NetworkFailureException n : e.getNetworkExceptions()) {
 882             System.err.println("Network failure for \"" + n.getE164number() + "\": " + n.getMessage());
 883         }
 884         for (UnregisteredUserException n : e.getUnregisteredUserExceptions()) {
 885             System.err.println("Unregistered user \"" + n.getE164Number() + "\": " + n.getMessage());
 886         }
 887         for (UntrustedIdentityException n : e.getUntrustedIdentityExceptions()) {
 888             System.err.println("Untrusted Identity for \"" + n.getE164Number() + "\": " + n.getMessage());
 889         }
 890     }
 891
 892     private static void handleIOException(IOException e) {
 893         System.err.println("Failed to send message: " + e.getMessage());
 894     }
 895
 896     private static String readAll(InputStream in) throws IOException {
 897         StringWriter output = new StringWriter();
 898         byte[] buffer = new byte[4096];
 899         long count = 0;
 900         int n;
 901         while (-1 != (n = System.in.read(buffer))) {
 902             output.write(new String(buffer, 0, n, Charset.defaultCharset()));
 903             count += n;
 904         }
 905         return output.toString();
 906     }
 907
 908     private static class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
 909         final Manager m;
 910
 911         public ReceiveMessageHandler(Manager m) {
 912             this.m = m;
 913         }
 914
 915         @Override
 916         public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
 917             SignalServiceAddress source = envelope.getSourceAddress();
 918             ContactInfo sourceContact = m.getContact(source.getNumber());
 919             System.out.println(String.format("Envelope from: %s (device: %d)", (sourceContact == null ? "" : "“" + sourceContact.name + "” ") + source.getNumber(), envelope.getSourceDevice()));
 920             if (source.getRelay().isPresent()) {
 921                 System.out.println("Relayed by: " + source.getRelay().get());
 922             }
 923             System.out.println("Timestamp: " + formatTimestamp(envelope.getTimestamp()));
 924
 925             if (envelope.isReceipt()) {
 926                 System.out.println("Got receipt.");
 927             } else if (envelope.isSignalMessage() | envelope.isPreKeySignalMessage()) {
 928                 if (exception != null) {
 929                     if (exception instanceof org.whispersystems.libsignal.UntrustedIdentityException) {
 930                         org.whispersystems.libsignal.UntrustedIdentityException e = (org.whispersystems.libsignal.UntrustedIdentityException) exception;
 931                         System.out.println("The user’s key is untrusted, either the user has reinstalled Signal or a third party sent this message.");
 932                         System.out.println("Use 'signal-cli -u " + m.getUsername() + " listIdentities -n " + e.getName() + "', verify the key and run 'signal-cli -u " + m.getUsername() + " trust -v \"FINGER_PRINT\" " + e.getName() + "' to mark it as trusted");
 933                         System.out.println("If you don't care about security, use 'signal-cli -u " + m.getUsername() + " trust -a " + e.getName() + "' to trust it without verification");
 934                     } else {
 935                         System.out.println("Exception: " + exception.getMessage() + " (" + exception.getClass().getSimpleName() + ")");
 936                     }
 937                 }
 938                 if (content == null) {
 939                     System.out.println("Failed to decrypt message.");
 940                 } else {
 941                     if (content.getDataMessage().isPresent()) {
 942                         SignalServiceDataMessage message = content.getDataMessage().get();
 943                         handleSignalServiceDataMessage(message);
 944                     }
 945                     if (content.getSyncMessage().isPresent()) {
 946                         System.out.println("Received a sync message");
 947                         SignalServiceSyncMessage syncMessage = content.getSyncMessage().get();
 948
 949                         if (syncMessage.getContacts().isPresent()) {
 950                             System.out.println("Received sync contacts");
 951                             printAttachment(syncMessage.getContacts().get());
 952                         }
 953                         if (syncMessage.getGroups().isPresent()) {
 954                             System.out.println("Received sync groups");
 955                             printAttachment(syncMessage.getGroups().get());
 956                         }
 957                         if (syncMessage.getRead().isPresent()) {
 958                             System.out.println("Received sync read messages list");
 959                             for (ReadMessage rm : syncMessage.getRead().get()) {
 960                                 ContactInfo fromContact = m.getContact(rm.getSender());
 961                                 System.out.println("From: " + (fromContact == null ? "" : "“" + fromContact.name + "” ") + rm.getSender() + " Message timestamp: " + formatTimestamp(rm.getTimestamp()));
 962                             }
 963                         }
 964                         if (syncMessage.getRequest().isPresent()) {
 965                             System.out.println("Received sync request");
 966                             if (syncMessage.getRequest().get().isContactsRequest()) {
 967                                 System.out.println(" - contacts request");
 968                             }
 969                             if (syncMessage.getRequest().get().isGroupsRequest()) {
 970                                 System.out.println(" - groups request");
 971                             }
 972                         }
 973                         if (syncMessage.getSent().isPresent()) {
 974                             System.out.println("Received sync sent message");
 975                             final SentTranscriptMessage sentTranscriptMessage = syncMessage.getSent().get();
 976                             String to;
 977                             if (sentTranscriptMessage.getDestination().isPresent()) {
 978                                 String dest = sentTranscriptMessage.getDestination().get();
 979                                 ContactInfo destContact = m.getContact(dest);
 980                                 to = (destContact == null ? "" : "“" + destContact.name + "” ") + dest;
 981                             } else {
 982                                 to = "Unknown";
 983                             }
 984                             System.out.println("To: " + to + " , Message timestamp: " + formatTimestamp(sentTranscriptMessage.getTimestamp()));
 985                             if (sentTranscriptMessage.getExpirationStartTimestamp() > 0) {
 986                                 System.out.println("Expiration started at: " + formatTimestamp(sentTranscriptMessage.getExpirationStartTimestamp()));
 987                             }
 988                             SignalServiceDataMessage message = sentTranscriptMessage.getMessage();
 989                             handleSignalServiceDataMessage(message);
 990                         }
 991                         if (syncMessage.getBlockedList().isPresent()) {
 992                             System.out.println("Received sync message with block list");
 993                             System.out.println("Blocked numbers:");
 994                             final BlockedListMessage blockedList = syncMessage.getBlockedList().get();
 995                             for (String number : blockedList.getNumbers()) {
 996                                 System.out.println(" - " + number);
 997                             }
 998                         }
 999                     }
1000                 }
1001             } else {
1002                 System.out.println("Unknown message received.");
1003             }
1004             System.out.println();
1005         }
1006
1007         private void handleSignalServiceDataMessage(SignalServiceDataMessage message) {
1008             System.out.println("Message timestamp: " + formatTimestamp(message.getTimestamp()));
1009
1010             if (message.getBody().isPresent()) {
1011                 System.out.println("Body: " + message.getBody().get());
1012             }
1013             if (message.getGroupInfo().isPresent()) {
1014                 SignalServiceGroup groupInfo = message.getGroupInfo().get();
1015                 System.out.println("Group info:");
1016                 System.out.println("  Id: " + Base64.encodeBytes(groupInfo.getGroupId()));
1017                 if (groupInfo.getType() == SignalServiceGroup.Type.UPDATE && groupInfo.getName().isPresent()) {
1018                     System.out.println("  Name: " + groupInfo.getName().get());
1019                 } else {
1020                     GroupInfo group = m.getGroup(groupInfo.getGroupId());
1021                     if (group != null) {
1022                         System.out.println("  Name: " + group.name);
1023                     } else {
1024                         System.out.println("  Name: <Unknown group>");
1025                     }
1026                 }
1027                 System.out.println("  Type: " + groupInfo.getType());
1028                 if (groupInfo.getMembers().isPresent()) {
1029                     for (String member : groupInfo.getMembers().get()) {
1030                         System.out.println("  Member: " + member);
1031                     }
1032                 }
1033                 if (groupInfo.getAvatar().isPresent()) {
1034                     System.out.println("  Avatar:");
1035                     printAttachment(groupInfo.getAvatar().get());
1036                 }
1037             }
1038             if (message.isEndSession()) {
1039                 System.out.println("Is end session");
1040             }
1041             if (message.isExpirationUpdate()) {
1042                 System.out.println("Is Expiration update: " + message.isExpirationUpdate());
1043             }
1044             if (message.getExpiresInSeconds() > 0) {
1045                 System.out.println("Expires in: " + message.getExpiresInSeconds() + " seconds");
1046             }
1047
1048             if (message.getAttachments().isPresent()) {
1049                 System.out.println("Attachments: ");
1050                 for (SignalServiceAttachment attachment : message.getAttachments().get()) {
1051                     printAttachment(attachment);
1052                 }
1053             }
1054         }
1055
1056         private void printAttachment(SignalServiceAttachment attachment) {
1057             System.out.println("- " + attachment.getContentType() + " (" + (attachment.isPointer() ? "Pointer" : "") + (attachment.isStream() ? "Stream" : "") + ")");
1058             if (attachment.isPointer()) {
1059                 final SignalServiceAttachmentPointer pointer = attachment.asPointer();
1060                 System.out.println("  Id: " + pointer.getId() + " Key length: " + pointer.getKey().length + (pointer.getRelay().isPresent() ? " Relay: " + pointer.getRelay().get() : ""));
1061                 System.out.println("  Size: " + (pointer.getSize().isPresent() ? pointer.getSize().get() + " bytes" : "<unavailable>") + (pointer.getPreview().isPresent() ? " (Preview is available: " + pointer.getPreview().get().length + " bytes)" : ""));
1062                 File file = m.getAttachmentFile(pointer.getId());
1063                 if (file.exists()) {
1064                     System.out.println("  Stored plaintext in: " + file);
1065                 }
1066             }
1067         }
1068     }
1069
1070     private static class DbusReceiveMessageHandler extends ReceiveMessageHandler {
1071         final DBusConnection conn;
1072
1073         public DbusReceiveMessageHandler(Manager m, DBusConnection conn) {
1074             super(m);
1075             this.conn = conn;
1076         }
1077
1078         @Override
1079         public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
1080             super.handleMessage(envelope, content, exception);
1081
1082             if (!envelope.isReceipt() && content != null && content.getDataMessage().isPresent()) {
1083                 SignalServiceDataMessage message = content.getDataMessage().get();
1084
1085                 if (!message.isEndSession() &&
1086                         !(message.getGroupInfo().isPresent() &&
1087                                 message.getGroupInfo().get().getType() != SignalServiceGroup.Type.DELIVER)) {
1088                     List<String> attachments = new ArrayList<>();
1089                     if (message.getAttachments().isPresent()) {
1090                         for (SignalServiceAttachment attachment : message.getAttachments().get()) {
1091                             if (attachment.isPointer()) {
1092                                 attachments.add(m.getAttachmentFile(attachment.asPointer().getId()).getAbsolutePath());
1093                             }
1094                         }
1095                     }
1096
1097                     try {
1098                         conn.sendSignal(new Signal.MessageReceived(
1099                                 SIGNAL_OBJECTPATH,
1100                                 message.getTimestamp(),
1101                                 envelope.getSource(),
1102                                 message.getGroupInfo().isPresent() ? message.getGroupInfo().get().getGroupId() : new byte[0],
1103                                 message.getBody().isPresent() ? message.getBody().get() : "",
1104                                 attachments));
1105                     } catch (DBusException e) {
1106                         e.printStackTrace();
1107                     }
1108                 }
1109             }
1110         }
1111
1112     }
1113
1114     private static String formatTimestamp(long timestamp) {
1115         Date date = new Date(timestamp);
1116         final DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"); // Quoted "Z" to indicate UTC, no timezone offset
1117         df.setTimeZone(tzUTC);
1118         return timestamp + " (" + df.format(date) + ")";
1119     }
1120 }