PackageManagerService.java revision a67932374dbbfbe4c6440d223fc7922b313dd957
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.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 35import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 36import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 37import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 41import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 46import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 47import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 48import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 51import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 53import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 54import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 55import static android.content.pm.PackageManager.INSTALL_INTERNAL; 56import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 62import static android.content.pm.PackageManager.MATCH_ALL; 63import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 64import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 65import static android.content.pm.PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 66import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 67import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 68import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 69import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 70import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 71import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 72import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 73import static android.content.pm.PackageManager.PERMISSION_DENIED; 74import static android.content.pm.PackageManager.PERMISSION_GRANTED; 75import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 76import static android.content.pm.PackageParser.isApkFile; 77import static android.os.Process.PACKAGE_INFO_GID; 78import static android.os.Process.SYSTEM_UID; 79import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 80import static android.system.OsConstants.O_CREAT; 81import static android.system.OsConstants.O_RDWR; 82 83import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 84import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 85import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 86import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 87import static com.android.internal.util.ArrayUtils.appendInt; 88import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 89import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 90import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 91import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 92import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 93import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 94import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 95import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 96import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 97 98import android.Manifest; 99import android.annotation.NonNull; 100import android.annotation.Nullable; 101import android.app.ActivityManager; 102import android.app.ActivityManagerNative; 103import android.app.IActivityManager; 104import android.app.admin.IDevicePolicyManager; 105import android.app.backup.IBackupManager; 106import android.content.BroadcastReceiver; 107import android.content.ComponentName; 108import android.content.Context; 109import android.content.IIntentReceiver; 110import android.content.Intent; 111import android.content.IntentFilter; 112import android.content.IntentSender; 113import android.content.IntentSender.SendIntentException; 114import android.content.ServiceConnection; 115import android.content.pm.ActivityInfo; 116import android.content.pm.ApplicationInfo; 117import android.content.pm.AppsQueryHelper; 118import android.content.pm.ComponentInfo; 119import android.content.pm.EphemeralApplicationInfo; 120import android.content.pm.EphemeralResolveInfo; 121import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 122import android.content.pm.FeatureInfo; 123import android.content.pm.IOnPermissionsChangeListener; 124import android.content.pm.IPackageDataObserver; 125import android.content.pm.IPackageDeleteObserver; 126import android.content.pm.IPackageDeleteObserver2; 127import android.content.pm.IPackageInstallObserver2; 128import android.content.pm.IPackageInstaller; 129import android.content.pm.IPackageManager; 130import android.content.pm.IPackageMoveObserver; 131import android.content.pm.IPackageStatsObserver; 132import android.content.pm.InstrumentationInfo; 133import android.content.pm.IntentFilterVerificationInfo; 134import android.content.pm.KeySet; 135import android.content.pm.PackageCleanItem; 136import android.content.pm.PackageInfo; 137import android.content.pm.PackageInfoLite; 138import android.content.pm.PackageInstaller; 139import android.content.pm.PackageManager; 140import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 141import android.content.pm.PackageManagerInternal; 142import android.content.pm.PackageParser; 143import android.content.pm.PackageParser.ActivityIntentInfo; 144import android.content.pm.PackageParser.PackageLite; 145import android.content.pm.PackageParser.PackageParserException; 146import android.content.pm.PackageStats; 147import android.content.pm.PackageUserState; 148import android.content.pm.ParceledListSlice; 149import android.content.pm.PermissionGroupInfo; 150import android.content.pm.PermissionInfo; 151import android.content.pm.ProviderInfo; 152import android.content.pm.ResolveInfo; 153import android.content.pm.ServiceInfo; 154import android.content.pm.Signature; 155import android.content.pm.UserInfo; 156import android.content.pm.VerifierDeviceIdentity; 157import android.content.pm.VerifierInfo; 158import android.content.res.Resources; 159import android.graphics.Bitmap; 160import android.hardware.display.DisplayManager; 161import android.net.Uri; 162import android.os.Binder; 163import android.os.Build; 164import android.os.Bundle; 165import android.os.Debug; 166import android.os.Environment; 167import android.os.Environment.UserEnvironment; 168import android.os.FileUtils; 169import android.os.Handler; 170import android.os.IBinder; 171import android.os.Looper; 172import android.os.Message; 173import android.os.Parcel; 174import android.os.ParcelFileDescriptor; 175import android.os.Parcelable; 176import android.os.Process; 177import android.os.RemoteCallbackList; 178import android.os.RemoteException; 179import android.os.ResultReceiver; 180import android.os.SELinux; 181import android.os.ServiceManager; 182import android.os.SystemClock; 183import android.os.SystemProperties; 184import android.os.Trace; 185import android.os.UserHandle; 186import android.os.UserManager; 187import android.os.storage.IMountService; 188import android.os.storage.MountServiceInternal; 189import android.os.storage.StorageEventListener; 190import android.os.storage.StorageManager; 191import android.os.storage.VolumeInfo; 192import android.os.storage.VolumeRecord; 193import android.security.KeyStore; 194import android.security.SystemKeyStore; 195import android.system.ErrnoException; 196import android.system.Os; 197import android.text.TextUtils; 198import android.text.format.DateUtils; 199import android.util.ArrayMap; 200import android.util.ArraySet; 201import android.util.AtomicFile; 202import android.util.DisplayMetrics; 203import android.util.EventLog; 204import android.util.ExceptionUtils; 205import android.util.Log; 206import android.util.LogPrinter; 207import android.util.MathUtils; 208import android.util.PrintStreamPrinter; 209import android.util.Slog; 210import android.util.SparseArray; 211import android.util.SparseBooleanArray; 212import android.util.SparseIntArray; 213import android.util.Xml; 214import android.view.Display; 215 216import com.android.internal.R; 217import com.android.internal.annotations.GuardedBy; 218import com.android.internal.app.IMediaContainerService; 219import com.android.internal.app.ResolverActivity; 220import com.android.internal.content.NativeLibraryHelper; 221import com.android.internal.content.PackageHelper; 222import com.android.internal.os.IParcelFileDescriptorFactory; 223import com.android.internal.os.InstallerConnection.InstallerException; 224import com.android.internal.os.SomeArgs; 225import com.android.internal.os.Zygote; 226import com.android.internal.util.ArrayUtils; 227import com.android.internal.util.FastPrintWriter; 228import com.android.internal.util.FastXmlSerializer; 229import com.android.internal.util.IndentingPrintWriter; 230import com.android.internal.util.Preconditions; 231import com.android.internal.util.XmlUtils; 232import com.android.server.EventLogTags; 233import com.android.server.FgThread; 234import com.android.server.IntentResolver; 235import com.android.server.LocalServices; 236import com.android.server.ServiceThread; 237import com.android.server.SystemConfig; 238import com.android.server.Watchdog; 239import com.android.server.pm.PermissionsState.PermissionState; 240import com.android.server.pm.Settings.DatabaseVersion; 241import com.android.server.pm.Settings.VersionInfo; 242import com.android.server.storage.DeviceStorageMonitorInternal; 243 244import dalvik.system.DexFile; 245import dalvik.system.VMRuntime; 246 247import libcore.io.IoUtils; 248import libcore.util.EmptyArray; 249 250import org.xmlpull.v1.XmlPullParser; 251import org.xmlpull.v1.XmlPullParserException; 252import org.xmlpull.v1.XmlSerializer; 253 254import java.io.BufferedInputStream; 255import java.io.BufferedOutputStream; 256import java.io.BufferedReader; 257import java.io.ByteArrayInputStream; 258import java.io.ByteArrayOutputStream; 259import java.io.File; 260import java.io.FileDescriptor; 261import java.io.FileNotFoundException; 262import java.io.FileOutputStream; 263import java.io.FileReader; 264import java.io.FilenameFilter; 265import java.io.IOException; 266import java.io.InputStream; 267import java.io.PrintWriter; 268import java.nio.charset.StandardCharsets; 269import java.security.MessageDigest; 270import java.security.NoSuchAlgorithmException; 271import java.security.PublicKey; 272import java.security.cert.CertificateEncodingException; 273import java.security.cert.CertificateException; 274import java.text.SimpleDateFormat; 275import java.util.ArrayList; 276import java.util.Arrays; 277import java.util.Collection; 278import java.util.Collections; 279import java.util.Comparator; 280import java.util.Date; 281import java.util.HashSet; 282import java.util.Iterator; 283import java.util.List; 284import java.util.Map; 285import java.util.Objects; 286import java.util.Set; 287import java.util.concurrent.CountDownLatch; 288import java.util.concurrent.TimeUnit; 289import java.util.concurrent.atomic.AtomicBoolean; 290import java.util.concurrent.atomic.AtomicInteger; 291import java.util.concurrent.atomic.AtomicLong; 292 293/** 294 * Keep track of all those .apks everywhere. 295 * 296 * This is very central to the platform's security; please run the unit 297 * tests whenever making modifications here: 298 * 299runtest -c android.content.pm.PackageManagerTests frameworks-core 300 * 301 * {@hide} 302 */ 303public class PackageManagerService extends IPackageManager.Stub { 304 static final String TAG = "PackageManager"; 305 static final boolean DEBUG_SETTINGS = false; 306 static final boolean DEBUG_PREFERRED = false; 307 static final boolean DEBUG_UPGRADE = false; 308 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 309 private static final boolean DEBUG_BACKUP = false; 310 private static final boolean DEBUG_INSTALL = false; 311 private static final boolean DEBUG_REMOVE = false; 312 private static final boolean DEBUG_BROADCASTS = false; 313 private static final boolean DEBUG_SHOW_INFO = false; 314 private static final boolean DEBUG_PACKAGE_INFO = false; 315 private static final boolean DEBUG_INTENT_MATCHING = false; 316 private static final boolean DEBUG_PACKAGE_SCANNING = false; 317 private static final boolean DEBUG_VERIFY = false; 318 319 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 320 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 321 // user, but by default initialize to this. 322 static final boolean DEBUG_DEXOPT = false; 323 324 private static final boolean DEBUG_ABI_SELECTION = false; 325 private static final boolean DEBUG_EPHEMERAL = false; 326 private static final boolean DEBUG_TRIAGED_MISSING = false; 327 private static final boolean DEBUG_APP_DATA = false; 328 329 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 330 331 private static final boolean DISABLE_EPHEMERAL_APPS = true; 332 333 private static final int RADIO_UID = Process.PHONE_UID; 334 private static final int LOG_UID = Process.LOG_UID; 335 private static final int NFC_UID = Process.NFC_UID; 336 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 337 private static final int SHELL_UID = Process.SHELL_UID; 338 339 // Cap the size of permission trees that 3rd party apps can define 340 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 341 342 // Suffix used during package installation when copying/moving 343 // package apks to install directory. 344 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 345 346 static final int SCAN_NO_DEX = 1<<1; 347 static final int SCAN_FORCE_DEX = 1<<2; 348 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 349 static final int SCAN_NEW_INSTALL = 1<<4; 350 static final int SCAN_NO_PATHS = 1<<5; 351 static final int SCAN_UPDATE_TIME = 1<<6; 352 static final int SCAN_DEFER_DEX = 1<<7; 353 static final int SCAN_BOOTING = 1<<8; 354 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 355 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 356 static final int SCAN_REPLACING = 1<<11; 357 static final int SCAN_REQUIRE_KNOWN = 1<<12; 358 static final int SCAN_MOVE = 1<<13; 359 static final int SCAN_INITIAL = 1<<14; 360 static final int SCAN_CHECK_ONLY = 1<<15; 361 362 static final int REMOVE_CHATTY = 1<<16; 363 364 private static final int[] EMPTY_INT_ARRAY = new int[0]; 365 366 /** 367 * Timeout (in milliseconds) after which the watchdog should declare that 368 * our handler thread is wedged. The usual default for such things is one 369 * minute but we sometimes do very lengthy I/O operations on this thread, 370 * such as installing multi-gigabyte applications, so ours needs to be longer. 371 */ 372 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 373 374 /** 375 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 376 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 377 * settings entry if available, otherwise we use the hardcoded default. If it's been 378 * more than this long since the last fstrim, we force one during the boot sequence. 379 * 380 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 381 * one gets run at the next available charging+idle time. This final mandatory 382 * no-fstrim check kicks in only of the other scheduling criteria is never met. 383 */ 384 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 385 386 /** 387 * Whether verification is enabled by default. 388 */ 389 private static final boolean DEFAULT_VERIFY_ENABLE = true; 390 391 /** 392 * The default maximum time to wait for the verification agent to return in 393 * milliseconds. 394 */ 395 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 396 397 /** 398 * The default response for package verification timeout. 399 * 400 * This can be either PackageManager.VERIFICATION_ALLOW or 401 * PackageManager.VERIFICATION_REJECT. 402 */ 403 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 404 405 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 406 407 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 408 DEFAULT_CONTAINER_PACKAGE, 409 "com.android.defcontainer.DefaultContainerService"); 410 411 private static final String KILL_APP_REASON_GIDS_CHANGED = 412 "permission grant or revoke changed gids"; 413 414 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 415 "permissions revoked"; 416 417 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 418 419 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 420 421 /** Permission grant: not grant the permission. */ 422 private static final int GRANT_DENIED = 1; 423 424 /** Permission grant: grant the permission as an install permission. */ 425 private static final int GRANT_INSTALL = 2; 426 427 /** Permission grant: grant the permission as a runtime one. */ 428 private static final int GRANT_RUNTIME = 3; 429 430 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 431 private static final int GRANT_UPGRADE = 4; 432 433 /** Canonical intent used to identify what counts as a "web browser" app */ 434 private static final Intent sBrowserIntent; 435 static { 436 sBrowserIntent = new Intent(); 437 sBrowserIntent.setAction(Intent.ACTION_VIEW); 438 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 439 sBrowserIntent.setData(Uri.parse("http:")); 440 } 441 442 final ServiceThread mHandlerThread; 443 444 final PackageHandler mHandler; 445 446 /** 447 * Messages for {@link #mHandler} that need to wait for system ready before 448 * being dispatched. 449 */ 450 private ArrayList<Message> mPostSystemReadyMessages; 451 452 final int mSdkVersion = Build.VERSION.SDK_INT; 453 454 final Context mContext; 455 final boolean mFactoryTest; 456 final boolean mOnlyCore; 457 final DisplayMetrics mMetrics; 458 final int mDefParseFlags; 459 final String[] mSeparateProcesses; 460 final boolean mIsUpgrade; 461 462 /** The location for ASEC container files on internal storage. */ 463 final String mAsecInternalPath; 464 465 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 466 // LOCK HELD. Can be called with mInstallLock held. 467 @GuardedBy("mInstallLock") 468 final Installer mInstaller; 469 470 /** Directory where installed third-party apps stored */ 471 final File mAppInstallDir; 472 final File mEphemeralInstallDir; 473 474 /** 475 * Directory to which applications installed internally have their 476 * 32 bit native libraries copied. 477 */ 478 private File mAppLib32InstallDir; 479 480 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 481 // apps. 482 final File mDrmAppPrivateInstallDir; 483 484 // ---------------------------------------------------------------- 485 486 // Lock for state used when installing and doing other long running 487 // operations. Methods that must be called with this lock held have 488 // the suffix "LI". 489 final Object mInstallLock = new Object(); 490 491 // ---------------------------------------------------------------- 492 493 // Keys are String (package name), values are Package. This also serves 494 // as the lock for the global state. Methods that must be called with 495 // this lock held have the prefix "LP". 496 @GuardedBy("mPackages") 497 final ArrayMap<String, PackageParser.Package> mPackages = 498 new ArrayMap<String, PackageParser.Package>(); 499 500 // Tracks available target package names -> overlay package paths. 501 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 502 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 503 504 /** 505 * Tracks new system packages [received in an OTA] that we expect to 506 * find updated user-installed versions. Keys are package name, values 507 * are package location. 508 */ 509 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 510 511 /** 512 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 513 */ 514 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 515 /** 516 * Whether or not system app permissions should be promoted from install to runtime. 517 */ 518 boolean mPromoteSystemApps; 519 520 final Settings mSettings; 521 boolean mRestoredSettings; 522 523 // System configuration read by SystemConfig. 524 final int[] mGlobalGids; 525 final SparseArray<ArraySet<String>> mSystemPermissions; 526 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 527 528 // If mac_permissions.xml was found for seinfo labeling. 529 boolean mFoundPolicyFile; 530 531 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 532 533 public static final class SharedLibraryEntry { 534 public final String path; 535 public final String apk; 536 537 SharedLibraryEntry(String _path, String _apk) { 538 path = _path; 539 apk = _apk; 540 } 541 } 542 543 // Currently known shared libraries. 544 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 545 new ArrayMap<String, SharedLibraryEntry>(); 546 547 // All available activities, for your resolving pleasure. 548 final ActivityIntentResolver mActivities = 549 new ActivityIntentResolver(); 550 551 // All available receivers, for your resolving pleasure. 552 final ActivityIntentResolver mReceivers = 553 new ActivityIntentResolver(); 554 555 // All available services, for your resolving pleasure. 556 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 557 558 // All available providers, for your resolving pleasure. 559 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 560 561 // Mapping from provider base names (first directory in content URI codePath) 562 // to the provider information. 563 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 564 new ArrayMap<String, PackageParser.Provider>(); 565 566 // Mapping from instrumentation class names to info about them. 567 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 568 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 569 570 // Mapping from permission names to info about them. 571 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 572 new ArrayMap<String, PackageParser.PermissionGroup>(); 573 574 // Packages whose data we have transfered into another package, thus 575 // should no longer exist. 576 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 577 578 // Broadcast actions that are only available to the system. 579 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 580 581 /** List of packages waiting for verification. */ 582 final SparseArray<PackageVerificationState> mPendingVerification 583 = new SparseArray<PackageVerificationState>(); 584 585 /** Set of packages associated with each app op permission. */ 586 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 587 588 final PackageInstallerService mInstallerService; 589 590 private final PackageDexOptimizer mPackageDexOptimizer; 591 592 private AtomicInteger mNextMoveId = new AtomicInteger(); 593 private final MoveCallbacks mMoveCallbacks; 594 595 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 596 597 // Cache of users who need badging. 598 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 599 600 /** Token for keys in mPendingVerification. */ 601 private int mPendingVerificationToken = 0; 602 603 volatile boolean mSystemReady; 604 volatile boolean mSafeMode; 605 volatile boolean mHasSystemUidErrors; 606 607 ApplicationInfo mAndroidApplication; 608 final ActivityInfo mResolveActivity = new ActivityInfo(); 609 final ResolveInfo mResolveInfo = new ResolveInfo(); 610 ComponentName mResolveComponentName; 611 PackageParser.Package mPlatformPackage; 612 ComponentName mCustomResolverComponentName; 613 614 boolean mResolverReplaced = false; 615 616 private final @Nullable ComponentName mIntentFilterVerifierComponent; 617 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 618 619 private int mIntentFilterVerificationToken = 0; 620 621 /** Component that knows whether or not an ephemeral application exists */ 622 final ComponentName mEphemeralResolverComponent; 623 /** The service connection to the ephemeral resolver */ 624 final EphemeralResolverConnection mEphemeralResolverConnection; 625 626 /** Component used to install ephemeral applications */ 627 final ComponentName mEphemeralInstallerComponent; 628 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 629 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 630 631 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 632 = new SparseArray<IntentFilterVerificationState>(); 633 634 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 635 new DefaultPermissionGrantPolicy(this); 636 637 // List of packages names to keep cached, even if they are uninstalled for all users 638 private List<String> mKeepUninstalledPackages; 639 640 private boolean mUseJitProfiles = 641 SystemProperties.getBoolean("dalvik.vm.usejitprofiles", false); 642 643 private static class IFVerificationParams { 644 PackageParser.Package pkg; 645 boolean replacing; 646 int userId; 647 int verifierUid; 648 649 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 650 int _userId, int _verifierUid) { 651 pkg = _pkg; 652 replacing = _replacing; 653 userId = _userId; 654 replacing = _replacing; 655 verifierUid = _verifierUid; 656 } 657 } 658 659 private interface IntentFilterVerifier<T extends IntentFilter> { 660 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 661 T filter, String packageName); 662 void startVerifications(int userId); 663 void receiveVerificationResponse(int verificationId); 664 } 665 666 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 667 private Context mContext; 668 private ComponentName mIntentFilterVerifierComponent; 669 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 670 671 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 672 mContext = context; 673 mIntentFilterVerifierComponent = verifierComponent; 674 } 675 676 private String getDefaultScheme() { 677 return IntentFilter.SCHEME_HTTPS; 678 } 679 680 @Override 681 public void startVerifications(int userId) { 682 // Launch verifications requests 683 int count = mCurrentIntentFilterVerifications.size(); 684 for (int n=0; n<count; n++) { 685 int verificationId = mCurrentIntentFilterVerifications.get(n); 686 final IntentFilterVerificationState ivs = 687 mIntentFilterVerificationStates.get(verificationId); 688 689 String packageName = ivs.getPackageName(); 690 691 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 692 final int filterCount = filters.size(); 693 ArraySet<String> domainsSet = new ArraySet<>(); 694 for (int m=0; m<filterCount; m++) { 695 PackageParser.ActivityIntentInfo filter = filters.get(m); 696 domainsSet.addAll(filter.getHostsList()); 697 } 698 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 699 synchronized (mPackages) { 700 if (mSettings.createIntentFilterVerificationIfNeededLPw( 701 packageName, domainsList) != null) { 702 scheduleWriteSettingsLocked(); 703 } 704 } 705 sendVerificationRequest(userId, verificationId, ivs); 706 } 707 mCurrentIntentFilterVerifications.clear(); 708 } 709 710 private void sendVerificationRequest(int userId, int verificationId, 711 IntentFilterVerificationState ivs) { 712 713 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 714 verificationIntent.putExtra( 715 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 716 verificationId); 717 verificationIntent.putExtra( 718 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 719 getDefaultScheme()); 720 verificationIntent.putExtra( 721 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 722 ivs.getHostsString()); 723 verificationIntent.putExtra( 724 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 725 ivs.getPackageName()); 726 verificationIntent.setComponent(mIntentFilterVerifierComponent); 727 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 728 729 UserHandle user = new UserHandle(userId); 730 mContext.sendBroadcastAsUser(verificationIntent, user); 731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 732 "Sending IntentFilter verification broadcast"); 733 } 734 735 public void receiveVerificationResponse(int verificationId) { 736 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 737 738 final boolean verified = ivs.isVerified(); 739 740 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 741 final int count = filters.size(); 742 if (DEBUG_DOMAIN_VERIFICATION) { 743 Slog.i(TAG, "Received verification response " + verificationId 744 + " for " + count + " filters, verified=" + verified); 745 } 746 for (int n=0; n<count; n++) { 747 PackageParser.ActivityIntentInfo filter = filters.get(n); 748 filter.setVerified(verified); 749 750 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 751 + " verified with result:" + verified + " and hosts:" 752 + ivs.getHostsString()); 753 } 754 755 mIntentFilterVerificationStates.remove(verificationId); 756 757 final String packageName = ivs.getPackageName(); 758 IntentFilterVerificationInfo ivi = null; 759 760 synchronized (mPackages) { 761 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 762 } 763 if (ivi == null) { 764 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 765 + verificationId + " packageName:" + packageName); 766 return; 767 } 768 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 769 "Updating IntentFilterVerificationInfo for package " + packageName 770 +" verificationId:" + verificationId); 771 772 synchronized (mPackages) { 773 if (verified) { 774 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 775 } else { 776 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 777 } 778 scheduleWriteSettingsLocked(); 779 780 final int userId = ivs.getUserId(); 781 if (userId != UserHandle.USER_ALL) { 782 final int userStatus = 783 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 784 785 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 786 boolean needUpdate = false; 787 788 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 789 // already been set by the User thru the Disambiguation dialog 790 switch (userStatus) { 791 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 792 if (verified) { 793 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 794 } else { 795 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 796 } 797 needUpdate = true; 798 break; 799 800 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 801 if (verified) { 802 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 803 needUpdate = true; 804 } 805 break; 806 807 default: 808 // Nothing to do 809 } 810 811 if (needUpdate) { 812 mSettings.updateIntentFilterVerificationStatusLPw( 813 packageName, updatedStatus, userId); 814 scheduleWritePackageRestrictionsLocked(userId); 815 } 816 } 817 } 818 } 819 820 @Override 821 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 822 ActivityIntentInfo filter, String packageName) { 823 if (!hasValidDomains(filter)) { 824 return false; 825 } 826 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 827 if (ivs == null) { 828 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 829 packageName); 830 } 831 if (DEBUG_DOMAIN_VERIFICATION) { 832 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 833 } 834 ivs.addFilter(filter); 835 return true; 836 } 837 838 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 839 int userId, int verificationId, String packageName) { 840 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 841 verifierUid, userId, packageName); 842 ivs.setPendingState(); 843 synchronized (mPackages) { 844 mIntentFilterVerificationStates.append(verificationId, ivs); 845 mCurrentIntentFilterVerifications.add(verificationId); 846 } 847 return ivs; 848 } 849 } 850 851 private static boolean hasValidDomains(ActivityIntentInfo filter) { 852 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 853 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 854 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 855 } 856 857 // Set of pending broadcasts for aggregating enable/disable of components. 858 static class PendingPackageBroadcasts { 859 // for each user id, a map of <package name -> components within that package> 860 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 861 862 public PendingPackageBroadcasts() { 863 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 864 } 865 866 public ArrayList<String> get(int userId, String packageName) { 867 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 868 return packages.get(packageName); 869 } 870 871 public void put(int userId, String packageName, ArrayList<String> components) { 872 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 873 packages.put(packageName, components); 874 } 875 876 public void remove(int userId, String packageName) { 877 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 878 if (packages != null) { 879 packages.remove(packageName); 880 } 881 } 882 883 public void remove(int userId) { 884 mUidMap.remove(userId); 885 } 886 887 public int userIdCount() { 888 return mUidMap.size(); 889 } 890 891 public int userIdAt(int n) { 892 return mUidMap.keyAt(n); 893 } 894 895 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 896 return mUidMap.get(userId); 897 } 898 899 public int size() { 900 // total number of pending broadcast entries across all userIds 901 int num = 0; 902 for (int i = 0; i< mUidMap.size(); i++) { 903 num += mUidMap.valueAt(i).size(); 904 } 905 return num; 906 } 907 908 public void clear() { 909 mUidMap.clear(); 910 } 911 912 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 913 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 914 if (map == null) { 915 map = new ArrayMap<String, ArrayList<String>>(); 916 mUidMap.put(userId, map); 917 } 918 return map; 919 } 920 } 921 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 922 923 // Service Connection to remote media container service to copy 924 // package uri's from external media onto secure containers 925 // or internal storage. 926 private IMediaContainerService mContainerService = null; 927 928 static final int SEND_PENDING_BROADCAST = 1; 929 static final int MCS_BOUND = 3; 930 static final int END_COPY = 4; 931 static final int INIT_COPY = 5; 932 static final int MCS_UNBIND = 6; 933 static final int START_CLEANING_PACKAGE = 7; 934 static final int FIND_INSTALL_LOC = 8; 935 static final int POST_INSTALL = 9; 936 static final int MCS_RECONNECT = 10; 937 static final int MCS_GIVE_UP = 11; 938 static final int UPDATED_MEDIA_STATUS = 12; 939 static final int WRITE_SETTINGS = 13; 940 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 941 static final int PACKAGE_VERIFIED = 15; 942 static final int CHECK_PENDING_VERIFICATION = 16; 943 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 944 static final int INTENT_FILTER_VERIFIED = 18; 945 946 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 947 948 // Delay time in millisecs 949 static final int BROADCAST_DELAY = 10 * 1000; 950 951 static UserManagerService sUserManager; 952 953 // Stores a list of users whose package restrictions file needs to be updated 954 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 955 956 final private DefaultContainerConnection mDefContainerConn = 957 new DefaultContainerConnection(); 958 class DefaultContainerConnection implements ServiceConnection { 959 public void onServiceConnected(ComponentName name, IBinder service) { 960 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 961 IMediaContainerService imcs = 962 IMediaContainerService.Stub.asInterface(service); 963 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 964 } 965 966 public void onServiceDisconnected(ComponentName name) { 967 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 968 } 969 } 970 971 // Recordkeeping of restore-after-install operations that are currently in flight 972 // between the Package Manager and the Backup Manager 973 static class PostInstallData { 974 public InstallArgs args; 975 public PackageInstalledInfo res; 976 977 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 978 args = _a; 979 res = _r; 980 } 981 } 982 983 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 984 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 985 986 // XML tags for backup/restore of various bits of state 987 private static final String TAG_PREFERRED_BACKUP = "pa"; 988 private static final String TAG_DEFAULT_APPS = "da"; 989 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 990 991 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 992 private static final String TAG_ALL_GRANTS = "rt-grants"; 993 private static final String TAG_GRANT = "grant"; 994 private static final String ATTR_PACKAGE_NAME = "pkg"; 995 996 private static final String TAG_PERMISSION = "perm"; 997 private static final String ATTR_PERMISSION_NAME = "name"; 998 private static final String ATTR_IS_GRANTED = "g"; 999 private static final String ATTR_USER_SET = "set"; 1000 private static final String ATTR_USER_FIXED = "fixed"; 1001 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1002 1003 // System/policy permission grants are not backed up 1004 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1005 FLAG_PERMISSION_POLICY_FIXED 1006 | FLAG_PERMISSION_SYSTEM_FIXED 1007 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1008 1009 // And we back up these user-adjusted states 1010 private static final int USER_RUNTIME_GRANT_MASK = 1011 FLAG_PERMISSION_USER_SET 1012 | FLAG_PERMISSION_USER_FIXED 1013 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1014 1015 final @Nullable String mRequiredVerifierPackage; 1016 final @Nullable String mRequiredInstallerPackage; 1017 1018 private final PackageUsage mPackageUsage = new PackageUsage(); 1019 1020 private class PackageUsage { 1021 private static final int WRITE_INTERVAL 1022 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 1023 1024 private final Object mFileLock = new Object(); 1025 private final AtomicLong mLastWritten = new AtomicLong(0); 1026 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 1027 1028 private boolean mIsHistoricalPackageUsageAvailable = true; 1029 1030 boolean isHistoricalPackageUsageAvailable() { 1031 return mIsHistoricalPackageUsageAvailable; 1032 } 1033 1034 void write(boolean force) { 1035 if (force) { 1036 writeInternal(); 1037 return; 1038 } 1039 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 1040 && !DEBUG_DEXOPT) { 1041 return; 1042 } 1043 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1044 new Thread("PackageUsage_DiskWriter") { 1045 @Override 1046 public void run() { 1047 try { 1048 writeInternal(); 1049 } finally { 1050 mBackgroundWriteRunning.set(false); 1051 } 1052 } 1053 }.start(); 1054 } 1055 } 1056 1057 private void writeInternal() { 1058 synchronized (mPackages) { 1059 synchronized (mFileLock) { 1060 AtomicFile file = getFile(); 1061 FileOutputStream f = null; 1062 try { 1063 f = file.startWrite(); 1064 BufferedOutputStream out = new BufferedOutputStream(f); 1065 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1066 StringBuilder sb = new StringBuilder(); 1067 for (PackageParser.Package pkg : mPackages.values()) { 1068 if (pkg.mLastPackageUsageTimeInMills == 0) { 1069 continue; 1070 } 1071 sb.setLength(0); 1072 sb.append(pkg.packageName); 1073 sb.append(' '); 1074 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1075 sb.append('\n'); 1076 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1077 } 1078 out.flush(); 1079 file.finishWrite(f); 1080 } catch (IOException e) { 1081 if (f != null) { 1082 file.failWrite(f); 1083 } 1084 Log.e(TAG, "Failed to write package usage times", e); 1085 } 1086 } 1087 } 1088 mLastWritten.set(SystemClock.elapsedRealtime()); 1089 } 1090 1091 void readLP() { 1092 synchronized (mFileLock) { 1093 AtomicFile file = getFile(); 1094 BufferedInputStream in = null; 1095 try { 1096 in = new BufferedInputStream(file.openRead()); 1097 StringBuffer sb = new StringBuffer(); 1098 while (true) { 1099 String packageName = readToken(in, sb, ' '); 1100 if (packageName == null) { 1101 break; 1102 } 1103 String timeInMillisString = readToken(in, sb, '\n'); 1104 if (timeInMillisString == null) { 1105 throw new IOException("Failed to find last usage time for package " 1106 + packageName); 1107 } 1108 PackageParser.Package pkg = mPackages.get(packageName); 1109 if (pkg == null) { 1110 continue; 1111 } 1112 long timeInMillis; 1113 try { 1114 timeInMillis = Long.parseLong(timeInMillisString); 1115 } catch (NumberFormatException e) { 1116 throw new IOException("Failed to parse " + timeInMillisString 1117 + " as a long.", e); 1118 } 1119 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1120 } 1121 } catch (FileNotFoundException expected) { 1122 mIsHistoricalPackageUsageAvailable = false; 1123 } catch (IOException e) { 1124 Log.w(TAG, "Failed to read package usage times", e); 1125 } finally { 1126 IoUtils.closeQuietly(in); 1127 } 1128 } 1129 mLastWritten.set(SystemClock.elapsedRealtime()); 1130 } 1131 1132 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1133 throws IOException { 1134 sb.setLength(0); 1135 while (true) { 1136 int ch = in.read(); 1137 if (ch == -1) { 1138 if (sb.length() == 0) { 1139 return null; 1140 } 1141 throw new IOException("Unexpected EOF"); 1142 } 1143 if (ch == endOfToken) { 1144 return sb.toString(); 1145 } 1146 sb.append((char)ch); 1147 } 1148 } 1149 1150 private AtomicFile getFile() { 1151 File dataDir = Environment.getDataDirectory(); 1152 File systemDir = new File(dataDir, "system"); 1153 File fname = new File(systemDir, "package-usage.list"); 1154 return new AtomicFile(fname); 1155 } 1156 } 1157 1158 class PackageHandler extends Handler { 1159 private boolean mBound = false; 1160 final ArrayList<HandlerParams> mPendingInstalls = 1161 new ArrayList<HandlerParams>(); 1162 1163 private boolean connectToService() { 1164 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1165 " DefaultContainerService"); 1166 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1167 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1168 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1169 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1170 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1171 mBound = true; 1172 return true; 1173 } 1174 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1175 return false; 1176 } 1177 1178 private void disconnectService() { 1179 mContainerService = null; 1180 mBound = false; 1181 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1182 mContext.unbindService(mDefContainerConn); 1183 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1184 } 1185 1186 PackageHandler(Looper looper) { 1187 super(looper); 1188 } 1189 1190 public void handleMessage(Message msg) { 1191 try { 1192 doHandleMessage(msg); 1193 } finally { 1194 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1195 } 1196 } 1197 1198 void doHandleMessage(Message msg) { 1199 switch (msg.what) { 1200 case INIT_COPY: { 1201 HandlerParams params = (HandlerParams) msg.obj; 1202 int idx = mPendingInstalls.size(); 1203 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1204 // If a bind was already initiated we dont really 1205 // need to do anything. The pending install 1206 // will be processed later on. 1207 if (!mBound) { 1208 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1209 System.identityHashCode(mHandler)); 1210 // If this is the only one pending we might 1211 // have to bind to the service again. 1212 if (!connectToService()) { 1213 Slog.e(TAG, "Failed to bind to media container service"); 1214 params.serviceError(); 1215 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1216 System.identityHashCode(mHandler)); 1217 if (params.traceMethod != null) { 1218 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1219 params.traceCookie); 1220 } 1221 return; 1222 } else { 1223 // Once we bind to the service, the first 1224 // pending request will be processed. 1225 mPendingInstalls.add(idx, params); 1226 } 1227 } else { 1228 mPendingInstalls.add(idx, params); 1229 // Already bound to the service. Just make 1230 // sure we trigger off processing the first request. 1231 if (idx == 0) { 1232 mHandler.sendEmptyMessage(MCS_BOUND); 1233 } 1234 } 1235 break; 1236 } 1237 case MCS_BOUND: { 1238 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1239 if (msg.obj != null) { 1240 mContainerService = (IMediaContainerService) msg.obj; 1241 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1242 System.identityHashCode(mHandler)); 1243 } 1244 if (mContainerService == null) { 1245 if (!mBound) { 1246 // Something seriously wrong since we are not bound and we are not 1247 // waiting for connection. Bail out. 1248 Slog.e(TAG, "Cannot bind to media container service"); 1249 for (HandlerParams params : mPendingInstalls) { 1250 // Indicate service bind error 1251 params.serviceError(); 1252 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1253 System.identityHashCode(params)); 1254 if (params.traceMethod != null) { 1255 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1256 params.traceMethod, params.traceCookie); 1257 } 1258 return; 1259 } 1260 mPendingInstalls.clear(); 1261 } else { 1262 Slog.w(TAG, "Waiting to connect to media container service"); 1263 } 1264 } else if (mPendingInstalls.size() > 0) { 1265 HandlerParams params = mPendingInstalls.get(0); 1266 if (params != null) { 1267 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1268 System.identityHashCode(params)); 1269 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1270 if (params.startCopy()) { 1271 // We are done... look for more work or to 1272 // go idle. 1273 if (DEBUG_SD_INSTALL) Log.i(TAG, 1274 "Checking for more work or unbind..."); 1275 // Delete pending install 1276 if (mPendingInstalls.size() > 0) { 1277 mPendingInstalls.remove(0); 1278 } 1279 if (mPendingInstalls.size() == 0) { 1280 if (mBound) { 1281 if (DEBUG_SD_INSTALL) Log.i(TAG, 1282 "Posting delayed MCS_UNBIND"); 1283 removeMessages(MCS_UNBIND); 1284 Message ubmsg = obtainMessage(MCS_UNBIND); 1285 // Unbind after a little delay, to avoid 1286 // continual thrashing. 1287 sendMessageDelayed(ubmsg, 10000); 1288 } 1289 } else { 1290 // There are more pending requests in queue. 1291 // Just post MCS_BOUND message to trigger processing 1292 // of next pending install. 1293 if (DEBUG_SD_INSTALL) Log.i(TAG, 1294 "Posting MCS_BOUND for next work"); 1295 mHandler.sendEmptyMessage(MCS_BOUND); 1296 } 1297 } 1298 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1299 } 1300 } else { 1301 // Should never happen ideally. 1302 Slog.w(TAG, "Empty queue"); 1303 } 1304 break; 1305 } 1306 case MCS_RECONNECT: { 1307 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1308 if (mPendingInstalls.size() > 0) { 1309 if (mBound) { 1310 disconnectService(); 1311 } 1312 if (!connectToService()) { 1313 Slog.e(TAG, "Failed to bind to media container service"); 1314 for (HandlerParams params : mPendingInstalls) { 1315 // Indicate service bind error 1316 params.serviceError(); 1317 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1318 System.identityHashCode(params)); 1319 } 1320 mPendingInstalls.clear(); 1321 } 1322 } 1323 break; 1324 } 1325 case MCS_UNBIND: { 1326 // If there is no actual work left, then time to unbind. 1327 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1328 1329 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1330 if (mBound) { 1331 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1332 1333 disconnectService(); 1334 } 1335 } else if (mPendingInstalls.size() > 0) { 1336 // There are more pending requests in queue. 1337 // Just post MCS_BOUND message to trigger processing 1338 // of next pending install. 1339 mHandler.sendEmptyMessage(MCS_BOUND); 1340 } 1341 1342 break; 1343 } 1344 case MCS_GIVE_UP: { 1345 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1346 HandlerParams params = mPendingInstalls.remove(0); 1347 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1348 System.identityHashCode(params)); 1349 break; 1350 } 1351 case SEND_PENDING_BROADCAST: { 1352 String packages[]; 1353 ArrayList<String> components[]; 1354 int size = 0; 1355 int uids[]; 1356 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1357 synchronized (mPackages) { 1358 if (mPendingBroadcasts == null) { 1359 return; 1360 } 1361 size = mPendingBroadcasts.size(); 1362 if (size <= 0) { 1363 // Nothing to be done. Just return 1364 return; 1365 } 1366 packages = new String[size]; 1367 components = new ArrayList[size]; 1368 uids = new int[size]; 1369 int i = 0; // filling out the above arrays 1370 1371 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1372 int packageUserId = mPendingBroadcasts.userIdAt(n); 1373 Iterator<Map.Entry<String, ArrayList<String>>> it 1374 = mPendingBroadcasts.packagesForUserId(packageUserId) 1375 .entrySet().iterator(); 1376 while (it.hasNext() && i < size) { 1377 Map.Entry<String, ArrayList<String>> ent = it.next(); 1378 packages[i] = ent.getKey(); 1379 components[i] = ent.getValue(); 1380 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1381 uids[i] = (ps != null) 1382 ? UserHandle.getUid(packageUserId, ps.appId) 1383 : -1; 1384 i++; 1385 } 1386 } 1387 size = i; 1388 mPendingBroadcasts.clear(); 1389 } 1390 // Send broadcasts 1391 for (int i = 0; i < size; i++) { 1392 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1393 } 1394 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1395 break; 1396 } 1397 case START_CLEANING_PACKAGE: { 1398 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1399 final String packageName = (String)msg.obj; 1400 final int userId = msg.arg1; 1401 final boolean andCode = msg.arg2 != 0; 1402 synchronized (mPackages) { 1403 if (userId == UserHandle.USER_ALL) { 1404 int[] users = sUserManager.getUserIds(); 1405 for (int user : users) { 1406 mSettings.addPackageToCleanLPw( 1407 new PackageCleanItem(user, packageName, andCode)); 1408 } 1409 } else { 1410 mSettings.addPackageToCleanLPw( 1411 new PackageCleanItem(userId, packageName, andCode)); 1412 } 1413 } 1414 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1415 startCleaningPackages(); 1416 } break; 1417 case POST_INSTALL: { 1418 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1419 1420 PostInstallData data = mRunningInstalls.get(msg.arg1); 1421 mRunningInstalls.delete(msg.arg1); 1422 1423 if (data != null) { 1424 InstallArgs args = data.args; 1425 PackageInstalledInfo parentRes = data.res; 1426 1427 final boolean grantPermissions = (args.installFlags 1428 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1429 final String[] grantedPermissions = args.installGrantPermissions; 1430 1431 // Handle the parent package 1432 handlePackagePostInstall(parentRes, grantPermissions, grantedPermissions, 1433 args.observer); 1434 1435 // Handle the child packages 1436 final int childCount = (parentRes.addedChildPackages != null) 1437 ? parentRes.addedChildPackages.size() : 0; 1438 for (int i = 0; i < childCount; i++) { 1439 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1440 handlePackagePostInstall(childRes, grantPermissions, grantedPermissions, 1441 args.observer); 1442 } 1443 1444 // Log tracing if needed 1445 if (args.traceMethod != null) { 1446 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1447 args.traceCookie); 1448 } 1449 } else { 1450 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1451 } 1452 1453 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1454 } break; 1455 case UPDATED_MEDIA_STATUS: { 1456 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1457 boolean reportStatus = msg.arg1 == 1; 1458 boolean doGc = msg.arg2 == 1; 1459 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1460 if (doGc) { 1461 // Force a gc to clear up stale containers. 1462 Runtime.getRuntime().gc(); 1463 } 1464 if (msg.obj != null) { 1465 @SuppressWarnings("unchecked") 1466 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1467 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1468 // Unload containers 1469 unloadAllContainers(args); 1470 } 1471 if (reportStatus) { 1472 try { 1473 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1474 PackageHelper.getMountService().finishMediaUpdate(); 1475 } catch (RemoteException e) { 1476 Log.e(TAG, "MountService not running?"); 1477 } 1478 } 1479 } break; 1480 case WRITE_SETTINGS: { 1481 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1482 synchronized (mPackages) { 1483 removeMessages(WRITE_SETTINGS); 1484 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1485 mSettings.writeLPr(); 1486 mDirtyUsers.clear(); 1487 } 1488 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1489 } break; 1490 case WRITE_PACKAGE_RESTRICTIONS: { 1491 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1492 synchronized (mPackages) { 1493 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1494 for (int userId : mDirtyUsers) { 1495 mSettings.writePackageRestrictionsLPr(userId); 1496 } 1497 mDirtyUsers.clear(); 1498 } 1499 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1500 } break; 1501 case CHECK_PENDING_VERIFICATION: { 1502 final int verificationId = msg.arg1; 1503 final PackageVerificationState state = mPendingVerification.get(verificationId); 1504 1505 if ((state != null) && !state.timeoutExtended()) { 1506 final InstallArgs args = state.getInstallArgs(); 1507 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1508 1509 Slog.i(TAG, "Verification timed out for " + originUri); 1510 mPendingVerification.remove(verificationId); 1511 1512 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1513 1514 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1515 Slog.i(TAG, "Continuing with installation of " + originUri); 1516 state.setVerifierResponse(Binder.getCallingUid(), 1517 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1518 broadcastPackageVerified(verificationId, originUri, 1519 PackageManager.VERIFICATION_ALLOW, 1520 state.getInstallArgs().getUser()); 1521 try { 1522 ret = args.copyApk(mContainerService, true); 1523 } catch (RemoteException e) { 1524 Slog.e(TAG, "Could not contact the ContainerService"); 1525 } 1526 } else { 1527 broadcastPackageVerified(verificationId, originUri, 1528 PackageManager.VERIFICATION_REJECT, 1529 state.getInstallArgs().getUser()); 1530 } 1531 1532 Trace.asyncTraceEnd( 1533 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1534 1535 processPendingInstall(args, ret); 1536 mHandler.sendEmptyMessage(MCS_UNBIND); 1537 } 1538 break; 1539 } 1540 case PACKAGE_VERIFIED: { 1541 final int verificationId = msg.arg1; 1542 1543 final PackageVerificationState state = mPendingVerification.get(verificationId); 1544 if (state == null) { 1545 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1546 break; 1547 } 1548 1549 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1550 1551 state.setVerifierResponse(response.callerUid, response.code); 1552 1553 if (state.isVerificationComplete()) { 1554 mPendingVerification.remove(verificationId); 1555 1556 final InstallArgs args = state.getInstallArgs(); 1557 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1558 1559 int ret; 1560 if (state.isInstallAllowed()) { 1561 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1562 broadcastPackageVerified(verificationId, originUri, 1563 response.code, state.getInstallArgs().getUser()); 1564 try { 1565 ret = args.copyApk(mContainerService, true); 1566 } catch (RemoteException e) { 1567 Slog.e(TAG, "Could not contact the ContainerService"); 1568 } 1569 } else { 1570 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1571 } 1572 1573 Trace.asyncTraceEnd( 1574 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1575 1576 processPendingInstall(args, ret); 1577 mHandler.sendEmptyMessage(MCS_UNBIND); 1578 } 1579 1580 break; 1581 } 1582 case START_INTENT_FILTER_VERIFICATIONS: { 1583 IFVerificationParams params = (IFVerificationParams) msg.obj; 1584 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1585 params.replacing, params.pkg); 1586 break; 1587 } 1588 case INTENT_FILTER_VERIFIED: { 1589 final int verificationId = msg.arg1; 1590 1591 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1592 verificationId); 1593 if (state == null) { 1594 Slog.w(TAG, "Invalid IntentFilter verification token " 1595 + verificationId + " received"); 1596 break; 1597 } 1598 1599 final int userId = state.getUserId(); 1600 1601 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1602 "Processing IntentFilter verification with token:" 1603 + verificationId + " and userId:" + userId); 1604 1605 final IntentFilterVerificationResponse response = 1606 (IntentFilterVerificationResponse) msg.obj; 1607 1608 state.setVerifierResponse(response.callerUid, response.code); 1609 1610 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1611 "IntentFilter verification with token:" + verificationId 1612 + " and userId:" + userId 1613 + " is settings verifier response with response code:" 1614 + response.code); 1615 1616 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1617 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1618 + response.getFailedDomainsString()); 1619 } 1620 1621 if (state.isVerificationComplete()) { 1622 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1623 } else { 1624 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1625 "IntentFilter verification with token:" + verificationId 1626 + " was not said to be complete"); 1627 } 1628 1629 break; 1630 } 1631 } 1632 } 1633 } 1634 1635 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1636 String[] grantedPermissions, IPackageInstallObserver2 installObserver) { 1637 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1638 // Send the removed broadcasts 1639 if (res.removedInfo != null) { 1640 res.removedInfo.sendPackageRemovedBroadcasts(); 1641 } 1642 1643 // Now that we successfully installed the package, grant runtime 1644 // permissions if requested before broadcasting the install. 1645 if (grantPermissions && res.pkg.applicationInfo.targetSdkVersion 1646 >= Build.VERSION_CODES.M) { 1647 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1648 } 1649 1650 final boolean update = res.removedInfo != null 1651 && res.removedInfo.removedPackage != null; 1652 1653 // If this is the first time we have child packages for a disabled privileged 1654 // app that had no children, we grant requested runtime permissions to the new 1655 // children if the parent on the system image had them already granted. 1656 if (res.pkg.parentPackage != null) { 1657 synchronized (mPackages) { 1658 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1659 } 1660 } 1661 1662 synchronized (mPackages) { 1663 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1664 } 1665 1666 final String packageName = res.pkg.applicationInfo.packageName; 1667 Bundle extras = new Bundle(1); 1668 extras.putInt(Intent.EXTRA_UID, res.uid); 1669 1670 // Determine the set of users who are adding this package for 1671 // the first time vs. those who are seeing an update. 1672 int[] firstUsers = EMPTY_INT_ARRAY; 1673 int[] updateUsers = EMPTY_INT_ARRAY; 1674 if (res.origUsers == null || res.origUsers.length == 0) { 1675 firstUsers = res.newUsers; 1676 } else { 1677 for (int newUser : res.newUsers) { 1678 boolean isNew = true; 1679 for (int origUser : res.origUsers) { 1680 if (origUser == newUser) { 1681 isNew = false; 1682 break; 1683 } 1684 } 1685 if (isNew) { 1686 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1687 } else { 1688 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1689 } 1690 } 1691 } 1692 1693 // Send installed broadcasts if the install/update is not ephemeral 1694 if (!isEphemeral(res.pkg)) { 1695 // Send added for users that see the package for the first time 1696 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1697 extras, 0 /*flags*/, null /*targetPackage*/, 1698 null /*finishedReceiver*/, firstUsers); 1699 1700 // Send added for users that don't see the package for the first time 1701 if (update) { 1702 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1703 } 1704 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1705 extras, 0 /*flags*/, null /*targetPackage*/, 1706 null /*finishedReceiver*/, updateUsers); 1707 1708 // Send replaced for users that don't see the package for the first time 1709 if (update) { 1710 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1711 packageName, extras, 0 /*flags*/, 1712 null /*targetPackage*/, null /*finishedReceiver*/, 1713 updateUsers); 1714 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1715 null /*package*/, null /*extras*/, 0 /*flags*/, 1716 packageName /*targetPackage*/, 1717 null /*finishedReceiver*/, updateUsers); 1718 } 1719 1720 // Send broadcast package appeared if forward locked/external for all users 1721 // treat asec-hosted packages like removable media on upgrade 1722 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1723 if (DEBUG_INSTALL) { 1724 Slog.i(TAG, "upgrading pkg " + res.pkg 1725 + " is ASEC-hosted -> AVAILABLE"); 1726 } 1727 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1728 ArrayList<String> pkgList = new ArrayList<>(1); 1729 pkgList.add(packageName); 1730 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1731 } 1732 } 1733 1734 // Work that needs to happen on first install within each user 1735 if (firstUsers != null && firstUsers.length > 0) { 1736 synchronized (mPackages) { 1737 for (int userId : firstUsers) { 1738 // If this app is a browser and it's newly-installed for some 1739 // users, clear any default-browser state in those users. The 1740 // app's nature doesn't depend on the user, so we can just check 1741 // its browser nature in any user and generalize. 1742 if (packageIsBrowser(packageName, userId)) { 1743 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1744 } 1745 1746 // We may also need to apply pending (restored) runtime 1747 // permission grants within these users. 1748 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1749 } 1750 } 1751 } 1752 1753 // Log current value of "unknown sources" setting 1754 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1755 getUnknownSourcesSettings()); 1756 1757 // Force a gc to clear up things 1758 Runtime.getRuntime().gc(); 1759 1760 // Remove the replaced package's older resources safely now 1761 // We delete after a gc for applications on sdcard. 1762 if (res.removedInfo != null && res.removedInfo.args != null) { 1763 synchronized (mInstallLock) { 1764 res.removedInfo.args.doPostDeleteLI(true); 1765 } 1766 } 1767 } 1768 1769 // If someone is watching installs - notify them 1770 if (installObserver != null) { 1771 try { 1772 Bundle extras = extrasForInstallResult(res); 1773 installObserver.onPackageInstalled(res.name, res.returnCode, 1774 res.returnMsg, extras); 1775 } catch (RemoteException e) { 1776 Slog.i(TAG, "Observer no longer exists."); 1777 } 1778 } 1779 } 1780 1781 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1782 PackageParser.Package pkg) { 1783 if (pkg.parentPackage == null) { 1784 return; 1785 } 1786 if (pkg.requestedPermissions == null) { 1787 return; 1788 } 1789 final PackageSetting disabledSysParentPs = mSettings 1790 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1791 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1792 || !disabledSysParentPs.isPrivileged() 1793 || (disabledSysParentPs.childPackageNames != null 1794 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1795 return; 1796 } 1797 final int[] allUserIds = sUserManager.getUserIds(); 1798 final int permCount = pkg.requestedPermissions.size(); 1799 for (int i = 0; i < permCount; i++) { 1800 String permission = pkg.requestedPermissions.get(i); 1801 BasePermission bp = mSettings.mPermissions.get(permission); 1802 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1803 continue; 1804 } 1805 for (int userId : allUserIds) { 1806 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1807 permission, userId)) { 1808 grantRuntimePermission(pkg.packageName, permission, userId); 1809 } 1810 } 1811 } 1812 } 1813 1814 private StorageEventListener mStorageListener = new StorageEventListener() { 1815 @Override 1816 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1817 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1818 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1819 final String volumeUuid = vol.getFsUuid(); 1820 1821 // Clean up any users or apps that were removed or recreated 1822 // while this volume was missing 1823 reconcileUsers(volumeUuid); 1824 reconcileApps(volumeUuid); 1825 1826 // Clean up any install sessions that expired or were 1827 // cancelled while this volume was missing 1828 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1829 1830 loadPrivatePackages(vol); 1831 1832 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1833 unloadPrivatePackages(vol); 1834 } 1835 } 1836 1837 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1838 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1839 updateExternalMediaStatus(true, false); 1840 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1841 updateExternalMediaStatus(false, false); 1842 } 1843 } 1844 } 1845 1846 @Override 1847 public void onVolumeForgotten(String fsUuid) { 1848 if (TextUtils.isEmpty(fsUuid)) { 1849 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1850 return; 1851 } 1852 1853 // Remove any apps installed on the forgotten volume 1854 synchronized (mPackages) { 1855 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1856 for (PackageSetting ps : packages) { 1857 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1858 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1859 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1860 } 1861 1862 mSettings.onVolumeForgotten(fsUuid); 1863 mSettings.writeLPr(); 1864 } 1865 } 1866 }; 1867 1868 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1869 String[] grantedPermissions) { 1870 for (int userId : userIds) { 1871 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1872 } 1873 1874 // We could have touched GID membership, so flush out packages.list 1875 synchronized (mPackages) { 1876 mSettings.writePackageListLPr(); 1877 } 1878 } 1879 1880 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1881 String[] grantedPermissions) { 1882 SettingBase sb = (SettingBase) pkg.mExtras; 1883 if (sb == null) { 1884 return; 1885 } 1886 1887 PermissionsState permissionsState = sb.getPermissionsState(); 1888 1889 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1890 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1891 1892 synchronized (mPackages) { 1893 for (String permission : pkg.requestedPermissions) { 1894 BasePermission bp = mSettings.mPermissions.get(permission); 1895 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1896 && (grantedPermissions == null 1897 || ArrayUtils.contains(grantedPermissions, permission))) { 1898 final int flags = permissionsState.getPermissionFlags(permission, userId); 1899 // Installer cannot change immutable permissions. 1900 if ((flags & immutableFlags) == 0) { 1901 grantRuntimePermission(pkg.packageName, permission, userId); 1902 } 1903 } 1904 } 1905 } 1906 } 1907 1908 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1909 Bundle extras = null; 1910 switch (res.returnCode) { 1911 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1912 extras = new Bundle(); 1913 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1914 res.origPermission); 1915 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1916 res.origPackage); 1917 break; 1918 } 1919 case PackageManager.INSTALL_SUCCEEDED: { 1920 extras = new Bundle(); 1921 extras.putBoolean(Intent.EXTRA_REPLACING, 1922 res.removedInfo != null && res.removedInfo.removedPackage != null); 1923 break; 1924 } 1925 } 1926 return extras; 1927 } 1928 1929 void scheduleWriteSettingsLocked() { 1930 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1931 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1932 } 1933 } 1934 1935 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 1936 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 1937 scheduleWritePackageRestrictionsLocked(userId); 1938 } 1939 1940 void scheduleWritePackageRestrictionsLocked(int userId) { 1941 final int[] userIds = (userId == UserHandle.USER_ALL) 1942 ? sUserManager.getUserIds() : new int[]{userId}; 1943 for (int nextUserId : userIds) { 1944 if (!sUserManager.exists(nextUserId)) return; 1945 mDirtyUsers.add(nextUserId); 1946 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1947 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1948 } 1949 } 1950 } 1951 1952 public static PackageManagerService main(Context context, Installer installer, 1953 boolean factoryTest, boolean onlyCore) { 1954 PackageManagerService m = new PackageManagerService(context, installer, 1955 factoryTest, onlyCore); 1956 m.enableSystemUserPackages(); 1957 ServiceManager.addService("package", m); 1958 return m; 1959 } 1960 1961 private void enableSystemUserPackages() { 1962 if (!UserManager.isSplitSystemUser()) { 1963 return; 1964 } 1965 // For system user, enable apps based on the following conditions: 1966 // - app is whitelisted or belong to one of these groups: 1967 // -- system app which has no launcher icons 1968 // -- system app which has INTERACT_ACROSS_USERS permission 1969 // -- system IME app 1970 // - app is not in the blacklist 1971 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1972 Set<String> enableApps = new ArraySet<>(); 1973 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1974 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1975 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1976 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1977 enableApps.addAll(wlApps); 1978 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1979 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1980 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1981 enableApps.removeAll(blApps); 1982 Log.i(TAG, "Applications installed for system user: " + enableApps); 1983 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1984 UserHandle.SYSTEM); 1985 final int allAppsSize = allAps.size(); 1986 synchronized (mPackages) { 1987 for (int i = 0; i < allAppsSize; i++) { 1988 String pName = allAps.get(i); 1989 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1990 // Should not happen, but we shouldn't be failing if it does 1991 if (pkgSetting == null) { 1992 continue; 1993 } 1994 boolean install = enableApps.contains(pName); 1995 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1996 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1997 + " for system user"); 1998 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1999 } 2000 } 2001 } 2002 } 2003 2004 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2005 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2006 Context.DISPLAY_SERVICE); 2007 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2008 } 2009 2010 public PackageManagerService(Context context, Installer installer, 2011 boolean factoryTest, boolean onlyCore) { 2012 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2013 SystemClock.uptimeMillis()); 2014 2015 if (mSdkVersion <= 0) { 2016 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2017 } 2018 2019 mContext = context; 2020 mFactoryTest = factoryTest; 2021 mOnlyCore = onlyCore; 2022 mMetrics = new DisplayMetrics(); 2023 mSettings = new Settings(mPackages); 2024 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2025 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2026 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2027 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2028 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2029 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2030 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2031 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2032 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2033 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2034 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2035 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2036 2037 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2038 if (separateProcesses != null && separateProcesses.length() > 0) { 2039 if ("*".equals(separateProcesses)) { 2040 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2041 mSeparateProcesses = null; 2042 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2043 } else { 2044 mDefParseFlags = 0; 2045 mSeparateProcesses = separateProcesses.split(","); 2046 Slog.w(TAG, "Running with debug.separate_processes: " 2047 + separateProcesses); 2048 } 2049 } else { 2050 mDefParseFlags = 0; 2051 mSeparateProcesses = null; 2052 } 2053 2054 mInstaller = installer; 2055 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2056 "*dexopt*"); 2057 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2058 2059 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2060 FgThread.get().getLooper()); 2061 2062 getDefaultDisplayMetrics(context, mMetrics); 2063 2064 SystemConfig systemConfig = SystemConfig.getInstance(); 2065 mGlobalGids = systemConfig.getGlobalGids(); 2066 mSystemPermissions = systemConfig.getSystemPermissions(); 2067 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2068 2069 synchronized (mInstallLock) { 2070 // writer 2071 synchronized (mPackages) { 2072 mHandlerThread = new ServiceThread(TAG, 2073 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2074 mHandlerThread.start(); 2075 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2076 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2077 2078 File dataDir = Environment.getDataDirectory(); 2079 mAppInstallDir = new File(dataDir, "app"); 2080 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2081 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2082 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2083 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2084 2085 sUserManager = new UserManagerService(context, this, mPackages); 2086 2087 // Propagate permission configuration in to package manager. 2088 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2089 = systemConfig.getPermissions(); 2090 for (int i=0; i<permConfig.size(); i++) { 2091 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2092 BasePermission bp = mSettings.mPermissions.get(perm.name); 2093 if (bp == null) { 2094 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2095 mSettings.mPermissions.put(perm.name, bp); 2096 } 2097 if (perm.gids != null) { 2098 bp.setGids(perm.gids, perm.perUser); 2099 } 2100 } 2101 2102 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2103 for (int i=0; i<libConfig.size(); i++) { 2104 mSharedLibraries.put(libConfig.keyAt(i), 2105 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2106 } 2107 2108 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2109 2110 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2111 2112 String customResolverActivity = Resources.getSystem().getString( 2113 R.string.config_customResolverActivity); 2114 if (TextUtils.isEmpty(customResolverActivity)) { 2115 customResolverActivity = null; 2116 } else { 2117 mCustomResolverComponentName = ComponentName.unflattenFromString( 2118 customResolverActivity); 2119 } 2120 2121 long startTime = SystemClock.uptimeMillis(); 2122 2123 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2124 startTime); 2125 2126 // Set flag to monitor and not change apk file paths when 2127 // scanning install directories. 2128 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2129 2130 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2131 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2132 2133 if (bootClassPath == null) { 2134 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2135 } 2136 2137 if (systemServerClassPath == null) { 2138 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2139 } 2140 2141 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2142 final String[] dexCodeInstructionSets = 2143 getDexCodeInstructionSets( 2144 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2145 2146 /** 2147 * Ensure all external libraries have had dexopt run on them. 2148 */ 2149 if (mSharedLibraries.size() > 0) { 2150 // NOTE: For now, we're compiling these system "shared libraries" 2151 // (and framework jars) into all available architectures. It's possible 2152 // to compile them only when we come across an app that uses them (there's 2153 // already logic for that in scanPackageLI) but that adds some complexity. 2154 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2155 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2156 final String lib = libEntry.path; 2157 if (lib == null) { 2158 continue; 2159 } 2160 2161 try { 2162 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2163 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2164 // Shared libraries do not have profiles so we perform a full 2165 // AOT compilation. 2166 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2167 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/, 2168 StorageManager.UUID_PRIVATE_INTERNAL, 2169 false /*useProfiles*/); 2170 } 2171 } catch (FileNotFoundException e) { 2172 Slog.w(TAG, "Library not found: " + lib); 2173 } catch (IOException | InstallerException e) { 2174 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2175 + e.getMessage()); 2176 } 2177 } 2178 } 2179 } 2180 2181 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2182 2183 final VersionInfo ver = mSettings.getInternalVersion(); 2184 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2185 // when upgrading from pre-M, promote system app permissions from install to runtime 2186 mPromoteSystemApps = 2187 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2188 2189 // save off the names of pre-existing system packages prior to scanning; we don't 2190 // want to automatically grant runtime permissions for new system apps 2191 if (mPromoteSystemApps) { 2192 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2193 while (pkgSettingIter.hasNext()) { 2194 PackageSetting ps = pkgSettingIter.next(); 2195 if (isSystemApp(ps)) { 2196 mExistingSystemPackages.add(ps.name); 2197 } 2198 } 2199 } 2200 2201 // Collect vendor overlay packages. 2202 // (Do this before scanning any apps.) 2203 // For security and version matching reason, only consider 2204 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2205 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2206 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2207 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2208 2209 // Find base frameworks (resource packages without code). 2210 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2211 | PackageParser.PARSE_IS_SYSTEM_DIR 2212 | PackageParser.PARSE_IS_PRIVILEGED, 2213 scanFlags | SCAN_NO_DEX, 0); 2214 2215 // Collected privileged system packages. 2216 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2217 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2218 | PackageParser.PARSE_IS_SYSTEM_DIR 2219 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2220 2221 // Collect ordinary system packages. 2222 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2223 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2224 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2225 2226 // Collect all vendor packages. 2227 File vendorAppDir = new File("/vendor/app"); 2228 try { 2229 vendorAppDir = vendorAppDir.getCanonicalFile(); 2230 } catch (IOException e) { 2231 // failed to look up canonical path, continue with original one 2232 } 2233 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2234 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2235 2236 // Collect all OEM packages. 2237 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2238 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2239 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2240 2241 // Prune any system packages that no longer exist. 2242 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2243 if (!mOnlyCore) { 2244 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2245 while (psit.hasNext()) { 2246 PackageSetting ps = psit.next(); 2247 2248 /* 2249 * If this is not a system app, it can't be a 2250 * disable system app. 2251 */ 2252 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2253 continue; 2254 } 2255 2256 /* 2257 * If the package is scanned, it's not erased. 2258 */ 2259 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2260 if (scannedPkg != null) { 2261 /* 2262 * If the system app is both scanned and in the 2263 * disabled packages list, then it must have been 2264 * added via OTA. Remove it from the currently 2265 * scanned package so the previously user-installed 2266 * application can be scanned. 2267 */ 2268 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2269 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2270 + ps.name + "; removing system app. Last known codePath=" 2271 + ps.codePathString + ", installStatus=" + ps.installStatus 2272 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2273 + scannedPkg.mVersionCode); 2274 removePackageLI(scannedPkg, true); 2275 mExpectingBetter.put(ps.name, ps.codePath); 2276 } 2277 2278 continue; 2279 } 2280 2281 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2282 psit.remove(); 2283 logCriticalInfo(Log.WARN, "System package " + ps.name 2284 + " no longer exists; wiping its data"); 2285 removeDataDirsLI(null, ps.name); 2286 } else { 2287 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2288 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2289 possiblyDeletedUpdatedSystemApps.add(ps.name); 2290 } 2291 } 2292 } 2293 } 2294 2295 //look for any incomplete package installations 2296 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2297 //clean up list 2298 for(int i = 0; i < deletePkgsList.size(); i++) { 2299 //clean up here 2300 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2301 } 2302 //delete tmp files 2303 deleteTempPackageFiles(); 2304 2305 // Remove any shared userIDs that have no associated packages 2306 mSettings.pruneSharedUsersLPw(); 2307 2308 if (!mOnlyCore) { 2309 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2310 SystemClock.uptimeMillis()); 2311 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2312 2313 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2314 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2315 2316 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2317 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2318 2319 /** 2320 * Remove disable package settings for any updated system 2321 * apps that were removed via an OTA. If they're not a 2322 * previously-updated app, remove them completely. 2323 * Otherwise, just revoke their system-level permissions. 2324 */ 2325 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2326 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2327 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2328 2329 String msg; 2330 if (deletedPkg == null) { 2331 msg = "Updated system package " + deletedAppName 2332 + " no longer exists; wiping its data"; 2333 removeDataDirsLI(null, deletedAppName); 2334 } else { 2335 msg = "Updated system app + " + deletedAppName 2336 + " no longer present; removing system privileges for " 2337 + deletedAppName; 2338 2339 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2340 2341 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2342 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2343 } 2344 logCriticalInfo(Log.WARN, msg); 2345 } 2346 2347 /** 2348 * Make sure all system apps that we expected to appear on 2349 * the userdata partition actually showed up. If they never 2350 * appeared, crawl back and revive the system version. 2351 */ 2352 for (int i = 0; i < mExpectingBetter.size(); i++) { 2353 final String packageName = mExpectingBetter.keyAt(i); 2354 if (!mPackages.containsKey(packageName)) { 2355 final File scanFile = mExpectingBetter.valueAt(i); 2356 2357 logCriticalInfo(Log.WARN, "Expected better " + packageName 2358 + " but never showed up; reverting to system"); 2359 2360 final int reparseFlags; 2361 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2362 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2363 | PackageParser.PARSE_IS_SYSTEM_DIR 2364 | PackageParser.PARSE_IS_PRIVILEGED; 2365 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2366 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2367 | PackageParser.PARSE_IS_SYSTEM_DIR; 2368 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2369 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2370 | PackageParser.PARSE_IS_SYSTEM_DIR; 2371 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2372 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2373 | PackageParser.PARSE_IS_SYSTEM_DIR; 2374 } else { 2375 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2376 continue; 2377 } 2378 2379 mSettings.enableSystemPackageLPw(packageName); 2380 2381 try { 2382 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2383 } catch (PackageManagerException e) { 2384 Slog.e(TAG, "Failed to parse original system package: " 2385 + e.getMessage()); 2386 } 2387 } 2388 } 2389 } 2390 mExpectingBetter.clear(); 2391 2392 // Now that we know all of the shared libraries, update all clients to have 2393 // the correct library paths. 2394 updateAllSharedLibrariesLPw(); 2395 2396 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2397 // NOTE: We ignore potential failures here during a system scan (like 2398 // the rest of the commands above) because there's precious little we 2399 // can do about it. A settings error is reported, though. 2400 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2401 false /* boot complete */); 2402 } 2403 2404 // Now that we know all the packages we are keeping, 2405 // read and update their last usage times. 2406 mPackageUsage.readLP(); 2407 2408 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2409 SystemClock.uptimeMillis()); 2410 Slog.i(TAG, "Time to scan packages: " 2411 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2412 + " seconds"); 2413 2414 // If the platform SDK has changed since the last time we booted, 2415 // we need to re-grant app permission to catch any new ones that 2416 // appear. This is really a hack, and means that apps can in some 2417 // cases get permissions that the user didn't initially explicitly 2418 // allow... it would be nice to have some better way to handle 2419 // this situation. 2420 int updateFlags = UPDATE_PERMISSIONS_ALL; 2421 if (ver.sdkVersion != mSdkVersion) { 2422 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2423 + mSdkVersion + "; regranting permissions for internal storage"); 2424 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2425 } 2426 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2427 ver.sdkVersion = mSdkVersion; 2428 2429 // If this is the first boot or an update from pre-M, and it is a normal 2430 // boot, then we need to initialize the default preferred apps across 2431 // all defined users. 2432 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2433 for (UserInfo user : sUserManager.getUsers(true)) { 2434 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2435 applyFactoryDefaultBrowserLPw(user.id); 2436 primeDomainVerificationsLPw(user.id); 2437 } 2438 } 2439 2440 // Prepare storage for system user really early during boot, 2441 // since core system apps like SettingsProvider and SystemUI 2442 // can't wait for user to start 2443 final int storageFlags; 2444 if (StorageManager.isFileBasedEncryptionEnabled()) { 2445 storageFlags = StorageManager.FLAG_STORAGE_DE; 2446 } else { 2447 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2448 } 2449 reconcileAppsData(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2450 storageFlags); 2451 2452 // If this is first boot after an OTA, and a normal boot, then 2453 // we need to clear code cache directories. 2454 if (mIsUpgrade && !onlyCore) { 2455 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2456 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2457 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2458 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2459 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2460 } 2461 } 2462 ver.fingerprint = Build.FINGERPRINT; 2463 } 2464 2465 checkDefaultBrowser(); 2466 2467 // clear only after permissions and other defaults have been updated 2468 mExistingSystemPackages.clear(); 2469 mPromoteSystemApps = false; 2470 2471 // All the changes are done during package scanning. 2472 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2473 2474 // can downgrade to reader 2475 mSettings.writeLPr(); 2476 2477 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2478 SystemClock.uptimeMillis()); 2479 2480 if (!mOnlyCore) { 2481 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2482 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2483 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2484 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2485 mIntentFilterVerifierComponent); 2486 } else { 2487 mRequiredVerifierPackage = null; 2488 mRequiredInstallerPackage = null; 2489 mIntentFilterVerifierComponent = null; 2490 mIntentFilterVerifier = null; 2491 } 2492 2493 mInstallerService = new PackageInstallerService(context, this); 2494 2495 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2496 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2497 // both the installer and resolver must be present to enable ephemeral 2498 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2499 if (DEBUG_EPHEMERAL) { 2500 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2501 + " installer:" + ephemeralInstallerComponent); 2502 } 2503 mEphemeralResolverComponent = ephemeralResolverComponent; 2504 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2505 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2506 mEphemeralResolverConnection = 2507 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2508 } else { 2509 if (DEBUG_EPHEMERAL) { 2510 final String missingComponent = 2511 (ephemeralResolverComponent == null) 2512 ? (ephemeralInstallerComponent == null) 2513 ? "resolver and installer" 2514 : "resolver" 2515 : "installer"; 2516 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2517 } 2518 mEphemeralResolverComponent = null; 2519 mEphemeralInstallerComponent = null; 2520 mEphemeralResolverConnection = null; 2521 } 2522 2523 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2524 } // synchronized (mPackages) 2525 } // synchronized (mInstallLock) 2526 2527 // Now after opening every single application zip, make sure they 2528 // are all flushed. Not really needed, but keeps things nice and 2529 // tidy. 2530 Runtime.getRuntime().gc(); 2531 2532 // The initial scanning above does many calls into installd while 2533 // holding the mPackages lock, but we're mostly interested in yelling 2534 // once we have a booted system. 2535 mInstaller.setWarnIfHeld(mPackages); 2536 2537 // Expose private service for system components to use. 2538 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2539 } 2540 2541 @Override 2542 public boolean isFirstBoot() { 2543 return !mRestoredSettings; 2544 } 2545 2546 @Override 2547 public boolean isOnlyCoreApps() { 2548 return mOnlyCore; 2549 } 2550 2551 @Override 2552 public boolean isUpgrade() { 2553 return mIsUpgrade; 2554 } 2555 2556 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2557 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2558 2559 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2560 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2561 if (matches.size() == 1) { 2562 return matches.get(0).getComponentInfo().packageName; 2563 } else { 2564 Log.e(TAG, "There should probably be exactly one verifier; found " + matches); 2565 return null; 2566 } 2567 } 2568 2569 private @NonNull String getRequiredInstallerLPr() { 2570 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2571 intent.addCategory(Intent.CATEGORY_DEFAULT); 2572 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2573 2574 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2575 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2576 if (matches.size() == 1) { 2577 return matches.get(0).getComponentInfo().packageName; 2578 } else { 2579 throw new RuntimeException("There must be exactly one installer; found " + matches); 2580 } 2581 } 2582 2583 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2584 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2585 2586 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2587 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2588 ResolveInfo best = null; 2589 final int N = matches.size(); 2590 for (int i = 0; i < N; i++) { 2591 final ResolveInfo cur = matches.get(i); 2592 final String packageName = cur.getComponentInfo().packageName; 2593 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2594 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2595 continue; 2596 } 2597 2598 if (best == null || cur.priority > best.priority) { 2599 best = cur; 2600 } 2601 } 2602 2603 if (best != null) { 2604 return best.getComponentInfo().getComponentName(); 2605 } else { 2606 throw new RuntimeException("There must be at least one intent filter verifier"); 2607 } 2608 } 2609 2610 private @Nullable ComponentName getEphemeralResolverLPr() { 2611 final String[] packageArray = 2612 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2613 if (packageArray.length == 0) { 2614 if (DEBUG_EPHEMERAL) { 2615 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2616 } 2617 return null; 2618 } 2619 2620 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2621 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, null, 2622 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2623 2624 final int N = resolvers.size(); 2625 if (N == 0) { 2626 if (DEBUG_EPHEMERAL) { 2627 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2628 } 2629 return null; 2630 } 2631 2632 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2633 for (int i = 0; i < N; i++) { 2634 final ResolveInfo info = resolvers.get(i); 2635 2636 if (info.serviceInfo == null) { 2637 continue; 2638 } 2639 2640 final String packageName = info.serviceInfo.packageName; 2641 if (!possiblePackages.contains(packageName)) { 2642 if (DEBUG_EPHEMERAL) { 2643 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2644 + " pkg: " + packageName + ", info:" + info); 2645 } 2646 continue; 2647 } 2648 2649 if (DEBUG_EPHEMERAL) { 2650 Slog.v(TAG, "Ephemeral resolver found;" 2651 + " pkg: " + packageName + ", info:" + info); 2652 } 2653 return new ComponentName(packageName, info.serviceInfo.name); 2654 } 2655 if (DEBUG_EPHEMERAL) { 2656 Slog.v(TAG, "Ephemeral resolver NOT found"); 2657 } 2658 return null; 2659 } 2660 2661 private @Nullable ComponentName getEphemeralInstallerLPr() { 2662 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2663 intent.addCategory(Intent.CATEGORY_DEFAULT); 2664 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2665 2666 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2667 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2668 if (matches.size() == 0) { 2669 return null; 2670 } else if (matches.size() == 1) { 2671 return matches.get(0).getComponentInfo().getComponentName(); 2672 } else { 2673 throw new RuntimeException( 2674 "There must be at most one ephemeral installer; found " + matches); 2675 } 2676 } 2677 2678 private void primeDomainVerificationsLPw(int userId) { 2679 if (DEBUG_DOMAIN_VERIFICATION) { 2680 Slog.d(TAG, "Priming domain verifications in user " + userId); 2681 } 2682 2683 SystemConfig systemConfig = SystemConfig.getInstance(); 2684 ArraySet<String> packages = systemConfig.getLinkedApps(); 2685 ArraySet<String> domains = new ArraySet<String>(); 2686 2687 for (String packageName : packages) { 2688 PackageParser.Package pkg = mPackages.get(packageName); 2689 if (pkg != null) { 2690 if (!pkg.isSystemApp()) { 2691 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2692 continue; 2693 } 2694 2695 domains.clear(); 2696 for (PackageParser.Activity a : pkg.activities) { 2697 for (ActivityIntentInfo filter : a.intents) { 2698 if (hasValidDomains(filter)) { 2699 domains.addAll(filter.getHostsList()); 2700 } 2701 } 2702 } 2703 2704 if (domains.size() > 0) { 2705 if (DEBUG_DOMAIN_VERIFICATION) { 2706 Slog.v(TAG, " + " + packageName); 2707 } 2708 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2709 // state w.r.t. the formal app-linkage "no verification attempted" state; 2710 // and then 'always' in the per-user state actually used for intent resolution. 2711 final IntentFilterVerificationInfo ivi; 2712 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2713 new ArrayList<String>(domains)); 2714 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2715 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2716 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2717 } else { 2718 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2719 + "' does not handle web links"); 2720 } 2721 } else { 2722 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2723 } 2724 } 2725 2726 scheduleWritePackageRestrictionsLocked(userId); 2727 scheduleWriteSettingsLocked(); 2728 } 2729 2730 private void applyFactoryDefaultBrowserLPw(int userId) { 2731 // The default browser app's package name is stored in a string resource, 2732 // with a product-specific overlay used for vendor customization. 2733 String browserPkg = mContext.getResources().getString( 2734 com.android.internal.R.string.default_browser); 2735 if (!TextUtils.isEmpty(browserPkg)) { 2736 // non-empty string => required to be a known package 2737 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2738 if (ps == null) { 2739 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2740 browserPkg = null; 2741 } else { 2742 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2743 } 2744 } 2745 2746 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2747 // default. If there's more than one, just leave everything alone. 2748 if (browserPkg == null) { 2749 calculateDefaultBrowserLPw(userId); 2750 } 2751 } 2752 2753 private void calculateDefaultBrowserLPw(int userId) { 2754 List<String> allBrowsers = resolveAllBrowserApps(userId); 2755 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2756 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2757 } 2758 2759 private List<String> resolveAllBrowserApps(int userId) { 2760 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2761 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2762 PackageManager.MATCH_ALL, userId); 2763 2764 final int count = list.size(); 2765 List<String> result = new ArrayList<String>(count); 2766 for (int i=0; i<count; i++) { 2767 ResolveInfo info = list.get(i); 2768 if (info.activityInfo == null 2769 || !info.handleAllWebDataURI 2770 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2771 || result.contains(info.activityInfo.packageName)) { 2772 continue; 2773 } 2774 result.add(info.activityInfo.packageName); 2775 } 2776 2777 return result; 2778 } 2779 2780 private boolean packageIsBrowser(String packageName, int userId) { 2781 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2782 PackageManager.MATCH_ALL, userId); 2783 final int N = list.size(); 2784 for (int i = 0; i < N; i++) { 2785 ResolveInfo info = list.get(i); 2786 if (packageName.equals(info.activityInfo.packageName)) { 2787 return true; 2788 } 2789 } 2790 return false; 2791 } 2792 2793 private void checkDefaultBrowser() { 2794 final int myUserId = UserHandle.myUserId(); 2795 final String packageName = getDefaultBrowserPackageName(myUserId); 2796 if (packageName != null) { 2797 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2798 if (info == null) { 2799 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2800 synchronized (mPackages) { 2801 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2802 } 2803 } 2804 } 2805 } 2806 2807 @Override 2808 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2809 throws RemoteException { 2810 try { 2811 return super.onTransact(code, data, reply, flags); 2812 } catch (RuntimeException e) { 2813 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2814 Slog.wtf(TAG, "Package Manager Crash", e); 2815 } 2816 throw e; 2817 } 2818 } 2819 2820 void cleanupInstallFailedPackage(PackageSetting ps) { 2821 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2822 2823 removeDataDirsLI(ps.volumeUuid, ps.name); 2824 if (ps.codePath != null) { 2825 removeCodePathLI(ps.codePath); 2826 } 2827 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2828 if (ps.resourcePath.isDirectory()) { 2829 FileUtils.deleteContents(ps.resourcePath); 2830 } 2831 ps.resourcePath.delete(); 2832 } 2833 mSettings.removePackageLPw(ps.name); 2834 } 2835 2836 static int[] appendInts(int[] cur, int[] add) { 2837 if (add == null) return cur; 2838 if (cur == null) return add; 2839 final int N = add.length; 2840 for (int i=0; i<N; i++) { 2841 cur = appendInt(cur, add[i]); 2842 } 2843 return cur; 2844 } 2845 2846 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2847 if (!sUserManager.exists(userId)) return null; 2848 final PackageSetting ps = (PackageSetting) p.mExtras; 2849 if (ps == null) { 2850 return null; 2851 } 2852 2853 final PermissionsState permissionsState = ps.getPermissionsState(); 2854 2855 final int[] gids = permissionsState.computeGids(userId); 2856 final Set<String> permissions = permissionsState.getPermissions(userId); 2857 final PackageUserState state = ps.readUserState(userId); 2858 2859 return PackageParser.generatePackageInfo(p, gids, flags, 2860 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2861 } 2862 2863 @Override 2864 public void checkPackageStartable(String packageName, int userId) { 2865 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2866 2867 synchronized (mPackages) { 2868 final PackageSetting ps = mSettings.mPackages.get(packageName); 2869 if (ps == null) { 2870 throw new SecurityException("Package " + packageName + " was not found!"); 2871 } 2872 2873 if (mSafeMode && !ps.isSystem()) { 2874 throw new SecurityException("Package " + packageName + " not a system app!"); 2875 } 2876 2877 if (ps.frozen) { 2878 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2879 } 2880 2881 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2882 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2883 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2884 } 2885 } 2886 } 2887 2888 @Override 2889 public boolean isPackageAvailable(String packageName, int userId) { 2890 if (!sUserManager.exists(userId)) return false; 2891 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2892 synchronized (mPackages) { 2893 PackageParser.Package p = mPackages.get(packageName); 2894 if (p != null) { 2895 final PackageSetting ps = (PackageSetting) p.mExtras; 2896 if (ps != null) { 2897 final PackageUserState state = ps.readUserState(userId); 2898 if (state != null) { 2899 return PackageParser.isAvailable(state); 2900 } 2901 } 2902 } 2903 } 2904 return false; 2905 } 2906 2907 @Override 2908 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2909 if (!sUserManager.exists(userId)) return null; 2910 flags = updateFlagsForPackage(flags, userId, packageName); 2911 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2912 // reader 2913 synchronized (mPackages) { 2914 PackageParser.Package p = mPackages.get(packageName); 2915 if (DEBUG_PACKAGE_INFO) 2916 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2917 if (p != null) { 2918 return generatePackageInfo(p, flags, userId); 2919 } 2920 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2921 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2922 } 2923 } 2924 return null; 2925 } 2926 2927 @Override 2928 public String[] currentToCanonicalPackageNames(String[] names) { 2929 String[] out = new String[names.length]; 2930 // reader 2931 synchronized (mPackages) { 2932 for (int i=names.length-1; i>=0; i--) { 2933 PackageSetting ps = mSettings.mPackages.get(names[i]); 2934 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2935 } 2936 } 2937 return out; 2938 } 2939 2940 @Override 2941 public String[] canonicalToCurrentPackageNames(String[] names) { 2942 String[] out = new String[names.length]; 2943 // reader 2944 synchronized (mPackages) { 2945 for (int i=names.length-1; i>=0; i--) { 2946 String cur = mSettings.mRenamedPackages.get(names[i]); 2947 out[i] = cur != null ? cur : names[i]; 2948 } 2949 } 2950 return out; 2951 } 2952 2953 @Override 2954 public int getPackageUid(String packageName, int flags, int userId) { 2955 if (!sUserManager.exists(userId)) return -1; 2956 flags = updateFlagsForPackage(flags, userId, packageName); 2957 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2958 2959 // reader 2960 synchronized (mPackages) { 2961 final PackageParser.Package p = mPackages.get(packageName); 2962 if (p != null && p.isMatch(flags)) { 2963 return UserHandle.getUid(userId, p.applicationInfo.uid); 2964 } 2965 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2966 final PackageSetting ps = mSettings.mPackages.get(packageName); 2967 if (ps != null && ps.isMatch(flags)) { 2968 return UserHandle.getUid(userId, ps.appId); 2969 } 2970 } 2971 } 2972 2973 return -1; 2974 } 2975 2976 @Override 2977 public int[] getPackageGids(String packageName, int flags, int userId) { 2978 if (!sUserManager.exists(userId)) return null; 2979 flags = updateFlagsForPackage(flags, userId, packageName); 2980 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2981 "getPackageGids"); 2982 2983 // reader 2984 synchronized (mPackages) { 2985 final PackageParser.Package p = mPackages.get(packageName); 2986 if (p != null && p.isMatch(flags)) { 2987 PackageSetting ps = (PackageSetting) p.mExtras; 2988 return ps.getPermissionsState().computeGids(userId); 2989 } 2990 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2991 final PackageSetting ps = mSettings.mPackages.get(packageName); 2992 if (ps != null && ps.isMatch(flags)) { 2993 return ps.getPermissionsState().computeGids(userId); 2994 } 2995 } 2996 } 2997 2998 return null; 2999 } 3000 3001 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3002 if (bp.perm != null) { 3003 return PackageParser.generatePermissionInfo(bp.perm, flags); 3004 } 3005 PermissionInfo pi = new PermissionInfo(); 3006 pi.name = bp.name; 3007 pi.packageName = bp.sourcePackage; 3008 pi.nonLocalizedLabel = bp.name; 3009 pi.protectionLevel = bp.protectionLevel; 3010 return pi; 3011 } 3012 3013 @Override 3014 public PermissionInfo getPermissionInfo(String name, int flags) { 3015 // reader 3016 synchronized (mPackages) { 3017 final BasePermission p = mSettings.mPermissions.get(name); 3018 if (p != null) { 3019 return generatePermissionInfo(p, flags); 3020 } 3021 return null; 3022 } 3023 } 3024 3025 @Override 3026 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 3027 // reader 3028 synchronized (mPackages) { 3029 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3030 for (BasePermission p : mSettings.mPermissions.values()) { 3031 if (group == null) { 3032 if (p.perm == null || p.perm.info.group == null) { 3033 out.add(generatePermissionInfo(p, flags)); 3034 } 3035 } else { 3036 if (p.perm != null && group.equals(p.perm.info.group)) { 3037 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3038 } 3039 } 3040 } 3041 3042 if (out.size() > 0) { 3043 return out; 3044 } 3045 return mPermissionGroups.containsKey(group) ? out : null; 3046 } 3047 } 3048 3049 @Override 3050 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3051 // reader 3052 synchronized (mPackages) { 3053 return PackageParser.generatePermissionGroupInfo( 3054 mPermissionGroups.get(name), flags); 3055 } 3056 } 3057 3058 @Override 3059 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3060 // reader 3061 synchronized (mPackages) { 3062 final int N = mPermissionGroups.size(); 3063 ArrayList<PermissionGroupInfo> out 3064 = new ArrayList<PermissionGroupInfo>(N); 3065 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3066 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3067 } 3068 return out; 3069 } 3070 } 3071 3072 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3073 int userId) { 3074 if (!sUserManager.exists(userId)) return null; 3075 PackageSetting ps = mSettings.mPackages.get(packageName); 3076 if (ps != null) { 3077 if (ps.pkg == null) { 3078 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3079 flags, userId); 3080 if (pInfo != null) { 3081 return pInfo.applicationInfo; 3082 } 3083 return null; 3084 } 3085 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3086 ps.readUserState(userId), userId); 3087 } 3088 return null; 3089 } 3090 3091 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3092 int userId) { 3093 if (!sUserManager.exists(userId)) return null; 3094 PackageSetting ps = mSettings.mPackages.get(packageName); 3095 if (ps != null) { 3096 PackageParser.Package pkg = ps.pkg; 3097 if (pkg == null) { 3098 if ((flags & MATCH_UNINSTALLED_PACKAGES) == 0) { 3099 return null; 3100 } 3101 // Only data remains, so we aren't worried about code paths 3102 pkg = new PackageParser.Package(packageName); 3103 pkg.applicationInfo.packageName = packageName; 3104 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3105 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3106 pkg.applicationInfo.uid = ps.appId; 3107 pkg.applicationInfo.initForUser(userId); 3108 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3109 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3110 } 3111 return generatePackageInfo(pkg, flags, userId); 3112 } 3113 return null; 3114 } 3115 3116 @Override 3117 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3118 if (!sUserManager.exists(userId)) return null; 3119 flags = updateFlagsForApplication(flags, userId, packageName); 3120 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3121 // writer 3122 synchronized (mPackages) { 3123 PackageParser.Package p = mPackages.get(packageName); 3124 if (DEBUG_PACKAGE_INFO) Log.v( 3125 TAG, "getApplicationInfo " + packageName 3126 + ": " + p); 3127 if (p != null) { 3128 PackageSetting ps = mSettings.mPackages.get(packageName); 3129 if (ps == null) return null; 3130 // Note: isEnabledLP() does not apply here - always return info 3131 return PackageParser.generateApplicationInfo( 3132 p, flags, ps.readUserState(userId), userId); 3133 } 3134 if ("android".equals(packageName)||"system".equals(packageName)) { 3135 return mAndroidApplication; 3136 } 3137 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3138 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3139 } 3140 } 3141 return null; 3142 } 3143 3144 @Override 3145 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3146 final IPackageDataObserver observer) { 3147 mContext.enforceCallingOrSelfPermission( 3148 android.Manifest.permission.CLEAR_APP_CACHE, null); 3149 // Queue up an async operation since clearing cache may take a little while. 3150 mHandler.post(new Runnable() { 3151 public void run() { 3152 mHandler.removeCallbacks(this); 3153 boolean success = true; 3154 synchronized (mInstallLock) { 3155 try { 3156 mInstaller.freeCache(volumeUuid, freeStorageSize); 3157 } catch (InstallerException e) { 3158 Slog.w(TAG, "Couldn't clear application caches: " + e); 3159 success = false; 3160 } 3161 } 3162 if (observer != null) { 3163 try { 3164 observer.onRemoveCompleted(null, success); 3165 } catch (RemoteException e) { 3166 Slog.w(TAG, "RemoveException when invoking call back"); 3167 } 3168 } 3169 } 3170 }); 3171 } 3172 3173 @Override 3174 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3175 final IntentSender pi) { 3176 mContext.enforceCallingOrSelfPermission( 3177 android.Manifest.permission.CLEAR_APP_CACHE, null); 3178 // Queue up an async operation since clearing cache may take a little while. 3179 mHandler.post(new Runnable() { 3180 public void run() { 3181 mHandler.removeCallbacks(this); 3182 boolean success = true; 3183 synchronized (mInstallLock) { 3184 try { 3185 mInstaller.freeCache(volumeUuid, freeStorageSize); 3186 } catch (InstallerException e) { 3187 Slog.w(TAG, "Couldn't clear application caches: " + e); 3188 success = false; 3189 } 3190 } 3191 if(pi != null) { 3192 try { 3193 // Callback via pending intent 3194 int code = success ? 1 : 0; 3195 pi.sendIntent(null, code, null, 3196 null, null); 3197 } catch (SendIntentException e1) { 3198 Slog.i(TAG, "Failed to send pending intent"); 3199 } 3200 } 3201 } 3202 }); 3203 } 3204 3205 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3206 synchronized (mInstallLock) { 3207 try { 3208 mInstaller.freeCache(volumeUuid, freeStorageSize); 3209 } catch (InstallerException e) { 3210 throw new IOException("Failed to free enough space", e); 3211 } 3212 } 3213 } 3214 3215 /** 3216 * Return if the user key is currently unlocked. 3217 */ 3218 private boolean isUserKeyUnlocked(int userId) { 3219 if (StorageManager.isFileBasedEncryptionEnabled()) { 3220 final IMountService mount = IMountService.Stub 3221 .asInterface(ServiceManager.getService("mount")); 3222 if (mount == null) { 3223 Slog.w(TAG, "Early during boot, assuming locked"); 3224 return false; 3225 } 3226 final long token = Binder.clearCallingIdentity(); 3227 try { 3228 return mount.isUserKeyUnlocked(userId); 3229 } catch (RemoteException e) { 3230 throw e.rethrowAsRuntimeException(); 3231 } finally { 3232 Binder.restoreCallingIdentity(token); 3233 } 3234 } else { 3235 return true; 3236 } 3237 } 3238 3239 /** 3240 * Update given flags based on encryption status of current user. 3241 */ 3242 private int updateFlags(int flags, int userId) { 3243 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3244 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3245 // Caller expressed an explicit opinion about what encryption 3246 // aware/unaware components they want to see, so fall through and 3247 // give them what they want 3248 } else { 3249 // Caller expressed no opinion, so match based on user state 3250 if (isUserKeyUnlocked(userId)) { 3251 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3252 } else { 3253 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3254 } 3255 } 3256 return flags; 3257 } 3258 3259 /** 3260 * Update given flags when being used to request {@link PackageInfo}. 3261 */ 3262 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3263 boolean triaged = true; 3264 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3265 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3266 // Caller is asking for component details, so they'd better be 3267 // asking for specific encryption matching behavior, or be triaged 3268 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3269 | PackageManager.MATCH_ENCRYPTION_AWARE 3270 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3271 triaged = false; 3272 } 3273 } 3274 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3275 | PackageManager.MATCH_SYSTEM_ONLY 3276 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3277 triaged = false; 3278 } 3279 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3280 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3281 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3282 } 3283 return updateFlags(flags, userId); 3284 } 3285 3286 /** 3287 * Update given flags when being used to request {@link ApplicationInfo}. 3288 */ 3289 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3290 return updateFlagsForPackage(flags, userId, cookie); 3291 } 3292 3293 /** 3294 * Update given flags when being used to request {@link ComponentInfo}. 3295 */ 3296 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3297 if (cookie instanceof Intent) { 3298 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3299 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3300 } 3301 } 3302 3303 boolean triaged = true; 3304 // Caller is asking for component details, so they'd better be 3305 // asking for specific encryption matching behavior, or be triaged 3306 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3307 | PackageManager.MATCH_ENCRYPTION_AWARE 3308 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3309 triaged = false; 3310 } 3311 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3312 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3313 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3314 } 3315 3316 return updateFlags(flags, userId); 3317 } 3318 3319 /** 3320 * Update given flags when being used to request {@link ResolveInfo}. 3321 */ 3322 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3323 // Safe mode means we shouldn't match any third-party components 3324 if (mSafeMode) { 3325 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3326 } 3327 3328 return updateFlagsForComponent(flags, userId, cookie); 3329 } 3330 3331 @Override 3332 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3333 if (!sUserManager.exists(userId)) return null; 3334 flags = updateFlagsForComponent(flags, userId, component); 3335 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3336 synchronized (mPackages) { 3337 PackageParser.Activity a = mActivities.mActivities.get(component); 3338 3339 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3340 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3341 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3342 if (ps == null) return null; 3343 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3344 userId); 3345 } 3346 if (mResolveComponentName.equals(component)) { 3347 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3348 new PackageUserState(), userId); 3349 } 3350 } 3351 return null; 3352 } 3353 3354 @Override 3355 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3356 String resolvedType) { 3357 synchronized (mPackages) { 3358 if (component.equals(mResolveComponentName)) { 3359 // The resolver supports EVERYTHING! 3360 return true; 3361 } 3362 PackageParser.Activity a = mActivities.mActivities.get(component); 3363 if (a == null) { 3364 return false; 3365 } 3366 for (int i=0; i<a.intents.size(); i++) { 3367 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3368 intent.getData(), intent.getCategories(), TAG) >= 0) { 3369 return true; 3370 } 3371 } 3372 return false; 3373 } 3374 } 3375 3376 @Override 3377 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3378 if (!sUserManager.exists(userId)) return null; 3379 flags = updateFlagsForComponent(flags, userId, component); 3380 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3381 synchronized (mPackages) { 3382 PackageParser.Activity a = mReceivers.mActivities.get(component); 3383 if (DEBUG_PACKAGE_INFO) Log.v( 3384 TAG, "getReceiverInfo " + component + ": " + a); 3385 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3386 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3387 if (ps == null) return null; 3388 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3389 userId); 3390 } 3391 } 3392 return null; 3393 } 3394 3395 @Override 3396 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3397 if (!sUserManager.exists(userId)) return null; 3398 flags = updateFlagsForComponent(flags, userId, component); 3399 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3400 synchronized (mPackages) { 3401 PackageParser.Service s = mServices.mServices.get(component); 3402 if (DEBUG_PACKAGE_INFO) Log.v( 3403 TAG, "getServiceInfo " + component + ": " + s); 3404 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3405 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3406 if (ps == null) return null; 3407 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3408 userId); 3409 } 3410 } 3411 return null; 3412 } 3413 3414 @Override 3415 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3416 if (!sUserManager.exists(userId)) return null; 3417 flags = updateFlagsForComponent(flags, userId, component); 3418 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3419 synchronized (mPackages) { 3420 PackageParser.Provider p = mProviders.mProviders.get(component); 3421 if (DEBUG_PACKAGE_INFO) Log.v( 3422 TAG, "getProviderInfo " + component + ": " + p); 3423 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3424 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3425 if (ps == null) return null; 3426 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3427 userId); 3428 } 3429 } 3430 return null; 3431 } 3432 3433 @Override 3434 public String[] getSystemSharedLibraryNames() { 3435 Set<String> libSet; 3436 synchronized (mPackages) { 3437 libSet = mSharedLibraries.keySet(); 3438 int size = libSet.size(); 3439 if (size > 0) { 3440 String[] libs = new String[size]; 3441 libSet.toArray(libs); 3442 return libs; 3443 } 3444 } 3445 return null; 3446 } 3447 3448 @Override 3449 public @Nullable String getServicesSystemSharedLibraryPackageName() { 3450 synchronized (mPackages) { 3451 SharedLibraryEntry libraryEntry = mSharedLibraries.get( 3452 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES); 3453 if (libraryEntry != null) { 3454 return libraryEntry.apk; 3455 } 3456 } 3457 return null; 3458 } 3459 3460 @Override 3461 public FeatureInfo[] getSystemAvailableFeatures() { 3462 Collection<FeatureInfo> featSet; 3463 synchronized (mPackages) { 3464 featSet = mAvailableFeatures.values(); 3465 int size = featSet.size(); 3466 if (size > 0) { 3467 FeatureInfo[] features = new FeatureInfo[size+1]; 3468 featSet.toArray(features); 3469 FeatureInfo fi = new FeatureInfo(); 3470 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3471 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3472 features[size] = fi; 3473 return features; 3474 } 3475 } 3476 return null; 3477 } 3478 3479 @Override 3480 public boolean hasSystemFeature(String name, int version) { 3481 synchronized (mPackages) { 3482 final FeatureInfo feat = mAvailableFeatures.get(name); 3483 if (feat == null) { 3484 return false; 3485 } else { 3486 return feat.version >= version; 3487 } 3488 } 3489 } 3490 3491 @Override 3492 public int checkPermission(String permName, String pkgName, int userId) { 3493 if (!sUserManager.exists(userId)) { 3494 return PackageManager.PERMISSION_DENIED; 3495 } 3496 3497 synchronized (mPackages) { 3498 final PackageParser.Package p = mPackages.get(pkgName); 3499 if (p != null && p.mExtras != null) { 3500 final PackageSetting ps = (PackageSetting) p.mExtras; 3501 final PermissionsState permissionsState = ps.getPermissionsState(); 3502 if (permissionsState.hasPermission(permName, userId)) { 3503 return PackageManager.PERMISSION_GRANTED; 3504 } 3505 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3506 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3507 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3508 return PackageManager.PERMISSION_GRANTED; 3509 } 3510 } 3511 } 3512 3513 return PackageManager.PERMISSION_DENIED; 3514 } 3515 3516 @Override 3517 public int checkUidPermission(String permName, int uid) { 3518 final int userId = UserHandle.getUserId(uid); 3519 3520 if (!sUserManager.exists(userId)) { 3521 return PackageManager.PERMISSION_DENIED; 3522 } 3523 3524 synchronized (mPackages) { 3525 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3526 if (obj != null) { 3527 final SettingBase ps = (SettingBase) obj; 3528 final PermissionsState permissionsState = ps.getPermissionsState(); 3529 if (permissionsState.hasPermission(permName, userId)) { 3530 return PackageManager.PERMISSION_GRANTED; 3531 } 3532 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3533 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3534 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3535 return PackageManager.PERMISSION_GRANTED; 3536 } 3537 } else { 3538 ArraySet<String> perms = mSystemPermissions.get(uid); 3539 if (perms != null) { 3540 if (perms.contains(permName)) { 3541 return PackageManager.PERMISSION_GRANTED; 3542 } 3543 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3544 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3545 return PackageManager.PERMISSION_GRANTED; 3546 } 3547 } 3548 } 3549 } 3550 3551 return PackageManager.PERMISSION_DENIED; 3552 } 3553 3554 @Override 3555 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3556 if (UserHandle.getCallingUserId() != userId) { 3557 mContext.enforceCallingPermission( 3558 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3559 "isPermissionRevokedByPolicy for user " + userId); 3560 } 3561 3562 if (checkPermission(permission, packageName, userId) 3563 == PackageManager.PERMISSION_GRANTED) { 3564 return false; 3565 } 3566 3567 final long identity = Binder.clearCallingIdentity(); 3568 try { 3569 final int flags = getPermissionFlags(permission, packageName, userId); 3570 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3571 } finally { 3572 Binder.restoreCallingIdentity(identity); 3573 } 3574 } 3575 3576 @Override 3577 public String getPermissionControllerPackageName() { 3578 synchronized (mPackages) { 3579 return mRequiredInstallerPackage; 3580 } 3581 } 3582 3583 /** 3584 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3585 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3586 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3587 * @param message the message to log on security exception 3588 */ 3589 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3590 boolean checkShell, String message) { 3591 if (userId < 0) { 3592 throw new IllegalArgumentException("Invalid userId " + userId); 3593 } 3594 if (checkShell) { 3595 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3596 } 3597 if (userId == UserHandle.getUserId(callingUid)) return; 3598 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3599 if (requireFullPermission) { 3600 mContext.enforceCallingOrSelfPermission( 3601 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3602 } else { 3603 try { 3604 mContext.enforceCallingOrSelfPermission( 3605 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3606 } catch (SecurityException se) { 3607 mContext.enforceCallingOrSelfPermission( 3608 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3609 } 3610 } 3611 } 3612 } 3613 3614 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3615 if (callingUid == Process.SHELL_UID) { 3616 if (userHandle >= 0 3617 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3618 throw new SecurityException("Shell does not have permission to access user " 3619 + userHandle); 3620 } else if (userHandle < 0) { 3621 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3622 + Debug.getCallers(3)); 3623 } 3624 } 3625 } 3626 3627 private BasePermission findPermissionTreeLP(String permName) { 3628 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3629 if (permName.startsWith(bp.name) && 3630 permName.length() > bp.name.length() && 3631 permName.charAt(bp.name.length()) == '.') { 3632 return bp; 3633 } 3634 } 3635 return null; 3636 } 3637 3638 private BasePermission checkPermissionTreeLP(String permName) { 3639 if (permName != null) { 3640 BasePermission bp = findPermissionTreeLP(permName); 3641 if (bp != null) { 3642 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3643 return bp; 3644 } 3645 throw new SecurityException("Calling uid " 3646 + Binder.getCallingUid() 3647 + " is not allowed to add to permission tree " 3648 + bp.name + " owned by uid " + bp.uid); 3649 } 3650 } 3651 throw new SecurityException("No permission tree found for " + permName); 3652 } 3653 3654 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3655 if (s1 == null) { 3656 return s2 == null; 3657 } 3658 if (s2 == null) { 3659 return false; 3660 } 3661 if (s1.getClass() != s2.getClass()) { 3662 return false; 3663 } 3664 return s1.equals(s2); 3665 } 3666 3667 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3668 if (pi1.icon != pi2.icon) return false; 3669 if (pi1.logo != pi2.logo) return false; 3670 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3671 if (!compareStrings(pi1.name, pi2.name)) return false; 3672 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3673 // We'll take care of setting this one. 3674 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3675 // These are not currently stored in settings. 3676 //if (!compareStrings(pi1.group, pi2.group)) return false; 3677 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3678 //if (pi1.labelRes != pi2.labelRes) return false; 3679 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3680 return true; 3681 } 3682 3683 int permissionInfoFootprint(PermissionInfo info) { 3684 int size = info.name.length(); 3685 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3686 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3687 return size; 3688 } 3689 3690 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3691 int size = 0; 3692 for (BasePermission perm : mSettings.mPermissions.values()) { 3693 if (perm.uid == tree.uid) { 3694 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3695 } 3696 } 3697 return size; 3698 } 3699 3700 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3701 // We calculate the max size of permissions defined by this uid and throw 3702 // if that plus the size of 'info' would exceed our stated maximum. 3703 if (tree.uid != Process.SYSTEM_UID) { 3704 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3705 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3706 throw new SecurityException("Permission tree size cap exceeded"); 3707 } 3708 } 3709 } 3710 3711 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3712 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3713 throw new SecurityException("Label must be specified in permission"); 3714 } 3715 BasePermission tree = checkPermissionTreeLP(info.name); 3716 BasePermission bp = mSettings.mPermissions.get(info.name); 3717 boolean added = bp == null; 3718 boolean changed = true; 3719 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3720 if (added) { 3721 enforcePermissionCapLocked(info, tree); 3722 bp = new BasePermission(info.name, tree.sourcePackage, 3723 BasePermission.TYPE_DYNAMIC); 3724 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3725 throw new SecurityException( 3726 "Not allowed to modify non-dynamic permission " 3727 + info.name); 3728 } else { 3729 if (bp.protectionLevel == fixedLevel 3730 && bp.perm.owner.equals(tree.perm.owner) 3731 && bp.uid == tree.uid 3732 && comparePermissionInfos(bp.perm.info, info)) { 3733 changed = false; 3734 } 3735 } 3736 bp.protectionLevel = fixedLevel; 3737 info = new PermissionInfo(info); 3738 info.protectionLevel = fixedLevel; 3739 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3740 bp.perm.info.packageName = tree.perm.info.packageName; 3741 bp.uid = tree.uid; 3742 if (added) { 3743 mSettings.mPermissions.put(info.name, bp); 3744 } 3745 if (changed) { 3746 if (!async) { 3747 mSettings.writeLPr(); 3748 } else { 3749 scheduleWriteSettingsLocked(); 3750 } 3751 } 3752 return added; 3753 } 3754 3755 @Override 3756 public boolean addPermission(PermissionInfo info) { 3757 synchronized (mPackages) { 3758 return addPermissionLocked(info, false); 3759 } 3760 } 3761 3762 @Override 3763 public boolean addPermissionAsync(PermissionInfo info) { 3764 synchronized (mPackages) { 3765 return addPermissionLocked(info, true); 3766 } 3767 } 3768 3769 @Override 3770 public void removePermission(String name) { 3771 synchronized (mPackages) { 3772 checkPermissionTreeLP(name); 3773 BasePermission bp = mSettings.mPermissions.get(name); 3774 if (bp != null) { 3775 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3776 throw new SecurityException( 3777 "Not allowed to modify non-dynamic permission " 3778 + name); 3779 } 3780 mSettings.mPermissions.remove(name); 3781 mSettings.writeLPr(); 3782 } 3783 } 3784 } 3785 3786 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3787 BasePermission bp) { 3788 int index = pkg.requestedPermissions.indexOf(bp.name); 3789 if (index == -1) { 3790 throw new SecurityException("Package " + pkg.packageName 3791 + " has not requested permission " + bp.name); 3792 } 3793 if (!bp.isRuntime() && !bp.isDevelopment()) { 3794 throw new SecurityException("Permission " + bp.name 3795 + " is not a changeable permission type"); 3796 } 3797 } 3798 3799 @Override 3800 public void grantRuntimePermission(String packageName, String name, final int userId) { 3801 if (!sUserManager.exists(userId)) { 3802 Log.e(TAG, "No such user:" + userId); 3803 return; 3804 } 3805 3806 mContext.enforceCallingOrSelfPermission( 3807 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3808 "grantRuntimePermission"); 3809 3810 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3811 "grantRuntimePermission"); 3812 3813 final int uid; 3814 final SettingBase sb; 3815 3816 synchronized (mPackages) { 3817 final PackageParser.Package pkg = mPackages.get(packageName); 3818 if (pkg == null) { 3819 throw new IllegalArgumentException("Unknown package: " + packageName); 3820 } 3821 3822 final BasePermission bp = mSettings.mPermissions.get(name); 3823 if (bp == null) { 3824 throw new IllegalArgumentException("Unknown permission: " + name); 3825 } 3826 3827 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3828 3829 // If a permission review is required for legacy apps we represent 3830 // their permissions as always granted runtime ones since we need 3831 // to keep the review required permission flag per user while an 3832 // install permission's state is shared across all users. 3833 if (Build.PERMISSIONS_REVIEW_REQUIRED 3834 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3835 && bp.isRuntime()) { 3836 return; 3837 } 3838 3839 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3840 sb = (SettingBase) pkg.mExtras; 3841 if (sb == null) { 3842 throw new IllegalArgumentException("Unknown package: " + packageName); 3843 } 3844 3845 final PermissionsState permissionsState = sb.getPermissionsState(); 3846 3847 final int flags = permissionsState.getPermissionFlags(name, userId); 3848 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3849 throw new SecurityException("Cannot grant system fixed permission " 3850 + name + " for package " + packageName); 3851 } 3852 3853 if (bp.isDevelopment()) { 3854 // Development permissions must be handled specially, since they are not 3855 // normal runtime permissions. For now they apply to all users. 3856 if (permissionsState.grantInstallPermission(bp) != 3857 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3858 scheduleWriteSettingsLocked(); 3859 } 3860 return; 3861 } 3862 3863 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3864 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3865 return; 3866 } 3867 3868 final int result = permissionsState.grantRuntimePermission(bp, userId); 3869 switch (result) { 3870 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3871 return; 3872 } 3873 3874 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3875 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3876 mHandler.post(new Runnable() { 3877 @Override 3878 public void run() { 3879 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3880 } 3881 }); 3882 } 3883 break; 3884 } 3885 3886 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3887 3888 // Not critical if that is lost - app has to request again. 3889 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3890 } 3891 3892 // Only need to do this if user is initialized. Otherwise it's a new user 3893 // and there are no processes running as the user yet and there's no need 3894 // to make an expensive call to remount processes for the changed permissions. 3895 if (READ_EXTERNAL_STORAGE.equals(name) 3896 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3897 final long token = Binder.clearCallingIdentity(); 3898 try { 3899 if (sUserManager.isInitialized(userId)) { 3900 MountServiceInternal mountServiceInternal = LocalServices.getService( 3901 MountServiceInternal.class); 3902 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3903 } 3904 } finally { 3905 Binder.restoreCallingIdentity(token); 3906 } 3907 } 3908 } 3909 3910 @Override 3911 public void revokeRuntimePermission(String packageName, String name, int userId) { 3912 if (!sUserManager.exists(userId)) { 3913 Log.e(TAG, "No such user:" + userId); 3914 return; 3915 } 3916 3917 mContext.enforceCallingOrSelfPermission( 3918 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3919 "revokeRuntimePermission"); 3920 3921 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3922 "revokeRuntimePermission"); 3923 3924 final int appId; 3925 3926 synchronized (mPackages) { 3927 final PackageParser.Package pkg = mPackages.get(packageName); 3928 if (pkg == null) { 3929 throw new IllegalArgumentException("Unknown package: " + packageName); 3930 } 3931 3932 final BasePermission bp = mSettings.mPermissions.get(name); 3933 if (bp == null) { 3934 throw new IllegalArgumentException("Unknown permission: " + name); 3935 } 3936 3937 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3938 3939 // If a permission review is required for legacy apps we represent 3940 // their permissions as always granted runtime ones since we need 3941 // to keep the review required permission flag per user while an 3942 // install permission's state is shared across all users. 3943 if (Build.PERMISSIONS_REVIEW_REQUIRED 3944 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3945 && bp.isRuntime()) { 3946 return; 3947 } 3948 3949 SettingBase sb = (SettingBase) pkg.mExtras; 3950 if (sb == null) { 3951 throw new IllegalArgumentException("Unknown package: " + packageName); 3952 } 3953 3954 final PermissionsState permissionsState = sb.getPermissionsState(); 3955 3956 final int flags = permissionsState.getPermissionFlags(name, userId); 3957 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3958 throw new SecurityException("Cannot revoke system fixed permission " 3959 + name + " for package " + packageName); 3960 } 3961 3962 if (bp.isDevelopment()) { 3963 // Development permissions must be handled specially, since they are not 3964 // normal runtime permissions. For now they apply to all users. 3965 if (permissionsState.revokeInstallPermission(bp) != 3966 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3967 scheduleWriteSettingsLocked(); 3968 } 3969 return; 3970 } 3971 3972 if (permissionsState.revokeRuntimePermission(bp, userId) == 3973 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3974 return; 3975 } 3976 3977 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3978 3979 // Critical, after this call app should never have the permission. 3980 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3981 3982 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3983 } 3984 3985 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3986 } 3987 3988 @Override 3989 public void resetRuntimePermissions() { 3990 mContext.enforceCallingOrSelfPermission( 3991 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3992 "revokeRuntimePermission"); 3993 3994 int callingUid = Binder.getCallingUid(); 3995 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3996 mContext.enforceCallingOrSelfPermission( 3997 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3998 "resetRuntimePermissions"); 3999 } 4000 4001 synchronized (mPackages) { 4002 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4003 for (int userId : UserManagerService.getInstance().getUserIds()) { 4004 final int packageCount = mPackages.size(); 4005 for (int i = 0; i < packageCount; i++) { 4006 PackageParser.Package pkg = mPackages.valueAt(i); 4007 if (!(pkg.mExtras instanceof PackageSetting)) { 4008 continue; 4009 } 4010 PackageSetting ps = (PackageSetting) pkg.mExtras; 4011 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4012 } 4013 } 4014 } 4015 } 4016 4017 @Override 4018 public int getPermissionFlags(String name, String packageName, int userId) { 4019 if (!sUserManager.exists(userId)) { 4020 return 0; 4021 } 4022 4023 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4024 4025 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4026 "getPermissionFlags"); 4027 4028 synchronized (mPackages) { 4029 final PackageParser.Package pkg = mPackages.get(packageName); 4030 if (pkg == null) { 4031 throw new IllegalArgumentException("Unknown package: " + packageName); 4032 } 4033 4034 final BasePermission bp = mSettings.mPermissions.get(name); 4035 if (bp == null) { 4036 throw new IllegalArgumentException("Unknown permission: " + name); 4037 } 4038 4039 SettingBase sb = (SettingBase) pkg.mExtras; 4040 if (sb == null) { 4041 throw new IllegalArgumentException("Unknown package: " + packageName); 4042 } 4043 4044 PermissionsState permissionsState = sb.getPermissionsState(); 4045 return permissionsState.getPermissionFlags(name, userId); 4046 } 4047 } 4048 4049 @Override 4050 public void updatePermissionFlags(String name, String packageName, int flagMask, 4051 int flagValues, int userId) { 4052 if (!sUserManager.exists(userId)) { 4053 return; 4054 } 4055 4056 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4057 4058 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4059 "updatePermissionFlags"); 4060 4061 // Only the system can change these flags and nothing else. 4062 if (getCallingUid() != Process.SYSTEM_UID) { 4063 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4064 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4065 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4066 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4067 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4068 } 4069 4070 synchronized (mPackages) { 4071 final PackageParser.Package pkg = mPackages.get(packageName); 4072 if (pkg == null) { 4073 throw new IllegalArgumentException("Unknown package: " + packageName); 4074 } 4075 4076 final BasePermission bp = mSettings.mPermissions.get(name); 4077 if (bp == null) { 4078 throw new IllegalArgumentException("Unknown permission: " + name); 4079 } 4080 4081 SettingBase sb = (SettingBase) pkg.mExtras; 4082 if (sb == null) { 4083 throw new IllegalArgumentException("Unknown package: " + packageName); 4084 } 4085 4086 PermissionsState permissionsState = sb.getPermissionsState(); 4087 4088 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4089 4090 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4091 // Install and runtime permissions are stored in different places, 4092 // so figure out what permission changed and persist the change. 4093 if (permissionsState.getInstallPermissionState(name) != null) { 4094 scheduleWriteSettingsLocked(); 4095 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4096 || hadState) { 4097 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4098 } 4099 } 4100 } 4101 } 4102 4103 /** 4104 * Update the permission flags for all packages and runtime permissions of a user in order 4105 * to allow device or profile owner to remove POLICY_FIXED. 4106 */ 4107 @Override 4108 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4109 if (!sUserManager.exists(userId)) { 4110 return; 4111 } 4112 4113 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4114 4115 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4116 "updatePermissionFlagsForAllApps"); 4117 4118 // Only the system can change system fixed flags. 4119 if (getCallingUid() != Process.SYSTEM_UID) { 4120 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4121 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4122 } 4123 4124 synchronized (mPackages) { 4125 boolean changed = false; 4126 final int packageCount = mPackages.size(); 4127 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4128 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4129 SettingBase sb = (SettingBase) pkg.mExtras; 4130 if (sb == null) { 4131 continue; 4132 } 4133 PermissionsState permissionsState = sb.getPermissionsState(); 4134 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4135 userId, flagMask, flagValues); 4136 } 4137 if (changed) { 4138 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4139 } 4140 } 4141 } 4142 4143 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4144 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4145 != PackageManager.PERMISSION_GRANTED 4146 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4147 != PackageManager.PERMISSION_GRANTED) { 4148 throw new SecurityException(message + " requires " 4149 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4150 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4151 } 4152 } 4153 4154 @Override 4155 public boolean shouldShowRequestPermissionRationale(String permissionName, 4156 String packageName, int userId) { 4157 if (UserHandle.getCallingUserId() != userId) { 4158 mContext.enforceCallingPermission( 4159 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4160 "canShowRequestPermissionRationale for user " + userId); 4161 } 4162 4163 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4164 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4165 return false; 4166 } 4167 4168 if (checkPermission(permissionName, packageName, userId) 4169 == PackageManager.PERMISSION_GRANTED) { 4170 return false; 4171 } 4172 4173 final int flags; 4174 4175 final long identity = Binder.clearCallingIdentity(); 4176 try { 4177 flags = getPermissionFlags(permissionName, 4178 packageName, userId); 4179 } finally { 4180 Binder.restoreCallingIdentity(identity); 4181 } 4182 4183 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4184 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4185 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4186 4187 if ((flags & fixedFlags) != 0) { 4188 return false; 4189 } 4190 4191 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4192 } 4193 4194 @Override 4195 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4196 mContext.enforceCallingOrSelfPermission( 4197 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4198 "addOnPermissionsChangeListener"); 4199 4200 synchronized (mPackages) { 4201 mOnPermissionChangeListeners.addListenerLocked(listener); 4202 } 4203 } 4204 4205 @Override 4206 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4207 synchronized (mPackages) { 4208 mOnPermissionChangeListeners.removeListenerLocked(listener); 4209 } 4210 } 4211 4212 @Override 4213 public boolean isProtectedBroadcast(String actionName) { 4214 synchronized (mPackages) { 4215 if (mProtectedBroadcasts.contains(actionName)) { 4216 return true; 4217 } else if (actionName != null) { 4218 // TODO: remove these terrible hacks 4219 if (actionName.startsWith("android.net.netmon.lingerExpired") 4220 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 4221 || actionName.startsWith("com.android.internal.telephony.data-reconnect")) { 4222 return true; 4223 } 4224 } 4225 } 4226 return false; 4227 } 4228 4229 @Override 4230 public int checkSignatures(String pkg1, String pkg2) { 4231 synchronized (mPackages) { 4232 final PackageParser.Package p1 = mPackages.get(pkg1); 4233 final PackageParser.Package p2 = mPackages.get(pkg2); 4234 if (p1 == null || p1.mExtras == null 4235 || p2 == null || p2.mExtras == null) { 4236 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4237 } 4238 return compareSignatures(p1.mSignatures, p2.mSignatures); 4239 } 4240 } 4241 4242 @Override 4243 public int checkUidSignatures(int uid1, int uid2) { 4244 // Map to base uids. 4245 uid1 = UserHandle.getAppId(uid1); 4246 uid2 = UserHandle.getAppId(uid2); 4247 // reader 4248 synchronized (mPackages) { 4249 Signature[] s1; 4250 Signature[] s2; 4251 Object obj = mSettings.getUserIdLPr(uid1); 4252 if (obj != null) { 4253 if (obj instanceof SharedUserSetting) { 4254 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4255 } else if (obj instanceof PackageSetting) { 4256 s1 = ((PackageSetting)obj).signatures.mSignatures; 4257 } else { 4258 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4259 } 4260 } else { 4261 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4262 } 4263 obj = mSettings.getUserIdLPr(uid2); 4264 if (obj != null) { 4265 if (obj instanceof SharedUserSetting) { 4266 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4267 } else if (obj instanceof PackageSetting) { 4268 s2 = ((PackageSetting)obj).signatures.mSignatures; 4269 } else { 4270 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4271 } 4272 } else { 4273 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4274 } 4275 return compareSignatures(s1, s2); 4276 } 4277 } 4278 4279 private void killUid(int appId, int userId, String reason) { 4280 final long identity = Binder.clearCallingIdentity(); 4281 try { 4282 IActivityManager am = ActivityManagerNative.getDefault(); 4283 if (am != null) { 4284 try { 4285 am.killUid(appId, userId, reason); 4286 } catch (RemoteException e) { 4287 /* ignore - same process */ 4288 } 4289 } 4290 } finally { 4291 Binder.restoreCallingIdentity(identity); 4292 } 4293 } 4294 4295 /** 4296 * Compares two sets of signatures. Returns: 4297 * <br /> 4298 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4299 * <br /> 4300 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4301 * <br /> 4302 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4303 * <br /> 4304 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4305 * <br /> 4306 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4307 */ 4308 static int compareSignatures(Signature[] s1, Signature[] s2) { 4309 if (s1 == null) { 4310 return s2 == null 4311 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4312 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4313 } 4314 4315 if (s2 == null) { 4316 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4317 } 4318 4319 if (s1.length != s2.length) { 4320 return PackageManager.SIGNATURE_NO_MATCH; 4321 } 4322 4323 // Since both signature sets are of size 1, we can compare without HashSets. 4324 if (s1.length == 1) { 4325 return s1[0].equals(s2[0]) ? 4326 PackageManager.SIGNATURE_MATCH : 4327 PackageManager.SIGNATURE_NO_MATCH; 4328 } 4329 4330 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4331 for (Signature sig : s1) { 4332 set1.add(sig); 4333 } 4334 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4335 for (Signature sig : s2) { 4336 set2.add(sig); 4337 } 4338 // Make sure s2 contains all signatures in s1. 4339 if (set1.equals(set2)) { 4340 return PackageManager.SIGNATURE_MATCH; 4341 } 4342 return PackageManager.SIGNATURE_NO_MATCH; 4343 } 4344 4345 /** 4346 * If the database version for this type of package (internal storage or 4347 * external storage) is less than the version where package signatures 4348 * were updated, return true. 4349 */ 4350 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4351 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4352 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4353 } 4354 4355 /** 4356 * Used for backward compatibility to make sure any packages with 4357 * certificate chains get upgraded to the new style. {@code existingSigs} 4358 * will be in the old format (since they were stored on disk from before the 4359 * system upgrade) and {@code scannedSigs} will be in the newer format. 4360 */ 4361 private int compareSignaturesCompat(PackageSignatures existingSigs, 4362 PackageParser.Package scannedPkg) { 4363 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4364 return PackageManager.SIGNATURE_NO_MATCH; 4365 } 4366 4367 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4368 for (Signature sig : existingSigs.mSignatures) { 4369 existingSet.add(sig); 4370 } 4371 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4372 for (Signature sig : scannedPkg.mSignatures) { 4373 try { 4374 Signature[] chainSignatures = sig.getChainSignatures(); 4375 for (Signature chainSig : chainSignatures) { 4376 scannedCompatSet.add(chainSig); 4377 } 4378 } catch (CertificateEncodingException e) { 4379 scannedCompatSet.add(sig); 4380 } 4381 } 4382 /* 4383 * Make sure the expanded scanned set contains all signatures in the 4384 * existing one. 4385 */ 4386 if (scannedCompatSet.equals(existingSet)) { 4387 // Migrate the old signatures to the new scheme. 4388 existingSigs.assignSignatures(scannedPkg.mSignatures); 4389 // The new KeySets will be re-added later in the scanning process. 4390 synchronized (mPackages) { 4391 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4392 } 4393 return PackageManager.SIGNATURE_MATCH; 4394 } 4395 return PackageManager.SIGNATURE_NO_MATCH; 4396 } 4397 4398 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4399 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4400 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4401 } 4402 4403 private int compareSignaturesRecover(PackageSignatures existingSigs, 4404 PackageParser.Package scannedPkg) { 4405 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4406 return PackageManager.SIGNATURE_NO_MATCH; 4407 } 4408 4409 String msg = null; 4410 try { 4411 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4412 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4413 + scannedPkg.packageName); 4414 return PackageManager.SIGNATURE_MATCH; 4415 } 4416 } catch (CertificateException e) { 4417 msg = e.getMessage(); 4418 } 4419 4420 logCriticalInfo(Log.INFO, 4421 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4422 return PackageManager.SIGNATURE_NO_MATCH; 4423 } 4424 4425 @Override 4426 public String[] getPackagesForUid(int uid) { 4427 uid = UserHandle.getAppId(uid); 4428 // reader 4429 synchronized (mPackages) { 4430 Object obj = mSettings.getUserIdLPr(uid); 4431 if (obj instanceof SharedUserSetting) { 4432 final SharedUserSetting sus = (SharedUserSetting) obj; 4433 final int N = sus.packages.size(); 4434 final String[] res = new String[N]; 4435 final Iterator<PackageSetting> it = sus.packages.iterator(); 4436 int i = 0; 4437 while (it.hasNext()) { 4438 res[i++] = it.next().name; 4439 } 4440 return res; 4441 } else if (obj instanceof PackageSetting) { 4442 final PackageSetting ps = (PackageSetting) obj; 4443 return new String[] { ps.name }; 4444 } 4445 } 4446 return null; 4447 } 4448 4449 @Override 4450 public String getNameForUid(int uid) { 4451 // reader 4452 synchronized (mPackages) { 4453 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4454 if (obj instanceof SharedUserSetting) { 4455 final SharedUserSetting sus = (SharedUserSetting) obj; 4456 return sus.name + ":" + sus.userId; 4457 } else if (obj instanceof PackageSetting) { 4458 final PackageSetting ps = (PackageSetting) obj; 4459 return ps.name; 4460 } 4461 } 4462 return null; 4463 } 4464 4465 @Override 4466 public int getUidForSharedUser(String sharedUserName) { 4467 if(sharedUserName == null) { 4468 return -1; 4469 } 4470 // reader 4471 synchronized (mPackages) { 4472 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4473 if (suid == null) { 4474 return -1; 4475 } 4476 return suid.userId; 4477 } 4478 } 4479 4480 @Override 4481 public int getFlagsForUid(int uid) { 4482 synchronized (mPackages) { 4483 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4484 if (obj instanceof SharedUserSetting) { 4485 final SharedUserSetting sus = (SharedUserSetting) obj; 4486 return sus.pkgFlags; 4487 } else if (obj instanceof PackageSetting) { 4488 final PackageSetting ps = (PackageSetting) obj; 4489 return ps.pkgFlags; 4490 } 4491 } 4492 return 0; 4493 } 4494 4495 @Override 4496 public int getPrivateFlagsForUid(int uid) { 4497 synchronized (mPackages) { 4498 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4499 if (obj instanceof SharedUserSetting) { 4500 final SharedUserSetting sus = (SharedUserSetting) obj; 4501 return sus.pkgPrivateFlags; 4502 } else if (obj instanceof PackageSetting) { 4503 final PackageSetting ps = (PackageSetting) obj; 4504 return ps.pkgPrivateFlags; 4505 } 4506 } 4507 return 0; 4508 } 4509 4510 @Override 4511 public boolean isUidPrivileged(int uid) { 4512 uid = UserHandle.getAppId(uid); 4513 // reader 4514 synchronized (mPackages) { 4515 Object obj = mSettings.getUserIdLPr(uid); 4516 if (obj instanceof SharedUserSetting) { 4517 final SharedUserSetting sus = (SharedUserSetting) obj; 4518 final Iterator<PackageSetting> it = sus.packages.iterator(); 4519 while (it.hasNext()) { 4520 if (it.next().isPrivileged()) { 4521 return true; 4522 } 4523 } 4524 } else if (obj instanceof PackageSetting) { 4525 final PackageSetting ps = (PackageSetting) obj; 4526 return ps.isPrivileged(); 4527 } 4528 } 4529 return false; 4530 } 4531 4532 @Override 4533 public String[] getAppOpPermissionPackages(String permissionName) { 4534 synchronized (mPackages) { 4535 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4536 if (pkgs == null) { 4537 return null; 4538 } 4539 return pkgs.toArray(new String[pkgs.size()]); 4540 } 4541 } 4542 4543 @Override 4544 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4545 int flags, int userId) { 4546 if (!sUserManager.exists(userId)) return null; 4547 flags = updateFlagsForResolve(flags, userId, intent); 4548 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4549 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4550 final ResolveInfo bestChoice = 4551 chooseBestActivity(intent, resolvedType, flags, query, userId); 4552 4553 if (isEphemeralAllowed(intent, query, userId)) { 4554 final EphemeralResolveInfo ai = 4555 getEphemeralResolveInfo(intent, resolvedType, userId); 4556 if (ai != null) { 4557 if (DEBUG_EPHEMERAL) { 4558 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4559 } 4560 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4561 bestChoice.ephemeralResolveInfo = ai; 4562 } 4563 } 4564 return bestChoice; 4565 } 4566 4567 @Override 4568 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4569 IntentFilter filter, int match, ComponentName activity) { 4570 final int userId = UserHandle.getCallingUserId(); 4571 if (DEBUG_PREFERRED) { 4572 Log.v(TAG, "setLastChosenActivity intent=" + intent 4573 + " resolvedType=" + resolvedType 4574 + " flags=" + flags 4575 + " filter=" + filter 4576 + " match=" + match 4577 + " activity=" + activity); 4578 filter.dump(new PrintStreamPrinter(System.out), " "); 4579 } 4580 intent.setComponent(null); 4581 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4582 // Find any earlier preferred or last chosen entries and nuke them 4583 findPreferredActivity(intent, resolvedType, 4584 flags, query, 0, false, true, false, userId); 4585 // Add the new activity as the last chosen for this filter 4586 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4587 "Setting last chosen"); 4588 } 4589 4590 @Override 4591 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4592 final int userId = UserHandle.getCallingUserId(); 4593 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4594 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4595 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4596 false, false, false, userId); 4597 } 4598 4599 4600 private boolean isEphemeralAllowed( 4601 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4602 // Short circuit and return early if possible. 4603 if (DISABLE_EPHEMERAL_APPS) { 4604 return false; 4605 } 4606 final int callingUser = UserHandle.getCallingUserId(); 4607 if (callingUser != UserHandle.USER_SYSTEM) { 4608 return false; 4609 } 4610 if (mEphemeralResolverConnection == null) { 4611 return false; 4612 } 4613 if (intent.getComponent() != null) { 4614 return false; 4615 } 4616 if (intent.getPackage() != null) { 4617 return false; 4618 } 4619 final boolean isWebUri = hasWebURI(intent); 4620 if (!isWebUri) { 4621 return false; 4622 } 4623 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4624 synchronized (mPackages) { 4625 final int count = resolvedActivites.size(); 4626 for (int n = 0; n < count; n++) { 4627 ResolveInfo info = resolvedActivites.get(n); 4628 String packageName = info.activityInfo.packageName; 4629 PackageSetting ps = mSettings.mPackages.get(packageName); 4630 if (ps != null) { 4631 // Try to get the status from User settings first 4632 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4633 int status = (int) (packedStatus >> 32); 4634 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4635 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4636 if (DEBUG_EPHEMERAL) { 4637 Slog.v(TAG, "DENY ephemeral apps;" 4638 + " pkg: " + packageName + ", status: " + status); 4639 } 4640 return false; 4641 } 4642 } 4643 } 4644 } 4645 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4646 return true; 4647 } 4648 4649 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4650 int userId) { 4651 MessageDigest digest = null; 4652 try { 4653 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4654 } catch (NoSuchAlgorithmException e) { 4655 // If we can't create a digest, ignore ephemeral apps. 4656 return null; 4657 } 4658 4659 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4660 final byte[] digestBytes = digest.digest(hostBytes); 4661 int shaPrefix = 4662 digestBytes[0] << 24 4663 | digestBytes[1] << 16 4664 | digestBytes[2] << 8 4665 | digestBytes[3] << 0; 4666 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4667 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4668 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4669 // No hash prefix match; there are no ephemeral apps for this domain. 4670 return null; 4671 } 4672 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4673 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4674 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4675 continue; 4676 } 4677 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4678 // No filters; this should never happen. 4679 if (filters.isEmpty()) { 4680 continue; 4681 } 4682 // We have a domain match; resolve the filters to see if anything matches. 4683 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4684 for (int j = filters.size() - 1; j >= 0; --j) { 4685 final EphemeralResolveIntentInfo intentInfo = 4686 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4687 ephemeralResolver.addFilter(intentInfo); 4688 } 4689 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4690 intent, resolvedType, false /*defaultOnly*/, userId); 4691 if (!matchedResolveInfoList.isEmpty()) { 4692 return matchedResolveInfoList.get(0); 4693 } 4694 } 4695 // Hash or filter mis-match; no ephemeral apps for this domain. 4696 return null; 4697 } 4698 4699 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4700 int flags, List<ResolveInfo> query, int userId) { 4701 if (query != null) { 4702 final int N = query.size(); 4703 if (N == 1) { 4704 return query.get(0); 4705 } else if (N > 1) { 4706 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4707 // If there is more than one activity with the same priority, 4708 // then let the user decide between them. 4709 ResolveInfo r0 = query.get(0); 4710 ResolveInfo r1 = query.get(1); 4711 if (DEBUG_INTENT_MATCHING || debug) { 4712 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4713 + r1.activityInfo.name + "=" + r1.priority); 4714 } 4715 // If the first activity has a higher priority, or a different 4716 // default, then it is always desirable to pick it. 4717 if (r0.priority != r1.priority 4718 || r0.preferredOrder != r1.preferredOrder 4719 || r0.isDefault != r1.isDefault) { 4720 return query.get(0); 4721 } 4722 // If we have saved a preference for a preferred activity for 4723 // this Intent, use that. 4724 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4725 flags, query, r0.priority, true, false, debug, userId); 4726 if (ri != null) { 4727 return ri; 4728 } 4729 ri = new ResolveInfo(mResolveInfo); 4730 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4731 ri.activityInfo.applicationInfo = new ApplicationInfo( 4732 ri.activityInfo.applicationInfo); 4733 if (userId != 0) { 4734 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4735 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4736 } 4737 // Make sure that the resolver is displayable in car mode 4738 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4739 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4740 return ri; 4741 } 4742 } 4743 return null; 4744 } 4745 4746 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4747 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4748 final int N = query.size(); 4749 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4750 .get(userId); 4751 // Get the list of persistent preferred activities that handle the intent 4752 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4753 List<PersistentPreferredActivity> pprefs = ppir != null 4754 ? ppir.queryIntent(intent, resolvedType, 4755 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4756 : null; 4757 if (pprefs != null && pprefs.size() > 0) { 4758 final int M = pprefs.size(); 4759 for (int i=0; i<M; i++) { 4760 final PersistentPreferredActivity ppa = pprefs.get(i); 4761 if (DEBUG_PREFERRED || debug) { 4762 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4763 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4764 + "\n component=" + ppa.mComponent); 4765 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4766 } 4767 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4768 flags | MATCH_DISABLED_COMPONENTS, userId); 4769 if (DEBUG_PREFERRED || debug) { 4770 Slog.v(TAG, "Found persistent preferred activity:"); 4771 if (ai != null) { 4772 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4773 } else { 4774 Slog.v(TAG, " null"); 4775 } 4776 } 4777 if (ai == null) { 4778 // This previously registered persistent preferred activity 4779 // component is no longer known. Ignore it and do NOT remove it. 4780 continue; 4781 } 4782 for (int j=0; j<N; j++) { 4783 final ResolveInfo ri = query.get(j); 4784 if (!ri.activityInfo.applicationInfo.packageName 4785 .equals(ai.applicationInfo.packageName)) { 4786 continue; 4787 } 4788 if (!ri.activityInfo.name.equals(ai.name)) { 4789 continue; 4790 } 4791 // Found a persistent preference that can handle the intent. 4792 if (DEBUG_PREFERRED || debug) { 4793 Slog.v(TAG, "Returning persistent preferred activity: " + 4794 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4795 } 4796 return ri; 4797 } 4798 } 4799 } 4800 return null; 4801 } 4802 4803 // TODO: handle preferred activities missing while user has amnesia 4804 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4805 List<ResolveInfo> query, int priority, boolean always, 4806 boolean removeMatches, boolean debug, int userId) { 4807 if (!sUserManager.exists(userId)) return null; 4808 flags = updateFlagsForResolve(flags, userId, intent); 4809 // writer 4810 synchronized (mPackages) { 4811 if (intent.getSelector() != null) { 4812 intent = intent.getSelector(); 4813 } 4814 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4815 4816 // Try to find a matching persistent preferred activity. 4817 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4818 debug, userId); 4819 4820 // If a persistent preferred activity matched, use it. 4821 if (pri != null) { 4822 return pri; 4823 } 4824 4825 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4826 // Get the list of preferred activities that handle the intent 4827 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4828 List<PreferredActivity> prefs = pir != null 4829 ? pir.queryIntent(intent, resolvedType, 4830 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4831 : null; 4832 if (prefs != null && prefs.size() > 0) { 4833 boolean changed = false; 4834 try { 4835 // First figure out how good the original match set is. 4836 // We will only allow preferred activities that came 4837 // from the same match quality. 4838 int match = 0; 4839 4840 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4841 4842 final int N = query.size(); 4843 for (int j=0; j<N; j++) { 4844 final ResolveInfo ri = query.get(j); 4845 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4846 + ": 0x" + Integer.toHexString(match)); 4847 if (ri.match > match) { 4848 match = ri.match; 4849 } 4850 } 4851 4852 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4853 + Integer.toHexString(match)); 4854 4855 match &= IntentFilter.MATCH_CATEGORY_MASK; 4856 final int M = prefs.size(); 4857 for (int i=0; i<M; i++) { 4858 final PreferredActivity pa = prefs.get(i); 4859 if (DEBUG_PREFERRED || debug) { 4860 Slog.v(TAG, "Checking PreferredActivity ds=" 4861 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4862 + "\n component=" + pa.mPref.mComponent); 4863 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4864 } 4865 if (pa.mPref.mMatch != match) { 4866 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4867 + Integer.toHexString(pa.mPref.mMatch)); 4868 continue; 4869 } 4870 // If it's not an "always" type preferred activity and that's what we're 4871 // looking for, skip it. 4872 if (always && !pa.mPref.mAlways) { 4873 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4874 continue; 4875 } 4876 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4877 flags | MATCH_DISABLED_COMPONENTS, userId); 4878 if (DEBUG_PREFERRED || debug) { 4879 Slog.v(TAG, "Found preferred activity:"); 4880 if (ai != null) { 4881 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4882 } else { 4883 Slog.v(TAG, " null"); 4884 } 4885 } 4886 if (ai == null) { 4887 // This previously registered preferred activity 4888 // component is no longer known. Most likely an update 4889 // to the app was installed and in the new version this 4890 // component no longer exists. Clean it up by removing 4891 // it from the preferred activities list, and skip it. 4892 Slog.w(TAG, "Removing dangling preferred activity: " 4893 + pa.mPref.mComponent); 4894 pir.removeFilter(pa); 4895 changed = true; 4896 continue; 4897 } 4898 for (int j=0; j<N; j++) { 4899 final ResolveInfo ri = query.get(j); 4900 if (!ri.activityInfo.applicationInfo.packageName 4901 .equals(ai.applicationInfo.packageName)) { 4902 continue; 4903 } 4904 if (!ri.activityInfo.name.equals(ai.name)) { 4905 continue; 4906 } 4907 4908 if (removeMatches) { 4909 pir.removeFilter(pa); 4910 changed = true; 4911 if (DEBUG_PREFERRED) { 4912 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4913 } 4914 break; 4915 } 4916 4917 // Okay we found a previously set preferred or last chosen app. 4918 // If the result set is different from when this 4919 // was created, we need to clear it and re-ask the 4920 // user their preference, if we're looking for an "always" type entry. 4921 if (always && !pa.mPref.sameSet(query)) { 4922 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4923 + intent + " type " + resolvedType); 4924 if (DEBUG_PREFERRED) { 4925 Slog.v(TAG, "Removing preferred activity since set changed " 4926 + pa.mPref.mComponent); 4927 } 4928 pir.removeFilter(pa); 4929 // Re-add the filter as a "last chosen" entry (!always) 4930 PreferredActivity lastChosen = new PreferredActivity( 4931 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4932 pir.addFilter(lastChosen); 4933 changed = true; 4934 return null; 4935 } 4936 4937 // Yay! Either the set matched or we're looking for the last chosen 4938 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4939 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4940 return ri; 4941 } 4942 } 4943 } finally { 4944 if (changed) { 4945 if (DEBUG_PREFERRED) { 4946 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4947 } 4948 scheduleWritePackageRestrictionsLocked(userId); 4949 } 4950 } 4951 } 4952 } 4953 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4954 return null; 4955 } 4956 4957 /* 4958 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4959 */ 4960 @Override 4961 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4962 int targetUserId) { 4963 mContext.enforceCallingOrSelfPermission( 4964 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4965 List<CrossProfileIntentFilter> matches = 4966 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4967 if (matches != null) { 4968 int size = matches.size(); 4969 for (int i = 0; i < size; i++) { 4970 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4971 } 4972 } 4973 if (hasWebURI(intent)) { 4974 // cross-profile app linking works only towards the parent. 4975 final UserInfo parent = getProfileParent(sourceUserId); 4976 synchronized(mPackages) { 4977 int flags = updateFlagsForResolve(0, parent.id, intent); 4978 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4979 intent, resolvedType, flags, sourceUserId, parent.id); 4980 return xpDomainInfo != null; 4981 } 4982 } 4983 return false; 4984 } 4985 4986 private UserInfo getProfileParent(int userId) { 4987 final long identity = Binder.clearCallingIdentity(); 4988 try { 4989 return sUserManager.getProfileParent(userId); 4990 } finally { 4991 Binder.restoreCallingIdentity(identity); 4992 } 4993 } 4994 4995 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4996 String resolvedType, int userId) { 4997 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4998 if (resolver != null) { 4999 return resolver.queryIntent(intent, resolvedType, false, userId); 5000 } 5001 return null; 5002 } 5003 5004 @Override 5005 public List<ResolveInfo> queryIntentActivities(Intent intent, 5006 String resolvedType, int flags, int userId) { 5007 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5008 flags = updateFlagsForResolve(flags, userId, intent); 5009 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 5010 ComponentName comp = intent.getComponent(); 5011 if (comp == null) { 5012 if (intent.getSelector() != null) { 5013 intent = intent.getSelector(); 5014 comp = intent.getComponent(); 5015 } 5016 } 5017 5018 if (comp != null) { 5019 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5020 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5021 if (ai != null) { 5022 final ResolveInfo ri = new ResolveInfo(); 5023 ri.activityInfo = ai; 5024 list.add(ri); 5025 } 5026 return list; 5027 } 5028 5029 // reader 5030 synchronized (mPackages) { 5031 final String pkgName = intent.getPackage(); 5032 if (pkgName == null) { 5033 List<CrossProfileIntentFilter> matchingFilters = 5034 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5035 // Check for results that need to skip the current profile. 5036 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5037 resolvedType, flags, userId); 5038 if (xpResolveInfo != null) { 5039 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 5040 result.add(xpResolveInfo); 5041 return filterIfNotSystemUser(result, userId); 5042 } 5043 5044 // Check for results in the current profile. 5045 List<ResolveInfo> result = mActivities.queryIntent( 5046 intent, resolvedType, flags, userId); 5047 result = filterIfNotSystemUser(result, userId); 5048 5049 // Check for cross profile results. 5050 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5051 xpResolveInfo = queryCrossProfileIntents( 5052 matchingFilters, intent, resolvedType, flags, userId, 5053 hasNonNegativePriorityResult); 5054 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5055 boolean isVisibleToUser = filterIfNotSystemUser( 5056 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5057 if (isVisibleToUser) { 5058 result.add(xpResolveInfo); 5059 Collections.sort(result, mResolvePrioritySorter); 5060 } 5061 } 5062 if (hasWebURI(intent)) { 5063 CrossProfileDomainInfo xpDomainInfo = null; 5064 final UserInfo parent = getProfileParent(userId); 5065 if (parent != null) { 5066 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5067 flags, userId, parent.id); 5068 } 5069 if (xpDomainInfo != null) { 5070 if (xpResolveInfo != null) { 5071 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5072 // in the result. 5073 result.remove(xpResolveInfo); 5074 } 5075 if (result.size() == 0) { 5076 result.add(xpDomainInfo.resolveInfo); 5077 return result; 5078 } 5079 } else if (result.size() <= 1) { 5080 return result; 5081 } 5082 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 5083 xpDomainInfo, userId); 5084 Collections.sort(result, mResolvePrioritySorter); 5085 } 5086 return result; 5087 } 5088 final PackageParser.Package pkg = mPackages.get(pkgName); 5089 if (pkg != null) { 5090 return filterIfNotSystemUser( 5091 mActivities.queryIntentForPackage( 5092 intent, resolvedType, flags, pkg.activities, userId), 5093 userId); 5094 } 5095 return new ArrayList<ResolveInfo>(); 5096 } 5097 } 5098 5099 private static class CrossProfileDomainInfo { 5100 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5101 ResolveInfo resolveInfo; 5102 /* Best domain verification status of the activities found in the other profile */ 5103 int bestDomainVerificationStatus; 5104 } 5105 5106 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5107 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5108 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5109 sourceUserId)) { 5110 return null; 5111 } 5112 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5113 resolvedType, flags, parentUserId); 5114 5115 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5116 return null; 5117 } 5118 CrossProfileDomainInfo result = null; 5119 int size = resultTargetUser.size(); 5120 for (int i = 0; i < size; i++) { 5121 ResolveInfo riTargetUser = resultTargetUser.get(i); 5122 // Intent filter verification is only for filters that specify a host. So don't return 5123 // those that handle all web uris. 5124 if (riTargetUser.handleAllWebDataURI) { 5125 continue; 5126 } 5127 String packageName = riTargetUser.activityInfo.packageName; 5128 PackageSetting ps = mSettings.mPackages.get(packageName); 5129 if (ps == null) { 5130 continue; 5131 } 5132 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5133 int status = (int)(verificationState >> 32); 5134 if (result == null) { 5135 result = new CrossProfileDomainInfo(); 5136 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5137 sourceUserId, parentUserId); 5138 result.bestDomainVerificationStatus = status; 5139 } else { 5140 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5141 result.bestDomainVerificationStatus); 5142 } 5143 } 5144 // Don't consider matches with status NEVER across profiles. 5145 if (result != null && result.bestDomainVerificationStatus 5146 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5147 return null; 5148 } 5149 return result; 5150 } 5151 5152 /** 5153 * Verification statuses are ordered from the worse to the best, except for 5154 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5155 */ 5156 private int bestDomainVerificationStatus(int status1, int status2) { 5157 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5158 return status2; 5159 } 5160 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5161 return status1; 5162 } 5163 return (int) MathUtils.max(status1, status2); 5164 } 5165 5166 private boolean isUserEnabled(int userId) { 5167 long callingId = Binder.clearCallingIdentity(); 5168 try { 5169 UserInfo userInfo = sUserManager.getUserInfo(userId); 5170 return userInfo != null && userInfo.isEnabled(); 5171 } finally { 5172 Binder.restoreCallingIdentity(callingId); 5173 } 5174 } 5175 5176 /** 5177 * Filter out activities with systemUserOnly flag set, when current user is not System. 5178 * 5179 * @return filtered list 5180 */ 5181 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5182 if (userId == UserHandle.USER_SYSTEM) { 5183 return resolveInfos; 5184 } 5185 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5186 ResolveInfo info = resolveInfos.get(i); 5187 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5188 resolveInfos.remove(i); 5189 } 5190 } 5191 return resolveInfos; 5192 } 5193 5194 /** 5195 * @param resolveInfos list of resolve infos in descending priority order 5196 * @return if the list contains a resolve info with non-negative priority 5197 */ 5198 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5199 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5200 } 5201 5202 private static boolean hasWebURI(Intent intent) { 5203 if (intent.getData() == null) { 5204 return false; 5205 } 5206 final String scheme = intent.getScheme(); 5207 if (TextUtils.isEmpty(scheme)) { 5208 return false; 5209 } 5210 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5211 } 5212 5213 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5214 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5215 int userId) { 5216 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5217 5218 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5219 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5220 candidates.size()); 5221 } 5222 5223 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5224 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5225 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5226 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5227 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5228 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5229 5230 synchronized (mPackages) { 5231 final int count = candidates.size(); 5232 // First, try to use linked apps. Partition the candidates into four lists: 5233 // one for the final results, one for the "do not use ever", one for "undefined status" 5234 // and finally one for "browser app type". 5235 for (int n=0; n<count; n++) { 5236 ResolveInfo info = candidates.get(n); 5237 String packageName = info.activityInfo.packageName; 5238 PackageSetting ps = mSettings.mPackages.get(packageName); 5239 if (ps != null) { 5240 // Add to the special match all list (Browser use case) 5241 if (info.handleAllWebDataURI) { 5242 matchAllList.add(info); 5243 continue; 5244 } 5245 // Try to get the status from User settings first 5246 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5247 int status = (int)(packedStatus >> 32); 5248 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5249 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5250 if (DEBUG_DOMAIN_VERIFICATION) { 5251 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5252 + " : linkgen=" + linkGeneration); 5253 } 5254 // Use link-enabled generation as preferredOrder, i.e. 5255 // prefer newly-enabled over earlier-enabled. 5256 info.preferredOrder = linkGeneration; 5257 alwaysList.add(info); 5258 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5259 if (DEBUG_DOMAIN_VERIFICATION) { 5260 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5261 } 5262 neverList.add(info); 5263 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5264 if (DEBUG_DOMAIN_VERIFICATION) { 5265 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5266 } 5267 alwaysAskList.add(info); 5268 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5269 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5270 if (DEBUG_DOMAIN_VERIFICATION) { 5271 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5272 } 5273 undefinedList.add(info); 5274 } 5275 } 5276 } 5277 5278 // We'll want to include browser possibilities in a few cases 5279 boolean includeBrowser = false; 5280 5281 // First try to add the "always" resolution(s) for the current user, if any 5282 if (alwaysList.size() > 0) { 5283 result.addAll(alwaysList); 5284 } else { 5285 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5286 result.addAll(undefinedList); 5287 // Maybe add one for the other profile. 5288 if (xpDomainInfo != null && ( 5289 xpDomainInfo.bestDomainVerificationStatus 5290 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5291 result.add(xpDomainInfo.resolveInfo); 5292 } 5293 includeBrowser = true; 5294 } 5295 5296 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5297 // If there were 'always' entries their preferred order has been set, so we also 5298 // back that off to make the alternatives equivalent 5299 if (alwaysAskList.size() > 0) { 5300 for (ResolveInfo i : result) { 5301 i.preferredOrder = 0; 5302 } 5303 result.addAll(alwaysAskList); 5304 includeBrowser = true; 5305 } 5306 5307 if (includeBrowser) { 5308 // Also add browsers (all of them or only the default one) 5309 if (DEBUG_DOMAIN_VERIFICATION) { 5310 Slog.v(TAG, " ...including browsers in candidate set"); 5311 } 5312 if ((matchFlags & MATCH_ALL) != 0) { 5313 result.addAll(matchAllList); 5314 } else { 5315 // Browser/generic handling case. If there's a default browser, go straight 5316 // to that (but only if there is no other higher-priority match). 5317 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5318 int maxMatchPrio = 0; 5319 ResolveInfo defaultBrowserMatch = null; 5320 final int numCandidates = matchAllList.size(); 5321 for (int n = 0; n < numCandidates; n++) { 5322 ResolveInfo info = matchAllList.get(n); 5323 // track the highest overall match priority... 5324 if (info.priority > maxMatchPrio) { 5325 maxMatchPrio = info.priority; 5326 } 5327 // ...and the highest-priority default browser match 5328 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5329 if (defaultBrowserMatch == null 5330 || (defaultBrowserMatch.priority < info.priority)) { 5331 if (debug) { 5332 Slog.v(TAG, "Considering default browser match " + info); 5333 } 5334 defaultBrowserMatch = info; 5335 } 5336 } 5337 } 5338 if (defaultBrowserMatch != null 5339 && defaultBrowserMatch.priority >= maxMatchPrio 5340 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5341 { 5342 if (debug) { 5343 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5344 } 5345 result.add(defaultBrowserMatch); 5346 } else { 5347 result.addAll(matchAllList); 5348 } 5349 } 5350 5351 // If there is nothing selected, add all candidates and remove the ones that the user 5352 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5353 if (result.size() == 0) { 5354 result.addAll(candidates); 5355 result.removeAll(neverList); 5356 } 5357 } 5358 } 5359 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5360 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5361 result.size()); 5362 for (ResolveInfo info : result) { 5363 Slog.v(TAG, " + " + info.activityInfo); 5364 } 5365 } 5366 return result; 5367 } 5368 5369 // Returns a packed value as a long: 5370 // 5371 // high 'int'-sized word: link status: undefined/ask/never/always. 5372 // low 'int'-sized word: relative priority among 'always' results. 5373 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5374 long result = ps.getDomainVerificationStatusForUser(userId); 5375 // if none available, get the master status 5376 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5377 if (ps.getIntentFilterVerificationInfo() != null) { 5378 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5379 } 5380 } 5381 return result; 5382 } 5383 5384 private ResolveInfo querySkipCurrentProfileIntents( 5385 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5386 int flags, int sourceUserId) { 5387 if (matchingFilters != null) { 5388 int size = matchingFilters.size(); 5389 for (int i = 0; i < size; i ++) { 5390 CrossProfileIntentFilter filter = matchingFilters.get(i); 5391 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5392 // Checking if there are activities in the target user that can handle the 5393 // intent. 5394 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5395 resolvedType, flags, sourceUserId); 5396 if (resolveInfo != null) { 5397 return resolveInfo; 5398 } 5399 } 5400 } 5401 } 5402 return null; 5403 } 5404 5405 // Return matching ResolveInfo in target user if any. 5406 private ResolveInfo queryCrossProfileIntents( 5407 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5408 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5409 if (matchingFilters != null) { 5410 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5411 // match the same intent. For performance reasons, it is better not to 5412 // run queryIntent twice for the same userId 5413 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5414 int size = matchingFilters.size(); 5415 for (int i = 0; i < size; i++) { 5416 CrossProfileIntentFilter filter = matchingFilters.get(i); 5417 int targetUserId = filter.getTargetUserId(); 5418 boolean skipCurrentProfile = 5419 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5420 boolean skipCurrentProfileIfNoMatchFound = 5421 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5422 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5423 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5424 // Checking if there are activities in the target user that can handle the 5425 // intent. 5426 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5427 resolvedType, flags, sourceUserId); 5428 if (resolveInfo != null) return resolveInfo; 5429 alreadyTriedUserIds.put(targetUserId, true); 5430 } 5431 } 5432 } 5433 return null; 5434 } 5435 5436 /** 5437 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5438 * will forward the intent to the filter's target user. 5439 * Otherwise, returns null. 5440 */ 5441 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5442 String resolvedType, int flags, int sourceUserId) { 5443 int targetUserId = filter.getTargetUserId(); 5444 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5445 resolvedType, flags, targetUserId); 5446 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5447 // If all the matches in the target profile are suspended, return null. 5448 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5449 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5450 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5451 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5452 targetUserId); 5453 } 5454 } 5455 } 5456 return null; 5457 } 5458 5459 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5460 int sourceUserId, int targetUserId) { 5461 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5462 long ident = Binder.clearCallingIdentity(); 5463 boolean targetIsProfile; 5464 try { 5465 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5466 } finally { 5467 Binder.restoreCallingIdentity(ident); 5468 } 5469 String className; 5470 if (targetIsProfile) { 5471 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5472 } else { 5473 className = FORWARD_INTENT_TO_PARENT; 5474 } 5475 ComponentName forwardingActivityComponentName = new ComponentName( 5476 mAndroidApplication.packageName, className); 5477 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5478 sourceUserId); 5479 if (!targetIsProfile) { 5480 forwardingActivityInfo.showUserIcon = targetUserId; 5481 forwardingResolveInfo.noResourceId = true; 5482 } 5483 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5484 forwardingResolveInfo.priority = 0; 5485 forwardingResolveInfo.preferredOrder = 0; 5486 forwardingResolveInfo.match = 0; 5487 forwardingResolveInfo.isDefault = true; 5488 forwardingResolveInfo.filter = filter; 5489 forwardingResolveInfo.targetUserId = targetUserId; 5490 return forwardingResolveInfo; 5491 } 5492 5493 @Override 5494 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5495 Intent[] specifics, String[] specificTypes, Intent intent, 5496 String resolvedType, int flags, int userId) { 5497 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5498 flags = updateFlagsForResolve(flags, userId, intent); 5499 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5500 false, "query intent activity options"); 5501 final String resultsAction = intent.getAction(); 5502 5503 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5504 | PackageManager.GET_RESOLVED_FILTER, userId); 5505 5506 if (DEBUG_INTENT_MATCHING) { 5507 Log.v(TAG, "Query " + intent + ": " + results); 5508 } 5509 5510 int specificsPos = 0; 5511 int N; 5512 5513 // todo: note that the algorithm used here is O(N^2). This 5514 // isn't a problem in our current environment, but if we start running 5515 // into situations where we have more than 5 or 10 matches then this 5516 // should probably be changed to something smarter... 5517 5518 // First we go through and resolve each of the specific items 5519 // that were supplied, taking care of removing any corresponding 5520 // duplicate items in the generic resolve list. 5521 if (specifics != null) { 5522 for (int i=0; i<specifics.length; i++) { 5523 final Intent sintent = specifics[i]; 5524 if (sintent == null) { 5525 continue; 5526 } 5527 5528 if (DEBUG_INTENT_MATCHING) { 5529 Log.v(TAG, "Specific #" + i + ": " + sintent); 5530 } 5531 5532 String action = sintent.getAction(); 5533 if (resultsAction != null && resultsAction.equals(action)) { 5534 // If this action was explicitly requested, then don't 5535 // remove things that have it. 5536 action = null; 5537 } 5538 5539 ResolveInfo ri = null; 5540 ActivityInfo ai = null; 5541 5542 ComponentName comp = sintent.getComponent(); 5543 if (comp == null) { 5544 ri = resolveIntent( 5545 sintent, 5546 specificTypes != null ? specificTypes[i] : null, 5547 flags, userId); 5548 if (ri == null) { 5549 continue; 5550 } 5551 if (ri == mResolveInfo) { 5552 // ACK! Must do something better with this. 5553 } 5554 ai = ri.activityInfo; 5555 comp = new ComponentName(ai.applicationInfo.packageName, 5556 ai.name); 5557 } else { 5558 ai = getActivityInfo(comp, flags, userId); 5559 if (ai == null) { 5560 continue; 5561 } 5562 } 5563 5564 // Look for any generic query activities that are duplicates 5565 // of this specific one, and remove them from the results. 5566 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5567 N = results.size(); 5568 int j; 5569 for (j=specificsPos; j<N; j++) { 5570 ResolveInfo sri = results.get(j); 5571 if ((sri.activityInfo.name.equals(comp.getClassName()) 5572 && sri.activityInfo.applicationInfo.packageName.equals( 5573 comp.getPackageName())) 5574 || (action != null && sri.filter.matchAction(action))) { 5575 results.remove(j); 5576 if (DEBUG_INTENT_MATCHING) Log.v( 5577 TAG, "Removing duplicate item from " + j 5578 + " due to specific " + specificsPos); 5579 if (ri == null) { 5580 ri = sri; 5581 } 5582 j--; 5583 N--; 5584 } 5585 } 5586 5587 // Add this specific item to its proper place. 5588 if (ri == null) { 5589 ri = new ResolveInfo(); 5590 ri.activityInfo = ai; 5591 } 5592 results.add(specificsPos, ri); 5593 ri.specificIndex = i; 5594 specificsPos++; 5595 } 5596 } 5597 5598 // Now we go through the remaining generic results and remove any 5599 // duplicate actions that are found here. 5600 N = results.size(); 5601 for (int i=specificsPos; i<N-1; i++) { 5602 final ResolveInfo rii = results.get(i); 5603 if (rii.filter == null) { 5604 continue; 5605 } 5606 5607 // Iterate over all of the actions of this result's intent 5608 // filter... typically this should be just one. 5609 final Iterator<String> it = rii.filter.actionsIterator(); 5610 if (it == null) { 5611 continue; 5612 } 5613 while (it.hasNext()) { 5614 final String action = it.next(); 5615 if (resultsAction != null && resultsAction.equals(action)) { 5616 // If this action was explicitly requested, then don't 5617 // remove things that have it. 5618 continue; 5619 } 5620 for (int j=i+1; j<N; j++) { 5621 final ResolveInfo rij = results.get(j); 5622 if (rij.filter != null && rij.filter.hasAction(action)) { 5623 results.remove(j); 5624 if (DEBUG_INTENT_MATCHING) Log.v( 5625 TAG, "Removing duplicate item from " + j 5626 + " due to action " + action + " at " + i); 5627 j--; 5628 N--; 5629 } 5630 } 5631 } 5632 5633 // If the caller didn't request filter information, drop it now 5634 // so we don't have to marshall/unmarshall it. 5635 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5636 rii.filter = null; 5637 } 5638 } 5639 5640 // Filter out the caller activity if so requested. 5641 if (caller != null) { 5642 N = results.size(); 5643 for (int i=0; i<N; i++) { 5644 ActivityInfo ainfo = results.get(i).activityInfo; 5645 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5646 && caller.getClassName().equals(ainfo.name)) { 5647 results.remove(i); 5648 break; 5649 } 5650 } 5651 } 5652 5653 // If the caller didn't request filter information, 5654 // drop them now so we don't have to 5655 // marshall/unmarshall it. 5656 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5657 N = results.size(); 5658 for (int i=0; i<N; i++) { 5659 results.get(i).filter = null; 5660 } 5661 } 5662 5663 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5664 return results; 5665 } 5666 5667 @Override 5668 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5669 int userId) { 5670 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5671 flags = updateFlagsForResolve(flags, userId, intent); 5672 ComponentName comp = intent.getComponent(); 5673 if (comp == null) { 5674 if (intent.getSelector() != null) { 5675 intent = intent.getSelector(); 5676 comp = intent.getComponent(); 5677 } 5678 } 5679 if (comp != null) { 5680 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5681 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5682 if (ai != null) { 5683 ResolveInfo ri = new ResolveInfo(); 5684 ri.activityInfo = ai; 5685 list.add(ri); 5686 } 5687 return list; 5688 } 5689 5690 // reader 5691 synchronized (mPackages) { 5692 String pkgName = intent.getPackage(); 5693 if (pkgName == null) { 5694 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5695 } 5696 final PackageParser.Package pkg = mPackages.get(pkgName); 5697 if (pkg != null) { 5698 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5699 userId); 5700 } 5701 return null; 5702 } 5703 } 5704 5705 @Override 5706 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5707 if (!sUserManager.exists(userId)) return null; 5708 flags = updateFlagsForResolve(flags, userId, intent); 5709 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5710 if (query != null) { 5711 if (query.size() >= 1) { 5712 // If there is more than one service with the same priority, 5713 // just arbitrarily pick the first one. 5714 return query.get(0); 5715 } 5716 } 5717 return null; 5718 } 5719 5720 @Override 5721 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5722 int userId) { 5723 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5724 flags = updateFlagsForResolve(flags, userId, intent); 5725 ComponentName comp = intent.getComponent(); 5726 if (comp == null) { 5727 if (intent.getSelector() != null) { 5728 intent = intent.getSelector(); 5729 comp = intent.getComponent(); 5730 } 5731 } 5732 if (comp != null) { 5733 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5734 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5735 if (si != null) { 5736 final ResolveInfo ri = new ResolveInfo(); 5737 ri.serviceInfo = si; 5738 list.add(ri); 5739 } 5740 return list; 5741 } 5742 5743 // reader 5744 synchronized (mPackages) { 5745 String pkgName = intent.getPackage(); 5746 if (pkgName == null) { 5747 return mServices.queryIntent(intent, resolvedType, flags, userId); 5748 } 5749 final PackageParser.Package pkg = mPackages.get(pkgName); 5750 if (pkg != null) { 5751 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5752 userId); 5753 } 5754 return null; 5755 } 5756 } 5757 5758 @Override 5759 public List<ResolveInfo> queryIntentContentProviders( 5760 Intent intent, String resolvedType, int flags, int userId) { 5761 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5762 flags = updateFlagsForResolve(flags, userId, intent); 5763 ComponentName comp = intent.getComponent(); 5764 if (comp == null) { 5765 if (intent.getSelector() != null) { 5766 intent = intent.getSelector(); 5767 comp = intent.getComponent(); 5768 } 5769 } 5770 if (comp != null) { 5771 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5772 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5773 if (pi != null) { 5774 final ResolveInfo ri = new ResolveInfo(); 5775 ri.providerInfo = pi; 5776 list.add(ri); 5777 } 5778 return list; 5779 } 5780 5781 // reader 5782 synchronized (mPackages) { 5783 String pkgName = intent.getPackage(); 5784 if (pkgName == null) { 5785 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5786 } 5787 final PackageParser.Package pkg = mPackages.get(pkgName); 5788 if (pkg != null) { 5789 return mProviders.queryIntentForPackage( 5790 intent, resolvedType, flags, pkg.providers, userId); 5791 } 5792 return null; 5793 } 5794 } 5795 5796 @Override 5797 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5798 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5799 flags = updateFlagsForPackage(flags, userId, null); 5800 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5801 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5802 5803 // writer 5804 synchronized (mPackages) { 5805 ArrayList<PackageInfo> list; 5806 if (listUninstalled) { 5807 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5808 for (PackageSetting ps : mSettings.mPackages.values()) { 5809 PackageInfo pi; 5810 if (ps.pkg != null) { 5811 pi = generatePackageInfo(ps.pkg, flags, userId); 5812 } else { 5813 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5814 } 5815 if (pi != null) { 5816 list.add(pi); 5817 } 5818 } 5819 } else { 5820 list = new ArrayList<PackageInfo>(mPackages.size()); 5821 for (PackageParser.Package p : mPackages.values()) { 5822 PackageInfo pi = generatePackageInfo(p, flags, userId); 5823 if (pi != null) { 5824 list.add(pi); 5825 } 5826 } 5827 } 5828 5829 return new ParceledListSlice<PackageInfo>(list); 5830 } 5831 } 5832 5833 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5834 String[] permissions, boolean[] tmp, int flags, int userId) { 5835 int numMatch = 0; 5836 final PermissionsState permissionsState = ps.getPermissionsState(); 5837 for (int i=0; i<permissions.length; i++) { 5838 final String permission = permissions[i]; 5839 if (permissionsState.hasPermission(permission, userId)) { 5840 tmp[i] = true; 5841 numMatch++; 5842 } else { 5843 tmp[i] = false; 5844 } 5845 } 5846 if (numMatch == 0) { 5847 return; 5848 } 5849 PackageInfo pi; 5850 if (ps.pkg != null) { 5851 pi = generatePackageInfo(ps.pkg, flags, userId); 5852 } else { 5853 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5854 } 5855 // The above might return null in cases of uninstalled apps or install-state 5856 // skew across users/profiles. 5857 if (pi != null) { 5858 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5859 if (numMatch == permissions.length) { 5860 pi.requestedPermissions = permissions; 5861 } else { 5862 pi.requestedPermissions = new String[numMatch]; 5863 numMatch = 0; 5864 for (int i=0; i<permissions.length; i++) { 5865 if (tmp[i]) { 5866 pi.requestedPermissions[numMatch] = permissions[i]; 5867 numMatch++; 5868 } 5869 } 5870 } 5871 } 5872 list.add(pi); 5873 } 5874 } 5875 5876 @Override 5877 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5878 String[] permissions, int flags, int userId) { 5879 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5880 flags = updateFlagsForPackage(flags, userId, permissions); 5881 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5882 5883 // writer 5884 synchronized (mPackages) { 5885 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5886 boolean[] tmpBools = new boolean[permissions.length]; 5887 if (listUninstalled) { 5888 for (PackageSetting ps : mSettings.mPackages.values()) { 5889 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5890 } 5891 } else { 5892 for (PackageParser.Package pkg : mPackages.values()) { 5893 PackageSetting ps = (PackageSetting)pkg.mExtras; 5894 if (ps != null) { 5895 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5896 userId); 5897 } 5898 } 5899 } 5900 5901 return new ParceledListSlice<PackageInfo>(list); 5902 } 5903 } 5904 5905 @Override 5906 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5907 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5908 flags = updateFlagsForApplication(flags, userId, null); 5909 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5910 5911 // writer 5912 synchronized (mPackages) { 5913 ArrayList<ApplicationInfo> list; 5914 if (listUninstalled) { 5915 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5916 for (PackageSetting ps : mSettings.mPackages.values()) { 5917 ApplicationInfo ai; 5918 if (ps.pkg != null) { 5919 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5920 ps.readUserState(userId), userId); 5921 } else { 5922 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5923 } 5924 if (ai != null) { 5925 list.add(ai); 5926 } 5927 } 5928 } else { 5929 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5930 for (PackageParser.Package p : mPackages.values()) { 5931 if (p.mExtras != null) { 5932 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5933 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5934 if (ai != null) { 5935 list.add(ai); 5936 } 5937 } 5938 } 5939 } 5940 5941 return new ParceledListSlice<ApplicationInfo>(list); 5942 } 5943 } 5944 5945 @Override 5946 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5947 if (DISABLE_EPHEMERAL_APPS) { 5948 return null; 5949 } 5950 5951 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5952 "getEphemeralApplications"); 5953 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5954 "getEphemeralApplications"); 5955 synchronized (mPackages) { 5956 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5957 .getEphemeralApplicationsLPw(userId); 5958 if (ephemeralApps != null) { 5959 return new ParceledListSlice<>(ephemeralApps); 5960 } 5961 } 5962 return null; 5963 } 5964 5965 @Override 5966 public boolean isEphemeralApplication(String packageName, int userId) { 5967 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5968 "isEphemeral"); 5969 if (DISABLE_EPHEMERAL_APPS) { 5970 return false; 5971 } 5972 5973 if (!isCallerSameApp(packageName)) { 5974 return false; 5975 } 5976 synchronized (mPackages) { 5977 PackageParser.Package pkg = mPackages.get(packageName); 5978 if (pkg != null) { 5979 return pkg.applicationInfo.isEphemeralApp(); 5980 } 5981 } 5982 return false; 5983 } 5984 5985 @Override 5986 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5987 if (DISABLE_EPHEMERAL_APPS) { 5988 return null; 5989 } 5990 5991 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5992 "getCookie"); 5993 if (!isCallerSameApp(packageName)) { 5994 return null; 5995 } 5996 synchronized (mPackages) { 5997 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5998 packageName, userId); 5999 } 6000 } 6001 6002 @Override 6003 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6004 if (DISABLE_EPHEMERAL_APPS) { 6005 return true; 6006 } 6007 6008 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 6009 "setCookie"); 6010 if (!isCallerSameApp(packageName)) { 6011 return false; 6012 } 6013 synchronized (mPackages) { 6014 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6015 packageName, cookie, userId); 6016 } 6017 } 6018 6019 @Override 6020 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6021 if (DISABLE_EPHEMERAL_APPS) { 6022 return null; 6023 } 6024 6025 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6026 "getEphemeralApplicationIcon"); 6027 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 6028 "getEphemeralApplicationIcon"); 6029 synchronized (mPackages) { 6030 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6031 packageName, userId); 6032 } 6033 } 6034 6035 private boolean isCallerSameApp(String packageName) { 6036 PackageParser.Package pkg = mPackages.get(packageName); 6037 return pkg != null 6038 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6039 } 6040 6041 public List<ApplicationInfo> getPersistentApplications(int flags) { 6042 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6043 6044 // reader 6045 synchronized (mPackages) { 6046 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6047 final int userId = UserHandle.getCallingUserId(); 6048 while (i.hasNext()) { 6049 final PackageParser.Package p = i.next(); 6050 if (p.applicationInfo != null 6051 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 6052 && (!mSafeMode || isSystemApp(p))) { 6053 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6054 if (ps != null) { 6055 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6056 ps.readUserState(userId), userId); 6057 if (ai != null) { 6058 finalList.add(ai); 6059 } 6060 } 6061 } 6062 } 6063 } 6064 6065 return finalList; 6066 } 6067 6068 @Override 6069 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6070 if (!sUserManager.exists(userId)) return null; 6071 flags = updateFlagsForComponent(flags, userId, name); 6072 // reader 6073 synchronized (mPackages) { 6074 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6075 PackageSetting ps = provider != null 6076 ? mSettings.mPackages.get(provider.owner.packageName) 6077 : null; 6078 return ps != null 6079 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6080 ? PackageParser.generateProviderInfo(provider, flags, 6081 ps.readUserState(userId), userId) 6082 : null; 6083 } 6084 } 6085 6086 /** 6087 * @deprecated 6088 */ 6089 @Deprecated 6090 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6091 // reader 6092 synchronized (mPackages) { 6093 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6094 .entrySet().iterator(); 6095 final int userId = UserHandle.getCallingUserId(); 6096 while (i.hasNext()) { 6097 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6098 PackageParser.Provider p = entry.getValue(); 6099 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6100 6101 if (ps != null && p.syncable 6102 && (!mSafeMode || (p.info.applicationInfo.flags 6103 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6104 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6105 ps.readUserState(userId), userId); 6106 if (info != null) { 6107 outNames.add(entry.getKey()); 6108 outInfo.add(info); 6109 } 6110 } 6111 } 6112 } 6113 } 6114 6115 @Override 6116 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6117 int uid, int flags) { 6118 final int userId = processName != null ? UserHandle.getUserId(uid) 6119 : UserHandle.getCallingUserId(); 6120 if (!sUserManager.exists(userId)) return null; 6121 flags = updateFlagsForComponent(flags, userId, processName); 6122 6123 ArrayList<ProviderInfo> finalList = null; 6124 // reader 6125 synchronized (mPackages) { 6126 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6127 while (i.hasNext()) { 6128 final PackageParser.Provider p = i.next(); 6129 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6130 if (ps != null && p.info.authority != null 6131 && (processName == null 6132 || (p.info.processName.equals(processName) 6133 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6134 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6135 if (finalList == null) { 6136 finalList = new ArrayList<ProviderInfo>(3); 6137 } 6138 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6139 ps.readUserState(userId), userId); 6140 if (info != null) { 6141 finalList.add(info); 6142 } 6143 } 6144 } 6145 } 6146 6147 if (finalList != null) { 6148 Collections.sort(finalList, mProviderInitOrderSorter); 6149 return new ParceledListSlice<ProviderInfo>(finalList); 6150 } 6151 6152 return null; 6153 } 6154 6155 @Override 6156 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6157 // reader 6158 synchronized (mPackages) { 6159 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6160 return PackageParser.generateInstrumentationInfo(i, flags); 6161 } 6162 } 6163 6164 @Override 6165 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6166 int flags) { 6167 ArrayList<InstrumentationInfo> finalList = 6168 new ArrayList<InstrumentationInfo>(); 6169 6170 // reader 6171 synchronized (mPackages) { 6172 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6173 while (i.hasNext()) { 6174 final PackageParser.Instrumentation p = i.next(); 6175 if (targetPackage == null 6176 || targetPackage.equals(p.info.targetPackage)) { 6177 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6178 flags); 6179 if (ii != null) { 6180 finalList.add(ii); 6181 } 6182 } 6183 } 6184 } 6185 6186 return finalList; 6187 } 6188 6189 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6190 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6191 if (overlays == null) { 6192 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6193 return; 6194 } 6195 for (PackageParser.Package opkg : overlays.values()) { 6196 // Not much to do if idmap fails: we already logged the error 6197 // and we certainly don't want to abort installation of pkg simply 6198 // because an overlay didn't fit properly. For these reasons, 6199 // ignore the return value of createIdmapForPackagePairLI. 6200 createIdmapForPackagePairLI(pkg, opkg); 6201 } 6202 } 6203 6204 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6205 PackageParser.Package opkg) { 6206 if (!opkg.mTrustedOverlay) { 6207 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6208 opkg.baseCodePath + ": overlay not trusted"); 6209 return false; 6210 } 6211 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6212 if (overlaySet == null) { 6213 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6214 opkg.baseCodePath + " but target package has no known overlays"); 6215 return false; 6216 } 6217 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6218 // TODO: generate idmap for split APKs 6219 try { 6220 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6221 } catch (InstallerException e) { 6222 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6223 + opkg.baseCodePath); 6224 return false; 6225 } 6226 PackageParser.Package[] overlayArray = 6227 overlaySet.values().toArray(new PackageParser.Package[0]); 6228 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6229 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6230 return p1.mOverlayPriority - p2.mOverlayPriority; 6231 } 6232 }; 6233 Arrays.sort(overlayArray, cmp); 6234 6235 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6236 int i = 0; 6237 for (PackageParser.Package p : overlayArray) { 6238 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6239 } 6240 return true; 6241 } 6242 6243 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6244 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6245 try { 6246 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6247 } finally { 6248 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6249 } 6250 } 6251 6252 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6253 final File[] files = dir.listFiles(); 6254 if (ArrayUtils.isEmpty(files)) { 6255 Log.d(TAG, "No files in app dir " + dir); 6256 return; 6257 } 6258 6259 if (DEBUG_PACKAGE_SCANNING) { 6260 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6261 + " flags=0x" + Integer.toHexString(parseFlags)); 6262 } 6263 6264 for (File file : files) { 6265 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6266 && !PackageInstallerService.isStageName(file.getName()); 6267 if (!isPackage) { 6268 // Ignore entries which are not packages 6269 continue; 6270 } 6271 try { 6272 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6273 scanFlags, currentTime, null); 6274 } catch (PackageManagerException e) { 6275 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6276 6277 // Delete invalid userdata apps 6278 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6279 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6280 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6281 removeCodePathLI(file); 6282 } 6283 } 6284 } 6285 } 6286 6287 private static File getSettingsProblemFile() { 6288 File dataDir = Environment.getDataDirectory(); 6289 File systemDir = new File(dataDir, "system"); 6290 File fname = new File(systemDir, "uiderrors.txt"); 6291 return fname; 6292 } 6293 6294 static void reportSettingsProblem(int priority, String msg) { 6295 logCriticalInfo(priority, msg); 6296 } 6297 6298 static void logCriticalInfo(int priority, String msg) { 6299 Slog.println(priority, TAG, msg); 6300 EventLogTags.writePmCriticalInfo(msg); 6301 try { 6302 File fname = getSettingsProblemFile(); 6303 FileOutputStream out = new FileOutputStream(fname, true); 6304 PrintWriter pw = new FastPrintWriter(out); 6305 SimpleDateFormat formatter = new SimpleDateFormat(); 6306 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6307 pw.println(dateString + ": " + msg); 6308 pw.close(); 6309 FileUtils.setPermissions( 6310 fname.toString(), 6311 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6312 -1, -1); 6313 } catch (java.io.IOException e) { 6314 } 6315 } 6316 6317 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6318 int parseFlags) throws PackageManagerException { 6319 if (ps != null 6320 && ps.codePath.equals(srcFile) 6321 && ps.timeStamp == srcFile.lastModified() 6322 && !isCompatSignatureUpdateNeeded(pkg) 6323 && !isRecoverSignatureUpdateNeeded(pkg)) { 6324 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6325 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6326 ArraySet<PublicKey> signingKs; 6327 synchronized (mPackages) { 6328 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6329 } 6330 if (ps.signatures.mSignatures != null 6331 && ps.signatures.mSignatures.length != 0 6332 && signingKs != null) { 6333 // Optimization: reuse the existing cached certificates 6334 // if the package appears to be unchanged. 6335 pkg.mSignatures = ps.signatures.mSignatures; 6336 pkg.mSigningKeys = signingKs; 6337 return; 6338 } 6339 6340 Slog.w(TAG, "PackageSetting for " + ps.name 6341 + " is missing signatures. Collecting certs again to recover them."); 6342 } else { 6343 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6344 } 6345 6346 try { 6347 PackageParser.collectCertificates(pkg, parseFlags); 6348 } catch (PackageParserException e) { 6349 throw PackageManagerException.from(e); 6350 } 6351 } 6352 6353 /** 6354 * Traces a package scan. 6355 * @see #scanPackageLI(File, int, int, long, UserHandle) 6356 */ 6357 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6358 long currentTime, UserHandle user) throws PackageManagerException { 6359 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6360 try { 6361 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6362 } finally { 6363 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6364 } 6365 } 6366 6367 /** 6368 * Scans a package and returns the newly parsed package. 6369 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6370 */ 6371 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6372 long currentTime, UserHandle user) throws PackageManagerException { 6373 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6374 parseFlags |= mDefParseFlags; 6375 PackageParser pp = new PackageParser(); 6376 pp.setSeparateProcesses(mSeparateProcesses); 6377 pp.setOnlyCoreApps(mOnlyCore); 6378 pp.setDisplayMetrics(mMetrics); 6379 6380 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6381 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6382 } 6383 6384 final PackageParser.Package pkg; 6385 try { 6386 pkg = pp.parsePackage(scanFile, parseFlags); 6387 } catch (PackageParserException e) { 6388 throw PackageManagerException.from(e); 6389 } 6390 6391 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6392 } 6393 6394 /** 6395 * Scans a package and returns the newly parsed package. 6396 * @throws PackageManagerException on a parse error. 6397 */ 6398 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6399 int parseFlags, int scanFlags, long currentTime, UserHandle user) 6400 throws PackageManagerException { 6401 // If the package has children and this is the first dive in the function 6402 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6403 // packages (parent and children) would be successfully scanned before the 6404 // actual scan since scanning mutates internal state and we want to atomically 6405 // install the package and its children. 6406 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6407 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6408 scanFlags |= SCAN_CHECK_ONLY; 6409 } 6410 } else { 6411 scanFlags &= ~SCAN_CHECK_ONLY; 6412 } 6413 6414 // Scan the parent 6415 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, parseFlags, 6416 scanFlags, currentTime, user); 6417 6418 // Scan the children 6419 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6420 for (int i = 0; i < childCount; i++) { 6421 PackageParser.Package childPackage = pkg.childPackages.get(i); 6422 scanPackageInternalLI(childPackage, scanFile, parseFlags, scanFlags, 6423 currentTime, user); 6424 } 6425 6426 6427 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6428 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6429 } 6430 6431 return scannedPkg; 6432 } 6433 6434 /** 6435 * Scans a package and returns the newly parsed package. 6436 * @throws PackageManagerException on a parse error. 6437 */ 6438 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6439 int parseFlags, int scanFlags, long currentTime, UserHandle user) 6440 throws PackageManagerException { 6441 PackageSetting ps = null; 6442 PackageSetting updatedPkg; 6443 // reader 6444 synchronized (mPackages) { 6445 // Look to see if we already know about this package. 6446 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6447 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6448 // This package has been renamed to its original name. Let's 6449 // use that. 6450 ps = mSettings.peekPackageLPr(oldName); 6451 } 6452 // If there was no original package, see one for the real package name. 6453 if (ps == null) { 6454 ps = mSettings.peekPackageLPr(pkg.packageName); 6455 } 6456 // Check to see if this package could be hiding/updating a system 6457 // package. Must look for it either under the original or real 6458 // package name depending on our state. 6459 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6460 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6461 6462 // If this is a package we don't know about on the system partition, we 6463 // may need to remove disabled child packages on the system partition 6464 // or may need to not add child packages if the parent apk is updated 6465 // on the data partition and no longer defines this child package. 6466 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6467 // If this is a parent package for an updated system app and this system 6468 // app got an OTA update which no longer defines some of the child packages 6469 // we have to prune them from the disabled system packages. 6470 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6471 if (disabledPs != null) { 6472 final int scannedChildCount = (pkg.childPackages != null) 6473 ? pkg.childPackages.size() : 0; 6474 final int disabledChildCount = disabledPs.childPackageNames != null 6475 ? disabledPs.childPackageNames.size() : 0; 6476 for (int i = 0; i < disabledChildCount; i++) { 6477 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6478 boolean disabledPackageAvailable = false; 6479 for (int j = 0; j < scannedChildCount; j++) { 6480 PackageParser.Package childPkg = pkg.childPackages.get(j); 6481 if (childPkg.packageName.equals(disabledChildPackageName)) { 6482 disabledPackageAvailable = true; 6483 break; 6484 } 6485 } 6486 if (!disabledPackageAvailable) { 6487 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6488 } 6489 } 6490 } 6491 } 6492 } 6493 6494 boolean updatedPkgBetter = false; 6495 // First check if this is a system package that may involve an update 6496 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6497 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6498 // it needs to drop FLAG_PRIVILEGED. 6499 if (locationIsPrivileged(scanFile)) { 6500 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6501 } else { 6502 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6503 } 6504 6505 if (ps != null && !ps.codePath.equals(scanFile)) { 6506 // The path has changed from what was last scanned... check the 6507 // version of the new path against what we have stored to determine 6508 // what to do. 6509 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6510 if (pkg.mVersionCode <= ps.versionCode) { 6511 // The system package has been updated and the code path does not match 6512 // Ignore entry. Skip it. 6513 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6514 + " ignored: updated version " + ps.versionCode 6515 + " better than this " + pkg.mVersionCode); 6516 if (!updatedPkg.codePath.equals(scanFile)) { 6517 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6518 + ps.name + " changing from " + updatedPkg.codePathString 6519 + " to " + scanFile); 6520 updatedPkg.codePath = scanFile; 6521 updatedPkg.codePathString = scanFile.toString(); 6522 updatedPkg.resourcePath = scanFile; 6523 updatedPkg.resourcePathString = scanFile.toString(); 6524 } 6525 updatedPkg.pkg = pkg; 6526 updatedPkg.versionCode = pkg.mVersionCode; 6527 6528 // Update the disabled system child packages to point to the package too. 6529 final int childCount = updatedPkg.childPackageNames != null 6530 ? updatedPkg.childPackageNames.size() : 0; 6531 for (int i = 0; i < childCount; i++) { 6532 String childPackageName = updatedPkg.childPackageNames.get(i); 6533 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 6534 childPackageName); 6535 if (updatedChildPkg != null) { 6536 updatedChildPkg.pkg = pkg; 6537 updatedChildPkg.versionCode = pkg.mVersionCode; 6538 } 6539 } 6540 6541 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 6542 + scanFile + " ignored: updated version " + ps.versionCode 6543 + " better than this " + pkg.mVersionCode); 6544 } else { 6545 // The current app on the system partition is better than 6546 // what we have updated to on the data partition; switch 6547 // back to the system partition version. 6548 // At this point, its safely assumed that package installation for 6549 // apps in system partition will go through. If not there won't be a working 6550 // version of the app 6551 // writer 6552 synchronized (mPackages) { 6553 // Just remove the loaded entries from package lists. 6554 mPackages.remove(ps.name); 6555 } 6556 6557 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6558 + " reverting from " + ps.codePathString 6559 + ": new version " + pkg.mVersionCode 6560 + " better than installed " + ps.versionCode); 6561 6562 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6563 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6564 synchronized (mInstallLock) { 6565 args.cleanUpResourcesLI(); 6566 } 6567 synchronized (mPackages) { 6568 mSettings.enableSystemPackageLPw(ps.name); 6569 } 6570 updatedPkgBetter = true; 6571 } 6572 } 6573 } 6574 6575 if (updatedPkg != null) { 6576 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6577 // initially 6578 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6579 6580 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6581 // flag set initially 6582 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6583 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6584 } 6585 } 6586 6587 // Verify certificates against what was last scanned 6588 collectCertificatesLI(ps, pkg, scanFile, parseFlags); 6589 6590 /* 6591 * A new system app appeared, but we already had a non-system one of the 6592 * same name installed earlier. 6593 */ 6594 boolean shouldHideSystemApp = false; 6595 if (updatedPkg == null && ps != null 6596 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6597 /* 6598 * Check to make sure the signatures match first. If they don't, 6599 * wipe the installed application and its data. 6600 */ 6601 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6602 != PackageManager.SIGNATURE_MATCH) { 6603 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6604 + " signatures don't match existing userdata copy; removing"); 6605 deletePackageLI(pkg.packageName, null, true, null, 0, null, false, null); 6606 ps = null; 6607 } else { 6608 /* 6609 * If the newly-added system app is an older version than the 6610 * already installed version, hide it. It will be scanned later 6611 * and re-added like an update. 6612 */ 6613 if (pkg.mVersionCode <= ps.versionCode) { 6614 shouldHideSystemApp = true; 6615 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6616 + " but new version " + pkg.mVersionCode + " better than installed " 6617 + ps.versionCode + "; hiding system"); 6618 } else { 6619 /* 6620 * The newly found system app is a newer version that the 6621 * one previously installed. Simply remove the 6622 * already-installed application and replace it with our own 6623 * while keeping the application data. 6624 */ 6625 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6626 + " reverting from " + ps.codePathString + ": new version " 6627 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6628 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6629 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6630 synchronized (mInstallLock) { 6631 args.cleanUpResourcesLI(); 6632 } 6633 } 6634 } 6635 } 6636 6637 // The apk is forward locked (not public) if its code and resources 6638 // are kept in different files. (except for app in either system or 6639 // vendor path). 6640 // TODO grab this value from PackageSettings 6641 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6642 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6643 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6644 } 6645 } 6646 6647 // TODO: extend to support forward-locked splits 6648 String resourcePath = null; 6649 String baseResourcePath = null; 6650 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6651 if (ps != null && ps.resourcePathString != null) { 6652 resourcePath = ps.resourcePathString; 6653 baseResourcePath = ps.resourcePathString; 6654 } else { 6655 // Should not happen at all. Just log an error. 6656 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6657 } 6658 } else { 6659 resourcePath = pkg.codePath; 6660 baseResourcePath = pkg.baseCodePath; 6661 } 6662 6663 // Set application objects path explicitly. 6664 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 6665 pkg.setApplicationInfoCodePath(pkg.codePath); 6666 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 6667 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 6668 pkg.setApplicationInfoResourcePath(resourcePath); 6669 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 6670 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 6671 6672 // Note that we invoke the following method only if we are about to unpack an application 6673 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6674 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6675 6676 /* 6677 * If the system app should be overridden by a previously installed 6678 * data, hide the system app now and let the /data/app scan pick it up 6679 * again. 6680 */ 6681 if (shouldHideSystemApp) { 6682 synchronized (mPackages) { 6683 mSettings.disableSystemPackageLPw(pkg.packageName, true); 6684 } 6685 } 6686 6687 return scannedPkg; 6688 } 6689 6690 private static String fixProcessName(String defProcessName, 6691 String processName, int uid) { 6692 if (processName == null) { 6693 return defProcessName; 6694 } 6695 return processName; 6696 } 6697 6698 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6699 throws PackageManagerException { 6700 if (pkgSetting.signatures.mSignatures != null) { 6701 // Already existing package. Make sure signatures match 6702 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6703 == PackageManager.SIGNATURE_MATCH; 6704 if (!match) { 6705 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6706 == PackageManager.SIGNATURE_MATCH; 6707 } 6708 if (!match) { 6709 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6710 == PackageManager.SIGNATURE_MATCH; 6711 } 6712 if (!match) { 6713 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6714 + pkg.packageName + " signatures do not match the " 6715 + "previously installed version; ignoring!"); 6716 } 6717 } 6718 6719 // Check for shared user signatures 6720 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6721 // Already existing package. Make sure signatures match 6722 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6723 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6724 if (!match) { 6725 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6726 == PackageManager.SIGNATURE_MATCH; 6727 } 6728 if (!match) { 6729 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6730 == PackageManager.SIGNATURE_MATCH; 6731 } 6732 if (!match) { 6733 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6734 "Package " + pkg.packageName 6735 + " has no signatures that match those in shared user " 6736 + pkgSetting.sharedUser.name + "; ignoring!"); 6737 } 6738 } 6739 } 6740 6741 /** 6742 * Enforces that only the system UID or root's UID can call a method exposed 6743 * via Binder. 6744 * 6745 * @param message used as message if SecurityException is thrown 6746 * @throws SecurityException if the caller is not system or root 6747 */ 6748 private static final void enforceSystemOrRoot(String message) { 6749 final int uid = Binder.getCallingUid(); 6750 if (uid != Process.SYSTEM_UID && uid != 0) { 6751 throw new SecurityException(message); 6752 } 6753 } 6754 6755 @Override 6756 public void performFstrimIfNeeded() { 6757 enforceSystemOrRoot("Only the system can request fstrim"); 6758 6759 // Before everything else, see whether we need to fstrim. 6760 try { 6761 IMountService ms = PackageHelper.getMountService(); 6762 if (ms != null) { 6763 final boolean isUpgrade = isUpgrade(); 6764 boolean doTrim = isUpgrade; 6765 if (doTrim) { 6766 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6767 } else { 6768 final long interval = android.provider.Settings.Global.getLong( 6769 mContext.getContentResolver(), 6770 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6771 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6772 if (interval > 0) { 6773 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6774 if (timeSinceLast > interval) { 6775 doTrim = true; 6776 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6777 + "; running immediately"); 6778 } 6779 } 6780 } 6781 if (doTrim) { 6782 if (!isFirstBoot()) { 6783 try { 6784 ActivityManagerNative.getDefault().showBootMessage( 6785 mContext.getResources().getString( 6786 R.string.android_upgrading_fstrim), true); 6787 } catch (RemoteException e) { 6788 } 6789 } 6790 ms.runMaintenance(); 6791 } 6792 } else { 6793 Slog.e(TAG, "Mount service unavailable!"); 6794 } 6795 } catch (RemoteException e) { 6796 // Can't happen; MountService is local 6797 } 6798 } 6799 6800 @Override 6801 public void extractPackagesIfNeeded() { 6802 enforceSystemOrRoot("Only the system can request package extraction"); 6803 6804 // Extract pacakges only if profile-guided compilation is enabled because 6805 // otherwise BackgroundDexOptService will not dexopt them later. 6806 if (!mUseJitProfiles || !isUpgrade()) { 6807 return; 6808 } 6809 6810 List<PackageParser.Package> pkgs; 6811 synchronized (mPackages) { 6812 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 6813 } 6814 6815 int curr = 0; 6816 int total = pkgs.size(); 6817 for (PackageParser.Package pkg : pkgs) { 6818 curr++; 6819 6820 if (DEBUG_DEXOPT) { 6821 Log.i(TAG, "Extracting app " + curr + " of " + total + ": " + pkg.packageName); 6822 } 6823 6824 if (!isFirstBoot()) { 6825 try { 6826 ActivityManagerNative.getDefault().showBootMessage( 6827 mContext.getResources().getString(R.string.android_upgrading_apk, 6828 curr, total), true); 6829 } catch (RemoteException e) { 6830 } 6831 } 6832 6833 if (PackageDexOptimizer.canOptimizePackage(pkg)) { 6834 performDexOpt(pkg.packageName, null /* instructionSet */, 6835 false /* useProfiles */, true /* extractOnly */, false /* force */); 6836 } 6837 } 6838 } 6839 6840 @Override 6841 public void notifyPackageUse(String packageName) { 6842 synchronized (mPackages) { 6843 PackageParser.Package p = mPackages.get(packageName); 6844 if (p == null) { 6845 return; 6846 } 6847 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6848 } 6849 } 6850 6851 // TODO: this is not used nor needed. Delete it. 6852 @Override 6853 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6854 return performDexOptTraced(packageName, instructionSet, false /* useProfiles */, 6855 false /* extractOnly */, false /* force */); 6856 } 6857 6858 @Override 6859 public boolean performDexOpt(String packageName, String instructionSet, boolean useProfiles, 6860 boolean extractOnly, boolean force) { 6861 return performDexOptTraced(packageName, instructionSet, useProfiles, extractOnly, force); 6862 } 6863 6864 private boolean performDexOptTraced(String packageName, String instructionSet, 6865 boolean useProfiles, boolean extractOnly, boolean force) { 6866 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6867 try { 6868 return performDexOptInternal(packageName, instructionSet, useProfiles, extractOnly, 6869 force); 6870 } finally { 6871 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6872 } 6873 } 6874 6875 private boolean performDexOptInternal(String packageName, String instructionSet, 6876 boolean useProfiles, boolean extractOnly, boolean force) { 6877 PackageParser.Package p; 6878 final String targetInstructionSet; 6879 synchronized (mPackages) { 6880 p = mPackages.get(packageName); 6881 if (p == null) { 6882 return false; 6883 } 6884 mPackageUsage.write(false); 6885 6886 targetInstructionSet = instructionSet != null ? instructionSet : 6887 getPrimaryInstructionSet(p.applicationInfo); 6888 if (!force && !useProfiles && p.mDexOptPerformed.contains(targetInstructionSet)) { 6889 // Skip only if we do not use profiles since they might trigger a recompilation. 6890 return false; 6891 } 6892 } 6893 long callingId = Binder.clearCallingIdentity(); 6894 try { 6895 synchronized (mInstallLock) { 6896 final String[] instructionSets = new String[] { targetInstructionSet }; 6897 int result = performDexOptInternalWithDependenciesLI(p, instructionSets, 6898 useProfiles, extractOnly, force); 6899 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6900 } 6901 } finally { 6902 Binder.restoreCallingIdentity(callingId); 6903 } 6904 } 6905 6906 public ArraySet<String> getOptimizablePackages() { 6907 ArraySet<String> pkgs = new ArraySet<String>(); 6908 synchronized (mPackages) { 6909 for (PackageParser.Package p : mPackages.values()) { 6910 if (PackageDexOptimizer.canOptimizePackage(p)) { 6911 pkgs.add(p.packageName); 6912 } 6913 } 6914 } 6915 return pkgs; 6916 } 6917 6918 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 6919 String instructionSets[], boolean useProfiles, boolean extractOnly, boolean force) { 6920 // Select the dex optimizer based on the force parameter. 6921 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 6922 // allocate an object here. 6923 PackageDexOptimizer pdo = force 6924 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 6925 : mPackageDexOptimizer; 6926 6927 // Optimize all dependencies first. Note: we ignore the return value and march on 6928 // on errors. 6929 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 6930 if (!deps.isEmpty()) { 6931 for (PackageParser.Package depPackage : deps) { 6932 // TODO: Analyze and investigate if we (should) profile libraries. 6933 // Currently this will do a full compilation of the library. 6934 pdo.performDexOpt(depPackage, instructionSets, false /* useProfiles */, 6935 false /* extractOnly */); 6936 } 6937 } 6938 6939 return pdo.performDexOpt(p, instructionSets, useProfiles, extractOnly); 6940 } 6941 6942 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 6943 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 6944 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 6945 Set<String> collectedNames = new HashSet<>(); 6946 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 6947 6948 retValue.remove(p); 6949 6950 return retValue; 6951 } else { 6952 return Collections.emptyList(); 6953 } 6954 } 6955 6956 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 6957 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 6958 if (!collectedNames.contains(p.packageName)) { 6959 collectedNames.add(p.packageName); 6960 collected.add(p); 6961 6962 if (p.usesLibraries != null) { 6963 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 6964 } 6965 if (p.usesOptionalLibraries != null) { 6966 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 6967 collectedNames); 6968 } 6969 } 6970 } 6971 6972 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 6973 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 6974 for (String libName : libs) { 6975 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 6976 if (libPkg != null) { 6977 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 6978 } 6979 } 6980 } 6981 6982 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 6983 synchronized (mPackages) { 6984 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 6985 if (lib != null && lib.apk != null) { 6986 return mPackages.get(lib.apk); 6987 } 6988 } 6989 return null; 6990 } 6991 6992 public void shutdown() { 6993 mPackageUsage.write(true); 6994 } 6995 6996 @Override 6997 public void forceDexOpt(String packageName) { 6998 enforceSystemOrRoot("forceDexOpt"); 6999 7000 PackageParser.Package pkg; 7001 synchronized (mPackages) { 7002 pkg = mPackages.get(packageName); 7003 if (pkg == null) { 7004 throw new IllegalArgumentException("Unknown package: " + packageName); 7005 } 7006 } 7007 7008 synchronized (mInstallLock) { 7009 final String[] instructionSets = new String[] { 7010 getPrimaryInstructionSet(pkg.applicationInfo) }; 7011 7012 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7013 7014 // Whoever is calling forceDexOpt wants a fully compiled package. 7015 // Don't use profiles since that may cause compilation to be skipped. 7016 final int res = performDexOptInternalWithDependenciesLI(pkg, instructionSets, 7017 false /* useProfiles */, false /* extractOnly */, true /* force */); 7018 7019 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7020 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7021 throw new IllegalStateException("Failed to dexopt: " + res); 7022 } 7023 } 7024 } 7025 7026 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7027 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7028 Slog.w(TAG, "Unable to update from " + oldPkg.name 7029 + " to " + newPkg.packageName 7030 + ": old package not in system partition"); 7031 return false; 7032 } else if (mPackages.get(oldPkg.name) != null) { 7033 Slog.w(TAG, "Unable to update from " + oldPkg.name 7034 + " to " + newPkg.packageName 7035 + ": old package still exists"); 7036 return false; 7037 } 7038 return true; 7039 } 7040 7041 private boolean removeDataDirsLI(String volumeUuid, String packageName) { 7042 // TODO: triage flags as part of 26466827 7043 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 7044 7045 boolean res = true; 7046 final int[] users = sUserManager.getUserIds(); 7047 for (int user : users) { 7048 try { 7049 mInstaller.destroyAppData(volumeUuid, packageName, user, flags); 7050 } catch (InstallerException e) { 7051 Slog.w(TAG, "Failed to delete data directory", e); 7052 res = false; 7053 } 7054 } 7055 return res; 7056 } 7057 7058 void removeCodePathLI(File codePath) { 7059 if (codePath.isDirectory()) { 7060 try { 7061 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7062 } catch (InstallerException e) { 7063 Slog.w(TAG, "Failed to remove code path", e); 7064 } 7065 } else { 7066 codePath.delete(); 7067 } 7068 } 7069 7070 void destroyAppDataLI(String volumeUuid, String packageName, int userId, int flags) { 7071 try { 7072 mInstaller.destroyAppData(volumeUuid, packageName, userId, flags); 7073 } catch (InstallerException e) { 7074 Slog.w(TAG, "Failed to destroy app data", e); 7075 } 7076 } 7077 7078 void restoreconAppDataLI(String volumeUuid, String packageName, int userId, int flags, 7079 int appId, String seinfo) { 7080 try { 7081 mInstaller.restoreconAppData(volumeUuid, packageName, userId, flags, appId, seinfo); 7082 } catch (InstallerException e) { 7083 Slog.e(TAG, "Failed to restorecon for " + packageName + ": " + e); 7084 } 7085 } 7086 7087 private void deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 7088 final PackageParser.Package pkg; 7089 synchronized (mPackages) { 7090 pkg = mPackages.get(packageName); 7091 } 7092 if (pkg == null) { 7093 Slog.w(TAG, "Failed to delete code cache directory. No package: " + packageName); 7094 return; 7095 } 7096 deleteCodeCacheDirsLI(pkg); 7097 } 7098 7099 private void deleteCodeCacheDirsLI(PackageParser.Package pkg) { 7100 // TODO: triage flags as part of 26466827 7101 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 7102 7103 int[] users = sUserManager.getUserIds(); 7104 int res = 0; 7105 for (int user : users) { 7106 // Remove the parent code cache 7107 try { 7108 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, user, 7109 flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 7110 } catch (InstallerException e) { 7111 Slog.w(TAG, "Failed to delete code cache directory", e); 7112 } 7113 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7114 for (int i = 0; i < childCount; i++) { 7115 PackageParser.Package childPkg = pkg.childPackages.get(i); 7116 // Remove the child code cache 7117 try { 7118 mInstaller.clearAppData(childPkg.volumeUuid, childPkg.packageName, 7119 user, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 7120 } catch (InstallerException e) { 7121 Slog.w(TAG, "Failed to delete code cache directory", e); 7122 } 7123 } 7124 } 7125 } 7126 7127 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7128 long lastUpdateTime) { 7129 // Set parent install/update time 7130 PackageSetting ps = (PackageSetting) pkg.mExtras; 7131 if (ps != null) { 7132 ps.firstInstallTime = firstInstallTime; 7133 ps.lastUpdateTime = lastUpdateTime; 7134 } 7135 // Set children install/update time 7136 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7137 for (int i = 0; i < childCount; i++) { 7138 PackageParser.Package childPkg = pkg.childPackages.get(i); 7139 ps = (PackageSetting) childPkg.mExtras; 7140 if (ps != null) { 7141 ps.firstInstallTime = firstInstallTime; 7142 ps.lastUpdateTime = lastUpdateTime; 7143 } 7144 } 7145 } 7146 7147 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7148 PackageParser.Package changingLib) { 7149 if (file.path != null) { 7150 usesLibraryFiles.add(file.path); 7151 return; 7152 } 7153 PackageParser.Package p = mPackages.get(file.apk); 7154 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7155 // If we are doing this while in the middle of updating a library apk, 7156 // then we need to make sure to use that new apk for determining the 7157 // dependencies here. (We haven't yet finished committing the new apk 7158 // to the package manager state.) 7159 if (p == null || p.packageName.equals(changingLib.packageName)) { 7160 p = changingLib; 7161 } 7162 } 7163 if (p != null) { 7164 usesLibraryFiles.addAll(p.getAllCodePaths()); 7165 } 7166 } 7167 7168 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7169 PackageParser.Package changingLib) throws PackageManagerException { 7170 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7171 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7172 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7173 for (int i=0; i<N; i++) { 7174 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7175 if (file == null) { 7176 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7177 "Package " + pkg.packageName + " requires unavailable shared library " 7178 + pkg.usesLibraries.get(i) + "; failing!"); 7179 } 7180 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7181 } 7182 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7183 for (int i=0; i<N; i++) { 7184 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7185 if (file == null) { 7186 Slog.w(TAG, "Package " + pkg.packageName 7187 + " desires unavailable shared library " 7188 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7189 } else { 7190 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7191 } 7192 } 7193 N = usesLibraryFiles.size(); 7194 if (N > 0) { 7195 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7196 } else { 7197 pkg.usesLibraryFiles = null; 7198 } 7199 } 7200 } 7201 7202 private static boolean hasString(List<String> list, List<String> which) { 7203 if (list == null) { 7204 return false; 7205 } 7206 for (int i=list.size()-1; i>=0; i--) { 7207 for (int j=which.size()-1; j>=0; j--) { 7208 if (which.get(j).equals(list.get(i))) { 7209 return true; 7210 } 7211 } 7212 } 7213 return false; 7214 } 7215 7216 private void updateAllSharedLibrariesLPw() { 7217 for (PackageParser.Package pkg : mPackages.values()) { 7218 try { 7219 updateSharedLibrariesLPw(pkg, null); 7220 } catch (PackageManagerException e) { 7221 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7222 } 7223 } 7224 } 7225 7226 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7227 PackageParser.Package changingPkg) { 7228 ArrayList<PackageParser.Package> res = null; 7229 for (PackageParser.Package pkg : mPackages.values()) { 7230 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7231 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7232 if (res == null) { 7233 res = new ArrayList<PackageParser.Package>(); 7234 } 7235 res.add(pkg); 7236 try { 7237 updateSharedLibrariesLPw(pkg, changingPkg); 7238 } catch (PackageManagerException e) { 7239 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7240 } 7241 } 7242 } 7243 return res; 7244 } 7245 7246 /** 7247 * Derive the value of the {@code cpuAbiOverride} based on the provided 7248 * value and an optional stored value from the package settings. 7249 */ 7250 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7251 String cpuAbiOverride = null; 7252 7253 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7254 cpuAbiOverride = null; 7255 } else if (abiOverride != null) { 7256 cpuAbiOverride = abiOverride; 7257 } else if (settings != null) { 7258 cpuAbiOverride = settings.cpuAbiOverrideString; 7259 } 7260 7261 return cpuAbiOverride; 7262 } 7263 7264 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 7265 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7266 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7267 // If the package has children and this is the first dive in the function 7268 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7269 // whether all packages (parent and children) would be successfully scanned 7270 // before the actual scan since scanning mutates internal state and we want 7271 // to atomically install the package and its children. 7272 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7273 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7274 scanFlags |= SCAN_CHECK_ONLY; 7275 } 7276 } else { 7277 scanFlags &= ~SCAN_CHECK_ONLY; 7278 } 7279 7280 final PackageParser.Package scannedPkg; 7281 try { 7282 // Scan the parent 7283 scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 7284 // Scan the children 7285 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7286 for (int i = 0; i < childCount; i++) { 7287 PackageParser.Package childPkg = pkg.childPackages.get(i); 7288 scanPackageLI(childPkg, parseFlags, 7289 scanFlags, currentTime, user); 7290 } 7291 } finally { 7292 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7293 } 7294 7295 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7296 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 7297 } 7298 7299 return scannedPkg; 7300 } 7301 7302 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 7303 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7304 boolean success = false; 7305 try { 7306 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 7307 currentTime, user); 7308 success = true; 7309 return res; 7310 } finally { 7311 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 7312 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 7313 } 7314 } 7315 } 7316 7317 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 7318 int scanFlags, long currentTime, UserHandle user) 7319 throws PackageManagerException { 7320 final File scanFile = new File(pkg.codePath); 7321 if (pkg.applicationInfo.getCodePath() == null || 7322 pkg.applicationInfo.getResourcePath() == null) { 7323 // Bail out. The resource and code paths haven't been set. 7324 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7325 "Code and resource paths haven't been set correctly"); 7326 } 7327 7328 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 7329 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 7330 } else { 7331 // Only allow system apps to be flagged as core apps. 7332 pkg.coreApp = false; 7333 } 7334 7335 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 7336 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7337 } 7338 7339 if (mCustomResolverComponentName != null && 7340 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 7341 setUpCustomResolverActivity(pkg); 7342 } 7343 7344 if (pkg.packageName.equals("android")) { 7345 synchronized (mPackages) { 7346 if (mAndroidApplication != null) { 7347 Slog.w(TAG, "*************************************************"); 7348 Slog.w(TAG, "Core android package being redefined. Skipping."); 7349 Slog.w(TAG, " file=" + scanFile); 7350 Slog.w(TAG, "*************************************************"); 7351 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7352 "Core android package being redefined. Skipping."); 7353 } 7354 7355 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7356 // Set up information for our fall-back user intent resolution activity. 7357 mPlatformPackage = pkg; 7358 pkg.mVersionCode = mSdkVersion; 7359 mAndroidApplication = pkg.applicationInfo; 7360 7361 if (!mResolverReplaced) { 7362 mResolveActivity.applicationInfo = mAndroidApplication; 7363 mResolveActivity.name = ResolverActivity.class.getName(); 7364 mResolveActivity.packageName = mAndroidApplication.packageName; 7365 mResolveActivity.processName = "system:ui"; 7366 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7367 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 7368 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 7369 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 7370 mResolveActivity.exported = true; 7371 mResolveActivity.enabled = true; 7372 mResolveInfo.activityInfo = mResolveActivity; 7373 mResolveInfo.priority = 0; 7374 mResolveInfo.preferredOrder = 0; 7375 mResolveInfo.match = 0; 7376 mResolveComponentName = new ComponentName( 7377 mAndroidApplication.packageName, mResolveActivity.name); 7378 } 7379 } 7380 } 7381 } 7382 7383 if (DEBUG_PACKAGE_SCANNING) { 7384 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7385 Log.d(TAG, "Scanning package " + pkg.packageName); 7386 } 7387 7388 synchronized (mPackages) { 7389 if (mPackages.containsKey(pkg.packageName) 7390 || mSharedLibraries.containsKey(pkg.packageName)) { 7391 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7392 "Application package " + pkg.packageName 7393 + " already installed. Skipping duplicate."); 7394 } 7395 7396 // If we're only installing presumed-existing packages, require that the 7397 // scanned APK is both already known and at the path previously established 7398 // for it. Previously unknown packages we pick up normally, but if we have an 7399 // a priori expectation about this package's install presence, enforce it. 7400 // With a singular exception for new system packages. When an OTA contains 7401 // a new system package, we allow the codepath to change from a system location 7402 // to the user-installed location. If we don't allow this change, any newer, 7403 // user-installed version of the application will be ignored. 7404 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 7405 if (mExpectingBetter.containsKey(pkg.packageName)) { 7406 logCriticalInfo(Log.WARN, 7407 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 7408 } else { 7409 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 7410 if (known != null) { 7411 if (DEBUG_PACKAGE_SCANNING) { 7412 Log.d(TAG, "Examining " + pkg.codePath 7413 + " and requiring known paths " + known.codePathString 7414 + " & " + known.resourcePathString); 7415 } 7416 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 7417 || !pkg.applicationInfo.getResourcePath().equals( 7418 known.resourcePathString)) { 7419 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 7420 "Application package " + pkg.packageName 7421 + " found at " + pkg.applicationInfo.getCodePath() 7422 + " but expected at " + known.codePathString 7423 + "; ignoring."); 7424 } 7425 } 7426 } 7427 } 7428 } 7429 7430 // Initialize package source and resource directories 7431 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 7432 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7433 7434 SharedUserSetting suid = null; 7435 PackageSetting pkgSetting = null; 7436 7437 if (!isSystemApp(pkg)) { 7438 // Only system apps can use these features. 7439 pkg.mOriginalPackages = null; 7440 pkg.mRealPackage = null; 7441 pkg.mAdoptPermissions = null; 7442 } 7443 7444 // Getting the package setting may have a side-effect, so if we 7445 // are only checking if scan would succeed, stash a copy of the 7446 // old setting to restore at the end. 7447 PackageSetting nonMutatedPs = null; 7448 7449 // writer 7450 synchronized (mPackages) { 7451 if (pkg.mSharedUserId != null) { 7452 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7453 if (suid == null) { 7454 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7455 "Creating application package " + pkg.packageName 7456 + " for shared user failed"); 7457 } 7458 if (DEBUG_PACKAGE_SCANNING) { 7459 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7460 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7461 + "): packages=" + suid.packages); 7462 } 7463 } 7464 7465 // Check if we are renaming from an original package name. 7466 PackageSetting origPackage = null; 7467 String realName = null; 7468 if (pkg.mOriginalPackages != null) { 7469 // This package may need to be renamed to a previously 7470 // installed name. Let's check on that... 7471 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7472 if (pkg.mOriginalPackages.contains(renamed)) { 7473 // This package had originally been installed as the 7474 // original name, and we have already taken care of 7475 // transitioning to the new one. Just update the new 7476 // one to continue using the old name. 7477 realName = pkg.mRealPackage; 7478 if (!pkg.packageName.equals(renamed)) { 7479 // Callers into this function may have already taken 7480 // care of renaming the package; only do it here if 7481 // it is not already done. 7482 pkg.setPackageName(renamed); 7483 } 7484 7485 } else { 7486 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7487 if ((origPackage = mSettings.peekPackageLPr( 7488 pkg.mOriginalPackages.get(i))) != null) { 7489 // We do have the package already installed under its 7490 // original name... should we use it? 7491 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7492 // New package is not compatible with original. 7493 origPackage = null; 7494 continue; 7495 } else if (origPackage.sharedUser != null) { 7496 // Make sure uid is compatible between packages. 7497 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7498 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7499 + " to " + pkg.packageName + ": old uid " 7500 + origPackage.sharedUser.name 7501 + " differs from " + pkg.mSharedUserId); 7502 origPackage = null; 7503 continue; 7504 } 7505 } else { 7506 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7507 + pkg.packageName + " to old name " + origPackage.name); 7508 } 7509 break; 7510 } 7511 } 7512 } 7513 } 7514 7515 if (mTransferedPackages.contains(pkg.packageName)) { 7516 Slog.w(TAG, "Package " + pkg.packageName 7517 + " was transferred to another, but its .apk remains"); 7518 } 7519 7520 // See comments in nonMutatedPs declaration 7521 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7522 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 7523 if (foundPs != null) { 7524 nonMutatedPs = new PackageSetting(foundPs); 7525 } 7526 } 7527 7528 // Just create the setting, don't add it yet. For already existing packages 7529 // the PkgSetting exists already and doesn't have to be created. 7530 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7531 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7532 pkg.applicationInfo.primaryCpuAbi, 7533 pkg.applicationInfo.secondaryCpuAbi, 7534 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7535 user, false); 7536 if (pkgSetting == null) { 7537 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7538 "Creating application package " + pkg.packageName + " failed"); 7539 } 7540 7541 if (pkgSetting.origPackage != null) { 7542 // If we are first transitioning from an original package, 7543 // fix up the new package's name now. We need to do this after 7544 // looking up the package under its new name, so getPackageLP 7545 // can take care of fiddling things correctly. 7546 pkg.setPackageName(origPackage.name); 7547 7548 // File a report about this. 7549 String msg = "New package " + pkgSetting.realName 7550 + " renamed to replace old package " + pkgSetting.name; 7551 reportSettingsProblem(Log.WARN, msg); 7552 7553 // Make a note of it. 7554 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7555 mTransferedPackages.add(origPackage.name); 7556 } 7557 7558 // No longer need to retain this. 7559 pkgSetting.origPackage = null; 7560 } 7561 7562 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 7563 // Make a note of it. 7564 mTransferedPackages.add(pkg.packageName); 7565 } 7566 7567 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7568 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7569 } 7570 7571 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7572 // Check all shared libraries and map to their actual file path. 7573 // We only do this here for apps not on a system dir, because those 7574 // are the only ones that can fail an install due to this. We 7575 // will take care of the system apps by updating all of their 7576 // library paths after the scan is done. 7577 updateSharedLibrariesLPw(pkg, null); 7578 } 7579 7580 if (mFoundPolicyFile) { 7581 SELinuxMMAC.assignSeinfoValue(pkg); 7582 } 7583 7584 pkg.applicationInfo.uid = pkgSetting.appId; 7585 pkg.mExtras = pkgSetting; 7586 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7587 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7588 // We just determined the app is signed correctly, so bring 7589 // over the latest parsed certs. 7590 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7591 } else { 7592 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7593 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7594 "Package " + pkg.packageName + " upgrade keys do not match the " 7595 + "previously installed version"); 7596 } else { 7597 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7598 String msg = "System package " + pkg.packageName 7599 + " signature changed; retaining data."; 7600 reportSettingsProblem(Log.WARN, msg); 7601 } 7602 } 7603 } else { 7604 try { 7605 verifySignaturesLP(pkgSetting, pkg); 7606 // We just determined the app is signed correctly, so bring 7607 // over the latest parsed certs. 7608 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7609 } catch (PackageManagerException e) { 7610 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7611 throw e; 7612 } 7613 // The signature has changed, but this package is in the system 7614 // image... let's recover! 7615 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7616 // However... if this package is part of a shared user, but it 7617 // doesn't match the signature of the shared user, let's fail. 7618 // What this means is that you can't change the signatures 7619 // associated with an overall shared user, which doesn't seem all 7620 // that unreasonable. 7621 if (pkgSetting.sharedUser != null) { 7622 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7623 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7624 throw new PackageManagerException( 7625 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7626 "Signature mismatch for shared user: " 7627 + pkgSetting.sharedUser); 7628 } 7629 } 7630 // File a report about this. 7631 String msg = "System package " + pkg.packageName 7632 + " signature changed; retaining data."; 7633 reportSettingsProblem(Log.WARN, msg); 7634 } 7635 } 7636 // Verify that this new package doesn't have any content providers 7637 // that conflict with existing packages. Only do this if the 7638 // package isn't already installed, since we don't want to break 7639 // things that are installed. 7640 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7641 final int N = pkg.providers.size(); 7642 int i; 7643 for (i=0; i<N; i++) { 7644 PackageParser.Provider p = pkg.providers.get(i); 7645 if (p.info.authority != null) { 7646 String names[] = p.info.authority.split(";"); 7647 for (int j = 0; j < names.length; j++) { 7648 if (mProvidersByAuthority.containsKey(names[j])) { 7649 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7650 final String otherPackageName = 7651 ((other != null && other.getComponentName() != null) ? 7652 other.getComponentName().getPackageName() : "?"); 7653 throw new PackageManagerException( 7654 INSTALL_FAILED_CONFLICTING_PROVIDER, 7655 "Can't install because provider name " + names[j] 7656 + " (in package " + pkg.applicationInfo.packageName 7657 + ") is already used by " + otherPackageName); 7658 } 7659 } 7660 } 7661 } 7662 } 7663 7664 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 7665 // This package wants to adopt ownership of permissions from 7666 // another package. 7667 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7668 final String origName = pkg.mAdoptPermissions.get(i); 7669 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7670 if (orig != null) { 7671 if (verifyPackageUpdateLPr(orig, pkg)) { 7672 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7673 + pkg.packageName); 7674 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7675 } 7676 } 7677 } 7678 } 7679 } 7680 7681 final String pkgName = pkg.packageName; 7682 7683 final long scanFileTime = scanFile.lastModified(); 7684 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7685 pkg.applicationInfo.processName = fixProcessName( 7686 pkg.applicationInfo.packageName, 7687 pkg.applicationInfo.processName, 7688 pkg.applicationInfo.uid); 7689 7690 if (pkg != mPlatformPackage) { 7691 // Get all of our default paths setup 7692 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7693 } 7694 7695 final String path = scanFile.getPath(); 7696 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7697 7698 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7699 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7700 7701 // Some system apps still use directory structure for native libraries 7702 // in which case we might end up not detecting abi solely based on apk 7703 // structure. Try to detect abi based on directory structure. 7704 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7705 pkg.applicationInfo.primaryCpuAbi == null) { 7706 setBundledAppAbisAndRoots(pkg, pkgSetting); 7707 setNativeLibraryPaths(pkg); 7708 } 7709 7710 } else { 7711 if ((scanFlags & SCAN_MOVE) != 0) { 7712 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7713 // but we already have this packages package info in the PackageSetting. We just 7714 // use that and derive the native library path based on the new codepath. 7715 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7716 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7717 } 7718 7719 // Set native library paths again. For moves, the path will be updated based on the 7720 // ABIs we've determined above. For non-moves, the path will be updated based on the 7721 // ABIs we determined during compilation, but the path will depend on the final 7722 // package path (after the rename away from the stage path). 7723 setNativeLibraryPaths(pkg); 7724 } 7725 7726 // This is a special case for the "system" package, where the ABI is 7727 // dictated by the zygote configuration (and init.rc). We should keep track 7728 // of this ABI so that we can deal with "normal" applications that run under 7729 // the same UID correctly. 7730 if (mPlatformPackage == pkg) { 7731 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7732 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7733 } 7734 7735 // If there's a mismatch between the abi-override in the package setting 7736 // and the abiOverride specified for the install. Warn about this because we 7737 // would've already compiled the app without taking the package setting into 7738 // account. 7739 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7740 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7741 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7742 " for package " + pkg.packageName); 7743 } 7744 } 7745 7746 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7747 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7748 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7749 7750 // Copy the derived override back to the parsed package, so that we can 7751 // update the package settings accordingly. 7752 pkg.cpuAbiOverride = cpuAbiOverride; 7753 7754 if (DEBUG_ABI_SELECTION) { 7755 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7756 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7757 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7758 } 7759 7760 // Push the derived path down into PackageSettings so we know what to 7761 // clean up at uninstall time. 7762 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7763 7764 if (DEBUG_ABI_SELECTION) { 7765 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7766 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7767 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7768 } 7769 7770 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7771 // We don't do this here during boot because we can do it all 7772 // at once after scanning all existing packages. 7773 // 7774 // We also do this *before* we perform dexopt on this package, so that 7775 // we can avoid redundant dexopts, and also to make sure we've got the 7776 // code and package path correct. 7777 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7778 pkg, true /* boot complete */); 7779 } 7780 7781 if (mFactoryTest && pkg.requestedPermissions.contains( 7782 android.Manifest.permission.FACTORY_TEST)) { 7783 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7784 } 7785 7786 ArrayList<PackageParser.Package> clientLibPkgs = null; 7787 7788 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7789 if (nonMutatedPs != null) { 7790 synchronized (mPackages) { 7791 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 7792 } 7793 } 7794 return pkg; 7795 } 7796 7797 // Only privileged apps and updated privileged apps can add child packages. 7798 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 7799 if ((parseFlags & PARSE_IS_PRIVILEGED) == 0) { 7800 throw new PackageManagerException("Only privileged apps and updated " 7801 + "privileged apps can add child packages. Ignoring package " 7802 + pkg.packageName); 7803 } 7804 final int childCount = pkg.childPackages.size(); 7805 for (int i = 0; i < childCount; i++) { 7806 PackageParser.Package childPkg = pkg.childPackages.get(i); 7807 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 7808 childPkg.packageName)) { 7809 throw new PackageManagerException("Cannot override a child package of " 7810 + "another disabled system app. Ignoring package " + pkg.packageName); 7811 } 7812 } 7813 } 7814 7815 // writer 7816 synchronized (mPackages) { 7817 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7818 // Only system apps can add new shared libraries. 7819 if (pkg.libraryNames != null) { 7820 for (int i=0; i<pkg.libraryNames.size(); i++) { 7821 String name = pkg.libraryNames.get(i); 7822 boolean allowed = false; 7823 if (pkg.isUpdatedSystemApp()) { 7824 // New library entries can only be added through the 7825 // system image. This is important to get rid of a lot 7826 // of nasty edge cases: for example if we allowed a non- 7827 // system update of the app to add a library, then uninstalling 7828 // the update would make the library go away, and assumptions 7829 // we made such as through app install filtering would now 7830 // have allowed apps on the device which aren't compatible 7831 // with it. Better to just have the restriction here, be 7832 // conservative, and create many fewer cases that can negatively 7833 // impact the user experience. 7834 final PackageSetting sysPs = mSettings 7835 .getDisabledSystemPkgLPr(pkg.packageName); 7836 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7837 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7838 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7839 allowed = true; 7840 break; 7841 } 7842 } 7843 } 7844 } else { 7845 allowed = true; 7846 } 7847 if (allowed) { 7848 if (!mSharedLibraries.containsKey(name)) { 7849 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7850 } else if (!name.equals(pkg.packageName)) { 7851 Slog.w(TAG, "Package " + pkg.packageName + " library " 7852 + name + " already exists; skipping"); 7853 } 7854 } else { 7855 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7856 + name + " that is not declared on system image; skipping"); 7857 } 7858 } 7859 if ((scanFlags & SCAN_BOOTING) == 0) { 7860 // If we are not booting, we need to update any applications 7861 // that are clients of our shared library. If we are booting, 7862 // this will all be done once the scan is complete. 7863 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7864 } 7865 } 7866 } 7867 } 7868 7869 // Request the ActivityManager to kill the process(only for existing packages) 7870 // so that we do not end up in a confused state while the user is still using the older 7871 // version of the application while the new one gets installed. 7872 if ((scanFlags & SCAN_REPLACING) != 0) { 7873 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7874 7875 killApplication(pkg.applicationInfo.packageName, 7876 pkg.applicationInfo.uid, "replace pkg"); 7877 7878 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7879 } 7880 7881 // Also need to kill any apps that are dependent on the library. 7882 if (clientLibPkgs != null) { 7883 for (int i=0; i<clientLibPkgs.size(); i++) { 7884 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7885 killApplication(clientPkg.applicationInfo.packageName, 7886 clientPkg.applicationInfo.uid, "update lib"); 7887 } 7888 } 7889 7890 // Make sure we're not adding any bogus keyset info 7891 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7892 ksms.assertScannedPackageValid(pkg); 7893 7894 // writer 7895 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7896 7897 boolean createIdmapFailed = false; 7898 synchronized (mPackages) { 7899 // We don't expect installation to fail beyond this point 7900 7901 // Add the new setting to mSettings 7902 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7903 // Add the new setting to mPackages 7904 mPackages.put(pkg.applicationInfo.packageName, pkg); 7905 // Make sure we don't accidentally delete its data. 7906 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7907 while (iter.hasNext()) { 7908 PackageCleanItem item = iter.next(); 7909 if (pkgName.equals(item.packageName)) { 7910 iter.remove(); 7911 } 7912 } 7913 7914 // Take care of first install / last update times. 7915 if (currentTime != 0) { 7916 if (pkgSetting.firstInstallTime == 0) { 7917 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7918 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7919 pkgSetting.lastUpdateTime = currentTime; 7920 } 7921 } else if (pkgSetting.firstInstallTime == 0) { 7922 // We need *something*. Take time time stamp of the file. 7923 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7924 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7925 if (scanFileTime != pkgSetting.timeStamp) { 7926 // A package on the system image has changed; consider this 7927 // to be an update. 7928 pkgSetting.lastUpdateTime = scanFileTime; 7929 } 7930 } 7931 7932 // Add the package's KeySets to the global KeySetManagerService 7933 ksms.addScannedPackageLPw(pkg); 7934 7935 int N = pkg.providers.size(); 7936 StringBuilder r = null; 7937 int i; 7938 for (i=0; i<N; i++) { 7939 PackageParser.Provider p = pkg.providers.get(i); 7940 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7941 p.info.processName, pkg.applicationInfo.uid); 7942 mProviders.addProvider(p); 7943 p.syncable = p.info.isSyncable; 7944 if (p.info.authority != null) { 7945 String names[] = p.info.authority.split(";"); 7946 p.info.authority = null; 7947 for (int j = 0; j < names.length; j++) { 7948 if (j == 1 && p.syncable) { 7949 // We only want the first authority for a provider to possibly be 7950 // syncable, so if we already added this provider using a different 7951 // authority clear the syncable flag. We copy the provider before 7952 // changing it because the mProviders object contains a reference 7953 // to a provider that we don't want to change. 7954 // Only do this for the second authority since the resulting provider 7955 // object can be the same for all future authorities for this provider. 7956 p = new PackageParser.Provider(p); 7957 p.syncable = false; 7958 } 7959 if (!mProvidersByAuthority.containsKey(names[j])) { 7960 mProvidersByAuthority.put(names[j], p); 7961 if (p.info.authority == null) { 7962 p.info.authority = names[j]; 7963 } else { 7964 p.info.authority = p.info.authority + ";" + names[j]; 7965 } 7966 if (DEBUG_PACKAGE_SCANNING) { 7967 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7968 Log.d(TAG, "Registered content provider: " + names[j] 7969 + ", className = " + p.info.name + ", isSyncable = " 7970 + p.info.isSyncable); 7971 } 7972 } else { 7973 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7974 Slog.w(TAG, "Skipping provider name " + names[j] + 7975 " (in package " + pkg.applicationInfo.packageName + 7976 "): name already used by " 7977 + ((other != null && other.getComponentName() != null) 7978 ? other.getComponentName().getPackageName() : "?")); 7979 } 7980 } 7981 } 7982 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7983 if (r == null) { 7984 r = new StringBuilder(256); 7985 } else { 7986 r.append(' '); 7987 } 7988 r.append(p.info.name); 7989 } 7990 } 7991 if (r != null) { 7992 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7993 } 7994 7995 N = pkg.services.size(); 7996 r = null; 7997 for (i=0; i<N; i++) { 7998 PackageParser.Service s = pkg.services.get(i); 7999 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 8000 s.info.processName, pkg.applicationInfo.uid); 8001 mServices.addService(s); 8002 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8003 if (r == null) { 8004 r = new StringBuilder(256); 8005 } else { 8006 r.append(' '); 8007 } 8008 r.append(s.info.name); 8009 } 8010 } 8011 if (r != null) { 8012 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 8013 } 8014 8015 N = pkg.receivers.size(); 8016 r = null; 8017 for (i=0; i<N; i++) { 8018 PackageParser.Activity a = pkg.receivers.get(i); 8019 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8020 a.info.processName, pkg.applicationInfo.uid); 8021 mReceivers.addActivity(a, "receiver"); 8022 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8023 if (r == null) { 8024 r = new StringBuilder(256); 8025 } else { 8026 r.append(' '); 8027 } 8028 r.append(a.info.name); 8029 } 8030 } 8031 if (r != null) { 8032 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 8033 } 8034 8035 N = pkg.activities.size(); 8036 r = null; 8037 for (i=0; i<N; i++) { 8038 PackageParser.Activity a = pkg.activities.get(i); 8039 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8040 a.info.processName, pkg.applicationInfo.uid); 8041 mActivities.addActivity(a, "activity"); 8042 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8043 if (r == null) { 8044 r = new StringBuilder(256); 8045 } else { 8046 r.append(' '); 8047 } 8048 r.append(a.info.name); 8049 } 8050 } 8051 if (r != null) { 8052 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8053 } 8054 8055 N = pkg.permissionGroups.size(); 8056 r = null; 8057 for (i=0; i<N; i++) { 8058 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8059 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8060 if (cur == null) { 8061 mPermissionGroups.put(pg.info.name, pg); 8062 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8063 if (r == null) { 8064 r = new StringBuilder(256); 8065 } else { 8066 r.append(' '); 8067 } 8068 r.append(pg.info.name); 8069 } 8070 } else { 8071 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8072 + pg.info.packageName + " ignored: original from " 8073 + cur.info.packageName); 8074 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8075 if (r == null) { 8076 r = new StringBuilder(256); 8077 } else { 8078 r.append(' '); 8079 } 8080 r.append("DUP:"); 8081 r.append(pg.info.name); 8082 } 8083 } 8084 } 8085 if (r != null) { 8086 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8087 } 8088 8089 N = pkg.permissions.size(); 8090 r = null; 8091 for (i=0; i<N; i++) { 8092 PackageParser.Permission p = pkg.permissions.get(i); 8093 8094 // Assume by default that we did not install this permission into the system. 8095 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8096 8097 // Now that permission groups have a special meaning, we ignore permission 8098 // groups for legacy apps to prevent unexpected behavior. In particular, 8099 // permissions for one app being granted to someone just becase they happen 8100 // to be in a group defined by another app (before this had no implications). 8101 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8102 p.group = mPermissionGroups.get(p.info.group); 8103 // Warn for a permission in an unknown group. 8104 if (p.info.group != null && p.group == null) { 8105 Slog.w(TAG, "Permission " + p.info.name + " from package " 8106 + p.info.packageName + " in an unknown group " + p.info.group); 8107 } 8108 } 8109 8110 ArrayMap<String, BasePermission> permissionMap = 8111 p.tree ? mSettings.mPermissionTrees 8112 : mSettings.mPermissions; 8113 BasePermission bp = permissionMap.get(p.info.name); 8114 8115 // Allow system apps to redefine non-system permissions 8116 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8117 final boolean currentOwnerIsSystem = (bp.perm != null 8118 && isSystemApp(bp.perm.owner)); 8119 if (isSystemApp(p.owner)) { 8120 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8121 // It's a built-in permission and no owner, take ownership now 8122 bp.packageSetting = pkgSetting; 8123 bp.perm = p; 8124 bp.uid = pkg.applicationInfo.uid; 8125 bp.sourcePackage = p.info.packageName; 8126 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8127 } else if (!currentOwnerIsSystem) { 8128 String msg = "New decl " + p.owner + " of permission " 8129 + p.info.name + " is system; overriding " + bp.sourcePackage; 8130 reportSettingsProblem(Log.WARN, msg); 8131 bp = null; 8132 } 8133 } 8134 } 8135 8136 if (bp == null) { 8137 bp = new BasePermission(p.info.name, p.info.packageName, 8138 BasePermission.TYPE_NORMAL); 8139 permissionMap.put(p.info.name, bp); 8140 } 8141 8142 if (bp.perm == null) { 8143 if (bp.sourcePackage == null 8144 || bp.sourcePackage.equals(p.info.packageName)) { 8145 BasePermission tree = findPermissionTreeLP(p.info.name); 8146 if (tree == null 8147 || tree.sourcePackage.equals(p.info.packageName)) { 8148 bp.packageSetting = pkgSetting; 8149 bp.perm = p; 8150 bp.uid = pkg.applicationInfo.uid; 8151 bp.sourcePackage = p.info.packageName; 8152 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8153 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8154 if (r == null) { 8155 r = new StringBuilder(256); 8156 } else { 8157 r.append(' '); 8158 } 8159 r.append(p.info.name); 8160 } 8161 } else { 8162 Slog.w(TAG, "Permission " + p.info.name + " from package " 8163 + p.info.packageName + " ignored: base tree " 8164 + tree.name + " is from package " 8165 + tree.sourcePackage); 8166 } 8167 } else { 8168 Slog.w(TAG, "Permission " + p.info.name + " from package " 8169 + p.info.packageName + " ignored: original from " 8170 + bp.sourcePackage); 8171 } 8172 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8173 if (r == null) { 8174 r = new StringBuilder(256); 8175 } else { 8176 r.append(' '); 8177 } 8178 r.append("DUP:"); 8179 r.append(p.info.name); 8180 } 8181 if (bp.perm == p) { 8182 bp.protectionLevel = p.info.protectionLevel; 8183 } 8184 } 8185 8186 if (r != null) { 8187 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8188 } 8189 8190 N = pkg.instrumentation.size(); 8191 r = null; 8192 for (i=0; i<N; i++) { 8193 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8194 a.info.packageName = pkg.applicationInfo.packageName; 8195 a.info.sourceDir = pkg.applicationInfo.sourceDir; 8196 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 8197 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 8198 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 8199 a.info.dataDir = pkg.applicationInfo.dataDir; 8200 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 8201 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 8202 8203 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 8204 // need other information about the application, like the ABI and what not ? 8205 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 8206 mInstrumentation.put(a.getComponentName(), a); 8207 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8208 if (r == null) { 8209 r = new StringBuilder(256); 8210 } else { 8211 r.append(' '); 8212 } 8213 r.append(a.info.name); 8214 } 8215 } 8216 if (r != null) { 8217 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 8218 } 8219 8220 if (pkg.protectedBroadcasts != null) { 8221 N = pkg.protectedBroadcasts.size(); 8222 for (i=0; i<N; i++) { 8223 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 8224 } 8225 } 8226 8227 pkgSetting.setTimeStamp(scanFileTime); 8228 8229 // Create idmap files for pairs of (packages, overlay packages). 8230 // Note: "android", ie framework-res.apk, is handled by native layers. 8231 if (pkg.mOverlayTarget != null) { 8232 // This is an overlay package. 8233 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 8234 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 8235 mOverlays.put(pkg.mOverlayTarget, 8236 new ArrayMap<String, PackageParser.Package>()); 8237 } 8238 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 8239 map.put(pkg.packageName, pkg); 8240 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 8241 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 8242 createIdmapFailed = true; 8243 } 8244 } 8245 } else if (mOverlays.containsKey(pkg.packageName) && 8246 !pkg.packageName.equals("android")) { 8247 // This is a regular package, with one or more known overlay packages. 8248 createIdmapsForPackageLI(pkg); 8249 } 8250 } 8251 8252 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8253 8254 if (createIdmapFailed) { 8255 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8256 "scanPackageLI failed to createIdmap"); 8257 } 8258 return pkg; 8259 } 8260 8261 /** 8262 * Derive the ABI of a non-system package located at {@code scanFile}. This information 8263 * is derived purely on the basis of the contents of {@code scanFile} and 8264 * {@code cpuAbiOverride}. 8265 * 8266 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 8267 */ 8268 private void derivePackageAbi(PackageParser.Package pkg, File scanFile, 8269 String cpuAbiOverride, boolean extractLibs) 8270 throws PackageManagerException { 8271 // TODO: We can probably be smarter about this stuff. For installed apps, 8272 // we can calculate this information at install time once and for all. For 8273 // system apps, we can probably assume that this information doesn't change 8274 // after the first boot scan. As things stand, we do lots of unnecessary work. 8275 8276 // Give ourselves some initial paths; we'll come back for another 8277 // pass once we've determined ABI below. 8278 setNativeLibraryPaths(pkg); 8279 8280 // We would never need to extract libs for forward-locked and external packages, 8281 // since the container service will do it for us. We shouldn't attempt to 8282 // extract libs from system app when it was not updated. 8283 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 8284 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 8285 extractLibs = false; 8286 } 8287 8288 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 8289 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 8290 8291 NativeLibraryHelper.Handle handle = null; 8292 try { 8293 handle = NativeLibraryHelper.Handle.create(pkg); 8294 // TODO(multiArch): This can be null for apps that didn't go through the 8295 // usual installation process. We can calculate it again, like we 8296 // do during install time. 8297 // 8298 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 8299 // unnecessary. 8300 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 8301 8302 // Null out the abis so that they can be recalculated. 8303 pkg.applicationInfo.primaryCpuAbi = null; 8304 pkg.applicationInfo.secondaryCpuAbi = null; 8305 if (isMultiArch(pkg.applicationInfo)) { 8306 // Warn if we've set an abiOverride for multi-lib packages.. 8307 // By definition, we need to copy both 32 and 64 bit libraries for 8308 // such packages. 8309 if (pkg.cpuAbiOverride != null 8310 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 8311 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 8312 } 8313 8314 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 8315 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 8316 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 8317 if (extractLibs) { 8318 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8319 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 8320 useIsaSpecificSubdirs); 8321 } else { 8322 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 8323 } 8324 } 8325 8326 maybeThrowExceptionForMultiArchCopy( 8327 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 8328 8329 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 8330 if (extractLibs) { 8331 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8332 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 8333 useIsaSpecificSubdirs); 8334 } else { 8335 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 8336 } 8337 } 8338 8339 maybeThrowExceptionForMultiArchCopy( 8340 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 8341 8342 if (abi64 >= 0) { 8343 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 8344 } 8345 8346 if (abi32 >= 0) { 8347 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8348 if (abi64 >= 0) { 8349 if (cpuAbiOverride == null && pkg.use32bitAbi) { 8350 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 8351 pkg.applicationInfo.primaryCpuAbi = abi; 8352 } else { 8353 pkg.applicationInfo.secondaryCpuAbi = abi; 8354 } 8355 } else { 8356 pkg.applicationInfo.primaryCpuAbi = abi; 8357 } 8358 } 8359 8360 } else { 8361 String[] abiList = (cpuAbiOverride != null) ? 8362 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8363 8364 // Enable gross and lame hacks for apps that are built with old 8365 // SDK tools. We must scan their APKs for renderscript bitcode and 8366 // not launch them if it's present. Don't bother checking on devices 8367 // that don't have 64 bit support. 8368 boolean needsRenderScriptOverride = false; 8369 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8370 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8371 abiList = Build.SUPPORTED_32_BIT_ABIS; 8372 needsRenderScriptOverride = true; 8373 } 8374 8375 final int copyRet; 8376 if (extractLibs) { 8377 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8378 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8379 } else { 8380 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8381 } 8382 8383 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8384 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8385 "Error unpackaging native libs for app, errorCode=" + copyRet); 8386 } 8387 8388 if (copyRet >= 0) { 8389 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8390 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8391 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8392 } else if (needsRenderScriptOverride) { 8393 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8394 } 8395 } 8396 } catch (IOException ioe) { 8397 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8398 } finally { 8399 IoUtils.closeQuietly(handle); 8400 } 8401 8402 // Now that we've calculated the ABIs and determined if it's an internal app, 8403 // we will go ahead and populate the nativeLibraryPath. 8404 setNativeLibraryPaths(pkg); 8405 } 8406 8407 /** 8408 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8409 * i.e, so that all packages can be run inside a single process if required. 8410 * 8411 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8412 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8413 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8414 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8415 * updating a package that belongs to a shared user. 8416 * 8417 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8418 * adds unnecessary complexity. 8419 */ 8420 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8421 PackageParser.Package scannedPackage, boolean bootComplete) { 8422 String requiredInstructionSet = null; 8423 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8424 requiredInstructionSet = VMRuntime.getInstructionSet( 8425 scannedPackage.applicationInfo.primaryCpuAbi); 8426 } 8427 8428 PackageSetting requirer = null; 8429 for (PackageSetting ps : packagesForUser) { 8430 // If packagesForUser contains scannedPackage, we skip it. This will happen 8431 // when scannedPackage is an update of an existing package. Without this check, 8432 // we will never be able to change the ABI of any package belonging to a shared 8433 // user, even if it's compatible with other packages. 8434 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8435 if (ps.primaryCpuAbiString == null) { 8436 continue; 8437 } 8438 8439 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8440 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8441 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8442 // this but there's not much we can do. 8443 String errorMessage = "Instruction set mismatch, " 8444 + ((requirer == null) ? "[caller]" : requirer) 8445 + " requires " + requiredInstructionSet + " whereas " + ps 8446 + " requires " + instructionSet; 8447 Slog.w(TAG, errorMessage); 8448 } 8449 8450 if (requiredInstructionSet == null) { 8451 requiredInstructionSet = instructionSet; 8452 requirer = ps; 8453 } 8454 } 8455 } 8456 8457 if (requiredInstructionSet != null) { 8458 String adjustedAbi; 8459 if (requirer != null) { 8460 // requirer != null implies that either scannedPackage was null or that scannedPackage 8461 // did not require an ABI, in which case we have to adjust scannedPackage to match 8462 // the ABI of the set (which is the same as requirer's ABI) 8463 adjustedAbi = requirer.primaryCpuAbiString; 8464 if (scannedPackage != null) { 8465 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8466 } 8467 } else { 8468 // requirer == null implies that we're updating all ABIs in the set to 8469 // match scannedPackage. 8470 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8471 } 8472 8473 for (PackageSetting ps : packagesForUser) { 8474 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8475 if (ps.primaryCpuAbiString != null) { 8476 continue; 8477 } 8478 8479 ps.primaryCpuAbiString = adjustedAbi; 8480 if (ps.pkg != null && ps.pkg.applicationInfo != null && 8481 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 8482 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8483 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 8484 + " (requirer=" 8485 + (requirer == null ? "null" : requirer.pkg.packageName) 8486 + ", scannedPackage=" 8487 + (scannedPackage != null ? scannedPackage.packageName : "null") 8488 + ")"); 8489 try { 8490 mInstaller.rmdex(ps.codePathString, 8491 getDexCodeInstructionSet(getPreferredInstructionSet())); 8492 } catch (InstallerException ignored) { 8493 } 8494 } 8495 } 8496 } 8497 } 8498 } 8499 8500 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8501 synchronized (mPackages) { 8502 mResolverReplaced = true; 8503 // Set up information for custom user intent resolution activity. 8504 mResolveActivity.applicationInfo = pkg.applicationInfo; 8505 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8506 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8507 mResolveActivity.processName = pkg.applicationInfo.packageName; 8508 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8509 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8510 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8511 mResolveActivity.theme = 0; 8512 mResolveActivity.exported = true; 8513 mResolveActivity.enabled = true; 8514 mResolveInfo.activityInfo = mResolveActivity; 8515 mResolveInfo.priority = 0; 8516 mResolveInfo.preferredOrder = 0; 8517 mResolveInfo.match = 0; 8518 mResolveComponentName = mCustomResolverComponentName; 8519 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8520 mResolveComponentName); 8521 } 8522 } 8523 8524 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8525 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8526 8527 // Set up information for ephemeral installer activity 8528 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8529 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8530 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8531 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8532 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8533 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8534 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8535 mEphemeralInstallerActivity.theme = 0; 8536 mEphemeralInstallerActivity.exported = true; 8537 mEphemeralInstallerActivity.enabled = true; 8538 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8539 mEphemeralInstallerInfo.priority = 0; 8540 mEphemeralInstallerInfo.preferredOrder = 0; 8541 mEphemeralInstallerInfo.match = 0; 8542 8543 if (DEBUG_EPHEMERAL) { 8544 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8545 } 8546 } 8547 8548 private static String calculateBundledApkRoot(final String codePathString) { 8549 final File codePath = new File(codePathString); 8550 final File codeRoot; 8551 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8552 codeRoot = Environment.getRootDirectory(); 8553 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8554 codeRoot = Environment.getOemDirectory(); 8555 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8556 codeRoot = Environment.getVendorDirectory(); 8557 } else { 8558 // Unrecognized code path; take its top real segment as the apk root: 8559 // e.g. /something/app/blah.apk => /something 8560 try { 8561 File f = codePath.getCanonicalFile(); 8562 File parent = f.getParentFile(); // non-null because codePath is a file 8563 File tmp; 8564 while ((tmp = parent.getParentFile()) != null) { 8565 f = parent; 8566 parent = tmp; 8567 } 8568 codeRoot = f; 8569 Slog.w(TAG, "Unrecognized code path " 8570 + codePath + " - using " + codeRoot); 8571 } catch (IOException e) { 8572 // Can't canonicalize the code path -- shenanigans? 8573 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8574 return Environment.getRootDirectory().getPath(); 8575 } 8576 } 8577 return codeRoot.getPath(); 8578 } 8579 8580 /** 8581 * Derive and set the location of native libraries for the given package, 8582 * which varies depending on where and how the package was installed. 8583 */ 8584 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8585 final ApplicationInfo info = pkg.applicationInfo; 8586 final String codePath = pkg.codePath; 8587 final File codeFile = new File(codePath); 8588 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8589 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8590 8591 info.nativeLibraryRootDir = null; 8592 info.nativeLibraryRootRequiresIsa = false; 8593 info.nativeLibraryDir = null; 8594 info.secondaryNativeLibraryDir = null; 8595 8596 if (isApkFile(codeFile)) { 8597 // Monolithic install 8598 if (bundledApp) { 8599 // If "/system/lib64/apkname" exists, assume that is the per-package 8600 // native library directory to use; otherwise use "/system/lib/apkname". 8601 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8602 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8603 getPrimaryInstructionSet(info)); 8604 8605 // This is a bundled system app so choose the path based on the ABI. 8606 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8607 // is just the default path. 8608 final String apkName = deriveCodePathName(codePath); 8609 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8610 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8611 apkName).getAbsolutePath(); 8612 8613 if (info.secondaryCpuAbi != null) { 8614 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8615 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8616 secondaryLibDir, apkName).getAbsolutePath(); 8617 } 8618 } else if (asecApp) { 8619 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8620 .getAbsolutePath(); 8621 } else { 8622 final String apkName = deriveCodePathName(codePath); 8623 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8624 .getAbsolutePath(); 8625 } 8626 8627 info.nativeLibraryRootRequiresIsa = false; 8628 info.nativeLibraryDir = info.nativeLibraryRootDir; 8629 } else { 8630 // Cluster install 8631 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8632 info.nativeLibraryRootRequiresIsa = true; 8633 8634 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8635 getPrimaryInstructionSet(info)).getAbsolutePath(); 8636 8637 if (info.secondaryCpuAbi != null) { 8638 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8639 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8640 } 8641 } 8642 } 8643 8644 /** 8645 * Calculate the abis and roots for a bundled app. These can uniquely 8646 * be determined from the contents of the system partition, i.e whether 8647 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8648 * of this information, and instead assume that the system was built 8649 * sensibly. 8650 */ 8651 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8652 PackageSetting pkgSetting) { 8653 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8654 8655 // If "/system/lib64/apkname" exists, assume that is the per-package 8656 // native library directory to use; otherwise use "/system/lib/apkname". 8657 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8658 setBundledAppAbi(pkg, apkRoot, apkName); 8659 // pkgSetting might be null during rescan following uninstall of updates 8660 // to a bundled app, so accommodate that possibility. The settings in 8661 // that case will be established later from the parsed package. 8662 // 8663 // If the settings aren't null, sync them up with what we've just derived. 8664 // note that apkRoot isn't stored in the package settings. 8665 if (pkgSetting != null) { 8666 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8667 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8668 } 8669 } 8670 8671 /** 8672 * Deduces the ABI of a bundled app and sets the relevant fields on the 8673 * parsed pkg object. 8674 * 8675 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8676 * under which system libraries are installed. 8677 * @param apkName the name of the installed package. 8678 */ 8679 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8680 final File codeFile = new File(pkg.codePath); 8681 8682 final boolean has64BitLibs; 8683 final boolean has32BitLibs; 8684 if (isApkFile(codeFile)) { 8685 // Monolithic install 8686 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8687 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8688 } else { 8689 // Cluster install 8690 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8691 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8692 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8693 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8694 has64BitLibs = (new File(rootDir, isa)).exists(); 8695 } else { 8696 has64BitLibs = false; 8697 } 8698 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8699 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8700 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8701 has32BitLibs = (new File(rootDir, isa)).exists(); 8702 } else { 8703 has32BitLibs = false; 8704 } 8705 } 8706 8707 if (has64BitLibs && !has32BitLibs) { 8708 // The package has 64 bit libs, but not 32 bit libs. Its primary 8709 // ABI should be 64 bit. We can safely assume here that the bundled 8710 // native libraries correspond to the most preferred ABI in the list. 8711 8712 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8713 pkg.applicationInfo.secondaryCpuAbi = null; 8714 } else if (has32BitLibs && !has64BitLibs) { 8715 // The package has 32 bit libs but not 64 bit libs. Its primary 8716 // ABI should be 32 bit. 8717 8718 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8719 pkg.applicationInfo.secondaryCpuAbi = null; 8720 } else if (has32BitLibs && has64BitLibs) { 8721 // The application has both 64 and 32 bit bundled libraries. We check 8722 // here that the app declares multiArch support, and warn if it doesn't. 8723 // 8724 // We will be lenient here and record both ABIs. The primary will be the 8725 // ABI that's higher on the list, i.e, a device that's configured to prefer 8726 // 64 bit apps will see a 64 bit primary ABI, 8727 8728 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8729 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8730 } 8731 8732 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8733 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8734 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8735 } else { 8736 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8737 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8738 } 8739 } else { 8740 pkg.applicationInfo.primaryCpuAbi = null; 8741 pkg.applicationInfo.secondaryCpuAbi = null; 8742 } 8743 } 8744 8745 private void killPackage(PackageParser.Package pkg, String reason) { 8746 // Kill the parent package 8747 killApplication(pkg.packageName, pkg.applicationInfo.uid, reason); 8748 // Kill the child packages 8749 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8750 for (int i = 0; i < childCount; i++) { 8751 PackageParser.Package childPkg = pkg.childPackages.get(i); 8752 killApplication(childPkg.packageName, childPkg.applicationInfo.uid, reason); 8753 } 8754 } 8755 8756 private void killApplication(String pkgName, int appId, String reason) { 8757 // Request the ActivityManager to kill the process(only for existing packages) 8758 // so that we do not end up in a confused state while the user is still using the older 8759 // version of the application while the new one gets installed. 8760 IActivityManager am = ActivityManagerNative.getDefault(); 8761 if (am != null) { 8762 try { 8763 am.killApplicationWithAppId(pkgName, appId, reason); 8764 } catch (RemoteException e) { 8765 } 8766 } 8767 } 8768 8769 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 8770 // Remove the parent package setting 8771 PackageSetting ps = (PackageSetting) pkg.mExtras; 8772 if (ps != null) { 8773 removePackageLI(ps, chatty); 8774 } 8775 // Remove the child package setting 8776 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8777 for (int i = 0; i < childCount; i++) { 8778 PackageParser.Package childPkg = pkg.childPackages.get(i); 8779 ps = (PackageSetting) childPkg.mExtras; 8780 if (ps != null) { 8781 removePackageLI(ps, chatty); 8782 } 8783 } 8784 } 8785 8786 void removePackageLI(PackageSetting ps, boolean chatty) { 8787 if (DEBUG_INSTALL) { 8788 if (chatty) 8789 Log.d(TAG, "Removing package " + ps.name); 8790 } 8791 8792 // writer 8793 synchronized (mPackages) { 8794 mPackages.remove(ps.name); 8795 final PackageParser.Package pkg = ps.pkg; 8796 if (pkg != null) { 8797 cleanPackageDataStructuresLILPw(pkg, chatty); 8798 } 8799 } 8800 } 8801 8802 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8803 if (DEBUG_INSTALL) { 8804 if (chatty) 8805 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8806 } 8807 8808 // writer 8809 synchronized (mPackages) { 8810 // Remove the parent package 8811 mPackages.remove(pkg.applicationInfo.packageName); 8812 cleanPackageDataStructuresLILPw(pkg, chatty); 8813 8814 // Remove the child packages 8815 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8816 for (int i = 0; i < childCount; i++) { 8817 PackageParser.Package childPkg = pkg.childPackages.get(i); 8818 mPackages.remove(childPkg.applicationInfo.packageName); 8819 cleanPackageDataStructuresLILPw(childPkg, chatty); 8820 } 8821 } 8822 } 8823 8824 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8825 int N = pkg.providers.size(); 8826 StringBuilder r = null; 8827 int i; 8828 for (i=0; i<N; i++) { 8829 PackageParser.Provider p = pkg.providers.get(i); 8830 mProviders.removeProvider(p); 8831 if (p.info.authority == null) { 8832 8833 /* There was another ContentProvider with this authority when 8834 * this app was installed so this authority is null, 8835 * Ignore it as we don't have to unregister the provider. 8836 */ 8837 continue; 8838 } 8839 String names[] = p.info.authority.split(";"); 8840 for (int j = 0; j < names.length; j++) { 8841 if (mProvidersByAuthority.get(names[j]) == p) { 8842 mProvidersByAuthority.remove(names[j]); 8843 if (DEBUG_REMOVE) { 8844 if (chatty) 8845 Log.d(TAG, "Unregistered content provider: " + names[j] 8846 + ", className = " + p.info.name + ", isSyncable = " 8847 + p.info.isSyncable); 8848 } 8849 } 8850 } 8851 if (DEBUG_REMOVE && chatty) { 8852 if (r == null) { 8853 r = new StringBuilder(256); 8854 } else { 8855 r.append(' '); 8856 } 8857 r.append(p.info.name); 8858 } 8859 } 8860 if (r != null) { 8861 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8862 } 8863 8864 N = pkg.services.size(); 8865 r = null; 8866 for (i=0; i<N; i++) { 8867 PackageParser.Service s = pkg.services.get(i); 8868 mServices.removeService(s); 8869 if (chatty) { 8870 if (r == null) { 8871 r = new StringBuilder(256); 8872 } else { 8873 r.append(' '); 8874 } 8875 r.append(s.info.name); 8876 } 8877 } 8878 if (r != null) { 8879 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8880 } 8881 8882 N = pkg.receivers.size(); 8883 r = null; 8884 for (i=0; i<N; i++) { 8885 PackageParser.Activity a = pkg.receivers.get(i); 8886 mReceivers.removeActivity(a, "receiver"); 8887 if (DEBUG_REMOVE && chatty) { 8888 if (r == null) { 8889 r = new StringBuilder(256); 8890 } else { 8891 r.append(' '); 8892 } 8893 r.append(a.info.name); 8894 } 8895 } 8896 if (r != null) { 8897 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8898 } 8899 8900 N = pkg.activities.size(); 8901 r = null; 8902 for (i=0; i<N; i++) { 8903 PackageParser.Activity a = pkg.activities.get(i); 8904 mActivities.removeActivity(a, "activity"); 8905 if (DEBUG_REMOVE && chatty) { 8906 if (r == null) { 8907 r = new StringBuilder(256); 8908 } else { 8909 r.append(' '); 8910 } 8911 r.append(a.info.name); 8912 } 8913 } 8914 if (r != null) { 8915 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8916 } 8917 8918 N = pkg.permissions.size(); 8919 r = null; 8920 for (i=0; i<N; i++) { 8921 PackageParser.Permission p = pkg.permissions.get(i); 8922 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8923 if (bp == null) { 8924 bp = mSettings.mPermissionTrees.get(p.info.name); 8925 } 8926 if (bp != null && bp.perm == p) { 8927 bp.perm = null; 8928 if (DEBUG_REMOVE && chatty) { 8929 if (r == null) { 8930 r = new StringBuilder(256); 8931 } else { 8932 r.append(' '); 8933 } 8934 r.append(p.info.name); 8935 } 8936 } 8937 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8938 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8939 if (appOpPkgs != null) { 8940 appOpPkgs.remove(pkg.packageName); 8941 } 8942 } 8943 } 8944 if (r != null) { 8945 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8946 } 8947 8948 N = pkg.requestedPermissions.size(); 8949 r = null; 8950 for (i=0; i<N; i++) { 8951 String perm = pkg.requestedPermissions.get(i); 8952 BasePermission bp = mSettings.mPermissions.get(perm); 8953 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8954 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8955 if (appOpPkgs != null) { 8956 appOpPkgs.remove(pkg.packageName); 8957 if (appOpPkgs.isEmpty()) { 8958 mAppOpPermissionPackages.remove(perm); 8959 } 8960 } 8961 } 8962 } 8963 if (r != null) { 8964 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8965 } 8966 8967 N = pkg.instrumentation.size(); 8968 r = null; 8969 for (i=0; i<N; i++) { 8970 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8971 mInstrumentation.remove(a.getComponentName()); 8972 if (DEBUG_REMOVE && chatty) { 8973 if (r == null) { 8974 r = new StringBuilder(256); 8975 } else { 8976 r.append(' '); 8977 } 8978 r.append(a.info.name); 8979 } 8980 } 8981 if (r != null) { 8982 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8983 } 8984 8985 r = null; 8986 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8987 // Only system apps can hold shared libraries. 8988 if (pkg.libraryNames != null) { 8989 for (i=0; i<pkg.libraryNames.size(); i++) { 8990 String name = pkg.libraryNames.get(i); 8991 SharedLibraryEntry cur = mSharedLibraries.get(name); 8992 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8993 mSharedLibraries.remove(name); 8994 if (DEBUG_REMOVE && chatty) { 8995 if (r == null) { 8996 r = new StringBuilder(256); 8997 } else { 8998 r.append(' '); 8999 } 9000 r.append(name); 9001 } 9002 } 9003 } 9004 } 9005 } 9006 if (r != null) { 9007 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 9008 } 9009 } 9010 9011 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 9012 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 9013 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 9014 return true; 9015 } 9016 } 9017 return false; 9018 } 9019 9020 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 9021 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 9022 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 9023 9024 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 9025 // Update the parent permissions 9026 updatePermissionsLPw(pkg.packageName, pkg, flags); 9027 // Update the child permissions 9028 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9029 for (int i = 0; i < childCount; i++) { 9030 PackageParser.Package childPkg = pkg.childPackages.get(i); 9031 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 9032 } 9033 } 9034 9035 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 9036 int flags) { 9037 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 9038 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 9039 } 9040 9041 private void updatePermissionsLPw(String changingPkg, 9042 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 9043 // Make sure there are no dangling permission trees. 9044 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9045 while (it.hasNext()) { 9046 final BasePermission bp = it.next(); 9047 if (bp.packageSetting == null) { 9048 // We may not yet have parsed the package, so just see if 9049 // we still know about its settings. 9050 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9051 } 9052 if (bp.packageSetting == null) { 9053 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9054 + " from package " + bp.sourcePackage); 9055 it.remove(); 9056 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9057 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9058 Slog.i(TAG, "Removing old permission tree: " + bp.name 9059 + " from package " + bp.sourcePackage); 9060 flags |= UPDATE_PERMISSIONS_ALL; 9061 it.remove(); 9062 } 9063 } 9064 } 9065 9066 // Make sure all dynamic permissions have been assigned to a package, 9067 // and make sure there are no dangling permissions. 9068 it = mSettings.mPermissions.values().iterator(); 9069 while (it.hasNext()) { 9070 final BasePermission bp = it.next(); 9071 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9072 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9073 + bp.name + " pkg=" + bp.sourcePackage 9074 + " info=" + bp.pendingInfo); 9075 if (bp.packageSetting == null && bp.pendingInfo != null) { 9076 final BasePermission tree = findPermissionTreeLP(bp.name); 9077 if (tree != null && tree.perm != null) { 9078 bp.packageSetting = tree.packageSetting; 9079 bp.perm = new PackageParser.Permission(tree.perm.owner, 9080 new PermissionInfo(bp.pendingInfo)); 9081 bp.perm.info.packageName = tree.perm.info.packageName; 9082 bp.perm.info.name = bp.name; 9083 bp.uid = tree.uid; 9084 } 9085 } 9086 } 9087 if (bp.packageSetting == null) { 9088 // We may not yet have parsed the package, so just see if 9089 // we still know about its settings. 9090 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9091 } 9092 if (bp.packageSetting == null) { 9093 Slog.w(TAG, "Removing dangling permission: " + bp.name 9094 + " from package " + bp.sourcePackage); 9095 it.remove(); 9096 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9097 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9098 Slog.i(TAG, "Removing old permission: " + bp.name 9099 + " from package " + bp.sourcePackage); 9100 flags |= UPDATE_PERMISSIONS_ALL; 9101 it.remove(); 9102 } 9103 } 9104 } 9105 9106 // Now update the permissions for all packages, in particular 9107 // replace the granted permissions of the system packages. 9108 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9109 for (PackageParser.Package pkg : mPackages.values()) { 9110 if (pkg != pkgInfo) { 9111 // Only replace for packages on requested volume 9112 final String volumeUuid = getVolumeUuidForPackage(pkg); 9113 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9114 && Objects.equals(replaceVolumeUuid, volumeUuid); 9115 grantPermissionsLPw(pkg, replace, changingPkg); 9116 } 9117 } 9118 } 9119 9120 if (pkgInfo != null) { 9121 // Only replace for packages on requested volume 9122 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9123 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9124 && Objects.equals(replaceVolumeUuid, volumeUuid); 9125 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9126 } 9127 } 9128 9129 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9130 String packageOfInterest) { 9131 // IMPORTANT: There are two types of permissions: install and runtime. 9132 // Install time permissions are granted when the app is installed to 9133 // all device users and users added in the future. Runtime permissions 9134 // are granted at runtime explicitly to specific users. Normal and signature 9135 // protected permissions are install time permissions. Dangerous permissions 9136 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9137 // otherwise they are runtime permissions. This function does not manage 9138 // runtime permissions except for the case an app targeting Lollipop MR1 9139 // being upgraded to target a newer SDK, in which case dangerous permissions 9140 // are transformed from install time to runtime ones. 9141 9142 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9143 if (ps == null) { 9144 return; 9145 } 9146 9147 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9148 9149 PermissionsState permissionsState = ps.getPermissionsState(); 9150 PermissionsState origPermissions = permissionsState; 9151 9152 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9153 9154 boolean runtimePermissionsRevoked = false; 9155 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9156 9157 boolean changedInstallPermission = false; 9158 9159 if (replace) { 9160 ps.installPermissionsFixed = false; 9161 if (!ps.isSharedUser()) { 9162 origPermissions = new PermissionsState(permissionsState); 9163 permissionsState.reset(); 9164 } else { 9165 // We need to know only about runtime permission changes since the 9166 // calling code always writes the install permissions state but 9167 // the runtime ones are written only if changed. The only cases of 9168 // changed runtime permissions here are promotion of an install to 9169 // runtime and revocation of a runtime from a shared user. 9170 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9171 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9172 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 9173 runtimePermissionsRevoked = true; 9174 } 9175 } 9176 } 9177 9178 permissionsState.setGlobalGids(mGlobalGids); 9179 9180 final int N = pkg.requestedPermissions.size(); 9181 for (int i=0; i<N; i++) { 9182 final String name = pkg.requestedPermissions.get(i); 9183 final BasePermission bp = mSettings.mPermissions.get(name); 9184 9185 if (DEBUG_INSTALL) { 9186 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 9187 } 9188 9189 if (bp == null || bp.packageSetting == null) { 9190 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9191 Slog.w(TAG, "Unknown permission " + name 9192 + " in package " + pkg.packageName); 9193 } 9194 continue; 9195 } 9196 9197 final String perm = bp.name; 9198 boolean allowedSig = false; 9199 int grant = GRANT_DENIED; 9200 9201 // Keep track of app op permissions. 9202 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9203 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 9204 if (pkgs == null) { 9205 pkgs = new ArraySet<>(); 9206 mAppOpPermissionPackages.put(bp.name, pkgs); 9207 } 9208 pkgs.add(pkg.packageName); 9209 } 9210 9211 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 9212 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 9213 >= Build.VERSION_CODES.M; 9214 switch (level) { 9215 case PermissionInfo.PROTECTION_NORMAL: { 9216 // For all apps normal permissions are install time ones. 9217 grant = GRANT_INSTALL; 9218 } break; 9219 9220 case PermissionInfo.PROTECTION_DANGEROUS: { 9221 // If a permission review is required for legacy apps we represent 9222 // their permissions as always granted runtime ones since we need 9223 // to keep the review required permission flag per user while an 9224 // install permission's state is shared across all users. 9225 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 9226 // For legacy apps dangerous permissions are install time ones. 9227 grant = GRANT_INSTALL; 9228 } else if (origPermissions.hasInstallPermission(bp.name)) { 9229 // For legacy apps that became modern, install becomes runtime. 9230 grant = GRANT_UPGRADE; 9231 } else if (mPromoteSystemApps 9232 && isSystemApp(ps) 9233 && mExistingSystemPackages.contains(ps.name)) { 9234 // For legacy system apps, install becomes runtime. 9235 // We cannot check hasInstallPermission() for system apps since those 9236 // permissions were granted implicitly and not persisted pre-M. 9237 grant = GRANT_UPGRADE; 9238 } else { 9239 // For modern apps keep runtime permissions unchanged. 9240 grant = GRANT_RUNTIME; 9241 } 9242 } break; 9243 9244 case PermissionInfo.PROTECTION_SIGNATURE: { 9245 // For all apps signature permissions are install time ones. 9246 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 9247 if (allowedSig) { 9248 grant = GRANT_INSTALL; 9249 } 9250 } break; 9251 } 9252 9253 if (DEBUG_INSTALL) { 9254 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 9255 } 9256 9257 if (grant != GRANT_DENIED) { 9258 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 9259 // If this is an existing, non-system package, then 9260 // we can't add any new permissions to it. 9261 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 9262 // Except... if this is a permission that was added 9263 // to the platform (note: need to only do this when 9264 // updating the platform). 9265 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 9266 grant = GRANT_DENIED; 9267 } 9268 } 9269 } 9270 9271 switch (grant) { 9272 case GRANT_INSTALL: { 9273 // Revoke this as runtime permission to handle the case of 9274 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 9275 for (int userId : UserManagerService.getInstance().getUserIds()) { 9276 if (origPermissions.getRuntimePermissionState( 9277 bp.name, userId) != null) { 9278 // Revoke the runtime permission and clear the flags. 9279 origPermissions.revokeRuntimePermission(bp, userId); 9280 origPermissions.updatePermissionFlags(bp, userId, 9281 PackageManager.MASK_PERMISSION_FLAGS, 0); 9282 // If we revoked a permission permission, we have to write. 9283 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9284 changedRuntimePermissionUserIds, userId); 9285 } 9286 } 9287 // Grant an install permission. 9288 if (permissionsState.grantInstallPermission(bp) != 9289 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9290 changedInstallPermission = true; 9291 } 9292 } break; 9293 9294 case GRANT_RUNTIME: { 9295 // Grant previously granted runtime permissions. 9296 for (int userId : UserManagerService.getInstance().getUserIds()) { 9297 PermissionState permissionState = origPermissions 9298 .getRuntimePermissionState(bp.name, userId); 9299 int flags = permissionState != null 9300 ? permissionState.getFlags() : 0; 9301 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 9302 if (permissionsState.grantRuntimePermission(bp, userId) == 9303 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9304 // If we cannot put the permission as it was, we have to write. 9305 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9306 changedRuntimePermissionUserIds, userId); 9307 } 9308 // If the app supports runtime permissions no need for a review. 9309 if (Build.PERMISSIONS_REVIEW_REQUIRED 9310 && appSupportsRuntimePermissions 9311 && (flags & PackageManager 9312 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 9313 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 9314 // Since we changed the flags, we have to write. 9315 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9316 changedRuntimePermissionUserIds, userId); 9317 } 9318 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 9319 && !appSupportsRuntimePermissions) { 9320 // For legacy apps that need a permission review, every new 9321 // runtime permission is granted but it is pending a review. 9322 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 9323 permissionsState.grantRuntimePermission(bp, userId); 9324 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 9325 // We changed the permission and flags, hence have to write. 9326 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9327 changedRuntimePermissionUserIds, userId); 9328 } 9329 } 9330 // Propagate the permission flags. 9331 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 9332 } 9333 } break; 9334 9335 case GRANT_UPGRADE: { 9336 // Grant runtime permissions for a previously held install permission. 9337 PermissionState permissionState = origPermissions 9338 .getInstallPermissionState(bp.name); 9339 final int flags = permissionState != null ? permissionState.getFlags() : 0; 9340 9341 if (origPermissions.revokeInstallPermission(bp) 9342 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 9343 // We will be transferring the permission flags, so clear them. 9344 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 9345 PackageManager.MASK_PERMISSION_FLAGS, 0); 9346 changedInstallPermission = true; 9347 } 9348 9349 // If the permission is not to be promoted to runtime we ignore it and 9350 // also its other flags as they are not applicable to install permissions. 9351 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 9352 for (int userId : currentUserIds) { 9353 if (permissionsState.grantRuntimePermission(bp, userId) != 9354 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9355 // Transfer the permission flags. 9356 permissionsState.updatePermissionFlags(bp, userId, 9357 flags, flags); 9358 // If we granted the permission, we have to write. 9359 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9360 changedRuntimePermissionUserIds, userId); 9361 } 9362 } 9363 } 9364 } break; 9365 9366 default: { 9367 if (packageOfInterest == null 9368 || packageOfInterest.equals(pkg.packageName)) { 9369 Slog.w(TAG, "Not granting permission " + perm 9370 + " to package " + pkg.packageName 9371 + " because it was previously installed without"); 9372 } 9373 } break; 9374 } 9375 } else { 9376 if (permissionsState.revokeInstallPermission(bp) != 9377 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9378 // Also drop the permission flags. 9379 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 9380 PackageManager.MASK_PERMISSION_FLAGS, 0); 9381 changedInstallPermission = true; 9382 Slog.i(TAG, "Un-granting permission " + perm 9383 + " from package " + pkg.packageName 9384 + " (protectionLevel=" + bp.protectionLevel 9385 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9386 + ")"); 9387 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 9388 // Don't print warning for app op permissions, since it is fine for them 9389 // not to be granted, there is a UI for the user to decide. 9390 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9391 Slog.w(TAG, "Not granting permission " + perm 9392 + " to package " + pkg.packageName 9393 + " (protectionLevel=" + bp.protectionLevel 9394 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9395 + ")"); 9396 } 9397 } 9398 } 9399 } 9400 9401 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 9402 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 9403 // This is the first that we have heard about this package, so the 9404 // permissions we have now selected are fixed until explicitly 9405 // changed. 9406 ps.installPermissionsFixed = true; 9407 } 9408 9409 // Persist the runtime permissions state for users with changes. If permissions 9410 // were revoked because no app in the shared user declares them we have to 9411 // write synchronously to avoid losing runtime permissions state. 9412 for (int userId : changedRuntimePermissionUserIds) { 9413 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9414 } 9415 9416 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9417 } 9418 9419 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9420 boolean allowed = false; 9421 final int NP = PackageParser.NEW_PERMISSIONS.length; 9422 for (int ip=0; ip<NP; ip++) { 9423 final PackageParser.NewPermissionInfo npi 9424 = PackageParser.NEW_PERMISSIONS[ip]; 9425 if (npi.name.equals(perm) 9426 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9427 allowed = true; 9428 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9429 + pkg.packageName); 9430 break; 9431 } 9432 } 9433 return allowed; 9434 } 9435 9436 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9437 BasePermission bp, PermissionsState origPermissions) { 9438 boolean allowed; 9439 allowed = (compareSignatures( 9440 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9441 == PackageManager.SIGNATURE_MATCH) 9442 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9443 == PackageManager.SIGNATURE_MATCH); 9444 if (!allowed && (bp.protectionLevel 9445 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9446 if (isSystemApp(pkg)) { 9447 // For updated system applications, a system permission 9448 // is granted only if it had been defined by the original application. 9449 if (pkg.isUpdatedSystemApp()) { 9450 final PackageSetting sysPs = mSettings 9451 .getDisabledSystemPkgLPr(pkg.packageName); 9452 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 9453 // If the original was granted this permission, we take 9454 // that grant decision as read and propagate it to the 9455 // update. 9456 if (sysPs.isPrivileged()) { 9457 allowed = true; 9458 } 9459 } else { 9460 // The system apk may have been updated with an older 9461 // version of the one on the data partition, but which 9462 // granted a new system permission that it didn't have 9463 // before. In this case we do want to allow the app to 9464 // now get the new permission if the ancestral apk is 9465 // privileged to get it. 9466 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 9467 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 9468 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 9469 allowed = true; 9470 break; 9471 } 9472 } 9473 } 9474 // Also if a privileged parent package on the system image or any of 9475 // its children requested a privileged permission, the updated child 9476 // packages can also get the permission. 9477 if (pkg.parentPackage != null) { 9478 final PackageSetting disabledSysParentPs = mSettings 9479 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 9480 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 9481 && disabledSysParentPs.isPrivileged()) { 9482 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 9483 allowed = true; 9484 } else if (disabledSysParentPs.pkg.childPackages != null) { 9485 final int count = disabledSysParentPs.pkg.childPackages.size(); 9486 for (int i = 0; i < count; i++) { 9487 PackageParser.Package disabledSysChildPkg = 9488 disabledSysParentPs.pkg.childPackages.get(i); 9489 if (isPackageRequestingPermission(disabledSysChildPkg, 9490 perm)) { 9491 allowed = true; 9492 break; 9493 } 9494 } 9495 } 9496 } 9497 } 9498 } 9499 } else { 9500 allowed = isPrivilegedApp(pkg); 9501 } 9502 } 9503 } 9504 if (!allowed) { 9505 if (!allowed && (bp.protectionLevel 9506 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9507 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9508 // If this was a previously normal/dangerous permission that got moved 9509 // to a system permission as part of the runtime permission redesign, then 9510 // we still want to blindly grant it to old apps. 9511 allowed = true; 9512 } 9513 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9514 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9515 // If this permission is to be granted to the system installer and 9516 // this app is an installer, then it gets the permission. 9517 allowed = true; 9518 } 9519 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9520 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9521 // If this permission is to be granted to the system verifier and 9522 // this app is a verifier, then it gets the permission. 9523 allowed = true; 9524 } 9525 if (!allowed && (bp.protectionLevel 9526 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9527 && isSystemApp(pkg)) { 9528 // Any pre-installed system app is allowed to get this permission. 9529 allowed = true; 9530 } 9531 if (!allowed && (bp.protectionLevel 9532 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9533 // For development permissions, a development permission 9534 // is granted only if it was already granted. 9535 allowed = origPermissions.hasInstallPermission(perm); 9536 } 9537 } 9538 return allowed; 9539 } 9540 9541 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 9542 final int permCount = pkg.requestedPermissions.size(); 9543 for (int j = 0; j < permCount; j++) { 9544 String requestedPermission = pkg.requestedPermissions.get(j); 9545 if (permission.equals(requestedPermission)) { 9546 return true; 9547 } 9548 } 9549 return false; 9550 } 9551 9552 final class ActivityIntentResolver 9553 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9554 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9555 boolean defaultOnly, int userId) { 9556 if (!sUserManager.exists(userId)) return null; 9557 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9558 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9559 } 9560 9561 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9562 int userId) { 9563 if (!sUserManager.exists(userId)) return null; 9564 mFlags = flags; 9565 return super.queryIntent(intent, resolvedType, 9566 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9567 } 9568 9569 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9570 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9571 if (!sUserManager.exists(userId)) return null; 9572 if (packageActivities == null) { 9573 return null; 9574 } 9575 mFlags = flags; 9576 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9577 final int N = packageActivities.size(); 9578 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9579 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9580 9581 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9582 for (int i = 0; i < N; ++i) { 9583 intentFilters = packageActivities.get(i).intents; 9584 if (intentFilters != null && intentFilters.size() > 0) { 9585 PackageParser.ActivityIntentInfo[] array = 9586 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9587 intentFilters.toArray(array); 9588 listCut.add(array); 9589 } 9590 } 9591 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9592 } 9593 9594 public final void addActivity(PackageParser.Activity a, String type) { 9595 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9596 mActivities.put(a.getComponentName(), a); 9597 if (DEBUG_SHOW_INFO) 9598 Log.v( 9599 TAG, " " + type + " " + 9600 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9601 if (DEBUG_SHOW_INFO) 9602 Log.v(TAG, " Class=" + a.info.name); 9603 final int NI = a.intents.size(); 9604 for (int j=0; j<NI; j++) { 9605 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9606 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9607 intent.setPriority(0); 9608 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9609 + a.className + " with priority > 0, forcing to 0"); 9610 } 9611 if (DEBUG_SHOW_INFO) { 9612 Log.v(TAG, " IntentFilter:"); 9613 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9614 } 9615 if (!intent.debugCheck()) { 9616 Log.w(TAG, "==> For Activity " + a.info.name); 9617 } 9618 addFilter(intent); 9619 } 9620 } 9621 9622 public final void removeActivity(PackageParser.Activity a, String type) { 9623 mActivities.remove(a.getComponentName()); 9624 if (DEBUG_SHOW_INFO) { 9625 Log.v(TAG, " " + type + " " 9626 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9627 : a.info.name) + ":"); 9628 Log.v(TAG, " Class=" + a.info.name); 9629 } 9630 final int NI = a.intents.size(); 9631 for (int j=0; j<NI; j++) { 9632 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9633 if (DEBUG_SHOW_INFO) { 9634 Log.v(TAG, " IntentFilter:"); 9635 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9636 } 9637 removeFilter(intent); 9638 } 9639 } 9640 9641 @Override 9642 protected boolean allowFilterResult( 9643 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9644 ActivityInfo filterAi = filter.activity.info; 9645 for (int i=dest.size()-1; i>=0; i--) { 9646 ActivityInfo destAi = dest.get(i).activityInfo; 9647 if (destAi.name == filterAi.name 9648 && destAi.packageName == filterAi.packageName) { 9649 return false; 9650 } 9651 } 9652 return true; 9653 } 9654 9655 @Override 9656 protected ActivityIntentInfo[] newArray(int size) { 9657 return new ActivityIntentInfo[size]; 9658 } 9659 9660 @Override 9661 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9662 if (!sUserManager.exists(userId)) return true; 9663 PackageParser.Package p = filter.activity.owner; 9664 if (p != null) { 9665 PackageSetting ps = (PackageSetting)p.mExtras; 9666 if (ps != null) { 9667 // System apps are never considered stopped for purposes of 9668 // filtering, because there may be no way for the user to 9669 // actually re-launch them. 9670 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9671 && ps.getStopped(userId); 9672 } 9673 } 9674 return false; 9675 } 9676 9677 @Override 9678 protected boolean isPackageForFilter(String packageName, 9679 PackageParser.ActivityIntentInfo info) { 9680 return packageName.equals(info.activity.owner.packageName); 9681 } 9682 9683 @Override 9684 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9685 int match, int userId) { 9686 if (!sUserManager.exists(userId)) return null; 9687 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9688 return null; 9689 } 9690 final PackageParser.Activity activity = info.activity; 9691 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9692 if (ps == null) { 9693 return null; 9694 } 9695 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9696 ps.readUserState(userId), userId); 9697 if (ai == null) { 9698 return null; 9699 } 9700 final ResolveInfo res = new ResolveInfo(); 9701 res.activityInfo = ai; 9702 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9703 res.filter = info; 9704 } 9705 if (info != null) { 9706 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9707 } 9708 res.priority = info.getPriority(); 9709 res.preferredOrder = activity.owner.mPreferredOrder; 9710 //System.out.println("Result: " + res.activityInfo.className + 9711 // " = " + res.priority); 9712 res.match = match; 9713 res.isDefault = info.hasDefault; 9714 res.labelRes = info.labelRes; 9715 res.nonLocalizedLabel = info.nonLocalizedLabel; 9716 if (userNeedsBadging(userId)) { 9717 res.noResourceId = true; 9718 } else { 9719 res.icon = info.icon; 9720 } 9721 res.iconResourceId = info.icon; 9722 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9723 return res; 9724 } 9725 9726 @Override 9727 protected void sortResults(List<ResolveInfo> results) { 9728 Collections.sort(results, mResolvePrioritySorter); 9729 } 9730 9731 @Override 9732 protected void dumpFilter(PrintWriter out, String prefix, 9733 PackageParser.ActivityIntentInfo filter) { 9734 out.print(prefix); out.print( 9735 Integer.toHexString(System.identityHashCode(filter.activity))); 9736 out.print(' '); 9737 filter.activity.printComponentShortName(out); 9738 out.print(" filter "); 9739 out.println(Integer.toHexString(System.identityHashCode(filter))); 9740 } 9741 9742 @Override 9743 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9744 return filter.activity; 9745 } 9746 9747 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9748 PackageParser.Activity activity = (PackageParser.Activity)label; 9749 out.print(prefix); out.print( 9750 Integer.toHexString(System.identityHashCode(activity))); 9751 out.print(' '); 9752 activity.printComponentShortName(out); 9753 if (count > 1) { 9754 out.print(" ("); out.print(count); out.print(" filters)"); 9755 } 9756 out.println(); 9757 } 9758 9759// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9760// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9761// final List<ResolveInfo> retList = Lists.newArrayList(); 9762// while (i.hasNext()) { 9763// final ResolveInfo resolveInfo = i.next(); 9764// if (isEnabledLP(resolveInfo.activityInfo)) { 9765// retList.add(resolveInfo); 9766// } 9767// } 9768// return retList; 9769// } 9770 9771 // Keys are String (activity class name), values are Activity. 9772 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9773 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9774 private int mFlags; 9775 } 9776 9777 private final class ServiceIntentResolver 9778 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9779 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9780 boolean defaultOnly, int userId) { 9781 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9782 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9783 } 9784 9785 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9786 int userId) { 9787 if (!sUserManager.exists(userId)) return null; 9788 mFlags = flags; 9789 return super.queryIntent(intent, resolvedType, 9790 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9791 } 9792 9793 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9794 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9795 if (!sUserManager.exists(userId)) return null; 9796 if (packageServices == null) { 9797 return null; 9798 } 9799 mFlags = flags; 9800 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9801 final int N = packageServices.size(); 9802 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9803 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9804 9805 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9806 for (int i = 0; i < N; ++i) { 9807 intentFilters = packageServices.get(i).intents; 9808 if (intentFilters != null && intentFilters.size() > 0) { 9809 PackageParser.ServiceIntentInfo[] array = 9810 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9811 intentFilters.toArray(array); 9812 listCut.add(array); 9813 } 9814 } 9815 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9816 } 9817 9818 public final void addService(PackageParser.Service s) { 9819 mServices.put(s.getComponentName(), s); 9820 if (DEBUG_SHOW_INFO) { 9821 Log.v(TAG, " " 9822 + (s.info.nonLocalizedLabel != null 9823 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9824 Log.v(TAG, " Class=" + s.info.name); 9825 } 9826 final int NI = s.intents.size(); 9827 int j; 9828 for (j=0; j<NI; j++) { 9829 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9830 if (DEBUG_SHOW_INFO) { 9831 Log.v(TAG, " IntentFilter:"); 9832 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9833 } 9834 if (!intent.debugCheck()) { 9835 Log.w(TAG, "==> For Service " + s.info.name); 9836 } 9837 addFilter(intent); 9838 } 9839 } 9840 9841 public final void removeService(PackageParser.Service s) { 9842 mServices.remove(s.getComponentName()); 9843 if (DEBUG_SHOW_INFO) { 9844 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9845 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9846 Log.v(TAG, " Class=" + s.info.name); 9847 } 9848 final int NI = s.intents.size(); 9849 int j; 9850 for (j=0; j<NI; j++) { 9851 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9852 if (DEBUG_SHOW_INFO) { 9853 Log.v(TAG, " IntentFilter:"); 9854 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9855 } 9856 removeFilter(intent); 9857 } 9858 } 9859 9860 @Override 9861 protected boolean allowFilterResult( 9862 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9863 ServiceInfo filterSi = filter.service.info; 9864 for (int i=dest.size()-1; i>=0; i--) { 9865 ServiceInfo destAi = dest.get(i).serviceInfo; 9866 if (destAi.name == filterSi.name 9867 && destAi.packageName == filterSi.packageName) { 9868 return false; 9869 } 9870 } 9871 return true; 9872 } 9873 9874 @Override 9875 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9876 return new PackageParser.ServiceIntentInfo[size]; 9877 } 9878 9879 @Override 9880 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9881 if (!sUserManager.exists(userId)) return true; 9882 PackageParser.Package p = filter.service.owner; 9883 if (p != null) { 9884 PackageSetting ps = (PackageSetting)p.mExtras; 9885 if (ps != null) { 9886 // System apps are never considered stopped for purposes of 9887 // filtering, because there may be no way for the user to 9888 // actually re-launch them. 9889 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9890 && ps.getStopped(userId); 9891 } 9892 } 9893 return false; 9894 } 9895 9896 @Override 9897 protected boolean isPackageForFilter(String packageName, 9898 PackageParser.ServiceIntentInfo info) { 9899 return packageName.equals(info.service.owner.packageName); 9900 } 9901 9902 @Override 9903 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9904 int match, int userId) { 9905 if (!sUserManager.exists(userId)) return null; 9906 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9907 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9908 return null; 9909 } 9910 final PackageParser.Service service = info.service; 9911 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9912 if (ps == null) { 9913 return null; 9914 } 9915 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9916 ps.readUserState(userId), userId); 9917 if (si == null) { 9918 return null; 9919 } 9920 final ResolveInfo res = new ResolveInfo(); 9921 res.serviceInfo = si; 9922 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9923 res.filter = filter; 9924 } 9925 res.priority = info.getPriority(); 9926 res.preferredOrder = service.owner.mPreferredOrder; 9927 res.match = match; 9928 res.isDefault = info.hasDefault; 9929 res.labelRes = info.labelRes; 9930 res.nonLocalizedLabel = info.nonLocalizedLabel; 9931 res.icon = info.icon; 9932 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9933 return res; 9934 } 9935 9936 @Override 9937 protected void sortResults(List<ResolveInfo> results) { 9938 Collections.sort(results, mResolvePrioritySorter); 9939 } 9940 9941 @Override 9942 protected void dumpFilter(PrintWriter out, String prefix, 9943 PackageParser.ServiceIntentInfo filter) { 9944 out.print(prefix); out.print( 9945 Integer.toHexString(System.identityHashCode(filter.service))); 9946 out.print(' '); 9947 filter.service.printComponentShortName(out); 9948 out.print(" filter "); 9949 out.println(Integer.toHexString(System.identityHashCode(filter))); 9950 } 9951 9952 @Override 9953 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9954 return filter.service; 9955 } 9956 9957 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9958 PackageParser.Service service = (PackageParser.Service)label; 9959 out.print(prefix); out.print( 9960 Integer.toHexString(System.identityHashCode(service))); 9961 out.print(' '); 9962 service.printComponentShortName(out); 9963 if (count > 1) { 9964 out.print(" ("); out.print(count); out.print(" filters)"); 9965 } 9966 out.println(); 9967 } 9968 9969// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9970// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9971// final List<ResolveInfo> retList = Lists.newArrayList(); 9972// while (i.hasNext()) { 9973// final ResolveInfo resolveInfo = (ResolveInfo) i; 9974// if (isEnabledLP(resolveInfo.serviceInfo)) { 9975// retList.add(resolveInfo); 9976// } 9977// } 9978// return retList; 9979// } 9980 9981 // Keys are String (activity class name), values are Activity. 9982 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9983 = new ArrayMap<ComponentName, PackageParser.Service>(); 9984 private int mFlags; 9985 }; 9986 9987 private final class ProviderIntentResolver 9988 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9989 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9990 boolean defaultOnly, int userId) { 9991 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9992 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9993 } 9994 9995 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9996 int userId) { 9997 if (!sUserManager.exists(userId)) 9998 return null; 9999 mFlags = flags; 10000 return super.queryIntent(intent, resolvedType, 10001 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10002 } 10003 10004 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10005 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 10006 if (!sUserManager.exists(userId)) 10007 return null; 10008 if (packageProviders == null) { 10009 return null; 10010 } 10011 mFlags = flags; 10012 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 10013 final int N = packageProviders.size(); 10014 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 10015 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 10016 10017 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 10018 for (int i = 0; i < N; ++i) { 10019 intentFilters = packageProviders.get(i).intents; 10020 if (intentFilters != null && intentFilters.size() > 0) { 10021 PackageParser.ProviderIntentInfo[] array = 10022 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 10023 intentFilters.toArray(array); 10024 listCut.add(array); 10025 } 10026 } 10027 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10028 } 10029 10030 public final void addProvider(PackageParser.Provider p) { 10031 if (mProviders.containsKey(p.getComponentName())) { 10032 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 10033 return; 10034 } 10035 10036 mProviders.put(p.getComponentName(), p); 10037 if (DEBUG_SHOW_INFO) { 10038 Log.v(TAG, " " 10039 + (p.info.nonLocalizedLabel != null 10040 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 10041 Log.v(TAG, " Class=" + p.info.name); 10042 } 10043 final int NI = p.intents.size(); 10044 int j; 10045 for (j = 0; j < NI; j++) { 10046 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10047 if (DEBUG_SHOW_INFO) { 10048 Log.v(TAG, " IntentFilter:"); 10049 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10050 } 10051 if (!intent.debugCheck()) { 10052 Log.w(TAG, "==> For Provider " + p.info.name); 10053 } 10054 addFilter(intent); 10055 } 10056 } 10057 10058 public final void removeProvider(PackageParser.Provider p) { 10059 mProviders.remove(p.getComponentName()); 10060 if (DEBUG_SHOW_INFO) { 10061 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 10062 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 10063 Log.v(TAG, " Class=" + p.info.name); 10064 } 10065 final int NI = p.intents.size(); 10066 int j; 10067 for (j = 0; j < NI; j++) { 10068 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10069 if (DEBUG_SHOW_INFO) { 10070 Log.v(TAG, " IntentFilter:"); 10071 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10072 } 10073 removeFilter(intent); 10074 } 10075 } 10076 10077 @Override 10078 protected boolean allowFilterResult( 10079 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 10080 ProviderInfo filterPi = filter.provider.info; 10081 for (int i = dest.size() - 1; i >= 0; i--) { 10082 ProviderInfo destPi = dest.get(i).providerInfo; 10083 if (destPi.name == filterPi.name 10084 && destPi.packageName == filterPi.packageName) { 10085 return false; 10086 } 10087 } 10088 return true; 10089 } 10090 10091 @Override 10092 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 10093 return new PackageParser.ProviderIntentInfo[size]; 10094 } 10095 10096 @Override 10097 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 10098 if (!sUserManager.exists(userId)) 10099 return true; 10100 PackageParser.Package p = filter.provider.owner; 10101 if (p != null) { 10102 PackageSetting ps = (PackageSetting) p.mExtras; 10103 if (ps != null) { 10104 // System apps are never considered stopped for purposes of 10105 // filtering, because there may be no way for the user to 10106 // actually re-launch them. 10107 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 10108 && ps.getStopped(userId); 10109 } 10110 } 10111 return false; 10112 } 10113 10114 @Override 10115 protected boolean isPackageForFilter(String packageName, 10116 PackageParser.ProviderIntentInfo info) { 10117 return packageName.equals(info.provider.owner.packageName); 10118 } 10119 10120 @Override 10121 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 10122 int match, int userId) { 10123 if (!sUserManager.exists(userId)) 10124 return null; 10125 final PackageParser.ProviderIntentInfo info = filter; 10126 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 10127 return null; 10128 } 10129 final PackageParser.Provider provider = info.provider; 10130 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 10131 if (ps == null) { 10132 return null; 10133 } 10134 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 10135 ps.readUserState(userId), userId); 10136 if (pi == null) { 10137 return null; 10138 } 10139 final ResolveInfo res = new ResolveInfo(); 10140 res.providerInfo = pi; 10141 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 10142 res.filter = filter; 10143 } 10144 res.priority = info.getPriority(); 10145 res.preferredOrder = provider.owner.mPreferredOrder; 10146 res.match = match; 10147 res.isDefault = info.hasDefault; 10148 res.labelRes = info.labelRes; 10149 res.nonLocalizedLabel = info.nonLocalizedLabel; 10150 res.icon = info.icon; 10151 res.system = res.providerInfo.applicationInfo.isSystemApp(); 10152 return res; 10153 } 10154 10155 @Override 10156 protected void sortResults(List<ResolveInfo> results) { 10157 Collections.sort(results, mResolvePrioritySorter); 10158 } 10159 10160 @Override 10161 protected void dumpFilter(PrintWriter out, String prefix, 10162 PackageParser.ProviderIntentInfo filter) { 10163 out.print(prefix); 10164 out.print( 10165 Integer.toHexString(System.identityHashCode(filter.provider))); 10166 out.print(' '); 10167 filter.provider.printComponentShortName(out); 10168 out.print(" filter "); 10169 out.println(Integer.toHexString(System.identityHashCode(filter))); 10170 } 10171 10172 @Override 10173 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 10174 return filter.provider; 10175 } 10176 10177 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10178 PackageParser.Provider provider = (PackageParser.Provider)label; 10179 out.print(prefix); out.print( 10180 Integer.toHexString(System.identityHashCode(provider))); 10181 out.print(' '); 10182 provider.printComponentShortName(out); 10183 if (count > 1) { 10184 out.print(" ("); out.print(count); out.print(" filters)"); 10185 } 10186 out.println(); 10187 } 10188 10189 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 10190 = new ArrayMap<ComponentName, PackageParser.Provider>(); 10191 private int mFlags; 10192 } 10193 10194 private static final class EphemeralIntentResolver 10195 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 10196 @Override 10197 protected EphemeralResolveIntentInfo[] newArray(int size) { 10198 return new EphemeralResolveIntentInfo[size]; 10199 } 10200 10201 @Override 10202 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 10203 return true; 10204 } 10205 10206 @Override 10207 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 10208 int userId) { 10209 if (!sUserManager.exists(userId)) { 10210 return null; 10211 } 10212 return info.getEphemeralResolveInfo(); 10213 } 10214 } 10215 10216 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 10217 new Comparator<ResolveInfo>() { 10218 public int compare(ResolveInfo r1, ResolveInfo r2) { 10219 int v1 = r1.priority; 10220 int v2 = r2.priority; 10221 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 10222 if (v1 != v2) { 10223 return (v1 > v2) ? -1 : 1; 10224 } 10225 v1 = r1.preferredOrder; 10226 v2 = r2.preferredOrder; 10227 if (v1 != v2) { 10228 return (v1 > v2) ? -1 : 1; 10229 } 10230 if (r1.isDefault != r2.isDefault) { 10231 return r1.isDefault ? -1 : 1; 10232 } 10233 v1 = r1.match; 10234 v2 = r2.match; 10235 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 10236 if (v1 != v2) { 10237 return (v1 > v2) ? -1 : 1; 10238 } 10239 if (r1.system != r2.system) { 10240 return r1.system ? -1 : 1; 10241 } 10242 if (r1.activityInfo != null) { 10243 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 10244 } 10245 if (r1.serviceInfo != null) { 10246 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 10247 } 10248 if (r1.providerInfo != null) { 10249 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 10250 } 10251 return 0; 10252 } 10253 }; 10254 10255 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 10256 new Comparator<ProviderInfo>() { 10257 public int compare(ProviderInfo p1, ProviderInfo p2) { 10258 final int v1 = p1.initOrder; 10259 final int v2 = p2.initOrder; 10260 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 10261 } 10262 }; 10263 10264 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 10265 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 10266 final int[] userIds) { 10267 mHandler.post(new Runnable() { 10268 @Override 10269 public void run() { 10270 try { 10271 final IActivityManager am = ActivityManagerNative.getDefault(); 10272 if (am == null) return; 10273 final int[] resolvedUserIds; 10274 if (userIds == null) { 10275 resolvedUserIds = am.getRunningUserIds(); 10276 } else { 10277 resolvedUserIds = userIds; 10278 } 10279 for (int id : resolvedUserIds) { 10280 final Intent intent = new Intent(action, 10281 pkg != null ? Uri.fromParts("package", pkg, null) : null); 10282 if (extras != null) { 10283 intent.putExtras(extras); 10284 } 10285 if (targetPkg != null) { 10286 intent.setPackage(targetPkg); 10287 } 10288 // Modify the UID when posting to other users 10289 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 10290 if (uid > 0 && UserHandle.getUserId(uid) != id) { 10291 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 10292 intent.putExtra(Intent.EXTRA_UID, uid); 10293 } 10294 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 10295 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 10296 if (DEBUG_BROADCASTS) { 10297 RuntimeException here = new RuntimeException("here"); 10298 here.fillInStackTrace(); 10299 Slog.d(TAG, "Sending to user " + id + ": " 10300 + intent.toShortString(false, true, false, false) 10301 + " " + intent.getExtras(), here); 10302 } 10303 am.broadcastIntent(null, intent, null, finishedReceiver, 10304 0, null, null, null, android.app.AppOpsManager.OP_NONE, 10305 null, finishedReceiver != null, false, id); 10306 } 10307 } catch (RemoteException ex) { 10308 } 10309 } 10310 }); 10311 } 10312 10313 /** 10314 * Check if the external storage media is available. This is true if there 10315 * is a mounted external storage medium or if the external storage is 10316 * emulated. 10317 */ 10318 private boolean isExternalMediaAvailable() { 10319 return mMediaMounted || Environment.isExternalStorageEmulated(); 10320 } 10321 10322 @Override 10323 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 10324 // writer 10325 synchronized (mPackages) { 10326 if (!isExternalMediaAvailable()) { 10327 // If the external storage is no longer mounted at this point, 10328 // the caller may not have been able to delete all of this 10329 // packages files and can not delete any more. Bail. 10330 return null; 10331 } 10332 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 10333 if (lastPackage != null) { 10334 pkgs.remove(lastPackage); 10335 } 10336 if (pkgs.size() > 0) { 10337 return pkgs.get(0); 10338 } 10339 } 10340 return null; 10341 } 10342 10343 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 10344 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 10345 userId, andCode ? 1 : 0, packageName); 10346 if (mSystemReady) { 10347 msg.sendToTarget(); 10348 } else { 10349 if (mPostSystemReadyMessages == null) { 10350 mPostSystemReadyMessages = new ArrayList<>(); 10351 } 10352 mPostSystemReadyMessages.add(msg); 10353 } 10354 } 10355 10356 void startCleaningPackages() { 10357 // reader 10358 synchronized (mPackages) { 10359 if (!isExternalMediaAvailable()) { 10360 return; 10361 } 10362 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 10363 return; 10364 } 10365 } 10366 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 10367 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 10368 IActivityManager am = ActivityManagerNative.getDefault(); 10369 if (am != null) { 10370 try { 10371 am.startService(null, intent, null, mContext.getOpPackageName(), 10372 UserHandle.USER_SYSTEM); 10373 } catch (RemoteException e) { 10374 } 10375 } 10376 } 10377 10378 @Override 10379 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 10380 int installFlags, String installerPackageName, int userId) { 10381 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 10382 10383 final int callingUid = Binder.getCallingUid(); 10384 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 10385 10386 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10387 try { 10388 if (observer != null) { 10389 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 10390 } 10391 } catch (RemoteException re) { 10392 } 10393 return; 10394 } 10395 10396 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 10397 installFlags |= PackageManager.INSTALL_FROM_ADB; 10398 10399 } else { 10400 // Caller holds INSTALL_PACKAGES permission, so we're less strict 10401 // about installerPackageName. 10402 10403 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 10404 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 10405 } 10406 10407 UserHandle user; 10408 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 10409 user = UserHandle.ALL; 10410 } else { 10411 user = new UserHandle(userId); 10412 } 10413 10414 // Only system components can circumvent runtime permissions when installing. 10415 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 10416 && mContext.checkCallingOrSelfPermission(Manifest.permission 10417 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10418 throw new SecurityException("You need the " 10419 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10420 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10421 } 10422 10423 final File originFile = new File(originPath); 10424 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10425 10426 final Message msg = mHandler.obtainMessage(INIT_COPY); 10427 final VerificationInfo verificationInfo = new VerificationInfo( 10428 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 10429 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 10430 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 10431 null /*packageAbiOverride*/, null /*grantedPermissions*/); 10432 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10433 msg.obj = params; 10434 10435 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10436 System.identityHashCode(msg.obj)); 10437 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10438 System.identityHashCode(msg.obj)); 10439 10440 mHandler.sendMessage(msg); 10441 } 10442 10443 void installStage(String packageName, File stagedDir, String stagedCid, 10444 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10445 String installerPackageName, int installerUid, UserHandle user) { 10446 if (DEBUG_EPHEMERAL) { 10447 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10448 Slog.d(TAG, "Ephemeral install of " + packageName); 10449 } 10450 } 10451 final VerificationInfo verificationInfo = new VerificationInfo( 10452 sessionParams.originatingUri, sessionParams.referrerUri, 10453 sessionParams.originatingUid, installerUid); 10454 10455 final OriginInfo origin; 10456 if (stagedDir != null) { 10457 origin = OriginInfo.fromStagedFile(stagedDir); 10458 } else { 10459 origin = OriginInfo.fromStagedContainer(stagedCid); 10460 } 10461 10462 final Message msg = mHandler.obtainMessage(INIT_COPY); 10463 final InstallParams params = new InstallParams(origin, null, observer, 10464 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10465 verificationInfo, user, sessionParams.abiOverride, 10466 sessionParams.grantedRuntimePermissions); 10467 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10468 msg.obj = params; 10469 10470 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10471 System.identityHashCode(msg.obj)); 10472 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10473 System.identityHashCode(msg.obj)); 10474 10475 mHandler.sendMessage(msg); 10476 } 10477 10478 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 10479 int userId) { 10480 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10481 sendPackageAddedForUser(packageName, isSystem, pkgSetting.appId, userId); 10482 } 10483 10484 private void sendPackageAddedForUser(String packageName, boolean isSystem, 10485 int appId, int userId) { 10486 Bundle extras = new Bundle(1); 10487 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, appId)); 10488 10489 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10490 packageName, extras, 0, null, null, new int[] {userId}); 10491 try { 10492 IActivityManager am = ActivityManagerNative.getDefault(); 10493 if (isSystem && am.isUserRunning(userId, 0)) { 10494 // The just-installed/enabled app is bundled on the system, so presumed 10495 // to be able to run automatically without needing an explicit launch. 10496 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10497 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10498 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10499 .setPackage(packageName); 10500 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10501 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10502 } 10503 } catch (RemoteException e) { 10504 // shouldn't happen 10505 Slog.w(TAG, "Unable to bootstrap installed package", e); 10506 } 10507 } 10508 10509 @Override 10510 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10511 int userId) { 10512 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10513 PackageSetting pkgSetting; 10514 final int uid = Binder.getCallingUid(); 10515 enforceCrossUserPermission(uid, userId, true, true, 10516 "setApplicationHiddenSetting for user " + userId); 10517 10518 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10519 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10520 return false; 10521 } 10522 10523 long callingId = Binder.clearCallingIdentity(); 10524 try { 10525 boolean sendAdded = false; 10526 boolean sendRemoved = false; 10527 // writer 10528 synchronized (mPackages) { 10529 pkgSetting = mSettings.mPackages.get(packageName); 10530 if (pkgSetting == null) { 10531 return false; 10532 } 10533 if (pkgSetting.getHidden(userId) != hidden) { 10534 pkgSetting.setHidden(hidden, userId); 10535 mSettings.writePackageRestrictionsLPr(userId); 10536 if (hidden) { 10537 sendRemoved = true; 10538 } else { 10539 sendAdded = true; 10540 } 10541 } 10542 } 10543 if (sendAdded) { 10544 sendPackageAddedForUser(packageName, pkgSetting, userId); 10545 return true; 10546 } 10547 if (sendRemoved) { 10548 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10549 "hiding pkg"); 10550 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10551 return true; 10552 } 10553 } finally { 10554 Binder.restoreCallingIdentity(callingId); 10555 } 10556 return false; 10557 } 10558 10559 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10560 int userId) { 10561 final PackageRemovedInfo info = new PackageRemovedInfo(); 10562 info.removedPackage = packageName; 10563 info.removedUsers = new int[] {userId}; 10564 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10565 info.sendPackageRemovedBroadcasts(); 10566 } 10567 10568 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 10569 if (pkgList.length > 0) { 10570 Bundle extras = new Bundle(1); 10571 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 10572 10573 sendPackageBroadcast( 10574 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 10575 : Intent.ACTION_PACKAGES_UNSUSPENDED, 10576 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 10577 new int[] {userId}); 10578 } 10579 } 10580 10581 /** 10582 * Returns true if application is not found or there was an error. Otherwise it returns 10583 * the hidden state of the package for the given user. 10584 */ 10585 @Override 10586 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10587 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10588 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10589 false, "getApplicationHidden for user " + userId); 10590 PackageSetting pkgSetting; 10591 long callingId = Binder.clearCallingIdentity(); 10592 try { 10593 // writer 10594 synchronized (mPackages) { 10595 pkgSetting = mSettings.mPackages.get(packageName); 10596 if (pkgSetting == null) { 10597 return true; 10598 } 10599 return pkgSetting.getHidden(userId); 10600 } 10601 } finally { 10602 Binder.restoreCallingIdentity(callingId); 10603 } 10604 } 10605 10606 /** 10607 * @hide 10608 */ 10609 @Override 10610 public int installExistingPackageAsUser(String packageName, int userId) { 10611 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10612 null); 10613 PackageSetting pkgSetting; 10614 final int uid = Binder.getCallingUid(); 10615 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10616 + userId); 10617 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10618 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10619 } 10620 10621 long callingId = Binder.clearCallingIdentity(); 10622 try { 10623 boolean installed = false; 10624 10625 // writer 10626 synchronized (mPackages) { 10627 pkgSetting = mSettings.mPackages.get(packageName); 10628 if (pkgSetting == null) { 10629 return PackageManager.INSTALL_FAILED_INVALID_URI; 10630 } 10631 if (!pkgSetting.getInstalled(userId)) { 10632 pkgSetting.setInstalled(true, userId); 10633 pkgSetting.setHidden(false, userId); 10634 mSettings.writePackageRestrictionsLPr(userId); 10635 installed = true; 10636 } 10637 } 10638 10639 if (installed) { 10640 if (pkgSetting.pkg != null) { 10641 prepareAppDataAfterInstall(pkgSetting.pkg); 10642 } 10643 sendPackageAddedForUser(packageName, pkgSetting, userId); 10644 } 10645 } finally { 10646 Binder.restoreCallingIdentity(callingId); 10647 } 10648 10649 return PackageManager.INSTALL_SUCCEEDED; 10650 } 10651 10652 boolean isUserRestricted(int userId, String restrictionKey) { 10653 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10654 if (restrictions.getBoolean(restrictionKey, false)) { 10655 Log.w(TAG, "User is restricted: " + restrictionKey); 10656 return true; 10657 } 10658 return false; 10659 } 10660 10661 @Override 10662 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 10663 int userId) { 10664 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10665 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10666 "setPackagesSuspended for user " + userId); 10667 10668 if (ArrayUtils.isEmpty(packageNames)) { 10669 return packageNames; 10670 } 10671 10672 // List of package names for whom the suspended state has changed. 10673 List<String> changedPackages = new ArrayList<>(packageNames.length); 10674 // List of package names for whom the suspended state is not set as requested in this 10675 // method. 10676 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 10677 for (int i = 0; i < packageNames.length; i++) { 10678 String packageName = packageNames[i]; 10679 long callingId = Binder.clearCallingIdentity(); 10680 try { 10681 boolean changed = false; 10682 final int appId; 10683 synchronized (mPackages) { 10684 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10685 if (pkgSetting == null) { 10686 Slog.w(TAG, "Could not find package setting for package \"" + packageName 10687 + "\". Skipping suspending/un-suspending."); 10688 unactionedPackages.add(packageName); 10689 continue; 10690 } 10691 appId = pkgSetting.appId; 10692 if (pkgSetting.getSuspended(userId) != suspended) { 10693 if (!canSuspendPackageForUserLocked(packageName, userId)) { 10694 unactionedPackages.add(packageName); 10695 continue; 10696 } 10697 pkgSetting.setSuspended(suspended, userId); 10698 mSettings.writePackageRestrictionsLPr(userId); 10699 changed = true; 10700 changedPackages.add(packageName); 10701 } 10702 } 10703 10704 if (changed && suspended) { 10705 killApplication(packageName, UserHandle.getUid(userId, appId), 10706 "suspending package"); 10707 } 10708 } finally { 10709 Binder.restoreCallingIdentity(callingId); 10710 } 10711 } 10712 10713 if (!changedPackages.isEmpty()) { 10714 sendPackagesSuspendedForUser(changedPackages.toArray( 10715 new String[changedPackages.size()]), userId, suspended); 10716 } 10717 10718 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 10719 } 10720 10721 @Override 10722 public boolean isPackageSuspendedForUser(String packageName, int userId) { 10723 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10724 false, "isPackageSuspendedForUser for user " + userId); 10725 synchronized (mPackages) { 10726 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10727 return pkgSetting != null && pkgSetting.getSuspended(userId); 10728 } 10729 } 10730 10731 // TODO: investigate and add more restrictions for suspending crucial packages. 10732 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 10733 if (isPackageDeviceAdmin(packageName, userId)) { 10734 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10735 + "\": has active device admin"); 10736 return false; 10737 } 10738 10739 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 10740 if (packageName.equals(activeLauncherPackageName)) { 10741 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10742 + "\" because it is set as the active launcher"); 10743 return false; 10744 } 10745 10746 final PackageParser.Package pkg = mPackages.get(packageName); 10747 if (pkg != null && isPrivilegedApp(pkg)) { 10748 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10749 + "\" because it is a privileged app"); 10750 return false; 10751 } 10752 10753 return true; 10754 } 10755 10756 private String getActiveLauncherPackageName(int userId) { 10757 Intent intent = new Intent(Intent.ACTION_MAIN); 10758 intent.addCategory(Intent.CATEGORY_HOME); 10759 ResolveInfo resolveInfo = resolveIntent( 10760 intent, 10761 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 10762 PackageManager.MATCH_DEFAULT_ONLY, 10763 userId); 10764 10765 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 10766 } 10767 10768 @Override 10769 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10770 mContext.enforceCallingOrSelfPermission( 10771 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10772 "Only package verification agents can verify applications"); 10773 10774 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10775 final PackageVerificationResponse response = new PackageVerificationResponse( 10776 verificationCode, Binder.getCallingUid()); 10777 msg.arg1 = id; 10778 msg.obj = response; 10779 mHandler.sendMessage(msg); 10780 } 10781 10782 @Override 10783 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10784 long millisecondsToDelay) { 10785 mContext.enforceCallingOrSelfPermission( 10786 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10787 "Only package verification agents can extend verification timeouts"); 10788 10789 final PackageVerificationState state = mPendingVerification.get(id); 10790 final PackageVerificationResponse response = new PackageVerificationResponse( 10791 verificationCodeAtTimeout, Binder.getCallingUid()); 10792 10793 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10794 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10795 } 10796 if (millisecondsToDelay < 0) { 10797 millisecondsToDelay = 0; 10798 } 10799 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10800 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10801 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10802 } 10803 10804 if ((state != null) && !state.timeoutExtended()) { 10805 state.extendTimeout(); 10806 10807 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10808 msg.arg1 = id; 10809 msg.obj = response; 10810 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10811 } 10812 } 10813 10814 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10815 int verificationCode, UserHandle user) { 10816 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10817 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10818 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10819 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10820 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10821 10822 mContext.sendBroadcastAsUser(intent, user, 10823 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10824 } 10825 10826 private ComponentName matchComponentForVerifier(String packageName, 10827 List<ResolveInfo> receivers) { 10828 ActivityInfo targetReceiver = null; 10829 10830 final int NR = receivers.size(); 10831 for (int i = 0; i < NR; i++) { 10832 final ResolveInfo info = receivers.get(i); 10833 if (info.activityInfo == null) { 10834 continue; 10835 } 10836 10837 if (packageName.equals(info.activityInfo.packageName)) { 10838 targetReceiver = info.activityInfo; 10839 break; 10840 } 10841 } 10842 10843 if (targetReceiver == null) { 10844 return null; 10845 } 10846 10847 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10848 } 10849 10850 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10851 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10852 if (pkgInfo.verifiers.length == 0) { 10853 return null; 10854 } 10855 10856 final int N = pkgInfo.verifiers.length; 10857 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10858 for (int i = 0; i < N; i++) { 10859 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10860 10861 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10862 receivers); 10863 if (comp == null) { 10864 continue; 10865 } 10866 10867 final int verifierUid = getUidForVerifier(verifierInfo); 10868 if (verifierUid == -1) { 10869 continue; 10870 } 10871 10872 if (DEBUG_VERIFY) { 10873 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10874 + " with the correct signature"); 10875 } 10876 sufficientVerifiers.add(comp); 10877 verificationState.addSufficientVerifier(verifierUid); 10878 } 10879 10880 return sufficientVerifiers; 10881 } 10882 10883 private int getUidForVerifier(VerifierInfo verifierInfo) { 10884 synchronized (mPackages) { 10885 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10886 if (pkg == null) { 10887 return -1; 10888 } else if (pkg.mSignatures.length != 1) { 10889 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10890 + " has more than one signature; ignoring"); 10891 return -1; 10892 } 10893 10894 /* 10895 * If the public key of the package's signature does not match 10896 * our expected public key, then this is a different package and 10897 * we should skip. 10898 */ 10899 10900 final byte[] expectedPublicKey; 10901 try { 10902 final Signature verifierSig = pkg.mSignatures[0]; 10903 final PublicKey publicKey = verifierSig.getPublicKey(); 10904 expectedPublicKey = publicKey.getEncoded(); 10905 } catch (CertificateException e) { 10906 return -1; 10907 } 10908 10909 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10910 10911 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10912 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10913 + " does not have the expected public key; ignoring"); 10914 return -1; 10915 } 10916 10917 return pkg.applicationInfo.uid; 10918 } 10919 } 10920 10921 @Override 10922 public void finishPackageInstall(int token) { 10923 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10924 10925 if (DEBUG_INSTALL) { 10926 Slog.v(TAG, "BM finishing package install for " + token); 10927 } 10928 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10929 10930 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10931 mHandler.sendMessage(msg); 10932 } 10933 10934 /** 10935 * Get the verification agent timeout. 10936 * 10937 * @return verification timeout in milliseconds 10938 */ 10939 private long getVerificationTimeout() { 10940 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10941 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10942 DEFAULT_VERIFICATION_TIMEOUT); 10943 } 10944 10945 /** 10946 * Get the default verification agent response code. 10947 * 10948 * @return default verification response code 10949 */ 10950 private int getDefaultVerificationResponse() { 10951 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10952 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10953 DEFAULT_VERIFICATION_RESPONSE); 10954 } 10955 10956 /** 10957 * Check whether or not package verification has been enabled. 10958 * 10959 * @return true if verification should be performed 10960 */ 10961 private boolean isVerificationEnabled(int userId, int installFlags) { 10962 if (!DEFAULT_VERIFY_ENABLE) { 10963 return false; 10964 } 10965 // Ephemeral apps don't get the full verification treatment 10966 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10967 if (DEBUG_EPHEMERAL) { 10968 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10969 } 10970 return false; 10971 } 10972 10973 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10974 10975 // Check if installing from ADB 10976 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10977 // Do not run verification in a test harness environment 10978 if (ActivityManager.isRunningInTestHarness()) { 10979 return false; 10980 } 10981 if (ensureVerifyAppsEnabled) { 10982 return true; 10983 } 10984 // Check if the developer does not want package verification for ADB installs 10985 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10986 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10987 return false; 10988 } 10989 } 10990 10991 if (ensureVerifyAppsEnabled) { 10992 return true; 10993 } 10994 10995 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10996 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10997 } 10998 10999 @Override 11000 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 11001 throws RemoteException { 11002 mContext.enforceCallingOrSelfPermission( 11003 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 11004 "Only intentfilter verification agents can verify applications"); 11005 11006 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 11007 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 11008 Binder.getCallingUid(), verificationCode, failedDomains); 11009 msg.arg1 = id; 11010 msg.obj = response; 11011 mHandler.sendMessage(msg); 11012 } 11013 11014 @Override 11015 public int getIntentVerificationStatus(String packageName, int userId) { 11016 synchronized (mPackages) { 11017 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 11018 } 11019 } 11020 11021 @Override 11022 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 11023 mContext.enforceCallingOrSelfPermission( 11024 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11025 11026 boolean result = false; 11027 synchronized (mPackages) { 11028 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 11029 } 11030 if (result) { 11031 scheduleWritePackageRestrictionsLocked(userId); 11032 } 11033 return result; 11034 } 11035 11036 @Override 11037 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 11038 synchronized (mPackages) { 11039 return mSettings.getIntentFilterVerificationsLPr(packageName); 11040 } 11041 } 11042 11043 @Override 11044 public List<IntentFilter> getAllIntentFilters(String packageName) { 11045 if (TextUtils.isEmpty(packageName)) { 11046 return Collections.<IntentFilter>emptyList(); 11047 } 11048 synchronized (mPackages) { 11049 PackageParser.Package pkg = mPackages.get(packageName); 11050 if (pkg == null || pkg.activities == null) { 11051 return Collections.<IntentFilter>emptyList(); 11052 } 11053 final int count = pkg.activities.size(); 11054 ArrayList<IntentFilter> result = new ArrayList<>(); 11055 for (int n=0; n<count; n++) { 11056 PackageParser.Activity activity = pkg.activities.get(n); 11057 if (activity.intents != null && activity.intents.size() > 0) { 11058 result.addAll(activity.intents); 11059 } 11060 } 11061 return result; 11062 } 11063 } 11064 11065 @Override 11066 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 11067 mContext.enforceCallingOrSelfPermission( 11068 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11069 11070 synchronized (mPackages) { 11071 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 11072 if (packageName != null) { 11073 result |= updateIntentVerificationStatus(packageName, 11074 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 11075 userId); 11076 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 11077 packageName, userId); 11078 } 11079 return result; 11080 } 11081 } 11082 11083 @Override 11084 public String getDefaultBrowserPackageName(int userId) { 11085 synchronized (mPackages) { 11086 return mSettings.getDefaultBrowserPackageNameLPw(userId); 11087 } 11088 } 11089 11090 /** 11091 * Get the "allow unknown sources" setting. 11092 * 11093 * @return the current "allow unknown sources" setting 11094 */ 11095 private int getUnknownSourcesSettings() { 11096 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11097 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 11098 -1); 11099 } 11100 11101 @Override 11102 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 11103 final int uid = Binder.getCallingUid(); 11104 // writer 11105 synchronized (mPackages) { 11106 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 11107 if (targetPackageSetting == null) { 11108 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 11109 } 11110 11111 PackageSetting installerPackageSetting; 11112 if (installerPackageName != null) { 11113 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 11114 if (installerPackageSetting == null) { 11115 throw new IllegalArgumentException("Unknown installer package: " 11116 + installerPackageName); 11117 } 11118 } else { 11119 installerPackageSetting = null; 11120 } 11121 11122 Signature[] callerSignature; 11123 Object obj = mSettings.getUserIdLPr(uid); 11124 if (obj != null) { 11125 if (obj instanceof SharedUserSetting) { 11126 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 11127 } else if (obj instanceof PackageSetting) { 11128 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 11129 } else { 11130 throw new SecurityException("Bad object " + obj + " for uid " + uid); 11131 } 11132 } else { 11133 throw new SecurityException("Unknown calling UID: " + uid); 11134 } 11135 11136 // Verify: can't set installerPackageName to a package that is 11137 // not signed with the same cert as the caller. 11138 if (installerPackageSetting != null) { 11139 if (compareSignatures(callerSignature, 11140 installerPackageSetting.signatures.mSignatures) 11141 != PackageManager.SIGNATURE_MATCH) { 11142 throw new SecurityException( 11143 "Caller does not have same cert as new installer package " 11144 + installerPackageName); 11145 } 11146 } 11147 11148 // Verify: if target already has an installer package, it must 11149 // be signed with the same cert as the caller. 11150 if (targetPackageSetting.installerPackageName != null) { 11151 PackageSetting setting = mSettings.mPackages.get( 11152 targetPackageSetting.installerPackageName); 11153 // If the currently set package isn't valid, then it's always 11154 // okay to change it. 11155 if (setting != null) { 11156 if (compareSignatures(callerSignature, 11157 setting.signatures.mSignatures) 11158 != PackageManager.SIGNATURE_MATCH) { 11159 throw new SecurityException( 11160 "Caller does not have same cert as old installer package " 11161 + targetPackageSetting.installerPackageName); 11162 } 11163 } 11164 } 11165 11166 // Okay! 11167 targetPackageSetting.installerPackageName = installerPackageName; 11168 scheduleWriteSettingsLocked(); 11169 } 11170 } 11171 11172 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 11173 // Queue up an async operation since the package installation may take a little while. 11174 mHandler.post(new Runnable() { 11175 public void run() { 11176 mHandler.removeCallbacks(this); 11177 // Result object to be returned 11178 PackageInstalledInfo res = new PackageInstalledInfo(); 11179 res.setReturnCode(currentStatus); 11180 res.uid = -1; 11181 res.pkg = null; 11182 res.removedInfo = null; 11183 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11184 args.doPreInstall(res.returnCode); 11185 synchronized (mInstallLock) { 11186 installPackageTracedLI(args, res); 11187 } 11188 args.doPostInstall(res.returnCode, res.uid); 11189 } 11190 11191 // A restore should be performed at this point if (a) the install 11192 // succeeded, (b) the operation is not an update, and (c) the new 11193 // package has not opted out of backup participation. 11194 final boolean update = res.removedInfo != null 11195 && res.removedInfo.removedPackage != null; 11196 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 11197 boolean doRestore = !update 11198 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 11199 11200 // Set up the post-install work request bookkeeping. This will be used 11201 // and cleaned up by the post-install event handling regardless of whether 11202 // there's a restore pass performed. Token values are >= 1. 11203 int token; 11204 if (mNextInstallToken < 0) mNextInstallToken = 1; 11205 token = mNextInstallToken++; 11206 11207 PostInstallData data = new PostInstallData(args, res); 11208 mRunningInstalls.put(token, data); 11209 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 11210 11211 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 11212 // Pass responsibility to the Backup Manager. It will perform a 11213 // restore if appropriate, then pass responsibility back to the 11214 // Package Manager to run the post-install observer callbacks 11215 // and broadcasts. 11216 IBackupManager bm = IBackupManager.Stub.asInterface( 11217 ServiceManager.getService(Context.BACKUP_SERVICE)); 11218 if (bm != null) { 11219 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 11220 + " to BM for possible restore"); 11221 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 11222 try { 11223 // TODO: http://b/22388012 11224 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 11225 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 11226 } else { 11227 doRestore = false; 11228 } 11229 } catch (RemoteException e) { 11230 // can't happen; the backup manager is local 11231 } catch (Exception e) { 11232 Slog.e(TAG, "Exception trying to enqueue restore", e); 11233 doRestore = false; 11234 } 11235 } else { 11236 Slog.e(TAG, "Backup Manager not found!"); 11237 doRestore = false; 11238 } 11239 } 11240 11241 if (!doRestore) { 11242 // No restore possible, or the Backup Manager was mysteriously not 11243 // available -- just fire the post-install work request directly. 11244 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 11245 11246 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 11247 11248 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 11249 mHandler.sendMessage(msg); 11250 } 11251 } 11252 }); 11253 } 11254 11255 private abstract class HandlerParams { 11256 private static final int MAX_RETRIES = 4; 11257 11258 /** 11259 * Number of times startCopy() has been attempted and had a non-fatal 11260 * error. 11261 */ 11262 private int mRetries = 0; 11263 11264 /** User handle for the user requesting the information or installation. */ 11265 private final UserHandle mUser; 11266 String traceMethod; 11267 int traceCookie; 11268 11269 HandlerParams(UserHandle user) { 11270 mUser = user; 11271 } 11272 11273 UserHandle getUser() { 11274 return mUser; 11275 } 11276 11277 HandlerParams setTraceMethod(String traceMethod) { 11278 this.traceMethod = traceMethod; 11279 return this; 11280 } 11281 11282 HandlerParams setTraceCookie(int traceCookie) { 11283 this.traceCookie = traceCookie; 11284 return this; 11285 } 11286 11287 final boolean startCopy() { 11288 boolean res; 11289 try { 11290 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 11291 11292 if (++mRetries > MAX_RETRIES) { 11293 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 11294 mHandler.sendEmptyMessage(MCS_GIVE_UP); 11295 handleServiceError(); 11296 return false; 11297 } else { 11298 handleStartCopy(); 11299 res = true; 11300 } 11301 } catch (RemoteException e) { 11302 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 11303 mHandler.sendEmptyMessage(MCS_RECONNECT); 11304 res = false; 11305 } 11306 handleReturnCode(); 11307 return res; 11308 } 11309 11310 final void serviceError() { 11311 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 11312 handleServiceError(); 11313 handleReturnCode(); 11314 } 11315 11316 abstract void handleStartCopy() throws RemoteException; 11317 abstract void handleServiceError(); 11318 abstract void handleReturnCode(); 11319 } 11320 11321 class MeasureParams extends HandlerParams { 11322 private final PackageStats mStats; 11323 private boolean mSuccess; 11324 11325 private final IPackageStatsObserver mObserver; 11326 11327 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 11328 super(new UserHandle(stats.userHandle)); 11329 mObserver = observer; 11330 mStats = stats; 11331 } 11332 11333 @Override 11334 public String toString() { 11335 return "MeasureParams{" 11336 + Integer.toHexString(System.identityHashCode(this)) 11337 + " " + mStats.packageName + "}"; 11338 } 11339 11340 @Override 11341 void handleStartCopy() throws RemoteException { 11342 synchronized (mInstallLock) { 11343 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 11344 } 11345 11346 if (mSuccess) { 11347 final boolean mounted; 11348 if (Environment.isExternalStorageEmulated()) { 11349 mounted = true; 11350 } else { 11351 final String status = Environment.getExternalStorageState(); 11352 mounted = (Environment.MEDIA_MOUNTED.equals(status) 11353 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 11354 } 11355 11356 if (mounted) { 11357 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 11358 11359 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 11360 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 11361 11362 mStats.externalDataSize = calculateDirectorySize(mContainerService, 11363 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 11364 11365 // Always subtract cache size, since it's a subdirectory 11366 mStats.externalDataSize -= mStats.externalCacheSize; 11367 11368 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 11369 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 11370 11371 mStats.externalObbSize = calculateDirectorySize(mContainerService, 11372 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 11373 } 11374 } 11375 } 11376 11377 @Override 11378 void handleReturnCode() { 11379 if (mObserver != null) { 11380 try { 11381 mObserver.onGetStatsCompleted(mStats, mSuccess); 11382 } catch (RemoteException e) { 11383 Slog.i(TAG, "Observer no longer exists."); 11384 } 11385 } 11386 } 11387 11388 @Override 11389 void handleServiceError() { 11390 Slog.e(TAG, "Could not measure application " + mStats.packageName 11391 + " external storage"); 11392 } 11393 } 11394 11395 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 11396 throws RemoteException { 11397 long result = 0; 11398 for (File path : paths) { 11399 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 11400 } 11401 return result; 11402 } 11403 11404 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 11405 for (File path : paths) { 11406 try { 11407 mcs.clearDirectory(path.getAbsolutePath()); 11408 } catch (RemoteException e) { 11409 } 11410 } 11411 } 11412 11413 static class OriginInfo { 11414 /** 11415 * Location where install is coming from, before it has been 11416 * copied/renamed into place. This could be a single monolithic APK 11417 * file, or a cluster directory. This location may be untrusted. 11418 */ 11419 final File file; 11420 final String cid; 11421 11422 /** 11423 * Flag indicating that {@link #file} or {@link #cid} has already been 11424 * staged, meaning downstream users don't need to defensively copy the 11425 * contents. 11426 */ 11427 final boolean staged; 11428 11429 /** 11430 * Flag indicating that {@link #file} or {@link #cid} is an already 11431 * installed app that is being moved. 11432 */ 11433 final boolean existing; 11434 11435 final String resolvedPath; 11436 final File resolvedFile; 11437 11438 static OriginInfo fromNothing() { 11439 return new OriginInfo(null, null, false, false); 11440 } 11441 11442 static OriginInfo fromUntrustedFile(File file) { 11443 return new OriginInfo(file, null, false, false); 11444 } 11445 11446 static OriginInfo fromExistingFile(File file) { 11447 return new OriginInfo(file, null, false, true); 11448 } 11449 11450 static OriginInfo fromStagedFile(File file) { 11451 return new OriginInfo(file, null, true, false); 11452 } 11453 11454 static OriginInfo fromStagedContainer(String cid) { 11455 return new OriginInfo(null, cid, true, false); 11456 } 11457 11458 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 11459 this.file = file; 11460 this.cid = cid; 11461 this.staged = staged; 11462 this.existing = existing; 11463 11464 if (cid != null) { 11465 resolvedPath = PackageHelper.getSdDir(cid); 11466 resolvedFile = new File(resolvedPath); 11467 } else if (file != null) { 11468 resolvedPath = file.getAbsolutePath(); 11469 resolvedFile = file; 11470 } else { 11471 resolvedPath = null; 11472 resolvedFile = null; 11473 } 11474 } 11475 } 11476 11477 static class MoveInfo { 11478 final int moveId; 11479 final String fromUuid; 11480 final String toUuid; 11481 final String packageName; 11482 final String dataAppName; 11483 final int appId; 11484 final String seinfo; 11485 final int targetSdkVersion; 11486 11487 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 11488 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 11489 this.moveId = moveId; 11490 this.fromUuid = fromUuid; 11491 this.toUuid = toUuid; 11492 this.packageName = packageName; 11493 this.dataAppName = dataAppName; 11494 this.appId = appId; 11495 this.seinfo = seinfo; 11496 this.targetSdkVersion = targetSdkVersion; 11497 } 11498 } 11499 11500 static class VerificationInfo { 11501 /** A constant used to indicate that a uid value is not present. */ 11502 public static final int NO_UID = -1; 11503 11504 /** URI referencing where the package was downloaded from. */ 11505 final Uri originatingUri; 11506 11507 /** HTTP referrer URI associated with the originatingURI. */ 11508 final Uri referrer; 11509 11510 /** UID of the application that the install request originated from. */ 11511 final int originatingUid; 11512 11513 /** UID of application requesting the install */ 11514 final int installerUid; 11515 11516 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 11517 this.originatingUri = originatingUri; 11518 this.referrer = referrer; 11519 this.originatingUid = originatingUid; 11520 this.installerUid = installerUid; 11521 } 11522 } 11523 11524 class InstallParams extends HandlerParams { 11525 final OriginInfo origin; 11526 final MoveInfo move; 11527 final IPackageInstallObserver2 observer; 11528 int installFlags; 11529 final String installerPackageName; 11530 final String volumeUuid; 11531 private InstallArgs mArgs; 11532 private int mRet; 11533 final String packageAbiOverride; 11534 final String[] grantedRuntimePermissions; 11535 final VerificationInfo verificationInfo; 11536 11537 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11538 int installFlags, String installerPackageName, String volumeUuid, 11539 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 11540 String[] grantedPermissions) { 11541 super(user); 11542 this.origin = origin; 11543 this.move = move; 11544 this.observer = observer; 11545 this.installFlags = installFlags; 11546 this.installerPackageName = installerPackageName; 11547 this.volumeUuid = volumeUuid; 11548 this.verificationInfo = verificationInfo; 11549 this.packageAbiOverride = packageAbiOverride; 11550 this.grantedRuntimePermissions = grantedPermissions; 11551 } 11552 11553 @Override 11554 public String toString() { 11555 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11556 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11557 } 11558 11559 private int installLocationPolicy(PackageInfoLite pkgLite) { 11560 String packageName = pkgLite.packageName; 11561 int installLocation = pkgLite.installLocation; 11562 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11563 // reader 11564 synchronized (mPackages) { 11565 // Currently installed package which the new package is attempting to replace or 11566 // null if no such package is installed. 11567 PackageParser.Package installedPkg = mPackages.get(packageName); 11568 // Package which currently owns the data which the new package will own if installed. 11569 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 11570 // will be null whereas dataOwnerPkg will contain information about the package 11571 // which was uninstalled while keeping its data. 11572 PackageParser.Package dataOwnerPkg = installedPkg; 11573 if (dataOwnerPkg == null) { 11574 PackageSetting ps = mSettings.mPackages.get(packageName); 11575 if (ps != null) { 11576 dataOwnerPkg = ps.pkg; 11577 } 11578 } 11579 11580 if (dataOwnerPkg != null) { 11581 // If installed, the package will get access to data left on the device by its 11582 // predecessor. As a security measure, this is permited only if this is not a 11583 // version downgrade or if the predecessor package is marked as debuggable and 11584 // a downgrade is explicitly requested. 11585 if (((dataOwnerPkg.applicationInfo.flags & ApplicationInfo.FLAG_DEBUGGABLE) == 0) 11586 || ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0)) { 11587 try { 11588 checkDowngrade(dataOwnerPkg, pkgLite); 11589 } catch (PackageManagerException e) { 11590 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11591 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11592 } 11593 } 11594 } 11595 11596 if (installedPkg != null) { 11597 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11598 // Check for updated system application. 11599 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11600 if (onSd) { 11601 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11602 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11603 } 11604 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11605 } else { 11606 if (onSd) { 11607 // Install flag overrides everything. 11608 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11609 } 11610 // If current upgrade specifies particular preference 11611 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11612 // Application explicitly specified internal. 11613 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11614 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11615 // App explictly prefers external. Let policy decide 11616 } else { 11617 // Prefer previous location 11618 if (isExternal(installedPkg)) { 11619 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11620 } 11621 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11622 } 11623 } 11624 } else { 11625 // Invalid install. Return error code 11626 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11627 } 11628 } 11629 } 11630 // All the special cases have been taken care of. 11631 // Return result based on recommended install location. 11632 if (onSd) { 11633 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11634 } 11635 return pkgLite.recommendedInstallLocation; 11636 } 11637 11638 /* 11639 * Invoke remote method to get package information and install 11640 * location values. Override install location based on default 11641 * policy if needed and then create install arguments based 11642 * on the install location. 11643 */ 11644 public void handleStartCopy() throws RemoteException { 11645 int ret = PackageManager.INSTALL_SUCCEEDED; 11646 11647 // If we're already staged, we've firmly committed to an install location 11648 if (origin.staged) { 11649 if (origin.file != null) { 11650 installFlags |= PackageManager.INSTALL_INTERNAL; 11651 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11652 } else if (origin.cid != null) { 11653 installFlags |= PackageManager.INSTALL_EXTERNAL; 11654 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11655 } else { 11656 throw new IllegalStateException("Invalid stage location"); 11657 } 11658 } 11659 11660 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11661 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11662 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11663 PackageInfoLite pkgLite = null; 11664 11665 if (onInt && onSd) { 11666 // Check if both bits are set. 11667 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11668 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11669 } else if (onSd && ephemeral) { 11670 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11671 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11672 } else { 11673 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11674 packageAbiOverride); 11675 11676 if (DEBUG_EPHEMERAL && ephemeral) { 11677 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11678 } 11679 11680 /* 11681 * If we have too little free space, try to free cache 11682 * before giving up. 11683 */ 11684 if (!origin.staged && pkgLite.recommendedInstallLocation 11685 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11686 // TODO: focus freeing disk space on the target device 11687 final StorageManager storage = StorageManager.from(mContext); 11688 final long lowThreshold = storage.getStorageLowBytes( 11689 Environment.getDataDirectory()); 11690 11691 final long sizeBytes = mContainerService.calculateInstalledSize( 11692 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11693 11694 try { 11695 mInstaller.freeCache(null, sizeBytes + lowThreshold); 11696 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11697 installFlags, packageAbiOverride); 11698 } catch (InstallerException e) { 11699 Slog.w(TAG, "Failed to free cache", e); 11700 } 11701 11702 /* 11703 * The cache free must have deleted the file we 11704 * downloaded to install. 11705 * 11706 * TODO: fix the "freeCache" call to not delete 11707 * the file we care about. 11708 */ 11709 if (pkgLite.recommendedInstallLocation 11710 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11711 pkgLite.recommendedInstallLocation 11712 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11713 } 11714 } 11715 } 11716 11717 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11718 int loc = pkgLite.recommendedInstallLocation; 11719 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11720 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11721 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11722 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11723 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11724 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11725 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11726 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11727 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11728 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11729 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11730 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11731 } else { 11732 // Override with defaults if needed. 11733 loc = installLocationPolicy(pkgLite); 11734 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11735 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11736 } else if (!onSd && !onInt) { 11737 // Override install location with flags 11738 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11739 // Set the flag to install on external media. 11740 installFlags |= PackageManager.INSTALL_EXTERNAL; 11741 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11742 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11743 if (DEBUG_EPHEMERAL) { 11744 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11745 } 11746 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11747 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11748 |PackageManager.INSTALL_INTERNAL); 11749 } else { 11750 // Make sure the flag for installing on external 11751 // media is unset 11752 installFlags |= PackageManager.INSTALL_INTERNAL; 11753 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11754 } 11755 } 11756 } 11757 } 11758 11759 final InstallArgs args = createInstallArgs(this); 11760 mArgs = args; 11761 11762 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11763 // TODO: http://b/22976637 11764 // Apps installed for "all" users use the device owner to verify the app 11765 UserHandle verifierUser = getUser(); 11766 if (verifierUser == UserHandle.ALL) { 11767 verifierUser = UserHandle.SYSTEM; 11768 } 11769 11770 /* 11771 * Determine if we have any installed package verifiers. If we 11772 * do, then we'll defer to them to verify the packages. 11773 */ 11774 final int requiredUid = mRequiredVerifierPackage == null ? -1 11775 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 11776 verifierUser.getIdentifier()); 11777 if (!origin.existing && requiredUid != -1 11778 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11779 final Intent verification = new Intent( 11780 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11781 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11782 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11783 PACKAGE_MIME_TYPE); 11784 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11785 11786 // Query all live verifiers based on current user state 11787 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11788 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11789 11790 if (DEBUG_VERIFY) { 11791 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11792 + verification.toString() + " with " + pkgLite.verifiers.length 11793 + " optional verifiers"); 11794 } 11795 11796 final int verificationId = mPendingVerificationToken++; 11797 11798 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11799 11800 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11801 installerPackageName); 11802 11803 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11804 installFlags); 11805 11806 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11807 pkgLite.packageName); 11808 11809 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11810 pkgLite.versionCode); 11811 11812 if (verificationInfo != null) { 11813 if (verificationInfo.originatingUri != null) { 11814 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11815 verificationInfo.originatingUri); 11816 } 11817 if (verificationInfo.referrer != null) { 11818 verification.putExtra(Intent.EXTRA_REFERRER, 11819 verificationInfo.referrer); 11820 } 11821 if (verificationInfo.originatingUid >= 0) { 11822 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11823 verificationInfo.originatingUid); 11824 } 11825 if (verificationInfo.installerUid >= 0) { 11826 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11827 verificationInfo.installerUid); 11828 } 11829 } 11830 11831 final PackageVerificationState verificationState = new PackageVerificationState( 11832 requiredUid, args); 11833 11834 mPendingVerification.append(verificationId, verificationState); 11835 11836 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11837 receivers, verificationState); 11838 11839 /* 11840 * If any sufficient verifiers were listed in the package 11841 * manifest, attempt to ask them. 11842 */ 11843 if (sufficientVerifiers != null) { 11844 final int N = sufficientVerifiers.size(); 11845 if (N == 0) { 11846 Slog.i(TAG, "Additional verifiers required, but none installed."); 11847 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11848 } else { 11849 for (int i = 0; i < N; i++) { 11850 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11851 11852 final Intent sufficientIntent = new Intent(verification); 11853 sufficientIntent.setComponent(verifierComponent); 11854 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11855 } 11856 } 11857 } 11858 11859 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11860 mRequiredVerifierPackage, receivers); 11861 if (ret == PackageManager.INSTALL_SUCCEEDED 11862 && mRequiredVerifierPackage != null) { 11863 Trace.asyncTraceBegin( 11864 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11865 /* 11866 * Send the intent to the required verification agent, 11867 * but only start the verification timeout after the 11868 * target BroadcastReceivers have run. 11869 */ 11870 verification.setComponent(requiredVerifierComponent); 11871 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11872 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11873 new BroadcastReceiver() { 11874 @Override 11875 public void onReceive(Context context, Intent intent) { 11876 final Message msg = mHandler 11877 .obtainMessage(CHECK_PENDING_VERIFICATION); 11878 msg.arg1 = verificationId; 11879 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11880 } 11881 }, null, 0, null, null); 11882 11883 /* 11884 * We don't want the copy to proceed until verification 11885 * succeeds, so null out this field. 11886 */ 11887 mArgs = null; 11888 } 11889 } else { 11890 /* 11891 * No package verification is enabled, so immediately start 11892 * the remote call to initiate copy using temporary file. 11893 */ 11894 ret = args.copyApk(mContainerService, true); 11895 } 11896 } 11897 11898 mRet = ret; 11899 } 11900 11901 @Override 11902 void handleReturnCode() { 11903 // If mArgs is null, then MCS couldn't be reached. When it 11904 // reconnects, it will try again to install. At that point, this 11905 // will succeed. 11906 if (mArgs != null) { 11907 processPendingInstall(mArgs, mRet); 11908 } 11909 } 11910 11911 @Override 11912 void handleServiceError() { 11913 mArgs = createInstallArgs(this); 11914 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11915 } 11916 11917 public boolean isForwardLocked() { 11918 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11919 } 11920 } 11921 11922 /** 11923 * Used during creation of InstallArgs 11924 * 11925 * @param installFlags package installation flags 11926 * @return true if should be installed on external storage 11927 */ 11928 private static boolean installOnExternalAsec(int installFlags) { 11929 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11930 return false; 11931 } 11932 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11933 return true; 11934 } 11935 return false; 11936 } 11937 11938 /** 11939 * Used during creation of InstallArgs 11940 * 11941 * @param installFlags package installation flags 11942 * @return true if should be installed as forward locked 11943 */ 11944 private static boolean installForwardLocked(int installFlags) { 11945 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11946 } 11947 11948 private InstallArgs createInstallArgs(InstallParams params) { 11949 if (params.move != null) { 11950 return new MoveInstallArgs(params); 11951 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11952 return new AsecInstallArgs(params); 11953 } else { 11954 return new FileInstallArgs(params); 11955 } 11956 } 11957 11958 /** 11959 * Create args that describe an existing installed package. Typically used 11960 * when cleaning up old installs, or used as a move source. 11961 */ 11962 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11963 String resourcePath, String[] instructionSets) { 11964 final boolean isInAsec; 11965 if (installOnExternalAsec(installFlags)) { 11966 /* Apps on SD card are always in ASEC containers. */ 11967 isInAsec = true; 11968 } else if (installForwardLocked(installFlags) 11969 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11970 /* 11971 * Forward-locked apps are only in ASEC containers if they're the 11972 * new style 11973 */ 11974 isInAsec = true; 11975 } else { 11976 isInAsec = false; 11977 } 11978 11979 if (isInAsec) { 11980 return new AsecInstallArgs(codePath, instructionSets, 11981 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11982 } else { 11983 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11984 } 11985 } 11986 11987 static abstract class InstallArgs { 11988 /** @see InstallParams#origin */ 11989 final OriginInfo origin; 11990 /** @see InstallParams#move */ 11991 final MoveInfo move; 11992 11993 final IPackageInstallObserver2 observer; 11994 // Always refers to PackageManager flags only 11995 final int installFlags; 11996 final String installerPackageName; 11997 final String volumeUuid; 11998 final UserHandle user; 11999 final String abiOverride; 12000 final String[] installGrantPermissions; 12001 /** If non-null, drop an async trace when the install completes */ 12002 final String traceMethod; 12003 final int traceCookie; 12004 12005 // The list of instruction sets supported by this app. This is currently 12006 // only used during the rmdex() phase to clean up resources. We can get rid of this 12007 // if we move dex files under the common app path. 12008 /* nullable */ String[] instructionSets; 12009 12010 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 12011 int installFlags, String installerPackageName, String volumeUuid, 12012 UserHandle user, String[] instructionSets, 12013 String abiOverride, String[] installGrantPermissions, 12014 String traceMethod, int traceCookie) { 12015 this.origin = origin; 12016 this.move = move; 12017 this.installFlags = installFlags; 12018 this.observer = observer; 12019 this.installerPackageName = installerPackageName; 12020 this.volumeUuid = volumeUuid; 12021 this.user = user; 12022 this.instructionSets = instructionSets; 12023 this.abiOverride = abiOverride; 12024 this.installGrantPermissions = installGrantPermissions; 12025 this.traceMethod = traceMethod; 12026 this.traceCookie = traceCookie; 12027 } 12028 12029 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 12030 abstract int doPreInstall(int status); 12031 12032 /** 12033 * Rename package into final resting place. All paths on the given 12034 * scanned package should be updated to reflect the rename. 12035 */ 12036 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 12037 abstract int doPostInstall(int status, int uid); 12038 12039 /** @see PackageSettingBase#codePathString */ 12040 abstract String getCodePath(); 12041 /** @see PackageSettingBase#resourcePathString */ 12042 abstract String getResourcePath(); 12043 12044 // Need installer lock especially for dex file removal. 12045 abstract void cleanUpResourcesLI(); 12046 abstract boolean doPostDeleteLI(boolean delete); 12047 12048 /** 12049 * Called before the source arguments are copied. This is used mostly 12050 * for MoveParams when it needs to read the source file to put it in the 12051 * destination. 12052 */ 12053 int doPreCopy() { 12054 return PackageManager.INSTALL_SUCCEEDED; 12055 } 12056 12057 /** 12058 * Called after the source arguments are copied. This is used mostly for 12059 * MoveParams when it needs to read the source file to put it in the 12060 * destination. 12061 * 12062 * @return 12063 */ 12064 int doPostCopy(int uid) { 12065 return PackageManager.INSTALL_SUCCEEDED; 12066 } 12067 12068 protected boolean isFwdLocked() { 12069 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 12070 } 12071 12072 protected boolean isExternalAsec() { 12073 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12074 } 12075 12076 protected boolean isEphemeral() { 12077 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12078 } 12079 12080 UserHandle getUser() { 12081 return user; 12082 } 12083 } 12084 12085 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 12086 if (!allCodePaths.isEmpty()) { 12087 if (instructionSets == null) { 12088 throw new IllegalStateException("instructionSet == null"); 12089 } 12090 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 12091 for (String codePath : allCodePaths) { 12092 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 12093 try { 12094 mInstaller.rmdex(codePath, dexCodeInstructionSet); 12095 } catch (InstallerException ignored) { 12096 } 12097 } 12098 } 12099 } 12100 } 12101 12102 /** 12103 * Logic to handle installation of non-ASEC applications, including copying 12104 * and renaming logic. 12105 */ 12106 class FileInstallArgs extends InstallArgs { 12107 private File codeFile; 12108 private File resourceFile; 12109 12110 // Example topology: 12111 // /data/app/com.example/base.apk 12112 // /data/app/com.example/split_foo.apk 12113 // /data/app/com.example/lib/arm/libfoo.so 12114 // /data/app/com.example/lib/arm64/libfoo.so 12115 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 12116 12117 /** New install */ 12118 FileInstallArgs(InstallParams params) { 12119 super(params.origin, params.move, params.observer, params.installFlags, 12120 params.installerPackageName, params.volumeUuid, 12121 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12122 params.grantedRuntimePermissions, 12123 params.traceMethod, params.traceCookie); 12124 if (isFwdLocked()) { 12125 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 12126 } 12127 } 12128 12129 /** Existing install */ 12130 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 12131 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 12132 null, null, null, 0); 12133 this.codeFile = (codePath != null) ? new File(codePath) : null; 12134 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 12135 } 12136 12137 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12138 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 12139 try { 12140 return doCopyApk(imcs, temp); 12141 } finally { 12142 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12143 } 12144 } 12145 12146 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12147 if (origin.staged) { 12148 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 12149 codeFile = origin.file; 12150 resourceFile = origin.file; 12151 return PackageManager.INSTALL_SUCCEEDED; 12152 } 12153 12154 try { 12155 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12156 final File tempDir = 12157 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 12158 codeFile = tempDir; 12159 resourceFile = tempDir; 12160 } catch (IOException e) { 12161 Slog.w(TAG, "Failed to create copy file: " + e); 12162 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 12163 } 12164 12165 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 12166 @Override 12167 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 12168 if (!FileUtils.isValidExtFilename(name)) { 12169 throw new IllegalArgumentException("Invalid filename: " + name); 12170 } 12171 try { 12172 final File file = new File(codeFile, name); 12173 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 12174 O_RDWR | O_CREAT, 0644); 12175 Os.chmod(file.getAbsolutePath(), 0644); 12176 return new ParcelFileDescriptor(fd); 12177 } catch (ErrnoException e) { 12178 throw new RemoteException("Failed to open: " + e.getMessage()); 12179 } 12180 } 12181 }; 12182 12183 int ret = PackageManager.INSTALL_SUCCEEDED; 12184 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 12185 if (ret != PackageManager.INSTALL_SUCCEEDED) { 12186 Slog.e(TAG, "Failed to copy package"); 12187 return ret; 12188 } 12189 12190 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 12191 NativeLibraryHelper.Handle handle = null; 12192 try { 12193 handle = NativeLibraryHelper.Handle.create(codeFile); 12194 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 12195 abiOverride); 12196 } catch (IOException e) { 12197 Slog.e(TAG, "Copying native libraries failed", e); 12198 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12199 } finally { 12200 IoUtils.closeQuietly(handle); 12201 } 12202 12203 return ret; 12204 } 12205 12206 int doPreInstall(int status) { 12207 if (status != PackageManager.INSTALL_SUCCEEDED) { 12208 cleanUp(); 12209 } 12210 return status; 12211 } 12212 12213 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12214 if (status != PackageManager.INSTALL_SUCCEEDED) { 12215 cleanUp(); 12216 return false; 12217 } 12218 12219 final File targetDir = codeFile.getParentFile(); 12220 final File beforeCodeFile = codeFile; 12221 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 12222 12223 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 12224 try { 12225 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 12226 } catch (ErrnoException e) { 12227 Slog.w(TAG, "Failed to rename", e); 12228 return false; 12229 } 12230 12231 if (!SELinux.restoreconRecursive(afterCodeFile)) { 12232 Slog.w(TAG, "Failed to restorecon"); 12233 return false; 12234 } 12235 12236 // Reflect the rename internally 12237 codeFile = afterCodeFile; 12238 resourceFile = afterCodeFile; 12239 12240 // Reflect the rename in scanned details 12241 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12242 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12243 afterCodeFile, pkg.baseCodePath)); 12244 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12245 afterCodeFile, pkg.splitCodePaths)); 12246 12247 // Reflect the rename in app info 12248 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12249 pkg.setApplicationInfoCodePath(pkg.codePath); 12250 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12251 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12252 pkg.setApplicationInfoResourcePath(pkg.codePath); 12253 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12254 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12255 12256 return true; 12257 } 12258 12259 int doPostInstall(int status, int uid) { 12260 if (status != PackageManager.INSTALL_SUCCEEDED) { 12261 cleanUp(); 12262 } 12263 return status; 12264 } 12265 12266 @Override 12267 String getCodePath() { 12268 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12269 } 12270 12271 @Override 12272 String getResourcePath() { 12273 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12274 } 12275 12276 private boolean cleanUp() { 12277 if (codeFile == null || !codeFile.exists()) { 12278 return false; 12279 } 12280 12281 removeCodePathLI(codeFile); 12282 12283 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 12284 resourceFile.delete(); 12285 } 12286 12287 return true; 12288 } 12289 12290 void cleanUpResourcesLI() { 12291 // Try enumerating all code paths before deleting 12292 List<String> allCodePaths = Collections.EMPTY_LIST; 12293 if (codeFile != null && codeFile.exists()) { 12294 try { 12295 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12296 allCodePaths = pkg.getAllCodePaths(); 12297 } catch (PackageParserException e) { 12298 // Ignored; we tried our best 12299 } 12300 } 12301 12302 cleanUp(); 12303 removeDexFiles(allCodePaths, instructionSets); 12304 } 12305 12306 boolean doPostDeleteLI(boolean delete) { 12307 // XXX err, shouldn't we respect the delete flag? 12308 cleanUpResourcesLI(); 12309 return true; 12310 } 12311 } 12312 12313 private boolean isAsecExternal(String cid) { 12314 final String asecPath = PackageHelper.getSdFilesystem(cid); 12315 return !asecPath.startsWith(mAsecInternalPath); 12316 } 12317 12318 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 12319 PackageManagerException { 12320 if (copyRet < 0) { 12321 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 12322 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 12323 throw new PackageManagerException(copyRet, message); 12324 } 12325 } 12326 } 12327 12328 /** 12329 * Extract the MountService "container ID" from the full code path of an 12330 * .apk. 12331 */ 12332 static String cidFromCodePath(String fullCodePath) { 12333 int eidx = fullCodePath.lastIndexOf("/"); 12334 String subStr1 = fullCodePath.substring(0, eidx); 12335 int sidx = subStr1.lastIndexOf("/"); 12336 return subStr1.substring(sidx+1, eidx); 12337 } 12338 12339 /** 12340 * Logic to handle installation of ASEC applications, including copying and 12341 * renaming logic. 12342 */ 12343 class AsecInstallArgs extends InstallArgs { 12344 static final String RES_FILE_NAME = "pkg.apk"; 12345 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 12346 12347 String cid; 12348 String packagePath; 12349 String resourcePath; 12350 12351 /** New install */ 12352 AsecInstallArgs(InstallParams params) { 12353 super(params.origin, params.move, params.observer, params.installFlags, 12354 params.installerPackageName, params.volumeUuid, 12355 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12356 params.grantedRuntimePermissions, 12357 params.traceMethod, params.traceCookie); 12358 } 12359 12360 /** Existing install */ 12361 AsecInstallArgs(String fullCodePath, String[] instructionSets, 12362 boolean isExternal, boolean isForwardLocked) { 12363 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 12364 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12365 instructionSets, null, null, null, 0); 12366 // Hackily pretend we're still looking at a full code path 12367 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 12368 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 12369 } 12370 12371 // Extract cid from fullCodePath 12372 int eidx = fullCodePath.lastIndexOf("/"); 12373 String subStr1 = fullCodePath.substring(0, eidx); 12374 int sidx = subStr1.lastIndexOf("/"); 12375 cid = subStr1.substring(sidx+1, eidx); 12376 setMountPath(subStr1); 12377 } 12378 12379 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 12380 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 12381 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12382 instructionSets, null, null, null, 0); 12383 this.cid = cid; 12384 setMountPath(PackageHelper.getSdDir(cid)); 12385 } 12386 12387 void createCopyFile() { 12388 cid = mInstallerService.allocateExternalStageCidLegacy(); 12389 } 12390 12391 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12392 if (origin.staged && origin.cid != null) { 12393 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 12394 cid = origin.cid; 12395 setMountPath(PackageHelper.getSdDir(cid)); 12396 return PackageManager.INSTALL_SUCCEEDED; 12397 } 12398 12399 if (temp) { 12400 createCopyFile(); 12401 } else { 12402 /* 12403 * Pre-emptively destroy the container since it's destroyed if 12404 * copying fails due to it existing anyway. 12405 */ 12406 PackageHelper.destroySdDir(cid); 12407 } 12408 12409 final String newMountPath = imcs.copyPackageToContainer( 12410 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 12411 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 12412 12413 if (newMountPath != null) { 12414 setMountPath(newMountPath); 12415 return PackageManager.INSTALL_SUCCEEDED; 12416 } else { 12417 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12418 } 12419 } 12420 12421 @Override 12422 String getCodePath() { 12423 return packagePath; 12424 } 12425 12426 @Override 12427 String getResourcePath() { 12428 return resourcePath; 12429 } 12430 12431 int doPreInstall(int status) { 12432 if (status != PackageManager.INSTALL_SUCCEEDED) { 12433 // Destroy container 12434 PackageHelper.destroySdDir(cid); 12435 } else { 12436 boolean mounted = PackageHelper.isContainerMounted(cid); 12437 if (!mounted) { 12438 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 12439 Process.SYSTEM_UID); 12440 if (newMountPath != null) { 12441 setMountPath(newMountPath); 12442 } else { 12443 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12444 } 12445 } 12446 } 12447 return status; 12448 } 12449 12450 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12451 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 12452 String newMountPath = null; 12453 if (PackageHelper.isContainerMounted(cid)) { 12454 // Unmount the container 12455 if (!PackageHelper.unMountSdDir(cid)) { 12456 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 12457 return false; 12458 } 12459 } 12460 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12461 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 12462 " which might be stale. Will try to clean up."); 12463 // Clean up the stale container and proceed to recreate. 12464 if (!PackageHelper.destroySdDir(newCacheId)) { 12465 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 12466 return false; 12467 } 12468 // Successfully cleaned up stale container. Try to rename again. 12469 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12470 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 12471 + " inspite of cleaning it up."); 12472 return false; 12473 } 12474 } 12475 if (!PackageHelper.isContainerMounted(newCacheId)) { 12476 Slog.w(TAG, "Mounting container " + newCacheId); 12477 newMountPath = PackageHelper.mountSdDir(newCacheId, 12478 getEncryptKey(), Process.SYSTEM_UID); 12479 } else { 12480 newMountPath = PackageHelper.getSdDir(newCacheId); 12481 } 12482 if (newMountPath == null) { 12483 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 12484 return false; 12485 } 12486 Log.i(TAG, "Succesfully renamed " + cid + 12487 " to " + newCacheId + 12488 " at new path: " + newMountPath); 12489 cid = newCacheId; 12490 12491 final File beforeCodeFile = new File(packagePath); 12492 setMountPath(newMountPath); 12493 final File afterCodeFile = new File(packagePath); 12494 12495 // Reflect the rename in scanned details 12496 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12497 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12498 afterCodeFile, pkg.baseCodePath)); 12499 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12500 afterCodeFile, pkg.splitCodePaths)); 12501 12502 // Reflect the rename in app info 12503 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12504 pkg.setApplicationInfoCodePath(pkg.codePath); 12505 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12506 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12507 pkg.setApplicationInfoResourcePath(pkg.codePath); 12508 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12509 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12510 12511 return true; 12512 } 12513 12514 private void setMountPath(String mountPath) { 12515 final File mountFile = new File(mountPath); 12516 12517 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 12518 if (monolithicFile.exists()) { 12519 packagePath = monolithicFile.getAbsolutePath(); 12520 if (isFwdLocked()) { 12521 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 12522 } else { 12523 resourcePath = packagePath; 12524 } 12525 } else { 12526 packagePath = mountFile.getAbsolutePath(); 12527 resourcePath = packagePath; 12528 } 12529 } 12530 12531 int doPostInstall(int status, int uid) { 12532 if (status != PackageManager.INSTALL_SUCCEEDED) { 12533 cleanUp(); 12534 } else { 12535 final int groupOwner; 12536 final String protectedFile; 12537 if (isFwdLocked()) { 12538 groupOwner = UserHandle.getSharedAppGid(uid); 12539 protectedFile = RES_FILE_NAME; 12540 } else { 12541 groupOwner = -1; 12542 protectedFile = null; 12543 } 12544 12545 if (uid < Process.FIRST_APPLICATION_UID 12546 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 12547 Slog.e(TAG, "Failed to finalize " + cid); 12548 PackageHelper.destroySdDir(cid); 12549 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12550 } 12551 12552 boolean mounted = PackageHelper.isContainerMounted(cid); 12553 if (!mounted) { 12554 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 12555 } 12556 } 12557 return status; 12558 } 12559 12560 private void cleanUp() { 12561 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12562 12563 // Destroy secure container 12564 PackageHelper.destroySdDir(cid); 12565 } 12566 12567 private List<String> getAllCodePaths() { 12568 final File codeFile = new File(getCodePath()); 12569 if (codeFile != null && codeFile.exists()) { 12570 try { 12571 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12572 return pkg.getAllCodePaths(); 12573 } catch (PackageParserException e) { 12574 // Ignored; we tried our best 12575 } 12576 } 12577 return Collections.EMPTY_LIST; 12578 } 12579 12580 void cleanUpResourcesLI() { 12581 // Enumerate all code paths before deleting 12582 cleanUpResourcesLI(getAllCodePaths()); 12583 } 12584 12585 private void cleanUpResourcesLI(List<String> allCodePaths) { 12586 cleanUp(); 12587 removeDexFiles(allCodePaths, instructionSets); 12588 } 12589 12590 String getPackageName() { 12591 return getAsecPackageName(cid); 12592 } 12593 12594 boolean doPostDeleteLI(boolean delete) { 12595 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12596 final List<String> allCodePaths = getAllCodePaths(); 12597 boolean mounted = PackageHelper.isContainerMounted(cid); 12598 if (mounted) { 12599 // Unmount first 12600 if (PackageHelper.unMountSdDir(cid)) { 12601 mounted = false; 12602 } 12603 } 12604 if (!mounted && delete) { 12605 cleanUpResourcesLI(allCodePaths); 12606 } 12607 return !mounted; 12608 } 12609 12610 @Override 12611 int doPreCopy() { 12612 if (isFwdLocked()) { 12613 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 12614 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 12615 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12616 } 12617 } 12618 12619 return PackageManager.INSTALL_SUCCEEDED; 12620 } 12621 12622 @Override 12623 int doPostCopy(int uid) { 12624 if (isFwdLocked()) { 12625 if (uid < Process.FIRST_APPLICATION_UID 12626 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12627 RES_FILE_NAME)) { 12628 Slog.e(TAG, "Failed to finalize " + cid); 12629 PackageHelper.destroySdDir(cid); 12630 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12631 } 12632 } 12633 12634 return PackageManager.INSTALL_SUCCEEDED; 12635 } 12636 } 12637 12638 /** 12639 * Logic to handle movement of existing installed applications. 12640 */ 12641 class MoveInstallArgs extends InstallArgs { 12642 private File codeFile; 12643 private File resourceFile; 12644 12645 /** New install */ 12646 MoveInstallArgs(InstallParams params) { 12647 super(params.origin, params.move, params.observer, params.installFlags, 12648 params.installerPackageName, params.volumeUuid, 12649 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12650 params.grantedRuntimePermissions, 12651 params.traceMethod, params.traceCookie); 12652 } 12653 12654 int copyApk(IMediaContainerService imcs, boolean temp) { 12655 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12656 + move.fromUuid + " to " + move.toUuid); 12657 synchronized (mInstaller) { 12658 try { 12659 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12660 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 12661 } catch (InstallerException e) { 12662 Slog.w(TAG, "Failed to move app", e); 12663 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12664 } 12665 } 12666 12667 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12668 resourceFile = codeFile; 12669 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12670 12671 return PackageManager.INSTALL_SUCCEEDED; 12672 } 12673 12674 int doPreInstall(int status) { 12675 if (status != PackageManager.INSTALL_SUCCEEDED) { 12676 cleanUp(move.toUuid); 12677 } 12678 return status; 12679 } 12680 12681 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12682 if (status != PackageManager.INSTALL_SUCCEEDED) { 12683 cleanUp(move.toUuid); 12684 return false; 12685 } 12686 12687 // Reflect the move in app info 12688 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12689 pkg.setApplicationInfoCodePath(pkg.codePath); 12690 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12691 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12692 pkg.setApplicationInfoResourcePath(pkg.codePath); 12693 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12694 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12695 12696 return true; 12697 } 12698 12699 int doPostInstall(int status, int uid) { 12700 if (status == PackageManager.INSTALL_SUCCEEDED) { 12701 cleanUp(move.fromUuid); 12702 } else { 12703 cleanUp(move.toUuid); 12704 } 12705 return status; 12706 } 12707 12708 @Override 12709 String getCodePath() { 12710 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12711 } 12712 12713 @Override 12714 String getResourcePath() { 12715 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12716 } 12717 12718 private boolean cleanUp(String volumeUuid) { 12719 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12720 move.dataAppName); 12721 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12722 synchronized (mInstallLock) { 12723 // Clean up both app data and code 12724 removeDataDirsLI(volumeUuid, move.packageName); 12725 removeCodePathLI(codeFile); 12726 } 12727 return true; 12728 } 12729 12730 void cleanUpResourcesLI() { 12731 throw new UnsupportedOperationException(); 12732 } 12733 12734 boolean doPostDeleteLI(boolean delete) { 12735 throw new UnsupportedOperationException(); 12736 } 12737 } 12738 12739 static String getAsecPackageName(String packageCid) { 12740 int idx = packageCid.lastIndexOf("-"); 12741 if (idx == -1) { 12742 return packageCid; 12743 } 12744 return packageCid.substring(0, idx); 12745 } 12746 12747 // Utility method used to create code paths based on package name and available index. 12748 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12749 String idxStr = ""; 12750 int idx = 1; 12751 // Fall back to default value of idx=1 if prefix is not 12752 // part of oldCodePath 12753 if (oldCodePath != null) { 12754 String subStr = oldCodePath; 12755 // Drop the suffix right away 12756 if (suffix != null && subStr.endsWith(suffix)) { 12757 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12758 } 12759 // If oldCodePath already contains prefix find out the 12760 // ending index to either increment or decrement. 12761 int sidx = subStr.lastIndexOf(prefix); 12762 if (sidx != -1) { 12763 subStr = subStr.substring(sidx + prefix.length()); 12764 if (subStr != null) { 12765 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12766 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12767 } 12768 try { 12769 idx = Integer.parseInt(subStr); 12770 if (idx <= 1) { 12771 idx++; 12772 } else { 12773 idx--; 12774 } 12775 } catch(NumberFormatException e) { 12776 } 12777 } 12778 } 12779 } 12780 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12781 return prefix + idxStr; 12782 } 12783 12784 private File getNextCodePath(File targetDir, String packageName) { 12785 int suffix = 1; 12786 File result; 12787 do { 12788 result = new File(targetDir, packageName + "-" + suffix); 12789 suffix++; 12790 } while (result.exists()); 12791 return result; 12792 } 12793 12794 // Utility method that returns the relative package path with respect 12795 // to the installation directory. Like say for /data/data/com.test-1.apk 12796 // string com.test-1 is returned. 12797 static String deriveCodePathName(String codePath) { 12798 if (codePath == null) { 12799 return null; 12800 } 12801 final File codeFile = new File(codePath); 12802 final String name = codeFile.getName(); 12803 if (codeFile.isDirectory()) { 12804 return name; 12805 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12806 final int lastDot = name.lastIndexOf('.'); 12807 return name.substring(0, lastDot); 12808 } else { 12809 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12810 return null; 12811 } 12812 } 12813 12814 static class PackageInstalledInfo { 12815 String name; 12816 int uid; 12817 // The set of users that originally had this package installed. 12818 int[] origUsers; 12819 // The set of users that now have this package installed. 12820 int[] newUsers; 12821 PackageParser.Package pkg; 12822 int returnCode; 12823 String returnMsg; 12824 PackageRemovedInfo removedInfo; 12825 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 12826 12827 public void setError(int code, String msg) { 12828 setReturnCode(code); 12829 setReturnMessage(msg); 12830 Slog.w(TAG, msg); 12831 } 12832 12833 public void setError(String msg, PackageParserException e) { 12834 setReturnCode(e.error); 12835 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 12836 Slog.w(TAG, msg, e); 12837 } 12838 12839 public void setError(String msg, PackageManagerException e) { 12840 returnCode = e.error; 12841 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 12842 Slog.w(TAG, msg, e); 12843 } 12844 12845 public void setReturnCode(int returnCode) { 12846 this.returnCode = returnCode; 12847 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 12848 for (int i = 0; i < childCount; i++) { 12849 addedChildPackages.valueAt(i).returnCode = returnCode; 12850 } 12851 } 12852 12853 private void setReturnMessage(String returnMsg) { 12854 this.returnMsg = returnMsg; 12855 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 12856 for (int i = 0; i < childCount; i++) { 12857 addedChildPackages.valueAt(i).returnMsg = returnMsg; 12858 } 12859 } 12860 12861 // In some error cases we want to convey more info back to the observer 12862 String origPackage; 12863 String origPermission; 12864 } 12865 12866 /* 12867 * Install a non-existing package. 12868 */ 12869 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12870 UserHandle user, String installerPackageName, String volumeUuid, 12871 PackageInstalledInfo res) { 12872 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12873 12874 // Remember this for later, in case we need to rollback this install 12875 String pkgName = pkg.packageName; 12876 12877 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12878 12879 synchronized(mPackages) { 12880 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12881 // A package with the same name is already installed, though 12882 // it has been renamed to an older name. The package we 12883 // are trying to install should be installed as an update to 12884 // the existing one, but that has not been requested, so bail. 12885 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12886 + " without first uninstalling package running as " 12887 + mSettings.mRenamedPackages.get(pkgName)); 12888 return; 12889 } 12890 if (mPackages.containsKey(pkgName)) { 12891 // Don't allow installation over an existing package with the same name. 12892 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12893 + " without first uninstalling."); 12894 return; 12895 } 12896 } 12897 12898 try { 12899 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12900 System.currentTimeMillis(), user); 12901 12902 updateSettingsLI(newPackage, installerPackageName, null, res, user); 12903 12904 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12905 prepareAppDataAfterInstall(newPackage); 12906 12907 } else { 12908 // Remove package from internal structures, but keep around any 12909 // data that might have already existed 12910 deletePackageLI(pkgName, UserHandle.ALL, false, null, 12911 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 12912 } 12913 } catch (PackageManagerException e) { 12914 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12915 } 12916 12917 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12918 } 12919 12920 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12921 // Can't rotate keys during boot or if sharedUser. 12922 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12923 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12924 return false; 12925 } 12926 // app is using upgradeKeySets; make sure all are valid 12927 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12928 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12929 for (int i = 0; i < upgradeKeySets.length; i++) { 12930 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12931 Slog.wtf(TAG, "Package " 12932 + (oldPs.name != null ? oldPs.name : "<null>") 12933 + " contains upgrade-key-set reference to unknown key-set: " 12934 + upgradeKeySets[i] 12935 + " reverting to signatures check."); 12936 return false; 12937 } 12938 } 12939 return true; 12940 } 12941 12942 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12943 // Upgrade keysets are being used. Determine if new package has a superset of the 12944 // required keys. 12945 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12946 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12947 for (int i = 0; i < upgradeKeySets.length; i++) { 12948 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12949 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12950 return true; 12951 } 12952 } 12953 return false; 12954 } 12955 12956 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12957 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 12958 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12959 12960 final PackageParser.Package oldPackage; 12961 final String pkgName = pkg.packageName; 12962 final int[] allUsers; 12963 12964 // First find the old package info and check signatures 12965 synchronized(mPackages) { 12966 oldPackage = mPackages.get(pkgName); 12967 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12968 if (isEphemeral && !oldIsEphemeral) { 12969 // can't downgrade from full to ephemeral 12970 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12971 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 12972 return; 12973 } 12974 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12975 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12976 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12977 if (!checkUpgradeKeySetLP(ps, pkg)) { 12978 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12979 "New package not signed by keys specified by upgrade-keysets: " 12980 + pkgName); 12981 return; 12982 } 12983 } else { 12984 // default to original signature matching 12985 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12986 != PackageManager.SIGNATURE_MATCH) { 12987 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12988 "New package has a different signature: " + pkgName); 12989 return; 12990 } 12991 } 12992 12993 // In case of rollback, remember per-user/profile install state 12994 allUsers = sUserManager.getUserIds(); 12995 } 12996 12997 // Update what is removed 12998 res.removedInfo = new PackageRemovedInfo(); 12999 res.removedInfo.uid = oldPackage.applicationInfo.uid; 13000 res.removedInfo.removedPackage = oldPackage.packageName; 13001 res.removedInfo.isUpdate = true; 13002 final int childCount = (oldPackage.childPackages != null) 13003 ? oldPackage.childPackages.size() : 0; 13004 for (int i = 0; i < childCount; i++) { 13005 boolean childPackageUpdated = false; 13006 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 13007 if (res.addedChildPackages != null) { 13008 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 13009 if (childRes != null) { 13010 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 13011 childRes.removedInfo.removedPackage = childPkg.packageName; 13012 childRes.removedInfo.isUpdate = true; 13013 childPackageUpdated = true; 13014 } 13015 } 13016 if (!childPackageUpdated) { 13017 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 13018 childRemovedRes.removedPackage = childPkg.packageName; 13019 childRemovedRes.isUpdate = false; 13020 childRemovedRes.dataRemoved = true; 13021 synchronized (mPackages) { 13022 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13023 if (childPs != null) { 13024 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 13025 } 13026 } 13027 if (res.removedInfo.removedChildPackages == null) { 13028 res.removedInfo.removedChildPackages = new ArrayMap<>(); 13029 } 13030 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 13031 } 13032 } 13033 13034 boolean sysPkg = (isSystemApp(oldPackage)); 13035 if (sysPkg) { 13036 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 13037 user, allUsers, installerPackageName, res); 13038 } else { 13039 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 13040 user, allUsers, installerPackageName, res); 13041 } 13042 } 13043 13044 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 13045 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 13046 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 13047 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 13048 + deletedPackage); 13049 13050 String pkgName = deletedPackage.packageName; 13051 boolean deletedPkg = true; 13052 boolean addedPkg = false; 13053 13054 final long origUpdateTime = (pkg.mExtras != null) 13055 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 13056 13057 // First delete the existing package while retaining the data directory 13058 if (!deletePackageLI(pkgName, null, true, allUsers, PackageManager.DELETE_KEEP_DATA, 13059 res.removedInfo, true, pkg)) { 13060 // If the existing package wasn't successfully deleted 13061 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 13062 deletedPkg = false; 13063 } else { 13064 // Successfully deleted the old package; proceed with replace. 13065 13066 // If deleted package lived in a container, give users a chance to 13067 // relinquish resources before killing. 13068 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 13069 if (DEBUG_INSTALL) { 13070 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 13071 } 13072 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 13073 final ArrayList<String> pkgList = new ArrayList<String>(1); 13074 pkgList.add(deletedPackage.applicationInfo.packageName); 13075 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 13076 } 13077 13078 deleteCodeCacheDirsLI(pkg); 13079 13080 try { 13081 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 13082 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 13083 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 13084 prepareAppDataAfterInstall(newPackage); 13085 addedPkg = true; 13086 } catch (PackageManagerException e) { 13087 res.setError("Package couldn't be installed in " + pkg.codePath, e); 13088 } 13089 } 13090 13091 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13092 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 13093 13094 // Revert all internal state mutations and added folders for the failed install 13095 if (addedPkg) { 13096 deletePackageLI(pkgName, null, true, allUsers, PackageManager.DELETE_KEEP_DATA, 13097 res.removedInfo, true, null); 13098 } 13099 13100 // Restore the old package 13101 if (deletedPkg) { 13102 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 13103 File restoreFile = new File(deletedPackage.codePath); 13104 // Parse old package 13105 boolean oldExternal = isExternal(deletedPackage); 13106 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 13107 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 13108 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 13109 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 13110 try { 13111 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 13112 null); 13113 } catch (PackageManagerException e) { 13114 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 13115 + e.getMessage()); 13116 return; 13117 } 13118 13119 synchronized (mPackages) { 13120 // Ensure the installer package name up to date 13121 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 13122 13123 // Update permissions for restored package 13124 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 13125 13126 mSettings.writeLPr(); 13127 } 13128 13129 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 13130 } 13131 } else { 13132 synchronized (mPackages) { 13133 PackageSetting ps = mSettings.peekPackageLPr(pkg.packageName); 13134 if (ps != null) { 13135 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 13136 if (res.removedInfo.removedChildPackages != null) { 13137 final int childCount = res.removedInfo.removedChildPackages.size(); 13138 // Iterate in reverse as we may modify the collection 13139 for (int i = childCount - 1; i >= 0; i--) { 13140 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 13141 if (res.addedChildPackages.containsKey(childPackageName)) { 13142 res.removedInfo.removedChildPackages.removeAt(i); 13143 } else { 13144 PackageRemovedInfo childInfo = res.removedInfo 13145 .removedChildPackages.valueAt(i); 13146 childInfo.removedForAllUsers = mPackages.get( 13147 childInfo.removedPackage) == null; 13148 } 13149 } 13150 } 13151 } 13152 } 13153 } 13154 } 13155 13156 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 13157 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 13158 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 13159 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 13160 + ", old=" + deletedPackage); 13161 13162 final boolean disabledSystem; 13163 13164 // Set the system/privileged flags as needed 13165 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 13166 if ((deletedPackage.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 13167 != 0) { 13168 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13169 } 13170 13171 // Kill package processes including services, providers, etc. 13172 killPackage(deletedPackage, "replace sys pkg"); 13173 13174 // Remove existing system package 13175 removePackageLI(deletedPackage, true); 13176 13177 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 13178 if (!disabledSystem) { 13179 // We didn't need to disable the .apk as a current system package, 13180 // which means we are replacing another update that is already 13181 // installed. We need to make sure to delete the older one's .apk. 13182 res.removedInfo.args = createInstallArgsForExisting(0, 13183 deletedPackage.applicationInfo.getCodePath(), 13184 deletedPackage.applicationInfo.getResourcePath(), 13185 getAppDexInstructionSets(deletedPackage.applicationInfo)); 13186 } else { 13187 res.removedInfo.args = null; 13188 } 13189 13190 // Successfully disabled the old package. Now proceed with re-installation 13191 deleteCodeCacheDirsLI(pkg); 13192 13193 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13194 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 13195 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 13196 13197 PackageParser.Package newPackage = null; 13198 try { 13199 // Add the package to the internal data structures 13200 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 13201 13202 // Set the update and install times 13203 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 13204 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 13205 System.currentTimeMillis()); 13206 13207 // Check for shared user id changes 13208 String invalidPackageName = getParentOrChildPackageChangedSharedUser( 13209 deletedPackage, newPackage); 13210 if (invalidPackageName != null) { 13211 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 13212 "Forbidding shared user change from " + deletedPkgSetting.sharedUser 13213 + " to " + invalidPackageName); 13214 } 13215 13216 // Update the package dynamic state if succeeded 13217 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13218 // Now that the install succeeded make sure we remove data 13219 // directories for any child package the update removed. 13220 final int deletedChildCount = (deletedPackage.childPackages != null) 13221 ? deletedPackage.childPackages.size() : 0; 13222 final int newChildCount = (newPackage.childPackages != null) 13223 ? newPackage.childPackages.size() : 0; 13224 for (int i = 0; i < deletedChildCount; i++) { 13225 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 13226 boolean childPackageDeleted = true; 13227 for (int j = 0; j < newChildCount; j++) { 13228 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 13229 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 13230 childPackageDeleted = false; 13231 break; 13232 } 13233 } 13234 if (childPackageDeleted) { 13235 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 13236 deletedChildPkg.packageName); 13237 if (ps != null && res.removedInfo.removedChildPackages != null) { 13238 PackageRemovedInfo removedChildRes = res.removedInfo 13239 .removedChildPackages.get(deletedChildPkg.packageName); 13240 removePackageDataLI(ps, allUsers, removedChildRes, 0, false); 13241 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 13242 } 13243 } 13244 } 13245 13246 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 13247 prepareAppDataAfterInstall(newPackage); 13248 } 13249 } catch (PackageManagerException e) { 13250 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 13251 res.setError("Package couldn't be installed in " + pkg.codePath, e); 13252 } 13253 13254 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13255 // Re installation failed. Restore old information 13256 // Remove new pkg information 13257 if (newPackage != null) { 13258 removeInstalledPackageLI(newPackage, true); 13259 } 13260 // Add back the old system package 13261 try { 13262 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 13263 } catch (PackageManagerException e) { 13264 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 13265 } 13266 13267 synchronized (mPackages) { 13268 if (disabledSystem) { 13269 enableSystemPackageLPw(deletedPackage); 13270 } 13271 13272 // Ensure the installer package name up to date 13273 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 13274 13275 // Update permissions for restored package 13276 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 13277 13278 mSettings.writeLPr(); 13279 } 13280 13281 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 13282 + " after failed upgrade"); 13283 } 13284 } 13285 13286 /** 13287 * Checks whether the parent or any of the child packages have a change shared 13288 * user. For a package to be a valid update the shred users of the parent and 13289 * the children should match. We may later support changing child shared users. 13290 * @param oldPkg The updated package. 13291 * @param newPkg The update package. 13292 * @return The shared user that change between the versions. 13293 */ 13294 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 13295 PackageParser.Package newPkg) { 13296 // Check parent shared user 13297 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 13298 return newPkg.packageName; 13299 } 13300 // Check child shared users 13301 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13302 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 13303 for (int i = 0; i < newChildCount; i++) { 13304 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 13305 // If this child was present, did it have the same shared user? 13306 for (int j = 0; j < oldChildCount; j++) { 13307 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 13308 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 13309 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 13310 return newChildPkg.packageName; 13311 } 13312 } 13313 } 13314 return null; 13315 } 13316 13317 private void removeNativeBinariesLI(PackageSetting ps) { 13318 // Remove the lib path for the parent package 13319 if (ps != null) { 13320 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 13321 // Remove the lib path for the child packages 13322 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 13323 for (int i = 0; i < childCount; i++) { 13324 PackageSetting childPs = null; 13325 synchronized (mPackages) { 13326 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 13327 } 13328 if (childPs != null) { 13329 NativeLibraryHelper.removeNativeBinariesLI(childPs 13330 .legacyNativeLibraryPathString); 13331 } 13332 } 13333 } 13334 } 13335 13336 private void enableSystemPackageLPw(PackageParser.Package pkg) { 13337 // Enable the parent package 13338 mSettings.enableSystemPackageLPw(pkg.packageName); 13339 // Enable the child packages 13340 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13341 for (int i = 0; i < childCount; i++) { 13342 PackageParser.Package childPkg = pkg.childPackages.get(i); 13343 mSettings.enableSystemPackageLPw(childPkg.packageName); 13344 } 13345 } 13346 13347 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 13348 PackageParser.Package newPkg) { 13349 // Disable the parent package (parent always replaced) 13350 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 13351 // Disable the child packages 13352 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13353 for (int i = 0; i < childCount; i++) { 13354 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 13355 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 13356 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 13357 } 13358 return disabled; 13359 } 13360 13361 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 13362 String installerPackageName) { 13363 // Enable the parent package 13364 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 13365 // Enable the child packages 13366 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13367 for (int i = 0; i < childCount; i++) { 13368 PackageParser.Package childPkg = pkg.childPackages.get(i); 13369 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 13370 } 13371 } 13372 13373 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 13374 // Collect all used permissions in the UID 13375 ArraySet<String> usedPermissions = new ArraySet<>(); 13376 final int packageCount = su.packages.size(); 13377 for (int i = 0; i < packageCount; i++) { 13378 PackageSetting ps = su.packages.valueAt(i); 13379 if (ps.pkg == null) { 13380 continue; 13381 } 13382 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 13383 for (int j = 0; j < requestedPermCount; j++) { 13384 String permission = ps.pkg.requestedPermissions.get(j); 13385 BasePermission bp = mSettings.mPermissions.get(permission); 13386 if (bp != null) { 13387 usedPermissions.add(permission); 13388 } 13389 } 13390 } 13391 13392 PermissionsState permissionsState = su.getPermissionsState(); 13393 // Prune install permissions 13394 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 13395 final int installPermCount = installPermStates.size(); 13396 for (int i = installPermCount - 1; i >= 0; i--) { 13397 PermissionState permissionState = installPermStates.get(i); 13398 if (!usedPermissions.contains(permissionState.getName())) { 13399 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13400 if (bp != null) { 13401 permissionsState.revokeInstallPermission(bp); 13402 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 13403 PackageManager.MASK_PERMISSION_FLAGS, 0); 13404 } 13405 } 13406 } 13407 13408 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 13409 13410 // Prune runtime permissions 13411 for (int userId : allUserIds) { 13412 List<PermissionState> runtimePermStates = permissionsState 13413 .getRuntimePermissionStates(userId); 13414 final int runtimePermCount = runtimePermStates.size(); 13415 for (int i = runtimePermCount - 1; i >= 0; i--) { 13416 PermissionState permissionState = runtimePermStates.get(i); 13417 if (!usedPermissions.contains(permissionState.getName())) { 13418 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13419 if (bp != null) { 13420 permissionsState.revokeRuntimePermission(bp, userId); 13421 permissionsState.updatePermissionFlags(bp, userId, 13422 PackageManager.MASK_PERMISSION_FLAGS, 0); 13423 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 13424 runtimePermissionChangedUserIds, userId); 13425 } 13426 } 13427 } 13428 } 13429 13430 return runtimePermissionChangedUserIds; 13431 } 13432 13433 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 13434 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 13435 // Update the parent package setting 13436 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 13437 res, user); 13438 // Update the child packages setting 13439 final int childCount = (newPackage.childPackages != null) 13440 ? newPackage.childPackages.size() : 0; 13441 for (int i = 0; i < childCount; i++) { 13442 PackageParser.Package childPackage = newPackage.childPackages.get(i); 13443 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 13444 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 13445 childRes.origUsers, childRes, user); 13446 } 13447 } 13448 13449 private void updateSettingsInternalLI(PackageParser.Package newPackage, 13450 String installerPackageName, int[] allUsers, int[] installedForUsers, 13451 PackageInstalledInfo res, UserHandle user) { 13452 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 13453 13454 String pkgName = newPackage.packageName; 13455 synchronized (mPackages) { 13456 //write settings. the installStatus will be incomplete at this stage. 13457 //note that the new package setting would have already been 13458 //added to mPackages. It hasn't been persisted yet. 13459 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 13460 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13461 mSettings.writeLPr(); 13462 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13463 } 13464 13465 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 13466 synchronized (mPackages) { 13467 updatePermissionsLPw(newPackage.packageName, newPackage, 13468 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 13469 ? UPDATE_PERMISSIONS_ALL : 0)); 13470 // For system-bundled packages, we assume that installing an upgraded version 13471 // of the package implies that the user actually wants to run that new code, 13472 // so we enable the package. 13473 PackageSetting ps = mSettings.mPackages.get(pkgName); 13474 final int userId = user.getIdentifier(); 13475 if (ps != null) { 13476 if (isSystemApp(newPackage)) { 13477 if (DEBUG_INSTALL) { 13478 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 13479 } 13480 // Enable system package for requested users 13481 if (res.origUsers != null) { 13482 for (int origUserId : res.origUsers) { 13483 if (userId == UserHandle.USER_ALL || userId == origUserId) { 13484 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 13485 origUserId, installerPackageName); 13486 } 13487 } 13488 } 13489 // Also convey the prior install/uninstall state 13490 if (allUsers != null && installedForUsers != null) { 13491 for (int currentUserId : allUsers) { 13492 final boolean installed = ArrayUtils.contains( 13493 installedForUsers, currentUserId); 13494 if (DEBUG_INSTALL) { 13495 Slog.d(TAG, " user " + currentUserId + " => " + installed); 13496 } 13497 ps.setInstalled(installed, currentUserId); 13498 } 13499 // these install state changes will be persisted in the 13500 // upcoming call to mSettings.writeLPr(). 13501 } 13502 } 13503 // It's implied that when a user requests installation, they want the app to be 13504 // installed and enabled. 13505 if (userId != UserHandle.USER_ALL) { 13506 ps.setInstalled(true, userId); 13507 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 13508 } 13509 } 13510 res.name = pkgName; 13511 res.uid = newPackage.applicationInfo.uid; 13512 res.pkg = newPackage; 13513 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 13514 mSettings.setInstallerPackageName(pkgName, installerPackageName); 13515 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13516 //to update install status 13517 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13518 mSettings.writeLPr(); 13519 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13520 } 13521 13522 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13523 } 13524 13525 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 13526 try { 13527 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 13528 installPackageLI(args, res); 13529 } finally { 13530 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13531 } 13532 } 13533 13534 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 13535 final int installFlags = args.installFlags; 13536 final String installerPackageName = args.installerPackageName; 13537 final String volumeUuid = args.volumeUuid; 13538 final File tmpPackageFile = new File(args.getCodePath()); 13539 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 13540 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 13541 || (args.volumeUuid != null)); 13542 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 13543 boolean replace = false; 13544 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 13545 if (args.move != null) { 13546 // moving a complete application; perform an initial scan on the new install location 13547 scanFlags |= SCAN_INITIAL; 13548 } 13549 13550 // Result object to be returned 13551 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13552 13553 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 13554 13555 // Sanity check 13556 if (ephemeral && (forwardLocked || onExternal)) { 13557 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 13558 + " external=" + onExternal); 13559 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 13560 return; 13561 } 13562 13563 // Retrieve PackageSettings and parse package 13564 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 13565 | PackageParser.PARSE_ENFORCE_CODE 13566 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 13567 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 13568 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 13569 PackageParser pp = new PackageParser(); 13570 pp.setSeparateProcesses(mSeparateProcesses); 13571 pp.setDisplayMetrics(mMetrics); 13572 13573 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 13574 final PackageParser.Package pkg; 13575 try { 13576 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 13577 } catch (PackageParserException e) { 13578 res.setError("Failed parse during installPackageLI", e); 13579 return; 13580 } finally { 13581 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13582 } 13583 13584 // If we are installing a clustered package add results for the children 13585 if (pkg.childPackages != null) { 13586 synchronized (mPackages) { 13587 final int childCount = pkg.childPackages.size(); 13588 for (int i = 0; i < childCount; i++) { 13589 PackageParser.Package childPkg = pkg.childPackages.get(i); 13590 PackageInstalledInfo childRes = new PackageInstalledInfo(); 13591 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13592 childRes.pkg = childPkg; 13593 childRes.name = childPkg.packageName; 13594 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13595 if (childPs != null) { 13596 childRes.origUsers = childPs.queryInstalledUsers( 13597 sUserManager.getUserIds(), true); 13598 } 13599 if ((mPackages.containsKey(childPkg.packageName))) { 13600 childRes.removedInfo = new PackageRemovedInfo(); 13601 childRes.removedInfo.removedPackage = childPkg.packageName; 13602 } 13603 if (res.addedChildPackages == null) { 13604 res.addedChildPackages = new ArrayMap<>(); 13605 } 13606 res.addedChildPackages.put(childPkg.packageName, childRes); 13607 } 13608 } 13609 } 13610 13611 // If package doesn't declare API override, mark that we have an install 13612 // time CPU ABI override. 13613 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 13614 pkg.cpuAbiOverride = args.abiOverride; 13615 } 13616 13617 String pkgName = res.name = pkg.packageName; 13618 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 13619 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 13620 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 13621 return; 13622 } 13623 } 13624 13625 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 13626 try { 13627 PackageParser.collectCertificates(pkg, parseFlags); 13628 } catch (PackageParserException e) { 13629 res.setError("Failed collect during installPackageLI", e); 13630 return; 13631 } finally { 13632 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13633 } 13634 13635 // Get rid of all references to package scan path via parser. 13636 pp = null; 13637 String oldCodePath = null; 13638 boolean systemApp = false; 13639 synchronized (mPackages) { 13640 // Check if installing already existing package 13641 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 13642 String oldName = mSettings.mRenamedPackages.get(pkgName); 13643 if (pkg.mOriginalPackages != null 13644 && pkg.mOriginalPackages.contains(oldName) 13645 && mPackages.containsKey(oldName)) { 13646 // This package is derived from an original package, 13647 // and this device has been updating from that original 13648 // name. We must continue using the original name, so 13649 // rename the new package here. 13650 pkg.setPackageName(oldName); 13651 pkgName = pkg.packageName; 13652 replace = true; 13653 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 13654 + oldName + " pkgName=" + pkgName); 13655 } else if (mPackages.containsKey(pkgName)) { 13656 // This package, under its official name, already exists 13657 // on the device; we should replace it. 13658 replace = true; 13659 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 13660 } 13661 13662 // Child packages are installed through the parent package 13663 if (pkg.parentPackage != null) { 13664 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13665 "Package " + pkg.packageName + " is child of package " 13666 + pkg.parentPackage.parentPackage + ". Child packages " 13667 + "can be updated only through the parent package."); 13668 return; 13669 } 13670 13671 if (replace) { 13672 // Prevent apps opting out from runtime permissions 13673 PackageParser.Package oldPackage = mPackages.get(pkgName); 13674 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 13675 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 13676 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 13677 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 13678 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 13679 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 13680 + " doesn't support runtime permissions but the old" 13681 + " target SDK " + oldTargetSdk + " does."); 13682 return; 13683 } 13684 13685 // Prevent installing of child packages 13686 if (oldPackage.parentPackage != null) { 13687 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13688 "Package " + pkg.packageName + " is child of package " 13689 + oldPackage.parentPackage + ". Child packages " 13690 + "can be updated only through the parent package."); 13691 return; 13692 } 13693 } 13694 } 13695 13696 PackageSetting ps = mSettings.mPackages.get(pkgName); 13697 if (ps != null) { 13698 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 13699 13700 // Quick sanity check that we're signed correctly if updating; 13701 // we'll check this again later when scanning, but we want to 13702 // bail early here before tripping over redefined permissions. 13703 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 13704 if (!checkUpgradeKeySetLP(ps, pkg)) { 13705 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 13706 + pkg.packageName + " upgrade keys do not match the " 13707 + "previously installed version"); 13708 return; 13709 } 13710 } else { 13711 try { 13712 verifySignaturesLP(ps, pkg); 13713 } catch (PackageManagerException e) { 13714 res.setError(e.error, e.getMessage()); 13715 return; 13716 } 13717 } 13718 13719 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 13720 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 13721 systemApp = (ps.pkg.applicationInfo.flags & 13722 ApplicationInfo.FLAG_SYSTEM) != 0; 13723 } 13724 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13725 } 13726 13727 // Check whether the newly-scanned package wants to define an already-defined perm 13728 int N = pkg.permissions.size(); 13729 for (int i = N-1; i >= 0; i--) { 13730 PackageParser.Permission perm = pkg.permissions.get(i); 13731 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 13732 if (bp != null) { 13733 // If the defining package is signed with our cert, it's okay. This 13734 // also includes the "updating the same package" case, of course. 13735 // "updating same package" could also involve key-rotation. 13736 final boolean sigsOk; 13737 if (bp.sourcePackage.equals(pkg.packageName) 13738 && (bp.packageSetting instanceof PackageSetting) 13739 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 13740 scanFlags))) { 13741 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 13742 } else { 13743 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 13744 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 13745 } 13746 if (!sigsOk) { 13747 // If the owning package is the system itself, we log but allow 13748 // install to proceed; we fail the install on all other permission 13749 // redefinitions. 13750 if (!bp.sourcePackage.equals("android")) { 13751 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 13752 + pkg.packageName + " attempting to redeclare permission " 13753 + perm.info.name + " already owned by " + bp.sourcePackage); 13754 res.origPermission = perm.info.name; 13755 res.origPackage = bp.sourcePackage; 13756 return; 13757 } else { 13758 Slog.w(TAG, "Package " + pkg.packageName 13759 + " attempting to redeclare system permission " 13760 + perm.info.name + "; ignoring new declaration"); 13761 pkg.permissions.remove(i); 13762 } 13763 } 13764 } 13765 } 13766 } 13767 13768 if (systemApp) { 13769 if (onExternal) { 13770 // Abort update; system app can't be replaced with app on sdcard 13771 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 13772 "Cannot install updates to system apps on sdcard"); 13773 return; 13774 } else if (ephemeral) { 13775 // Abort update; system app can't be replaced with an ephemeral app 13776 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 13777 "Cannot update a system app with an ephemeral app"); 13778 return; 13779 } 13780 } 13781 13782 if (args.move != null) { 13783 // We did an in-place move, so dex is ready to roll 13784 scanFlags |= SCAN_NO_DEX; 13785 scanFlags |= SCAN_MOVE; 13786 13787 synchronized (mPackages) { 13788 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13789 if (ps == null) { 13790 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13791 "Missing settings for moved package " + pkgName); 13792 } 13793 13794 // We moved the entire application as-is, so bring over the 13795 // previously derived ABI information. 13796 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13797 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13798 } 13799 13800 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13801 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13802 scanFlags |= SCAN_NO_DEX; 13803 13804 try { 13805 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 13806 args.abiOverride : pkg.cpuAbiOverride); 13807 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 13808 true /* extract libs */); 13809 } catch (PackageManagerException pme) { 13810 Slog.e(TAG, "Error deriving application ABI", pme); 13811 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13812 return; 13813 } 13814 13815 // Extract package to save the VM unzipping the APK in memory during 13816 // launch. Only do this if profile-guided compilation is enabled because 13817 // otherwise BackgroundDexOptService will not dexopt the package later. 13818 if (mUseJitProfiles) { 13819 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 13820 // Do not run PackageDexOptimizer through the local performDexOpt 13821 // method because `pkg` is not in `mPackages` yet. 13822 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instructionSets */, 13823 false /* useProfiles */, true /* extractOnly */); 13824 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13825 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 13826 String msg = "Extracking package failed for " + pkgName; 13827 res.setError(INSTALL_FAILED_DEXOPT, msg); 13828 return; 13829 } 13830 } 13831 } 13832 13833 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13834 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13835 return; 13836 } 13837 13838 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13839 13840 if (replace) { 13841 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13842 installerPackageName, res); 13843 } else { 13844 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13845 args.user, installerPackageName, volumeUuid, res); 13846 } 13847 synchronized (mPackages) { 13848 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13849 if (ps != null) { 13850 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13851 } 13852 13853 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13854 for (int i = 0; i < childCount; i++) { 13855 PackageParser.Package childPkg = pkg.childPackages.get(i); 13856 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 13857 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13858 if (childPs != null) { 13859 childRes.newUsers = childPs.queryInstalledUsers( 13860 sUserManager.getUserIds(), true); 13861 } 13862 } 13863 } 13864 } 13865 13866 private void startIntentFilterVerifications(int userId, boolean replacing, 13867 PackageParser.Package pkg) { 13868 if (mIntentFilterVerifierComponent == null) { 13869 Slog.w(TAG, "No IntentFilter verification will not be done as " 13870 + "there is no IntentFilterVerifier available!"); 13871 return; 13872 } 13873 13874 final int verifierUid = getPackageUid( 13875 mIntentFilterVerifierComponent.getPackageName(), 13876 MATCH_DEBUG_TRIAGED_MISSING, 13877 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13878 13879 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13880 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13881 mHandler.sendMessage(msg); 13882 13883 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13884 for (int i = 0; i < childCount; i++) { 13885 PackageParser.Package childPkg = pkg.childPackages.get(i); 13886 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13887 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 13888 mHandler.sendMessage(msg); 13889 } 13890 } 13891 13892 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13893 PackageParser.Package pkg) { 13894 int size = pkg.activities.size(); 13895 if (size == 0) { 13896 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13897 "No activity, so no need to verify any IntentFilter!"); 13898 return; 13899 } 13900 13901 final boolean hasDomainURLs = hasDomainURLs(pkg); 13902 if (!hasDomainURLs) { 13903 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13904 "No domain URLs, so no need to verify any IntentFilter!"); 13905 return; 13906 } 13907 13908 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13909 + " if any IntentFilter from the " + size 13910 + " Activities needs verification ..."); 13911 13912 int count = 0; 13913 final String packageName = pkg.packageName; 13914 13915 synchronized (mPackages) { 13916 // If this is a new install and we see that we've already run verification for this 13917 // package, we have nothing to do: it means the state was restored from backup. 13918 if (!replacing) { 13919 IntentFilterVerificationInfo ivi = 13920 mSettings.getIntentFilterVerificationLPr(packageName); 13921 if (ivi != null) { 13922 if (DEBUG_DOMAIN_VERIFICATION) { 13923 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13924 + ivi.getStatusString()); 13925 } 13926 return; 13927 } 13928 } 13929 13930 // If any filters need to be verified, then all need to be. 13931 boolean needToVerify = false; 13932 for (PackageParser.Activity a : pkg.activities) { 13933 for (ActivityIntentInfo filter : a.intents) { 13934 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13935 if (DEBUG_DOMAIN_VERIFICATION) { 13936 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13937 } 13938 needToVerify = true; 13939 break; 13940 } 13941 } 13942 } 13943 13944 if (needToVerify) { 13945 final int verificationId = mIntentFilterVerificationToken++; 13946 for (PackageParser.Activity a : pkg.activities) { 13947 for (ActivityIntentInfo filter : a.intents) { 13948 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13949 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13950 "Verification needed for IntentFilter:" + filter.toString()); 13951 mIntentFilterVerifier.addOneIntentFilterVerification( 13952 verifierUid, userId, verificationId, filter, packageName); 13953 count++; 13954 } 13955 } 13956 } 13957 } 13958 } 13959 13960 if (count > 0) { 13961 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13962 + " IntentFilter verification" + (count > 1 ? "s" : "") 13963 + " for userId:" + userId); 13964 mIntentFilterVerifier.startVerifications(userId); 13965 } else { 13966 if (DEBUG_DOMAIN_VERIFICATION) { 13967 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13968 } 13969 } 13970 } 13971 13972 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13973 final ComponentName cn = filter.activity.getComponentName(); 13974 final String packageName = cn.getPackageName(); 13975 13976 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13977 packageName); 13978 if (ivi == null) { 13979 return true; 13980 } 13981 int status = ivi.getStatus(); 13982 switch (status) { 13983 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13984 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13985 return true; 13986 13987 default: 13988 // Nothing to do 13989 return false; 13990 } 13991 } 13992 13993 private static boolean isMultiArch(ApplicationInfo info) { 13994 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13995 } 13996 13997 private static boolean isExternal(PackageParser.Package pkg) { 13998 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13999 } 14000 14001 private static boolean isExternal(PackageSetting ps) { 14002 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 14003 } 14004 14005 private static boolean isEphemeral(PackageParser.Package pkg) { 14006 return pkg.applicationInfo.isEphemeralApp(); 14007 } 14008 14009 private static boolean isEphemeral(PackageSetting ps) { 14010 return ps.pkg != null && isEphemeral(ps.pkg); 14011 } 14012 14013 private static boolean isSystemApp(PackageParser.Package pkg) { 14014 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 14015 } 14016 14017 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 14018 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14019 } 14020 14021 private static boolean hasDomainURLs(PackageParser.Package pkg) { 14022 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 14023 } 14024 14025 private static boolean isSystemApp(PackageSetting ps) { 14026 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 14027 } 14028 14029 private static boolean isUpdatedSystemApp(PackageSetting ps) { 14030 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 14031 } 14032 14033 private int packageFlagsToInstallFlags(PackageSetting ps) { 14034 int installFlags = 0; 14035 if (isEphemeral(ps)) { 14036 installFlags |= PackageManager.INSTALL_EPHEMERAL; 14037 } 14038 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 14039 // This existing package was an external ASEC install when we have 14040 // the external flag without a UUID 14041 installFlags |= PackageManager.INSTALL_EXTERNAL; 14042 } 14043 if (ps.isForwardLocked()) { 14044 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 14045 } 14046 return installFlags; 14047 } 14048 14049 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 14050 if (isExternal(pkg)) { 14051 if (TextUtils.isEmpty(pkg.volumeUuid)) { 14052 return StorageManager.UUID_PRIMARY_PHYSICAL; 14053 } else { 14054 return pkg.volumeUuid; 14055 } 14056 } else { 14057 return StorageManager.UUID_PRIVATE_INTERNAL; 14058 } 14059 } 14060 14061 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 14062 if (isExternal(pkg)) { 14063 if (TextUtils.isEmpty(pkg.volumeUuid)) { 14064 return mSettings.getExternalVersion(); 14065 } else { 14066 return mSettings.findOrCreateVersion(pkg.volumeUuid); 14067 } 14068 } else { 14069 return mSettings.getInternalVersion(); 14070 } 14071 } 14072 14073 private void deleteTempPackageFiles() { 14074 final FilenameFilter filter = new FilenameFilter() { 14075 public boolean accept(File dir, String name) { 14076 return name.startsWith("vmdl") && name.endsWith(".tmp"); 14077 } 14078 }; 14079 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 14080 file.delete(); 14081 } 14082 } 14083 14084 @Override 14085 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 14086 int flags) { 14087 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 14088 flags); 14089 } 14090 14091 @Override 14092 public void deletePackage(final String packageName, 14093 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 14094 mContext.enforceCallingOrSelfPermission( 14095 android.Manifest.permission.DELETE_PACKAGES, null); 14096 Preconditions.checkNotNull(packageName); 14097 Preconditions.checkNotNull(observer); 14098 final int uid = Binder.getCallingUid(); 14099 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 14100 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 14101 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 14102 mContext.enforceCallingOrSelfPermission( 14103 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14104 "deletePackage for user " + userId); 14105 } 14106 14107 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 14108 try { 14109 observer.onPackageDeleted(packageName, 14110 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 14111 } catch (RemoteException re) { 14112 } 14113 return; 14114 } 14115 14116 for (int currentUserId : users) { 14117 if (getBlockUninstallForUser(packageName, currentUserId)) { 14118 try { 14119 observer.onPackageDeleted(packageName, 14120 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 14121 } catch (RemoteException re) { 14122 } 14123 return; 14124 } 14125 } 14126 14127 if (DEBUG_REMOVE) { 14128 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 14129 } 14130 // Queue up an async operation since the package deletion may take a little while. 14131 mHandler.post(new Runnable() { 14132 public void run() { 14133 mHandler.removeCallbacks(this); 14134 final int returnCode = deletePackageX(packageName, userId, flags); 14135 try { 14136 observer.onPackageDeleted(packageName, returnCode, null); 14137 } catch (RemoteException e) { 14138 Log.i(TAG, "Observer no longer exists."); 14139 } //end catch 14140 } //end run 14141 }); 14142 } 14143 14144 @Override 14145 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 14146 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 14147 } 14148 14149 private boolean isPackageDeviceAdmin(String packageName, int userId) { 14150 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 14151 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 14152 try { 14153 if (dpm != null) { 14154 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 14155 /* callingUserOnly =*/ false); 14156 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 14157 : deviceOwnerComponentName.getPackageName(); 14158 // Does the package contains the device owner? 14159 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 14160 // this check is probably not needed, since DO should be registered as a device 14161 // admin on some user too. (Original bug for this: b/17657954) 14162 if (packageName.equals(deviceOwnerPackageName)) { 14163 return true; 14164 } 14165 // Does it contain a device admin for any user? 14166 int[] users; 14167 if (userId == UserHandle.USER_ALL) { 14168 users = sUserManager.getUserIds(); 14169 } else { 14170 users = new int[]{userId}; 14171 } 14172 for (int i = 0; i < users.length; ++i) { 14173 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 14174 return true; 14175 } 14176 } 14177 } 14178 } catch (RemoteException e) { 14179 } 14180 return false; 14181 } 14182 14183 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 14184 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 14185 } 14186 14187 /** 14188 * This method is an internal method that could be get invoked either 14189 * to delete an installed package or to clean up a failed installation. 14190 * After deleting an installed package, a broadcast is sent to notify any 14191 * listeners that the package has been installed. For cleaning up a failed 14192 * installation, the broadcast is not necessary since the package's 14193 * installation wouldn't have sent the initial broadcast either 14194 * The key steps in deleting a package are 14195 * deleting the package information in internal structures like mPackages, 14196 * deleting the packages base directories through installd 14197 * updating mSettings to reflect current status 14198 * persisting settings for later use 14199 * sending a broadcast if necessary 14200 */ 14201 private int deletePackageX(String packageName, int userId, int flags) { 14202 final PackageRemovedInfo info = new PackageRemovedInfo(); 14203 final boolean res; 14204 14205 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 14206 ? UserHandle.ALL : new UserHandle(userId); 14207 14208 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 14209 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 14210 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 14211 } 14212 14213 PackageSetting uninstalledPs = null; 14214 14215 // for the uninstall-updates case and restricted profiles, remember the per- 14216 // user handle installed state 14217 int[] allUsers; 14218 synchronized (mPackages) { 14219 uninstalledPs = mSettings.mPackages.get(packageName); 14220 if (uninstalledPs == null) { 14221 Slog.w(TAG, "Not removing non-existent package " + packageName); 14222 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 14223 } 14224 allUsers = sUserManager.getUserIds(); 14225 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 14226 } 14227 14228 synchronized (mInstallLock) { 14229 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 14230 res = deletePackageLI(packageName, removeForUser, true, allUsers, 14231 flags | REMOVE_CHATTY, info, true, null); 14232 synchronized (mPackages) { 14233 if (res) { 14234 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 14235 } 14236 } 14237 } 14238 14239 if (res) { 14240 info.sendPackageRemovedBroadcasts(); 14241 info.sendSystemPackageUpdatedBroadcasts(); 14242 info.sendSystemPackageAppearedBroadcasts(); 14243 } 14244 // Force a gc here. 14245 Runtime.getRuntime().gc(); 14246 // Delete the resources here after sending the broadcast to let 14247 // other processes clean up before deleting resources. 14248 if (info.args != null) { 14249 synchronized (mInstallLock) { 14250 info.args.doPostDeleteLI(true); 14251 } 14252 } 14253 14254 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 14255 } 14256 14257 class PackageRemovedInfo { 14258 String removedPackage; 14259 int uid = -1; 14260 int removedAppId = -1; 14261 int[] origUsers; 14262 int[] removedUsers = null; 14263 boolean isRemovedPackageSystemUpdate = false; 14264 boolean isUpdate; 14265 boolean dataRemoved; 14266 boolean removedForAllUsers; 14267 // Clean up resources deleted packages. 14268 InstallArgs args = null; 14269 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 14270 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 14271 14272 void sendPackageRemovedBroadcasts() { 14273 sendPackageRemovedBroadcastInternal(); 14274 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 14275 for (int i = 0; i < childCount; i++) { 14276 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 14277 childInfo.sendPackageRemovedBroadcastInternal(); 14278 } 14279 } 14280 14281 void sendSystemPackageUpdatedBroadcasts() { 14282 if (isRemovedPackageSystemUpdate) { 14283 sendSystemPackageUpdatedBroadcastsInternal(); 14284 final int childCount = (removedChildPackages != null) 14285 ? removedChildPackages.size() : 0; 14286 for (int i = 0; i < childCount; i++) { 14287 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 14288 if (childInfo.isRemovedPackageSystemUpdate) { 14289 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 14290 } 14291 } 14292 } 14293 } 14294 14295 void sendSystemPackageAppearedBroadcasts() { 14296 final int packageCount = (appearedChildPackages != null) 14297 ? appearedChildPackages.size() : 0; 14298 for (int i = 0; i < packageCount; i++) { 14299 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 14300 for (int userId : installedInfo.newUsers) { 14301 sendPackageAddedForUser(installedInfo.name, true, 14302 UserHandle.getAppId(installedInfo.uid), userId); 14303 } 14304 } 14305 } 14306 14307 private void sendSystemPackageUpdatedBroadcastsInternal() { 14308 Bundle extras = new Bundle(2); 14309 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 14310 extras.putBoolean(Intent.EXTRA_REPLACING, true); 14311 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 14312 extras, 0, null, null, null); 14313 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 14314 extras, 0, null, null, null); 14315 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 14316 null, 0, removedPackage, null, null); 14317 } 14318 14319 private void sendPackageRemovedBroadcastInternal() { 14320 Bundle extras = new Bundle(2); 14321 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 14322 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 14323 if (isUpdate || isRemovedPackageSystemUpdate) { 14324 extras.putBoolean(Intent.EXTRA_REPLACING, true); 14325 } 14326 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 14327 if (removedPackage != null) { 14328 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 14329 extras, 0, null, null, removedUsers); 14330 if (dataRemoved && !isRemovedPackageSystemUpdate) { 14331 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 14332 removedPackage, extras, 0, null, null, removedUsers); 14333 } 14334 } 14335 if (removedAppId >= 0) { 14336 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 14337 removedUsers); 14338 } 14339 } 14340 } 14341 14342 /* 14343 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 14344 * flag is not set, the data directory is removed as well. 14345 * make sure this flag is set for partially installed apps. If not its meaningless to 14346 * delete a partially installed application. 14347 */ 14348 private void removePackageDataLI(PackageSetting ps, int[] allUserHandles, 14349 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 14350 String packageName = ps.name; 14351 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 14352 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 14353 // Retrieve object to delete permissions for shared user later on 14354 final PackageSetting deletedPs; 14355 // reader 14356 synchronized (mPackages) { 14357 deletedPs = mSettings.mPackages.get(packageName); 14358 if (outInfo != null) { 14359 outInfo.removedPackage = packageName; 14360 outInfo.removedUsers = deletedPs != null 14361 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 14362 : null; 14363 } 14364 } 14365 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14366 removeDataDirsLI(ps.volumeUuid, packageName); 14367 if (outInfo != null) { 14368 outInfo.dataRemoved = true; 14369 } 14370 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 14371 } 14372 // writer 14373 synchronized (mPackages) { 14374 if (deletedPs != null) { 14375 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14376 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 14377 clearDefaultBrowserIfNeeded(packageName); 14378 if (outInfo != null) { 14379 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 14380 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 14381 } 14382 updatePermissionsLPw(deletedPs.name, null, 0); 14383 if (deletedPs.sharedUser != null) { 14384 // Remove permissions associated with package. Since runtime 14385 // permissions are per user we have to kill the removed package 14386 // or packages running under the shared user of the removed 14387 // package if revoking the permissions requested only by the removed 14388 // package is successful and this causes a change in gids. 14389 for (int userId : UserManagerService.getInstance().getUserIds()) { 14390 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 14391 userId); 14392 if (userIdToKill == UserHandle.USER_ALL 14393 || userIdToKill >= UserHandle.USER_SYSTEM) { 14394 // If gids changed for this user, kill all affected packages. 14395 mHandler.post(new Runnable() { 14396 @Override 14397 public void run() { 14398 // This has to happen with no lock held. 14399 killApplication(deletedPs.name, deletedPs.appId, 14400 KILL_APP_REASON_GIDS_CHANGED); 14401 } 14402 }); 14403 break; 14404 } 14405 } 14406 } 14407 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 14408 } 14409 // make sure to preserve per-user disabled state if this removal was just 14410 // a downgrade of a system app to the factory package 14411 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 14412 if (DEBUG_REMOVE) { 14413 Slog.d(TAG, "Propagating install state across downgrade"); 14414 } 14415 for (int userId : allUserHandles) { 14416 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 14417 if (DEBUG_REMOVE) { 14418 Slog.d(TAG, " user " + userId + " => " + installed); 14419 } 14420 ps.setInstalled(installed, userId); 14421 } 14422 } 14423 } 14424 // can downgrade to reader 14425 if (writeSettings) { 14426 // Save settings now 14427 mSettings.writeLPr(); 14428 } 14429 } 14430 if (outInfo != null) { 14431 // A user ID was deleted here. Go through all users and remove it 14432 // from KeyStore. 14433 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 14434 } 14435 } 14436 14437 static boolean locationIsPrivileged(File path) { 14438 try { 14439 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 14440 .getCanonicalPath(); 14441 return path.getCanonicalPath().startsWith(privilegedAppDir); 14442 } catch (IOException e) { 14443 Slog.e(TAG, "Unable to access code path " + path); 14444 } 14445 return false; 14446 } 14447 14448 /* 14449 * Tries to delete system package. 14450 */ 14451 private boolean deleteSystemPackageLI(PackageParser.Package deletedPkg, 14452 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 14453 boolean writeSettings) { 14454 if (deletedPs.parentPackageName != null) { 14455 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 14456 return false; 14457 } 14458 14459 final boolean applyUserRestrictions 14460 = (allUserHandles != null) && (outInfo.origUsers != null); 14461 final PackageSetting disabledPs; 14462 // Confirm if the system package has been updated 14463 // An updated system app can be deleted. This will also have to restore 14464 // the system pkg from system partition 14465 // reader 14466 synchronized (mPackages) { 14467 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 14468 } 14469 14470 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 14471 + " disabledPs=" + disabledPs); 14472 14473 if (disabledPs == null) { 14474 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 14475 return false; 14476 } else if (DEBUG_REMOVE) { 14477 Slog.d(TAG, "Deleting system pkg from data partition"); 14478 } 14479 14480 if (DEBUG_REMOVE) { 14481 if (applyUserRestrictions) { 14482 Slog.d(TAG, "Remembering install states:"); 14483 for (int userId : allUserHandles) { 14484 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 14485 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 14486 } 14487 } 14488 } 14489 14490 // Delete the updated package 14491 outInfo.isRemovedPackageSystemUpdate = true; 14492 if (outInfo.removedChildPackages != null) { 14493 final int childCount = (deletedPs.childPackageNames != null) 14494 ? deletedPs.childPackageNames.size() : 0; 14495 for (int i = 0; i < childCount; i++) { 14496 String childPackageName = deletedPs.childPackageNames.get(i); 14497 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 14498 .contains(childPackageName)) { 14499 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 14500 childPackageName); 14501 if (childInfo != null) { 14502 childInfo.isRemovedPackageSystemUpdate = true; 14503 } 14504 } 14505 } 14506 } 14507 14508 if (disabledPs.versionCode < deletedPs.versionCode) { 14509 // Delete data for downgrades 14510 flags &= ~PackageManager.DELETE_KEEP_DATA; 14511 } else { 14512 // Preserve data by setting flag 14513 flags |= PackageManager.DELETE_KEEP_DATA; 14514 } 14515 14516 boolean ret = deleteInstalledPackageLI(deletedPs, true, flags, allUserHandles, 14517 outInfo, writeSettings, disabledPs.pkg); 14518 if (!ret) { 14519 return false; 14520 } 14521 14522 // writer 14523 synchronized (mPackages) { 14524 // Reinstate the old system package 14525 enableSystemPackageLPw(disabledPs.pkg); 14526 // Remove any native libraries from the upgraded package. 14527 removeNativeBinariesLI(deletedPs); 14528 } 14529 14530 // Install the system package 14531 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 14532 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 14533 if (locationIsPrivileged(disabledPs.codePath)) { 14534 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 14535 } 14536 14537 final PackageParser.Package newPkg; 14538 try { 14539 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 14540 } catch (PackageManagerException e) { 14541 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 14542 + e.getMessage()); 14543 return false; 14544 } 14545 14546 prepareAppDataAfterInstall(newPkg); 14547 14548 // writer 14549 synchronized (mPackages) { 14550 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 14551 14552 // Propagate the permissions state as we do not want to drop on the floor 14553 // runtime permissions. The update permissions method below will take 14554 // care of removing obsolete permissions and grant install permissions. 14555 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 14556 updatePermissionsLPw(newPkg.packageName, newPkg, 14557 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 14558 14559 if (applyUserRestrictions) { 14560 if (DEBUG_REMOVE) { 14561 Slog.d(TAG, "Propagating install state across reinstall"); 14562 } 14563 for (int userId : allUserHandles) { 14564 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 14565 if (DEBUG_REMOVE) { 14566 Slog.d(TAG, " user " + userId + " => " + installed); 14567 } 14568 ps.setInstalled(installed, userId); 14569 14570 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 14571 } 14572 // Regardless of writeSettings we need to ensure that this restriction 14573 // state propagation is persisted 14574 mSettings.writeAllUsersPackageRestrictionsLPr(); 14575 } 14576 // can downgrade to reader here 14577 if (writeSettings) { 14578 mSettings.writeLPr(); 14579 } 14580 } 14581 return true; 14582 } 14583 14584 private boolean deleteInstalledPackageLI(PackageSetting ps, 14585 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 14586 PackageRemovedInfo outInfo, boolean writeSettings, 14587 PackageParser.Package replacingPackage) { 14588 synchronized (mPackages) { 14589 if (outInfo != null) { 14590 outInfo.uid = ps.appId; 14591 } 14592 14593 if (outInfo != null && outInfo.removedChildPackages != null) { 14594 final int childCount = (ps.childPackageNames != null) 14595 ? ps.childPackageNames.size() : 0; 14596 for (int i = 0; i < childCount; i++) { 14597 String childPackageName = ps.childPackageNames.get(i); 14598 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 14599 if (childPs == null) { 14600 return false; 14601 } 14602 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 14603 childPackageName); 14604 if (childInfo != null) { 14605 childInfo.uid = childPs.appId; 14606 } 14607 } 14608 } 14609 } 14610 14611 // Delete package data from internal structures and also remove data if flag is set 14612 removePackageDataLI(ps, allUserHandles, outInfo, flags, writeSettings); 14613 14614 // Delete the child packages data 14615 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 14616 for (int i = 0; i < childCount; i++) { 14617 PackageSetting childPs; 14618 synchronized (mPackages) { 14619 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 14620 } 14621 if (childPs != null) { 14622 PackageRemovedInfo childOutInfo = (outInfo != null 14623 && outInfo.removedChildPackages != null) 14624 ? outInfo.removedChildPackages.get(childPs.name) : null; 14625 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 14626 && (replacingPackage != null 14627 && !replacingPackage.hasChildPackage(childPs.name)) 14628 ? flags & ~DELETE_KEEP_DATA : flags; 14629 removePackageDataLI(childPs, allUserHandles, childOutInfo, 14630 deleteFlags, writeSettings); 14631 } 14632 } 14633 14634 // Delete application code and resources only for parent packages 14635 if (ps.parentPackageName == null) { 14636 if (deleteCodeAndResources && (outInfo != null)) { 14637 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 14638 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 14639 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 14640 } 14641 } 14642 14643 return true; 14644 } 14645 14646 @Override 14647 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 14648 int userId) { 14649 mContext.enforceCallingOrSelfPermission( 14650 android.Manifest.permission.DELETE_PACKAGES, null); 14651 synchronized (mPackages) { 14652 PackageSetting ps = mSettings.mPackages.get(packageName); 14653 if (ps == null) { 14654 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 14655 return false; 14656 } 14657 if (!ps.getInstalled(userId)) { 14658 // Can't block uninstall for an app that is not installed or enabled. 14659 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 14660 return false; 14661 } 14662 ps.setBlockUninstall(blockUninstall, userId); 14663 mSettings.writePackageRestrictionsLPr(userId); 14664 } 14665 return true; 14666 } 14667 14668 @Override 14669 public boolean getBlockUninstallForUser(String packageName, int userId) { 14670 synchronized (mPackages) { 14671 PackageSetting ps = mSettings.mPackages.get(packageName); 14672 if (ps == null) { 14673 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 14674 return false; 14675 } 14676 return ps.getBlockUninstall(userId); 14677 } 14678 } 14679 14680 @Override 14681 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 14682 int callingUid = Binder.getCallingUid(); 14683 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 14684 throw new SecurityException( 14685 "setRequiredForSystemUser can only be run by the system or root"); 14686 } 14687 synchronized (mPackages) { 14688 PackageSetting ps = mSettings.mPackages.get(packageName); 14689 if (ps == null) { 14690 Log.w(TAG, "Package doesn't exist: " + packageName); 14691 return false; 14692 } 14693 if (systemUserApp) { 14694 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14695 } else { 14696 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14697 } 14698 mSettings.writeLPr(); 14699 } 14700 return true; 14701 } 14702 14703 /* 14704 * This method handles package deletion in general 14705 */ 14706 private boolean deletePackageLI(String packageName, UserHandle user, 14707 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 14708 PackageRemovedInfo outInfo, boolean writeSettings, 14709 PackageParser.Package replacingPackage) { 14710 if (packageName == null) { 14711 Slog.w(TAG, "Attempt to delete null packageName."); 14712 return false; 14713 } 14714 14715 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 14716 14717 PackageSetting ps; 14718 14719 synchronized (mPackages) { 14720 ps = mSettings.mPackages.get(packageName); 14721 if (ps == null) { 14722 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14723 return false; 14724 } 14725 14726 if (ps.parentPackageName != null && (!isSystemApp(ps) 14727 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 14728 if (DEBUG_REMOVE) { 14729 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 14730 + ((user == null) ? UserHandle.USER_ALL : user)); 14731 } 14732 final int removedUserId = (user != null) ? user.getIdentifier() 14733 : UserHandle.USER_ALL; 14734 if (!clearPackageStateForUser(ps, removedUserId, outInfo)) { 14735 return false; 14736 } 14737 markPackageUninstalledForUserLPw(ps, user); 14738 scheduleWritePackageRestrictionsLocked(user); 14739 return true; 14740 } 14741 } 14742 14743 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 14744 && user.getIdentifier() != UserHandle.USER_ALL)) { 14745 // The caller is asking that the package only be deleted for a single 14746 // user. To do this, we just mark its uninstalled state and delete 14747 // its data. If this is a system app, we only allow this to happen if 14748 // they have set the special DELETE_SYSTEM_APP which requests different 14749 // semantics than normal for uninstalling system apps. 14750 markPackageUninstalledForUserLPw(ps, user); 14751 14752 if (!isSystemApp(ps)) { 14753 // Do not uninstall the APK if an app should be cached 14754 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 14755 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 14756 // Other user still have this package installed, so all 14757 // we need to do is clear this user's data and save that 14758 // it is uninstalled. 14759 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 14760 if (!clearPackageStateForUser(ps, user.getIdentifier(), outInfo)) { 14761 return false; 14762 } 14763 scheduleWritePackageRestrictionsLocked(user); 14764 return true; 14765 } else { 14766 // We need to set it back to 'installed' so the uninstall 14767 // broadcasts will be sent correctly. 14768 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 14769 ps.setInstalled(true, user.getIdentifier()); 14770 } 14771 } else { 14772 // This is a system app, so we assume that the 14773 // other users still have this package installed, so all 14774 // we need to do is clear this user's data and save that 14775 // it is uninstalled. 14776 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 14777 if (!clearPackageStateForUser(ps, user.getIdentifier(), outInfo)) { 14778 return false; 14779 } 14780 scheduleWritePackageRestrictionsLocked(user); 14781 return true; 14782 } 14783 } 14784 14785 // If we are deleting a composite package for all users, keep track 14786 // of result for each child. 14787 if (ps.childPackageNames != null && outInfo != null) { 14788 synchronized (mPackages) { 14789 final int childCount = ps.childPackageNames.size(); 14790 outInfo.removedChildPackages = new ArrayMap<>(childCount); 14791 for (int i = 0; i < childCount; i++) { 14792 String childPackageName = ps.childPackageNames.get(i); 14793 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 14794 childInfo.removedPackage = childPackageName; 14795 outInfo.removedChildPackages.put(childPackageName, childInfo); 14796 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 14797 if (childPs != null) { 14798 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 14799 } 14800 } 14801 } 14802 } 14803 14804 boolean ret = false; 14805 if (isSystemApp(ps)) { 14806 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 14807 // When an updated system application is deleted we delete the existing resources 14808 // as well and fall back to existing code in system partition 14809 ret = deleteSystemPackageLI(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 14810 } else { 14811 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 14812 // Kill application pre-emptively especially for apps on sd. 14813 killApplication(packageName, ps.appId, "uninstall pkg"); 14814 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, allUserHandles, 14815 outInfo, writeSettings, replacingPackage); 14816 } 14817 14818 // Take a note whether we deleted the package for all users 14819 if (outInfo != null) { 14820 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 14821 if (outInfo.removedChildPackages != null) { 14822 synchronized (mPackages) { 14823 final int childCount = outInfo.removedChildPackages.size(); 14824 for (int i = 0; i < childCount; i++) { 14825 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 14826 if (childInfo != null) { 14827 childInfo.removedForAllUsers = mPackages.get( 14828 childInfo.removedPackage) == null; 14829 } 14830 } 14831 } 14832 } 14833 // If we uninstalled an update to a system app there may be some 14834 // child packages that appeared as they are declared in the system 14835 // app but were not declared in the update. 14836 if (isSystemApp(ps)) { 14837 synchronized (mPackages) { 14838 PackageSetting updatedPs = mSettings.peekPackageLPr(ps.name); 14839 final int childCount = (updatedPs.childPackageNames != null) 14840 ? updatedPs.childPackageNames.size() : 0; 14841 for (int i = 0; i < childCount; i++) { 14842 String childPackageName = updatedPs.childPackageNames.get(i); 14843 if (outInfo.removedChildPackages == null 14844 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 14845 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 14846 if (childPs == null) { 14847 continue; 14848 } 14849 PackageInstalledInfo installRes = new PackageInstalledInfo(); 14850 installRes.name = childPackageName; 14851 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 14852 installRes.pkg = mPackages.get(childPackageName); 14853 installRes.uid = childPs.pkg.applicationInfo.uid; 14854 if (outInfo.appearedChildPackages == null) { 14855 outInfo.appearedChildPackages = new ArrayMap<>(); 14856 } 14857 outInfo.appearedChildPackages.put(childPackageName, installRes); 14858 } 14859 } 14860 } 14861 } 14862 } 14863 14864 return ret; 14865 } 14866 14867 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 14868 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 14869 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 14870 for (int nextUserId : userIds) { 14871 if (DEBUG_REMOVE) { 14872 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 14873 } 14874 ps.setUserState(nextUserId, COMPONENT_ENABLED_STATE_DEFAULT, 14875 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 14876 false /*hidden*/, false /*suspended*/, null, null, null, 14877 false /*blockUninstall*/, 14878 ps.readUserState(nextUserId).domainVerificationStatus, 0); 14879 } 14880 } 14881 14882 private boolean clearPackageStateForUser(PackageSetting ps, int userId, 14883 PackageRemovedInfo outInfo) { 14884 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 14885 : new int[] {userId}; 14886 for (int nextUserId : userIds) { 14887 if (DEBUG_REMOVE) { 14888 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 14889 + nextUserId); 14890 } 14891 final int flags = StorageManager.FLAG_STORAGE_CE| StorageManager.FLAG_STORAGE_DE; 14892 try { 14893 mInstaller.destroyAppData(ps.volumeUuid, ps.name, nextUserId, flags); 14894 } catch (InstallerException e) { 14895 Slog.w(TAG, "Couldn't remove cache files for package " + ps.name, e); 14896 return false; 14897 } 14898 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 14899 schedulePackageCleaning(ps.name, nextUserId, false); 14900 synchronized (mPackages) { 14901 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 14902 scheduleWritePackageRestrictionsLocked(nextUserId); 14903 } 14904 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 14905 } 14906 } 14907 14908 if (outInfo != null) { 14909 outInfo.removedPackage = ps.name; 14910 outInfo.removedAppId = ps.appId; 14911 outInfo.removedUsers = userIds; 14912 } 14913 14914 return true; 14915 } 14916 14917 private final class ClearStorageConnection implements ServiceConnection { 14918 IMediaContainerService mContainerService; 14919 14920 @Override 14921 public void onServiceConnected(ComponentName name, IBinder service) { 14922 synchronized (this) { 14923 mContainerService = IMediaContainerService.Stub.asInterface(service); 14924 notifyAll(); 14925 } 14926 } 14927 14928 @Override 14929 public void onServiceDisconnected(ComponentName name) { 14930 } 14931 } 14932 14933 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 14934 final boolean mounted; 14935 if (Environment.isExternalStorageEmulated()) { 14936 mounted = true; 14937 } else { 14938 final String status = Environment.getExternalStorageState(); 14939 14940 mounted = status.equals(Environment.MEDIA_MOUNTED) 14941 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 14942 } 14943 14944 if (!mounted) { 14945 return; 14946 } 14947 14948 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 14949 int[] users; 14950 if (userId == UserHandle.USER_ALL) { 14951 users = sUserManager.getUserIds(); 14952 } else { 14953 users = new int[] { userId }; 14954 } 14955 final ClearStorageConnection conn = new ClearStorageConnection(); 14956 if (mContext.bindServiceAsUser( 14957 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 14958 try { 14959 for (int curUser : users) { 14960 long timeout = SystemClock.uptimeMillis() + 5000; 14961 synchronized (conn) { 14962 long now = SystemClock.uptimeMillis(); 14963 while (conn.mContainerService == null && now < timeout) { 14964 try { 14965 conn.wait(timeout - now); 14966 } catch (InterruptedException e) { 14967 } 14968 } 14969 } 14970 if (conn.mContainerService == null) { 14971 return; 14972 } 14973 14974 final UserEnvironment userEnv = new UserEnvironment(curUser); 14975 clearDirectory(conn.mContainerService, 14976 userEnv.buildExternalStorageAppCacheDirs(packageName)); 14977 if (allData) { 14978 clearDirectory(conn.mContainerService, 14979 userEnv.buildExternalStorageAppDataDirs(packageName)); 14980 clearDirectory(conn.mContainerService, 14981 userEnv.buildExternalStorageAppMediaDirs(packageName)); 14982 } 14983 } 14984 } finally { 14985 mContext.unbindService(conn); 14986 } 14987 } 14988 } 14989 14990 @Override 14991 public void clearApplicationUserData(final String packageName, 14992 final IPackageDataObserver observer, final int userId) { 14993 mContext.enforceCallingOrSelfPermission( 14994 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 14995 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 14996 // Queue up an async operation since the package deletion may take a little while. 14997 mHandler.post(new Runnable() { 14998 public void run() { 14999 mHandler.removeCallbacks(this); 15000 final boolean succeeded; 15001 synchronized (mInstallLock) { 15002 succeeded = clearApplicationUserDataLI(packageName, userId); 15003 } 15004 clearExternalStorageDataSync(packageName, userId, true); 15005 if (succeeded) { 15006 // invoke DeviceStorageMonitor's update method to clear any notifications 15007 DeviceStorageMonitorInternal 15008 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15009 if (dsm != null) { 15010 dsm.checkMemory(); 15011 } 15012 } 15013 if(observer != null) { 15014 try { 15015 observer.onRemoveCompleted(packageName, succeeded); 15016 } catch (RemoteException e) { 15017 Log.i(TAG, "Observer no longer exists."); 15018 } 15019 } //end if observer 15020 } //end run 15021 }); 15022 } 15023 15024 private boolean clearApplicationUserDataLI(String packageName, int userId) { 15025 if (packageName == null) { 15026 Slog.w(TAG, "Attempt to delete null packageName."); 15027 return false; 15028 } 15029 15030 // Try finding details about the requested package 15031 PackageParser.Package pkg; 15032 synchronized (mPackages) { 15033 pkg = mPackages.get(packageName); 15034 if (pkg == null) { 15035 final PackageSetting ps = mSettings.mPackages.get(packageName); 15036 if (ps != null) { 15037 pkg = ps.pkg; 15038 } 15039 } 15040 15041 if (pkg == null) { 15042 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 15043 return false; 15044 } 15045 15046 PackageSetting ps = (PackageSetting) pkg.mExtras; 15047 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 15048 } 15049 15050 // Always delete data directories for package, even if we found no other 15051 // record of app. This helps users recover from UID mismatches without 15052 // resorting to a full data wipe. 15053 // TODO: triage flags as part of 26466827 15054 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15055 try { 15056 mInstaller.clearAppData(pkg.volumeUuid, packageName, userId, flags); 15057 } catch (InstallerException e) { 15058 Slog.w(TAG, "Couldn't remove cache files for package " + packageName, e); 15059 return false; 15060 } 15061 15062 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15063 removeKeystoreDataIfNeeded(userId, appId); 15064 15065 // Create a native library symlink only if we have native libraries 15066 // and if the native libraries are 32 bit libraries. We do not provide 15067 // this symlink for 64 bit libraries. 15068 if (pkg.applicationInfo.primaryCpuAbi != null && 15069 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 15070 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 15071 try { 15072 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 15073 nativeLibPath, userId); 15074 } catch (InstallerException e) { 15075 Slog.w(TAG, "Failed linking native library dir", e); 15076 return false; 15077 } 15078 } 15079 15080 return true; 15081 } 15082 15083 /** 15084 * Reverts user permission state changes (permissions and flags) in 15085 * all packages for a given user. 15086 * 15087 * @param userId The device user for which to do a reset. 15088 */ 15089 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 15090 final int packageCount = mPackages.size(); 15091 for (int i = 0; i < packageCount; i++) { 15092 PackageParser.Package pkg = mPackages.valueAt(i); 15093 PackageSetting ps = (PackageSetting) pkg.mExtras; 15094 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 15095 } 15096 } 15097 15098 /** 15099 * Reverts user permission state changes (permissions and flags). 15100 * 15101 * @param ps The package for which to reset. 15102 * @param userId The device user for which to do a reset. 15103 */ 15104 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 15105 final PackageSetting ps, final int userId) { 15106 if (ps.pkg == null) { 15107 return; 15108 } 15109 15110 // These are flags that can change base on user actions. 15111 final int userSettableMask = FLAG_PERMISSION_USER_SET 15112 | FLAG_PERMISSION_USER_FIXED 15113 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 15114 | FLAG_PERMISSION_REVIEW_REQUIRED; 15115 15116 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 15117 | FLAG_PERMISSION_POLICY_FIXED; 15118 15119 boolean writeInstallPermissions = false; 15120 boolean writeRuntimePermissions = false; 15121 15122 final int permissionCount = ps.pkg.requestedPermissions.size(); 15123 for (int i = 0; i < permissionCount; i++) { 15124 String permission = ps.pkg.requestedPermissions.get(i); 15125 15126 BasePermission bp = mSettings.mPermissions.get(permission); 15127 if (bp == null) { 15128 continue; 15129 } 15130 15131 // If shared user we just reset the state to which only this app contributed. 15132 if (ps.sharedUser != null) { 15133 boolean used = false; 15134 final int packageCount = ps.sharedUser.packages.size(); 15135 for (int j = 0; j < packageCount; j++) { 15136 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 15137 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 15138 && pkg.pkg.requestedPermissions.contains(permission)) { 15139 used = true; 15140 break; 15141 } 15142 } 15143 if (used) { 15144 continue; 15145 } 15146 } 15147 15148 PermissionsState permissionsState = ps.getPermissionsState(); 15149 15150 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 15151 15152 // Always clear the user settable flags. 15153 final boolean hasInstallState = permissionsState.getInstallPermissionState( 15154 bp.name) != null; 15155 // If permission review is enabled and this is a legacy app, mark the 15156 // permission as requiring a review as this is the initial state. 15157 int flags = 0; 15158 if (Build.PERMISSIONS_REVIEW_REQUIRED 15159 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 15160 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 15161 } 15162 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 15163 if (hasInstallState) { 15164 writeInstallPermissions = true; 15165 } else { 15166 writeRuntimePermissions = true; 15167 } 15168 } 15169 15170 // Below is only runtime permission handling. 15171 if (!bp.isRuntime()) { 15172 continue; 15173 } 15174 15175 // Never clobber system or policy. 15176 if ((oldFlags & policyOrSystemFlags) != 0) { 15177 continue; 15178 } 15179 15180 // If this permission was granted by default, make sure it is. 15181 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 15182 if (permissionsState.grantRuntimePermission(bp, userId) 15183 != PERMISSION_OPERATION_FAILURE) { 15184 writeRuntimePermissions = true; 15185 } 15186 // If permission review is enabled the permissions for a legacy apps 15187 // are represented as constantly granted runtime ones, so don't revoke. 15188 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 15189 // Otherwise, reset the permission. 15190 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 15191 switch (revokeResult) { 15192 case PERMISSION_OPERATION_SUCCESS: { 15193 writeRuntimePermissions = true; 15194 } break; 15195 15196 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 15197 writeRuntimePermissions = true; 15198 final int appId = ps.appId; 15199 mHandler.post(new Runnable() { 15200 @Override 15201 public void run() { 15202 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 15203 } 15204 }); 15205 } break; 15206 } 15207 } 15208 } 15209 15210 // Synchronously write as we are taking permissions away. 15211 if (writeRuntimePermissions) { 15212 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 15213 } 15214 15215 // Synchronously write as we are taking permissions away. 15216 if (writeInstallPermissions) { 15217 mSettings.writeLPr(); 15218 } 15219 } 15220 15221 /** 15222 * Remove entries from the keystore daemon. Will only remove it if the 15223 * {@code appId} is valid. 15224 */ 15225 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 15226 if (appId < 0) { 15227 return; 15228 } 15229 15230 final KeyStore keyStore = KeyStore.getInstance(); 15231 if (keyStore != null) { 15232 if (userId == UserHandle.USER_ALL) { 15233 for (final int individual : sUserManager.getUserIds()) { 15234 keyStore.clearUid(UserHandle.getUid(individual, appId)); 15235 } 15236 } else { 15237 keyStore.clearUid(UserHandle.getUid(userId, appId)); 15238 } 15239 } else { 15240 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 15241 } 15242 } 15243 15244 @Override 15245 public void deleteApplicationCacheFiles(final String packageName, 15246 final IPackageDataObserver observer) { 15247 mContext.enforceCallingOrSelfPermission( 15248 android.Manifest.permission.DELETE_CACHE_FILES, null); 15249 // Queue up an async operation since the package deletion may take a little while. 15250 final int userId = UserHandle.getCallingUserId(); 15251 mHandler.post(new Runnable() { 15252 public void run() { 15253 mHandler.removeCallbacks(this); 15254 final boolean succeded; 15255 synchronized (mInstallLock) { 15256 succeded = deleteApplicationCacheFilesLI(packageName, userId); 15257 } 15258 clearExternalStorageDataSync(packageName, userId, false); 15259 if (observer != null) { 15260 try { 15261 observer.onRemoveCompleted(packageName, succeded); 15262 } catch (RemoteException e) { 15263 Log.i(TAG, "Observer no longer exists."); 15264 } 15265 } //end if observer 15266 } //end run 15267 }); 15268 } 15269 15270 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 15271 if (packageName == null) { 15272 Slog.w(TAG, "Attempt to delete null packageName."); 15273 return false; 15274 } 15275 PackageParser.Package p; 15276 synchronized (mPackages) { 15277 p = mPackages.get(packageName); 15278 } 15279 if (p == null) { 15280 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 15281 return false; 15282 } 15283 final ApplicationInfo applicationInfo = p.applicationInfo; 15284 if (applicationInfo == null) { 15285 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 15286 return false; 15287 } 15288 // TODO: triage flags as part of 26466827 15289 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15290 try { 15291 mInstaller.clearAppData(p.volumeUuid, packageName, userId, 15292 flags | Installer.FLAG_CLEAR_CACHE_ONLY); 15293 } catch (InstallerException e) { 15294 Slog.w(TAG, "Couldn't remove cache files for package " 15295 + packageName + " u" + userId, e); 15296 return false; 15297 } 15298 return true; 15299 } 15300 15301 @Override 15302 public void getPackageSizeInfo(final String packageName, int userHandle, 15303 final IPackageStatsObserver observer) { 15304 mContext.enforceCallingOrSelfPermission( 15305 android.Manifest.permission.GET_PACKAGE_SIZE, null); 15306 if (packageName == null) { 15307 throw new IllegalArgumentException("Attempt to get size of null packageName"); 15308 } 15309 15310 PackageStats stats = new PackageStats(packageName, userHandle); 15311 15312 /* 15313 * Queue up an async operation since the package measurement may take a 15314 * little while. 15315 */ 15316 Message msg = mHandler.obtainMessage(INIT_COPY); 15317 msg.obj = new MeasureParams(stats, observer); 15318 mHandler.sendMessage(msg); 15319 } 15320 15321 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 15322 PackageStats pStats) { 15323 if (packageName == null) { 15324 Slog.w(TAG, "Attempt to get size of null packageName."); 15325 return false; 15326 } 15327 PackageParser.Package p; 15328 boolean dataOnly = false; 15329 String libDirRoot = null; 15330 String asecPath = null; 15331 PackageSetting ps = null; 15332 synchronized (mPackages) { 15333 p = mPackages.get(packageName); 15334 ps = mSettings.mPackages.get(packageName); 15335 if(p == null) { 15336 dataOnly = true; 15337 if((ps == null) || (ps.pkg == null)) { 15338 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 15339 return false; 15340 } 15341 p = ps.pkg; 15342 } 15343 if (ps != null) { 15344 libDirRoot = ps.legacyNativeLibraryPathString; 15345 } 15346 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 15347 final long token = Binder.clearCallingIdentity(); 15348 try { 15349 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 15350 if (secureContainerId != null) { 15351 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 15352 } 15353 } finally { 15354 Binder.restoreCallingIdentity(token); 15355 } 15356 } 15357 } 15358 String publicSrcDir = null; 15359 if(!dataOnly) { 15360 final ApplicationInfo applicationInfo = p.applicationInfo; 15361 if (applicationInfo == null) { 15362 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 15363 return false; 15364 } 15365 if (p.isForwardLocked()) { 15366 publicSrcDir = applicationInfo.getBaseResourcePath(); 15367 } 15368 } 15369 // TODO: extend to measure size of split APKs 15370 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 15371 // not just the first level. 15372 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 15373 // just the primary. 15374 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 15375 15376 String apkPath; 15377 File packageDir = new File(p.codePath); 15378 15379 if (packageDir.isDirectory() && p.canHaveOatDir()) { 15380 apkPath = packageDir.getAbsolutePath(); 15381 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 15382 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 15383 libDirRoot = null; 15384 } 15385 } else { 15386 apkPath = p.baseCodePath; 15387 } 15388 15389 // TODO: triage flags as part of 26466827 15390 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15391 try { 15392 mInstaller.getAppSize(p.volumeUuid, packageName, userHandle, flags, apkPath, 15393 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 15394 } catch (InstallerException e) { 15395 return false; 15396 } 15397 15398 // Fix-up for forward-locked applications in ASEC containers. 15399 if (!isExternal(p)) { 15400 pStats.codeSize += pStats.externalCodeSize; 15401 pStats.externalCodeSize = 0L; 15402 } 15403 15404 return true; 15405 } 15406 15407 15408 @Override 15409 public void addPackageToPreferred(String packageName) { 15410 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 15411 } 15412 15413 @Override 15414 public void removePackageFromPreferred(String packageName) { 15415 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 15416 } 15417 15418 @Override 15419 public List<PackageInfo> getPreferredPackages(int flags) { 15420 return new ArrayList<PackageInfo>(); 15421 } 15422 15423 private int getUidTargetSdkVersionLockedLPr(int uid) { 15424 Object obj = mSettings.getUserIdLPr(uid); 15425 if (obj instanceof SharedUserSetting) { 15426 final SharedUserSetting sus = (SharedUserSetting) obj; 15427 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 15428 final Iterator<PackageSetting> it = sus.packages.iterator(); 15429 while (it.hasNext()) { 15430 final PackageSetting ps = it.next(); 15431 if (ps.pkg != null) { 15432 int v = ps.pkg.applicationInfo.targetSdkVersion; 15433 if (v < vers) vers = v; 15434 } 15435 } 15436 return vers; 15437 } else if (obj instanceof PackageSetting) { 15438 final PackageSetting ps = (PackageSetting) obj; 15439 if (ps.pkg != null) { 15440 return ps.pkg.applicationInfo.targetSdkVersion; 15441 } 15442 } 15443 return Build.VERSION_CODES.CUR_DEVELOPMENT; 15444 } 15445 15446 @Override 15447 public void addPreferredActivity(IntentFilter filter, int match, 15448 ComponentName[] set, ComponentName activity, int userId) { 15449 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15450 "Adding preferred"); 15451 } 15452 15453 private void addPreferredActivityInternal(IntentFilter filter, int match, 15454 ComponentName[] set, ComponentName activity, boolean always, int userId, 15455 String opname) { 15456 // writer 15457 int callingUid = Binder.getCallingUid(); 15458 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 15459 if (filter.countActions() == 0) { 15460 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15461 return; 15462 } 15463 synchronized (mPackages) { 15464 if (mContext.checkCallingOrSelfPermission( 15465 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15466 != PackageManager.PERMISSION_GRANTED) { 15467 if (getUidTargetSdkVersionLockedLPr(callingUid) 15468 < Build.VERSION_CODES.FROYO) { 15469 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 15470 + callingUid); 15471 return; 15472 } 15473 mContext.enforceCallingOrSelfPermission( 15474 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15475 } 15476 15477 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 15478 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 15479 + userId + ":"); 15480 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15481 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 15482 scheduleWritePackageRestrictionsLocked(userId); 15483 } 15484 } 15485 15486 @Override 15487 public void replacePreferredActivity(IntentFilter filter, int match, 15488 ComponentName[] set, ComponentName activity, int userId) { 15489 if (filter.countActions() != 1) { 15490 throw new IllegalArgumentException( 15491 "replacePreferredActivity expects filter to have only 1 action."); 15492 } 15493 if (filter.countDataAuthorities() != 0 15494 || filter.countDataPaths() != 0 15495 || filter.countDataSchemes() > 1 15496 || filter.countDataTypes() != 0) { 15497 throw new IllegalArgumentException( 15498 "replacePreferredActivity expects filter to have no data authorities, " + 15499 "paths, or types; and at most one scheme."); 15500 } 15501 15502 final int callingUid = Binder.getCallingUid(); 15503 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 15504 synchronized (mPackages) { 15505 if (mContext.checkCallingOrSelfPermission( 15506 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15507 != PackageManager.PERMISSION_GRANTED) { 15508 if (getUidTargetSdkVersionLockedLPr(callingUid) 15509 < Build.VERSION_CODES.FROYO) { 15510 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 15511 + Binder.getCallingUid()); 15512 return; 15513 } 15514 mContext.enforceCallingOrSelfPermission( 15515 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15516 } 15517 15518 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15519 if (pir != null) { 15520 // Get all of the existing entries that exactly match this filter. 15521 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 15522 if (existing != null && existing.size() == 1) { 15523 PreferredActivity cur = existing.get(0); 15524 if (DEBUG_PREFERRED) { 15525 Slog.i(TAG, "Checking replace of preferred:"); 15526 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15527 if (!cur.mPref.mAlways) { 15528 Slog.i(TAG, " -- CUR; not mAlways!"); 15529 } else { 15530 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 15531 Slog.i(TAG, " -- CUR: mSet=" 15532 + Arrays.toString(cur.mPref.mSetComponents)); 15533 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 15534 Slog.i(TAG, " -- NEW: mMatch=" 15535 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 15536 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 15537 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 15538 } 15539 } 15540 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 15541 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 15542 && cur.mPref.sameSet(set)) { 15543 // Setting the preferred activity to what it happens to be already 15544 if (DEBUG_PREFERRED) { 15545 Slog.i(TAG, "Replacing with same preferred activity " 15546 + cur.mPref.mShortComponent + " for user " 15547 + userId + ":"); 15548 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15549 } 15550 return; 15551 } 15552 } 15553 15554 if (existing != null) { 15555 if (DEBUG_PREFERRED) { 15556 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 15557 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15558 } 15559 for (int i = 0; i < existing.size(); i++) { 15560 PreferredActivity pa = existing.get(i); 15561 if (DEBUG_PREFERRED) { 15562 Slog.i(TAG, "Removing existing preferred activity " 15563 + pa.mPref.mComponent + ":"); 15564 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 15565 } 15566 pir.removeFilter(pa); 15567 } 15568 } 15569 } 15570 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15571 "Replacing preferred"); 15572 } 15573 } 15574 15575 @Override 15576 public void clearPackagePreferredActivities(String packageName) { 15577 final int uid = Binder.getCallingUid(); 15578 // writer 15579 synchronized (mPackages) { 15580 PackageParser.Package pkg = mPackages.get(packageName); 15581 if (pkg == null || pkg.applicationInfo.uid != uid) { 15582 if (mContext.checkCallingOrSelfPermission( 15583 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15584 != PackageManager.PERMISSION_GRANTED) { 15585 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 15586 < Build.VERSION_CODES.FROYO) { 15587 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 15588 + Binder.getCallingUid()); 15589 return; 15590 } 15591 mContext.enforceCallingOrSelfPermission( 15592 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15593 } 15594 } 15595 15596 int user = UserHandle.getCallingUserId(); 15597 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 15598 scheduleWritePackageRestrictionsLocked(user); 15599 } 15600 } 15601 } 15602 15603 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15604 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 15605 ArrayList<PreferredActivity> removed = null; 15606 boolean changed = false; 15607 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15608 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 15609 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15610 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 15611 continue; 15612 } 15613 Iterator<PreferredActivity> it = pir.filterIterator(); 15614 while (it.hasNext()) { 15615 PreferredActivity pa = it.next(); 15616 // Mark entry for removal only if it matches the package name 15617 // and the entry is of type "always". 15618 if (packageName == null || 15619 (pa.mPref.mComponent.getPackageName().equals(packageName) 15620 && pa.mPref.mAlways)) { 15621 if (removed == null) { 15622 removed = new ArrayList<PreferredActivity>(); 15623 } 15624 removed.add(pa); 15625 } 15626 } 15627 if (removed != null) { 15628 for (int j=0; j<removed.size(); j++) { 15629 PreferredActivity pa = removed.get(j); 15630 pir.removeFilter(pa); 15631 } 15632 changed = true; 15633 } 15634 } 15635 return changed; 15636 } 15637 15638 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15639 private void clearIntentFilterVerificationsLPw(int userId) { 15640 final int packageCount = mPackages.size(); 15641 for (int i = 0; i < packageCount; i++) { 15642 PackageParser.Package pkg = mPackages.valueAt(i); 15643 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 15644 } 15645 } 15646 15647 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15648 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 15649 if (userId == UserHandle.USER_ALL) { 15650 if (mSettings.removeIntentFilterVerificationLPw(packageName, 15651 sUserManager.getUserIds())) { 15652 for (int oneUserId : sUserManager.getUserIds()) { 15653 scheduleWritePackageRestrictionsLocked(oneUserId); 15654 } 15655 } 15656 } else { 15657 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 15658 scheduleWritePackageRestrictionsLocked(userId); 15659 } 15660 } 15661 } 15662 15663 void clearDefaultBrowserIfNeeded(String packageName) { 15664 for (int oneUserId : sUserManager.getUserIds()) { 15665 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 15666 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 15667 if (packageName.equals(defaultBrowserPackageName)) { 15668 setDefaultBrowserPackageName(null, oneUserId); 15669 } 15670 } 15671 } 15672 15673 @Override 15674 public void resetApplicationPreferences(int userId) { 15675 mContext.enforceCallingOrSelfPermission( 15676 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15677 // writer 15678 synchronized (mPackages) { 15679 final long identity = Binder.clearCallingIdentity(); 15680 try { 15681 clearPackagePreferredActivitiesLPw(null, userId); 15682 mSettings.applyDefaultPreferredAppsLPw(this, userId); 15683 // TODO: We have to reset the default SMS and Phone. This requires 15684 // significant refactoring to keep all default apps in the package 15685 // manager (cleaner but more work) or have the services provide 15686 // callbacks to the package manager to request a default app reset. 15687 applyFactoryDefaultBrowserLPw(userId); 15688 clearIntentFilterVerificationsLPw(userId); 15689 primeDomainVerificationsLPw(userId); 15690 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 15691 scheduleWritePackageRestrictionsLocked(userId); 15692 } finally { 15693 Binder.restoreCallingIdentity(identity); 15694 } 15695 } 15696 } 15697 15698 @Override 15699 public int getPreferredActivities(List<IntentFilter> outFilters, 15700 List<ComponentName> outActivities, String packageName) { 15701 15702 int num = 0; 15703 final int userId = UserHandle.getCallingUserId(); 15704 // reader 15705 synchronized (mPackages) { 15706 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15707 if (pir != null) { 15708 final Iterator<PreferredActivity> it = pir.filterIterator(); 15709 while (it.hasNext()) { 15710 final PreferredActivity pa = it.next(); 15711 if (packageName == null 15712 || (pa.mPref.mComponent.getPackageName().equals(packageName) 15713 && pa.mPref.mAlways)) { 15714 if (outFilters != null) { 15715 outFilters.add(new IntentFilter(pa)); 15716 } 15717 if (outActivities != null) { 15718 outActivities.add(pa.mPref.mComponent); 15719 } 15720 } 15721 } 15722 } 15723 } 15724 15725 return num; 15726 } 15727 15728 @Override 15729 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 15730 int userId) { 15731 int callingUid = Binder.getCallingUid(); 15732 if (callingUid != Process.SYSTEM_UID) { 15733 throw new SecurityException( 15734 "addPersistentPreferredActivity can only be run by the system"); 15735 } 15736 if (filter.countActions() == 0) { 15737 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15738 return; 15739 } 15740 synchronized (mPackages) { 15741 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 15742 ":"); 15743 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15744 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 15745 new PersistentPreferredActivity(filter, activity)); 15746 scheduleWritePackageRestrictionsLocked(userId); 15747 } 15748 } 15749 15750 @Override 15751 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 15752 int callingUid = Binder.getCallingUid(); 15753 if (callingUid != Process.SYSTEM_UID) { 15754 throw new SecurityException( 15755 "clearPackagePersistentPreferredActivities can only be run by the system"); 15756 } 15757 ArrayList<PersistentPreferredActivity> removed = null; 15758 boolean changed = false; 15759 synchronized (mPackages) { 15760 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 15761 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 15762 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 15763 .valueAt(i); 15764 if (userId != thisUserId) { 15765 continue; 15766 } 15767 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 15768 while (it.hasNext()) { 15769 PersistentPreferredActivity ppa = it.next(); 15770 // Mark entry for removal only if it matches the package name. 15771 if (ppa.mComponent.getPackageName().equals(packageName)) { 15772 if (removed == null) { 15773 removed = new ArrayList<PersistentPreferredActivity>(); 15774 } 15775 removed.add(ppa); 15776 } 15777 } 15778 if (removed != null) { 15779 for (int j=0; j<removed.size(); j++) { 15780 PersistentPreferredActivity ppa = removed.get(j); 15781 ppir.removeFilter(ppa); 15782 } 15783 changed = true; 15784 } 15785 } 15786 15787 if (changed) { 15788 scheduleWritePackageRestrictionsLocked(userId); 15789 } 15790 } 15791 } 15792 15793 /** 15794 * Common machinery for picking apart a restored XML blob and passing 15795 * it to a caller-supplied functor to be applied to the running system. 15796 */ 15797 private void restoreFromXml(XmlPullParser parser, int userId, 15798 String expectedStartTag, BlobXmlRestorer functor) 15799 throws IOException, XmlPullParserException { 15800 int type; 15801 while ((type = parser.next()) != XmlPullParser.START_TAG 15802 && type != XmlPullParser.END_DOCUMENT) { 15803 } 15804 if (type != XmlPullParser.START_TAG) { 15805 // oops didn't find a start tag?! 15806 if (DEBUG_BACKUP) { 15807 Slog.e(TAG, "Didn't find start tag during restore"); 15808 } 15809 return; 15810 } 15811Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 15812 // this is supposed to be TAG_PREFERRED_BACKUP 15813 if (!expectedStartTag.equals(parser.getName())) { 15814 if (DEBUG_BACKUP) { 15815 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 15816 } 15817 return; 15818 } 15819 15820 // skip interfering stuff, then we're aligned with the backing implementation 15821 while ((type = parser.next()) == XmlPullParser.TEXT) { } 15822Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 15823 functor.apply(parser, userId); 15824 } 15825 15826 private interface BlobXmlRestorer { 15827 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 15828 } 15829 15830 /** 15831 * Non-Binder method, support for the backup/restore mechanism: write the 15832 * full set of preferred activities in its canonical XML format. Returns the 15833 * XML output as a byte array, or null if there is none. 15834 */ 15835 @Override 15836 public byte[] getPreferredActivityBackup(int userId) { 15837 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15838 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 15839 } 15840 15841 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15842 try { 15843 final XmlSerializer serializer = new FastXmlSerializer(); 15844 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15845 serializer.startDocument(null, true); 15846 serializer.startTag(null, TAG_PREFERRED_BACKUP); 15847 15848 synchronized (mPackages) { 15849 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 15850 } 15851 15852 serializer.endTag(null, TAG_PREFERRED_BACKUP); 15853 serializer.endDocument(); 15854 serializer.flush(); 15855 } catch (Exception e) { 15856 if (DEBUG_BACKUP) { 15857 Slog.e(TAG, "Unable to write preferred activities for backup", e); 15858 } 15859 return null; 15860 } 15861 15862 return dataStream.toByteArray(); 15863 } 15864 15865 @Override 15866 public void restorePreferredActivities(byte[] backup, int userId) { 15867 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15868 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15869 } 15870 15871 try { 15872 final XmlPullParser parser = Xml.newPullParser(); 15873 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15874 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 15875 new BlobXmlRestorer() { 15876 @Override 15877 public void apply(XmlPullParser parser, int userId) 15878 throws XmlPullParserException, IOException { 15879 synchronized (mPackages) { 15880 mSettings.readPreferredActivitiesLPw(parser, userId); 15881 } 15882 } 15883 } ); 15884 } catch (Exception e) { 15885 if (DEBUG_BACKUP) { 15886 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15887 } 15888 } 15889 } 15890 15891 /** 15892 * Non-Binder method, support for the backup/restore mechanism: write the 15893 * default browser (etc) settings in its canonical XML format. Returns the default 15894 * browser XML representation as a byte array, or null if there is none. 15895 */ 15896 @Override 15897 public byte[] getDefaultAppsBackup(int userId) { 15898 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15899 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 15900 } 15901 15902 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15903 try { 15904 final XmlSerializer serializer = new FastXmlSerializer(); 15905 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15906 serializer.startDocument(null, true); 15907 serializer.startTag(null, TAG_DEFAULT_APPS); 15908 15909 synchronized (mPackages) { 15910 mSettings.writeDefaultAppsLPr(serializer, userId); 15911 } 15912 15913 serializer.endTag(null, TAG_DEFAULT_APPS); 15914 serializer.endDocument(); 15915 serializer.flush(); 15916 } catch (Exception e) { 15917 if (DEBUG_BACKUP) { 15918 Slog.e(TAG, "Unable to write default apps for backup", e); 15919 } 15920 return null; 15921 } 15922 15923 return dataStream.toByteArray(); 15924 } 15925 15926 @Override 15927 public void restoreDefaultApps(byte[] backup, int userId) { 15928 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15929 throw new SecurityException("Only the system may call restoreDefaultApps()"); 15930 } 15931 15932 try { 15933 final XmlPullParser parser = Xml.newPullParser(); 15934 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15935 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 15936 new BlobXmlRestorer() { 15937 @Override 15938 public void apply(XmlPullParser parser, int userId) 15939 throws XmlPullParserException, IOException { 15940 synchronized (mPackages) { 15941 mSettings.readDefaultAppsLPw(parser, userId); 15942 } 15943 } 15944 } ); 15945 } catch (Exception e) { 15946 if (DEBUG_BACKUP) { 15947 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 15948 } 15949 } 15950 } 15951 15952 @Override 15953 public byte[] getIntentFilterVerificationBackup(int userId) { 15954 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15955 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 15956 } 15957 15958 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15959 try { 15960 final XmlSerializer serializer = new FastXmlSerializer(); 15961 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15962 serializer.startDocument(null, true); 15963 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 15964 15965 synchronized (mPackages) { 15966 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 15967 } 15968 15969 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 15970 serializer.endDocument(); 15971 serializer.flush(); 15972 } catch (Exception e) { 15973 if (DEBUG_BACKUP) { 15974 Slog.e(TAG, "Unable to write default apps for backup", e); 15975 } 15976 return null; 15977 } 15978 15979 return dataStream.toByteArray(); 15980 } 15981 15982 @Override 15983 public void restoreIntentFilterVerification(byte[] backup, int userId) { 15984 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15985 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15986 } 15987 15988 try { 15989 final XmlPullParser parser = Xml.newPullParser(); 15990 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15991 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 15992 new BlobXmlRestorer() { 15993 @Override 15994 public void apply(XmlPullParser parser, int userId) 15995 throws XmlPullParserException, IOException { 15996 synchronized (mPackages) { 15997 mSettings.readAllDomainVerificationsLPr(parser, userId); 15998 mSettings.writeLPr(); 15999 } 16000 } 16001 } ); 16002 } catch (Exception e) { 16003 if (DEBUG_BACKUP) { 16004 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 16005 } 16006 } 16007 } 16008 16009 @Override 16010 public byte[] getPermissionGrantBackup(int userId) { 16011 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16012 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 16013 } 16014 16015 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 16016 try { 16017 final XmlSerializer serializer = new FastXmlSerializer(); 16018 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 16019 serializer.startDocument(null, true); 16020 serializer.startTag(null, TAG_PERMISSION_BACKUP); 16021 16022 synchronized (mPackages) { 16023 serializeRuntimePermissionGrantsLPr(serializer, userId); 16024 } 16025 16026 serializer.endTag(null, TAG_PERMISSION_BACKUP); 16027 serializer.endDocument(); 16028 serializer.flush(); 16029 } catch (Exception e) { 16030 if (DEBUG_BACKUP) { 16031 Slog.e(TAG, "Unable to write default apps for backup", e); 16032 } 16033 return null; 16034 } 16035 16036 return dataStream.toByteArray(); 16037 } 16038 16039 @Override 16040 public void restorePermissionGrants(byte[] backup, int userId) { 16041 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16042 throw new SecurityException("Only the system may call restorePermissionGrants()"); 16043 } 16044 16045 try { 16046 final XmlPullParser parser = Xml.newPullParser(); 16047 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 16048 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 16049 new BlobXmlRestorer() { 16050 @Override 16051 public void apply(XmlPullParser parser, int userId) 16052 throws XmlPullParserException, IOException { 16053 synchronized (mPackages) { 16054 processRestoredPermissionGrantsLPr(parser, userId); 16055 } 16056 } 16057 } ); 16058 } catch (Exception e) { 16059 if (DEBUG_BACKUP) { 16060 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 16061 } 16062 } 16063 } 16064 16065 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 16066 throws IOException { 16067 serializer.startTag(null, TAG_ALL_GRANTS); 16068 16069 final int N = mSettings.mPackages.size(); 16070 for (int i = 0; i < N; i++) { 16071 final PackageSetting ps = mSettings.mPackages.valueAt(i); 16072 boolean pkgGrantsKnown = false; 16073 16074 PermissionsState packagePerms = ps.getPermissionsState(); 16075 16076 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 16077 final int grantFlags = state.getFlags(); 16078 // only look at grants that are not system/policy fixed 16079 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 16080 final boolean isGranted = state.isGranted(); 16081 // And only back up the user-twiddled state bits 16082 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 16083 final String packageName = mSettings.mPackages.keyAt(i); 16084 if (!pkgGrantsKnown) { 16085 serializer.startTag(null, TAG_GRANT); 16086 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 16087 pkgGrantsKnown = true; 16088 } 16089 16090 final boolean userSet = 16091 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 16092 final boolean userFixed = 16093 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 16094 final boolean revoke = 16095 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 16096 16097 serializer.startTag(null, TAG_PERMISSION); 16098 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 16099 if (isGranted) { 16100 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 16101 } 16102 if (userSet) { 16103 serializer.attribute(null, ATTR_USER_SET, "true"); 16104 } 16105 if (userFixed) { 16106 serializer.attribute(null, ATTR_USER_FIXED, "true"); 16107 } 16108 if (revoke) { 16109 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 16110 } 16111 serializer.endTag(null, TAG_PERMISSION); 16112 } 16113 } 16114 } 16115 16116 if (pkgGrantsKnown) { 16117 serializer.endTag(null, TAG_GRANT); 16118 } 16119 } 16120 16121 serializer.endTag(null, TAG_ALL_GRANTS); 16122 } 16123 16124 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 16125 throws XmlPullParserException, IOException { 16126 String pkgName = null; 16127 int outerDepth = parser.getDepth(); 16128 int type; 16129 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 16130 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 16131 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 16132 continue; 16133 } 16134 16135 final String tagName = parser.getName(); 16136 if (tagName.equals(TAG_GRANT)) { 16137 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 16138 if (DEBUG_BACKUP) { 16139 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 16140 } 16141 } else if (tagName.equals(TAG_PERMISSION)) { 16142 16143 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 16144 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 16145 16146 int newFlagSet = 0; 16147 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 16148 newFlagSet |= FLAG_PERMISSION_USER_SET; 16149 } 16150 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 16151 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 16152 } 16153 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 16154 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 16155 } 16156 if (DEBUG_BACKUP) { 16157 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 16158 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 16159 } 16160 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16161 if (ps != null) { 16162 // Already installed so we apply the grant immediately 16163 if (DEBUG_BACKUP) { 16164 Slog.v(TAG, " + already installed; applying"); 16165 } 16166 PermissionsState perms = ps.getPermissionsState(); 16167 BasePermission bp = mSettings.mPermissions.get(permName); 16168 if (bp != null) { 16169 if (isGranted) { 16170 perms.grantRuntimePermission(bp, userId); 16171 } 16172 if (newFlagSet != 0) { 16173 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 16174 } 16175 } 16176 } else { 16177 // Need to wait for post-restore install to apply the grant 16178 if (DEBUG_BACKUP) { 16179 Slog.v(TAG, " - not yet installed; saving for later"); 16180 } 16181 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 16182 isGranted, newFlagSet, userId); 16183 } 16184 } else { 16185 PackageManagerService.reportSettingsProblem(Log.WARN, 16186 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 16187 XmlUtils.skipCurrentTag(parser); 16188 } 16189 } 16190 16191 scheduleWriteSettingsLocked(); 16192 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16193 } 16194 16195 @Override 16196 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 16197 int sourceUserId, int targetUserId, int flags) { 16198 mContext.enforceCallingOrSelfPermission( 16199 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 16200 int callingUid = Binder.getCallingUid(); 16201 enforceOwnerRights(ownerPackage, callingUid); 16202 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 16203 if (intentFilter.countActions() == 0) { 16204 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 16205 return; 16206 } 16207 synchronized (mPackages) { 16208 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 16209 ownerPackage, targetUserId, flags); 16210 CrossProfileIntentResolver resolver = 16211 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 16212 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 16213 // We have all those whose filter is equal. Now checking if the rest is equal as well. 16214 if (existing != null) { 16215 int size = existing.size(); 16216 for (int i = 0; i < size; i++) { 16217 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 16218 return; 16219 } 16220 } 16221 } 16222 resolver.addFilter(newFilter); 16223 scheduleWritePackageRestrictionsLocked(sourceUserId); 16224 } 16225 } 16226 16227 @Override 16228 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 16229 mContext.enforceCallingOrSelfPermission( 16230 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 16231 int callingUid = Binder.getCallingUid(); 16232 enforceOwnerRights(ownerPackage, callingUid); 16233 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 16234 synchronized (mPackages) { 16235 CrossProfileIntentResolver resolver = 16236 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 16237 ArraySet<CrossProfileIntentFilter> set = 16238 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 16239 for (CrossProfileIntentFilter filter : set) { 16240 if (filter.getOwnerPackage().equals(ownerPackage)) { 16241 resolver.removeFilter(filter); 16242 } 16243 } 16244 scheduleWritePackageRestrictionsLocked(sourceUserId); 16245 } 16246 } 16247 16248 // Enforcing that callingUid is owning pkg on userId 16249 private void enforceOwnerRights(String pkg, int callingUid) { 16250 // The system owns everything. 16251 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 16252 return; 16253 } 16254 int callingUserId = UserHandle.getUserId(callingUid); 16255 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 16256 if (pi == null) { 16257 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 16258 + callingUserId); 16259 } 16260 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 16261 throw new SecurityException("Calling uid " + callingUid 16262 + " does not own package " + pkg); 16263 } 16264 } 16265 16266 @Override 16267 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 16268 Intent intent = new Intent(Intent.ACTION_MAIN); 16269 intent.addCategory(Intent.CATEGORY_HOME); 16270 16271 final int callingUserId = UserHandle.getCallingUserId(); 16272 List<ResolveInfo> list = queryIntentActivities(intent, null, 16273 PackageManager.GET_META_DATA, callingUserId); 16274 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 16275 true, false, false, callingUserId); 16276 16277 allHomeCandidates.clear(); 16278 if (list != null) { 16279 for (ResolveInfo ri : list) { 16280 allHomeCandidates.add(ri); 16281 } 16282 } 16283 return (preferred == null || preferred.activityInfo == null) 16284 ? null 16285 : new ComponentName(preferred.activityInfo.packageName, 16286 preferred.activityInfo.name); 16287 } 16288 16289 @Override 16290 public void setApplicationEnabledSetting(String appPackageName, 16291 int newState, int flags, int userId, String callingPackage) { 16292 if (!sUserManager.exists(userId)) return; 16293 if (callingPackage == null) { 16294 callingPackage = Integer.toString(Binder.getCallingUid()); 16295 } 16296 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 16297 } 16298 16299 @Override 16300 public void setComponentEnabledSetting(ComponentName componentName, 16301 int newState, int flags, int userId) { 16302 if (!sUserManager.exists(userId)) return; 16303 setEnabledSetting(componentName.getPackageName(), 16304 componentName.getClassName(), newState, flags, userId, null); 16305 } 16306 16307 private void setEnabledSetting(final String packageName, String className, int newState, 16308 final int flags, int userId, String callingPackage) { 16309 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 16310 || newState == COMPONENT_ENABLED_STATE_ENABLED 16311 || newState == COMPONENT_ENABLED_STATE_DISABLED 16312 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 16313 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 16314 throw new IllegalArgumentException("Invalid new component state: " 16315 + newState); 16316 } 16317 PackageSetting pkgSetting; 16318 final int uid = Binder.getCallingUid(); 16319 final int permission = mContext.checkCallingOrSelfPermission( 16320 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 16321 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 16322 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 16323 boolean sendNow = false; 16324 boolean isApp = (className == null); 16325 String componentName = isApp ? packageName : className; 16326 int packageUid = -1; 16327 ArrayList<String> components; 16328 16329 // writer 16330 synchronized (mPackages) { 16331 pkgSetting = mSettings.mPackages.get(packageName); 16332 if (pkgSetting == null) { 16333 if (className == null) { 16334 throw new IllegalArgumentException("Unknown package: " + packageName); 16335 } 16336 throw new IllegalArgumentException( 16337 "Unknown component: " + packageName + "/" + className); 16338 } 16339 // Allow root and verify that userId is not being specified by a different user 16340 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 16341 throw new SecurityException( 16342 "Permission Denial: attempt to change component state from pid=" 16343 + Binder.getCallingPid() 16344 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 16345 } 16346 if (className == null) { 16347 // We're dealing with an application/package level state change 16348 if (pkgSetting.getEnabled(userId) == newState) { 16349 // Nothing to do 16350 return; 16351 } 16352 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 16353 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 16354 // Don't care about who enables an app. 16355 callingPackage = null; 16356 } 16357 pkgSetting.setEnabled(newState, userId, callingPackage); 16358 // pkgSetting.pkg.mSetEnabled = newState; 16359 } else { 16360 // We're dealing with a component level state change 16361 // First, verify that this is a valid class name. 16362 PackageParser.Package pkg = pkgSetting.pkg; 16363 if (pkg == null || !pkg.hasComponentClassName(className)) { 16364 if (pkg != null && 16365 pkg.applicationInfo.targetSdkVersion >= 16366 Build.VERSION_CODES.JELLY_BEAN) { 16367 throw new IllegalArgumentException("Component class " + className 16368 + " does not exist in " + packageName); 16369 } else { 16370 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 16371 + className + " does not exist in " + packageName); 16372 } 16373 } 16374 switch (newState) { 16375 case COMPONENT_ENABLED_STATE_ENABLED: 16376 if (!pkgSetting.enableComponentLPw(className, userId)) { 16377 return; 16378 } 16379 break; 16380 case COMPONENT_ENABLED_STATE_DISABLED: 16381 if (!pkgSetting.disableComponentLPw(className, userId)) { 16382 return; 16383 } 16384 break; 16385 case COMPONENT_ENABLED_STATE_DEFAULT: 16386 if (!pkgSetting.restoreComponentLPw(className, userId)) { 16387 return; 16388 } 16389 break; 16390 default: 16391 Slog.e(TAG, "Invalid new component state: " + newState); 16392 return; 16393 } 16394 } 16395 scheduleWritePackageRestrictionsLocked(userId); 16396 components = mPendingBroadcasts.get(userId, packageName); 16397 final boolean newPackage = components == null; 16398 if (newPackage) { 16399 components = new ArrayList<String>(); 16400 } 16401 if (!components.contains(componentName)) { 16402 components.add(componentName); 16403 } 16404 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 16405 sendNow = true; 16406 // Purge entry from pending broadcast list if another one exists already 16407 // since we are sending one right away. 16408 mPendingBroadcasts.remove(userId, packageName); 16409 } else { 16410 if (newPackage) { 16411 mPendingBroadcasts.put(userId, packageName, components); 16412 } 16413 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 16414 // Schedule a message 16415 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 16416 } 16417 } 16418 } 16419 16420 long callingId = Binder.clearCallingIdentity(); 16421 try { 16422 if (sendNow) { 16423 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 16424 sendPackageChangedBroadcast(packageName, 16425 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 16426 } 16427 } finally { 16428 Binder.restoreCallingIdentity(callingId); 16429 } 16430 } 16431 16432 private void sendPackageChangedBroadcast(String packageName, 16433 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 16434 if (DEBUG_INSTALL) 16435 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 16436 + componentNames); 16437 Bundle extras = new Bundle(4); 16438 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 16439 String nameList[] = new String[componentNames.size()]; 16440 componentNames.toArray(nameList); 16441 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 16442 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 16443 extras.putInt(Intent.EXTRA_UID, packageUid); 16444 // If this is not reporting a change of the overall package, then only send it 16445 // to registered receivers. We don't want to launch a swath of apps for every 16446 // little component state change. 16447 final int flags = !componentNames.contains(packageName) 16448 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 16449 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 16450 new int[] {UserHandle.getUserId(packageUid)}); 16451 } 16452 16453 @Override 16454 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 16455 if (!sUserManager.exists(userId)) return; 16456 final int uid = Binder.getCallingUid(); 16457 final int permission = mContext.checkCallingOrSelfPermission( 16458 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 16459 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 16460 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 16461 // writer 16462 synchronized (mPackages) { 16463 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 16464 allowedByPermission, uid, userId)) { 16465 scheduleWritePackageRestrictionsLocked(userId); 16466 } 16467 } 16468 } 16469 16470 @Override 16471 public String getInstallerPackageName(String packageName) { 16472 // reader 16473 synchronized (mPackages) { 16474 return mSettings.getInstallerPackageNameLPr(packageName); 16475 } 16476 } 16477 16478 @Override 16479 public int getApplicationEnabledSetting(String packageName, int userId) { 16480 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16481 int uid = Binder.getCallingUid(); 16482 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 16483 // reader 16484 synchronized (mPackages) { 16485 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 16486 } 16487 } 16488 16489 @Override 16490 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 16491 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16492 int uid = Binder.getCallingUid(); 16493 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 16494 // reader 16495 synchronized (mPackages) { 16496 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 16497 } 16498 } 16499 16500 @Override 16501 public void enterSafeMode() { 16502 enforceSystemOrRoot("Only the system can request entering safe mode"); 16503 16504 if (!mSystemReady) { 16505 mSafeMode = true; 16506 } 16507 } 16508 16509 @Override 16510 public void systemReady() { 16511 mSystemReady = true; 16512 16513 // Read the compatibilty setting when the system is ready. 16514 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 16515 mContext.getContentResolver(), 16516 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 16517 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 16518 if (DEBUG_SETTINGS) { 16519 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 16520 } 16521 16522 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 16523 16524 synchronized (mPackages) { 16525 // Verify that all of the preferred activity components actually 16526 // exist. It is possible for applications to be updated and at 16527 // that point remove a previously declared activity component that 16528 // had been set as a preferred activity. We try to clean this up 16529 // the next time we encounter that preferred activity, but it is 16530 // possible for the user flow to never be able to return to that 16531 // situation so here we do a sanity check to make sure we haven't 16532 // left any junk around. 16533 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 16534 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 16535 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 16536 removed.clear(); 16537 for (PreferredActivity pa : pir.filterSet()) { 16538 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 16539 removed.add(pa); 16540 } 16541 } 16542 if (removed.size() > 0) { 16543 for (int r=0; r<removed.size(); r++) { 16544 PreferredActivity pa = removed.get(r); 16545 Slog.w(TAG, "Removing dangling preferred activity: " 16546 + pa.mPref.mComponent); 16547 pir.removeFilter(pa); 16548 } 16549 mSettings.writePackageRestrictionsLPr( 16550 mSettings.mPreferredActivities.keyAt(i)); 16551 } 16552 } 16553 16554 for (int userId : UserManagerService.getInstance().getUserIds()) { 16555 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 16556 grantPermissionsUserIds = ArrayUtils.appendInt( 16557 grantPermissionsUserIds, userId); 16558 } 16559 } 16560 } 16561 sUserManager.systemReady(); 16562 16563 // If we upgraded grant all default permissions before kicking off. 16564 for (int userId : grantPermissionsUserIds) { 16565 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 16566 } 16567 16568 // Kick off any messages waiting for system ready 16569 if (mPostSystemReadyMessages != null) { 16570 for (Message msg : mPostSystemReadyMessages) { 16571 msg.sendToTarget(); 16572 } 16573 mPostSystemReadyMessages = null; 16574 } 16575 16576 // Watch for external volumes that come and go over time 16577 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16578 storage.registerListener(mStorageListener); 16579 16580 mInstallerService.systemReady(); 16581 mPackageDexOptimizer.systemReady(); 16582 16583 MountServiceInternal mountServiceInternal = LocalServices.getService( 16584 MountServiceInternal.class); 16585 mountServiceInternal.addExternalStoragePolicy( 16586 new MountServiceInternal.ExternalStorageMountPolicy() { 16587 @Override 16588 public int getMountMode(int uid, String packageName) { 16589 if (Process.isIsolated(uid)) { 16590 return Zygote.MOUNT_EXTERNAL_NONE; 16591 } 16592 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 16593 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16594 } 16595 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16596 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16597 } 16598 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16599 return Zygote.MOUNT_EXTERNAL_READ; 16600 } 16601 return Zygote.MOUNT_EXTERNAL_WRITE; 16602 } 16603 16604 @Override 16605 public boolean hasExternalStorage(int uid, String packageName) { 16606 return true; 16607 } 16608 }); 16609 } 16610 16611 @Override 16612 public boolean isSafeMode() { 16613 return mSafeMode; 16614 } 16615 16616 @Override 16617 public boolean hasSystemUidErrors() { 16618 return mHasSystemUidErrors; 16619 } 16620 16621 static String arrayToString(int[] array) { 16622 StringBuffer buf = new StringBuffer(128); 16623 buf.append('['); 16624 if (array != null) { 16625 for (int i=0; i<array.length; i++) { 16626 if (i > 0) buf.append(", "); 16627 buf.append(array[i]); 16628 } 16629 } 16630 buf.append(']'); 16631 return buf.toString(); 16632 } 16633 16634 static class DumpState { 16635 public static final int DUMP_LIBS = 1 << 0; 16636 public static final int DUMP_FEATURES = 1 << 1; 16637 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 16638 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 16639 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 16640 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 16641 public static final int DUMP_PERMISSIONS = 1 << 6; 16642 public static final int DUMP_PACKAGES = 1 << 7; 16643 public static final int DUMP_SHARED_USERS = 1 << 8; 16644 public static final int DUMP_MESSAGES = 1 << 9; 16645 public static final int DUMP_PROVIDERS = 1 << 10; 16646 public static final int DUMP_VERIFIERS = 1 << 11; 16647 public static final int DUMP_PREFERRED = 1 << 12; 16648 public static final int DUMP_PREFERRED_XML = 1 << 13; 16649 public static final int DUMP_KEYSETS = 1 << 14; 16650 public static final int DUMP_VERSION = 1 << 15; 16651 public static final int DUMP_INSTALLS = 1 << 16; 16652 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 16653 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 16654 16655 public static final int OPTION_SHOW_FILTERS = 1 << 0; 16656 16657 private int mTypes; 16658 16659 private int mOptions; 16660 16661 private boolean mTitlePrinted; 16662 16663 private SharedUserSetting mSharedUser; 16664 16665 public boolean isDumping(int type) { 16666 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 16667 return true; 16668 } 16669 16670 return (mTypes & type) != 0; 16671 } 16672 16673 public void setDump(int type) { 16674 mTypes |= type; 16675 } 16676 16677 public boolean isOptionEnabled(int option) { 16678 return (mOptions & option) != 0; 16679 } 16680 16681 public void setOptionEnabled(int option) { 16682 mOptions |= option; 16683 } 16684 16685 public boolean onTitlePrinted() { 16686 final boolean printed = mTitlePrinted; 16687 mTitlePrinted = true; 16688 return printed; 16689 } 16690 16691 public boolean getTitlePrinted() { 16692 return mTitlePrinted; 16693 } 16694 16695 public void setTitlePrinted(boolean enabled) { 16696 mTitlePrinted = enabled; 16697 } 16698 16699 public SharedUserSetting getSharedUser() { 16700 return mSharedUser; 16701 } 16702 16703 public void setSharedUser(SharedUserSetting user) { 16704 mSharedUser = user; 16705 } 16706 } 16707 16708 @Override 16709 public void onShellCommand(FileDescriptor in, FileDescriptor out, 16710 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 16711 (new PackageManagerShellCommand(this)).exec( 16712 this, in, out, err, args, resultReceiver); 16713 } 16714 16715 @Override 16716 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 16717 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 16718 != PackageManager.PERMISSION_GRANTED) { 16719 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 16720 + Binder.getCallingPid() 16721 + ", uid=" + Binder.getCallingUid() 16722 + " without permission " 16723 + android.Manifest.permission.DUMP); 16724 return; 16725 } 16726 16727 DumpState dumpState = new DumpState(); 16728 boolean fullPreferred = false; 16729 boolean checkin = false; 16730 16731 String packageName = null; 16732 ArraySet<String> permissionNames = null; 16733 16734 int opti = 0; 16735 while (opti < args.length) { 16736 String opt = args[opti]; 16737 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 16738 break; 16739 } 16740 opti++; 16741 16742 if ("-a".equals(opt)) { 16743 // Right now we only know how to print all. 16744 } else if ("-h".equals(opt)) { 16745 pw.println("Package manager dump options:"); 16746 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 16747 pw.println(" --checkin: dump for a checkin"); 16748 pw.println(" -f: print details of intent filters"); 16749 pw.println(" -h: print this help"); 16750 pw.println(" cmd may be one of:"); 16751 pw.println(" l[ibraries]: list known shared libraries"); 16752 pw.println(" f[eatures]: list device features"); 16753 pw.println(" k[eysets]: print known keysets"); 16754 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 16755 pw.println(" perm[issions]: dump permissions"); 16756 pw.println(" permission [name ...]: dump declaration and use of given permission"); 16757 pw.println(" pref[erred]: print preferred package settings"); 16758 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 16759 pw.println(" prov[iders]: dump content providers"); 16760 pw.println(" p[ackages]: dump installed packages"); 16761 pw.println(" s[hared-users]: dump shared user IDs"); 16762 pw.println(" m[essages]: print collected runtime messages"); 16763 pw.println(" v[erifiers]: print package verifier info"); 16764 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 16765 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 16766 pw.println(" version: print database version info"); 16767 pw.println(" write: write current settings now"); 16768 pw.println(" installs: details about install sessions"); 16769 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 16770 pw.println(" <package.name>: info about given package"); 16771 return; 16772 } else if ("--checkin".equals(opt)) { 16773 checkin = true; 16774 } else if ("-f".equals(opt)) { 16775 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16776 } else { 16777 pw.println("Unknown argument: " + opt + "; use -h for help"); 16778 } 16779 } 16780 16781 // Is the caller requesting to dump a particular piece of data? 16782 if (opti < args.length) { 16783 String cmd = args[opti]; 16784 opti++; 16785 // Is this a package name? 16786 if ("android".equals(cmd) || cmd.contains(".")) { 16787 packageName = cmd; 16788 // When dumping a single package, we always dump all of its 16789 // filter information since the amount of data will be reasonable. 16790 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16791 } else if ("check-permission".equals(cmd)) { 16792 if (opti >= args.length) { 16793 pw.println("Error: check-permission missing permission argument"); 16794 return; 16795 } 16796 String perm = args[opti]; 16797 opti++; 16798 if (opti >= args.length) { 16799 pw.println("Error: check-permission missing package argument"); 16800 return; 16801 } 16802 String pkg = args[opti]; 16803 opti++; 16804 int user = UserHandle.getUserId(Binder.getCallingUid()); 16805 if (opti < args.length) { 16806 try { 16807 user = Integer.parseInt(args[opti]); 16808 } catch (NumberFormatException e) { 16809 pw.println("Error: check-permission user argument is not a number: " 16810 + args[opti]); 16811 return; 16812 } 16813 } 16814 pw.println(checkPermission(perm, pkg, user)); 16815 return; 16816 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 16817 dumpState.setDump(DumpState.DUMP_LIBS); 16818 } else if ("f".equals(cmd) || "features".equals(cmd)) { 16819 dumpState.setDump(DumpState.DUMP_FEATURES); 16820 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 16821 if (opti >= args.length) { 16822 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 16823 | DumpState.DUMP_SERVICE_RESOLVERS 16824 | DumpState.DUMP_RECEIVER_RESOLVERS 16825 | DumpState.DUMP_CONTENT_RESOLVERS); 16826 } else { 16827 while (opti < args.length) { 16828 String name = args[opti]; 16829 if ("a".equals(name) || "activity".equals(name)) { 16830 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 16831 } else if ("s".equals(name) || "service".equals(name)) { 16832 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 16833 } else if ("r".equals(name) || "receiver".equals(name)) { 16834 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 16835 } else if ("c".equals(name) || "content".equals(name)) { 16836 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 16837 } else { 16838 pw.println("Error: unknown resolver table type: " + name); 16839 return; 16840 } 16841 opti++; 16842 } 16843 } 16844 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 16845 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 16846 } else if ("permission".equals(cmd)) { 16847 if (opti >= args.length) { 16848 pw.println("Error: permission requires permission name"); 16849 return; 16850 } 16851 permissionNames = new ArraySet<>(); 16852 while (opti < args.length) { 16853 permissionNames.add(args[opti]); 16854 opti++; 16855 } 16856 dumpState.setDump(DumpState.DUMP_PERMISSIONS 16857 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 16858 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 16859 dumpState.setDump(DumpState.DUMP_PREFERRED); 16860 } else if ("preferred-xml".equals(cmd)) { 16861 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 16862 if (opti < args.length && "--full".equals(args[opti])) { 16863 fullPreferred = true; 16864 opti++; 16865 } 16866 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 16867 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 16868 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 16869 dumpState.setDump(DumpState.DUMP_PACKAGES); 16870 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 16871 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 16872 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 16873 dumpState.setDump(DumpState.DUMP_PROVIDERS); 16874 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 16875 dumpState.setDump(DumpState.DUMP_MESSAGES); 16876 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 16877 dumpState.setDump(DumpState.DUMP_VERIFIERS); 16878 } else if ("i".equals(cmd) || "ifv".equals(cmd) 16879 || "intent-filter-verifiers".equals(cmd)) { 16880 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 16881 } else if ("version".equals(cmd)) { 16882 dumpState.setDump(DumpState.DUMP_VERSION); 16883 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 16884 dumpState.setDump(DumpState.DUMP_KEYSETS); 16885 } else if ("installs".equals(cmd)) { 16886 dumpState.setDump(DumpState.DUMP_INSTALLS); 16887 } else if ("write".equals(cmd)) { 16888 synchronized (mPackages) { 16889 mSettings.writeLPr(); 16890 pw.println("Settings written."); 16891 return; 16892 } 16893 } 16894 } 16895 16896 if (checkin) { 16897 pw.println("vers,1"); 16898 } 16899 16900 // reader 16901 synchronized (mPackages) { 16902 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 16903 if (!checkin) { 16904 if (dumpState.onTitlePrinted()) 16905 pw.println(); 16906 pw.println("Database versions:"); 16907 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 16908 } 16909 } 16910 16911 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 16912 if (!checkin) { 16913 if (dumpState.onTitlePrinted()) 16914 pw.println(); 16915 pw.println("Verifiers:"); 16916 pw.print(" Required: "); 16917 pw.print(mRequiredVerifierPackage); 16918 pw.print(" (uid="); 16919 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16920 UserHandle.USER_SYSTEM)); 16921 pw.println(")"); 16922 } else if (mRequiredVerifierPackage != null) { 16923 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 16924 pw.print(","); 16925 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16926 UserHandle.USER_SYSTEM)); 16927 } 16928 } 16929 16930 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 16931 packageName == null) { 16932 if (mIntentFilterVerifierComponent != null) { 16933 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 16934 if (!checkin) { 16935 if (dumpState.onTitlePrinted()) 16936 pw.println(); 16937 pw.println("Intent Filter Verifier:"); 16938 pw.print(" Using: "); 16939 pw.print(verifierPackageName); 16940 pw.print(" (uid="); 16941 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 16942 UserHandle.USER_SYSTEM)); 16943 pw.println(")"); 16944 } else if (verifierPackageName != null) { 16945 pw.print("ifv,"); pw.print(verifierPackageName); 16946 pw.print(","); 16947 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 16948 UserHandle.USER_SYSTEM)); 16949 } 16950 } else { 16951 pw.println(); 16952 pw.println("No Intent Filter Verifier available!"); 16953 } 16954 } 16955 16956 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 16957 boolean printedHeader = false; 16958 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 16959 while (it.hasNext()) { 16960 String name = it.next(); 16961 SharedLibraryEntry ent = mSharedLibraries.get(name); 16962 if (!checkin) { 16963 if (!printedHeader) { 16964 if (dumpState.onTitlePrinted()) 16965 pw.println(); 16966 pw.println("Libraries:"); 16967 printedHeader = true; 16968 } 16969 pw.print(" "); 16970 } else { 16971 pw.print("lib,"); 16972 } 16973 pw.print(name); 16974 if (!checkin) { 16975 pw.print(" -> "); 16976 } 16977 if (ent.path != null) { 16978 if (!checkin) { 16979 pw.print("(jar) "); 16980 pw.print(ent.path); 16981 } else { 16982 pw.print(",jar,"); 16983 pw.print(ent.path); 16984 } 16985 } else { 16986 if (!checkin) { 16987 pw.print("(apk) "); 16988 pw.print(ent.apk); 16989 } else { 16990 pw.print(",apk,"); 16991 pw.print(ent.apk); 16992 } 16993 } 16994 pw.println(); 16995 } 16996 } 16997 16998 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 16999 if (dumpState.onTitlePrinted()) 17000 pw.println(); 17001 if (!checkin) { 17002 pw.println("Features:"); 17003 } 17004 17005 for (FeatureInfo feat : mAvailableFeatures.values()) { 17006 if (checkin) { 17007 pw.print("feat,"); 17008 pw.print(feat.name); 17009 pw.print(","); 17010 pw.println(feat.version); 17011 } else { 17012 pw.print(" "); 17013 pw.print(feat.name); 17014 if (feat.version > 0) { 17015 pw.print(" version="); 17016 pw.print(feat.version); 17017 } 17018 pw.println(); 17019 } 17020 } 17021 } 17022 17023 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 17024 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 17025 : "Activity Resolver Table:", " ", packageName, 17026 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17027 dumpState.setTitlePrinted(true); 17028 } 17029 } 17030 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 17031 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 17032 : "Receiver Resolver Table:", " ", packageName, 17033 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17034 dumpState.setTitlePrinted(true); 17035 } 17036 } 17037 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 17038 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 17039 : "Service Resolver Table:", " ", packageName, 17040 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17041 dumpState.setTitlePrinted(true); 17042 } 17043 } 17044 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 17045 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 17046 : "Provider Resolver Table:", " ", packageName, 17047 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17048 dumpState.setTitlePrinted(true); 17049 } 17050 } 17051 17052 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 17053 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17054 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17055 int user = mSettings.mPreferredActivities.keyAt(i); 17056 if (pir.dump(pw, 17057 dumpState.getTitlePrinted() 17058 ? "\nPreferred Activities User " + user + ":" 17059 : "Preferred Activities User " + user + ":", " ", 17060 packageName, true, false)) { 17061 dumpState.setTitlePrinted(true); 17062 } 17063 } 17064 } 17065 17066 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 17067 pw.flush(); 17068 FileOutputStream fout = new FileOutputStream(fd); 17069 BufferedOutputStream str = new BufferedOutputStream(fout); 17070 XmlSerializer serializer = new FastXmlSerializer(); 17071 try { 17072 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 17073 serializer.startDocument(null, true); 17074 serializer.setFeature( 17075 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 17076 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 17077 serializer.endDocument(); 17078 serializer.flush(); 17079 } catch (IllegalArgumentException e) { 17080 pw.println("Failed writing: " + e); 17081 } catch (IllegalStateException e) { 17082 pw.println("Failed writing: " + e); 17083 } catch (IOException e) { 17084 pw.println("Failed writing: " + e); 17085 } 17086 } 17087 17088 if (!checkin 17089 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 17090 && packageName == null) { 17091 pw.println(); 17092 int count = mSettings.mPackages.size(); 17093 if (count == 0) { 17094 pw.println("No applications!"); 17095 pw.println(); 17096 } else { 17097 final String prefix = " "; 17098 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 17099 if (allPackageSettings.size() == 0) { 17100 pw.println("No domain preferred apps!"); 17101 pw.println(); 17102 } else { 17103 pw.println("App verification status:"); 17104 pw.println(); 17105 count = 0; 17106 for (PackageSetting ps : allPackageSettings) { 17107 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 17108 if (ivi == null || ivi.getPackageName() == null) continue; 17109 pw.println(prefix + "Package: " + ivi.getPackageName()); 17110 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 17111 pw.println(prefix + "Status: " + ivi.getStatusString()); 17112 pw.println(); 17113 count++; 17114 } 17115 if (count == 0) { 17116 pw.println(prefix + "No app verification established."); 17117 pw.println(); 17118 } 17119 for (int userId : sUserManager.getUserIds()) { 17120 pw.println("App linkages for user " + userId + ":"); 17121 pw.println(); 17122 count = 0; 17123 for (PackageSetting ps : allPackageSettings) { 17124 final long status = ps.getDomainVerificationStatusForUser(userId); 17125 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 17126 continue; 17127 } 17128 pw.println(prefix + "Package: " + ps.name); 17129 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 17130 String statusStr = IntentFilterVerificationInfo. 17131 getStatusStringFromValue(status); 17132 pw.println(prefix + "Status: " + statusStr); 17133 pw.println(); 17134 count++; 17135 } 17136 if (count == 0) { 17137 pw.println(prefix + "No configured app linkages."); 17138 pw.println(); 17139 } 17140 } 17141 } 17142 } 17143 } 17144 17145 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 17146 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 17147 if (packageName == null && permissionNames == null) { 17148 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 17149 if (iperm == 0) { 17150 if (dumpState.onTitlePrinted()) 17151 pw.println(); 17152 pw.println("AppOp Permissions:"); 17153 } 17154 pw.print(" AppOp Permission "); 17155 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 17156 pw.println(":"); 17157 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 17158 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 17159 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 17160 } 17161 } 17162 } 17163 } 17164 17165 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 17166 boolean printedSomething = false; 17167 for (PackageParser.Provider p : mProviders.mProviders.values()) { 17168 if (packageName != null && !packageName.equals(p.info.packageName)) { 17169 continue; 17170 } 17171 if (!printedSomething) { 17172 if (dumpState.onTitlePrinted()) 17173 pw.println(); 17174 pw.println("Registered ContentProviders:"); 17175 printedSomething = true; 17176 } 17177 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 17178 pw.print(" "); pw.println(p.toString()); 17179 } 17180 printedSomething = false; 17181 for (Map.Entry<String, PackageParser.Provider> entry : 17182 mProvidersByAuthority.entrySet()) { 17183 PackageParser.Provider p = entry.getValue(); 17184 if (packageName != null && !packageName.equals(p.info.packageName)) { 17185 continue; 17186 } 17187 if (!printedSomething) { 17188 if (dumpState.onTitlePrinted()) 17189 pw.println(); 17190 pw.println("ContentProvider Authorities:"); 17191 printedSomething = true; 17192 } 17193 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 17194 pw.print(" "); pw.println(p.toString()); 17195 if (p.info != null && p.info.applicationInfo != null) { 17196 final String appInfo = p.info.applicationInfo.toString(); 17197 pw.print(" applicationInfo="); pw.println(appInfo); 17198 } 17199 } 17200 } 17201 17202 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 17203 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 17204 } 17205 17206 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 17207 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 17208 } 17209 17210 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 17211 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 17212 } 17213 17214 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 17215 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 17216 } 17217 17218 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 17219 // XXX should handle packageName != null by dumping only install data that 17220 // the given package is involved with. 17221 if (dumpState.onTitlePrinted()) pw.println(); 17222 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 17223 } 17224 17225 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 17226 if (dumpState.onTitlePrinted()) pw.println(); 17227 mSettings.dumpReadMessagesLPr(pw, dumpState); 17228 17229 pw.println(); 17230 pw.println("Package warning messages:"); 17231 BufferedReader in = null; 17232 String line = null; 17233 try { 17234 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 17235 while ((line = in.readLine()) != null) { 17236 if (line.contains("ignored: updated version")) continue; 17237 pw.println(line); 17238 } 17239 } catch (IOException ignored) { 17240 } finally { 17241 IoUtils.closeQuietly(in); 17242 } 17243 } 17244 17245 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 17246 BufferedReader in = null; 17247 String line = null; 17248 try { 17249 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 17250 while ((line = in.readLine()) != null) { 17251 if (line.contains("ignored: updated version")) continue; 17252 pw.print("msg,"); 17253 pw.println(line); 17254 } 17255 } catch (IOException ignored) { 17256 } finally { 17257 IoUtils.closeQuietly(in); 17258 } 17259 } 17260 } 17261 } 17262 17263 private String dumpDomainString(String packageName) { 17264 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 17265 List<IntentFilter> filters = getAllIntentFilters(packageName); 17266 17267 ArraySet<String> result = new ArraySet<>(); 17268 if (iviList.size() > 0) { 17269 for (IntentFilterVerificationInfo ivi : iviList) { 17270 for (String host : ivi.getDomains()) { 17271 result.add(host); 17272 } 17273 } 17274 } 17275 if (filters != null && filters.size() > 0) { 17276 for (IntentFilter filter : filters) { 17277 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 17278 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 17279 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 17280 result.addAll(filter.getHostsList()); 17281 } 17282 } 17283 } 17284 17285 StringBuilder sb = new StringBuilder(result.size() * 16); 17286 for (String domain : result) { 17287 if (sb.length() > 0) sb.append(" "); 17288 sb.append(domain); 17289 } 17290 return sb.toString(); 17291 } 17292 17293 // ------- apps on sdcard specific code ------- 17294 static final boolean DEBUG_SD_INSTALL = false; 17295 17296 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 17297 17298 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 17299 17300 private boolean mMediaMounted = false; 17301 17302 static String getEncryptKey() { 17303 try { 17304 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 17305 SD_ENCRYPTION_KEYSTORE_NAME); 17306 if (sdEncKey == null) { 17307 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 17308 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 17309 if (sdEncKey == null) { 17310 Slog.e(TAG, "Failed to create encryption keys"); 17311 return null; 17312 } 17313 } 17314 return sdEncKey; 17315 } catch (NoSuchAlgorithmException nsae) { 17316 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 17317 return null; 17318 } catch (IOException ioe) { 17319 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 17320 return null; 17321 } 17322 } 17323 17324 /* 17325 * Update media status on PackageManager. 17326 */ 17327 @Override 17328 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 17329 int callingUid = Binder.getCallingUid(); 17330 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 17331 throw new SecurityException("Media status can only be updated by the system"); 17332 } 17333 // reader; this apparently protects mMediaMounted, but should probably 17334 // be a different lock in that case. 17335 synchronized (mPackages) { 17336 Log.i(TAG, "Updating external media status from " 17337 + (mMediaMounted ? "mounted" : "unmounted") + " to " 17338 + (mediaStatus ? "mounted" : "unmounted")); 17339 if (DEBUG_SD_INSTALL) 17340 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 17341 + ", mMediaMounted=" + mMediaMounted); 17342 if (mediaStatus == mMediaMounted) { 17343 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 17344 : 0, -1); 17345 mHandler.sendMessage(msg); 17346 return; 17347 } 17348 mMediaMounted = mediaStatus; 17349 } 17350 // Queue up an async operation since the package installation may take a 17351 // little while. 17352 mHandler.post(new Runnable() { 17353 public void run() { 17354 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 17355 } 17356 }); 17357 } 17358 17359 /** 17360 * Called by MountService when the initial ASECs to scan are available. 17361 * Should block until all the ASEC containers are finished being scanned. 17362 */ 17363 public void scanAvailableAsecs() { 17364 updateExternalMediaStatusInner(true, false, false); 17365 } 17366 17367 /* 17368 * Collect information of applications on external media, map them against 17369 * existing containers and update information based on current mount status. 17370 * Please note that we always have to report status if reportStatus has been 17371 * set to true especially when unloading packages. 17372 */ 17373 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 17374 boolean externalStorage) { 17375 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 17376 int[] uidArr = EmptyArray.INT; 17377 17378 final String[] list = PackageHelper.getSecureContainerList(); 17379 if (ArrayUtils.isEmpty(list)) { 17380 Log.i(TAG, "No secure containers found"); 17381 } else { 17382 // Process list of secure containers and categorize them 17383 // as active or stale based on their package internal state. 17384 17385 // reader 17386 synchronized (mPackages) { 17387 for (String cid : list) { 17388 // Leave stages untouched for now; installer service owns them 17389 if (PackageInstallerService.isStageName(cid)) continue; 17390 17391 if (DEBUG_SD_INSTALL) 17392 Log.i(TAG, "Processing container " + cid); 17393 String pkgName = getAsecPackageName(cid); 17394 if (pkgName == null) { 17395 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 17396 continue; 17397 } 17398 if (DEBUG_SD_INSTALL) 17399 Log.i(TAG, "Looking for pkg : " + pkgName); 17400 17401 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17402 if (ps == null) { 17403 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 17404 continue; 17405 } 17406 17407 /* 17408 * Skip packages that are not external if we're unmounting 17409 * external storage. 17410 */ 17411 if (externalStorage && !isMounted && !isExternal(ps)) { 17412 continue; 17413 } 17414 17415 final AsecInstallArgs args = new AsecInstallArgs(cid, 17416 getAppDexInstructionSets(ps), ps.isForwardLocked()); 17417 // The package status is changed only if the code path 17418 // matches between settings and the container id. 17419 if (ps.codePathString != null 17420 && ps.codePathString.startsWith(args.getCodePath())) { 17421 if (DEBUG_SD_INSTALL) { 17422 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 17423 + " at code path: " + ps.codePathString); 17424 } 17425 17426 // We do have a valid package installed on sdcard 17427 processCids.put(args, ps.codePathString); 17428 final int uid = ps.appId; 17429 if (uid != -1) { 17430 uidArr = ArrayUtils.appendInt(uidArr, uid); 17431 } 17432 } else { 17433 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 17434 + ps.codePathString); 17435 } 17436 } 17437 } 17438 17439 Arrays.sort(uidArr); 17440 } 17441 17442 // Process packages with valid entries. 17443 if (isMounted) { 17444 if (DEBUG_SD_INSTALL) 17445 Log.i(TAG, "Loading packages"); 17446 loadMediaPackages(processCids, uidArr, externalStorage); 17447 startCleaningPackages(); 17448 mInstallerService.onSecureContainersAvailable(); 17449 } else { 17450 if (DEBUG_SD_INSTALL) 17451 Log.i(TAG, "Unloading packages"); 17452 unloadMediaPackages(processCids, uidArr, reportStatus); 17453 } 17454 } 17455 17456 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17457 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 17458 final int size = infos.size(); 17459 final String[] packageNames = new String[size]; 17460 final int[] packageUids = new int[size]; 17461 for (int i = 0; i < size; i++) { 17462 final ApplicationInfo info = infos.get(i); 17463 packageNames[i] = info.packageName; 17464 packageUids[i] = info.uid; 17465 } 17466 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 17467 finishedReceiver); 17468 } 17469 17470 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17471 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17472 sendResourcesChangedBroadcast(mediaStatus, replacing, 17473 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 17474 } 17475 17476 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17477 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17478 int size = pkgList.length; 17479 if (size > 0) { 17480 // Send broadcasts here 17481 Bundle extras = new Bundle(); 17482 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 17483 if (uidArr != null) { 17484 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 17485 } 17486 if (replacing) { 17487 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 17488 } 17489 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 17490 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 17491 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 17492 } 17493 } 17494 17495 /* 17496 * Look at potentially valid container ids from processCids If package 17497 * information doesn't match the one on record or package scanning fails, 17498 * the cid is added to list of removeCids. We currently don't delete stale 17499 * containers. 17500 */ 17501 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 17502 boolean externalStorage) { 17503 ArrayList<String> pkgList = new ArrayList<String>(); 17504 Set<AsecInstallArgs> keys = processCids.keySet(); 17505 17506 for (AsecInstallArgs args : keys) { 17507 String codePath = processCids.get(args); 17508 if (DEBUG_SD_INSTALL) 17509 Log.i(TAG, "Loading container : " + args.cid); 17510 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 17511 try { 17512 // Make sure there are no container errors first. 17513 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 17514 Slog.e(TAG, "Failed to mount cid : " + args.cid 17515 + " when installing from sdcard"); 17516 continue; 17517 } 17518 // Check code path here. 17519 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 17520 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 17521 + " does not match one in settings " + codePath); 17522 continue; 17523 } 17524 // Parse package 17525 int parseFlags = mDefParseFlags; 17526 if (args.isExternalAsec()) { 17527 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 17528 } 17529 if (args.isFwdLocked()) { 17530 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 17531 } 17532 17533 synchronized (mInstallLock) { 17534 PackageParser.Package pkg = null; 17535 try { 17536 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 17537 } catch (PackageManagerException e) { 17538 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 17539 } 17540 // Scan the package 17541 if (pkg != null) { 17542 /* 17543 * TODO why is the lock being held? doPostInstall is 17544 * called in other places without the lock. This needs 17545 * to be straightened out. 17546 */ 17547 // writer 17548 synchronized (mPackages) { 17549 retCode = PackageManager.INSTALL_SUCCEEDED; 17550 pkgList.add(pkg.packageName); 17551 // Post process args 17552 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 17553 pkg.applicationInfo.uid); 17554 } 17555 } else { 17556 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 17557 } 17558 } 17559 17560 } finally { 17561 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 17562 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 17563 } 17564 } 17565 } 17566 // writer 17567 synchronized (mPackages) { 17568 // If the platform SDK has changed since the last time we booted, 17569 // we need to re-grant app permission to catch any new ones that 17570 // appear. This is really a hack, and means that apps can in some 17571 // cases get permissions that the user didn't initially explicitly 17572 // allow... it would be nice to have some better way to handle 17573 // this situation. 17574 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 17575 : mSettings.getInternalVersion(); 17576 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 17577 : StorageManager.UUID_PRIVATE_INTERNAL; 17578 17579 int updateFlags = UPDATE_PERMISSIONS_ALL; 17580 if (ver.sdkVersion != mSdkVersion) { 17581 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17582 + mSdkVersion + "; regranting permissions for external"); 17583 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17584 } 17585 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17586 17587 // Yay, everything is now upgraded 17588 ver.forceCurrent(); 17589 17590 // can downgrade to reader 17591 // Persist settings 17592 mSettings.writeLPr(); 17593 } 17594 // Send a broadcast to let everyone know we are done processing 17595 if (pkgList.size() > 0) { 17596 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 17597 } 17598 } 17599 17600 /* 17601 * Utility method to unload a list of specified containers 17602 */ 17603 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 17604 // Just unmount all valid containers. 17605 for (AsecInstallArgs arg : cidArgs) { 17606 synchronized (mInstallLock) { 17607 arg.doPostDeleteLI(false); 17608 } 17609 } 17610 } 17611 17612 /* 17613 * Unload packages mounted on external media. This involves deleting package 17614 * data from internal structures, sending broadcasts about disabled packages, 17615 * gc'ing to free up references, unmounting all secure containers 17616 * corresponding to packages on external media, and posting a 17617 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 17618 * that we always have to post this message if status has been requested no 17619 * matter what. 17620 */ 17621 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 17622 final boolean reportStatus) { 17623 if (DEBUG_SD_INSTALL) 17624 Log.i(TAG, "unloading media packages"); 17625 ArrayList<String> pkgList = new ArrayList<String>(); 17626 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 17627 final Set<AsecInstallArgs> keys = processCids.keySet(); 17628 for (AsecInstallArgs args : keys) { 17629 String pkgName = args.getPackageName(); 17630 if (DEBUG_SD_INSTALL) 17631 Log.i(TAG, "Trying to unload pkg : " + pkgName); 17632 // Delete package internally 17633 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17634 synchronized (mInstallLock) { 17635 boolean res = deletePackageLI(pkgName, null, false, null, 17636 PackageManager.DELETE_KEEP_DATA, outInfo, false, null); 17637 if (res) { 17638 pkgList.add(pkgName); 17639 } else { 17640 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 17641 failedList.add(args); 17642 } 17643 } 17644 } 17645 17646 // reader 17647 synchronized (mPackages) { 17648 // We didn't update the settings after removing each package; 17649 // write them now for all packages. 17650 mSettings.writeLPr(); 17651 } 17652 17653 // We have to absolutely send UPDATED_MEDIA_STATUS only 17654 // after confirming that all the receivers processed the ordered 17655 // broadcast when packages get disabled, force a gc to clean things up. 17656 // and unload all the containers. 17657 if (pkgList.size() > 0) { 17658 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 17659 new IIntentReceiver.Stub() { 17660 public void performReceive(Intent intent, int resultCode, String data, 17661 Bundle extras, boolean ordered, boolean sticky, 17662 int sendingUser) throws RemoteException { 17663 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 17664 reportStatus ? 1 : 0, 1, keys); 17665 mHandler.sendMessage(msg); 17666 } 17667 }); 17668 } else { 17669 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 17670 keys); 17671 mHandler.sendMessage(msg); 17672 } 17673 } 17674 17675 private void loadPrivatePackages(final VolumeInfo vol) { 17676 mHandler.post(new Runnable() { 17677 @Override 17678 public void run() { 17679 loadPrivatePackagesInner(vol); 17680 } 17681 }); 17682 } 17683 17684 private void loadPrivatePackagesInner(VolumeInfo vol) { 17685 final String volumeUuid = vol.fsUuid; 17686 if (TextUtils.isEmpty(volumeUuid)) { 17687 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 17688 return; 17689 } 17690 17691 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 17692 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 17693 17694 final VersionInfo ver; 17695 final List<PackageSetting> packages; 17696 synchronized (mPackages) { 17697 ver = mSettings.findOrCreateVersion(volumeUuid); 17698 packages = mSettings.getVolumePackagesLPr(volumeUuid); 17699 } 17700 17701 // TODO: introduce a new concept similar to "frozen" to prevent these 17702 // apps from being launched until after data has been fully reconciled 17703 for (PackageSetting ps : packages) { 17704 synchronized (mInstallLock) { 17705 final PackageParser.Package pkg; 17706 try { 17707 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 17708 loaded.add(pkg.applicationInfo); 17709 17710 } catch (PackageManagerException e) { 17711 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 17712 } 17713 17714 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 17715 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 17716 } 17717 } 17718 } 17719 17720 // Reconcile app data for all started/unlocked users 17721 final StorageManager sm = mContext.getSystemService(StorageManager.class); 17722 final UserManager um = mContext.getSystemService(UserManager.class); 17723 for (UserInfo user : um.getUsers()) { 17724 final int flags; 17725 if (um.isUserUnlocked(user.id)) { 17726 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 17727 } else if (um.isUserRunning(user.id)) { 17728 flags = StorageManager.FLAG_STORAGE_DE; 17729 } else { 17730 continue; 17731 } 17732 17733 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 17734 reconcileAppsData(volumeUuid, user.id, flags); 17735 } 17736 17737 synchronized (mPackages) { 17738 int updateFlags = UPDATE_PERMISSIONS_ALL; 17739 if (ver.sdkVersion != mSdkVersion) { 17740 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17741 + mSdkVersion + "; regranting permissions for " + volumeUuid); 17742 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17743 } 17744 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17745 17746 // Yay, everything is now upgraded 17747 ver.forceCurrent(); 17748 17749 mSettings.writeLPr(); 17750 } 17751 17752 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 17753 sendResourcesChangedBroadcast(true, false, loaded, null); 17754 } 17755 17756 private void unloadPrivatePackages(final VolumeInfo vol) { 17757 mHandler.post(new Runnable() { 17758 @Override 17759 public void run() { 17760 unloadPrivatePackagesInner(vol); 17761 } 17762 }); 17763 } 17764 17765 private void unloadPrivatePackagesInner(VolumeInfo vol) { 17766 final String volumeUuid = vol.fsUuid; 17767 if (TextUtils.isEmpty(volumeUuid)) { 17768 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 17769 return; 17770 } 17771 17772 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 17773 synchronized (mInstallLock) { 17774 synchronized (mPackages) { 17775 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 17776 for (PackageSetting ps : packages) { 17777 if (ps.pkg == null) continue; 17778 17779 final ApplicationInfo info = ps.pkg.applicationInfo; 17780 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17781 if (deletePackageLI(ps.name, null, false, null, 17782 PackageManager.DELETE_KEEP_DATA, outInfo, false, null)) { 17783 unloaded.add(info); 17784 } else { 17785 Slog.w(TAG, "Failed to unload " + ps.codePath); 17786 } 17787 } 17788 17789 mSettings.writeLPr(); 17790 } 17791 } 17792 17793 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 17794 sendResourcesChangedBroadcast(false, false, unloaded, null); 17795 } 17796 17797 /** 17798 * Examine all users present on given mounted volume, and destroy data 17799 * belonging to users that are no longer valid, or whose user ID has been 17800 * recycled. 17801 */ 17802 private void reconcileUsers(String volumeUuid) { 17803 // TODO: also reconcile DE directories 17804 final File[] files = FileUtils 17805 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid)); 17806 for (File file : files) { 17807 if (!file.isDirectory()) continue; 17808 17809 final int userId; 17810 final UserInfo info; 17811 try { 17812 userId = Integer.parseInt(file.getName()); 17813 info = sUserManager.getUserInfo(userId); 17814 } catch (NumberFormatException e) { 17815 Slog.w(TAG, "Invalid user directory " + file); 17816 continue; 17817 } 17818 17819 boolean destroyUser = false; 17820 if (info == null) { 17821 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17822 + " because no matching user was found"); 17823 destroyUser = true; 17824 } else { 17825 try { 17826 UserManagerService.enforceSerialNumber(file, info.serialNumber); 17827 } catch (IOException e) { 17828 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17829 + " because we failed to enforce serial number: " + e); 17830 destroyUser = true; 17831 } 17832 } 17833 17834 if (destroyUser) { 17835 synchronized (mInstallLock) { 17836 try { 17837 mInstaller.removeUserDataDirs(volumeUuid, userId); 17838 } catch (InstallerException e) { 17839 Slog.w(TAG, "Failed to clean up user dirs", e); 17840 } 17841 } 17842 } 17843 } 17844 } 17845 17846 private void assertPackageKnown(String volumeUuid, String packageName) 17847 throws PackageManagerException { 17848 synchronized (mPackages) { 17849 final PackageSetting ps = mSettings.mPackages.get(packageName); 17850 if (ps == null) { 17851 throw new PackageManagerException("Package " + packageName + " is unknown"); 17852 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17853 throw new PackageManagerException( 17854 "Package " + packageName + " found on unknown volume " + volumeUuid 17855 + "; expected volume " + ps.volumeUuid); 17856 } 17857 } 17858 } 17859 17860 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 17861 throws PackageManagerException { 17862 synchronized (mPackages) { 17863 final PackageSetting ps = mSettings.mPackages.get(packageName); 17864 if (ps == null) { 17865 throw new PackageManagerException("Package " + packageName + " is unknown"); 17866 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17867 throw new PackageManagerException( 17868 "Package " + packageName + " found on unknown volume " + volumeUuid 17869 + "; expected volume " + ps.volumeUuid); 17870 } else if (!ps.getInstalled(userId)) { 17871 throw new PackageManagerException( 17872 "Package " + packageName + " not installed for user " + userId); 17873 } 17874 } 17875 } 17876 17877 /** 17878 * Examine all apps present on given mounted volume, and destroy apps that 17879 * aren't expected, either due to uninstallation or reinstallation on 17880 * another volume. 17881 */ 17882 private void reconcileApps(String volumeUuid) { 17883 final File[] files = FileUtils 17884 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 17885 for (File file : files) { 17886 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 17887 && !PackageInstallerService.isStageName(file.getName()); 17888 if (!isPackage) { 17889 // Ignore entries which are not packages 17890 continue; 17891 } 17892 17893 try { 17894 final PackageLite pkg = PackageParser.parsePackageLite(file, 17895 PackageParser.PARSE_MUST_BE_APK); 17896 assertPackageKnown(volumeUuid, pkg.packageName); 17897 17898 } catch (PackageParserException | PackageManagerException e) { 17899 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17900 synchronized (mInstallLock) { 17901 removeCodePathLI(file); 17902 } 17903 } 17904 } 17905 } 17906 17907 /** 17908 * Reconcile all app data for the given user. 17909 * <p> 17910 * Verifies that directories exist and that ownership and labeling is 17911 * correct for all installed apps on all mounted volumes. 17912 */ 17913 void reconcileAppsData(int userId, int flags) { 17914 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17915 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17916 final String volumeUuid = vol.getFsUuid(); 17917 reconcileAppsData(volumeUuid, userId, flags); 17918 } 17919 } 17920 17921 /** 17922 * Reconcile all app data on given mounted volume. 17923 * <p> 17924 * Destroys app data that isn't expected, either due to uninstallation or 17925 * reinstallation on another volume. 17926 * <p> 17927 * Verifies that directories exist and that ownership and labeling is 17928 * correct for all installed apps. 17929 */ 17930 private void reconcileAppsData(String volumeUuid, int userId, int flags) { 17931 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 17932 + Integer.toHexString(flags)); 17933 17934 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 17935 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 17936 17937 boolean restoreconNeeded = false; 17938 17939 // First look for stale data that doesn't belong, and check if things 17940 // have changed since we did our last restorecon 17941 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 17942 if (!isUserKeyUnlocked(userId)) { 17943 throw new RuntimeException( 17944 "Yikes, someone asked us to reconcile CE storage while " + userId 17945 + " was still locked; this would have caused massive data loss!"); 17946 } 17947 17948 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 17949 17950 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 17951 for (File file : files) { 17952 final String packageName = file.getName(); 17953 try { 17954 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 17955 } catch (PackageManagerException e) { 17956 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17957 synchronized (mInstallLock) { 17958 destroyAppDataLI(volumeUuid, packageName, userId, 17959 StorageManager.FLAG_STORAGE_CE); 17960 } 17961 } 17962 } 17963 } 17964 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 17965 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 17966 17967 final File[] files = FileUtils.listFilesOrEmpty(deDir); 17968 for (File file : files) { 17969 final String packageName = file.getName(); 17970 try { 17971 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 17972 } catch (PackageManagerException e) { 17973 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17974 synchronized (mInstallLock) { 17975 destroyAppDataLI(volumeUuid, packageName, userId, 17976 StorageManager.FLAG_STORAGE_DE); 17977 } 17978 } 17979 } 17980 } 17981 17982 // Ensure that data directories are ready to roll for all packages 17983 // installed for this volume and user 17984 final List<PackageSetting> packages; 17985 synchronized (mPackages) { 17986 packages = mSettings.getVolumePackagesLPr(volumeUuid); 17987 } 17988 int preparedCount = 0; 17989 for (PackageSetting ps : packages) { 17990 final String packageName = ps.name; 17991 if (ps.pkg == null) { 17992 Slog.w(TAG, "Odd, missing scanned package " + packageName); 17993 // TODO: might be due to legacy ASEC apps; we should circle back 17994 // and reconcile again once they're scanned 17995 continue; 17996 } 17997 17998 if (ps.getInstalled(userId)) { 17999 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 18000 18001 if (maybeMigrateAppData(volumeUuid, userId, ps.pkg)) { 18002 // We may have just shuffled around app data directories, so 18003 // prepare them one more time 18004 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 18005 } 18006 18007 preparedCount++; 18008 } 18009 } 18010 18011 if (restoreconNeeded) { 18012 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 18013 SELinuxMMAC.setRestoreconDone(ceDir); 18014 } 18015 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 18016 SELinuxMMAC.setRestoreconDone(deDir); 18017 } 18018 } 18019 18020 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 18021 + " packages; restoreconNeeded was " + restoreconNeeded); 18022 } 18023 18024 /** 18025 * Prepare app data for the given app just after it was installed or 18026 * upgraded. This method carefully only touches users that it's installed 18027 * for, and it forces a restorecon to handle any seinfo changes. 18028 * <p> 18029 * Verifies that directories exist and that ownership and labeling is 18030 * correct for all installed apps. If there is an ownership mismatch, it 18031 * will try recovering system apps by wiping data; third-party app data is 18032 * left intact. 18033 * <p> 18034 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 18035 */ 18036 private void prepareAppDataAfterInstall(PackageParser.Package pkg) { 18037 prepareAppDataAfterInstallInternal(pkg); 18038 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 18039 for (int i = 0; i < childCount; i++) { 18040 PackageParser.Package childPackage = pkg.childPackages.get(i); 18041 prepareAppDataAfterInstallInternal(childPackage); 18042 } 18043 } 18044 18045 private void prepareAppDataAfterInstallInternal(PackageParser.Package pkg) { 18046 final PackageSetting ps; 18047 synchronized (mPackages) { 18048 ps = mSettings.mPackages.get(pkg.packageName); 18049 mSettings.writeKernelMappingLPr(ps); 18050 } 18051 18052 final UserManager um = mContext.getSystemService(UserManager.class); 18053 for (UserInfo user : um.getUsers()) { 18054 final int flags; 18055 if (um.isUserUnlocked(user.id)) { 18056 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18057 } else if (um.isUserRunning(user.id)) { 18058 flags = StorageManager.FLAG_STORAGE_DE; 18059 } else { 18060 continue; 18061 } 18062 18063 if (ps.getInstalled(user.id)) { 18064 // Whenever an app changes, force a restorecon of its data 18065 // TODO: when user data is locked, mark that we're still dirty 18066 prepareAppData(pkg.volumeUuid, user.id, flags, pkg, true); 18067 } 18068 } 18069 } 18070 18071 /** 18072 * Prepare app data for the given app. 18073 * <p> 18074 * Verifies that directories exist and that ownership and labeling is 18075 * correct for all installed apps. If there is an ownership mismatch, this 18076 * will try recovering system apps by wiping data; third-party app data is 18077 * left intact. 18078 */ 18079 private void prepareAppData(String volumeUuid, int userId, int flags, 18080 PackageParser.Package pkg, boolean restoreconNeeded) { 18081 if (DEBUG_APP_DATA) { 18082 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 18083 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 18084 } 18085 18086 final String packageName = pkg.packageName; 18087 final ApplicationInfo app = pkg.applicationInfo; 18088 final int appId = UserHandle.getAppId(app.uid); 18089 18090 Preconditions.checkNotNull(app.seinfo); 18091 18092 synchronized (mInstallLock) { 18093 try { 18094 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 18095 appId, app.seinfo, app.targetSdkVersion); 18096 } catch (InstallerException e) { 18097 if (app.isSystemApp()) { 18098 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 18099 + ", but trying to recover: " + e); 18100 destroyAppDataLI(volumeUuid, packageName, userId, flags); 18101 try { 18102 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 18103 appId, app.seinfo, app.targetSdkVersion); 18104 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 18105 } catch (InstallerException e2) { 18106 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 18107 } 18108 } else { 18109 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 18110 } 18111 } 18112 18113 if (restoreconNeeded) { 18114 restoreconAppDataLI(volumeUuid, packageName, userId, flags, appId, app.seinfo); 18115 } 18116 18117 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 18118 // Create a native library symlink only if we have native libraries 18119 // and if the native libraries are 32 bit libraries. We do not provide 18120 // this symlink for 64 bit libraries. 18121 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 18122 final String nativeLibPath = app.nativeLibraryDir; 18123 try { 18124 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 18125 nativeLibPath, userId); 18126 } catch (InstallerException e) { 18127 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 18128 } 18129 } 18130 } 18131 } 18132 } 18133 18134 /** 18135 * For system apps on non-FBE devices, this method migrates any existing 18136 * CE/DE data to match the {@code forceDeviceEncrypted} flag requested by 18137 * the app. 18138 */ 18139 private boolean maybeMigrateAppData(String volumeUuid, int userId, PackageParser.Package pkg) { 18140 if (pkg.isSystemApp() && !StorageManager.isFileBasedEncryptionEnabled() 18141 && PackageManager.APPLY_FORCE_DEVICE_ENCRYPTED) { 18142 final int storageTarget = pkg.applicationInfo.isForceDeviceEncrypted() 18143 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 18144 synchronized (mInstallLock) { 18145 try { 18146 mInstaller.migrateAppData(volumeUuid, pkg.packageName, userId, storageTarget); 18147 } catch (InstallerException e) { 18148 logCriticalInfo(Log.WARN, 18149 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 18150 } 18151 } 18152 return true; 18153 } else { 18154 return false; 18155 } 18156 } 18157 18158 private void unfreezePackage(String packageName) { 18159 synchronized (mPackages) { 18160 final PackageSetting ps = mSettings.mPackages.get(packageName); 18161 if (ps != null) { 18162 ps.frozen = false; 18163 } 18164 } 18165 } 18166 18167 @Override 18168 public int movePackage(final String packageName, final String volumeUuid) { 18169 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 18170 18171 final int moveId = mNextMoveId.getAndIncrement(); 18172 mHandler.post(new Runnable() { 18173 @Override 18174 public void run() { 18175 try { 18176 movePackageInternal(packageName, volumeUuid, moveId); 18177 } catch (PackageManagerException e) { 18178 Slog.w(TAG, "Failed to move " + packageName, e); 18179 mMoveCallbacks.notifyStatusChanged(moveId, 18180 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 18181 } 18182 } 18183 }); 18184 return moveId; 18185 } 18186 18187 private void movePackageInternal(final String packageName, final String volumeUuid, 18188 final int moveId) throws PackageManagerException { 18189 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 18190 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18191 final PackageManager pm = mContext.getPackageManager(); 18192 18193 final boolean currentAsec; 18194 final String currentVolumeUuid; 18195 final File codeFile; 18196 final String installerPackageName; 18197 final String packageAbiOverride; 18198 final int appId; 18199 final String seinfo; 18200 final String label; 18201 final int targetSdkVersion; 18202 18203 // reader 18204 synchronized (mPackages) { 18205 final PackageParser.Package pkg = mPackages.get(packageName); 18206 final PackageSetting ps = mSettings.mPackages.get(packageName); 18207 if (pkg == null || ps == null) { 18208 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 18209 } 18210 18211 if (pkg.applicationInfo.isSystemApp()) { 18212 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 18213 "Cannot move system application"); 18214 } 18215 18216 if (pkg.applicationInfo.isExternalAsec()) { 18217 currentAsec = true; 18218 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 18219 } else if (pkg.applicationInfo.isForwardLocked()) { 18220 currentAsec = true; 18221 currentVolumeUuid = "forward_locked"; 18222 } else { 18223 currentAsec = false; 18224 currentVolumeUuid = ps.volumeUuid; 18225 18226 final File probe = new File(pkg.codePath); 18227 final File probeOat = new File(probe, "oat"); 18228 if (!probe.isDirectory() || !probeOat.isDirectory()) { 18229 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18230 "Move only supported for modern cluster style installs"); 18231 } 18232 } 18233 18234 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 18235 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18236 "Package already moved to " + volumeUuid); 18237 } 18238 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 18239 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 18240 "Device admin cannot be moved"); 18241 } 18242 18243 if (ps.frozen) { 18244 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 18245 "Failed to move already frozen package"); 18246 } 18247 ps.frozen = true; 18248 18249 codeFile = new File(pkg.codePath); 18250 installerPackageName = ps.installerPackageName; 18251 packageAbiOverride = ps.cpuAbiOverrideString; 18252 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18253 seinfo = pkg.applicationInfo.seinfo; 18254 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 18255 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 18256 } 18257 18258 // Now that we're guarded by frozen state, kill app during move 18259 final long token = Binder.clearCallingIdentity(); 18260 try { 18261 killApplication(packageName, appId, "move pkg"); 18262 } finally { 18263 Binder.restoreCallingIdentity(token); 18264 } 18265 18266 final Bundle extras = new Bundle(); 18267 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 18268 extras.putString(Intent.EXTRA_TITLE, label); 18269 mMoveCallbacks.notifyCreated(moveId, extras); 18270 18271 int installFlags; 18272 final boolean moveCompleteApp; 18273 final File measurePath; 18274 18275 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 18276 installFlags = INSTALL_INTERNAL; 18277 moveCompleteApp = !currentAsec; 18278 measurePath = Environment.getDataAppDirectory(volumeUuid); 18279 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 18280 installFlags = INSTALL_EXTERNAL; 18281 moveCompleteApp = false; 18282 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 18283 } else { 18284 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 18285 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 18286 || !volume.isMountedWritable()) { 18287 unfreezePackage(packageName); 18288 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18289 "Move location not mounted private volume"); 18290 } 18291 18292 Preconditions.checkState(!currentAsec); 18293 18294 installFlags = INSTALL_INTERNAL; 18295 moveCompleteApp = true; 18296 measurePath = Environment.getDataAppDirectory(volumeUuid); 18297 } 18298 18299 final PackageStats stats = new PackageStats(null, -1); 18300 synchronized (mInstaller) { 18301 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 18302 unfreezePackage(packageName); 18303 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18304 "Failed to measure package size"); 18305 } 18306 } 18307 18308 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 18309 + stats.dataSize); 18310 18311 final long startFreeBytes = measurePath.getFreeSpace(); 18312 final long sizeBytes; 18313 if (moveCompleteApp) { 18314 sizeBytes = stats.codeSize + stats.dataSize; 18315 } else { 18316 sizeBytes = stats.codeSize; 18317 } 18318 18319 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 18320 unfreezePackage(packageName); 18321 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18322 "Not enough free space to move"); 18323 } 18324 18325 mMoveCallbacks.notifyStatusChanged(moveId, 10); 18326 18327 final CountDownLatch installedLatch = new CountDownLatch(1); 18328 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 18329 @Override 18330 public void onUserActionRequired(Intent intent) throws RemoteException { 18331 throw new IllegalStateException(); 18332 } 18333 18334 @Override 18335 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 18336 Bundle extras) throws RemoteException { 18337 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 18338 + PackageManager.installStatusToString(returnCode, msg)); 18339 18340 installedLatch.countDown(); 18341 18342 // Regardless of success or failure of the move operation, 18343 // always unfreeze the package 18344 unfreezePackage(packageName); 18345 18346 final int status = PackageManager.installStatusToPublicStatus(returnCode); 18347 switch (status) { 18348 case PackageInstaller.STATUS_SUCCESS: 18349 mMoveCallbacks.notifyStatusChanged(moveId, 18350 PackageManager.MOVE_SUCCEEDED); 18351 break; 18352 case PackageInstaller.STATUS_FAILURE_STORAGE: 18353 mMoveCallbacks.notifyStatusChanged(moveId, 18354 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 18355 break; 18356 default: 18357 mMoveCallbacks.notifyStatusChanged(moveId, 18358 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 18359 break; 18360 } 18361 } 18362 }; 18363 18364 final MoveInfo move; 18365 if (moveCompleteApp) { 18366 // Kick off a thread to report progress estimates 18367 new Thread() { 18368 @Override 18369 public void run() { 18370 while (true) { 18371 try { 18372 if (installedLatch.await(1, TimeUnit.SECONDS)) { 18373 break; 18374 } 18375 } catch (InterruptedException ignored) { 18376 } 18377 18378 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 18379 final int progress = 10 + (int) MathUtils.constrain( 18380 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 18381 mMoveCallbacks.notifyStatusChanged(moveId, progress); 18382 } 18383 } 18384 }.start(); 18385 18386 final String dataAppName = codeFile.getName(); 18387 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 18388 dataAppName, appId, seinfo, targetSdkVersion); 18389 } else { 18390 move = null; 18391 } 18392 18393 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 18394 18395 final Message msg = mHandler.obtainMessage(INIT_COPY); 18396 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 18397 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 18398 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 18399 packageAbiOverride, null); 18400 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 18401 msg.obj = params; 18402 18403 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 18404 System.identityHashCode(msg.obj)); 18405 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 18406 System.identityHashCode(msg.obj)); 18407 18408 mHandler.sendMessage(msg); 18409 } 18410 18411 @Override 18412 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 18413 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 18414 18415 final int realMoveId = mNextMoveId.getAndIncrement(); 18416 final Bundle extras = new Bundle(); 18417 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 18418 mMoveCallbacks.notifyCreated(realMoveId, extras); 18419 18420 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 18421 @Override 18422 public void onCreated(int moveId, Bundle extras) { 18423 // Ignored 18424 } 18425 18426 @Override 18427 public void onStatusChanged(int moveId, int status, long estMillis) { 18428 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 18429 } 18430 }; 18431 18432 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18433 storage.setPrimaryStorageUuid(volumeUuid, callback); 18434 return realMoveId; 18435 } 18436 18437 @Override 18438 public int getMoveStatus(int moveId) { 18439 mContext.enforceCallingOrSelfPermission( 18440 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18441 return mMoveCallbacks.mLastStatus.get(moveId); 18442 } 18443 18444 @Override 18445 public void registerMoveCallback(IPackageMoveObserver callback) { 18446 mContext.enforceCallingOrSelfPermission( 18447 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18448 mMoveCallbacks.register(callback); 18449 } 18450 18451 @Override 18452 public void unregisterMoveCallback(IPackageMoveObserver callback) { 18453 mContext.enforceCallingOrSelfPermission( 18454 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18455 mMoveCallbacks.unregister(callback); 18456 } 18457 18458 @Override 18459 public boolean setInstallLocation(int loc) { 18460 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 18461 null); 18462 if (getInstallLocation() == loc) { 18463 return true; 18464 } 18465 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 18466 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 18467 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 18468 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 18469 return true; 18470 } 18471 return false; 18472 } 18473 18474 @Override 18475 public int getInstallLocation() { 18476 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 18477 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 18478 PackageHelper.APP_INSTALL_AUTO); 18479 } 18480 18481 /** Called by UserManagerService */ 18482 void cleanUpUser(UserManagerService userManager, int userHandle) { 18483 synchronized (mPackages) { 18484 mDirtyUsers.remove(userHandle); 18485 mUserNeedsBadging.delete(userHandle); 18486 mSettings.removeUserLPw(userHandle); 18487 mPendingBroadcasts.remove(userHandle); 18488 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 18489 } 18490 synchronized (mInstallLock) { 18491 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18492 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 18493 final String volumeUuid = vol.getFsUuid(); 18494 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 18495 try { 18496 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 18497 } catch (InstallerException e) { 18498 Slog.w(TAG, "Failed to remove user data", e); 18499 } 18500 } 18501 synchronized (mPackages) { 18502 removeUnusedPackagesLILPw(userManager, userHandle); 18503 } 18504 } 18505 } 18506 18507 /** 18508 * We're removing userHandle and would like to remove any downloaded packages 18509 * that are no longer in use by any other user. 18510 * @param userHandle the user being removed 18511 */ 18512 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 18513 final boolean DEBUG_CLEAN_APKS = false; 18514 int [] users = userManager.getUserIds(); 18515 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 18516 while (psit.hasNext()) { 18517 PackageSetting ps = psit.next(); 18518 if (ps.pkg == null) { 18519 continue; 18520 } 18521 final String packageName = ps.pkg.packageName; 18522 // Skip over if system app 18523 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 18524 continue; 18525 } 18526 if (DEBUG_CLEAN_APKS) { 18527 Slog.i(TAG, "Checking package " + packageName); 18528 } 18529 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 18530 if (keep) { 18531 if (DEBUG_CLEAN_APKS) { 18532 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 18533 } 18534 } else { 18535 for (int i = 0; i < users.length; i++) { 18536 if (users[i] != userHandle && ps.getInstalled(users[i])) { 18537 keep = true; 18538 if (DEBUG_CLEAN_APKS) { 18539 Slog.i(TAG, " Keeping package " + packageName + " for user " 18540 + users[i]); 18541 } 18542 break; 18543 } 18544 } 18545 } 18546 if (!keep) { 18547 if (DEBUG_CLEAN_APKS) { 18548 Slog.i(TAG, " Removing package " + packageName); 18549 } 18550 mHandler.post(new Runnable() { 18551 public void run() { 18552 deletePackageX(packageName, userHandle, 0); 18553 } //end run 18554 }); 18555 } 18556 } 18557 } 18558 18559 /** Called by UserManagerService */ 18560 void createNewUser(int userHandle) { 18561 synchronized (mInstallLock) { 18562 try { 18563 mInstaller.createUserConfig(userHandle); 18564 } catch (InstallerException e) { 18565 Slog.w(TAG, "Failed to create user config", e); 18566 } 18567 mSettings.createNewUserLI(this, mInstaller, userHandle); 18568 } 18569 synchronized (mPackages) { 18570 applyFactoryDefaultBrowserLPw(userHandle); 18571 primeDomainVerificationsLPw(userHandle); 18572 } 18573 } 18574 18575 void newUserCreated(final int userHandle) { 18576 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 18577 // If permission review for legacy apps is required, we represent 18578 // dagerous permissions for such apps as always granted runtime 18579 // permissions to keep per user flag state whether review is needed. 18580 // Hence, if a new user is added we have to propagate dangerous 18581 // permission grants for these legacy apps. 18582 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 18583 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 18584 | UPDATE_PERMISSIONS_REPLACE_ALL); 18585 } 18586 } 18587 18588 @Override 18589 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 18590 mContext.enforceCallingOrSelfPermission( 18591 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 18592 "Only package verification agents can read the verifier device identity"); 18593 18594 synchronized (mPackages) { 18595 return mSettings.getVerifierDeviceIdentityLPw(); 18596 } 18597 } 18598 18599 @Override 18600 public void setPermissionEnforced(String permission, boolean enforced) { 18601 // TODO: Now that we no longer change GID for storage, this should to away. 18602 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 18603 "setPermissionEnforced"); 18604 if (READ_EXTERNAL_STORAGE.equals(permission)) { 18605 synchronized (mPackages) { 18606 if (mSettings.mReadExternalStorageEnforced == null 18607 || mSettings.mReadExternalStorageEnforced != enforced) { 18608 mSettings.mReadExternalStorageEnforced = enforced; 18609 mSettings.writeLPr(); 18610 } 18611 } 18612 // kill any non-foreground processes so we restart them and 18613 // grant/revoke the GID. 18614 final IActivityManager am = ActivityManagerNative.getDefault(); 18615 if (am != null) { 18616 final long token = Binder.clearCallingIdentity(); 18617 try { 18618 am.killProcessesBelowForeground("setPermissionEnforcement"); 18619 } catch (RemoteException e) { 18620 } finally { 18621 Binder.restoreCallingIdentity(token); 18622 } 18623 } 18624 } else { 18625 throw new IllegalArgumentException("No selective enforcement for " + permission); 18626 } 18627 } 18628 18629 @Override 18630 @Deprecated 18631 public boolean isPermissionEnforced(String permission) { 18632 return true; 18633 } 18634 18635 @Override 18636 public boolean isStorageLow() { 18637 final long token = Binder.clearCallingIdentity(); 18638 try { 18639 final DeviceStorageMonitorInternal 18640 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 18641 if (dsm != null) { 18642 return dsm.isMemoryLow(); 18643 } else { 18644 return false; 18645 } 18646 } finally { 18647 Binder.restoreCallingIdentity(token); 18648 } 18649 } 18650 18651 @Override 18652 public IPackageInstaller getPackageInstaller() { 18653 return mInstallerService; 18654 } 18655 18656 private boolean userNeedsBadging(int userId) { 18657 int index = mUserNeedsBadging.indexOfKey(userId); 18658 if (index < 0) { 18659 final UserInfo userInfo; 18660 final long token = Binder.clearCallingIdentity(); 18661 try { 18662 userInfo = sUserManager.getUserInfo(userId); 18663 } finally { 18664 Binder.restoreCallingIdentity(token); 18665 } 18666 final boolean b; 18667 if (userInfo != null && userInfo.isManagedProfile()) { 18668 b = true; 18669 } else { 18670 b = false; 18671 } 18672 mUserNeedsBadging.put(userId, b); 18673 return b; 18674 } 18675 return mUserNeedsBadging.valueAt(index); 18676 } 18677 18678 @Override 18679 public KeySet getKeySetByAlias(String packageName, String alias) { 18680 if (packageName == null || alias == null) { 18681 return null; 18682 } 18683 synchronized(mPackages) { 18684 final PackageParser.Package pkg = mPackages.get(packageName); 18685 if (pkg == null) { 18686 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18687 throw new IllegalArgumentException("Unknown package: " + packageName); 18688 } 18689 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18690 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 18691 } 18692 } 18693 18694 @Override 18695 public KeySet getSigningKeySet(String packageName) { 18696 if (packageName == null) { 18697 return null; 18698 } 18699 synchronized(mPackages) { 18700 final PackageParser.Package pkg = mPackages.get(packageName); 18701 if (pkg == null) { 18702 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18703 throw new IllegalArgumentException("Unknown package: " + packageName); 18704 } 18705 if (pkg.applicationInfo.uid != Binder.getCallingUid() 18706 && Process.SYSTEM_UID != Binder.getCallingUid()) { 18707 throw new SecurityException("May not access signing KeySet of other apps."); 18708 } 18709 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18710 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 18711 } 18712 } 18713 18714 @Override 18715 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 18716 if (packageName == null || ks == null) { 18717 return false; 18718 } 18719 synchronized(mPackages) { 18720 final PackageParser.Package pkg = mPackages.get(packageName); 18721 if (pkg == null) { 18722 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18723 throw new IllegalArgumentException("Unknown package: " + packageName); 18724 } 18725 IBinder ksh = ks.getToken(); 18726 if (ksh instanceof KeySetHandle) { 18727 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18728 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 18729 } 18730 return false; 18731 } 18732 } 18733 18734 @Override 18735 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 18736 if (packageName == null || ks == null) { 18737 return false; 18738 } 18739 synchronized(mPackages) { 18740 final PackageParser.Package pkg = mPackages.get(packageName); 18741 if (pkg == null) { 18742 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18743 throw new IllegalArgumentException("Unknown package: " + packageName); 18744 } 18745 IBinder ksh = ks.getToken(); 18746 if (ksh instanceof KeySetHandle) { 18747 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18748 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 18749 } 18750 return false; 18751 } 18752 } 18753 18754 private void deletePackageIfUnusedLPr(final String packageName) { 18755 PackageSetting ps = mSettings.mPackages.get(packageName); 18756 if (ps == null) { 18757 return; 18758 } 18759 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 18760 // TODO Implement atomic delete if package is unused 18761 // It is currently possible that the package will be deleted even if it is installed 18762 // after this method returns. 18763 mHandler.post(new Runnable() { 18764 public void run() { 18765 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 18766 } 18767 }); 18768 } 18769 } 18770 18771 /** 18772 * Check and throw if the given before/after packages would be considered a 18773 * downgrade. 18774 */ 18775 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 18776 throws PackageManagerException { 18777 if (after.versionCode < before.mVersionCode) { 18778 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18779 "Update version code " + after.versionCode + " is older than current " 18780 + before.mVersionCode); 18781 } else if (after.versionCode == before.mVersionCode) { 18782 if (after.baseRevisionCode < before.baseRevisionCode) { 18783 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18784 "Update base revision code " + after.baseRevisionCode 18785 + " is older than current " + before.baseRevisionCode); 18786 } 18787 18788 if (!ArrayUtils.isEmpty(after.splitNames)) { 18789 for (int i = 0; i < after.splitNames.length; i++) { 18790 final String splitName = after.splitNames[i]; 18791 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 18792 if (j != -1) { 18793 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 18794 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18795 "Update split " + splitName + " revision code " 18796 + after.splitRevisionCodes[i] + " is older than current " 18797 + before.splitRevisionCodes[j]); 18798 } 18799 } 18800 } 18801 } 18802 } 18803 } 18804 18805 private static class MoveCallbacks extends Handler { 18806 private static final int MSG_CREATED = 1; 18807 private static final int MSG_STATUS_CHANGED = 2; 18808 18809 private final RemoteCallbackList<IPackageMoveObserver> 18810 mCallbacks = new RemoteCallbackList<>(); 18811 18812 private final SparseIntArray mLastStatus = new SparseIntArray(); 18813 18814 public MoveCallbacks(Looper looper) { 18815 super(looper); 18816 } 18817 18818 public void register(IPackageMoveObserver callback) { 18819 mCallbacks.register(callback); 18820 } 18821 18822 public void unregister(IPackageMoveObserver callback) { 18823 mCallbacks.unregister(callback); 18824 } 18825 18826 @Override 18827 public void handleMessage(Message msg) { 18828 final SomeArgs args = (SomeArgs) msg.obj; 18829 final int n = mCallbacks.beginBroadcast(); 18830 for (int i = 0; i < n; i++) { 18831 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 18832 try { 18833 invokeCallback(callback, msg.what, args); 18834 } catch (RemoteException ignored) { 18835 } 18836 } 18837 mCallbacks.finishBroadcast(); 18838 args.recycle(); 18839 } 18840 18841 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 18842 throws RemoteException { 18843 switch (what) { 18844 case MSG_CREATED: { 18845 callback.onCreated(args.argi1, (Bundle) args.arg2); 18846 break; 18847 } 18848 case MSG_STATUS_CHANGED: { 18849 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 18850 break; 18851 } 18852 } 18853 } 18854 18855 private void notifyCreated(int moveId, Bundle extras) { 18856 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 18857 18858 final SomeArgs args = SomeArgs.obtain(); 18859 args.argi1 = moveId; 18860 args.arg2 = extras; 18861 obtainMessage(MSG_CREATED, args).sendToTarget(); 18862 } 18863 18864 private void notifyStatusChanged(int moveId, int status) { 18865 notifyStatusChanged(moveId, status, -1); 18866 } 18867 18868 private void notifyStatusChanged(int moveId, int status, long estMillis) { 18869 Slog.v(TAG, "Move " + moveId + " status " + status); 18870 18871 final SomeArgs args = SomeArgs.obtain(); 18872 args.argi1 = moveId; 18873 args.argi2 = status; 18874 args.arg3 = estMillis; 18875 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 18876 18877 synchronized (mLastStatus) { 18878 mLastStatus.put(moveId, status); 18879 } 18880 } 18881 } 18882 18883 private final static class OnPermissionChangeListeners extends Handler { 18884 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 18885 18886 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 18887 new RemoteCallbackList<>(); 18888 18889 public OnPermissionChangeListeners(Looper looper) { 18890 super(looper); 18891 } 18892 18893 @Override 18894 public void handleMessage(Message msg) { 18895 switch (msg.what) { 18896 case MSG_ON_PERMISSIONS_CHANGED: { 18897 final int uid = msg.arg1; 18898 handleOnPermissionsChanged(uid); 18899 } break; 18900 } 18901 } 18902 18903 public void addListenerLocked(IOnPermissionsChangeListener listener) { 18904 mPermissionListeners.register(listener); 18905 18906 } 18907 18908 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 18909 mPermissionListeners.unregister(listener); 18910 } 18911 18912 public void onPermissionsChanged(int uid) { 18913 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 18914 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 18915 } 18916 } 18917 18918 private void handleOnPermissionsChanged(int uid) { 18919 final int count = mPermissionListeners.beginBroadcast(); 18920 try { 18921 for (int i = 0; i < count; i++) { 18922 IOnPermissionsChangeListener callback = mPermissionListeners 18923 .getBroadcastItem(i); 18924 try { 18925 callback.onPermissionsChanged(uid); 18926 } catch (RemoteException e) { 18927 Log.e(TAG, "Permission listener is dead", e); 18928 } 18929 } 18930 } finally { 18931 mPermissionListeners.finishBroadcast(); 18932 } 18933 } 18934 } 18935 18936 private class PackageManagerInternalImpl extends PackageManagerInternal { 18937 @Override 18938 public void setLocationPackagesProvider(PackagesProvider provider) { 18939 synchronized (mPackages) { 18940 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 18941 } 18942 } 18943 18944 @Override 18945 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 18946 synchronized (mPackages) { 18947 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 18948 } 18949 } 18950 18951 @Override 18952 public void setSmsAppPackagesProvider(PackagesProvider provider) { 18953 synchronized (mPackages) { 18954 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 18955 } 18956 } 18957 18958 @Override 18959 public void setDialerAppPackagesProvider(PackagesProvider provider) { 18960 synchronized (mPackages) { 18961 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 18962 } 18963 } 18964 18965 @Override 18966 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 18967 synchronized (mPackages) { 18968 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 18969 } 18970 } 18971 18972 @Override 18973 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 18974 synchronized (mPackages) { 18975 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 18976 } 18977 } 18978 18979 @Override 18980 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 18981 synchronized (mPackages) { 18982 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 18983 packageName, userId); 18984 } 18985 } 18986 18987 @Override 18988 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 18989 synchronized (mPackages) { 18990 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 18991 packageName, userId); 18992 } 18993 } 18994 18995 @Override 18996 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 18997 synchronized (mPackages) { 18998 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 18999 packageName, userId); 19000 } 19001 } 19002 19003 @Override 19004 public void setKeepUninstalledPackages(final List<String> packageList) { 19005 Preconditions.checkNotNull(packageList); 19006 List<String> removedFromList = null; 19007 synchronized (mPackages) { 19008 if (mKeepUninstalledPackages != null) { 19009 final int packagesCount = mKeepUninstalledPackages.size(); 19010 for (int i = 0; i < packagesCount; i++) { 19011 String oldPackage = mKeepUninstalledPackages.get(i); 19012 if (packageList != null && packageList.contains(oldPackage)) { 19013 continue; 19014 } 19015 if (removedFromList == null) { 19016 removedFromList = new ArrayList<>(); 19017 } 19018 removedFromList.add(oldPackage); 19019 } 19020 } 19021 mKeepUninstalledPackages = new ArrayList<>(packageList); 19022 if (removedFromList != null) { 19023 final int removedCount = removedFromList.size(); 19024 for (int i = 0; i < removedCount; i++) { 19025 deletePackageIfUnusedLPr(removedFromList.get(i)); 19026 } 19027 } 19028 } 19029 } 19030 19031 @Override 19032 public boolean isPermissionsReviewRequired(String packageName, int userId) { 19033 synchronized (mPackages) { 19034 // If we do not support permission review, done. 19035 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 19036 return false; 19037 } 19038 19039 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 19040 if (packageSetting == null) { 19041 return false; 19042 } 19043 19044 // Permission review applies only to apps not supporting the new permission model. 19045 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 19046 return false; 19047 } 19048 19049 // Legacy apps have the permission and get user consent on launch. 19050 PermissionsState permissionsState = packageSetting.getPermissionsState(); 19051 return permissionsState.isPermissionReviewRequired(userId); 19052 } 19053 } 19054 } 19055 19056 @Override 19057 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 19058 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 19059 synchronized (mPackages) { 19060 final long identity = Binder.clearCallingIdentity(); 19061 try { 19062 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 19063 packageNames, userId); 19064 } finally { 19065 Binder.restoreCallingIdentity(identity); 19066 } 19067 } 19068 } 19069 19070 private static void enforceSystemOrPhoneCaller(String tag) { 19071 int callingUid = Binder.getCallingUid(); 19072 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 19073 throw new SecurityException( 19074 "Cannot call " + tag + " from UID " + callingUid); 19075 } 19076 } 19077 19078 boolean isHistoricalPackageUsageAvailable() { 19079 return mPackageUsage.isHistoricalPackageUsageAvailable(); 19080 } 19081} 19082