DefaultPermissionGrantPolicy.java revision bd111589cd5e3cb4e236a3cd84588d9b7f8039ea
1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm.permission; 18 19import static android.os.Process.FIRST_APPLICATION_UID; 20 21import android.Manifest; 22import android.annotation.NonNull; 23import android.annotation.Nullable; 24import android.app.ActivityManager; 25import android.app.DownloadManager; 26import android.app.admin.DevicePolicyManager; 27import android.companion.CompanionDeviceManager; 28import android.content.ComponentName; 29import android.content.Context; 30import android.content.Intent; 31import android.content.pm.ApplicationInfo; 32import android.content.pm.PackageList; 33import android.content.pm.PackageManager; 34import android.content.pm.PackageManagerInternal; 35import android.content.pm.PackageManagerInternal.PackagesProvider; 36import android.content.pm.PackageManagerInternal.SyncAdapterPackagesProvider; 37import android.content.pm.PackageParser; 38import android.content.pm.ProviderInfo; 39import android.content.pm.ResolveInfo; 40import android.media.RingtoneManager; 41import android.net.Uri; 42import android.os.Binder; 43import android.os.Build; 44import android.os.Environment; 45import android.os.Handler; 46import android.os.Looper; 47import android.os.Message; 48import android.os.UserHandle; 49import android.os.storage.StorageManager; 50import android.print.PrintManager; 51import android.provider.CalendarContract; 52import android.provider.ContactsContract; 53import android.provider.MediaStore; 54import android.provider.Telephony.Sms.Intents; 55import android.security.Credentials; 56import android.service.textclassifier.TextClassifierService; 57import android.telephony.TelephonyManager; 58import android.text.TextUtils; 59import android.util.ArrayMap; 60import android.util.ArraySet; 61import android.util.Log; 62import android.util.Slog; 63import android.util.Xml; 64 65import com.android.internal.util.XmlUtils; 66import com.android.server.LocalServices; 67import com.android.server.pm.PackageManagerService; 68 69import org.xmlpull.v1.XmlPullParser; 70import org.xmlpull.v1.XmlPullParserException; 71 72import java.io.BufferedInputStream; 73import java.io.File; 74import java.io.FileInputStream; 75import java.io.IOException; 76import java.io.InputStream; 77import java.util.ArrayList; 78import java.util.Collections; 79import java.util.List; 80import java.util.Map; 81import java.util.Set; 82 83/** 84 * This class is the policy for granting runtime permissions to 85 * platform components and default handlers in the system such 86 * that the device is usable out-of-the-box. For example, the 87 * shell UID is a part of the system and the Phone app should 88 * have phone related permission by default. 89 * <p> 90 * NOTE: This class is at the wrong abstraction level. It is a part of the package manager 91 * service but knows about lots of higher level subsystems. The correct way to do this is 92 * to have an interface defined in the package manager but have the impl next to other 93 * policy stuff like PhoneWindowManager 94 */ 95public final class DefaultPermissionGrantPolicy { 96 private static final String TAG = "DefaultPermGrantPolicy"; // must be <= 23 chars 97 private static final boolean DEBUG = false; 98 99 private static final int DEFAULT_FLAGS = 100 PackageManager.MATCH_DIRECT_BOOT_AWARE | PackageManager.MATCH_DIRECT_BOOT_UNAWARE 101 | PackageManager.MATCH_UNINSTALLED_PACKAGES; 102 103 private static final String AUDIO_MIME_TYPE = "audio/mpeg"; 104 105 private static final String TAG_EXCEPTIONS = "exceptions"; 106 private static final String TAG_EXCEPTION = "exception"; 107 private static final String TAG_PERMISSION = "permission"; 108 private static final String ATTR_PACKAGE = "package"; 109 private static final String ATTR_NAME = "name"; 110 private static final String ATTR_FIXED = "fixed"; 111 112 private static final Set<String> PHONE_PERMISSIONS = new ArraySet<>(); 113 static { 114 PHONE_PERMISSIONS.add(Manifest.permission.READ_PHONE_STATE); 115 PHONE_PERMISSIONS.add(Manifest.permission.CALL_PHONE); 116 PHONE_PERMISSIONS.add(Manifest.permission.READ_CALL_LOG); 117 PHONE_PERMISSIONS.add(Manifest.permission.WRITE_CALL_LOG); 118 PHONE_PERMISSIONS.add(Manifest.permission.ADD_VOICEMAIL); 119 PHONE_PERMISSIONS.add(Manifest.permission.USE_SIP); 120 PHONE_PERMISSIONS.add(Manifest.permission.PROCESS_OUTGOING_CALLS); 121 } 122 123 private static final Set<String> CONTACTS_PERMISSIONS = new ArraySet<>(); 124 static { 125 CONTACTS_PERMISSIONS.add(Manifest.permission.READ_CONTACTS); 126 CONTACTS_PERMISSIONS.add(Manifest.permission.WRITE_CONTACTS); 127 CONTACTS_PERMISSIONS.add(Manifest.permission.GET_ACCOUNTS); 128 } 129 130 private static final Set<String> LOCATION_PERMISSIONS = new ArraySet<>(); 131 static { 132 LOCATION_PERMISSIONS.add(Manifest.permission.ACCESS_FINE_LOCATION); 133 LOCATION_PERMISSIONS.add(Manifest.permission.ACCESS_COARSE_LOCATION); 134 } 135 136 private static final Set<String> COARSE_LOCATION_PERMISSIONS = new ArraySet<>(); 137 static { 138 COARSE_LOCATION_PERMISSIONS.add(Manifest.permission.ACCESS_COARSE_LOCATION); 139 } 140 141 private static final Set<String> CALENDAR_PERMISSIONS = new ArraySet<>(); 142 static { 143 CALENDAR_PERMISSIONS.add(Manifest.permission.READ_CALENDAR); 144 CALENDAR_PERMISSIONS.add(Manifest.permission.WRITE_CALENDAR); 145 } 146 147 private static final Set<String> SMS_PERMISSIONS = new ArraySet<>(); 148 static { 149 SMS_PERMISSIONS.add(Manifest.permission.SEND_SMS); 150 SMS_PERMISSIONS.add(Manifest.permission.RECEIVE_SMS); 151 SMS_PERMISSIONS.add(Manifest.permission.READ_SMS); 152 SMS_PERMISSIONS.add(Manifest.permission.RECEIVE_WAP_PUSH); 153 SMS_PERMISSIONS.add(Manifest.permission.RECEIVE_MMS); 154 SMS_PERMISSIONS.add(Manifest.permission.READ_CELL_BROADCASTS); 155 } 156 157 private static final Set<String> MICROPHONE_PERMISSIONS = new ArraySet<>(); 158 static { 159 MICROPHONE_PERMISSIONS.add(Manifest.permission.RECORD_AUDIO); 160 } 161 162 private static final Set<String> CAMERA_PERMISSIONS = new ArraySet<>(); 163 static { 164 CAMERA_PERMISSIONS.add(Manifest.permission.CAMERA); 165 } 166 167 private static final Set<String> SENSORS_PERMISSIONS = new ArraySet<>(); 168 static { 169 SENSORS_PERMISSIONS.add(Manifest.permission.BODY_SENSORS); 170 } 171 172 private static final Set<String> STORAGE_PERMISSIONS = new ArraySet<>(); 173 static { 174 STORAGE_PERMISSIONS.add(Manifest.permission.READ_EXTERNAL_STORAGE); 175 STORAGE_PERMISSIONS.add(Manifest.permission.WRITE_EXTERNAL_STORAGE); 176 } 177 178 private static final int MSG_READ_DEFAULT_PERMISSION_EXCEPTIONS = 1; 179 180 private static final String ACTION_TRACK = "com.android.fitness.TRACK"; 181 182 private final Handler mHandler; 183 184 private PackagesProvider mLocationPackagesProvider; 185 private PackagesProvider mVoiceInteractionPackagesProvider; 186 private PackagesProvider mSmsAppPackagesProvider; 187 private PackagesProvider mDialerAppPackagesProvider; 188 private PackagesProvider mSimCallManagerPackagesProvider; 189 private PackagesProvider mUseOpenWifiAppPackagesProvider; 190 private SyncAdapterPackagesProvider mSyncAdapterPackagesProvider; 191 192 private ArrayMap<String, List<DefaultPermissionGrant>> mGrantExceptions; 193 private final Context mContext; 194 private final Object mLock = new Object(); 195 private final PackageManagerInternal mServiceInternal; 196 private final PermissionManagerService mPermissionManager; 197 private final DefaultPermissionGrantedCallback mPermissionGrantedCallback; 198 public interface DefaultPermissionGrantedCallback { 199 /** Callback when permissions have been granted */ 200 public void onDefaultRuntimePermissionsGranted(int userId); 201 } 202 203 public DefaultPermissionGrantPolicy(Context context, Looper looper, 204 @Nullable DefaultPermissionGrantedCallback callback, 205 @NonNull PermissionManagerService permissionManager) { 206 mContext = context; 207 mHandler = new Handler(looper) { 208 @Override 209 public void handleMessage(Message msg) { 210 if (msg.what == MSG_READ_DEFAULT_PERMISSION_EXCEPTIONS) { 211 synchronized (mLock) { 212 if (mGrantExceptions == null) { 213 mGrantExceptions = readDefaultPermissionExceptionsLocked(); 214 } 215 } 216 } 217 } 218 }; 219 mPermissionGrantedCallback = callback; 220 mPermissionManager = permissionManager; 221 mServiceInternal = LocalServices.getService(PackageManagerInternal.class); 222 } 223 224 public void setLocationPackagesProvider(PackagesProvider provider) { 225 synchronized (mLock) { 226 mLocationPackagesProvider = provider; 227 } 228 } 229 230 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 231 synchronized (mLock) { 232 mVoiceInteractionPackagesProvider = provider; 233 } 234 } 235 236 public void setSmsAppPackagesProvider(PackagesProvider provider) { 237 synchronized (mLock) { 238 mSmsAppPackagesProvider = provider; 239 } 240 } 241 242 public void setDialerAppPackagesProvider(PackagesProvider provider) { 243 synchronized (mLock) { 244 mDialerAppPackagesProvider = provider; 245 } 246 } 247 248 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 249 synchronized (mLock) { 250 mSimCallManagerPackagesProvider = provider; 251 } 252 } 253 254 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 255 synchronized (mLock) { 256 mUseOpenWifiAppPackagesProvider = provider; 257 } 258 } 259 260 public void setSyncAdapterPackagesProvider(SyncAdapterPackagesProvider provider) { 261 synchronized (mLock) { 262 mSyncAdapterPackagesProvider = provider; 263 } 264 } 265 266 public void grantDefaultPermissions(int userId) { 267 grantPermissionsToSysComponentsAndPrivApps(userId); 268 grantDefaultSystemHandlerPermissions(userId); 269 grantDefaultPermissionExceptions(userId); 270 } 271 272 private void grantRuntimePermissionsForPackage(int userId, PackageParser.Package pkg) { 273 Set<String> permissions = new ArraySet<>(); 274 for (String permission : pkg.requestedPermissions) { 275 final BasePermission bp = mPermissionManager.getPermission(permission); 276 if (bp == null) { 277 continue; 278 } 279 if (bp.isRuntime()) { 280 permissions.add(permission); 281 } 282 } 283 if (!permissions.isEmpty()) { 284 grantRuntimePermissions(pkg, permissions, true, userId); 285 } 286 } 287 288 private void grantAllRuntimePermissions(int userId) { 289 Log.i(TAG, "Granting all runtime permissions for user " + userId); 290 final PackageList packageList = mServiceInternal.getPackageList(); 291 for (String packageName : packageList.getPackageNames()) { 292 final PackageParser.Package pkg = mServiceInternal.getPackage(packageName); 293 if (pkg == null) { 294 continue; 295 } 296 grantRuntimePermissionsForPackage(userId, pkg); 297 } 298 } 299 300 public void scheduleReadDefaultPermissionExceptions() { 301 mHandler.sendEmptyMessage(MSG_READ_DEFAULT_PERMISSION_EXCEPTIONS); 302 } 303 304 private void grantPermissionsToSysComponentsAndPrivApps(int userId) { 305 Log.i(TAG, "Granting permissions to platform components for user " + userId); 306 final PackageList packageList = mServiceInternal.getPackageList(); 307 for (String packageName : packageList.getPackageNames()) { 308 final PackageParser.Package pkg = mServiceInternal.getPackage(packageName); 309 if (pkg == null) { 310 continue; 311 } 312 if (!isSysComponentOrPersistentPlatformSignedPrivApp(pkg) 313 || !doesPackageSupportRuntimePermissions(pkg) 314 || pkg.requestedPermissions.isEmpty()) { 315 continue; 316 } 317 grantRuntimePermissionsForPackage(userId, pkg); 318 } 319 } 320 321 private void grantDefaultSystemHandlerPermissions(int userId) { 322 Log.i(TAG, "Granting permissions to default platform handlers for user " + userId); 323 324 final PackagesProvider locationPackagesProvider; 325 final PackagesProvider voiceInteractionPackagesProvider; 326 final PackagesProvider smsAppPackagesProvider; 327 final PackagesProvider dialerAppPackagesProvider; 328 final PackagesProvider simCallManagerPackagesProvider; 329 final PackagesProvider useOpenWifiAppPackagesProvider; 330 final SyncAdapterPackagesProvider syncAdapterPackagesProvider; 331 332 synchronized (mLock) { 333 locationPackagesProvider = mLocationPackagesProvider; 334 voiceInteractionPackagesProvider = mVoiceInteractionPackagesProvider; 335 smsAppPackagesProvider = mSmsAppPackagesProvider; 336 dialerAppPackagesProvider = mDialerAppPackagesProvider; 337 simCallManagerPackagesProvider = mSimCallManagerPackagesProvider; 338 useOpenWifiAppPackagesProvider = mUseOpenWifiAppPackagesProvider; 339 syncAdapterPackagesProvider = mSyncAdapterPackagesProvider; 340 } 341 342 String[] voiceInteractPackageNames = (voiceInteractionPackagesProvider != null) 343 ? voiceInteractionPackagesProvider.getPackages(userId) : null; 344 String[] locationPackageNames = (locationPackagesProvider != null) 345 ? locationPackagesProvider.getPackages(userId) : null; 346 String[] smsAppPackageNames = (smsAppPackagesProvider != null) 347 ? smsAppPackagesProvider.getPackages(userId) : null; 348 String[] dialerAppPackageNames = (dialerAppPackagesProvider != null) 349 ? dialerAppPackagesProvider.getPackages(userId) : null; 350 String[] simCallManagerPackageNames = (simCallManagerPackagesProvider != null) 351 ? simCallManagerPackagesProvider.getPackages(userId) : null; 352 String[] useOpenWifiAppPackageNames = (useOpenWifiAppPackagesProvider != null) 353 ? useOpenWifiAppPackagesProvider.getPackages(userId) : null; 354 String[] contactsSyncAdapterPackages = (syncAdapterPackagesProvider != null) ? 355 syncAdapterPackagesProvider.getPackages(ContactsContract.AUTHORITY, userId) : null; 356 String[] calendarSyncAdapterPackages = (syncAdapterPackagesProvider != null) ? 357 syncAdapterPackagesProvider.getPackages(CalendarContract.AUTHORITY, userId) : null; 358 359 // Installer 360 final String installerPackageName = mServiceInternal.getKnownPackageName( 361 PackageManagerInternal.PACKAGE_INSTALLER, userId); 362 PackageParser.Package installerPackage = getSystemPackage(installerPackageName); 363 if (installerPackage != null 364 && doesPackageSupportRuntimePermissions(installerPackage)) { 365 grantRuntimePermissions(installerPackage, STORAGE_PERMISSIONS, true, userId); 366 } 367 368 // Verifier 369 final String verifierPackageName = mServiceInternal.getKnownPackageName( 370 PackageManagerInternal.PACKAGE_VERIFIER, userId); 371 PackageParser.Package verifierPackage = getSystemPackage(verifierPackageName); 372 if (verifierPackage != null 373 && doesPackageSupportRuntimePermissions(verifierPackage)) { 374 grantRuntimePermissions(verifierPackage, STORAGE_PERMISSIONS, true, userId); 375 grantRuntimePermissions(verifierPackage, PHONE_PERMISSIONS, false, userId); 376 grantRuntimePermissions(verifierPackage, SMS_PERMISSIONS, false, userId); 377 } 378 379 // SetupWizard 380 final String setupWizardPackageName = mServiceInternal.getKnownPackageName( 381 PackageManagerInternal.PACKAGE_SETUP_WIZARD, userId); 382 PackageParser.Package setupPackage = getSystemPackage(setupWizardPackageName); 383 if (setupPackage != null 384 && doesPackageSupportRuntimePermissions(setupPackage)) { 385 grantRuntimePermissions(setupPackage, PHONE_PERMISSIONS, userId); 386 grantRuntimePermissions(setupPackage, CONTACTS_PERMISSIONS, userId); 387 grantRuntimePermissions(setupPackage, LOCATION_PERMISSIONS, userId); 388 grantRuntimePermissions(setupPackage, CAMERA_PERMISSIONS, userId); 389 } 390 391 // Camera 392 Intent cameraIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); 393 PackageParser.Package cameraPackage = getDefaultSystemHandlerActivityPackage( 394 cameraIntent, userId); 395 if (cameraPackage != null 396 && doesPackageSupportRuntimePermissions(cameraPackage)) { 397 grantRuntimePermissions(cameraPackage, CAMERA_PERMISSIONS, userId); 398 grantRuntimePermissions(cameraPackage, MICROPHONE_PERMISSIONS, userId); 399 grantRuntimePermissions(cameraPackage, STORAGE_PERMISSIONS, userId); 400 } 401 402 // Media provider 403 PackageParser.Package mediaStorePackage = getDefaultProviderAuthorityPackage( 404 MediaStore.AUTHORITY, userId); 405 if (mediaStorePackage != null) { 406 grantRuntimePermissions(mediaStorePackage, STORAGE_PERMISSIONS, true, userId); 407 grantRuntimePermissions(mediaStorePackage, PHONE_PERMISSIONS, true, userId); 408 } 409 410 // Downloads provider 411 PackageParser.Package downloadsPackage = getDefaultProviderAuthorityPackage( 412 "downloads", userId); 413 if (downloadsPackage != null) { 414 grantRuntimePermissions(downloadsPackage, STORAGE_PERMISSIONS, true, userId); 415 } 416 417 // Downloads UI 418 Intent downloadsUiIntent = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS); 419 PackageParser.Package downloadsUiPackage = getDefaultSystemHandlerActivityPackage( 420 downloadsUiIntent, userId); 421 if (downloadsUiPackage != null 422 && doesPackageSupportRuntimePermissions(downloadsUiPackage)) { 423 grantRuntimePermissions(downloadsUiPackage, STORAGE_PERMISSIONS, true, userId); 424 } 425 426 // Storage provider 427 PackageParser.Package storagePackage = getDefaultProviderAuthorityPackage( 428 "com.android.externalstorage.documents", userId); 429 if (storagePackage != null) { 430 grantRuntimePermissions(storagePackage, STORAGE_PERMISSIONS, true, userId); 431 } 432 433 // Container service 434 PackageParser.Package containerPackage = getSystemPackage( 435 PackageManagerService.DEFAULT_CONTAINER_PACKAGE); 436 if (containerPackage != null) { 437 grantRuntimePermissions(containerPackage, STORAGE_PERMISSIONS, true, userId); 438 } 439 440 // CertInstaller 441 Intent certInstallerIntent = new Intent(Credentials.INSTALL_ACTION); 442 PackageParser.Package certInstallerPackage = getDefaultSystemHandlerActivityPackage( 443 certInstallerIntent, userId); 444 if (certInstallerPackage != null 445 && doesPackageSupportRuntimePermissions(certInstallerPackage)) { 446 grantRuntimePermissions(certInstallerPackage, STORAGE_PERMISSIONS, true, userId); 447 } 448 449 // Dialer 450 if (dialerAppPackageNames == null) { 451 Intent dialerIntent = new Intent(Intent.ACTION_DIAL); 452 PackageParser.Package dialerPackage = getDefaultSystemHandlerActivityPackage( 453 dialerIntent, userId); 454 if (dialerPackage != null) { 455 grantDefaultPermissionsToDefaultSystemDialerApp(dialerPackage, userId); 456 } 457 } else { 458 for (String dialerAppPackageName : dialerAppPackageNames) { 459 PackageParser.Package dialerPackage = getSystemPackage(dialerAppPackageName); 460 if (dialerPackage != null) { 461 grantDefaultPermissionsToDefaultSystemDialerApp(dialerPackage, userId); 462 } 463 } 464 } 465 466 // Sim call manager 467 if (simCallManagerPackageNames != null) { 468 for (String simCallManagerPackageName : simCallManagerPackageNames) { 469 PackageParser.Package simCallManagerPackage = 470 getSystemPackage(simCallManagerPackageName); 471 if (simCallManagerPackage != null) { 472 grantDefaultPermissionsToDefaultSimCallManager(simCallManagerPackage, 473 userId); 474 } 475 } 476 } 477 478 // Use Open Wifi 479 if (useOpenWifiAppPackageNames != null) { 480 for (String useOpenWifiPackageName : useOpenWifiAppPackageNames) { 481 PackageParser.Package useOpenWifiPackage = 482 getSystemPackage(useOpenWifiPackageName); 483 if (useOpenWifiPackage != null) { 484 grantDefaultPermissionsToDefaultSystemUseOpenWifiApp(useOpenWifiPackage, 485 userId); 486 } 487 } 488 } 489 490 // SMS 491 if (smsAppPackageNames == null) { 492 Intent smsIntent = new Intent(Intent.ACTION_MAIN); 493 smsIntent.addCategory(Intent.CATEGORY_APP_MESSAGING); 494 PackageParser.Package smsPackage = getDefaultSystemHandlerActivityPackage( 495 smsIntent, userId); 496 if (smsPackage != null) { 497 grantDefaultPermissionsToDefaultSystemSmsApp(smsPackage, userId); 498 } 499 } else { 500 for (String smsPackageName : smsAppPackageNames) { 501 PackageParser.Package smsPackage = getSystemPackage(smsPackageName); 502 if (smsPackage != null) { 503 grantDefaultPermissionsToDefaultSystemSmsApp(smsPackage, userId); 504 } 505 } 506 } 507 508 // Cell Broadcast Receiver 509 Intent cbrIntent = new Intent(Intents.SMS_CB_RECEIVED_ACTION); 510 PackageParser.Package cbrPackage = 511 getDefaultSystemHandlerActivityPackage(cbrIntent, userId); 512 if (cbrPackage != null && doesPackageSupportRuntimePermissions(cbrPackage)) { 513 grantRuntimePermissions(cbrPackage, SMS_PERMISSIONS, userId); 514 } 515 516 // Carrier Provisioning Service 517 Intent carrierProvIntent = new Intent(Intents.SMS_CARRIER_PROVISION_ACTION); 518 PackageParser.Package carrierProvPackage = 519 getDefaultSystemHandlerServicePackage(carrierProvIntent, userId); 520 if (carrierProvPackage != null 521 && doesPackageSupportRuntimePermissions(carrierProvPackage)) { 522 grantRuntimePermissions(carrierProvPackage, SMS_PERMISSIONS, false, userId); 523 } 524 525 // Calendar 526 Intent calendarIntent = new Intent(Intent.ACTION_MAIN); 527 calendarIntent.addCategory(Intent.CATEGORY_APP_CALENDAR); 528 PackageParser.Package calendarPackage = getDefaultSystemHandlerActivityPackage( 529 calendarIntent, userId); 530 if (calendarPackage != null 531 && doesPackageSupportRuntimePermissions(calendarPackage)) { 532 grantRuntimePermissions(calendarPackage, CALENDAR_PERMISSIONS, userId); 533 grantRuntimePermissions(calendarPackage, CONTACTS_PERMISSIONS, userId); 534 } 535 536 // Calendar provider 537 PackageParser.Package calendarProviderPackage = getDefaultProviderAuthorityPackage( 538 CalendarContract.AUTHORITY, userId); 539 if (calendarProviderPackage != null) { 540 grantRuntimePermissions(calendarProviderPackage, CONTACTS_PERMISSIONS, userId); 541 grantRuntimePermissions(calendarProviderPackage, CALENDAR_PERMISSIONS, 542 true, userId); 543 grantRuntimePermissions(calendarProviderPackage, STORAGE_PERMISSIONS, userId); 544 } 545 546 // Calendar provider sync adapters 547 List<PackageParser.Package> calendarSyncAdapters = getHeadlessSyncAdapterPackages( 548 calendarSyncAdapterPackages, userId); 549 final int calendarSyncAdapterCount = calendarSyncAdapters.size(); 550 for (int i = 0; i < calendarSyncAdapterCount; i++) { 551 PackageParser.Package calendarSyncAdapter = calendarSyncAdapters.get(i); 552 if (doesPackageSupportRuntimePermissions(calendarSyncAdapter)) { 553 grantRuntimePermissions(calendarSyncAdapter, CALENDAR_PERMISSIONS, userId); 554 } 555 } 556 557 // Contacts 558 Intent contactsIntent = new Intent(Intent.ACTION_MAIN); 559 contactsIntent.addCategory(Intent.CATEGORY_APP_CONTACTS); 560 PackageParser.Package contactsPackage = getDefaultSystemHandlerActivityPackage( 561 contactsIntent, userId); 562 if (contactsPackage != null 563 && doesPackageSupportRuntimePermissions(contactsPackage)) { 564 grantRuntimePermissions(contactsPackage, CONTACTS_PERMISSIONS, userId); 565 grantRuntimePermissions(contactsPackage, PHONE_PERMISSIONS, userId); 566 } 567 568 // Contacts provider sync adapters 569 List<PackageParser.Package> contactsSyncAdapters = getHeadlessSyncAdapterPackages( 570 contactsSyncAdapterPackages, userId); 571 final int contactsSyncAdapterCount = contactsSyncAdapters.size(); 572 for (int i = 0; i < contactsSyncAdapterCount; i++) { 573 PackageParser.Package contactsSyncAdapter = contactsSyncAdapters.get(i); 574 if (doesPackageSupportRuntimePermissions(contactsSyncAdapter)) { 575 grantRuntimePermissions(contactsSyncAdapter, CONTACTS_PERMISSIONS, userId); 576 } 577 } 578 579 // Contacts provider 580 PackageParser.Package contactsProviderPackage = getDefaultProviderAuthorityPackage( 581 ContactsContract.AUTHORITY, userId); 582 if (contactsProviderPackage != null) { 583 grantRuntimePermissions(contactsProviderPackage, CONTACTS_PERMISSIONS, 584 true, userId); 585 grantRuntimePermissions(contactsProviderPackage, PHONE_PERMISSIONS, 586 true, userId); 587 grantRuntimePermissions(contactsProviderPackage, STORAGE_PERMISSIONS, userId); 588 } 589 590 // Device provisioning 591 Intent deviceProvisionIntent = new Intent( 592 DevicePolicyManager.ACTION_PROVISION_MANAGED_DEVICE); 593 PackageParser.Package deviceProvisionPackage = 594 getDefaultSystemHandlerActivityPackage(deviceProvisionIntent, userId); 595 if (deviceProvisionPackage != null 596 && doesPackageSupportRuntimePermissions(deviceProvisionPackage)) { 597 grantRuntimePermissions(deviceProvisionPackage, CONTACTS_PERMISSIONS, userId); 598 } 599 600 // Maps 601 Intent mapsIntent = new Intent(Intent.ACTION_MAIN); 602 mapsIntent.addCategory(Intent.CATEGORY_APP_MAPS); 603 PackageParser.Package mapsPackage = getDefaultSystemHandlerActivityPackage( 604 mapsIntent, userId); 605 if (mapsPackage != null 606 && doesPackageSupportRuntimePermissions(mapsPackage)) { 607 grantRuntimePermissions(mapsPackage, LOCATION_PERMISSIONS, userId); 608 } 609 610 // Gallery 611 Intent galleryIntent = new Intent(Intent.ACTION_MAIN); 612 galleryIntent.addCategory(Intent.CATEGORY_APP_GALLERY); 613 PackageParser.Package galleryPackage = getDefaultSystemHandlerActivityPackage( 614 galleryIntent, userId); 615 if (galleryPackage != null 616 && doesPackageSupportRuntimePermissions(galleryPackage)) { 617 grantRuntimePermissions(galleryPackage, STORAGE_PERMISSIONS, userId); 618 } 619 620 // Email 621 Intent emailIntent = new Intent(Intent.ACTION_MAIN); 622 emailIntent.addCategory(Intent.CATEGORY_APP_EMAIL); 623 PackageParser.Package emailPackage = getDefaultSystemHandlerActivityPackage( 624 emailIntent, userId); 625 if (emailPackage != null 626 && doesPackageSupportRuntimePermissions(emailPackage)) { 627 grantRuntimePermissions(emailPackage, CONTACTS_PERMISSIONS, userId); 628 grantRuntimePermissions(emailPackage, CALENDAR_PERMISSIONS, userId); 629 } 630 631 // Browser 632 PackageParser.Package browserPackage = null; 633 String defaultBrowserPackage = mServiceInternal.getKnownPackageName( 634 PackageManagerInternal.PACKAGE_BROWSER, userId); 635 if (defaultBrowserPackage != null) { 636 browserPackage = getPackage(defaultBrowserPackage); 637 } 638 if (browserPackage == null) { 639 Intent browserIntent = new Intent(Intent.ACTION_MAIN); 640 browserIntent.addCategory(Intent.CATEGORY_APP_BROWSER); 641 browserPackage = getDefaultSystemHandlerActivityPackage( 642 browserIntent, userId); 643 } 644 if (browserPackage != null 645 && doesPackageSupportRuntimePermissions(browserPackage)) { 646 grantRuntimePermissions(browserPackage, LOCATION_PERMISSIONS, userId); 647 } 648 649 // Voice interaction 650 if (voiceInteractPackageNames != null) { 651 for (String voiceInteractPackageName : voiceInteractPackageNames) { 652 PackageParser.Package voiceInteractPackage = getSystemPackage( 653 voiceInteractPackageName); 654 if (voiceInteractPackage != null 655 && doesPackageSupportRuntimePermissions(voiceInteractPackage)) { 656 grantRuntimePermissions(voiceInteractPackage, 657 CONTACTS_PERMISSIONS, userId); 658 grantRuntimePermissions(voiceInteractPackage, 659 CALENDAR_PERMISSIONS, userId); 660 grantRuntimePermissions(voiceInteractPackage, 661 MICROPHONE_PERMISSIONS, userId); 662 grantRuntimePermissions(voiceInteractPackage, 663 PHONE_PERMISSIONS, userId); 664 grantRuntimePermissions(voiceInteractPackage, 665 SMS_PERMISSIONS, userId); 666 grantRuntimePermissions(voiceInteractPackage, 667 LOCATION_PERMISSIONS, userId); 668 } 669 } 670 } 671 672 if (ActivityManager.isLowRamDeviceStatic()) { 673 // Allow voice search on low-ram devices 674 Intent globalSearchIntent = new Intent("android.search.action.GLOBAL_SEARCH"); 675 PackageParser.Package globalSearchPickerPackage = 676 getDefaultSystemHandlerActivityPackage(globalSearchIntent, userId); 677 678 if (globalSearchPickerPackage != null 679 && doesPackageSupportRuntimePermissions(globalSearchPickerPackage)) { 680 grantRuntimePermissions(globalSearchPickerPackage, 681 MICROPHONE_PERMISSIONS, false, userId); 682 grantRuntimePermissions(globalSearchPickerPackage, 683 LOCATION_PERMISSIONS, false, userId); 684 } 685 } 686 687 // Voice recognition 688 Intent voiceRecoIntent = new Intent("android.speech.RecognitionService"); 689 voiceRecoIntent.addCategory(Intent.CATEGORY_DEFAULT); 690 PackageParser.Package voiceRecoPackage = getDefaultSystemHandlerServicePackage( 691 voiceRecoIntent, userId); 692 if (voiceRecoPackage != null 693 && doesPackageSupportRuntimePermissions(voiceRecoPackage)) { 694 grantRuntimePermissions(voiceRecoPackage, MICROPHONE_PERMISSIONS, userId); 695 } 696 697 // Location 698 if (locationPackageNames != null) { 699 for (String packageName : locationPackageNames) { 700 PackageParser.Package locationPackage = getSystemPackage(packageName); 701 if (locationPackage != null 702 && doesPackageSupportRuntimePermissions(locationPackage)) { 703 grantRuntimePermissions(locationPackage, CONTACTS_PERMISSIONS, userId); 704 grantRuntimePermissions(locationPackage, CALENDAR_PERMISSIONS, userId); 705 grantRuntimePermissions(locationPackage, MICROPHONE_PERMISSIONS, userId); 706 grantRuntimePermissions(locationPackage, PHONE_PERMISSIONS, userId); 707 grantRuntimePermissions(locationPackage, SMS_PERMISSIONS, userId); 708 grantRuntimePermissions(locationPackage, LOCATION_PERMISSIONS, 709 true, userId); 710 grantRuntimePermissions(locationPackage, CAMERA_PERMISSIONS, userId); 711 grantRuntimePermissions(locationPackage, SENSORS_PERMISSIONS, userId); 712 grantRuntimePermissions(locationPackage, STORAGE_PERMISSIONS, userId); 713 } 714 } 715 } 716 717 // Music 718 Intent musicIntent = new Intent(Intent.ACTION_VIEW); 719 musicIntent.addCategory(Intent.CATEGORY_DEFAULT); 720 musicIntent.setDataAndType(Uri.fromFile(new File("foo.mp3")), 721 AUDIO_MIME_TYPE); 722 PackageParser.Package musicPackage = getDefaultSystemHandlerActivityPackage( 723 musicIntent, userId); 724 if (musicPackage != null 725 && doesPackageSupportRuntimePermissions(musicPackage)) { 726 grantRuntimePermissions(musicPackage, STORAGE_PERMISSIONS, userId); 727 } 728 729 // Home 730 Intent homeIntent = new Intent(Intent.ACTION_MAIN); 731 homeIntent.addCategory(Intent.CATEGORY_HOME); 732 homeIntent.addCategory(Intent.CATEGORY_LAUNCHER_APP); 733 PackageParser.Package homePackage = getDefaultSystemHandlerActivityPackage( 734 homeIntent, userId); 735 if (homePackage != null 736 && doesPackageSupportRuntimePermissions(homePackage)) { 737 grantRuntimePermissions(homePackage, LOCATION_PERMISSIONS, false, userId); 738 } 739 740 // Watches 741 if (mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_WATCH, 0)) { 742 // Home application on watches 743 Intent wearHomeIntent = new Intent(Intent.ACTION_MAIN); 744 wearHomeIntent.addCategory(Intent.CATEGORY_HOME_MAIN); 745 746 PackageParser.Package wearHomePackage = getDefaultSystemHandlerActivityPackage( 747 wearHomeIntent, userId); 748 749 if (wearHomePackage != null 750 && doesPackageSupportRuntimePermissions(wearHomePackage)) { 751 grantRuntimePermissions(wearHomePackage, CONTACTS_PERMISSIONS, false, 752 userId); 753 grantRuntimePermissions(wearHomePackage, PHONE_PERMISSIONS, true, userId); 754 grantRuntimePermissions(wearHomePackage, MICROPHONE_PERMISSIONS, false, 755 userId); 756 grantRuntimePermissions(wearHomePackage, LOCATION_PERMISSIONS, false, 757 userId); 758 } 759 760 // Fitness tracking on watches 761 Intent trackIntent = new Intent(ACTION_TRACK); 762 PackageParser.Package trackPackage = getDefaultSystemHandlerActivityPackage( 763 trackIntent, userId); 764 if (trackPackage != null 765 && doesPackageSupportRuntimePermissions(trackPackage)) { 766 grantRuntimePermissions(trackPackage, SENSORS_PERMISSIONS, false, userId); 767 grantRuntimePermissions(trackPackage, LOCATION_PERMISSIONS, false, userId); 768 } 769 } 770 771 // Print Spooler 772 PackageParser.Package printSpoolerPackage = getSystemPackage( 773 PrintManager.PRINT_SPOOLER_PACKAGE_NAME); 774 if (printSpoolerPackage != null 775 && doesPackageSupportRuntimePermissions(printSpoolerPackage)) { 776 grantRuntimePermissions(printSpoolerPackage, LOCATION_PERMISSIONS, true, userId); 777 } 778 779 // EmergencyInfo 780 Intent emergencyInfoIntent = new Intent(TelephonyManager.ACTION_EMERGENCY_ASSISTANCE); 781 PackageParser.Package emergencyInfoPckg = getDefaultSystemHandlerActivityPackage( 782 emergencyInfoIntent, userId); 783 if (emergencyInfoPckg != null 784 && doesPackageSupportRuntimePermissions(emergencyInfoPckg)) { 785 grantRuntimePermissions(emergencyInfoPckg, CONTACTS_PERMISSIONS, true, userId); 786 grantRuntimePermissions(emergencyInfoPckg, PHONE_PERMISSIONS, true, userId); 787 } 788 789 // NFC Tag viewer 790 Intent nfcTagIntent = new Intent(Intent.ACTION_VIEW); 791 nfcTagIntent.setType("vnd.android.cursor.item/ndef_msg"); 792 PackageParser.Package nfcTagPkg = getDefaultSystemHandlerActivityPackage( 793 nfcTagIntent, userId); 794 if (nfcTagPkg != null 795 && doesPackageSupportRuntimePermissions(nfcTagPkg)) { 796 grantRuntimePermissions(nfcTagPkg, CONTACTS_PERMISSIONS, false, userId); 797 grantRuntimePermissions(nfcTagPkg, PHONE_PERMISSIONS, false, userId); 798 } 799 800 // Storage Manager 801 Intent storageManagerIntent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 802 PackageParser.Package storageManagerPckg = getDefaultSystemHandlerActivityPackage( 803 storageManagerIntent, userId); 804 if (storageManagerPckg != null 805 && doesPackageSupportRuntimePermissions(storageManagerPckg)) { 806 grantRuntimePermissions(storageManagerPckg, STORAGE_PERMISSIONS, true, userId); 807 } 808 809 // Companion devices 810 PackageParser.Package companionDeviceDiscoveryPackage = getSystemPackage( 811 CompanionDeviceManager.COMPANION_DEVICE_DISCOVERY_PACKAGE_NAME); 812 if (companionDeviceDiscoveryPackage != null 813 && doesPackageSupportRuntimePermissions(companionDeviceDiscoveryPackage)) { 814 grantRuntimePermissions(companionDeviceDiscoveryPackage, 815 LOCATION_PERMISSIONS, true, userId); 816 } 817 818 // Ringtone Picker 819 Intent ringtonePickerIntent = new Intent(RingtoneManager.ACTION_RINGTONE_PICKER); 820 PackageParser.Package ringtonePickerPackage = 821 getDefaultSystemHandlerActivityPackage(ringtonePickerIntent, userId); 822 if (ringtonePickerPackage != null 823 && doesPackageSupportRuntimePermissions(ringtonePickerPackage)) { 824 grantRuntimePermissions(ringtonePickerPackage, 825 STORAGE_PERMISSIONS, true, userId); 826 } 827 828 // TextClassifier Service 829 String textClassifierPackageName = 830 mContext.getPackageManager().getSystemTextClassifierPackageName(); 831 if (!TextUtils.isEmpty(textClassifierPackageName)) { 832 PackageParser.Package textClassifierPackage = 833 getSystemPackage(textClassifierPackageName); 834 if (textClassifierPackage != null 835 && doesPackageSupportRuntimePermissions(textClassifierPackage)) { 836 grantRuntimePermissions(textClassifierPackage, PHONE_PERMISSIONS, true, userId); 837 grantRuntimePermissions(textClassifierPackage, SMS_PERMISSIONS, true, userId); 838 grantRuntimePermissions(textClassifierPackage, CALENDAR_PERMISSIONS, true, userId); 839 grantRuntimePermissions(textClassifierPackage, LOCATION_PERMISSIONS, true, userId); 840 grantRuntimePermissions(textClassifierPackage, CONTACTS_PERMISSIONS, true, userId); 841 } 842 } 843 844 if (mPermissionGrantedCallback != null) { 845 mPermissionGrantedCallback.onDefaultRuntimePermissionsGranted(userId); 846 } 847 } 848 849 private void grantDefaultPermissionsToDefaultSystemDialerApp( 850 PackageParser.Package dialerPackage, int userId) { 851 if (doesPackageSupportRuntimePermissions(dialerPackage)) { 852 boolean isPhonePermFixed = 853 mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_WATCH, 0); 854 grantRuntimePermissions( 855 dialerPackage, PHONE_PERMISSIONS, isPhonePermFixed, userId); 856 grantRuntimePermissions(dialerPackage, CONTACTS_PERMISSIONS, userId); 857 grantRuntimePermissions(dialerPackage, SMS_PERMISSIONS, userId); 858 grantRuntimePermissions(dialerPackage, MICROPHONE_PERMISSIONS, userId); 859 grantRuntimePermissions(dialerPackage, CAMERA_PERMISSIONS, userId); 860 } 861 } 862 863 private void grantDefaultPermissionsToDefaultSystemSmsApp( 864 PackageParser.Package smsPackage, int userId) { 865 if (doesPackageSupportRuntimePermissions(smsPackage)) { 866 grantRuntimePermissions(smsPackage, PHONE_PERMISSIONS, userId); 867 grantRuntimePermissions(smsPackage, CONTACTS_PERMISSIONS, userId); 868 grantRuntimePermissions(smsPackage, SMS_PERMISSIONS, userId); 869 grantRuntimePermissions(smsPackage, STORAGE_PERMISSIONS, userId); 870 grantRuntimePermissions(smsPackage, MICROPHONE_PERMISSIONS, userId); 871 grantRuntimePermissions(smsPackage, CAMERA_PERMISSIONS, userId); 872 } 873 } 874 875 private void grantDefaultPermissionsToDefaultSystemUseOpenWifiApp( 876 PackageParser.Package useOpenWifiPackage, int userId) { 877 if (doesPackageSupportRuntimePermissions(useOpenWifiPackage)) { 878 grantRuntimePermissions(useOpenWifiPackage, COARSE_LOCATION_PERMISSIONS, userId); 879 } 880 } 881 882 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 883 Log.i(TAG, "Granting permissions to default sms app for user:" + userId); 884 if (packageName == null) { 885 return; 886 } 887 PackageParser.Package smsPackage = getPackage(packageName); 888 if (smsPackage != null && doesPackageSupportRuntimePermissions(smsPackage)) { 889 grantRuntimePermissions(smsPackage, PHONE_PERMISSIONS, false, true, userId); 890 grantRuntimePermissions(smsPackage, CONTACTS_PERMISSIONS, false, true, userId); 891 grantRuntimePermissions(smsPackage, SMS_PERMISSIONS, false, true, userId); 892 grantRuntimePermissions(smsPackage, STORAGE_PERMISSIONS, false, true, userId); 893 grantRuntimePermissions(smsPackage, MICROPHONE_PERMISSIONS, false, true, userId); 894 grantRuntimePermissions(smsPackage, CAMERA_PERMISSIONS, false, true, userId); 895 } 896 } 897 898 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 899 Log.i(TAG, "Granting permissions to default dialer app for user:" + userId); 900 if (packageName == null) { 901 return; 902 } 903 PackageParser.Package dialerPackage = getPackage(packageName); 904 if (dialerPackage != null 905 && doesPackageSupportRuntimePermissions(dialerPackage)) { 906 grantRuntimePermissions(dialerPackage, PHONE_PERMISSIONS, false, true, userId); 907 grantRuntimePermissions(dialerPackage, CONTACTS_PERMISSIONS, false, true, userId); 908 grantRuntimePermissions(dialerPackage, SMS_PERMISSIONS, false, true, userId); 909 grantRuntimePermissions(dialerPackage, MICROPHONE_PERMISSIONS, false, true, userId); 910 grantRuntimePermissions(dialerPackage, CAMERA_PERMISSIONS, false, true, userId); 911 } 912 } 913 914 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 915 Log.i(TAG, "Granting permissions to default Use Open WiFi app for user:" + userId); 916 if (packageName == null) { 917 return; 918 } 919 PackageParser.Package useOpenWifiPackage = getPackage(packageName); 920 if (useOpenWifiPackage != null 921 && doesPackageSupportRuntimePermissions(useOpenWifiPackage)) { 922 grantRuntimePermissions( 923 useOpenWifiPackage, COARSE_LOCATION_PERMISSIONS, false, true, userId); 924 } 925 } 926 927 private void grantDefaultPermissionsToDefaultSimCallManager( 928 PackageParser.Package simCallManagerPackage, int userId) { 929 Log.i(TAG, "Granting permissions to sim call manager for user:" + userId); 930 if (doesPackageSupportRuntimePermissions(simCallManagerPackage)) { 931 grantRuntimePermissions(simCallManagerPackage, PHONE_PERMISSIONS, userId); 932 grantRuntimePermissions(simCallManagerPackage, MICROPHONE_PERMISSIONS, userId); 933 } 934 } 935 936 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 937 if (packageName == null) { 938 return; 939 } 940 PackageParser.Package simCallManagerPackage = getPackage(packageName); 941 if (simCallManagerPackage != null) { 942 grantDefaultPermissionsToDefaultSimCallManager(simCallManagerPackage, userId); 943 } 944 } 945 946 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 947 Log.i(TAG, "Granting permissions to enabled carrier apps for user:" + userId); 948 if (packageNames == null) { 949 return; 950 } 951 for (String packageName : packageNames) { 952 PackageParser.Package carrierPackage = getSystemPackage(packageName); 953 if (carrierPackage != null 954 && doesPackageSupportRuntimePermissions(carrierPackage)) { 955 grantRuntimePermissions(carrierPackage, PHONE_PERMISSIONS, userId); 956 grantRuntimePermissions(carrierPackage, LOCATION_PERMISSIONS, userId); 957 grantRuntimePermissions(carrierPackage, SMS_PERMISSIONS, userId); 958 } 959 } 960 } 961 962 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 963 Log.i(TAG, "Granting permissions to enabled ImsServices for user:" + userId); 964 if (packageNames == null) { 965 return; 966 } 967 for (String packageName : packageNames) { 968 PackageParser.Package imsServicePackage = getSystemPackage(packageName); 969 if (imsServicePackage != null 970 && doesPackageSupportRuntimePermissions(imsServicePackage)) { 971 grantRuntimePermissions(imsServicePackage, PHONE_PERMISSIONS, userId); 972 grantRuntimePermissions(imsServicePackage, MICROPHONE_PERMISSIONS, userId); 973 grantRuntimePermissions(imsServicePackage, LOCATION_PERMISSIONS, userId); 974 grantRuntimePermissions(imsServicePackage, CAMERA_PERMISSIONS, userId); 975 } 976 } 977 } 978 979 public void grantDefaultPermissionsToDefaultBrowser(String packageName, int userId) { 980 Log.i(TAG, "Granting permissions to default browser for user:" + userId); 981 if (packageName == null) { 982 return; 983 } 984 PackageParser.Package browserPackage = getSystemPackage(packageName); 985 if (browserPackage != null 986 && doesPackageSupportRuntimePermissions(browserPackage)) { 987 grantRuntimePermissions(browserPackage, LOCATION_PERMISSIONS, false, false, userId); 988 } 989 } 990 991 private PackageParser.Package getDefaultSystemHandlerActivityPackage( 992 Intent intent, int userId) { 993 ResolveInfo handler = mServiceInternal.resolveIntent(intent, 994 intent.resolveType(mContext.getContentResolver()), DEFAULT_FLAGS, userId, false); 995 if (handler == null || handler.activityInfo == null) { 996 return null; 997 } 998 if (mServiceInternal.isResolveActivityComponent(handler.activityInfo)) { 999 return null; 1000 } 1001 return getSystemPackage(handler.activityInfo.packageName); 1002 } 1003 1004 private PackageParser.Package getDefaultSystemHandlerServicePackage( 1005 Intent intent, int userId) { 1006 List<ResolveInfo> handlers = mServiceInternal.queryIntentServices( 1007 intent, DEFAULT_FLAGS, Binder.getCallingUid(), userId); 1008 if (handlers == null) { 1009 return null; 1010 } 1011 final int handlerCount = handlers.size(); 1012 for (int i = 0; i < handlerCount; i++) { 1013 ResolveInfo handler = handlers.get(i); 1014 PackageParser.Package handlerPackage = getSystemPackage( 1015 handler.serviceInfo.packageName); 1016 if (handlerPackage != null) { 1017 return handlerPackage; 1018 } 1019 } 1020 return null; 1021 } 1022 1023 private List<PackageParser.Package> getHeadlessSyncAdapterPackages( 1024 String[] syncAdapterPackageNames, int userId) { 1025 List<PackageParser.Package> syncAdapterPackages = new ArrayList<>(); 1026 1027 Intent homeIntent = new Intent(Intent.ACTION_MAIN); 1028 homeIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1029 1030 for (String syncAdapterPackageName : syncAdapterPackageNames) { 1031 homeIntent.setPackage(syncAdapterPackageName); 1032 1033 ResolveInfo homeActivity = mServiceInternal.resolveIntent(homeIntent, 1034 homeIntent.resolveType(mContext.getContentResolver()), DEFAULT_FLAGS, 1035 userId, false); 1036 if (homeActivity != null) { 1037 continue; 1038 } 1039 1040 PackageParser.Package syncAdapterPackage = getSystemPackage(syncAdapterPackageName); 1041 if (syncAdapterPackage != null) { 1042 syncAdapterPackages.add(syncAdapterPackage); 1043 } 1044 } 1045 1046 return syncAdapterPackages; 1047 } 1048 1049 private PackageParser.Package getDefaultProviderAuthorityPackage( 1050 String authority, int userId) { 1051 ProviderInfo provider = 1052 mServiceInternal.resolveContentProvider(authority, DEFAULT_FLAGS, userId); 1053 if (provider != null) { 1054 return getSystemPackage(provider.packageName); 1055 } 1056 return null; 1057 } 1058 1059 private PackageParser.Package getPackage(String packageName) { 1060 return mServiceInternal.getPackage(packageName); 1061 } 1062 1063 private PackageParser.Package getSystemPackage(String packageName) { 1064 PackageParser.Package pkg = getPackage(packageName); 1065 if (pkg != null && pkg.isSystem()) { 1066 return !isSysComponentOrPersistentPlatformSignedPrivApp(pkg) ? pkg : null; 1067 } 1068 return null; 1069 } 1070 1071 private void grantRuntimePermissions(PackageParser.Package pkg, Set<String> permissions, 1072 int userId) { 1073 grantRuntimePermissions(pkg, permissions, false, false, userId); 1074 } 1075 1076 private void grantRuntimePermissions(PackageParser.Package pkg, Set<String> permissions, 1077 boolean systemFixed, int userId) { 1078 grantRuntimePermissions(pkg, permissions, systemFixed, false, userId); 1079 } 1080 1081 private void grantRuntimePermissions(PackageParser.Package pkg, Set<String> permissions, 1082 boolean systemFixed, boolean ignoreSystemPackage, int userId) { 1083 if (pkg.requestedPermissions.isEmpty()) { 1084 return; 1085 } 1086 1087 List<String> requestedPermissions = pkg.requestedPermissions; 1088 Set<String> grantablePermissions = null; 1089 1090 // In some cases, like for the Phone or SMS app, we grant permissions regardless 1091 // of if the version on the system image declares the permission as used since 1092 // selecting the app as the default for that function the user makes a deliberate 1093 // choice to grant this app the permissions needed to function. For all other 1094 // apps, (default grants on first boot and user creation) we don't grant default 1095 // permissions if the version on the system image does not declare them. 1096 if (!ignoreSystemPackage && pkg.isUpdatedSystemApp()) { 1097 final PackageParser.Package disabledPkg = 1098 mServiceInternal.getDisabledPackage(pkg.packageName); 1099 if (disabledPkg != null) { 1100 if (disabledPkg.requestedPermissions.isEmpty()) { 1101 return; 1102 } 1103 if (!requestedPermissions.equals(disabledPkg.requestedPermissions)) { 1104 grantablePermissions = new ArraySet<>(requestedPermissions); 1105 requestedPermissions = disabledPkg.requestedPermissions; 1106 } 1107 } 1108 } 1109 1110 final int grantablePermissionCount = requestedPermissions.size(); 1111 for (int i = 0; i < grantablePermissionCount; i++) { 1112 String permission = requestedPermissions.get(i); 1113 1114 // If there is a disabled system app it may request a permission the updated 1115 // version ot the data partition doesn't, In this case skip the permission. 1116 if (grantablePermissions != null && !grantablePermissions.contains(permission)) { 1117 continue; 1118 } 1119 1120 if (permissions.contains(permission)) { 1121 final int flags = mServiceInternal.getPermissionFlagsTEMP( 1122 permission, pkg.packageName, userId); 1123 1124 // If any flags are set to the permission, then it is either set in 1125 // its current state by the system or device/profile owner or the user. 1126 // In all these cases we do not want to clobber the current state. 1127 // Unless the caller wants to override user choices. The override is 1128 // to make sure we can grant the needed permission to the default 1129 // sms and phone apps after the user chooses this in the UI. 1130 if (flags == 0 || ignoreSystemPackage) { 1131 // Never clobber policy or system. 1132 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1133 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1134 if ((flags & fixedFlags) != 0) { 1135 continue; 1136 } 1137 1138 mServiceInternal.grantRuntimePermission( 1139 pkg.packageName, permission, userId, false); 1140 if (DEBUG) { 1141 Log.i(TAG, "Granted " + (systemFixed ? "fixed " : "not fixed ") 1142 + permission + " to default handler " + pkg.packageName); 1143 } 1144 1145 int newFlags = PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1146 if (systemFixed) { 1147 newFlags |= PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 1148 } 1149 1150 mServiceInternal.updatePermissionFlagsTEMP(permission, pkg.packageName, 1151 newFlags, newFlags, userId); 1152 } 1153 1154 // If a component gets a permission for being the default handler A 1155 // and also default handler B, we grant the weaker grant form. 1156 if ((flags & PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0 1157 && (flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0 1158 && !systemFixed) { 1159 if (DEBUG) { 1160 Log.i(TAG, "Granted not fixed " + permission + " to default handler " 1161 + pkg.packageName); 1162 } 1163 mServiceInternal.updatePermissionFlagsTEMP(permission, pkg.packageName, 1164 PackageManager.FLAG_PERMISSION_SYSTEM_FIXED, 0, userId); 1165 } 1166 } 1167 } 1168 } 1169 1170 private boolean isSysComponentOrPersistentPlatformSignedPrivApp(PackageParser.Package pkg) { 1171 if (UserHandle.getAppId(pkg.applicationInfo.uid) < FIRST_APPLICATION_UID) { 1172 return true; 1173 } 1174 if (!pkg.isPrivileged()) { 1175 return false; 1176 } 1177 final PackageParser.Package disabledPkg = 1178 mServiceInternal.getDisabledPackage(pkg.packageName); 1179 if (disabledPkg != null) { 1180 if ((disabledPkg.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) == 0) { 1181 return false; 1182 } 1183 } else if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) == 0) { 1184 return false; 1185 } 1186 final String systemPackageName = mServiceInternal.getKnownPackageName( 1187 PackageManagerInternal.PACKAGE_SYSTEM, UserHandle.USER_SYSTEM); 1188 final PackageParser.Package systemPackage = getPackage(systemPackageName); 1189 return pkg.mSigningDetails.hasAncestorOrSelf(systemPackage.mSigningDetails) 1190 || systemPackage.mSigningDetails.checkCapability(pkg.mSigningDetails, 1191 PackageParser.SigningDetails.CertCapabilities.PERMISSION); 1192 } 1193 1194 private void grantDefaultPermissionExceptions(int userId) { 1195 mHandler.removeMessages(MSG_READ_DEFAULT_PERMISSION_EXCEPTIONS); 1196 1197 synchronized (mLock) { 1198 // mGrantExceptions is null only before the first read and then 1199 // it serves as a cache of the default grants that should be 1200 // performed for every user. If there is an entry then the app 1201 // is on the system image and supports runtime permissions. 1202 if (mGrantExceptions == null) { 1203 mGrantExceptions = readDefaultPermissionExceptionsLocked(); 1204 } 1205 } 1206 1207 Set<String> permissions = null; 1208 final int exceptionCount = mGrantExceptions.size(); 1209 for (int i = 0; i < exceptionCount; i++) { 1210 String packageName = mGrantExceptions.keyAt(i); 1211 PackageParser.Package pkg = getSystemPackage(packageName); 1212 List<DefaultPermissionGrant> permissionGrants = mGrantExceptions.valueAt(i); 1213 final int permissionGrantCount = permissionGrants.size(); 1214 for (int j = 0; j < permissionGrantCount; j++) { 1215 DefaultPermissionGrant permissionGrant = permissionGrants.get(j); 1216 if (permissions == null) { 1217 permissions = new ArraySet<>(); 1218 } else { 1219 permissions.clear(); 1220 } 1221 permissions.add(permissionGrant.name); 1222 grantRuntimePermissions(pkg, permissions, 1223 permissionGrant.fixed, userId); 1224 } 1225 } 1226 } 1227 1228 private File[] getDefaultPermissionFiles() { 1229 ArrayList<File> ret = new ArrayList<File>(); 1230 File dir = new File(Environment.getRootDirectory(), "etc/default-permissions"); 1231 if (dir.isDirectory() && dir.canRead()) { 1232 Collections.addAll(ret, dir.listFiles()); 1233 } 1234 dir = new File(Environment.getVendorDirectory(), "etc/default-permissions"); 1235 if (dir.isDirectory() && dir.canRead()) { 1236 Collections.addAll(ret, dir.listFiles()); 1237 } 1238 dir = new File(Environment.getOdmDirectory(), "etc/default-permissions"); 1239 if (dir.isDirectory() && dir.canRead()) { 1240 Collections.addAll(ret, dir.listFiles()); 1241 } 1242 dir = new File(Environment.getProductDirectory(), "etc/default-permissions"); 1243 if (dir.isDirectory() && dir.canRead()) { 1244 Collections.addAll(ret, dir.listFiles()); 1245 } 1246 // For IoT devices, we check the oem partition for default permissions for each app. 1247 if (mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_EMBEDDED, 0)) { 1248 dir = new File(Environment.getOemDirectory(), "etc/default-permissions"); 1249 if (dir.isDirectory() && dir.canRead()) { 1250 Collections.addAll(ret, dir.listFiles()); 1251 } 1252 } 1253 return ret.isEmpty() ? null : ret.toArray(new File[0]); 1254 } 1255 1256 private @NonNull ArrayMap<String, List<DefaultPermissionGrant>> 1257 readDefaultPermissionExceptionsLocked() { 1258 File[] files = getDefaultPermissionFiles(); 1259 if (files == null) { 1260 return new ArrayMap<>(0); 1261 } 1262 1263 ArrayMap<String, List<DefaultPermissionGrant>> grantExceptions = new ArrayMap<>(); 1264 1265 // Iterate over the files in the directory and scan .xml files 1266 for (File file : files) { 1267 if (!file.getPath().endsWith(".xml")) { 1268 Slog.i(TAG, "Non-xml file " + file 1269 + " in " + file.getParent() + " directory, ignoring"); 1270 continue; 1271 } 1272 if (!file.canRead()) { 1273 Slog.w(TAG, "Default permissions file " + file + " cannot be read"); 1274 continue; 1275 } 1276 try ( 1277 InputStream str = new BufferedInputStream(new FileInputStream(file)) 1278 ) { 1279 XmlPullParser parser = Xml.newPullParser(); 1280 parser.setInput(str, null); 1281 parse(parser, grantExceptions); 1282 } catch (XmlPullParserException | IOException e) { 1283 Slog.w(TAG, "Error reading default permissions file " + file, e); 1284 } 1285 } 1286 1287 return grantExceptions; 1288 } 1289 1290 private void parse(XmlPullParser parser, Map<String, List<DefaultPermissionGrant>> 1291 outGrantExceptions) throws IOException, XmlPullParserException { 1292 final int outerDepth = parser.getDepth(); 1293 int type; 1294 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 1295 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 1296 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 1297 continue; 1298 } 1299 if (TAG_EXCEPTIONS.equals(parser.getName())) { 1300 parseExceptions(parser, outGrantExceptions); 1301 } else { 1302 Log.e(TAG, "Unknown tag " + parser.getName()); 1303 } 1304 } 1305 } 1306 1307 private void parseExceptions(XmlPullParser parser, Map<String, List<DefaultPermissionGrant>> 1308 outGrantExceptions) throws IOException, XmlPullParserException { 1309 final int outerDepth = parser.getDepth(); 1310 int type; 1311 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 1312 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 1313 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 1314 continue; 1315 } 1316 if (TAG_EXCEPTION.equals(parser.getName())) { 1317 String packageName = parser.getAttributeValue(null, ATTR_PACKAGE); 1318 1319 List<DefaultPermissionGrant> packageExceptions = 1320 outGrantExceptions.get(packageName); 1321 if (packageExceptions == null) { 1322 // The package must be on the system image 1323 PackageParser.Package pkg = getSystemPackage(packageName); 1324 if (pkg == null) { 1325 Log.w(TAG, "Unknown package:" + packageName); 1326 XmlUtils.skipCurrentTag(parser); 1327 continue; 1328 } 1329 1330 // The package must support runtime permissions 1331 if (!doesPackageSupportRuntimePermissions(pkg)) { 1332 Log.w(TAG, "Skipping non supporting runtime permissions package:" 1333 + packageName); 1334 XmlUtils.skipCurrentTag(parser); 1335 continue; 1336 } 1337 packageExceptions = new ArrayList<>(); 1338 outGrantExceptions.put(packageName, packageExceptions); 1339 } 1340 1341 parsePermission(parser, packageExceptions); 1342 } else { 1343 Log.e(TAG, "Unknown tag " + parser.getName() + "under <exceptions>"); 1344 } 1345 } 1346 } 1347 1348 private void parsePermission(XmlPullParser parser, List<DefaultPermissionGrant> 1349 outPackageExceptions) throws IOException, XmlPullParserException { 1350 final int outerDepth = parser.getDepth(); 1351 int type; 1352 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 1353 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 1354 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 1355 continue; 1356 } 1357 1358 if (TAG_PERMISSION.contains(parser.getName())) { 1359 String name = parser.getAttributeValue(null, ATTR_NAME); 1360 if (name == null) { 1361 Log.w(TAG, "Mandatory name attribute missing for permission tag"); 1362 XmlUtils.skipCurrentTag(parser); 1363 continue; 1364 } 1365 1366 final boolean fixed = XmlUtils.readBooleanAttribute(parser, ATTR_FIXED); 1367 1368 DefaultPermissionGrant exception = new DefaultPermissionGrant(name, fixed); 1369 outPackageExceptions.add(exception); 1370 } else { 1371 Log.e(TAG, "Unknown tag " + parser.getName() + "under <exception>"); 1372 } 1373 } 1374 } 1375 1376 private static boolean doesPackageSupportRuntimePermissions(PackageParser.Package pkg) { 1377 return pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1; 1378 } 1379 1380 private static final class DefaultPermissionGrant { 1381 final String name; 1382 final boolean fixed; 1383 1384 public DefaultPermissionGrant(String name, boolean fixed) { 1385 this.name = name; 1386 this.fixed = fixed; 1387 } 1388 } 1389} 1390