PackageManagerService.java revision d8e7206d942ada63cd3c1bb5dff2def35033ad91
1/* 2 * Copyright (C) 2006 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; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 24import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 30import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 38import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 39import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 40import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 41import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 48import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 53import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 54import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 55import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 56import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 57import static android.content.pm.PackageManager.INSTALL_INTERNAL; 58import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 64import static android.content.pm.PackageManager.MATCH_ALL; 65import static android.content.pm.PackageManager.MATCH_ANY_USER; 66import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 67import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 69import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 70import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 71import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 72import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 73import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 74import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 75import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 76import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 77import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 78import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 79import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 80import static android.content.pm.PackageManager.PERMISSION_DENIED; 81import static android.content.pm.PackageManager.PERMISSION_GRANTED; 82import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 83import static android.content.pm.PackageParser.isApkFile; 84import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 85import static android.system.OsConstants.O_CREAT; 86import static android.system.OsConstants.O_RDWR; 87import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 89import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 90import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 91import static com.android.internal.util.ArrayUtils.appendInt; 92import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 93import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 94import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 95import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 96import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 97import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 98import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 99import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 100import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 101import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 102import static dalvik.system.DexFile.getNonProfileGuidedCompilerFilter; 103 104import android.Manifest; 105import android.annotation.NonNull; 106import android.annotation.Nullable; 107import android.app.ActivityManager; 108import android.app.AppOpsManager; 109import android.app.IActivityManager; 110import android.app.ResourcesManager; 111import android.app.admin.IDevicePolicyManager; 112import android.app.admin.SecurityLog; 113import android.app.backup.IBackupManager; 114import android.content.BroadcastReceiver; 115import android.content.ComponentName; 116import android.content.ContentResolver; 117import android.content.Context; 118import android.content.IIntentReceiver; 119import android.content.Intent; 120import android.content.IntentFilter; 121import android.content.IntentSender; 122import android.content.IntentSender.SendIntentException; 123import android.content.ServiceConnection; 124import android.content.pm.ActivityInfo; 125import android.content.pm.ApplicationInfo; 126import android.content.pm.AppsQueryHelper; 127import android.content.pm.AuxiliaryResolveInfo; 128import android.content.pm.ChangedPackages; 129import android.content.pm.FallbackCategoryProvider; 130import android.content.pm.FeatureInfo; 131import android.content.pm.IOnPermissionsChangeListener; 132import android.content.pm.IPackageDataObserver; 133import android.content.pm.IPackageDeleteObserver; 134import android.content.pm.IPackageDeleteObserver2; 135import android.content.pm.IPackageInstallObserver2; 136import android.content.pm.IPackageInstaller; 137import android.content.pm.IPackageManager; 138import android.content.pm.IPackageMoveObserver; 139import android.content.pm.IPackageStatsObserver; 140import android.content.pm.InstantAppInfo; 141import android.content.pm.InstantAppRequest; 142import android.content.pm.InstantAppResolveInfo; 143import android.content.pm.InstrumentationInfo; 144import android.content.pm.IntentFilterVerificationInfo; 145import android.content.pm.KeySet; 146import android.content.pm.PackageCleanItem; 147import android.content.pm.PackageInfo; 148import android.content.pm.PackageInfoLite; 149import android.content.pm.PackageInstaller; 150import android.content.pm.PackageManager; 151import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 152import android.content.pm.PackageManagerInternal; 153import android.content.pm.PackageParser; 154import android.content.pm.PackageParser.ActivityIntentInfo; 155import android.content.pm.PackageParser.PackageLite; 156import android.content.pm.PackageParser.PackageParserException; 157import android.content.pm.PackageStats; 158import android.content.pm.PackageUserState; 159import android.content.pm.ParceledListSlice; 160import android.content.pm.PermissionGroupInfo; 161import android.content.pm.PermissionInfo; 162import android.content.pm.ProviderInfo; 163import android.content.pm.ResolveInfo; 164import android.content.pm.ServiceInfo; 165import android.content.pm.SharedLibraryInfo; 166import android.content.pm.Signature; 167import android.content.pm.UserInfo; 168import android.content.pm.VerifierDeviceIdentity; 169import android.content.pm.VerifierInfo; 170import android.content.pm.VersionedPackage; 171import android.content.res.Resources; 172import android.database.ContentObserver; 173import android.graphics.Bitmap; 174import android.hardware.display.DisplayManager; 175import android.net.Uri; 176import android.os.Binder; 177import android.os.Build; 178import android.os.Bundle; 179import android.os.Debug; 180import android.os.Environment; 181import android.os.Environment.UserEnvironment; 182import android.os.FileUtils; 183import android.os.Handler; 184import android.os.IBinder; 185import android.os.Looper; 186import android.os.Message; 187import android.os.Parcel; 188import android.os.ParcelFileDescriptor; 189import android.os.PatternMatcher; 190import android.os.Process; 191import android.os.RemoteCallbackList; 192import android.os.RemoteException; 193import android.os.ResultReceiver; 194import android.os.SELinux; 195import android.os.ServiceManager; 196import android.os.ShellCallback; 197import android.os.SystemClock; 198import android.os.SystemProperties; 199import android.os.Trace; 200import android.os.UserHandle; 201import android.os.UserManager; 202import android.os.UserManagerInternal; 203import android.os.storage.IStorageManager; 204import android.os.storage.StorageEventListener; 205import android.os.storage.StorageManager; 206import android.os.storage.StorageManagerInternal; 207import android.os.storage.VolumeInfo; 208import android.os.storage.VolumeRecord; 209import android.provider.Settings.Global; 210import android.provider.Settings.Secure; 211import android.security.KeyStore; 212import android.security.SystemKeyStore; 213import android.service.pm.PackageServiceDumpProto; 214import android.system.ErrnoException; 215import android.system.Os; 216import android.text.TextUtils; 217import android.text.format.DateUtils; 218import android.util.ArrayMap; 219import android.util.ArraySet; 220import android.util.Base64; 221import android.util.BootTimingsTraceLog; 222import android.util.DisplayMetrics; 223import android.util.EventLog; 224import android.util.ExceptionUtils; 225import android.util.Log; 226import android.util.LogPrinter; 227import android.util.MathUtils; 228import android.util.PackageUtils; 229import android.util.Pair; 230import android.util.PrintStreamPrinter; 231import android.util.Slog; 232import android.util.SparseArray; 233import android.util.SparseBooleanArray; 234import android.util.SparseIntArray; 235import android.util.Xml; 236import android.util.jar.StrictJarFile; 237import android.util.proto.ProtoOutputStream; 238import android.view.Display; 239 240import com.android.internal.R; 241import com.android.internal.annotations.GuardedBy; 242import com.android.internal.app.IMediaContainerService; 243import com.android.internal.app.ResolverActivity; 244import com.android.internal.content.NativeLibraryHelper; 245import com.android.internal.content.PackageHelper; 246import com.android.internal.logging.MetricsLogger; 247import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 248import com.android.internal.os.IParcelFileDescriptorFactory; 249import com.android.internal.os.RoSystemProperties; 250import com.android.internal.os.SomeArgs; 251import com.android.internal.os.Zygote; 252import com.android.internal.telephony.CarrierAppUtils; 253import com.android.internal.util.ArrayUtils; 254import com.android.internal.util.ConcurrentUtils; 255import com.android.internal.util.DumpUtils; 256import com.android.internal.util.FastPrintWriter; 257import com.android.internal.util.FastXmlSerializer; 258import com.android.internal.util.IndentingPrintWriter; 259import com.android.internal.util.Preconditions; 260import com.android.internal.util.XmlUtils; 261import com.android.server.AttributeCache; 262import com.android.server.DeviceIdleController; 263import com.android.server.EventLogTags; 264import com.android.server.FgThread; 265import com.android.server.IntentResolver; 266import com.android.server.LocalServices; 267import com.android.server.LockGuard; 268import com.android.server.ServiceThread; 269import com.android.server.SystemConfig; 270import com.android.server.SystemServerInitThreadPool; 271import com.android.server.Watchdog; 272import com.android.server.net.NetworkPolicyManagerInternal; 273import com.android.server.pm.Installer.InstallerException; 274import com.android.server.pm.PermissionsState.PermissionState; 275import com.android.server.pm.Settings.DatabaseVersion; 276import com.android.server.pm.Settings.VersionInfo; 277import com.android.server.pm.dex.DexManager; 278import com.android.server.storage.DeviceStorageMonitorInternal; 279 280import dalvik.system.CloseGuard; 281import dalvik.system.DexFile; 282import dalvik.system.VMRuntime; 283 284import libcore.io.IoUtils; 285import libcore.util.EmptyArray; 286 287import org.xmlpull.v1.XmlPullParser; 288import org.xmlpull.v1.XmlPullParserException; 289import org.xmlpull.v1.XmlSerializer; 290 291import java.io.BufferedOutputStream; 292import java.io.BufferedReader; 293import java.io.ByteArrayInputStream; 294import java.io.ByteArrayOutputStream; 295import java.io.File; 296import java.io.FileDescriptor; 297import java.io.FileInputStream; 298import java.io.FileOutputStream; 299import java.io.FileReader; 300import java.io.FilenameFilter; 301import java.io.IOException; 302import java.io.PrintWriter; 303import java.nio.charset.StandardCharsets; 304import java.security.DigestInputStream; 305import java.security.MessageDigest; 306import java.security.NoSuchAlgorithmException; 307import java.security.PublicKey; 308import java.security.SecureRandom; 309import java.security.cert.Certificate; 310import java.security.cert.CertificateEncodingException; 311import java.security.cert.CertificateException; 312import java.text.SimpleDateFormat; 313import java.util.ArrayList; 314import java.util.Arrays; 315import java.util.Collection; 316import java.util.Collections; 317import java.util.Comparator; 318import java.util.Date; 319import java.util.HashMap; 320import java.util.HashSet; 321import java.util.Iterator; 322import java.util.List; 323import java.util.Map; 324import java.util.Objects; 325import java.util.Set; 326import java.util.concurrent.CountDownLatch; 327import java.util.concurrent.Future; 328import java.util.concurrent.TimeUnit; 329import java.util.concurrent.atomic.AtomicBoolean; 330import java.util.concurrent.atomic.AtomicInteger; 331 332/** 333 * Keep track of all those APKs everywhere. 334 * <p> 335 * Internally there are two important locks: 336 * <ul> 337 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 338 * and other related state. It is a fine-grained lock that should only be held 339 * momentarily, as it's one of the most contended locks in the system. 340 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 341 * operations typically involve heavy lifting of application data on disk. Since 342 * {@code installd} is single-threaded, and it's operations can often be slow, 343 * this lock should never be acquired while already holding {@link #mPackages}. 344 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 345 * holding {@link #mInstallLock}. 346 * </ul> 347 * Many internal methods rely on the caller to hold the appropriate locks, and 348 * this contract is expressed through method name suffixes: 349 * <ul> 350 * <li>fooLI(): the caller must hold {@link #mInstallLock} 351 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 352 * being modified must be frozen 353 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 354 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 355 * </ul> 356 * <p> 357 * Because this class is very central to the platform's security; please run all 358 * CTS and unit tests whenever making modifications: 359 * 360 * <pre> 361 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 362 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 363 * </pre> 364 */ 365public class PackageManagerService extends IPackageManager.Stub 366 implements PackageSender { 367 static final String TAG = "PackageManager"; 368 static final boolean DEBUG_SETTINGS = false; 369 static final boolean DEBUG_PREFERRED = false; 370 static final boolean DEBUG_UPGRADE = false; 371 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 372 private static final boolean DEBUG_BACKUP = false; 373 private static final boolean DEBUG_INSTALL = false; 374 private static final boolean DEBUG_REMOVE = false; 375 private static final boolean DEBUG_BROADCASTS = false; 376 private static final boolean DEBUG_SHOW_INFO = false; 377 private static final boolean DEBUG_PACKAGE_INFO = false; 378 private static final boolean DEBUG_INTENT_MATCHING = false; 379 private static final boolean DEBUG_PACKAGE_SCANNING = false; 380 private static final boolean DEBUG_VERIFY = false; 381 private static final boolean DEBUG_FILTERS = false; 382 private static final boolean DEBUG_PERMISSIONS = false; 383 private static final boolean DEBUG_SHARED_LIBRARIES = false; 384 385 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 386 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 387 // user, but by default initialize to this. 388 public static final boolean DEBUG_DEXOPT = false; 389 390 private static final boolean DEBUG_ABI_SELECTION = false; 391 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 392 private static final boolean DEBUG_TRIAGED_MISSING = false; 393 private static final boolean DEBUG_APP_DATA = false; 394 395 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 396 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 397 398 private static final boolean HIDE_EPHEMERAL_APIS = false; 399 400 private static final boolean ENABLE_FREE_CACHE_V2 = 401 SystemProperties.getBoolean("fw.free_cache_v2", true); 402 403 private static final int RADIO_UID = Process.PHONE_UID; 404 private static final int LOG_UID = Process.LOG_UID; 405 private static final int NFC_UID = Process.NFC_UID; 406 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 407 private static final int SHELL_UID = Process.SHELL_UID; 408 409 // Cap the size of permission trees that 3rd party apps can define 410 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 411 412 // Suffix used during package installation when copying/moving 413 // package apks to install directory. 414 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 415 416 static final int SCAN_NO_DEX = 1<<1; 417 static final int SCAN_FORCE_DEX = 1<<2; 418 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 419 static final int SCAN_NEW_INSTALL = 1<<4; 420 static final int SCAN_UPDATE_TIME = 1<<5; 421 static final int SCAN_BOOTING = 1<<6; 422 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 423 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 424 static final int SCAN_REPLACING = 1<<9; 425 static final int SCAN_REQUIRE_KNOWN = 1<<10; 426 static final int SCAN_MOVE = 1<<11; 427 static final int SCAN_INITIAL = 1<<12; 428 static final int SCAN_CHECK_ONLY = 1<<13; 429 static final int SCAN_DONT_KILL_APP = 1<<14; 430 static final int SCAN_IGNORE_FROZEN = 1<<15; 431 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 432 static final int SCAN_AS_INSTANT_APP = 1<<17; 433 static final int SCAN_AS_FULL_APP = 1<<18; 434 /** Should not be with the scan flags */ 435 static final int FLAGS_REMOVE_CHATTY = 1<<31; 436 437 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 438 439 private static final int[] EMPTY_INT_ARRAY = new int[0]; 440 441 /** 442 * Timeout (in milliseconds) after which the watchdog should declare that 443 * our handler thread is wedged. The usual default for such things is one 444 * minute but we sometimes do very lengthy I/O operations on this thread, 445 * such as installing multi-gigabyte applications, so ours needs to be longer. 446 */ 447 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 448 449 /** 450 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 451 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 452 * settings entry if available, otherwise we use the hardcoded default. If it's been 453 * more than this long since the last fstrim, we force one during the boot sequence. 454 * 455 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 456 * one gets run at the next available charging+idle time. This final mandatory 457 * no-fstrim check kicks in only of the other scheduling criteria is never met. 458 */ 459 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 460 461 /** 462 * Whether verification is enabled by default. 463 */ 464 private static final boolean DEFAULT_VERIFY_ENABLE = true; 465 466 /** 467 * The default maximum time to wait for the verification agent to return in 468 * milliseconds. 469 */ 470 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 471 472 /** 473 * The default response for package verification timeout. 474 * 475 * This can be either PackageManager.VERIFICATION_ALLOW or 476 * PackageManager.VERIFICATION_REJECT. 477 */ 478 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 479 480 static final String PLATFORM_PACKAGE_NAME = "android"; 481 482 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 483 484 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 485 DEFAULT_CONTAINER_PACKAGE, 486 "com.android.defcontainer.DefaultContainerService"); 487 488 private static final String KILL_APP_REASON_GIDS_CHANGED = 489 "permission grant or revoke changed gids"; 490 491 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 492 "permissions revoked"; 493 494 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 495 496 private static final String PACKAGE_SCHEME = "package"; 497 498 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 499 500 /** Permission grant: not grant the permission. */ 501 private static final int GRANT_DENIED = 1; 502 503 /** Permission grant: grant the permission as an install permission. */ 504 private static final int GRANT_INSTALL = 2; 505 506 /** Permission grant: grant the permission as a runtime one. */ 507 private static final int GRANT_RUNTIME = 3; 508 509 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 510 private static final int GRANT_UPGRADE = 4; 511 512 /** Canonical intent used to identify what counts as a "web browser" app */ 513 private static final Intent sBrowserIntent; 514 static { 515 sBrowserIntent = new Intent(); 516 sBrowserIntent.setAction(Intent.ACTION_VIEW); 517 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 518 sBrowserIntent.setData(Uri.parse("http:")); 519 } 520 521 /** 522 * The set of all protected actions [i.e. those actions for which a high priority 523 * intent filter is disallowed]. 524 */ 525 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 526 static { 527 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 528 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 529 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 530 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 531 } 532 533 // Compilation reasons. 534 public static final int REASON_FIRST_BOOT = 0; 535 public static final int REASON_BOOT = 1; 536 public static final int REASON_INSTALL = 2; 537 public static final int REASON_BACKGROUND_DEXOPT = 3; 538 public static final int REASON_AB_OTA = 4; 539 540 public static final int REASON_LAST = REASON_AB_OTA; 541 542 /** All dangerous permission names in the same order as the events in MetricsEvent */ 543 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 544 Manifest.permission.READ_CALENDAR, 545 Manifest.permission.WRITE_CALENDAR, 546 Manifest.permission.CAMERA, 547 Manifest.permission.READ_CONTACTS, 548 Manifest.permission.WRITE_CONTACTS, 549 Manifest.permission.GET_ACCOUNTS, 550 Manifest.permission.ACCESS_FINE_LOCATION, 551 Manifest.permission.ACCESS_COARSE_LOCATION, 552 Manifest.permission.RECORD_AUDIO, 553 Manifest.permission.READ_PHONE_STATE, 554 Manifest.permission.CALL_PHONE, 555 Manifest.permission.READ_CALL_LOG, 556 Manifest.permission.WRITE_CALL_LOG, 557 Manifest.permission.ADD_VOICEMAIL, 558 Manifest.permission.USE_SIP, 559 Manifest.permission.PROCESS_OUTGOING_CALLS, 560 Manifest.permission.READ_CELL_BROADCASTS, 561 Manifest.permission.BODY_SENSORS, 562 Manifest.permission.SEND_SMS, 563 Manifest.permission.RECEIVE_SMS, 564 Manifest.permission.READ_SMS, 565 Manifest.permission.RECEIVE_WAP_PUSH, 566 Manifest.permission.RECEIVE_MMS, 567 Manifest.permission.READ_EXTERNAL_STORAGE, 568 Manifest.permission.WRITE_EXTERNAL_STORAGE, 569 Manifest.permission.READ_PHONE_NUMBERS, 570 Manifest.permission.ANSWER_PHONE_CALLS); 571 572 573 /** 574 * Version number for the package parser cache. Increment this whenever the format or 575 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 576 */ 577 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 578 579 /** 580 * Whether the package parser cache is enabled. 581 */ 582 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 583 584 final ServiceThread mHandlerThread; 585 586 final PackageHandler mHandler; 587 588 private final ProcessLoggingHandler mProcessLoggingHandler; 589 590 /** 591 * Messages for {@link #mHandler} that need to wait for system ready before 592 * being dispatched. 593 */ 594 private ArrayList<Message> mPostSystemReadyMessages; 595 596 final int mSdkVersion = Build.VERSION.SDK_INT; 597 598 final Context mContext; 599 final boolean mFactoryTest; 600 final boolean mOnlyCore; 601 final DisplayMetrics mMetrics; 602 final int mDefParseFlags; 603 final String[] mSeparateProcesses; 604 final boolean mIsUpgrade; 605 final boolean mIsPreNUpgrade; 606 final boolean mIsPreNMR1Upgrade; 607 608 // Have we told the Activity Manager to whitelist the default container service by uid yet? 609 @GuardedBy("mPackages") 610 boolean mDefaultContainerWhitelisted = false; 611 612 @GuardedBy("mPackages") 613 private boolean mDexOptDialogShown; 614 615 /** The location for ASEC container files on internal storage. */ 616 final String mAsecInternalPath; 617 618 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 619 // LOCK HELD. Can be called with mInstallLock held. 620 @GuardedBy("mInstallLock") 621 final Installer mInstaller; 622 623 /** Directory where installed third-party apps stored */ 624 final File mAppInstallDir; 625 626 /** 627 * Directory to which applications installed internally have their 628 * 32 bit native libraries copied. 629 */ 630 private File mAppLib32InstallDir; 631 632 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 633 // apps. 634 final File mDrmAppPrivateInstallDir; 635 636 // ---------------------------------------------------------------- 637 638 // Lock for state used when installing and doing other long running 639 // operations. Methods that must be called with this lock held have 640 // the suffix "LI". 641 final Object mInstallLock = new Object(); 642 643 // ---------------------------------------------------------------- 644 645 // Keys are String (package name), values are Package. This also serves 646 // as the lock for the global state. Methods that must be called with 647 // this lock held have the prefix "LP". 648 @GuardedBy("mPackages") 649 final ArrayMap<String, PackageParser.Package> mPackages = 650 new ArrayMap<String, PackageParser.Package>(); 651 652 final ArrayMap<String, Set<String>> mKnownCodebase = 653 new ArrayMap<String, Set<String>>(); 654 655 // Keys are isolated uids and values are the uid of the application 656 // that created the isolated proccess. 657 @GuardedBy("mPackages") 658 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 659 660 // List of APK paths to load for each user and package. This data is never 661 // persisted by the package manager. Instead, the overlay manager will 662 // ensure the data is up-to-date in runtime. 663 @GuardedBy("mPackages") 664 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 665 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 666 667 /** 668 * Tracks new system packages [received in an OTA] that we expect to 669 * find updated user-installed versions. Keys are package name, values 670 * are package location. 671 */ 672 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 673 /** 674 * Tracks high priority intent filters for protected actions. During boot, certain 675 * filter actions are protected and should never be allowed to have a high priority 676 * intent filter for them. However, there is one, and only one exception -- the 677 * setup wizard. It must be able to define a high priority intent filter for these 678 * actions to ensure there are no escapes from the wizard. We need to delay processing 679 * of these during boot as we need to look at all of the system packages in order 680 * to know which component is the setup wizard. 681 */ 682 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 683 /** 684 * Whether or not processing protected filters should be deferred. 685 */ 686 private boolean mDeferProtectedFilters = true; 687 688 /** 689 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 690 */ 691 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 692 /** 693 * Whether or not system app permissions should be promoted from install to runtime. 694 */ 695 boolean mPromoteSystemApps; 696 697 @GuardedBy("mPackages") 698 final Settings mSettings; 699 700 /** 701 * Set of package names that are currently "frozen", which means active 702 * surgery is being done on the code/data for that package. The platform 703 * will refuse to launch frozen packages to avoid race conditions. 704 * 705 * @see PackageFreezer 706 */ 707 @GuardedBy("mPackages") 708 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 709 710 final ProtectedPackages mProtectedPackages; 711 712 boolean mFirstBoot; 713 714 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 715 716 // System configuration read by SystemConfig. 717 final int[] mGlobalGids; 718 final SparseArray<ArraySet<String>> mSystemPermissions; 719 @GuardedBy("mAvailableFeatures") 720 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 721 722 // If mac_permissions.xml was found for seinfo labeling. 723 boolean mFoundPolicyFile; 724 725 private final InstantAppRegistry mInstantAppRegistry; 726 727 @GuardedBy("mPackages") 728 int mChangedPackagesSequenceNumber; 729 /** 730 * List of changed [installed, removed or updated] packages. 731 * mapping from user id -> sequence number -> package name 732 */ 733 @GuardedBy("mPackages") 734 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 735 /** 736 * The sequence number of the last change to a package. 737 * mapping from user id -> package name -> sequence number 738 */ 739 @GuardedBy("mPackages") 740 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 741 742 class PackageParserCallback implements PackageParser.Callback { 743 @Override public final boolean hasFeature(String feature) { 744 return PackageManagerService.this.hasSystemFeature(feature, 0); 745 } 746 747 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 748 Collection<PackageParser.Package> allPackages, String targetPackageName) { 749 List<PackageParser.Package> overlayPackages = null; 750 for (PackageParser.Package p : allPackages) { 751 if (targetPackageName.equals(p.mOverlayTarget) && p.mIsStaticOverlay) { 752 if (overlayPackages == null) { 753 overlayPackages = new ArrayList<PackageParser.Package>(); 754 } 755 overlayPackages.add(p); 756 } 757 } 758 if (overlayPackages != null) { 759 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 760 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 761 return p1.mOverlayPriority - p2.mOverlayPriority; 762 } 763 }; 764 Collections.sort(overlayPackages, cmp); 765 } 766 return overlayPackages; 767 } 768 769 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 770 String targetPackageName, String targetPath) { 771 if ("android".equals(targetPackageName)) { 772 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 773 // native AssetManager. 774 return null; 775 } 776 List<PackageParser.Package> overlayPackages = 777 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 778 if (overlayPackages == null || overlayPackages.isEmpty()) { 779 return null; 780 } 781 List<String> overlayPathList = null; 782 for (PackageParser.Package overlayPackage : overlayPackages) { 783 if (targetPath == null) { 784 if (overlayPathList == null) { 785 overlayPathList = new ArrayList<String>(); 786 } 787 overlayPathList.add(overlayPackage.baseCodePath); 788 continue; 789 } 790 791 try { 792 // Creates idmaps for system to parse correctly the Android manifest of the 793 // target package. 794 // 795 // OverlayManagerService will update each of them with a correct gid from its 796 // target package app id. 797 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 798 UserHandle.getSharedAppGid( 799 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 800 if (overlayPathList == null) { 801 overlayPathList = new ArrayList<String>(); 802 } 803 overlayPathList.add(overlayPackage.baseCodePath); 804 } catch (InstallerException e) { 805 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 806 overlayPackage.baseCodePath); 807 } 808 } 809 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 810 } 811 812 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 813 synchronized (mPackages) { 814 return getStaticOverlayPathsLocked( 815 mPackages.values(), targetPackageName, targetPath); 816 } 817 } 818 819 @Override public final String[] getOverlayApks(String targetPackageName) { 820 return getStaticOverlayPaths(targetPackageName, null); 821 } 822 823 @Override public final String[] getOverlayPaths(String targetPackageName, 824 String targetPath) { 825 return getStaticOverlayPaths(targetPackageName, targetPath); 826 } 827 }; 828 829 class ParallelPackageParserCallback extends PackageParserCallback { 830 List<PackageParser.Package> mOverlayPackages = null; 831 832 void findStaticOverlayPackages() { 833 synchronized (mPackages) { 834 for (PackageParser.Package p : mPackages.values()) { 835 if (p.mIsStaticOverlay) { 836 if (mOverlayPackages == null) { 837 mOverlayPackages = new ArrayList<PackageParser.Package>(); 838 } 839 mOverlayPackages.add(p); 840 } 841 } 842 } 843 } 844 845 @Override 846 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 847 // We can trust mOverlayPackages without holding mPackages because package uninstall 848 // can't happen while running parallel parsing. 849 // Moreover holding mPackages on each parsing thread causes dead-lock. 850 return mOverlayPackages == null ? null : 851 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 852 } 853 } 854 855 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 856 final ParallelPackageParserCallback mParallelPackageParserCallback = 857 new ParallelPackageParserCallback(); 858 859 public static final class SharedLibraryEntry { 860 public final String path; 861 public final String apk; 862 public final SharedLibraryInfo info; 863 864 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 865 String declaringPackageName, int declaringPackageVersionCode) { 866 path = _path; 867 apk = _apk; 868 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 869 declaringPackageName, declaringPackageVersionCode), null); 870 } 871 } 872 873 // Currently known shared libraries. 874 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 875 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 876 new ArrayMap<>(); 877 878 // All available activities, for your resolving pleasure. 879 final ActivityIntentResolver mActivities = 880 new ActivityIntentResolver(); 881 882 // All available receivers, for your resolving pleasure. 883 final ActivityIntentResolver mReceivers = 884 new ActivityIntentResolver(); 885 886 // All available services, for your resolving pleasure. 887 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 888 889 // All available providers, for your resolving pleasure. 890 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 891 892 // Mapping from provider base names (first directory in content URI codePath) 893 // to the provider information. 894 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 895 new ArrayMap<String, PackageParser.Provider>(); 896 897 // Mapping from instrumentation class names to info about them. 898 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 899 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 900 901 // Mapping from permission names to info about them. 902 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 903 new ArrayMap<String, PackageParser.PermissionGroup>(); 904 905 // Packages whose data we have transfered into another package, thus 906 // should no longer exist. 907 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 908 909 // Broadcast actions that are only available to the system. 910 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 911 912 /** List of packages waiting for verification. */ 913 final SparseArray<PackageVerificationState> mPendingVerification 914 = new SparseArray<PackageVerificationState>(); 915 916 /** Set of packages associated with each app op permission. */ 917 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 918 919 final PackageInstallerService mInstallerService; 920 921 private final PackageDexOptimizer mPackageDexOptimizer; 922 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 923 // is used by other apps). 924 private final DexManager mDexManager; 925 926 private AtomicInteger mNextMoveId = new AtomicInteger(); 927 private final MoveCallbacks mMoveCallbacks; 928 929 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 930 931 // Cache of users who need badging. 932 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 933 934 /** Token for keys in mPendingVerification. */ 935 private int mPendingVerificationToken = 0; 936 937 volatile boolean mSystemReady; 938 volatile boolean mSafeMode; 939 volatile boolean mHasSystemUidErrors; 940 private volatile boolean mEphemeralAppsDisabled; 941 942 ApplicationInfo mAndroidApplication; 943 final ActivityInfo mResolveActivity = new ActivityInfo(); 944 final ResolveInfo mResolveInfo = new ResolveInfo(); 945 ComponentName mResolveComponentName; 946 PackageParser.Package mPlatformPackage; 947 ComponentName mCustomResolverComponentName; 948 949 boolean mResolverReplaced = false; 950 951 private final @Nullable ComponentName mIntentFilterVerifierComponent; 952 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 953 954 private int mIntentFilterVerificationToken = 0; 955 956 /** The service connection to the ephemeral resolver */ 957 final EphemeralResolverConnection mInstantAppResolverConnection; 958 /** Component used to show resolver settings for Instant Apps */ 959 final ComponentName mInstantAppResolverSettingsComponent; 960 961 /** Activity used to install instant applications */ 962 ActivityInfo mInstantAppInstallerActivity; 963 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 964 965 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 966 = new SparseArray<IntentFilterVerificationState>(); 967 968 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 969 970 // List of packages names to keep cached, even if they are uninstalled for all users 971 private List<String> mKeepUninstalledPackages; 972 973 private UserManagerInternal mUserManagerInternal; 974 975 private DeviceIdleController.LocalService mDeviceIdleController; 976 977 private File mCacheDir; 978 979 private ArraySet<String> mPrivappPermissionsViolations; 980 981 private Future<?> mPrepareAppDataFuture; 982 983 private static class IFVerificationParams { 984 PackageParser.Package pkg; 985 boolean replacing; 986 int userId; 987 int verifierUid; 988 989 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 990 int _userId, int _verifierUid) { 991 pkg = _pkg; 992 replacing = _replacing; 993 userId = _userId; 994 replacing = _replacing; 995 verifierUid = _verifierUid; 996 } 997 } 998 999 private interface IntentFilterVerifier<T extends IntentFilter> { 1000 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1001 T filter, String packageName); 1002 void startVerifications(int userId); 1003 void receiveVerificationResponse(int verificationId); 1004 } 1005 1006 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1007 private Context mContext; 1008 private ComponentName mIntentFilterVerifierComponent; 1009 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1010 1011 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1012 mContext = context; 1013 mIntentFilterVerifierComponent = verifierComponent; 1014 } 1015 1016 private String getDefaultScheme() { 1017 return IntentFilter.SCHEME_HTTPS; 1018 } 1019 1020 @Override 1021 public void startVerifications(int userId) { 1022 // Launch verifications requests 1023 int count = mCurrentIntentFilterVerifications.size(); 1024 for (int n=0; n<count; n++) { 1025 int verificationId = mCurrentIntentFilterVerifications.get(n); 1026 final IntentFilterVerificationState ivs = 1027 mIntentFilterVerificationStates.get(verificationId); 1028 1029 String packageName = ivs.getPackageName(); 1030 1031 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1032 final int filterCount = filters.size(); 1033 ArraySet<String> domainsSet = new ArraySet<>(); 1034 for (int m=0; m<filterCount; m++) { 1035 PackageParser.ActivityIntentInfo filter = filters.get(m); 1036 domainsSet.addAll(filter.getHostsList()); 1037 } 1038 synchronized (mPackages) { 1039 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1040 packageName, domainsSet) != null) { 1041 scheduleWriteSettingsLocked(); 1042 } 1043 } 1044 sendVerificationRequest(userId, verificationId, ivs); 1045 } 1046 mCurrentIntentFilterVerifications.clear(); 1047 } 1048 1049 private void sendVerificationRequest(int userId, int verificationId, 1050 IntentFilterVerificationState ivs) { 1051 1052 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1053 verificationIntent.putExtra( 1054 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1055 verificationId); 1056 verificationIntent.putExtra( 1057 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1058 getDefaultScheme()); 1059 verificationIntent.putExtra( 1060 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1061 ivs.getHostsString()); 1062 verificationIntent.putExtra( 1063 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1064 ivs.getPackageName()); 1065 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1066 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1067 1068 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1069 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1070 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1071 userId, false, "intent filter verifier"); 1072 1073 UserHandle user = new UserHandle(userId); 1074 mContext.sendBroadcastAsUser(verificationIntent, user); 1075 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1076 "Sending IntentFilter verification broadcast"); 1077 } 1078 1079 public void receiveVerificationResponse(int verificationId) { 1080 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1081 1082 final boolean verified = ivs.isVerified(); 1083 1084 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1085 final int count = filters.size(); 1086 if (DEBUG_DOMAIN_VERIFICATION) { 1087 Slog.i(TAG, "Received verification response " + verificationId 1088 + " for " + count + " filters, verified=" + verified); 1089 } 1090 for (int n=0; n<count; n++) { 1091 PackageParser.ActivityIntentInfo filter = filters.get(n); 1092 filter.setVerified(verified); 1093 1094 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1095 + " verified with result:" + verified + " and hosts:" 1096 + ivs.getHostsString()); 1097 } 1098 1099 mIntentFilterVerificationStates.remove(verificationId); 1100 1101 final String packageName = ivs.getPackageName(); 1102 IntentFilterVerificationInfo ivi = null; 1103 1104 synchronized (mPackages) { 1105 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1106 } 1107 if (ivi == null) { 1108 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1109 + verificationId + " packageName:" + packageName); 1110 return; 1111 } 1112 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1113 "Updating IntentFilterVerificationInfo for package " + packageName 1114 +" verificationId:" + verificationId); 1115 1116 synchronized (mPackages) { 1117 if (verified) { 1118 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1119 } else { 1120 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1121 } 1122 scheduleWriteSettingsLocked(); 1123 1124 final int userId = ivs.getUserId(); 1125 if (userId != UserHandle.USER_ALL) { 1126 final int userStatus = 1127 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1128 1129 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1130 boolean needUpdate = false; 1131 1132 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1133 // already been set by the User thru the Disambiguation dialog 1134 switch (userStatus) { 1135 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1136 if (verified) { 1137 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1138 } else { 1139 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1140 } 1141 needUpdate = true; 1142 break; 1143 1144 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1145 if (verified) { 1146 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1147 needUpdate = true; 1148 } 1149 break; 1150 1151 default: 1152 // Nothing to do 1153 } 1154 1155 if (needUpdate) { 1156 mSettings.updateIntentFilterVerificationStatusLPw( 1157 packageName, updatedStatus, userId); 1158 scheduleWritePackageRestrictionsLocked(userId); 1159 } 1160 } 1161 } 1162 } 1163 1164 @Override 1165 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1166 ActivityIntentInfo filter, String packageName) { 1167 if (!hasValidDomains(filter)) { 1168 return false; 1169 } 1170 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1171 if (ivs == null) { 1172 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1173 packageName); 1174 } 1175 if (DEBUG_DOMAIN_VERIFICATION) { 1176 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1177 } 1178 ivs.addFilter(filter); 1179 return true; 1180 } 1181 1182 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1183 int userId, int verificationId, String packageName) { 1184 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1185 verifierUid, userId, packageName); 1186 ivs.setPendingState(); 1187 synchronized (mPackages) { 1188 mIntentFilterVerificationStates.append(verificationId, ivs); 1189 mCurrentIntentFilterVerifications.add(verificationId); 1190 } 1191 return ivs; 1192 } 1193 } 1194 1195 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1196 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1197 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1198 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1199 } 1200 1201 // Set of pending broadcasts for aggregating enable/disable of components. 1202 static class PendingPackageBroadcasts { 1203 // for each user id, a map of <package name -> components within that package> 1204 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1205 1206 public PendingPackageBroadcasts() { 1207 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1208 } 1209 1210 public ArrayList<String> get(int userId, String packageName) { 1211 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1212 return packages.get(packageName); 1213 } 1214 1215 public void put(int userId, String packageName, ArrayList<String> components) { 1216 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1217 packages.put(packageName, components); 1218 } 1219 1220 public void remove(int userId, String packageName) { 1221 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1222 if (packages != null) { 1223 packages.remove(packageName); 1224 } 1225 } 1226 1227 public void remove(int userId) { 1228 mUidMap.remove(userId); 1229 } 1230 1231 public int userIdCount() { 1232 return mUidMap.size(); 1233 } 1234 1235 public int userIdAt(int n) { 1236 return mUidMap.keyAt(n); 1237 } 1238 1239 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1240 return mUidMap.get(userId); 1241 } 1242 1243 public int size() { 1244 // total number of pending broadcast entries across all userIds 1245 int num = 0; 1246 for (int i = 0; i< mUidMap.size(); i++) { 1247 num += mUidMap.valueAt(i).size(); 1248 } 1249 return num; 1250 } 1251 1252 public void clear() { 1253 mUidMap.clear(); 1254 } 1255 1256 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1257 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1258 if (map == null) { 1259 map = new ArrayMap<String, ArrayList<String>>(); 1260 mUidMap.put(userId, map); 1261 } 1262 return map; 1263 } 1264 } 1265 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1266 1267 // Service Connection to remote media container service to copy 1268 // package uri's from external media onto secure containers 1269 // or internal storage. 1270 private IMediaContainerService mContainerService = null; 1271 1272 static final int SEND_PENDING_BROADCAST = 1; 1273 static final int MCS_BOUND = 3; 1274 static final int END_COPY = 4; 1275 static final int INIT_COPY = 5; 1276 static final int MCS_UNBIND = 6; 1277 static final int START_CLEANING_PACKAGE = 7; 1278 static final int FIND_INSTALL_LOC = 8; 1279 static final int POST_INSTALL = 9; 1280 static final int MCS_RECONNECT = 10; 1281 static final int MCS_GIVE_UP = 11; 1282 static final int UPDATED_MEDIA_STATUS = 12; 1283 static final int WRITE_SETTINGS = 13; 1284 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1285 static final int PACKAGE_VERIFIED = 15; 1286 static final int CHECK_PENDING_VERIFICATION = 16; 1287 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1288 static final int INTENT_FILTER_VERIFIED = 18; 1289 static final int WRITE_PACKAGE_LIST = 19; 1290 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1291 1292 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1293 1294 // Delay time in millisecs 1295 static final int BROADCAST_DELAY = 10 * 1000; 1296 1297 static UserManagerService sUserManager; 1298 1299 // Stores a list of users whose package restrictions file needs to be updated 1300 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1301 1302 final private DefaultContainerConnection mDefContainerConn = 1303 new DefaultContainerConnection(); 1304 class DefaultContainerConnection implements ServiceConnection { 1305 public void onServiceConnected(ComponentName name, IBinder service) { 1306 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1307 final IMediaContainerService imcs = IMediaContainerService.Stub 1308 .asInterface(Binder.allowBlocking(service)); 1309 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1310 } 1311 1312 public void onServiceDisconnected(ComponentName name) { 1313 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1314 } 1315 } 1316 1317 // Recordkeeping of restore-after-install operations that are currently in flight 1318 // between the Package Manager and the Backup Manager 1319 static class PostInstallData { 1320 public InstallArgs args; 1321 public PackageInstalledInfo res; 1322 1323 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1324 args = _a; 1325 res = _r; 1326 } 1327 } 1328 1329 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1330 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1331 1332 // XML tags for backup/restore of various bits of state 1333 private static final String TAG_PREFERRED_BACKUP = "pa"; 1334 private static final String TAG_DEFAULT_APPS = "da"; 1335 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1336 1337 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1338 private static final String TAG_ALL_GRANTS = "rt-grants"; 1339 private static final String TAG_GRANT = "grant"; 1340 private static final String ATTR_PACKAGE_NAME = "pkg"; 1341 1342 private static final String TAG_PERMISSION = "perm"; 1343 private static final String ATTR_PERMISSION_NAME = "name"; 1344 private static final String ATTR_IS_GRANTED = "g"; 1345 private static final String ATTR_USER_SET = "set"; 1346 private static final String ATTR_USER_FIXED = "fixed"; 1347 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1348 1349 // System/policy permission grants are not backed up 1350 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1351 FLAG_PERMISSION_POLICY_FIXED 1352 | FLAG_PERMISSION_SYSTEM_FIXED 1353 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1354 1355 // And we back up these user-adjusted states 1356 private static final int USER_RUNTIME_GRANT_MASK = 1357 FLAG_PERMISSION_USER_SET 1358 | FLAG_PERMISSION_USER_FIXED 1359 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1360 1361 final @Nullable String mRequiredVerifierPackage; 1362 final @NonNull String mRequiredInstallerPackage; 1363 final @NonNull String mRequiredUninstallerPackage; 1364 final @Nullable String mSetupWizardPackage; 1365 final @Nullable String mStorageManagerPackage; 1366 final @NonNull String mServicesSystemSharedLibraryPackageName; 1367 final @NonNull String mSharedSystemSharedLibraryPackageName; 1368 1369 final boolean mPermissionReviewRequired; 1370 1371 private final PackageUsage mPackageUsage = new PackageUsage(); 1372 private final CompilerStats mCompilerStats = new CompilerStats(); 1373 1374 class PackageHandler extends Handler { 1375 private boolean mBound = false; 1376 final ArrayList<HandlerParams> mPendingInstalls = 1377 new ArrayList<HandlerParams>(); 1378 1379 private boolean connectToService() { 1380 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1381 " DefaultContainerService"); 1382 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1383 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1384 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1385 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1386 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1387 mBound = true; 1388 return true; 1389 } 1390 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1391 return false; 1392 } 1393 1394 private void disconnectService() { 1395 mContainerService = null; 1396 mBound = false; 1397 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1398 mContext.unbindService(mDefContainerConn); 1399 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1400 } 1401 1402 PackageHandler(Looper looper) { 1403 super(looper); 1404 } 1405 1406 public void handleMessage(Message msg) { 1407 try { 1408 doHandleMessage(msg); 1409 } finally { 1410 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1411 } 1412 } 1413 1414 void doHandleMessage(Message msg) { 1415 switch (msg.what) { 1416 case INIT_COPY: { 1417 HandlerParams params = (HandlerParams) msg.obj; 1418 int idx = mPendingInstalls.size(); 1419 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1420 // If a bind was already initiated we dont really 1421 // need to do anything. The pending install 1422 // will be processed later on. 1423 if (!mBound) { 1424 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1425 System.identityHashCode(mHandler)); 1426 // If this is the only one pending we might 1427 // have to bind to the service again. 1428 if (!connectToService()) { 1429 Slog.e(TAG, "Failed to bind to media container service"); 1430 params.serviceError(); 1431 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1432 System.identityHashCode(mHandler)); 1433 if (params.traceMethod != null) { 1434 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1435 params.traceCookie); 1436 } 1437 return; 1438 } else { 1439 // Once we bind to the service, the first 1440 // pending request will be processed. 1441 mPendingInstalls.add(idx, params); 1442 } 1443 } else { 1444 mPendingInstalls.add(idx, params); 1445 // Already bound to the service. Just make 1446 // sure we trigger off processing the first request. 1447 if (idx == 0) { 1448 mHandler.sendEmptyMessage(MCS_BOUND); 1449 } 1450 } 1451 break; 1452 } 1453 case MCS_BOUND: { 1454 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1455 if (msg.obj != null) { 1456 mContainerService = (IMediaContainerService) msg.obj; 1457 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1458 System.identityHashCode(mHandler)); 1459 } 1460 if (mContainerService == null) { 1461 if (!mBound) { 1462 // Something seriously wrong since we are not bound and we are not 1463 // waiting for connection. Bail out. 1464 Slog.e(TAG, "Cannot bind to media container service"); 1465 for (HandlerParams params : mPendingInstalls) { 1466 // Indicate service bind error 1467 params.serviceError(); 1468 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1469 System.identityHashCode(params)); 1470 if (params.traceMethod != null) { 1471 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1472 params.traceMethod, params.traceCookie); 1473 } 1474 return; 1475 } 1476 mPendingInstalls.clear(); 1477 } else { 1478 Slog.w(TAG, "Waiting to connect to media container service"); 1479 } 1480 } else if (mPendingInstalls.size() > 0) { 1481 HandlerParams params = mPendingInstalls.get(0); 1482 if (params != null) { 1483 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1484 System.identityHashCode(params)); 1485 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1486 if (params.startCopy()) { 1487 // We are done... look for more work or to 1488 // go idle. 1489 if (DEBUG_SD_INSTALL) Log.i(TAG, 1490 "Checking for more work or unbind..."); 1491 // Delete pending install 1492 if (mPendingInstalls.size() > 0) { 1493 mPendingInstalls.remove(0); 1494 } 1495 if (mPendingInstalls.size() == 0) { 1496 if (mBound) { 1497 if (DEBUG_SD_INSTALL) Log.i(TAG, 1498 "Posting delayed MCS_UNBIND"); 1499 removeMessages(MCS_UNBIND); 1500 Message ubmsg = obtainMessage(MCS_UNBIND); 1501 // Unbind after a little delay, to avoid 1502 // continual thrashing. 1503 sendMessageDelayed(ubmsg, 10000); 1504 } 1505 } else { 1506 // There are more pending requests in queue. 1507 // Just post MCS_BOUND message to trigger processing 1508 // of next pending install. 1509 if (DEBUG_SD_INSTALL) Log.i(TAG, 1510 "Posting MCS_BOUND for next work"); 1511 mHandler.sendEmptyMessage(MCS_BOUND); 1512 } 1513 } 1514 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1515 } 1516 } else { 1517 // Should never happen ideally. 1518 Slog.w(TAG, "Empty queue"); 1519 } 1520 break; 1521 } 1522 case MCS_RECONNECT: { 1523 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1524 if (mPendingInstalls.size() > 0) { 1525 if (mBound) { 1526 disconnectService(); 1527 } 1528 if (!connectToService()) { 1529 Slog.e(TAG, "Failed to bind to media container service"); 1530 for (HandlerParams params : mPendingInstalls) { 1531 // Indicate service bind error 1532 params.serviceError(); 1533 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1534 System.identityHashCode(params)); 1535 } 1536 mPendingInstalls.clear(); 1537 } 1538 } 1539 break; 1540 } 1541 case MCS_UNBIND: { 1542 // If there is no actual work left, then time to unbind. 1543 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1544 1545 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1546 if (mBound) { 1547 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1548 1549 disconnectService(); 1550 } 1551 } else if (mPendingInstalls.size() > 0) { 1552 // There are more pending requests in queue. 1553 // Just post MCS_BOUND message to trigger processing 1554 // of next pending install. 1555 mHandler.sendEmptyMessage(MCS_BOUND); 1556 } 1557 1558 break; 1559 } 1560 case MCS_GIVE_UP: { 1561 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1562 HandlerParams params = mPendingInstalls.remove(0); 1563 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1564 System.identityHashCode(params)); 1565 break; 1566 } 1567 case SEND_PENDING_BROADCAST: { 1568 String packages[]; 1569 ArrayList<String> components[]; 1570 int size = 0; 1571 int uids[]; 1572 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1573 synchronized (mPackages) { 1574 if (mPendingBroadcasts == null) { 1575 return; 1576 } 1577 size = mPendingBroadcasts.size(); 1578 if (size <= 0) { 1579 // Nothing to be done. Just return 1580 return; 1581 } 1582 packages = new String[size]; 1583 components = new ArrayList[size]; 1584 uids = new int[size]; 1585 int i = 0; // filling out the above arrays 1586 1587 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1588 int packageUserId = mPendingBroadcasts.userIdAt(n); 1589 Iterator<Map.Entry<String, ArrayList<String>>> it 1590 = mPendingBroadcasts.packagesForUserId(packageUserId) 1591 .entrySet().iterator(); 1592 while (it.hasNext() && i < size) { 1593 Map.Entry<String, ArrayList<String>> ent = it.next(); 1594 packages[i] = ent.getKey(); 1595 components[i] = ent.getValue(); 1596 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1597 uids[i] = (ps != null) 1598 ? UserHandle.getUid(packageUserId, ps.appId) 1599 : -1; 1600 i++; 1601 } 1602 } 1603 size = i; 1604 mPendingBroadcasts.clear(); 1605 } 1606 // Send broadcasts 1607 for (int i = 0; i < size; i++) { 1608 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1609 } 1610 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1611 break; 1612 } 1613 case START_CLEANING_PACKAGE: { 1614 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1615 final String packageName = (String)msg.obj; 1616 final int userId = msg.arg1; 1617 final boolean andCode = msg.arg2 != 0; 1618 synchronized (mPackages) { 1619 if (userId == UserHandle.USER_ALL) { 1620 int[] users = sUserManager.getUserIds(); 1621 for (int user : users) { 1622 mSettings.addPackageToCleanLPw( 1623 new PackageCleanItem(user, packageName, andCode)); 1624 } 1625 } else { 1626 mSettings.addPackageToCleanLPw( 1627 new PackageCleanItem(userId, packageName, andCode)); 1628 } 1629 } 1630 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1631 startCleaningPackages(); 1632 } break; 1633 case POST_INSTALL: { 1634 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1635 1636 PostInstallData data = mRunningInstalls.get(msg.arg1); 1637 final boolean didRestore = (msg.arg2 != 0); 1638 mRunningInstalls.delete(msg.arg1); 1639 1640 if (data != null) { 1641 InstallArgs args = data.args; 1642 PackageInstalledInfo parentRes = data.res; 1643 1644 final boolean grantPermissions = (args.installFlags 1645 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1646 final boolean killApp = (args.installFlags 1647 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1648 final String[] grantedPermissions = args.installGrantPermissions; 1649 1650 // Handle the parent package 1651 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1652 grantedPermissions, didRestore, args.installerPackageName, 1653 args.observer); 1654 1655 // Handle the child packages 1656 final int childCount = (parentRes.addedChildPackages != null) 1657 ? parentRes.addedChildPackages.size() : 0; 1658 for (int i = 0; i < childCount; i++) { 1659 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1660 handlePackagePostInstall(childRes, grantPermissions, killApp, 1661 grantedPermissions, false, args.installerPackageName, 1662 args.observer); 1663 } 1664 1665 // Log tracing if needed 1666 if (args.traceMethod != null) { 1667 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1668 args.traceCookie); 1669 } 1670 } else { 1671 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1672 } 1673 1674 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1675 } break; 1676 case UPDATED_MEDIA_STATUS: { 1677 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1678 boolean reportStatus = msg.arg1 == 1; 1679 boolean doGc = msg.arg2 == 1; 1680 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1681 if (doGc) { 1682 // Force a gc to clear up stale containers. 1683 Runtime.getRuntime().gc(); 1684 } 1685 if (msg.obj != null) { 1686 @SuppressWarnings("unchecked") 1687 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1688 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1689 // Unload containers 1690 unloadAllContainers(args); 1691 } 1692 if (reportStatus) { 1693 try { 1694 if (DEBUG_SD_INSTALL) Log.i(TAG, 1695 "Invoking StorageManagerService call back"); 1696 PackageHelper.getStorageManager().finishMediaUpdate(); 1697 } catch (RemoteException e) { 1698 Log.e(TAG, "StorageManagerService not running?"); 1699 } 1700 } 1701 } break; 1702 case WRITE_SETTINGS: { 1703 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1704 synchronized (mPackages) { 1705 removeMessages(WRITE_SETTINGS); 1706 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1707 mSettings.writeLPr(); 1708 mDirtyUsers.clear(); 1709 } 1710 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1711 } break; 1712 case WRITE_PACKAGE_RESTRICTIONS: { 1713 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1714 synchronized (mPackages) { 1715 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1716 for (int userId : mDirtyUsers) { 1717 mSettings.writePackageRestrictionsLPr(userId); 1718 } 1719 mDirtyUsers.clear(); 1720 } 1721 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1722 } break; 1723 case WRITE_PACKAGE_LIST: { 1724 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1725 synchronized (mPackages) { 1726 removeMessages(WRITE_PACKAGE_LIST); 1727 mSettings.writePackageListLPr(msg.arg1); 1728 } 1729 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1730 } break; 1731 case CHECK_PENDING_VERIFICATION: { 1732 final int verificationId = msg.arg1; 1733 final PackageVerificationState state = mPendingVerification.get(verificationId); 1734 1735 if ((state != null) && !state.timeoutExtended()) { 1736 final InstallArgs args = state.getInstallArgs(); 1737 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1738 1739 Slog.i(TAG, "Verification timed out for " + originUri); 1740 mPendingVerification.remove(verificationId); 1741 1742 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1743 1744 final UserHandle user = args.getUser(); 1745 if (getDefaultVerificationResponse(user) 1746 == PackageManager.VERIFICATION_ALLOW) { 1747 Slog.i(TAG, "Continuing with installation of " + originUri); 1748 state.setVerifierResponse(Binder.getCallingUid(), 1749 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1750 broadcastPackageVerified(verificationId, originUri, 1751 PackageManager.VERIFICATION_ALLOW, user); 1752 try { 1753 ret = args.copyApk(mContainerService, true); 1754 } catch (RemoteException e) { 1755 Slog.e(TAG, "Could not contact the ContainerService"); 1756 } 1757 } else { 1758 broadcastPackageVerified(verificationId, originUri, 1759 PackageManager.VERIFICATION_REJECT, user); 1760 } 1761 1762 Trace.asyncTraceEnd( 1763 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1764 1765 processPendingInstall(args, ret); 1766 mHandler.sendEmptyMessage(MCS_UNBIND); 1767 } 1768 break; 1769 } 1770 case PACKAGE_VERIFIED: { 1771 final int verificationId = msg.arg1; 1772 1773 final PackageVerificationState state = mPendingVerification.get(verificationId); 1774 if (state == null) { 1775 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1776 break; 1777 } 1778 1779 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1780 1781 state.setVerifierResponse(response.callerUid, response.code); 1782 1783 if (state.isVerificationComplete()) { 1784 mPendingVerification.remove(verificationId); 1785 1786 final InstallArgs args = state.getInstallArgs(); 1787 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1788 1789 int ret; 1790 if (state.isInstallAllowed()) { 1791 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1792 broadcastPackageVerified(verificationId, originUri, 1793 response.code, state.getInstallArgs().getUser()); 1794 try { 1795 ret = args.copyApk(mContainerService, true); 1796 } catch (RemoteException e) { 1797 Slog.e(TAG, "Could not contact the ContainerService"); 1798 } 1799 } else { 1800 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1801 } 1802 1803 Trace.asyncTraceEnd( 1804 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1805 1806 processPendingInstall(args, ret); 1807 mHandler.sendEmptyMessage(MCS_UNBIND); 1808 } 1809 1810 break; 1811 } 1812 case START_INTENT_FILTER_VERIFICATIONS: { 1813 IFVerificationParams params = (IFVerificationParams) msg.obj; 1814 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1815 params.replacing, params.pkg); 1816 break; 1817 } 1818 case INTENT_FILTER_VERIFIED: { 1819 final int verificationId = msg.arg1; 1820 1821 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1822 verificationId); 1823 if (state == null) { 1824 Slog.w(TAG, "Invalid IntentFilter verification token " 1825 + verificationId + " received"); 1826 break; 1827 } 1828 1829 final int userId = state.getUserId(); 1830 1831 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1832 "Processing IntentFilter verification with token:" 1833 + verificationId + " and userId:" + userId); 1834 1835 final IntentFilterVerificationResponse response = 1836 (IntentFilterVerificationResponse) msg.obj; 1837 1838 state.setVerifierResponse(response.callerUid, response.code); 1839 1840 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1841 "IntentFilter verification with token:" + verificationId 1842 + " and userId:" + userId 1843 + " is settings verifier response with response code:" 1844 + response.code); 1845 1846 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1847 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1848 + response.getFailedDomainsString()); 1849 } 1850 1851 if (state.isVerificationComplete()) { 1852 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1853 } else { 1854 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1855 "IntentFilter verification with token:" + verificationId 1856 + " was not said to be complete"); 1857 } 1858 1859 break; 1860 } 1861 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1862 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1863 mInstantAppResolverConnection, 1864 (InstantAppRequest) msg.obj, 1865 mInstantAppInstallerActivity, 1866 mHandler); 1867 } 1868 } 1869 } 1870 } 1871 1872 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1873 boolean killApp, String[] grantedPermissions, 1874 boolean launchedForRestore, String installerPackage, 1875 IPackageInstallObserver2 installObserver) { 1876 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1877 // Send the removed broadcasts 1878 if (res.removedInfo != null) { 1879 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1880 } 1881 1882 // Now that we successfully installed the package, grant runtime 1883 // permissions if requested before broadcasting the install. Also 1884 // for legacy apps in permission review mode we clear the permission 1885 // review flag which is used to emulate runtime permissions for 1886 // legacy apps. 1887 if (grantPermissions) { 1888 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1889 } 1890 1891 final boolean update = res.removedInfo != null 1892 && res.removedInfo.removedPackage != null; 1893 final String origInstallerPackageName = res.removedInfo != null 1894 ? res.removedInfo.installerPackageName : null; 1895 1896 // If this is the first time we have child packages for a disabled privileged 1897 // app that had no children, we grant requested runtime permissions to the new 1898 // children if the parent on the system image had them already granted. 1899 if (res.pkg.parentPackage != null) { 1900 synchronized (mPackages) { 1901 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1902 } 1903 } 1904 1905 synchronized (mPackages) { 1906 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1907 } 1908 1909 final String packageName = res.pkg.applicationInfo.packageName; 1910 1911 // Determine the set of users who are adding this package for 1912 // the first time vs. those who are seeing an update. 1913 int[] firstUsers = EMPTY_INT_ARRAY; 1914 int[] updateUsers = EMPTY_INT_ARRAY; 1915 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1916 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1917 for (int newUser : res.newUsers) { 1918 if (ps.getInstantApp(newUser)) { 1919 continue; 1920 } 1921 if (allNewUsers) { 1922 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1923 continue; 1924 } 1925 boolean isNew = true; 1926 for (int origUser : res.origUsers) { 1927 if (origUser == newUser) { 1928 isNew = false; 1929 break; 1930 } 1931 } 1932 if (isNew) { 1933 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1934 } else { 1935 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1936 } 1937 } 1938 1939 // Send installed broadcasts if the package is not a static shared lib. 1940 if (res.pkg.staticSharedLibName == null) { 1941 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1942 1943 // Send added for users that see the package for the first time 1944 // sendPackageAddedForNewUsers also deals with system apps 1945 int appId = UserHandle.getAppId(res.uid); 1946 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1947 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1948 1949 // Send added for users that don't see the package for the first time 1950 Bundle extras = new Bundle(1); 1951 extras.putInt(Intent.EXTRA_UID, res.uid); 1952 if (update) { 1953 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1954 } 1955 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1956 extras, 0 /*flags*/, 1957 null /*targetPackage*/, null /*finishedReceiver*/, updateUsers); 1958 if (origInstallerPackageName != null) { 1959 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1960 extras, 0 /*flags*/, 1961 origInstallerPackageName, null /*finishedReceiver*/, updateUsers); 1962 } 1963 1964 // Send replaced for users that don't see the package for the first time 1965 if (update) { 1966 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1967 packageName, extras, 0 /*flags*/, 1968 null /*targetPackage*/, null /*finishedReceiver*/, 1969 updateUsers); 1970 if (origInstallerPackageName != null) { 1971 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 1972 extras, 0 /*flags*/, 1973 origInstallerPackageName, null /*finishedReceiver*/, updateUsers); 1974 } 1975 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1976 null /*package*/, null /*extras*/, 0 /*flags*/, 1977 packageName /*targetPackage*/, 1978 null /*finishedReceiver*/, updateUsers); 1979 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1980 // First-install and we did a restore, so we're responsible for the 1981 // first-launch broadcast. 1982 if (DEBUG_BACKUP) { 1983 Slog.i(TAG, "Post-restore of " + packageName 1984 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1985 } 1986 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1987 } 1988 1989 // Send broadcast package appeared if forward locked/external for all users 1990 // treat asec-hosted packages like removable media on upgrade 1991 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1992 if (DEBUG_INSTALL) { 1993 Slog.i(TAG, "upgrading pkg " + res.pkg 1994 + " is ASEC-hosted -> AVAILABLE"); 1995 } 1996 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1997 ArrayList<String> pkgList = new ArrayList<>(1); 1998 pkgList.add(packageName); 1999 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2000 } 2001 } 2002 2003 // Work that needs to happen on first install within each user 2004 if (firstUsers != null && firstUsers.length > 0) { 2005 synchronized (mPackages) { 2006 for (int userId : firstUsers) { 2007 // If this app is a browser and it's newly-installed for some 2008 // users, clear any default-browser state in those users. The 2009 // app's nature doesn't depend on the user, so we can just check 2010 // its browser nature in any user and generalize. 2011 if (packageIsBrowser(packageName, userId)) { 2012 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2013 } 2014 2015 // We may also need to apply pending (restored) runtime 2016 // permission grants within these users. 2017 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2018 } 2019 } 2020 } 2021 2022 // Log current value of "unknown sources" setting 2023 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2024 getUnknownSourcesSettings()); 2025 2026 // Remove the replaced package's older resources safely now 2027 // We delete after a gc for applications on sdcard. 2028 if (res.removedInfo != null && res.removedInfo.args != null) { 2029 Runtime.getRuntime().gc(); 2030 synchronized (mInstallLock) { 2031 res.removedInfo.args.doPostDeleteLI(true); 2032 } 2033 } else { 2034 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2035 // and not block here. 2036 VMRuntime.getRuntime().requestConcurrentGC(); 2037 } 2038 2039 // Notify DexManager that the package was installed for new users. 2040 // The updated users should already be indexed and the package code paths 2041 // should not change. 2042 // Don't notify the manager for ephemeral apps as they are not expected to 2043 // survive long enough to benefit of background optimizations. 2044 for (int userId : firstUsers) { 2045 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2046 // There's a race currently where some install events may interleave with an uninstall. 2047 // This can lead to package info being null (b/36642664). 2048 if (info != null) { 2049 mDexManager.notifyPackageInstalled(info, userId); 2050 } 2051 } 2052 } 2053 2054 // If someone is watching installs - notify them 2055 if (installObserver != null) { 2056 try { 2057 Bundle extras = extrasForInstallResult(res); 2058 installObserver.onPackageInstalled(res.name, res.returnCode, 2059 res.returnMsg, extras); 2060 } catch (RemoteException e) { 2061 Slog.i(TAG, "Observer no longer exists."); 2062 } 2063 } 2064 } 2065 2066 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 2067 PackageParser.Package pkg) { 2068 if (pkg.parentPackage == null) { 2069 return; 2070 } 2071 if (pkg.requestedPermissions == null) { 2072 return; 2073 } 2074 final PackageSetting disabledSysParentPs = mSettings 2075 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 2076 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 2077 || !disabledSysParentPs.isPrivileged() 2078 || (disabledSysParentPs.childPackageNames != null 2079 && !disabledSysParentPs.childPackageNames.isEmpty())) { 2080 return; 2081 } 2082 final int[] allUserIds = sUserManager.getUserIds(); 2083 final int permCount = pkg.requestedPermissions.size(); 2084 for (int i = 0; i < permCount; i++) { 2085 String permission = pkg.requestedPermissions.get(i); 2086 BasePermission bp = mSettings.mPermissions.get(permission); 2087 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 2088 continue; 2089 } 2090 for (int userId : allUserIds) { 2091 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 2092 permission, userId)) { 2093 grantRuntimePermission(pkg.packageName, permission, userId); 2094 } 2095 } 2096 } 2097 } 2098 2099 private StorageEventListener mStorageListener = new StorageEventListener() { 2100 @Override 2101 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2102 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2103 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2104 final String volumeUuid = vol.getFsUuid(); 2105 2106 // Clean up any users or apps that were removed or recreated 2107 // while this volume was missing 2108 sUserManager.reconcileUsers(volumeUuid); 2109 reconcileApps(volumeUuid); 2110 2111 // Clean up any install sessions that expired or were 2112 // cancelled while this volume was missing 2113 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2114 2115 loadPrivatePackages(vol); 2116 2117 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2118 unloadPrivatePackages(vol); 2119 } 2120 } 2121 2122 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 2123 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2124 updateExternalMediaStatus(true, false); 2125 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2126 updateExternalMediaStatus(false, false); 2127 } 2128 } 2129 } 2130 2131 @Override 2132 public void onVolumeForgotten(String fsUuid) { 2133 if (TextUtils.isEmpty(fsUuid)) { 2134 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2135 return; 2136 } 2137 2138 // Remove any apps installed on the forgotten volume 2139 synchronized (mPackages) { 2140 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2141 for (PackageSetting ps : packages) { 2142 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2143 deletePackageVersioned(new VersionedPackage(ps.name, 2144 PackageManager.VERSION_CODE_HIGHEST), 2145 new LegacyPackageDeleteObserver(null).getBinder(), 2146 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2147 // Try very hard to release any references to this package 2148 // so we don't risk the system server being killed due to 2149 // open FDs 2150 AttributeCache.instance().removePackage(ps.name); 2151 } 2152 2153 mSettings.onVolumeForgotten(fsUuid); 2154 mSettings.writeLPr(); 2155 } 2156 } 2157 }; 2158 2159 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2160 String[] grantedPermissions) { 2161 for (int userId : userIds) { 2162 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2163 } 2164 } 2165 2166 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2167 String[] grantedPermissions) { 2168 SettingBase sb = (SettingBase) pkg.mExtras; 2169 if (sb == null) { 2170 return; 2171 } 2172 2173 PermissionsState permissionsState = sb.getPermissionsState(); 2174 2175 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2176 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2177 2178 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2179 >= Build.VERSION_CODES.M; 2180 2181 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2182 2183 for (String permission : pkg.requestedPermissions) { 2184 final BasePermission bp; 2185 synchronized (mPackages) { 2186 bp = mSettings.mPermissions.get(permission); 2187 } 2188 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2189 && (!instantApp || bp.isInstant()) 2190 && (supportsRuntimePermissions || !bp.isRuntimeOnly()) 2191 && (grantedPermissions == null 2192 || ArrayUtils.contains(grantedPermissions, permission))) { 2193 final int flags = permissionsState.getPermissionFlags(permission, userId); 2194 if (supportsRuntimePermissions) { 2195 // Installer cannot change immutable permissions. 2196 if ((flags & immutableFlags) == 0) { 2197 grantRuntimePermission(pkg.packageName, permission, userId); 2198 } 2199 } else if (mPermissionReviewRequired) { 2200 // In permission review mode we clear the review flag when we 2201 // are asked to install the app with all permissions granted. 2202 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2203 updatePermissionFlags(permission, pkg.packageName, 2204 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2205 } 2206 } 2207 } 2208 } 2209 } 2210 2211 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2212 Bundle extras = null; 2213 switch (res.returnCode) { 2214 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2215 extras = new Bundle(); 2216 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2217 res.origPermission); 2218 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2219 res.origPackage); 2220 break; 2221 } 2222 case PackageManager.INSTALL_SUCCEEDED: { 2223 extras = new Bundle(); 2224 extras.putBoolean(Intent.EXTRA_REPLACING, 2225 res.removedInfo != null && res.removedInfo.removedPackage != null); 2226 break; 2227 } 2228 } 2229 return extras; 2230 } 2231 2232 void scheduleWriteSettingsLocked() { 2233 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2234 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2235 } 2236 } 2237 2238 void scheduleWritePackageListLocked(int userId) { 2239 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2240 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2241 msg.arg1 = userId; 2242 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2243 } 2244 } 2245 2246 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2247 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2248 scheduleWritePackageRestrictionsLocked(userId); 2249 } 2250 2251 void scheduleWritePackageRestrictionsLocked(int userId) { 2252 final int[] userIds = (userId == UserHandle.USER_ALL) 2253 ? sUserManager.getUserIds() : new int[]{userId}; 2254 for (int nextUserId : userIds) { 2255 if (!sUserManager.exists(nextUserId)) return; 2256 mDirtyUsers.add(nextUserId); 2257 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2258 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2259 } 2260 } 2261 } 2262 2263 public static PackageManagerService main(Context context, Installer installer, 2264 boolean factoryTest, boolean onlyCore) { 2265 // Self-check for initial settings. 2266 PackageManagerServiceCompilerMapping.checkProperties(); 2267 2268 PackageManagerService m = new PackageManagerService(context, installer, 2269 factoryTest, onlyCore); 2270 m.enableSystemUserPackages(); 2271 ServiceManager.addService("package", m); 2272 return m; 2273 } 2274 2275 private void enableSystemUserPackages() { 2276 if (!UserManager.isSplitSystemUser()) { 2277 return; 2278 } 2279 // For system user, enable apps based on the following conditions: 2280 // - app is whitelisted or belong to one of these groups: 2281 // -- system app which has no launcher icons 2282 // -- system app which has INTERACT_ACROSS_USERS permission 2283 // -- system IME app 2284 // - app is not in the blacklist 2285 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2286 Set<String> enableApps = new ArraySet<>(); 2287 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2288 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2289 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2290 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2291 enableApps.addAll(wlApps); 2292 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2293 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2294 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2295 enableApps.removeAll(blApps); 2296 Log.i(TAG, "Applications installed for system user: " + enableApps); 2297 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2298 UserHandle.SYSTEM); 2299 final int allAppsSize = allAps.size(); 2300 synchronized (mPackages) { 2301 for (int i = 0; i < allAppsSize; i++) { 2302 String pName = allAps.get(i); 2303 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2304 // Should not happen, but we shouldn't be failing if it does 2305 if (pkgSetting == null) { 2306 continue; 2307 } 2308 boolean install = enableApps.contains(pName); 2309 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2310 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2311 + " for system user"); 2312 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2313 } 2314 } 2315 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2316 } 2317 } 2318 2319 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2320 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2321 Context.DISPLAY_SERVICE); 2322 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2323 } 2324 2325 /** 2326 * Requests that files preopted on a secondary system partition be copied to the data partition 2327 * if possible. Note that the actual copying of the files is accomplished by init for security 2328 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2329 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2330 */ 2331 private static void requestCopyPreoptedFiles() { 2332 final int WAIT_TIME_MS = 100; 2333 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2334 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2335 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2336 // We will wait for up to 100 seconds. 2337 final long timeStart = SystemClock.uptimeMillis(); 2338 final long timeEnd = timeStart + 100 * 1000; 2339 long timeNow = timeStart; 2340 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2341 try { 2342 Thread.sleep(WAIT_TIME_MS); 2343 } catch (InterruptedException e) { 2344 // Do nothing 2345 } 2346 timeNow = SystemClock.uptimeMillis(); 2347 if (timeNow > timeEnd) { 2348 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2349 Slog.wtf(TAG, "cppreopt did not finish!"); 2350 break; 2351 } 2352 } 2353 2354 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2355 } 2356 } 2357 2358 public PackageManagerService(Context context, Installer installer, 2359 boolean factoryTest, boolean onlyCore) { 2360 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2361 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2362 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2363 SystemClock.uptimeMillis()); 2364 2365 if (mSdkVersion <= 0) { 2366 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2367 } 2368 2369 mContext = context; 2370 2371 mPermissionReviewRequired = context.getResources().getBoolean( 2372 R.bool.config_permissionReviewRequired); 2373 2374 mFactoryTest = factoryTest; 2375 mOnlyCore = onlyCore; 2376 mMetrics = new DisplayMetrics(); 2377 mSettings = new Settings(mPackages); 2378 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2379 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2380 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2381 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2382 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2383 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2384 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2385 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2386 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2387 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2388 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2389 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2390 2391 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2392 if (separateProcesses != null && separateProcesses.length() > 0) { 2393 if ("*".equals(separateProcesses)) { 2394 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2395 mSeparateProcesses = null; 2396 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2397 } else { 2398 mDefParseFlags = 0; 2399 mSeparateProcesses = separateProcesses.split(","); 2400 Slog.w(TAG, "Running with debug.separate_processes: " 2401 + separateProcesses); 2402 } 2403 } else { 2404 mDefParseFlags = 0; 2405 mSeparateProcesses = null; 2406 } 2407 2408 mInstaller = installer; 2409 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2410 "*dexopt*"); 2411 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2412 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2413 2414 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2415 FgThread.get().getLooper()); 2416 2417 getDefaultDisplayMetrics(context, mMetrics); 2418 2419 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2420 SystemConfig systemConfig = SystemConfig.getInstance(); 2421 mGlobalGids = systemConfig.getGlobalGids(); 2422 mSystemPermissions = systemConfig.getSystemPermissions(); 2423 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2424 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2425 2426 mProtectedPackages = new ProtectedPackages(mContext); 2427 2428 synchronized (mInstallLock) { 2429 // writer 2430 synchronized (mPackages) { 2431 mHandlerThread = new ServiceThread(TAG, 2432 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2433 mHandlerThread.start(); 2434 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2435 mProcessLoggingHandler = new ProcessLoggingHandler(); 2436 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2437 2438 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2439 mInstantAppRegistry = new InstantAppRegistry(this); 2440 2441 File dataDir = Environment.getDataDirectory(); 2442 mAppInstallDir = new File(dataDir, "app"); 2443 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2444 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2445 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2446 sUserManager = new UserManagerService(context, this, 2447 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2448 2449 // Propagate permission configuration in to package manager. 2450 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2451 = systemConfig.getPermissions(); 2452 for (int i=0; i<permConfig.size(); i++) { 2453 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2454 BasePermission bp = mSettings.mPermissions.get(perm.name); 2455 if (bp == null) { 2456 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2457 mSettings.mPermissions.put(perm.name, bp); 2458 } 2459 if (perm.gids != null) { 2460 bp.setGids(perm.gids, perm.perUser); 2461 } 2462 } 2463 2464 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2465 final int builtInLibCount = libConfig.size(); 2466 for (int i = 0; i < builtInLibCount; i++) { 2467 String name = libConfig.keyAt(i); 2468 String path = libConfig.valueAt(i); 2469 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2470 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2471 } 2472 2473 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2474 2475 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2476 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2477 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2478 2479 // Clean up orphaned packages for which the code path doesn't exist 2480 // and they are an update to a system app - caused by bug/32321269 2481 final int packageSettingCount = mSettings.mPackages.size(); 2482 for (int i = packageSettingCount - 1; i >= 0; i--) { 2483 PackageSetting ps = mSettings.mPackages.valueAt(i); 2484 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2485 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2486 mSettings.mPackages.removeAt(i); 2487 mSettings.enableSystemPackageLPw(ps.name); 2488 } 2489 } 2490 2491 if (mFirstBoot) { 2492 requestCopyPreoptedFiles(); 2493 } 2494 2495 String customResolverActivity = Resources.getSystem().getString( 2496 R.string.config_customResolverActivity); 2497 if (TextUtils.isEmpty(customResolverActivity)) { 2498 customResolverActivity = null; 2499 } else { 2500 mCustomResolverComponentName = ComponentName.unflattenFromString( 2501 customResolverActivity); 2502 } 2503 2504 long startTime = SystemClock.uptimeMillis(); 2505 2506 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2507 startTime); 2508 2509 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2510 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2511 2512 if (bootClassPath == null) { 2513 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2514 } 2515 2516 if (systemServerClassPath == null) { 2517 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2518 } 2519 2520 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2521 2522 final VersionInfo ver = mSettings.getInternalVersion(); 2523 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2524 if (mIsUpgrade) { 2525 logCriticalInfo(Log.INFO, 2526 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2527 } 2528 2529 // when upgrading from pre-M, promote system app permissions from install to runtime 2530 mPromoteSystemApps = 2531 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2532 2533 // When upgrading from pre-N, we need to handle package extraction like first boot, 2534 // as there is no profiling data available. 2535 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2536 2537 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2538 2539 // save off the names of pre-existing system packages prior to scanning; we don't 2540 // want to automatically grant runtime permissions for new system apps 2541 if (mPromoteSystemApps) { 2542 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2543 while (pkgSettingIter.hasNext()) { 2544 PackageSetting ps = pkgSettingIter.next(); 2545 if (isSystemApp(ps)) { 2546 mExistingSystemPackages.add(ps.name); 2547 } 2548 } 2549 } 2550 2551 mCacheDir = preparePackageParserCache(mIsUpgrade); 2552 2553 // Set flag to monitor and not change apk file paths when 2554 // scanning install directories. 2555 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2556 2557 if (mIsUpgrade || mFirstBoot) { 2558 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2559 } 2560 2561 // Collect vendor overlay packages. (Do this before scanning any apps.) 2562 // For security and version matching reason, only consider 2563 // overlay packages if they reside in the right directory. 2564 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2565 | PackageParser.PARSE_IS_SYSTEM 2566 | PackageParser.PARSE_IS_SYSTEM_DIR 2567 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2568 2569 mParallelPackageParserCallback.findStaticOverlayPackages(); 2570 2571 // Find base frameworks (resource packages without code). 2572 scanDirTracedLI(frameworkDir, mDefParseFlags 2573 | PackageParser.PARSE_IS_SYSTEM 2574 | PackageParser.PARSE_IS_SYSTEM_DIR 2575 | PackageParser.PARSE_IS_PRIVILEGED, 2576 scanFlags | SCAN_NO_DEX, 0); 2577 2578 // Collected privileged system packages. 2579 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2580 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2581 | PackageParser.PARSE_IS_SYSTEM 2582 | PackageParser.PARSE_IS_SYSTEM_DIR 2583 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2584 2585 // Collect ordinary system packages. 2586 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2587 scanDirTracedLI(systemAppDir, mDefParseFlags 2588 | PackageParser.PARSE_IS_SYSTEM 2589 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2590 2591 // Collect all vendor packages. 2592 File vendorAppDir = new File("/vendor/app"); 2593 try { 2594 vendorAppDir = vendorAppDir.getCanonicalFile(); 2595 } catch (IOException e) { 2596 // failed to look up canonical path, continue with original one 2597 } 2598 scanDirTracedLI(vendorAppDir, mDefParseFlags 2599 | PackageParser.PARSE_IS_SYSTEM 2600 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2601 2602 // Collect all OEM packages. 2603 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2604 scanDirTracedLI(oemAppDir, mDefParseFlags 2605 | PackageParser.PARSE_IS_SYSTEM 2606 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2607 2608 // Prune any system packages that no longer exist. 2609 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2610 if (!mOnlyCore) { 2611 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2612 while (psit.hasNext()) { 2613 PackageSetting ps = psit.next(); 2614 2615 /* 2616 * If this is not a system app, it can't be a 2617 * disable system app. 2618 */ 2619 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2620 continue; 2621 } 2622 2623 /* 2624 * If the package is scanned, it's not erased. 2625 */ 2626 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2627 if (scannedPkg != null) { 2628 /* 2629 * If the system app is both scanned and in the 2630 * disabled packages list, then it must have been 2631 * added via OTA. Remove it from the currently 2632 * scanned package so the previously user-installed 2633 * application can be scanned. 2634 */ 2635 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2636 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2637 + ps.name + "; removing system app. Last known codePath=" 2638 + ps.codePathString + ", installStatus=" + ps.installStatus 2639 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2640 + scannedPkg.mVersionCode); 2641 removePackageLI(scannedPkg, true); 2642 mExpectingBetter.put(ps.name, ps.codePath); 2643 } 2644 2645 continue; 2646 } 2647 2648 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2649 psit.remove(); 2650 logCriticalInfo(Log.WARN, "System package " + ps.name 2651 + " no longer exists; it's data will be wiped"); 2652 // Actual deletion of code and data will be handled by later 2653 // reconciliation step 2654 } else { 2655 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2656 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2657 possiblyDeletedUpdatedSystemApps.add(ps.name); 2658 } 2659 } 2660 } 2661 } 2662 2663 //look for any incomplete package installations 2664 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2665 for (int i = 0; i < deletePkgsList.size(); i++) { 2666 // Actual deletion of code and data will be handled by later 2667 // reconciliation step 2668 final String packageName = deletePkgsList.get(i).name; 2669 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2670 synchronized (mPackages) { 2671 mSettings.removePackageLPw(packageName); 2672 } 2673 } 2674 2675 //delete tmp files 2676 deleteTempPackageFiles(); 2677 2678 // Remove any shared userIDs that have no associated packages 2679 mSettings.pruneSharedUsersLPw(); 2680 2681 if (!mOnlyCore) { 2682 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2683 SystemClock.uptimeMillis()); 2684 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2685 2686 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2687 | PackageParser.PARSE_FORWARD_LOCK, 2688 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2689 2690 /** 2691 * Remove disable package settings for any updated system 2692 * apps that were removed via an OTA. If they're not a 2693 * previously-updated app, remove them completely. 2694 * Otherwise, just revoke their system-level permissions. 2695 */ 2696 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2697 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2698 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2699 2700 String msg; 2701 if (deletedPkg == null) { 2702 msg = "Updated system package " + deletedAppName 2703 + " no longer exists; it's data will be wiped"; 2704 // Actual deletion of code and data will be handled by later 2705 // reconciliation step 2706 } else { 2707 msg = "Updated system app + " + deletedAppName 2708 + " no longer present; removing system privileges for " 2709 + deletedAppName; 2710 2711 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2712 2713 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2714 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2715 } 2716 logCriticalInfo(Log.WARN, msg); 2717 } 2718 2719 /** 2720 * Make sure all system apps that we expected to appear on 2721 * the userdata partition actually showed up. If they never 2722 * appeared, crawl back and revive the system version. 2723 */ 2724 for (int i = 0; i < mExpectingBetter.size(); i++) { 2725 final String packageName = mExpectingBetter.keyAt(i); 2726 if (!mPackages.containsKey(packageName)) { 2727 final File scanFile = mExpectingBetter.valueAt(i); 2728 2729 logCriticalInfo(Log.WARN, "Expected better " + packageName 2730 + " but never showed up; reverting to system"); 2731 2732 int reparseFlags = mDefParseFlags; 2733 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2734 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2735 | PackageParser.PARSE_IS_SYSTEM_DIR 2736 | PackageParser.PARSE_IS_PRIVILEGED; 2737 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2738 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2739 | PackageParser.PARSE_IS_SYSTEM_DIR; 2740 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2741 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2742 | PackageParser.PARSE_IS_SYSTEM_DIR; 2743 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2744 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2745 | PackageParser.PARSE_IS_SYSTEM_DIR; 2746 } else { 2747 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2748 continue; 2749 } 2750 2751 mSettings.enableSystemPackageLPw(packageName); 2752 2753 try { 2754 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2755 } catch (PackageManagerException e) { 2756 Slog.e(TAG, "Failed to parse original system package: " 2757 + e.getMessage()); 2758 } 2759 } 2760 } 2761 } 2762 mExpectingBetter.clear(); 2763 2764 // Resolve the storage manager. 2765 mStorageManagerPackage = getStorageManagerPackageName(); 2766 2767 // Resolve protected action filters. Only the setup wizard is allowed to 2768 // have a high priority filter for these actions. 2769 mSetupWizardPackage = getSetupWizardPackageName(); 2770 if (mProtectedFilters.size() > 0) { 2771 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2772 Slog.i(TAG, "No setup wizard;" 2773 + " All protected intents capped to priority 0"); 2774 } 2775 for (ActivityIntentInfo filter : mProtectedFilters) { 2776 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2777 if (DEBUG_FILTERS) { 2778 Slog.i(TAG, "Found setup wizard;" 2779 + " allow priority " + filter.getPriority() + ";" 2780 + " package: " + filter.activity.info.packageName 2781 + " activity: " + filter.activity.className 2782 + " priority: " + filter.getPriority()); 2783 } 2784 // skip setup wizard; allow it to keep the high priority filter 2785 continue; 2786 } 2787 if (DEBUG_FILTERS) { 2788 Slog.i(TAG, "Protected action; cap priority to 0;" 2789 + " package: " + filter.activity.info.packageName 2790 + " activity: " + filter.activity.className 2791 + " origPrio: " + filter.getPriority()); 2792 } 2793 filter.setPriority(0); 2794 } 2795 } 2796 mDeferProtectedFilters = false; 2797 mProtectedFilters.clear(); 2798 2799 // Now that we know all of the shared libraries, update all clients to have 2800 // the correct library paths. 2801 updateAllSharedLibrariesLPw(null); 2802 2803 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2804 // NOTE: We ignore potential failures here during a system scan (like 2805 // the rest of the commands above) because there's precious little we 2806 // can do about it. A settings error is reported, though. 2807 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2808 } 2809 2810 // Now that we know all the packages we are keeping, 2811 // read and update their last usage times. 2812 mPackageUsage.read(mPackages); 2813 mCompilerStats.read(); 2814 2815 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2816 SystemClock.uptimeMillis()); 2817 Slog.i(TAG, "Time to scan packages: " 2818 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2819 + " seconds"); 2820 2821 // If the platform SDK has changed since the last time we booted, 2822 // we need to re-grant app permission to catch any new ones that 2823 // appear. This is really a hack, and means that apps can in some 2824 // cases get permissions that the user didn't initially explicitly 2825 // allow... it would be nice to have some better way to handle 2826 // this situation. 2827 int updateFlags = UPDATE_PERMISSIONS_ALL; 2828 if (ver.sdkVersion != mSdkVersion) { 2829 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2830 + mSdkVersion + "; regranting permissions for internal storage"); 2831 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2832 } 2833 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2834 ver.sdkVersion = mSdkVersion; 2835 2836 // If this is the first boot or an update from pre-M, and it is a normal 2837 // boot, then we need to initialize the default preferred apps across 2838 // all defined users. 2839 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2840 for (UserInfo user : sUserManager.getUsers(true)) { 2841 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2842 applyFactoryDefaultBrowserLPw(user.id); 2843 primeDomainVerificationsLPw(user.id); 2844 } 2845 } 2846 2847 // Prepare storage for system user really early during boot, 2848 // since core system apps like SettingsProvider and SystemUI 2849 // can't wait for user to start 2850 final int storageFlags; 2851 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2852 storageFlags = StorageManager.FLAG_STORAGE_DE; 2853 } else { 2854 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2855 } 2856 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2857 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2858 true /* onlyCoreApps */); 2859 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2860 BootTimingsTraceLog traceLog = new BootTimingsTraceLog("SystemServerTimingAsync", 2861 Trace.TRACE_TAG_PACKAGE_MANAGER); 2862 traceLog.traceBegin("AppDataFixup"); 2863 try { 2864 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2865 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2866 } catch (InstallerException e) { 2867 Slog.w(TAG, "Trouble fixing GIDs", e); 2868 } 2869 traceLog.traceEnd(); 2870 2871 traceLog.traceBegin("AppDataPrepare"); 2872 if (deferPackages == null || deferPackages.isEmpty()) { 2873 return; 2874 } 2875 int count = 0; 2876 for (String pkgName : deferPackages) { 2877 PackageParser.Package pkg = null; 2878 synchronized (mPackages) { 2879 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2880 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2881 pkg = ps.pkg; 2882 } 2883 } 2884 if (pkg != null) { 2885 synchronized (mInstallLock) { 2886 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2887 true /* maybeMigrateAppData */); 2888 } 2889 count++; 2890 } 2891 } 2892 traceLog.traceEnd(); 2893 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2894 }, "prepareAppData"); 2895 2896 // If this is first boot after an OTA, and a normal boot, then 2897 // we need to clear code cache directories. 2898 // Note that we do *not* clear the application profiles. These remain valid 2899 // across OTAs and are used to drive profile verification (post OTA) and 2900 // profile compilation (without waiting to collect a fresh set of profiles). 2901 if (mIsUpgrade && !onlyCore) { 2902 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2903 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2904 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2905 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2906 // No apps are running this early, so no need to freeze 2907 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2908 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2909 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2910 } 2911 } 2912 ver.fingerprint = Build.FINGERPRINT; 2913 } 2914 2915 checkDefaultBrowser(); 2916 2917 // clear only after permissions and other defaults have been updated 2918 mExistingSystemPackages.clear(); 2919 mPromoteSystemApps = false; 2920 2921 // All the changes are done during package scanning. 2922 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2923 2924 // can downgrade to reader 2925 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2926 mSettings.writeLPr(); 2927 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2928 2929 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2930 SystemClock.uptimeMillis()); 2931 2932 if (!mOnlyCore) { 2933 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2934 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2935 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2936 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2937 if (mIntentFilterVerifierComponent != null) { 2938 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2939 mIntentFilterVerifierComponent); 2940 } else { 2941 mIntentFilterVerifier = null; 2942 } 2943 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2944 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2945 SharedLibraryInfo.VERSION_UNDEFINED); 2946 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2947 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2948 SharedLibraryInfo.VERSION_UNDEFINED); 2949 } else { 2950 mRequiredVerifierPackage = null; 2951 mRequiredInstallerPackage = null; 2952 mRequiredUninstallerPackage = null; 2953 mIntentFilterVerifierComponent = null; 2954 mIntentFilterVerifier = null; 2955 mServicesSystemSharedLibraryPackageName = null; 2956 mSharedSystemSharedLibraryPackageName = null; 2957 } 2958 2959 mInstallerService = new PackageInstallerService(context, this); 2960 final Pair<ComponentName, String> instantAppResolverComponent = 2961 getInstantAppResolverLPr(); 2962 if (instantAppResolverComponent != null) { 2963 if (DEBUG_EPHEMERAL) { 2964 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 2965 } 2966 mInstantAppResolverConnection = new EphemeralResolverConnection( 2967 mContext, instantAppResolverComponent.first, 2968 instantAppResolverComponent.second); 2969 mInstantAppResolverSettingsComponent = 2970 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 2971 } else { 2972 mInstantAppResolverConnection = null; 2973 mInstantAppResolverSettingsComponent = null; 2974 } 2975 updateInstantAppInstallerLocked(null); 2976 2977 // Read and update the usage of dex files. 2978 // Do this at the end of PM init so that all the packages have their 2979 // data directory reconciled. 2980 // At this point we know the code paths of the packages, so we can validate 2981 // the disk file and build the internal cache. 2982 // The usage file is expected to be small so loading and verifying it 2983 // should take a fairly small time compare to the other activities (e.g. package 2984 // scanning). 2985 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2986 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2987 for (int userId : currentUserIds) { 2988 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2989 } 2990 mDexManager.load(userPackages); 2991 } // synchronized (mPackages) 2992 } // synchronized (mInstallLock) 2993 2994 // Now after opening every single application zip, make sure they 2995 // are all flushed. Not really needed, but keeps things nice and 2996 // tidy. 2997 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2998 Runtime.getRuntime().gc(); 2999 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3000 3001 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3002 FallbackCategoryProvider.loadFallbacks(); 3003 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3004 3005 // The initial scanning above does many calls into installd while 3006 // holding the mPackages lock, but we're mostly interested in yelling 3007 // once we have a booted system. 3008 mInstaller.setWarnIfHeld(mPackages); 3009 3010 // Expose private service for system components to use. 3011 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 3012 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3013 } 3014 3015 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3016 // we're only interested in updating the installer appliction when 1) it's not 3017 // already set or 2) the modified package is the installer 3018 if (mInstantAppInstallerActivity != null 3019 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3020 .equals(modifiedPackage)) { 3021 return; 3022 } 3023 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3024 } 3025 3026 private static File preparePackageParserCache(boolean isUpgrade) { 3027 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3028 return null; 3029 } 3030 3031 // Disable package parsing on eng builds to allow for faster incremental development. 3032 if ("eng".equals(Build.TYPE)) { 3033 return null; 3034 } 3035 3036 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3037 Slog.i(TAG, "Disabling package parser cache due to system property."); 3038 return null; 3039 } 3040 3041 // The base directory for the package parser cache lives under /data/system/. 3042 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3043 "package_cache"); 3044 if (cacheBaseDir == null) { 3045 return null; 3046 } 3047 3048 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3049 // This also serves to "GC" unused entries when the package cache version changes (which 3050 // can only happen during upgrades). 3051 if (isUpgrade) { 3052 FileUtils.deleteContents(cacheBaseDir); 3053 } 3054 3055 3056 // Return the versioned package cache directory. This is something like 3057 // "/data/system/package_cache/1" 3058 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3059 3060 // The following is a workaround to aid development on non-numbered userdebug 3061 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3062 // the system partition is newer. 3063 // 3064 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3065 // that starts with "eng." to signify that this is an engineering build and not 3066 // destined for release. 3067 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3068 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3069 3070 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3071 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3072 // in general and should not be used for production changes. In this specific case, 3073 // we know that they will work. 3074 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3075 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3076 FileUtils.deleteContents(cacheBaseDir); 3077 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3078 } 3079 } 3080 3081 return cacheDir; 3082 } 3083 3084 @Override 3085 public boolean isFirstBoot() { 3086 // allow instant applications 3087 return mFirstBoot; 3088 } 3089 3090 @Override 3091 public boolean isOnlyCoreApps() { 3092 // allow instant applications 3093 return mOnlyCore; 3094 } 3095 3096 @Override 3097 public boolean isUpgrade() { 3098 // allow instant applications 3099 return mIsUpgrade; 3100 } 3101 3102 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3103 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3104 3105 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3106 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3107 UserHandle.USER_SYSTEM); 3108 if (matches.size() == 1) { 3109 return matches.get(0).getComponentInfo().packageName; 3110 } else if (matches.size() == 0) { 3111 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3112 return null; 3113 } 3114 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3115 } 3116 3117 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3118 synchronized (mPackages) { 3119 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3120 if (libraryEntry == null) { 3121 throw new IllegalStateException("Missing required shared library:" + name); 3122 } 3123 return libraryEntry.apk; 3124 } 3125 } 3126 3127 private @NonNull String getRequiredInstallerLPr() { 3128 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3129 intent.addCategory(Intent.CATEGORY_DEFAULT); 3130 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3131 3132 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3133 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3134 UserHandle.USER_SYSTEM); 3135 if (matches.size() == 1) { 3136 ResolveInfo resolveInfo = matches.get(0); 3137 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3138 throw new RuntimeException("The installer must be a privileged app"); 3139 } 3140 return matches.get(0).getComponentInfo().packageName; 3141 } else { 3142 throw new RuntimeException("There must be exactly one installer; found " + matches); 3143 } 3144 } 3145 3146 private @NonNull String getRequiredUninstallerLPr() { 3147 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3148 intent.addCategory(Intent.CATEGORY_DEFAULT); 3149 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3150 3151 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3152 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3153 UserHandle.USER_SYSTEM); 3154 if (resolveInfo == null || 3155 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3156 throw new RuntimeException("There must be exactly one uninstaller; found " 3157 + resolveInfo); 3158 } 3159 return resolveInfo.getComponentInfo().packageName; 3160 } 3161 3162 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3163 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3164 3165 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3166 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3167 UserHandle.USER_SYSTEM); 3168 ResolveInfo best = null; 3169 final int N = matches.size(); 3170 for (int i = 0; i < N; i++) { 3171 final ResolveInfo cur = matches.get(i); 3172 final String packageName = cur.getComponentInfo().packageName; 3173 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3174 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3175 continue; 3176 } 3177 3178 if (best == null || cur.priority > best.priority) { 3179 best = cur; 3180 } 3181 } 3182 3183 if (best != null) { 3184 return best.getComponentInfo().getComponentName(); 3185 } 3186 Slog.w(TAG, "Intent filter verifier not found"); 3187 return null; 3188 } 3189 3190 @Override 3191 public @Nullable ComponentName getInstantAppResolverComponent() { 3192 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3193 return null; 3194 } 3195 synchronized (mPackages) { 3196 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3197 if (instantAppResolver == null) { 3198 return null; 3199 } 3200 return instantAppResolver.first; 3201 } 3202 } 3203 3204 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3205 final String[] packageArray = 3206 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3207 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3208 if (DEBUG_EPHEMERAL) { 3209 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3210 } 3211 return null; 3212 } 3213 3214 final int callingUid = Binder.getCallingUid(); 3215 final int resolveFlags = 3216 MATCH_DIRECT_BOOT_AWARE 3217 | MATCH_DIRECT_BOOT_UNAWARE 3218 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3219 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3220 final Intent resolverIntent = new Intent(actionName); 3221 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3222 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3223 // temporarily look for the old action 3224 if (resolvers.size() == 0) { 3225 if (DEBUG_EPHEMERAL) { 3226 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3227 } 3228 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3229 resolverIntent.setAction(actionName); 3230 resolvers = queryIntentServicesInternal(resolverIntent, null, 3231 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3232 } 3233 final int N = resolvers.size(); 3234 if (N == 0) { 3235 if (DEBUG_EPHEMERAL) { 3236 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3237 } 3238 return null; 3239 } 3240 3241 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3242 for (int i = 0; i < N; i++) { 3243 final ResolveInfo info = resolvers.get(i); 3244 3245 if (info.serviceInfo == null) { 3246 continue; 3247 } 3248 3249 final String packageName = info.serviceInfo.packageName; 3250 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3251 if (DEBUG_EPHEMERAL) { 3252 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3253 + " pkg: " + packageName + ", info:" + info); 3254 } 3255 continue; 3256 } 3257 3258 if (DEBUG_EPHEMERAL) { 3259 Slog.v(TAG, "Ephemeral resolver found;" 3260 + " pkg: " + packageName + ", info:" + info); 3261 } 3262 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3263 } 3264 if (DEBUG_EPHEMERAL) { 3265 Slog.v(TAG, "Ephemeral resolver NOT found"); 3266 } 3267 return null; 3268 } 3269 3270 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3271 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3272 intent.addCategory(Intent.CATEGORY_DEFAULT); 3273 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3274 3275 final int resolveFlags = 3276 MATCH_DIRECT_BOOT_AWARE 3277 | MATCH_DIRECT_BOOT_UNAWARE 3278 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3279 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3280 resolveFlags, UserHandle.USER_SYSTEM); 3281 // temporarily look for the old action 3282 if (matches.isEmpty()) { 3283 if (DEBUG_EPHEMERAL) { 3284 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3285 } 3286 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3287 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3288 resolveFlags, UserHandle.USER_SYSTEM); 3289 } 3290 Iterator<ResolveInfo> iter = matches.iterator(); 3291 while (iter.hasNext()) { 3292 final ResolveInfo rInfo = iter.next(); 3293 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3294 if (ps != null) { 3295 final PermissionsState permissionsState = ps.getPermissionsState(); 3296 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3297 continue; 3298 } 3299 } 3300 iter.remove(); 3301 } 3302 if (matches.size() == 0) { 3303 return null; 3304 } else if (matches.size() == 1) { 3305 return (ActivityInfo) matches.get(0).getComponentInfo(); 3306 } else { 3307 throw new RuntimeException( 3308 "There must be at most one ephemeral installer; found " + matches); 3309 } 3310 } 3311 3312 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3313 @NonNull ComponentName resolver) { 3314 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3315 .addCategory(Intent.CATEGORY_DEFAULT) 3316 .setPackage(resolver.getPackageName()); 3317 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3318 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3319 UserHandle.USER_SYSTEM); 3320 // temporarily look for the old action 3321 if (matches.isEmpty()) { 3322 if (DEBUG_EPHEMERAL) { 3323 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3324 } 3325 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3326 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3327 UserHandle.USER_SYSTEM); 3328 } 3329 if (matches.isEmpty()) { 3330 return null; 3331 } 3332 return matches.get(0).getComponentInfo().getComponentName(); 3333 } 3334 3335 private void primeDomainVerificationsLPw(int userId) { 3336 if (DEBUG_DOMAIN_VERIFICATION) { 3337 Slog.d(TAG, "Priming domain verifications in user " + userId); 3338 } 3339 3340 SystemConfig systemConfig = SystemConfig.getInstance(); 3341 ArraySet<String> packages = systemConfig.getLinkedApps(); 3342 3343 for (String packageName : packages) { 3344 PackageParser.Package pkg = mPackages.get(packageName); 3345 if (pkg != null) { 3346 if (!pkg.isSystemApp()) { 3347 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3348 continue; 3349 } 3350 3351 ArraySet<String> domains = null; 3352 for (PackageParser.Activity a : pkg.activities) { 3353 for (ActivityIntentInfo filter : a.intents) { 3354 if (hasValidDomains(filter)) { 3355 if (domains == null) { 3356 domains = new ArraySet<String>(); 3357 } 3358 domains.addAll(filter.getHostsList()); 3359 } 3360 } 3361 } 3362 3363 if (domains != null && domains.size() > 0) { 3364 if (DEBUG_DOMAIN_VERIFICATION) { 3365 Slog.v(TAG, " + " + packageName); 3366 } 3367 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3368 // state w.r.t. the formal app-linkage "no verification attempted" state; 3369 // and then 'always' in the per-user state actually used for intent resolution. 3370 final IntentFilterVerificationInfo ivi; 3371 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3372 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3373 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3374 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3375 } else { 3376 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3377 + "' does not handle web links"); 3378 } 3379 } else { 3380 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3381 } 3382 } 3383 3384 scheduleWritePackageRestrictionsLocked(userId); 3385 scheduleWriteSettingsLocked(); 3386 } 3387 3388 private void applyFactoryDefaultBrowserLPw(int userId) { 3389 // The default browser app's package name is stored in a string resource, 3390 // with a product-specific overlay used for vendor customization. 3391 String browserPkg = mContext.getResources().getString( 3392 com.android.internal.R.string.default_browser); 3393 if (!TextUtils.isEmpty(browserPkg)) { 3394 // non-empty string => required to be a known package 3395 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3396 if (ps == null) { 3397 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3398 browserPkg = null; 3399 } else { 3400 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3401 } 3402 } 3403 3404 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3405 // default. If there's more than one, just leave everything alone. 3406 if (browserPkg == null) { 3407 calculateDefaultBrowserLPw(userId); 3408 } 3409 } 3410 3411 private void calculateDefaultBrowserLPw(int userId) { 3412 List<String> allBrowsers = resolveAllBrowserApps(userId); 3413 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3414 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3415 } 3416 3417 private List<String> resolveAllBrowserApps(int userId) { 3418 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3419 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3420 PackageManager.MATCH_ALL, userId); 3421 3422 final int count = list.size(); 3423 List<String> result = new ArrayList<String>(count); 3424 for (int i=0; i<count; i++) { 3425 ResolveInfo info = list.get(i); 3426 if (info.activityInfo == null 3427 || !info.handleAllWebDataURI 3428 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3429 || result.contains(info.activityInfo.packageName)) { 3430 continue; 3431 } 3432 result.add(info.activityInfo.packageName); 3433 } 3434 3435 return result; 3436 } 3437 3438 private boolean packageIsBrowser(String packageName, int userId) { 3439 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3440 PackageManager.MATCH_ALL, userId); 3441 final int N = list.size(); 3442 for (int i = 0; i < N; i++) { 3443 ResolveInfo info = list.get(i); 3444 if (packageName.equals(info.activityInfo.packageName)) { 3445 return true; 3446 } 3447 } 3448 return false; 3449 } 3450 3451 private void checkDefaultBrowser() { 3452 final int myUserId = UserHandle.myUserId(); 3453 final String packageName = getDefaultBrowserPackageName(myUserId); 3454 if (packageName != null) { 3455 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3456 if (info == null) { 3457 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3458 synchronized (mPackages) { 3459 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3460 } 3461 } 3462 } 3463 } 3464 3465 @Override 3466 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3467 throws RemoteException { 3468 try { 3469 return super.onTransact(code, data, reply, flags); 3470 } catch (RuntimeException e) { 3471 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3472 Slog.wtf(TAG, "Package Manager Crash", e); 3473 } 3474 throw e; 3475 } 3476 } 3477 3478 static int[] appendInts(int[] cur, int[] add) { 3479 if (add == null) return cur; 3480 if (cur == null) return add; 3481 final int N = add.length; 3482 for (int i=0; i<N; i++) { 3483 cur = appendInt(cur, add[i]); 3484 } 3485 return cur; 3486 } 3487 3488 /** 3489 * Returns whether or not a full application can see an instant application. 3490 * <p> 3491 * Currently, there are three cases in which this can occur: 3492 * <ol> 3493 * <li>The calling application is a "special" process. The special 3494 * processes are {@link Process#SYSTEM_UID}, {@link Process#SHELL_UID} 3495 * and {@code 0}</li> 3496 * <li>The calling application has the permission 3497 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}</li> 3498 * <li>[TODO] The calling application is the default launcher on the 3499 * system partition.</li> 3500 * </ol> 3501 */ 3502 private boolean canAccessInstantApps(int callingUid) { 3503 final boolean isSpecialProcess = 3504 callingUid == Process.SYSTEM_UID 3505 || callingUid == Process.SHELL_UID 3506 || callingUid == Process.ROOT_UID; 3507 final boolean allowMatchInstant = 3508 isSpecialProcess 3509 || mContext.checkCallingOrSelfPermission( 3510 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 3511 return allowMatchInstant; 3512 } 3513 3514 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3515 if (!sUserManager.exists(userId)) return null; 3516 if (ps == null) { 3517 return null; 3518 } 3519 PackageParser.Package p = ps.pkg; 3520 if (p == null) { 3521 return null; 3522 } 3523 final int callingUid = Binder.getCallingUid(); 3524 // Filter out ephemeral app metadata: 3525 // * The system/shell/root can see metadata for any app 3526 // * An installed app can see metadata for 1) other installed apps 3527 // and 2) ephemeral apps that have explicitly interacted with it 3528 // * Ephemeral apps can only see their own data and exposed installed apps 3529 // * Holding a signature permission allows seeing instant apps 3530 if (!canAccessInstantApps(callingUid)) { 3531 final String instantAppPackageName = getInstantAppPackageName(callingUid); 3532 if (instantAppPackageName != null) { 3533 // ephemeral apps can only get information on themselves or 3534 // installed apps that are exposed. 3535 if (!instantAppPackageName.equals(p.packageName) 3536 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3537 return null; 3538 } 3539 } else { 3540 if (ps.getInstantApp(userId)) { 3541 // only get access to the ephemeral app if we've been granted access 3542 final int callingAppId = UserHandle.getAppId(callingUid); 3543 if (!mInstantAppRegistry.isInstantAccessGranted( 3544 userId, callingAppId, ps.appId)) { 3545 return null; 3546 } 3547 } 3548 } 3549 } 3550 3551 final PermissionsState permissionsState = ps.getPermissionsState(); 3552 3553 // Compute GIDs only if requested 3554 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3555 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3556 // Compute granted permissions only if package has requested permissions 3557 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3558 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3559 final PackageUserState state = ps.readUserState(userId); 3560 3561 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3562 && ps.isSystem()) { 3563 flags |= MATCH_ANY_USER; 3564 } 3565 3566 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3567 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3568 3569 if (packageInfo == null) { 3570 return null; 3571 } 3572 3573 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3574 3575 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3576 resolveExternalPackageNameLPr(p); 3577 3578 return packageInfo; 3579 } 3580 3581 @Override 3582 public void checkPackageStartable(String packageName, int userId) { 3583 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3584 throw new SecurityException("Instant applications don't have access to this method"); 3585 } 3586 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3587 synchronized (mPackages) { 3588 final PackageSetting ps = mSettings.mPackages.get(packageName); 3589 if (ps == null) { 3590 throw new SecurityException("Package " + packageName + " was not found!"); 3591 } 3592 3593 if (!ps.getInstalled(userId)) { 3594 throw new SecurityException( 3595 "Package " + packageName + " was not installed for user " + userId + "!"); 3596 } 3597 3598 if (mSafeMode && !ps.isSystem()) { 3599 throw new SecurityException("Package " + packageName + " not a system app!"); 3600 } 3601 3602 if (mFrozenPackages.contains(packageName)) { 3603 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3604 } 3605 3606 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3607 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3608 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3609 } 3610 } 3611 } 3612 3613 @Override 3614 public boolean isPackageAvailable(String packageName, int userId) { 3615 if (!sUserManager.exists(userId)) return false; 3616 final int callingUid = Binder.getCallingUid(); 3617 enforceCrossUserPermission(callingUid, userId, 3618 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3619 synchronized (mPackages) { 3620 PackageParser.Package p = mPackages.get(packageName); 3621 if (p != null) { 3622 final PackageSetting ps = (PackageSetting) p.mExtras; 3623 if (filterAppAccessLPr(ps, callingUid, userId)) { 3624 return false; 3625 } 3626 if (ps != null) { 3627 final PackageUserState state = ps.readUserState(userId); 3628 if (state != null) { 3629 return PackageParser.isAvailable(state); 3630 } 3631 } 3632 } 3633 } 3634 return false; 3635 } 3636 3637 @Override 3638 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3639 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3640 flags, userId); 3641 } 3642 3643 @Override 3644 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3645 int flags, int userId) { 3646 return getPackageInfoInternal(versionedPackage.getPackageName(), 3647 versionedPackage.getVersionCode(), flags, userId); 3648 } 3649 3650 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3651 int flags, int userId) { 3652 if (!sUserManager.exists(userId)) return null; 3653 final int callingUid = Binder.getCallingUid(); 3654 flags = updateFlagsForPackage(flags, userId, packageName); 3655 enforceCrossUserPermission(callingUid, userId, 3656 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3657 3658 // reader 3659 synchronized (mPackages) { 3660 // Normalize package name to handle renamed packages and static libs 3661 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3662 3663 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3664 if (matchFactoryOnly) { 3665 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3666 if (ps != null) { 3667 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 3668 return null; 3669 } 3670 if (filterAppAccessLPr(ps, callingUid, userId)) { 3671 return null; 3672 } 3673 return generatePackageInfo(ps, flags, userId); 3674 } 3675 } 3676 3677 PackageParser.Package p = mPackages.get(packageName); 3678 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3679 return null; 3680 } 3681 if (DEBUG_PACKAGE_INFO) 3682 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3683 if (p != null) { 3684 final PackageSetting ps = (PackageSetting) p.mExtras; 3685 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 3686 return null; 3687 } 3688 if (ps != null && filterAppAccessLPr(ps, callingUid, userId)) { 3689 return null; 3690 } 3691 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3692 } 3693 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3694 final PackageSetting ps = mSettings.mPackages.get(packageName); 3695 if (ps == null) return null; 3696 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 3697 return null; 3698 } 3699 if (filterAppAccessLPr(ps, callingUid, userId)) { 3700 return null; 3701 } 3702 return generatePackageInfo(ps, flags, userId); 3703 } 3704 } 3705 return null; 3706 } 3707 3708 /** 3709 * Returns whether or not access to the application should be filtered. 3710 * <p> 3711 * Access may be limited based upon whether the calling or target applications 3712 * are instant applications. 3713 * 3714 * @see #canAccessInstantApps(int) 3715 */ 3716 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 3717 @Nullable ComponentName component, boolean componentVisibleToInstantApp, int userId) { 3718 // if we're in an isolated process, get the real calling UID 3719 if (Process.isIsolated(callingUid)) { 3720 callingUid = mIsolatedOwners.get(callingUid); 3721 } 3722 final String instantAppPkgName = getInstantAppPackageName(callingUid); 3723 final boolean callerIsInstantApp = instantAppPkgName != null; 3724 if (ps == null) { 3725 if (callerIsInstantApp) { 3726 // pretend the application exists, but, needs to be filtered 3727 return true; 3728 } 3729 return false; 3730 } 3731 // if the target and caller are the same application, don't filter 3732 if (isCallerSameApp(ps.name, callingUid)) { 3733 return false; 3734 } 3735 if (callerIsInstantApp) { 3736 // request for a specific component; if it hasn't been explicitly exposed, filter 3737 if (component != null) { 3738 return !componentVisibleToInstantApp; 3739 } 3740 // request for application; if no components have been explicitly exposed, filter 3741 return !ps.pkg.visibleToInstantApps; 3742 } 3743 if (ps.getInstantApp(userId)) { 3744 // caller can see all components of all instant applications, don't filter 3745 if (canAccessInstantApps(callingUid)) { 3746 return false; 3747 } 3748 // request for a specific instant application component, filter 3749 if (component != null) { 3750 return true; 3751 } 3752 // request for an instant application; if the caller hasn't been granted access, filter 3753 return !mInstantAppRegistry.isInstantAccessGranted( 3754 userId, UserHandle.getAppId(callingUid), ps.appId); 3755 } 3756 return false; 3757 } 3758 3759 /** 3760 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 3761 */ 3762 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 3763 return filterAppAccessLPr(ps, callingUid, null, false, userId); 3764 } 3765 3766 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 3767 int flags) { 3768 // Callers can access only the libs they depend on, otherwise they need to explicitly 3769 // ask for the shared libraries given the caller is allowed to access all static libs. 3770 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 3771 // System/shell/root get to see all static libs 3772 final int appId = UserHandle.getAppId(uid); 3773 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3774 || appId == Process.ROOT_UID) { 3775 return false; 3776 } 3777 } 3778 3779 // No package means no static lib as it is always on internal storage 3780 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3781 return false; 3782 } 3783 3784 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3785 ps.pkg.staticSharedLibVersion); 3786 if (libEntry == null) { 3787 return false; 3788 } 3789 3790 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3791 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3792 if (uidPackageNames == null) { 3793 return true; 3794 } 3795 3796 for (String uidPackageName : uidPackageNames) { 3797 if (ps.name.equals(uidPackageName)) { 3798 return false; 3799 } 3800 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3801 if (uidPs != null) { 3802 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3803 libEntry.info.getName()); 3804 if (index < 0) { 3805 continue; 3806 } 3807 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3808 return false; 3809 } 3810 } 3811 } 3812 return true; 3813 } 3814 3815 @Override 3816 public String[] currentToCanonicalPackageNames(String[] names) { 3817 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3818 return names; 3819 } 3820 String[] out = new String[names.length]; 3821 // reader 3822 synchronized (mPackages) { 3823 for (int i=names.length-1; i>=0; i--) { 3824 PackageSetting ps = mSettings.mPackages.get(names[i]); 3825 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3826 } 3827 } 3828 return out; 3829 } 3830 3831 @Override 3832 public String[] canonicalToCurrentPackageNames(String[] names) { 3833 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3834 return names; 3835 } 3836 String[] out = new String[names.length]; 3837 // reader 3838 synchronized (mPackages) { 3839 for (int i=names.length-1; i>=0; i--) { 3840 String cur = mSettings.getRenamedPackageLPr(names[i]); 3841 out[i] = cur != null ? cur : names[i]; 3842 } 3843 } 3844 return out; 3845 } 3846 3847 @Override 3848 public int getPackageUid(String packageName, int flags, int userId) { 3849 if (!sUserManager.exists(userId)) return -1; 3850 final int callingUid = Binder.getCallingUid(); 3851 flags = updateFlagsForPackage(flags, userId, packageName); 3852 enforceCrossUserPermission(callingUid, userId, 3853 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 3854 3855 // reader 3856 synchronized (mPackages) { 3857 final PackageParser.Package p = mPackages.get(packageName); 3858 if (p != null && p.isMatch(flags)) { 3859 PackageSetting ps = (PackageSetting) p.mExtras; 3860 if (filterAppAccessLPr(ps, callingUid, userId)) { 3861 return -1; 3862 } 3863 return UserHandle.getUid(userId, p.applicationInfo.uid); 3864 } 3865 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3866 final PackageSetting ps = mSettings.mPackages.get(packageName); 3867 if (ps != null && ps.isMatch(flags) 3868 && !filterAppAccessLPr(ps, callingUid, userId)) { 3869 return UserHandle.getUid(userId, ps.appId); 3870 } 3871 } 3872 } 3873 3874 return -1; 3875 } 3876 3877 @Override 3878 public int[] getPackageGids(String packageName, int flags, int userId) { 3879 if (!sUserManager.exists(userId)) return null; 3880 final int callingUid = Binder.getCallingUid(); 3881 flags = updateFlagsForPackage(flags, userId, packageName); 3882 enforceCrossUserPermission(callingUid, userId, 3883 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 3884 3885 // reader 3886 synchronized (mPackages) { 3887 final PackageParser.Package p = mPackages.get(packageName); 3888 if (p != null && p.isMatch(flags)) { 3889 PackageSetting ps = (PackageSetting) p.mExtras; 3890 if (filterAppAccessLPr(ps, callingUid, userId)) { 3891 return null; 3892 } 3893 // TODO: Shouldn't this be checking for package installed state for userId and 3894 // return null? 3895 return ps.getPermissionsState().computeGids(userId); 3896 } 3897 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3898 final PackageSetting ps = mSettings.mPackages.get(packageName); 3899 if (ps != null && ps.isMatch(flags) 3900 && !filterAppAccessLPr(ps, callingUid, userId)) { 3901 return ps.getPermissionsState().computeGids(userId); 3902 } 3903 } 3904 } 3905 3906 return null; 3907 } 3908 3909 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3910 if (bp.perm != null) { 3911 return PackageParser.generatePermissionInfo(bp.perm, flags); 3912 } 3913 PermissionInfo pi = new PermissionInfo(); 3914 pi.name = bp.name; 3915 pi.packageName = bp.sourcePackage; 3916 pi.nonLocalizedLabel = bp.name; 3917 pi.protectionLevel = bp.protectionLevel; 3918 return pi; 3919 } 3920 3921 @Override 3922 public PermissionInfo getPermissionInfo(String name, int flags) { 3923 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3924 return null; 3925 } 3926 // reader 3927 synchronized (mPackages) { 3928 final BasePermission p = mSettings.mPermissions.get(name); 3929 if (p != null) { 3930 return generatePermissionInfo(p, flags); 3931 } 3932 return null; 3933 } 3934 } 3935 3936 @Override 3937 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3938 int flags) { 3939 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3940 return null; 3941 } 3942 // reader 3943 synchronized (mPackages) { 3944 if (group != null && !mPermissionGroups.containsKey(group)) { 3945 // This is thrown as NameNotFoundException 3946 return null; 3947 } 3948 3949 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3950 for (BasePermission p : mSettings.mPermissions.values()) { 3951 if (group == null) { 3952 if (p.perm == null || p.perm.info.group == null) { 3953 out.add(generatePermissionInfo(p, flags)); 3954 } 3955 } else { 3956 if (p.perm != null && group.equals(p.perm.info.group)) { 3957 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3958 } 3959 } 3960 } 3961 return new ParceledListSlice<>(out); 3962 } 3963 } 3964 3965 @Override 3966 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3967 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3968 return null; 3969 } 3970 // reader 3971 synchronized (mPackages) { 3972 return PackageParser.generatePermissionGroupInfo( 3973 mPermissionGroups.get(name), flags); 3974 } 3975 } 3976 3977 @Override 3978 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3979 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3980 return ParceledListSlice.emptyList(); 3981 } 3982 // reader 3983 synchronized (mPackages) { 3984 final int N = mPermissionGroups.size(); 3985 ArrayList<PermissionGroupInfo> out 3986 = new ArrayList<PermissionGroupInfo>(N); 3987 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3988 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3989 } 3990 return new ParceledListSlice<>(out); 3991 } 3992 } 3993 3994 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3995 int uid, int userId) { 3996 if (!sUserManager.exists(userId)) return null; 3997 PackageSetting ps = mSettings.mPackages.get(packageName); 3998 if (ps != null) { 3999 if (filterSharedLibPackageLPr(ps, uid, userId, flags)) { 4000 return null; 4001 } 4002 if (filterAppAccessLPr(ps, uid, userId)) { 4003 return null; 4004 } 4005 if (ps.pkg == null) { 4006 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4007 if (pInfo != null) { 4008 return pInfo.applicationInfo; 4009 } 4010 return null; 4011 } 4012 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4013 ps.readUserState(userId), userId); 4014 if (ai != null) { 4015 rebaseEnabledOverlays(ai, userId); 4016 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4017 } 4018 return ai; 4019 } 4020 return null; 4021 } 4022 4023 @Override 4024 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4025 if (!sUserManager.exists(userId)) return null; 4026 flags = updateFlagsForApplication(flags, userId, packageName); 4027 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4028 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4029 4030 // writer 4031 synchronized (mPackages) { 4032 // Normalize package name to handle renamed packages and static libs 4033 packageName = resolveInternalPackageNameLPr(packageName, 4034 PackageManager.VERSION_CODE_HIGHEST); 4035 4036 PackageParser.Package p = mPackages.get(packageName); 4037 if (DEBUG_PACKAGE_INFO) Log.v( 4038 TAG, "getApplicationInfo " + packageName 4039 + ": " + p); 4040 if (p != null) { 4041 PackageSetting ps = mSettings.mPackages.get(packageName); 4042 if (ps == null) return null; 4043 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 4044 return null; 4045 } 4046 if (filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 4047 return null; 4048 } 4049 // Note: isEnabledLP() does not apply here - always return info 4050 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4051 p, flags, ps.readUserState(userId), userId); 4052 if (ai != null) { 4053 rebaseEnabledOverlays(ai, userId); 4054 ai.packageName = resolveExternalPackageNameLPr(p); 4055 } 4056 return ai; 4057 } 4058 if ("android".equals(packageName)||"system".equals(packageName)) { 4059 return mAndroidApplication; 4060 } 4061 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4062 // Already generates the external package name 4063 return generateApplicationInfoFromSettingsLPw(packageName, 4064 Binder.getCallingUid(), flags, userId); 4065 } 4066 } 4067 return null; 4068 } 4069 4070 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 4071 List<String> paths = new ArrayList<>(); 4072 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 4073 mEnabledOverlayPaths.get(userId); 4074 if (userSpecificOverlays != null) { 4075 if (!"android".equals(ai.packageName)) { 4076 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 4077 if (frameworkOverlays != null) { 4078 paths.addAll(frameworkOverlays); 4079 } 4080 } 4081 4082 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 4083 if (appOverlays != null) { 4084 paths.addAll(appOverlays); 4085 } 4086 } 4087 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 4088 } 4089 4090 private String normalizePackageNameLPr(String packageName) { 4091 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4092 return normalizedPackageName != null ? normalizedPackageName : packageName; 4093 } 4094 4095 @Override 4096 public void deletePreloadsFileCache() { 4097 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4098 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4099 } 4100 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4101 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4102 FileUtils.deleteContents(dir); 4103 } 4104 4105 @Override 4106 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4107 final IPackageDataObserver observer) { 4108 mContext.enforceCallingOrSelfPermission( 4109 android.Manifest.permission.CLEAR_APP_CACHE, null); 4110 mHandler.post(() -> { 4111 boolean success = false; 4112 try { 4113 freeStorage(volumeUuid, freeStorageSize, 0); 4114 success = true; 4115 } catch (IOException e) { 4116 Slog.w(TAG, e); 4117 } 4118 if (observer != null) { 4119 try { 4120 observer.onRemoveCompleted(null, success); 4121 } catch (RemoteException e) { 4122 Slog.w(TAG, e); 4123 } 4124 } 4125 }); 4126 } 4127 4128 @Override 4129 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4130 final IntentSender pi) { 4131 mContext.enforceCallingOrSelfPermission( 4132 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4133 mHandler.post(() -> { 4134 boolean success = false; 4135 try { 4136 freeStorage(volumeUuid, freeStorageSize, 0); 4137 success = true; 4138 } catch (IOException e) { 4139 Slog.w(TAG, e); 4140 } 4141 if (pi != null) { 4142 try { 4143 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4144 } catch (SendIntentException e) { 4145 Slog.w(TAG, e); 4146 } 4147 } 4148 }); 4149 } 4150 4151 /** 4152 * Blocking call to clear various types of cached data across the system 4153 * until the requested bytes are available. 4154 */ 4155 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4156 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4157 final File file = storage.findPathForUuid(volumeUuid); 4158 if (file.getUsableSpace() >= bytes) return; 4159 4160 if (ENABLE_FREE_CACHE_V2) { 4161 final boolean aggressive = (storageFlags 4162 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4163 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4164 volumeUuid); 4165 4166 // 1. Pre-flight to determine if we have any chance to succeed 4167 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4168 if (internalVolume && (aggressive || SystemProperties 4169 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4170 deletePreloadsFileCache(); 4171 if (file.getUsableSpace() >= bytes) return; 4172 } 4173 4174 // 3. Consider parsed APK data (aggressive only) 4175 if (internalVolume && aggressive) { 4176 FileUtils.deleteContents(mCacheDir); 4177 if (file.getUsableSpace() >= bytes) return; 4178 } 4179 4180 // 4. Consider cached app data (above quotas) 4181 try { 4182 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 4183 } catch (InstallerException ignored) { 4184 } 4185 if (file.getUsableSpace() >= bytes) return; 4186 4187 // 5. Consider shared libraries with refcount=0 and age>2h 4188 // 6. Consider dexopt output (aggressive only) 4189 // 7. Consider ephemeral apps not used in last week 4190 4191 // 8. Consider cached app data (below quotas) 4192 try { 4193 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 4194 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4195 } catch (InstallerException ignored) { 4196 } 4197 if (file.getUsableSpace() >= bytes) return; 4198 4199 // 9. Consider DropBox entries 4200 // 10. Consider ephemeral cookies 4201 4202 } else { 4203 try { 4204 mInstaller.freeCache(volumeUuid, bytes, 0); 4205 } catch (InstallerException ignored) { 4206 } 4207 if (file.getUsableSpace() >= bytes) return; 4208 } 4209 4210 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4211 } 4212 4213 /** 4214 * Update given flags based on encryption status of current user. 4215 */ 4216 private int updateFlags(int flags, int userId) { 4217 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4218 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4219 // Caller expressed an explicit opinion about what encryption 4220 // aware/unaware components they want to see, so fall through and 4221 // give them what they want 4222 } else { 4223 // Caller expressed no opinion, so match based on user state 4224 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4225 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4226 } else { 4227 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4228 } 4229 } 4230 return flags; 4231 } 4232 4233 private UserManagerInternal getUserManagerInternal() { 4234 if (mUserManagerInternal == null) { 4235 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4236 } 4237 return mUserManagerInternal; 4238 } 4239 4240 private DeviceIdleController.LocalService getDeviceIdleController() { 4241 if (mDeviceIdleController == null) { 4242 mDeviceIdleController = 4243 LocalServices.getService(DeviceIdleController.LocalService.class); 4244 } 4245 return mDeviceIdleController; 4246 } 4247 4248 /** 4249 * Update given flags when being used to request {@link PackageInfo}. 4250 */ 4251 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4252 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4253 boolean triaged = true; 4254 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4255 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4256 // Caller is asking for component details, so they'd better be 4257 // asking for specific encryption matching behavior, or be triaged 4258 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4259 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4260 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4261 triaged = false; 4262 } 4263 } 4264 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4265 | PackageManager.MATCH_SYSTEM_ONLY 4266 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4267 triaged = false; 4268 } 4269 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4270 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 4271 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4272 + Debug.getCallers(5)); 4273 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4274 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4275 // If the caller wants all packages and has a restricted profile associated with it, 4276 // then match all users. This is to make sure that launchers that need to access work 4277 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4278 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4279 flags |= PackageManager.MATCH_ANY_USER; 4280 } 4281 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4282 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4283 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4284 } 4285 return updateFlags(flags, userId); 4286 } 4287 4288 /** 4289 * Update given flags when being used to request {@link ApplicationInfo}. 4290 */ 4291 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4292 return updateFlagsForPackage(flags, userId, cookie); 4293 } 4294 4295 /** 4296 * Update given flags when being used to request {@link ComponentInfo}. 4297 */ 4298 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4299 if (cookie instanceof Intent) { 4300 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4301 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4302 } 4303 } 4304 4305 boolean triaged = true; 4306 // Caller is asking for component details, so they'd better be 4307 // asking for specific encryption matching behavior, or be triaged 4308 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4309 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4310 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4311 triaged = false; 4312 } 4313 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4314 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4315 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4316 } 4317 4318 return updateFlags(flags, userId); 4319 } 4320 4321 /** 4322 * Update given intent when being used to request {@link ResolveInfo}. 4323 */ 4324 private Intent updateIntentForResolve(Intent intent) { 4325 if (intent.getSelector() != null) { 4326 intent = intent.getSelector(); 4327 } 4328 if (DEBUG_PREFERRED) { 4329 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4330 } 4331 return intent; 4332 } 4333 4334 /** 4335 * Update given flags when being used to request {@link ResolveInfo}. 4336 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4337 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4338 * flag set. However, this flag is only honoured in three circumstances: 4339 * <ul> 4340 * <li>when called from a system process</li> 4341 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4342 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4343 * action and a {@code android.intent.category.BROWSABLE} category</li> 4344 * </ul> 4345 */ 4346 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4347 return updateFlagsForResolve(flags, userId, intent, callingUid, 4348 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4349 } 4350 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4351 boolean wantInstantApps) { 4352 return updateFlagsForResolve(flags, userId, intent, callingUid, 4353 wantInstantApps, false /*onlyExposedExplicitly*/); 4354 } 4355 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4356 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4357 // Safe mode means we shouldn't match any third-party components 4358 if (mSafeMode) { 4359 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4360 } 4361 if (getInstantAppPackageName(callingUid) != null) { 4362 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4363 if (onlyExposedExplicitly) { 4364 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4365 } 4366 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4367 flags |= PackageManager.MATCH_INSTANT; 4368 } else { 4369 final boolean allowMatchInstant = 4370 (wantInstantApps 4371 && Intent.ACTION_VIEW.equals(intent.getAction()) 4372 && hasWebURI(intent)) 4373 || canAccessInstantApps(callingUid); 4374 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4375 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4376 if (!allowMatchInstant) { 4377 flags &= ~PackageManager.MATCH_INSTANT; 4378 } 4379 } 4380 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4381 } 4382 4383 private ActivityInfo generateActivityInfo(ActivityInfo ai, int flags, PackageUserState state, 4384 int userId) { 4385 ActivityInfo ret = PackageParser.generateActivityInfo(ai, flags, state, userId); 4386 if (ret != null) { 4387 rebaseEnabledOverlays(ret.applicationInfo, userId); 4388 } 4389 return ret; 4390 } 4391 4392 private ActivityInfo generateActivityInfo(PackageParser.Activity a, int flags, 4393 PackageUserState state, int userId) { 4394 ActivityInfo ai = PackageParser.generateActivityInfo(a, flags, state, userId); 4395 if (ai != null) { 4396 rebaseEnabledOverlays(ai.applicationInfo, userId); 4397 } 4398 return ai; 4399 } 4400 4401 @Override 4402 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4403 if (!sUserManager.exists(userId)) return null; 4404 final int callingUid = Binder.getCallingUid(); 4405 flags = updateFlagsForComponent(flags, userId, component); 4406 enforceCrossUserPermission(callingUid, userId, 4407 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4408 synchronized (mPackages) { 4409 PackageParser.Activity a = mActivities.mActivities.get(component); 4410 4411 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4412 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4413 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4414 if (ps == null) return null; 4415 final boolean visibleToInstantApp = 4416 (a.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 4417 if (filterAppAccessLPr(ps, callingUid, component, visibleToInstantApp, userId)) { 4418 return null; 4419 } 4420 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4421 } 4422 if (mResolveComponentName.equals(component)) { 4423 return generateActivityInfo(mResolveActivity, flags, new PackageUserState(), 4424 userId); 4425 } 4426 } 4427 return null; 4428 } 4429 4430 @Override 4431 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4432 String resolvedType) { 4433 synchronized (mPackages) { 4434 if (component.equals(mResolveComponentName)) { 4435 // The resolver supports EVERYTHING! 4436 return true; 4437 } 4438 final int callingUid = Binder.getCallingUid(); 4439 final int callingUserId = UserHandle.getUserId(callingUid); 4440 PackageParser.Activity a = mActivities.mActivities.get(component); 4441 if (a == null) { 4442 return false; 4443 } 4444 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4445 if (ps == null) { 4446 return false; 4447 } 4448 final boolean visibleToInstantApp = 4449 (a.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 4450 if (filterAppAccessLPr(ps, callingUid, component, visibleToInstantApp, callingUserId)) { 4451 return false; 4452 } 4453 for (int i=0; i<a.intents.size(); i++) { 4454 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4455 intent.getData(), intent.getCategories(), TAG) >= 0) { 4456 return true; 4457 } 4458 } 4459 return false; 4460 } 4461 } 4462 4463 @Override 4464 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4465 if (!sUserManager.exists(userId)) return null; 4466 flags = updateFlagsForComponent(flags, userId, component); 4467 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4468 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4469 synchronized (mPackages) { 4470 PackageParser.Activity a = mReceivers.mActivities.get(component); 4471 if (DEBUG_PACKAGE_INFO) Log.v( 4472 TAG, "getReceiverInfo " + component + ": " + a); 4473 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4474 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4475 if (ps == null) return null; 4476 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4477 } 4478 } 4479 return null; 4480 } 4481 4482 @Override 4483 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4484 int flags, int userId) { 4485 if (!sUserManager.exists(userId)) return null; 4486 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4487 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4488 return null; 4489 } 4490 4491 flags = updateFlagsForPackage(flags, userId, null); 4492 4493 final boolean canSeeStaticLibraries = 4494 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4495 == PERMISSION_GRANTED 4496 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4497 == PERMISSION_GRANTED 4498 || canRequestPackageInstallsInternal(packageName, 4499 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4500 false /* throwIfPermNotDeclared*/) 4501 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4502 == PERMISSION_GRANTED; 4503 4504 synchronized (mPackages) { 4505 List<SharedLibraryInfo> result = null; 4506 4507 final int libCount = mSharedLibraries.size(); 4508 for (int i = 0; i < libCount; i++) { 4509 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4510 if (versionedLib == null) { 4511 continue; 4512 } 4513 4514 final int versionCount = versionedLib.size(); 4515 for (int j = 0; j < versionCount; j++) { 4516 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4517 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4518 break; 4519 } 4520 final long identity = Binder.clearCallingIdentity(); 4521 try { 4522 PackageInfo packageInfo = getPackageInfoVersioned( 4523 libInfo.getDeclaringPackage(), flags 4524 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4525 if (packageInfo == null) { 4526 continue; 4527 } 4528 } finally { 4529 Binder.restoreCallingIdentity(identity); 4530 } 4531 4532 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4533 libInfo.getVersion(), libInfo.getType(), 4534 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4535 flags, userId)); 4536 4537 if (result == null) { 4538 result = new ArrayList<>(); 4539 } 4540 result.add(resLibInfo); 4541 } 4542 } 4543 4544 return result != null ? new ParceledListSlice<>(result) : null; 4545 } 4546 } 4547 4548 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4549 SharedLibraryInfo libInfo, int flags, int userId) { 4550 List<VersionedPackage> versionedPackages = null; 4551 final int packageCount = mSettings.mPackages.size(); 4552 for (int i = 0; i < packageCount; i++) { 4553 PackageSetting ps = mSettings.mPackages.valueAt(i); 4554 4555 if (ps == null) { 4556 continue; 4557 } 4558 4559 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4560 continue; 4561 } 4562 4563 final String libName = libInfo.getName(); 4564 if (libInfo.isStatic()) { 4565 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4566 if (libIdx < 0) { 4567 continue; 4568 } 4569 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4570 continue; 4571 } 4572 if (versionedPackages == null) { 4573 versionedPackages = new ArrayList<>(); 4574 } 4575 // If the dependent is a static shared lib, use the public package name 4576 String dependentPackageName = ps.name; 4577 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4578 dependentPackageName = ps.pkg.manifestPackageName; 4579 } 4580 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4581 } else if (ps.pkg != null) { 4582 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4583 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4584 if (versionedPackages == null) { 4585 versionedPackages = new ArrayList<>(); 4586 } 4587 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4588 } 4589 } 4590 } 4591 4592 return versionedPackages; 4593 } 4594 4595 @Override 4596 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4597 if (!sUserManager.exists(userId)) return null; 4598 final int callingUid = Binder.getCallingUid(); 4599 flags = updateFlagsForComponent(flags, userId, component); 4600 enforceCrossUserPermission(callingUid, userId, 4601 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4602 synchronized (mPackages) { 4603 PackageParser.Service s = mServices.mServices.get(component); 4604 if (DEBUG_PACKAGE_INFO) Log.v( 4605 TAG, "getServiceInfo " + component + ": " + s); 4606 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4607 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4608 if (ps == null) return null; 4609 final boolean visibleToInstantApp = 4610 (s.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 4611 if (filterAppAccessLPr(ps, callingUid, component, visibleToInstantApp, userId)) { 4612 return null; 4613 } 4614 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4615 ps.readUserState(userId), userId); 4616 if (si != null) { 4617 rebaseEnabledOverlays(si.applicationInfo, userId); 4618 } 4619 return si; 4620 } 4621 } 4622 return null; 4623 } 4624 4625 @Override 4626 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4627 if (!sUserManager.exists(userId)) return null; 4628 final int callingUid = Binder.getCallingUid(); 4629 flags = updateFlagsForComponent(flags, userId, component); 4630 enforceCrossUserPermission(callingUid, userId, 4631 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4632 synchronized (mPackages) { 4633 PackageParser.Provider p = mProviders.mProviders.get(component); 4634 if (DEBUG_PACKAGE_INFO) Log.v( 4635 TAG, "getProviderInfo " + component + ": " + p); 4636 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4637 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4638 if (ps == null) return null; 4639 final boolean visibleToInstantApp = 4640 (p.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 4641 if (filterAppAccessLPr(ps, callingUid, component, visibleToInstantApp, userId)) { 4642 return null; 4643 } 4644 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4645 ps.readUserState(userId), userId); 4646 if (pi != null) { 4647 rebaseEnabledOverlays(pi.applicationInfo, userId); 4648 } 4649 return pi; 4650 } 4651 } 4652 return null; 4653 } 4654 4655 @Override 4656 public String[] getSystemSharedLibraryNames() { 4657 // allow instant applications 4658 synchronized (mPackages) { 4659 Set<String> libs = null; 4660 final int libCount = mSharedLibraries.size(); 4661 for (int i = 0; i < libCount; i++) { 4662 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4663 if (versionedLib == null) { 4664 continue; 4665 } 4666 final int versionCount = versionedLib.size(); 4667 for (int j = 0; j < versionCount; j++) { 4668 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4669 if (!libEntry.info.isStatic()) { 4670 if (libs == null) { 4671 libs = new ArraySet<>(); 4672 } 4673 libs.add(libEntry.info.getName()); 4674 break; 4675 } 4676 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4677 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4678 UserHandle.getUserId(Binder.getCallingUid()), 4679 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 4680 if (libs == null) { 4681 libs = new ArraySet<>(); 4682 } 4683 libs.add(libEntry.info.getName()); 4684 break; 4685 } 4686 } 4687 } 4688 4689 if (libs != null) { 4690 String[] libsArray = new String[libs.size()]; 4691 libs.toArray(libsArray); 4692 return libsArray; 4693 } 4694 4695 return null; 4696 } 4697 } 4698 4699 @Override 4700 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4701 // allow instant applications 4702 synchronized (mPackages) { 4703 return mServicesSystemSharedLibraryPackageName; 4704 } 4705 } 4706 4707 @Override 4708 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4709 // allow instant applications 4710 synchronized (mPackages) { 4711 return mSharedSystemSharedLibraryPackageName; 4712 } 4713 } 4714 4715 private void updateSequenceNumberLP(String packageName, int[] userList) { 4716 for (int i = userList.length - 1; i >= 0; --i) { 4717 final int userId = userList[i]; 4718 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4719 if (changedPackages == null) { 4720 changedPackages = new SparseArray<>(); 4721 mChangedPackages.put(userId, changedPackages); 4722 } 4723 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4724 if (sequenceNumbers == null) { 4725 sequenceNumbers = new HashMap<>(); 4726 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4727 } 4728 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4729 if (sequenceNumber != null) { 4730 changedPackages.remove(sequenceNumber); 4731 } 4732 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4733 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4734 } 4735 mChangedPackagesSequenceNumber++; 4736 } 4737 4738 @Override 4739 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4740 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4741 return null; 4742 } 4743 synchronized (mPackages) { 4744 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4745 return null; 4746 } 4747 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4748 if (changedPackages == null) { 4749 return null; 4750 } 4751 final List<String> packageNames = 4752 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4753 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4754 final String packageName = changedPackages.get(i); 4755 if (packageName != null) { 4756 packageNames.add(packageName); 4757 } 4758 } 4759 return packageNames.isEmpty() 4760 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4761 } 4762 } 4763 4764 @Override 4765 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4766 // allow instant applications 4767 ArrayList<FeatureInfo> res; 4768 synchronized (mAvailableFeatures) { 4769 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4770 res.addAll(mAvailableFeatures.values()); 4771 } 4772 final FeatureInfo fi = new FeatureInfo(); 4773 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4774 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4775 res.add(fi); 4776 4777 return new ParceledListSlice<>(res); 4778 } 4779 4780 @Override 4781 public boolean hasSystemFeature(String name, int version) { 4782 // allow instant applications 4783 synchronized (mAvailableFeatures) { 4784 final FeatureInfo feat = mAvailableFeatures.get(name); 4785 if (feat == null) { 4786 return false; 4787 } else { 4788 return feat.version >= version; 4789 } 4790 } 4791 } 4792 4793 @Override 4794 public int checkPermission(String permName, String pkgName, int userId) { 4795 if (!sUserManager.exists(userId)) { 4796 return PackageManager.PERMISSION_DENIED; 4797 } 4798 final int callingUid = Binder.getCallingUid(); 4799 4800 synchronized (mPackages) { 4801 final PackageParser.Package p = mPackages.get(pkgName); 4802 if (p != null && p.mExtras != null) { 4803 final PackageSetting ps = (PackageSetting) p.mExtras; 4804 if (filterAppAccessLPr(ps, callingUid, userId)) { 4805 return PackageManager.PERMISSION_DENIED; 4806 } 4807 final PermissionsState permissionsState = ps.getPermissionsState(); 4808 if (permissionsState.hasPermission(permName, userId)) { 4809 return PackageManager.PERMISSION_GRANTED; 4810 } 4811 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4812 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4813 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4814 return PackageManager.PERMISSION_GRANTED; 4815 } 4816 } 4817 } 4818 4819 return PackageManager.PERMISSION_DENIED; 4820 } 4821 4822 @Override 4823 public int checkUidPermission(String permName, int uid) { 4824 final int callingUid = Binder.getCallingUid(); 4825 final int callingUserId = UserHandle.getUserId(callingUid); 4826 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 4827 final int userId = UserHandle.getUserId(uid); 4828 if (!sUserManager.exists(userId)) { 4829 return PackageManager.PERMISSION_DENIED; 4830 } 4831 4832 synchronized (mPackages) { 4833 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4834 if (obj != null) { 4835 if (obj instanceof SharedUserSetting) { 4836 if (isCallerInstantApp) { 4837 return PackageManager.PERMISSION_DENIED; 4838 } 4839 } else if (obj instanceof PackageSetting) { 4840 final PackageSetting ps = (PackageSetting) obj; 4841 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 4842 return PackageManager.PERMISSION_DENIED; 4843 } 4844 } 4845 final SettingBase settingBase = (SettingBase) obj; 4846 final PermissionsState permissionsState = settingBase.getPermissionsState(); 4847 if (permissionsState.hasPermission(permName, userId)) { 4848 return PackageManager.PERMISSION_GRANTED; 4849 } 4850 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4851 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4852 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4853 return PackageManager.PERMISSION_GRANTED; 4854 } 4855 } else { 4856 ArraySet<String> perms = mSystemPermissions.get(uid); 4857 if (perms != null) { 4858 if (perms.contains(permName)) { 4859 return PackageManager.PERMISSION_GRANTED; 4860 } 4861 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4862 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4863 return PackageManager.PERMISSION_GRANTED; 4864 } 4865 } 4866 } 4867 } 4868 4869 return PackageManager.PERMISSION_DENIED; 4870 } 4871 4872 @Override 4873 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4874 if (UserHandle.getCallingUserId() != userId) { 4875 mContext.enforceCallingPermission( 4876 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4877 "isPermissionRevokedByPolicy for user " + userId); 4878 } 4879 4880 if (checkPermission(permission, packageName, userId) 4881 == PackageManager.PERMISSION_GRANTED) { 4882 return false; 4883 } 4884 4885 final int callingUid = Binder.getCallingUid(); 4886 if (getInstantAppPackageName(callingUid) != null) { 4887 if (!isCallerSameApp(packageName, callingUid)) { 4888 return false; 4889 } 4890 } else { 4891 if (isInstantApp(packageName, userId)) { 4892 return false; 4893 } 4894 } 4895 4896 final long identity = Binder.clearCallingIdentity(); 4897 try { 4898 final int flags = getPermissionFlags(permission, packageName, userId); 4899 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4900 } finally { 4901 Binder.restoreCallingIdentity(identity); 4902 } 4903 } 4904 4905 @Override 4906 public String getPermissionControllerPackageName() { 4907 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4908 throw new SecurityException("Instant applications don't have access to this method"); 4909 } 4910 synchronized (mPackages) { 4911 return mRequiredInstallerPackage; 4912 } 4913 } 4914 4915 /** 4916 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4917 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4918 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4919 * @param message the message to log on security exception 4920 */ 4921 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4922 boolean checkShell, String message) { 4923 if (userId < 0) { 4924 throw new IllegalArgumentException("Invalid userId " + userId); 4925 } 4926 if (checkShell) { 4927 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4928 } 4929 if (userId == UserHandle.getUserId(callingUid)) return; 4930 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4931 if (requireFullPermission) { 4932 mContext.enforceCallingOrSelfPermission( 4933 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4934 } else { 4935 try { 4936 mContext.enforceCallingOrSelfPermission( 4937 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4938 } catch (SecurityException se) { 4939 mContext.enforceCallingOrSelfPermission( 4940 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4941 } 4942 } 4943 } 4944 } 4945 4946 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4947 if (callingUid == Process.SHELL_UID) { 4948 if (userHandle >= 0 4949 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4950 throw new SecurityException("Shell does not have permission to access user " 4951 + userHandle); 4952 } else if (userHandle < 0) { 4953 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4954 + Debug.getCallers(3)); 4955 } 4956 } 4957 } 4958 4959 private BasePermission findPermissionTreeLP(String permName) { 4960 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4961 if (permName.startsWith(bp.name) && 4962 permName.length() > bp.name.length() && 4963 permName.charAt(bp.name.length()) == '.') { 4964 return bp; 4965 } 4966 } 4967 return null; 4968 } 4969 4970 private BasePermission checkPermissionTreeLP(String permName) { 4971 if (permName != null) { 4972 BasePermission bp = findPermissionTreeLP(permName); 4973 if (bp != null) { 4974 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4975 return bp; 4976 } 4977 throw new SecurityException("Calling uid " 4978 + Binder.getCallingUid() 4979 + " is not allowed to add to permission tree " 4980 + bp.name + " owned by uid " + bp.uid); 4981 } 4982 } 4983 throw new SecurityException("No permission tree found for " + permName); 4984 } 4985 4986 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4987 if (s1 == null) { 4988 return s2 == null; 4989 } 4990 if (s2 == null) { 4991 return false; 4992 } 4993 if (s1.getClass() != s2.getClass()) { 4994 return false; 4995 } 4996 return s1.equals(s2); 4997 } 4998 4999 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 5000 if (pi1.icon != pi2.icon) return false; 5001 if (pi1.logo != pi2.logo) return false; 5002 if (pi1.protectionLevel != pi2.protectionLevel) return false; 5003 if (!compareStrings(pi1.name, pi2.name)) return false; 5004 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 5005 // We'll take care of setting this one. 5006 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 5007 // These are not currently stored in settings. 5008 //if (!compareStrings(pi1.group, pi2.group)) return false; 5009 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 5010 //if (pi1.labelRes != pi2.labelRes) return false; 5011 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 5012 return true; 5013 } 5014 5015 int permissionInfoFootprint(PermissionInfo info) { 5016 int size = info.name.length(); 5017 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 5018 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 5019 return size; 5020 } 5021 5022 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 5023 int size = 0; 5024 for (BasePermission perm : mSettings.mPermissions.values()) { 5025 if (perm.uid == tree.uid) { 5026 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 5027 } 5028 } 5029 return size; 5030 } 5031 5032 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 5033 // We calculate the max size of permissions defined by this uid and throw 5034 // if that plus the size of 'info' would exceed our stated maximum. 5035 if (tree.uid != Process.SYSTEM_UID) { 5036 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 5037 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 5038 throw new SecurityException("Permission tree size cap exceeded"); 5039 } 5040 } 5041 } 5042 5043 boolean addPermissionLocked(PermissionInfo info, boolean async) { 5044 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5045 throw new SecurityException("Instant apps can't add permissions"); 5046 } 5047 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 5048 throw new SecurityException("Label must be specified in permission"); 5049 } 5050 BasePermission tree = checkPermissionTreeLP(info.name); 5051 BasePermission bp = mSettings.mPermissions.get(info.name); 5052 boolean added = bp == null; 5053 boolean changed = true; 5054 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 5055 if (added) { 5056 enforcePermissionCapLocked(info, tree); 5057 bp = new BasePermission(info.name, tree.sourcePackage, 5058 BasePermission.TYPE_DYNAMIC); 5059 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 5060 throw new SecurityException( 5061 "Not allowed to modify non-dynamic permission " 5062 + info.name); 5063 } else { 5064 if (bp.protectionLevel == fixedLevel 5065 && bp.perm.owner.equals(tree.perm.owner) 5066 && bp.uid == tree.uid 5067 && comparePermissionInfos(bp.perm.info, info)) { 5068 changed = false; 5069 } 5070 } 5071 bp.protectionLevel = fixedLevel; 5072 info = new PermissionInfo(info); 5073 info.protectionLevel = fixedLevel; 5074 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 5075 bp.perm.info.packageName = tree.perm.info.packageName; 5076 bp.uid = tree.uid; 5077 if (added) { 5078 mSettings.mPermissions.put(info.name, bp); 5079 } 5080 if (changed) { 5081 if (!async) { 5082 mSettings.writeLPr(); 5083 } else { 5084 scheduleWriteSettingsLocked(); 5085 } 5086 } 5087 return added; 5088 } 5089 5090 @Override 5091 public boolean addPermission(PermissionInfo info) { 5092 synchronized (mPackages) { 5093 return addPermissionLocked(info, false); 5094 } 5095 } 5096 5097 @Override 5098 public boolean addPermissionAsync(PermissionInfo info) { 5099 synchronized (mPackages) { 5100 return addPermissionLocked(info, true); 5101 } 5102 } 5103 5104 @Override 5105 public void removePermission(String name) { 5106 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5107 throw new SecurityException("Instant applications don't have access to this method"); 5108 } 5109 synchronized (mPackages) { 5110 checkPermissionTreeLP(name); 5111 BasePermission bp = mSettings.mPermissions.get(name); 5112 if (bp != null) { 5113 if (bp.type != BasePermission.TYPE_DYNAMIC) { 5114 throw new SecurityException( 5115 "Not allowed to modify non-dynamic permission " 5116 + name); 5117 } 5118 mSettings.mPermissions.remove(name); 5119 mSettings.writeLPr(); 5120 } 5121 } 5122 } 5123 5124 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission( 5125 PackageParser.Package pkg, BasePermission bp) { 5126 int index = pkg.requestedPermissions.indexOf(bp.name); 5127 if (index == -1) { 5128 throw new SecurityException("Package " + pkg.packageName 5129 + " has not requested permission " + bp.name); 5130 } 5131 if (!bp.isRuntime() && !bp.isDevelopment()) { 5132 throw new SecurityException("Permission " + bp.name 5133 + " is not a changeable permission type"); 5134 } 5135 } 5136 5137 @Override 5138 public void grantRuntimePermission(String packageName, String name, final int userId) { 5139 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 5140 } 5141 5142 private void grantRuntimePermission(String packageName, String name, final int userId, 5143 boolean overridePolicy) { 5144 if (!sUserManager.exists(userId)) { 5145 Log.e(TAG, "No such user:" + userId); 5146 return; 5147 } 5148 5149 mContext.enforceCallingOrSelfPermission( 5150 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 5151 "grantRuntimePermission"); 5152 5153 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5154 true /* requireFullPermission */, true /* checkShell */, 5155 "grantRuntimePermission"); 5156 5157 final int uid; 5158 final SettingBase sb; 5159 5160 synchronized (mPackages) { 5161 final PackageParser.Package pkg = mPackages.get(packageName); 5162 if (pkg == null) { 5163 throw new IllegalArgumentException("Unknown package: " + packageName); 5164 } 5165 5166 final BasePermission bp = mSettings.mPermissions.get(name); 5167 if (bp == null) { 5168 throw new IllegalArgumentException("Unknown permission: " + name); 5169 } 5170 5171 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 5172 5173 // If a permission review is required for legacy apps we represent 5174 // their permissions as always granted runtime ones since we need 5175 // to keep the review required permission flag per user while an 5176 // install permission's state is shared across all users. 5177 if (mPermissionReviewRequired 5178 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 5179 && bp.isRuntime()) { 5180 return; 5181 } 5182 5183 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 5184 sb = (SettingBase) pkg.mExtras; 5185 if (sb == null) { 5186 throw new IllegalArgumentException("Unknown package: " + packageName); 5187 } 5188 5189 final PermissionsState permissionsState = sb.getPermissionsState(); 5190 5191 final int flags = permissionsState.getPermissionFlags(name, userId); 5192 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 5193 throw new SecurityException("Cannot grant system fixed permission " 5194 + name + " for package " + packageName); 5195 } 5196 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 5197 throw new SecurityException("Cannot grant policy fixed permission " 5198 + name + " for package " + packageName); 5199 } 5200 5201 if (bp.isDevelopment()) { 5202 // Development permissions must be handled specially, since they are not 5203 // normal runtime permissions. For now they apply to all users. 5204 if (permissionsState.grantInstallPermission(bp) != 5205 PermissionsState.PERMISSION_OPERATION_FAILURE) { 5206 scheduleWriteSettingsLocked(); 5207 } 5208 return; 5209 } 5210 5211 final PackageSetting ps = mSettings.mPackages.get(packageName); 5212 if (ps.getInstantApp(userId) && !bp.isInstant()) { 5213 throw new SecurityException("Cannot grant non-ephemeral permission" 5214 + name + " for package " + packageName); 5215 } 5216 5217 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 5218 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 5219 return; 5220 } 5221 5222 final int result = permissionsState.grantRuntimePermission(bp, userId); 5223 switch (result) { 5224 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 5225 return; 5226 } 5227 5228 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 5229 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 5230 mHandler.post(new Runnable() { 5231 @Override 5232 public void run() { 5233 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 5234 } 5235 }); 5236 } 5237 break; 5238 } 5239 5240 if (bp.isRuntime()) { 5241 logPermissionGranted(mContext, name, packageName); 5242 } 5243 5244 mOnPermissionChangeListeners.onPermissionsChanged(uid); 5245 5246 // Not critical if that is lost - app has to request again. 5247 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5248 } 5249 5250 // Only need to do this if user is initialized. Otherwise it's a new user 5251 // and there are no processes running as the user yet and there's no need 5252 // to make an expensive call to remount processes for the changed permissions. 5253 if (READ_EXTERNAL_STORAGE.equals(name) 5254 || WRITE_EXTERNAL_STORAGE.equals(name)) { 5255 final long token = Binder.clearCallingIdentity(); 5256 try { 5257 if (sUserManager.isInitialized(userId)) { 5258 StorageManagerInternal storageManagerInternal = LocalServices.getService( 5259 StorageManagerInternal.class); 5260 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 5261 } 5262 } finally { 5263 Binder.restoreCallingIdentity(token); 5264 } 5265 } 5266 } 5267 5268 @Override 5269 public void revokeRuntimePermission(String packageName, String name, int userId) { 5270 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 5271 } 5272 5273 private void revokeRuntimePermission(String packageName, String name, int userId, 5274 boolean overridePolicy) { 5275 if (!sUserManager.exists(userId)) { 5276 Log.e(TAG, "No such user:" + userId); 5277 return; 5278 } 5279 5280 mContext.enforceCallingOrSelfPermission( 5281 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5282 "revokeRuntimePermission"); 5283 5284 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5285 true /* requireFullPermission */, true /* checkShell */, 5286 "revokeRuntimePermission"); 5287 5288 final int appId; 5289 5290 synchronized (mPackages) { 5291 final PackageParser.Package pkg = mPackages.get(packageName); 5292 if (pkg == null) { 5293 throw new IllegalArgumentException("Unknown package: " + packageName); 5294 } 5295 5296 final BasePermission bp = mSettings.mPermissions.get(name); 5297 if (bp == null) { 5298 throw new IllegalArgumentException("Unknown permission: " + name); 5299 } 5300 5301 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 5302 5303 // If a permission review is required for legacy apps we represent 5304 // their permissions as always granted runtime ones since we need 5305 // to keep the review required permission flag per user while an 5306 // install permission's state is shared across all users. 5307 if (mPermissionReviewRequired 5308 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 5309 && bp.isRuntime()) { 5310 return; 5311 } 5312 5313 SettingBase sb = (SettingBase) pkg.mExtras; 5314 if (sb == null) { 5315 throw new IllegalArgumentException("Unknown package: " + packageName); 5316 } 5317 5318 final PermissionsState permissionsState = sb.getPermissionsState(); 5319 5320 final int flags = permissionsState.getPermissionFlags(name, userId); 5321 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 5322 throw new SecurityException("Cannot revoke system fixed permission " 5323 + name + " for package " + packageName); 5324 } 5325 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 5326 throw new SecurityException("Cannot revoke policy fixed permission " 5327 + name + " for package " + packageName); 5328 } 5329 5330 if (bp.isDevelopment()) { 5331 // Development permissions must be handled specially, since they are not 5332 // normal runtime permissions. For now they apply to all users. 5333 if (permissionsState.revokeInstallPermission(bp) != 5334 PermissionsState.PERMISSION_OPERATION_FAILURE) { 5335 scheduleWriteSettingsLocked(); 5336 } 5337 return; 5338 } 5339 5340 if (permissionsState.revokeRuntimePermission(bp, userId) == 5341 PermissionsState.PERMISSION_OPERATION_FAILURE) { 5342 return; 5343 } 5344 5345 if (bp.isRuntime()) { 5346 logPermissionRevoked(mContext, name, packageName); 5347 } 5348 5349 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 5350 5351 // Critical, after this call app should never have the permission. 5352 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 5353 5354 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 5355 } 5356 5357 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 5358 } 5359 5360 /** 5361 * Get the first event id for the permission. 5362 * 5363 * <p>There are four events for each permission: <ul> 5364 * <li>Request permission: first id + 0</li> 5365 * <li>Grant permission: first id + 1</li> 5366 * <li>Request for permission denied: first id + 2</li> 5367 * <li>Revoke permission: first id + 3</li> 5368 * </ul></p> 5369 * 5370 * @param name name of the permission 5371 * 5372 * @return The first event id for the permission 5373 */ 5374 private static int getBaseEventId(@NonNull String name) { 5375 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 5376 5377 if (eventIdIndex == -1) { 5378 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 5379 || "user".equals(Build.TYPE)) { 5380 Log.i(TAG, "Unknown permission " + name); 5381 5382 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 5383 } else { 5384 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 5385 // 5386 // Also update 5387 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 5388 // - metrics_constants.proto 5389 throw new IllegalStateException("Unknown permission " + name); 5390 } 5391 } 5392 5393 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 5394 } 5395 5396 /** 5397 * Log that a permission was revoked. 5398 * 5399 * @param context Context of the caller 5400 * @param name name of the permission 5401 * @param packageName package permission if for 5402 */ 5403 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5404 @NonNull String packageName) { 5405 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5406 } 5407 5408 /** 5409 * Log that a permission request was granted. 5410 * 5411 * @param context Context of the caller 5412 * @param name name of the permission 5413 * @param packageName package permission if for 5414 */ 5415 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5416 @NonNull String packageName) { 5417 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5418 } 5419 5420 @Override 5421 public void resetRuntimePermissions() { 5422 mContext.enforceCallingOrSelfPermission( 5423 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5424 "revokeRuntimePermission"); 5425 5426 int callingUid = Binder.getCallingUid(); 5427 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5428 mContext.enforceCallingOrSelfPermission( 5429 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5430 "resetRuntimePermissions"); 5431 } 5432 5433 synchronized (mPackages) { 5434 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5435 for (int userId : UserManagerService.getInstance().getUserIds()) { 5436 final int packageCount = mPackages.size(); 5437 for (int i = 0; i < packageCount; i++) { 5438 PackageParser.Package pkg = mPackages.valueAt(i); 5439 if (!(pkg.mExtras instanceof PackageSetting)) { 5440 continue; 5441 } 5442 PackageSetting ps = (PackageSetting) pkg.mExtras; 5443 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5444 } 5445 } 5446 } 5447 } 5448 5449 @Override 5450 public int getPermissionFlags(String name, String packageName, int userId) { 5451 if (!sUserManager.exists(userId)) { 5452 return 0; 5453 } 5454 5455 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5456 5457 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5458 true /* requireFullPermission */, false /* checkShell */, 5459 "getPermissionFlags"); 5460 5461 synchronized (mPackages) { 5462 final PackageParser.Package pkg = mPackages.get(packageName); 5463 if (pkg == null) { 5464 return 0; 5465 } 5466 5467 final BasePermission bp = mSettings.mPermissions.get(name); 5468 if (bp == null) { 5469 return 0; 5470 } 5471 5472 SettingBase sb = (SettingBase) pkg.mExtras; 5473 if (sb == null) { 5474 return 0; 5475 } 5476 5477 PermissionsState permissionsState = sb.getPermissionsState(); 5478 return permissionsState.getPermissionFlags(name, userId); 5479 } 5480 } 5481 5482 @Override 5483 public void updatePermissionFlags(String name, String packageName, int flagMask, 5484 int flagValues, int userId) { 5485 if (!sUserManager.exists(userId)) { 5486 return; 5487 } 5488 5489 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5490 5491 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5492 true /* requireFullPermission */, true /* checkShell */, 5493 "updatePermissionFlags"); 5494 5495 // Only the system can change these flags and nothing else. 5496 if (getCallingUid() != Process.SYSTEM_UID) { 5497 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5498 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5499 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5500 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5501 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5502 } 5503 5504 synchronized (mPackages) { 5505 final PackageParser.Package pkg = mPackages.get(packageName); 5506 if (pkg == null) { 5507 throw new IllegalArgumentException("Unknown package: " + packageName); 5508 } 5509 5510 final BasePermission bp = mSettings.mPermissions.get(name); 5511 if (bp == null) { 5512 throw new IllegalArgumentException("Unknown permission: " + name); 5513 } 5514 5515 SettingBase sb = (SettingBase) pkg.mExtras; 5516 if (sb == null) { 5517 throw new IllegalArgumentException("Unknown package: " + packageName); 5518 } 5519 5520 PermissionsState permissionsState = sb.getPermissionsState(); 5521 5522 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5523 5524 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5525 // Install and runtime permissions are stored in different places, 5526 // so figure out what permission changed and persist the change. 5527 if (permissionsState.getInstallPermissionState(name) != null) { 5528 scheduleWriteSettingsLocked(); 5529 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5530 || hadState) { 5531 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5532 } 5533 } 5534 } 5535 } 5536 5537 /** 5538 * Update the permission flags for all packages and runtime permissions of a user in order 5539 * to allow device or profile owner to remove POLICY_FIXED. 5540 */ 5541 @Override 5542 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5543 if (!sUserManager.exists(userId)) { 5544 return; 5545 } 5546 5547 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5548 5549 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5550 true /* requireFullPermission */, true /* checkShell */, 5551 "updatePermissionFlagsForAllApps"); 5552 5553 // Only the system can change system fixed flags. 5554 if (getCallingUid() != Process.SYSTEM_UID) { 5555 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5556 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5557 } 5558 5559 synchronized (mPackages) { 5560 boolean changed = false; 5561 final int packageCount = mPackages.size(); 5562 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5563 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5564 SettingBase sb = (SettingBase) pkg.mExtras; 5565 if (sb == null) { 5566 continue; 5567 } 5568 PermissionsState permissionsState = sb.getPermissionsState(); 5569 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5570 userId, flagMask, flagValues); 5571 } 5572 if (changed) { 5573 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5574 } 5575 } 5576 } 5577 5578 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5579 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5580 != PackageManager.PERMISSION_GRANTED 5581 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5582 != PackageManager.PERMISSION_GRANTED) { 5583 throw new SecurityException(message + " requires " 5584 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5585 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5586 } 5587 } 5588 5589 @Override 5590 public boolean shouldShowRequestPermissionRationale(String permissionName, 5591 String packageName, int userId) { 5592 if (UserHandle.getCallingUserId() != userId) { 5593 mContext.enforceCallingPermission( 5594 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5595 "canShowRequestPermissionRationale for user " + userId); 5596 } 5597 5598 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5599 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5600 return false; 5601 } 5602 5603 if (checkPermission(permissionName, packageName, userId) 5604 == PackageManager.PERMISSION_GRANTED) { 5605 return false; 5606 } 5607 5608 final int flags; 5609 5610 final long identity = Binder.clearCallingIdentity(); 5611 try { 5612 flags = getPermissionFlags(permissionName, 5613 packageName, userId); 5614 } finally { 5615 Binder.restoreCallingIdentity(identity); 5616 } 5617 5618 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5619 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5620 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5621 5622 if ((flags & fixedFlags) != 0) { 5623 return false; 5624 } 5625 5626 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5627 } 5628 5629 @Override 5630 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5631 mContext.enforceCallingOrSelfPermission( 5632 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5633 "addOnPermissionsChangeListener"); 5634 5635 synchronized (mPackages) { 5636 mOnPermissionChangeListeners.addListenerLocked(listener); 5637 } 5638 } 5639 5640 @Override 5641 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5642 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5643 throw new SecurityException("Instant applications don't have access to this method"); 5644 } 5645 synchronized (mPackages) { 5646 mOnPermissionChangeListeners.removeListenerLocked(listener); 5647 } 5648 } 5649 5650 @Override 5651 public boolean isProtectedBroadcast(String actionName) { 5652 // allow instant applications 5653 synchronized (mPackages) { 5654 if (mProtectedBroadcasts.contains(actionName)) { 5655 return true; 5656 } else if (actionName != null) { 5657 // TODO: remove these terrible hacks 5658 if (actionName.startsWith("android.net.netmon.lingerExpired") 5659 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5660 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5661 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5662 return true; 5663 } 5664 } 5665 } 5666 return false; 5667 } 5668 5669 @Override 5670 public int checkSignatures(String pkg1, String pkg2) { 5671 synchronized (mPackages) { 5672 final PackageParser.Package p1 = mPackages.get(pkg1); 5673 final PackageParser.Package p2 = mPackages.get(pkg2); 5674 if (p1 == null || p1.mExtras == null 5675 || p2 == null || p2.mExtras == null) { 5676 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5677 } 5678 final int callingUid = Binder.getCallingUid(); 5679 final int callingUserId = UserHandle.getUserId(callingUid); 5680 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5681 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5682 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5683 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5684 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5685 } 5686 return compareSignatures(p1.mSignatures, p2.mSignatures); 5687 } 5688 } 5689 5690 @Override 5691 public int checkUidSignatures(int uid1, int uid2) { 5692 final int callingUid = Binder.getCallingUid(); 5693 final int callingUserId = UserHandle.getUserId(callingUid); 5694 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5695 // Map to base uids. 5696 uid1 = UserHandle.getAppId(uid1); 5697 uid2 = UserHandle.getAppId(uid2); 5698 // reader 5699 synchronized (mPackages) { 5700 Signature[] s1; 5701 Signature[] s2; 5702 Object obj = mSettings.getUserIdLPr(uid1); 5703 if (obj != null) { 5704 if (obj instanceof SharedUserSetting) { 5705 if (isCallerInstantApp) { 5706 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5707 } 5708 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5709 } else if (obj instanceof PackageSetting) { 5710 final PackageSetting ps = (PackageSetting) obj; 5711 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5712 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5713 } 5714 s1 = ps.signatures.mSignatures; 5715 } else { 5716 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5717 } 5718 } else { 5719 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5720 } 5721 obj = mSettings.getUserIdLPr(uid2); 5722 if (obj != null) { 5723 if (obj instanceof SharedUserSetting) { 5724 if (isCallerInstantApp) { 5725 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5726 } 5727 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5728 } else if (obj instanceof PackageSetting) { 5729 final PackageSetting ps = (PackageSetting) obj; 5730 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5731 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5732 } 5733 s2 = ps.signatures.mSignatures; 5734 } else { 5735 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5736 } 5737 } else { 5738 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5739 } 5740 return compareSignatures(s1, s2); 5741 } 5742 } 5743 5744 /** 5745 * This method should typically only be used when granting or revoking 5746 * permissions, since the app may immediately restart after this call. 5747 * <p> 5748 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5749 * guard your work against the app being relaunched. 5750 */ 5751 private void killUid(int appId, int userId, String reason) { 5752 final long identity = Binder.clearCallingIdentity(); 5753 try { 5754 IActivityManager am = ActivityManager.getService(); 5755 if (am != null) { 5756 try { 5757 am.killUid(appId, userId, reason); 5758 } catch (RemoteException e) { 5759 /* ignore - same process */ 5760 } 5761 } 5762 } finally { 5763 Binder.restoreCallingIdentity(identity); 5764 } 5765 } 5766 5767 /** 5768 * Compares two sets of signatures. Returns: 5769 * <br /> 5770 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5771 * <br /> 5772 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5773 * <br /> 5774 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5775 * <br /> 5776 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5777 * <br /> 5778 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5779 */ 5780 static int compareSignatures(Signature[] s1, Signature[] s2) { 5781 if (s1 == null) { 5782 return s2 == null 5783 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5784 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5785 } 5786 5787 if (s2 == null) { 5788 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5789 } 5790 5791 if (s1.length != s2.length) { 5792 return PackageManager.SIGNATURE_NO_MATCH; 5793 } 5794 5795 // Since both signature sets are of size 1, we can compare without HashSets. 5796 if (s1.length == 1) { 5797 return s1[0].equals(s2[0]) ? 5798 PackageManager.SIGNATURE_MATCH : 5799 PackageManager.SIGNATURE_NO_MATCH; 5800 } 5801 5802 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5803 for (Signature sig : s1) { 5804 set1.add(sig); 5805 } 5806 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5807 for (Signature sig : s2) { 5808 set2.add(sig); 5809 } 5810 // Make sure s2 contains all signatures in s1. 5811 if (set1.equals(set2)) { 5812 return PackageManager.SIGNATURE_MATCH; 5813 } 5814 return PackageManager.SIGNATURE_NO_MATCH; 5815 } 5816 5817 /** 5818 * If the database version for this type of package (internal storage or 5819 * external storage) is less than the version where package signatures 5820 * were updated, return true. 5821 */ 5822 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5823 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5824 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5825 } 5826 5827 /** 5828 * Used for backward compatibility to make sure any packages with 5829 * certificate chains get upgraded to the new style. {@code existingSigs} 5830 * will be in the old format (since they were stored on disk from before the 5831 * system upgrade) and {@code scannedSigs} will be in the newer format. 5832 */ 5833 private int compareSignaturesCompat(PackageSignatures existingSigs, 5834 PackageParser.Package scannedPkg) { 5835 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5836 return PackageManager.SIGNATURE_NO_MATCH; 5837 } 5838 5839 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5840 for (Signature sig : existingSigs.mSignatures) { 5841 existingSet.add(sig); 5842 } 5843 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5844 for (Signature sig : scannedPkg.mSignatures) { 5845 try { 5846 Signature[] chainSignatures = sig.getChainSignatures(); 5847 for (Signature chainSig : chainSignatures) { 5848 scannedCompatSet.add(chainSig); 5849 } 5850 } catch (CertificateEncodingException e) { 5851 scannedCompatSet.add(sig); 5852 } 5853 } 5854 /* 5855 * Make sure the expanded scanned set contains all signatures in the 5856 * existing one. 5857 */ 5858 if (scannedCompatSet.equals(existingSet)) { 5859 // Migrate the old signatures to the new scheme. 5860 existingSigs.assignSignatures(scannedPkg.mSignatures); 5861 // The new KeySets will be re-added later in the scanning process. 5862 synchronized (mPackages) { 5863 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5864 } 5865 return PackageManager.SIGNATURE_MATCH; 5866 } 5867 return PackageManager.SIGNATURE_NO_MATCH; 5868 } 5869 5870 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5871 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5872 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5873 } 5874 5875 private int compareSignaturesRecover(PackageSignatures existingSigs, 5876 PackageParser.Package scannedPkg) { 5877 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5878 return PackageManager.SIGNATURE_NO_MATCH; 5879 } 5880 5881 String msg = null; 5882 try { 5883 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5884 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5885 + scannedPkg.packageName); 5886 return PackageManager.SIGNATURE_MATCH; 5887 } 5888 } catch (CertificateException e) { 5889 msg = e.getMessage(); 5890 } 5891 5892 logCriticalInfo(Log.INFO, 5893 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5894 return PackageManager.SIGNATURE_NO_MATCH; 5895 } 5896 5897 @Override 5898 public List<String> getAllPackages() { 5899 final int callingUid = Binder.getCallingUid(); 5900 final int callingUserId = UserHandle.getUserId(callingUid); 5901 synchronized (mPackages) { 5902 if (canAccessInstantApps(callingUid)) { 5903 return new ArrayList<String>(mPackages.keySet()); 5904 } 5905 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5906 final List<String> result = new ArrayList<>(); 5907 if (instantAppPkgName != null) { 5908 // caller is an instant application; filter unexposed applications 5909 for (PackageParser.Package pkg : mPackages.values()) { 5910 if (!pkg.visibleToInstantApps) { 5911 continue; 5912 } 5913 result.add(pkg.packageName); 5914 } 5915 } else { 5916 // caller is a normal application; filter instant applications 5917 for (PackageParser.Package pkg : mPackages.values()) { 5918 final PackageSetting ps = 5919 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5920 if (ps != null 5921 && ps.getInstantApp(callingUserId) 5922 && !mInstantAppRegistry.isInstantAccessGranted( 5923 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5924 continue; 5925 } 5926 result.add(pkg.packageName); 5927 } 5928 } 5929 return result; 5930 } 5931 } 5932 5933 @Override 5934 public String[] getPackagesForUid(int uid) { 5935 final int callingUid = Binder.getCallingUid(); 5936 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5937 final int userId = UserHandle.getUserId(uid); 5938 uid = UserHandle.getAppId(uid); 5939 // reader 5940 synchronized (mPackages) { 5941 Object obj = mSettings.getUserIdLPr(uid); 5942 if (obj instanceof SharedUserSetting) { 5943 if (isCallerInstantApp) { 5944 return null; 5945 } 5946 final SharedUserSetting sus = (SharedUserSetting) obj; 5947 final int N = sus.packages.size(); 5948 String[] res = new String[N]; 5949 final Iterator<PackageSetting> it = sus.packages.iterator(); 5950 int i = 0; 5951 while (it.hasNext()) { 5952 PackageSetting ps = it.next(); 5953 if (ps.getInstalled(userId)) { 5954 res[i++] = ps.name; 5955 } else { 5956 res = ArrayUtils.removeElement(String.class, res, res[i]); 5957 } 5958 } 5959 return res; 5960 } else if (obj instanceof PackageSetting) { 5961 final PackageSetting ps = (PackageSetting) obj; 5962 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5963 return new String[]{ps.name}; 5964 } 5965 } 5966 } 5967 return null; 5968 } 5969 5970 @Override 5971 public String getNameForUid(int uid) { 5972 final int callingUid = Binder.getCallingUid(); 5973 if (getInstantAppPackageName(callingUid) != null) { 5974 return null; 5975 } 5976 synchronized (mPackages) { 5977 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5978 if (obj instanceof SharedUserSetting) { 5979 final SharedUserSetting sus = (SharedUserSetting) obj; 5980 return sus.name + ":" + sus.userId; 5981 } else if (obj instanceof PackageSetting) { 5982 final PackageSetting ps = (PackageSetting) obj; 5983 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5984 return null; 5985 } 5986 return ps.name; 5987 } 5988 } 5989 return null; 5990 } 5991 5992 @Override 5993 public int getUidForSharedUser(String sharedUserName) { 5994 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5995 return -1; 5996 } 5997 if (sharedUserName == null) { 5998 return -1; 5999 } 6000 // reader 6001 synchronized (mPackages) { 6002 SharedUserSetting suid; 6003 try { 6004 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 6005 if (suid != null) { 6006 return suid.userId; 6007 } 6008 } catch (PackageManagerException ignore) { 6009 // can't happen, but, still need to catch it 6010 } 6011 return -1; 6012 } 6013 } 6014 6015 @Override 6016 public int getFlagsForUid(int uid) { 6017 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 6018 return 0; 6019 } 6020 synchronized (mPackages) { 6021 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 6022 if (obj instanceof SharedUserSetting) { 6023 final SharedUserSetting sus = (SharedUserSetting) obj; 6024 return sus.pkgFlags; 6025 } else if (obj instanceof PackageSetting) { 6026 final PackageSetting ps = (PackageSetting) obj; 6027 return ps.pkgFlags; 6028 } 6029 } 6030 return 0; 6031 } 6032 6033 @Override 6034 public int getPrivateFlagsForUid(int uid) { 6035 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 6036 return 0; 6037 } 6038 synchronized (mPackages) { 6039 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 6040 if (obj instanceof SharedUserSetting) { 6041 final SharedUserSetting sus = (SharedUserSetting) obj; 6042 return sus.pkgPrivateFlags; 6043 } else if (obj instanceof PackageSetting) { 6044 final PackageSetting ps = (PackageSetting) obj; 6045 return ps.pkgPrivateFlags; 6046 } 6047 } 6048 return 0; 6049 } 6050 6051 @Override 6052 public boolean isUidPrivileged(int uid) { 6053 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 6054 return false; 6055 } 6056 uid = UserHandle.getAppId(uid); 6057 // reader 6058 synchronized (mPackages) { 6059 Object obj = mSettings.getUserIdLPr(uid); 6060 if (obj instanceof SharedUserSetting) { 6061 final SharedUserSetting sus = (SharedUserSetting) obj; 6062 final Iterator<PackageSetting> it = sus.packages.iterator(); 6063 while (it.hasNext()) { 6064 if (it.next().isPrivileged()) { 6065 return true; 6066 } 6067 } 6068 } else if (obj instanceof PackageSetting) { 6069 final PackageSetting ps = (PackageSetting) obj; 6070 return ps.isPrivileged(); 6071 } 6072 } 6073 return false; 6074 } 6075 6076 @Override 6077 public String[] getAppOpPermissionPackages(String permissionName) { 6078 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 6079 return null; 6080 } 6081 synchronized (mPackages) { 6082 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 6083 if (pkgs == null) { 6084 return null; 6085 } 6086 return pkgs.toArray(new String[pkgs.size()]); 6087 } 6088 } 6089 6090 @Override 6091 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 6092 int flags, int userId) { 6093 return resolveIntentInternal( 6094 intent, resolvedType, flags, userId, false /*includeInstantApps*/); 6095 } 6096 6097 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 6098 int flags, int userId, boolean resolveForStart) { 6099 try { 6100 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 6101 6102 if (!sUserManager.exists(userId)) return null; 6103 final int callingUid = Binder.getCallingUid(); 6104 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 6105 enforceCrossUserPermission(callingUid, userId, 6106 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 6107 6108 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6109 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 6110 flags, userId, resolveForStart); 6111 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6112 6113 final ResolveInfo bestChoice = 6114 chooseBestActivity(intent, resolvedType, flags, query, userId); 6115 return bestChoice; 6116 } finally { 6117 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6118 } 6119 } 6120 6121 @Override 6122 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 6123 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 6124 throw new SecurityException( 6125 "findPersistentPreferredActivity can only be run by the system"); 6126 } 6127 if (!sUserManager.exists(userId)) { 6128 return null; 6129 } 6130 final int callingUid = Binder.getCallingUid(); 6131 intent = updateIntentForResolve(intent); 6132 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 6133 final int flags = updateFlagsForResolve( 6134 0, userId, intent, callingUid, false /*includeInstantApps*/); 6135 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 6136 userId); 6137 synchronized (mPackages) { 6138 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 6139 userId); 6140 } 6141 } 6142 6143 @Override 6144 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 6145 IntentFilter filter, int match, ComponentName activity) { 6146 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 6147 return; 6148 } 6149 final int userId = UserHandle.getCallingUserId(); 6150 if (DEBUG_PREFERRED) { 6151 Log.v(TAG, "setLastChosenActivity intent=" + intent 6152 + " resolvedType=" + resolvedType 6153 + " flags=" + flags 6154 + " filter=" + filter 6155 + " match=" + match 6156 + " activity=" + activity); 6157 filter.dump(new PrintStreamPrinter(System.out), " "); 6158 } 6159 intent.setComponent(null); 6160 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 6161 userId); 6162 // Find any earlier preferred or last chosen entries and nuke them 6163 findPreferredActivity(intent, resolvedType, 6164 flags, query, 0, false, true, false, userId); 6165 // Add the new activity as the last chosen for this filter 6166 addPreferredActivityInternal(filter, match, null, activity, false, userId, 6167 "Setting last chosen"); 6168 } 6169 6170 @Override 6171 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 6172 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 6173 return null; 6174 } 6175 final int userId = UserHandle.getCallingUserId(); 6176 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 6177 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 6178 userId); 6179 return findPreferredActivity(intent, resolvedType, flags, query, 0, 6180 false, false, false, userId); 6181 } 6182 6183 /** 6184 * Returns whether or not instant apps have been disabled remotely. 6185 */ 6186 private boolean isEphemeralDisabled() { 6187 return mEphemeralAppsDisabled; 6188 } 6189 6190 private boolean isInstantAppAllowed( 6191 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 6192 boolean skipPackageCheck) { 6193 if (mInstantAppResolverConnection == null) { 6194 return false; 6195 } 6196 if (mInstantAppInstallerActivity == null) { 6197 return false; 6198 } 6199 if (intent.getComponent() != null) { 6200 return false; 6201 } 6202 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 6203 return false; 6204 } 6205 if (!skipPackageCheck && intent.getPackage() != null) { 6206 return false; 6207 } 6208 final boolean isWebUri = hasWebURI(intent); 6209 if (!isWebUri || intent.getData().getHost() == null) { 6210 return false; 6211 } 6212 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 6213 // Or if there's already an ephemeral app installed that handles the action 6214 synchronized (mPackages) { 6215 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 6216 for (int n = 0; n < count; n++) { 6217 final ResolveInfo info = resolvedActivities.get(n); 6218 final String packageName = info.activityInfo.packageName; 6219 final PackageSetting ps = mSettings.mPackages.get(packageName); 6220 if (ps != null) { 6221 // only check domain verification status if the app is not a browser 6222 if (!info.handleAllWebDataURI) { 6223 // Try to get the status from User settings first 6224 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6225 final int status = (int) (packedStatus >> 32); 6226 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6227 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6228 if (DEBUG_EPHEMERAL) { 6229 Slog.v(TAG, "DENY instant app;" 6230 + " pkg: " + packageName + ", status: " + status); 6231 } 6232 return false; 6233 } 6234 } 6235 if (ps.getInstantApp(userId)) { 6236 if (DEBUG_EPHEMERAL) { 6237 Slog.v(TAG, "DENY instant app installed;" 6238 + " pkg: " + packageName); 6239 } 6240 return false; 6241 } 6242 } 6243 } 6244 } 6245 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6246 return true; 6247 } 6248 6249 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6250 Intent origIntent, String resolvedType, String callingPackage, 6251 Bundle verificationBundle, int userId) { 6252 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6253 new InstantAppRequest(responseObj, origIntent, resolvedType, 6254 callingPackage, userId, verificationBundle)); 6255 mHandler.sendMessage(msg); 6256 } 6257 6258 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6259 int flags, List<ResolveInfo> query, int userId) { 6260 if (query != null) { 6261 final int N = query.size(); 6262 if (N == 1) { 6263 return query.get(0); 6264 } else if (N > 1) { 6265 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6266 // If there is more than one activity with the same priority, 6267 // then let the user decide between them. 6268 ResolveInfo r0 = query.get(0); 6269 ResolveInfo r1 = query.get(1); 6270 if (DEBUG_INTENT_MATCHING || debug) { 6271 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6272 + r1.activityInfo.name + "=" + r1.priority); 6273 } 6274 // If the first activity has a higher priority, or a different 6275 // default, then it is always desirable to pick it. 6276 if (r0.priority != r1.priority 6277 || r0.preferredOrder != r1.preferredOrder 6278 || r0.isDefault != r1.isDefault) { 6279 return query.get(0); 6280 } 6281 // If we have saved a preference for a preferred activity for 6282 // this Intent, use that. 6283 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6284 flags, query, r0.priority, true, false, debug, userId); 6285 if (ri != null) { 6286 return ri; 6287 } 6288 // If we have an ephemeral app, use it 6289 for (int i = 0; i < N; i++) { 6290 ri = query.get(i); 6291 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6292 final String packageName = ri.activityInfo.packageName; 6293 final PackageSetting ps = mSettings.mPackages.get(packageName); 6294 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6295 final int status = (int)(packedStatus >> 32); 6296 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6297 return ri; 6298 } 6299 } 6300 } 6301 ri = new ResolveInfo(mResolveInfo); 6302 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6303 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6304 // If all of the options come from the same package, show the application's 6305 // label and icon instead of the generic resolver's. 6306 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6307 // and then throw away the ResolveInfo itself, meaning that the caller loses 6308 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6309 // a fallback for this case; we only set the target package's resources on 6310 // the ResolveInfo, not the ActivityInfo. 6311 final String intentPackage = intent.getPackage(); 6312 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6313 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6314 ri.resolvePackageName = intentPackage; 6315 if (userNeedsBadging(userId)) { 6316 ri.noResourceId = true; 6317 } else { 6318 ri.icon = appi.icon; 6319 } 6320 ri.iconResourceId = appi.icon; 6321 ri.labelRes = appi.labelRes; 6322 } 6323 ri.activityInfo.applicationInfo = new ApplicationInfo( 6324 ri.activityInfo.applicationInfo); 6325 if (userId != 0) { 6326 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6327 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6328 } 6329 // Make sure that the resolver is displayable in car mode 6330 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6331 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6332 return ri; 6333 } 6334 } 6335 return null; 6336 } 6337 6338 /** 6339 * Return true if the given list is not empty and all of its contents have 6340 * an activityInfo with the given package name. 6341 */ 6342 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6343 if (ArrayUtils.isEmpty(list)) { 6344 return false; 6345 } 6346 for (int i = 0, N = list.size(); i < N; i++) { 6347 final ResolveInfo ri = list.get(i); 6348 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6349 if (ai == null || !packageName.equals(ai.packageName)) { 6350 return false; 6351 } 6352 } 6353 return true; 6354 } 6355 6356 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6357 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6358 final int N = query.size(); 6359 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6360 .get(userId); 6361 // Get the list of persistent preferred activities that handle the intent 6362 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6363 List<PersistentPreferredActivity> pprefs = ppir != null 6364 ? ppir.queryIntent(intent, resolvedType, 6365 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6366 userId) 6367 : null; 6368 if (pprefs != null && pprefs.size() > 0) { 6369 final int M = pprefs.size(); 6370 for (int i=0; i<M; i++) { 6371 final PersistentPreferredActivity ppa = pprefs.get(i); 6372 if (DEBUG_PREFERRED || debug) { 6373 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6374 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6375 + "\n component=" + ppa.mComponent); 6376 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6377 } 6378 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6379 flags | MATCH_DISABLED_COMPONENTS, userId); 6380 if (DEBUG_PREFERRED || debug) { 6381 Slog.v(TAG, "Found persistent preferred activity:"); 6382 if (ai != null) { 6383 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6384 } else { 6385 Slog.v(TAG, " null"); 6386 } 6387 } 6388 if (ai == null) { 6389 // This previously registered persistent preferred activity 6390 // component is no longer known. Ignore it and do NOT remove it. 6391 continue; 6392 } 6393 for (int j=0; j<N; j++) { 6394 final ResolveInfo ri = query.get(j); 6395 if (!ri.activityInfo.applicationInfo.packageName 6396 .equals(ai.applicationInfo.packageName)) { 6397 continue; 6398 } 6399 if (!ri.activityInfo.name.equals(ai.name)) { 6400 continue; 6401 } 6402 // Found a persistent preference that can handle the intent. 6403 if (DEBUG_PREFERRED || debug) { 6404 Slog.v(TAG, "Returning persistent preferred activity: " + 6405 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6406 } 6407 return ri; 6408 } 6409 } 6410 } 6411 return null; 6412 } 6413 6414 // TODO: handle preferred activities missing while user has amnesia 6415 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6416 List<ResolveInfo> query, int priority, boolean always, 6417 boolean removeMatches, boolean debug, int userId) { 6418 if (!sUserManager.exists(userId)) return null; 6419 final int callingUid = Binder.getCallingUid(); 6420 flags = updateFlagsForResolve( 6421 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6422 intent = updateIntentForResolve(intent); 6423 // writer 6424 synchronized (mPackages) { 6425 // Try to find a matching persistent preferred activity. 6426 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6427 debug, userId); 6428 6429 // If a persistent preferred activity matched, use it. 6430 if (pri != null) { 6431 return pri; 6432 } 6433 6434 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6435 // Get the list of preferred activities that handle the intent 6436 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6437 List<PreferredActivity> prefs = pir != null 6438 ? pir.queryIntent(intent, resolvedType, 6439 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6440 userId) 6441 : null; 6442 if (prefs != null && prefs.size() > 0) { 6443 boolean changed = false; 6444 try { 6445 // First figure out how good the original match set is. 6446 // We will only allow preferred activities that came 6447 // from the same match quality. 6448 int match = 0; 6449 6450 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6451 6452 final int N = query.size(); 6453 for (int j=0; j<N; j++) { 6454 final ResolveInfo ri = query.get(j); 6455 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6456 + ": 0x" + Integer.toHexString(match)); 6457 if (ri.match > match) { 6458 match = ri.match; 6459 } 6460 } 6461 6462 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6463 + Integer.toHexString(match)); 6464 6465 match &= IntentFilter.MATCH_CATEGORY_MASK; 6466 final int M = prefs.size(); 6467 for (int i=0; i<M; i++) { 6468 final PreferredActivity pa = prefs.get(i); 6469 if (DEBUG_PREFERRED || debug) { 6470 Slog.v(TAG, "Checking PreferredActivity ds=" 6471 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6472 + "\n component=" + pa.mPref.mComponent); 6473 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6474 } 6475 if (pa.mPref.mMatch != match) { 6476 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6477 + Integer.toHexString(pa.mPref.mMatch)); 6478 continue; 6479 } 6480 // If it's not an "always" type preferred activity and that's what we're 6481 // looking for, skip it. 6482 if (always && !pa.mPref.mAlways) { 6483 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6484 continue; 6485 } 6486 final ActivityInfo ai = getActivityInfo( 6487 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6488 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6489 userId); 6490 if (DEBUG_PREFERRED || debug) { 6491 Slog.v(TAG, "Found preferred activity:"); 6492 if (ai != null) { 6493 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6494 } else { 6495 Slog.v(TAG, " null"); 6496 } 6497 } 6498 if (ai == null) { 6499 // This previously registered preferred activity 6500 // component is no longer known. Most likely an update 6501 // to the app was installed and in the new version this 6502 // component no longer exists. Clean it up by removing 6503 // it from the preferred activities list, and skip it. 6504 Slog.w(TAG, "Removing dangling preferred activity: " 6505 + pa.mPref.mComponent); 6506 pir.removeFilter(pa); 6507 changed = true; 6508 continue; 6509 } 6510 for (int j=0; j<N; j++) { 6511 final ResolveInfo ri = query.get(j); 6512 if (!ri.activityInfo.applicationInfo.packageName 6513 .equals(ai.applicationInfo.packageName)) { 6514 continue; 6515 } 6516 if (!ri.activityInfo.name.equals(ai.name)) { 6517 continue; 6518 } 6519 6520 if (removeMatches) { 6521 pir.removeFilter(pa); 6522 changed = true; 6523 if (DEBUG_PREFERRED) { 6524 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6525 } 6526 break; 6527 } 6528 6529 // Okay we found a previously set preferred or last chosen app. 6530 // If the result set is different from when this 6531 // was created, we need to clear it and re-ask the 6532 // user their preference, if we're looking for an "always" type entry. 6533 if (always && !pa.mPref.sameSet(query)) { 6534 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6535 + intent + " type " + resolvedType); 6536 if (DEBUG_PREFERRED) { 6537 Slog.v(TAG, "Removing preferred activity since set changed " 6538 + pa.mPref.mComponent); 6539 } 6540 pir.removeFilter(pa); 6541 // Re-add the filter as a "last chosen" entry (!always) 6542 PreferredActivity lastChosen = new PreferredActivity( 6543 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6544 pir.addFilter(lastChosen); 6545 changed = true; 6546 return null; 6547 } 6548 6549 // Yay! Either the set matched or we're looking for the last chosen 6550 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6551 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6552 return ri; 6553 } 6554 } 6555 } finally { 6556 if (changed) { 6557 if (DEBUG_PREFERRED) { 6558 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6559 } 6560 scheduleWritePackageRestrictionsLocked(userId); 6561 } 6562 } 6563 } 6564 } 6565 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6566 return null; 6567 } 6568 6569 /* 6570 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6571 */ 6572 @Override 6573 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6574 int targetUserId) { 6575 mContext.enforceCallingOrSelfPermission( 6576 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6577 List<CrossProfileIntentFilter> matches = 6578 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6579 if (matches != null) { 6580 int size = matches.size(); 6581 for (int i = 0; i < size; i++) { 6582 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6583 } 6584 } 6585 if (hasWebURI(intent)) { 6586 // cross-profile app linking works only towards the parent. 6587 final int callingUid = Binder.getCallingUid(); 6588 final UserInfo parent = getProfileParent(sourceUserId); 6589 synchronized(mPackages) { 6590 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6591 false /*includeInstantApps*/); 6592 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6593 intent, resolvedType, flags, sourceUserId, parent.id); 6594 return xpDomainInfo != null; 6595 } 6596 } 6597 return false; 6598 } 6599 6600 private UserInfo getProfileParent(int userId) { 6601 final long identity = Binder.clearCallingIdentity(); 6602 try { 6603 return sUserManager.getProfileParent(userId); 6604 } finally { 6605 Binder.restoreCallingIdentity(identity); 6606 } 6607 } 6608 6609 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6610 String resolvedType, int userId) { 6611 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6612 if (resolver != null) { 6613 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6614 } 6615 return null; 6616 } 6617 6618 @Override 6619 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6620 String resolvedType, int flags, int userId) { 6621 try { 6622 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6623 6624 return new ParceledListSlice<>( 6625 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6626 } finally { 6627 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6628 } 6629 } 6630 6631 /** 6632 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6633 * instant, returns {@code null}. 6634 */ 6635 private String getInstantAppPackageName(int callingUid) { 6636 synchronized (mPackages) { 6637 // If the caller is an isolated app use the owner's uid for the lookup. 6638 if (Process.isIsolated(callingUid)) { 6639 callingUid = mIsolatedOwners.get(callingUid); 6640 } 6641 final int appId = UserHandle.getAppId(callingUid); 6642 final Object obj = mSettings.getUserIdLPr(appId); 6643 if (obj instanceof PackageSetting) { 6644 final PackageSetting ps = (PackageSetting) obj; 6645 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6646 return isInstantApp ? ps.pkg.packageName : null; 6647 } 6648 } 6649 return null; 6650 } 6651 6652 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6653 String resolvedType, int flags, int userId) { 6654 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6655 } 6656 6657 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6658 String resolvedType, int flags, int userId, boolean resolveForStart) { 6659 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6660 final int callingUid = Binder.getCallingUid(); 6661 final String instantAppPkgName = getInstantAppPackageName(callingUid); 6662 enforceCrossUserPermission(callingUid, userId, 6663 false /* requireFullPermission */, false /* checkShell */, 6664 "query intent activities"); 6665 final String pkgName = intent.getPackage(); 6666 ComponentName comp = intent.getComponent(); 6667 if (comp == null) { 6668 if (intent.getSelector() != null) { 6669 intent = intent.getSelector(); 6670 comp = intent.getComponent(); 6671 } 6672 } 6673 6674 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart, 6675 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6676 if (comp != null) { 6677 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6678 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6679 if (ai != null) { 6680 // When specifying an explicit component, we prevent the activity from being 6681 // used when either 1) the calling package is normal and the activity is within 6682 // an ephemeral application or 2) the calling package is ephemeral and the 6683 // activity is not visible to ephemeral applications. 6684 final boolean matchInstantApp = 6685 (flags & PackageManager.MATCH_INSTANT) != 0; 6686 final boolean matchVisibleToInstantAppOnly = 6687 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6688 final boolean matchExplicitlyVisibleOnly = 6689 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6690 final boolean isCallerInstantApp = 6691 instantAppPkgName != null; 6692 final boolean isTargetSameInstantApp = 6693 comp.getPackageName().equals(instantAppPkgName); 6694 final boolean isTargetInstantApp = 6695 (ai.applicationInfo.privateFlags 6696 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6697 final boolean isTargetVisibleToInstantApp = 6698 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6699 final boolean isTargetExplicitlyVisibleToInstantApp = 6700 isTargetVisibleToInstantApp 6701 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6702 final boolean isTargetHiddenFromInstantApp = 6703 !isTargetVisibleToInstantApp 6704 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6705 final boolean blockResolution = 6706 !isTargetSameInstantApp 6707 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6708 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6709 && isTargetHiddenFromInstantApp)); 6710 if (!blockResolution) { 6711 final ResolveInfo ri = new ResolveInfo(); 6712 ri.activityInfo = ai; 6713 list.add(ri); 6714 } 6715 } 6716 return applyPostResolutionFilter(list, instantAppPkgName); 6717 } 6718 6719 // reader 6720 boolean sortResult = false; 6721 boolean addEphemeral = false; 6722 List<ResolveInfo> result; 6723 final boolean ephemeralDisabled = isEphemeralDisabled(); 6724 synchronized (mPackages) { 6725 if (pkgName == null) { 6726 List<CrossProfileIntentFilter> matchingFilters = 6727 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6728 // Check for results that need to skip the current profile. 6729 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6730 resolvedType, flags, userId); 6731 if (xpResolveInfo != null) { 6732 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6733 xpResult.add(xpResolveInfo); 6734 return applyPostResolutionFilter( 6735 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6736 } 6737 6738 // Check for results in the current profile. 6739 result = filterIfNotSystemUser(mActivities.queryIntent( 6740 intent, resolvedType, flags, userId), userId); 6741 addEphemeral = !ephemeralDisabled 6742 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6743 // Check for cross profile results. 6744 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6745 xpResolveInfo = queryCrossProfileIntents( 6746 matchingFilters, intent, resolvedType, flags, userId, 6747 hasNonNegativePriorityResult); 6748 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6749 boolean isVisibleToUser = filterIfNotSystemUser( 6750 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6751 if (isVisibleToUser) { 6752 result.add(xpResolveInfo); 6753 sortResult = true; 6754 } 6755 } 6756 if (hasWebURI(intent)) { 6757 CrossProfileDomainInfo xpDomainInfo = null; 6758 final UserInfo parent = getProfileParent(userId); 6759 if (parent != null) { 6760 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6761 flags, userId, parent.id); 6762 } 6763 if (xpDomainInfo != null) { 6764 if (xpResolveInfo != null) { 6765 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6766 // in the result. 6767 result.remove(xpResolveInfo); 6768 } 6769 if (result.size() == 0 && !addEphemeral) { 6770 // No result in current profile, but found candidate in parent user. 6771 // And we are not going to add emphemeral app, so we can return the 6772 // result straight away. 6773 result.add(xpDomainInfo.resolveInfo); 6774 return applyPostResolutionFilter(result, instantAppPkgName); 6775 } 6776 } else if (result.size() <= 1 && !addEphemeral) { 6777 // No result in parent user and <= 1 result in current profile, and we 6778 // are not going to add emphemeral app, so we can return the result without 6779 // further processing. 6780 return applyPostResolutionFilter(result, instantAppPkgName); 6781 } 6782 // We have more than one candidate (combining results from current and parent 6783 // profile), so we need filtering and sorting. 6784 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6785 intent, flags, result, xpDomainInfo, userId); 6786 sortResult = true; 6787 } 6788 } else { 6789 final PackageParser.Package pkg = mPackages.get(pkgName); 6790 result = null; 6791 if (pkg != null) { 6792 result = filterIfNotSystemUser( 6793 mActivities.queryIntentForPackage( 6794 intent, resolvedType, flags, pkg.activities, userId), 6795 userId); 6796 } 6797 if (result == null || result.size() == 0) { 6798 // the caller wants to resolve for a particular package; however, there 6799 // were no installed results, so, try to find an ephemeral result 6800 addEphemeral = !ephemeralDisabled 6801 && isInstantAppAllowed( 6802 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6803 if (result == null) { 6804 result = new ArrayList<>(); 6805 } 6806 } 6807 } 6808 } 6809 if (addEphemeral) { 6810 result = maybeAddInstantAppInstaller(result, intent, resolvedType, flags, userId); 6811 } 6812 if (sortResult) { 6813 Collections.sort(result, mResolvePrioritySorter); 6814 } 6815 return applyPostResolutionFilter(result, instantAppPkgName); 6816 } 6817 6818 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6819 String resolvedType, int flags, int userId) { 6820 // first, check to see if we've got an instant app already installed 6821 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6822 ResolveInfo localInstantApp = null; 6823 boolean blockResolution = false; 6824 if (!alreadyResolvedLocally) { 6825 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6826 flags 6827 | PackageManager.GET_RESOLVED_FILTER 6828 | PackageManager.MATCH_INSTANT 6829 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6830 userId); 6831 for (int i = instantApps.size() - 1; i >= 0; --i) { 6832 final ResolveInfo info = instantApps.get(i); 6833 final String packageName = info.activityInfo.packageName; 6834 final PackageSetting ps = mSettings.mPackages.get(packageName); 6835 if (ps.getInstantApp(userId)) { 6836 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6837 final int status = (int)(packedStatus >> 32); 6838 final int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6839 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6840 // there's a local instant application installed, but, the user has 6841 // chosen to never use it; skip resolution and don't acknowledge 6842 // an instant application is even available 6843 if (DEBUG_EPHEMERAL) { 6844 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6845 } 6846 blockResolution = true; 6847 break; 6848 } else { 6849 // we have a locally installed instant application; skip resolution 6850 // but acknowledge there's an instant application available 6851 if (DEBUG_EPHEMERAL) { 6852 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6853 } 6854 localInstantApp = info; 6855 break; 6856 } 6857 } 6858 } 6859 } 6860 // no app installed, let's see if one's available 6861 AuxiliaryResolveInfo auxiliaryResponse = null; 6862 if (!blockResolution) { 6863 if (localInstantApp == null) { 6864 // we don't have an instant app locally, resolve externally 6865 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6866 final InstantAppRequest requestObject = new InstantAppRequest( 6867 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6868 null /*callingPackage*/, userId, null /*verificationBundle*/); 6869 auxiliaryResponse = 6870 InstantAppResolver.doInstantAppResolutionPhaseOne( 6871 mContext, mInstantAppResolverConnection, requestObject); 6872 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6873 } else { 6874 // we have an instant application locally, but, we can't admit that since 6875 // callers shouldn't be able to determine prior browsing. create a dummy 6876 // auxiliary response so the downstream code behaves as if there's an 6877 // instant application available externally. when it comes time to start 6878 // the instant application, we'll do the right thing. 6879 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6880 auxiliaryResponse = new AuxiliaryResolveInfo( 6881 ai.packageName, null /*splitName*/, ai.versionCode, null /*failureIntent*/); 6882 } 6883 } 6884 if (auxiliaryResponse != null) { 6885 if (DEBUG_EPHEMERAL) { 6886 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6887 } 6888 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6889 final PackageSetting ps = 6890 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6891 if (ps != null) { 6892 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6893 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6894 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6895 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6896 // make sure this resolver is the default 6897 ephemeralInstaller.isDefault = true; 6898 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6899 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6900 // add a non-generic filter 6901 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6902 ephemeralInstaller.filter.addDataPath( 6903 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6904 ephemeralInstaller.isInstantAppAvailable = true; 6905 result.add(ephemeralInstaller); 6906 } 6907 } 6908 return result; 6909 } 6910 6911 private static class CrossProfileDomainInfo { 6912 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6913 ResolveInfo resolveInfo; 6914 /* Best domain verification status of the activities found in the other profile */ 6915 int bestDomainVerificationStatus; 6916 } 6917 6918 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6919 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6920 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6921 sourceUserId)) { 6922 return null; 6923 } 6924 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6925 resolvedType, flags, parentUserId); 6926 6927 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6928 return null; 6929 } 6930 CrossProfileDomainInfo result = null; 6931 int size = resultTargetUser.size(); 6932 for (int i = 0; i < size; i++) { 6933 ResolveInfo riTargetUser = resultTargetUser.get(i); 6934 // Intent filter verification is only for filters that specify a host. So don't return 6935 // those that handle all web uris. 6936 if (riTargetUser.handleAllWebDataURI) { 6937 continue; 6938 } 6939 String packageName = riTargetUser.activityInfo.packageName; 6940 PackageSetting ps = mSettings.mPackages.get(packageName); 6941 if (ps == null) { 6942 continue; 6943 } 6944 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6945 int status = (int)(verificationState >> 32); 6946 if (result == null) { 6947 result = new CrossProfileDomainInfo(); 6948 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6949 sourceUserId, parentUserId); 6950 result.bestDomainVerificationStatus = status; 6951 } else { 6952 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6953 result.bestDomainVerificationStatus); 6954 } 6955 } 6956 // Don't consider matches with status NEVER across profiles. 6957 if (result != null && result.bestDomainVerificationStatus 6958 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6959 return null; 6960 } 6961 return result; 6962 } 6963 6964 /** 6965 * Verification statuses are ordered from the worse to the best, except for 6966 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6967 */ 6968 private int bestDomainVerificationStatus(int status1, int status2) { 6969 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6970 return status2; 6971 } 6972 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6973 return status1; 6974 } 6975 return (int) MathUtils.max(status1, status2); 6976 } 6977 6978 private boolean isUserEnabled(int userId) { 6979 long callingId = Binder.clearCallingIdentity(); 6980 try { 6981 UserInfo userInfo = sUserManager.getUserInfo(userId); 6982 return userInfo != null && userInfo.isEnabled(); 6983 } finally { 6984 Binder.restoreCallingIdentity(callingId); 6985 } 6986 } 6987 6988 /** 6989 * Filter out activities with systemUserOnly flag set, when current user is not System. 6990 * 6991 * @return filtered list 6992 */ 6993 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6994 if (userId == UserHandle.USER_SYSTEM) { 6995 return resolveInfos; 6996 } 6997 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6998 ResolveInfo info = resolveInfos.get(i); 6999 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 7000 resolveInfos.remove(i); 7001 } 7002 } 7003 return resolveInfos; 7004 } 7005 7006 /** 7007 * Filters out ephemeral activities. 7008 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 7009 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 7010 * 7011 * @param resolveInfos The pre-filtered list of resolved activities 7012 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 7013 * is performed. 7014 * @return A filtered list of resolved activities. 7015 */ 7016 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 7017 String ephemeralPkgName) { 7018 // TODO: When adding on-demand split support for non-instant apps, remove this check 7019 // and always apply post filtering 7020 if (ephemeralPkgName == null) { 7021 return resolveInfos; 7022 } 7023 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7024 final ResolveInfo info = resolveInfos.get(i); 7025 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 7026 // allow activities that are defined in the provided package 7027 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 7028 if (info.activityInfo.splitName != null 7029 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 7030 info.activityInfo.splitName)) { 7031 // requested activity is defined in a split that hasn't been installed yet. 7032 // add the installer to the resolve list 7033 if (DEBUG_EPHEMERAL) { 7034 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7035 } 7036 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7037 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7038 info.activityInfo.packageName, info.activityInfo.splitName, 7039 info.activityInfo.applicationInfo.versionCode, null /*failureIntent*/); 7040 // make sure this resolver is the default 7041 installerInfo.isDefault = true; 7042 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7043 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7044 // add a non-generic filter 7045 installerInfo.filter = new IntentFilter(); 7046 // load resources from the correct package 7047 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7048 resolveInfos.set(i, installerInfo); 7049 } 7050 continue; 7051 } 7052 // allow activities that have been explicitly exposed to ephemeral apps 7053 if (!isEphemeralApp 7054 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7055 continue; 7056 } 7057 resolveInfos.remove(i); 7058 } 7059 return resolveInfos; 7060 } 7061 7062 /** 7063 * @param resolveInfos list of resolve infos in descending priority order 7064 * @return if the list contains a resolve info with non-negative priority 7065 */ 7066 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 7067 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 7068 } 7069 7070 private static boolean hasWebURI(Intent intent) { 7071 if (intent.getData() == null) { 7072 return false; 7073 } 7074 final String scheme = intent.getScheme(); 7075 if (TextUtils.isEmpty(scheme)) { 7076 return false; 7077 } 7078 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 7079 } 7080 7081 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 7082 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 7083 int userId) { 7084 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 7085 7086 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7087 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 7088 candidates.size()); 7089 } 7090 7091 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 7092 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 7093 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 7094 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 7095 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 7096 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 7097 7098 synchronized (mPackages) { 7099 final int count = candidates.size(); 7100 // First, try to use linked apps. Partition the candidates into four lists: 7101 // one for the final results, one for the "do not use ever", one for "undefined status" 7102 // and finally one for "browser app type". 7103 for (int n=0; n<count; n++) { 7104 ResolveInfo info = candidates.get(n); 7105 String packageName = info.activityInfo.packageName; 7106 PackageSetting ps = mSettings.mPackages.get(packageName); 7107 if (ps != null) { 7108 // Add to the special match all list (Browser use case) 7109 if (info.handleAllWebDataURI) { 7110 matchAllList.add(info); 7111 continue; 7112 } 7113 // Try to get the status from User settings first 7114 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 7115 int status = (int)(packedStatus >> 32); 7116 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 7117 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 7118 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7119 Slog.i(TAG, " + always: " + info.activityInfo.packageName 7120 + " : linkgen=" + linkGeneration); 7121 } 7122 // Use link-enabled generation as preferredOrder, i.e. 7123 // prefer newly-enabled over earlier-enabled. 7124 info.preferredOrder = linkGeneration; 7125 alwaysList.add(info); 7126 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 7127 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7128 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 7129 } 7130 neverList.add(info); 7131 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 7132 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7133 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 7134 } 7135 alwaysAskList.add(info); 7136 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 7137 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 7138 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7139 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 7140 } 7141 undefinedList.add(info); 7142 } 7143 } 7144 } 7145 7146 // We'll want to include browser possibilities in a few cases 7147 boolean includeBrowser = false; 7148 7149 // First try to add the "always" resolution(s) for the current user, if any 7150 if (alwaysList.size() > 0) { 7151 result.addAll(alwaysList); 7152 } else { 7153 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7154 result.addAll(undefinedList); 7155 // Maybe add one for the other profile. 7156 if (xpDomainInfo != null && ( 7157 xpDomainInfo.bestDomainVerificationStatus 7158 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7159 result.add(xpDomainInfo.resolveInfo); 7160 } 7161 includeBrowser = true; 7162 } 7163 7164 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7165 // If there were 'always' entries their preferred order has been set, so we also 7166 // back that off to make the alternatives equivalent 7167 if (alwaysAskList.size() > 0) { 7168 for (ResolveInfo i : result) { 7169 i.preferredOrder = 0; 7170 } 7171 result.addAll(alwaysAskList); 7172 includeBrowser = true; 7173 } 7174 7175 if (includeBrowser) { 7176 // Also add browsers (all of them or only the default one) 7177 if (DEBUG_DOMAIN_VERIFICATION) { 7178 Slog.v(TAG, " ...including browsers in candidate set"); 7179 } 7180 if ((matchFlags & MATCH_ALL) != 0) { 7181 result.addAll(matchAllList); 7182 } else { 7183 // Browser/generic handling case. If there's a default browser, go straight 7184 // to that (but only if there is no other higher-priority match). 7185 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7186 int maxMatchPrio = 0; 7187 ResolveInfo defaultBrowserMatch = null; 7188 final int numCandidates = matchAllList.size(); 7189 for (int n = 0; n < numCandidates; n++) { 7190 ResolveInfo info = matchAllList.get(n); 7191 // track the highest overall match priority... 7192 if (info.priority > maxMatchPrio) { 7193 maxMatchPrio = info.priority; 7194 } 7195 // ...and the highest-priority default browser match 7196 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7197 if (defaultBrowserMatch == null 7198 || (defaultBrowserMatch.priority < info.priority)) { 7199 if (debug) { 7200 Slog.v(TAG, "Considering default browser match " + info); 7201 } 7202 defaultBrowserMatch = info; 7203 } 7204 } 7205 } 7206 if (defaultBrowserMatch != null 7207 && defaultBrowserMatch.priority >= maxMatchPrio 7208 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7209 { 7210 if (debug) { 7211 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7212 } 7213 result.add(defaultBrowserMatch); 7214 } else { 7215 result.addAll(matchAllList); 7216 } 7217 } 7218 7219 // If there is nothing selected, add all candidates and remove the ones that the user 7220 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7221 if (result.size() == 0) { 7222 result.addAll(candidates); 7223 result.removeAll(neverList); 7224 } 7225 } 7226 } 7227 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7228 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7229 result.size()); 7230 for (ResolveInfo info : result) { 7231 Slog.v(TAG, " + " + info.activityInfo); 7232 } 7233 } 7234 return result; 7235 } 7236 7237 // Returns a packed value as a long: 7238 // 7239 // high 'int'-sized word: link status: undefined/ask/never/always. 7240 // low 'int'-sized word: relative priority among 'always' results. 7241 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7242 long result = ps.getDomainVerificationStatusForUser(userId); 7243 // if none available, get the master status 7244 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7245 if (ps.getIntentFilterVerificationInfo() != null) { 7246 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7247 } 7248 } 7249 return result; 7250 } 7251 7252 private ResolveInfo querySkipCurrentProfileIntents( 7253 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7254 int flags, int sourceUserId) { 7255 if (matchingFilters != null) { 7256 int size = matchingFilters.size(); 7257 for (int i = 0; i < size; i ++) { 7258 CrossProfileIntentFilter filter = matchingFilters.get(i); 7259 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7260 // Checking if there are activities in the target user that can handle the 7261 // intent. 7262 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7263 resolvedType, flags, sourceUserId); 7264 if (resolveInfo != null) { 7265 return resolveInfo; 7266 } 7267 } 7268 } 7269 } 7270 return null; 7271 } 7272 7273 // Return matching ResolveInfo in target user if any. 7274 private ResolveInfo queryCrossProfileIntents( 7275 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7276 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7277 if (matchingFilters != null) { 7278 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7279 // match the same intent. For performance reasons, it is better not to 7280 // run queryIntent twice for the same userId 7281 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7282 int size = matchingFilters.size(); 7283 for (int i = 0; i < size; i++) { 7284 CrossProfileIntentFilter filter = matchingFilters.get(i); 7285 int targetUserId = filter.getTargetUserId(); 7286 boolean skipCurrentProfile = 7287 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7288 boolean skipCurrentProfileIfNoMatchFound = 7289 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7290 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7291 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7292 // Checking if there are activities in the target user that can handle the 7293 // intent. 7294 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7295 resolvedType, flags, sourceUserId); 7296 if (resolveInfo != null) return resolveInfo; 7297 alreadyTriedUserIds.put(targetUserId, true); 7298 } 7299 } 7300 } 7301 return null; 7302 } 7303 7304 /** 7305 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7306 * will forward the intent to the filter's target user. 7307 * Otherwise, returns null. 7308 */ 7309 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7310 String resolvedType, int flags, int sourceUserId) { 7311 int targetUserId = filter.getTargetUserId(); 7312 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7313 resolvedType, flags, targetUserId); 7314 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7315 // If all the matches in the target profile are suspended, return null. 7316 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7317 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7318 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7319 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7320 targetUserId); 7321 } 7322 } 7323 } 7324 return null; 7325 } 7326 7327 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7328 int sourceUserId, int targetUserId) { 7329 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7330 long ident = Binder.clearCallingIdentity(); 7331 boolean targetIsProfile; 7332 try { 7333 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7334 } finally { 7335 Binder.restoreCallingIdentity(ident); 7336 } 7337 String className; 7338 if (targetIsProfile) { 7339 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7340 } else { 7341 className = FORWARD_INTENT_TO_PARENT; 7342 } 7343 ComponentName forwardingActivityComponentName = new ComponentName( 7344 mAndroidApplication.packageName, className); 7345 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7346 sourceUserId); 7347 if (!targetIsProfile) { 7348 forwardingActivityInfo.showUserIcon = targetUserId; 7349 forwardingResolveInfo.noResourceId = true; 7350 } 7351 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7352 forwardingResolveInfo.priority = 0; 7353 forwardingResolveInfo.preferredOrder = 0; 7354 forwardingResolveInfo.match = 0; 7355 forwardingResolveInfo.isDefault = true; 7356 forwardingResolveInfo.filter = filter; 7357 forwardingResolveInfo.targetUserId = targetUserId; 7358 return forwardingResolveInfo; 7359 } 7360 7361 @Override 7362 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7363 Intent[] specifics, String[] specificTypes, Intent intent, 7364 String resolvedType, int flags, int userId) { 7365 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7366 specificTypes, intent, resolvedType, flags, userId)); 7367 } 7368 7369 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7370 Intent[] specifics, String[] specificTypes, Intent intent, 7371 String resolvedType, int flags, int userId) { 7372 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7373 final int callingUid = Binder.getCallingUid(); 7374 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7375 false /*includeInstantApps*/); 7376 enforceCrossUserPermission(callingUid, userId, 7377 false /*requireFullPermission*/, false /*checkShell*/, 7378 "query intent activity options"); 7379 final String resultsAction = intent.getAction(); 7380 7381 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7382 | PackageManager.GET_RESOLVED_FILTER, userId); 7383 7384 if (DEBUG_INTENT_MATCHING) { 7385 Log.v(TAG, "Query " + intent + ": " + results); 7386 } 7387 7388 int specificsPos = 0; 7389 int N; 7390 7391 // todo: note that the algorithm used here is O(N^2). This 7392 // isn't a problem in our current environment, but if we start running 7393 // into situations where we have more than 5 or 10 matches then this 7394 // should probably be changed to something smarter... 7395 7396 // First we go through and resolve each of the specific items 7397 // that were supplied, taking care of removing any corresponding 7398 // duplicate items in the generic resolve list. 7399 if (specifics != null) { 7400 for (int i=0; i<specifics.length; i++) { 7401 final Intent sintent = specifics[i]; 7402 if (sintent == null) { 7403 continue; 7404 } 7405 7406 if (DEBUG_INTENT_MATCHING) { 7407 Log.v(TAG, "Specific #" + i + ": " + sintent); 7408 } 7409 7410 String action = sintent.getAction(); 7411 if (resultsAction != null && resultsAction.equals(action)) { 7412 // If this action was explicitly requested, then don't 7413 // remove things that have it. 7414 action = null; 7415 } 7416 7417 ResolveInfo ri = null; 7418 ActivityInfo ai = null; 7419 7420 ComponentName comp = sintent.getComponent(); 7421 if (comp == null) { 7422 ri = resolveIntent( 7423 sintent, 7424 specificTypes != null ? specificTypes[i] : null, 7425 flags, userId); 7426 if (ri == null) { 7427 continue; 7428 } 7429 if (ri == mResolveInfo) { 7430 // ACK! Must do something better with this. 7431 } 7432 ai = ri.activityInfo; 7433 comp = new ComponentName(ai.applicationInfo.packageName, 7434 ai.name); 7435 } else { 7436 ai = getActivityInfo(comp, flags, userId); 7437 if (ai == null) { 7438 continue; 7439 } 7440 } 7441 7442 // Look for any generic query activities that are duplicates 7443 // of this specific one, and remove them from the results. 7444 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7445 N = results.size(); 7446 int j; 7447 for (j=specificsPos; j<N; j++) { 7448 ResolveInfo sri = results.get(j); 7449 if ((sri.activityInfo.name.equals(comp.getClassName()) 7450 && sri.activityInfo.applicationInfo.packageName.equals( 7451 comp.getPackageName())) 7452 || (action != null && sri.filter.matchAction(action))) { 7453 results.remove(j); 7454 if (DEBUG_INTENT_MATCHING) Log.v( 7455 TAG, "Removing duplicate item from " + j 7456 + " due to specific " + specificsPos); 7457 if (ri == null) { 7458 ri = sri; 7459 } 7460 j--; 7461 N--; 7462 } 7463 } 7464 7465 // Add this specific item to its proper place. 7466 if (ri == null) { 7467 ri = new ResolveInfo(); 7468 ri.activityInfo = ai; 7469 } 7470 results.add(specificsPos, ri); 7471 ri.specificIndex = i; 7472 specificsPos++; 7473 } 7474 } 7475 7476 // Now we go through the remaining generic results and remove any 7477 // duplicate actions that are found here. 7478 N = results.size(); 7479 for (int i=specificsPos; i<N-1; i++) { 7480 final ResolveInfo rii = results.get(i); 7481 if (rii.filter == null) { 7482 continue; 7483 } 7484 7485 // Iterate over all of the actions of this result's intent 7486 // filter... typically this should be just one. 7487 final Iterator<String> it = rii.filter.actionsIterator(); 7488 if (it == null) { 7489 continue; 7490 } 7491 while (it.hasNext()) { 7492 final String action = it.next(); 7493 if (resultsAction != null && resultsAction.equals(action)) { 7494 // If this action was explicitly requested, then don't 7495 // remove things that have it. 7496 continue; 7497 } 7498 for (int j=i+1; j<N; j++) { 7499 final ResolveInfo rij = results.get(j); 7500 if (rij.filter != null && rij.filter.hasAction(action)) { 7501 results.remove(j); 7502 if (DEBUG_INTENT_MATCHING) Log.v( 7503 TAG, "Removing duplicate item from " + j 7504 + " due to action " + action + " at " + i); 7505 j--; 7506 N--; 7507 } 7508 } 7509 } 7510 7511 // If the caller didn't request filter information, drop it now 7512 // so we don't have to marshall/unmarshall it. 7513 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7514 rii.filter = null; 7515 } 7516 } 7517 7518 // Filter out the caller activity if so requested. 7519 if (caller != null) { 7520 N = results.size(); 7521 for (int i=0; i<N; i++) { 7522 ActivityInfo ainfo = results.get(i).activityInfo; 7523 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7524 && caller.getClassName().equals(ainfo.name)) { 7525 results.remove(i); 7526 break; 7527 } 7528 } 7529 } 7530 7531 // If the caller didn't request filter information, 7532 // drop them now so we don't have to 7533 // marshall/unmarshall it. 7534 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7535 N = results.size(); 7536 for (int i=0; i<N; i++) { 7537 results.get(i).filter = null; 7538 } 7539 } 7540 7541 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7542 return results; 7543 } 7544 7545 @Override 7546 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7547 String resolvedType, int flags, int userId) { 7548 return new ParceledListSlice<>( 7549 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 7550 } 7551 7552 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7553 String resolvedType, int flags, int userId) { 7554 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7555 final int callingUid = Binder.getCallingUid(); 7556 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7557 false /*includeInstantApps*/); 7558 ComponentName comp = intent.getComponent(); 7559 if (comp == null) { 7560 if (intent.getSelector() != null) { 7561 intent = intent.getSelector(); 7562 comp = intent.getComponent(); 7563 } 7564 } 7565 if (comp != null) { 7566 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7567 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7568 if (ai != null) { 7569 ResolveInfo ri = new ResolveInfo(); 7570 ri.activityInfo = ai; 7571 list.add(ri); 7572 } 7573 return list; 7574 } 7575 7576 // reader 7577 synchronized (mPackages) { 7578 String pkgName = intent.getPackage(); 7579 if (pkgName == null) { 7580 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7581 } 7582 final PackageParser.Package pkg = mPackages.get(pkgName); 7583 if (pkg != null) { 7584 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7585 userId); 7586 } 7587 return Collections.emptyList(); 7588 } 7589 } 7590 7591 @Override 7592 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7593 final int callingUid = Binder.getCallingUid(); 7594 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7595 } 7596 7597 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7598 int userId, int callingUid) { 7599 if (!sUserManager.exists(userId)) return null; 7600 flags = updateFlagsForResolve( 7601 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7602 List<ResolveInfo> query = queryIntentServicesInternal( 7603 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7604 if (query != null) { 7605 if (query.size() >= 1) { 7606 // If there is more than one service with the same priority, 7607 // just arbitrarily pick the first one. 7608 return query.get(0); 7609 } 7610 } 7611 return null; 7612 } 7613 7614 @Override 7615 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7616 String resolvedType, int flags, int userId) { 7617 final int callingUid = Binder.getCallingUid(); 7618 return new ParceledListSlice<>(queryIntentServicesInternal( 7619 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7620 } 7621 7622 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7623 String resolvedType, int flags, int userId, int callingUid, 7624 boolean includeInstantApps) { 7625 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7626 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7627 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7628 ComponentName comp = intent.getComponent(); 7629 if (comp == null) { 7630 if (intent.getSelector() != null) { 7631 intent = intent.getSelector(); 7632 comp = intent.getComponent(); 7633 } 7634 } 7635 if (comp != null) { 7636 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7637 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7638 if (si != null) { 7639 // When specifying an explicit component, we prevent the service from being 7640 // used when either 1) the service is in an instant application and the 7641 // caller is not the same instant application or 2) the calling package is 7642 // ephemeral and the activity is not visible to ephemeral applications. 7643 final boolean matchInstantApp = 7644 (flags & PackageManager.MATCH_INSTANT) != 0; 7645 final boolean matchVisibleToInstantAppOnly = 7646 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7647 final boolean isCallerInstantApp = 7648 instantAppPkgName != null; 7649 final boolean isTargetSameInstantApp = 7650 comp.getPackageName().equals(instantAppPkgName); 7651 final boolean isTargetInstantApp = 7652 (si.applicationInfo.privateFlags 7653 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7654 final boolean isTargetHiddenFromInstantApp = 7655 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7656 final boolean blockResolution = 7657 !isTargetSameInstantApp 7658 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7659 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7660 && isTargetHiddenFromInstantApp)); 7661 if (!blockResolution) { 7662 final ResolveInfo ri = new ResolveInfo(); 7663 ri.serviceInfo = si; 7664 list.add(ri); 7665 } 7666 } 7667 return list; 7668 } 7669 7670 // reader 7671 synchronized (mPackages) { 7672 String pkgName = intent.getPackage(); 7673 if (pkgName == null) { 7674 return applyPostServiceResolutionFilter( 7675 mServices.queryIntent(intent, resolvedType, flags, userId), 7676 instantAppPkgName); 7677 } 7678 final PackageParser.Package pkg = mPackages.get(pkgName); 7679 if (pkg != null) { 7680 return applyPostServiceResolutionFilter( 7681 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7682 userId), 7683 instantAppPkgName); 7684 } 7685 return Collections.emptyList(); 7686 } 7687 } 7688 7689 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7690 String instantAppPkgName) { 7691 // TODO: When adding on-demand split support for non-instant apps, remove this check 7692 // and always apply post filtering 7693 if (instantAppPkgName == null) { 7694 return resolveInfos; 7695 } 7696 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7697 final ResolveInfo info = resolveInfos.get(i); 7698 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7699 // allow services that are defined in the provided package 7700 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7701 if (info.serviceInfo.splitName != null 7702 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7703 info.serviceInfo.splitName)) { 7704 // requested service is defined in a split that hasn't been installed yet. 7705 // add the installer to the resolve list 7706 if (DEBUG_EPHEMERAL) { 7707 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7708 } 7709 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7710 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7711 info.serviceInfo.packageName, info.serviceInfo.splitName, 7712 info.serviceInfo.applicationInfo.versionCode, null /*failureIntent*/); 7713 // make sure this resolver is the default 7714 installerInfo.isDefault = true; 7715 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7716 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7717 // add a non-generic filter 7718 installerInfo.filter = new IntentFilter(); 7719 // load resources from the correct package 7720 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7721 resolveInfos.set(i, installerInfo); 7722 } 7723 continue; 7724 } 7725 // allow services that have been explicitly exposed to ephemeral apps 7726 if (!isEphemeralApp 7727 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7728 continue; 7729 } 7730 resolveInfos.remove(i); 7731 } 7732 return resolveInfos; 7733 } 7734 7735 @Override 7736 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7737 String resolvedType, int flags, int userId) { 7738 return new ParceledListSlice<>( 7739 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7740 } 7741 7742 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7743 Intent intent, String resolvedType, int flags, int userId) { 7744 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7745 final int callingUid = Binder.getCallingUid(); 7746 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7747 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7748 false /*includeInstantApps*/); 7749 ComponentName comp = intent.getComponent(); 7750 if (comp == null) { 7751 if (intent.getSelector() != null) { 7752 intent = intent.getSelector(); 7753 comp = intent.getComponent(); 7754 } 7755 } 7756 if (comp != null) { 7757 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7758 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7759 if (pi != null) { 7760 // When specifying an explicit component, we prevent the provider from being 7761 // used when either 1) the provider is in an instant application and the 7762 // caller is not the same instant application or 2) the calling package is an 7763 // instant application and the provider is not visible to instant applications. 7764 final boolean matchInstantApp = 7765 (flags & PackageManager.MATCH_INSTANT) != 0; 7766 final boolean matchVisibleToInstantAppOnly = 7767 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7768 final boolean isCallerInstantApp = 7769 instantAppPkgName != null; 7770 final boolean isTargetSameInstantApp = 7771 comp.getPackageName().equals(instantAppPkgName); 7772 final boolean isTargetInstantApp = 7773 (pi.applicationInfo.privateFlags 7774 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7775 final boolean isTargetHiddenFromInstantApp = 7776 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7777 final boolean blockResolution = 7778 !isTargetSameInstantApp 7779 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7780 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7781 && isTargetHiddenFromInstantApp)); 7782 if (!blockResolution) { 7783 final ResolveInfo ri = new ResolveInfo(); 7784 ri.providerInfo = pi; 7785 list.add(ri); 7786 } 7787 } 7788 return list; 7789 } 7790 7791 // reader 7792 synchronized (mPackages) { 7793 String pkgName = intent.getPackage(); 7794 if (pkgName == null) { 7795 return applyPostContentProviderResolutionFilter( 7796 mProviders.queryIntent(intent, resolvedType, flags, userId), 7797 instantAppPkgName); 7798 } 7799 final PackageParser.Package pkg = mPackages.get(pkgName); 7800 if (pkg != null) { 7801 return applyPostContentProviderResolutionFilter( 7802 mProviders.queryIntentForPackage( 7803 intent, resolvedType, flags, pkg.providers, userId), 7804 instantAppPkgName); 7805 } 7806 return Collections.emptyList(); 7807 } 7808 } 7809 7810 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7811 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7812 // TODO: When adding on-demand split support for non-instant applications, remove 7813 // this check and always apply post filtering 7814 if (instantAppPkgName == null) { 7815 return resolveInfos; 7816 } 7817 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7818 final ResolveInfo info = resolveInfos.get(i); 7819 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7820 // allow providers that are defined in the provided package 7821 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7822 if (info.providerInfo.splitName != null 7823 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7824 info.providerInfo.splitName)) { 7825 // requested provider is defined in a split that hasn't been installed yet. 7826 // add the installer to the resolve list 7827 if (DEBUG_EPHEMERAL) { 7828 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7829 } 7830 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7831 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7832 info.providerInfo.packageName, info.providerInfo.splitName, 7833 info.providerInfo.applicationInfo.versionCode, null /*failureIntent*/); 7834 // make sure this resolver is the default 7835 installerInfo.isDefault = true; 7836 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7837 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7838 // add a non-generic filter 7839 installerInfo.filter = new IntentFilter(); 7840 // load resources from the correct package 7841 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7842 resolveInfos.set(i, installerInfo); 7843 } 7844 continue; 7845 } 7846 // allow providers that have been explicitly exposed to instant applications 7847 if (!isEphemeralApp 7848 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7849 continue; 7850 } 7851 resolveInfos.remove(i); 7852 } 7853 return resolveInfos; 7854 } 7855 7856 @Override 7857 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7858 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7859 return ParceledListSlice.emptyList(); 7860 } 7861 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7862 flags = updateFlagsForPackage(flags, userId, null); 7863 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7864 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7865 true /* requireFullPermission */, false /* checkShell */, 7866 "get installed packages"); 7867 7868 // writer 7869 synchronized (mPackages) { 7870 ArrayList<PackageInfo> list; 7871 if (listUninstalled) { 7872 list = new ArrayList<>(mSettings.mPackages.size()); 7873 for (PackageSetting ps : mSettings.mPackages.values()) { 7874 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7875 continue; 7876 } 7877 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7878 if (pi != null) { 7879 list.add(pi); 7880 } 7881 } 7882 } else { 7883 list = new ArrayList<>(mPackages.size()); 7884 for (PackageParser.Package p : mPackages.values()) { 7885 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7886 Binder.getCallingUid(), userId, flags)) { 7887 continue; 7888 } 7889 final PackageInfo pi = generatePackageInfo((PackageSetting) 7890 p.mExtras, flags, userId); 7891 if (pi != null) { 7892 list.add(pi); 7893 } 7894 } 7895 } 7896 7897 return new ParceledListSlice<>(list); 7898 } 7899 } 7900 7901 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7902 String[] permissions, boolean[] tmp, int flags, int userId) { 7903 int numMatch = 0; 7904 final PermissionsState permissionsState = ps.getPermissionsState(); 7905 for (int i=0; i<permissions.length; i++) { 7906 final String permission = permissions[i]; 7907 if (permissionsState.hasPermission(permission, userId)) { 7908 tmp[i] = true; 7909 numMatch++; 7910 } else { 7911 tmp[i] = false; 7912 } 7913 } 7914 if (numMatch == 0) { 7915 return; 7916 } 7917 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7918 7919 // The above might return null in cases of uninstalled apps or install-state 7920 // skew across users/profiles. 7921 if (pi != null) { 7922 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7923 if (numMatch == permissions.length) { 7924 pi.requestedPermissions = permissions; 7925 } else { 7926 pi.requestedPermissions = new String[numMatch]; 7927 numMatch = 0; 7928 for (int i=0; i<permissions.length; i++) { 7929 if (tmp[i]) { 7930 pi.requestedPermissions[numMatch] = permissions[i]; 7931 numMatch++; 7932 } 7933 } 7934 } 7935 } 7936 list.add(pi); 7937 } 7938 } 7939 7940 @Override 7941 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7942 String[] permissions, int flags, int userId) { 7943 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7944 flags = updateFlagsForPackage(flags, userId, permissions); 7945 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7946 true /* requireFullPermission */, false /* checkShell */, 7947 "get packages holding permissions"); 7948 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7949 7950 // writer 7951 synchronized (mPackages) { 7952 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7953 boolean[] tmpBools = new boolean[permissions.length]; 7954 if (listUninstalled) { 7955 for (PackageSetting ps : mSettings.mPackages.values()) { 7956 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7957 userId); 7958 } 7959 } else { 7960 for (PackageParser.Package pkg : mPackages.values()) { 7961 PackageSetting ps = (PackageSetting)pkg.mExtras; 7962 if (ps != null) { 7963 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7964 userId); 7965 } 7966 } 7967 } 7968 7969 return new ParceledListSlice<PackageInfo>(list); 7970 } 7971 } 7972 7973 @Override 7974 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7975 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7976 return ParceledListSlice.emptyList(); 7977 } 7978 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7979 flags = updateFlagsForApplication(flags, userId, null); 7980 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7981 7982 // writer 7983 synchronized (mPackages) { 7984 ArrayList<ApplicationInfo> list; 7985 if (listUninstalled) { 7986 list = new ArrayList<>(mSettings.mPackages.size()); 7987 for (PackageSetting ps : mSettings.mPackages.values()) { 7988 ApplicationInfo ai; 7989 int effectiveFlags = flags; 7990 if (ps.isSystem()) { 7991 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7992 } 7993 if (ps.pkg != null) { 7994 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7995 continue; 7996 } 7997 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7998 ps.readUserState(userId), userId); 7999 if (ai != null) { 8000 rebaseEnabledOverlays(ai, userId); 8001 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 8002 } 8003 } else { 8004 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 8005 // and already converts to externally visible package name 8006 ai = generateApplicationInfoFromSettingsLPw(ps.name, 8007 Binder.getCallingUid(), effectiveFlags, userId); 8008 } 8009 if (ai != null) { 8010 list.add(ai); 8011 } 8012 } 8013 } else { 8014 list = new ArrayList<>(mPackages.size()); 8015 for (PackageParser.Package p : mPackages.values()) { 8016 if (p.mExtras != null) { 8017 PackageSetting ps = (PackageSetting) p.mExtras; 8018 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 8019 continue; 8020 } 8021 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8022 ps.readUserState(userId), userId); 8023 if (ai != null) { 8024 rebaseEnabledOverlays(ai, userId); 8025 ai.packageName = resolveExternalPackageNameLPr(p); 8026 list.add(ai); 8027 } 8028 } 8029 } 8030 } 8031 8032 return new ParceledListSlice<>(list); 8033 } 8034 } 8035 8036 @Override 8037 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 8038 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8039 return null; 8040 } 8041 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8042 "getEphemeralApplications"); 8043 enforceCrossUserPermission(Binder.getCallingUid(), userId, 8044 true /* requireFullPermission */, false /* checkShell */, 8045 "getEphemeralApplications"); 8046 synchronized (mPackages) { 8047 List<InstantAppInfo> instantApps = mInstantAppRegistry 8048 .getInstantAppsLPr(userId); 8049 if (instantApps != null) { 8050 return new ParceledListSlice<>(instantApps); 8051 } 8052 } 8053 return null; 8054 } 8055 8056 @Override 8057 public boolean isInstantApp(String packageName, int userId) { 8058 enforceCrossUserPermission(Binder.getCallingUid(), userId, 8059 true /* requireFullPermission */, false /* checkShell */, 8060 "isInstantApp"); 8061 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8062 return false; 8063 } 8064 int callingUid = Binder.getCallingUid(); 8065 if (Process.isIsolated(callingUid)) { 8066 callingUid = mIsolatedOwners.get(callingUid); 8067 } 8068 8069 synchronized (mPackages) { 8070 final PackageSetting ps = mSettings.mPackages.get(packageName); 8071 PackageParser.Package pkg = mPackages.get(packageName); 8072 final boolean returnAllowed = 8073 ps != null 8074 && (isCallerSameApp(packageName, callingUid) 8075 || mContext.checkCallingOrSelfPermission( 8076 android.Manifest.permission.ACCESS_INSTANT_APPS) 8077 == PERMISSION_GRANTED 8078 || mInstantAppRegistry.isInstantAccessGranted( 8079 userId, UserHandle.getAppId(callingUid), ps.appId)); 8080 if (returnAllowed) { 8081 return ps.getInstantApp(userId); 8082 } 8083 } 8084 return false; 8085 } 8086 8087 @Override 8088 public byte[] getInstantAppCookie(String packageName, int userId) { 8089 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8090 return null; 8091 } 8092 8093 enforceCrossUserPermission(Binder.getCallingUid(), userId, 8094 true /* requireFullPermission */, false /* checkShell */, 8095 "getInstantAppCookie"); 8096 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8097 return null; 8098 } 8099 synchronized (mPackages) { 8100 return mInstantAppRegistry.getInstantAppCookieLPw( 8101 packageName, userId); 8102 } 8103 } 8104 8105 @Override 8106 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8107 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8108 return true; 8109 } 8110 8111 enforceCrossUserPermission(Binder.getCallingUid(), userId, 8112 true /* requireFullPermission */, true /* checkShell */, 8113 "setInstantAppCookie"); 8114 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8115 return false; 8116 } 8117 synchronized (mPackages) { 8118 return mInstantAppRegistry.setInstantAppCookieLPw( 8119 packageName, cookie, userId); 8120 } 8121 } 8122 8123 @Override 8124 public Bitmap getInstantAppIcon(String packageName, int userId) { 8125 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8126 return null; 8127 } 8128 8129 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8130 "getInstantAppIcon"); 8131 8132 enforceCrossUserPermission(Binder.getCallingUid(), userId, 8133 true /* requireFullPermission */, false /* checkShell */, 8134 "getInstantAppIcon"); 8135 8136 synchronized (mPackages) { 8137 return mInstantAppRegistry.getInstantAppIconLPw( 8138 packageName, userId); 8139 } 8140 } 8141 8142 private boolean isCallerSameApp(String packageName, int uid) { 8143 PackageParser.Package pkg = mPackages.get(packageName); 8144 return pkg != null 8145 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8146 } 8147 8148 @Override 8149 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8150 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8151 return ParceledListSlice.emptyList(); 8152 } 8153 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8154 } 8155 8156 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8157 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8158 8159 // reader 8160 synchronized (mPackages) { 8161 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8162 final int userId = UserHandle.getCallingUserId(); 8163 while (i.hasNext()) { 8164 final PackageParser.Package p = i.next(); 8165 if (p.applicationInfo == null) continue; 8166 8167 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8168 && !p.applicationInfo.isDirectBootAware(); 8169 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8170 && p.applicationInfo.isDirectBootAware(); 8171 8172 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8173 && (!mSafeMode || isSystemApp(p)) 8174 && (matchesUnaware || matchesAware)) { 8175 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8176 if (ps != null) { 8177 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8178 ps.readUserState(userId), userId); 8179 if (ai != null) { 8180 rebaseEnabledOverlays(ai, userId); 8181 finalList.add(ai); 8182 } 8183 } 8184 } 8185 } 8186 } 8187 8188 return finalList; 8189 } 8190 8191 @Override 8192 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8193 if (!sUserManager.exists(userId)) return null; 8194 flags = updateFlagsForComponent(flags, userId, name); 8195 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8196 // reader 8197 synchronized (mPackages) { 8198 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8199 PackageSetting ps = provider != null 8200 ? mSettings.mPackages.get(provider.owner.packageName) 8201 : null; 8202 if (ps != null) { 8203 final boolean isInstantApp = ps.getInstantApp(userId); 8204 // normal application; filter out instant application provider 8205 if (instantAppPkgName == null && isInstantApp) { 8206 return null; 8207 } 8208 // instant application; filter out other instant applications 8209 if (instantAppPkgName != null 8210 && isInstantApp 8211 && !provider.owner.packageName.equals(instantAppPkgName)) { 8212 return null; 8213 } 8214 // instant application; filter out non-exposed provider 8215 if (instantAppPkgName != null 8216 && !isInstantApp 8217 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8218 return null; 8219 } 8220 // provider not enabled 8221 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8222 return null; 8223 } 8224 return PackageParser.generateProviderInfo( 8225 provider, flags, ps.readUserState(userId), userId); 8226 } 8227 return null; 8228 } 8229 } 8230 8231 /** 8232 * @deprecated 8233 */ 8234 @Deprecated 8235 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8236 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8237 return; 8238 } 8239 // reader 8240 synchronized (mPackages) { 8241 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8242 .entrySet().iterator(); 8243 final int userId = UserHandle.getCallingUserId(); 8244 while (i.hasNext()) { 8245 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8246 PackageParser.Provider p = entry.getValue(); 8247 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8248 8249 if (ps != null && p.syncable 8250 && (!mSafeMode || (p.info.applicationInfo.flags 8251 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8252 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8253 ps.readUserState(userId), userId); 8254 if (info != null) { 8255 outNames.add(entry.getKey()); 8256 outInfo.add(info); 8257 } 8258 } 8259 } 8260 } 8261 } 8262 8263 @Override 8264 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8265 int uid, int flags, String metaDataKey) { 8266 final int userId = processName != null ? UserHandle.getUserId(uid) 8267 : UserHandle.getCallingUserId(); 8268 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8269 flags = updateFlagsForComponent(flags, userId, processName); 8270 8271 ArrayList<ProviderInfo> finalList = null; 8272 // reader 8273 synchronized (mPackages) { 8274 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8275 while (i.hasNext()) { 8276 final PackageParser.Provider p = i.next(); 8277 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8278 if (ps != null && p.info.authority != null 8279 && (processName == null 8280 || (p.info.processName.equals(processName) 8281 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8282 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8283 8284 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8285 // parameter. 8286 if (metaDataKey != null 8287 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8288 continue; 8289 } 8290 8291 if (finalList == null) { 8292 finalList = new ArrayList<ProviderInfo>(3); 8293 } 8294 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8295 ps.readUserState(userId), userId); 8296 if (info != null) { 8297 finalList.add(info); 8298 } 8299 } 8300 } 8301 } 8302 8303 if (finalList != null) { 8304 Collections.sort(finalList, mProviderInitOrderSorter); 8305 return new ParceledListSlice<ProviderInfo>(finalList); 8306 } 8307 8308 return ParceledListSlice.emptyList(); 8309 } 8310 8311 @Override 8312 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 8313 // reader 8314 synchronized (mPackages) { 8315 final PackageParser.Instrumentation i = mInstrumentation.get(name); 8316 return PackageParser.generateInstrumentationInfo(i, flags); 8317 } 8318 } 8319 8320 @Override 8321 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8322 String targetPackage, int flags) { 8323 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8324 } 8325 8326 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8327 int flags) { 8328 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8329 8330 // reader 8331 synchronized (mPackages) { 8332 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8333 while (i.hasNext()) { 8334 final PackageParser.Instrumentation p = i.next(); 8335 if (targetPackage == null 8336 || targetPackage.equals(p.info.targetPackage)) { 8337 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8338 flags); 8339 if (ii != null) { 8340 finalList.add(ii); 8341 } 8342 } 8343 } 8344 } 8345 8346 return finalList; 8347 } 8348 8349 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 8350 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 8351 try { 8352 scanDirLI(dir, parseFlags, scanFlags, currentTime); 8353 } finally { 8354 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8355 } 8356 } 8357 8358 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 8359 final File[] files = dir.listFiles(); 8360 if (ArrayUtils.isEmpty(files)) { 8361 Log.d(TAG, "No files in app dir " + dir); 8362 return; 8363 } 8364 8365 if (DEBUG_PACKAGE_SCANNING) { 8366 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 8367 + " flags=0x" + Integer.toHexString(parseFlags)); 8368 } 8369 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8370 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8371 mParallelPackageParserCallback); 8372 8373 // Submit files for parsing in parallel 8374 int fileCount = 0; 8375 for (File file : files) { 8376 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8377 && !PackageInstallerService.isStageName(file.getName()); 8378 if (!isPackage) { 8379 // Ignore entries which are not packages 8380 continue; 8381 } 8382 parallelPackageParser.submit(file, parseFlags); 8383 fileCount++; 8384 } 8385 8386 // Process results one by one 8387 for (; fileCount > 0; fileCount--) { 8388 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8389 Throwable throwable = parseResult.throwable; 8390 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8391 8392 if (throwable == null) { 8393 // Static shared libraries have synthetic package names 8394 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8395 renameStaticSharedLibraryPackage(parseResult.pkg); 8396 } 8397 try { 8398 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8399 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 8400 currentTime, null); 8401 } 8402 } catch (PackageManagerException e) { 8403 errorCode = e.error; 8404 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8405 } 8406 } else if (throwable instanceof PackageParser.PackageParserException) { 8407 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8408 throwable; 8409 errorCode = e.error; 8410 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8411 } else { 8412 throw new IllegalStateException("Unexpected exception occurred while parsing " 8413 + parseResult.scanFile, throwable); 8414 } 8415 8416 // Delete invalid userdata apps 8417 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 8418 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8419 logCriticalInfo(Log.WARN, 8420 "Deleting invalid package at " + parseResult.scanFile); 8421 removeCodePathLI(parseResult.scanFile); 8422 } 8423 } 8424 parallelPackageParser.close(); 8425 } 8426 8427 private static File getSettingsProblemFile() { 8428 File dataDir = Environment.getDataDirectory(); 8429 File systemDir = new File(dataDir, "system"); 8430 File fname = new File(systemDir, "uiderrors.txt"); 8431 return fname; 8432 } 8433 8434 static void reportSettingsProblem(int priority, String msg) { 8435 logCriticalInfo(priority, msg); 8436 } 8437 8438 public static void logCriticalInfo(int priority, String msg) { 8439 Slog.println(priority, TAG, msg); 8440 EventLogTags.writePmCriticalInfo(msg); 8441 try { 8442 File fname = getSettingsProblemFile(); 8443 FileOutputStream out = new FileOutputStream(fname, true); 8444 PrintWriter pw = new FastPrintWriter(out); 8445 SimpleDateFormat formatter = new SimpleDateFormat(); 8446 String dateString = formatter.format(new Date(System.currentTimeMillis())); 8447 pw.println(dateString + ": " + msg); 8448 pw.close(); 8449 FileUtils.setPermissions( 8450 fname.toString(), 8451 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 8452 -1, -1); 8453 } catch (java.io.IOException e) { 8454 } 8455 } 8456 8457 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 8458 if (srcFile.isDirectory()) { 8459 final File baseFile = new File(pkg.baseCodePath); 8460 long maxModifiedTime = baseFile.lastModified(); 8461 if (pkg.splitCodePaths != null) { 8462 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 8463 final File splitFile = new File(pkg.splitCodePaths[i]); 8464 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 8465 } 8466 } 8467 return maxModifiedTime; 8468 } 8469 return srcFile.lastModified(); 8470 } 8471 8472 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 8473 final int policyFlags) throws PackageManagerException { 8474 // When upgrading from pre-N MR1, verify the package time stamp using the package 8475 // directory and not the APK file. 8476 final long lastModifiedTime = mIsPreNMR1Upgrade 8477 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 8478 if (ps != null 8479 && ps.codePath.equals(srcFile) 8480 && ps.timeStamp == lastModifiedTime 8481 && !isCompatSignatureUpdateNeeded(pkg) 8482 && !isRecoverSignatureUpdateNeeded(pkg)) { 8483 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 8484 KeySetManagerService ksms = mSettings.mKeySetManagerService; 8485 ArraySet<PublicKey> signingKs; 8486 synchronized (mPackages) { 8487 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 8488 } 8489 if (ps.signatures.mSignatures != null 8490 && ps.signatures.mSignatures.length != 0 8491 && signingKs != null) { 8492 // Optimization: reuse the existing cached certificates 8493 // if the package appears to be unchanged. 8494 pkg.mSignatures = ps.signatures.mSignatures; 8495 pkg.mSigningKeys = signingKs; 8496 return; 8497 } 8498 8499 Slog.w(TAG, "PackageSetting for " + ps.name 8500 + " is missing signatures. Collecting certs again to recover them."); 8501 } else { 8502 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 8503 } 8504 8505 try { 8506 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8507 PackageParser.collectCertificates(pkg, policyFlags); 8508 } catch (PackageParserException e) { 8509 throw PackageManagerException.from(e); 8510 } finally { 8511 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8512 } 8513 } 8514 8515 /** 8516 * Traces a package scan. 8517 * @see #scanPackageLI(File, int, int, long, UserHandle) 8518 */ 8519 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8520 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8521 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8522 try { 8523 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8524 } finally { 8525 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8526 } 8527 } 8528 8529 /** 8530 * Scans a package and returns the newly parsed package. 8531 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8532 */ 8533 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8534 long currentTime, UserHandle user) throws PackageManagerException { 8535 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8536 PackageParser pp = new PackageParser(); 8537 pp.setSeparateProcesses(mSeparateProcesses); 8538 pp.setOnlyCoreApps(mOnlyCore); 8539 pp.setDisplayMetrics(mMetrics); 8540 pp.setCallback(mPackageParserCallback); 8541 8542 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 8543 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 8544 } 8545 8546 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8547 final PackageParser.Package pkg; 8548 try { 8549 pkg = pp.parsePackage(scanFile, parseFlags); 8550 } catch (PackageParserException e) { 8551 throw PackageManagerException.from(e); 8552 } finally { 8553 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8554 } 8555 8556 // Static shared libraries have synthetic package names 8557 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8558 renameStaticSharedLibraryPackage(pkg); 8559 } 8560 8561 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 8562 } 8563 8564 /** 8565 * Scans a package and returns the newly parsed package. 8566 * @throws PackageManagerException on a parse error. 8567 */ 8568 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 8569 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8570 throws PackageManagerException { 8571 // If the package has children and this is the first dive in the function 8572 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8573 // packages (parent and children) would be successfully scanned before the 8574 // actual scan since scanning mutates internal state and we want to atomically 8575 // install the package and its children. 8576 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8577 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8578 scanFlags |= SCAN_CHECK_ONLY; 8579 } 8580 } else { 8581 scanFlags &= ~SCAN_CHECK_ONLY; 8582 } 8583 8584 // Scan the parent 8585 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 8586 scanFlags, currentTime, user); 8587 8588 // Scan the children 8589 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8590 for (int i = 0; i < childCount; i++) { 8591 PackageParser.Package childPackage = pkg.childPackages.get(i); 8592 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 8593 currentTime, user); 8594 } 8595 8596 8597 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8598 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 8599 } 8600 8601 return scannedPkg; 8602 } 8603 8604 /** 8605 * Scans a package and returns the newly parsed package. 8606 * @throws PackageManagerException on a parse error. 8607 */ 8608 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 8609 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8610 throws PackageManagerException { 8611 PackageSetting ps = null; 8612 PackageSetting updatedPkg; 8613 // reader 8614 synchronized (mPackages) { 8615 // Look to see if we already know about this package. 8616 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 8617 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 8618 // This package has been renamed to its original name. Let's 8619 // use that. 8620 ps = mSettings.getPackageLPr(oldName); 8621 } 8622 // If there was no original package, see one for the real package name. 8623 if (ps == null) { 8624 ps = mSettings.getPackageLPr(pkg.packageName); 8625 } 8626 // Check to see if this package could be hiding/updating a system 8627 // package. Must look for it either under the original or real 8628 // package name depending on our state. 8629 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 8630 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 8631 8632 // If this is a package we don't know about on the system partition, we 8633 // may need to remove disabled child packages on the system partition 8634 // or may need to not add child packages if the parent apk is updated 8635 // on the data partition and no longer defines this child package. 8636 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8637 // If this is a parent package for an updated system app and this system 8638 // app got an OTA update which no longer defines some of the child packages 8639 // we have to prune them from the disabled system packages. 8640 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8641 if (disabledPs != null) { 8642 final int scannedChildCount = (pkg.childPackages != null) 8643 ? pkg.childPackages.size() : 0; 8644 final int disabledChildCount = disabledPs.childPackageNames != null 8645 ? disabledPs.childPackageNames.size() : 0; 8646 for (int i = 0; i < disabledChildCount; i++) { 8647 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 8648 boolean disabledPackageAvailable = false; 8649 for (int j = 0; j < scannedChildCount; j++) { 8650 PackageParser.Package childPkg = pkg.childPackages.get(j); 8651 if (childPkg.packageName.equals(disabledChildPackageName)) { 8652 disabledPackageAvailable = true; 8653 break; 8654 } 8655 } 8656 if (!disabledPackageAvailable) { 8657 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8658 } 8659 } 8660 } 8661 } 8662 } 8663 8664 boolean updatedPkgBetter = false; 8665 // First check if this is a system package that may involve an update 8666 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8667 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8668 // it needs to drop FLAG_PRIVILEGED. 8669 if (locationIsPrivileged(scanFile)) { 8670 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8671 } else { 8672 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8673 } 8674 8675 if (ps != null && !ps.codePath.equals(scanFile)) { 8676 // The path has changed from what was last scanned... check the 8677 // version of the new path against what we have stored to determine 8678 // what to do. 8679 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8680 if (pkg.mVersionCode <= ps.versionCode) { 8681 // The system package has been updated and the code path does not match 8682 // Ignore entry. Skip it. 8683 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8684 + " ignored: updated version " + ps.versionCode 8685 + " better than this " + pkg.mVersionCode); 8686 if (!updatedPkg.codePath.equals(scanFile)) { 8687 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8688 + ps.name + " changing from " + updatedPkg.codePathString 8689 + " to " + scanFile); 8690 updatedPkg.codePath = scanFile; 8691 updatedPkg.codePathString = scanFile.toString(); 8692 updatedPkg.resourcePath = scanFile; 8693 updatedPkg.resourcePathString = scanFile.toString(); 8694 } 8695 updatedPkg.pkg = pkg; 8696 updatedPkg.versionCode = pkg.mVersionCode; 8697 8698 // Update the disabled system child packages to point to the package too. 8699 final int childCount = updatedPkg.childPackageNames != null 8700 ? updatedPkg.childPackageNames.size() : 0; 8701 for (int i = 0; i < childCount; i++) { 8702 String childPackageName = updatedPkg.childPackageNames.get(i); 8703 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8704 childPackageName); 8705 if (updatedChildPkg != null) { 8706 updatedChildPkg.pkg = pkg; 8707 updatedChildPkg.versionCode = pkg.mVersionCode; 8708 } 8709 } 8710 8711 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8712 + scanFile + " ignored: updated version " + ps.versionCode 8713 + " better than this " + pkg.mVersionCode); 8714 } else { 8715 // The current app on the system partition is better than 8716 // what we have updated to on the data partition; switch 8717 // back to the system partition version. 8718 // At this point, its safely assumed that package installation for 8719 // apps in system partition will go through. If not there won't be a working 8720 // version of the app 8721 // writer 8722 synchronized (mPackages) { 8723 // Just remove the loaded entries from package lists. 8724 mPackages.remove(ps.name); 8725 } 8726 8727 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8728 + " reverting from " + ps.codePathString 8729 + ": new version " + pkg.mVersionCode 8730 + " better than installed " + ps.versionCode); 8731 8732 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8733 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8734 synchronized (mInstallLock) { 8735 args.cleanUpResourcesLI(); 8736 } 8737 synchronized (mPackages) { 8738 mSettings.enableSystemPackageLPw(ps.name); 8739 } 8740 updatedPkgBetter = true; 8741 } 8742 } 8743 } 8744 8745 if (updatedPkg != null) { 8746 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8747 // initially 8748 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8749 8750 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8751 // flag set initially 8752 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8753 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8754 } 8755 } 8756 8757 // Verify certificates against what was last scanned 8758 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8759 8760 /* 8761 * A new system app appeared, but we already had a non-system one of the 8762 * same name installed earlier. 8763 */ 8764 boolean shouldHideSystemApp = false; 8765 if (updatedPkg == null && ps != null 8766 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8767 /* 8768 * Check to make sure the signatures match first. If they don't, 8769 * wipe the installed application and its data. 8770 */ 8771 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8772 != PackageManager.SIGNATURE_MATCH) { 8773 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8774 + " signatures don't match existing userdata copy; removing"); 8775 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8776 "scanPackageInternalLI")) { 8777 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8778 } 8779 ps = null; 8780 } else { 8781 /* 8782 * If the newly-added system app is an older version than the 8783 * already installed version, hide it. It will be scanned later 8784 * and re-added like an update. 8785 */ 8786 if (pkg.mVersionCode <= ps.versionCode) { 8787 shouldHideSystemApp = true; 8788 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8789 + " but new version " + pkg.mVersionCode + " better than installed " 8790 + ps.versionCode + "; hiding system"); 8791 } else { 8792 /* 8793 * The newly found system app is a newer version that the 8794 * one previously installed. Simply remove the 8795 * already-installed application and replace it with our own 8796 * while keeping the application data. 8797 */ 8798 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8799 + " reverting from " + ps.codePathString + ": new version " 8800 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8801 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8802 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8803 synchronized (mInstallLock) { 8804 args.cleanUpResourcesLI(); 8805 } 8806 } 8807 } 8808 } 8809 8810 // The apk is forward locked (not public) if its code and resources 8811 // are kept in different files. (except for app in either system or 8812 // vendor path). 8813 // TODO grab this value from PackageSettings 8814 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8815 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8816 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8817 } 8818 } 8819 8820 // TODO: extend to support forward-locked splits 8821 String resourcePath = null; 8822 String baseResourcePath = null; 8823 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8824 if (ps != null && ps.resourcePathString != null) { 8825 resourcePath = ps.resourcePathString; 8826 baseResourcePath = ps.resourcePathString; 8827 } else { 8828 // Should not happen at all. Just log an error. 8829 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8830 } 8831 } else { 8832 resourcePath = pkg.codePath; 8833 baseResourcePath = pkg.baseCodePath; 8834 } 8835 8836 // Set application objects path explicitly. 8837 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8838 pkg.setApplicationInfoCodePath(pkg.codePath); 8839 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8840 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8841 pkg.setApplicationInfoResourcePath(resourcePath); 8842 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8843 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8844 8845 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8846 if (ps != null && ps.getInstantApp(userId)) { 8847 scanFlags |= SCAN_AS_INSTANT_APP; 8848 } 8849 8850 // Note that we invoke the following method only if we are about to unpack an application 8851 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8852 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8853 8854 /* 8855 * If the system app should be overridden by a previously installed 8856 * data, hide the system app now and let the /data/app scan pick it up 8857 * again. 8858 */ 8859 if (shouldHideSystemApp) { 8860 synchronized (mPackages) { 8861 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8862 } 8863 } 8864 8865 return scannedPkg; 8866 } 8867 8868 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8869 // Derive the new package synthetic package name 8870 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8871 + pkg.staticSharedLibVersion); 8872 } 8873 8874 private static String fixProcessName(String defProcessName, 8875 String processName) { 8876 if (processName == null) { 8877 return defProcessName; 8878 } 8879 return processName; 8880 } 8881 8882 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8883 throws PackageManagerException { 8884 if (pkgSetting.signatures.mSignatures != null) { 8885 // Already existing package. Make sure signatures match 8886 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8887 == PackageManager.SIGNATURE_MATCH; 8888 if (!match) { 8889 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8890 == PackageManager.SIGNATURE_MATCH; 8891 } 8892 if (!match) { 8893 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8894 == PackageManager.SIGNATURE_MATCH; 8895 } 8896 if (!match) { 8897 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8898 + pkg.packageName + " signatures do not match the " 8899 + "previously installed version; ignoring!"); 8900 } 8901 } 8902 8903 // Check for shared user signatures 8904 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8905 // Already existing package. Make sure signatures match 8906 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8907 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8908 if (!match) { 8909 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8910 == PackageManager.SIGNATURE_MATCH; 8911 } 8912 if (!match) { 8913 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8914 == PackageManager.SIGNATURE_MATCH; 8915 } 8916 if (!match) { 8917 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8918 "Package " + pkg.packageName 8919 + " has no signatures that match those in shared user " 8920 + pkgSetting.sharedUser.name + "; ignoring!"); 8921 } 8922 } 8923 } 8924 8925 /** 8926 * Enforces that only the system UID or root's UID can call a method exposed 8927 * via Binder. 8928 * 8929 * @param message used as message if SecurityException is thrown 8930 * @throws SecurityException if the caller is not system or root 8931 */ 8932 private static final void enforceSystemOrRoot(String message) { 8933 final int uid = Binder.getCallingUid(); 8934 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8935 throw new SecurityException(message); 8936 } 8937 } 8938 8939 @Override 8940 public void performFstrimIfNeeded() { 8941 enforceSystemOrRoot("Only the system can request fstrim"); 8942 8943 // Before everything else, see whether we need to fstrim. 8944 try { 8945 IStorageManager sm = PackageHelper.getStorageManager(); 8946 if (sm != null) { 8947 boolean doTrim = false; 8948 final long interval = android.provider.Settings.Global.getLong( 8949 mContext.getContentResolver(), 8950 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8951 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8952 if (interval > 0) { 8953 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8954 if (timeSinceLast > interval) { 8955 doTrim = true; 8956 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8957 + "; running immediately"); 8958 } 8959 } 8960 if (doTrim) { 8961 final boolean dexOptDialogShown; 8962 synchronized (mPackages) { 8963 dexOptDialogShown = mDexOptDialogShown; 8964 } 8965 if (!isFirstBoot() && dexOptDialogShown) { 8966 try { 8967 ActivityManager.getService().showBootMessage( 8968 mContext.getResources().getString( 8969 R.string.android_upgrading_fstrim), true); 8970 } catch (RemoteException e) { 8971 } 8972 } 8973 sm.runMaintenance(); 8974 } 8975 } else { 8976 Slog.e(TAG, "storageManager service unavailable!"); 8977 } 8978 } catch (RemoteException e) { 8979 // Can't happen; StorageManagerService is local 8980 } 8981 } 8982 8983 @Override 8984 public void updatePackagesIfNeeded() { 8985 enforceSystemOrRoot("Only the system can request package update"); 8986 8987 // We need to re-extract after an OTA. 8988 boolean causeUpgrade = isUpgrade(); 8989 8990 // First boot or factory reset. 8991 // Note: we also handle devices that are upgrading to N right now as if it is their 8992 // first boot, as they do not have profile data. 8993 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8994 8995 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8996 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8997 8998 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8999 return; 9000 } 9001 9002 List<PackageParser.Package> pkgs; 9003 synchronized (mPackages) { 9004 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 9005 } 9006 9007 final long startTime = System.nanoTime(); 9008 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 9009 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 9010 9011 final int elapsedTimeSeconds = 9012 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 9013 9014 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 9015 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 9016 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 9017 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 9018 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 9019 } 9020 9021 /** 9022 * Performs dexopt on the set of packages in {@code packages} and returns an int array 9023 * containing statistics about the invocation. The array consists of three elements, 9024 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 9025 * and {@code numberOfPackagesFailed}. 9026 */ 9027 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 9028 String compilerFilter) { 9029 9030 int numberOfPackagesVisited = 0; 9031 int numberOfPackagesOptimized = 0; 9032 int numberOfPackagesSkipped = 0; 9033 int numberOfPackagesFailed = 0; 9034 final int numberOfPackagesToDexopt = pkgs.size(); 9035 9036 for (PackageParser.Package pkg : pkgs) { 9037 numberOfPackagesVisited++; 9038 9039 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 9040 if (DEBUG_DEXOPT) { 9041 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 9042 } 9043 numberOfPackagesSkipped++; 9044 continue; 9045 } 9046 9047 if (DEBUG_DEXOPT) { 9048 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 9049 numberOfPackagesToDexopt + ": " + pkg.packageName); 9050 } 9051 9052 if (showDialog) { 9053 try { 9054 ActivityManager.getService().showBootMessage( 9055 mContext.getResources().getString(R.string.android_upgrading_apk, 9056 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 9057 } catch (RemoteException e) { 9058 } 9059 synchronized (mPackages) { 9060 mDexOptDialogShown = true; 9061 } 9062 } 9063 9064 // If the OTA updates a system app which was previously preopted to a non-preopted state 9065 // the app might end up being verified at runtime. That's because by default the apps 9066 // are verify-profile but for preopted apps there's no profile. 9067 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 9068 // that before the OTA the app was preopted) the app gets compiled with a non-profile 9069 // filter (by default 'quicken'). 9070 // Note that at this stage unused apps are already filtered. 9071 if (isSystemApp(pkg) && 9072 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 9073 !Environment.getReferenceProfile(pkg.packageName).exists()) { 9074 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 9075 } 9076 9077 // checkProfiles is false to avoid merging profiles during boot which 9078 // might interfere with background compilation (b/28612421). 9079 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 9080 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 9081 // trade-off worth doing to save boot time work. 9082 int dexOptStatus = performDexOptTraced(pkg.packageName, 9083 false /* checkProfiles */, 9084 compilerFilter, 9085 false /* force */); 9086 switch (dexOptStatus) { 9087 case PackageDexOptimizer.DEX_OPT_PERFORMED: 9088 numberOfPackagesOptimized++; 9089 break; 9090 case PackageDexOptimizer.DEX_OPT_SKIPPED: 9091 numberOfPackagesSkipped++; 9092 break; 9093 case PackageDexOptimizer.DEX_OPT_FAILED: 9094 numberOfPackagesFailed++; 9095 break; 9096 default: 9097 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 9098 break; 9099 } 9100 } 9101 9102 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9103 numberOfPackagesFailed }; 9104 } 9105 9106 @Override 9107 public void notifyPackageUse(String packageName, int reason) { 9108 synchronized (mPackages) { 9109 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 9110 return; 9111 } 9112 final PackageParser.Package p = mPackages.get(packageName); 9113 if (p == null) { 9114 return; 9115 } 9116 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9117 } 9118 } 9119 9120 @Override 9121 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 9122 int userId = UserHandle.getCallingUserId(); 9123 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9124 if (ai == null) { 9125 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9126 + loadingPackageName + ", user=" + userId); 9127 return; 9128 } 9129 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 9130 } 9131 9132 @Override 9133 public boolean performDexOpt(String packageName, 9134 boolean checkProfiles, int compileReason, boolean force) { 9135 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 9136 getCompilerFilterForReason(compileReason), force); 9137 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9138 } 9139 9140 @Override 9141 public boolean performDexOptMode(String packageName, 9142 boolean checkProfiles, String targetCompilerFilter, boolean force) { 9143 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9144 return false; 9145 } 9146 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 9147 targetCompilerFilter, force); 9148 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9149 } 9150 9151 private int performDexOptTraced(String packageName, 9152 boolean checkProfiles, String targetCompilerFilter, boolean force) { 9153 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9154 try { 9155 return performDexOptInternal(packageName, checkProfiles, 9156 targetCompilerFilter, force); 9157 } finally { 9158 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9159 } 9160 } 9161 9162 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9163 // if the package can now be considered up to date for the given filter. 9164 private int performDexOptInternal(String packageName, 9165 boolean checkProfiles, String targetCompilerFilter, boolean force) { 9166 PackageParser.Package p; 9167 synchronized (mPackages) { 9168 p = mPackages.get(packageName); 9169 if (p == null) { 9170 // Package could not be found. Report failure. 9171 return PackageDexOptimizer.DEX_OPT_FAILED; 9172 } 9173 mPackageUsage.maybeWriteAsync(mPackages); 9174 mCompilerStats.maybeWriteAsync(); 9175 } 9176 long callingId = Binder.clearCallingIdentity(); 9177 try { 9178 synchronized (mInstallLock) { 9179 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 9180 targetCompilerFilter, force); 9181 } 9182 } finally { 9183 Binder.restoreCallingIdentity(callingId); 9184 } 9185 } 9186 9187 public ArraySet<String> getOptimizablePackages() { 9188 ArraySet<String> pkgs = new ArraySet<String>(); 9189 synchronized (mPackages) { 9190 for (PackageParser.Package p : mPackages.values()) { 9191 if (PackageDexOptimizer.canOptimizePackage(p)) { 9192 pkgs.add(p.packageName); 9193 } 9194 } 9195 } 9196 return pkgs; 9197 } 9198 9199 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9200 boolean checkProfiles, String targetCompilerFilter, 9201 boolean force) { 9202 // Select the dex optimizer based on the force parameter. 9203 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9204 // allocate an object here. 9205 PackageDexOptimizer pdo = force 9206 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9207 : mPackageDexOptimizer; 9208 9209 // Dexopt all dependencies first. Note: we ignore the return value and march on 9210 // on errors. 9211 // Note that we are going to call performDexOpt on those libraries as many times as 9212 // they are referenced in packages. When we do a batch of performDexOpt (for example 9213 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9214 // and the first package that uses the library will dexopt it. The 9215 // others will see that the compiled code for the library is up to date. 9216 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9217 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9218 if (!deps.isEmpty()) { 9219 for (PackageParser.Package depPackage : deps) { 9220 // TODO: Analyze and investigate if we (should) profile libraries. 9221 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9222 false /* checkProfiles */, 9223 targetCompilerFilter, 9224 getOrCreateCompilerPackageStats(depPackage), 9225 true /* isUsedByOtherApps */); 9226 } 9227 } 9228 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 9229 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 9230 mDexManager.isUsedByOtherApps(p.packageName)); 9231 } 9232 9233 // Performs dexopt on the used secondary dex files belonging to the given package. 9234 // Returns true if all dex files were process successfully (which could mean either dexopt or 9235 // skip). Returns false if any of the files caused errors. 9236 @Override 9237 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9238 boolean force) { 9239 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9240 return false; 9241 } 9242 mDexManager.reconcileSecondaryDexFiles(packageName); 9243 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 9244 } 9245 9246 public boolean performDexOptSecondary(String packageName, int compileReason, 9247 boolean force) { 9248 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 9249 } 9250 9251 /** 9252 * Reconcile the information we have about the secondary dex files belonging to 9253 * {@code packagName} and the actual dex files. For all dex files that were 9254 * deleted, update the internal records and delete the generated oat files. 9255 */ 9256 @Override 9257 public void reconcileSecondaryDexFiles(String packageName) { 9258 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9259 return; 9260 } 9261 mDexManager.reconcileSecondaryDexFiles(packageName); 9262 } 9263 9264 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9265 // a reference there. 9266 /*package*/ DexManager getDexManager() { 9267 return mDexManager; 9268 } 9269 9270 /** 9271 * Execute the background dexopt job immediately. 9272 */ 9273 @Override 9274 public boolean runBackgroundDexoptJob() { 9275 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9276 return false; 9277 } 9278 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 9279 } 9280 9281 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9282 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9283 || p.usesStaticLibraries != null) { 9284 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9285 Set<String> collectedNames = new HashSet<>(); 9286 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9287 9288 retValue.remove(p); 9289 9290 return retValue; 9291 } else { 9292 return Collections.emptyList(); 9293 } 9294 } 9295 9296 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9297 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9298 if (!collectedNames.contains(p.packageName)) { 9299 collectedNames.add(p.packageName); 9300 collected.add(p); 9301 9302 if (p.usesLibraries != null) { 9303 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9304 null, collected, collectedNames); 9305 } 9306 if (p.usesOptionalLibraries != null) { 9307 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9308 null, collected, collectedNames); 9309 } 9310 if (p.usesStaticLibraries != null) { 9311 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9312 p.usesStaticLibrariesVersions, collected, collectedNames); 9313 } 9314 } 9315 } 9316 9317 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 9318 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9319 final int libNameCount = libs.size(); 9320 for (int i = 0; i < libNameCount; i++) { 9321 String libName = libs.get(i); 9322 int version = (versions != null && versions.length == libNameCount) 9323 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9324 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9325 if (libPkg != null) { 9326 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9327 } 9328 } 9329 } 9330 9331 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 9332 synchronized (mPackages) { 9333 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9334 if (libEntry != null) { 9335 return mPackages.get(libEntry.apk); 9336 } 9337 return null; 9338 } 9339 } 9340 9341 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 9342 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9343 if (versionedLib == null) { 9344 return null; 9345 } 9346 return versionedLib.get(version); 9347 } 9348 9349 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9350 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9351 pkg.staticSharedLibName); 9352 if (versionedLib == null) { 9353 return null; 9354 } 9355 int previousLibVersion = -1; 9356 final int versionCount = versionedLib.size(); 9357 for (int i = 0; i < versionCount; i++) { 9358 final int libVersion = versionedLib.keyAt(i); 9359 if (libVersion < pkg.staticSharedLibVersion) { 9360 previousLibVersion = Math.max(previousLibVersion, libVersion); 9361 } 9362 } 9363 if (previousLibVersion >= 0) { 9364 return versionedLib.get(previousLibVersion); 9365 } 9366 return null; 9367 } 9368 9369 public void shutdown() { 9370 mPackageUsage.writeNow(mPackages); 9371 mCompilerStats.writeNow(); 9372 } 9373 9374 @Override 9375 public void dumpProfiles(String packageName) { 9376 PackageParser.Package pkg; 9377 synchronized (mPackages) { 9378 pkg = mPackages.get(packageName); 9379 if (pkg == null) { 9380 throw new IllegalArgumentException("Unknown package: " + packageName); 9381 } 9382 } 9383 /* Only the shell, root, or the app user should be able to dump profiles. */ 9384 int callingUid = Binder.getCallingUid(); 9385 if (callingUid != Process.SHELL_UID && 9386 callingUid != Process.ROOT_UID && 9387 callingUid != pkg.applicationInfo.uid) { 9388 throw new SecurityException("dumpProfiles"); 9389 } 9390 9391 synchronized (mInstallLock) { 9392 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9393 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 9394 try { 9395 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 9396 String codePaths = TextUtils.join(";", allCodePaths); 9397 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 9398 } catch (InstallerException e) { 9399 Slog.w(TAG, "Failed to dump profiles", e); 9400 } 9401 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9402 } 9403 } 9404 9405 @Override 9406 public void forceDexOpt(String packageName) { 9407 enforceSystemOrRoot("forceDexOpt"); 9408 9409 PackageParser.Package pkg; 9410 synchronized (mPackages) { 9411 pkg = mPackages.get(packageName); 9412 if (pkg == null) { 9413 throw new IllegalArgumentException("Unknown package: " + packageName); 9414 } 9415 } 9416 9417 synchronized (mInstallLock) { 9418 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9419 9420 // Whoever is calling forceDexOpt wants a compiled package. 9421 // Don't use profiles since that may cause compilation to be skipped. 9422 final int res = performDexOptInternalWithDependenciesLI(pkg, 9423 false /* checkProfiles */, getDefaultCompilerFilter(), 9424 true /* force */); 9425 9426 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9427 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9428 throw new IllegalStateException("Failed to dexopt: " + res); 9429 } 9430 } 9431 } 9432 9433 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9434 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9435 Slog.w(TAG, "Unable to update from " + oldPkg.name 9436 + " to " + newPkg.packageName 9437 + ": old package not in system partition"); 9438 return false; 9439 } else if (mPackages.get(oldPkg.name) != null) { 9440 Slog.w(TAG, "Unable to update from " + oldPkg.name 9441 + " to " + newPkg.packageName 9442 + ": old package still exists"); 9443 return false; 9444 } 9445 return true; 9446 } 9447 9448 void removeCodePathLI(File codePath) { 9449 if (codePath.isDirectory()) { 9450 try { 9451 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9452 } catch (InstallerException e) { 9453 Slog.w(TAG, "Failed to remove code path", e); 9454 } 9455 } else { 9456 codePath.delete(); 9457 } 9458 } 9459 9460 private int[] resolveUserIds(int userId) { 9461 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9462 } 9463 9464 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9465 if (pkg == null) { 9466 Slog.wtf(TAG, "Package was null!", new Throwable()); 9467 return; 9468 } 9469 clearAppDataLeafLIF(pkg, userId, flags); 9470 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9471 for (int i = 0; i < childCount; i++) { 9472 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9473 } 9474 } 9475 9476 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9477 final PackageSetting ps; 9478 synchronized (mPackages) { 9479 ps = mSettings.mPackages.get(pkg.packageName); 9480 } 9481 for (int realUserId : resolveUserIds(userId)) { 9482 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9483 try { 9484 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9485 ceDataInode); 9486 } catch (InstallerException e) { 9487 Slog.w(TAG, String.valueOf(e)); 9488 } 9489 } 9490 } 9491 9492 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9493 if (pkg == null) { 9494 Slog.wtf(TAG, "Package was null!", new Throwable()); 9495 return; 9496 } 9497 destroyAppDataLeafLIF(pkg, userId, flags); 9498 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9499 for (int i = 0; i < childCount; i++) { 9500 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9501 } 9502 } 9503 9504 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9505 final PackageSetting ps; 9506 synchronized (mPackages) { 9507 ps = mSettings.mPackages.get(pkg.packageName); 9508 } 9509 for (int realUserId : resolveUserIds(userId)) { 9510 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9511 try { 9512 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9513 ceDataInode); 9514 } catch (InstallerException e) { 9515 Slog.w(TAG, String.valueOf(e)); 9516 } 9517 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9518 } 9519 } 9520 9521 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9522 if (pkg == null) { 9523 Slog.wtf(TAG, "Package was null!", new Throwable()); 9524 return; 9525 } 9526 destroyAppProfilesLeafLIF(pkg); 9527 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9528 for (int i = 0; i < childCount; i++) { 9529 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9530 } 9531 } 9532 9533 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9534 try { 9535 mInstaller.destroyAppProfiles(pkg.packageName); 9536 } catch (InstallerException e) { 9537 Slog.w(TAG, String.valueOf(e)); 9538 } 9539 } 9540 9541 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9542 if (pkg == null) { 9543 Slog.wtf(TAG, "Package was null!", new Throwable()); 9544 return; 9545 } 9546 clearAppProfilesLeafLIF(pkg); 9547 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9548 for (int i = 0; i < childCount; i++) { 9549 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 9550 } 9551 } 9552 9553 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9554 try { 9555 mInstaller.clearAppProfiles(pkg.packageName); 9556 } catch (InstallerException e) { 9557 Slog.w(TAG, String.valueOf(e)); 9558 } 9559 } 9560 9561 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9562 long lastUpdateTime) { 9563 // Set parent install/update time 9564 PackageSetting ps = (PackageSetting) pkg.mExtras; 9565 if (ps != null) { 9566 ps.firstInstallTime = firstInstallTime; 9567 ps.lastUpdateTime = lastUpdateTime; 9568 } 9569 // Set children install/update time 9570 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9571 for (int i = 0; i < childCount; i++) { 9572 PackageParser.Package childPkg = pkg.childPackages.get(i); 9573 ps = (PackageSetting) childPkg.mExtras; 9574 if (ps != null) { 9575 ps.firstInstallTime = firstInstallTime; 9576 ps.lastUpdateTime = lastUpdateTime; 9577 } 9578 } 9579 } 9580 9581 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 9582 PackageParser.Package changingLib) { 9583 if (file.path != null) { 9584 usesLibraryFiles.add(file.path); 9585 return; 9586 } 9587 PackageParser.Package p = mPackages.get(file.apk); 9588 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9589 // If we are doing this while in the middle of updating a library apk, 9590 // then we need to make sure to use that new apk for determining the 9591 // dependencies here. (We haven't yet finished committing the new apk 9592 // to the package manager state.) 9593 if (p == null || p.packageName.equals(changingLib.packageName)) { 9594 p = changingLib; 9595 } 9596 } 9597 if (p != null) { 9598 usesLibraryFiles.addAll(p.getAllCodePaths()); 9599 if (p.usesLibraryFiles != null) { 9600 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9601 } 9602 } 9603 } 9604 9605 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9606 PackageParser.Package changingLib) throws PackageManagerException { 9607 if (pkg == null) { 9608 return; 9609 } 9610 ArraySet<String> usesLibraryFiles = null; 9611 if (pkg.usesLibraries != null) { 9612 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9613 null, null, pkg.packageName, changingLib, true, null); 9614 } 9615 if (pkg.usesStaticLibraries != null) { 9616 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9617 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9618 pkg.packageName, changingLib, true, usesLibraryFiles); 9619 } 9620 if (pkg.usesOptionalLibraries != null) { 9621 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9622 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 9623 } 9624 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9625 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9626 } else { 9627 pkg.usesLibraryFiles = null; 9628 } 9629 } 9630 9631 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9632 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 9633 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9634 boolean required, @Nullable ArraySet<String> outUsedLibraries) 9635 throws PackageManagerException { 9636 final int libCount = requestedLibraries.size(); 9637 for (int i = 0; i < libCount; i++) { 9638 final String libName = requestedLibraries.get(i); 9639 final int libVersion = requiredVersions != null ? requiredVersions[i] 9640 : SharedLibraryInfo.VERSION_UNDEFINED; 9641 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9642 if (libEntry == null) { 9643 if (required) { 9644 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9645 "Package " + packageName + " requires unavailable shared library " 9646 + libName + "; failing!"); 9647 } else if (DEBUG_SHARED_LIBRARIES) { 9648 Slog.i(TAG, "Package " + packageName 9649 + " desires unavailable shared library " 9650 + libName + "; ignoring!"); 9651 } 9652 } else { 9653 if (requiredVersions != null && requiredCertDigests != null) { 9654 if (libEntry.info.getVersion() != requiredVersions[i]) { 9655 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9656 "Package " + packageName + " requires unavailable static shared" 9657 + " library " + libName + " version " 9658 + libEntry.info.getVersion() + "; failing!"); 9659 } 9660 9661 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9662 if (libPkg == null) { 9663 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9664 "Package " + packageName + " requires unavailable static shared" 9665 + " library; failing!"); 9666 } 9667 9668 String expectedCertDigest = requiredCertDigests[i]; 9669 String libCertDigest = PackageUtils.computeCertSha256Digest( 9670 libPkg.mSignatures[0]); 9671 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 9672 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9673 "Package " + packageName + " requires differently signed" + 9674 " static shared library; failing!"); 9675 } 9676 } 9677 9678 if (outUsedLibraries == null) { 9679 outUsedLibraries = new ArraySet<>(); 9680 } 9681 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9682 } 9683 } 9684 return outUsedLibraries; 9685 } 9686 9687 private static boolean hasString(List<String> list, List<String> which) { 9688 if (list == null) { 9689 return false; 9690 } 9691 for (int i=list.size()-1; i>=0; i--) { 9692 for (int j=which.size()-1; j>=0; j--) { 9693 if (which.get(j).equals(list.get(i))) { 9694 return true; 9695 } 9696 } 9697 } 9698 return false; 9699 } 9700 9701 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9702 PackageParser.Package changingPkg) { 9703 ArrayList<PackageParser.Package> res = null; 9704 for (PackageParser.Package pkg : mPackages.values()) { 9705 if (changingPkg != null 9706 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9707 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9708 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9709 changingPkg.staticSharedLibName)) { 9710 return null; 9711 } 9712 if (res == null) { 9713 res = new ArrayList<>(); 9714 } 9715 res.add(pkg); 9716 try { 9717 updateSharedLibrariesLPr(pkg, changingPkg); 9718 } catch (PackageManagerException e) { 9719 // If a system app update or an app and a required lib missing we 9720 // delete the package and for updated system apps keep the data as 9721 // it is better for the user to reinstall than to be in an limbo 9722 // state. Also libs disappearing under an app should never happen 9723 // - just in case. 9724 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 9725 final int flags = pkg.isUpdatedSystemApp() 9726 ? PackageManager.DELETE_KEEP_DATA : 0; 9727 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9728 flags , null, true, null); 9729 } 9730 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9731 } 9732 } 9733 return res; 9734 } 9735 9736 /** 9737 * Derive the value of the {@code cpuAbiOverride} based on the provided 9738 * value and an optional stored value from the package settings. 9739 */ 9740 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9741 String cpuAbiOverride = null; 9742 9743 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9744 cpuAbiOverride = null; 9745 } else if (abiOverride != null) { 9746 cpuAbiOverride = abiOverride; 9747 } else if (settings != null) { 9748 cpuAbiOverride = settings.cpuAbiOverrideString; 9749 } 9750 9751 return cpuAbiOverride; 9752 } 9753 9754 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9755 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9756 throws PackageManagerException { 9757 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9758 // If the package has children and this is the first dive in the function 9759 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9760 // whether all packages (parent and children) would be successfully scanned 9761 // before the actual scan since scanning mutates internal state and we want 9762 // to atomically install the package and its children. 9763 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9764 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9765 scanFlags |= SCAN_CHECK_ONLY; 9766 } 9767 } else { 9768 scanFlags &= ~SCAN_CHECK_ONLY; 9769 } 9770 9771 final PackageParser.Package scannedPkg; 9772 try { 9773 // Scan the parent 9774 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9775 // Scan the children 9776 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9777 for (int i = 0; i < childCount; i++) { 9778 PackageParser.Package childPkg = pkg.childPackages.get(i); 9779 scanPackageLI(childPkg, policyFlags, 9780 scanFlags, currentTime, user); 9781 } 9782 } finally { 9783 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9784 } 9785 9786 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9787 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9788 } 9789 9790 return scannedPkg; 9791 } 9792 9793 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9794 int scanFlags, long currentTime, @Nullable UserHandle user) 9795 throws PackageManagerException { 9796 boolean success = false; 9797 try { 9798 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9799 currentTime, user); 9800 success = true; 9801 return res; 9802 } finally { 9803 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9804 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9805 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9806 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9807 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9808 } 9809 } 9810 } 9811 9812 /** 9813 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9814 */ 9815 private static boolean apkHasCode(String fileName) { 9816 StrictJarFile jarFile = null; 9817 try { 9818 jarFile = new StrictJarFile(fileName, 9819 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9820 return jarFile.findEntry("classes.dex") != null; 9821 } catch (IOException ignore) { 9822 } finally { 9823 try { 9824 if (jarFile != null) { 9825 jarFile.close(); 9826 } 9827 } catch (IOException ignore) {} 9828 } 9829 return false; 9830 } 9831 9832 /** 9833 * Enforces code policy for the package. This ensures that if an APK has 9834 * declared hasCode="true" in its manifest that the APK actually contains 9835 * code. 9836 * 9837 * @throws PackageManagerException If bytecode could not be found when it should exist 9838 */ 9839 private static void assertCodePolicy(PackageParser.Package pkg) 9840 throws PackageManagerException { 9841 final boolean shouldHaveCode = 9842 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9843 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9844 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9845 "Package " + pkg.baseCodePath + " code is missing"); 9846 } 9847 9848 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9849 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9850 final boolean splitShouldHaveCode = 9851 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9852 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9853 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9854 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9855 } 9856 } 9857 } 9858 } 9859 9860 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9861 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9862 throws PackageManagerException { 9863 if (DEBUG_PACKAGE_SCANNING) { 9864 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9865 Log.d(TAG, "Scanning package " + pkg.packageName); 9866 } 9867 9868 applyPolicy(pkg, policyFlags); 9869 9870 assertPackageIsValid(pkg, policyFlags, scanFlags); 9871 9872 // Initialize package source and resource directories 9873 final File scanFile = new File(pkg.codePath); 9874 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9875 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9876 9877 SharedUserSetting suid = null; 9878 PackageSetting pkgSetting = null; 9879 9880 // Getting the package setting may have a side-effect, so if we 9881 // are only checking if scan would succeed, stash a copy of the 9882 // old setting to restore at the end. 9883 PackageSetting nonMutatedPs = null; 9884 9885 // We keep references to the derived CPU Abis from settings in oder to reuse 9886 // them in the case where we're not upgrading or booting for the first time. 9887 String primaryCpuAbiFromSettings = null; 9888 String secondaryCpuAbiFromSettings = null; 9889 9890 // writer 9891 synchronized (mPackages) { 9892 if (pkg.mSharedUserId != null) { 9893 // SIDE EFFECTS; may potentially allocate a new shared user 9894 suid = mSettings.getSharedUserLPw( 9895 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9896 if (DEBUG_PACKAGE_SCANNING) { 9897 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9898 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9899 + "): packages=" + suid.packages); 9900 } 9901 } 9902 9903 // Check if we are renaming from an original package name. 9904 PackageSetting origPackage = null; 9905 String realName = null; 9906 if (pkg.mOriginalPackages != null) { 9907 // This package may need to be renamed to a previously 9908 // installed name. Let's check on that... 9909 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9910 if (pkg.mOriginalPackages.contains(renamed)) { 9911 // This package had originally been installed as the 9912 // original name, and we have already taken care of 9913 // transitioning to the new one. Just update the new 9914 // one to continue using the old name. 9915 realName = pkg.mRealPackage; 9916 if (!pkg.packageName.equals(renamed)) { 9917 // Callers into this function may have already taken 9918 // care of renaming the package; only do it here if 9919 // it is not already done. 9920 pkg.setPackageName(renamed); 9921 } 9922 } else { 9923 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9924 if ((origPackage = mSettings.getPackageLPr( 9925 pkg.mOriginalPackages.get(i))) != null) { 9926 // We do have the package already installed under its 9927 // original name... should we use it? 9928 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9929 // New package is not compatible with original. 9930 origPackage = null; 9931 continue; 9932 } else if (origPackage.sharedUser != null) { 9933 // Make sure uid is compatible between packages. 9934 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9935 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9936 + " to " + pkg.packageName + ": old uid " 9937 + origPackage.sharedUser.name 9938 + " differs from " + pkg.mSharedUserId); 9939 origPackage = null; 9940 continue; 9941 } 9942 // TODO: Add case when shared user id is added [b/28144775] 9943 } else { 9944 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9945 + pkg.packageName + " to old name " + origPackage.name); 9946 } 9947 break; 9948 } 9949 } 9950 } 9951 } 9952 9953 if (mTransferedPackages.contains(pkg.packageName)) { 9954 Slog.w(TAG, "Package " + pkg.packageName 9955 + " was transferred to another, but its .apk remains"); 9956 } 9957 9958 // See comments in nonMutatedPs declaration 9959 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9960 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9961 if (foundPs != null) { 9962 nonMutatedPs = new PackageSetting(foundPs); 9963 } 9964 } 9965 9966 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9967 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9968 if (foundPs != null) { 9969 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9970 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9971 } 9972 } 9973 9974 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9975 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9976 PackageManagerService.reportSettingsProblem(Log.WARN, 9977 "Package " + pkg.packageName + " shared user changed from " 9978 + (pkgSetting.sharedUser != null 9979 ? pkgSetting.sharedUser.name : "<nothing>") 9980 + " to " 9981 + (suid != null ? suid.name : "<nothing>") 9982 + "; replacing with new"); 9983 pkgSetting = null; 9984 } 9985 final PackageSetting oldPkgSetting = 9986 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9987 final PackageSetting disabledPkgSetting = 9988 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9989 9990 String[] usesStaticLibraries = null; 9991 if (pkg.usesStaticLibraries != null) { 9992 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9993 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9994 } 9995 9996 if (pkgSetting == null) { 9997 final String parentPackageName = (pkg.parentPackage != null) 9998 ? pkg.parentPackage.packageName : null; 9999 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10000 // REMOVE SharedUserSetting from method; update in a separate call 10001 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 10002 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 10003 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 10004 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 10005 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 10006 true /*allowInstall*/, instantApp, parentPackageName, 10007 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10008 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10009 // SIDE EFFECTS; updates system state; move elsewhere 10010 if (origPackage != null) { 10011 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 10012 } 10013 mSettings.addUserToSettingLPw(pkgSetting); 10014 } else { 10015 // REMOVE SharedUserSetting from method; update in a separate call. 10016 // 10017 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10018 // secondaryCpuAbi are not known at this point so we always update them 10019 // to null here, only to reset them at a later point. 10020 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 10021 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 10022 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 10023 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 10024 UserManagerService.getInstance(), usesStaticLibraries, 10025 pkg.usesStaticLibrariesVersions); 10026 } 10027 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 10028 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10029 10030 // SIDE EFFECTS; modifies system state; move elsewhere 10031 if (pkgSetting.origPackage != null) { 10032 // If we are first transitioning from an original package, 10033 // fix up the new package's name now. We need to do this after 10034 // looking up the package under its new name, so getPackageLP 10035 // can take care of fiddling things correctly. 10036 pkg.setPackageName(origPackage.name); 10037 10038 // File a report about this. 10039 String msg = "New package " + pkgSetting.realName 10040 + " renamed to replace old package " + pkgSetting.name; 10041 reportSettingsProblem(Log.WARN, msg); 10042 10043 // Make a note of it. 10044 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10045 mTransferedPackages.add(origPackage.name); 10046 } 10047 10048 // No longer need to retain this. 10049 pkgSetting.origPackage = null; 10050 } 10051 10052 // SIDE EFFECTS; modifies system state; move elsewhere 10053 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 10054 // Make a note of it. 10055 mTransferedPackages.add(pkg.packageName); 10056 } 10057 10058 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 10059 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10060 } 10061 10062 if ((scanFlags & SCAN_BOOTING) == 0 10063 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10064 // Check all shared libraries and map to their actual file path. 10065 // We only do this here for apps not on a system dir, because those 10066 // are the only ones that can fail an install due to this. We 10067 // will take care of the system apps by updating all of their 10068 // library paths after the scan is done. Also during the initial 10069 // scan don't update any libs as we do this wholesale after all 10070 // apps are scanned to avoid dependency based scanning. 10071 updateSharedLibrariesLPr(pkg, null); 10072 } 10073 10074 if (mFoundPolicyFile) { 10075 SELinuxMMAC.assignSeInfoValue(pkg); 10076 } 10077 pkg.applicationInfo.uid = pkgSetting.appId; 10078 pkg.mExtras = pkgSetting; 10079 10080 10081 // Static shared libs have same package with different versions where 10082 // we internally use a synthetic package name to allow multiple versions 10083 // of the same package, therefore we need to compare signatures against 10084 // the package setting for the latest library version. 10085 PackageSetting signatureCheckPs = pkgSetting; 10086 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10087 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10088 if (libraryEntry != null) { 10089 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10090 } 10091 } 10092 10093 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 10094 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 10095 // We just determined the app is signed correctly, so bring 10096 // over the latest parsed certs. 10097 pkgSetting.signatures.mSignatures = pkg.mSignatures; 10098 } else { 10099 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10100 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10101 "Package " + pkg.packageName + " upgrade keys do not match the " 10102 + "previously installed version"); 10103 } else { 10104 pkgSetting.signatures.mSignatures = pkg.mSignatures; 10105 String msg = "System package " + pkg.packageName 10106 + " signature changed; retaining data."; 10107 reportSettingsProblem(Log.WARN, msg); 10108 } 10109 } 10110 } else { 10111 try { 10112 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 10113 verifySignaturesLP(signatureCheckPs, pkg); 10114 // We just determined the app is signed correctly, so bring 10115 // over the latest parsed certs. 10116 pkgSetting.signatures.mSignatures = pkg.mSignatures; 10117 } catch (PackageManagerException e) { 10118 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10119 throw e; 10120 } 10121 // The signature has changed, but this package is in the system 10122 // image... let's recover! 10123 pkgSetting.signatures.mSignatures = pkg.mSignatures; 10124 // However... if this package is part of a shared user, but it 10125 // doesn't match the signature of the shared user, let's fail. 10126 // What this means is that you can't change the signatures 10127 // associated with an overall shared user, which doesn't seem all 10128 // that unreasonable. 10129 if (signatureCheckPs.sharedUser != null) { 10130 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 10131 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 10132 throw new PackageManagerException( 10133 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10134 "Signature mismatch for shared user: " 10135 + pkgSetting.sharedUser); 10136 } 10137 } 10138 // File a report about this. 10139 String msg = "System package " + pkg.packageName 10140 + " signature changed; retaining data."; 10141 reportSettingsProblem(Log.WARN, msg); 10142 } 10143 } 10144 10145 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10146 // This package wants to adopt ownership of permissions from 10147 // another package. 10148 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10149 final String origName = pkg.mAdoptPermissions.get(i); 10150 final PackageSetting orig = mSettings.getPackageLPr(origName); 10151 if (orig != null) { 10152 if (verifyPackageUpdateLPr(orig, pkg)) { 10153 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10154 + pkg.packageName); 10155 // SIDE EFFECTS; updates permissions system state; move elsewhere 10156 mSettings.transferPermissionsLPw(origName, pkg.packageName); 10157 } 10158 } 10159 } 10160 } 10161 } 10162 10163 pkg.applicationInfo.processName = fixProcessName( 10164 pkg.applicationInfo.packageName, 10165 pkg.applicationInfo.processName); 10166 10167 if (pkg != mPlatformPackage) { 10168 // Get all of our default paths setup 10169 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10170 } 10171 10172 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10173 10174 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10175 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 10176 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10177 derivePackageAbi( 10178 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 10179 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10180 10181 // Some system apps still use directory structure for native libraries 10182 // in which case we might end up not detecting abi solely based on apk 10183 // structure. Try to detect abi based on directory structure. 10184 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10185 pkg.applicationInfo.primaryCpuAbi == null) { 10186 setBundledAppAbisAndRoots(pkg, pkgSetting); 10187 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 10188 } 10189 } else { 10190 // This is not a first boot or an upgrade, don't bother deriving the 10191 // ABI during the scan. Instead, trust the value that was stored in the 10192 // package setting. 10193 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10194 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10195 10196 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 10197 10198 if (DEBUG_ABI_SELECTION) { 10199 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10200 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10201 pkg.applicationInfo.secondaryCpuAbi); 10202 } 10203 } 10204 } else { 10205 if ((scanFlags & SCAN_MOVE) != 0) { 10206 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10207 // but we already have this packages package info in the PackageSetting. We just 10208 // use that and derive the native library path based on the new codepath. 10209 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10210 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10211 } 10212 10213 // Set native library paths again. For moves, the path will be updated based on the 10214 // ABIs we've determined above. For non-moves, the path will be updated based on the 10215 // ABIs we determined during compilation, but the path will depend on the final 10216 // package path (after the rename away from the stage path). 10217 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 10218 } 10219 10220 // This is a special case for the "system" package, where the ABI is 10221 // dictated by the zygote configuration (and init.rc). We should keep track 10222 // of this ABI so that we can deal with "normal" applications that run under 10223 // the same UID correctly. 10224 if (mPlatformPackage == pkg) { 10225 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10226 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10227 } 10228 10229 // If there's a mismatch between the abi-override in the package setting 10230 // and the abiOverride specified for the install. Warn about this because we 10231 // would've already compiled the app without taking the package setting into 10232 // account. 10233 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10234 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 10235 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10236 " for package " + pkg.packageName); 10237 } 10238 } 10239 10240 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10241 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10242 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10243 10244 // Copy the derived override back to the parsed package, so that we can 10245 // update the package settings accordingly. 10246 pkg.cpuAbiOverride = cpuAbiOverride; 10247 10248 if (DEBUG_ABI_SELECTION) { 10249 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 10250 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10251 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10252 } 10253 10254 // Push the derived path down into PackageSettings so we know what to 10255 // clean up at uninstall time. 10256 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10257 10258 if (DEBUG_ABI_SELECTION) { 10259 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10260 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10261 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10262 } 10263 10264 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 10265 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10266 // We don't do this here during boot because we can do it all 10267 // at once after scanning all existing packages. 10268 // 10269 // We also do this *before* we perform dexopt on this package, so that 10270 // we can avoid redundant dexopts, and also to make sure we've got the 10271 // code and package path correct. 10272 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10273 } 10274 10275 if (mFactoryTest && pkg.requestedPermissions.contains( 10276 android.Manifest.permission.FACTORY_TEST)) { 10277 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10278 } 10279 10280 if (isSystemApp(pkg)) { 10281 pkgSetting.isOrphaned = true; 10282 } 10283 10284 // Take care of first install / last update times. 10285 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 10286 if (currentTime != 0) { 10287 if (pkgSetting.firstInstallTime == 0) { 10288 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10289 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10290 pkgSetting.lastUpdateTime = currentTime; 10291 } 10292 } else if (pkgSetting.firstInstallTime == 0) { 10293 // We need *something*. Take time time stamp of the file. 10294 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10295 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10296 if (scanFileTime != pkgSetting.timeStamp) { 10297 // A package on the system image has changed; consider this 10298 // to be an update. 10299 pkgSetting.lastUpdateTime = scanFileTime; 10300 } 10301 } 10302 pkgSetting.setTimeStamp(scanFileTime); 10303 10304 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10305 if (nonMutatedPs != null) { 10306 synchronized (mPackages) { 10307 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 10308 } 10309 } 10310 } else { 10311 final int userId = user == null ? 0 : user.getIdentifier(); 10312 // Modify state for the given package setting 10313 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10314 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10315 if (pkgSetting.getInstantApp(userId)) { 10316 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10317 } 10318 } 10319 return pkg; 10320 } 10321 10322 /** 10323 * Applies policy to the parsed package based upon the given policy flags. 10324 * Ensures the package is in a good state. 10325 * <p> 10326 * Implementation detail: This method must NOT have any side effect. It would 10327 * ideally be static, but, it requires locks to read system state. 10328 */ 10329 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 10330 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 10331 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10332 if (pkg.applicationInfo.isDirectBootAware()) { 10333 // we're direct boot aware; set for all components 10334 for (PackageParser.Service s : pkg.services) { 10335 s.info.encryptionAware = s.info.directBootAware = true; 10336 } 10337 for (PackageParser.Provider p : pkg.providers) { 10338 p.info.encryptionAware = p.info.directBootAware = true; 10339 } 10340 for (PackageParser.Activity a : pkg.activities) { 10341 a.info.encryptionAware = a.info.directBootAware = true; 10342 } 10343 for (PackageParser.Activity r : pkg.receivers) { 10344 r.info.encryptionAware = r.info.directBootAware = true; 10345 } 10346 } 10347 } else { 10348 // Only allow system apps to be flagged as core apps. 10349 pkg.coreApp = false; 10350 // clear flags not applicable to regular apps 10351 pkg.applicationInfo.privateFlags &= 10352 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10353 pkg.applicationInfo.privateFlags &= 10354 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10355 } 10356 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 10357 10358 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 10359 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10360 } 10361 10362 if (!isSystemApp(pkg)) { 10363 // Only system apps can use these features. 10364 pkg.mOriginalPackages = null; 10365 pkg.mRealPackage = null; 10366 pkg.mAdoptPermissions = null; 10367 } 10368 } 10369 10370 /** 10371 * Asserts the parsed package is valid according to the given policy. If the 10372 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10373 * <p> 10374 * Implementation detail: This method must NOT have any side effects. It would 10375 * ideally be static, but, it requires locks to read system state. 10376 * 10377 * @throws PackageManagerException If the package fails any of the validation checks 10378 */ 10379 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 10380 throws PackageManagerException { 10381 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10382 assertCodePolicy(pkg); 10383 } 10384 10385 if (pkg.applicationInfo.getCodePath() == null || 10386 pkg.applicationInfo.getResourcePath() == null) { 10387 // Bail out. The resource and code paths haven't been set. 10388 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10389 "Code and resource paths haven't been set correctly"); 10390 } 10391 10392 // Make sure we're not adding any bogus keyset info 10393 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10394 ksms.assertScannedPackageValid(pkg); 10395 10396 synchronized (mPackages) { 10397 // The special "android" package can only be defined once 10398 if (pkg.packageName.equals("android")) { 10399 if (mAndroidApplication != null) { 10400 Slog.w(TAG, "*************************************************"); 10401 Slog.w(TAG, "Core android package being redefined. Skipping."); 10402 Slog.w(TAG, " codePath=" + pkg.codePath); 10403 Slog.w(TAG, "*************************************************"); 10404 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10405 "Core android package being redefined. Skipping."); 10406 } 10407 } 10408 10409 // A package name must be unique; don't allow duplicates 10410 if (mPackages.containsKey(pkg.packageName)) { 10411 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10412 "Application package " + pkg.packageName 10413 + " already installed. Skipping duplicate."); 10414 } 10415 10416 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10417 // Static libs have a synthetic package name containing the version 10418 // but we still want the base name to be unique. 10419 if (mPackages.containsKey(pkg.manifestPackageName)) { 10420 throw new PackageManagerException( 10421 "Duplicate static shared lib provider package"); 10422 } 10423 10424 // Static shared libraries should have at least O target SDK 10425 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10426 throw new PackageManagerException( 10427 "Packages declaring static-shared libs must target O SDK or higher"); 10428 } 10429 10430 // Package declaring static a shared lib cannot be instant apps 10431 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10432 throw new PackageManagerException( 10433 "Packages declaring static-shared libs cannot be instant apps"); 10434 } 10435 10436 // Package declaring static a shared lib cannot be renamed since the package 10437 // name is synthetic and apps can't code around package manager internals. 10438 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10439 throw new PackageManagerException( 10440 "Packages declaring static-shared libs cannot be renamed"); 10441 } 10442 10443 // Package declaring static a shared lib cannot declare child packages 10444 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10445 throw new PackageManagerException( 10446 "Packages declaring static-shared libs cannot have child packages"); 10447 } 10448 10449 // Package declaring static a shared lib cannot declare dynamic libs 10450 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10451 throw new PackageManagerException( 10452 "Packages declaring static-shared libs cannot declare dynamic libs"); 10453 } 10454 10455 // Package declaring static a shared lib cannot declare shared users 10456 if (pkg.mSharedUserId != null) { 10457 throw new PackageManagerException( 10458 "Packages declaring static-shared libs cannot declare shared users"); 10459 } 10460 10461 // Static shared libs cannot declare activities 10462 if (!pkg.activities.isEmpty()) { 10463 throw new PackageManagerException( 10464 "Static shared libs cannot declare activities"); 10465 } 10466 10467 // Static shared libs cannot declare services 10468 if (!pkg.services.isEmpty()) { 10469 throw new PackageManagerException( 10470 "Static shared libs cannot declare services"); 10471 } 10472 10473 // Static shared libs cannot declare providers 10474 if (!pkg.providers.isEmpty()) { 10475 throw new PackageManagerException( 10476 "Static shared libs cannot declare content providers"); 10477 } 10478 10479 // Static shared libs cannot declare receivers 10480 if (!pkg.receivers.isEmpty()) { 10481 throw new PackageManagerException( 10482 "Static shared libs cannot declare broadcast receivers"); 10483 } 10484 10485 // Static shared libs cannot declare permission groups 10486 if (!pkg.permissionGroups.isEmpty()) { 10487 throw new PackageManagerException( 10488 "Static shared libs cannot declare permission groups"); 10489 } 10490 10491 // Static shared libs cannot declare permissions 10492 if (!pkg.permissions.isEmpty()) { 10493 throw new PackageManagerException( 10494 "Static shared libs cannot declare permissions"); 10495 } 10496 10497 // Static shared libs cannot declare protected broadcasts 10498 if (pkg.protectedBroadcasts != null) { 10499 throw new PackageManagerException( 10500 "Static shared libs cannot declare protected broadcasts"); 10501 } 10502 10503 // Static shared libs cannot be overlay targets 10504 if (pkg.mOverlayTarget != null) { 10505 throw new PackageManagerException( 10506 "Static shared libs cannot be overlay targets"); 10507 } 10508 10509 // The version codes must be ordered as lib versions 10510 int minVersionCode = Integer.MIN_VALUE; 10511 int maxVersionCode = Integer.MAX_VALUE; 10512 10513 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10514 pkg.staticSharedLibName); 10515 if (versionedLib != null) { 10516 final int versionCount = versionedLib.size(); 10517 for (int i = 0; i < versionCount; i++) { 10518 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10519 // TODO: We will change version code to long, so in the new API it is long 10520 final int libVersionCode = (int) libInfo.getDeclaringPackage() 10521 .getVersionCode(); 10522 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 10523 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10524 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 10525 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10526 } else { 10527 minVersionCode = maxVersionCode = libVersionCode; 10528 break; 10529 } 10530 } 10531 } 10532 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 10533 throw new PackageManagerException("Static shared" 10534 + " lib version codes must be ordered as lib versions"); 10535 } 10536 } 10537 10538 // Only privileged apps and updated privileged apps can add child packages. 10539 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10540 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 10541 throw new PackageManagerException("Only privileged apps can add child " 10542 + "packages. Ignoring package " + pkg.packageName); 10543 } 10544 final int childCount = pkg.childPackages.size(); 10545 for (int i = 0; i < childCount; i++) { 10546 PackageParser.Package childPkg = pkg.childPackages.get(i); 10547 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10548 childPkg.packageName)) { 10549 throw new PackageManagerException("Can't override child of " 10550 + "another disabled app. Ignoring package " + pkg.packageName); 10551 } 10552 } 10553 } 10554 10555 // If we're only installing presumed-existing packages, require that the 10556 // scanned APK is both already known and at the path previously established 10557 // for it. Previously unknown packages we pick up normally, but if we have an 10558 // a priori expectation about this package's install presence, enforce it. 10559 // With a singular exception for new system packages. When an OTA contains 10560 // a new system package, we allow the codepath to change from a system location 10561 // to the user-installed location. If we don't allow this change, any newer, 10562 // user-installed version of the application will be ignored. 10563 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10564 if (mExpectingBetter.containsKey(pkg.packageName)) { 10565 logCriticalInfo(Log.WARN, 10566 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10567 } else { 10568 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10569 if (known != null) { 10570 if (DEBUG_PACKAGE_SCANNING) { 10571 Log.d(TAG, "Examining " + pkg.codePath 10572 + " and requiring known paths " + known.codePathString 10573 + " & " + known.resourcePathString); 10574 } 10575 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10576 || !pkg.applicationInfo.getResourcePath().equals( 10577 known.resourcePathString)) { 10578 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10579 "Application package " + pkg.packageName 10580 + " found at " + pkg.applicationInfo.getCodePath() 10581 + " but expected at " + known.codePathString 10582 + "; ignoring."); 10583 } 10584 } 10585 } 10586 } 10587 10588 // Verify that this new package doesn't have any content providers 10589 // that conflict with existing packages. Only do this if the 10590 // package isn't already installed, since we don't want to break 10591 // things that are installed. 10592 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10593 final int N = pkg.providers.size(); 10594 int i; 10595 for (i=0; i<N; i++) { 10596 PackageParser.Provider p = pkg.providers.get(i); 10597 if (p.info.authority != null) { 10598 String names[] = p.info.authority.split(";"); 10599 for (int j = 0; j < names.length; j++) { 10600 if (mProvidersByAuthority.containsKey(names[j])) { 10601 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10602 final String otherPackageName = 10603 ((other != null && other.getComponentName() != null) ? 10604 other.getComponentName().getPackageName() : "?"); 10605 throw new PackageManagerException( 10606 INSTALL_FAILED_CONFLICTING_PROVIDER, 10607 "Can't install because provider name " + names[j] 10608 + " (in package " + pkg.applicationInfo.packageName 10609 + ") is already used by " + otherPackageName); 10610 } 10611 } 10612 } 10613 } 10614 } 10615 } 10616 } 10617 10618 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 10619 int type, String declaringPackageName, int declaringVersionCode) { 10620 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10621 if (versionedLib == null) { 10622 versionedLib = new SparseArray<>(); 10623 mSharedLibraries.put(name, versionedLib); 10624 if (type == SharedLibraryInfo.TYPE_STATIC) { 10625 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10626 } 10627 } else if (versionedLib.indexOfKey(version) >= 0) { 10628 return false; 10629 } 10630 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10631 version, type, declaringPackageName, declaringVersionCode); 10632 versionedLib.put(version, libEntry); 10633 return true; 10634 } 10635 10636 private boolean removeSharedLibraryLPw(String name, int version) { 10637 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10638 if (versionedLib == null) { 10639 return false; 10640 } 10641 final int libIdx = versionedLib.indexOfKey(version); 10642 if (libIdx < 0) { 10643 return false; 10644 } 10645 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10646 versionedLib.remove(version); 10647 if (versionedLib.size() <= 0) { 10648 mSharedLibraries.remove(name); 10649 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10650 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10651 .getPackageName()); 10652 } 10653 } 10654 return true; 10655 } 10656 10657 /** 10658 * Adds a scanned package to the system. When this method is finished, the package will 10659 * be available for query, resolution, etc... 10660 */ 10661 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10662 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 10663 final String pkgName = pkg.packageName; 10664 if (mCustomResolverComponentName != null && 10665 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10666 setUpCustomResolverActivity(pkg); 10667 } 10668 10669 if (pkg.packageName.equals("android")) { 10670 synchronized (mPackages) { 10671 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10672 // Set up information for our fall-back user intent resolution activity. 10673 mPlatformPackage = pkg; 10674 pkg.mVersionCode = mSdkVersion; 10675 mAndroidApplication = pkg.applicationInfo; 10676 if (!mResolverReplaced) { 10677 mResolveActivity.applicationInfo = mAndroidApplication; 10678 mResolveActivity.name = ResolverActivity.class.getName(); 10679 mResolveActivity.packageName = mAndroidApplication.packageName; 10680 mResolveActivity.processName = "system:ui"; 10681 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10682 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10683 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10684 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10685 mResolveActivity.exported = true; 10686 mResolveActivity.enabled = true; 10687 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10688 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10689 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10690 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10691 | ActivityInfo.CONFIG_ORIENTATION 10692 | ActivityInfo.CONFIG_KEYBOARD 10693 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10694 mResolveInfo.activityInfo = mResolveActivity; 10695 mResolveInfo.priority = 0; 10696 mResolveInfo.preferredOrder = 0; 10697 mResolveInfo.match = 0; 10698 mResolveComponentName = new ComponentName( 10699 mAndroidApplication.packageName, mResolveActivity.name); 10700 } 10701 } 10702 } 10703 } 10704 10705 ArrayList<PackageParser.Package> clientLibPkgs = null; 10706 // writer 10707 synchronized (mPackages) { 10708 boolean hasStaticSharedLibs = false; 10709 10710 // Any app can add new static shared libraries 10711 if (pkg.staticSharedLibName != null) { 10712 // Static shared libs don't allow renaming as they have synthetic package 10713 // names to allow install of multiple versions, so use name from manifest. 10714 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10715 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10716 pkg.manifestPackageName, pkg.mVersionCode)) { 10717 hasStaticSharedLibs = true; 10718 } else { 10719 Slog.w(TAG, "Package " + pkg.packageName + " library " 10720 + pkg.staticSharedLibName + " already exists; skipping"); 10721 } 10722 // Static shared libs cannot be updated once installed since they 10723 // use synthetic package name which includes the version code, so 10724 // not need to update other packages's shared lib dependencies. 10725 } 10726 10727 if (!hasStaticSharedLibs 10728 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10729 // Only system apps can add new dynamic shared libraries. 10730 if (pkg.libraryNames != null) { 10731 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10732 String name = pkg.libraryNames.get(i); 10733 boolean allowed = false; 10734 if (pkg.isUpdatedSystemApp()) { 10735 // New library entries can only be added through the 10736 // system image. This is important to get rid of a lot 10737 // of nasty edge cases: for example if we allowed a non- 10738 // system update of the app to add a library, then uninstalling 10739 // the update would make the library go away, and assumptions 10740 // we made such as through app install filtering would now 10741 // have allowed apps on the device which aren't compatible 10742 // with it. Better to just have the restriction here, be 10743 // conservative, and create many fewer cases that can negatively 10744 // impact the user experience. 10745 final PackageSetting sysPs = mSettings 10746 .getDisabledSystemPkgLPr(pkg.packageName); 10747 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10748 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10749 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10750 allowed = true; 10751 break; 10752 } 10753 } 10754 } 10755 } else { 10756 allowed = true; 10757 } 10758 if (allowed) { 10759 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10760 SharedLibraryInfo.VERSION_UNDEFINED, 10761 SharedLibraryInfo.TYPE_DYNAMIC, 10762 pkg.packageName, pkg.mVersionCode)) { 10763 Slog.w(TAG, "Package " + pkg.packageName + " library " 10764 + name + " already exists; skipping"); 10765 } 10766 } else { 10767 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10768 + name + " that is not declared on system image; skipping"); 10769 } 10770 } 10771 10772 if ((scanFlags & SCAN_BOOTING) == 0) { 10773 // If we are not booting, we need to update any applications 10774 // that are clients of our shared library. If we are booting, 10775 // this will all be done once the scan is complete. 10776 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10777 } 10778 } 10779 } 10780 } 10781 10782 if ((scanFlags & SCAN_BOOTING) != 0) { 10783 // No apps can run during boot scan, so they don't need to be frozen 10784 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10785 // Caller asked to not kill app, so it's probably not frozen 10786 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10787 // Caller asked us to ignore frozen check for some reason; they 10788 // probably didn't know the package name 10789 } else { 10790 // We're doing major surgery on this package, so it better be frozen 10791 // right now to keep it from launching 10792 checkPackageFrozen(pkgName); 10793 } 10794 10795 // Also need to kill any apps that are dependent on the library. 10796 if (clientLibPkgs != null) { 10797 for (int i=0; i<clientLibPkgs.size(); i++) { 10798 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10799 killApplication(clientPkg.applicationInfo.packageName, 10800 clientPkg.applicationInfo.uid, "update lib"); 10801 } 10802 } 10803 10804 // writer 10805 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10806 10807 synchronized (mPackages) { 10808 // We don't expect installation to fail beyond this point 10809 10810 // Add the new setting to mSettings 10811 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10812 // Add the new setting to mPackages 10813 mPackages.put(pkg.applicationInfo.packageName, pkg); 10814 // Make sure we don't accidentally delete its data. 10815 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10816 while (iter.hasNext()) { 10817 PackageCleanItem item = iter.next(); 10818 if (pkgName.equals(item.packageName)) { 10819 iter.remove(); 10820 } 10821 } 10822 10823 // Add the package's KeySets to the global KeySetManagerService 10824 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10825 ksms.addScannedPackageLPw(pkg); 10826 10827 int N = pkg.providers.size(); 10828 StringBuilder r = null; 10829 int i; 10830 for (i=0; i<N; i++) { 10831 PackageParser.Provider p = pkg.providers.get(i); 10832 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10833 p.info.processName); 10834 mProviders.addProvider(p); 10835 p.syncable = p.info.isSyncable; 10836 if (p.info.authority != null) { 10837 String names[] = p.info.authority.split(";"); 10838 p.info.authority = null; 10839 for (int j = 0; j < names.length; j++) { 10840 if (j == 1 && p.syncable) { 10841 // We only want the first authority for a provider to possibly be 10842 // syncable, so if we already added this provider using a different 10843 // authority clear the syncable flag. We copy the provider before 10844 // changing it because the mProviders object contains a reference 10845 // to a provider that we don't want to change. 10846 // Only do this for the second authority since the resulting provider 10847 // object can be the same for all future authorities for this provider. 10848 p = new PackageParser.Provider(p); 10849 p.syncable = false; 10850 } 10851 if (!mProvidersByAuthority.containsKey(names[j])) { 10852 mProvidersByAuthority.put(names[j], p); 10853 if (p.info.authority == null) { 10854 p.info.authority = names[j]; 10855 } else { 10856 p.info.authority = p.info.authority + ";" + names[j]; 10857 } 10858 if (DEBUG_PACKAGE_SCANNING) { 10859 if (chatty) 10860 Log.d(TAG, "Registered content provider: " + names[j] 10861 + ", className = " + p.info.name + ", isSyncable = " 10862 + p.info.isSyncable); 10863 } 10864 } else { 10865 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10866 Slog.w(TAG, "Skipping provider name " + names[j] + 10867 " (in package " + pkg.applicationInfo.packageName + 10868 "): name already used by " 10869 + ((other != null && other.getComponentName() != null) 10870 ? other.getComponentName().getPackageName() : "?")); 10871 } 10872 } 10873 } 10874 if (chatty) { 10875 if (r == null) { 10876 r = new StringBuilder(256); 10877 } else { 10878 r.append(' '); 10879 } 10880 r.append(p.info.name); 10881 } 10882 } 10883 if (r != null) { 10884 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10885 } 10886 10887 N = pkg.services.size(); 10888 r = null; 10889 for (i=0; i<N; i++) { 10890 PackageParser.Service s = pkg.services.get(i); 10891 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10892 s.info.processName); 10893 mServices.addService(s); 10894 if (chatty) { 10895 if (r == null) { 10896 r = new StringBuilder(256); 10897 } else { 10898 r.append(' '); 10899 } 10900 r.append(s.info.name); 10901 } 10902 } 10903 if (r != null) { 10904 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10905 } 10906 10907 N = pkg.receivers.size(); 10908 r = null; 10909 for (i=0; i<N; i++) { 10910 PackageParser.Activity a = pkg.receivers.get(i); 10911 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10912 a.info.processName); 10913 mReceivers.addActivity(a, "receiver"); 10914 if (chatty) { 10915 if (r == null) { 10916 r = new StringBuilder(256); 10917 } else { 10918 r.append(' '); 10919 } 10920 r.append(a.info.name); 10921 } 10922 } 10923 if (r != null) { 10924 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10925 } 10926 10927 N = pkg.activities.size(); 10928 r = null; 10929 for (i=0; i<N; i++) { 10930 PackageParser.Activity a = pkg.activities.get(i); 10931 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10932 a.info.processName); 10933 mActivities.addActivity(a, "activity"); 10934 if (chatty) { 10935 if (r == null) { 10936 r = new StringBuilder(256); 10937 } else { 10938 r.append(' '); 10939 } 10940 r.append(a.info.name); 10941 } 10942 } 10943 if (r != null) { 10944 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10945 } 10946 10947 N = pkg.permissionGroups.size(); 10948 r = null; 10949 for (i=0; i<N; i++) { 10950 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10951 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10952 final String curPackageName = cur == null ? null : cur.info.packageName; 10953 // Dont allow ephemeral apps to define new permission groups. 10954 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10955 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10956 + pg.info.packageName 10957 + " ignored: instant apps cannot define new permission groups."); 10958 continue; 10959 } 10960 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10961 if (cur == null || isPackageUpdate) { 10962 mPermissionGroups.put(pg.info.name, pg); 10963 if (chatty) { 10964 if (r == null) { 10965 r = new StringBuilder(256); 10966 } else { 10967 r.append(' '); 10968 } 10969 if (isPackageUpdate) { 10970 r.append("UPD:"); 10971 } 10972 r.append(pg.info.name); 10973 } 10974 } else { 10975 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10976 + pg.info.packageName + " ignored: original from " 10977 + cur.info.packageName); 10978 if (chatty) { 10979 if (r == null) { 10980 r = new StringBuilder(256); 10981 } else { 10982 r.append(' '); 10983 } 10984 r.append("DUP:"); 10985 r.append(pg.info.name); 10986 } 10987 } 10988 } 10989 if (r != null) { 10990 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10991 } 10992 10993 N = pkg.permissions.size(); 10994 r = null; 10995 for (i=0; i<N; i++) { 10996 PackageParser.Permission p = pkg.permissions.get(i); 10997 10998 // Dont allow ephemeral apps to define new permissions. 10999 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11000 Slog.w(TAG, "Permission " + p.info.name + " from package " 11001 + p.info.packageName 11002 + " ignored: instant apps cannot define new permissions."); 11003 continue; 11004 } 11005 11006 // Assume by default that we did not install this permission into the system. 11007 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 11008 11009 // Now that permission groups have a special meaning, we ignore permission 11010 // groups for legacy apps to prevent unexpected behavior. In particular, 11011 // permissions for one app being granted to someone just because they happen 11012 // to be in a group defined by another app (before this had no implications). 11013 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 11014 p.group = mPermissionGroups.get(p.info.group); 11015 // Warn for a permission in an unknown group. 11016 if (DEBUG_PERMISSIONS && p.info.group != null && p.group == null) { 11017 Slog.i(TAG, "Permission " + p.info.name + " from package " 11018 + p.info.packageName + " in an unknown group " + p.info.group); 11019 } 11020 } 11021 11022 ArrayMap<String, BasePermission> permissionMap = 11023 p.tree ? mSettings.mPermissionTrees 11024 : mSettings.mPermissions; 11025 BasePermission bp = permissionMap.get(p.info.name); 11026 11027 // Allow system apps to redefine non-system permissions 11028 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 11029 final boolean currentOwnerIsSystem = (bp.perm != null 11030 && isSystemApp(bp.perm.owner)); 11031 if (isSystemApp(p.owner)) { 11032 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 11033 // It's a built-in permission and no owner, take ownership now 11034 bp.packageSetting = pkgSetting; 11035 bp.perm = p; 11036 bp.uid = pkg.applicationInfo.uid; 11037 bp.sourcePackage = p.info.packageName; 11038 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 11039 } else if (!currentOwnerIsSystem) { 11040 String msg = "New decl " + p.owner + " of permission " 11041 + p.info.name + " is system; overriding " + bp.sourcePackage; 11042 reportSettingsProblem(Log.WARN, msg); 11043 bp = null; 11044 } 11045 } 11046 } 11047 11048 if (bp == null) { 11049 bp = new BasePermission(p.info.name, p.info.packageName, 11050 BasePermission.TYPE_NORMAL); 11051 permissionMap.put(p.info.name, bp); 11052 } 11053 11054 if (bp.perm == null) { 11055 if (bp.sourcePackage == null 11056 || bp.sourcePackage.equals(p.info.packageName)) { 11057 BasePermission tree = findPermissionTreeLP(p.info.name); 11058 if (tree == null 11059 || tree.sourcePackage.equals(p.info.packageName)) { 11060 bp.packageSetting = pkgSetting; 11061 bp.perm = p; 11062 bp.uid = pkg.applicationInfo.uid; 11063 bp.sourcePackage = p.info.packageName; 11064 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 11065 if (chatty) { 11066 if (r == null) { 11067 r = new StringBuilder(256); 11068 } else { 11069 r.append(' '); 11070 } 11071 r.append(p.info.name); 11072 } 11073 } else { 11074 Slog.w(TAG, "Permission " + p.info.name + " from package " 11075 + p.info.packageName + " ignored: base tree " 11076 + tree.name + " is from package " 11077 + tree.sourcePackage); 11078 } 11079 } else { 11080 Slog.w(TAG, "Permission " + p.info.name + " from package " 11081 + p.info.packageName + " ignored: original from " 11082 + bp.sourcePackage); 11083 } 11084 } else if (chatty) { 11085 if (r == null) { 11086 r = new StringBuilder(256); 11087 } else { 11088 r.append(' '); 11089 } 11090 r.append("DUP:"); 11091 r.append(p.info.name); 11092 } 11093 if (bp.perm == p) { 11094 bp.protectionLevel = p.info.protectionLevel; 11095 } 11096 } 11097 11098 if (r != null) { 11099 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 11100 } 11101 11102 N = pkg.instrumentation.size(); 11103 r = null; 11104 for (i=0; i<N; i++) { 11105 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11106 a.info.packageName = pkg.applicationInfo.packageName; 11107 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11108 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11109 a.info.splitNames = pkg.splitNames; 11110 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11111 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11112 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11113 a.info.dataDir = pkg.applicationInfo.dataDir; 11114 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11115 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11116 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11117 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11118 mInstrumentation.put(a.getComponentName(), a); 11119 if (chatty) { 11120 if (r == null) { 11121 r = new StringBuilder(256); 11122 } else { 11123 r.append(' '); 11124 } 11125 r.append(a.info.name); 11126 } 11127 } 11128 if (r != null) { 11129 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11130 } 11131 11132 if (pkg.protectedBroadcasts != null) { 11133 N = pkg.protectedBroadcasts.size(); 11134 for (i=0; i<N; i++) { 11135 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11136 } 11137 } 11138 } 11139 11140 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11141 } 11142 11143 /** 11144 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11145 * is derived purely on the basis of the contents of {@code scanFile} and 11146 * {@code cpuAbiOverride}. 11147 * 11148 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11149 */ 11150 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 11151 String cpuAbiOverride, boolean extractLibs, 11152 File appLib32InstallDir) 11153 throws PackageManagerException { 11154 // Give ourselves some initial paths; we'll come back for another 11155 // pass once we've determined ABI below. 11156 setNativeLibraryPaths(pkg, appLib32InstallDir); 11157 11158 // We would never need to extract libs for forward-locked and external packages, 11159 // since the container service will do it for us. We shouldn't attempt to 11160 // extract libs from system app when it was not updated. 11161 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11162 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11163 extractLibs = false; 11164 } 11165 11166 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11167 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11168 11169 NativeLibraryHelper.Handle handle = null; 11170 try { 11171 handle = NativeLibraryHelper.Handle.create(pkg); 11172 // TODO(multiArch): This can be null for apps that didn't go through the 11173 // usual installation process. We can calculate it again, like we 11174 // do during install time. 11175 // 11176 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11177 // unnecessary. 11178 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11179 11180 // Null out the abis so that they can be recalculated. 11181 pkg.applicationInfo.primaryCpuAbi = null; 11182 pkg.applicationInfo.secondaryCpuAbi = null; 11183 if (isMultiArch(pkg.applicationInfo)) { 11184 // Warn if we've set an abiOverride for multi-lib packages.. 11185 // By definition, we need to copy both 32 and 64 bit libraries for 11186 // such packages. 11187 if (pkg.cpuAbiOverride != null 11188 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11189 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11190 } 11191 11192 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11193 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11194 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11195 if (extractLibs) { 11196 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11197 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11198 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11199 useIsaSpecificSubdirs); 11200 } else { 11201 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11202 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11203 } 11204 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11205 } 11206 11207 maybeThrowExceptionForMultiArchCopy( 11208 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11209 11210 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11211 if (extractLibs) { 11212 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11213 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11214 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11215 useIsaSpecificSubdirs); 11216 } else { 11217 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11218 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11219 } 11220 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11221 } 11222 11223 maybeThrowExceptionForMultiArchCopy( 11224 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11225 11226 if (abi64 >= 0) { 11227 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11228 } 11229 11230 if (abi32 >= 0) { 11231 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11232 if (abi64 >= 0) { 11233 if (pkg.use32bitAbi) { 11234 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11235 pkg.applicationInfo.primaryCpuAbi = abi; 11236 } else { 11237 pkg.applicationInfo.secondaryCpuAbi = abi; 11238 } 11239 } else { 11240 pkg.applicationInfo.primaryCpuAbi = abi; 11241 } 11242 } 11243 11244 } else { 11245 String[] abiList = (cpuAbiOverride != null) ? 11246 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11247 11248 // Enable gross and lame hacks for apps that are built with old 11249 // SDK tools. We must scan their APKs for renderscript bitcode and 11250 // not launch them if it's present. Don't bother checking on devices 11251 // that don't have 64 bit support. 11252 boolean needsRenderScriptOverride = false; 11253 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11254 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11255 abiList = Build.SUPPORTED_32_BIT_ABIS; 11256 needsRenderScriptOverride = true; 11257 } 11258 11259 final int copyRet; 11260 if (extractLibs) { 11261 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11262 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11263 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11264 } else { 11265 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11266 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11267 } 11268 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11269 11270 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11271 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11272 "Error unpackaging native libs for app, errorCode=" + copyRet); 11273 } 11274 11275 if (copyRet >= 0) { 11276 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11277 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11278 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11279 } else if (needsRenderScriptOverride) { 11280 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11281 } 11282 } 11283 } catch (IOException ioe) { 11284 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11285 } finally { 11286 IoUtils.closeQuietly(handle); 11287 } 11288 11289 // Now that we've calculated the ABIs and determined if it's an internal app, 11290 // we will go ahead and populate the nativeLibraryPath. 11291 setNativeLibraryPaths(pkg, appLib32InstallDir); 11292 } 11293 11294 /** 11295 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11296 * i.e, so that all packages can be run inside a single process if required. 11297 * 11298 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11299 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11300 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11301 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11302 * updating a package that belongs to a shared user. 11303 * 11304 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11305 * adds unnecessary complexity. 11306 */ 11307 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 11308 PackageParser.Package scannedPackage) { 11309 String requiredInstructionSet = null; 11310 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11311 requiredInstructionSet = VMRuntime.getInstructionSet( 11312 scannedPackage.applicationInfo.primaryCpuAbi); 11313 } 11314 11315 PackageSetting requirer = null; 11316 for (PackageSetting ps : packagesForUser) { 11317 // If packagesForUser contains scannedPackage, we skip it. This will happen 11318 // when scannedPackage is an update of an existing package. Without this check, 11319 // we will never be able to change the ABI of any package belonging to a shared 11320 // user, even if it's compatible with other packages. 11321 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11322 if (ps.primaryCpuAbiString == null) { 11323 continue; 11324 } 11325 11326 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11327 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11328 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11329 // this but there's not much we can do. 11330 String errorMessage = "Instruction set mismatch, " 11331 + ((requirer == null) ? "[caller]" : requirer) 11332 + " requires " + requiredInstructionSet + " whereas " + ps 11333 + " requires " + instructionSet; 11334 Slog.w(TAG, errorMessage); 11335 } 11336 11337 if (requiredInstructionSet == null) { 11338 requiredInstructionSet = instructionSet; 11339 requirer = ps; 11340 } 11341 } 11342 } 11343 11344 if (requiredInstructionSet != null) { 11345 String adjustedAbi; 11346 if (requirer != null) { 11347 // requirer != null implies that either scannedPackage was null or that scannedPackage 11348 // did not require an ABI, in which case we have to adjust scannedPackage to match 11349 // the ABI of the set (which is the same as requirer's ABI) 11350 adjustedAbi = requirer.primaryCpuAbiString; 11351 if (scannedPackage != null) { 11352 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11353 } 11354 } else { 11355 // requirer == null implies that we're updating all ABIs in the set to 11356 // match scannedPackage. 11357 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11358 } 11359 11360 for (PackageSetting ps : packagesForUser) { 11361 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11362 if (ps.primaryCpuAbiString != null) { 11363 continue; 11364 } 11365 11366 ps.primaryCpuAbiString = adjustedAbi; 11367 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11368 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11369 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11370 if (DEBUG_ABI_SELECTION) { 11371 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11372 + " (requirer=" 11373 + (requirer != null ? requirer.pkg : "null") 11374 + ", scannedPackage=" 11375 + (scannedPackage != null ? scannedPackage : "null") 11376 + ")"); 11377 } 11378 try { 11379 mInstaller.rmdex(ps.codePathString, 11380 getDexCodeInstructionSet(getPreferredInstructionSet())); 11381 } catch (InstallerException ignored) { 11382 } 11383 } 11384 } 11385 } 11386 } 11387 } 11388 11389 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11390 synchronized (mPackages) { 11391 mResolverReplaced = true; 11392 // Set up information for custom user intent resolution activity. 11393 mResolveActivity.applicationInfo = pkg.applicationInfo; 11394 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11395 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11396 mResolveActivity.processName = pkg.applicationInfo.packageName; 11397 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11398 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11399 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11400 mResolveActivity.theme = 0; 11401 mResolveActivity.exported = true; 11402 mResolveActivity.enabled = true; 11403 mResolveInfo.activityInfo = mResolveActivity; 11404 mResolveInfo.priority = 0; 11405 mResolveInfo.preferredOrder = 0; 11406 mResolveInfo.match = 0; 11407 mResolveComponentName = mCustomResolverComponentName; 11408 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11409 mResolveComponentName); 11410 } 11411 } 11412 11413 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11414 if (installerActivity == null) { 11415 if (DEBUG_EPHEMERAL) { 11416 Slog.d(TAG, "Clear ephemeral installer activity"); 11417 } 11418 mInstantAppInstallerActivity = null; 11419 return; 11420 } 11421 11422 if (DEBUG_EPHEMERAL) { 11423 Slog.d(TAG, "Set ephemeral installer activity: " 11424 + installerActivity.getComponentName()); 11425 } 11426 // Set up information for ephemeral installer activity 11427 mInstantAppInstallerActivity = installerActivity; 11428 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11429 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11430 mInstantAppInstallerActivity.exported = true; 11431 mInstantAppInstallerActivity.enabled = true; 11432 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11433 mInstantAppInstallerInfo.priority = 0; 11434 mInstantAppInstallerInfo.preferredOrder = 1; 11435 mInstantAppInstallerInfo.isDefault = true; 11436 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11437 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11438 } 11439 11440 private static String calculateBundledApkRoot(final String codePathString) { 11441 final File codePath = new File(codePathString); 11442 final File codeRoot; 11443 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11444 codeRoot = Environment.getRootDirectory(); 11445 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11446 codeRoot = Environment.getOemDirectory(); 11447 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11448 codeRoot = Environment.getVendorDirectory(); 11449 } else { 11450 // Unrecognized code path; take its top real segment as the apk root: 11451 // e.g. /something/app/blah.apk => /something 11452 try { 11453 File f = codePath.getCanonicalFile(); 11454 File parent = f.getParentFile(); // non-null because codePath is a file 11455 File tmp; 11456 while ((tmp = parent.getParentFile()) != null) { 11457 f = parent; 11458 parent = tmp; 11459 } 11460 codeRoot = f; 11461 Slog.w(TAG, "Unrecognized code path " 11462 + codePath + " - using " + codeRoot); 11463 } catch (IOException e) { 11464 // Can't canonicalize the code path -- shenanigans? 11465 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11466 return Environment.getRootDirectory().getPath(); 11467 } 11468 } 11469 return codeRoot.getPath(); 11470 } 11471 11472 /** 11473 * Derive and set the location of native libraries for the given package, 11474 * which varies depending on where and how the package was installed. 11475 */ 11476 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11477 final ApplicationInfo info = pkg.applicationInfo; 11478 final String codePath = pkg.codePath; 11479 final File codeFile = new File(codePath); 11480 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11481 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11482 11483 info.nativeLibraryRootDir = null; 11484 info.nativeLibraryRootRequiresIsa = false; 11485 info.nativeLibraryDir = null; 11486 info.secondaryNativeLibraryDir = null; 11487 11488 if (isApkFile(codeFile)) { 11489 // Monolithic install 11490 if (bundledApp) { 11491 // If "/system/lib64/apkname" exists, assume that is the per-package 11492 // native library directory to use; otherwise use "/system/lib/apkname". 11493 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11494 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11495 getPrimaryInstructionSet(info)); 11496 11497 // This is a bundled system app so choose the path based on the ABI. 11498 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11499 // is just the default path. 11500 final String apkName = deriveCodePathName(codePath); 11501 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11502 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11503 apkName).getAbsolutePath(); 11504 11505 if (info.secondaryCpuAbi != null) { 11506 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11507 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11508 secondaryLibDir, apkName).getAbsolutePath(); 11509 } 11510 } else if (asecApp) { 11511 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11512 .getAbsolutePath(); 11513 } else { 11514 final String apkName = deriveCodePathName(codePath); 11515 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11516 .getAbsolutePath(); 11517 } 11518 11519 info.nativeLibraryRootRequiresIsa = false; 11520 info.nativeLibraryDir = info.nativeLibraryRootDir; 11521 } else { 11522 // Cluster install 11523 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11524 info.nativeLibraryRootRequiresIsa = true; 11525 11526 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11527 getPrimaryInstructionSet(info)).getAbsolutePath(); 11528 11529 if (info.secondaryCpuAbi != null) { 11530 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11531 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11532 } 11533 } 11534 } 11535 11536 /** 11537 * Calculate the abis and roots for a bundled app. These can uniquely 11538 * be determined from the contents of the system partition, i.e whether 11539 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11540 * of this information, and instead assume that the system was built 11541 * sensibly. 11542 */ 11543 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11544 PackageSetting pkgSetting) { 11545 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11546 11547 // If "/system/lib64/apkname" exists, assume that is the per-package 11548 // native library directory to use; otherwise use "/system/lib/apkname". 11549 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11550 setBundledAppAbi(pkg, apkRoot, apkName); 11551 // pkgSetting might be null during rescan following uninstall of updates 11552 // to a bundled app, so accommodate that possibility. The settings in 11553 // that case will be established later from the parsed package. 11554 // 11555 // If the settings aren't null, sync them up with what we've just derived. 11556 // note that apkRoot isn't stored in the package settings. 11557 if (pkgSetting != null) { 11558 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11559 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11560 } 11561 } 11562 11563 /** 11564 * Deduces the ABI of a bundled app and sets the relevant fields on the 11565 * parsed pkg object. 11566 * 11567 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11568 * under which system libraries are installed. 11569 * @param apkName the name of the installed package. 11570 */ 11571 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11572 final File codeFile = new File(pkg.codePath); 11573 11574 final boolean has64BitLibs; 11575 final boolean has32BitLibs; 11576 if (isApkFile(codeFile)) { 11577 // Monolithic install 11578 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11579 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11580 } else { 11581 // Cluster install 11582 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11583 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11584 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11585 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11586 has64BitLibs = (new File(rootDir, isa)).exists(); 11587 } else { 11588 has64BitLibs = false; 11589 } 11590 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11591 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11592 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11593 has32BitLibs = (new File(rootDir, isa)).exists(); 11594 } else { 11595 has32BitLibs = false; 11596 } 11597 } 11598 11599 if (has64BitLibs && !has32BitLibs) { 11600 // The package has 64 bit libs, but not 32 bit libs. Its primary 11601 // ABI should be 64 bit. We can safely assume here that the bundled 11602 // native libraries correspond to the most preferred ABI in the list. 11603 11604 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11605 pkg.applicationInfo.secondaryCpuAbi = null; 11606 } else if (has32BitLibs && !has64BitLibs) { 11607 // The package has 32 bit libs but not 64 bit libs. Its primary 11608 // ABI should be 32 bit. 11609 11610 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11611 pkg.applicationInfo.secondaryCpuAbi = null; 11612 } else if (has32BitLibs && has64BitLibs) { 11613 // The application has both 64 and 32 bit bundled libraries. We check 11614 // here that the app declares multiArch support, and warn if it doesn't. 11615 // 11616 // We will be lenient here and record both ABIs. The primary will be the 11617 // ABI that's higher on the list, i.e, a device that's configured to prefer 11618 // 64 bit apps will see a 64 bit primary ABI, 11619 11620 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11621 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11622 } 11623 11624 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11625 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11626 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11627 } else { 11628 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11629 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11630 } 11631 } else { 11632 pkg.applicationInfo.primaryCpuAbi = null; 11633 pkg.applicationInfo.secondaryCpuAbi = null; 11634 } 11635 } 11636 11637 private void killApplication(String pkgName, int appId, String reason) { 11638 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11639 } 11640 11641 private void killApplication(String pkgName, int appId, int userId, String reason) { 11642 // Request the ActivityManager to kill the process(only for existing packages) 11643 // so that we do not end up in a confused state while the user is still using the older 11644 // version of the application while the new one gets installed. 11645 final long token = Binder.clearCallingIdentity(); 11646 try { 11647 IActivityManager am = ActivityManager.getService(); 11648 if (am != null) { 11649 try { 11650 am.killApplication(pkgName, appId, userId, reason); 11651 } catch (RemoteException e) { 11652 } 11653 } 11654 } finally { 11655 Binder.restoreCallingIdentity(token); 11656 } 11657 } 11658 11659 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11660 // Remove the parent package setting 11661 PackageSetting ps = (PackageSetting) pkg.mExtras; 11662 if (ps != null) { 11663 removePackageLI(ps, chatty); 11664 } 11665 // Remove the child package setting 11666 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11667 for (int i = 0; i < childCount; i++) { 11668 PackageParser.Package childPkg = pkg.childPackages.get(i); 11669 ps = (PackageSetting) childPkg.mExtras; 11670 if (ps != null) { 11671 removePackageLI(ps, chatty); 11672 } 11673 } 11674 } 11675 11676 void removePackageLI(PackageSetting ps, boolean chatty) { 11677 if (DEBUG_INSTALL) { 11678 if (chatty) 11679 Log.d(TAG, "Removing package " + ps.name); 11680 } 11681 11682 // writer 11683 synchronized (mPackages) { 11684 mPackages.remove(ps.name); 11685 final PackageParser.Package pkg = ps.pkg; 11686 if (pkg != null) { 11687 cleanPackageDataStructuresLILPw(pkg, chatty); 11688 } 11689 } 11690 } 11691 11692 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11693 if (DEBUG_INSTALL) { 11694 if (chatty) 11695 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11696 } 11697 11698 // writer 11699 synchronized (mPackages) { 11700 // Remove the parent package 11701 mPackages.remove(pkg.applicationInfo.packageName); 11702 cleanPackageDataStructuresLILPw(pkg, chatty); 11703 11704 // Remove the child packages 11705 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11706 for (int i = 0; i < childCount; i++) { 11707 PackageParser.Package childPkg = pkg.childPackages.get(i); 11708 mPackages.remove(childPkg.applicationInfo.packageName); 11709 cleanPackageDataStructuresLILPw(childPkg, chatty); 11710 } 11711 } 11712 } 11713 11714 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11715 int N = pkg.providers.size(); 11716 StringBuilder r = null; 11717 int i; 11718 for (i=0; i<N; i++) { 11719 PackageParser.Provider p = pkg.providers.get(i); 11720 mProviders.removeProvider(p); 11721 if (p.info.authority == null) { 11722 11723 /* There was another ContentProvider with this authority when 11724 * this app was installed so this authority is null, 11725 * Ignore it as we don't have to unregister the provider. 11726 */ 11727 continue; 11728 } 11729 String names[] = p.info.authority.split(";"); 11730 for (int j = 0; j < names.length; j++) { 11731 if (mProvidersByAuthority.get(names[j]) == p) { 11732 mProvidersByAuthority.remove(names[j]); 11733 if (DEBUG_REMOVE) { 11734 if (chatty) 11735 Log.d(TAG, "Unregistered content provider: " + names[j] 11736 + ", className = " + p.info.name + ", isSyncable = " 11737 + p.info.isSyncable); 11738 } 11739 } 11740 } 11741 if (DEBUG_REMOVE && chatty) { 11742 if (r == null) { 11743 r = new StringBuilder(256); 11744 } else { 11745 r.append(' '); 11746 } 11747 r.append(p.info.name); 11748 } 11749 } 11750 if (r != null) { 11751 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11752 } 11753 11754 N = pkg.services.size(); 11755 r = null; 11756 for (i=0; i<N; i++) { 11757 PackageParser.Service s = pkg.services.get(i); 11758 mServices.removeService(s); 11759 if (chatty) { 11760 if (r == null) { 11761 r = new StringBuilder(256); 11762 } else { 11763 r.append(' '); 11764 } 11765 r.append(s.info.name); 11766 } 11767 } 11768 if (r != null) { 11769 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11770 } 11771 11772 N = pkg.receivers.size(); 11773 r = null; 11774 for (i=0; i<N; i++) { 11775 PackageParser.Activity a = pkg.receivers.get(i); 11776 mReceivers.removeActivity(a, "receiver"); 11777 if (DEBUG_REMOVE && chatty) { 11778 if (r == null) { 11779 r = new StringBuilder(256); 11780 } else { 11781 r.append(' '); 11782 } 11783 r.append(a.info.name); 11784 } 11785 } 11786 if (r != null) { 11787 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11788 } 11789 11790 N = pkg.activities.size(); 11791 r = null; 11792 for (i=0; i<N; i++) { 11793 PackageParser.Activity a = pkg.activities.get(i); 11794 mActivities.removeActivity(a, "activity"); 11795 if (DEBUG_REMOVE && chatty) { 11796 if (r == null) { 11797 r = new StringBuilder(256); 11798 } else { 11799 r.append(' '); 11800 } 11801 r.append(a.info.name); 11802 } 11803 } 11804 if (r != null) { 11805 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11806 } 11807 11808 N = pkg.permissions.size(); 11809 r = null; 11810 for (i=0; i<N; i++) { 11811 PackageParser.Permission p = pkg.permissions.get(i); 11812 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11813 if (bp == null) { 11814 bp = mSettings.mPermissionTrees.get(p.info.name); 11815 } 11816 if (bp != null && bp.perm == p) { 11817 bp.perm = null; 11818 if (DEBUG_REMOVE && chatty) { 11819 if (r == null) { 11820 r = new StringBuilder(256); 11821 } else { 11822 r.append(' '); 11823 } 11824 r.append(p.info.name); 11825 } 11826 } 11827 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11828 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11829 if (appOpPkgs != null) { 11830 appOpPkgs.remove(pkg.packageName); 11831 } 11832 } 11833 } 11834 if (r != null) { 11835 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11836 } 11837 11838 N = pkg.requestedPermissions.size(); 11839 r = null; 11840 for (i=0; i<N; i++) { 11841 String perm = pkg.requestedPermissions.get(i); 11842 BasePermission bp = mSettings.mPermissions.get(perm); 11843 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11844 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11845 if (appOpPkgs != null) { 11846 appOpPkgs.remove(pkg.packageName); 11847 if (appOpPkgs.isEmpty()) { 11848 mAppOpPermissionPackages.remove(perm); 11849 } 11850 } 11851 } 11852 } 11853 if (r != null) { 11854 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11855 } 11856 11857 N = pkg.instrumentation.size(); 11858 r = null; 11859 for (i=0; i<N; i++) { 11860 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11861 mInstrumentation.remove(a.getComponentName()); 11862 if (DEBUG_REMOVE && chatty) { 11863 if (r == null) { 11864 r = new StringBuilder(256); 11865 } else { 11866 r.append(' '); 11867 } 11868 r.append(a.info.name); 11869 } 11870 } 11871 if (r != null) { 11872 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11873 } 11874 11875 r = null; 11876 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11877 // Only system apps can hold shared libraries. 11878 if (pkg.libraryNames != null) { 11879 for (i = 0; i < pkg.libraryNames.size(); i++) { 11880 String name = pkg.libraryNames.get(i); 11881 if (removeSharedLibraryLPw(name, 0)) { 11882 if (DEBUG_REMOVE && chatty) { 11883 if (r == null) { 11884 r = new StringBuilder(256); 11885 } else { 11886 r.append(' '); 11887 } 11888 r.append(name); 11889 } 11890 } 11891 } 11892 } 11893 } 11894 11895 r = null; 11896 11897 // Any package can hold static shared libraries. 11898 if (pkg.staticSharedLibName != null) { 11899 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11900 if (DEBUG_REMOVE && chatty) { 11901 if (r == null) { 11902 r = new StringBuilder(256); 11903 } else { 11904 r.append(' '); 11905 } 11906 r.append(pkg.staticSharedLibName); 11907 } 11908 } 11909 } 11910 11911 if (r != null) { 11912 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11913 } 11914 } 11915 11916 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11917 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11918 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11919 return true; 11920 } 11921 } 11922 return false; 11923 } 11924 11925 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11926 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11927 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11928 11929 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11930 // Update the parent permissions 11931 updatePermissionsLPw(pkg.packageName, pkg, flags); 11932 // Update the child permissions 11933 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11934 for (int i = 0; i < childCount; i++) { 11935 PackageParser.Package childPkg = pkg.childPackages.get(i); 11936 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11937 } 11938 } 11939 11940 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11941 int flags) { 11942 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11943 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11944 } 11945 11946 private void updatePermissionsLPw(String changingPkg, 11947 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11948 // Make sure there are no dangling permission trees. 11949 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11950 while (it.hasNext()) { 11951 final BasePermission bp = it.next(); 11952 if (bp.packageSetting == null) { 11953 // We may not yet have parsed the package, so just see if 11954 // we still know about its settings. 11955 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11956 } 11957 if (bp.packageSetting == null) { 11958 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11959 + " from package " + bp.sourcePackage); 11960 it.remove(); 11961 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11962 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11963 Slog.i(TAG, "Removing old permission tree: " + bp.name 11964 + " from package " + bp.sourcePackage); 11965 flags |= UPDATE_PERMISSIONS_ALL; 11966 it.remove(); 11967 } 11968 } 11969 } 11970 11971 // Make sure all dynamic permissions have been assigned to a package, 11972 // and make sure there are no dangling permissions. 11973 it = mSettings.mPermissions.values().iterator(); 11974 while (it.hasNext()) { 11975 final BasePermission bp = it.next(); 11976 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11977 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11978 + bp.name + " pkg=" + bp.sourcePackage 11979 + " info=" + bp.pendingInfo); 11980 if (bp.packageSetting == null && bp.pendingInfo != null) { 11981 final BasePermission tree = findPermissionTreeLP(bp.name); 11982 if (tree != null && tree.perm != null) { 11983 bp.packageSetting = tree.packageSetting; 11984 bp.perm = new PackageParser.Permission(tree.perm.owner, 11985 new PermissionInfo(bp.pendingInfo)); 11986 bp.perm.info.packageName = tree.perm.info.packageName; 11987 bp.perm.info.name = bp.name; 11988 bp.uid = tree.uid; 11989 } 11990 } 11991 } 11992 if (bp.packageSetting == null) { 11993 // We may not yet have parsed the package, so just see if 11994 // we still know about its settings. 11995 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11996 } 11997 if (bp.packageSetting == null) { 11998 Slog.w(TAG, "Removing dangling permission: " + bp.name 11999 + " from package " + bp.sourcePackage); 12000 it.remove(); 12001 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 12002 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 12003 Slog.i(TAG, "Removing old permission: " + bp.name 12004 + " from package " + bp.sourcePackage); 12005 flags |= UPDATE_PERMISSIONS_ALL; 12006 it.remove(); 12007 } 12008 } 12009 } 12010 12011 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 12012 // Now update the permissions for all packages, in particular 12013 // replace the granted permissions of the system packages. 12014 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 12015 for (PackageParser.Package pkg : mPackages.values()) { 12016 if (pkg != pkgInfo) { 12017 // Only replace for packages on requested volume 12018 final String volumeUuid = getVolumeUuidForPackage(pkg); 12019 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 12020 && Objects.equals(replaceVolumeUuid, volumeUuid); 12021 grantPermissionsLPw(pkg, replace, changingPkg); 12022 } 12023 } 12024 } 12025 12026 if (pkgInfo != null) { 12027 // Only replace for packages on requested volume 12028 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 12029 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 12030 && Objects.equals(replaceVolumeUuid, volumeUuid); 12031 grantPermissionsLPw(pkgInfo, replace, changingPkg); 12032 } 12033 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12034 } 12035 12036 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 12037 String packageOfInterest) { 12038 // IMPORTANT: There are two types of permissions: install and runtime. 12039 // Install time permissions are granted when the app is installed to 12040 // all device users and users added in the future. Runtime permissions 12041 // are granted at runtime explicitly to specific users. Normal and signature 12042 // protected permissions are install time permissions. Dangerous permissions 12043 // are install permissions if the app's target SDK is Lollipop MR1 or older, 12044 // otherwise they are runtime permissions. This function does not manage 12045 // runtime permissions except for the case an app targeting Lollipop MR1 12046 // being upgraded to target a newer SDK, in which case dangerous permissions 12047 // are transformed from install time to runtime ones. 12048 12049 final PackageSetting ps = (PackageSetting) pkg.mExtras; 12050 if (ps == null) { 12051 return; 12052 } 12053 12054 PermissionsState permissionsState = ps.getPermissionsState(); 12055 PermissionsState origPermissions = permissionsState; 12056 12057 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 12058 12059 boolean runtimePermissionsRevoked = false; 12060 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 12061 12062 boolean changedInstallPermission = false; 12063 12064 if (replace) { 12065 ps.installPermissionsFixed = false; 12066 if (!ps.isSharedUser()) { 12067 origPermissions = new PermissionsState(permissionsState); 12068 permissionsState.reset(); 12069 } else { 12070 // We need to know only about runtime permission changes since the 12071 // calling code always writes the install permissions state but 12072 // the runtime ones are written only if changed. The only cases of 12073 // changed runtime permissions here are promotion of an install to 12074 // runtime and revocation of a runtime from a shared user. 12075 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 12076 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 12077 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 12078 runtimePermissionsRevoked = true; 12079 } 12080 } 12081 } 12082 12083 permissionsState.setGlobalGids(mGlobalGids); 12084 12085 final int N = pkg.requestedPermissions.size(); 12086 for (int i=0; i<N; i++) { 12087 final String name = pkg.requestedPermissions.get(i); 12088 final BasePermission bp = mSettings.mPermissions.get(name); 12089 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 12090 >= Build.VERSION_CODES.M; 12091 12092 if (DEBUG_INSTALL) { 12093 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 12094 } 12095 12096 if (bp == null || bp.packageSetting == null) { 12097 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 12098 if (DEBUG_PERMISSIONS) { 12099 Slog.i(TAG, "Unknown permission " + name 12100 + " in package " + pkg.packageName); 12101 } 12102 } 12103 continue; 12104 } 12105 12106 12107 // Limit ephemeral apps to ephemeral allowed permissions. 12108 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 12109 if (DEBUG_PERMISSIONS) { 12110 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 12111 + pkg.packageName); 12112 } 12113 continue; 12114 } 12115 12116 if (bp.isRuntimeOnly() && !appSupportsRuntimePermissions) { 12117 if (DEBUG_PERMISSIONS) { 12118 Log.i(TAG, "Denying runtime-only permission " + bp.name + " for package " 12119 + pkg.packageName); 12120 } 12121 continue; 12122 } 12123 12124 final String perm = bp.name; 12125 boolean allowedSig = false; 12126 int grant = GRANT_DENIED; 12127 12128 // Keep track of app op permissions. 12129 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 12130 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 12131 if (pkgs == null) { 12132 pkgs = new ArraySet<>(); 12133 mAppOpPermissionPackages.put(bp.name, pkgs); 12134 } 12135 pkgs.add(pkg.packageName); 12136 } 12137 12138 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 12139 switch (level) { 12140 case PermissionInfo.PROTECTION_NORMAL: { 12141 // For all apps normal permissions are install time ones. 12142 grant = GRANT_INSTALL; 12143 } break; 12144 12145 case PermissionInfo.PROTECTION_DANGEROUS: { 12146 // If a permission review is required for legacy apps we represent 12147 // their permissions as always granted runtime ones since we need 12148 // to keep the review required permission flag per user while an 12149 // install permission's state is shared across all users. 12150 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 12151 // For legacy apps dangerous permissions are install time ones. 12152 grant = GRANT_INSTALL; 12153 } else if (origPermissions.hasInstallPermission(bp.name)) { 12154 // For legacy apps that became modern, install becomes runtime. 12155 grant = GRANT_UPGRADE; 12156 } else if (mPromoteSystemApps 12157 && isSystemApp(ps) 12158 && mExistingSystemPackages.contains(ps.name)) { 12159 // For legacy system apps, install becomes runtime. 12160 // We cannot check hasInstallPermission() for system apps since those 12161 // permissions were granted implicitly and not persisted pre-M. 12162 grant = GRANT_UPGRADE; 12163 } else { 12164 // For modern apps keep runtime permissions unchanged. 12165 grant = GRANT_RUNTIME; 12166 } 12167 } break; 12168 12169 case PermissionInfo.PROTECTION_SIGNATURE: { 12170 // For all apps signature permissions are install time ones. 12171 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 12172 if (allowedSig) { 12173 grant = GRANT_INSTALL; 12174 } 12175 } break; 12176 } 12177 12178 if (DEBUG_PERMISSIONS) { 12179 Slog.i(TAG, "Granting permission " + perm + " to package " + pkg.packageName); 12180 } 12181 12182 if (grant != GRANT_DENIED) { 12183 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 12184 // If this is an existing, non-system package, then 12185 // we can't add any new permissions to it. 12186 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 12187 // Except... if this is a permission that was added 12188 // to the platform (note: need to only do this when 12189 // updating the platform). 12190 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 12191 grant = GRANT_DENIED; 12192 } 12193 } 12194 } 12195 12196 switch (grant) { 12197 case GRANT_INSTALL: { 12198 // Revoke this as runtime permission to handle the case of 12199 // a runtime permission being downgraded to an install one. 12200 // Also in permission review mode we keep dangerous permissions 12201 // for legacy apps 12202 for (int userId : UserManagerService.getInstance().getUserIds()) { 12203 if (origPermissions.getRuntimePermissionState( 12204 bp.name, userId) != null) { 12205 // Revoke the runtime permission and clear the flags. 12206 origPermissions.revokeRuntimePermission(bp, userId); 12207 origPermissions.updatePermissionFlags(bp, userId, 12208 PackageManager.MASK_PERMISSION_FLAGS, 0); 12209 // If we revoked a permission permission, we have to write. 12210 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12211 changedRuntimePermissionUserIds, userId); 12212 } 12213 } 12214 // Grant an install permission. 12215 if (permissionsState.grantInstallPermission(bp) != 12216 PermissionsState.PERMISSION_OPERATION_FAILURE) { 12217 changedInstallPermission = true; 12218 } 12219 } break; 12220 12221 case GRANT_RUNTIME: { 12222 // Grant previously granted runtime permissions. 12223 for (int userId : UserManagerService.getInstance().getUserIds()) { 12224 PermissionState permissionState = origPermissions 12225 .getRuntimePermissionState(bp.name, userId); 12226 int flags = permissionState != null 12227 ? permissionState.getFlags() : 0; 12228 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 12229 // Don't propagate the permission in a permission review mode if 12230 // the former was revoked, i.e. marked to not propagate on upgrade. 12231 // Note that in a permission review mode install permissions are 12232 // represented as constantly granted runtime ones since we need to 12233 // keep a per user state associated with the permission. Also the 12234 // revoke on upgrade flag is no longer applicable and is reset. 12235 final boolean revokeOnUpgrade = (flags & PackageManager 12236 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 12237 if (revokeOnUpgrade) { 12238 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12239 // Since we changed the flags, we have to write. 12240 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12241 changedRuntimePermissionUserIds, userId); 12242 } 12243 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 12244 if (permissionsState.grantRuntimePermission(bp, userId) == 12245 PermissionsState.PERMISSION_OPERATION_FAILURE) { 12246 // If we cannot put the permission as it was, 12247 // we have to write. 12248 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12249 changedRuntimePermissionUserIds, userId); 12250 } 12251 } 12252 12253 // If the app supports runtime permissions no need for a review. 12254 if (mPermissionReviewRequired 12255 && appSupportsRuntimePermissions 12256 && (flags & PackageManager 12257 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 12258 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 12259 // Since we changed the flags, we have to write. 12260 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12261 changedRuntimePermissionUserIds, userId); 12262 } 12263 } else if (mPermissionReviewRequired 12264 && !appSupportsRuntimePermissions) { 12265 // For legacy apps that need a permission review, every new 12266 // runtime permission is granted but it is pending a review. 12267 // We also need to review only platform defined runtime 12268 // permissions as these are the only ones the platform knows 12269 // how to disable the API to simulate revocation as legacy 12270 // apps don't expect to run with revoked permissions. 12271 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 12272 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 12273 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 12274 // We changed the flags, hence have to write. 12275 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12276 changedRuntimePermissionUserIds, userId); 12277 } 12278 } 12279 if (permissionsState.grantRuntimePermission(bp, userId) 12280 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 12281 // We changed the permission, hence have to write. 12282 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12283 changedRuntimePermissionUserIds, userId); 12284 } 12285 } 12286 // Propagate the permission flags. 12287 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 12288 } 12289 } break; 12290 12291 case GRANT_UPGRADE: { 12292 // Grant runtime permissions for a previously held install permission. 12293 PermissionState permissionState = origPermissions 12294 .getInstallPermissionState(bp.name); 12295 final int flags = permissionState != null ? permissionState.getFlags() : 0; 12296 12297 if (origPermissions.revokeInstallPermission(bp) 12298 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 12299 // We will be transferring the permission flags, so clear them. 12300 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 12301 PackageManager.MASK_PERMISSION_FLAGS, 0); 12302 changedInstallPermission = true; 12303 } 12304 12305 // If the permission is not to be promoted to runtime we ignore it and 12306 // also its other flags as they are not applicable to install permissions. 12307 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 12308 for (int userId : currentUserIds) { 12309 if (permissionsState.grantRuntimePermission(bp, userId) != 12310 PermissionsState.PERMISSION_OPERATION_FAILURE) { 12311 // Transfer the permission flags. 12312 permissionsState.updatePermissionFlags(bp, userId, 12313 flags, flags); 12314 // If we granted the permission, we have to write. 12315 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12316 changedRuntimePermissionUserIds, userId); 12317 } 12318 } 12319 } 12320 } break; 12321 12322 default: { 12323 if (packageOfInterest == null 12324 || packageOfInterest.equals(pkg.packageName)) { 12325 if (DEBUG_PERMISSIONS) { 12326 Slog.i(TAG, "Not granting permission " + perm 12327 + " to package " + pkg.packageName 12328 + " because it was previously installed without"); 12329 } 12330 } 12331 } break; 12332 } 12333 } else { 12334 if (permissionsState.revokeInstallPermission(bp) != 12335 PermissionsState.PERMISSION_OPERATION_FAILURE) { 12336 // Also drop the permission flags. 12337 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12338 PackageManager.MASK_PERMISSION_FLAGS, 0); 12339 changedInstallPermission = true; 12340 Slog.i(TAG, "Un-granting permission " + perm 12341 + " from package " + pkg.packageName 12342 + " (protectionLevel=" + bp.protectionLevel 12343 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 12344 + ")"); 12345 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 12346 // Don't print warning for app op permissions, since it is fine for them 12347 // not to be granted, there is a UI for the user to decide. 12348 if (DEBUG_PERMISSIONS 12349 && (packageOfInterest == null 12350 || packageOfInterest.equals(pkg.packageName))) { 12351 Slog.i(TAG, "Not granting permission " + perm 12352 + " to package " + pkg.packageName 12353 + " (protectionLevel=" + bp.protectionLevel 12354 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 12355 + ")"); 12356 } 12357 } 12358 } 12359 } 12360 12361 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 12362 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 12363 // This is the first that we have heard about this package, so the 12364 // permissions we have now selected are fixed until explicitly 12365 // changed. 12366 ps.installPermissionsFixed = true; 12367 } 12368 12369 // Persist the runtime permissions state for users with changes. If permissions 12370 // were revoked because no app in the shared user declares them we have to 12371 // write synchronously to avoid losing runtime permissions state. 12372 for (int userId : changedRuntimePermissionUserIds) { 12373 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 12374 } 12375 } 12376 12377 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 12378 boolean allowed = false; 12379 final int NP = PackageParser.NEW_PERMISSIONS.length; 12380 for (int ip=0; ip<NP; ip++) { 12381 final PackageParser.NewPermissionInfo npi 12382 = PackageParser.NEW_PERMISSIONS[ip]; 12383 if (npi.name.equals(perm) 12384 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 12385 allowed = true; 12386 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 12387 + pkg.packageName); 12388 break; 12389 } 12390 } 12391 return allowed; 12392 } 12393 12394 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 12395 BasePermission bp, PermissionsState origPermissions) { 12396 boolean privilegedPermission = (bp.protectionLevel 12397 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 12398 boolean privappPermissionsDisable = 12399 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 12400 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 12401 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 12402 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 12403 && !platformPackage && platformPermission) { 12404 ArraySet<String> wlPermissions = SystemConfig.getInstance() 12405 .getPrivAppPermissions(pkg.packageName); 12406 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 12407 if (!whitelisted) { 12408 Slog.w(TAG, "Privileged permission " + perm + " for package " 12409 + pkg.packageName + " - not in privapp-permissions whitelist"); 12410 // Only report violations for apps on system image 12411 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 12412 if (mPrivappPermissionsViolations == null) { 12413 mPrivappPermissionsViolations = new ArraySet<>(); 12414 } 12415 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 12416 } 12417 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 12418 return false; 12419 } 12420 } 12421 } 12422 boolean allowed = (compareSignatures( 12423 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 12424 == PackageManager.SIGNATURE_MATCH) 12425 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 12426 == PackageManager.SIGNATURE_MATCH); 12427 if (!allowed && privilegedPermission) { 12428 if (isSystemApp(pkg)) { 12429 // For updated system applications, a system permission 12430 // is granted only if it had been defined by the original application. 12431 if (pkg.isUpdatedSystemApp()) { 12432 final PackageSetting sysPs = mSettings 12433 .getDisabledSystemPkgLPr(pkg.packageName); 12434 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 12435 // If the original was granted this permission, we take 12436 // that grant decision as read and propagate it to the 12437 // update. 12438 if (sysPs.isPrivileged()) { 12439 allowed = true; 12440 } 12441 } else { 12442 // The system apk may have been updated with an older 12443 // version of the one on the data partition, but which 12444 // granted a new system permission that it didn't have 12445 // before. In this case we do want to allow the app to 12446 // now get the new permission if the ancestral apk is 12447 // privileged to get it. 12448 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 12449 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 12450 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 12451 allowed = true; 12452 break; 12453 } 12454 } 12455 } 12456 // Also if a privileged parent package on the system image or any of 12457 // its children requested a privileged permission, the updated child 12458 // packages can also get the permission. 12459 if (pkg.parentPackage != null) { 12460 final PackageSetting disabledSysParentPs = mSettings 12461 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 12462 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 12463 && disabledSysParentPs.isPrivileged()) { 12464 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 12465 allowed = true; 12466 } else if (disabledSysParentPs.pkg.childPackages != null) { 12467 final int count = disabledSysParentPs.pkg.childPackages.size(); 12468 for (int i = 0; i < count; i++) { 12469 PackageParser.Package disabledSysChildPkg = 12470 disabledSysParentPs.pkg.childPackages.get(i); 12471 if (isPackageRequestingPermission(disabledSysChildPkg, 12472 perm)) { 12473 allowed = true; 12474 break; 12475 } 12476 } 12477 } 12478 } 12479 } 12480 } 12481 } else { 12482 allowed = isPrivilegedApp(pkg); 12483 } 12484 } 12485 } 12486 if (!allowed) { 12487 if (!allowed && (bp.protectionLevel 12488 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 12489 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 12490 // If this was a previously normal/dangerous permission that got moved 12491 // to a system permission as part of the runtime permission redesign, then 12492 // we still want to blindly grant it to old apps. 12493 allowed = true; 12494 } 12495 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 12496 && pkg.packageName.equals(mRequiredInstallerPackage)) { 12497 // If this permission is to be granted to the system installer and 12498 // this app is an installer, then it gets the permission. 12499 allowed = true; 12500 } 12501 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 12502 && pkg.packageName.equals(mRequiredVerifierPackage)) { 12503 // If this permission is to be granted to the system verifier and 12504 // this app is a verifier, then it gets the permission. 12505 allowed = true; 12506 } 12507 if (!allowed && (bp.protectionLevel 12508 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 12509 && isSystemApp(pkg)) { 12510 // Any pre-installed system app is allowed to get this permission. 12511 allowed = true; 12512 } 12513 if (!allowed && (bp.protectionLevel 12514 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 12515 // For development permissions, a development permission 12516 // is granted only if it was already granted. 12517 allowed = origPermissions.hasInstallPermission(perm); 12518 } 12519 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 12520 && pkg.packageName.equals(mSetupWizardPackage)) { 12521 // If this permission is to be granted to the system setup wizard and 12522 // this app is a setup wizard, then it gets the permission. 12523 allowed = true; 12524 } 12525 } 12526 return allowed; 12527 } 12528 12529 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 12530 final int permCount = pkg.requestedPermissions.size(); 12531 for (int j = 0; j < permCount; j++) { 12532 String requestedPermission = pkg.requestedPermissions.get(j); 12533 if (permission.equals(requestedPermission)) { 12534 return true; 12535 } 12536 } 12537 return false; 12538 } 12539 12540 final class ActivityIntentResolver 12541 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12542 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12543 boolean defaultOnly, int userId) { 12544 if (!sUserManager.exists(userId)) return null; 12545 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12546 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12547 } 12548 12549 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12550 int userId) { 12551 if (!sUserManager.exists(userId)) return null; 12552 mFlags = flags; 12553 return super.queryIntent(intent, resolvedType, 12554 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12555 userId); 12556 } 12557 12558 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12559 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12560 if (!sUserManager.exists(userId)) return null; 12561 if (packageActivities == null) { 12562 return null; 12563 } 12564 mFlags = flags; 12565 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12566 final int N = packageActivities.size(); 12567 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12568 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12569 12570 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12571 for (int i = 0; i < N; ++i) { 12572 intentFilters = packageActivities.get(i).intents; 12573 if (intentFilters != null && intentFilters.size() > 0) { 12574 PackageParser.ActivityIntentInfo[] array = 12575 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12576 intentFilters.toArray(array); 12577 listCut.add(array); 12578 } 12579 } 12580 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12581 } 12582 12583 /** 12584 * Finds a privileged activity that matches the specified activity names. 12585 */ 12586 private PackageParser.Activity findMatchingActivity( 12587 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12588 for (PackageParser.Activity sysActivity : activityList) { 12589 if (sysActivity.info.name.equals(activityInfo.name)) { 12590 return sysActivity; 12591 } 12592 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12593 return sysActivity; 12594 } 12595 if (sysActivity.info.targetActivity != null) { 12596 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12597 return sysActivity; 12598 } 12599 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12600 return sysActivity; 12601 } 12602 } 12603 } 12604 return null; 12605 } 12606 12607 public class IterGenerator<E> { 12608 public Iterator<E> generate(ActivityIntentInfo info) { 12609 return null; 12610 } 12611 } 12612 12613 public class ActionIterGenerator extends IterGenerator<String> { 12614 @Override 12615 public Iterator<String> generate(ActivityIntentInfo info) { 12616 return info.actionsIterator(); 12617 } 12618 } 12619 12620 public class CategoriesIterGenerator extends IterGenerator<String> { 12621 @Override 12622 public Iterator<String> generate(ActivityIntentInfo info) { 12623 return info.categoriesIterator(); 12624 } 12625 } 12626 12627 public class SchemesIterGenerator extends IterGenerator<String> { 12628 @Override 12629 public Iterator<String> generate(ActivityIntentInfo info) { 12630 return info.schemesIterator(); 12631 } 12632 } 12633 12634 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12635 @Override 12636 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12637 return info.authoritiesIterator(); 12638 } 12639 } 12640 12641 /** 12642 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12643 * MODIFIED. Do not pass in a list that should not be changed. 12644 */ 12645 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12646 IterGenerator<T> generator, Iterator<T> searchIterator) { 12647 // loop through the set of actions; every one must be found in the intent filter 12648 while (searchIterator.hasNext()) { 12649 // we must have at least one filter in the list to consider a match 12650 if (intentList.size() == 0) { 12651 break; 12652 } 12653 12654 final T searchAction = searchIterator.next(); 12655 12656 // loop through the set of intent filters 12657 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12658 while (intentIter.hasNext()) { 12659 final ActivityIntentInfo intentInfo = intentIter.next(); 12660 boolean selectionFound = false; 12661 12662 // loop through the intent filter's selection criteria; at least one 12663 // of them must match the searched criteria 12664 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12665 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12666 final T intentSelection = intentSelectionIter.next(); 12667 if (intentSelection != null && intentSelection.equals(searchAction)) { 12668 selectionFound = true; 12669 break; 12670 } 12671 } 12672 12673 // the selection criteria wasn't found in this filter's set; this filter 12674 // is not a potential match 12675 if (!selectionFound) { 12676 intentIter.remove(); 12677 } 12678 } 12679 } 12680 } 12681 12682 private boolean isProtectedAction(ActivityIntentInfo filter) { 12683 final Iterator<String> actionsIter = filter.actionsIterator(); 12684 while (actionsIter != null && actionsIter.hasNext()) { 12685 final String filterAction = actionsIter.next(); 12686 if (PROTECTED_ACTIONS.contains(filterAction)) { 12687 return true; 12688 } 12689 } 12690 return false; 12691 } 12692 12693 /** 12694 * Adjusts the priority of the given intent filter according to policy. 12695 * <p> 12696 * <ul> 12697 * <li>The priority for non privileged applications is capped to '0'</li> 12698 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12699 * <li>The priority for unbundled updates to privileged applications is capped to the 12700 * priority defined on the system partition</li> 12701 * </ul> 12702 * <p> 12703 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12704 * allowed to obtain any priority on any action. 12705 */ 12706 private void adjustPriority( 12707 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12708 // nothing to do; priority is fine as-is 12709 if (intent.getPriority() <= 0) { 12710 return; 12711 } 12712 12713 final ActivityInfo activityInfo = intent.activity.info; 12714 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12715 12716 final boolean privilegedApp = 12717 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12718 if (!privilegedApp) { 12719 // non-privileged applications can never define a priority >0 12720 if (DEBUG_FILTERS) { 12721 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12722 + " package: " + applicationInfo.packageName 12723 + " activity: " + intent.activity.className 12724 + " origPrio: " + intent.getPriority()); 12725 } 12726 intent.setPriority(0); 12727 return; 12728 } 12729 12730 if (systemActivities == null) { 12731 // the system package is not disabled; we're parsing the system partition 12732 if (isProtectedAction(intent)) { 12733 if (mDeferProtectedFilters) { 12734 // We can't deal with these just yet. No component should ever obtain a 12735 // >0 priority for a protected actions, with ONE exception -- the setup 12736 // wizard. The setup wizard, however, cannot be known until we're able to 12737 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12738 // until all intent filters have been processed. Chicken, meet egg. 12739 // Let the filter temporarily have a high priority and rectify the 12740 // priorities after all system packages have been scanned. 12741 mProtectedFilters.add(intent); 12742 if (DEBUG_FILTERS) { 12743 Slog.i(TAG, "Protected action; save for later;" 12744 + " package: " + applicationInfo.packageName 12745 + " activity: " + intent.activity.className 12746 + " origPrio: " + intent.getPriority()); 12747 } 12748 return; 12749 } else { 12750 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12751 Slog.i(TAG, "No setup wizard;" 12752 + " All protected intents capped to priority 0"); 12753 } 12754 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12755 if (DEBUG_FILTERS) { 12756 Slog.i(TAG, "Found setup wizard;" 12757 + " allow priority " + intent.getPriority() + ";" 12758 + " package: " + intent.activity.info.packageName 12759 + " activity: " + intent.activity.className 12760 + " priority: " + intent.getPriority()); 12761 } 12762 // setup wizard gets whatever it wants 12763 return; 12764 } 12765 if (DEBUG_FILTERS) { 12766 Slog.i(TAG, "Protected action; cap priority to 0;" 12767 + " package: " + intent.activity.info.packageName 12768 + " activity: " + intent.activity.className 12769 + " origPrio: " + intent.getPriority()); 12770 } 12771 intent.setPriority(0); 12772 return; 12773 } 12774 } 12775 // privileged apps on the system image get whatever priority they request 12776 return; 12777 } 12778 12779 // privileged app unbundled update ... try to find the same activity 12780 final PackageParser.Activity foundActivity = 12781 findMatchingActivity(systemActivities, activityInfo); 12782 if (foundActivity == null) { 12783 // this is a new activity; it cannot obtain >0 priority 12784 if (DEBUG_FILTERS) { 12785 Slog.i(TAG, "New activity; cap priority to 0;" 12786 + " package: " + applicationInfo.packageName 12787 + " activity: " + intent.activity.className 12788 + " origPrio: " + intent.getPriority()); 12789 } 12790 intent.setPriority(0); 12791 return; 12792 } 12793 12794 // found activity, now check for filter equivalence 12795 12796 // a shallow copy is enough; we modify the list, not its contents 12797 final List<ActivityIntentInfo> intentListCopy = 12798 new ArrayList<>(foundActivity.intents); 12799 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12800 12801 // find matching action subsets 12802 final Iterator<String> actionsIterator = intent.actionsIterator(); 12803 if (actionsIterator != null) { 12804 getIntentListSubset( 12805 intentListCopy, new ActionIterGenerator(), actionsIterator); 12806 if (intentListCopy.size() == 0) { 12807 // no more intents to match; we're not equivalent 12808 if (DEBUG_FILTERS) { 12809 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12810 + " package: " + applicationInfo.packageName 12811 + " activity: " + intent.activity.className 12812 + " origPrio: " + intent.getPriority()); 12813 } 12814 intent.setPriority(0); 12815 return; 12816 } 12817 } 12818 12819 // find matching category subsets 12820 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12821 if (categoriesIterator != null) { 12822 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12823 categoriesIterator); 12824 if (intentListCopy.size() == 0) { 12825 // no more intents to match; we're not equivalent 12826 if (DEBUG_FILTERS) { 12827 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12828 + " package: " + applicationInfo.packageName 12829 + " activity: " + intent.activity.className 12830 + " origPrio: " + intent.getPriority()); 12831 } 12832 intent.setPriority(0); 12833 return; 12834 } 12835 } 12836 12837 // find matching schemes subsets 12838 final Iterator<String> schemesIterator = intent.schemesIterator(); 12839 if (schemesIterator != null) { 12840 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12841 schemesIterator); 12842 if (intentListCopy.size() == 0) { 12843 // no more intents to match; we're not equivalent 12844 if (DEBUG_FILTERS) { 12845 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12846 + " package: " + applicationInfo.packageName 12847 + " activity: " + intent.activity.className 12848 + " origPrio: " + intent.getPriority()); 12849 } 12850 intent.setPriority(0); 12851 return; 12852 } 12853 } 12854 12855 // find matching authorities subsets 12856 final Iterator<IntentFilter.AuthorityEntry> 12857 authoritiesIterator = intent.authoritiesIterator(); 12858 if (authoritiesIterator != null) { 12859 getIntentListSubset(intentListCopy, 12860 new AuthoritiesIterGenerator(), 12861 authoritiesIterator); 12862 if (intentListCopy.size() == 0) { 12863 // no more intents to match; we're not equivalent 12864 if (DEBUG_FILTERS) { 12865 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12866 + " package: " + applicationInfo.packageName 12867 + " activity: " + intent.activity.className 12868 + " origPrio: " + intent.getPriority()); 12869 } 12870 intent.setPriority(0); 12871 return; 12872 } 12873 } 12874 12875 // we found matching filter(s); app gets the max priority of all intents 12876 int cappedPriority = 0; 12877 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12878 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12879 } 12880 if (intent.getPriority() > cappedPriority) { 12881 if (DEBUG_FILTERS) { 12882 Slog.i(TAG, "Found matching filter(s);" 12883 + " cap priority to " + cappedPriority + ";" 12884 + " package: " + applicationInfo.packageName 12885 + " activity: " + intent.activity.className 12886 + " origPrio: " + intent.getPriority()); 12887 } 12888 intent.setPriority(cappedPriority); 12889 return; 12890 } 12891 // all this for nothing; the requested priority was <= what was on the system 12892 } 12893 12894 public final void addActivity(PackageParser.Activity a, String type) { 12895 mActivities.put(a.getComponentName(), a); 12896 if (DEBUG_SHOW_INFO) 12897 Log.v( 12898 TAG, " " + type + " " + 12899 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12900 if (DEBUG_SHOW_INFO) 12901 Log.v(TAG, " Class=" + a.info.name); 12902 final int NI = a.intents.size(); 12903 for (int j=0; j<NI; j++) { 12904 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12905 if ("activity".equals(type)) { 12906 final PackageSetting ps = 12907 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12908 final List<PackageParser.Activity> systemActivities = 12909 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12910 adjustPriority(systemActivities, intent); 12911 } 12912 if (DEBUG_SHOW_INFO) { 12913 Log.v(TAG, " IntentFilter:"); 12914 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12915 } 12916 if (!intent.debugCheck()) { 12917 Log.w(TAG, "==> For Activity " + a.info.name); 12918 } 12919 addFilter(intent); 12920 } 12921 } 12922 12923 public final void removeActivity(PackageParser.Activity a, String type) { 12924 mActivities.remove(a.getComponentName()); 12925 if (DEBUG_SHOW_INFO) { 12926 Log.v(TAG, " " + type + " " 12927 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12928 : a.info.name) + ":"); 12929 Log.v(TAG, " Class=" + a.info.name); 12930 } 12931 final int NI = a.intents.size(); 12932 for (int j=0; j<NI; j++) { 12933 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12934 if (DEBUG_SHOW_INFO) { 12935 Log.v(TAG, " IntentFilter:"); 12936 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12937 } 12938 removeFilter(intent); 12939 } 12940 } 12941 12942 @Override 12943 protected boolean allowFilterResult( 12944 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12945 ActivityInfo filterAi = filter.activity.info; 12946 for (int i=dest.size()-1; i>=0; i--) { 12947 ActivityInfo destAi = dest.get(i).activityInfo; 12948 if (destAi.name == filterAi.name 12949 && destAi.packageName == filterAi.packageName) { 12950 return false; 12951 } 12952 } 12953 return true; 12954 } 12955 12956 @Override 12957 protected ActivityIntentInfo[] newArray(int size) { 12958 return new ActivityIntentInfo[size]; 12959 } 12960 12961 @Override 12962 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12963 if (!sUserManager.exists(userId)) return true; 12964 PackageParser.Package p = filter.activity.owner; 12965 if (p != null) { 12966 PackageSetting ps = (PackageSetting)p.mExtras; 12967 if (ps != null) { 12968 // System apps are never considered stopped for purposes of 12969 // filtering, because there may be no way for the user to 12970 // actually re-launch them. 12971 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12972 && ps.getStopped(userId); 12973 } 12974 } 12975 return false; 12976 } 12977 12978 @Override 12979 protected boolean isPackageForFilter(String packageName, 12980 PackageParser.ActivityIntentInfo info) { 12981 return packageName.equals(info.activity.owner.packageName); 12982 } 12983 12984 @Override 12985 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12986 int match, int userId) { 12987 if (!sUserManager.exists(userId)) return null; 12988 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12989 return null; 12990 } 12991 final PackageParser.Activity activity = info.activity; 12992 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12993 if (ps == null) { 12994 return null; 12995 } 12996 final PackageUserState userState = ps.readUserState(userId); 12997 ActivityInfo ai = generateActivityInfo(activity, mFlags, userState, userId); 12998 if (ai == null) { 12999 return null; 13000 } 13001 final boolean matchExplicitlyVisibleOnly = 13002 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 13003 final boolean matchVisibleToInstantApp = 13004 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13005 final boolean componentVisible = 13006 matchVisibleToInstantApp 13007 && info.isVisibleToInstantApp() 13008 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 13009 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13010 // throw out filters that aren't visible to ephemeral apps 13011 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 13012 return null; 13013 } 13014 // throw out instant app filters if we're not explicitly requesting them 13015 if (!matchInstantApp && userState.instantApp) { 13016 return null; 13017 } 13018 // throw out instant app filters if updates are available; will trigger 13019 // instant app resolution 13020 if (userState.instantApp && ps.isUpdateAvailable()) { 13021 return null; 13022 } 13023 final ResolveInfo res = new ResolveInfo(); 13024 res.activityInfo = ai; 13025 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 13026 res.filter = info; 13027 } 13028 if (info != null) { 13029 res.handleAllWebDataURI = info.handleAllWebDataURI(); 13030 } 13031 res.priority = info.getPriority(); 13032 res.preferredOrder = activity.owner.mPreferredOrder; 13033 //System.out.println("Result: " + res.activityInfo.className + 13034 // " = " + res.priority); 13035 res.match = match; 13036 res.isDefault = info.hasDefault; 13037 res.labelRes = info.labelRes; 13038 res.nonLocalizedLabel = info.nonLocalizedLabel; 13039 if (userNeedsBadging(userId)) { 13040 res.noResourceId = true; 13041 } else { 13042 res.icon = info.icon; 13043 } 13044 res.iconResourceId = info.icon; 13045 res.system = res.activityInfo.applicationInfo.isSystemApp(); 13046 res.isInstantAppAvailable = userState.instantApp; 13047 return res; 13048 } 13049 13050 @Override 13051 protected void sortResults(List<ResolveInfo> results) { 13052 Collections.sort(results, mResolvePrioritySorter); 13053 } 13054 13055 @Override 13056 protected void dumpFilter(PrintWriter out, String prefix, 13057 PackageParser.ActivityIntentInfo filter) { 13058 out.print(prefix); out.print( 13059 Integer.toHexString(System.identityHashCode(filter.activity))); 13060 out.print(' '); 13061 filter.activity.printComponentShortName(out); 13062 out.print(" filter "); 13063 out.println(Integer.toHexString(System.identityHashCode(filter))); 13064 } 13065 13066 @Override 13067 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 13068 return filter.activity; 13069 } 13070 13071 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13072 PackageParser.Activity activity = (PackageParser.Activity)label; 13073 out.print(prefix); out.print( 13074 Integer.toHexString(System.identityHashCode(activity))); 13075 out.print(' '); 13076 activity.printComponentShortName(out); 13077 if (count > 1) { 13078 out.print(" ("); out.print(count); out.print(" filters)"); 13079 } 13080 out.println(); 13081 } 13082 13083 // Keys are String (activity class name), values are Activity. 13084 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 13085 = new ArrayMap<ComponentName, PackageParser.Activity>(); 13086 private int mFlags; 13087 } 13088 13089 private final class ServiceIntentResolver 13090 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 13091 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13092 boolean defaultOnly, int userId) { 13093 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13094 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13095 } 13096 13097 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13098 int userId) { 13099 if (!sUserManager.exists(userId)) return null; 13100 mFlags = flags; 13101 return super.queryIntent(intent, resolvedType, 13102 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13103 userId); 13104 } 13105 13106 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13107 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 13108 if (!sUserManager.exists(userId)) return null; 13109 if (packageServices == null) { 13110 return null; 13111 } 13112 mFlags = flags; 13113 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 13114 final int N = packageServices.size(); 13115 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 13116 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 13117 13118 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 13119 for (int i = 0; i < N; ++i) { 13120 intentFilters = packageServices.get(i).intents; 13121 if (intentFilters != null && intentFilters.size() > 0) { 13122 PackageParser.ServiceIntentInfo[] array = 13123 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 13124 intentFilters.toArray(array); 13125 listCut.add(array); 13126 } 13127 } 13128 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13129 } 13130 13131 public final void addService(PackageParser.Service s) { 13132 mServices.put(s.getComponentName(), s); 13133 if (DEBUG_SHOW_INFO) { 13134 Log.v(TAG, " " 13135 + (s.info.nonLocalizedLabel != null 13136 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 13137 Log.v(TAG, " Class=" + s.info.name); 13138 } 13139 final int NI = s.intents.size(); 13140 int j; 13141 for (j=0; j<NI; j++) { 13142 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 13143 if (DEBUG_SHOW_INFO) { 13144 Log.v(TAG, " IntentFilter:"); 13145 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13146 } 13147 if (!intent.debugCheck()) { 13148 Log.w(TAG, "==> For Service " + s.info.name); 13149 } 13150 addFilter(intent); 13151 } 13152 } 13153 13154 public final void removeService(PackageParser.Service s) { 13155 mServices.remove(s.getComponentName()); 13156 if (DEBUG_SHOW_INFO) { 13157 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 13158 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 13159 Log.v(TAG, " Class=" + s.info.name); 13160 } 13161 final int NI = s.intents.size(); 13162 int j; 13163 for (j=0; j<NI; j++) { 13164 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 13165 if (DEBUG_SHOW_INFO) { 13166 Log.v(TAG, " IntentFilter:"); 13167 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13168 } 13169 removeFilter(intent); 13170 } 13171 } 13172 13173 @Override 13174 protected boolean allowFilterResult( 13175 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 13176 ServiceInfo filterSi = filter.service.info; 13177 for (int i=dest.size()-1; i>=0; i--) { 13178 ServiceInfo destAi = dest.get(i).serviceInfo; 13179 if (destAi.name == filterSi.name 13180 && destAi.packageName == filterSi.packageName) { 13181 return false; 13182 } 13183 } 13184 return true; 13185 } 13186 13187 @Override 13188 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 13189 return new PackageParser.ServiceIntentInfo[size]; 13190 } 13191 13192 @Override 13193 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 13194 if (!sUserManager.exists(userId)) return true; 13195 PackageParser.Package p = filter.service.owner; 13196 if (p != null) { 13197 PackageSetting ps = (PackageSetting)p.mExtras; 13198 if (ps != null) { 13199 // System apps are never considered stopped for purposes of 13200 // filtering, because there may be no way for the user to 13201 // actually re-launch them. 13202 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13203 && ps.getStopped(userId); 13204 } 13205 } 13206 return false; 13207 } 13208 13209 @Override 13210 protected boolean isPackageForFilter(String packageName, 13211 PackageParser.ServiceIntentInfo info) { 13212 return packageName.equals(info.service.owner.packageName); 13213 } 13214 13215 @Override 13216 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 13217 int match, int userId) { 13218 if (!sUserManager.exists(userId)) return null; 13219 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 13220 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 13221 return null; 13222 } 13223 final PackageParser.Service service = info.service; 13224 PackageSetting ps = (PackageSetting) service.owner.mExtras; 13225 if (ps == null) { 13226 return null; 13227 } 13228 final PackageUserState userState = ps.readUserState(userId); 13229 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 13230 userState, userId); 13231 if (si == null) { 13232 return null; 13233 } 13234 final boolean matchVisibleToInstantApp = 13235 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13236 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13237 // throw out filters that aren't visible to ephemeral apps 13238 if (matchVisibleToInstantApp 13239 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13240 return null; 13241 } 13242 // throw out ephemeral filters if we're not explicitly requesting them 13243 if (!isInstantApp && userState.instantApp) { 13244 return null; 13245 } 13246 // throw out instant app filters if updates are available; will trigger 13247 // instant app resolution 13248 if (userState.instantApp && ps.isUpdateAvailable()) { 13249 return null; 13250 } 13251 final ResolveInfo res = new ResolveInfo(); 13252 res.serviceInfo = si; 13253 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 13254 res.filter = filter; 13255 } 13256 res.priority = info.getPriority(); 13257 res.preferredOrder = service.owner.mPreferredOrder; 13258 res.match = match; 13259 res.isDefault = info.hasDefault; 13260 res.labelRes = info.labelRes; 13261 res.nonLocalizedLabel = info.nonLocalizedLabel; 13262 res.icon = info.icon; 13263 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 13264 return res; 13265 } 13266 13267 @Override 13268 protected void sortResults(List<ResolveInfo> results) { 13269 Collections.sort(results, mResolvePrioritySorter); 13270 } 13271 13272 @Override 13273 protected void dumpFilter(PrintWriter out, String prefix, 13274 PackageParser.ServiceIntentInfo filter) { 13275 out.print(prefix); out.print( 13276 Integer.toHexString(System.identityHashCode(filter.service))); 13277 out.print(' '); 13278 filter.service.printComponentShortName(out); 13279 out.print(" filter "); 13280 out.println(Integer.toHexString(System.identityHashCode(filter))); 13281 } 13282 13283 @Override 13284 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 13285 return filter.service; 13286 } 13287 13288 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13289 PackageParser.Service service = (PackageParser.Service)label; 13290 out.print(prefix); out.print( 13291 Integer.toHexString(System.identityHashCode(service))); 13292 out.print(' '); 13293 service.printComponentShortName(out); 13294 if (count > 1) { 13295 out.print(" ("); out.print(count); out.print(" filters)"); 13296 } 13297 out.println(); 13298 } 13299 13300// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 13301// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 13302// final List<ResolveInfo> retList = Lists.newArrayList(); 13303// while (i.hasNext()) { 13304// final ResolveInfo resolveInfo = (ResolveInfo) i; 13305// if (isEnabledLP(resolveInfo.serviceInfo)) { 13306// retList.add(resolveInfo); 13307// } 13308// } 13309// return retList; 13310// } 13311 13312 // Keys are String (activity class name), values are Activity. 13313 private final ArrayMap<ComponentName, PackageParser.Service> mServices 13314 = new ArrayMap<ComponentName, PackageParser.Service>(); 13315 private int mFlags; 13316 } 13317 13318 private final class ProviderIntentResolver 13319 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 13320 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13321 boolean defaultOnly, int userId) { 13322 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13323 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13324 } 13325 13326 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13327 int userId) { 13328 if (!sUserManager.exists(userId)) 13329 return null; 13330 mFlags = flags; 13331 return super.queryIntent(intent, resolvedType, 13332 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13333 userId); 13334 } 13335 13336 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13337 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 13338 if (!sUserManager.exists(userId)) 13339 return null; 13340 if (packageProviders == null) { 13341 return null; 13342 } 13343 mFlags = flags; 13344 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 13345 final int N = packageProviders.size(); 13346 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 13347 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 13348 13349 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 13350 for (int i = 0; i < N; ++i) { 13351 intentFilters = packageProviders.get(i).intents; 13352 if (intentFilters != null && intentFilters.size() > 0) { 13353 PackageParser.ProviderIntentInfo[] array = 13354 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 13355 intentFilters.toArray(array); 13356 listCut.add(array); 13357 } 13358 } 13359 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13360 } 13361 13362 public final void addProvider(PackageParser.Provider p) { 13363 if (mProviders.containsKey(p.getComponentName())) { 13364 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13365 return; 13366 } 13367 13368 mProviders.put(p.getComponentName(), p); 13369 if (DEBUG_SHOW_INFO) { 13370 Log.v(TAG, " " 13371 + (p.info.nonLocalizedLabel != null 13372 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13373 Log.v(TAG, " Class=" + p.info.name); 13374 } 13375 final int NI = p.intents.size(); 13376 int j; 13377 for (j = 0; j < NI; j++) { 13378 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13379 if (DEBUG_SHOW_INFO) { 13380 Log.v(TAG, " IntentFilter:"); 13381 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13382 } 13383 if (!intent.debugCheck()) { 13384 Log.w(TAG, "==> For Provider " + p.info.name); 13385 } 13386 addFilter(intent); 13387 } 13388 } 13389 13390 public final void removeProvider(PackageParser.Provider p) { 13391 mProviders.remove(p.getComponentName()); 13392 if (DEBUG_SHOW_INFO) { 13393 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13394 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13395 Log.v(TAG, " Class=" + p.info.name); 13396 } 13397 final int NI = p.intents.size(); 13398 int j; 13399 for (j = 0; j < NI; j++) { 13400 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13401 if (DEBUG_SHOW_INFO) { 13402 Log.v(TAG, " IntentFilter:"); 13403 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13404 } 13405 removeFilter(intent); 13406 } 13407 } 13408 13409 @Override 13410 protected boolean allowFilterResult( 13411 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13412 ProviderInfo filterPi = filter.provider.info; 13413 for (int i = dest.size() - 1; i >= 0; i--) { 13414 ProviderInfo destPi = dest.get(i).providerInfo; 13415 if (destPi.name == filterPi.name 13416 && destPi.packageName == filterPi.packageName) { 13417 return false; 13418 } 13419 } 13420 return true; 13421 } 13422 13423 @Override 13424 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13425 return new PackageParser.ProviderIntentInfo[size]; 13426 } 13427 13428 @Override 13429 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13430 if (!sUserManager.exists(userId)) 13431 return true; 13432 PackageParser.Package p = filter.provider.owner; 13433 if (p != null) { 13434 PackageSetting ps = (PackageSetting) p.mExtras; 13435 if (ps != null) { 13436 // System apps are never considered stopped for purposes of 13437 // filtering, because there may be no way for the user to 13438 // actually re-launch them. 13439 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13440 && ps.getStopped(userId); 13441 } 13442 } 13443 return false; 13444 } 13445 13446 @Override 13447 protected boolean isPackageForFilter(String packageName, 13448 PackageParser.ProviderIntentInfo info) { 13449 return packageName.equals(info.provider.owner.packageName); 13450 } 13451 13452 @Override 13453 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13454 int match, int userId) { 13455 if (!sUserManager.exists(userId)) 13456 return null; 13457 final PackageParser.ProviderIntentInfo info = filter; 13458 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13459 return null; 13460 } 13461 final PackageParser.Provider provider = info.provider; 13462 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13463 if (ps == null) { 13464 return null; 13465 } 13466 final PackageUserState userState = ps.readUserState(userId); 13467 final boolean matchVisibleToInstantApp = 13468 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13469 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13470 // throw out filters that aren't visible to instant applications 13471 if (matchVisibleToInstantApp 13472 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13473 return null; 13474 } 13475 // throw out instant application filters if we're not explicitly requesting them 13476 if (!isInstantApp && userState.instantApp) { 13477 return null; 13478 } 13479 // throw out instant application filters if updates are available; will trigger 13480 // instant application resolution 13481 if (userState.instantApp && ps.isUpdateAvailable()) { 13482 return null; 13483 } 13484 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13485 userState, userId); 13486 if (pi == null) { 13487 return null; 13488 } 13489 final ResolveInfo res = new ResolveInfo(); 13490 res.providerInfo = pi; 13491 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13492 res.filter = filter; 13493 } 13494 res.priority = info.getPriority(); 13495 res.preferredOrder = provider.owner.mPreferredOrder; 13496 res.match = match; 13497 res.isDefault = info.hasDefault; 13498 res.labelRes = info.labelRes; 13499 res.nonLocalizedLabel = info.nonLocalizedLabel; 13500 res.icon = info.icon; 13501 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13502 return res; 13503 } 13504 13505 @Override 13506 protected void sortResults(List<ResolveInfo> results) { 13507 Collections.sort(results, mResolvePrioritySorter); 13508 } 13509 13510 @Override 13511 protected void dumpFilter(PrintWriter out, String prefix, 13512 PackageParser.ProviderIntentInfo filter) { 13513 out.print(prefix); 13514 out.print( 13515 Integer.toHexString(System.identityHashCode(filter.provider))); 13516 out.print(' '); 13517 filter.provider.printComponentShortName(out); 13518 out.print(" filter "); 13519 out.println(Integer.toHexString(System.identityHashCode(filter))); 13520 } 13521 13522 @Override 13523 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13524 return filter.provider; 13525 } 13526 13527 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13528 PackageParser.Provider provider = (PackageParser.Provider)label; 13529 out.print(prefix); out.print( 13530 Integer.toHexString(System.identityHashCode(provider))); 13531 out.print(' '); 13532 provider.printComponentShortName(out); 13533 if (count > 1) { 13534 out.print(" ("); out.print(count); out.print(" filters)"); 13535 } 13536 out.println(); 13537 } 13538 13539 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13540 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13541 private int mFlags; 13542 } 13543 13544 static final class EphemeralIntentResolver 13545 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 13546 /** 13547 * The result that has the highest defined order. Ordering applies on a 13548 * per-package basis. Mapping is from package name to Pair of order and 13549 * EphemeralResolveInfo. 13550 * <p> 13551 * NOTE: This is implemented as a field variable for convenience and efficiency. 13552 * By having a field variable, we're able to track filter ordering as soon as 13553 * a non-zero order is defined. Otherwise, multiple loops across the result set 13554 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13555 * this needs to be contained entirely within {@link #filterResults}. 13556 */ 13557 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13558 13559 @Override 13560 protected AuxiliaryResolveInfo[] newArray(int size) { 13561 return new AuxiliaryResolveInfo[size]; 13562 } 13563 13564 @Override 13565 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 13566 return true; 13567 } 13568 13569 @Override 13570 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 13571 int userId) { 13572 if (!sUserManager.exists(userId)) { 13573 return null; 13574 } 13575 final String packageName = responseObj.resolveInfo.getPackageName(); 13576 final Integer order = responseObj.getOrder(); 13577 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13578 mOrderResult.get(packageName); 13579 // ordering is enabled and this item's order isn't high enough 13580 if (lastOrderResult != null && lastOrderResult.first >= order) { 13581 return null; 13582 } 13583 final InstantAppResolveInfo res = responseObj.resolveInfo; 13584 if (order > 0) { 13585 // non-zero order, enable ordering 13586 mOrderResult.put(packageName, new Pair<>(order, res)); 13587 } 13588 return responseObj; 13589 } 13590 13591 @Override 13592 protected void filterResults(List<AuxiliaryResolveInfo> results) { 13593 // only do work if ordering is enabled [most of the time it won't be] 13594 if (mOrderResult.size() == 0) { 13595 return; 13596 } 13597 int resultSize = results.size(); 13598 for (int i = 0; i < resultSize; i++) { 13599 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13600 final String packageName = info.getPackageName(); 13601 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13602 if (savedInfo == null) { 13603 // package doesn't having ordering 13604 continue; 13605 } 13606 if (savedInfo.second == info) { 13607 // circled back to the highest ordered item; remove from order list 13608 mOrderResult.remove(savedInfo); 13609 if (mOrderResult.size() == 0) { 13610 // no more ordered items 13611 break; 13612 } 13613 continue; 13614 } 13615 // item has a worse order, remove it from the result list 13616 results.remove(i); 13617 resultSize--; 13618 i--; 13619 } 13620 } 13621 } 13622 13623 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13624 new Comparator<ResolveInfo>() { 13625 public int compare(ResolveInfo r1, ResolveInfo r2) { 13626 int v1 = r1.priority; 13627 int v2 = r2.priority; 13628 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13629 if (v1 != v2) { 13630 return (v1 > v2) ? -1 : 1; 13631 } 13632 v1 = r1.preferredOrder; 13633 v2 = r2.preferredOrder; 13634 if (v1 != v2) { 13635 return (v1 > v2) ? -1 : 1; 13636 } 13637 if (r1.isDefault != r2.isDefault) { 13638 return r1.isDefault ? -1 : 1; 13639 } 13640 v1 = r1.match; 13641 v2 = r2.match; 13642 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13643 if (v1 != v2) { 13644 return (v1 > v2) ? -1 : 1; 13645 } 13646 if (r1.system != r2.system) { 13647 return r1.system ? -1 : 1; 13648 } 13649 if (r1.activityInfo != null) { 13650 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13651 } 13652 if (r1.serviceInfo != null) { 13653 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13654 } 13655 if (r1.providerInfo != null) { 13656 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13657 } 13658 return 0; 13659 } 13660 }; 13661 13662 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13663 new Comparator<ProviderInfo>() { 13664 public int compare(ProviderInfo p1, ProviderInfo p2) { 13665 final int v1 = p1.initOrder; 13666 final int v2 = p2.initOrder; 13667 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13668 } 13669 }; 13670 13671 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13672 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13673 final int[] userIds) { 13674 mHandler.post(new Runnable() { 13675 @Override 13676 public void run() { 13677 try { 13678 final IActivityManager am = ActivityManager.getService(); 13679 if (am == null) return; 13680 final int[] resolvedUserIds; 13681 if (userIds == null) { 13682 resolvedUserIds = am.getRunningUserIds(); 13683 } else { 13684 resolvedUserIds = userIds; 13685 } 13686 for (int id : resolvedUserIds) { 13687 final Intent intent = new Intent(action, 13688 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13689 if (extras != null) { 13690 intent.putExtras(extras); 13691 } 13692 if (targetPkg != null) { 13693 intent.setPackage(targetPkg); 13694 } 13695 // Modify the UID when posting to other users 13696 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13697 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13698 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13699 intent.putExtra(Intent.EXTRA_UID, uid); 13700 } 13701 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13702 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13703 if (DEBUG_BROADCASTS) { 13704 RuntimeException here = new RuntimeException("here"); 13705 here.fillInStackTrace(); 13706 Slog.d(TAG, "Sending to user " + id + ": " 13707 + intent.toShortString(false, true, false, false) 13708 + " " + intent.getExtras(), here); 13709 } 13710 am.broadcastIntent(null, intent, null, finishedReceiver, 13711 0, null, null, null, android.app.AppOpsManager.OP_NONE, 13712 null, finishedReceiver != null, false, id); 13713 } 13714 } catch (RemoteException ex) { 13715 } 13716 } 13717 }); 13718 } 13719 13720 /** 13721 * Check if the external storage media is available. This is true if there 13722 * is a mounted external storage medium or if the external storage is 13723 * emulated. 13724 */ 13725 private boolean isExternalMediaAvailable() { 13726 return mMediaMounted || Environment.isExternalStorageEmulated(); 13727 } 13728 13729 @Override 13730 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13731 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13732 return null; 13733 } 13734 // writer 13735 synchronized (mPackages) { 13736 if (!isExternalMediaAvailable()) { 13737 // If the external storage is no longer mounted at this point, 13738 // the caller may not have been able to delete all of this 13739 // packages files and can not delete any more. Bail. 13740 return null; 13741 } 13742 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13743 if (lastPackage != null) { 13744 pkgs.remove(lastPackage); 13745 } 13746 if (pkgs.size() > 0) { 13747 return pkgs.get(0); 13748 } 13749 } 13750 return null; 13751 } 13752 13753 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13754 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13755 userId, andCode ? 1 : 0, packageName); 13756 if (mSystemReady) { 13757 msg.sendToTarget(); 13758 } else { 13759 if (mPostSystemReadyMessages == null) { 13760 mPostSystemReadyMessages = new ArrayList<>(); 13761 } 13762 mPostSystemReadyMessages.add(msg); 13763 } 13764 } 13765 13766 void startCleaningPackages() { 13767 // reader 13768 if (!isExternalMediaAvailable()) { 13769 return; 13770 } 13771 synchronized (mPackages) { 13772 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13773 return; 13774 } 13775 } 13776 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13777 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13778 IActivityManager am = ActivityManager.getService(); 13779 if (am != null) { 13780 int dcsUid = -1; 13781 synchronized (mPackages) { 13782 if (!mDefaultContainerWhitelisted) { 13783 mDefaultContainerWhitelisted = true; 13784 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13785 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13786 } 13787 } 13788 try { 13789 if (dcsUid > 0) { 13790 am.backgroundWhitelistUid(dcsUid); 13791 } 13792 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13793 UserHandle.USER_SYSTEM); 13794 } catch (RemoteException e) { 13795 } 13796 } 13797 } 13798 13799 @Override 13800 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13801 int installFlags, String installerPackageName, int userId) { 13802 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13803 13804 final int callingUid = Binder.getCallingUid(); 13805 enforceCrossUserPermission(callingUid, userId, 13806 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13807 13808 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13809 try { 13810 if (observer != null) { 13811 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13812 } 13813 } catch (RemoteException re) { 13814 } 13815 return; 13816 } 13817 13818 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13819 installFlags |= PackageManager.INSTALL_FROM_ADB; 13820 13821 } else { 13822 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13823 // about installerPackageName. 13824 13825 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13826 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13827 } 13828 13829 UserHandle user; 13830 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13831 user = UserHandle.ALL; 13832 } else { 13833 user = new UserHandle(userId); 13834 } 13835 13836 // Only system components can circumvent runtime permissions when installing. 13837 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13838 && mContext.checkCallingOrSelfPermission(Manifest.permission 13839 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13840 throw new SecurityException("You need the " 13841 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13842 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13843 } 13844 13845 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13846 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13847 throw new IllegalArgumentException( 13848 "New installs into ASEC containers no longer supported"); 13849 } 13850 13851 final File originFile = new File(originPath); 13852 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13853 13854 final Message msg = mHandler.obtainMessage(INIT_COPY); 13855 final VerificationInfo verificationInfo = new VerificationInfo( 13856 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13857 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13858 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13859 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13860 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13861 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13862 msg.obj = params; 13863 13864 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13865 System.identityHashCode(msg.obj)); 13866 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13867 System.identityHashCode(msg.obj)); 13868 13869 mHandler.sendMessage(msg); 13870 } 13871 13872 13873 /** 13874 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13875 * it is acting on behalf on an enterprise or the user). 13876 * 13877 * Note that the ordering of the conditionals in this method is important. The checks we perform 13878 * are as follows, in this order: 13879 * 13880 * 1) If the install is being performed by a system app, we can trust the app to have set the 13881 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13882 * what it is. 13883 * 2) If the install is being performed by a device or profile owner app, the install reason 13884 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13885 * set the install reason correctly. If the app targets an older SDK version where install 13886 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13887 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13888 * 3) In all other cases, the install is being performed by a regular app that is neither part 13889 * of the system nor a device or profile owner. We have no reason to believe that this app is 13890 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13891 * set to enterprise policy and if so, change it to unknown instead. 13892 */ 13893 private int fixUpInstallReason(String installerPackageName, int installerUid, 13894 int installReason) { 13895 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13896 == PERMISSION_GRANTED) { 13897 // If the install is being performed by a system app, we trust that app to have set the 13898 // install reason correctly. 13899 return installReason; 13900 } 13901 13902 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13903 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13904 if (dpm != null) { 13905 ComponentName owner = null; 13906 try { 13907 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13908 if (owner == null) { 13909 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13910 } 13911 } catch (RemoteException e) { 13912 } 13913 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13914 // If the install is being performed by a device or profile owner, the install 13915 // reason should be enterprise policy. 13916 return PackageManager.INSTALL_REASON_POLICY; 13917 } 13918 } 13919 13920 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13921 // If the install is being performed by a regular app (i.e. neither system app nor 13922 // device or profile owner), we have no reason to believe that the app is acting on 13923 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13924 // change it to unknown instead. 13925 return PackageManager.INSTALL_REASON_UNKNOWN; 13926 } 13927 13928 // If the install is being performed by a regular app and the install reason was set to any 13929 // value but enterprise policy, leave the install reason unchanged. 13930 return installReason; 13931 } 13932 13933 void installStage(String packageName, File stagedDir, String stagedCid, 13934 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13935 String installerPackageName, int installerUid, UserHandle user, 13936 Certificate[][] certificates) { 13937 if (DEBUG_EPHEMERAL) { 13938 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13939 Slog.d(TAG, "Ephemeral install of " + packageName); 13940 } 13941 } 13942 final VerificationInfo verificationInfo = new VerificationInfo( 13943 sessionParams.originatingUri, sessionParams.referrerUri, 13944 sessionParams.originatingUid, installerUid); 13945 13946 final OriginInfo origin; 13947 if (stagedDir != null) { 13948 origin = OriginInfo.fromStagedFile(stagedDir); 13949 } else { 13950 origin = OriginInfo.fromStagedContainer(stagedCid); 13951 } 13952 13953 final Message msg = mHandler.obtainMessage(INIT_COPY); 13954 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13955 sessionParams.installReason); 13956 final InstallParams params = new InstallParams(origin, null, observer, 13957 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13958 verificationInfo, user, sessionParams.abiOverride, 13959 sessionParams.grantedRuntimePermissions, certificates, installReason); 13960 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13961 msg.obj = params; 13962 13963 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13964 System.identityHashCode(msg.obj)); 13965 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13966 System.identityHashCode(msg.obj)); 13967 13968 mHandler.sendMessage(msg); 13969 } 13970 13971 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13972 int userId) { 13973 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13974 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13975 13976 // Send a session commit broadcast 13977 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13978 info.installReason = pkgSetting.getInstallReason(userId); 13979 info.appPackageName = packageName; 13980 sendSessionCommitBroadcast(info, userId); 13981 } 13982 13983 public void sendPackageAddedForNewUsers(String packageName, boolean isSystem, int appId, int... userIds) { 13984 if (ArrayUtils.isEmpty(userIds)) { 13985 return; 13986 } 13987 Bundle extras = new Bundle(1); 13988 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13989 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13990 13991 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13992 packageName, extras, 0, null, null, userIds); 13993 if (isSystem) { 13994 mHandler.post(() -> { 13995 for (int userId : userIds) { 13996 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13997 } 13998 } 13999 ); 14000 } 14001 } 14002 14003 /** 14004 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 14005 * automatically without needing an explicit launch. 14006 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 14007 */ 14008 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 14009 // If user is not running, the app didn't miss any broadcast 14010 if (!mUserManagerInternal.isUserRunning(userId)) { 14011 return; 14012 } 14013 final IActivityManager am = ActivityManager.getService(); 14014 try { 14015 // Deliver LOCKED_BOOT_COMPLETED first 14016 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 14017 .setPackage(packageName); 14018 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 14019 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 14020 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 14021 14022 // Deliver BOOT_COMPLETED only if user is unlocked 14023 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 14024 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 14025 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 14026 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 14027 } 14028 } catch (RemoteException e) { 14029 throw e.rethrowFromSystemServer(); 14030 } 14031 } 14032 14033 @Override 14034 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 14035 int userId) { 14036 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 14037 PackageSetting pkgSetting; 14038 final int uid = Binder.getCallingUid(); 14039 enforceCrossUserPermission(uid, userId, 14040 true /* requireFullPermission */, true /* checkShell */, 14041 "setApplicationHiddenSetting for user " + userId); 14042 14043 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 14044 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 14045 return false; 14046 } 14047 14048 long callingId = Binder.clearCallingIdentity(); 14049 try { 14050 boolean sendAdded = false; 14051 boolean sendRemoved = false; 14052 // writer 14053 synchronized (mPackages) { 14054 pkgSetting = mSettings.mPackages.get(packageName); 14055 if (pkgSetting == null) { 14056 return false; 14057 } 14058 // Do not allow "android" is being disabled 14059 if ("android".equals(packageName)) { 14060 Slog.w(TAG, "Cannot hide package: android"); 14061 return false; 14062 } 14063 // Cannot hide static shared libs as they are considered 14064 // a part of the using app (emulating static linking). Also 14065 // static libs are installed always on internal storage. 14066 PackageParser.Package pkg = mPackages.get(packageName); 14067 if (pkg != null && pkg.staticSharedLibName != null) { 14068 Slog.w(TAG, "Cannot hide package: " + packageName 14069 + " providing static shared library: " 14070 + pkg.staticSharedLibName); 14071 return false; 14072 } 14073 // Only allow protected packages to hide themselves. 14074 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 14075 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14076 Slog.w(TAG, "Not hiding protected package: " + packageName); 14077 return false; 14078 } 14079 14080 if (pkgSetting.getHidden(userId) != hidden) { 14081 pkgSetting.setHidden(hidden, userId); 14082 mSettings.writePackageRestrictionsLPr(userId); 14083 if (hidden) { 14084 sendRemoved = true; 14085 } else { 14086 sendAdded = true; 14087 } 14088 } 14089 } 14090 if (sendAdded) { 14091 sendPackageAddedForUser(packageName, pkgSetting, userId); 14092 return true; 14093 } 14094 if (sendRemoved) { 14095 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 14096 "hiding pkg"); 14097 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 14098 return true; 14099 } 14100 } finally { 14101 Binder.restoreCallingIdentity(callingId); 14102 } 14103 return false; 14104 } 14105 14106 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 14107 int userId) { 14108 final PackageRemovedInfo info = new PackageRemovedInfo(this); 14109 info.removedPackage = packageName; 14110 info.installerPackageName = pkgSetting.installerPackageName; 14111 info.removedUsers = new int[] {userId}; 14112 info.broadcastUsers = new int[] {userId}; 14113 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 14114 info.sendPackageRemovedBroadcasts(true /*killApp*/); 14115 } 14116 14117 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 14118 if (pkgList.length > 0) { 14119 Bundle extras = new Bundle(1); 14120 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14121 14122 sendPackageBroadcast( 14123 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 14124 : Intent.ACTION_PACKAGES_UNSUSPENDED, 14125 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 14126 new int[] {userId}); 14127 } 14128 } 14129 14130 /** 14131 * Returns true if application is not found or there was an error. Otherwise it returns 14132 * the hidden state of the package for the given user. 14133 */ 14134 @Override 14135 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 14136 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 14137 enforceCrossUserPermission(Binder.getCallingUid(), userId, 14138 true /* requireFullPermission */, false /* checkShell */, 14139 "getApplicationHidden for user " + userId); 14140 PackageSetting pkgSetting; 14141 long callingId = Binder.clearCallingIdentity(); 14142 try { 14143 // writer 14144 synchronized (mPackages) { 14145 pkgSetting = mSettings.mPackages.get(packageName); 14146 if (pkgSetting == null) { 14147 return true; 14148 } 14149 return pkgSetting.getHidden(userId); 14150 } 14151 } finally { 14152 Binder.restoreCallingIdentity(callingId); 14153 } 14154 } 14155 14156 /** 14157 * @hide 14158 */ 14159 @Override 14160 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 14161 int installReason) { 14162 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 14163 null); 14164 PackageSetting pkgSetting; 14165 final int uid = Binder.getCallingUid(); 14166 enforceCrossUserPermission(uid, userId, 14167 true /* requireFullPermission */, true /* checkShell */, 14168 "installExistingPackage for user " + userId); 14169 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 14170 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 14171 } 14172 14173 long callingId = Binder.clearCallingIdentity(); 14174 try { 14175 boolean installed = false; 14176 final boolean instantApp = 14177 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14178 final boolean fullApp = 14179 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 14180 14181 // writer 14182 synchronized (mPackages) { 14183 pkgSetting = mSettings.mPackages.get(packageName); 14184 if (pkgSetting == null) { 14185 return PackageManager.INSTALL_FAILED_INVALID_URI; 14186 } 14187 if (!pkgSetting.getInstalled(userId)) { 14188 pkgSetting.setInstalled(true, userId); 14189 pkgSetting.setHidden(false, userId); 14190 pkgSetting.setInstallReason(installReason, userId); 14191 mSettings.writePackageRestrictionsLPr(userId); 14192 mSettings.writeKernelMappingLPr(pkgSetting); 14193 installed = true; 14194 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 14195 // upgrade app from instant to full; we don't allow app downgrade 14196 installed = true; 14197 } 14198 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 14199 } 14200 14201 if (installed) { 14202 if (pkgSetting.pkg != null) { 14203 synchronized (mInstallLock) { 14204 // We don't need to freeze for a brand new install 14205 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 14206 } 14207 } 14208 sendPackageAddedForUser(packageName, pkgSetting, userId); 14209 synchronized (mPackages) { 14210 updateSequenceNumberLP(packageName, new int[]{ userId }); 14211 } 14212 } 14213 } finally { 14214 Binder.restoreCallingIdentity(callingId); 14215 } 14216 14217 return PackageManager.INSTALL_SUCCEEDED; 14218 } 14219 14220 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 14221 boolean instantApp, boolean fullApp) { 14222 // no state specified; do nothing 14223 if (!instantApp && !fullApp) { 14224 return; 14225 } 14226 if (userId != UserHandle.USER_ALL) { 14227 if (instantApp && !pkgSetting.getInstantApp(userId)) { 14228 pkgSetting.setInstantApp(true /*instantApp*/, userId); 14229 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 14230 pkgSetting.setInstantApp(false /*instantApp*/, userId); 14231 } 14232 } else { 14233 for (int currentUserId : sUserManager.getUserIds()) { 14234 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 14235 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 14236 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 14237 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 14238 } 14239 } 14240 } 14241 } 14242 14243 boolean isUserRestricted(int userId, String restrictionKey) { 14244 Bundle restrictions = sUserManager.getUserRestrictions(userId); 14245 if (restrictions.getBoolean(restrictionKey, false)) { 14246 Log.w(TAG, "User is restricted: " + restrictionKey); 14247 return true; 14248 } 14249 return false; 14250 } 14251 14252 @Override 14253 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 14254 int userId) { 14255 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 14256 enforceCrossUserPermission(Binder.getCallingUid(), userId, 14257 true /* requireFullPermission */, true /* checkShell */, 14258 "setPackagesSuspended for user " + userId); 14259 14260 if (ArrayUtils.isEmpty(packageNames)) { 14261 return packageNames; 14262 } 14263 14264 // List of package names for whom the suspended state has changed. 14265 List<String> changedPackages = new ArrayList<>(packageNames.length); 14266 // List of package names for whom the suspended state is not set as requested in this 14267 // method. 14268 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 14269 long callingId = Binder.clearCallingIdentity(); 14270 try { 14271 for (int i = 0; i < packageNames.length; i++) { 14272 String packageName = packageNames[i]; 14273 boolean changed = false; 14274 final int appId; 14275 synchronized (mPackages) { 14276 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 14277 if (pkgSetting == null) { 14278 Slog.w(TAG, "Could not find package setting for package \"" + packageName 14279 + "\". Skipping suspending/un-suspending."); 14280 unactionedPackages.add(packageName); 14281 continue; 14282 } 14283 appId = pkgSetting.appId; 14284 if (pkgSetting.getSuspended(userId) != suspended) { 14285 if (!canSuspendPackageForUserLocked(packageName, userId)) { 14286 unactionedPackages.add(packageName); 14287 continue; 14288 } 14289 pkgSetting.setSuspended(suspended, userId); 14290 mSettings.writePackageRestrictionsLPr(userId); 14291 changed = true; 14292 changedPackages.add(packageName); 14293 } 14294 } 14295 14296 if (changed && suspended) { 14297 killApplication(packageName, UserHandle.getUid(userId, appId), 14298 "suspending package"); 14299 } 14300 } 14301 } finally { 14302 Binder.restoreCallingIdentity(callingId); 14303 } 14304 14305 if (!changedPackages.isEmpty()) { 14306 sendPackagesSuspendedForUser(changedPackages.toArray( 14307 new String[changedPackages.size()]), userId, suspended); 14308 } 14309 14310 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 14311 } 14312 14313 @Override 14314 public boolean isPackageSuspendedForUser(String packageName, int userId) { 14315 final int callingUid = Binder.getCallingUid(); 14316 enforceCrossUserPermission(callingUid, userId, 14317 true /* requireFullPermission */, false /* checkShell */, 14318 "isPackageSuspendedForUser for user " + userId); 14319 synchronized (mPackages) { 14320 final PackageSetting ps = mSettings.mPackages.get(packageName); 14321 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14322 throw new IllegalArgumentException("Unknown target package: " + packageName); 14323 } 14324 return ps.getSuspended(userId); 14325 } 14326 } 14327 14328 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 14329 if (isPackageDeviceAdmin(packageName, userId)) { 14330 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14331 + "\": has an active device admin"); 14332 return false; 14333 } 14334 14335 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 14336 if (packageName.equals(activeLauncherPackageName)) { 14337 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14338 + "\": contains the active launcher"); 14339 return false; 14340 } 14341 14342 if (packageName.equals(mRequiredInstallerPackage)) { 14343 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14344 + "\": required for package installation"); 14345 return false; 14346 } 14347 14348 if (packageName.equals(mRequiredUninstallerPackage)) { 14349 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14350 + "\": required for package uninstallation"); 14351 return false; 14352 } 14353 14354 if (packageName.equals(mRequiredVerifierPackage)) { 14355 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14356 + "\": required for package verification"); 14357 return false; 14358 } 14359 14360 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14361 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14362 + "\": is the default dialer"); 14363 return false; 14364 } 14365 14366 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14367 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14368 + "\": protected package"); 14369 return false; 14370 } 14371 14372 // Cannot suspend static shared libs as they are considered 14373 // a part of the using app (emulating static linking). Also 14374 // static libs are installed always on internal storage. 14375 PackageParser.Package pkg = mPackages.get(packageName); 14376 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14377 Slog.w(TAG, "Cannot suspend package: " + packageName 14378 + " providing static shared library: " 14379 + pkg.staticSharedLibName); 14380 return false; 14381 } 14382 14383 return true; 14384 } 14385 14386 private String getActiveLauncherPackageName(int userId) { 14387 Intent intent = new Intent(Intent.ACTION_MAIN); 14388 intent.addCategory(Intent.CATEGORY_HOME); 14389 ResolveInfo resolveInfo = resolveIntent( 14390 intent, 14391 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14392 PackageManager.MATCH_DEFAULT_ONLY, 14393 userId); 14394 14395 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14396 } 14397 14398 private String getDefaultDialerPackageName(int userId) { 14399 synchronized (mPackages) { 14400 return mSettings.getDefaultDialerPackageNameLPw(userId); 14401 } 14402 } 14403 14404 @Override 14405 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14406 mContext.enforceCallingOrSelfPermission( 14407 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14408 "Only package verification agents can verify applications"); 14409 14410 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14411 final PackageVerificationResponse response = new PackageVerificationResponse( 14412 verificationCode, Binder.getCallingUid()); 14413 msg.arg1 = id; 14414 msg.obj = response; 14415 mHandler.sendMessage(msg); 14416 } 14417 14418 @Override 14419 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14420 long millisecondsToDelay) { 14421 mContext.enforceCallingOrSelfPermission( 14422 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14423 "Only package verification agents can extend verification timeouts"); 14424 14425 final PackageVerificationState state = mPendingVerification.get(id); 14426 final PackageVerificationResponse response = new PackageVerificationResponse( 14427 verificationCodeAtTimeout, Binder.getCallingUid()); 14428 14429 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14430 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14431 } 14432 if (millisecondsToDelay < 0) { 14433 millisecondsToDelay = 0; 14434 } 14435 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14436 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14437 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14438 } 14439 14440 if ((state != null) && !state.timeoutExtended()) { 14441 state.extendTimeout(); 14442 14443 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14444 msg.arg1 = id; 14445 msg.obj = response; 14446 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14447 } 14448 } 14449 14450 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14451 int verificationCode, UserHandle user) { 14452 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14453 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14454 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14455 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14456 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14457 14458 mContext.sendBroadcastAsUser(intent, user, 14459 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14460 } 14461 14462 private ComponentName matchComponentForVerifier(String packageName, 14463 List<ResolveInfo> receivers) { 14464 ActivityInfo targetReceiver = null; 14465 14466 final int NR = receivers.size(); 14467 for (int i = 0; i < NR; i++) { 14468 final ResolveInfo info = receivers.get(i); 14469 if (info.activityInfo == null) { 14470 continue; 14471 } 14472 14473 if (packageName.equals(info.activityInfo.packageName)) { 14474 targetReceiver = info.activityInfo; 14475 break; 14476 } 14477 } 14478 14479 if (targetReceiver == null) { 14480 return null; 14481 } 14482 14483 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14484 } 14485 14486 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14487 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14488 if (pkgInfo.verifiers.length == 0) { 14489 return null; 14490 } 14491 14492 final int N = pkgInfo.verifiers.length; 14493 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14494 for (int i = 0; i < N; i++) { 14495 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14496 14497 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14498 receivers); 14499 if (comp == null) { 14500 continue; 14501 } 14502 14503 final int verifierUid = getUidForVerifier(verifierInfo); 14504 if (verifierUid == -1) { 14505 continue; 14506 } 14507 14508 if (DEBUG_VERIFY) { 14509 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14510 + " with the correct signature"); 14511 } 14512 sufficientVerifiers.add(comp); 14513 verificationState.addSufficientVerifier(verifierUid); 14514 } 14515 14516 return sufficientVerifiers; 14517 } 14518 14519 private int getUidForVerifier(VerifierInfo verifierInfo) { 14520 synchronized (mPackages) { 14521 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14522 if (pkg == null) { 14523 return -1; 14524 } else if (pkg.mSignatures.length != 1) { 14525 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14526 + " has more than one signature; ignoring"); 14527 return -1; 14528 } 14529 14530 /* 14531 * If the public key of the package's signature does not match 14532 * our expected public key, then this is a different package and 14533 * we should skip. 14534 */ 14535 14536 final byte[] expectedPublicKey; 14537 try { 14538 final Signature verifierSig = pkg.mSignatures[0]; 14539 final PublicKey publicKey = verifierSig.getPublicKey(); 14540 expectedPublicKey = publicKey.getEncoded(); 14541 } catch (CertificateException e) { 14542 return -1; 14543 } 14544 14545 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14546 14547 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14548 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14549 + " does not have the expected public key; ignoring"); 14550 return -1; 14551 } 14552 14553 return pkg.applicationInfo.uid; 14554 } 14555 } 14556 14557 @Override 14558 public void finishPackageInstall(int token, boolean didLaunch) { 14559 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14560 14561 if (DEBUG_INSTALL) { 14562 Slog.v(TAG, "BM finishing package install for " + token); 14563 } 14564 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14565 14566 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14567 mHandler.sendMessage(msg); 14568 } 14569 14570 /** 14571 * Get the verification agent timeout. Used for both the APK verifier and the 14572 * intent filter verifier. 14573 * 14574 * @return verification timeout in milliseconds 14575 */ 14576 private long getVerificationTimeout() { 14577 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14578 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14579 DEFAULT_VERIFICATION_TIMEOUT); 14580 } 14581 14582 /** 14583 * Get the default verification agent response code. 14584 * 14585 * @return default verification response code 14586 */ 14587 private int getDefaultVerificationResponse(UserHandle user) { 14588 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14589 return PackageManager.VERIFICATION_REJECT; 14590 } 14591 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14592 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14593 DEFAULT_VERIFICATION_RESPONSE); 14594 } 14595 14596 /** 14597 * Check whether or not package verification has been enabled. 14598 * 14599 * @return true if verification should be performed 14600 */ 14601 private boolean isVerificationEnabled(int userId, int installFlags) { 14602 if (!DEFAULT_VERIFY_ENABLE) { 14603 return false; 14604 } 14605 14606 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14607 14608 // Check if installing from ADB 14609 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14610 // Do not run verification in a test harness environment 14611 if (ActivityManager.isRunningInTestHarness()) { 14612 return false; 14613 } 14614 if (ensureVerifyAppsEnabled) { 14615 return true; 14616 } 14617 // Check if the developer does not want package verification for ADB installs 14618 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14619 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14620 return false; 14621 } 14622 } 14623 14624 if (ensureVerifyAppsEnabled) { 14625 return true; 14626 } 14627 14628 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14629 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14630 } 14631 14632 @Override 14633 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14634 throws RemoteException { 14635 mContext.enforceCallingOrSelfPermission( 14636 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14637 "Only intentfilter verification agents can verify applications"); 14638 14639 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14640 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14641 Binder.getCallingUid(), verificationCode, failedDomains); 14642 msg.arg1 = id; 14643 msg.obj = response; 14644 mHandler.sendMessage(msg); 14645 } 14646 14647 @Override 14648 public int getIntentVerificationStatus(String packageName, int userId) { 14649 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14650 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14651 } 14652 synchronized (mPackages) { 14653 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14654 } 14655 } 14656 14657 @Override 14658 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14659 mContext.enforceCallingOrSelfPermission( 14660 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14661 14662 boolean result = false; 14663 synchronized (mPackages) { 14664 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14665 } 14666 if (result) { 14667 scheduleWritePackageRestrictionsLocked(userId); 14668 } 14669 return result; 14670 } 14671 14672 @Override 14673 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14674 String packageName) { 14675 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14676 return ParceledListSlice.emptyList(); 14677 } 14678 synchronized (mPackages) { 14679 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14680 } 14681 } 14682 14683 @Override 14684 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14685 if (TextUtils.isEmpty(packageName)) { 14686 return ParceledListSlice.emptyList(); 14687 } 14688 final int callingUid = Binder.getCallingUid(); 14689 final int callingUserId = UserHandle.getUserId(callingUid); 14690 synchronized (mPackages) { 14691 PackageParser.Package pkg = mPackages.get(packageName); 14692 if (pkg == null || pkg.activities == null) { 14693 return ParceledListSlice.emptyList(); 14694 } 14695 if (pkg.mExtras == null) { 14696 return ParceledListSlice.emptyList(); 14697 } 14698 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14699 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14700 return ParceledListSlice.emptyList(); 14701 } 14702 final int count = pkg.activities.size(); 14703 ArrayList<IntentFilter> result = new ArrayList<>(); 14704 for (int n=0; n<count; n++) { 14705 PackageParser.Activity activity = pkg.activities.get(n); 14706 if (activity.intents != null && activity.intents.size() > 0) { 14707 result.addAll(activity.intents); 14708 } 14709 } 14710 return new ParceledListSlice<>(result); 14711 } 14712 } 14713 14714 @Override 14715 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14716 mContext.enforceCallingOrSelfPermission( 14717 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14718 14719 synchronized (mPackages) { 14720 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14721 if (packageName != null) { 14722 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 14723 packageName, userId); 14724 } 14725 return result; 14726 } 14727 } 14728 14729 @Override 14730 public String getDefaultBrowserPackageName(int userId) { 14731 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14732 return null; 14733 } 14734 synchronized (mPackages) { 14735 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14736 } 14737 } 14738 14739 /** 14740 * Get the "allow unknown sources" setting. 14741 * 14742 * @return the current "allow unknown sources" setting 14743 */ 14744 private int getUnknownSourcesSettings() { 14745 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14746 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14747 -1); 14748 } 14749 14750 @Override 14751 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14752 final int callingUid = Binder.getCallingUid(); 14753 if (getInstantAppPackageName(callingUid) != null) { 14754 return; 14755 } 14756 // writer 14757 synchronized (mPackages) { 14758 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14759 if (targetPackageSetting == null) { 14760 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14761 } 14762 14763 PackageSetting installerPackageSetting; 14764 if (installerPackageName != null) { 14765 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14766 if (installerPackageSetting == null) { 14767 throw new IllegalArgumentException("Unknown installer package: " 14768 + installerPackageName); 14769 } 14770 } else { 14771 installerPackageSetting = null; 14772 } 14773 14774 Signature[] callerSignature; 14775 Object obj = mSettings.getUserIdLPr(callingUid); 14776 if (obj != null) { 14777 if (obj instanceof SharedUserSetting) { 14778 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 14779 } else if (obj instanceof PackageSetting) { 14780 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14781 } else { 14782 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14783 } 14784 } else { 14785 throw new SecurityException("Unknown calling UID: " + callingUid); 14786 } 14787 14788 // Verify: can't set installerPackageName to a package that is 14789 // not signed with the same cert as the caller. 14790 if (installerPackageSetting != null) { 14791 if (compareSignatures(callerSignature, 14792 installerPackageSetting.signatures.mSignatures) 14793 != PackageManager.SIGNATURE_MATCH) { 14794 throw new SecurityException( 14795 "Caller does not have same cert as new installer package " 14796 + installerPackageName); 14797 } 14798 } 14799 14800 // Verify: if target already has an installer package, it must 14801 // be signed with the same cert as the caller. 14802 if (targetPackageSetting.installerPackageName != null) { 14803 PackageSetting setting = mSettings.mPackages.get( 14804 targetPackageSetting.installerPackageName); 14805 // If the currently set package isn't valid, then it's always 14806 // okay to change it. 14807 if (setting != null) { 14808 if (compareSignatures(callerSignature, 14809 setting.signatures.mSignatures) 14810 != PackageManager.SIGNATURE_MATCH) { 14811 throw new SecurityException( 14812 "Caller does not have same cert as old installer package " 14813 + targetPackageSetting.installerPackageName); 14814 } 14815 } 14816 } 14817 14818 // Okay! 14819 targetPackageSetting.installerPackageName = installerPackageName; 14820 if (installerPackageName != null) { 14821 mSettings.mInstallerPackages.add(installerPackageName); 14822 } 14823 scheduleWriteSettingsLocked(); 14824 } 14825 } 14826 14827 @Override 14828 public void setApplicationCategoryHint(String packageName, int categoryHint, 14829 String callerPackageName) { 14830 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14831 throw new SecurityException("Instant applications don't have access to this method"); 14832 } 14833 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14834 callerPackageName); 14835 synchronized (mPackages) { 14836 PackageSetting ps = mSettings.mPackages.get(packageName); 14837 if (ps == null) { 14838 throw new IllegalArgumentException("Unknown target package " + packageName); 14839 } 14840 14841 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14842 throw new IllegalArgumentException("Calling package " + callerPackageName 14843 + " is not installer for " + packageName); 14844 } 14845 14846 if (ps.categoryHint != categoryHint) { 14847 ps.categoryHint = categoryHint; 14848 scheduleWriteSettingsLocked(); 14849 } 14850 } 14851 } 14852 14853 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14854 // Queue up an async operation since the package installation may take a little while. 14855 mHandler.post(new Runnable() { 14856 public void run() { 14857 mHandler.removeCallbacks(this); 14858 // Result object to be returned 14859 PackageInstalledInfo res = new PackageInstalledInfo(); 14860 res.setReturnCode(currentStatus); 14861 res.uid = -1; 14862 res.pkg = null; 14863 res.removedInfo = null; 14864 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14865 args.doPreInstall(res.returnCode); 14866 synchronized (mInstallLock) { 14867 installPackageTracedLI(args, res); 14868 } 14869 args.doPostInstall(res.returnCode, res.uid); 14870 } 14871 14872 // A restore should be performed at this point if (a) the install 14873 // succeeded, (b) the operation is not an update, and (c) the new 14874 // package has not opted out of backup participation. 14875 final boolean update = res.removedInfo != null 14876 && res.removedInfo.removedPackage != null; 14877 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14878 boolean doRestore = !update 14879 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14880 14881 // Set up the post-install work request bookkeeping. This will be used 14882 // and cleaned up by the post-install event handling regardless of whether 14883 // there's a restore pass performed. Token values are >= 1. 14884 int token; 14885 if (mNextInstallToken < 0) mNextInstallToken = 1; 14886 token = mNextInstallToken++; 14887 14888 PostInstallData data = new PostInstallData(args, res); 14889 mRunningInstalls.put(token, data); 14890 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14891 14892 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14893 // Pass responsibility to the Backup Manager. It will perform a 14894 // restore if appropriate, then pass responsibility back to the 14895 // Package Manager to run the post-install observer callbacks 14896 // and broadcasts. 14897 IBackupManager bm = IBackupManager.Stub.asInterface( 14898 ServiceManager.getService(Context.BACKUP_SERVICE)); 14899 if (bm != null) { 14900 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14901 + " to BM for possible restore"); 14902 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14903 try { 14904 // TODO: http://b/22388012 14905 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14906 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14907 } else { 14908 doRestore = false; 14909 } 14910 } catch (RemoteException e) { 14911 // can't happen; the backup manager is local 14912 } catch (Exception e) { 14913 Slog.e(TAG, "Exception trying to enqueue restore", e); 14914 doRestore = false; 14915 } 14916 } else { 14917 Slog.e(TAG, "Backup Manager not found!"); 14918 doRestore = false; 14919 } 14920 } 14921 14922 if (!doRestore) { 14923 // No restore possible, or the Backup Manager was mysteriously not 14924 // available -- just fire the post-install work request directly. 14925 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14926 14927 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14928 14929 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14930 mHandler.sendMessage(msg); 14931 } 14932 } 14933 }); 14934 } 14935 14936 /** 14937 * Callback from PackageSettings whenever an app is first transitioned out of the 14938 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14939 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14940 * here whether the app is the target of an ongoing install, and only send the 14941 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14942 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14943 * handling. 14944 */ 14945 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14946 // Serialize this with the rest of the install-process message chain. In the 14947 // restore-at-install case, this Runnable will necessarily run before the 14948 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14949 // are coherent. In the non-restore case, the app has already completed install 14950 // and been launched through some other means, so it is not in a problematic 14951 // state for observers to see the FIRST_LAUNCH signal. 14952 mHandler.post(new Runnable() { 14953 @Override 14954 public void run() { 14955 for (int i = 0; i < mRunningInstalls.size(); i++) { 14956 final PostInstallData data = mRunningInstalls.valueAt(i); 14957 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14958 continue; 14959 } 14960 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14961 // right package; but is it for the right user? 14962 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14963 if (userId == data.res.newUsers[uIndex]) { 14964 if (DEBUG_BACKUP) { 14965 Slog.i(TAG, "Package " + pkgName 14966 + " being restored so deferring FIRST_LAUNCH"); 14967 } 14968 return; 14969 } 14970 } 14971 } 14972 } 14973 // didn't find it, so not being restored 14974 if (DEBUG_BACKUP) { 14975 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14976 } 14977 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14978 } 14979 }); 14980 } 14981 14982 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14983 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14984 installerPkg, null, userIds); 14985 } 14986 14987 private abstract class HandlerParams { 14988 private static final int MAX_RETRIES = 4; 14989 14990 /** 14991 * Number of times startCopy() has been attempted and had a non-fatal 14992 * error. 14993 */ 14994 private int mRetries = 0; 14995 14996 /** User handle for the user requesting the information or installation. */ 14997 private final UserHandle mUser; 14998 String traceMethod; 14999 int traceCookie; 15000 15001 HandlerParams(UserHandle user) { 15002 mUser = user; 15003 } 15004 15005 UserHandle getUser() { 15006 return mUser; 15007 } 15008 15009 HandlerParams setTraceMethod(String traceMethod) { 15010 this.traceMethod = traceMethod; 15011 return this; 15012 } 15013 15014 HandlerParams setTraceCookie(int traceCookie) { 15015 this.traceCookie = traceCookie; 15016 return this; 15017 } 15018 15019 final boolean startCopy() { 15020 boolean res; 15021 try { 15022 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 15023 15024 if (++mRetries > MAX_RETRIES) { 15025 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 15026 mHandler.sendEmptyMessage(MCS_GIVE_UP); 15027 handleServiceError(); 15028 return false; 15029 } else { 15030 handleStartCopy(); 15031 res = true; 15032 } 15033 } catch (RemoteException e) { 15034 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 15035 mHandler.sendEmptyMessage(MCS_RECONNECT); 15036 res = false; 15037 } 15038 handleReturnCode(); 15039 return res; 15040 } 15041 15042 final void serviceError() { 15043 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 15044 handleServiceError(); 15045 handleReturnCode(); 15046 } 15047 15048 abstract void handleStartCopy() throws RemoteException; 15049 abstract void handleServiceError(); 15050 abstract void handleReturnCode(); 15051 } 15052 15053 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 15054 for (File path : paths) { 15055 try { 15056 mcs.clearDirectory(path.getAbsolutePath()); 15057 } catch (RemoteException e) { 15058 } 15059 } 15060 } 15061 15062 static class OriginInfo { 15063 /** 15064 * Location where install is coming from, before it has been 15065 * copied/renamed into place. This could be a single monolithic APK 15066 * file, or a cluster directory. This location may be untrusted. 15067 */ 15068 final File file; 15069 final String cid; 15070 15071 /** 15072 * Flag indicating that {@link #file} or {@link #cid} has already been 15073 * staged, meaning downstream users don't need to defensively copy the 15074 * contents. 15075 */ 15076 final boolean staged; 15077 15078 /** 15079 * Flag indicating that {@link #file} or {@link #cid} is an already 15080 * installed app that is being moved. 15081 */ 15082 final boolean existing; 15083 15084 final String resolvedPath; 15085 final File resolvedFile; 15086 15087 static OriginInfo fromNothing() { 15088 return new OriginInfo(null, null, false, false); 15089 } 15090 15091 static OriginInfo fromUntrustedFile(File file) { 15092 return new OriginInfo(file, null, false, false); 15093 } 15094 15095 static OriginInfo fromExistingFile(File file) { 15096 return new OriginInfo(file, null, false, true); 15097 } 15098 15099 static OriginInfo fromStagedFile(File file) { 15100 return new OriginInfo(file, null, true, false); 15101 } 15102 15103 static OriginInfo fromStagedContainer(String cid) { 15104 return new OriginInfo(null, cid, true, false); 15105 } 15106 15107 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 15108 this.file = file; 15109 this.cid = cid; 15110 this.staged = staged; 15111 this.existing = existing; 15112 15113 if (cid != null) { 15114 resolvedPath = PackageHelper.getSdDir(cid); 15115 resolvedFile = new File(resolvedPath); 15116 } else if (file != null) { 15117 resolvedPath = file.getAbsolutePath(); 15118 resolvedFile = file; 15119 } else { 15120 resolvedPath = null; 15121 resolvedFile = null; 15122 } 15123 } 15124 } 15125 15126 static class MoveInfo { 15127 final int moveId; 15128 final String fromUuid; 15129 final String toUuid; 15130 final String packageName; 15131 final String dataAppName; 15132 final int appId; 15133 final String seinfo; 15134 final int targetSdkVersion; 15135 15136 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 15137 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 15138 this.moveId = moveId; 15139 this.fromUuid = fromUuid; 15140 this.toUuid = toUuid; 15141 this.packageName = packageName; 15142 this.dataAppName = dataAppName; 15143 this.appId = appId; 15144 this.seinfo = seinfo; 15145 this.targetSdkVersion = targetSdkVersion; 15146 } 15147 } 15148 15149 static class VerificationInfo { 15150 /** A constant used to indicate that a uid value is not present. */ 15151 public static final int NO_UID = -1; 15152 15153 /** URI referencing where the package was downloaded from. */ 15154 final Uri originatingUri; 15155 15156 /** HTTP referrer URI associated with the originatingURI. */ 15157 final Uri referrer; 15158 15159 /** UID of the application that the install request originated from. */ 15160 final int originatingUid; 15161 15162 /** UID of application requesting the install */ 15163 final int installerUid; 15164 15165 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 15166 this.originatingUri = originatingUri; 15167 this.referrer = referrer; 15168 this.originatingUid = originatingUid; 15169 this.installerUid = installerUid; 15170 } 15171 } 15172 15173 class InstallParams extends HandlerParams { 15174 final OriginInfo origin; 15175 final MoveInfo move; 15176 final IPackageInstallObserver2 observer; 15177 int installFlags; 15178 final String installerPackageName; 15179 final String volumeUuid; 15180 private InstallArgs mArgs; 15181 private int mRet; 15182 final String packageAbiOverride; 15183 final String[] grantedRuntimePermissions; 15184 final VerificationInfo verificationInfo; 15185 final Certificate[][] certificates; 15186 final int installReason; 15187 15188 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15189 int installFlags, String installerPackageName, String volumeUuid, 15190 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 15191 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 15192 super(user); 15193 this.origin = origin; 15194 this.move = move; 15195 this.observer = observer; 15196 this.installFlags = installFlags; 15197 this.installerPackageName = installerPackageName; 15198 this.volumeUuid = volumeUuid; 15199 this.verificationInfo = verificationInfo; 15200 this.packageAbiOverride = packageAbiOverride; 15201 this.grantedRuntimePermissions = grantedPermissions; 15202 this.certificates = certificates; 15203 this.installReason = installReason; 15204 } 15205 15206 @Override 15207 public String toString() { 15208 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 15209 + " file=" + origin.file + " cid=" + origin.cid + "}"; 15210 } 15211 15212 private int installLocationPolicy(PackageInfoLite pkgLite) { 15213 String packageName = pkgLite.packageName; 15214 int installLocation = pkgLite.installLocation; 15215 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15216 // reader 15217 synchronized (mPackages) { 15218 // Currently installed package which the new package is attempting to replace or 15219 // null if no such package is installed. 15220 PackageParser.Package installedPkg = mPackages.get(packageName); 15221 // Package which currently owns the data which the new package will own if installed. 15222 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 15223 // will be null whereas dataOwnerPkg will contain information about the package 15224 // which was uninstalled while keeping its data. 15225 PackageParser.Package dataOwnerPkg = installedPkg; 15226 if (dataOwnerPkg == null) { 15227 PackageSetting ps = mSettings.mPackages.get(packageName); 15228 if (ps != null) { 15229 dataOwnerPkg = ps.pkg; 15230 } 15231 } 15232 15233 if (dataOwnerPkg != null) { 15234 // If installed, the package will get access to data left on the device by its 15235 // predecessor. As a security measure, this is permited only if this is not a 15236 // version downgrade or if the predecessor package is marked as debuggable and 15237 // a downgrade is explicitly requested. 15238 // 15239 // On debuggable platform builds, downgrades are permitted even for 15240 // non-debuggable packages to make testing easier. Debuggable platform builds do 15241 // not offer security guarantees and thus it's OK to disable some security 15242 // mechanisms to make debugging/testing easier on those builds. However, even on 15243 // debuggable builds downgrades of packages are permitted only if requested via 15244 // installFlags. This is because we aim to keep the behavior of debuggable 15245 // platform builds as close as possible to the behavior of non-debuggable 15246 // platform builds. 15247 final boolean downgradeRequested = 15248 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 15249 final boolean packageDebuggable = 15250 (dataOwnerPkg.applicationInfo.flags 15251 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 15252 final boolean downgradePermitted = 15253 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 15254 if (!downgradePermitted) { 15255 try { 15256 checkDowngrade(dataOwnerPkg, pkgLite); 15257 } catch (PackageManagerException e) { 15258 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 15259 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 15260 } 15261 } 15262 } 15263 15264 if (installedPkg != null) { 15265 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15266 // Check for updated system application. 15267 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15268 if (onSd) { 15269 Slog.w(TAG, "Cannot install update to system app on sdcard"); 15270 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 15271 } 15272 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15273 } else { 15274 if (onSd) { 15275 // Install flag overrides everything. 15276 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15277 } 15278 // If current upgrade specifies particular preference 15279 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 15280 // Application explicitly specified internal. 15281 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15282 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 15283 // App explictly prefers external. Let policy decide 15284 } else { 15285 // Prefer previous location 15286 if (isExternal(installedPkg)) { 15287 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15288 } 15289 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15290 } 15291 } 15292 } else { 15293 // Invalid install. Return error code 15294 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 15295 } 15296 } 15297 } 15298 // All the special cases have been taken care of. 15299 // Return result based on recommended install location. 15300 if (onSd) { 15301 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15302 } 15303 return pkgLite.recommendedInstallLocation; 15304 } 15305 15306 /* 15307 * Invoke remote method to get package information and install 15308 * location values. Override install location based on default 15309 * policy if needed and then create install arguments based 15310 * on the install location. 15311 */ 15312 public void handleStartCopy() throws RemoteException { 15313 int ret = PackageManager.INSTALL_SUCCEEDED; 15314 15315 // If we're already staged, we've firmly committed to an install location 15316 if (origin.staged) { 15317 if (origin.file != null) { 15318 installFlags |= PackageManager.INSTALL_INTERNAL; 15319 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15320 } else if (origin.cid != null) { 15321 installFlags |= PackageManager.INSTALL_EXTERNAL; 15322 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15323 } else { 15324 throw new IllegalStateException("Invalid stage location"); 15325 } 15326 } 15327 15328 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15329 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15330 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15331 PackageInfoLite pkgLite = null; 15332 15333 if (onInt && onSd) { 15334 // Check if both bits are set. 15335 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15336 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15337 } else if (onSd && ephemeral) { 15338 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15339 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15340 } else { 15341 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15342 packageAbiOverride); 15343 15344 if (DEBUG_EPHEMERAL && ephemeral) { 15345 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15346 } 15347 15348 /* 15349 * If we have too little free space, try to free cache 15350 * before giving up. 15351 */ 15352 if (!origin.staged && pkgLite.recommendedInstallLocation 15353 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15354 // TODO: focus freeing disk space on the target device 15355 final StorageManager storage = StorageManager.from(mContext); 15356 final long lowThreshold = storage.getStorageLowBytes( 15357 Environment.getDataDirectory()); 15358 15359 final long sizeBytes = mContainerService.calculateInstalledSize( 15360 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 15361 15362 try { 15363 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 15364 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15365 installFlags, packageAbiOverride); 15366 } catch (InstallerException e) { 15367 Slog.w(TAG, "Failed to free cache", e); 15368 } 15369 15370 /* 15371 * The cache free must have deleted the file we 15372 * downloaded to install. 15373 * 15374 * TODO: fix the "freeCache" call to not delete 15375 * the file we care about. 15376 */ 15377 if (pkgLite.recommendedInstallLocation 15378 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15379 pkgLite.recommendedInstallLocation 15380 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15381 } 15382 } 15383 } 15384 15385 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15386 int loc = pkgLite.recommendedInstallLocation; 15387 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15388 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15389 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15390 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15391 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15392 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15393 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15394 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15395 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15396 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15397 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15398 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15399 } else { 15400 // Override with defaults if needed. 15401 loc = installLocationPolicy(pkgLite); 15402 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15403 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15404 } else if (!onSd && !onInt) { 15405 // Override install location with flags 15406 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15407 // Set the flag to install on external media. 15408 installFlags |= PackageManager.INSTALL_EXTERNAL; 15409 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15410 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15411 if (DEBUG_EPHEMERAL) { 15412 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15413 } 15414 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15415 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15416 |PackageManager.INSTALL_INTERNAL); 15417 } else { 15418 // Make sure the flag for installing on external 15419 // media is unset 15420 installFlags |= PackageManager.INSTALL_INTERNAL; 15421 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15422 } 15423 } 15424 } 15425 } 15426 15427 final InstallArgs args = createInstallArgs(this); 15428 mArgs = args; 15429 15430 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15431 // TODO: http://b/22976637 15432 // Apps installed for "all" users use the device owner to verify the app 15433 UserHandle verifierUser = getUser(); 15434 if (verifierUser == UserHandle.ALL) { 15435 verifierUser = UserHandle.SYSTEM; 15436 } 15437 15438 /* 15439 * Determine if we have any installed package verifiers. If we 15440 * do, then we'll defer to them to verify the packages. 15441 */ 15442 final int requiredUid = mRequiredVerifierPackage == null ? -1 15443 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15444 verifierUser.getIdentifier()); 15445 if (!origin.existing && requiredUid != -1 15446 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 15447 final Intent verification = new Intent( 15448 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15449 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15450 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15451 PACKAGE_MIME_TYPE); 15452 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15453 15454 // Query all live verifiers based on current user state 15455 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15456 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 15457 15458 if (DEBUG_VERIFY) { 15459 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15460 + verification.toString() + " with " + pkgLite.verifiers.length 15461 + " optional verifiers"); 15462 } 15463 15464 final int verificationId = mPendingVerificationToken++; 15465 15466 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15467 15468 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15469 installerPackageName); 15470 15471 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15472 installFlags); 15473 15474 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15475 pkgLite.packageName); 15476 15477 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15478 pkgLite.versionCode); 15479 15480 if (verificationInfo != null) { 15481 if (verificationInfo.originatingUri != null) { 15482 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15483 verificationInfo.originatingUri); 15484 } 15485 if (verificationInfo.referrer != null) { 15486 verification.putExtra(Intent.EXTRA_REFERRER, 15487 verificationInfo.referrer); 15488 } 15489 if (verificationInfo.originatingUid >= 0) { 15490 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15491 verificationInfo.originatingUid); 15492 } 15493 if (verificationInfo.installerUid >= 0) { 15494 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15495 verificationInfo.installerUid); 15496 } 15497 } 15498 15499 final PackageVerificationState verificationState = new PackageVerificationState( 15500 requiredUid, args); 15501 15502 mPendingVerification.append(verificationId, verificationState); 15503 15504 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15505 receivers, verificationState); 15506 15507 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15508 final long idleDuration = getVerificationTimeout(); 15509 15510 /* 15511 * If any sufficient verifiers were listed in the package 15512 * manifest, attempt to ask them. 15513 */ 15514 if (sufficientVerifiers != null) { 15515 final int N = sufficientVerifiers.size(); 15516 if (N == 0) { 15517 Slog.i(TAG, "Additional verifiers required, but none installed."); 15518 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15519 } else { 15520 for (int i = 0; i < N; i++) { 15521 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15522 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15523 verifierComponent.getPackageName(), idleDuration, 15524 verifierUser.getIdentifier(), false, "package verifier"); 15525 15526 final Intent sufficientIntent = new Intent(verification); 15527 sufficientIntent.setComponent(verifierComponent); 15528 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15529 } 15530 } 15531 } 15532 15533 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15534 mRequiredVerifierPackage, receivers); 15535 if (ret == PackageManager.INSTALL_SUCCEEDED 15536 && mRequiredVerifierPackage != null) { 15537 Trace.asyncTraceBegin( 15538 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15539 /* 15540 * Send the intent to the required verification agent, 15541 * but only start the verification timeout after the 15542 * target BroadcastReceivers have run. 15543 */ 15544 verification.setComponent(requiredVerifierComponent); 15545 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15546 mRequiredVerifierPackage, idleDuration, 15547 verifierUser.getIdentifier(), false, "package verifier"); 15548 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15549 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15550 new BroadcastReceiver() { 15551 @Override 15552 public void onReceive(Context context, Intent intent) { 15553 final Message msg = mHandler 15554 .obtainMessage(CHECK_PENDING_VERIFICATION); 15555 msg.arg1 = verificationId; 15556 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15557 } 15558 }, null, 0, null, null); 15559 15560 /* 15561 * We don't want the copy to proceed until verification 15562 * succeeds, so null out this field. 15563 */ 15564 mArgs = null; 15565 } 15566 } else { 15567 /* 15568 * No package verification is enabled, so immediately start 15569 * the remote call to initiate copy using temporary file. 15570 */ 15571 ret = args.copyApk(mContainerService, true); 15572 } 15573 } 15574 15575 mRet = ret; 15576 } 15577 15578 @Override 15579 void handleReturnCode() { 15580 // If mArgs is null, then MCS couldn't be reached. When it 15581 // reconnects, it will try again to install. At that point, this 15582 // will succeed. 15583 if (mArgs != null) { 15584 processPendingInstall(mArgs, mRet); 15585 } 15586 } 15587 15588 @Override 15589 void handleServiceError() { 15590 mArgs = createInstallArgs(this); 15591 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15592 } 15593 15594 public boolean isForwardLocked() { 15595 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15596 } 15597 } 15598 15599 /** 15600 * Used during creation of InstallArgs 15601 * 15602 * @param installFlags package installation flags 15603 * @return true if should be installed on external storage 15604 */ 15605 private static boolean installOnExternalAsec(int installFlags) { 15606 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 15607 return false; 15608 } 15609 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 15610 return true; 15611 } 15612 return false; 15613 } 15614 15615 /** 15616 * Used during creation of InstallArgs 15617 * 15618 * @param installFlags package installation flags 15619 * @return true if should be installed as forward locked 15620 */ 15621 private static boolean installForwardLocked(int installFlags) { 15622 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15623 } 15624 15625 private InstallArgs createInstallArgs(InstallParams params) { 15626 if (params.move != null) { 15627 return new MoveInstallArgs(params); 15628 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 15629 return new AsecInstallArgs(params); 15630 } else { 15631 return new FileInstallArgs(params); 15632 } 15633 } 15634 15635 /** 15636 * Create args that describe an existing installed package. Typically used 15637 * when cleaning up old installs, or used as a move source. 15638 */ 15639 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15640 String resourcePath, String[] instructionSets) { 15641 final boolean isInAsec; 15642 if (installOnExternalAsec(installFlags)) { 15643 /* Apps on SD card are always in ASEC containers. */ 15644 isInAsec = true; 15645 } else if (installForwardLocked(installFlags) 15646 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 15647 /* 15648 * Forward-locked apps are only in ASEC containers if they're the 15649 * new style 15650 */ 15651 isInAsec = true; 15652 } else { 15653 isInAsec = false; 15654 } 15655 15656 if (isInAsec) { 15657 return new AsecInstallArgs(codePath, instructionSets, 15658 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 15659 } else { 15660 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15661 } 15662 } 15663 15664 static abstract class InstallArgs { 15665 /** @see InstallParams#origin */ 15666 final OriginInfo origin; 15667 /** @see InstallParams#move */ 15668 final MoveInfo move; 15669 15670 final IPackageInstallObserver2 observer; 15671 // Always refers to PackageManager flags only 15672 final int installFlags; 15673 final String installerPackageName; 15674 final String volumeUuid; 15675 final UserHandle user; 15676 final String abiOverride; 15677 final String[] installGrantPermissions; 15678 /** If non-null, drop an async trace when the install completes */ 15679 final String traceMethod; 15680 final int traceCookie; 15681 final Certificate[][] certificates; 15682 final int installReason; 15683 15684 // The list of instruction sets supported by this app. This is currently 15685 // only used during the rmdex() phase to clean up resources. We can get rid of this 15686 // if we move dex files under the common app path. 15687 /* nullable */ String[] instructionSets; 15688 15689 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15690 int installFlags, String installerPackageName, String volumeUuid, 15691 UserHandle user, String[] instructionSets, 15692 String abiOverride, String[] installGrantPermissions, 15693 String traceMethod, int traceCookie, Certificate[][] certificates, 15694 int installReason) { 15695 this.origin = origin; 15696 this.move = move; 15697 this.installFlags = installFlags; 15698 this.observer = observer; 15699 this.installerPackageName = installerPackageName; 15700 this.volumeUuid = volumeUuid; 15701 this.user = user; 15702 this.instructionSets = instructionSets; 15703 this.abiOverride = abiOverride; 15704 this.installGrantPermissions = installGrantPermissions; 15705 this.traceMethod = traceMethod; 15706 this.traceCookie = traceCookie; 15707 this.certificates = certificates; 15708 this.installReason = installReason; 15709 } 15710 15711 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15712 abstract int doPreInstall(int status); 15713 15714 /** 15715 * Rename package into final resting place. All paths on the given 15716 * scanned package should be updated to reflect the rename. 15717 */ 15718 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15719 abstract int doPostInstall(int status, int uid); 15720 15721 /** @see PackageSettingBase#codePathString */ 15722 abstract String getCodePath(); 15723 /** @see PackageSettingBase#resourcePathString */ 15724 abstract String getResourcePath(); 15725 15726 // Need installer lock especially for dex file removal. 15727 abstract void cleanUpResourcesLI(); 15728 abstract boolean doPostDeleteLI(boolean delete); 15729 15730 /** 15731 * Called before the source arguments are copied. This is used mostly 15732 * for MoveParams when it needs to read the source file to put it in the 15733 * destination. 15734 */ 15735 int doPreCopy() { 15736 return PackageManager.INSTALL_SUCCEEDED; 15737 } 15738 15739 /** 15740 * Called after the source arguments are copied. This is used mostly for 15741 * MoveParams when it needs to read the source file to put it in the 15742 * destination. 15743 */ 15744 int doPostCopy(int uid) { 15745 return PackageManager.INSTALL_SUCCEEDED; 15746 } 15747 15748 protected boolean isFwdLocked() { 15749 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15750 } 15751 15752 protected boolean isExternalAsec() { 15753 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15754 } 15755 15756 protected boolean isEphemeral() { 15757 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15758 } 15759 15760 UserHandle getUser() { 15761 return user; 15762 } 15763 } 15764 15765 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15766 if (!allCodePaths.isEmpty()) { 15767 if (instructionSets == null) { 15768 throw new IllegalStateException("instructionSet == null"); 15769 } 15770 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15771 for (String codePath : allCodePaths) { 15772 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15773 try { 15774 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15775 } catch (InstallerException ignored) { 15776 } 15777 } 15778 } 15779 } 15780 } 15781 15782 /** 15783 * Logic to handle installation of non-ASEC applications, including copying 15784 * and renaming logic. 15785 */ 15786 class FileInstallArgs extends InstallArgs { 15787 private File codeFile; 15788 private File resourceFile; 15789 15790 // Example topology: 15791 // /data/app/com.example/base.apk 15792 // /data/app/com.example/split_foo.apk 15793 // /data/app/com.example/lib/arm/libfoo.so 15794 // /data/app/com.example/lib/arm64/libfoo.so 15795 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15796 15797 /** New install */ 15798 FileInstallArgs(InstallParams params) { 15799 super(params.origin, params.move, params.observer, params.installFlags, 15800 params.installerPackageName, params.volumeUuid, 15801 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15802 params.grantedRuntimePermissions, 15803 params.traceMethod, params.traceCookie, params.certificates, 15804 params.installReason); 15805 if (isFwdLocked()) { 15806 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15807 } 15808 } 15809 15810 /** Existing install */ 15811 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15812 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15813 null, null, null, 0, null /*certificates*/, 15814 PackageManager.INSTALL_REASON_UNKNOWN); 15815 this.codeFile = (codePath != null) ? new File(codePath) : null; 15816 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15817 } 15818 15819 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15820 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15821 try { 15822 return doCopyApk(imcs, temp); 15823 } finally { 15824 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15825 } 15826 } 15827 15828 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15829 if (origin.staged) { 15830 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15831 codeFile = origin.file; 15832 resourceFile = origin.file; 15833 return PackageManager.INSTALL_SUCCEEDED; 15834 } 15835 15836 try { 15837 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15838 final File tempDir = 15839 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15840 codeFile = tempDir; 15841 resourceFile = tempDir; 15842 } catch (IOException e) { 15843 Slog.w(TAG, "Failed to create copy file: " + e); 15844 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15845 } 15846 15847 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15848 @Override 15849 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15850 if (!FileUtils.isValidExtFilename(name)) { 15851 throw new IllegalArgumentException("Invalid filename: " + name); 15852 } 15853 try { 15854 final File file = new File(codeFile, name); 15855 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15856 O_RDWR | O_CREAT, 0644); 15857 Os.chmod(file.getAbsolutePath(), 0644); 15858 return new ParcelFileDescriptor(fd); 15859 } catch (ErrnoException e) { 15860 throw new RemoteException("Failed to open: " + e.getMessage()); 15861 } 15862 } 15863 }; 15864 15865 int ret = PackageManager.INSTALL_SUCCEEDED; 15866 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15867 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15868 Slog.e(TAG, "Failed to copy package"); 15869 return ret; 15870 } 15871 15872 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15873 NativeLibraryHelper.Handle handle = null; 15874 try { 15875 handle = NativeLibraryHelper.Handle.create(codeFile); 15876 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15877 abiOverride); 15878 } catch (IOException e) { 15879 Slog.e(TAG, "Copying native libraries failed", e); 15880 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15881 } finally { 15882 IoUtils.closeQuietly(handle); 15883 } 15884 15885 return ret; 15886 } 15887 15888 int doPreInstall(int status) { 15889 if (status != PackageManager.INSTALL_SUCCEEDED) { 15890 cleanUp(); 15891 } 15892 return status; 15893 } 15894 15895 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15896 if (status != PackageManager.INSTALL_SUCCEEDED) { 15897 cleanUp(); 15898 return false; 15899 } 15900 15901 final File targetDir = codeFile.getParentFile(); 15902 final File beforeCodeFile = codeFile; 15903 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15904 15905 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15906 try { 15907 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15908 } catch (ErrnoException e) { 15909 Slog.w(TAG, "Failed to rename", e); 15910 return false; 15911 } 15912 15913 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15914 Slog.w(TAG, "Failed to restorecon"); 15915 return false; 15916 } 15917 15918 // Reflect the rename internally 15919 codeFile = afterCodeFile; 15920 resourceFile = afterCodeFile; 15921 15922 // Reflect the rename in scanned details 15923 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15924 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15925 afterCodeFile, pkg.baseCodePath)); 15926 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15927 afterCodeFile, pkg.splitCodePaths)); 15928 15929 // Reflect the rename in app info 15930 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15931 pkg.setApplicationInfoCodePath(pkg.codePath); 15932 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15933 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15934 pkg.setApplicationInfoResourcePath(pkg.codePath); 15935 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15936 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15937 15938 return true; 15939 } 15940 15941 int doPostInstall(int status, int uid) { 15942 if (status != PackageManager.INSTALL_SUCCEEDED) { 15943 cleanUp(); 15944 } 15945 return status; 15946 } 15947 15948 @Override 15949 String getCodePath() { 15950 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15951 } 15952 15953 @Override 15954 String getResourcePath() { 15955 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15956 } 15957 15958 private boolean cleanUp() { 15959 if (codeFile == null || !codeFile.exists()) { 15960 return false; 15961 } 15962 15963 removeCodePathLI(codeFile); 15964 15965 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15966 resourceFile.delete(); 15967 } 15968 15969 return true; 15970 } 15971 15972 void cleanUpResourcesLI() { 15973 // Try enumerating all code paths before deleting 15974 List<String> allCodePaths = Collections.EMPTY_LIST; 15975 if (codeFile != null && codeFile.exists()) { 15976 try { 15977 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15978 allCodePaths = pkg.getAllCodePaths(); 15979 } catch (PackageParserException e) { 15980 // Ignored; we tried our best 15981 } 15982 } 15983 15984 cleanUp(); 15985 removeDexFiles(allCodePaths, instructionSets); 15986 } 15987 15988 boolean doPostDeleteLI(boolean delete) { 15989 // XXX err, shouldn't we respect the delete flag? 15990 cleanUpResourcesLI(); 15991 return true; 15992 } 15993 } 15994 15995 private boolean isAsecExternal(String cid) { 15996 final String asecPath = PackageHelper.getSdFilesystem(cid); 15997 return !asecPath.startsWith(mAsecInternalPath); 15998 } 15999 16000 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 16001 PackageManagerException { 16002 if (copyRet < 0) { 16003 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 16004 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 16005 throw new PackageManagerException(copyRet, message); 16006 } 16007 } 16008 } 16009 16010 /** 16011 * Extract the StorageManagerService "container ID" from the full code path of an 16012 * .apk. 16013 */ 16014 static String cidFromCodePath(String fullCodePath) { 16015 int eidx = fullCodePath.lastIndexOf("/"); 16016 String subStr1 = fullCodePath.substring(0, eidx); 16017 int sidx = subStr1.lastIndexOf("/"); 16018 return subStr1.substring(sidx+1, eidx); 16019 } 16020 16021 /** 16022 * Logic to handle installation of ASEC applications, including copying and 16023 * renaming logic. 16024 */ 16025 class AsecInstallArgs extends InstallArgs { 16026 static final String RES_FILE_NAME = "pkg.apk"; 16027 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 16028 16029 String cid; 16030 String packagePath; 16031 String resourcePath; 16032 16033 /** New install */ 16034 AsecInstallArgs(InstallParams params) { 16035 super(params.origin, params.move, params.observer, params.installFlags, 16036 params.installerPackageName, params.volumeUuid, 16037 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 16038 params.grantedRuntimePermissions, 16039 params.traceMethod, params.traceCookie, params.certificates, 16040 params.installReason); 16041 } 16042 16043 /** Existing install */ 16044 AsecInstallArgs(String fullCodePath, String[] instructionSets, 16045 boolean isExternal, boolean isForwardLocked) { 16046 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 16047 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 16048 instructionSets, null, null, null, 0, null /*certificates*/, 16049 PackageManager.INSTALL_REASON_UNKNOWN); 16050 // Hackily pretend we're still looking at a full code path 16051 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 16052 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 16053 } 16054 16055 // Extract cid from fullCodePath 16056 int eidx = fullCodePath.lastIndexOf("/"); 16057 String subStr1 = fullCodePath.substring(0, eidx); 16058 int sidx = subStr1.lastIndexOf("/"); 16059 cid = subStr1.substring(sidx+1, eidx); 16060 setMountPath(subStr1); 16061 } 16062 16063 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 16064 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 16065 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 16066 instructionSets, null, null, null, 0, null /*certificates*/, 16067 PackageManager.INSTALL_REASON_UNKNOWN); 16068 this.cid = cid; 16069 setMountPath(PackageHelper.getSdDir(cid)); 16070 } 16071 16072 void createCopyFile() { 16073 cid = mInstallerService.allocateExternalStageCidLegacy(); 16074 } 16075 16076 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 16077 if (origin.staged && origin.cid != null) { 16078 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 16079 cid = origin.cid; 16080 setMountPath(PackageHelper.getSdDir(cid)); 16081 return PackageManager.INSTALL_SUCCEEDED; 16082 } 16083 16084 if (temp) { 16085 createCopyFile(); 16086 } else { 16087 /* 16088 * Pre-emptively destroy the container since it's destroyed if 16089 * copying fails due to it existing anyway. 16090 */ 16091 PackageHelper.destroySdDir(cid); 16092 } 16093 16094 final String newMountPath = imcs.copyPackageToContainer( 16095 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 16096 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 16097 16098 if (newMountPath != null) { 16099 setMountPath(newMountPath); 16100 return PackageManager.INSTALL_SUCCEEDED; 16101 } else { 16102 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16103 } 16104 } 16105 16106 @Override 16107 String getCodePath() { 16108 return packagePath; 16109 } 16110 16111 @Override 16112 String getResourcePath() { 16113 return resourcePath; 16114 } 16115 16116 int doPreInstall(int status) { 16117 if (status != PackageManager.INSTALL_SUCCEEDED) { 16118 // Destroy container 16119 PackageHelper.destroySdDir(cid); 16120 } else { 16121 boolean mounted = PackageHelper.isContainerMounted(cid); 16122 if (!mounted) { 16123 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 16124 Process.SYSTEM_UID); 16125 if (newMountPath != null) { 16126 setMountPath(newMountPath); 16127 } else { 16128 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16129 } 16130 } 16131 } 16132 return status; 16133 } 16134 16135 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 16136 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 16137 String newMountPath = null; 16138 if (PackageHelper.isContainerMounted(cid)) { 16139 // Unmount the container 16140 if (!PackageHelper.unMountSdDir(cid)) { 16141 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 16142 return false; 16143 } 16144 } 16145 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 16146 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 16147 " which might be stale. Will try to clean up."); 16148 // Clean up the stale container and proceed to recreate. 16149 if (!PackageHelper.destroySdDir(newCacheId)) { 16150 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 16151 return false; 16152 } 16153 // Successfully cleaned up stale container. Try to rename again. 16154 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 16155 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 16156 + " inspite of cleaning it up."); 16157 return false; 16158 } 16159 } 16160 if (!PackageHelper.isContainerMounted(newCacheId)) { 16161 Slog.w(TAG, "Mounting container " + newCacheId); 16162 newMountPath = PackageHelper.mountSdDir(newCacheId, 16163 getEncryptKey(), Process.SYSTEM_UID); 16164 } else { 16165 newMountPath = PackageHelper.getSdDir(newCacheId); 16166 } 16167 if (newMountPath == null) { 16168 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 16169 return false; 16170 } 16171 Log.i(TAG, "Succesfully renamed " + cid + 16172 " to " + newCacheId + 16173 " at new path: " + newMountPath); 16174 cid = newCacheId; 16175 16176 final File beforeCodeFile = new File(packagePath); 16177 setMountPath(newMountPath); 16178 final File afterCodeFile = new File(packagePath); 16179 16180 // Reflect the rename in scanned details 16181 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 16182 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 16183 afterCodeFile, pkg.baseCodePath)); 16184 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 16185 afterCodeFile, pkg.splitCodePaths)); 16186 16187 // Reflect the rename in app info 16188 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 16189 pkg.setApplicationInfoCodePath(pkg.codePath); 16190 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 16191 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 16192 pkg.setApplicationInfoResourcePath(pkg.codePath); 16193 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 16194 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 16195 16196 return true; 16197 } 16198 16199 private void setMountPath(String mountPath) { 16200 final File mountFile = new File(mountPath); 16201 16202 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 16203 if (monolithicFile.exists()) { 16204 packagePath = monolithicFile.getAbsolutePath(); 16205 if (isFwdLocked()) { 16206 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 16207 } else { 16208 resourcePath = packagePath; 16209 } 16210 } else { 16211 packagePath = mountFile.getAbsolutePath(); 16212 resourcePath = packagePath; 16213 } 16214 } 16215 16216 int doPostInstall(int status, int uid) { 16217 if (status != PackageManager.INSTALL_SUCCEEDED) { 16218 cleanUp(); 16219 } else { 16220 final int groupOwner; 16221 final String protectedFile; 16222 if (isFwdLocked()) { 16223 groupOwner = UserHandle.getSharedAppGid(uid); 16224 protectedFile = RES_FILE_NAME; 16225 } else { 16226 groupOwner = -1; 16227 protectedFile = null; 16228 } 16229 16230 if (uid < Process.FIRST_APPLICATION_UID 16231 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 16232 Slog.e(TAG, "Failed to finalize " + cid); 16233 PackageHelper.destroySdDir(cid); 16234 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16235 } 16236 16237 boolean mounted = PackageHelper.isContainerMounted(cid); 16238 if (!mounted) { 16239 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 16240 } 16241 } 16242 return status; 16243 } 16244 16245 private void cleanUp() { 16246 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 16247 16248 // Destroy secure container 16249 PackageHelper.destroySdDir(cid); 16250 } 16251 16252 private List<String> getAllCodePaths() { 16253 final File codeFile = new File(getCodePath()); 16254 if (codeFile != null && codeFile.exists()) { 16255 try { 16256 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 16257 return pkg.getAllCodePaths(); 16258 } catch (PackageParserException e) { 16259 // Ignored; we tried our best 16260 } 16261 } 16262 return Collections.EMPTY_LIST; 16263 } 16264 16265 void cleanUpResourcesLI() { 16266 // Enumerate all code paths before deleting 16267 cleanUpResourcesLI(getAllCodePaths()); 16268 } 16269 16270 private void cleanUpResourcesLI(List<String> allCodePaths) { 16271 cleanUp(); 16272 removeDexFiles(allCodePaths, instructionSets); 16273 } 16274 16275 String getPackageName() { 16276 return getAsecPackageName(cid); 16277 } 16278 16279 boolean doPostDeleteLI(boolean delete) { 16280 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 16281 final List<String> allCodePaths = getAllCodePaths(); 16282 boolean mounted = PackageHelper.isContainerMounted(cid); 16283 if (mounted) { 16284 // Unmount first 16285 if (PackageHelper.unMountSdDir(cid)) { 16286 mounted = false; 16287 } 16288 } 16289 if (!mounted && delete) { 16290 cleanUpResourcesLI(allCodePaths); 16291 } 16292 return !mounted; 16293 } 16294 16295 @Override 16296 int doPreCopy() { 16297 if (isFwdLocked()) { 16298 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 16299 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 16300 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16301 } 16302 } 16303 16304 return PackageManager.INSTALL_SUCCEEDED; 16305 } 16306 16307 @Override 16308 int doPostCopy(int uid) { 16309 if (isFwdLocked()) { 16310 if (uid < Process.FIRST_APPLICATION_UID 16311 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 16312 RES_FILE_NAME)) { 16313 Slog.e(TAG, "Failed to finalize " + cid); 16314 PackageHelper.destroySdDir(cid); 16315 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16316 } 16317 } 16318 16319 return PackageManager.INSTALL_SUCCEEDED; 16320 } 16321 } 16322 16323 /** 16324 * Logic to handle movement of existing installed applications. 16325 */ 16326 class MoveInstallArgs extends InstallArgs { 16327 private File codeFile; 16328 private File resourceFile; 16329 16330 /** New install */ 16331 MoveInstallArgs(InstallParams params) { 16332 super(params.origin, params.move, params.observer, params.installFlags, 16333 params.installerPackageName, params.volumeUuid, 16334 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 16335 params.grantedRuntimePermissions, 16336 params.traceMethod, params.traceCookie, params.certificates, 16337 params.installReason); 16338 } 16339 16340 int copyApk(IMediaContainerService imcs, boolean temp) { 16341 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 16342 + move.fromUuid + " to " + move.toUuid); 16343 synchronized (mInstaller) { 16344 try { 16345 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 16346 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 16347 } catch (InstallerException e) { 16348 Slog.w(TAG, "Failed to move app", e); 16349 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 16350 } 16351 } 16352 16353 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 16354 resourceFile = codeFile; 16355 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 16356 16357 return PackageManager.INSTALL_SUCCEEDED; 16358 } 16359 16360 int doPreInstall(int status) { 16361 if (status != PackageManager.INSTALL_SUCCEEDED) { 16362 cleanUp(move.toUuid); 16363 } 16364 return status; 16365 } 16366 16367 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 16368 if (status != PackageManager.INSTALL_SUCCEEDED) { 16369 cleanUp(move.toUuid); 16370 return false; 16371 } 16372 16373 // Reflect the move in app info 16374 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 16375 pkg.setApplicationInfoCodePath(pkg.codePath); 16376 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 16377 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 16378 pkg.setApplicationInfoResourcePath(pkg.codePath); 16379 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 16380 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 16381 16382 return true; 16383 } 16384 16385 int doPostInstall(int status, int uid) { 16386 if (status == PackageManager.INSTALL_SUCCEEDED) { 16387 cleanUp(move.fromUuid); 16388 } else { 16389 cleanUp(move.toUuid); 16390 } 16391 return status; 16392 } 16393 16394 @Override 16395 String getCodePath() { 16396 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 16397 } 16398 16399 @Override 16400 String getResourcePath() { 16401 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 16402 } 16403 16404 private boolean cleanUp(String volumeUuid) { 16405 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 16406 move.dataAppName); 16407 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 16408 final int[] userIds = sUserManager.getUserIds(); 16409 synchronized (mInstallLock) { 16410 // Clean up both app data and code 16411 // All package moves are frozen until finished 16412 for (int userId : userIds) { 16413 try { 16414 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 16415 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 16416 } catch (InstallerException e) { 16417 Slog.w(TAG, String.valueOf(e)); 16418 } 16419 } 16420 removeCodePathLI(codeFile); 16421 } 16422 return true; 16423 } 16424 16425 void cleanUpResourcesLI() { 16426 throw new UnsupportedOperationException(); 16427 } 16428 16429 boolean doPostDeleteLI(boolean delete) { 16430 throw new UnsupportedOperationException(); 16431 } 16432 } 16433 16434 static String getAsecPackageName(String packageCid) { 16435 int idx = packageCid.lastIndexOf("-"); 16436 if (idx == -1) { 16437 return packageCid; 16438 } 16439 return packageCid.substring(0, idx); 16440 } 16441 16442 // Utility method used to create code paths based on package name and available index. 16443 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 16444 String idxStr = ""; 16445 int idx = 1; 16446 // Fall back to default value of idx=1 if prefix is not 16447 // part of oldCodePath 16448 if (oldCodePath != null) { 16449 String subStr = oldCodePath; 16450 // Drop the suffix right away 16451 if (suffix != null && subStr.endsWith(suffix)) { 16452 subStr = subStr.substring(0, subStr.length() - suffix.length()); 16453 } 16454 // If oldCodePath already contains prefix find out the 16455 // ending index to either increment or decrement. 16456 int sidx = subStr.lastIndexOf(prefix); 16457 if (sidx != -1) { 16458 subStr = subStr.substring(sidx + prefix.length()); 16459 if (subStr != null) { 16460 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 16461 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 16462 } 16463 try { 16464 idx = Integer.parseInt(subStr); 16465 if (idx <= 1) { 16466 idx++; 16467 } else { 16468 idx--; 16469 } 16470 } catch(NumberFormatException e) { 16471 } 16472 } 16473 } 16474 } 16475 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 16476 return prefix + idxStr; 16477 } 16478 16479 private File getNextCodePath(File targetDir, String packageName) { 16480 File result; 16481 SecureRandom random = new SecureRandom(); 16482 byte[] bytes = new byte[16]; 16483 do { 16484 random.nextBytes(bytes); 16485 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 16486 result = new File(targetDir, packageName + "-" + suffix); 16487 } while (result.exists()); 16488 return result; 16489 } 16490 16491 // Utility method that returns the relative package path with respect 16492 // to the installation directory. Like say for /data/data/com.test-1.apk 16493 // string com.test-1 is returned. 16494 static String deriveCodePathName(String codePath) { 16495 if (codePath == null) { 16496 return null; 16497 } 16498 final File codeFile = new File(codePath); 16499 final String name = codeFile.getName(); 16500 if (codeFile.isDirectory()) { 16501 return name; 16502 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 16503 final int lastDot = name.lastIndexOf('.'); 16504 return name.substring(0, lastDot); 16505 } else { 16506 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 16507 return null; 16508 } 16509 } 16510 16511 static class PackageInstalledInfo { 16512 String name; 16513 int uid; 16514 // The set of users that originally had this package installed. 16515 int[] origUsers; 16516 // The set of users that now have this package installed. 16517 int[] newUsers; 16518 PackageParser.Package pkg; 16519 int returnCode; 16520 String returnMsg; 16521 PackageRemovedInfo removedInfo; 16522 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 16523 16524 public void setError(int code, String msg) { 16525 setReturnCode(code); 16526 setReturnMessage(msg); 16527 Slog.w(TAG, msg); 16528 } 16529 16530 public void setError(String msg, PackageParserException e) { 16531 setReturnCode(e.error); 16532 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16533 Slog.w(TAG, msg, e); 16534 } 16535 16536 public void setError(String msg, PackageManagerException e) { 16537 returnCode = e.error; 16538 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16539 Slog.w(TAG, msg, e); 16540 } 16541 16542 public void setReturnCode(int returnCode) { 16543 this.returnCode = returnCode; 16544 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16545 for (int i = 0; i < childCount; i++) { 16546 addedChildPackages.valueAt(i).returnCode = returnCode; 16547 } 16548 } 16549 16550 private void setReturnMessage(String returnMsg) { 16551 this.returnMsg = returnMsg; 16552 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16553 for (int i = 0; i < childCount; i++) { 16554 addedChildPackages.valueAt(i).returnMsg = returnMsg; 16555 } 16556 } 16557 16558 // In some error cases we want to convey more info back to the observer 16559 String origPackage; 16560 String origPermission; 16561 } 16562 16563 /* 16564 * Install a non-existing package. 16565 */ 16566 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 16567 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 16568 PackageInstalledInfo res, int installReason) { 16569 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 16570 16571 // Remember this for later, in case we need to rollback this install 16572 String pkgName = pkg.packageName; 16573 16574 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 16575 16576 synchronized(mPackages) { 16577 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 16578 if (renamedPackage != null) { 16579 // A package with the same name is already installed, though 16580 // it has been renamed to an older name. The package we 16581 // are trying to install should be installed as an update to 16582 // the existing one, but that has not been requested, so bail. 16583 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16584 + " without first uninstalling package running as " 16585 + renamedPackage); 16586 return; 16587 } 16588 if (mPackages.containsKey(pkgName)) { 16589 // Don't allow installation over an existing package with the same name. 16590 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16591 + " without first uninstalling."); 16592 return; 16593 } 16594 } 16595 16596 try { 16597 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 16598 System.currentTimeMillis(), user); 16599 16600 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 16601 16602 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16603 prepareAppDataAfterInstallLIF(newPackage); 16604 16605 } else { 16606 // Remove package from internal structures, but keep around any 16607 // data that might have already existed 16608 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 16609 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16610 } 16611 } catch (PackageManagerException e) { 16612 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16613 } 16614 16615 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16616 } 16617 16618 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 16619 // Can't rotate keys during boot or if sharedUser. 16620 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 16621 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 16622 return false; 16623 } 16624 // app is using upgradeKeySets; make sure all are valid 16625 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16626 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 16627 for (int i = 0; i < upgradeKeySets.length; i++) { 16628 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 16629 Slog.wtf(TAG, "Package " 16630 + (oldPs.name != null ? oldPs.name : "<null>") 16631 + " contains upgrade-key-set reference to unknown key-set: " 16632 + upgradeKeySets[i] 16633 + " reverting to signatures check."); 16634 return false; 16635 } 16636 } 16637 return true; 16638 } 16639 16640 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 16641 // Upgrade keysets are being used. Determine if new package has a superset of the 16642 // required keys. 16643 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 16644 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16645 for (int i = 0; i < upgradeKeySets.length; i++) { 16646 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 16647 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 16648 return true; 16649 } 16650 } 16651 return false; 16652 } 16653 16654 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16655 try (DigestInputStream digestStream = 16656 new DigestInputStream(new FileInputStream(file), digest)) { 16657 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16658 } 16659 } 16660 16661 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 16662 UserHandle user, String installerPackageName, PackageInstalledInfo res, 16663 int installReason) { 16664 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16665 16666 final PackageParser.Package oldPackage; 16667 final PackageSetting ps; 16668 final String pkgName = pkg.packageName; 16669 final int[] allUsers; 16670 final int[] installedUsers; 16671 16672 synchronized(mPackages) { 16673 oldPackage = mPackages.get(pkgName); 16674 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16675 16676 // don't allow upgrade to target a release SDK from a pre-release SDK 16677 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16678 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16679 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16680 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16681 if (oldTargetsPreRelease 16682 && !newTargetsPreRelease 16683 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16684 Slog.w(TAG, "Can't install package targeting released sdk"); 16685 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16686 return; 16687 } 16688 16689 ps = mSettings.mPackages.get(pkgName); 16690 16691 // verify signatures are valid 16692 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 16693 if (!checkUpgradeKeySetLP(ps, pkg)) { 16694 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16695 "New package not signed by keys specified by upgrade-keysets: " 16696 + pkgName); 16697 return; 16698 } 16699 } else { 16700 // default to original signature matching 16701 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 16702 != PackageManager.SIGNATURE_MATCH) { 16703 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16704 "New package has a different signature: " + pkgName); 16705 return; 16706 } 16707 } 16708 16709 // don't allow a system upgrade unless the upgrade hash matches 16710 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 16711 byte[] digestBytes = null; 16712 try { 16713 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16714 updateDigest(digest, new File(pkg.baseCodePath)); 16715 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16716 for (String path : pkg.splitCodePaths) { 16717 updateDigest(digest, new File(path)); 16718 } 16719 } 16720 digestBytes = digest.digest(); 16721 } catch (NoSuchAlgorithmException | IOException e) { 16722 res.setError(INSTALL_FAILED_INVALID_APK, 16723 "Could not compute hash: " + pkgName); 16724 return; 16725 } 16726 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16727 res.setError(INSTALL_FAILED_INVALID_APK, 16728 "New package fails restrict-update check: " + pkgName); 16729 return; 16730 } 16731 // retain upgrade restriction 16732 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16733 } 16734 16735 // Check for shared user id changes 16736 String invalidPackageName = 16737 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16738 if (invalidPackageName != null) { 16739 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16740 "Package " + invalidPackageName + " tried to change user " 16741 + oldPackage.mSharedUserId); 16742 return; 16743 } 16744 16745 // In case of rollback, remember per-user/profile install state 16746 allUsers = sUserManager.getUserIds(); 16747 installedUsers = ps.queryInstalledUsers(allUsers, true); 16748 16749 // don't allow an upgrade from full to ephemeral 16750 if (isInstantApp) { 16751 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16752 for (int currentUser : allUsers) { 16753 if (!ps.getInstantApp(currentUser)) { 16754 // can't downgrade from full to instant 16755 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16756 + " for user: " + currentUser); 16757 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16758 return; 16759 } 16760 } 16761 } else if (!ps.getInstantApp(user.getIdentifier())) { 16762 // can't downgrade from full to instant 16763 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16764 + " for user: " + user.getIdentifier()); 16765 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16766 return; 16767 } 16768 } 16769 } 16770 16771 // Update what is removed 16772 res.removedInfo = new PackageRemovedInfo(this); 16773 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16774 res.removedInfo.removedPackage = oldPackage.packageName; 16775 res.removedInfo.installerPackageName = ps.installerPackageName; 16776 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16777 res.removedInfo.isUpdate = true; 16778 res.removedInfo.origUsers = installedUsers; 16779 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16780 for (int i = 0; i < installedUsers.length; i++) { 16781 final int userId = installedUsers[i]; 16782 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16783 } 16784 16785 final int childCount = (oldPackage.childPackages != null) 16786 ? oldPackage.childPackages.size() : 0; 16787 for (int i = 0; i < childCount; i++) { 16788 boolean childPackageUpdated = false; 16789 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16790 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16791 if (res.addedChildPackages != null) { 16792 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16793 if (childRes != null) { 16794 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16795 childRes.removedInfo.removedPackage = childPkg.packageName; 16796 if (childPs != null) { 16797 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16798 } 16799 childRes.removedInfo.isUpdate = true; 16800 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16801 childPackageUpdated = true; 16802 } 16803 } 16804 if (!childPackageUpdated) { 16805 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16806 childRemovedRes.removedPackage = childPkg.packageName; 16807 if (childPs != null) { 16808 childRemovedRes.installerPackageName = childPs.installerPackageName; 16809 } 16810 childRemovedRes.isUpdate = false; 16811 childRemovedRes.dataRemoved = true; 16812 synchronized (mPackages) { 16813 if (childPs != null) { 16814 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16815 } 16816 } 16817 if (res.removedInfo.removedChildPackages == null) { 16818 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16819 } 16820 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16821 } 16822 } 16823 16824 boolean sysPkg = (isSystemApp(oldPackage)); 16825 if (sysPkg) { 16826 // Set the system/privileged flags as needed 16827 final boolean privileged = 16828 (oldPackage.applicationInfo.privateFlags 16829 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16830 final int systemPolicyFlags = policyFlags 16831 | PackageParser.PARSE_IS_SYSTEM 16832 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16833 16834 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16835 user, allUsers, installerPackageName, res, installReason); 16836 } else { 16837 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16838 user, allUsers, installerPackageName, res, installReason); 16839 } 16840 } 16841 16842 @Override 16843 public List<String> getPreviousCodePaths(String packageName) { 16844 final List<String> result = new ArrayList<>(); 16845 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 16846 return result; 16847 } 16848 final PackageSetting ps = mSettings.mPackages.get(packageName); 16849 if (ps != null && ps.oldCodePaths != null) { 16850 result.addAll(ps.oldCodePaths); 16851 } 16852 return result; 16853 } 16854 16855 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16856 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16857 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16858 int installReason) { 16859 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16860 + deletedPackage); 16861 16862 String pkgName = deletedPackage.packageName; 16863 boolean deletedPkg = true; 16864 boolean addedPkg = false; 16865 boolean updatedSettings = false; 16866 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16867 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16868 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16869 16870 final long origUpdateTime = (pkg.mExtras != null) 16871 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16872 16873 // First delete the existing package while retaining the data directory 16874 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16875 res.removedInfo, true, pkg)) { 16876 // If the existing package wasn't successfully deleted 16877 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16878 deletedPkg = false; 16879 } else { 16880 // Successfully deleted the old package; proceed with replace. 16881 16882 // If deleted package lived in a container, give users a chance to 16883 // relinquish resources before killing. 16884 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16885 if (DEBUG_INSTALL) { 16886 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16887 } 16888 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16889 final ArrayList<String> pkgList = new ArrayList<String>(1); 16890 pkgList.add(deletedPackage.applicationInfo.packageName); 16891 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16892 } 16893 16894 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16895 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16896 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16897 16898 try { 16899 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16900 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16901 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16902 installReason); 16903 16904 // Update the in-memory copy of the previous code paths. 16905 PackageSetting ps = mSettings.mPackages.get(pkgName); 16906 if (!killApp) { 16907 if (ps.oldCodePaths == null) { 16908 ps.oldCodePaths = new ArraySet<>(); 16909 } 16910 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16911 if (deletedPackage.splitCodePaths != null) { 16912 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16913 } 16914 } else { 16915 ps.oldCodePaths = null; 16916 } 16917 if (ps.childPackageNames != null) { 16918 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16919 final String childPkgName = ps.childPackageNames.get(i); 16920 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16921 childPs.oldCodePaths = ps.oldCodePaths; 16922 } 16923 } 16924 // set instant app status, but, only if it's explicitly specified 16925 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16926 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16927 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16928 prepareAppDataAfterInstallLIF(newPackage); 16929 addedPkg = true; 16930 mDexManager.notifyPackageUpdated(newPackage.packageName, 16931 newPackage.baseCodePath, newPackage.splitCodePaths); 16932 } catch (PackageManagerException e) { 16933 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16934 } 16935 } 16936 16937 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16938 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16939 16940 // Revert all internal state mutations and added folders for the failed install 16941 if (addedPkg) { 16942 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16943 res.removedInfo, true, null); 16944 } 16945 16946 // Restore the old package 16947 if (deletedPkg) { 16948 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16949 File restoreFile = new File(deletedPackage.codePath); 16950 // Parse old package 16951 boolean oldExternal = isExternal(deletedPackage); 16952 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16953 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16954 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16955 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16956 try { 16957 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16958 null); 16959 } catch (PackageManagerException e) { 16960 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16961 + e.getMessage()); 16962 return; 16963 } 16964 16965 synchronized (mPackages) { 16966 // Ensure the installer package name up to date 16967 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16968 16969 // Update permissions for restored package 16970 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16971 16972 mSettings.writeLPr(); 16973 } 16974 16975 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16976 } 16977 } else { 16978 synchronized (mPackages) { 16979 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16980 if (ps != null) { 16981 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16982 if (res.removedInfo.removedChildPackages != null) { 16983 final int childCount = res.removedInfo.removedChildPackages.size(); 16984 // Iterate in reverse as we may modify the collection 16985 for (int i = childCount - 1; i >= 0; i--) { 16986 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16987 if (res.addedChildPackages.containsKey(childPackageName)) { 16988 res.removedInfo.removedChildPackages.removeAt(i); 16989 } else { 16990 PackageRemovedInfo childInfo = res.removedInfo 16991 .removedChildPackages.valueAt(i); 16992 childInfo.removedForAllUsers = mPackages.get( 16993 childInfo.removedPackage) == null; 16994 } 16995 } 16996 } 16997 } 16998 } 16999 } 17000 } 17001 17002 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 17003 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 17004 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 17005 int installReason) { 17006 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 17007 + ", old=" + deletedPackage); 17008 17009 final boolean disabledSystem; 17010 17011 // Remove existing system package 17012 removePackageLI(deletedPackage, true); 17013 17014 synchronized (mPackages) { 17015 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 17016 } 17017 if (!disabledSystem) { 17018 // We didn't need to disable the .apk as a current system package, 17019 // which means we are replacing another update that is already 17020 // installed. We need to make sure to delete the older one's .apk. 17021 res.removedInfo.args = createInstallArgsForExisting(0, 17022 deletedPackage.applicationInfo.getCodePath(), 17023 deletedPackage.applicationInfo.getResourcePath(), 17024 getAppDexInstructionSets(deletedPackage.applicationInfo)); 17025 } else { 17026 res.removedInfo.args = null; 17027 } 17028 17029 // Successfully disabled the old package. Now proceed with re-installation 17030 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 17031 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 17032 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 17033 17034 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 17035 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 17036 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 17037 17038 PackageParser.Package newPackage = null; 17039 try { 17040 // Add the package to the internal data structures 17041 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 17042 17043 // Set the update and install times 17044 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 17045 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 17046 System.currentTimeMillis()); 17047 17048 // Update the package dynamic state if succeeded 17049 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17050 // Now that the install succeeded make sure we remove data 17051 // directories for any child package the update removed. 17052 final int deletedChildCount = (deletedPackage.childPackages != null) 17053 ? deletedPackage.childPackages.size() : 0; 17054 final int newChildCount = (newPackage.childPackages != null) 17055 ? newPackage.childPackages.size() : 0; 17056 for (int i = 0; i < deletedChildCount; i++) { 17057 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 17058 boolean childPackageDeleted = true; 17059 for (int j = 0; j < newChildCount; j++) { 17060 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 17061 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 17062 childPackageDeleted = false; 17063 break; 17064 } 17065 } 17066 if (childPackageDeleted) { 17067 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 17068 deletedChildPkg.packageName); 17069 if (ps != null && res.removedInfo.removedChildPackages != null) { 17070 PackageRemovedInfo removedChildRes = res.removedInfo 17071 .removedChildPackages.get(deletedChildPkg.packageName); 17072 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 17073 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 17074 } 17075 } 17076 } 17077 17078 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 17079 installReason); 17080 prepareAppDataAfterInstallLIF(newPackage); 17081 17082 mDexManager.notifyPackageUpdated(newPackage.packageName, 17083 newPackage.baseCodePath, newPackage.splitCodePaths); 17084 } 17085 } catch (PackageManagerException e) { 17086 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 17087 res.setError("Package couldn't be installed in " + pkg.codePath, e); 17088 } 17089 17090 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 17091 // Re installation failed. Restore old information 17092 // Remove new pkg information 17093 if (newPackage != null) { 17094 removeInstalledPackageLI(newPackage, true); 17095 } 17096 // Add back the old system package 17097 try { 17098 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 17099 } catch (PackageManagerException e) { 17100 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 17101 } 17102 17103 synchronized (mPackages) { 17104 if (disabledSystem) { 17105 enableSystemPackageLPw(deletedPackage); 17106 } 17107 17108 // Ensure the installer package name up to date 17109 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 17110 17111 // Update permissions for restored package 17112 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 17113 17114 mSettings.writeLPr(); 17115 } 17116 17117 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 17118 + " after failed upgrade"); 17119 } 17120 } 17121 17122 /** 17123 * Checks whether the parent or any of the child packages have a change shared 17124 * user. For a package to be a valid update the shred users of the parent and 17125 * the children should match. We may later support changing child shared users. 17126 * @param oldPkg The updated package. 17127 * @param newPkg The update package. 17128 * @return The shared user that change between the versions. 17129 */ 17130 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 17131 PackageParser.Package newPkg) { 17132 // Check parent shared user 17133 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 17134 return newPkg.packageName; 17135 } 17136 // Check child shared users 17137 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 17138 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 17139 for (int i = 0; i < newChildCount; i++) { 17140 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 17141 // If this child was present, did it have the same shared user? 17142 for (int j = 0; j < oldChildCount; j++) { 17143 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 17144 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 17145 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 17146 return newChildPkg.packageName; 17147 } 17148 } 17149 } 17150 return null; 17151 } 17152 17153 private void removeNativeBinariesLI(PackageSetting ps) { 17154 // Remove the lib path for the parent package 17155 if (ps != null) { 17156 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 17157 // Remove the lib path for the child packages 17158 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17159 for (int i = 0; i < childCount; i++) { 17160 PackageSetting childPs = null; 17161 synchronized (mPackages) { 17162 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17163 } 17164 if (childPs != null) { 17165 NativeLibraryHelper.removeNativeBinariesLI(childPs 17166 .legacyNativeLibraryPathString); 17167 } 17168 } 17169 } 17170 } 17171 17172 private void enableSystemPackageLPw(PackageParser.Package pkg) { 17173 // Enable the parent package 17174 mSettings.enableSystemPackageLPw(pkg.packageName); 17175 // Enable the child packages 17176 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17177 for (int i = 0; i < childCount; i++) { 17178 PackageParser.Package childPkg = pkg.childPackages.get(i); 17179 mSettings.enableSystemPackageLPw(childPkg.packageName); 17180 } 17181 } 17182 17183 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 17184 PackageParser.Package newPkg) { 17185 // Disable the parent package (parent always replaced) 17186 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 17187 // Disable the child packages 17188 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 17189 for (int i = 0; i < childCount; i++) { 17190 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 17191 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 17192 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 17193 } 17194 return disabled; 17195 } 17196 17197 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 17198 String installerPackageName) { 17199 // Enable the parent package 17200 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 17201 // Enable the child packages 17202 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17203 for (int i = 0; i < childCount; i++) { 17204 PackageParser.Package childPkg = pkg.childPackages.get(i); 17205 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 17206 } 17207 } 17208 17209 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 17210 // Collect all used permissions in the UID 17211 ArraySet<String> usedPermissions = new ArraySet<>(); 17212 final int packageCount = su.packages.size(); 17213 for (int i = 0; i < packageCount; i++) { 17214 PackageSetting ps = su.packages.valueAt(i); 17215 if (ps.pkg == null) { 17216 continue; 17217 } 17218 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 17219 for (int j = 0; j < requestedPermCount; j++) { 17220 String permission = ps.pkg.requestedPermissions.get(j); 17221 BasePermission bp = mSettings.mPermissions.get(permission); 17222 if (bp != null) { 17223 usedPermissions.add(permission); 17224 } 17225 } 17226 } 17227 17228 PermissionsState permissionsState = su.getPermissionsState(); 17229 // Prune install permissions 17230 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 17231 final int installPermCount = installPermStates.size(); 17232 for (int i = installPermCount - 1; i >= 0; i--) { 17233 PermissionState permissionState = installPermStates.get(i); 17234 if (!usedPermissions.contains(permissionState.getName())) { 17235 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 17236 if (bp != null) { 17237 permissionsState.revokeInstallPermission(bp); 17238 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 17239 PackageManager.MASK_PERMISSION_FLAGS, 0); 17240 } 17241 } 17242 } 17243 17244 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 17245 17246 // Prune runtime permissions 17247 for (int userId : allUserIds) { 17248 List<PermissionState> runtimePermStates = permissionsState 17249 .getRuntimePermissionStates(userId); 17250 final int runtimePermCount = runtimePermStates.size(); 17251 for (int i = runtimePermCount - 1; i >= 0; i--) { 17252 PermissionState permissionState = runtimePermStates.get(i); 17253 if (!usedPermissions.contains(permissionState.getName())) { 17254 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 17255 if (bp != null) { 17256 permissionsState.revokeRuntimePermission(bp, userId); 17257 permissionsState.updatePermissionFlags(bp, userId, 17258 PackageManager.MASK_PERMISSION_FLAGS, 0); 17259 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 17260 runtimePermissionChangedUserIds, userId); 17261 } 17262 } 17263 } 17264 } 17265 17266 return runtimePermissionChangedUserIds; 17267 } 17268 17269 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 17270 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 17271 // Update the parent package setting 17272 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 17273 res, user, installReason); 17274 // Update the child packages setting 17275 final int childCount = (newPackage.childPackages != null) 17276 ? newPackage.childPackages.size() : 0; 17277 for (int i = 0; i < childCount; i++) { 17278 PackageParser.Package childPackage = newPackage.childPackages.get(i); 17279 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 17280 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 17281 childRes.origUsers, childRes, user, installReason); 17282 } 17283 } 17284 17285 private void updateSettingsInternalLI(PackageParser.Package newPackage, 17286 String installerPackageName, int[] allUsers, int[] installedForUsers, 17287 PackageInstalledInfo res, UserHandle user, int installReason) { 17288 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 17289 17290 String pkgName = newPackage.packageName; 17291 synchronized (mPackages) { 17292 //write settings. the installStatus will be incomplete at this stage. 17293 //note that the new package setting would have already been 17294 //added to mPackages. It hasn't been persisted yet. 17295 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 17296 // TODO: Remove this write? It's also written at the end of this method 17297 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 17298 mSettings.writeLPr(); 17299 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17300 } 17301 17302 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 17303 synchronized (mPackages) { 17304 updatePermissionsLPw(newPackage.packageName, newPackage, 17305 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 17306 ? UPDATE_PERMISSIONS_ALL : 0)); 17307 // For system-bundled packages, we assume that installing an upgraded version 17308 // of the package implies that the user actually wants to run that new code, 17309 // so we enable the package. 17310 PackageSetting ps = mSettings.mPackages.get(pkgName); 17311 final int userId = user.getIdentifier(); 17312 if (ps != null) { 17313 if (isSystemApp(newPackage)) { 17314 if (DEBUG_INSTALL) { 17315 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 17316 } 17317 // Enable system package for requested users 17318 if (res.origUsers != null) { 17319 for (int origUserId : res.origUsers) { 17320 if (userId == UserHandle.USER_ALL || userId == origUserId) { 17321 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 17322 origUserId, installerPackageName); 17323 } 17324 } 17325 } 17326 // Also convey the prior install/uninstall state 17327 if (allUsers != null && installedForUsers != null) { 17328 for (int currentUserId : allUsers) { 17329 final boolean installed = ArrayUtils.contains( 17330 installedForUsers, currentUserId); 17331 if (DEBUG_INSTALL) { 17332 Slog.d(TAG, " user " + currentUserId + " => " + installed); 17333 } 17334 ps.setInstalled(installed, currentUserId); 17335 } 17336 // these install state changes will be persisted in the 17337 // upcoming call to mSettings.writeLPr(). 17338 } 17339 } 17340 // It's implied that when a user requests installation, they want the app to be 17341 // installed and enabled. 17342 if (userId != UserHandle.USER_ALL) { 17343 ps.setInstalled(true, userId); 17344 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 17345 } 17346 17347 // When replacing an existing package, preserve the original install reason for all 17348 // users that had the package installed before. 17349 final Set<Integer> previousUserIds = new ArraySet<>(); 17350 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 17351 final int installReasonCount = res.removedInfo.installReasons.size(); 17352 for (int i = 0; i < installReasonCount; i++) { 17353 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 17354 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 17355 ps.setInstallReason(previousInstallReason, previousUserId); 17356 previousUserIds.add(previousUserId); 17357 } 17358 } 17359 17360 // Set install reason for users that are having the package newly installed. 17361 if (userId == UserHandle.USER_ALL) { 17362 for (int currentUserId : sUserManager.getUserIds()) { 17363 if (!previousUserIds.contains(currentUserId)) { 17364 ps.setInstallReason(installReason, currentUserId); 17365 } 17366 } 17367 } else if (!previousUserIds.contains(userId)) { 17368 ps.setInstallReason(installReason, userId); 17369 } 17370 mSettings.writeKernelMappingLPr(ps); 17371 } 17372 res.name = pkgName; 17373 res.uid = newPackage.applicationInfo.uid; 17374 res.pkg = newPackage; 17375 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 17376 mSettings.setInstallerPackageName(pkgName, installerPackageName); 17377 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 17378 //to update install status 17379 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 17380 mSettings.writeLPr(); 17381 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17382 } 17383 17384 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17385 } 17386 17387 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 17388 try { 17389 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 17390 installPackageLI(args, res); 17391 } finally { 17392 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17393 } 17394 } 17395 17396 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 17397 final int installFlags = args.installFlags; 17398 final String installerPackageName = args.installerPackageName; 17399 final String volumeUuid = args.volumeUuid; 17400 final File tmpPackageFile = new File(args.getCodePath()); 17401 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 17402 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 17403 || (args.volumeUuid != null)); 17404 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 17405 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 17406 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 17407 boolean replace = false; 17408 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 17409 if (args.move != null) { 17410 // moving a complete application; perform an initial scan on the new install location 17411 scanFlags |= SCAN_INITIAL; 17412 } 17413 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 17414 scanFlags |= SCAN_DONT_KILL_APP; 17415 } 17416 if (instantApp) { 17417 scanFlags |= SCAN_AS_INSTANT_APP; 17418 } 17419 if (fullApp) { 17420 scanFlags |= SCAN_AS_FULL_APP; 17421 } 17422 17423 // Result object to be returned 17424 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 17425 17426 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 17427 17428 // Sanity check 17429 if (instantApp && (forwardLocked || onExternal)) { 17430 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 17431 + " external=" + onExternal); 17432 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 17433 return; 17434 } 17435 17436 // Retrieve PackageSettings and parse package 17437 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 17438 | PackageParser.PARSE_ENFORCE_CODE 17439 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 17440 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 17441 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 17442 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 17443 PackageParser pp = new PackageParser(); 17444 pp.setSeparateProcesses(mSeparateProcesses); 17445 pp.setDisplayMetrics(mMetrics); 17446 pp.setCallback(mPackageParserCallback); 17447 17448 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 17449 final PackageParser.Package pkg; 17450 try { 17451 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 17452 } catch (PackageParserException e) { 17453 res.setError("Failed parse during installPackageLI", e); 17454 return; 17455 } finally { 17456 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17457 } 17458 17459 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 17460 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 17461 Slog.w(TAG, "Instant app package " + pkg.packageName 17462 + " does not target O, this will be a fatal error."); 17463 // STOPSHIP: Make this a fatal error 17464 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 17465 } 17466 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 17467 Slog.w(TAG, "Instant app package " + pkg.packageName 17468 + " does not target targetSandboxVersion 2, this will be a fatal error."); 17469 // STOPSHIP: Make this a fatal error 17470 pkg.applicationInfo.targetSandboxVersion = 2; 17471 } 17472 17473 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17474 // Static shared libraries have synthetic package names 17475 renameStaticSharedLibraryPackage(pkg); 17476 17477 // No static shared libs on external storage 17478 if (onExternal) { 17479 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 17480 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17481 "Packages declaring static-shared libs cannot be updated"); 17482 return; 17483 } 17484 } 17485 17486 // If we are installing a clustered package add results for the children 17487 if (pkg.childPackages != null) { 17488 synchronized (mPackages) { 17489 final int childCount = pkg.childPackages.size(); 17490 for (int i = 0; i < childCount; i++) { 17491 PackageParser.Package childPkg = pkg.childPackages.get(i); 17492 PackageInstalledInfo childRes = new PackageInstalledInfo(); 17493 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 17494 childRes.pkg = childPkg; 17495 childRes.name = childPkg.packageName; 17496 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17497 if (childPs != null) { 17498 childRes.origUsers = childPs.queryInstalledUsers( 17499 sUserManager.getUserIds(), true); 17500 } 17501 if ((mPackages.containsKey(childPkg.packageName))) { 17502 childRes.removedInfo = new PackageRemovedInfo(this); 17503 childRes.removedInfo.removedPackage = childPkg.packageName; 17504 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 17505 } 17506 if (res.addedChildPackages == null) { 17507 res.addedChildPackages = new ArrayMap<>(); 17508 } 17509 res.addedChildPackages.put(childPkg.packageName, childRes); 17510 } 17511 } 17512 } 17513 17514 // If package doesn't declare API override, mark that we have an install 17515 // time CPU ABI override. 17516 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 17517 pkg.cpuAbiOverride = args.abiOverride; 17518 } 17519 17520 String pkgName = res.name = pkg.packageName; 17521 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 17522 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 17523 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 17524 return; 17525 } 17526 } 17527 17528 try { 17529 // either use what we've been given or parse directly from the APK 17530 if (args.certificates != null) { 17531 try { 17532 PackageParser.populateCertificates(pkg, args.certificates); 17533 } catch (PackageParserException e) { 17534 // there was something wrong with the certificates we were given; 17535 // try to pull them from the APK 17536 PackageParser.collectCertificates(pkg, parseFlags); 17537 } 17538 } else { 17539 PackageParser.collectCertificates(pkg, parseFlags); 17540 } 17541 } catch (PackageParserException e) { 17542 res.setError("Failed collect during installPackageLI", e); 17543 return; 17544 } 17545 17546 // Get rid of all references to package scan path via parser. 17547 pp = null; 17548 String oldCodePath = null; 17549 boolean systemApp = false; 17550 synchronized (mPackages) { 17551 // Check if installing already existing package 17552 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 17553 String oldName = mSettings.getRenamedPackageLPr(pkgName); 17554 if (pkg.mOriginalPackages != null 17555 && pkg.mOriginalPackages.contains(oldName) 17556 && mPackages.containsKey(oldName)) { 17557 // This package is derived from an original package, 17558 // and this device has been updating from that original 17559 // name. We must continue using the original name, so 17560 // rename the new package here. 17561 pkg.setPackageName(oldName); 17562 pkgName = pkg.packageName; 17563 replace = true; 17564 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 17565 + oldName + " pkgName=" + pkgName); 17566 } else if (mPackages.containsKey(pkgName)) { 17567 // This package, under its official name, already exists 17568 // on the device; we should replace it. 17569 replace = true; 17570 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 17571 } 17572 17573 // Child packages are installed through the parent package 17574 if (pkg.parentPackage != null) { 17575 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17576 "Package " + pkg.packageName + " is child of package " 17577 + pkg.parentPackage.parentPackage + ". Child packages " 17578 + "can be updated only through the parent package."); 17579 return; 17580 } 17581 17582 if (replace) { 17583 // Prevent apps opting out from runtime permissions 17584 PackageParser.Package oldPackage = mPackages.get(pkgName); 17585 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 17586 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 17587 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 17588 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 17589 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 17590 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 17591 + " doesn't support runtime permissions but the old" 17592 + " target SDK " + oldTargetSdk + " does."); 17593 return; 17594 } 17595 // Prevent apps from downgrading their targetSandbox. 17596 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 17597 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 17598 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 17599 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 17600 "Package " + pkg.packageName + " new target sandbox " 17601 + newTargetSandbox + " is incompatible with the previous value of" 17602 + oldTargetSandbox + "."); 17603 return; 17604 } 17605 17606 // Prevent installing of child packages 17607 if (oldPackage.parentPackage != null) { 17608 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17609 "Package " + pkg.packageName + " is child of package " 17610 + oldPackage.parentPackage + ". Child packages " 17611 + "can be updated only through the parent package."); 17612 return; 17613 } 17614 } 17615 } 17616 17617 PackageSetting ps = mSettings.mPackages.get(pkgName); 17618 if (ps != null) { 17619 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 17620 17621 // Static shared libs have same package with different versions where 17622 // we internally use a synthetic package name to allow multiple versions 17623 // of the same package, therefore we need to compare signatures against 17624 // the package setting for the latest library version. 17625 PackageSetting signatureCheckPs = ps; 17626 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17627 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17628 if (libraryEntry != null) { 17629 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17630 } 17631 } 17632 17633 // Quick sanity check that we're signed correctly if updating; 17634 // we'll check this again later when scanning, but we want to 17635 // bail early here before tripping over redefined permissions. 17636 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 17637 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 17638 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17639 + pkg.packageName + " upgrade keys do not match the " 17640 + "previously installed version"); 17641 return; 17642 } 17643 } else { 17644 try { 17645 verifySignaturesLP(signatureCheckPs, pkg); 17646 } catch (PackageManagerException e) { 17647 res.setError(e.error, e.getMessage()); 17648 return; 17649 } 17650 } 17651 17652 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17653 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17654 systemApp = (ps.pkg.applicationInfo.flags & 17655 ApplicationInfo.FLAG_SYSTEM) != 0; 17656 } 17657 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17658 } 17659 17660 int N = pkg.permissions.size(); 17661 for (int i = N-1; i >= 0; i--) { 17662 PackageParser.Permission perm = pkg.permissions.get(i); 17663 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 17664 17665 // Don't allow anyone but the system to define ephemeral permissions. 17666 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 17667 && !systemApp) { 17668 Slog.w(TAG, "Non-System package " + pkg.packageName 17669 + " attempting to delcare ephemeral permission " 17670 + perm.info.name + "; Removing ephemeral."); 17671 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 17672 } 17673 // Check whether the newly-scanned package wants to define an already-defined perm 17674 if (bp != null) { 17675 // If the defining package is signed with our cert, it's okay. This 17676 // also includes the "updating the same package" case, of course. 17677 // "updating same package" could also involve key-rotation. 17678 final boolean sigsOk; 17679 if (bp.sourcePackage.equals(pkg.packageName) 17680 && (bp.packageSetting instanceof PackageSetting) 17681 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 17682 scanFlags))) { 17683 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 17684 } else { 17685 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 17686 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 17687 } 17688 if (!sigsOk) { 17689 // If the owning package is the system itself, we log but allow 17690 // install to proceed; we fail the install on all other permission 17691 // redefinitions. 17692 if (!bp.sourcePackage.equals("android")) { 17693 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17694 + pkg.packageName + " attempting to redeclare permission " 17695 + perm.info.name + " already owned by " + bp.sourcePackage); 17696 res.origPermission = perm.info.name; 17697 res.origPackage = bp.sourcePackage; 17698 return; 17699 } else { 17700 Slog.w(TAG, "Package " + pkg.packageName 17701 + " attempting to redeclare system permission " 17702 + perm.info.name + "; ignoring new declaration"); 17703 pkg.permissions.remove(i); 17704 } 17705 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17706 // Prevent apps to change protection level to dangerous from any other 17707 // type as this would allow a privilege escalation where an app adds a 17708 // normal/signature permission in other app's group and later redefines 17709 // it as dangerous leading to the group auto-grant. 17710 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17711 == PermissionInfo.PROTECTION_DANGEROUS) { 17712 if (bp != null && !bp.isRuntime()) { 17713 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17714 + "non-runtime permission " + perm.info.name 17715 + " to runtime; keeping old protection level"); 17716 perm.info.protectionLevel = bp.protectionLevel; 17717 } 17718 } 17719 } 17720 } 17721 } 17722 } 17723 17724 if (systemApp) { 17725 if (onExternal) { 17726 // Abort update; system app can't be replaced with app on sdcard 17727 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17728 "Cannot install updates to system apps on sdcard"); 17729 return; 17730 } else if (instantApp) { 17731 // Abort update; system app can't be replaced with an instant app 17732 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17733 "Cannot update a system app with an instant app"); 17734 return; 17735 } 17736 } 17737 17738 if (args.move != null) { 17739 // We did an in-place move, so dex is ready to roll 17740 scanFlags |= SCAN_NO_DEX; 17741 scanFlags |= SCAN_MOVE; 17742 17743 synchronized (mPackages) { 17744 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17745 if (ps == null) { 17746 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17747 "Missing settings for moved package " + pkgName); 17748 } 17749 17750 // We moved the entire application as-is, so bring over the 17751 // previously derived ABI information. 17752 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17753 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17754 } 17755 17756 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17757 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17758 scanFlags |= SCAN_NO_DEX; 17759 17760 try { 17761 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17762 args.abiOverride : pkg.cpuAbiOverride); 17763 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 17764 true /*extractLibs*/, mAppLib32InstallDir); 17765 } catch (PackageManagerException pme) { 17766 Slog.e(TAG, "Error deriving application ABI", pme); 17767 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17768 return; 17769 } 17770 17771 // Shared libraries for the package need to be updated. 17772 synchronized (mPackages) { 17773 try { 17774 updateSharedLibrariesLPr(pkg, null); 17775 } catch (PackageManagerException e) { 17776 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17777 } 17778 } 17779 17780 // dexopt can take some time to complete, so, for instant apps, we skip this 17781 // step during installation. Instead, we'll take extra time the first time the 17782 // instant app starts. It's preferred to do it this way to provide continuous 17783 // progress to the user instead of mysteriously blocking somewhere in the 17784 // middle of running an instant app. 17785 if (!instantApp) { 17786 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17787 // Do not run PackageDexOptimizer through the local performDexOpt 17788 // method because `pkg` may not be in `mPackages` yet. 17789 // 17790 // Also, don't fail application installs if the dexopt step fails. 17791 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17792 null /* instructionSets */, false /* checkProfiles */, 17793 getCompilerFilterForReason(REASON_INSTALL), 17794 getOrCreateCompilerPackageStats(pkg), 17795 mDexManager.isUsedByOtherApps(pkg.packageName)); 17796 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17797 } 17798 17799 // Notify BackgroundDexOptService that the package has been changed. 17800 // If this is an update of a package which used to fail to compile, 17801 // BDOS will remove it from its blacklist. 17802 // TODO: Layering violation 17803 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17804 } 17805 17806 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17807 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17808 return; 17809 } 17810 17811 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17812 17813 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17814 "installPackageLI")) { 17815 if (replace) { 17816 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17817 // Static libs have a synthetic package name containing the version 17818 // and cannot be updated as an update would get a new package name, 17819 // unless this is the exact same version code which is useful for 17820 // development. 17821 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17822 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 17823 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17824 + "static-shared libs cannot be updated"); 17825 return; 17826 } 17827 } 17828 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 17829 installerPackageName, res, args.installReason); 17830 } else { 17831 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17832 args.user, installerPackageName, volumeUuid, res, args.installReason); 17833 } 17834 } 17835 17836 synchronized (mPackages) { 17837 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17838 if (ps != null) { 17839 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17840 ps.setUpdateAvailable(false /*updateAvailable*/); 17841 } 17842 17843 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17844 for (int i = 0; i < childCount; i++) { 17845 PackageParser.Package childPkg = pkg.childPackages.get(i); 17846 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17847 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17848 if (childPs != null) { 17849 childRes.newUsers = childPs.queryInstalledUsers( 17850 sUserManager.getUserIds(), true); 17851 } 17852 } 17853 17854 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17855 updateSequenceNumberLP(pkgName, res.newUsers); 17856 updateInstantAppInstallerLocked(pkgName); 17857 } 17858 } 17859 } 17860 17861 private void startIntentFilterVerifications(int userId, boolean replacing, 17862 PackageParser.Package pkg) { 17863 if (mIntentFilterVerifierComponent == null) { 17864 Slog.w(TAG, "No IntentFilter verification will not be done as " 17865 + "there is no IntentFilterVerifier available!"); 17866 return; 17867 } 17868 17869 final int verifierUid = getPackageUid( 17870 mIntentFilterVerifierComponent.getPackageName(), 17871 MATCH_DEBUG_TRIAGED_MISSING, 17872 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17873 17874 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17875 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17876 mHandler.sendMessage(msg); 17877 17878 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17879 for (int i = 0; i < childCount; i++) { 17880 PackageParser.Package childPkg = pkg.childPackages.get(i); 17881 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17882 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17883 mHandler.sendMessage(msg); 17884 } 17885 } 17886 17887 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17888 PackageParser.Package pkg) { 17889 int size = pkg.activities.size(); 17890 if (size == 0) { 17891 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17892 "No activity, so no need to verify any IntentFilter!"); 17893 return; 17894 } 17895 17896 final boolean hasDomainURLs = hasDomainURLs(pkg); 17897 if (!hasDomainURLs) { 17898 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17899 "No domain URLs, so no need to verify any IntentFilter!"); 17900 return; 17901 } 17902 17903 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17904 + " if any IntentFilter from the " + size 17905 + " Activities needs verification ..."); 17906 17907 int count = 0; 17908 final String packageName = pkg.packageName; 17909 17910 synchronized (mPackages) { 17911 // If this is a new install and we see that we've already run verification for this 17912 // package, we have nothing to do: it means the state was restored from backup. 17913 if (!replacing) { 17914 IntentFilterVerificationInfo ivi = 17915 mSettings.getIntentFilterVerificationLPr(packageName); 17916 if (ivi != null) { 17917 if (DEBUG_DOMAIN_VERIFICATION) { 17918 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17919 + ivi.getStatusString()); 17920 } 17921 return; 17922 } 17923 } 17924 17925 // If any filters need to be verified, then all need to be. 17926 boolean needToVerify = false; 17927 for (PackageParser.Activity a : pkg.activities) { 17928 for (ActivityIntentInfo filter : a.intents) { 17929 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17930 if (DEBUG_DOMAIN_VERIFICATION) { 17931 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17932 } 17933 needToVerify = true; 17934 break; 17935 } 17936 } 17937 } 17938 17939 if (needToVerify) { 17940 final int verificationId = mIntentFilterVerificationToken++; 17941 for (PackageParser.Activity a : pkg.activities) { 17942 for (ActivityIntentInfo filter : a.intents) { 17943 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17944 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17945 "Verification needed for IntentFilter:" + filter.toString()); 17946 mIntentFilterVerifier.addOneIntentFilterVerification( 17947 verifierUid, userId, verificationId, filter, packageName); 17948 count++; 17949 } 17950 } 17951 } 17952 } 17953 } 17954 17955 if (count > 0) { 17956 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17957 + " IntentFilter verification" + (count > 1 ? "s" : "") 17958 + " for userId:" + userId); 17959 mIntentFilterVerifier.startVerifications(userId); 17960 } else { 17961 if (DEBUG_DOMAIN_VERIFICATION) { 17962 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17963 } 17964 } 17965 } 17966 17967 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17968 final ComponentName cn = filter.activity.getComponentName(); 17969 final String packageName = cn.getPackageName(); 17970 17971 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17972 packageName); 17973 if (ivi == null) { 17974 return true; 17975 } 17976 int status = ivi.getStatus(); 17977 switch (status) { 17978 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17979 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17980 return true; 17981 17982 default: 17983 // Nothing to do 17984 return false; 17985 } 17986 } 17987 17988 private static boolean isMultiArch(ApplicationInfo info) { 17989 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17990 } 17991 17992 private static boolean isExternal(PackageParser.Package pkg) { 17993 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17994 } 17995 17996 private static boolean isExternal(PackageSetting ps) { 17997 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17998 } 17999 18000 private static boolean isSystemApp(PackageParser.Package pkg) { 18001 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 18002 } 18003 18004 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 18005 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 18006 } 18007 18008 private static boolean hasDomainURLs(PackageParser.Package pkg) { 18009 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 18010 } 18011 18012 private static boolean isSystemApp(PackageSetting ps) { 18013 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 18014 } 18015 18016 private static boolean isUpdatedSystemApp(PackageSetting ps) { 18017 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 18018 } 18019 18020 private int packageFlagsToInstallFlags(PackageSetting ps) { 18021 int installFlags = 0; 18022 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 18023 // This existing package was an external ASEC install when we have 18024 // the external flag without a UUID 18025 installFlags |= PackageManager.INSTALL_EXTERNAL; 18026 } 18027 if (ps.isForwardLocked()) { 18028 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 18029 } 18030 return installFlags; 18031 } 18032 18033 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 18034 if (isExternal(pkg)) { 18035 if (TextUtils.isEmpty(pkg.volumeUuid)) { 18036 return StorageManager.UUID_PRIMARY_PHYSICAL; 18037 } else { 18038 return pkg.volumeUuid; 18039 } 18040 } else { 18041 return StorageManager.UUID_PRIVATE_INTERNAL; 18042 } 18043 } 18044 18045 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 18046 if (isExternal(pkg)) { 18047 if (TextUtils.isEmpty(pkg.volumeUuid)) { 18048 return mSettings.getExternalVersion(); 18049 } else { 18050 return mSettings.findOrCreateVersion(pkg.volumeUuid); 18051 } 18052 } else { 18053 return mSettings.getInternalVersion(); 18054 } 18055 } 18056 18057 private void deleteTempPackageFiles() { 18058 final FilenameFilter filter = new FilenameFilter() { 18059 public boolean accept(File dir, String name) { 18060 return name.startsWith("vmdl") && name.endsWith(".tmp"); 18061 } 18062 }; 18063 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 18064 file.delete(); 18065 } 18066 } 18067 18068 @Override 18069 public void deletePackageAsUser(String packageName, int versionCode, 18070 IPackageDeleteObserver observer, int userId, int flags) { 18071 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 18072 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 18073 } 18074 18075 @Override 18076 public void deletePackageVersioned(VersionedPackage versionedPackage, 18077 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 18078 mContext.enforceCallingOrSelfPermission( 18079 android.Manifest.permission.DELETE_PACKAGES, null); 18080 Preconditions.checkNotNull(versionedPackage); 18081 Preconditions.checkNotNull(observer); 18082 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 18083 PackageManager.VERSION_CODE_HIGHEST, 18084 Integer.MAX_VALUE, "versionCode must be >= -1"); 18085 18086 final String packageName = versionedPackage.getPackageName(); 18087 final int versionCode = versionedPackage.getVersionCode(); 18088 final String internalPackageName; 18089 synchronized (mPackages) { 18090 // Normalize package name to handle renamed packages and static libs 18091 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 18092 versionedPackage.getVersionCode()); 18093 } 18094 18095 final int uid = Binder.getCallingUid(); 18096 if (!isOrphaned(internalPackageName) 18097 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 18098 try { 18099 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 18100 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 18101 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 18102 observer.onUserActionRequired(intent); 18103 } catch (RemoteException re) { 18104 } 18105 return; 18106 } 18107 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 18108 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 18109 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 18110 mContext.enforceCallingOrSelfPermission( 18111 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 18112 "deletePackage for user " + userId); 18113 } 18114 18115 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 18116 try { 18117 observer.onPackageDeleted(packageName, 18118 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 18119 } catch (RemoteException re) { 18120 } 18121 return; 18122 } 18123 18124 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 18125 try { 18126 observer.onPackageDeleted(packageName, 18127 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 18128 } catch (RemoteException re) { 18129 } 18130 return; 18131 } 18132 18133 if (DEBUG_REMOVE) { 18134 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 18135 + " deleteAllUsers: " + deleteAllUsers + " version=" 18136 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 18137 ? "VERSION_CODE_HIGHEST" : versionCode)); 18138 } 18139 // Queue up an async operation since the package deletion may take a little while. 18140 mHandler.post(new Runnable() { 18141 public void run() { 18142 mHandler.removeCallbacks(this); 18143 int returnCode; 18144 if (!deleteAllUsers) { 18145 returnCode = deletePackageX(internalPackageName, versionCode, 18146 userId, deleteFlags); 18147 } else { 18148 int[] blockUninstallUserIds = getBlockUninstallForUsers( 18149 internalPackageName, users); 18150 // If nobody is blocking uninstall, proceed with delete for all users 18151 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 18152 returnCode = deletePackageX(internalPackageName, versionCode, 18153 userId, deleteFlags); 18154 } else { 18155 // Otherwise uninstall individually for users with blockUninstalls=false 18156 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 18157 for (int userId : users) { 18158 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 18159 returnCode = deletePackageX(internalPackageName, versionCode, 18160 userId, userFlags); 18161 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 18162 Slog.w(TAG, "Package delete failed for user " + userId 18163 + ", returnCode " + returnCode); 18164 } 18165 } 18166 } 18167 // The app has only been marked uninstalled for certain users. 18168 // We still need to report that delete was blocked 18169 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 18170 } 18171 } 18172 try { 18173 observer.onPackageDeleted(packageName, returnCode, null); 18174 } catch (RemoteException e) { 18175 Log.i(TAG, "Observer no longer exists."); 18176 } //end catch 18177 } //end run 18178 }); 18179 } 18180 18181 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 18182 if (pkg.staticSharedLibName != null) { 18183 return pkg.manifestPackageName; 18184 } 18185 return pkg.packageName; 18186 } 18187 18188 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 18189 // Handle renamed packages 18190 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 18191 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 18192 18193 // Is this a static library? 18194 SparseArray<SharedLibraryEntry> versionedLib = 18195 mStaticLibsByDeclaringPackage.get(packageName); 18196 if (versionedLib == null || versionedLib.size() <= 0) { 18197 return packageName; 18198 } 18199 18200 // Figure out which lib versions the caller can see 18201 SparseIntArray versionsCallerCanSee = null; 18202 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 18203 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 18204 && callingAppId != Process.ROOT_UID) { 18205 versionsCallerCanSee = new SparseIntArray(); 18206 String libName = versionedLib.valueAt(0).info.getName(); 18207 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 18208 if (uidPackages != null) { 18209 for (String uidPackage : uidPackages) { 18210 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 18211 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 18212 if (libIdx >= 0) { 18213 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 18214 versionsCallerCanSee.append(libVersion, libVersion); 18215 } 18216 } 18217 } 18218 } 18219 18220 // Caller can see nothing - done 18221 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 18222 return packageName; 18223 } 18224 18225 // Find the version the caller can see and the app version code 18226 SharedLibraryEntry highestVersion = null; 18227 final int versionCount = versionedLib.size(); 18228 for (int i = 0; i < versionCount; i++) { 18229 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 18230 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 18231 libEntry.info.getVersion()) < 0) { 18232 continue; 18233 } 18234 final int libVersionCode = libEntry.info.getDeclaringPackage().getVersionCode(); 18235 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 18236 if (libVersionCode == versionCode) { 18237 return libEntry.apk; 18238 } 18239 } else if (highestVersion == null) { 18240 highestVersion = libEntry; 18241 } else if (libVersionCode > highestVersion.info 18242 .getDeclaringPackage().getVersionCode()) { 18243 highestVersion = libEntry; 18244 } 18245 } 18246 18247 if (highestVersion != null) { 18248 return highestVersion.apk; 18249 } 18250 18251 return packageName; 18252 } 18253 18254 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 18255 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 18256 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 18257 return true; 18258 } 18259 final int callingUserId = UserHandle.getUserId(callingUid); 18260 // If the caller installed the pkgName, then allow it to silently uninstall. 18261 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 18262 return true; 18263 } 18264 18265 // Allow package verifier to silently uninstall. 18266 if (mRequiredVerifierPackage != null && 18267 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 18268 return true; 18269 } 18270 18271 // Allow package uninstaller to silently uninstall. 18272 if (mRequiredUninstallerPackage != null && 18273 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 18274 return true; 18275 } 18276 18277 // Allow storage manager to silently uninstall. 18278 if (mStorageManagerPackage != null && 18279 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 18280 return true; 18281 } 18282 return false; 18283 } 18284 18285 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 18286 int[] result = EMPTY_INT_ARRAY; 18287 for (int userId : userIds) { 18288 if (getBlockUninstallForUser(packageName, userId)) { 18289 result = ArrayUtils.appendInt(result, userId); 18290 } 18291 } 18292 return result; 18293 } 18294 18295 @Override 18296 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 18297 final int callingUid = Binder.getCallingUid(); 18298 if (getInstantAppPackageName(callingUid) != null 18299 && !isCallerSameApp(packageName, callingUid)) { 18300 return false; 18301 } 18302 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 18303 } 18304 18305 private boolean isPackageDeviceAdmin(String packageName, int userId) { 18306 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 18307 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 18308 try { 18309 if (dpm != null) { 18310 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 18311 /* callingUserOnly =*/ false); 18312 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 18313 : deviceOwnerComponentName.getPackageName(); 18314 // Does the package contains the device owner? 18315 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 18316 // this check is probably not needed, since DO should be registered as a device 18317 // admin on some user too. (Original bug for this: b/17657954) 18318 if (packageName.equals(deviceOwnerPackageName)) { 18319 return true; 18320 } 18321 // Does it contain a device admin for any user? 18322 int[] users; 18323 if (userId == UserHandle.USER_ALL) { 18324 users = sUserManager.getUserIds(); 18325 } else { 18326 users = new int[]{userId}; 18327 } 18328 for (int i = 0; i < users.length; ++i) { 18329 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 18330 return true; 18331 } 18332 } 18333 } 18334 } catch (RemoteException e) { 18335 } 18336 return false; 18337 } 18338 18339 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 18340 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 18341 } 18342 18343 /** 18344 * This method is an internal method that could be get invoked either 18345 * to delete an installed package or to clean up a failed installation. 18346 * After deleting an installed package, a broadcast is sent to notify any 18347 * listeners that the package has been removed. For cleaning up a failed 18348 * installation, the broadcast is not necessary since the package's 18349 * installation wouldn't have sent the initial broadcast either 18350 * The key steps in deleting a package are 18351 * deleting the package information in internal structures like mPackages, 18352 * deleting the packages base directories through installd 18353 * updating mSettings to reflect current status 18354 * persisting settings for later use 18355 * sending a broadcast if necessary 18356 */ 18357 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 18358 final PackageRemovedInfo info = new PackageRemovedInfo(this); 18359 final boolean res; 18360 18361 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 18362 ? UserHandle.USER_ALL : userId; 18363 18364 if (isPackageDeviceAdmin(packageName, removeUser)) { 18365 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 18366 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 18367 } 18368 18369 PackageSetting uninstalledPs = null; 18370 PackageParser.Package pkg = null; 18371 18372 // for the uninstall-updates case and restricted profiles, remember the per- 18373 // user handle installed state 18374 int[] allUsers; 18375 synchronized (mPackages) { 18376 uninstalledPs = mSettings.mPackages.get(packageName); 18377 if (uninstalledPs == null) { 18378 Slog.w(TAG, "Not removing non-existent package " + packageName); 18379 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18380 } 18381 18382 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 18383 && uninstalledPs.versionCode != versionCode) { 18384 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 18385 + uninstalledPs.versionCode + " != " + versionCode); 18386 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18387 } 18388 18389 // Static shared libs can be declared by any package, so let us not 18390 // allow removing a package if it provides a lib others depend on. 18391 pkg = mPackages.get(packageName); 18392 18393 allUsers = sUserManager.getUserIds(); 18394 18395 if (pkg != null && pkg.staticSharedLibName != null) { 18396 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 18397 pkg.staticSharedLibVersion); 18398 if (libEntry != null) { 18399 for (int currUserId : allUsers) { 18400 if (userId != UserHandle.USER_ALL && userId != currUserId) { 18401 continue; 18402 } 18403 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 18404 libEntry.info, 0, currUserId); 18405 if (!ArrayUtils.isEmpty(libClientPackages)) { 18406 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 18407 + " hosting lib " + libEntry.info.getName() + " version " 18408 + libEntry.info.getVersion() + " used by " + libClientPackages 18409 + " for user " + currUserId); 18410 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 18411 } 18412 } 18413 } 18414 } 18415 18416 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 18417 } 18418 18419 final int freezeUser; 18420 if (isUpdatedSystemApp(uninstalledPs) 18421 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 18422 // We're downgrading a system app, which will apply to all users, so 18423 // freeze them all during the downgrade 18424 freezeUser = UserHandle.USER_ALL; 18425 } else { 18426 freezeUser = removeUser; 18427 } 18428 18429 synchronized (mInstallLock) { 18430 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 18431 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 18432 deleteFlags, "deletePackageX")) { 18433 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 18434 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 18435 } 18436 synchronized (mPackages) { 18437 if (res) { 18438 if (pkg != null) { 18439 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 18440 } 18441 updateSequenceNumberLP(packageName, info.removedUsers); 18442 updateInstantAppInstallerLocked(packageName); 18443 } 18444 } 18445 } 18446 18447 if (res) { 18448 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 18449 info.sendPackageRemovedBroadcasts(killApp); 18450 info.sendSystemPackageUpdatedBroadcasts(); 18451 info.sendSystemPackageAppearedBroadcasts(); 18452 } 18453 // Force a gc here. 18454 Runtime.getRuntime().gc(); 18455 // Delete the resources here after sending the broadcast to let 18456 // other processes clean up before deleting resources. 18457 if (info.args != null) { 18458 synchronized (mInstallLock) { 18459 info.args.doPostDeleteLI(true); 18460 } 18461 } 18462 18463 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18464 } 18465 18466 static class PackageRemovedInfo { 18467 final PackageSender packageSender; 18468 String removedPackage; 18469 String installerPackageName; 18470 int uid = -1; 18471 int removedAppId = -1; 18472 int[] origUsers; 18473 int[] removedUsers = null; 18474 int[] broadcastUsers = null; 18475 SparseArray<Integer> installReasons; 18476 boolean isRemovedPackageSystemUpdate = false; 18477 boolean isUpdate; 18478 boolean dataRemoved; 18479 boolean removedForAllUsers; 18480 boolean isStaticSharedLib; 18481 // Clean up resources deleted packages. 18482 InstallArgs args = null; 18483 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 18484 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 18485 18486 PackageRemovedInfo(PackageSender packageSender) { 18487 this.packageSender = packageSender; 18488 } 18489 18490 void sendPackageRemovedBroadcasts(boolean killApp) { 18491 sendPackageRemovedBroadcastInternal(killApp); 18492 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 18493 for (int i = 0; i < childCount; i++) { 18494 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18495 childInfo.sendPackageRemovedBroadcastInternal(killApp); 18496 } 18497 } 18498 18499 void sendSystemPackageUpdatedBroadcasts() { 18500 if (isRemovedPackageSystemUpdate) { 18501 sendSystemPackageUpdatedBroadcastsInternal(); 18502 final int childCount = (removedChildPackages != null) 18503 ? removedChildPackages.size() : 0; 18504 for (int i = 0; i < childCount; i++) { 18505 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18506 if (childInfo.isRemovedPackageSystemUpdate) { 18507 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 18508 } 18509 } 18510 } 18511 } 18512 18513 void sendSystemPackageAppearedBroadcasts() { 18514 final int packageCount = (appearedChildPackages != null) 18515 ? appearedChildPackages.size() : 0; 18516 for (int i = 0; i < packageCount; i++) { 18517 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 18518 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 18519 true, UserHandle.getAppId(installedInfo.uid), 18520 installedInfo.newUsers); 18521 } 18522 } 18523 18524 private void sendSystemPackageUpdatedBroadcastsInternal() { 18525 Bundle extras = new Bundle(2); 18526 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18527 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18528 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18529 removedPackage, extras, 0, null /*targetPackage*/, null, null); 18530 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18531 removedPackage, extras, 0, null /*targetPackage*/, null, null); 18532 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 18533 null, null, 0, removedPackage, null, null); 18534 if (installerPackageName != null) { 18535 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18536 removedPackage, extras, 0 /*flags*/, 18537 installerPackageName, null, null); 18538 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18539 removedPackage, extras, 0 /*flags*/, 18540 installerPackageName, null, null); 18541 } 18542 } 18543 18544 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18545 // Don't send static shared library removal broadcasts as these 18546 // libs are visible only the the apps that depend on them an one 18547 // cannot remove the library if it has a dependency. 18548 if (isStaticSharedLib) { 18549 return; 18550 } 18551 Bundle extras = new Bundle(2); 18552 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18553 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18554 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18555 if (isUpdate || isRemovedPackageSystemUpdate) { 18556 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18557 } 18558 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18559 if (removedPackage != null) { 18560 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18561 removedPackage, extras, 0, null /*targetPackage*/, null, broadcastUsers); 18562 if (installerPackageName != null) { 18563 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18564 removedPackage, extras, 0 /*flags*/, 18565 installerPackageName, null, broadcastUsers); 18566 } 18567 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18568 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18569 removedPackage, extras, 18570 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18571 null, null, broadcastUsers); 18572 } 18573 } 18574 if (removedAppId >= 0) { 18575 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 18576 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, null, null, broadcastUsers); 18577 } 18578 } 18579 18580 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18581 removedUsers = userIds; 18582 if (removedUsers == null) { 18583 broadcastUsers = null; 18584 return; 18585 } 18586 18587 broadcastUsers = EMPTY_INT_ARRAY; 18588 for (int i = userIds.length - 1; i >= 0; --i) { 18589 final int userId = userIds[i]; 18590 if (deletedPackageSetting.getInstantApp(userId)) { 18591 continue; 18592 } 18593 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18594 } 18595 } 18596 } 18597 18598 /* 18599 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18600 * flag is not set, the data directory is removed as well. 18601 * make sure this flag is set for partially installed apps. If not its meaningless to 18602 * delete a partially installed application. 18603 */ 18604 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18605 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18606 String packageName = ps.name; 18607 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18608 // Retrieve object to delete permissions for shared user later on 18609 final PackageParser.Package deletedPkg; 18610 final PackageSetting deletedPs; 18611 // reader 18612 synchronized (mPackages) { 18613 deletedPkg = mPackages.get(packageName); 18614 deletedPs = mSettings.mPackages.get(packageName); 18615 if (outInfo != null) { 18616 outInfo.removedPackage = packageName; 18617 outInfo.installerPackageName = ps.installerPackageName; 18618 outInfo.isStaticSharedLib = deletedPkg != null 18619 && deletedPkg.staticSharedLibName != null; 18620 outInfo.populateUsers(deletedPs == null ? null 18621 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18622 } 18623 } 18624 18625 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 18626 18627 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18628 final PackageParser.Package resolvedPkg; 18629 if (deletedPkg != null) { 18630 resolvedPkg = deletedPkg; 18631 } else { 18632 // We don't have a parsed package when it lives on an ejected 18633 // adopted storage device, so fake something together 18634 resolvedPkg = new PackageParser.Package(ps.name); 18635 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18636 } 18637 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18638 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18639 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18640 if (outInfo != null) { 18641 outInfo.dataRemoved = true; 18642 } 18643 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18644 } 18645 18646 int removedAppId = -1; 18647 18648 // writer 18649 synchronized (mPackages) { 18650 boolean installedStateChanged = false; 18651 if (deletedPs != null) { 18652 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18653 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18654 clearDefaultBrowserIfNeeded(packageName); 18655 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18656 removedAppId = mSettings.removePackageLPw(packageName); 18657 if (outInfo != null) { 18658 outInfo.removedAppId = removedAppId; 18659 } 18660 updatePermissionsLPw(deletedPs.name, null, 0); 18661 if (deletedPs.sharedUser != null) { 18662 // Remove permissions associated with package. Since runtime 18663 // permissions are per user we have to kill the removed package 18664 // or packages running under the shared user of the removed 18665 // package if revoking the permissions requested only by the removed 18666 // package is successful and this causes a change in gids. 18667 for (int userId : UserManagerService.getInstance().getUserIds()) { 18668 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18669 userId); 18670 if (userIdToKill == UserHandle.USER_ALL 18671 || userIdToKill >= UserHandle.USER_SYSTEM) { 18672 // If gids changed for this user, kill all affected packages. 18673 mHandler.post(new Runnable() { 18674 @Override 18675 public void run() { 18676 // This has to happen with no lock held. 18677 killApplication(deletedPs.name, deletedPs.appId, 18678 KILL_APP_REASON_GIDS_CHANGED); 18679 } 18680 }); 18681 break; 18682 } 18683 } 18684 } 18685 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18686 } 18687 // make sure to preserve per-user disabled state if this removal was just 18688 // a downgrade of a system app to the factory package 18689 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18690 if (DEBUG_REMOVE) { 18691 Slog.d(TAG, "Propagating install state across downgrade"); 18692 } 18693 for (int userId : allUserHandles) { 18694 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18695 if (DEBUG_REMOVE) { 18696 Slog.d(TAG, " user " + userId + " => " + installed); 18697 } 18698 if (installed != ps.getInstalled(userId)) { 18699 installedStateChanged = true; 18700 } 18701 ps.setInstalled(installed, userId); 18702 } 18703 } 18704 } 18705 // can downgrade to reader 18706 if (writeSettings) { 18707 // Save settings now 18708 mSettings.writeLPr(); 18709 } 18710 if (installedStateChanged) { 18711 mSettings.writeKernelMappingLPr(ps); 18712 } 18713 } 18714 if (removedAppId != -1) { 18715 // A user ID was deleted here. Go through all users and remove it 18716 // from KeyStore. 18717 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18718 } 18719 } 18720 18721 static boolean locationIsPrivileged(File path) { 18722 try { 18723 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 18724 .getCanonicalPath(); 18725 return path.getCanonicalPath().startsWith(privilegedAppDir); 18726 } catch (IOException e) { 18727 Slog.e(TAG, "Unable to access code path " + path); 18728 } 18729 return false; 18730 } 18731 18732 /* 18733 * Tries to delete system package. 18734 */ 18735 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18736 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18737 boolean writeSettings) { 18738 if (deletedPs.parentPackageName != null) { 18739 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18740 return false; 18741 } 18742 18743 final boolean applyUserRestrictions 18744 = (allUserHandles != null) && (outInfo.origUsers != null); 18745 final PackageSetting disabledPs; 18746 // Confirm if the system package has been updated 18747 // An updated system app can be deleted. This will also have to restore 18748 // the system pkg from system partition 18749 // reader 18750 synchronized (mPackages) { 18751 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18752 } 18753 18754 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18755 + " disabledPs=" + disabledPs); 18756 18757 if (disabledPs == null) { 18758 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18759 return false; 18760 } else if (DEBUG_REMOVE) { 18761 Slog.d(TAG, "Deleting system pkg from data partition"); 18762 } 18763 18764 if (DEBUG_REMOVE) { 18765 if (applyUserRestrictions) { 18766 Slog.d(TAG, "Remembering install states:"); 18767 for (int userId : allUserHandles) { 18768 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18769 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18770 } 18771 } 18772 } 18773 18774 // Delete the updated package 18775 outInfo.isRemovedPackageSystemUpdate = true; 18776 if (outInfo.removedChildPackages != null) { 18777 final int childCount = (deletedPs.childPackageNames != null) 18778 ? deletedPs.childPackageNames.size() : 0; 18779 for (int i = 0; i < childCount; i++) { 18780 String childPackageName = deletedPs.childPackageNames.get(i); 18781 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18782 .contains(childPackageName)) { 18783 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18784 childPackageName); 18785 if (childInfo != null) { 18786 childInfo.isRemovedPackageSystemUpdate = true; 18787 } 18788 } 18789 } 18790 } 18791 18792 if (disabledPs.versionCode < deletedPs.versionCode) { 18793 // Delete data for downgrades 18794 flags &= ~PackageManager.DELETE_KEEP_DATA; 18795 } else { 18796 // Preserve data by setting flag 18797 flags |= PackageManager.DELETE_KEEP_DATA; 18798 } 18799 18800 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18801 outInfo, writeSettings, disabledPs.pkg); 18802 if (!ret) { 18803 return false; 18804 } 18805 18806 // writer 18807 synchronized (mPackages) { 18808 // Reinstate the old system package 18809 enableSystemPackageLPw(disabledPs.pkg); 18810 // Remove any native libraries from the upgraded package. 18811 removeNativeBinariesLI(deletedPs); 18812 } 18813 18814 // Install the system package 18815 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18816 int parseFlags = mDefParseFlags 18817 | PackageParser.PARSE_MUST_BE_APK 18818 | PackageParser.PARSE_IS_SYSTEM 18819 | PackageParser.PARSE_IS_SYSTEM_DIR; 18820 if (locationIsPrivileged(disabledPs.codePath)) { 18821 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 18822 } 18823 18824 final PackageParser.Package newPkg; 18825 try { 18826 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 18827 0 /* currentTime */, null); 18828 } catch (PackageManagerException e) { 18829 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18830 + e.getMessage()); 18831 return false; 18832 } 18833 18834 try { 18835 // update shared libraries for the newly re-installed system package 18836 updateSharedLibrariesLPr(newPkg, null); 18837 } catch (PackageManagerException e) { 18838 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18839 } 18840 18841 prepareAppDataAfterInstallLIF(newPkg); 18842 18843 // writer 18844 synchronized (mPackages) { 18845 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 18846 18847 // Propagate the permissions state as we do not want to drop on the floor 18848 // runtime permissions. The update permissions method below will take 18849 // care of removing obsolete permissions and grant install permissions. 18850 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 18851 updatePermissionsLPw(newPkg.packageName, newPkg, 18852 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 18853 18854 if (applyUserRestrictions) { 18855 boolean installedStateChanged = false; 18856 if (DEBUG_REMOVE) { 18857 Slog.d(TAG, "Propagating install state across reinstall"); 18858 } 18859 for (int userId : allUserHandles) { 18860 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18861 if (DEBUG_REMOVE) { 18862 Slog.d(TAG, " user " + userId + " => " + installed); 18863 } 18864 if (installed != ps.getInstalled(userId)) { 18865 installedStateChanged = true; 18866 } 18867 ps.setInstalled(installed, userId); 18868 18869 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18870 } 18871 // Regardless of writeSettings we need to ensure that this restriction 18872 // state propagation is persisted 18873 mSettings.writeAllUsersPackageRestrictionsLPr(); 18874 if (installedStateChanged) { 18875 mSettings.writeKernelMappingLPr(ps); 18876 } 18877 } 18878 // can downgrade to reader here 18879 if (writeSettings) { 18880 mSettings.writeLPr(); 18881 } 18882 } 18883 return true; 18884 } 18885 18886 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18887 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18888 PackageRemovedInfo outInfo, boolean writeSettings, 18889 PackageParser.Package replacingPackage) { 18890 synchronized (mPackages) { 18891 if (outInfo != null) { 18892 outInfo.uid = ps.appId; 18893 } 18894 18895 if (outInfo != null && outInfo.removedChildPackages != null) { 18896 final int childCount = (ps.childPackageNames != null) 18897 ? ps.childPackageNames.size() : 0; 18898 for (int i = 0; i < childCount; i++) { 18899 String childPackageName = ps.childPackageNames.get(i); 18900 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18901 if (childPs == null) { 18902 return false; 18903 } 18904 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18905 childPackageName); 18906 if (childInfo != null) { 18907 childInfo.uid = childPs.appId; 18908 } 18909 } 18910 } 18911 } 18912 18913 // Delete package data from internal structures and also remove data if flag is set 18914 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18915 18916 // Delete the child packages data 18917 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18918 for (int i = 0; i < childCount; i++) { 18919 PackageSetting childPs; 18920 synchronized (mPackages) { 18921 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18922 } 18923 if (childPs != null) { 18924 PackageRemovedInfo childOutInfo = (outInfo != null 18925 && outInfo.removedChildPackages != null) 18926 ? outInfo.removedChildPackages.get(childPs.name) : null; 18927 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18928 && (replacingPackage != null 18929 && !replacingPackage.hasChildPackage(childPs.name)) 18930 ? flags & ~DELETE_KEEP_DATA : flags; 18931 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18932 deleteFlags, writeSettings); 18933 } 18934 } 18935 18936 // Delete application code and resources only for parent packages 18937 if (ps.parentPackageName == null) { 18938 if (deleteCodeAndResources && (outInfo != null)) { 18939 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18940 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18941 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18942 } 18943 } 18944 18945 return true; 18946 } 18947 18948 @Override 18949 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18950 int userId) { 18951 mContext.enforceCallingOrSelfPermission( 18952 android.Manifest.permission.DELETE_PACKAGES, null); 18953 synchronized (mPackages) { 18954 // Cannot block uninstall of static shared libs as they are 18955 // considered a part of the using app (emulating static linking). 18956 // Also static libs are installed always on internal storage. 18957 PackageParser.Package pkg = mPackages.get(packageName); 18958 if (pkg != null && pkg.staticSharedLibName != null) { 18959 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18960 + " providing static shared library: " + pkg.staticSharedLibName); 18961 return false; 18962 } 18963 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18964 mSettings.writePackageRestrictionsLPr(userId); 18965 } 18966 return true; 18967 } 18968 18969 @Override 18970 public boolean getBlockUninstallForUser(String packageName, int userId) { 18971 synchronized (mPackages) { 18972 return mSettings.getBlockUninstallLPr(userId, packageName); 18973 } 18974 } 18975 18976 @Override 18977 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18978 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18979 synchronized (mPackages) { 18980 PackageSetting ps = mSettings.mPackages.get(packageName); 18981 if (ps == null) { 18982 Log.w(TAG, "Package doesn't exist: " + packageName); 18983 return false; 18984 } 18985 if (systemUserApp) { 18986 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18987 } else { 18988 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18989 } 18990 mSettings.writeLPr(); 18991 } 18992 return true; 18993 } 18994 18995 /* 18996 * This method handles package deletion in general 18997 */ 18998 private boolean deletePackageLIF(String packageName, UserHandle user, 18999 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 19000 PackageRemovedInfo outInfo, boolean writeSettings, 19001 PackageParser.Package replacingPackage) { 19002 if (packageName == null) { 19003 Slog.w(TAG, "Attempt to delete null packageName."); 19004 return false; 19005 } 19006 19007 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 19008 19009 PackageSetting ps; 19010 synchronized (mPackages) { 19011 ps = mSettings.mPackages.get(packageName); 19012 if (ps == null) { 19013 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 19014 return false; 19015 } 19016 19017 if (ps.parentPackageName != null && (!isSystemApp(ps) 19018 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 19019 if (DEBUG_REMOVE) { 19020 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 19021 + ((user == null) ? UserHandle.USER_ALL : user)); 19022 } 19023 final int removedUserId = (user != null) ? user.getIdentifier() 19024 : UserHandle.USER_ALL; 19025 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 19026 return false; 19027 } 19028 markPackageUninstalledForUserLPw(ps, user); 19029 scheduleWritePackageRestrictionsLocked(user); 19030 return true; 19031 } 19032 } 19033 19034 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 19035 && user.getIdentifier() != UserHandle.USER_ALL)) { 19036 // The caller is asking that the package only be deleted for a single 19037 // user. To do this, we just mark its uninstalled state and delete 19038 // its data. If this is a system app, we only allow this to happen if 19039 // they have set the special DELETE_SYSTEM_APP which requests different 19040 // semantics than normal for uninstalling system apps. 19041 markPackageUninstalledForUserLPw(ps, user); 19042 19043 if (!isSystemApp(ps)) { 19044 // Do not uninstall the APK if an app should be cached 19045 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 19046 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 19047 // Other user still have this package installed, so all 19048 // we need to do is clear this user's data and save that 19049 // it is uninstalled. 19050 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 19051 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 19052 return false; 19053 } 19054 scheduleWritePackageRestrictionsLocked(user); 19055 return true; 19056 } else { 19057 // We need to set it back to 'installed' so the uninstall 19058 // broadcasts will be sent correctly. 19059 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 19060 ps.setInstalled(true, user.getIdentifier()); 19061 mSettings.writeKernelMappingLPr(ps); 19062 } 19063 } else { 19064 // This is a system app, so we assume that the 19065 // other users still have this package installed, so all 19066 // we need to do is clear this user's data and save that 19067 // it is uninstalled. 19068 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 19069 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 19070 return false; 19071 } 19072 scheduleWritePackageRestrictionsLocked(user); 19073 return true; 19074 } 19075 } 19076 19077 // If we are deleting a composite package for all users, keep track 19078 // of result for each child. 19079 if (ps.childPackageNames != null && outInfo != null) { 19080 synchronized (mPackages) { 19081 final int childCount = ps.childPackageNames.size(); 19082 outInfo.removedChildPackages = new ArrayMap<>(childCount); 19083 for (int i = 0; i < childCount; i++) { 19084 String childPackageName = ps.childPackageNames.get(i); 19085 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 19086 childInfo.removedPackage = childPackageName; 19087 childInfo.installerPackageName = ps.installerPackageName; 19088 outInfo.removedChildPackages.put(childPackageName, childInfo); 19089 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 19090 if (childPs != null) { 19091 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 19092 } 19093 } 19094 } 19095 } 19096 19097 boolean ret = false; 19098 if (isSystemApp(ps)) { 19099 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 19100 // When an updated system application is deleted we delete the existing resources 19101 // as well and fall back to existing code in system partition 19102 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 19103 } else { 19104 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 19105 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 19106 outInfo, writeSettings, replacingPackage); 19107 } 19108 19109 // Take a note whether we deleted the package for all users 19110 if (outInfo != null) { 19111 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 19112 if (outInfo.removedChildPackages != null) { 19113 synchronized (mPackages) { 19114 final int childCount = outInfo.removedChildPackages.size(); 19115 for (int i = 0; i < childCount; i++) { 19116 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 19117 if (childInfo != null) { 19118 childInfo.removedForAllUsers = mPackages.get( 19119 childInfo.removedPackage) == null; 19120 } 19121 } 19122 } 19123 } 19124 // If we uninstalled an update to a system app there may be some 19125 // child packages that appeared as they are declared in the system 19126 // app but were not declared in the update. 19127 if (isSystemApp(ps)) { 19128 synchronized (mPackages) { 19129 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 19130 final int childCount = (updatedPs.childPackageNames != null) 19131 ? updatedPs.childPackageNames.size() : 0; 19132 for (int i = 0; i < childCount; i++) { 19133 String childPackageName = updatedPs.childPackageNames.get(i); 19134 if (outInfo.removedChildPackages == null 19135 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 19136 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 19137 if (childPs == null) { 19138 continue; 19139 } 19140 PackageInstalledInfo installRes = new PackageInstalledInfo(); 19141 installRes.name = childPackageName; 19142 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 19143 installRes.pkg = mPackages.get(childPackageName); 19144 installRes.uid = childPs.pkg.applicationInfo.uid; 19145 if (outInfo.appearedChildPackages == null) { 19146 outInfo.appearedChildPackages = new ArrayMap<>(); 19147 } 19148 outInfo.appearedChildPackages.put(childPackageName, installRes); 19149 } 19150 } 19151 } 19152 } 19153 } 19154 19155 return ret; 19156 } 19157 19158 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 19159 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 19160 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 19161 for (int nextUserId : userIds) { 19162 if (DEBUG_REMOVE) { 19163 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 19164 } 19165 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 19166 false /*installed*/, 19167 true /*stopped*/, 19168 true /*notLaunched*/, 19169 false /*hidden*/, 19170 false /*suspended*/, 19171 false /*instantApp*/, 19172 null /*lastDisableAppCaller*/, 19173 null /*enabledComponents*/, 19174 null /*disabledComponents*/, 19175 ps.readUserState(nextUserId).domainVerificationStatus, 19176 0, PackageManager.INSTALL_REASON_UNKNOWN); 19177 } 19178 mSettings.writeKernelMappingLPr(ps); 19179 } 19180 19181 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 19182 PackageRemovedInfo outInfo) { 19183 final PackageParser.Package pkg; 19184 synchronized (mPackages) { 19185 pkg = mPackages.get(ps.name); 19186 } 19187 19188 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 19189 : new int[] {userId}; 19190 for (int nextUserId : userIds) { 19191 if (DEBUG_REMOVE) { 19192 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 19193 + nextUserId); 19194 } 19195 19196 destroyAppDataLIF(pkg, userId, 19197 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19198 destroyAppProfilesLIF(pkg, userId); 19199 clearDefaultBrowserIfNeededForUser(ps.name, userId); 19200 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 19201 schedulePackageCleaning(ps.name, nextUserId, false); 19202 synchronized (mPackages) { 19203 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 19204 scheduleWritePackageRestrictionsLocked(nextUserId); 19205 } 19206 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 19207 } 19208 } 19209 19210 if (outInfo != null) { 19211 outInfo.removedPackage = ps.name; 19212 outInfo.installerPackageName = ps.installerPackageName; 19213 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 19214 outInfo.removedAppId = ps.appId; 19215 outInfo.removedUsers = userIds; 19216 outInfo.broadcastUsers = userIds; 19217 } 19218 19219 return true; 19220 } 19221 19222 private final class ClearStorageConnection implements ServiceConnection { 19223 IMediaContainerService mContainerService; 19224 19225 @Override 19226 public void onServiceConnected(ComponentName name, IBinder service) { 19227 synchronized (this) { 19228 mContainerService = IMediaContainerService.Stub 19229 .asInterface(Binder.allowBlocking(service)); 19230 notifyAll(); 19231 } 19232 } 19233 19234 @Override 19235 public void onServiceDisconnected(ComponentName name) { 19236 } 19237 } 19238 19239 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 19240 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 19241 19242 final boolean mounted; 19243 if (Environment.isExternalStorageEmulated()) { 19244 mounted = true; 19245 } else { 19246 final String status = Environment.getExternalStorageState(); 19247 19248 mounted = status.equals(Environment.MEDIA_MOUNTED) 19249 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 19250 } 19251 19252 if (!mounted) { 19253 return; 19254 } 19255 19256 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 19257 int[] users; 19258 if (userId == UserHandle.USER_ALL) { 19259 users = sUserManager.getUserIds(); 19260 } else { 19261 users = new int[] { userId }; 19262 } 19263 final ClearStorageConnection conn = new ClearStorageConnection(); 19264 if (mContext.bindServiceAsUser( 19265 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 19266 try { 19267 for (int curUser : users) { 19268 long timeout = SystemClock.uptimeMillis() + 5000; 19269 synchronized (conn) { 19270 long now; 19271 while (conn.mContainerService == null && 19272 (now = SystemClock.uptimeMillis()) < timeout) { 19273 try { 19274 conn.wait(timeout - now); 19275 } catch (InterruptedException e) { 19276 } 19277 } 19278 } 19279 if (conn.mContainerService == null) { 19280 return; 19281 } 19282 19283 final UserEnvironment userEnv = new UserEnvironment(curUser); 19284 clearDirectory(conn.mContainerService, 19285 userEnv.buildExternalStorageAppCacheDirs(packageName)); 19286 if (allData) { 19287 clearDirectory(conn.mContainerService, 19288 userEnv.buildExternalStorageAppDataDirs(packageName)); 19289 clearDirectory(conn.mContainerService, 19290 userEnv.buildExternalStorageAppMediaDirs(packageName)); 19291 } 19292 } 19293 } finally { 19294 mContext.unbindService(conn); 19295 } 19296 } 19297 } 19298 19299 @Override 19300 public void clearApplicationProfileData(String packageName) { 19301 enforceSystemOrRoot("Only the system can clear all profile data"); 19302 19303 final PackageParser.Package pkg; 19304 synchronized (mPackages) { 19305 pkg = mPackages.get(packageName); 19306 } 19307 19308 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 19309 synchronized (mInstallLock) { 19310 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 19311 } 19312 } 19313 } 19314 19315 @Override 19316 public void clearApplicationUserData(final String packageName, 19317 final IPackageDataObserver observer, final int userId) { 19318 mContext.enforceCallingOrSelfPermission( 19319 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 19320 19321 enforceCrossUserPermission(Binder.getCallingUid(), userId, 19322 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 19323 19324 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 19325 throw new SecurityException("Cannot clear data for a protected package: " 19326 + packageName); 19327 } 19328 // Queue up an async operation since the package deletion may take a little while. 19329 mHandler.post(new Runnable() { 19330 public void run() { 19331 mHandler.removeCallbacks(this); 19332 final boolean succeeded; 19333 try (PackageFreezer freezer = freezePackage(packageName, 19334 "clearApplicationUserData")) { 19335 synchronized (mInstallLock) { 19336 succeeded = clearApplicationUserDataLIF(packageName, userId); 19337 } 19338 clearExternalStorageDataSync(packageName, userId, true); 19339 synchronized (mPackages) { 19340 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 19341 packageName, userId); 19342 } 19343 } 19344 if (succeeded) { 19345 // invoke DeviceStorageMonitor's update method to clear any notifications 19346 DeviceStorageMonitorInternal dsm = LocalServices 19347 .getService(DeviceStorageMonitorInternal.class); 19348 if (dsm != null) { 19349 dsm.checkMemory(); 19350 } 19351 } 19352 if(observer != null) { 19353 try { 19354 observer.onRemoveCompleted(packageName, succeeded); 19355 } catch (RemoteException e) { 19356 Log.i(TAG, "Observer no longer exists."); 19357 } 19358 } //end if observer 19359 } //end run 19360 }); 19361 } 19362 19363 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 19364 if (packageName == null) { 19365 Slog.w(TAG, "Attempt to delete null packageName."); 19366 return false; 19367 } 19368 19369 // Try finding details about the requested package 19370 PackageParser.Package pkg; 19371 synchronized (mPackages) { 19372 pkg = mPackages.get(packageName); 19373 if (pkg == null) { 19374 final PackageSetting ps = mSettings.mPackages.get(packageName); 19375 if (ps != null) { 19376 pkg = ps.pkg; 19377 } 19378 } 19379 19380 if (pkg == null) { 19381 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 19382 return false; 19383 } 19384 19385 PackageSetting ps = (PackageSetting) pkg.mExtras; 19386 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19387 } 19388 19389 clearAppDataLIF(pkg, userId, 19390 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19391 19392 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 19393 removeKeystoreDataIfNeeded(userId, appId); 19394 19395 UserManagerInternal umInternal = getUserManagerInternal(); 19396 final int flags; 19397 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 19398 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19399 } else if (umInternal.isUserRunning(userId)) { 19400 flags = StorageManager.FLAG_STORAGE_DE; 19401 } else { 19402 flags = 0; 19403 } 19404 prepareAppDataContentsLIF(pkg, userId, flags); 19405 19406 return true; 19407 } 19408 19409 /** 19410 * Reverts user permission state changes (permissions and flags) in 19411 * all packages for a given user. 19412 * 19413 * @param userId The device user for which to do a reset. 19414 */ 19415 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 19416 final int packageCount = mPackages.size(); 19417 for (int i = 0; i < packageCount; i++) { 19418 PackageParser.Package pkg = mPackages.valueAt(i); 19419 PackageSetting ps = (PackageSetting) pkg.mExtras; 19420 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19421 } 19422 } 19423 19424 private void resetNetworkPolicies(int userId) { 19425 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 19426 } 19427 19428 /** 19429 * Reverts user permission state changes (permissions and flags). 19430 * 19431 * @param ps The package for which to reset. 19432 * @param userId The device user for which to do a reset. 19433 */ 19434 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 19435 final PackageSetting ps, final int userId) { 19436 if (ps.pkg == null) { 19437 return; 19438 } 19439 19440 // These are flags that can change base on user actions. 19441 final int userSettableMask = FLAG_PERMISSION_USER_SET 19442 | FLAG_PERMISSION_USER_FIXED 19443 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 19444 | FLAG_PERMISSION_REVIEW_REQUIRED; 19445 19446 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 19447 | FLAG_PERMISSION_POLICY_FIXED; 19448 19449 boolean writeInstallPermissions = false; 19450 boolean writeRuntimePermissions = false; 19451 19452 final int permissionCount = ps.pkg.requestedPermissions.size(); 19453 for (int i = 0; i < permissionCount; i++) { 19454 String permission = ps.pkg.requestedPermissions.get(i); 19455 19456 BasePermission bp = mSettings.mPermissions.get(permission); 19457 if (bp == null) { 19458 continue; 19459 } 19460 19461 // If shared user we just reset the state to which only this app contributed. 19462 if (ps.sharedUser != null) { 19463 boolean used = false; 19464 final int packageCount = ps.sharedUser.packages.size(); 19465 for (int j = 0; j < packageCount; j++) { 19466 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19467 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19468 && pkg.pkg.requestedPermissions.contains(permission)) { 19469 used = true; 19470 break; 19471 } 19472 } 19473 if (used) { 19474 continue; 19475 } 19476 } 19477 19478 PermissionsState permissionsState = ps.getPermissionsState(); 19479 19480 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 19481 19482 // Always clear the user settable flags. 19483 final boolean hasInstallState = permissionsState.getInstallPermissionState( 19484 bp.name) != null; 19485 // If permission review is enabled and this is a legacy app, mark the 19486 // permission as requiring a review as this is the initial state. 19487 int flags = 0; 19488 if (mPermissionReviewRequired 19489 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19490 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19491 } 19492 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19493 if (hasInstallState) { 19494 writeInstallPermissions = true; 19495 } else { 19496 writeRuntimePermissions = true; 19497 } 19498 } 19499 19500 // Below is only runtime permission handling. 19501 if (!bp.isRuntime()) { 19502 continue; 19503 } 19504 19505 // Never clobber system or policy. 19506 if ((oldFlags & policyOrSystemFlags) != 0) { 19507 continue; 19508 } 19509 19510 // If this permission was granted by default, make sure it is. 19511 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19512 if (permissionsState.grantRuntimePermission(bp, userId) 19513 != PERMISSION_OPERATION_FAILURE) { 19514 writeRuntimePermissions = true; 19515 } 19516 // If permission review is enabled the permissions for a legacy apps 19517 // are represented as constantly granted runtime ones, so don't revoke. 19518 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19519 // Otherwise, reset the permission. 19520 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19521 switch (revokeResult) { 19522 case PERMISSION_OPERATION_SUCCESS: 19523 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19524 writeRuntimePermissions = true; 19525 final int appId = ps.appId; 19526 mHandler.post(new Runnable() { 19527 @Override 19528 public void run() { 19529 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19530 } 19531 }); 19532 } break; 19533 } 19534 } 19535 } 19536 19537 // Synchronously write as we are taking permissions away. 19538 if (writeRuntimePermissions) { 19539 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19540 } 19541 19542 // Synchronously write as we are taking permissions away. 19543 if (writeInstallPermissions) { 19544 mSettings.writeLPr(); 19545 } 19546 } 19547 19548 /** 19549 * Remove entries from the keystore daemon. Will only remove it if the 19550 * {@code appId} is valid. 19551 */ 19552 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19553 if (appId < 0) { 19554 return; 19555 } 19556 19557 final KeyStore keyStore = KeyStore.getInstance(); 19558 if (keyStore != null) { 19559 if (userId == UserHandle.USER_ALL) { 19560 for (final int individual : sUserManager.getUserIds()) { 19561 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19562 } 19563 } else { 19564 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19565 } 19566 } else { 19567 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19568 } 19569 } 19570 19571 @Override 19572 public void deleteApplicationCacheFiles(final String packageName, 19573 final IPackageDataObserver observer) { 19574 final int userId = UserHandle.getCallingUserId(); 19575 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19576 } 19577 19578 @Override 19579 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19580 final IPackageDataObserver observer) { 19581 mContext.enforceCallingOrSelfPermission( 19582 android.Manifest.permission.DELETE_CACHE_FILES, null); 19583 enforceCrossUserPermission(Binder.getCallingUid(), userId, 19584 /* requireFullPermission= */ true, /* checkShell= */ false, 19585 "delete application cache files"); 19586 19587 final PackageParser.Package pkg; 19588 synchronized (mPackages) { 19589 pkg = mPackages.get(packageName); 19590 } 19591 19592 // Queue up an async operation since the package deletion may take a little while. 19593 mHandler.post(new Runnable() { 19594 public void run() { 19595 synchronized (mInstallLock) { 19596 final int flags = StorageManager.FLAG_STORAGE_DE 19597 | StorageManager.FLAG_STORAGE_CE; 19598 // We're only clearing cache files, so we don't care if the 19599 // app is unfrozen and still able to run 19600 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19601 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19602 } 19603 clearExternalStorageDataSync(packageName, userId, false); 19604 if (observer != null) { 19605 try { 19606 observer.onRemoveCompleted(packageName, true); 19607 } catch (RemoteException e) { 19608 Log.i(TAG, "Observer no longer exists."); 19609 } 19610 } 19611 } 19612 }); 19613 } 19614 19615 @Override 19616 public void getPackageSizeInfo(final String packageName, int userHandle, 19617 final IPackageStatsObserver observer) { 19618 throw new UnsupportedOperationException( 19619 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19620 } 19621 19622 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19623 final PackageSetting ps; 19624 synchronized (mPackages) { 19625 ps = mSettings.mPackages.get(packageName); 19626 if (ps == null) { 19627 Slog.w(TAG, "Failed to find settings for " + packageName); 19628 return false; 19629 } 19630 } 19631 19632 final String[] packageNames = { packageName }; 19633 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19634 final String[] codePaths = { ps.codePathString }; 19635 19636 try { 19637 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19638 ps.appId, ceDataInodes, codePaths, stats); 19639 19640 // For now, ignore code size of packages on system partition 19641 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19642 stats.codeSize = 0; 19643 } 19644 19645 // External clients expect these to be tracked separately 19646 stats.dataSize -= stats.cacheSize; 19647 19648 } catch (InstallerException e) { 19649 Slog.w(TAG, String.valueOf(e)); 19650 return false; 19651 } 19652 19653 return true; 19654 } 19655 19656 private int getUidTargetSdkVersionLockedLPr(int uid) { 19657 Object obj = mSettings.getUserIdLPr(uid); 19658 if (obj instanceof SharedUserSetting) { 19659 final SharedUserSetting sus = (SharedUserSetting) obj; 19660 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19661 final Iterator<PackageSetting> it = sus.packages.iterator(); 19662 while (it.hasNext()) { 19663 final PackageSetting ps = it.next(); 19664 if (ps.pkg != null) { 19665 int v = ps.pkg.applicationInfo.targetSdkVersion; 19666 if (v < vers) vers = v; 19667 } 19668 } 19669 return vers; 19670 } else if (obj instanceof PackageSetting) { 19671 final PackageSetting ps = (PackageSetting) obj; 19672 if (ps.pkg != null) { 19673 return ps.pkg.applicationInfo.targetSdkVersion; 19674 } 19675 } 19676 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19677 } 19678 19679 @Override 19680 public void addPreferredActivity(IntentFilter filter, int match, 19681 ComponentName[] set, ComponentName activity, int userId) { 19682 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19683 "Adding preferred"); 19684 } 19685 19686 private void addPreferredActivityInternal(IntentFilter filter, int match, 19687 ComponentName[] set, ComponentName activity, boolean always, int userId, 19688 String opname) { 19689 // writer 19690 int callingUid = Binder.getCallingUid(); 19691 enforceCrossUserPermission(callingUid, userId, 19692 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19693 if (filter.countActions() == 0) { 19694 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19695 return; 19696 } 19697 synchronized (mPackages) { 19698 if (mContext.checkCallingOrSelfPermission( 19699 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19700 != PackageManager.PERMISSION_GRANTED) { 19701 if (getUidTargetSdkVersionLockedLPr(callingUid) 19702 < Build.VERSION_CODES.FROYO) { 19703 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19704 + callingUid); 19705 return; 19706 } 19707 mContext.enforceCallingOrSelfPermission( 19708 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19709 } 19710 19711 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19712 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19713 + userId + ":"); 19714 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19715 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19716 scheduleWritePackageRestrictionsLocked(userId); 19717 postPreferredActivityChangedBroadcast(userId); 19718 } 19719 } 19720 19721 private void postPreferredActivityChangedBroadcast(int userId) { 19722 mHandler.post(() -> { 19723 final IActivityManager am = ActivityManager.getService(); 19724 if (am == null) { 19725 return; 19726 } 19727 19728 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19729 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19730 try { 19731 am.broadcastIntent(null, intent, null, null, 19732 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19733 null, false, false, userId); 19734 } catch (RemoteException e) { 19735 } 19736 }); 19737 } 19738 19739 @Override 19740 public void replacePreferredActivity(IntentFilter filter, int match, 19741 ComponentName[] set, ComponentName activity, int userId) { 19742 if (filter.countActions() != 1) { 19743 throw new IllegalArgumentException( 19744 "replacePreferredActivity expects filter to have only 1 action."); 19745 } 19746 if (filter.countDataAuthorities() != 0 19747 || filter.countDataPaths() != 0 19748 || filter.countDataSchemes() > 1 19749 || filter.countDataTypes() != 0) { 19750 throw new IllegalArgumentException( 19751 "replacePreferredActivity expects filter to have no data authorities, " + 19752 "paths, or types; and at most one scheme."); 19753 } 19754 19755 final int callingUid = Binder.getCallingUid(); 19756 enforceCrossUserPermission(callingUid, userId, 19757 true /* requireFullPermission */, false /* checkShell */, 19758 "replace preferred activity"); 19759 synchronized (mPackages) { 19760 if (mContext.checkCallingOrSelfPermission( 19761 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19762 != PackageManager.PERMISSION_GRANTED) { 19763 if (getUidTargetSdkVersionLockedLPr(callingUid) 19764 < Build.VERSION_CODES.FROYO) { 19765 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19766 + Binder.getCallingUid()); 19767 return; 19768 } 19769 mContext.enforceCallingOrSelfPermission( 19770 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19771 } 19772 19773 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19774 if (pir != null) { 19775 // Get all of the existing entries that exactly match this filter. 19776 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19777 if (existing != null && existing.size() == 1) { 19778 PreferredActivity cur = existing.get(0); 19779 if (DEBUG_PREFERRED) { 19780 Slog.i(TAG, "Checking replace of preferred:"); 19781 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19782 if (!cur.mPref.mAlways) { 19783 Slog.i(TAG, " -- CUR; not mAlways!"); 19784 } else { 19785 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19786 Slog.i(TAG, " -- CUR: mSet=" 19787 + Arrays.toString(cur.mPref.mSetComponents)); 19788 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19789 Slog.i(TAG, " -- NEW: mMatch=" 19790 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19791 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19792 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19793 } 19794 } 19795 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19796 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19797 && cur.mPref.sameSet(set)) { 19798 // Setting the preferred activity to what it happens to be already 19799 if (DEBUG_PREFERRED) { 19800 Slog.i(TAG, "Replacing with same preferred activity " 19801 + cur.mPref.mShortComponent + " for user " 19802 + userId + ":"); 19803 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19804 } 19805 return; 19806 } 19807 } 19808 19809 if (existing != null) { 19810 if (DEBUG_PREFERRED) { 19811 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19812 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19813 } 19814 for (int i = 0; i < existing.size(); i++) { 19815 PreferredActivity pa = existing.get(i); 19816 if (DEBUG_PREFERRED) { 19817 Slog.i(TAG, "Removing existing preferred activity " 19818 + pa.mPref.mComponent + ":"); 19819 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19820 } 19821 pir.removeFilter(pa); 19822 } 19823 } 19824 } 19825 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19826 "Replacing preferred"); 19827 } 19828 } 19829 19830 @Override 19831 public void clearPackagePreferredActivities(String packageName) { 19832 final int callingUid = Binder.getCallingUid(); 19833 if (getInstantAppPackageName(callingUid) != null) { 19834 return; 19835 } 19836 // writer 19837 synchronized (mPackages) { 19838 PackageParser.Package pkg = mPackages.get(packageName); 19839 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19840 if (mContext.checkCallingOrSelfPermission( 19841 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19842 != PackageManager.PERMISSION_GRANTED) { 19843 if (getUidTargetSdkVersionLockedLPr(callingUid) 19844 < Build.VERSION_CODES.FROYO) { 19845 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19846 + callingUid); 19847 return; 19848 } 19849 mContext.enforceCallingOrSelfPermission( 19850 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19851 } 19852 } 19853 19854 int user = UserHandle.getCallingUserId(); 19855 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19856 scheduleWritePackageRestrictionsLocked(user); 19857 } 19858 } 19859 } 19860 19861 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19862 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19863 ArrayList<PreferredActivity> removed = null; 19864 boolean changed = false; 19865 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19866 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19867 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19868 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19869 continue; 19870 } 19871 Iterator<PreferredActivity> it = pir.filterIterator(); 19872 while (it.hasNext()) { 19873 PreferredActivity pa = it.next(); 19874 // Mark entry for removal only if it matches the package name 19875 // and the entry is of type "always". 19876 if (packageName == null || 19877 (pa.mPref.mComponent.getPackageName().equals(packageName) 19878 && pa.mPref.mAlways)) { 19879 if (removed == null) { 19880 removed = new ArrayList<PreferredActivity>(); 19881 } 19882 removed.add(pa); 19883 } 19884 } 19885 if (removed != null) { 19886 for (int j=0; j<removed.size(); j++) { 19887 PreferredActivity pa = removed.get(j); 19888 pir.removeFilter(pa); 19889 } 19890 changed = true; 19891 } 19892 } 19893 if (changed) { 19894 postPreferredActivityChangedBroadcast(userId); 19895 } 19896 return changed; 19897 } 19898 19899 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19900 private void clearIntentFilterVerificationsLPw(int userId) { 19901 final int packageCount = mPackages.size(); 19902 for (int i = 0; i < packageCount; i++) { 19903 PackageParser.Package pkg = mPackages.valueAt(i); 19904 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19905 } 19906 } 19907 19908 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19909 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19910 if (userId == UserHandle.USER_ALL) { 19911 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19912 sUserManager.getUserIds())) { 19913 for (int oneUserId : sUserManager.getUserIds()) { 19914 scheduleWritePackageRestrictionsLocked(oneUserId); 19915 } 19916 } 19917 } else { 19918 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19919 scheduleWritePackageRestrictionsLocked(userId); 19920 } 19921 } 19922 } 19923 19924 /** Clears state for all users, and touches intent filter verification policy */ 19925 void clearDefaultBrowserIfNeeded(String packageName) { 19926 for (int oneUserId : sUserManager.getUserIds()) { 19927 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19928 } 19929 } 19930 19931 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19932 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19933 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19934 if (packageName.equals(defaultBrowserPackageName)) { 19935 setDefaultBrowserPackageName(null, userId); 19936 } 19937 } 19938 } 19939 19940 @Override 19941 public void resetApplicationPreferences(int userId) { 19942 mContext.enforceCallingOrSelfPermission( 19943 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19944 final long identity = Binder.clearCallingIdentity(); 19945 // writer 19946 try { 19947 synchronized (mPackages) { 19948 clearPackagePreferredActivitiesLPw(null, userId); 19949 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19950 // TODO: We have to reset the default SMS and Phone. This requires 19951 // significant refactoring to keep all default apps in the package 19952 // manager (cleaner but more work) or have the services provide 19953 // callbacks to the package manager to request a default app reset. 19954 applyFactoryDefaultBrowserLPw(userId); 19955 clearIntentFilterVerificationsLPw(userId); 19956 primeDomainVerificationsLPw(userId); 19957 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19958 scheduleWritePackageRestrictionsLocked(userId); 19959 } 19960 resetNetworkPolicies(userId); 19961 } finally { 19962 Binder.restoreCallingIdentity(identity); 19963 } 19964 } 19965 19966 @Override 19967 public int getPreferredActivities(List<IntentFilter> outFilters, 19968 List<ComponentName> outActivities, String packageName) { 19969 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19970 return 0; 19971 } 19972 int num = 0; 19973 final int userId = UserHandle.getCallingUserId(); 19974 // reader 19975 synchronized (mPackages) { 19976 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19977 if (pir != null) { 19978 final Iterator<PreferredActivity> it = pir.filterIterator(); 19979 while (it.hasNext()) { 19980 final PreferredActivity pa = it.next(); 19981 if (packageName == null 19982 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19983 && pa.mPref.mAlways)) { 19984 if (outFilters != null) { 19985 outFilters.add(new IntentFilter(pa)); 19986 } 19987 if (outActivities != null) { 19988 outActivities.add(pa.mPref.mComponent); 19989 } 19990 } 19991 } 19992 } 19993 } 19994 19995 return num; 19996 } 19997 19998 @Override 19999 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 20000 int userId) { 20001 int callingUid = Binder.getCallingUid(); 20002 if (callingUid != Process.SYSTEM_UID) { 20003 throw new SecurityException( 20004 "addPersistentPreferredActivity can only be run by the system"); 20005 } 20006 if (filter.countActions() == 0) { 20007 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 20008 return; 20009 } 20010 synchronized (mPackages) { 20011 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 20012 ":"); 20013 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 20014 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 20015 new PersistentPreferredActivity(filter, activity)); 20016 scheduleWritePackageRestrictionsLocked(userId); 20017 postPreferredActivityChangedBroadcast(userId); 20018 } 20019 } 20020 20021 @Override 20022 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 20023 int callingUid = Binder.getCallingUid(); 20024 if (callingUid != Process.SYSTEM_UID) { 20025 throw new SecurityException( 20026 "clearPackagePersistentPreferredActivities can only be run by the system"); 20027 } 20028 ArrayList<PersistentPreferredActivity> removed = null; 20029 boolean changed = false; 20030 synchronized (mPackages) { 20031 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 20032 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 20033 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 20034 .valueAt(i); 20035 if (userId != thisUserId) { 20036 continue; 20037 } 20038 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 20039 while (it.hasNext()) { 20040 PersistentPreferredActivity ppa = it.next(); 20041 // Mark entry for removal only if it matches the package name. 20042 if (ppa.mComponent.getPackageName().equals(packageName)) { 20043 if (removed == null) { 20044 removed = new ArrayList<PersistentPreferredActivity>(); 20045 } 20046 removed.add(ppa); 20047 } 20048 } 20049 if (removed != null) { 20050 for (int j=0; j<removed.size(); j++) { 20051 PersistentPreferredActivity ppa = removed.get(j); 20052 ppir.removeFilter(ppa); 20053 } 20054 changed = true; 20055 } 20056 } 20057 20058 if (changed) { 20059 scheduleWritePackageRestrictionsLocked(userId); 20060 postPreferredActivityChangedBroadcast(userId); 20061 } 20062 } 20063 } 20064 20065 /** 20066 * Common machinery for picking apart a restored XML blob and passing 20067 * it to a caller-supplied functor to be applied to the running system. 20068 */ 20069 private void restoreFromXml(XmlPullParser parser, int userId, 20070 String expectedStartTag, BlobXmlRestorer functor) 20071 throws IOException, XmlPullParserException { 20072 int type; 20073 while ((type = parser.next()) != XmlPullParser.START_TAG 20074 && type != XmlPullParser.END_DOCUMENT) { 20075 } 20076 if (type != XmlPullParser.START_TAG) { 20077 // oops didn't find a start tag?! 20078 if (DEBUG_BACKUP) { 20079 Slog.e(TAG, "Didn't find start tag during restore"); 20080 } 20081 return; 20082 } 20083Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 20084 // this is supposed to be TAG_PREFERRED_BACKUP 20085 if (!expectedStartTag.equals(parser.getName())) { 20086 if (DEBUG_BACKUP) { 20087 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 20088 } 20089 return; 20090 } 20091 20092 // skip interfering stuff, then we're aligned with the backing implementation 20093 while ((type = parser.next()) == XmlPullParser.TEXT) { } 20094Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 20095 functor.apply(parser, userId); 20096 } 20097 20098 private interface BlobXmlRestorer { 20099 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 20100 } 20101 20102 /** 20103 * Non-Binder method, support for the backup/restore mechanism: write the 20104 * full set of preferred activities in its canonical XML format. Returns the 20105 * XML output as a byte array, or null if there is none. 20106 */ 20107 @Override 20108 public byte[] getPreferredActivityBackup(int userId) { 20109 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20110 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 20111 } 20112 20113 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 20114 try { 20115 final XmlSerializer serializer = new FastXmlSerializer(); 20116 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 20117 serializer.startDocument(null, true); 20118 serializer.startTag(null, TAG_PREFERRED_BACKUP); 20119 20120 synchronized (mPackages) { 20121 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 20122 } 20123 20124 serializer.endTag(null, TAG_PREFERRED_BACKUP); 20125 serializer.endDocument(); 20126 serializer.flush(); 20127 } catch (Exception e) { 20128 if (DEBUG_BACKUP) { 20129 Slog.e(TAG, "Unable to write preferred activities for backup", e); 20130 } 20131 return null; 20132 } 20133 20134 return dataStream.toByteArray(); 20135 } 20136 20137 @Override 20138 public void restorePreferredActivities(byte[] backup, int userId) { 20139 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20140 throw new SecurityException("Only the system may call restorePreferredActivities()"); 20141 } 20142 20143 try { 20144 final XmlPullParser parser = Xml.newPullParser(); 20145 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20146 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 20147 new BlobXmlRestorer() { 20148 @Override 20149 public void apply(XmlPullParser parser, int userId) 20150 throws XmlPullParserException, IOException { 20151 synchronized (mPackages) { 20152 mSettings.readPreferredActivitiesLPw(parser, userId); 20153 } 20154 } 20155 } ); 20156 } catch (Exception e) { 20157 if (DEBUG_BACKUP) { 20158 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 20159 } 20160 } 20161 } 20162 20163 /** 20164 * Non-Binder method, support for the backup/restore mechanism: write the 20165 * default browser (etc) settings in its canonical XML format. Returns the default 20166 * browser XML representation as a byte array, or null if there is none. 20167 */ 20168 @Override 20169 public byte[] getDefaultAppsBackup(int userId) { 20170 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20171 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 20172 } 20173 20174 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 20175 try { 20176 final XmlSerializer serializer = new FastXmlSerializer(); 20177 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 20178 serializer.startDocument(null, true); 20179 serializer.startTag(null, TAG_DEFAULT_APPS); 20180 20181 synchronized (mPackages) { 20182 mSettings.writeDefaultAppsLPr(serializer, userId); 20183 } 20184 20185 serializer.endTag(null, TAG_DEFAULT_APPS); 20186 serializer.endDocument(); 20187 serializer.flush(); 20188 } catch (Exception e) { 20189 if (DEBUG_BACKUP) { 20190 Slog.e(TAG, "Unable to write default apps for backup", e); 20191 } 20192 return null; 20193 } 20194 20195 return dataStream.toByteArray(); 20196 } 20197 20198 @Override 20199 public void restoreDefaultApps(byte[] backup, int userId) { 20200 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20201 throw new SecurityException("Only the system may call restoreDefaultApps()"); 20202 } 20203 20204 try { 20205 final XmlPullParser parser = Xml.newPullParser(); 20206 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20207 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 20208 new BlobXmlRestorer() { 20209 @Override 20210 public void apply(XmlPullParser parser, int userId) 20211 throws XmlPullParserException, IOException { 20212 synchronized (mPackages) { 20213 mSettings.readDefaultAppsLPw(parser, userId); 20214 } 20215 } 20216 } ); 20217 } catch (Exception e) { 20218 if (DEBUG_BACKUP) { 20219 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 20220 } 20221 } 20222 } 20223 20224 @Override 20225 public byte[] getIntentFilterVerificationBackup(int userId) { 20226 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20227 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 20228 } 20229 20230 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 20231 try { 20232 final XmlSerializer serializer = new FastXmlSerializer(); 20233 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 20234 serializer.startDocument(null, true); 20235 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 20236 20237 synchronized (mPackages) { 20238 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 20239 } 20240 20241 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 20242 serializer.endDocument(); 20243 serializer.flush(); 20244 } catch (Exception e) { 20245 if (DEBUG_BACKUP) { 20246 Slog.e(TAG, "Unable to write default apps for backup", e); 20247 } 20248 return null; 20249 } 20250 20251 return dataStream.toByteArray(); 20252 } 20253 20254 @Override 20255 public void restoreIntentFilterVerification(byte[] backup, int userId) { 20256 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20257 throw new SecurityException("Only the system may call restorePreferredActivities()"); 20258 } 20259 20260 try { 20261 final XmlPullParser parser = Xml.newPullParser(); 20262 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20263 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 20264 new BlobXmlRestorer() { 20265 @Override 20266 public void apply(XmlPullParser parser, int userId) 20267 throws XmlPullParserException, IOException { 20268 synchronized (mPackages) { 20269 mSettings.readAllDomainVerificationsLPr(parser, userId); 20270 mSettings.writeLPr(); 20271 } 20272 } 20273 } ); 20274 } catch (Exception e) { 20275 if (DEBUG_BACKUP) { 20276 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 20277 } 20278 } 20279 } 20280 20281 @Override 20282 public byte[] getPermissionGrantBackup(int userId) { 20283 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20284 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 20285 } 20286 20287 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 20288 try { 20289 final XmlSerializer serializer = new FastXmlSerializer(); 20290 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 20291 serializer.startDocument(null, true); 20292 serializer.startTag(null, TAG_PERMISSION_BACKUP); 20293 20294 synchronized (mPackages) { 20295 serializeRuntimePermissionGrantsLPr(serializer, userId); 20296 } 20297 20298 serializer.endTag(null, TAG_PERMISSION_BACKUP); 20299 serializer.endDocument(); 20300 serializer.flush(); 20301 } catch (Exception e) { 20302 if (DEBUG_BACKUP) { 20303 Slog.e(TAG, "Unable to write default apps for backup", e); 20304 } 20305 return null; 20306 } 20307 20308 return dataStream.toByteArray(); 20309 } 20310 20311 @Override 20312 public void restorePermissionGrants(byte[] backup, int userId) { 20313 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20314 throw new SecurityException("Only the system may call restorePermissionGrants()"); 20315 } 20316 20317 try { 20318 final XmlPullParser parser = Xml.newPullParser(); 20319 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20320 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 20321 new BlobXmlRestorer() { 20322 @Override 20323 public void apply(XmlPullParser parser, int userId) 20324 throws XmlPullParserException, IOException { 20325 synchronized (mPackages) { 20326 processRestoredPermissionGrantsLPr(parser, userId); 20327 } 20328 } 20329 } ); 20330 } catch (Exception e) { 20331 if (DEBUG_BACKUP) { 20332 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 20333 } 20334 } 20335 } 20336 20337 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 20338 throws IOException { 20339 serializer.startTag(null, TAG_ALL_GRANTS); 20340 20341 final int N = mSettings.mPackages.size(); 20342 for (int i = 0; i < N; i++) { 20343 final PackageSetting ps = mSettings.mPackages.valueAt(i); 20344 boolean pkgGrantsKnown = false; 20345 20346 PermissionsState packagePerms = ps.getPermissionsState(); 20347 20348 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 20349 final int grantFlags = state.getFlags(); 20350 // only look at grants that are not system/policy fixed 20351 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 20352 final boolean isGranted = state.isGranted(); 20353 // And only back up the user-twiddled state bits 20354 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 20355 final String packageName = mSettings.mPackages.keyAt(i); 20356 if (!pkgGrantsKnown) { 20357 serializer.startTag(null, TAG_GRANT); 20358 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 20359 pkgGrantsKnown = true; 20360 } 20361 20362 final boolean userSet = 20363 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 20364 final boolean userFixed = 20365 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 20366 final boolean revoke = 20367 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 20368 20369 serializer.startTag(null, TAG_PERMISSION); 20370 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 20371 if (isGranted) { 20372 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 20373 } 20374 if (userSet) { 20375 serializer.attribute(null, ATTR_USER_SET, "true"); 20376 } 20377 if (userFixed) { 20378 serializer.attribute(null, ATTR_USER_FIXED, "true"); 20379 } 20380 if (revoke) { 20381 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 20382 } 20383 serializer.endTag(null, TAG_PERMISSION); 20384 } 20385 } 20386 } 20387 20388 if (pkgGrantsKnown) { 20389 serializer.endTag(null, TAG_GRANT); 20390 } 20391 } 20392 20393 serializer.endTag(null, TAG_ALL_GRANTS); 20394 } 20395 20396 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 20397 throws XmlPullParserException, IOException { 20398 String pkgName = null; 20399 int outerDepth = parser.getDepth(); 20400 int type; 20401 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 20402 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 20403 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 20404 continue; 20405 } 20406 20407 final String tagName = parser.getName(); 20408 if (tagName.equals(TAG_GRANT)) { 20409 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 20410 if (DEBUG_BACKUP) { 20411 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 20412 } 20413 } else if (tagName.equals(TAG_PERMISSION)) { 20414 20415 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 20416 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 20417 20418 int newFlagSet = 0; 20419 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 20420 newFlagSet |= FLAG_PERMISSION_USER_SET; 20421 } 20422 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 20423 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 20424 } 20425 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20426 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20427 } 20428 if (DEBUG_BACKUP) { 20429 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 20430 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 20431 } 20432 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20433 if (ps != null) { 20434 // Already installed so we apply the grant immediately 20435 if (DEBUG_BACKUP) { 20436 Slog.v(TAG, " + already installed; applying"); 20437 } 20438 PermissionsState perms = ps.getPermissionsState(); 20439 BasePermission bp = mSettings.mPermissions.get(permName); 20440 if (bp != null) { 20441 if (isGranted) { 20442 perms.grantRuntimePermission(bp, userId); 20443 } 20444 if (newFlagSet != 0) { 20445 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20446 } 20447 } 20448 } else { 20449 // Need to wait for post-restore install to apply the grant 20450 if (DEBUG_BACKUP) { 20451 Slog.v(TAG, " - not yet installed; saving for later"); 20452 } 20453 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20454 isGranted, newFlagSet, userId); 20455 } 20456 } else { 20457 PackageManagerService.reportSettingsProblem(Log.WARN, 20458 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20459 XmlUtils.skipCurrentTag(parser); 20460 } 20461 } 20462 20463 scheduleWriteSettingsLocked(); 20464 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20465 } 20466 20467 @Override 20468 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20469 int sourceUserId, int targetUserId, int flags) { 20470 mContext.enforceCallingOrSelfPermission( 20471 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20472 int callingUid = Binder.getCallingUid(); 20473 enforceOwnerRights(ownerPackage, callingUid); 20474 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20475 if (intentFilter.countActions() == 0) { 20476 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20477 return; 20478 } 20479 synchronized (mPackages) { 20480 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20481 ownerPackage, targetUserId, flags); 20482 CrossProfileIntentResolver resolver = 20483 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20484 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20485 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20486 if (existing != null) { 20487 int size = existing.size(); 20488 for (int i = 0; i < size; i++) { 20489 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20490 return; 20491 } 20492 } 20493 } 20494 resolver.addFilter(newFilter); 20495 scheduleWritePackageRestrictionsLocked(sourceUserId); 20496 } 20497 } 20498 20499 @Override 20500 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20501 mContext.enforceCallingOrSelfPermission( 20502 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20503 int callingUid = Binder.getCallingUid(); 20504 enforceOwnerRights(ownerPackage, callingUid); 20505 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20506 synchronized (mPackages) { 20507 CrossProfileIntentResolver resolver = 20508 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20509 ArraySet<CrossProfileIntentFilter> set = 20510 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20511 for (CrossProfileIntentFilter filter : set) { 20512 if (filter.getOwnerPackage().equals(ownerPackage)) { 20513 resolver.removeFilter(filter); 20514 } 20515 } 20516 scheduleWritePackageRestrictionsLocked(sourceUserId); 20517 } 20518 } 20519 20520 // Enforcing that callingUid is owning pkg on userId 20521 private void enforceOwnerRights(String pkg, int callingUid) { 20522 // The system owns everything. 20523 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20524 return; 20525 } 20526 int callingUserId = UserHandle.getUserId(callingUid); 20527 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20528 if (pi == null) { 20529 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20530 + callingUserId); 20531 } 20532 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20533 throw new SecurityException("Calling uid " + callingUid 20534 + " does not own package " + pkg); 20535 } 20536 } 20537 20538 @Override 20539 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20540 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20541 return null; 20542 } 20543 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20544 } 20545 20546 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20547 UserManagerService ums = UserManagerService.getInstance(); 20548 if (ums != null) { 20549 final UserInfo parent = ums.getProfileParent(userId); 20550 final int launcherUid = (parent != null) ? parent.id : userId; 20551 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20552 if (launcherComponent != null) { 20553 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20554 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20555 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20556 .setPackage(launcherComponent.getPackageName()); 20557 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20558 } 20559 } 20560 } 20561 20562 /** 20563 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20564 * then reports the most likely home activity or null if there are more than one. 20565 */ 20566 private ComponentName getDefaultHomeActivity(int userId) { 20567 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20568 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20569 if (cn != null) { 20570 return cn; 20571 } 20572 20573 // Find the launcher with the highest priority and return that component if there are no 20574 // other home activity with the same priority. 20575 int lastPriority = Integer.MIN_VALUE; 20576 ComponentName lastComponent = null; 20577 final int size = allHomeCandidates.size(); 20578 for (int i = 0; i < size; i++) { 20579 final ResolveInfo ri = allHomeCandidates.get(i); 20580 if (ri.priority > lastPriority) { 20581 lastComponent = ri.activityInfo.getComponentName(); 20582 lastPriority = ri.priority; 20583 } else if (ri.priority == lastPriority) { 20584 // Two components found with same priority. 20585 lastComponent = null; 20586 } 20587 } 20588 return lastComponent; 20589 } 20590 20591 private Intent getHomeIntent() { 20592 Intent intent = new Intent(Intent.ACTION_MAIN); 20593 intent.addCategory(Intent.CATEGORY_HOME); 20594 intent.addCategory(Intent.CATEGORY_DEFAULT); 20595 return intent; 20596 } 20597 20598 private IntentFilter getHomeFilter() { 20599 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20600 filter.addCategory(Intent.CATEGORY_HOME); 20601 filter.addCategory(Intent.CATEGORY_DEFAULT); 20602 return filter; 20603 } 20604 20605 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20606 int userId) { 20607 Intent intent = getHomeIntent(); 20608 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20609 PackageManager.GET_META_DATA, userId); 20610 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20611 true, false, false, userId); 20612 20613 allHomeCandidates.clear(); 20614 if (list != null) { 20615 for (ResolveInfo ri : list) { 20616 allHomeCandidates.add(ri); 20617 } 20618 } 20619 return (preferred == null || preferred.activityInfo == null) 20620 ? null 20621 : new ComponentName(preferred.activityInfo.packageName, 20622 preferred.activityInfo.name); 20623 } 20624 20625 @Override 20626 public void setHomeActivity(ComponentName comp, int userId) { 20627 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20628 return; 20629 } 20630 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20631 getHomeActivitiesAsUser(homeActivities, userId); 20632 20633 boolean found = false; 20634 20635 final int size = homeActivities.size(); 20636 final ComponentName[] set = new ComponentName[size]; 20637 for (int i = 0; i < size; i++) { 20638 final ResolveInfo candidate = homeActivities.get(i); 20639 final ActivityInfo info = candidate.activityInfo; 20640 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20641 set[i] = activityName; 20642 if (!found && activityName.equals(comp)) { 20643 found = true; 20644 } 20645 } 20646 if (!found) { 20647 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20648 + userId); 20649 } 20650 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20651 set, comp, userId); 20652 } 20653 20654 private @Nullable String getSetupWizardPackageName() { 20655 final Intent intent = new Intent(Intent.ACTION_MAIN); 20656 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20657 20658 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20659 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20660 | MATCH_DISABLED_COMPONENTS, 20661 UserHandle.myUserId()); 20662 if (matches.size() == 1) { 20663 return matches.get(0).getComponentInfo().packageName; 20664 } else { 20665 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20666 + ": matches=" + matches); 20667 return null; 20668 } 20669 } 20670 20671 private @Nullable String getStorageManagerPackageName() { 20672 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20673 20674 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20675 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20676 | MATCH_DISABLED_COMPONENTS, 20677 UserHandle.myUserId()); 20678 if (matches.size() == 1) { 20679 return matches.get(0).getComponentInfo().packageName; 20680 } else { 20681 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20682 + matches.size() + ": matches=" + matches); 20683 return null; 20684 } 20685 } 20686 20687 @Override 20688 public void setApplicationEnabledSetting(String appPackageName, 20689 int newState, int flags, int userId, String callingPackage) { 20690 if (!sUserManager.exists(userId)) return; 20691 if (callingPackage == null) { 20692 callingPackage = Integer.toString(Binder.getCallingUid()); 20693 } 20694 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20695 } 20696 20697 @Override 20698 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20699 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20700 synchronized (mPackages) { 20701 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20702 if (pkgSetting != null) { 20703 pkgSetting.setUpdateAvailable(updateAvailable); 20704 } 20705 } 20706 } 20707 20708 @Override 20709 public void setComponentEnabledSetting(ComponentName componentName, 20710 int newState, int flags, int userId) { 20711 if (!sUserManager.exists(userId)) return; 20712 setEnabledSetting(componentName.getPackageName(), 20713 componentName.getClassName(), newState, flags, userId, null); 20714 } 20715 20716 private void setEnabledSetting(final String packageName, String className, int newState, 20717 final int flags, int userId, String callingPackage) { 20718 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20719 || newState == COMPONENT_ENABLED_STATE_ENABLED 20720 || newState == COMPONENT_ENABLED_STATE_DISABLED 20721 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20722 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20723 throw new IllegalArgumentException("Invalid new component state: " 20724 + newState); 20725 } 20726 PackageSetting pkgSetting; 20727 final int callingUid = Binder.getCallingUid(); 20728 final int permission; 20729 if (callingUid == Process.SYSTEM_UID) { 20730 permission = PackageManager.PERMISSION_GRANTED; 20731 } else { 20732 permission = mContext.checkCallingOrSelfPermission( 20733 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20734 } 20735 enforceCrossUserPermission(callingUid, userId, 20736 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20737 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20738 boolean sendNow = false; 20739 boolean isApp = (className == null); 20740 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20741 String componentName = isApp ? packageName : className; 20742 int packageUid = -1; 20743 ArrayList<String> components; 20744 20745 // reader 20746 synchronized (mPackages) { 20747 pkgSetting = mSettings.mPackages.get(packageName); 20748 if (pkgSetting == null) { 20749 if (!isCallerInstantApp) { 20750 if (className == null) { 20751 throw new IllegalArgumentException("Unknown package: " + packageName); 20752 } 20753 throw new IllegalArgumentException( 20754 "Unknown component: " + packageName + "/" + className); 20755 } else { 20756 // throw SecurityException to prevent leaking package information 20757 throw new SecurityException( 20758 "Attempt to change component state; " 20759 + "pid=" + Binder.getCallingPid() 20760 + ", uid=" + callingUid 20761 + (className == null 20762 ? ", package=" + packageName 20763 : ", component=" + packageName + "/" + className)); 20764 } 20765 } 20766 } 20767 20768 // Limit who can change which apps 20769 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20770 // Don't allow apps that don't have permission to modify other apps 20771 if (!allowedByPermission) { 20772 throw new SecurityException( 20773 "Attempt to change component state; " 20774 + "pid=" + Binder.getCallingPid() 20775 + ", uid=" + callingUid 20776 + (className == null 20777 ? ", package=" + packageName 20778 : ", component=" + packageName + "/" + className)); 20779 } 20780 // Don't allow changing protected packages. 20781 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20782 throw new SecurityException("Cannot disable a protected package: " + packageName); 20783 } 20784 } 20785 20786 synchronized (mPackages) { 20787 if (callingUid == Process.SHELL_UID 20788 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20789 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20790 // unless it is a test package. 20791 int oldState = pkgSetting.getEnabled(userId); 20792 if (className == null 20793 && 20794 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20795 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20796 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20797 && 20798 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20799 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20800 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20801 // ok 20802 } else { 20803 throw new SecurityException( 20804 "Shell cannot change component state for " + packageName + "/" 20805 + className + " to " + newState); 20806 } 20807 } 20808 if (className == null) { 20809 // We're dealing with an application/package level state change 20810 if (pkgSetting.getEnabled(userId) == newState) { 20811 // Nothing to do 20812 return; 20813 } 20814 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20815 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20816 // Don't care about who enables an app. 20817 callingPackage = null; 20818 } 20819 pkgSetting.setEnabled(newState, userId, callingPackage); 20820 // pkgSetting.pkg.mSetEnabled = newState; 20821 } else { 20822 // We're dealing with a component level state change 20823 // First, verify that this is a valid class name. 20824 PackageParser.Package pkg = pkgSetting.pkg; 20825 if (pkg == null || !pkg.hasComponentClassName(className)) { 20826 if (pkg != null && 20827 pkg.applicationInfo.targetSdkVersion >= 20828 Build.VERSION_CODES.JELLY_BEAN) { 20829 throw new IllegalArgumentException("Component class " + className 20830 + " does not exist in " + packageName); 20831 } else { 20832 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20833 + className + " does not exist in " + packageName); 20834 } 20835 } 20836 switch (newState) { 20837 case COMPONENT_ENABLED_STATE_ENABLED: 20838 if (!pkgSetting.enableComponentLPw(className, userId)) { 20839 return; 20840 } 20841 break; 20842 case COMPONENT_ENABLED_STATE_DISABLED: 20843 if (!pkgSetting.disableComponentLPw(className, userId)) { 20844 return; 20845 } 20846 break; 20847 case COMPONENT_ENABLED_STATE_DEFAULT: 20848 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20849 return; 20850 } 20851 break; 20852 default: 20853 Slog.e(TAG, "Invalid new component state: " + newState); 20854 return; 20855 } 20856 } 20857 scheduleWritePackageRestrictionsLocked(userId); 20858 updateSequenceNumberLP(packageName, new int[] { userId }); 20859 final long callingId = Binder.clearCallingIdentity(); 20860 try { 20861 updateInstantAppInstallerLocked(packageName); 20862 } finally { 20863 Binder.restoreCallingIdentity(callingId); 20864 } 20865 components = mPendingBroadcasts.get(userId, packageName); 20866 final boolean newPackage = components == null; 20867 if (newPackage) { 20868 components = new ArrayList<String>(); 20869 } 20870 if (!components.contains(componentName)) { 20871 components.add(componentName); 20872 } 20873 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20874 sendNow = true; 20875 // Purge entry from pending broadcast list if another one exists already 20876 // since we are sending one right away. 20877 mPendingBroadcasts.remove(userId, packageName); 20878 } else { 20879 if (newPackage) { 20880 mPendingBroadcasts.put(userId, packageName, components); 20881 } 20882 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20883 // Schedule a message 20884 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20885 } 20886 } 20887 } 20888 20889 long callingId = Binder.clearCallingIdentity(); 20890 try { 20891 if (sendNow) { 20892 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20893 sendPackageChangedBroadcast(packageName, 20894 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20895 } 20896 } finally { 20897 Binder.restoreCallingIdentity(callingId); 20898 } 20899 } 20900 20901 @Override 20902 public void flushPackageRestrictionsAsUser(int userId) { 20903 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20904 return; 20905 } 20906 if (!sUserManager.exists(userId)) { 20907 return; 20908 } 20909 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20910 false /* checkShell */, "flushPackageRestrictions"); 20911 synchronized (mPackages) { 20912 mSettings.writePackageRestrictionsLPr(userId); 20913 mDirtyUsers.remove(userId); 20914 if (mDirtyUsers.isEmpty()) { 20915 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20916 } 20917 } 20918 } 20919 20920 private void sendPackageChangedBroadcast(String packageName, 20921 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20922 if (DEBUG_INSTALL) 20923 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20924 + componentNames); 20925 Bundle extras = new Bundle(4); 20926 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20927 String nameList[] = new String[componentNames.size()]; 20928 componentNames.toArray(nameList); 20929 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20930 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20931 extras.putInt(Intent.EXTRA_UID, packageUid); 20932 // If this is not reporting a change of the overall package, then only send it 20933 // to registered receivers. We don't want to launch a swath of apps for every 20934 // little component state change. 20935 final int flags = !componentNames.contains(packageName) 20936 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20937 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20938 new int[] {UserHandle.getUserId(packageUid)}); 20939 } 20940 20941 @Override 20942 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20943 if (!sUserManager.exists(userId)) return; 20944 final int callingUid = Binder.getCallingUid(); 20945 if (getInstantAppPackageName(callingUid) != null) { 20946 return; 20947 } 20948 final int permission = mContext.checkCallingOrSelfPermission( 20949 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20950 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20951 enforceCrossUserPermission(callingUid, userId, 20952 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20953 // writer 20954 synchronized (mPackages) { 20955 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20956 allowedByPermission, callingUid, userId)) { 20957 scheduleWritePackageRestrictionsLocked(userId); 20958 } 20959 } 20960 } 20961 20962 @Override 20963 public String getInstallerPackageName(String packageName) { 20964 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20965 return null; 20966 } 20967 // reader 20968 synchronized (mPackages) { 20969 return mSettings.getInstallerPackageNameLPr(packageName); 20970 } 20971 } 20972 20973 public boolean isOrphaned(String packageName) { 20974 // reader 20975 synchronized (mPackages) { 20976 return mSettings.isOrphaned(packageName); 20977 } 20978 } 20979 20980 @Override 20981 public int getApplicationEnabledSetting(String packageName, int userId) { 20982 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20983 int callingUid = Binder.getCallingUid(); 20984 enforceCrossUserPermission(callingUid, userId, 20985 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20986 // reader 20987 synchronized (mPackages) { 20988 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20989 return COMPONENT_ENABLED_STATE_DISABLED; 20990 } 20991 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20992 } 20993 } 20994 20995 @Override 20996 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20997 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20998 int uid = Binder.getCallingUid(); 20999 enforceCrossUserPermission(uid, userId, 21000 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 21001 // reader 21002 synchronized (mPackages) { 21003 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 21004 } 21005 } 21006 21007 @Override 21008 public void enterSafeMode() { 21009 enforceSystemOrRoot("Only the system can request entering safe mode"); 21010 21011 if (!mSystemReady) { 21012 mSafeMode = true; 21013 } 21014 } 21015 21016 @Override 21017 public void systemReady() { 21018 enforceSystemOrRoot("Only the system can claim the system is ready"); 21019 21020 mSystemReady = true; 21021 final ContentResolver resolver = mContext.getContentResolver(); 21022 ContentObserver co = new ContentObserver(mHandler) { 21023 @Override 21024 public void onChange(boolean selfChange) { 21025 mEphemeralAppsDisabled = 21026 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 21027 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 21028 } 21029 }; 21030 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 21031 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 21032 false, co, UserHandle.USER_SYSTEM); 21033 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 21034 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 21035 co.onChange(true); 21036 21037 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 21038 // disabled after already being started. 21039 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 21040 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 21041 21042 // Read the compatibilty setting when the system is ready. 21043 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 21044 mContext.getContentResolver(), 21045 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 21046 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 21047 if (DEBUG_SETTINGS) { 21048 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 21049 } 21050 21051 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 21052 21053 synchronized (mPackages) { 21054 // Verify that all of the preferred activity components actually 21055 // exist. It is possible for applications to be updated and at 21056 // that point remove a previously declared activity component that 21057 // had been set as a preferred activity. We try to clean this up 21058 // the next time we encounter that preferred activity, but it is 21059 // possible for the user flow to never be able to return to that 21060 // situation so here we do a sanity check to make sure we haven't 21061 // left any junk around. 21062 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 21063 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21064 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21065 removed.clear(); 21066 for (PreferredActivity pa : pir.filterSet()) { 21067 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 21068 removed.add(pa); 21069 } 21070 } 21071 if (removed.size() > 0) { 21072 for (int r=0; r<removed.size(); r++) { 21073 PreferredActivity pa = removed.get(r); 21074 Slog.w(TAG, "Removing dangling preferred activity: " 21075 + pa.mPref.mComponent); 21076 pir.removeFilter(pa); 21077 } 21078 mSettings.writePackageRestrictionsLPr( 21079 mSettings.mPreferredActivities.keyAt(i)); 21080 } 21081 } 21082 21083 for (int userId : UserManagerService.getInstance().getUserIds()) { 21084 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 21085 grantPermissionsUserIds = ArrayUtils.appendInt( 21086 grantPermissionsUserIds, userId); 21087 } 21088 } 21089 } 21090 sUserManager.systemReady(); 21091 21092 // If we upgraded grant all default permissions before kicking off. 21093 for (int userId : grantPermissionsUserIds) { 21094 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 21095 } 21096 21097 // If we did not grant default permissions, we preload from this the 21098 // default permission exceptions lazily to ensure we don't hit the 21099 // disk on a new user creation. 21100 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 21101 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 21102 } 21103 21104 // Kick off any messages waiting for system ready 21105 if (mPostSystemReadyMessages != null) { 21106 for (Message msg : mPostSystemReadyMessages) { 21107 msg.sendToTarget(); 21108 } 21109 mPostSystemReadyMessages = null; 21110 } 21111 21112 // Watch for external volumes that come and go over time 21113 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21114 storage.registerListener(mStorageListener); 21115 21116 mInstallerService.systemReady(); 21117 mPackageDexOptimizer.systemReady(); 21118 21119 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 21120 StorageManagerInternal.class); 21121 StorageManagerInternal.addExternalStoragePolicy( 21122 new StorageManagerInternal.ExternalStorageMountPolicy() { 21123 @Override 21124 public int getMountMode(int uid, String packageName) { 21125 if (Process.isIsolated(uid)) { 21126 return Zygote.MOUNT_EXTERNAL_NONE; 21127 } 21128 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 21129 return Zygote.MOUNT_EXTERNAL_DEFAULT; 21130 } 21131 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 21132 return Zygote.MOUNT_EXTERNAL_DEFAULT; 21133 } 21134 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 21135 return Zygote.MOUNT_EXTERNAL_READ; 21136 } 21137 return Zygote.MOUNT_EXTERNAL_WRITE; 21138 } 21139 21140 @Override 21141 public boolean hasExternalStorage(int uid, String packageName) { 21142 return true; 21143 } 21144 }); 21145 21146 // Now that we're mostly running, clean up stale users and apps 21147 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 21148 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 21149 21150 if (mPrivappPermissionsViolations != null) { 21151 Slog.wtf(TAG,"Signature|privileged permissions not in " 21152 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 21153 mPrivappPermissionsViolations = null; 21154 } 21155 } 21156 21157 public void waitForAppDataPrepared() { 21158 if (mPrepareAppDataFuture == null) { 21159 return; 21160 } 21161 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 21162 mPrepareAppDataFuture = null; 21163 } 21164 21165 @Override 21166 public boolean isSafeMode() { 21167 // allow instant applications 21168 return mSafeMode; 21169 } 21170 21171 @Override 21172 public boolean hasSystemUidErrors() { 21173 // allow instant applications 21174 return mHasSystemUidErrors; 21175 } 21176 21177 static String arrayToString(int[] array) { 21178 StringBuffer buf = new StringBuffer(128); 21179 buf.append('['); 21180 if (array != null) { 21181 for (int i=0; i<array.length; i++) { 21182 if (i > 0) buf.append(", "); 21183 buf.append(array[i]); 21184 } 21185 } 21186 buf.append(']'); 21187 return buf.toString(); 21188 } 21189 21190 static class DumpState { 21191 public static final int DUMP_LIBS = 1 << 0; 21192 public static final int DUMP_FEATURES = 1 << 1; 21193 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 21194 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 21195 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 21196 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 21197 public static final int DUMP_PERMISSIONS = 1 << 6; 21198 public static final int DUMP_PACKAGES = 1 << 7; 21199 public static final int DUMP_SHARED_USERS = 1 << 8; 21200 public static final int DUMP_MESSAGES = 1 << 9; 21201 public static final int DUMP_PROVIDERS = 1 << 10; 21202 public static final int DUMP_VERIFIERS = 1 << 11; 21203 public static final int DUMP_PREFERRED = 1 << 12; 21204 public static final int DUMP_PREFERRED_XML = 1 << 13; 21205 public static final int DUMP_KEYSETS = 1 << 14; 21206 public static final int DUMP_VERSION = 1 << 15; 21207 public static final int DUMP_INSTALLS = 1 << 16; 21208 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 21209 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 21210 public static final int DUMP_FROZEN = 1 << 19; 21211 public static final int DUMP_DEXOPT = 1 << 20; 21212 public static final int DUMP_COMPILER_STATS = 1 << 21; 21213 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 21214 public static final int DUMP_CHANGES = 1 << 23; 21215 21216 public static final int OPTION_SHOW_FILTERS = 1 << 0; 21217 21218 private int mTypes; 21219 21220 private int mOptions; 21221 21222 private boolean mTitlePrinted; 21223 21224 private SharedUserSetting mSharedUser; 21225 21226 public boolean isDumping(int type) { 21227 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 21228 return true; 21229 } 21230 21231 return (mTypes & type) != 0; 21232 } 21233 21234 public void setDump(int type) { 21235 mTypes |= type; 21236 } 21237 21238 public boolean isOptionEnabled(int option) { 21239 return (mOptions & option) != 0; 21240 } 21241 21242 public void setOptionEnabled(int option) { 21243 mOptions |= option; 21244 } 21245 21246 public boolean onTitlePrinted() { 21247 final boolean printed = mTitlePrinted; 21248 mTitlePrinted = true; 21249 return printed; 21250 } 21251 21252 public boolean getTitlePrinted() { 21253 return mTitlePrinted; 21254 } 21255 21256 public void setTitlePrinted(boolean enabled) { 21257 mTitlePrinted = enabled; 21258 } 21259 21260 public SharedUserSetting getSharedUser() { 21261 return mSharedUser; 21262 } 21263 21264 public void setSharedUser(SharedUserSetting user) { 21265 mSharedUser = user; 21266 } 21267 } 21268 21269 @Override 21270 public void onShellCommand(FileDescriptor in, FileDescriptor out, 21271 FileDescriptor err, String[] args, ShellCallback callback, 21272 ResultReceiver resultReceiver) { 21273 (new PackageManagerShellCommand(this)).exec( 21274 this, in, out, err, args, callback, resultReceiver); 21275 } 21276 21277 @Override 21278 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 21279 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 21280 21281 DumpState dumpState = new DumpState(); 21282 boolean fullPreferred = false; 21283 boolean checkin = false; 21284 21285 String packageName = null; 21286 ArraySet<String> permissionNames = null; 21287 21288 int opti = 0; 21289 while (opti < args.length) { 21290 String opt = args[opti]; 21291 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 21292 break; 21293 } 21294 opti++; 21295 21296 if ("-a".equals(opt)) { 21297 // Right now we only know how to print all. 21298 } else if ("-h".equals(opt)) { 21299 pw.println("Package manager dump options:"); 21300 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 21301 pw.println(" --checkin: dump for a checkin"); 21302 pw.println(" -f: print details of intent filters"); 21303 pw.println(" -h: print this help"); 21304 pw.println(" cmd may be one of:"); 21305 pw.println(" l[ibraries]: list known shared libraries"); 21306 pw.println(" f[eatures]: list device features"); 21307 pw.println(" k[eysets]: print known keysets"); 21308 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 21309 pw.println(" perm[issions]: dump permissions"); 21310 pw.println(" permission [name ...]: dump declaration and use of given permission"); 21311 pw.println(" pref[erred]: print preferred package settings"); 21312 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 21313 pw.println(" prov[iders]: dump content providers"); 21314 pw.println(" p[ackages]: dump installed packages"); 21315 pw.println(" s[hared-users]: dump shared user IDs"); 21316 pw.println(" m[essages]: print collected runtime messages"); 21317 pw.println(" v[erifiers]: print package verifier info"); 21318 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 21319 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 21320 pw.println(" version: print database version info"); 21321 pw.println(" write: write current settings now"); 21322 pw.println(" installs: details about install sessions"); 21323 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 21324 pw.println(" dexopt: dump dexopt state"); 21325 pw.println(" compiler-stats: dump compiler statistics"); 21326 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 21327 pw.println(" <package.name>: info about given package"); 21328 return; 21329 } else if ("--checkin".equals(opt)) { 21330 checkin = true; 21331 } else if ("-f".equals(opt)) { 21332 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21333 } else if ("--proto".equals(opt)) { 21334 dumpProto(fd); 21335 return; 21336 } else { 21337 pw.println("Unknown argument: " + opt + "; use -h for help"); 21338 } 21339 } 21340 21341 // Is the caller requesting to dump a particular piece of data? 21342 if (opti < args.length) { 21343 String cmd = args[opti]; 21344 opti++; 21345 // Is this a package name? 21346 if ("android".equals(cmd) || cmd.contains(".")) { 21347 packageName = cmd; 21348 // When dumping a single package, we always dump all of its 21349 // filter information since the amount of data will be reasonable. 21350 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21351 } else if ("check-permission".equals(cmd)) { 21352 if (opti >= args.length) { 21353 pw.println("Error: check-permission missing permission argument"); 21354 return; 21355 } 21356 String perm = args[opti]; 21357 opti++; 21358 if (opti >= args.length) { 21359 pw.println("Error: check-permission missing package argument"); 21360 return; 21361 } 21362 21363 String pkg = args[opti]; 21364 opti++; 21365 int user = UserHandle.getUserId(Binder.getCallingUid()); 21366 if (opti < args.length) { 21367 try { 21368 user = Integer.parseInt(args[opti]); 21369 } catch (NumberFormatException e) { 21370 pw.println("Error: check-permission user argument is not a number: " 21371 + args[opti]); 21372 return; 21373 } 21374 } 21375 21376 // Normalize package name to handle renamed packages and static libs 21377 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21378 21379 pw.println(checkPermission(perm, pkg, user)); 21380 return; 21381 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21382 dumpState.setDump(DumpState.DUMP_LIBS); 21383 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21384 dumpState.setDump(DumpState.DUMP_FEATURES); 21385 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21386 if (opti >= args.length) { 21387 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21388 | DumpState.DUMP_SERVICE_RESOLVERS 21389 | DumpState.DUMP_RECEIVER_RESOLVERS 21390 | DumpState.DUMP_CONTENT_RESOLVERS); 21391 } else { 21392 while (opti < args.length) { 21393 String name = args[opti]; 21394 if ("a".equals(name) || "activity".equals(name)) { 21395 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21396 } else if ("s".equals(name) || "service".equals(name)) { 21397 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21398 } else if ("r".equals(name) || "receiver".equals(name)) { 21399 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21400 } else if ("c".equals(name) || "content".equals(name)) { 21401 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21402 } else { 21403 pw.println("Error: unknown resolver table type: " + name); 21404 return; 21405 } 21406 opti++; 21407 } 21408 } 21409 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21410 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21411 } else if ("permission".equals(cmd)) { 21412 if (opti >= args.length) { 21413 pw.println("Error: permission requires permission name"); 21414 return; 21415 } 21416 permissionNames = new ArraySet<>(); 21417 while (opti < args.length) { 21418 permissionNames.add(args[opti]); 21419 opti++; 21420 } 21421 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21422 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21423 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21424 dumpState.setDump(DumpState.DUMP_PREFERRED); 21425 } else if ("preferred-xml".equals(cmd)) { 21426 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21427 if (opti < args.length && "--full".equals(args[opti])) { 21428 fullPreferred = true; 21429 opti++; 21430 } 21431 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21432 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21433 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21434 dumpState.setDump(DumpState.DUMP_PACKAGES); 21435 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21436 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21437 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21438 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21439 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21440 dumpState.setDump(DumpState.DUMP_MESSAGES); 21441 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21442 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21443 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21444 || "intent-filter-verifiers".equals(cmd)) { 21445 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21446 } else if ("version".equals(cmd)) { 21447 dumpState.setDump(DumpState.DUMP_VERSION); 21448 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21449 dumpState.setDump(DumpState.DUMP_KEYSETS); 21450 } else if ("installs".equals(cmd)) { 21451 dumpState.setDump(DumpState.DUMP_INSTALLS); 21452 } else if ("frozen".equals(cmd)) { 21453 dumpState.setDump(DumpState.DUMP_FROZEN); 21454 } else if ("dexopt".equals(cmd)) { 21455 dumpState.setDump(DumpState.DUMP_DEXOPT); 21456 } else if ("compiler-stats".equals(cmd)) { 21457 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21458 } else if ("enabled-overlays".equals(cmd)) { 21459 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 21460 } else if ("changes".equals(cmd)) { 21461 dumpState.setDump(DumpState.DUMP_CHANGES); 21462 } else if ("write".equals(cmd)) { 21463 synchronized (mPackages) { 21464 mSettings.writeLPr(); 21465 pw.println("Settings written."); 21466 return; 21467 } 21468 } 21469 } 21470 21471 if (checkin) { 21472 pw.println("vers,1"); 21473 } 21474 21475 // reader 21476 synchronized (mPackages) { 21477 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21478 if (!checkin) { 21479 if (dumpState.onTitlePrinted()) 21480 pw.println(); 21481 pw.println("Database versions:"); 21482 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21483 } 21484 } 21485 21486 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21487 if (!checkin) { 21488 if (dumpState.onTitlePrinted()) 21489 pw.println(); 21490 pw.println("Verifiers:"); 21491 pw.print(" Required: "); 21492 pw.print(mRequiredVerifierPackage); 21493 pw.print(" (uid="); 21494 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21495 UserHandle.USER_SYSTEM)); 21496 pw.println(")"); 21497 } else if (mRequiredVerifierPackage != null) { 21498 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21499 pw.print(","); 21500 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21501 UserHandle.USER_SYSTEM)); 21502 } 21503 } 21504 21505 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21506 packageName == null) { 21507 if (mIntentFilterVerifierComponent != null) { 21508 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21509 if (!checkin) { 21510 if (dumpState.onTitlePrinted()) 21511 pw.println(); 21512 pw.println("Intent Filter Verifier:"); 21513 pw.print(" Using: "); 21514 pw.print(verifierPackageName); 21515 pw.print(" (uid="); 21516 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21517 UserHandle.USER_SYSTEM)); 21518 pw.println(")"); 21519 } else if (verifierPackageName != null) { 21520 pw.print("ifv,"); pw.print(verifierPackageName); 21521 pw.print(","); 21522 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21523 UserHandle.USER_SYSTEM)); 21524 } 21525 } else { 21526 pw.println(); 21527 pw.println("No Intent Filter Verifier available!"); 21528 } 21529 } 21530 21531 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21532 boolean printedHeader = false; 21533 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21534 while (it.hasNext()) { 21535 String libName = it.next(); 21536 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21537 if (versionedLib == null) { 21538 continue; 21539 } 21540 final int versionCount = versionedLib.size(); 21541 for (int i = 0; i < versionCount; i++) { 21542 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21543 if (!checkin) { 21544 if (!printedHeader) { 21545 if (dumpState.onTitlePrinted()) 21546 pw.println(); 21547 pw.println("Libraries:"); 21548 printedHeader = true; 21549 } 21550 pw.print(" "); 21551 } else { 21552 pw.print("lib,"); 21553 } 21554 pw.print(libEntry.info.getName()); 21555 if (libEntry.info.isStatic()) { 21556 pw.print(" version=" + libEntry.info.getVersion()); 21557 } 21558 if (!checkin) { 21559 pw.print(" -> "); 21560 } 21561 if (libEntry.path != null) { 21562 pw.print(" (jar) "); 21563 pw.print(libEntry.path); 21564 } else { 21565 pw.print(" (apk) "); 21566 pw.print(libEntry.apk); 21567 } 21568 pw.println(); 21569 } 21570 } 21571 } 21572 21573 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21574 if (dumpState.onTitlePrinted()) 21575 pw.println(); 21576 if (!checkin) { 21577 pw.println("Features:"); 21578 } 21579 21580 synchronized (mAvailableFeatures) { 21581 for (FeatureInfo feat : mAvailableFeatures.values()) { 21582 if (checkin) { 21583 pw.print("feat,"); 21584 pw.print(feat.name); 21585 pw.print(","); 21586 pw.println(feat.version); 21587 } else { 21588 pw.print(" "); 21589 pw.print(feat.name); 21590 if (feat.version > 0) { 21591 pw.print(" version="); 21592 pw.print(feat.version); 21593 } 21594 pw.println(); 21595 } 21596 } 21597 } 21598 } 21599 21600 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21601 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21602 : "Activity Resolver Table:", " ", packageName, 21603 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21604 dumpState.setTitlePrinted(true); 21605 } 21606 } 21607 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21608 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21609 : "Receiver Resolver Table:", " ", packageName, 21610 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21611 dumpState.setTitlePrinted(true); 21612 } 21613 } 21614 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21615 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21616 : "Service Resolver Table:", " ", packageName, 21617 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21618 dumpState.setTitlePrinted(true); 21619 } 21620 } 21621 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21622 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21623 : "Provider Resolver Table:", " ", packageName, 21624 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21625 dumpState.setTitlePrinted(true); 21626 } 21627 } 21628 21629 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21630 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21631 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21632 int user = mSettings.mPreferredActivities.keyAt(i); 21633 if (pir.dump(pw, 21634 dumpState.getTitlePrinted() 21635 ? "\nPreferred Activities User " + user + ":" 21636 : "Preferred Activities User " + user + ":", " ", 21637 packageName, true, false)) { 21638 dumpState.setTitlePrinted(true); 21639 } 21640 } 21641 } 21642 21643 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21644 pw.flush(); 21645 FileOutputStream fout = new FileOutputStream(fd); 21646 BufferedOutputStream str = new BufferedOutputStream(fout); 21647 XmlSerializer serializer = new FastXmlSerializer(); 21648 try { 21649 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21650 serializer.startDocument(null, true); 21651 serializer.setFeature( 21652 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21653 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21654 serializer.endDocument(); 21655 serializer.flush(); 21656 } catch (IllegalArgumentException e) { 21657 pw.println("Failed writing: " + e); 21658 } catch (IllegalStateException e) { 21659 pw.println("Failed writing: " + e); 21660 } catch (IOException e) { 21661 pw.println("Failed writing: " + e); 21662 } 21663 } 21664 21665 if (!checkin 21666 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21667 && packageName == null) { 21668 pw.println(); 21669 int count = mSettings.mPackages.size(); 21670 if (count == 0) { 21671 pw.println("No applications!"); 21672 pw.println(); 21673 } else { 21674 final String prefix = " "; 21675 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21676 if (allPackageSettings.size() == 0) { 21677 pw.println("No domain preferred apps!"); 21678 pw.println(); 21679 } else { 21680 pw.println("App verification status:"); 21681 pw.println(); 21682 count = 0; 21683 for (PackageSetting ps : allPackageSettings) { 21684 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21685 if (ivi == null || ivi.getPackageName() == null) continue; 21686 pw.println(prefix + "Package: " + ivi.getPackageName()); 21687 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21688 pw.println(prefix + "Status: " + ivi.getStatusString()); 21689 pw.println(); 21690 count++; 21691 } 21692 if (count == 0) { 21693 pw.println(prefix + "No app verification established."); 21694 pw.println(); 21695 } 21696 for (int userId : sUserManager.getUserIds()) { 21697 pw.println("App linkages for user " + userId + ":"); 21698 pw.println(); 21699 count = 0; 21700 for (PackageSetting ps : allPackageSettings) { 21701 final long status = ps.getDomainVerificationStatusForUser(userId); 21702 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21703 && !DEBUG_DOMAIN_VERIFICATION) { 21704 continue; 21705 } 21706 pw.println(prefix + "Package: " + ps.name); 21707 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21708 String statusStr = IntentFilterVerificationInfo. 21709 getStatusStringFromValue(status); 21710 pw.println(prefix + "Status: " + statusStr); 21711 pw.println(); 21712 count++; 21713 } 21714 if (count == 0) { 21715 pw.println(prefix + "No configured app linkages."); 21716 pw.println(); 21717 } 21718 } 21719 } 21720 } 21721 } 21722 21723 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21724 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21725 if (packageName == null && permissionNames == null) { 21726 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 21727 if (iperm == 0) { 21728 if (dumpState.onTitlePrinted()) 21729 pw.println(); 21730 pw.println("AppOp Permissions:"); 21731 } 21732 pw.print(" AppOp Permission "); 21733 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 21734 pw.println(":"); 21735 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 21736 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 21737 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 21738 } 21739 } 21740 } 21741 } 21742 21743 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21744 boolean printedSomething = false; 21745 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21746 if (packageName != null && !packageName.equals(p.info.packageName)) { 21747 continue; 21748 } 21749 if (!printedSomething) { 21750 if (dumpState.onTitlePrinted()) 21751 pw.println(); 21752 pw.println("Registered ContentProviders:"); 21753 printedSomething = true; 21754 } 21755 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21756 pw.print(" "); pw.println(p.toString()); 21757 } 21758 printedSomething = false; 21759 for (Map.Entry<String, PackageParser.Provider> entry : 21760 mProvidersByAuthority.entrySet()) { 21761 PackageParser.Provider p = entry.getValue(); 21762 if (packageName != null && !packageName.equals(p.info.packageName)) { 21763 continue; 21764 } 21765 if (!printedSomething) { 21766 if (dumpState.onTitlePrinted()) 21767 pw.println(); 21768 pw.println("ContentProvider Authorities:"); 21769 printedSomething = true; 21770 } 21771 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21772 pw.print(" "); pw.println(p.toString()); 21773 if (p.info != null && p.info.applicationInfo != null) { 21774 final String appInfo = p.info.applicationInfo.toString(); 21775 pw.print(" applicationInfo="); pw.println(appInfo); 21776 } 21777 } 21778 } 21779 21780 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21781 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21782 } 21783 21784 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21785 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21786 } 21787 21788 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21789 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21790 } 21791 21792 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21793 if (dumpState.onTitlePrinted()) pw.println(); 21794 pw.println("Package Changes:"); 21795 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21796 final int K = mChangedPackages.size(); 21797 for (int i = 0; i < K; i++) { 21798 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21799 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21800 final int N = changes.size(); 21801 if (N == 0) { 21802 pw.print(" "); pw.println("No packages changed"); 21803 } else { 21804 for (int j = 0; j < N; j++) { 21805 final String pkgName = changes.valueAt(j); 21806 final int sequenceNumber = changes.keyAt(j); 21807 pw.print(" "); 21808 pw.print("seq="); 21809 pw.print(sequenceNumber); 21810 pw.print(", package="); 21811 pw.println(pkgName); 21812 } 21813 } 21814 } 21815 } 21816 21817 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21818 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21819 } 21820 21821 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21822 // XXX should handle packageName != null by dumping only install data that 21823 // the given package is involved with. 21824 if (dumpState.onTitlePrinted()) pw.println(); 21825 21826 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21827 ipw.println(); 21828 ipw.println("Frozen packages:"); 21829 ipw.increaseIndent(); 21830 if (mFrozenPackages.size() == 0) { 21831 ipw.println("(none)"); 21832 } else { 21833 for (int i = 0; i < mFrozenPackages.size(); i++) { 21834 ipw.println(mFrozenPackages.valueAt(i)); 21835 } 21836 } 21837 ipw.decreaseIndent(); 21838 } 21839 21840 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21841 if (dumpState.onTitlePrinted()) pw.println(); 21842 dumpDexoptStateLPr(pw, packageName); 21843 } 21844 21845 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21846 if (dumpState.onTitlePrinted()) pw.println(); 21847 dumpCompilerStatsLPr(pw, packageName); 21848 } 21849 21850 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 21851 if (dumpState.onTitlePrinted()) pw.println(); 21852 dumpEnabledOverlaysLPr(pw); 21853 } 21854 21855 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21856 if (dumpState.onTitlePrinted()) pw.println(); 21857 mSettings.dumpReadMessagesLPr(pw, dumpState); 21858 21859 pw.println(); 21860 pw.println("Package warning messages:"); 21861 BufferedReader in = null; 21862 String line = null; 21863 try { 21864 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21865 while ((line = in.readLine()) != null) { 21866 if (line.contains("ignored: updated version")) continue; 21867 pw.println(line); 21868 } 21869 } catch (IOException ignored) { 21870 } finally { 21871 IoUtils.closeQuietly(in); 21872 } 21873 } 21874 21875 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21876 BufferedReader in = null; 21877 String line = null; 21878 try { 21879 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21880 while ((line = in.readLine()) != null) { 21881 if (line.contains("ignored: updated version")) continue; 21882 pw.print("msg,"); 21883 pw.println(line); 21884 } 21885 } catch (IOException ignored) { 21886 } finally { 21887 IoUtils.closeQuietly(in); 21888 } 21889 } 21890 } 21891 21892 // PackageInstaller should be called outside of mPackages lock 21893 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21894 // XXX should handle packageName != null by dumping only install data that 21895 // the given package is involved with. 21896 if (dumpState.onTitlePrinted()) pw.println(); 21897 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21898 } 21899 } 21900 21901 private void dumpProto(FileDescriptor fd) { 21902 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21903 21904 synchronized (mPackages) { 21905 final long requiredVerifierPackageToken = 21906 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21907 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21908 proto.write( 21909 PackageServiceDumpProto.PackageShortProto.UID, 21910 getPackageUid( 21911 mRequiredVerifierPackage, 21912 MATCH_DEBUG_TRIAGED_MISSING, 21913 UserHandle.USER_SYSTEM)); 21914 proto.end(requiredVerifierPackageToken); 21915 21916 if (mIntentFilterVerifierComponent != null) { 21917 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21918 final long verifierPackageToken = 21919 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21920 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21921 proto.write( 21922 PackageServiceDumpProto.PackageShortProto.UID, 21923 getPackageUid( 21924 verifierPackageName, 21925 MATCH_DEBUG_TRIAGED_MISSING, 21926 UserHandle.USER_SYSTEM)); 21927 proto.end(verifierPackageToken); 21928 } 21929 21930 dumpSharedLibrariesProto(proto); 21931 dumpFeaturesProto(proto); 21932 mSettings.dumpPackagesProto(proto); 21933 mSettings.dumpSharedUsersProto(proto); 21934 dumpMessagesProto(proto); 21935 } 21936 proto.flush(); 21937 } 21938 21939 private void dumpMessagesProto(ProtoOutputStream proto) { 21940 BufferedReader in = null; 21941 String line = null; 21942 try { 21943 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21944 while ((line = in.readLine()) != null) { 21945 if (line.contains("ignored: updated version")) continue; 21946 proto.write(PackageServiceDumpProto.MESSAGES, line); 21947 } 21948 } catch (IOException ignored) { 21949 } finally { 21950 IoUtils.closeQuietly(in); 21951 } 21952 } 21953 21954 private void dumpFeaturesProto(ProtoOutputStream proto) { 21955 synchronized (mAvailableFeatures) { 21956 final int count = mAvailableFeatures.size(); 21957 for (int i = 0; i < count; i++) { 21958 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 21959 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 21960 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 21961 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 21962 proto.end(featureToken); 21963 } 21964 } 21965 } 21966 21967 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21968 final int count = mSharedLibraries.size(); 21969 for (int i = 0; i < count; i++) { 21970 final String libName = mSharedLibraries.keyAt(i); 21971 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21972 if (versionedLib == null) { 21973 continue; 21974 } 21975 final int versionCount = versionedLib.size(); 21976 for (int j = 0; j < versionCount; j++) { 21977 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21978 final long sharedLibraryToken = 21979 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21980 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21981 final boolean isJar = (libEntry.path != null); 21982 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21983 if (isJar) { 21984 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21985 } else { 21986 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21987 } 21988 proto.end(sharedLibraryToken); 21989 } 21990 } 21991 } 21992 21993 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21994 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21995 ipw.println(); 21996 ipw.println("Dexopt state:"); 21997 ipw.increaseIndent(); 21998 Collection<PackageParser.Package> packages = null; 21999 if (packageName != null) { 22000 PackageParser.Package targetPackage = mPackages.get(packageName); 22001 if (targetPackage != null) { 22002 packages = Collections.singletonList(targetPackage); 22003 } else { 22004 ipw.println("Unable to find package: " + packageName); 22005 return; 22006 } 22007 } else { 22008 packages = mPackages.values(); 22009 } 22010 22011 for (PackageParser.Package pkg : packages) { 22012 ipw.println("[" + pkg.packageName + "]"); 22013 ipw.increaseIndent(); 22014 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 22015 ipw.decreaseIndent(); 22016 } 22017 } 22018 22019 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 22020 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 22021 ipw.println(); 22022 ipw.println("Compiler stats:"); 22023 ipw.increaseIndent(); 22024 Collection<PackageParser.Package> packages = null; 22025 if (packageName != null) { 22026 PackageParser.Package targetPackage = mPackages.get(packageName); 22027 if (targetPackage != null) { 22028 packages = Collections.singletonList(targetPackage); 22029 } else { 22030 ipw.println("Unable to find package: " + packageName); 22031 return; 22032 } 22033 } else { 22034 packages = mPackages.values(); 22035 } 22036 22037 for (PackageParser.Package pkg : packages) { 22038 ipw.println("[" + pkg.packageName + "]"); 22039 ipw.increaseIndent(); 22040 22041 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 22042 if (stats == null) { 22043 ipw.println("(No recorded stats)"); 22044 } else { 22045 stats.dump(ipw); 22046 } 22047 ipw.decreaseIndent(); 22048 } 22049 } 22050 22051 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 22052 pw.println("Enabled overlay paths:"); 22053 final int N = mEnabledOverlayPaths.size(); 22054 for (int i = 0; i < N; i++) { 22055 final int userId = mEnabledOverlayPaths.keyAt(i); 22056 pw.println(String.format(" User %d:", userId)); 22057 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 22058 mEnabledOverlayPaths.valueAt(i); 22059 final int M = userSpecificOverlays.size(); 22060 for (int j = 0; j < M; j++) { 22061 final String targetPackageName = userSpecificOverlays.keyAt(j); 22062 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 22063 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 22064 } 22065 } 22066 } 22067 22068 private String dumpDomainString(String packageName) { 22069 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 22070 .getList(); 22071 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 22072 22073 ArraySet<String> result = new ArraySet<>(); 22074 if (iviList.size() > 0) { 22075 for (IntentFilterVerificationInfo ivi : iviList) { 22076 for (String host : ivi.getDomains()) { 22077 result.add(host); 22078 } 22079 } 22080 } 22081 if (filters != null && filters.size() > 0) { 22082 for (IntentFilter filter : filters) { 22083 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 22084 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 22085 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 22086 result.addAll(filter.getHostsList()); 22087 } 22088 } 22089 } 22090 22091 StringBuilder sb = new StringBuilder(result.size() * 16); 22092 for (String domain : result) { 22093 if (sb.length() > 0) sb.append(" "); 22094 sb.append(domain); 22095 } 22096 return sb.toString(); 22097 } 22098 22099 // ------- apps on sdcard specific code ------- 22100 static final boolean DEBUG_SD_INSTALL = false; 22101 22102 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 22103 22104 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 22105 22106 private boolean mMediaMounted = false; 22107 22108 static String getEncryptKey() { 22109 try { 22110 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 22111 SD_ENCRYPTION_KEYSTORE_NAME); 22112 if (sdEncKey == null) { 22113 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 22114 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 22115 if (sdEncKey == null) { 22116 Slog.e(TAG, "Failed to create encryption keys"); 22117 return null; 22118 } 22119 } 22120 return sdEncKey; 22121 } catch (NoSuchAlgorithmException nsae) { 22122 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 22123 return null; 22124 } catch (IOException ioe) { 22125 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 22126 return null; 22127 } 22128 } 22129 22130 /* 22131 * Update media status on PackageManager. 22132 */ 22133 @Override 22134 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 22135 enforceSystemOrRoot("Media status can only be updated by the system"); 22136 // reader; this apparently protects mMediaMounted, but should probably 22137 // be a different lock in that case. 22138 synchronized (mPackages) { 22139 Log.i(TAG, "Updating external media status from " 22140 + (mMediaMounted ? "mounted" : "unmounted") + " to " 22141 + (mediaStatus ? "mounted" : "unmounted")); 22142 if (DEBUG_SD_INSTALL) 22143 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 22144 + ", mMediaMounted=" + mMediaMounted); 22145 if (mediaStatus == mMediaMounted) { 22146 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 22147 : 0, -1); 22148 mHandler.sendMessage(msg); 22149 return; 22150 } 22151 mMediaMounted = mediaStatus; 22152 } 22153 // Queue up an async operation since the package installation may take a 22154 // little while. 22155 mHandler.post(new Runnable() { 22156 public void run() { 22157 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 22158 } 22159 }); 22160 } 22161 22162 /** 22163 * Called by StorageManagerService when the initial ASECs to scan are available. 22164 * Should block until all the ASEC containers are finished being scanned. 22165 */ 22166 public void scanAvailableAsecs() { 22167 updateExternalMediaStatusInner(true, false, false); 22168 } 22169 22170 /* 22171 * Collect information of applications on external media, map them against 22172 * existing containers and update information based on current mount status. 22173 * Please note that we always have to report status if reportStatus has been 22174 * set to true especially when unloading packages. 22175 */ 22176 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 22177 boolean externalStorage) { 22178 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 22179 int[] uidArr = EmptyArray.INT; 22180 22181 final String[] list = PackageHelper.getSecureContainerList(); 22182 if (ArrayUtils.isEmpty(list)) { 22183 Log.i(TAG, "No secure containers found"); 22184 } else { 22185 // Process list of secure containers and categorize them 22186 // as active or stale based on their package internal state. 22187 22188 // reader 22189 synchronized (mPackages) { 22190 for (String cid : list) { 22191 // Leave stages untouched for now; installer service owns them 22192 if (PackageInstallerService.isStageName(cid)) continue; 22193 22194 if (DEBUG_SD_INSTALL) 22195 Log.i(TAG, "Processing container " + cid); 22196 String pkgName = getAsecPackageName(cid); 22197 if (pkgName == null) { 22198 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 22199 continue; 22200 } 22201 if (DEBUG_SD_INSTALL) 22202 Log.i(TAG, "Looking for pkg : " + pkgName); 22203 22204 final PackageSetting ps = mSettings.mPackages.get(pkgName); 22205 if (ps == null) { 22206 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 22207 continue; 22208 } 22209 22210 /* 22211 * Skip packages that are not external if we're unmounting 22212 * external storage. 22213 */ 22214 if (externalStorage && !isMounted && !isExternal(ps)) { 22215 continue; 22216 } 22217 22218 final AsecInstallArgs args = new AsecInstallArgs(cid, 22219 getAppDexInstructionSets(ps), ps.isForwardLocked()); 22220 // The package status is changed only if the code path 22221 // matches between settings and the container id. 22222 if (ps.codePathString != null 22223 && ps.codePathString.startsWith(args.getCodePath())) { 22224 if (DEBUG_SD_INSTALL) { 22225 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 22226 + " at code path: " + ps.codePathString); 22227 } 22228 22229 // We do have a valid package installed on sdcard 22230 processCids.put(args, ps.codePathString); 22231 final int uid = ps.appId; 22232 if (uid != -1) { 22233 uidArr = ArrayUtils.appendInt(uidArr, uid); 22234 } 22235 } else { 22236 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 22237 + ps.codePathString); 22238 } 22239 } 22240 } 22241 22242 Arrays.sort(uidArr); 22243 } 22244 22245 // Process packages with valid entries. 22246 if (isMounted) { 22247 if (DEBUG_SD_INSTALL) 22248 Log.i(TAG, "Loading packages"); 22249 loadMediaPackages(processCids, uidArr, externalStorage); 22250 startCleaningPackages(); 22251 mInstallerService.onSecureContainersAvailable(); 22252 } else { 22253 if (DEBUG_SD_INSTALL) 22254 Log.i(TAG, "Unloading packages"); 22255 unloadMediaPackages(processCids, uidArr, reportStatus); 22256 } 22257 } 22258 22259 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 22260 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 22261 final int size = infos.size(); 22262 final String[] packageNames = new String[size]; 22263 final int[] packageUids = new int[size]; 22264 for (int i = 0; i < size; i++) { 22265 final ApplicationInfo info = infos.get(i); 22266 packageNames[i] = info.packageName; 22267 packageUids[i] = info.uid; 22268 } 22269 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 22270 finishedReceiver); 22271 } 22272 22273 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 22274 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 22275 sendResourcesChangedBroadcast(mediaStatus, replacing, 22276 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 22277 } 22278 22279 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 22280 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 22281 int size = pkgList.length; 22282 if (size > 0) { 22283 // Send broadcasts here 22284 Bundle extras = new Bundle(); 22285 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 22286 if (uidArr != null) { 22287 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 22288 } 22289 if (replacing) { 22290 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 22291 } 22292 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 22293 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 22294 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 22295 } 22296 } 22297 22298 /* 22299 * Look at potentially valid container ids from processCids If package 22300 * information doesn't match the one on record or package scanning fails, 22301 * the cid is added to list of removeCids. We currently don't delete stale 22302 * containers. 22303 */ 22304 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 22305 boolean externalStorage) { 22306 ArrayList<String> pkgList = new ArrayList<String>(); 22307 Set<AsecInstallArgs> keys = processCids.keySet(); 22308 22309 for (AsecInstallArgs args : keys) { 22310 String codePath = processCids.get(args); 22311 if (DEBUG_SD_INSTALL) 22312 Log.i(TAG, "Loading container : " + args.cid); 22313 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 22314 try { 22315 // Make sure there are no container errors first. 22316 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 22317 Slog.e(TAG, "Failed to mount cid : " + args.cid 22318 + " when installing from sdcard"); 22319 continue; 22320 } 22321 // Check code path here. 22322 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 22323 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 22324 + " does not match one in settings " + codePath); 22325 continue; 22326 } 22327 // Parse package 22328 int parseFlags = mDefParseFlags; 22329 if (args.isExternalAsec()) { 22330 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 22331 } 22332 if (args.isFwdLocked()) { 22333 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 22334 } 22335 22336 synchronized (mInstallLock) { 22337 PackageParser.Package pkg = null; 22338 try { 22339 // Sadly we don't know the package name yet to freeze it 22340 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 22341 SCAN_IGNORE_FROZEN, 0, null); 22342 } catch (PackageManagerException e) { 22343 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 22344 } 22345 // Scan the package 22346 if (pkg != null) { 22347 /* 22348 * TODO why is the lock being held? doPostInstall is 22349 * called in other places without the lock. This needs 22350 * to be straightened out. 22351 */ 22352 // writer 22353 synchronized (mPackages) { 22354 retCode = PackageManager.INSTALL_SUCCEEDED; 22355 pkgList.add(pkg.packageName); 22356 // Post process args 22357 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 22358 pkg.applicationInfo.uid); 22359 } 22360 } else { 22361 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 22362 } 22363 } 22364 22365 } finally { 22366 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 22367 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 22368 } 22369 } 22370 } 22371 // writer 22372 synchronized (mPackages) { 22373 // If the platform SDK has changed since the last time we booted, 22374 // we need to re-grant app permission to catch any new ones that 22375 // appear. This is really a hack, and means that apps can in some 22376 // cases get permissions that the user didn't initially explicitly 22377 // allow... it would be nice to have some better way to handle 22378 // this situation. 22379 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 22380 : mSettings.getInternalVersion(); 22381 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 22382 : StorageManager.UUID_PRIVATE_INTERNAL; 22383 22384 int updateFlags = UPDATE_PERMISSIONS_ALL; 22385 if (ver.sdkVersion != mSdkVersion) { 22386 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 22387 + mSdkVersion + "; regranting permissions for external"); 22388 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 22389 } 22390 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 22391 22392 // Yay, everything is now upgraded 22393 ver.forceCurrent(); 22394 22395 // can downgrade to reader 22396 // Persist settings 22397 mSettings.writeLPr(); 22398 } 22399 // Send a broadcast to let everyone know we are done processing 22400 if (pkgList.size() > 0) { 22401 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 22402 } 22403 } 22404 22405 /* 22406 * Utility method to unload a list of specified containers 22407 */ 22408 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 22409 // Just unmount all valid containers. 22410 for (AsecInstallArgs arg : cidArgs) { 22411 synchronized (mInstallLock) { 22412 arg.doPostDeleteLI(false); 22413 } 22414 } 22415 } 22416 22417 /* 22418 * Unload packages mounted on external media. This involves deleting package 22419 * data from internal structures, sending broadcasts about disabled packages, 22420 * gc'ing to free up references, unmounting all secure containers 22421 * corresponding to packages on external media, and posting a 22422 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 22423 * that we always have to post this message if status has been requested no 22424 * matter what. 22425 */ 22426 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 22427 final boolean reportStatus) { 22428 if (DEBUG_SD_INSTALL) 22429 Log.i(TAG, "unloading media packages"); 22430 ArrayList<String> pkgList = new ArrayList<String>(); 22431 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 22432 final Set<AsecInstallArgs> keys = processCids.keySet(); 22433 for (AsecInstallArgs args : keys) { 22434 String pkgName = args.getPackageName(); 22435 if (DEBUG_SD_INSTALL) 22436 Log.i(TAG, "Trying to unload pkg : " + pkgName); 22437 // Delete package internally 22438 PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 22439 synchronized (mInstallLock) { 22440 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 22441 final boolean res; 22442 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 22443 "unloadMediaPackages")) { 22444 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 22445 null); 22446 } 22447 if (res) { 22448 pkgList.add(pkgName); 22449 } else { 22450 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 22451 failedList.add(args); 22452 } 22453 } 22454 } 22455 22456 // reader 22457 synchronized (mPackages) { 22458 // We didn't update the settings after removing each package; 22459 // write them now for all packages. 22460 mSettings.writeLPr(); 22461 } 22462 22463 // We have to absolutely send UPDATED_MEDIA_STATUS only 22464 // after confirming that all the receivers processed the ordered 22465 // broadcast when packages get disabled, force a gc to clean things up. 22466 // and unload all the containers. 22467 if (pkgList.size() > 0) { 22468 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 22469 new IIntentReceiver.Stub() { 22470 public void performReceive(Intent intent, int resultCode, String data, 22471 Bundle extras, boolean ordered, boolean sticky, 22472 int sendingUser) throws RemoteException { 22473 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 22474 reportStatus ? 1 : 0, 1, keys); 22475 mHandler.sendMessage(msg); 22476 } 22477 }); 22478 } else { 22479 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 22480 keys); 22481 mHandler.sendMessage(msg); 22482 } 22483 } 22484 22485 private void loadPrivatePackages(final VolumeInfo vol) { 22486 mHandler.post(new Runnable() { 22487 @Override 22488 public void run() { 22489 loadPrivatePackagesInner(vol); 22490 } 22491 }); 22492 } 22493 22494 private void loadPrivatePackagesInner(VolumeInfo vol) { 22495 final String volumeUuid = vol.fsUuid; 22496 if (TextUtils.isEmpty(volumeUuid)) { 22497 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 22498 return; 22499 } 22500 22501 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 22502 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 22503 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 22504 22505 final VersionInfo ver; 22506 final List<PackageSetting> packages; 22507 synchronized (mPackages) { 22508 ver = mSettings.findOrCreateVersion(volumeUuid); 22509 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22510 } 22511 22512 for (PackageSetting ps : packages) { 22513 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 22514 synchronized (mInstallLock) { 22515 final PackageParser.Package pkg; 22516 try { 22517 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 22518 loaded.add(pkg.applicationInfo); 22519 22520 } catch (PackageManagerException e) { 22521 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 22522 } 22523 22524 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 22525 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 22526 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 22527 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 22528 } 22529 } 22530 } 22531 22532 // Reconcile app data for all started/unlocked users 22533 final StorageManager sm = mContext.getSystemService(StorageManager.class); 22534 final UserManager um = mContext.getSystemService(UserManager.class); 22535 UserManagerInternal umInternal = getUserManagerInternal(); 22536 for (UserInfo user : um.getUsers()) { 22537 final int flags; 22538 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22539 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22540 } else if (umInternal.isUserRunning(user.id)) { 22541 flags = StorageManager.FLAG_STORAGE_DE; 22542 } else { 22543 continue; 22544 } 22545 22546 try { 22547 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 22548 synchronized (mInstallLock) { 22549 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 22550 } 22551 } catch (IllegalStateException e) { 22552 // Device was probably ejected, and we'll process that event momentarily 22553 Slog.w(TAG, "Failed to prepare storage: " + e); 22554 } 22555 } 22556 22557 synchronized (mPackages) { 22558 int updateFlags = UPDATE_PERMISSIONS_ALL; 22559 if (ver.sdkVersion != mSdkVersion) { 22560 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 22561 + mSdkVersion + "; regranting permissions for " + volumeUuid); 22562 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 22563 } 22564 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 22565 22566 // Yay, everything is now upgraded 22567 ver.forceCurrent(); 22568 22569 mSettings.writeLPr(); 22570 } 22571 22572 for (PackageFreezer freezer : freezers) { 22573 freezer.close(); 22574 } 22575 22576 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 22577 sendResourcesChangedBroadcast(true, false, loaded, null); 22578 } 22579 22580 private void unloadPrivatePackages(final VolumeInfo vol) { 22581 mHandler.post(new Runnable() { 22582 @Override 22583 public void run() { 22584 unloadPrivatePackagesInner(vol); 22585 } 22586 }); 22587 } 22588 22589 private void unloadPrivatePackagesInner(VolumeInfo vol) { 22590 final String volumeUuid = vol.fsUuid; 22591 if (TextUtils.isEmpty(volumeUuid)) { 22592 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 22593 return; 22594 } 22595 22596 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 22597 synchronized (mInstallLock) { 22598 synchronized (mPackages) { 22599 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 22600 for (PackageSetting ps : packages) { 22601 if (ps.pkg == null) continue; 22602 22603 final ApplicationInfo info = ps.pkg.applicationInfo; 22604 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 22605 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 22606 22607 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 22608 "unloadPrivatePackagesInner")) { 22609 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 22610 false, null)) { 22611 unloaded.add(info); 22612 } else { 22613 Slog.w(TAG, "Failed to unload " + ps.codePath); 22614 } 22615 } 22616 22617 // Try very hard to release any references to this package 22618 // so we don't risk the system server being killed due to 22619 // open FDs 22620 AttributeCache.instance().removePackage(ps.name); 22621 } 22622 22623 mSettings.writeLPr(); 22624 } 22625 } 22626 22627 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 22628 sendResourcesChangedBroadcast(false, false, unloaded, null); 22629 22630 // Try very hard to release any references to this path so we don't risk 22631 // the system server being killed due to open FDs 22632 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 22633 22634 for (int i = 0; i < 3; i++) { 22635 System.gc(); 22636 System.runFinalization(); 22637 } 22638 } 22639 22640 private void assertPackageKnown(String volumeUuid, String packageName) 22641 throws PackageManagerException { 22642 synchronized (mPackages) { 22643 // Normalize package name to handle renamed packages 22644 packageName = normalizePackageNameLPr(packageName); 22645 22646 final PackageSetting ps = mSettings.mPackages.get(packageName); 22647 if (ps == null) { 22648 throw new PackageManagerException("Package " + packageName + " is unknown"); 22649 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22650 throw new PackageManagerException( 22651 "Package " + packageName + " found on unknown volume " + volumeUuid 22652 + "; expected volume " + ps.volumeUuid); 22653 } 22654 } 22655 } 22656 22657 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 22658 throws PackageManagerException { 22659 synchronized (mPackages) { 22660 // Normalize package name to handle renamed packages 22661 packageName = normalizePackageNameLPr(packageName); 22662 22663 final PackageSetting ps = mSettings.mPackages.get(packageName); 22664 if (ps == null) { 22665 throw new PackageManagerException("Package " + packageName + " is unknown"); 22666 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22667 throw new PackageManagerException( 22668 "Package " + packageName + " found on unknown volume " + volumeUuid 22669 + "; expected volume " + ps.volumeUuid); 22670 } else if (!ps.getInstalled(userId)) { 22671 throw new PackageManagerException( 22672 "Package " + packageName + " not installed for user " + userId); 22673 } 22674 } 22675 } 22676 22677 private List<String> collectAbsoluteCodePaths() { 22678 synchronized (mPackages) { 22679 List<String> codePaths = new ArrayList<>(); 22680 final int packageCount = mSettings.mPackages.size(); 22681 for (int i = 0; i < packageCount; i++) { 22682 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22683 codePaths.add(ps.codePath.getAbsolutePath()); 22684 } 22685 return codePaths; 22686 } 22687 } 22688 22689 /** 22690 * Examine all apps present on given mounted volume, and destroy apps that 22691 * aren't expected, either due to uninstallation or reinstallation on 22692 * another volume. 22693 */ 22694 private void reconcileApps(String volumeUuid) { 22695 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22696 List<File> filesToDelete = null; 22697 22698 final File[] files = FileUtils.listFilesOrEmpty( 22699 Environment.getDataAppDirectory(volumeUuid)); 22700 for (File file : files) { 22701 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22702 && !PackageInstallerService.isStageName(file.getName()); 22703 if (!isPackage) { 22704 // Ignore entries which are not packages 22705 continue; 22706 } 22707 22708 String absolutePath = file.getAbsolutePath(); 22709 22710 boolean pathValid = false; 22711 final int absoluteCodePathCount = absoluteCodePaths.size(); 22712 for (int i = 0; i < absoluteCodePathCount; i++) { 22713 String absoluteCodePath = absoluteCodePaths.get(i); 22714 if (absolutePath.startsWith(absoluteCodePath)) { 22715 pathValid = true; 22716 break; 22717 } 22718 } 22719 22720 if (!pathValid) { 22721 if (filesToDelete == null) { 22722 filesToDelete = new ArrayList<>(); 22723 } 22724 filesToDelete.add(file); 22725 } 22726 } 22727 22728 if (filesToDelete != null) { 22729 final int fileToDeleteCount = filesToDelete.size(); 22730 for (int i = 0; i < fileToDeleteCount; i++) { 22731 File fileToDelete = filesToDelete.get(i); 22732 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22733 synchronized (mInstallLock) { 22734 removeCodePathLI(fileToDelete); 22735 } 22736 } 22737 } 22738 } 22739 22740 /** 22741 * Reconcile all app data for the given user. 22742 * <p> 22743 * Verifies that directories exist and that ownership and labeling is 22744 * correct for all installed apps on all mounted volumes. 22745 */ 22746 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22747 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22748 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22749 final String volumeUuid = vol.getFsUuid(); 22750 synchronized (mInstallLock) { 22751 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22752 } 22753 } 22754 } 22755 22756 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22757 boolean migrateAppData) { 22758 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22759 } 22760 22761 /** 22762 * Reconcile all app data on given mounted volume. 22763 * <p> 22764 * Destroys app data that isn't expected, either due to uninstallation or 22765 * reinstallation on another volume. 22766 * <p> 22767 * Verifies that directories exist and that ownership and labeling is 22768 * correct for all installed apps. 22769 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22770 */ 22771 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22772 boolean migrateAppData, boolean onlyCoreApps) { 22773 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22774 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22775 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22776 22777 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22778 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22779 22780 // First look for stale data that doesn't belong, and check if things 22781 // have changed since we did our last restorecon 22782 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22783 if (StorageManager.isFileEncryptedNativeOrEmulated() 22784 && !StorageManager.isUserKeyUnlocked(userId)) { 22785 throw new RuntimeException( 22786 "Yikes, someone asked us to reconcile CE storage while " + userId 22787 + " was still locked; this would have caused massive data loss!"); 22788 } 22789 22790 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22791 for (File file : files) { 22792 final String packageName = file.getName(); 22793 try { 22794 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22795 } catch (PackageManagerException e) { 22796 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22797 try { 22798 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22799 StorageManager.FLAG_STORAGE_CE, 0); 22800 } catch (InstallerException e2) { 22801 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22802 } 22803 } 22804 } 22805 } 22806 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22807 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22808 for (File file : files) { 22809 final String packageName = file.getName(); 22810 try { 22811 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22812 } catch (PackageManagerException e) { 22813 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22814 try { 22815 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22816 StorageManager.FLAG_STORAGE_DE, 0); 22817 } catch (InstallerException e2) { 22818 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22819 } 22820 } 22821 } 22822 } 22823 22824 // Ensure that data directories are ready to roll for all packages 22825 // installed for this volume and user 22826 final List<PackageSetting> packages; 22827 synchronized (mPackages) { 22828 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22829 } 22830 int preparedCount = 0; 22831 for (PackageSetting ps : packages) { 22832 final String packageName = ps.name; 22833 if (ps.pkg == null) { 22834 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22835 // TODO: might be due to legacy ASEC apps; we should circle back 22836 // and reconcile again once they're scanned 22837 continue; 22838 } 22839 // Skip non-core apps if requested 22840 if (onlyCoreApps && !ps.pkg.coreApp) { 22841 result.add(packageName); 22842 continue; 22843 } 22844 22845 if (ps.getInstalled(userId)) { 22846 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22847 preparedCount++; 22848 } 22849 } 22850 22851 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22852 return result; 22853 } 22854 22855 /** 22856 * Prepare app data for the given app just after it was installed or 22857 * upgraded. This method carefully only touches users that it's installed 22858 * for, and it forces a restorecon to handle any seinfo changes. 22859 * <p> 22860 * Verifies that directories exist and that ownership and labeling is 22861 * correct for all installed apps. If there is an ownership mismatch, it 22862 * will try recovering system apps by wiping data; third-party app data is 22863 * left intact. 22864 * <p> 22865 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22866 */ 22867 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22868 final PackageSetting ps; 22869 synchronized (mPackages) { 22870 ps = mSettings.mPackages.get(pkg.packageName); 22871 mSettings.writeKernelMappingLPr(ps); 22872 } 22873 22874 final UserManager um = mContext.getSystemService(UserManager.class); 22875 UserManagerInternal umInternal = getUserManagerInternal(); 22876 for (UserInfo user : um.getUsers()) { 22877 final int flags; 22878 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22879 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22880 } else if (umInternal.isUserRunning(user.id)) { 22881 flags = StorageManager.FLAG_STORAGE_DE; 22882 } else { 22883 continue; 22884 } 22885 22886 if (ps.getInstalled(user.id)) { 22887 // TODO: when user data is locked, mark that we're still dirty 22888 prepareAppDataLIF(pkg, user.id, flags); 22889 } 22890 } 22891 } 22892 22893 /** 22894 * Prepare app data for the given app. 22895 * <p> 22896 * Verifies that directories exist and that ownership and labeling is 22897 * correct for all installed apps. If there is an ownership mismatch, this 22898 * will try recovering system apps by wiping data; third-party app data is 22899 * left intact. 22900 */ 22901 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22902 if (pkg == null) { 22903 Slog.wtf(TAG, "Package was null!", new Throwable()); 22904 return; 22905 } 22906 prepareAppDataLeafLIF(pkg, userId, flags); 22907 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22908 for (int i = 0; i < childCount; i++) { 22909 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22910 } 22911 } 22912 22913 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22914 boolean maybeMigrateAppData) { 22915 prepareAppDataLIF(pkg, userId, flags); 22916 22917 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22918 // We may have just shuffled around app data directories, so 22919 // prepare them one more time 22920 prepareAppDataLIF(pkg, userId, flags); 22921 } 22922 } 22923 22924 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22925 if (DEBUG_APP_DATA) { 22926 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22927 + Integer.toHexString(flags)); 22928 } 22929 22930 final String volumeUuid = pkg.volumeUuid; 22931 final String packageName = pkg.packageName; 22932 final ApplicationInfo app = pkg.applicationInfo; 22933 final int appId = UserHandle.getAppId(app.uid); 22934 22935 Preconditions.checkNotNull(app.seInfo); 22936 22937 long ceDataInode = -1; 22938 try { 22939 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22940 appId, app.seInfo, app.targetSdkVersion); 22941 } catch (InstallerException e) { 22942 if (app.isSystemApp()) { 22943 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22944 + ", but trying to recover: " + e); 22945 destroyAppDataLeafLIF(pkg, userId, flags); 22946 try { 22947 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22948 appId, app.seInfo, app.targetSdkVersion); 22949 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22950 } catch (InstallerException e2) { 22951 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22952 } 22953 } else { 22954 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22955 } 22956 } 22957 22958 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22959 // TODO: mark this structure as dirty so we persist it! 22960 synchronized (mPackages) { 22961 final PackageSetting ps = mSettings.mPackages.get(packageName); 22962 if (ps != null) { 22963 ps.setCeDataInode(ceDataInode, userId); 22964 } 22965 } 22966 } 22967 22968 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22969 } 22970 22971 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22972 if (pkg == null) { 22973 Slog.wtf(TAG, "Package was null!", new Throwable()); 22974 return; 22975 } 22976 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22977 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22978 for (int i = 0; i < childCount; i++) { 22979 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22980 } 22981 } 22982 22983 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22984 final String volumeUuid = pkg.volumeUuid; 22985 final String packageName = pkg.packageName; 22986 final ApplicationInfo app = pkg.applicationInfo; 22987 22988 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22989 // Create a native library symlink only if we have native libraries 22990 // and if the native libraries are 32 bit libraries. We do not provide 22991 // this symlink for 64 bit libraries. 22992 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22993 final String nativeLibPath = app.nativeLibraryDir; 22994 try { 22995 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22996 nativeLibPath, userId); 22997 } catch (InstallerException e) { 22998 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22999 } 23000 } 23001 } 23002 } 23003 23004 /** 23005 * For system apps on non-FBE devices, this method migrates any existing 23006 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 23007 * requested by the app. 23008 */ 23009 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 23010 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 23011 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 23012 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 23013 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 23014 try { 23015 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 23016 storageTarget); 23017 } catch (InstallerException e) { 23018 logCriticalInfo(Log.WARN, 23019 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 23020 } 23021 return true; 23022 } else { 23023 return false; 23024 } 23025 } 23026 23027 public PackageFreezer freezePackage(String packageName, String killReason) { 23028 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 23029 } 23030 23031 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 23032 return new PackageFreezer(packageName, userId, killReason); 23033 } 23034 23035 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 23036 String killReason) { 23037 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 23038 } 23039 23040 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 23041 String killReason) { 23042 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 23043 return new PackageFreezer(); 23044 } else { 23045 return freezePackage(packageName, userId, killReason); 23046 } 23047 } 23048 23049 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 23050 String killReason) { 23051 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 23052 } 23053 23054 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 23055 String killReason) { 23056 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 23057 return new PackageFreezer(); 23058 } else { 23059 return freezePackage(packageName, userId, killReason); 23060 } 23061 } 23062 23063 /** 23064 * Class that freezes and kills the given package upon creation, and 23065 * unfreezes it upon closing. This is typically used when doing surgery on 23066 * app code/data to prevent the app from running while you're working. 23067 */ 23068 private class PackageFreezer implements AutoCloseable { 23069 private final String mPackageName; 23070 private final PackageFreezer[] mChildren; 23071 23072 private final boolean mWeFroze; 23073 23074 private final AtomicBoolean mClosed = new AtomicBoolean(); 23075 private final CloseGuard mCloseGuard = CloseGuard.get(); 23076 23077 /** 23078 * Create and return a stub freezer that doesn't actually do anything, 23079 * typically used when someone requested 23080 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 23081 * {@link PackageManager#DELETE_DONT_KILL_APP}. 23082 */ 23083 public PackageFreezer() { 23084 mPackageName = null; 23085 mChildren = null; 23086 mWeFroze = false; 23087 mCloseGuard.open("close"); 23088 } 23089 23090 public PackageFreezer(String packageName, int userId, String killReason) { 23091 synchronized (mPackages) { 23092 mPackageName = packageName; 23093 mWeFroze = mFrozenPackages.add(mPackageName); 23094 23095 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 23096 if (ps != null) { 23097 killApplication(ps.name, ps.appId, userId, killReason); 23098 } 23099 23100 final PackageParser.Package p = mPackages.get(packageName); 23101 if (p != null && p.childPackages != null) { 23102 final int N = p.childPackages.size(); 23103 mChildren = new PackageFreezer[N]; 23104 for (int i = 0; i < N; i++) { 23105 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 23106 userId, killReason); 23107 } 23108 } else { 23109 mChildren = null; 23110 } 23111 } 23112 mCloseGuard.open("close"); 23113 } 23114 23115 @Override 23116 protected void finalize() throws Throwable { 23117 try { 23118 mCloseGuard.warnIfOpen(); 23119 close(); 23120 } finally { 23121 super.finalize(); 23122 } 23123 } 23124 23125 @Override 23126 public void close() { 23127 mCloseGuard.close(); 23128 if (mClosed.compareAndSet(false, true)) { 23129 synchronized (mPackages) { 23130 if (mWeFroze) { 23131 mFrozenPackages.remove(mPackageName); 23132 } 23133 23134 if (mChildren != null) { 23135 for (PackageFreezer freezer : mChildren) { 23136 freezer.close(); 23137 } 23138 } 23139 } 23140 } 23141 } 23142 } 23143 23144 /** 23145 * Verify that given package is currently frozen. 23146 */ 23147 private void checkPackageFrozen(String packageName) { 23148 synchronized (mPackages) { 23149 if (!mFrozenPackages.contains(packageName)) { 23150 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 23151 } 23152 } 23153 } 23154 23155 @Override 23156 public int movePackage(final String packageName, final String volumeUuid) { 23157 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 23158 23159 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 23160 final int moveId = mNextMoveId.getAndIncrement(); 23161 mHandler.post(new Runnable() { 23162 @Override 23163 public void run() { 23164 try { 23165 movePackageInternal(packageName, volumeUuid, moveId, user); 23166 } catch (PackageManagerException e) { 23167 Slog.w(TAG, "Failed to move " + packageName, e); 23168 mMoveCallbacks.notifyStatusChanged(moveId, 23169 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 23170 } 23171 } 23172 }); 23173 return moveId; 23174 } 23175 23176 private void movePackageInternal(final String packageName, final String volumeUuid, 23177 final int moveId, UserHandle user) throws PackageManagerException { 23178 final StorageManager storage = mContext.getSystemService(StorageManager.class); 23179 final PackageManager pm = mContext.getPackageManager(); 23180 23181 final boolean currentAsec; 23182 final String currentVolumeUuid; 23183 final File codeFile; 23184 final String installerPackageName; 23185 final String packageAbiOverride; 23186 final int appId; 23187 final String seinfo; 23188 final String label; 23189 final int targetSdkVersion; 23190 final PackageFreezer freezer; 23191 final int[] installedUserIds; 23192 23193 // reader 23194 synchronized (mPackages) { 23195 final PackageParser.Package pkg = mPackages.get(packageName); 23196 final PackageSetting ps = mSettings.mPackages.get(packageName); 23197 if (pkg == null || ps == null) { 23198 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 23199 } 23200 23201 if (pkg.applicationInfo.isSystemApp()) { 23202 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 23203 "Cannot move system application"); 23204 } 23205 23206 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 23207 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 23208 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 23209 if (isInternalStorage && !allow3rdPartyOnInternal) { 23210 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 23211 "3rd party apps are not allowed on internal storage"); 23212 } 23213 23214 if (pkg.applicationInfo.isExternalAsec()) { 23215 currentAsec = true; 23216 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 23217 } else if (pkg.applicationInfo.isForwardLocked()) { 23218 currentAsec = true; 23219 currentVolumeUuid = "forward_locked"; 23220 } else { 23221 currentAsec = false; 23222 currentVolumeUuid = ps.volumeUuid; 23223 23224 final File probe = new File(pkg.codePath); 23225 final File probeOat = new File(probe, "oat"); 23226 if (!probe.isDirectory() || !probeOat.isDirectory()) { 23227 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 23228 "Move only supported for modern cluster style installs"); 23229 } 23230 } 23231 23232 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 23233 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 23234 "Package already moved to " + volumeUuid); 23235 } 23236 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 23237 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 23238 "Device admin cannot be moved"); 23239 } 23240 23241 if (mFrozenPackages.contains(packageName)) { 23242 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 23243 "Failed to move already frozen package"); 23244 } 23245 23246 codeFile = new File(pkg.codePath); 23247 installerPackageName = ps.installerPackageName; 23248 packageAbiOverride = ps.cpuAbiOverrideString; 23249 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 23250 seinfo = pkg.applicationInfo.seInfo; 23251 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 23252 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 23253 freezer = freezePackage(packageName, "movePackageInternal"); 23254 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 23255 } 23256 23257 final Bundle extras = new Bundle(); 23258 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 23259 extras.putString(Intent.EXTRA_TITLE, label); 23260 mMoveCallbacks.notifyCreated(moveId, extras); 23261 23262 int installFlags; 23263 final boolean moveCompleteApp; 23264 final File measurePath; 23265 23266 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 23267 installFlags = INSTALL_INTERNAL; 23268 moveCompleteApp = !currentAsec; 23269 measurePath = Environment.getDataAppDirectory(volumeUuid); 23270 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 23271 installFlags = INSTALL_EXTERNAL; 23272 moveCompleteApp = false; 23273 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 23274 } else { 23275 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 23276 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 23277 || !volume.isMountedWritable()) { 23278 freezer.close(); 23279 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 23280 "Move location not mounted private volume"); 23281 } 23282 23283 Preconditions.checkState(!currentAsec); 23284 23285 installFlags = INSTALL_INTERNAL; 23286 moveCompleteApp = true; 23287 measurePath = Environment.getDataAppDirectory(volumeUuid); 23288 } 23289 23290 final PackageStats stats = new PackageStats(null, -1); 23291 synchronized (mInstaller) { 23292 for (int userId : installedUserIds) { 23293 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 23294 freezer.close(); 23295 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 23296 "Failed to measure package size"); 23297 } 23298 } 23299 } 23300 23301 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 23302 + stats.dataSize); 23303 23304 final long startFreeBytes = measurePath.getUsableSpace(); 23305 final long sizeBytes; 23306 if (moveCompleteApp) { 23307 sizeBytes = stats.codeSize + stats.dataSize; 23308 } else { 23309 sizeBytes = stats.codeSize; 23310 } 23311 23312 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 23313 freezer.close(); 23314 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 23315 "Not enough free space to move"); 23316 } 23317 23318 mMoveCallbacks.notifyStatusChanged(moveId, 10); 23319 23320 final CountDownLatch installedLatch = new CountDownLatch(1); 23321 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 23322 @Override 23323 public void onUserActionRequired(Intent intent) throws RemoteException { 23324 throw new IllegalStateException(); 23325 } 23326 23327 @Override 23328 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 23329 Bundle extras) throws RemoteException { 23330 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 23331 + PackageManager.installStatusToString(returnCode, msg)); 23332 23333 installedLatch.countDown(); 23334 freezer.close(); 23335 23336 final int status = PackageManager.installStatusToPublicStatus(returnCode); 23337 switch (status) { 23338 case PackageInstaller.STATUS_SUCCESS: 23339 mMoveCallbacks.notifyStatusChanged(moveId, 23340 PackageManager.MOVE_SUCCEEDED); 23341 break; 23342 case PackageInstaller.STATUS_FAILURE_STORAGE: 23343 mMoveCallbacks.notifyStatusChanged(moveId, 23344 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 23345 break; 23346 default: 23347 mMoveCallbacks.notifyStatusChanged(moveId, 23348 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 23349 break; 23350 } 23351 } 23352 }; 23353 23354 final MoveInfo move; 23355 if (moveCompleteApp) { 23356 // Kick off a thread to report progress estimates 23357 new Thread() { 23358 @Override 23359 public void run() { 23360 while (true) { 23361 try { 23362 if (installedLatch.await(1, TimeUnit.SECONDS)) { 23363 break; 23364 } 23365 } catch (InterruptedException ignored) { 23366 } 23367 23368 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 23369 final int progress = 10 + (int) MathUtils.constrain( 23370 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 23371 mMoveCallbacks.notifyStatusChanged(moveId, progress); 23372 } 23373 } 23374 }.start(); 23375 23376 final String dataAppName = codeFile.getName(); 23377 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 23378 dataAppName, appId, seinfo, targetSdkVersion); 23379 } else { 23380 move = null; 23381 } 23382 23383 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 23384 23385 final Message msg = mHandler.obtainMessage(INIT_COPY); 23386 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 23387 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 23388 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 23389 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 23390 PackageManager.INSTALL_REASON_UNKNOWN); 23391 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 23392 msg.obj = params; 23393 23394 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 23395 System.identityHashCode(msg.obj)); 23396 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 23397 System.identityHashCode(msg.obj)); 23398 23399 mHandler.sendMessage(msg); 23400 } 23401 23402 @Override 23403 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 23404 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 23405 23406 final int realMoveId = mNextMoveId.getAndIncrement(); 23407 final Bundle extras = new Bundle(); 23408 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 23409 mMoveCallbacks.notifyCreated(realMoveId, extras); 23410 23411 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 23412 @Override 23413 public void onCreated(int moveId, Bundle extras) { 23414 // Ignored 23415 } 23416 23417 @Override 23418 public void onStatusChanged(int moveId, int status, long estMillis) { 23419 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 23420 } 23421 }; 23422 23423 final StorageManager storage = mContext.getSystemService(StorageManager.class); 23424 storage.setPrimaryStorageUuid(volumeUuid, callback); 23425 return realMoveId; 23426 } 23427 23428 @Override 23429 public int getMoveStatus(int moveId) { 23430 mContext.enforceCallingOrSelfPermission( 23431 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 23432 return mMoveCallbacks.mLastStatus.get(moveId); 23433 } 23434 23435 @Override 23436 public void registerMoveCallback(IPackageMoveObserver callback) { 23437 mContext.enforceCallingOrSelfPermission( 23438 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 23439 mMoveCallbacks.register(callback); 23440 } 23441 23442 @Override 23443 public void unregisterMoveCallback(IPackageMoveObserver callback) { 23444 mContext.enforceCallingOrSelfPermission( 23445 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 23446 mMoveCallbacks.unregister(callback); 23447 } 23448 23449 @Override 23450 public boolean setInstallLocation(int loc) { 23451 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 23452 null); 23453 if (getInstallLocation() == loc) { 23454 return true; 23455 } 23456 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 23457 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 23458 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 23459 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 23460 return true; 23461 } 23462 return false; 23463 } 23464 23465 @Override 23466 public int getInstallLocation() { 23467 // allow instant app access 23468 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 23469 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 23470 PackageHelper.APP_INSTALL_AUTO); 23471 } 23472 23473 /** Called by UserManagerService */ 23474 void cleanUpUser(UserManagerService userManager, int userHandle) { 23475 synchronized (mPackages) { 23476 mDirtyUsers.remove(userHandle); 23477 mUserNeedsBadging.delete(userHandle); 23478 mSettings.removeUserLPw(userHandle); 23479 mPendingBroadcasts.remove(userHandle); 23480 mInstantAppRegistry.onUserRemovedLPw(userHandle); 23481 removeUnusedPackagesLPw(userManager, userHandle); 23482 } 23483 } 23484 23485 /** 23486 * We're removing userHandle and would like to remove any downloaded packages 23487 * that are no longer in use by any other user. 23488 * @param userHandle the user being removed 23489 */ 23490 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 23491 final boolean DEBUG_CLEAN_APKS = false; 23492 int [] users = userManager.getUserIds(); 23493 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 23494 while (psit.hasNext()) { 23495 PackageSetting ps = psit.next(); 23496 if (ps.pkg == null) { 23497 continue; 23498 } 23499 final String packageName = ps.pkg.packageName; 23500 // Skip over if system app 23501 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23502 continue; 23503 } 23504 if (DEBUG_CLEAN_APKS) { 23505 Slog.i(TAG, "Checking package " + packageName); 23506 } 23507 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 23508 if (keep) { 23509 if (DEBUG_CLEAN_APKS) { 23510 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 23511 } 23512 } else { 23513 for (int i = 0; i < users.length; i++) { 23514 if (users[i] != userHandle && ps.getInstalled(users[i])) { 23515 keep = true; 23516 if (DEBUG_CLEAN_APKS) { 23517 Slog.i(TAG, " Keeping package " + packageName + " for user " 23518 + users[i]); 23519 } 23520 break; 23521 } 23522 } 23523 } 23524 if (!keep) { 23525 if (DEBUG_CLEAN_APKS) { 23526 Slog.i(TAG, " Removing package " + packageName); 23527 } 23528 mHandler.post(new Runnable() { 23529 public void run() { 23530 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23531 userHandle, 0); 23532 } //end run 23533 }); 23534 } 23535 } 23536 } 23537 23538 /** Called by UserManagerService */ 23539 void createNewUser(int userId, String[] disallowedPackages) { 23540 synchronized (mInstallLock) { 23541 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 23542 } 23543 synchronized (mPackages) { 23544 scheduleWritePackageRestrictionsLocked(userId); 23545 scheduleWritePackageListLocked(userId); 23546 applyFactoryDefaultBrowserLPw(userId); 23547 primeDomainVerificationsLPw(userId); 23548 } 23549 } 23550 23551 void onNewUserCreated(final int userId) { 23552 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 23553 // If permission review for legacy apps is required, we represent 23554 // dagerous permissions for such apps as always granted runtime 23555 // permissions to keep per user flag state whether review is needed. 23556 // Hence, if a new user is added we have to propagate dangerous 23557 // permission grants for these legacy apps. 23558 if (mPermissionReviewRequired) { 23559 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 23560 | UPDATE_PERMISSIONS_REPLACE_ALL); 23561 } 23562 } 23563 23564 @Override 23565 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 23566 mContext.enforceCallingOrSelfPermission( 23567 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 23568 "Only package verification agents can read the verifier device identity"); 23569 23570 synchronized (mPackages) { 23571 return mSettings.getVerifierDeviceIdentityLPw(); 23572 } 23573 } 23574 23575 @Override 23576 public void setPermissionEnforced(String permission, boolean enforced) { 23577 // TODO: Now that we no longer change GID for storage, this should to away. 23578 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 23579 "setPermissionEnforced"); 23580 if (READ_EXTERNAL_STORAGE.equals(permission)) { 23581 synchronized (mPackages) { 23582 if (mSettings.mReadExternalStorageEnforced == null 23583 || mSettings.mReadExternalStorageEnforced != enforced) { 23584 mSettings.mReadExternalStorageEnforced = enforced; 23585 mSettings.writeLPr(); 23586 } 23587 } 23588 // kill any non-foreground processes so we restart them and 23589 // grant/revoke the GID. 23590 final IActivityManager am = ActivityManager.getService(); 23591 if (am != null) { 23592 final long token = Binder.clearCallingIdentity(); 23593 try { 23594 am.killProcessesBelowForeground("setPermissionEnforcement"); 23595 } catch (RemoteException e) { 23596 } finally { 23597 Binder.restoreCallingIdentity(token); 23598 } 23599 } 23600 } else { 23601 throw new IllegalArgumentException("No selective enforcement for " + permission); 23602 } 23603 } 23604 23605 @Override 23606 @Deprecated 23607 public boolean isPermissionEnforced(String permission) { 23608 // allow instant applications 23609 return true; 23610 } 23611 23612 @Override 23613 public boolean isStorageLow() { 23614 // allow instant applications 23615 final long token = Binder.clearCallingIdentity(); 23616 try { 23617 final DeviceStorageMonitorInternal 23618 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 23619 if (dsm != null) { 23620 return dsm.isMemoryLow(); 23621 } else { 23622 return false; 23623 } 23624 } finally { 23625 Binder.restoreCallingIdentity(token); 23626 } 23627 } 23628 23629 @Override 23630 public IPackageInstaller getPackageInstaller() { 23631 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23632 return null; 23633 } 23634 return mInstallerService; 23635 } 23636 23637 private boolean userNeedsBadging(int userId) { 23638 int index = mUserNeedsBadging.indexOfKey(userId); 23639 if (index < 0) { 23640 final UserInfo userInfo; 23641 final long token = Binder.clearCallingIdentity(); 23642 try { 23643 userInfo = sUserManager.getUserInfo(userId); 23644 } finally { 23645 Binder.restoreCallingIdentity(token); 23646 } 23647 final boolean b; 23648 if (userInfo != null && userInfo.isManagedProfile()) { 23649 b = true; 23650 } else { 23651 b = false; 23652 } 23653 mUserNeedsBadging.put(userId, b); 23654 return b; 23655 } 23656 return mUserNeedsBadging.valueAt(index); 23657 } 23658 23659 @Override 23660 public KeySet getKeySetByAlias(String packageName, String alias) { 23661 if (packageName == null || alias == null) { 23662 return null; 23663 } 23664 synchronized(mPackages) { 23665 final PackageParser.Package pkg = mPackages.get(packageName); 23666 if (pkg == null) { 23667 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23668 throw new IllegalArgumentException("Unknown package: " + packageName); 23669 } 23670 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23671 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23672 } 23673 } 23674 23675 @Override 23676 public KeySet getSigningKeySet(String packageName) { 23677 if (packageName == null) { 23678 return null; 23679 } 23680 synchronized(mPackages) { 23681 final int callingUid = Binder.getCallingUid(); 23682 final int callingUserId = UserHandle.getUserId(callingUid); 23683 final PackageParser.Package pkg = mPackages.get(packageName); 23684 if (pkg == null) { 23685 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23686 throw new IllegalArgumentException("Unknown package: " + packageName); 23687 } 23688 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23689 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23690 // filter and pretend the package doesn't exist 23691 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23692 + ", uid:" + callingUid); 23693 throw new IllegalArgumentException("Unknown package: " + packageName); 23694 } 23695 if (pkg.applicationInfo.uid != callingUid 23696 && Process.SYSTEM_UID != callingUid) { 23697 throw new SecurityException("May not access signing KeySet of other apps."); 23698 } 23699 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23700 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23701 } 23702 } 23703 23704 @Override 23705 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23706 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23707 return false; 23708 } 23709 if (packageName == null || ks == null) { 23710 return false; 23711 } 23712 synchronized(mPackages) { 23713 final PackageParser.Package pkg = mPackages.get(packageName); 23714 if (pkg == null) { 23715 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23716 throw new IllegalArgumentException("Unknown package: " + packageName); 23717 } 23718 IBinder ksh = ks.getToken(); 23719 if (ksh instanceof KeySetHandle) { 23720 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23721 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23722 } 23723 return false; 23724 } 23725 } 23726 23727 @Override 23728 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23729 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23730 return false; 23731 } 23732 if (packageName == null || ks == null) { 23733 return false; 23734 } 23735 synchronized(mPackages) { 23736 final PackageParser.Package pkg = mPackages.get(packageName); 23737 if (pkg == null) { 23738 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23739 throw new IllegalArgumentException("Unknown package: " + packageName); 23740 } 23741 IBinder ksh = ks.getToken(); 23742 if (ksh instanceof KeySetHandle) { 23743 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23744 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23745 } 23746 return false; 23747 } 23748 } 23749 23750 private void deletePackageIfUnusedLPr(final String packageName) { 23751 PackageSetting ps = mSettings.mPackages.get(packageName); 23752 if (ps == null) { 23753 return; 23754 } 23755 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23756 // TODO Implement atomic delete if package is unused 23757 // It is currently possible that the package will be deleted even if it is installed 23758 // after this method returns. 23759 mHandler.post(new Runnable() { 23760 public void run() { 23761 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23762 0, PackageManager.DELETE_ALL_USERS); 23763 } 23764 }); 23765 } 23766 } 23767 23768 /** 23769 * Check and throw if the given before/after packages would be considered a 23770 * downgrade. 23771 */ 23772 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23773 throws PackageManagerException { 23774 if (after.versionCode < before.mVersionCode) { 23775 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23776 "Update version code " + after.versionCode + " is older than current " 23777 + before.mVersionCode); 23778 } else if (after.versionCode == before.mVersionCode) { 23779 if (after.baseRevisionCode < before.baseRevisionCode) { 23780 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23781 "Update base revision code " + after.baseRevisionCode 23782 + " is older than current " + before.baseRevisionCode); 23783 } 23784 23785 if (!ArrayUtils.isEmpty(after.splitNames)) { 23786 for (int i = 0; i < after.splitNames.length; i++) { 23787 final String splitName = after.splitNames[i]; 23788 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23789 if (j != -1) { 23790 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23791 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23792 "Update split " + splitName + " revision code " 23793 + after.splitRevisionCodes[i] + " is older than current " 23794 + before.splitRevisionCodes[j]); 23795 } 23796 } 23797 } 23798 } 23799 } 23800 } 23801 23802 private static class MoveCallbacks extends Handler { 23803 private static final int MSG_CREATED = 1; 23804 private static final int MSG_STATUS_CHANGED = 2; 23805 23806 private final RemoteCallbackList<IPackageMoveObserver> 23807 mCallbacks = new RemoteCallbackList<>(); 23808 23809 private final SparseIntArray mLastStatus = new SparseIntArray(); 23810 23811 public MoveCallbacks(Looper looper) { 23812 super(looper); 23813 } 23814 23815 public void register(IPackageMoveObserver callback) { 23816 mCallbacks.register(callback); 23817 } 23818 23819 public void unregister(IPackageMoveObserver callback) { 23820 mCallbacks.unregister(callback); 23821 } 23822 23823 @Override 23824 public void handleMessage(Message msg) { 23825 final SomeArgs args = (SomeArgs) msg.obj; 23826 final int n = mCallbacks.beginBroadcast(); 23827 for (int i = 0; i < n; i++) { 23828 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23829 try { 23830 invokeCallback(callback, msg.what, args); 23831 } catch (RemoteException ignored) { 23832 } 23833 } 23834 mCallbacks.finishBroadcast(); 23835 args.recycle(); 23836 } 23837 23838 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23839 throws RemoteException { 23840 switch (what) { 23841 case MSG_CREATED: { 23842 callback.onCreated(args.argi1, (Bundle) args.arg2); 23843 break; 23844 } 23845 case MSG_STATUS_CHANGED: { 23846 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23847 break; 23848 } 23849 } 23850 } 23851 23852 private void notifyCreated(int moveId, Bundle extras) { 23853 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23854 23855 final SomeArgs args = SomeArgs.obtain(); 23856 args.argi1 = moveId; 23857 args.arg2 = extras; 23858 obtainMessage(MSG_CREATED, args).sendToTarget(); 23859 } 23860 23861 private void notifyStatusChanged(int moveId, int status) { 23862 notifyStatusChanged(moveId, status, -1); 23863 } 23864 23865 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23866 Slog.v(TAG, "Move " + moveId + " status " + status); 23867 23868 final SomeArgs args = SomeArgs.obtain(); 23869 args.argi1 = moveId; 23870 args.argi2 = status; 23871 args.arg3 = estMillis; 23872 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23873 23874 synchronized (mLastStatus) { 23875 mLastStatus.put(moveId, status); 23876 } 23877 } 23878 } 23879 23880 private final static class OnPermissionChangeListeners extends Handler { 23881 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23882 23883 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23884 new RemoteCallbackList<>(); 23885 23886 public OnPermissionChangeListeners(Looper looper) { 23887 super(looper); 23888 } 23889 23890 @Override 23891 public void handleMessage(Message msg) { 23892 switch (msg.what) { 23893 case MSG_ON_PERMISSIONS_CHANGED: { 23894 final int uid = msg.arg1; 23895 handleOnPermissionsChanged(uid); 23896 } break; 23897 } 23898 } 23899 23900 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23901 mPermissionListeners.register(listener); 23902 23903 } 23904 23905 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23906 mPermissionListeners.unregister(listener); 23907 } 23908 23909 public void onPermissionsChanged(int uid) { 23910 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23911 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23912 } 23913 } 23914 23915 private void handleOnPermissionsChanged(int uid) { 23916 final int count = mPermissionListeners.beginBroadcast(); 23917 try { 23918 for (int i = 0; i < count; i++) { 23919 IOnPermissionsChangeListener callback = mPermissionListeners 23920 .getBroadcastItem(i); 23921 try { 23922 callback.onPermissionsChanged(uid); 23923 } catch (RemoteException e) { 23924 Log.e(TAG, "Permission listener is dead", e); 23925 } 23926 } 23927 } finally { 23928 mPermissionListeners.finishBroadcast(); 23929 } 23930 } 23931 } 23932 23933 private class PackageManagerInternalImpl extends PackageManagerInternal { 23934 @Override 23935 public void setLocationPackagesProvider(PackagesProvider provider) { 23936 synchronized (mPackages) { 23937 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 23938 } 23939 } 23940 23941 @Override 23942 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23943 synchronized (mPackages) { 23944 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 23945 } 23946 } 23947 23948 @Override 23949 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23950 synchronized (mPackages) { 23951 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 23952 } 23953 } 23954 23955 @Override 23956 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23957 synchronized (mPackages) { 23958 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 23959 } 23960 } 23961 23962 @Override 23963 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23964 synchronized (mPackages) { 23965 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 23966 } 23967 } 23968 23969 @Override 23970 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23971 synchronized (mPackages) { 23972 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 23973 } 23974 } 23975 23976 @Override 23977 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23978 synchronized (mPackages) { 23979 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 23980 packageName, userId); 23981 } 23982 } 23983 23984 @Override 23985 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23986 synchronized (mPackages) { 23987 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23988 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 23989 packageName, userId); 23990 } 23991 } 23992 23993 @Override 23994 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23995 synchronized (mPackages) { 23996 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 23997 packageName, userId); 23998 } 23999 } 24000 24001 @Override 24002 public void setKeepUninstalledPackages(final List<String> packageList) { 24003 Preconditions.checkNotNull(packageList); 24004 List<String> removedFromList = null; 24005 synchronized (mPackages) { 24006 if (mKeepUninstalledPackages != null) { 24007 final int packagesCount = mKeepUninstalledPackages.size(); 24008 for (int i = 0; i < packagesCount; i++) { 24009 String oldPackage = mKeepUninstalledPackages.get(i); 24010 if (packageList != null && packageList.contains(oldPackage)) { 24011 continue; 24012 } 24013 if (removedFromList == null) { 24014 removedFromList = new ArrayList<>(); 24015 } 24016 removedFromList.add(oldPackage); 24017 } 24018 } 24019 mKeepUninstalledPackages = new ArrayList<>(packageList); 24020 if (removedFromList != null) { 24021 final int removedCount = removedFromList.size(); 24022 for (int i = 0; i < removedCount; i++) { 24023 deletePackageIfUnusedLPr(removedFromList.get(i)); 24024 } 24025 } 24026 } 24027 } 24028 24029 @Override 24030 public boolean isPermissionsReviewRequired(String packageName, int userId) { 24031 synchronized (mPackages) { 24032 // If we do not support permission review, done. 24033 if (!mPermissionReviewRequired) { 24034 return false; 24035 } 24036 24037 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 24038 if (packageSetting == null) { 24039 return false; 24040 } 24041 24042 // Permission review applies only to apps not supporting the new permission model. 24043 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 24044 return false; 24045 } 24046 24047 // Legacy apps have the permission and get user consent on launch. 24048 PermissionsState permissionsState = packageSetting.getPermissionsState(); 24049 return permissionsState.isPermissionReviewRequired(userId); 24050 } 24051 } 24052 24053 @Override 24054 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 24055 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 24056 } 24057 24058 @Override 24059 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 24060 int userId) { 24061 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 24062 } 24063 24064 @Override 24065 public void setDeviceAndProfileOwnerPackages( 24066 int deviceOwnerUserId, String deviceOwnerPackage, 24067 SparseArray<String> profileOwnerPackages) { 24068 mProtectedPackages.setDeviceAndProfileOwnerPackages( 24069 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 24070 } 24071 24072 @Override 24073 public boolean isPackageDataProtected(int userId, String packageName) { 24074 return mProtectedPackages.isPackageDataProtected(userId, packageName); 24075 } 24076 24077 @Override 24078 public boolean isPackageEphemeral(int userId, String packageName) { 24079 synchronized (mPackages) { 24080 final PackageSetting ps = mSettings.mPackages.get(packageName); 24081 return ps != null ? ps.getInstantApp(userId) : false; 24082 } 24083 } 24084 24085 @Override 24086 public boolean wasPackageEverLaunched(String packageName, int userId) { 24087 synchronized (mPackages) { 24088 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 24089 } 24090 } 24091 24092 @Override 24093 public void grantRuntimePermission(String packageName, String name, int userId, 24094 boolean overridePolicy) { 24095 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 24096 overridePolicy); 24097 } 24098 24099 @Override 24100 public void revokeRuntimePermission(String packageName, String name, int userId, 24101 boolean overridePolicy) { 24102 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 24103 overridePolicy); 24104 } 24105 24106 @Override 24107 public String getNameForUid(int uid) { 24108 return PackageManagerService.this.getNameForUid(uid); 24109 } 24110 24111 @Override 24112 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 24113 Intent origIntent, String resolvedType, String callingPackage, 24114 Bundle verificationBundle, int userId) { 24115 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 24116 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 24117 userId); 24118 } 24119 24120 @Override 24121 public void grantEphemeralAccess(int userId, Intent intent, 24122 int targetAppId, int ephemeralAppId) { 24123 synchronized (mPackages) { 24124 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 24125 targetAppId, ephemeralAppId); 24126 } 24127 } 24128 24129 @Override 24130 public boolean isInstantAppInstallerComponent(ComponentName component) { 24131 synchronized (mPackages) { 24132 return mInstantAppInstallerActivity != null 24133 && mInstantAppInstallerActivity.getComponentName().equals(component); 24134 } 24135 } 24136 24137 @Override 24138 public void pruneInstantApps() { 24139 synchronized (mPackages) { 24140 mInstantAppRegistry.pruneInstantAppsLPw(); 24141 } 24142 } 24143 24144 @Override 24145 public String getSetupWizardPackageName() { 24146 return mSetupWizardPackage; 24147 } 24148 24149 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 24150 if (policy != null) { 24151 mExternalSourcesPolicy = policy; 24152 } 24153 } 24154 24155 @Override 24156 public boolean isPackagePersistent(String packageName) { 24157 synchronized (mPackages) { 24158 PackageParser.Package pkg = mPackages.get(packageName); 24159 return pkg != null 24160 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 24161 | ApplicationInfo.FLAG_PERSISTENT)) == 24162 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 24163 : false; 24164 } 24165 } 24166 24167 @Override 24168 public List<PackageInfo> getOverlayPackages(int userId) { 24169 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 24170 synchronized (mPackages) { 24171 for (PackageParser.Package p : mPackages.values()) { 24172 if (p.mOverlayTarget != null) { 24173 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 24174 if (pkg != null) { 24175 overlayPackages.add(pkg); 24176 } 24177 } 24178 } 24179 } 24180 return overlayPackages; 24181 } 24182 24183 @Override 24184 public List<String> getTargetPackageNames(int userId) { 24185 List<String> targetPackages = new ArrayList<>(); 24186 synchronized (mPackages) { 24187 for (PackageParser.Package p : mPackages.values()) { 24188 if (p.mOverlayTarget == null) { 24189 targetPackages.add(p.packageName); 24190 } 24191 } 24192 } 24193 return targetPackages; 24194 } 24195 24196 @Override 24197 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 24198 @Nullable List<String> overlayPackageNames) { 24199 synchronized (mPackages) { 24200 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 24201 Slog.e(TAG, "failed to find package " + targetPackageName); 24202 return false; 24203 } 24204 24205 ArrayList<String> paths = null; 24206 if (overlayPackageNames != null) { 24207 final int N = overlayPackageNames.size(); 24208 paths = new ArrayList<>(N); 24209 for (int i = 0; i < N; i++) { 24210 final String packageName = overlayPackageNames.get(i); 24211 final PackageParser.Package pkg = mPackages.get(packageName); 24212 if (pkg == null) { 24213 Slog.e(TAG, "failed to find package " + packageName); 24214 return false; 24215 } 24216 paths.add(pkg.baseCodePath); 24217 } 24218 } 24219 24220 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 24221 mEnabledOverlayPaths.get(userId); 24222 if (userSpecificOverlays == null) { 24223 userSpecificOverlays = new ArrayMap<>(); 24224 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 24225 } 24226 24227 if (paths != null && paths.size() > 0) { 24228 userSpecificOverlays.put(targetPackageName, paths); 24229 } else { 24230 userSpecificOverlays.remove(targetPackageName); 24231 } 24232 return true; 24233 } 24234 } 24235 24236 @Override 24237 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 24238 int flags, int userId) { 24239 return resolveIntentInternal( 24240 intent, resolvedType, flags, userId, true /*resolveForStart*/); 24241 } 24242 24243 @Override 24244 public ResolveInfo resolveService(Intent intent, String resolvedType, 24245 int flags, int userId, int callingUid) { 24246 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 24247 } 24248 24249 @Override 24250 public void addIsolatedUid(int isolatedUid, int ownerUid) { 24251 synchronized (mPackages) { 24252 mIsolatedOwners.put(isolatedUid, ownerUid); 24253 } 24254 } 24255 24256 @Override 24257 public void removeIsolatedUid(int isolatedUid) { 24258 synchronized (mPackages) { 24259 mIsolatedOwners.delete(isolatedUid); 24260 } 24261 } 24262 24263 @Override 24264 public int getUidTargetSdkVersion(int uid) { 24265 synchronized (mPackages) { 24266 return getUidTargetSdkVersionLockedLPr(uid); 24267 } 24268 } 24269 24270 @Override 24271 public boolean canAccessInstantApps(int callingUid) { 24272 return PackageManagerService.this.canAccessInstantApps(callingUid); 24273 } 24274 } 24275 24276 @Override 24277 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 24278 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 24279 synchronized (mPackages) { 24280 final long identity = Binder.clearCallingIdentity(); 24281 try { 24282 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 24283 packageNames, userId); 24284 } finally { 24285 Binder.restoreCallingIdentity(identity); 24286 } 24287 } 24288 } 24289 24290 @Override 24291 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 24292 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 24293 synchronized (mPackages) { 24294 final long identity = Binder.clearCallingIdentity(); 24295 try { 24296 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 24297 packageNames, userId); 24298 } finally { 24299 Binder.restoreCallingIdentity(identity); 24300 } 24301 } 24302 } 24303 24304 private static void enforceSystemOrPhoneCaller(String tag) { 24305 int callingUid = Binder.getCallingUid(); 24306 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 24307 throw new SecurityException( 24308 "Cannot call " + tag + " from UID " + callingUid); 24309 } 24310 } 24311 24312 boolean isHistoricalPackageUsageAvailable() { 24313 return mPackageUsage.isHistoricalPackageUsageAvailable(); 24314 } 24315 24316 /** 24317 * Return a <b>copy</b> of the collection of packages known to the package manager. 24318 * @return A copy of the values of mPackages. 24319 */ 24320 Collection<PackageParser.Package> getPackages() { 24321 synchronized (mPackages) { 24322 return new ArrayList<>(mPackages.values()); 24323 } 24324 } 24325 24326 /** 24327 * Logs process start information (including base APK hash) to the security log. 24328 * @hide 24329 */ 24330 @Override 24331 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 24332 String apkFile, int pid) { 24333 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24334 return; 24335 } 24336 if (!SecurityLog.isLoggingEnabled()) { 24337 return; 24338 } 24339 Bundle data = new Bundle(); 24340 data.putLong("startTimestamp", System.currentTimeMillis()); 24341 data.putString("processName", processName); 24342 data.putInt("uid", uid); 24343 data.putString("seinfo", seinfo); 24344 data.putString("apkFile", apkFile); 24345 data.putInt("pid", pid); 24346 Message msg = mProcessLoggingHandler.obtainMessage( 24347 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 24348 msg.setData(data); 24349 mProcessLoggingHandler.sendMessage(msg); 24350 } 24351 24352 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 24353 return mCompilerStats.getPackageStats(pkgName); 24354 } 24355 24356 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 24357 return getOrCreateCompilerPackageStats(pkg.packageName); 24358 } 24359 24360 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 24361 return mCompilerStats.getOrCreatePackageStats(pkgName); 24362 } 24363 24364 public void deleteCompilerPackageStats(String pkgName) { 24365 mCompilerStats.deletePackageStats(pkgName); 24366 } 24367 24368 @Override 24369 public int getInstallReason(String packageName, int userId) { 24370 final int callingUid = Binder.getCallingUid(); 24371 enforceCrossUserPermission(callingUid, userId, 24372 true /* requireFullPermission */, false /* checkShell */, 24373 "get install reason"); 24374 synchronized (mPackages) { 24375 final PackageSetting ps = mSettings.mPackages.get(packageName); 24376 if (filterAppAccessLPr(ps, callingUid, userId)) { 24377 return PackageManager.INSTALL_REASON_UNKNOWN; 24378 } 24379 if (ps != null) { 24380 return ps.getInstallReason(userId); 24381 } 24382 } 24383 return PackageManager.INSTALL_REASON_UNKNOWN; 24384 } 24385 24386 @Override 24387 public boolean canRequestPackageInstalls(String packageName, int userId) { 24388 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24389 return false; 24390 } 24391 return canRequestPackageInstallsInternal(packageName, 0, userId, 24392 true /* throwIfPermNotDeclared*/); 24393 } 24394 24395 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 24396 boolean throwIfPermNotDeclared) { 24397 int callingUid = Binder.getCallingUid(); 24398 int uid = getPackageUid(packageName, 0, userId); 24399 if (callingUid != uid && callingUid != Process.ROOT_UID 24400 && callingUid != Process.SYSTEM_UID) { 24401 throw new SecurityException( 24402 "Caller uid " + callingUid + " does not own package " + packageName); 24403 } 24404 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 24405 if (info == null) { 24406 return false; 24407 } 24408 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 24409 return false; 24410 } 24411 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 24412 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 24413 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 24414 if (throwIfPermNotDeclared) { 24415 throw new SecurityException("Need to declare " + appOpPermission 24416 + " to call this api"); 24417 } else { 24418 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 24419 return false; 24420 } 24421 } 24422 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 24423 return false; 24424 } 24425 if (mExternalSourcesPolicy != null) { 24426 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 24427 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 24428 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 24429 } 24430 } 24431 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 24432 } 24433 24434 @Override 24435 public ComponentName getInstantAppResolverSettingsComponent() { 24436 return mInstantAppResolverSettingsComponent; 24437 } 24438 24439 @Override 24440 public ComponentName getInstantAppInstallerComponent() { 24441 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24442 return null; 24443 } 24444 return mInstantAppInstallerActivity == null 24445 ? null : mInstantAppInstallerActivity.getComponentName(); 24446 } 24447 24448 @Override 24449 public String getInstantAppAndroidId(String packageName, int userId) { 24450 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 24451 "getInstantAppAndroidId"); 24452 enforceCrossUserPermission(Binder.getCallingUid(), userId, 24453 true /* requireFullPermission */, false /* checkShell */, 24454 "getInstantAppAndroidId"); 24455 // Make sure the target is an Instant App. 24456 if (!isInstantApp(packageName, userId)) { 24457 return null; 24458 } 24459 synchronized (mPackages) { 24460 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 24461 } 24462 } 24463} 24464 24465interface PackageSender { 24466 void sendPackageBroadcast(final String action, final String pkg, 24467 final Bundle extras, final int flags, final String targetPkg, 24468 final IIntentReceiver finishedReceiver, final int[] userIds); 24469 void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 24470 int appId, int... userIds); 24471} 24472