PackageManagerService.java revision f0d6cb38c47ee37583034dc3a68238ed13c91742
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.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 22import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 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_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 45import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 60import static android.content.pm.PackageManager.MATCH_ALL; 61import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 62import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 63import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 64import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 65import static android.content.pm.PackageManager.PERMISSION_GRANTED; 66import static android.content.pm.PackageParser.isApkFile; 67import static android.os.Process.PACKAGE_INFO_GID; 68import static android.os.Process.SYSTEM_UID; 69import static android.system.OsConstants.O_CREAT; 70import static android.system.OsConstants.O_RDWR; 71import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 73import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 74import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 75import static com.android.internal.util.ArrayUtils.appendInt; 76import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 77import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 79import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 80import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 81import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 84 85import android.Manifest; 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.AppGlobals; 89import android.app.IActivityManager; 90import android.app.admin.IDevicePolicyManager; 91import android.app.backup.IBackupManager; 92import android.app.usage.UsageStats; 93import android.app.usage.UsageStatsManager; 94import android.content.BroadcastReceiver; 95import android.content.ComponentName; 96import android.content.Context; 97import android.content.IIntentReceiver; 98import android.content.Intent; 99import android.content.IntentFilter; 100import android.content.IntentSender; 101import android.content.IntentSender.SendIntentException; 102import android.content.ServiceConnection; 103import android.content.pm.ActivityInfo; 104import android.content.pm.ApplicationInfo; 105import android.content.pm.FeatureInfo; 106import android.content.pm.IOnPermissionsChangeListener; 107import android.content.pm.IPackageDataObserver; 108import android.content.pm.IPackageDeleteObserver; 109import android.content.pm.IPackageDeleteObserver2; 110import android.content.pm.IPackageInstallObserver2; 111import android.content.pm.IPackageInstaller; 112import android.content.pm.IPackageManager; 113import android.content.pm.IPackageMoveObserver; 114import android.content.pm.IPackageStatsObserver; 115import android.content.pm.InstrumentationInfo; 116import android.content.pm.IntentFilterVerificationInfo; 117import android.content.pm.KeySet; 118import android.content.pm.ManifestDigest; 119import android.content.pm.PackageCleanItem; 120import android.content.pm.PackageInfo; 121import android.content.pm.PackageInfoLite; 122import android.content.pm.PackageInstaller; 123import android.content.pm.PackageManager; 124import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 125import android.content.pm.PackageManagerInternal; 126import android.content.pm.PackageParser; 127import android.content.pm.PackageParser.ActivityIntentInfo; 128import android.content.pm.PackageParser.PackageLite; 129import android.content.pm.PackageParser.PackageParserException; 130import android.content.pm.PackageStats; 131import android.content.pm.PackageUserState; 132import android.content.pm.ParceledListSlice; 133import android.content.pm.PermissionGroupInfo; 134import android.content.pm.PermissionInfo; 135import android.content.pm.ProviderInfo; 136import android.content.pm.ResolveInfo; 137import android.content.pm.ServiceInfo; 138import android.content.pm.Signature; 139import android.content.pm.UserInfo; 140import android.content.pm.VerificationParams; 141import android.content.pm.VerifierDeviceIdentity; 142import android.content.pm.VerifierInfo; 143import android.content.res.Resources; 144import android.hardware.display.DisplayManager; 145import android.net.Uri; 146import android.os.Binder; 147import android.os.Build; 148import android.os.Bundle; 149import android.os.Debug; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.StorageEventListener; 170import android.os.storage.StorageManager; 171import android.os.storage.VolumeInfo; 172import android.os.storage.VolumeRecord; 173import android.security.KeyStore; 174import android.security.SystemKeyStore; 175import android.system.ErrnoException; 176import android.system.Os; 177import android.system.StructStat; 178import android.text.TextUtils; 179import android.text.format.DateUtils; 180import android.util.ArrayMap; 181import android.util.ArraySet; 182import android.util.AtomicFile; 183import android.util.DisplayMetrics; 184import android.util.EventLog; 185import android.util.ExceptionUtils; 186import android.util.Log; 187import android.util.LogPrinter; 188import android.util.MathUtils; 189import android.util.PrintStreamPrinter; 190import android.util.Slog; 191import android.util.SparseArray; 192import android.util.SparseBooleanArray; 193import android.util.SparseIntArray; 194import android.util.Xml; 195import android.view.Display; 196 197import dalvik.system.DexFile; 198import dalvik.system.VMRuntime; 199 200import libcore.io.IoUtils; 201import libcore.util.EmptyArray; 202 203import com.android.internal.R; 204import com.android.internal.annotations.GuardedBy; 205import com.android.internal.app.IMediaContainerService; 206import com.android.internal.app.ResolverActivity; 207import com.android.internal.content.NativeLibraryHelper; 208import com.android.internal.content.PackageHelper; 209import com.android.internal.os.IParcelFileDescriptorFactory; 210import com.android.internal.os.SomeArgs; 211import com.android.internal.os.Zygote; 212import com.android.internal.util.ArrayUtils; 213import com.android.internal.util.FastPrintWriter; 214import com.android.internal.util.FastXmlSerializer; 215import com.android.internal.util.IndentingPrintWriter; 216import com.android.internal.util.Preconditions; 217import com.android.server.EventLogTags; 218import com.android.server.FgThread; 219import com.android.server.IntentResolver; 220import com.android.server.LocalServices; 221import com.android.server.ServiceThread; 222import com.android.server.SystemConfig; 223import com.android.server.Watchdog; 224import com.android.server.pm.PermissionsState.PermissionState; 225import com.android.server.pm.Settings.DatabaseVersion; 226import com.android.server.storage.DeviceStorageMonitorInternal; 227 228import org.xmlpull.v1.XmlPullParser; 229import org.xmlpull.v1.XmlPullParserException; 230import org.xmlpull.v1.XmlSerializer; 231 232import java.io.BufferedInputStream; 233import java.io.BufferedOutputStream; 234import java.io.BufferedReader; 235import java.io.ByteArrayInputStream; 236import java.io.ByteArrayOutputStream; 237import java.io.File; 238import java.io.FileDescriptor; 239import java.io.FileNotFoundException; 240import java.io.FileOutputStream; 241import java.io.FileReader; 242import java.io.FilenameFilter; 243import java.io.IOException; 244import java.io.InputStream; 245import java.io.PrintWriter; 246import java.nio.charset.StandardCharsets; 247import java.security.NoSuchAlgorithmException; 248import java.security.PublicKey; 249import java.security.cert.CertificateEncodingException; 250import java.security.cert.CertificateException; 251import java.text.SimpleDateFormat; 252import java.util.ArrayList; 253import java.util.Arrays; 254import java.util.Collection; 255import java.util.Collections; 256import java.util.Comparator; 257import java.util.Date; 258import java.util.Iterator; 259import java.util.List; 260import java.util.Map; 261import java.util.Objects; 262import java.util.Set; 263import java.util.concurrent.CountDownLatch; 264import java.util.concurrent.TimeUnit; 265import java.util.concurrent.atomic.AtomicBoolean; 266import java.util.concurrent.atomic.AtomicInteger; 267import java.util.concurrent.atomic.AtomicLong; 268 269/** 270 * Keep track of all those .apks everywhere. 271 * 272 * This is very central to the platform's security; please run the unit 273 * tests whenever making modifications here: 274 * 275mmm frameworks/base/tests/AndroidTests 276adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 277adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 278 * 279 * {@hide} 280 */ 281public class PackageManagerService extends IPackageManager.Stub { 282 static final String TAG = "PackageManager"; 283 static final boolean DEBUG_SETTINGS = false; 284 static final boolean DEBUG_PREFERRED = false; 285 static final boolean DEBUG_UPGRADE = false; 286 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 287 private static final boolean DEBUG_BACKUP = false; 288 private static final boolean DEBUG_INSTALL = false; 289 private static final boolean DEBUG_REMOVE = false; 290 private static final boolean DEBUG_BROADCASTS = false; 291 private static final boolean DEBUG_SHOW_INFO = false; 292 private static final boolean DEBUG_PACKAGE_INFO = false; 293 private static final boolean DEBUG_INTENT_MATCHING = false; 294 private static final boolean DEBUG_PACKAGE_SCANNING = false; 295 private static final boolean DEBUG_VERIFY = false; 296 private static final boolean DEBUG_DEXOPT = false; 297 private static final boolean DEBUG_ABI_SELECTION = false; 298 299 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 300 301 private static final int RADIO_UID = Process.PHONE_UID; 302 private static final int LOG_UID = Process.LOG_UID; 303 private static final int NFC_UID = Process.NFC_UID; 304 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 305 private static final int SHELL_UID = Process.SHELL_UID; 306 307 // Cap the size of permission trees that 3rd party apps can define 308 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 309 310 // Suffix used during package installation when copying/moving 311 // package apks to install directory. 312 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 313 314 static final int SCAN_NO_DEX = 1<<1; 315 static final int SCAN_FORCE_DEX = 1<<2; 316 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 317 static final int SCAN_NEW_INSTALL = 1<<4; 318 static final int SCAN_NO_PATHS = 1<<5; 319 static final int SCAN_UPDATE_TIME = 1<<6; 320 static final int SCAN_DEFER_DEX = 1<<7; 321 static final int SCAN_BOOTING = 1<<8; 322 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 323 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 324 static final int SCAN_REQUIRE_KNOWN = 1<<12; 325 static final int SCAN_MOVE = 1<<13; 326 static final int SCAN_INITIAL = 1<<14; 327 328 static final int REMOVE_CHATTY = 1<<16; 329 330 private static final int[] EMPTY_INT_ARRAY = new int[0]; 331 332 /** 333 * Timeout (in milliseconds) after which the watchdog should declare that 334 * our handler thread is wedged. The usual default for such things is one 335 * minute but we sometimes do very lengthy I/O operations on this thread, 336 * such as installing multi-gigabyte applications, so ours needs to be longer. 337 */ 338 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 339 340 /** 341 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 342 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 343 * settings entry if available, otherwise we use the hardcoded default. If it's been 344 * more than this long since the last fstrim, we force one during the boot sequence. 345 * 346 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 347 * one gets run at the next available charging+idle time. This final mandatory 348 * no-fstrim check kicks in only of the other scheduling criteria is never met. 349 */ 350 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 351 352 /** 353 * Whether verification is enabled by default. 354 */ 355 private static final boolean DEFAULT_VERIFY_ENABLE = true; 356 357 /** 358 * The default maximum time to wait for the verification agent to return in 359 * milliseconds. 360 */ 361 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 362 363 /** 364 * The default response for package verification timeout. 365 * 366 * This can be either PackageManager.VERIFICATION_ALLOW or 367 * PackageManager.VERIFICATION_REJECT. 368 */ 369 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 370 371 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 372 373 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 374 DEFAULT_CONTAINER_PACKAGE, 375 "com.android.defcontainer.DefaultContainerService"); 376 377 private static final String KILL_APP_REASON_GIDS_CHANGED = 378 "permission grant or revoke changed gids"; 379 380 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 381 "permissions revoked"; 382 383 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 384 385 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 386 387 /** Permission grant: not grant the permission. */ 388 private static final int GRANT_DENIED = 1; 389 390 /** Permission grant: grant the permission as an install permission. */ 391 private static final int GRANT_INSTALL = 2; 392 393 /** Permission grant: grant the permission as an install permission for a legacy app. */ 394 private static final int GRANT_INSTALL_LEGACY = 3; 395 396 /** Permission grant: grant the permission as a runtime one. */ 397 private static final int GRANT_RUNTIME = 4; 398 399 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 400 private static final int GRANT_UPGRADE = 5; 401 402 /** Canonical intent used to identify what counts as a "web browser" app */ 403 private static final Intent sBrowserIntent; 404 static { 405 sBrowserIntent = new Intent(); 406 sBrowserIntent.setAction(Intent.ACTION_VIEW); 407 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 408 sBrowserIntent.setData(Uri.parse("http:")); 409 } 410 411 final ServiceThread mHandlerThread; 412 413 final PackageHandler mHandler; 414 415 /** 416 * Messages for {@link #mHandler} that need to wait for system ready before 417 * being dispatched. 418 */ 419 private ArrayList<Message> mPostSystemReadyMessages; 420 421 final int mSdkVersion = Build.VERSION.SDK_INT; 422 423 final Context mContext; 424 final boolean mFactoryTest; 425 final boolean mOnlyCore; 426 final boolean mLazyDexOpt; 427 final long mDexOptLRUThresholdInMills; 428 final DisplayMetrics mMetrics; 429 final int mDefParseFlags; 430 final String[] mSeparateProcesses; 431 final boolean mIsUpgrade; 432 433 // This is where all application persistent data goes. 434 final File mAppDataDir; 435 436 // This is where all application persistent data goes for secondary users. 437 final File mUserAppDataDir; 438 439 /** The location for ASEC container files on internal storage. */ 440 final String mAsecInternalPath; 441 442 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 443 // LOCK HELD. Can be called with mInstallLock held. 444 @GuardedBy("mInstallLock") 445 final Installer mInstaller; 446 447 /** Directory where installed third-party apps stored */ 448 final File mAppInstallDir; 449 450 /** 451 * Directory to which applications installed internally have their 452 * 32 bit native libraries copied. 453 */ 454 private File mAppLib32InstallDir; 455 456 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 457 // apps. 458 final File mDrmAppPrivateInstallDir; 459 460 // ---------------------------------------------------------------- 461 462 // Lock for state used when installing and doing other long running 463 // operations. Methods that must be called with this lock held have 464 // the suffix "LI". 465 final Object mInstallLock = new Object(); 466 467 // ---------------------------------------------------------------- 468 469 // Keys are String (package name), values are Package. This also serves 470 // as the lock for the global state. Methods that must be called with 471 // this lock held have the prefix "LP". 472 @GuardedBy("mPackages") 473 final ArrayMap<String, PackageParser.Package> mPackages = 474 new ArrayMap<String, PackageParser.Package>(); 475 476 // Tracks available target package names -> overlay package paths. 477 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 478 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 479 480 /** 481 * Tracks new system packages [receiving in an OTA] that we expect to 482 * find updated user-installed versions. Keys are package name, values 483 * are package location. 484 */ 485 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 486 487 final Settings mSettings; 488 boolean mRestoredSettings; 489 490 // System configuration read by SystemConfig. 491 final int[] mGlobalGids; 492 final SparseArray<ArraySet<String>> mSystemPermissions; 493 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 494 495 // If mac_permissions.xml was found for seinfo labeling. 496 boolean mFoundPolicyFile; 497 498 // If a recursive restorecon of /data/data/<pkg> is needed. 499 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 500 501 public static final class SharedLibraryEntry { 502 public final String path; 503 public final String apk; 504 505 SharedLibraryEntry(String _path, String _apk) { 506 path = _path; 507 apk = _apk; 508 } 509 } 510 511 // Currently known shared libraries. 512 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 513 new ArrayMap<String, SharedLibraryEntry>(); 514 515 // All available activities, for your resolving pleasure. 516 final ActivityIntentResolver mActivities = 517 new ActivityIntentResolver(); 518 519 // All available receivers, for your resolving pleasure. 520 final ActivityIntentResolver mReceivers = 521 new ActivityIntentResolver(); 522 523 // All available services, for your resolving pleasure. 524 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 525 526 // All available providers, for your resolving pleasure. 527 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 528 529 // Mapping from provider base names (first directory in content URI codePath) 530 // to the provider information. 531 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 532 new ArrayMap<String, PackageParser.Provider>(); 533 534 // Mapping from instrumentation class names to info about them. 535 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 536 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 537 538 // Mapping from permission names to info about them. 539 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 540 new ArrayMap<String, PackageParser.PermissionGroup>(); 541 542 // Packages whose data we have transfered into another package, thus 543 // should no longer exist. 544 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 545 546 // Broadcast actions that are only available to the system. 547 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 548 549 /** List of packages waiting for verification. */ 550 final SparseArray<PackageVerificationState> mPendingVerification 551 = new SparseArray<PackageVerificationState>(); 552 553 /** Set of packages associated with each app op permission. */ 554 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 555 556 final PackageInstallerService mInstallerService; 557 558 private final PackageDexOptimizer mPackageDexOptimizer; 559 560 private AtomicInteger mNextMoveId = new AtomicInteger(); 561 private final MoveCallbacks mMoveCallbacks; 562 563 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 564 565 // Cache of users who need badging. 566 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 567 568 /** Token for keys in mPendingVerification. */ 569 private int mPendingVerificationToken = 0; 570 571 volatile boolean mSystemReady; 572 volatile boolean mSafeMode; 573 volatile boolean mHasSystemUidErrors; 574 575 ApplicationInfo mAndroidApplication; 576 final ActivityInfo mResolveActivity = new ActivityInfo(); 577 final ResolveInfo mResolveInfo = new ResolveInfo(); 578 ComponentName mResolveComponentName; 579 PackageParser.Package mPlatformPackage; 580 ComponentName mCustomResolverComponentName; 581 582 boolean mResolverReplaced = false; 583 584 private final ComponentName mIntentFilterVerifierComponent; 585 private int mIntentFilterVerificationToken = 0; 586 587 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 588 = new SparseArray<IntentFilterVerificationState>(); 589 590 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 591 new DefaultPermissionGrantPolicy(this); 592 593 private static class IFVerificationParams { 594 PackageParser.Package pkg; 595 boolean replacing; 596 int userId; 597 int verifierUid; 598 599 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 600 int _userId, int _verifierUid) { 601 pkg = _pkg; 602 replacing = _replacing; 603 userId = _userId; 604 replacing = _replacing; 605 verifierUid = _verifierUid; 606 } 607 } 608 609 private interface IntentFilterVerifier<T extends IntentFilter> { 610 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 611 T filter, String packageName); 612 void startVerifications(int userId); 613 void receiveVerificationResponse(int verificationId); 614 } 615 616 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 617 private Context mContext; 618 private ComponentName mIntentFilterVerifierComponent; 619 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 620 621 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 622 mContext = context; 623 mIntentFilterVerifierComponent = verifierComponent; 624 } 625 626 private String getDefaultScheme() { 627 return IntentFilter.SCHEME_HTTPS; 628 } 629 630 @Override 631 public void startVerifications(int userId) { 632 // Launch verifications requests 633 int count = mCurrentIntentFilterVerifications.size(); 634 for (int n=0; n<count; n++) { 635 int verificationId = mCurrentIntentFilterVerifications.get(n); 636 final IntentFilterVerificationState ivs = 637 mIntentFilterVerificationStates.get(verificationId); 638 639 String packageName = ivs.getPackageName(); 640 641 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 642 final int filterCount = filters.size(); 643 ArraySet<String> domainsSet = new ArraySet<>(); 644 for (int m=0; m<filterCount; m++) { 645 PackageParser.ActivityIntentInfo filter = filters.get(m); 646 domainsSet.addAll(filter.getHostsList()); 647 } 648 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 649 synchronized (mPackages) { 650 if (mSettings.createIntentFilterVerificationIfNeededLPw( 651 packageName, domainsList) != null) { 652 scheduleWriteSettingsLocked(); 653 } 654 } 655 sendVerificationRequest(userId, verificationId, ivs); 656 } 657 mCurrentIntentFilterVerifications.clear(); 658 } 659 660 private void sendVerificationRequest(int userId, int verificationId, 661 IntentFilterVerificationState ivs) { 662 663 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 664 verificationIntent.putExtra( 665 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 666 verificationId); 667 verificationIntent.putExtra( 668 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 669 getDefaultScheme()); 670 verificationIntent.putExtra( 671 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 672 ivs.getHostsString()); 673 verificationIntent.putExtra( 674 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 675 ivs.getPackageName()); 676 verificationIntent.setComponent(mIntentFilterVerifierComponent); 677 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 678 679 UserHandle user = new UserHandle(userId); 680 mContext.sendBroadcastAsUser(verificationIntent, user); 681 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 682 "Sending IntentFilter verification broadcast"); 683 } 684 685 public void receiveVerificationResponse(int verificationId) { 686 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 687 688 final boolean verified = ivs.isVerified(); 689 690 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 691 final int count = filters.size(); 692 if (DEBUG_DOMAIN_VERIFICATION) { 693 Slog.i(TAG, "Received verification response " + verificationId 694 + " for " + count + " filters, verified=" + verified); 695 } 696 for (int n=0; n<count; n++) { 697 PackageParser.ActivityIntentInfo filter = filters.get(n); 698 filter.setVerified(verified); 699 700 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 701 + " verified with result:" + verified + " and hosts:" 702 + ivs.getHostsString()); 703 } 704 705 mIntentFilterVerificationStates.remove(verificationId); 706 707 final String packageName = ivs.getPackageName(); 708 IntentFilterVerificationInfo ivi = null; 709 710 synchronized (mPackages) { 711 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 712 } 713 if (ivi == null) { 714 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 715 + verificationId + " packageName:" + packageName); 716 return; 717 } 718 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 719 "Updating IntentFilterVerificationInfo for package " + packageName 720 +" verificationId:" + verificationId); 721 722 synchronized (mPackages) { 723 if (verified) { 724 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 725 } else { 726 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 727 } 728 scheduleWriteSettingsLocked(); 729 730 final int userId = ivs.getUserId(); 731 if (userId != UserHandle.USER_ALL) { 732 final int userStatus = 733 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 734 735 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 736 boolean needUpdate = false; 737 738 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 739 // already been set by the User thru the Disambiguation dialog 740 switch (userStatus) { 741 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 742 if (verified) { 743 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 744 } else { 745 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 746 } 747 needUpdate = true; 748 break; 749 750 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 751 if (verified) { 752 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 753 needUpdate = true; 754 } 755 break; 756 757 default: 758 // Nothing to do 759 } 760 761 if (needUpdate) { 762 mSettings.updateIntentFilterVerificationStatusLPw( 763 packageName, updatedStatus, userId); 764 scheduleWritePackageRestrictionsLocked(userId); 765 } 766 } 767 } 768 } 769 770 @Override 771 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 772 ActivityIntentInfo filter, String packageName) { 773 if (!hasValidDomains(filter)) { 774 return false; 775 } 776 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 777 if (ivs == null) { 778 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 779 packageName); 780 } 781 if (DEBUG_DOMAIN_VERIFICATION) { 782 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 783 } 784 ivs.addFilter(filter); 785 return true; 786 } 787 788 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 789 int userId, int verificationId, String packageName) { 790 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 791 verifierUid, userId, packageName); 792 ivs.setPendingState(); 793 synchronized (mPackages) { 794 mIntentFilterVerificationStates.append(verificationId, ivs); 795 mCurrentIntentFilterVerifications.add(verificationId); 796 } 797 return ivs; 798 } 799 } 800 801 private static boolean hasValidDomains(ActivityIntentInfo filter) { 802 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 803 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 804 if (!hasHTTPorHTTPS) { 805 return false; 806 } 807 return true; 808 } 809 810 private IntentFilterVerifier mIntentFilterVerifier; 811 812 // Set of pending broadcasts for aggregating enable/disable of components. 813 static class PendingPackageBroadcasts { 814 // for each user id, a map of <package name -> components within that package> 815 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 816 817 public PendingPackageBroadcasts() { 818 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 819 } 820 821 public ArrayList<String> get(int userId, String packageName) { 822 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 823 return packages.get(packageName); 824 } 825 826 public void put(int userId, String packageName, ArrayList<String> components) { 827 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 828 packages.put(packageName, components); 829 } 830 831 public void remove(int userId, String packageName) { 832 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 833 if (packages != null) { 834 packages.remove(packageName); 835 } 836 } 837 838 public void remove(int userId) { 839 mUidMap.remove(userId); 840 } 841 842 public int userIdCount() { 843 return mUidMap.size(); 844 } 845 846 public int userIdAt(int n) { 847 return mUidMap.keyAt(n); 848 } 849 850 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 851 return mUidMap.get(userId); 852 } 853 854 public int size() { 855 // total number of pending broadcast entries across all userIds 856 int num = 0; 857 for (int i = 0; i< mUidMap.size(); i++) { 858 num += mUidMap.valueAt(i).size(); 859 } 860 return num; 861 } 862 863 public void clear() { 864 mUidMap.clear(); 865 } 866 867 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 868 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 869 if (map == null) { 870 map = new ArrayMap<String, ArrayList<String>>(); 871 mUidMap.put(userId, map); 872 } 873 return map; 874 } 875 } 876 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 877 878 // Service Connection to remote media container service to copy 879 // package uri's from external media onto secure containers 880 // or internal storage. 881 private IMediaContainerService mContainerService = null; 882 883 static final int SEND_PENDING_BROADCAST = 1; 884 static final int MCS_BOUND = 3; 885 static final int END_COPY = 4; 886 static final int INIT_COPY = 5; 887 static final int MCS_UNBIND = 6; 888 static final int START_CLEANING_PACKAGE = 7; 889 static final int FIND_INSTALL_LOC = 8; 890 static final int POST_INSTALL = 9; 891 static final int MCS_RECONNECT = 10; 892 static final int MCS_GIVE_UP = 11; 893 static final int UPDATED_MEDIA_STATUS = 12; 894 static final int WRITE_SETTINGS = 13; 895 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 896 static final int PACKAGE_VERIFIED = 15; 897 static final int CHECK_PENDING_VERIFICATION = 16; 898 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 899 static final int INTENT_FILTER_VERIFIED = 18; 900 901 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 902 903 // Delay time in millisecs 904 static final int BROADCAST_DELAY = 10 * 1000; 905 906 static UserManagerService sUserManager; 907 908 // Stores a list of users whose package restrictions file needs to be updated 909 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 910 911 final private DefaultContainerConnection mDefContainerConn = 912 new DefaultContainerConnection(); 913 class DefaultContainerConnection implements ServiceConnection { 914 public void onServiceConnected(ComponentName name, IBinder service) { 915 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 916 IMediaContainerService imcs = 917 IMediaContainerService.Stub.asInterface(service); 918 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 919 } 920 921 public void onServiceDisconnected(ComponentName name) { 922 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 923 } 924 } 925 926 // Recordkeeping of restore-after-install operations that are currently in flight 927 // between the Package Manager and the Backup Manager 928 class PostInstallData { 929 public InstallArgs args; 930 public PackageInstalledInfo res; 931 932 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 933 args = _a; 934 res = _r; 935 } 936 } 937 938 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 939 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 940 941 // XML tags for backup/restore of various bits of state 942 private static final String TAG_PREFERRED_BACKUP = "pa"; 943 private static final String TAG_DEFAULT_APPS = "da"; 944 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 945 946 final String mRequiredVerifierPackage; 947 final String mRequiredInstallerPackage; 948 949 private final PackageUsage mPackageUsage = new PackageUsage(); 950 951 private class PackageUsage { 952 private static final int WRITE_INTERVAL 953 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 954 955 private final Object mFileLock = new Object(); 956 private final AtomicLong mLastWritten = new AtomicLong(0); 957 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 958 959 private boolean mIsHistoricalPackageUsageAvailable = true; 960 961 boolean isHistoricalPackageUsageAvailable() { 962 return mIsHistoricalPackageUsageAvailable; 963 } 964 965 void write(boolean force) { 966 if (force) { 967 writeInternal(); 968 return; 969 } 970 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 971 && !DEBUG_DEXOPT) { 972 return; 973 } 974 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 975 new Thread("PackageUsage_DiskWriter") { 976 @Override 977 public void run() { 978 try { 979 writeInternal(); 980 } finally { 981 mBackgroundWriteRunning.set(false); 982 } 983 } 984 }.start(); 985 } 986 } 987 988 private void writeInternal() { 989 synchronized (mPackages) { 990 synchronized (mFileLock) { 991 AtomicFile file = getFile(); 992 FileOutputStream f = null; 993 try { 994 f = file.startWrite(); 995 BufferedOutputStream out = new BufferedOutputStream(f); 996 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 997 StringBuilder sb = new StringBuilder(); 998 for (PackageParser.Package pkg : mPackages.values()) { 999 if (pkg.mLastPackageUsageTimeInMills == 0) { 1000 continue; 1001 } 1002 sb.setLength(0); 1003 sb.append(pkg.packageName); 1004 sb.append(' '); 1005 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1006 sb.append('\n'); 1007 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1008 } 1009 out.flush(); 1010 file.finishWrite(f); 1011 } catch (IOException e) { 1012 if (f != null) { 1013 file.failWrite(f); 1014 } 1015 Log.e(TAG, "Failed to write package usage times", e); 1016 } 1017 } 1018 } 1019 mLastWritten.set(SystemClock.elapsedRealtime()); 1020 } 1021 1022 void readLP() { 1023 synchronized (mFileLock) { 1024 AtomicFile file = getFile(); 1025 BufferedInputStream in = null; 1026 try { 1027 in = new BufferedInputStream(file.openRead()); 1028 StringBuffer sb = new StringBuffer(); 1029 while (true) { 1030 String packageName = readToken(in, sb, ' '); 1031 if (packageName == null) { 1032 break; 1033 } 1034 String timeInMillisString = readToken(in, sb, '\n'); 1035 if (timeInMillisString == null) { 1036 throw new IOException("Failed to find last usage time for package " 1037 + packageName); 1038 } 1039 PackageParser.Package pkg = mPackages.get(packageName); 1040 if (pkg == null) { 1041 continue; 1042 } 1043 long timeInMillis; 1044 try { 1045 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1046 } catch (NumberFormatException e) { 1047 throw new IOException("Failed to parse " + timeInMillisString 1048 + " as a long.", e); 1049 } 1050 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1051 } 1052 } catch (FileNotFoundException expected) { 1053 mIsHistoricalPackageUsageAvailable = false; 1054 } catch (IOException e) { 1055 Log.w(TAG, "Failed to read package usage times", e); 1056 } finally { 1057 IoUtils.closeQuietly(in); 1058 } 1059 } 1060 mLastWritten.set(SystemClock.elapsedRealtime()); 1061 } 1062 1063 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1064 throws IOException { 1065 sb.setLength(0); 1066 while (true) { 1067 int ch = in.read(); 1068 if (ch == -1) { 1069 if (sb.length() == 0) { 1070 return null; 1071 } 1072 throw new IOException("Unexpected EOF"); 1073 } 1074 if (ch == endOfToken) { 1075 return sb.toString(); 1076 } 1077 sb.append((char)ch); 1078 } 1079 } 1080 1081 private AtomicFile getFile() { 1082 File dataDir = Environment.getDataDirectory(); 1083 File systemDir = new File(dataDir, "system"); 1084 File fname = new File(systemDir, "package-usage.list"); 1085 return new AtomicFile(fname); 1086 } 1087 } 1088 1089 class PackageHandler extends Handler { 1090 private boolean mBound = false; 1091 final ArrayList<HandlerParams> mPendingInstalls = 1092 new ArrayList<HandlerParams>(); 1093 1094 private boolean connectToService() { 1095 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1096 " DefaultContainerService"); 1097 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1098 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1099 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1100 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1101 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1102 mBound = true; 1103 return true; 1104 } 1105 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1106 return false; 1107 } 1108 1109 private void disconnectService() { 1110 mContainerService = null; 1111 mBound = false; 1112 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1113 mContext.unbindService(mDefContainerConn); 1114 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1115 } 1116 1117 PackageHandler(Looper looper) { 1118 super(looper); 1119 } 1120 1121 public void handleMessage(Message msg) { 1122 try { 1123 doHandleMessage(msg); 1124 } finally { 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1126 } 1127 } 1128 1129 void doHandleMessage(Message msg) { 1130 switch (msg.what) { 1131 case INIT_COPY: { 1132 HandlerParams params = (HandlerParams) msg.obj; 1133 int idx = mPendingInstalls.size(); 1134 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1135 // If a bind was already initiated we dont really 1136 // need to do anything. The pending install 1137 // will be processed later on. 1138 if (!mBound) { 1139 // If this is the only one pending we might 1140 // have to bind to the service again. 1141 if (!connectToService()) { 1142 Slog.e(TAG, "Failed to bind to media container service"); 1143 params.serviceError(); 1144 return; 1145 } else { 1146 // Once we bind to the service, the first 1147 // pending request will be processed. 1148 mPendingInstalls.add(idx, params); 1149 } 1150 } else { 1151 mPendingInstalls.add(idx, params); 1152 // Already bound to the service. Just make 1153 // sure we trigger off processing the first request. 1154 if (idx == 0) { 1155 mHandler.sendEmptyMessage(MCS_BOUND); 1156 } 1157 } 1158 break; 1159 } 1160 case MCS_BOUND: { 1161 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1162 if (msg.obj != null) { 1163 mContainerService = (IMediaContainerService) msg.obj; 1164 } 1165 if (mContainerService == null) { 1166 if (!mBound) { 1167 // Something seriously wrong since we are not bound and we are not 1168 // waiting for connection. Bail out. 1169 Slog.e(TAG, "Cannot bind to media container service"); 1170 for (HandlerParams params : mPendingInstalls) { 1171 // Indicate service bind error 1172 params.serviceError(); 1173 } 1174 mPendingInstalls.clear(); 1175 } else { 1176 Slog.w(TAG, "Waiting to connect to media container service"); 1177 } 1178 } else if (mPendingInstalls.size() > 0) { 1179 HandlerParams params = mPendingInstalls.get(0); 1180 if (params != null) { 1181 if (params.startCopy()) { 1182 // We are done... look for more work or to 1183 // go idle. 1184 if (DEBUG_SD_INSTALL) Log.i(TAG, 1185 "Checking for more work or unbind..."); 1186 // Delete pending install 1187 if (mPendingInstalls.size() > 0) { 1188 mPendingInstalls.remove(0); 1189 } 1190 if (mPendingInstalls.size() == 0) { 1191 if (mBound) { 1192 if (DEBUG_SD_INSTALL) Log.i(TAG, 1193 "Posting delayed MCS_UNBIND"); 1194 removeMessages(MCS_UNBIND); 1195 Message ubmsg = obtainMessage(MCS_UNBIND); 1196 // Unbind after a little delay, to avoid 1197 // continual thrashing. 1198 sendMessageDelayed(ubmsg, 10000); 1199 } 1200 } else { 1201 // There are more pending requests in queue. 1202 // Just post MCS_BOUND message to trigger processing 1203 // of next pending install. 1204 if (DEBUG_SD_INSTALL) Log.i(TAG, 1205 "Posting MCS_BOUND for next work"); 1206 mHandler.sendEmptyMessage(MCS_BOUND); 1207 } 1208 } 1209 } 1210 } else { 1211 // Should never happen ideally. 1212 Slog.w(TAG, "Empty queue"); 1213 } 1214 break; 1215 } 1216 case MCS_RECONNECT: { 1217 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1218 if (mPendingInstalls.size() > 0) { 1219 if (mBound) { 1220 disconnectService(); 1221 } 1222 if (!connectToService()) { 1223 Slog.e(TAG, "Failed to bind to media container service"); 1224 for (HandlerParams params : mPendingInstalls) { 1225 // Indicate service bind error 1226 params.serviceError(); 1227 } 1228 mPendingInstalls.clear(); 1229 } 1230 } 1231 break; 1232 } 1233 case MCS_UNBIND: { 1234 // If there is no actual work left, then time to unbind. 1235 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1236 1237 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1238 if (mBound) { 1239 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1240 1241 disconnectService(); 1242 } 1243 } else if (mPendingInstalls.size() > 0) { 1244 // There are more pending requests in queue. 1245 // Just post MCS_BOUND message to trigger processing 1246 // of next pending install. 1247 mHandler.sendEmptyMessage(MCS_BOUND); 1248 } 1249 1250 break; 1251 } 1252 case MCS_GIVE_UP: { 1253 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1254 mPendingInstalls.remove(0); 1255 break; 1256 } 1257 case SEND_PENDING_BROADCAST: { 1258 String packages[]; 1259 ArrayList<String> components[]; 1260 int size = 0; 1261 int uids[]; 1262 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1263 synchronized (mPackages) { 1264 if (mPendingBroadcasts == null) { 1265 return; 1266 } 1267 size = mPendingBroadcasts.size(); 1268 if (size <= 0) { 1269 // Nothing to be done. Just return 1270 return; 1271 } 1272 packages = new String[size]; 1273 components = new ArrayList[size]; 1274 uids = new int[size]; 1275 int i = 0; // filling out the above arrays 1276 1277 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1278 int packageUserId = mPendingBroadcasts.userIdAt(n); 1279 Iterator<Map.Entry<String, ArrayList<String>>> it 1280 = mPendingBroadcasts.packagesForUserId(packageUserId) 1281 .entrySet().iterator(); 1282 while (it.hasNext() && i < size) { 1283 Map.Entry<String, ArrayList<String>> ent = it.next(); 1284 packages[i] = ent.getKey(); 1285 components[i] = ent.getValue(); 1286 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1287 uids[i] = (ps != null) 1288 ? UserHandle.getUid(packageUserId, ps.appId) 1289 : -1; 1290 i++; 1291 } 1292 } 1293 size = i; 1294 mPendingBroadcasts.clear(); 1295 } 1296 // Send broadcasts 1297 for (int i = 0; i < size; i++) { 1298 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1299 } 1300 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1301 break; 1302 } 1303 case START_CLEANING_PACKAGE: { 1304 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1305 final String packageName = (String)msg.obj; 1306 final int userId = msg.arg1; 1307 final boolean andCode = msg.arg2 != 0; 1308 synchronized (mPackages) { 1309 if (userId == UserHandle.USER_ALL) { 1310 int[] users = sUserManager.getUserIds(); 1311 for (int user : users) { 1312 mSettings.addPackageToCleanLPw( 1313 new PackageCleanItem(user, packageName, andCode)); 1314 } 1315 } else { 1316 mSettings.addPackageToCleanLPw( 1317 new PackageCleanItem(userId, packageName, andCode)); 1318 } 1319 } 1320 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1321 startCleaningPackages(); 1322 } break; 1323 case POST_INSTALL: { 1324 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1325 PostInstallData data = mRunningInstalls.get(msg.arg1); 1326 mRunningInstalls.delete(msg.arg1); 1327 boolean deleteOld = false; 1328 1329 if (data != null) { 1330 InstallArgs args = data.args; 1331 PackageInstalledInfo res = data.res; 1332 1333 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1334 final String packageName = res.pkg.applicationInfo.packageName; 1335 res.removedInfo.sendBroadcast(false, true, false); 1336 Bundle extras = new Bundle(1); 1337 extras.putInt(Intent.EXTRA_UID, res.uid); 1338 1339 // Now that we successfully installed the package, grant runtime 1340 // permissions if requested before broadcasting the install. 1341 if ((args.installFlags 1342 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1343 grantRequestedRuntimePermissions(res.pkg, 1344 args.user.getIdentifier()); 1345 } 1346 1347 // Determine the set of users who are adding this 1348 // package for the first time vs. those who are seeing 1349 // an update. 1350 int[] firstUsers; 1351 int[] updateUsers = new int[0]; 1352 if (res.origUsers == null || res.origUsers.length == 0) { 1353 firstUsers = res.newUsers; 1354 } else { 1355 firstUsers = new int[0]; 1356 for (int i=0; i<res.newUsers.length; i++) { 1357 int user = res.newUsers[i]; 1358 boolean isNew = true; 1359 for (int j=0; j<res.origUsers.length; j++) { 1360 if (res.origUsers[j] == user) { 1361 isNew = false; 1362 break; 1363 } 1364 } 1365 if (isNew) { 1366 int[] newFirst = new int[firstUsers.length+1]; 1367 System.arraycopy(firstUsers, 0, newFirst, 0, 1368 firstUsers.length); 1369 newFirst[firstUsers.length] = user; 1370 firstUsers = newFirst; 1371 } else { 1372 int[] newUpdate = new int[updateUsers.length+1]; 1373 System.arraycopy(updateUsers, 0, newUpdate, 0, 1374 updateUsers.length); 1375 newUpdate[updateUsers.length] = user; 1376 updateUsers = newUpdate; 1377 } 1378 } 1379 } 1380 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1381 packageName, extras, null, null, firstUsers); 1382 final boolean update = res.removedInfo.removedPackage != null; 1383 if (update) { 1384 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1385 } 1386 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1387 packageName, extras, null, null, updateUsers); 1388 if (update) { 1389 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1390 packageName, extras, null, null, updateUsers); 1391 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1392 null, null, packageName, null, updateUsers); 1393 1394 // treat asec-hosted packages like removable media on upgrade 1395 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1396 if (DEBUG_INSTALL) { 1397 Slog.i(TAG, "upgrading pkg " + res.pkg 1398 + " is ASEC-hosted -> AVAILABLE"); 1399 } 1400 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1401 ArrayList<String> pkgList = new ArrayList<String>(1); 1402 pkgList.add(packageName); 1403 sendResourcesChangedBroadcast(true, true, 1404 pkgList,uidArray, null); 1405 } 1406 } 1407 if (res.removedInfo.args != null) { 1408 // Remove the replaced package's older resources safely now 1409 deleteOld = true; 1410 } 1411 1412 // If this app is a browser and it's newly-installed for some 1413 // users, clear any default-browser state in those users 1414 if (firstUsers.length > 0) { 1415 // the app's nature doesn't depend on the user, so we can just 1416 // check its browser nature in any user and generalize. 1417 if (packageIsBrowser(packageName, firstUsers[0])) { 1418 synchronized (mPackages) { 1419 for (int userId : firstUsers) { 1420 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1421 } 1422 } 1423 } 1424 } 1425 // Log current value of "unknown sources" setting 1426 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1427 getUnknownSourcesSettings()); 1428 } 1429 // Force a gc to clear up things 1430 Runtime.getRuntime().gc(); 1431 // We delete after a gc for applications on sdcard. 1432 if (deleteOld) { 1433 synchronized (mInstallLock) { 1434 res.removedInfo.args.doPostDeleteLI(true); 1435 } 1436 } 1437 if (args.observer != null) { 1438 try { 1439 Bundle extras = extrasForInstallResult(res); 1440 args.observer.onPackageInstalled(res.name, res.returnCode, 1441 res.returnMsg, extras); 1442 } catch (RemoteException e) { 1443 Slog.i(TAG, "Observer no longer exists."); 1444 } 1445 } 1446 } else { 1447 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1448 } 1449 } break; 1450 case UPDATED_MEDIA_STATUS: { 1451 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1452 boolean reportStatus = msg.arg1 == 1; 1453 boolean doGc = msg.arg2 == 1; 1454 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1455 if (doGc) { 1456 // Force a gc to clear up stale containers. 1457 Runtime.getRuntime().gc(); 1458 } 1459 if (msg.obj != null) { 1460 @SuppressWarnings("unchecked") 1461 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1462 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1463 // Unload containers 1464 unloadAllContainers(args); 1465 } 1466 if (reportStatus) { 1467 try { 1468 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1469 PackageHelper.getMountService().finishMediaUpdate(); 1470 } catch (RemoteException e) { 1471 Log.e(TAG, "MountService not running?"); 1472 } 1473 } 1474 } break; 1475 case WRITE_SETTINGS: { 1476 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1477 synchronized (mPackages) { 1478 removeMessages(WRITE_SETTINGS); 1479 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1480 mSettings.writeLPr(); 1481 mDirtyUsers.clear(); 1482 } 1483 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1484 } break; 1485 case WRITE_PACKAGE_RESTRICTIONS: { 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1487 synchronized (mPackages) { 1488 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1489 for (int userId : mDirtyUsers) { 1490 mSettings.writePackageRestrictionsLPr(userId); 1491 } 1492 mDirtyUsers.clear(); 1493 } 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1495 } break; 1496 case CHECK_PENDING_VERIFICATION: { 1497 final int verificationId = msg.arg1; 1498 final PackageVerificationState state = mPendingVerification.get(verificationId); 1499 1500 if ((state != null) && !state.timeoutExtended()) { 1501 final InstallArgs args = state.getInstallArgs(); 1502 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1503 1504 Slog.i(TAG, "Verification timed out for " + originUri); 1505 mPendingVerification.remove(verificationId); 1506 1507 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1508 1509 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1510 Slog.i(TAG, "Continuing with installation of " + originUri); 1511 state.setVerifierResponse(Binder.getCallingUid(), 1512 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1513 broadcastPackageVerified(verificationId, originUri, 1514 PackageManager.VERIFICATION_ALLOW, 1515 state.getInstallArgs().getUser()); 1516 try { 1517 ret = args.copyApk(mContainerService, true); 1518 } catch (RemoteException e) { 1519 Slog.e(TAG, "Could not contact the ContainerService"); 1520 } 1521 } else { 1522 broadcastPackageVerified(verificationId, originUri, 1523 PackageManager.VERIFICATION_REJECT, 1524 state.getInstallArgs().getUser()); 1525 } 1526 1527 processPendingInstall(args, ret); 1528 mHandler.sendEmptyMessage(MCS_UNBIND); 1529 } 1530 break; 1531 } 1532 case PACKAGE_VERIFIED: { 1533 final int verificationId = msg.arg1; 1534 1535 final PackageVerificationState state = mPendingVerification.get(verificationId); 1536 if (state == null) { 1537 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1538 break; 1539 } 1540 1541 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1542 1543 state.setVerifierResponse(response.callerUid, response.code); 1544 1545 if (state.isVerificationComplete()) { 1546 mPendingVerification.remove(verificationId); 1547 1548 final InstallArgs args = state.getInstallArgs(); 1549 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1550 1551 int ret; 1552 if (state.isInstallAllowed()) { 1553 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1554 broadcastPackageVerified(verificationId, originUri, 1555 response.code, state.getInstallArgs().getUser()); 1556 try { 1557 ret = args.copyApk(mContainerService, true); 1558 } catch (RemoteException e) { 1559 Slog.e(TAG, "Could not contact the ContainerService"); 1560 } 1561 } else { 1562 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1563 } 1564 1565 processPendingInstall(args, ret); 1566 1567 mHandler.sendEmptyMessage(MCS_UNBIND); 1568 } 1569 1570 break; 1571 } 1572 case START_INTENT_FILTER_VERIFICATIONS: { 1573 IFVerificationParams params = (IFVerificationParams) msg.obj; 1574 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1575 params.replacing, params.pkg); 1576 break; 1577 } 1578 case INTENT_FILTER_VERIFIED: { 1579 final int verificationId = msg.arg1; 1580 1581 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1582 verificationId); 1583 if (state == null) { 1584 Slog.w(TAG, "Invalid IntentFilter verification token " 1585 + verificationId + " received"); 1586 break; 1587 } 1588 1589 final int userId = state.getUserId(); 1590 1591 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1592 "Processing IntentFilter verification with token:" 1593 + verificationId + " and userId:" + userId); 1594 1595 final IntentFilterVerificationResponse response = 1596 (IntentFilterVerificationResponse) msg.obj; 1597 1598 state.setVerifierResponse(response.callerUid, response.code); 1599 1600 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1601 "IntentFilter verification with token:" + verificationId 1602 + " and userId:" + userId 1603 + " is settings verifier response with response code:" 1604 + response.code); 1605 1606 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1607 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1608 + response.getFailedDomainsString()); 1609 } 1610 1611 if (state.isVerificationComplete()) { 1612 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1613 } else { 1614 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1615 "IntentFilter verification with token:" + verificationId 1616 + " was not said to be complete"); 1617 } 1618 1619 break; 1620 } 1621 } 1622 } 1623 } 1624 1625 private StorageEventListener mStorageListener = new StorageEventListener() { 1626 @Override 1627 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1628 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1629 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1630 final String volumeUuid = vol.getFsUuid(); 1631 1632 // Clean up any users or apps that were removed or recreated 1633 // while this volume was missing 1634 reconcileUsers(volumeUuid); 1635 reconcileApps(volumeUuid); 1636 1637 // Clean up any install sessions that expired or were 1638 // cancelled while this volume was missing 1639 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1640 1641 loadPrivatePackages(vol); 1642 1643 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1644 unloadPrivatePackages(vol); 1645 } 1646 } 1647 1648 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1649 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1650 updateExternalMediaStatus(true, false); 1651 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1652 updateExternalMediaStatus(false, false); 1653 } 1654 } 1655 } 1656 1657 @Override 1658 public void onVolumeForgotten(String fsUuid) { 1659 // Remove any apps installed on the forgotten volume 1660 synchronized (mPackages) { 1661 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1662 for (PackageSetting ps : packages) { 1663 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1664 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1665 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1666 } 1667 1668 mSettings.writeLPr(); 1669 } 1670 } 1671 }; 1672 1673 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1674 if (userId >= UserHandle.USER_OWNER) { 1675 grantRequestedRuntimePermissionsForUser(pkg, userId); 1676 } else if (userId == UserHandle.USER_ALL) { 1677 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1678 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1679 } 1680 } 1681 1682 // We could have touched GID membership, so flush out packages.list 1683 synchronized (mPackages) { 1684 mSettings.writePackageListLPr(); 1685 } 1686 } 1687 1688 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1689 SettingBase sb = (SettingBase) pkg.mExtras; 1690 if (sb == null) { 1691 return; 1692 } 1693 1694 PermissionsState permissionsState = sb.getPermissionsState(); 1695 1696 for (String permission : pkg.requestedPermissions) { 1697 BasePermission bp = mSettings.mPermissions.get(permission); 1698 if (bp != null && bp.isRuntime()) { 1699 permissionsState.grantRuntimePermission(bp, userId); 1700 } 1701 } 1702 } 1703 1704 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1705 Bundle extras = null; 1706 switch (res.returnCode) { 1707 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1708 extras = new Bundle(); 1709 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1710 res.origPermission); 1711 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1712 res.origPackage); 1713 break; 1714 } 1715 case PackageManager.INSTALL_SUCCEEDED: { 1716 extras = new Bundle(); 1717 extras.putBoolean(Intent.EXTRA_REPLACING, 1718 res.removedInfo != null && res.removedInfo.removedPackage != null); 1719 break; 1720 } 1721 } 1722 return extras; 1723 } 1724 1725 void scheduleWriteSettingsLocked() { 1726 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1727 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1728 } 1729 } 1730 1731 void scheduleWritePackageRestrictionsLocked(int userId) { 1732 if (!sUserManager.exists(userId)) return; 1733 mDirtyUsers.add(userId); 1734 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1735 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1736 } 1737 } 1738 1739 public static PackageManagerService main(Context context, Installer installer, 1740 boolean factoryTest, boolean onlyCore) { 1741 PackageManagerService m = new PackageManagerService(context, installer, 1742 factoryTest, onlyCore); 1743 ServiceManager.addService("package", m); 1744 return m; 1745 } 1746 1747 static String[] splitString(String str, char sep) { 1748 int count = 1; 1749 int i = 0; 1750 while ((i=str.indexOf(sep, i)) >= 0) { 1751 count++; 1752 i++; 1753 } 1754 1755 String[] res = new String[count]; 1756 i=0; 1757 count = 0; 1758 int lastI=0; 1759 while ((i=str.indexOf(sep, i)) >= 0) { 1760 res[count] = str.substring(lastI, i); 1761 count++; 1762 i++; 1763 lastI = i; 1764 } 1765 res[count] = str.substring(lastI, str.length()); 1766 return res; 1767 } 1768 1769 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1770 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1771 Context.DISPLAY_SERVICE); 1772 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1773 } 1774 1775 public PackageManagerService(Context context, Installer installer, 1776 boolean factoryTest, boolean onlyCore) { 1777 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1778 SystemClock.uptimeMillis()); 1779 1780 if (mSdkVersion <= 0) { 1781 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1782 } 1783 1784 mContext = context; 1785 mFactoryTest = factoryTest; 1786 mOnlyCore = onlyCore; 1787 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1788 mMetrics = new DisplayMetrics(); 1789 mSettings = new Settings(mPackages); 1790 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1791 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1792 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1793 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1794 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1795 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1796 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1797 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1798 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1799 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1800 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1801 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1802 1803 // TODO: add a property to control this? 1804 long dexOptLRUThresholdInMinutes; 1805 if (mLazyDexOpt) { 1806 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1807 } else { 1808 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1809 } 1810 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1811 1812 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1813 if (separateProcesses != null && separateProcesses.length() > 0) { 1814 if ("*".equals(separateProcesses)) { 1815 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1816 mSeparateProcesses = null; 1817 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1818 } else { 1819 mDefParseFlags = 0; 1820 mSeparateProcesses = separateProcesses.split(","); 1821 Slog.w(TAG, "Running with debug.separate_processes: " 1822 + separateProcesses); 1823 } 1824 } else { 1825 mDefParseFlags = 0; 1826 mSeparateProcesses = null; 1827 } 1828 1829 mInstaller = installer; 1830 mPackageDexOptimizer = new PackageDexOptimizer(this); 1831 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1832 1833 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1834 FgThread.get().getLooper()); 1835 1836 getDefaultDisplayMetrics(context, mMetrics); 1837 1838 SystemConfig systemConfig = SystemConfig.getInstance(); 1839 mGlobalGids = systemConfig.getGlobalGids(); 1840 mSystemPermissions = systemConfig.getSystemPermissions(); 1841 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1842 1843 synchronized (mInstallLock) { 1844 // writer 1845 synchronized (mPackages) { 1846 mHandlerThread = new ServiceThread(TAG, 1847 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1848 mHandlerThread.start(); 1849 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1850 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1851 1852 File dataDir = Environment.getDataDirectory(); 1853 mAppDataDir = new File(dataDir, "data"); 1854 mAppInstallDir = new File(dataDir, "app"); 1855 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1856 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1857 mUserAppDataDir = new File(dataDir, "user"); 1858 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1859 1860 sUserManager = new UserManagerService(context, this, 1861 mInstallLock, mPackages); 1862 1863 // Propagate permission configuration in to package manager. 1864 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1865 = systemConfig.getPermissions(); 1866 for (int i=0; i<permConfig.size(); i++) { 1867 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1868 BasePermission bp = mSettings.mPermissions.get(perm.name); 1869 if (bp == null) { 1870 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1871 mSettings.mPermissions.put(perm.name, bp); 1872 } 1873 if (perm.gids != null) { 1874 bp.setGids(perm.gids, perm.perUser); 1875 } 1876 } 1877 1878 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1879 for (int i=0; i<libConfig.size(); i++) { 1880 mSharedLibraries.put(libConfig.keyAt(i), 1881 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1882 } 1883 1884 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1885 1886 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1887 mSdkVersion, mOnlyCore); 1888 1889 String customResolverActivity = Resources.getSystem().getString( 1890 R.string.config_customResolverActivity); 1891 if (TextUtils.isEmpty(customResolverActivity)) { 1892 customResolverActivity = null; 1893 } else { 1894 mCustomResolverComponentName = ComponentName.unflattenFromString( 1895 customResolverActivity); 1896 } 1897 1898 long startTime = SystemClock.uptimeMillis(); 1899 1900 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1901 startTime); 1902 1903 // Set flag to monitor and not change apk file paths when 1904 // scanning install directories. 1905 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1906 1907 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1908 1909 /** 1910 * Add everything in the in the boot class path to the 1911 * list of process files because dexopt will have been run 1912 * if necessary during zygote startup. 1913 */ 1914 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1915 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1916 1917 if (bootClassPath != null) { 1918 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1919 for (String element : bootClassPathElements) { 1920 alreadyDexOpted.add(element); 1921 } 1922 } else { 1923 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1924 } 1925 1926 if (systemServerClassPath != null) { 1927 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1928 for (String element : systemServerClassPathElements) { 1929 alreadyDexOpted.add(element); 1930 } 1931 } else { 1932 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1933 } 1934 1935 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1936 final String[] dexCodeInstructionSets = 1937 getDexCodeInstructionSets( 1938 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1939 1940 /** 1941 * Ensure all external libraries have had dexopt run on them. 1942 */ 1943 if (mSharedLibraries.size() > 0) { 1944 // NOTE: For now, we're compiling these system "shared libraries" 1945 // (and framework jars) into all available architectures. It's possible 1946 // to compile them only when we come across an app that uses them (there's 1947 // already logic for that in scanPackageLI) but that adds some complexity. 1948 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1949 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1950 final String lib = libEntry.path; 1951 if (lib == null) { 1952 continue; 1953 } 1954 1955 try { 1956 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1957 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1958 alreadyDexOpted.add(lib); 1959 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1960 } 1961 } catch (FileNotFoundException e) { 1962 Slog.w(TAG, "Library not found: " + lib); 1963 } catch (IOException e) { 1964 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1965 + e.getMessage()); 1966 } 1967 } 1968 } 1969 } 1970 1971 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1972 1973 // Gross hack for now: we know this file doesn't contain any 1974 // code, so don't dexopt it to avoid the resulting log spew. 1975 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1976 1977 // Gross hack for now: we know this file is only part of 1978 // the boot class path for art, so don't dexopt it to 1979 // avoid the resulting log spew. 1980 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1981 1982 /** 1983 * There are a number of commands implemented in Java, which 1984 * we currently need to do the dexopt on so that they can be 1985 * run from a non-root shell. 1986 */ 1987 String[] frameworkFiles = frameworkDir.list(); 1988 if (frameworkFiles != null) { 1989 // TODO: We could compile these only for the most preferred ABI. We should 1990 // first double check that the dex files for these commands are not referenced 1991 // by other system apps. 1992 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1993 for (int i=0; i<frameworkFiles.length; i++) { 1994 File libPath = new File(frameworkDir, frameworkFiles[i]); 1995 String path = libPath.getPath(); 1996 // Skip the file if we already did it. 1997 if (alreadyDexOpted.contains(path)) { 1998 continue; 1999 } 2000 // Skip the file if it is not a type we want to dexopt. 2001 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2002 continue; 2003 } 2004 try { 2005 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2006 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2007 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2008 } 2009 } catch (FileNotFoundException e) { 2010 Slog.w(TAG, "Jar not found: " + path); 2011 } catch (IOException e) { 2012 Slog.w(TAG, "Exception reading jar: " + path, e); 2013 } 2014 } 2015 } 2016 } 2017 2018 // Collect vendor overlay packages. 2019 // (Do this before scanning any apps.) 2020 // For security and version matching reason, only consider 2021 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2022 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2023 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2024 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2025 2026 // Find base frameworks (resource packages without code). 2027 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2028 | PackageParser.PARSE_IS_SYSTEM_DIR 2029 | PackageParser.PARSE_IS_PRIVILEGED, 2030 scanFlags | SCAN_NO_DEX, 0); 2031 2032 // Collected privileged system packages. 2033 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2034 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2035 | PackageParser.PARSE_IS_SYSTEM_DIR 2036 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2037 2038 // Collect ordinary system packages. 2039 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2040 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2041 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2042 2043 // Collect all vendor packages. 2044 File vendorAppDir = new File("/vendor/app"); 2045 try { 2046 vendorAppDir = vendorAppDir.getCanonicalFile(); 2047 } catch (IOException e) { 2048 // failed to look up canonical path, continue with original one 2049 } 2050 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2051 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2052 2053 // Collect all OEM packages. 2054 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2055 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2056 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2057 2058 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2059 mInstaller.moveFiles(); 2060 2061 // Prune any system packages that no longer exist. 2062 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2063 if (!mOnlyCore) { 2064 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2065 while (psit.hasNext()) { 2066 PackageSetting ps = psit.next(); 2067 2068 /* 2069 * If this is not a system app, it can't be a 2070 * disable system app. 2071 */ 2072 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2073 continue; 2074 } 2075 2076 /* 2077 * If the package is scanned, it's not erased. 2078 */ 2079 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2080 if (scannedPkg != null) { 2081 /* 2082 * If the system app is both scanned and in the 2083 * disabled packages list, then it must have been 2084 * added via OTA. Remove it from the currently 2085 * scanned package so the previously user-installed 2086 * application can be scanned. 2087 */ 2088 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2089 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2090 + ps.name + "; removing system app. Last known codePath=" 2091 + ps.codePathString + ", installStatus=" + ps.installStatus 2092 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2093 + scannedPkg.mVersionCode); 2094 removePackageLI(ps, true); 2095 mExpectingBetter.put(ps.name, ps.codePath); 2096 } 2097 2098 continue; 2099 } 2100 2101 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2102 psit.remove(); 2103 logCriticalInfo(Log.WARN, "System package " + ps.name 2104 + " no longer exists; wiping its data"); 2105 removeDataDirsLI(null, ps.name); 2106 } else { 2107 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2108 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2109 possiblyDeletedUpdatedSystemApps.add(ps.name); 2110 } 2111 } 2112 } 2113 } 2114 2115 //look for any incomplete package installations 2116 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2117 //clean up list 2118 for(int i = 0; i < deletePkgsList.size(); i++) { 2119 //clean up here 2120 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2121 } 2122 //delete tmp files 2123 deleteTempPackageFiles(); 2124 2125 // Remove any shared userIDs that have no associated packages 2126 mSettings.pruneSharedUsersLPw(); 2127 2128 if (!mOnlyCore) { 2129 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2130 SystemClock.uptimeMillis()); 2131 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2132 2133 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2134 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2135 2136 /** 2137 * Remove disable package settings for any updated system 2138 * apps that were removed via an OTA. If they're not a 2139 * previously-updated app, remove them completely. 2140 * Otherwise, just revoke their system-level permissions. 2141 */ 2142 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2143 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2144 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2145 2146 String msg; 2147 if (deletedPkg == null) { 2148 msg = "Updated system package " + deletedAppName 2149 + " no longer exists; wiping its data"; 2150 removeDataDirsLI(null, deletedAppName); 2151 } else { 2152 msg = "Updated system app + " + deletedAppName 2153 + " no longer present; removing system privileges for " 2154 + deletedAppName; 2155 2156 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2157 2158 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2159 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2160 } 2161 logCriticalInfo(Log.WARN, msg); 2162 } 2163 2164 /** 2165 * Make sure all system apps that we expected to appear on 2166 * the userdata partition actually showed up. If they never 2167 * appeared, crawl back and revive the system version. 2168 */ 2169 for (int i = 0; i < mExpectingBetter.size(); i++) { 2170 final String packageName = mExpectingBetter.keyAt(i); 2171 if (!mPackages.containsKey(packageName)) { 2172 final File scanFile = mExpectingBetter.valueAt(i); 2173 2174 logCriticalInfo(Log.WARN, "Expected better " + packageName 2175 + " but never showed up; reverting to system"); 2176 2177 final int reparseFlags; 2178 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2179 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2180 | PackageParser.PARSE_IS_SYSTEM_DIR 2181 | PackageParser.PARSE_IS_PRIVILEGED; 2182 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2183 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2184 | PackageParser.PARSE_IS_SYSTEM_DIR; 2185 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2186 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2187 | PackageParser.PARSE_IS_SYSTEM_DIR; 2188 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2189 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2190 | PackageParser.PARSE_IS_SYSTEM_DIR; 2191 } else { 2192 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2193 continue; 2194 } 2195 2196 mSettings.enableSystemPackageLPw(packageName); 2197 2198 try { 2199 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2200 } catch (PackageManagerException e) { 2201 Slog.e(TAG, "Failed to parse original system package: " 2202 + e.getMessage()); 2203 } 2204 } 2205 } 2206 } 2207 mExpectingBetter.clear(); 2208 2209 // Now that we know all of the shared libraries, update all clients to have 2210 // the correct library paths. 2211 updateAllSharedLibrariesLPw(); 2212 2213 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2214 // NOTE: We ignore potential failures here during a system scan (like 2215 // the rest of the commands above) because there's precious little we 2216 // can do about it. A settings error is reported, though. 2217 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2218 false /* force dexopt */, false /* defer dexopt */); 2219 } 2220 2221 // Now that we know all the packages we are keeping, 2222 // read and update their last usage times. 2223 mPackageUsage.readLP(); 2224 2225 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2226 SystemClock.uptimeMillis()); 2227 Slog.i(TAG, "Time to scan packages: " 2228 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2229 + " seconds"); 2230 2231 // If the platform SDK has changed since the last time we booted, 2232 // we need to re-grant app permission to catch any new ones that 2233 // appear. This is really a hack, and means that apps can in some 2234 // cases get permissions that the user didn't initially explicitly 2235 // allow... it would be nice to have some better way to handle 2236 // this situation. 2237 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2238 != mSdkVersion; 2239 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2240 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2241 + "; regranting permissions for internal storage"); 2242 mSettings.mInternalSdkPlatform = mSdkVersion; 2243 2244 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2245 | (regrantPermissions 2246 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2247 : 0)); 2248 2249 // If this is the first boot, and it is a normal boot, then 2250 // we need to initialize the default preferred apps. 2251 if (!mRestoredSettings && !onlyCore) { 2252 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2253 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2254 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2255 } 2256 2257 // If this is first boot after an OTA, and a normal boot, then 2258 // we need to clear code cache directories. 2259 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2260 if (mIsUpgrade && !onlyCore) { 2261 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2262 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2263 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2264 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2265 } 2266 mSettings.mFingerprint = Build.FINGERPRINT; 2267 } 2268 2269 checkDefaultBrowser(); 2270 2271 // All the changes are done during package scanning. 2272 mSettings.updateInternalDatabaseVersion(); 2273 2274 // can downgrade to reader 2275 mSettings.writeLPr(); 2276 2277 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2278 SystemClock.uptimeMillis()); 2279 2280 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2281 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2282 2283 mInstallerService = new PackageInstallerService(context, this); 2284 2285 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2286 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2287 mIntentFilterVerifierComponent); 2288 2289 } // synchronized (mPackages) 2290 } // synchronized (mInstallLock) 2291 2292 // Now after opening every single application zip, make sure they 2293 // are all flushed. Not really needed, but keeps things nice and 2294 // tidy. 2295 Runtime.getRuntime().gc(); 2296 2297 // Expose private service for system components to use. 2298 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2299 } 2300 2301 @Override 2302 public boolean isFirstBoot() { 2303 return !mRestoredSettings; 2304 } 2305 2306 @Override 2307 public boolean isOnlyCoreApps() { 2308 return mOnlyCore; 2309 } 2310 2311 @Override 2312 public boolean isUpgrade() { 2313 return mIsUpgrade; 2314 } 2315 2316 private String getRequiredVerifierLPr() { 2317 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2318 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2319 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2320 2321 String requiredVerifier = null; 2322 2323 final int N = receivers.size(); 2324 for (int i = 0; i < N; i++) { 2325 final ResolveInfo info = receivers.get(i); 2326 2327 if (info.activityInfo == null) { 2328 continue; 2329 } 2330 2331 final String packageName = info.activityInfo.packageName; 2332 2333 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2334 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2335 continue; 2336 } 2337 2338 if (requiredVerifier != null) { 2339 throw new RuntimeException("There can be only one required verifier"); 2340 } 2341 2342 requiredVerifier = packageName; 2343 } 2344 2345 return requiredVerifier; 2346 } 2347 2348 private String getRequiredInstallerLPr() { 2349 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2350 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2351 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2352 2353 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2354 PACKAGE_MIME_TYPE, 0, 0); 2355 2356 String requiredInstaller = null; 2357 2358 final int N = installers.size(); 2359 for (int i = 0; i < N; i++) { 2360 final ResolveInfo info = installers.get(i); 2361 final String packageName = info.activityInfo.packageName; 2362 2363 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2364 continue; 2365 } 2366 2367 if (requiredInstaller != null) { 2368 throw new RuntimeException("There must be one required installer"); 2369 } 2370 2371 requiredInstaller = packageName; 2372 } 2373 2374 if (requiredInstaller == null) { 2375 throw new RuntimeException("There must be one required installer"); 2376 } 2377 2378 return requiredInstaller; 2379 } 2380 2381 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2382 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2383 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2384 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2385 2386 ComponentName verifierComponentName = null; 2387 2388 int priority = -1000; 2389 final int N = receivers.size(); 2390 for (int i = 0; i < N; i++) { 2391 final ResolveInfo info = receivers.get(i); 2392 2393 if (info.activityInfo == null) { 2394 continue; 2395 } 2396 2397 final String packageName = info.activityInfo.packageName; 2398 2399 final PackageSetting ps = mSettings.mPackages.get(packageName); 2400 if (ps == null) { 2401 continue; 2402 } 2403 2404 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2405 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2406 continue; 2407 } 2408 2409 // Select the IntentFilterVerifier with the highest priority 2410 if (priority < info.priority) { 2411 priority = info.priority; 2412 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2413 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2414 + verifierComponentName + " with priority: " + info.priority); 2415 } 2416 } 2417 2418 return verifierComponentName; 2419 } 2420 2421 private void primeDomainVerificationsLPw(int userId) { 2422 if (DEBUG_DOMAIN_VERIFICATION) { 2423 Slog.d(TAG, "Priming domain verifications in user " + userId); 2424 } 2425 2426 SystemConfig systemConfig = SystemConfig.getInstance(); 2427 ArraySet<String> packages = systemConfig.getLinkedApps(); 2428 ArraySet<String> domains = new ArraySet<String>(); 2429 2430 for (String packageName : packages) { 2431 PackageParser.Package pkg = mPackages.get(packageName); 2432 if (pkg != null) { 2433 if (!pkg.isSystemApp()) { 2434 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2435 continue; 2436 } 2437 2438 domains.clear(); 2439 for (PackageParser.Activity a : pkg.activities) { 2440 for (ActivityIntentInfo filter : a.intents) { 2441 if (hasValidDomains(filter)) { 2442 domains.addAll(filter.getHostsList()); 2443 } 2444 } 2445 } 2446 2447 if (domains.size() > 0) { 2448 if (DEBUG_DOMAIN_VERIFICATION) { 2449 Slog.v(TAG, " + " + packageName); 2450 } 2451 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2452 // state w.r.t. the formal app-linkage "no verification attempted" state; 2453 // and then 'always' in the per-user state actually used for intent resolution. 2454 final IntentFilterVerificationInfo ivi; 2455 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2456 new ArrayList<String>(domains)); 2457 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2458 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2459 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2460 } else { 2461 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2462 + "' does not handle web links"); 2463 } 2464 } else { 2465 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2466 } 2467 } 2468 2469 scheduleWritePackageRestrictionsLocked(userId); 2470 scheduleWriteSettingsLocked(); 2471 } 2472 2473 private void applyFactoryDefaultBrowserLPw(int userId) { 2474 // The default browser app's package name is stored in a string resource, 2475 // with a product-specific overlay used for vendor customization. 2476 String browserPkg = mContext.getResources().getString( 2477 com.android.internal.R.string.default_browser); 2478 if (!TextUtils.isEmpty(browserPkg)) { 2479 // non-empty string => required to be a known package 2480 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2481 if (ps == null) { 2482 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2483 browserPkg = null; 2484 } else { 2485 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2486 } 2487 } 2488 2489 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2490 // default. If there's more than one, just leave everything alone. 2491 if (browserPkg == null) { 2492 calculateDefaultBrowserLPw(userId); 2493 } 2494 } 2495 2496 private void calculateDefaultBrowserLPw(int userId) { 2497 List<String> allBrowsers = resolveAllBrowserApps(userId); 2498 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2499 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2500 } 2501 2502 private List<String> resolveAllBrowserApps(int userId) { 2503 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2504 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2505 PackageManager.MATCH_ALL, userId); 2506 2507 final int count = list.size(); 2508 List<String> result = new ArrayList<String>(count); 2509 for (int i=0; i<count; i++) { 2510 ResolveInfo info = list.get(i); 2511 if (info.activityInfo == null 2512 || !info.handleAllWebDataURI 2513 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2514 || result.contains(info.activityInfo.packageName)) { 2515 continue; 2516 } 2517 result.add(info.activityInfo.packageName); 2518 } 2519 2520 return result; 2521 } 2522 2523 private boolean packageIsBrowser(String packageName, int userId) { 2524 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2525 PackageManager.MATCH_ALL, userId); 2526 final int N = list.size(); 2527 for (int i = 0; i < N; i++) { 2528 ResolveInfo info = list.get(i); 2529 if (packageName.equals(info.activityInfo.packageName)) { 2530 return true; 2531 } 2532 } 2533 return false; 2534 } 2535 2536 private void checkDefaultBrowser() { 2537 final int myUserId = UserHandle.myUserId(); 2538 final String packageName = getDefaultBrowserPackageName(myUserId); 2539 if (packageName != null) { 2540 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2541 if (info == null) { 2542 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2543 synchronized (mPackages) { 2544 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2545 } 2546 } 2547 } 2548 } 2549 2550 @Override 2551 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2552 throws RemoteException { 2553 try { 2554 return super.onTransact(code, data, reply, flags); 2555 } catch (RuntimeException e) { 2556 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2557 Slog.wtf(TAG, "Package Manager Crash", e); 2558 } 2559 throw e; 2560 } 2561 } 2562 2563 void cleanupInstallFailedPackage(PackageSetting ps) { 2564 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2565 2566 removeDataDirsLI(ps.volumeUuid, ps.name); 2567 if (ps.codePath != null) { 2568 if (ps.codePath.isDirectory()) { 2569 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2570 } else { 2571 ps.codePath.delete(); 2572 } 2573 } 2574 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2575 if (ps.resourcePath.isDirectory()) { 2576 FileUtils.deleteContents(ps.resourcePath); 2577 } 2578 ps.resourcePath.delete(); 2579 } 2580 mSettings.removePackageLPw(ps.name); 2581 } 2582 2583 static int[] appendInts(int[] cur, int[] add) { 2584 if (add == null) return cur; 2585 if (cur == null) return add; 2586 final int N = add.length; 2587 for (int i=0; i<N; i++) { 2588 cur = appendInt(cur, add[i]); 2589 } 2590 return cur; 2591 } 2592 2593 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2594 if (!sUserManager.exists(userId)) return null; 2595 final PackageSetting ps = (PackageSetting) p.mExtras; 2596 if (ps == null) { 2597 return null; 2598 } 2599 2600 final PermissionsState permissionsState = ps.getPermissionsState(); 2601 2602 final int[] gids = permissionsState.computeGids(userId); 2603 final Set<String> permissions = permissionsState.getPermissions(userId); 2604 final PackageUserState state = ps.readUserState(userId); 2605 2606 return PackageParser.generatePackageInfo(p, gids, flags, 2607 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2608 } 2609 2610 @Override 2611 public boolean isPackageFrozen(String packageName) { 2612 synchronized (mPackages) { 2613 final PackageSetting ps = mSettings.mPackages.get(packageName); 2614 if (ps != null) { 2615 return ps.frozen; 2616 } 2617 } 2618 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2619 return true; 2620 } 2621 2622 @Override 2623 public boolean isPackageAvailable(String packageName, int userId) { 2624 if (!sUserManager.exists(userId)) return false; 2625 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2626 synchronized (mPackages) { 2627 PackageParser.Package p = mPackages.get(packageName); 2628 if (p != null) { 2629 final PackageSetting ps = (PackageSetting) p.mExtras; 2630 if (ps != null) { 2631 final PackageUserState state = ps.readUserState(userId); 2632 if (state != null) { 2633 return PackageParser.isAvailable(state); 2634 } 2635 } 2636 } 2637 } 2638 return false; 2639 } 2640 2641 @Override 2642 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2643 if (!sUserManager.exists(userId)) return null; 2644 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2645 // reader 2646 synchronized (mPackages) { 2647 PackageParser.Package p = mPackages.get(packageName); 2648 if (DEBUG_PACKAGE_INFO) 2649 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2650 if (p != null) { 2651 return generatePackageInfo(p, flags, userId); 2652 } 2653 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2654 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2655 } 2656 } 2657 return null; 2658 } 2659 2660 @Override 2661 public String[] currentToCanonicalPackageNames(String[] names) { 2662 String[] out = new String[names.length]; 2663 // reader 2664 synchronized (mPackages) { 2665 for (int i=names.length-1; i>=0; i--) { 2666 PackageSetting ps = mSettings.mPackages.get(names[i]); 2667 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2668 } 2669 } 2670 return out; 2671 } 2672 2673 @Override 2674 public String[] canonicalToCurrentPackageNames(String[] names) { 2675 String[] out = new String[names.length]; 2676 // reader 2677 synchronized (mPackages) { 2678 for (int i=names.length-1; i>=0; i--) { 2679 String cur = mSettings.mRenamedPackages.get(names[i]); 2680 out[i] = cur != null ? cur : names[i]; 2681 } 2682 } 2683 return out; 2684 } 2685 2686 @Override 2687 public int getPackageUid(String packageName, int userId) { 2688 if (!sUserManager.exists(userId)) return -1; 2689 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2690 2691 // reader 2692 synchronized (mPackages) { 2693 PackageParser.Package p = mPackages.get(packageName); 2694 if(p != null) { 2695 return UserHandle.getUid(userId, p.applicationInfo.uid); 2696 } 2697 PackageSetting ps = mSettings.mPackages.get(packageName); 2698 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2699 return -1; 2700 } 2701 p = ps.pkg; 2702 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2703 } 2704 } 2705 2706 @Override 2707 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2708 if (!sUserManager.exists(userId)) { 2709 return null; 2710 } 2711 2712 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2713 "getPackageGids"); 2714 2715 // reader 2716 synchronized (mPackages) { 2717 PackageParser.Package p = mPackages.get(packageName); 2718 if (DEBUG_PACKAGE_INFO) { 2719 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2720 } 2721 if (p != null) { 2722 PackageSetting ps = (PackageSetting) p.mExtras; 2723 return ps.getPermissionsState().computeGids(userId); 2724 } 2725 } 2726 2727 return null; 2728 } 2729 2730 @Override 2731 public int getMountExternalMode(int uid) { 2732 if (Process.isIsolated(uid)) { 2733 return Zygote.MOUNT_EXTERNAL_NONE; 2734 } else { 2735 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2736 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2737 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2738 return Zygote.MOUNT_EXTERNAL_WRITE; 2739 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2740 return Zygote.MOUNT_EXTERNAL_READ; 2741 } else { 2742 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2743 } 2744 } 2745 } 2746 2747 static PermissionInfo generatePermissionInfo( 2748 BasePermission bp, int flags) { 2749 if (bp.perm != null) { 2750 return PackageParser.generatePermissionInfo(bp.perm, flags); 2751 } 2752 PermissionInfo pi = new PermissionInfo(); 2753 pi.name = bp.name; 2754 pi.packageName = bp.sourcePackage; 2755 pi.nonLocalizedLabel = bp.name; 2756 pi.protectionLevel = bp.protectionLevel; 2757 return pi; 2758 } 2759 2760 @Override 2761 public PermissionInfo getPermissionInfo(String name, int flags) { 2762 // reader 2763 synchronized (mPackages) { 2764 final BasePermission p = mSettings.mPermissions.get(name); 2765 if (p != null) { 2766 return generatePermissionInfo(p, flags); 2767 } 2768 return null; 2769 } 2770 } 2771 2772 @Override 2773 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2774 // reader 2775 synchronized (mPackages) { 2776 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2777 for (BasePermission p : mSettings.mPermissions.values()) { 2778 if (group == null) { 2779 if (p.perm == null || p.perm.info.group == null) { 2780 out.add(generatePermissionInfo(p, flags)); 2781 } 2782 } else { 2783 if (p.perm != null && group.equals(p.perm.info.group)) { 2784 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2785 } 2786 } 2787 } 2788 2789 if (out.size() > 0) { 2790 return out; 2791 } 2792 return mPermissionGroups.containsKey(group) ? out : null; 2793 } 2794 } 2795 2796 @Override 2797 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2798 // reader 2799 synchronized (mPackages) { 2800 return PackageParser.generatePermissionGroupInfo( 2801 mPermissionGroups.get(name), flags); 2802 } 2803 } 2804 2805 @Override 2806 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2807 // reader 2808 synchronized (mPackages) { 2809 final int N = mPermissionGroups.size(); 2810 ArrayList<PermissionGroupInfo> out 2811 = new ArrayList<PermissionGroupInfo>(N); 2812 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2813 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2814 } 2815 return out; 2816 } 2817 } 2818 2819 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2820 int userId) { 2821 if (!sUserManager.exists(userId)) return null; 2822 PackageSetting ps = mSettings.mPackages.get(packageName); 2823 if (ps != null) { 2824 if (ps.pkg == null) { 2825 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2826 flags, userId); 2827 if (pInfo != null) { 2828 return pInfo.applicationInfo; 2829 } 2830 return null; 2831 } 2832 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2833 ps.readUserState(userId), userId); 2834 } 2835 return null; 2836 } 2837 2838 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2839 int userId) { 2840 if (!sUserManager.exists(userId)) return null; 2841 PackageSetting ps = mSettings.mPackages.get(packageName); 2842 if (ps != null) { 2843 PackageParser.Package pkg = ps.pkg; 2844 if (pkg == null) { 2845 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2846 return null; 2847 } 2848 // Only data remains, so we aren't worried about code paths 2849 pkg = new PackageParser.Package(packageName); 2850 pkg.applicationInfo.packageName = packageName; 2851 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2852 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2853 pkg.applicationInfo.dataDir = Environment 2854 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2855 .getAbsolutePath(); 2856 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2857 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2858 } 2859 return generatePackageInfo(pkg, flags, userId); 2860 } 2861 return null; 2862 } 2863 2864 @Override 2865 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2866 if (!sUserManager.exists(userId)) return null; 2867 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2868 // writer 2869 synchronized (mPackages) { 2870 PackageParser.Package p = mPackages.get(packageName); 2871 if (DEBUG_PACKAGE_INFO) Log.v( 2872 TAG, "getApplicationInfo " + packageName 2873 + ": " + p); 2874 if (p != null) { 2875 PackageSetting ps = mSettings.mPackages.get(packageName); 2876 if (ps == null) return null; 2877 // Note: isEnabledLP() does not apply here - always return info 2878 return PackageParser.generateApplicationInfo( 2879 p, flags, ps.readUserState(userId), userId); 2880 } 2881 if ("android".equals(packageName)||"system".equals(packageName)) { 2882 return mAndroidApplication; 2883 } 2884 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2885 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2886 } 2887 } 2888 return null; 2889 } 2890 2891 @Override 2892 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2893 final IPackageDataObserver observer) { 2894 mContext.enforceCallingOrSelfPermission( 2895 android.Manifest.permission.CLEAR_APP_CACHE, null); 2896 // Queue up an async operation since clearing cache may take a little while. 2897 mHandler.post(new Runnable() { 2898 public void run() { 2899 mHandler.removeCallbacks(this); 2900 int retCode = -1; 2901 synchronized (mInstallLock) { 2902 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2903 if (retCode < 0) { 2904 Slog.w(TAG, "Couldn't clear application caches"); 2905 } 2906 } 2907 if (observer != null) { 2908 try { 2909 observer.onRemoveCompleted(null, (retCode >= 0)); 2910 } catch (RemoteException e) { 2911 Slog.w(TAG, "RemoveException when invoking call back"); 2912 } 2913 } 2914 } 2915 }); 2916 } 2917 2918 @Override 2919 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2920 final IntentSender pi) { 2921 mContext.enforceCallingOrSelfPermission( 2922 android.Manifest.permission.CLEAR_APP_CACHE, null); 2923 // Queue up an async operation since clearing cache may take a little while. 2924 mHandler.post(new Runnable() { 2925 public void run() { 2926 mHandler.removeCallbacks(this); 2927 int retCode = -1; 2928 synchronized (mInstallLock) { 2929 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2930 if (retCode < 0) { 2931 Slog.w(TAG, "Couldn't clear application caches"); 2932 } 2933 } 2934 if(pi != null) { 2935 try { 2936 // Callback via pending intent 2937 int code = (retCode >= 0) ? 1 : 0; 2938 pi.sendIntent(null, code, null, 2939 null, null); 2940 } catch (SendIntentException e1) { 2941 Slog.i(TAG, "Failed to send pending intent"); 2942 } 2943 } 2944 } 2945 }); 2946 } 2947 2948 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2949 synchronized (mInstallLock) { 2950 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2951 throw new IOException("Failed to free enough space"); 2952 } 2953 } 2954 } 2955 2956 @Override 2957 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2958 if (!sUserManager.exists(userId)) return null; 2959 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2960 synchronized (mPackages) { 2961 PackageParser.Activity a = mActivities.mActivities.get(component); 2962 2963 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2964 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2965 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2966 if (ps == null) return null; 2967 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2968 userId); 2969 } 2970 if (mResolveComponentName.equals(component)) { 2971 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2972 new PackageUserState(), userId); 2973 } 2974 } 2975 return null; 2976 } 2977 2978 @Override 2979 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2980 String resolvedType) { 2981 synchronized (mPackages) { 2982 PackageParser.Activity a = mActivities.mActivities.get(component); 2983 if (a == null) { 2984 return false; 2985 } 2986 for (int i=0; i<a.intents.size(); i++) { 2987 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2988 intent.getData(), intent.getCategories(), TAG) >= 0) { 2989 return true; 2990 } 2991 } 2992 return false; 2993 } 2994 } 2995 2996 @Override 2997 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2998 if (!sUserManager.exists(userId)) return null; 2999 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3000 synchronized (mPackages) { 3001 PackageParser.Activity a = mReceivers.mActivities.get(component); 3002 if (DEBUG_PACKAGE_INFO) Log.v( 3003 TAG, "getReceiverInfo " + component + ": " + a); 3004 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3005 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3006 if (ps == null) return null; 3007 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3008 userId); 3009 } 3010 } 3011 return null; 3012 } 3013 3014 @Override 3015 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3016 if (!sUserManager.exists(userId)) return null; 3017 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3018 synchronized (mPackages) { 3019 PackageParser.Service s = mServices.mServices.get(component); 3020 if (DEBUG_PACKAGE_INFO) Log.v( 3021 TAG, "getServiceInfo " + component + ": " + s); 3022 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3023 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3024 if (ps == null) return null; 3025 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3026 userId); 3027 } 3028 } 3029 return null; 3030 } 3031 3032 @Override 3033 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3034 if (!sUserManager.exists(userId)) return null; 3035 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3036 synchronized (mPackages) { 3037 PackageParser.Provider p = mProviders.mProviders.get(component); 3038 if (DEBUG_PACKAGE_INFO) Log.v( 3039 TAG, "getProviderInfo " + component + ": " + p); 3040 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3041 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3042 if (ps == null) return null; 3043 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3044 userId); 3045 } 3046 } 3047 return null; 3048 } 3049 3050 @Override 3051 public String[] getSystemSharedLibraryNames() { 3052 Set<String> libSet; 3053 synchronized (mPackages) { 3054 libSet = mSharedLibraries.keySet(); 3055 int size = libSet.size(); 3056 if (size > 0) { 3057 String[] libs = new String[size]; 3058 libSet.toArray(libs); 3059 return libs; 3060 } 3061 } 3062 return null; 3063 } 3064 3065 /** 3066 * @hide 3067 */ 3068 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3069 synchronized (mPackages) { 3070 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3071 if (lib != null && lib.apk != null) { 3072 return mPackages.get(lib.apk); 3073 } 3074 } 3075 return null; 3076 } 3077 3078 @Override 3079 public FeatureInfo[] getSystemAvailableFeatures() { 3080 Collection<FeatureInfo> featSet; 3081 synchronized (mPackages) { 3082 featSet = mAvailableFeatures.values(); 3083 int size = featSet.size(); 3084 if (size > 0) { 3085 FeatureInfo[] features = new FeatureInfo[size+1]; 3086 featSet.toArray(features); 3087 FeatureInfo fi = new FeatureInfo(); 3088 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3089 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3090 features[size] = fi; 3091 return features; 3092 } 3093 } 3094 return null; 3095 } 3096 3097 @Override 3098 public boolean hasSystemFeature(String name) { 3099 synchronized (mPackages) { 3100 return mAvailableFeatures.containsKey(name); 3101 } 3102 } 3103 3104 private void checkValidCaller(int uid, int userId) { 3105 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3106 return; 3107 3108 throw new SecurityException("Caller uid=" + uid 3109 + " is not privileged to communicate with user=" + userId); 3110 } 3111 3112 @Override 3113 public int checkPermission(String permName, String pkgName, int userId) { 3114 if (!sUserManager.exists(userId)) { 3115 return PackageManager.PERMISSION_DENIED; 3116 } 3117 3118 synchronized (mPackages) { 3119 final PackageParser.Package p = mPackages.get(pkgName); 3120 if (p != null && p.mExtras != null) { 3121 final PackageSetting ps = (PackageSetting) p.mExtras; 3122 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3123 return PackageManager.PERMISSION_GRANTED; 3124 } 3125 } 3126 } 3127 3128 return PackageManager.PERMISSION_DENIED; 3129 } 3130 3131 @Override 3132 public int checkUidPermission(String permName, int uid) { 3133 final int userId = UserHandle.getUserId(uid); 3134 3135 if (!sUserManager.exists(userId)) { 3136 return PackageManager.PERMISSION_DENIED; 3137 } 3138 3139 synchronized (mPackages) { 3140 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3141 if (obj != null) { 3142 final SettingBase ps = (SettingBase) obj; 3143 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3144 return PackageManager.PERMISSION_GRANTED; 3145 } 3146 } else { 3147 ArraySet<String> perms = mSystemPermissions.get(uid); 3148 if (perms != null && perms.contains(permName)) { 3149 return PackageManager.PERMISSION_GRANTED; 3150 } 3151 } 3152 } 3153 3154 return PackageManager.PERMISSION_DENIED; 3155 } 3156 3157 @Override 3158 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3159 if (UserHandle.getCallingUserId() != userId) { 3160 mContext.enforceCallingPermission( 3161 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3162 "isPermissionRevokedByPolicy for user " + userId); 3163 } 3164 3165 if (checkPermission(permission, packageName, userId) 3166 == PackageManager.PERMISSION_GRANTED) { 3167 return false; 3168 } 3169 3170 final long identity = Binder.clearCallingIdentity(); 3171 try { 3172 final int flags = getPermissionFlags(permission, packageName, userId); 3173 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3174 } finally { 3175 Binder.restoreCallingIdentity(identity); 3176 } 3177 } 3178 3179 /** 3180 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3181 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3182 * @param checkShell TODO(yamasani): 3183 * @param message the message to log on security exception 3184 */ 3185 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3186 boolean checkShell, String message) { 3187 if (userId < 0) { 3188 throw new IllegalArgumentException("Invalid userId " + userId); 3189 } 3190 if (checkShell) { 3191 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3192 } 3193 if (userId == UserHandle.getUserId(callingUid)) return; 3194 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3195 if (requireFullPermission) { 3196 mContext.enforceCallingOrSelfPermission( 3197 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3198 } else { 3199 try { 3200 mContext.enforceCallingOrSelfPermission( 3201 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3202 } catch (SecurityException se) { 3203 mContext.enforceCallingOrSelfPermission( 3204 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3205 } 3206 } 3207 } 3208 } 3209 3210 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3211 if (callingUid == Process.SHELL_UID) { 3212 if (userHandle >= 0 3213 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3214 throw new SecurityException("Shell does not have permission to access user " 3215 + userHandle); 3216 } else if (userHandle < 0) { 3217 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3218 + Debug.getCallers(3)); 3219 } 3220 } 3221 } 3222 3223 private BasePermission findPermissionTreeLP(String permName) { 3224 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3225 if (permName.startsWith(bp.name) && 3226 permName.length() > bp.name.length() && 3227 permName.charAt(bp.name.length()) == '.') { 3228 return bp; 3229 } 3230 } 3231 return null; 3232 } 3233 3234 private BasePermission checkPermissionTreeLP(String permName) { 3235 if (permName != null) { 3236 BasePermission bp = findPermissionTreeLP(permName); 3237 if (bp != null) { 3238 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3239 return bp; 3240 } 3241 throw new SecurityException("Calling uid " 3242 + Binder.getCallingUid() 3243 + " is not allowed to add to permission tree " 3244 + bp.name + " owned by uid " + bp.uid); 3245 } 3246 } 3247 throw new SecurityException("No permission tree found for " + permName); 3248 } 3249 3250 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3251 if (s1 == null) { 3252 return s2 == null; 3253 } 3254 if (s2 == null) { 3255 return false; 3256 } 3257 if (s1.getClass() != s2.getClass()) { 3258 return false; 3259 } 3260 return s1.equals(s2); 3261 } 3262 3263 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3264 if (pi1.icon != pi2.icon) return false; 3265 if (pi1.logo != pi2.logo) return false; 3266 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3267 if (!compareStrings(pi1.name, pi2.name)) return false; 3268 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3269 // We'll take care of setting this one. 3270 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3271 // These are not currently stored in settings. 3272 //if (!compareStrings(pi1.group, pi2.group)) return false; 3273 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3274 //if (pi1.labelRes != pi2.labelRes) return false; 3275 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3276 return true; 3277 } 3278 3279 int permissionInfoFootprint(PermissionInfo info) { 3280 int size = info.name.length(); 3281 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3282 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3283 return size; 3284 } 3285 3286 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3287 int size = 0; 3288 for (BasePermission perm : mSettings.mPermissions.values()) { 3289 if (perm.uid == tree.uid) { 3290 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3291 } 3292 } 3293 return size; 3294 } 3295 3296 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3297 // We calculate the max size of permissions defined by this uid and throw 3298 // if that plus the size of 'info' would exceed our stated maximum. 3299 if (tree.uid != Process.SYSTEM_UID) { 3300 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3301 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3302 throw new SecurityException("Permission tree size cap exceeded"); 3303 } 3304 } 3305 } 3306 3307 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3308 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3309 throw new SecurityException("Label must be specified in permission"); 3310 } 3311 BasePermission tree = checkPermissionTreeLP(info.name); 3312 BasePermission bp = mSettings.mPermissions.get(info.name); 3313 boolean added = bp == null; 3314 boolean changed = true; 3315 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3316 if (added) { 3317 enforcePermissionCapLocked(info, tree); 3318 bp = new BasePermission(info.name, tree.sourcePackage, 3319 BasePermission.TYPE_DYNAMIC); 3320 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3321 throw new SecurityException( 3322 "Not allowed to modify non-dynamic permission " 3323 + info.name); 3324 } else { 3325 if (bp.protectionLevel == fixedLevel 3326 && bp.perm.owner.equals(tree.perm.owner) 3327 && bp.uid == tree.uid 3328 && comparePermissionInfos(bp.perm.info, info)) { 3329 changed = false; 3330 } 3331 } 3332 bp.protectionLevel = fixedLevel; 3333 info = new PermissionInfo(info); 3334 info.protectionLevel = fixedLevel; 3335 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3336 bp.perm.info.packageName = tree.perm.info.packageName; 3337 bp.uid = tree.uid; 3338 if (added) { 3339 mSettings.mPermissions.put(info.name, bp); 3340 } 3341 if (changed) { 3342 if (!async) { 3343 mSettings.writeLPr(); 3344 } else { 3345 scheduleWriteSettingsLocked(); 3346 } 3347 } 3348 return added; 3349 } 3350 3351 @Override 3352 public boolean addPermission(PermissionInfo info) { 3353 synchronized (mPackages) { 3354 return addPermissionLocked(info, false); 3355 } 3356 } 3357 3358 @Override 3359 public boolean addPermissionAsync(PermissionInfo info) { 3360 synchronized (mPackages) { 3361 return addPermissionLocked(info, true); 3362 } 3363 } 3364 3365 @Override 3366 public void removePermission(String name) { 3367 synchronized (mPackages) { 3368 checkPermissionTreeLP(name); 3369 BasePermission bp = mSettings.mPermissions.get(name); 3370 if (bp != null) { 3371 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3372 throw new SecurityException( 3373 "Not allowed to modify non-dynamic permission " 3374 + name); 3375 } 3376 mSettings.mPermissions.remove(name); 3377 mSettings.writeLPr(); 3378 } 3379 } 3380 } 3381 3382 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3383 BasePermission bp) { 3384 int index = pkg.requestedPermissions.indexOf(bp.name); 3385 if (index == -1) { 3386 throw new SecurityException("Package " + pkg.packageName 3387 + " has not requested permission " + bp.name); 3388 } 3389 if (!bp.isRuntime()) { 3390 throw new SecurityException("Permission " + bp.name 3391 + " is not a changeable permission type"); 3392 } 3393 } 3394 3395 @Override 3396 public void grantRuntimePermission(String packageName, String name, final int userId) { 3397 if (!sUserManager.exists(userId)) { 3398 Log.e(TAG, "No such user:" + userId); 3399 return; 3400 } 3401 3402 mContext.enforceCallingOrSelfPermission( 3403 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3404 "grantRuntimePermission"); 3405 3406 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3407 "grantRuntimePermission"); 3408 3409 final int uid; 3410 final SettingBase sb; 3411 3412 synchronized (mPackages) { 3413 final PackageParser.Package pkg = mPackages.get(packageName); 3414 if (pkg == null) { 3415 throw new IllegalArgumentException("Unknown package: " + packageName); 3416 } 3417 3418 final BasePermission bp = mSettings.mPermissions.get(name); 3419 if (bp == null) { 3420 throw new IllegalArgumentException("Unknown permission: " + name); 3421 } 3422 3423 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3424 3425 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3426 sb = (SettingBase) pkg.mExtras; 3427 if (sb == null) { 3428 throw new IllegalArgumentException("Unknown package: " + packageName); 3429 } 3430 3431 final PermissionsState permissionsState = sb.getPermissionsState(); 3432 3433 final int flags = permissionsState.getPermissionFlags(name, userId); 3434 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3435 throw new SecurityException("Cannot grant system fixed permission: " 3436 + name + " for package: " + packageName); 3437 } 3438 3439 final int result = permissionsState.grantRuntimePermission(bp, userId); 3440 switch (result) { 3441 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3442 return; 3443 } 3444 3445 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3446 mHandler.post(new Runnable() { 3447 @Override 3448 public void run() { 3449 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3450 } 3451 }); 3452 } break; 3453 } 3454 3455 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3456 3457 // Not critical if that is lost - app has to request again. 3458 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3459 } 3460 3461 // Only need to do this if user is initialized. Otherwise it's a new user 3462 // and there are no processes running as the user yet and there's no need 3463 // to make an expensive call to remount processes for the changed permissions. 3464 if (READ_EXTERNAL_STORAGE.equals(name) 3465 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3466 final long token = Binder.clearCallingIdentity(); 3467 try { 3468 if (sUserManager.isInitialized(userId)) { 3469 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3470 storage.remountUid(uid); 3471 } 3472 } finally { 3473 Binder.restoreCallingIdentity(token); 3474 } 3475 } 3476 } 3477 3478 @Override 3479 public void revokeRuntimePermission(String packageName, String name, int userId) { 3480 if (!sUserManager.exists(userId)) { 3481 Log.e(TAG, "No such user:" + userId); 3482 return; 3483 } 3484 3485 mContext.enforceCallingOrSelfPermission( 3486 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3487 "revokeRuntimePermission"); 3488 3489 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3490 "revokeRuntimePermission"); 3491 3492 final SettingBase sb; 3493 3494 synchronized (mPackages) { 3495 final PackageParser.Package pkg = mPackages.get(packageName); 3496 if (pkg == null) { 3497 throw new IllegalArgumentException("Unknown package: " + packageName); 3498 } 3499 3500 final BasePermission bp = mSettings.mPermissions.get(name); 3501 if (bp == null) { 3502 throw new IllegalArgumentException("Unknown permission: " + name); 3503 } 3504 3505 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3506 3507 sb = (SettingBase) pkg.mExtras; 3508 if (sb == null) { 3509 throw new IllegalArgumentException("Unknown package: " + packageName); 3510 } 3511 3512 final PermissionsState permissionsState = sb.getPermissionsState(); 3513 3514 final int flags = permissionsState.getPermissionFlags(name, userId); 3515 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3516 throw new SecurityException("Cannot revoke system fixed permission: " 3517 + name + " for package: " + packageName); 3518 } 3519 3520 if (permissionsState.revokeRuntimePermission(bp, userId) == 3521 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3522 return; 3523 } 3524 3525 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3526 3527 // Critical, after this call app should never have the permission. 3528 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3529 } 3530 3531 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3532 } 3533 3534 @Override 3535 public void resetRuntimePermissions() { 3536 mContext.enforceCallingOrSelfPermission( 3537 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3538 "revokeRuntimePermission"); 3539 3540 int callingUid = Binder.getCallingUid(); 3541 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3542 mContext.enforceCallingOrSelfPermission( 3543 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3544 "resetRuntimePermissions"); 3545 } 3546 3547 final int[] userIds; 3548 3549 synchronized (mPackages) { 3550 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3551 final int userCount = UserManagerService.getInstance().getUserIds().length; 3552 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3553 } 3554 3555 for (int userId : userIds) { 3556 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3557 } 3558 } 3559 3560 @Override 3561 public int getPermissionFlags(String name, String packageName, int userId) { 3562 if (!sUserManager.exists(userId)) { 3563 return 0; 3564 } 3565 3566 mContext.enforceCallingOrSelfPermission( 3567 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3568 "getPermissionFlags"); 3569 3570 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3571 "getPermissionFlags"); 3572 3573 synchronized (mPackages) { 3574 final PackageParser.Package pkg = mPackages.get(packageName); 3575 if (pkg == null) { 3576 throw new IllegalArgumentException("Unknown package: " + packageName); 3577 } 3578 3579 final BasePermission bp = mSettings.mPermissions.get(name); 3580 if (bp == null) { 3581 throw new IllegalArgumentException("Unknown permission: " + name); 3582 } 3583 3584 SettingBase sb = (SettingBase) pkg.mExtras; 3585 if (sb == null) { 3586 throw new IllegalArgumentException("Unknown package: " + packageName); 3587 } 3588 3589 PermissionsState permissionsState = sb.getPermissionsState(); 3590 return permissionsState.getPermissionFlags(name, userId); 3591 } 3592 } 3593 3594 @Override 3595 public void updatePermissionFlags(String name, String packageName, int flagMask, 3596 int flagValues, int userId) { 3597 if (!sUserManager.exists(userId)) { 3598 return; 3599 } 3600 3601 mContext.enforceCallingOrSelfPermission( 3602 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3603 "updatePermissionFlags"); 3604 3605 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3606 "updatePermissionFlags"); 3607 3608 // Only the system can change system fixed flags. 3609 if (getCallingUid() != Process.SYSTEM_UID) { 3610 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3611 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3612 } 3613 3614 synchronized (mPackages) { 3615 final PackageParser.Package pkg = mPackages.get(packageName); 3616 if (pkg == null) { 3617 throw new IllegalArgumentException("Unknown package: " + packageName); 3618 } 3619 3620 final BasePermission bp = mSettings.mPermissions.get(name); 3621 if (bp == null) { 3622 throw new IllegalArgumentException("Unknown permission: " + name); 3623 } 3624 3625 SettingBase sb = (SettingBase) pkg.mExtras; 3626 if (sb == null) { 3627 throw new IllegalArgumentException("Unknown package: " + packageName); 3628 } 3629 3630 PermissionsState permissionsState = sb.getPermissionsState(); 3631 3632 // Only the package manager can change flags for system component permissions. 3633 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3634 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3635 return; 3636 } 3637 3638 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3639 3640 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3641 // Install and runtime permissions are stored in different places, 3642 // so figure out what permission changed and persist the change. 3643 if (permissionsState.getInstallPermissionState(name) != null) { 3644 scheduleWriteSettingsLocked(); 3645 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3646 || hadState) { 3647 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3648 } 3649 } 3650 } 3651 } 3652 3653 /** 3654 * Update the permission flags for all packages and runtime permissions of a user in order 3655 * to allow device or profile owner to remove POLICY_FIXED. 3656 */ 3657 @Override 3658 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3659 if (!sUserManager.exists(userId)) { 3660 return; 3661 } 3662 3663 mContext.enforceCallingOrSelfPermission( 3664 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3665 "updatePermissionFlagsForAllApps"); 3666 3667 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3668 "updatePermissionFlagsForAllApps"); 3669 3670 // Only the system can change system fixed flags. 3671 if (getCallingUid() != Process.SYSTEM_UID) { 3672 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3673 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3674 } 3675 3676 synchronized (mPackages) { 3677 boolean changed = false; 3678 final int packageCount = mPackages.size(); 3679 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3680 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3681 SettingBase sb = (SettingBase) pkg.mExtras; 3682 if (sb == null) { 3683 continue; 3684 } 3685 PermissionsState permissionsState = sb.getPermissionsState(); 3686 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3687 userId, flagMask, flagValues); 3688 } 3689 if (changed) { 3690 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3691 } 3692 } 3693 } 3694 3695 @Override 3696 public boolean shouldShowRequestPermissionRationale(String permissionName, 3697 String packageName, int userId) { 3698 if (UserHandle.getCallingUserId() != userId) { 3699 mContext.enforceCallingPermission( 3700 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3701 "canShowRequestPermissionRationale for user " + userId); 3702 } 3703 3704 final int uid = getPackageUid(packageName, userId); 3705 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3706 return false; 3707 } 3708 3709 if (checkPermission(permissionName, packageName, userId) 3710 == PackageManager.PERMISSION_GRANTED) { 3711 return false; 3712 } 3713 3714 final int flags; 3715 3716 final long identity = Binder.clearCallingIdentity(); 3717 try { 3718 flags = getPermissionFlags(permissionName, 3719 packageName, userId); 3720 } finally { 3721 Binder.restoreCallingIdentity(identity); 3722 } 3723 3724 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3725 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3726 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3727 3728 if ((flags & fixedFlags) != 0) { 3729 return false; 3730 } 3731 3732 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3733 } 3734 3735 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3736 BasePermission bp = mSettings.mPermissions.get(permission); 3737 if (bp == null) { 3738 throw new SecurityException("Missing " + permission + " permission"); 3739 } 3740 3741 SettingBase sb = (SettingBase) pkg.mExtras; 3742 PermissionsState permissionsState = sb.getPermissionsState(); 3743 3744 if (permissionsState.grantInstallPermission(bp) != 3745 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3746 scheduleWriteSettingsLocked(); 3747 } 3748 } 3749 3750 @Override 3751 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3752 mContext.enforceCallingOrSelfPermission( 3753 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3754 "addOnPermissionsChangeListener"); 3755 3756 synchronized (mPackages) { 3757 mOnPermissionChangeListeners.addListenerLocked(listener); 3758 } 3759 } 3760 3761 @Override 3762 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3763 synchronized (mPackages) { 3764 mOnPermissionChangeListeners.removeListenerLocked(listener); 3765 } 3766 } 3767 3768 @Override 3769 public boolean isProtectedBroadcast(String actionName) { 3770 synchronized (mPackages) { 3771 return mProtectedBroadcasts.contains(actionName); 3772 } 3773 } 3774 3775 @Override 3776 public int checkSignatures(String pkg1, String pkg2) { 3777 synchronized (mPackages) { 3778 final PackageParser.Package p1 = mPackages.get(pkg1); 3779 final PackageParser.Package p2 = mPackages.get(pkg2); 3780 if (p1 == null || p1.mExtras == null 3781 || p2 == null || p2.mExtras == null) { 3782 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3783 } 3784 return compareSignatures(p1.mSignatures, p2.mSignatures); 3785 } 3786 } 3787 3788 @Override 3789 public int checkUidSignatures(int uid1, int uid2) { 3790 // Map to base uids. 3791 uid1 = UserHandle.getAppId(uid1); 3792 uid2 = UserHandle.getAppId(uid2); 3793 // reader 3794 synchronized (mPackages) { 3795 Signature[] s1; 3796 Signature[] s2; 3797 Object obj = mSettings.getUserIdLPr(uid1); 3798 if (obj != null) { 3799 if (obj instanceof SharedUserSetting) { 3800 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3801 } else if (obj instanceof PackageSetting) { 3802 s1 = ((PackageSetting)obj).signatures.mSignatures; 3803 } else { 3804 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3805 } 3806 } else { 3807 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3808 } 3809 obj = mSettings.getUserIdLPr(uid2); 3810 if (obj != null) { 3811 if (obj instanceof SharedUserSetting) { 3812 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3813 } else if (obj instanceof PackageSetting) { 3814 s2 = ((PackageSetting)obj).signatures.mSignatures; 3815 } else { 3816 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3817 } 3818 } else { 3819 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3820 } 3821 return compareSignatures(s1, s2); 3822 } 3823 } 3824 3825 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3826 final long identity = Binder.clearCallingIdentity(); 3827 try { 3828 if (sb instanceof SharedUserSetting) { 3829 SharedUserSetting sus = (SharedUserSetting) sb; 3830 final int packageCount = sus.packages.size(); 3831 for (int i = 0; i < packageCount; i++) { 3832 PackageSetting susPs = sus.packages.valueAt(i); 3833 if (userId == UserHandle.USER_ALL) { 3834 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3835 } else { 3836 final int uid = UserHandle.getUid(userId, susPs.appId); 3837 killUid(uid, reason); 3838 } 3839 } 3840 } else if (sb instanceof PackageSetting) { 3841 PackageSetting ps = (PackageSetting) sb; 3842 if (userId == UserHandle.USER_ALL) { 3843 killApplication(ps.pkg.packageName, ps.appId, reason); 3844 } else { 3845 final int uid = UserHandle.getUid(userId, ps.appId); 3846 killUid(uid, reason); 3847 } 3848 } 3849 } finally { 3850 Binder.restoreCallingIdentity(identity); 3851 } 3852 } 3853 3854 private static void killUid(int uid, String reason) { 3855 IActivityManager am = ActivityManagerNative.getDefault(); 3856 if (am != null) { 3857 try { 3858 am.killUid(uid, reason); 3859 } catch (RemoteException e) { 3860 /* ignore - same process */ 3861 } 3862 } 3863 } 3864 3865 /** 3866 * Compares two sets of signatures. Returns: 3867 * <br /> 3868 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3869 * <br /> 3870 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3871 * <br /> 3872 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3873 * <br /> 3874 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3875 * <br /> 3876 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3877 */ 3878 static int compareSignatures(Signature[] s1, Signature[] s2) { 3879 if (s1 == null) { 3880 return s2 == null 3881 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3882 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3883 } 3884 3885 if (s2 == null) { 3886 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3887 } 3888 3889 if (s1.length != s2.length) { 3890 return PackageManager.SIGNATURE_NO_MATCH; 3891 } 3892 3893 // Since both signature sets are of size 1, we can compare without HashSets. 3894 if (s1.length == 1) { 3895 return s1[0].equals(s2[0]) ? 3896 PackageManager.SIGNATURE_MATCH : 3897 PackageManager.SIGNATURE_NO_MATCH; 3898 } 3899 3900 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3901 for (Signature sig : s1) { 3902 set1.add(sig); 3903 } 3904 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3905 for (Signature sig : s2) { 3906 set2.add(sig); 3907 } 3908 // Make sure s2 contains all signatures in s1. 3909 if (set1.equals(set2)) { 3910 return PackageManager.SIGNATURE_MATCH; 3911 } 3912 return PackageManager.SIGNATURE_NO_MATCH; 3913 } 3914 3915 /** 3916 * If the database version for this type of package (internal storage or 3917 * external storage) is less than the version where package signatures 3918 * were updated, return true. 3919 */ 3920 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3921 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3922 DatabaseVersion.SIGNATURE_END_ENTITY)) 3923 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3924 DatabaseVersion.SIGNATURE_END_ENTITY)); 3925 } 3926 3927 /** 3928 * Used for backward compatibility to make sure any packages with 3929 * certificate chains get upgraded to the new style. {@code existingSigs} 3930 * will be in the old format (since they were stored on disk from before the 3931 * system upgrade) and {@code scannedSigs} will be in the newer format. 3932 */ 3933 private int compareSignaturesCompat(PackageSignatures existingSigs, 3934 PackageParser.Package scannedPkg) { 3935 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3936 return PackageManager.SIGNATURE_NO_MATCH; 3937 } 3938 3939 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3940 for (Signature sig : existingSigs.mSignatures) { 3941 existingSet.add(sig); 3942 } 3943 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3944 for (Signature sig : scannedPkg.mSignatures) { 3945 try { 3946 Signature[] chainSignatures = sig.getChainSignatures(); 3947 for (Signature chainSig : chainSignatures) { 3948 scannedCompatSet.add(chainSig); 3949 } 3950 } catch (CertificateEncodingException e) { 3951 scannedCompatSet.add(sig); 3952 } 3953 } 3954 /* 3955 * Make sure the expanded scanned set contains all signatures in the 3956 * existing one. 3957 */ 3958 if (scannedCompatSet.equals(existingSet)) { 3959 // Migrate the old signatures to the new scheme. 3960 existingSigs.assignSignatures(scannedPkg.mSignatures); 3961 // The new KeySets will be re-added later in the scanning process. 3962 synchronized (mPackages) { 3963 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3964 } 3965 return PackageManager.SIGNATURE_MATCH; 3966 } 3967 return PackageManager.SIGNATURE_NO_MATCH; 3968 } 3969 3970 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3971 if (isExternal(scannedPkg)) { 3972 return mSettings.isExternalDatabaseVersionOlderThan( 3973 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3974 } else { 3975 return mSettings.isInternalDatabaseVersionOlderThan( 3976 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3977 } 3978 } 3979 3980 private int compareSignaturesRecover(PackageSignatures existingSigs, 3981 PackageParser.Package scannedPkg) { 3982 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3983 return PackageManager.SIGNATURE_NO_MATCH; 3984 } 3985 3986 String msg = null; 3987 try { 3988 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3989 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3990 + scannedPkg.packageName); 3991 return PackageManager.SIGNATURE_MATCH; 3992 } 3993 } catch (CertificateException e) { 3994 msg = e.getMessage(); 3995 } 3996 3997 logCriticalInfo(Log.INFO, 3998 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3999 return PackageManager.SIGNATURE_NO_MATCH; 4000 } 4001 4002 @Override 4003 public String[] getPackagesForUid(int uid) { 4004 uid = UserHandle.getAppId(uid); 4005 // reader 4006 synchronized (mPackages) { 4007 Object obj = mSettings.getUserIdLPr(uid); 4008 if (obj instanceof SharedUserSetting) { 4009 final SharedUserSetting sus = (SharedUserSetting) obj; 4010 final int N = sus.packages.size(); 4011 final String[] res = new String[N]; 4012 final Iterator<PackageSetting> it = sus.packages.iterator(); 4013 int i = 0; 4014 while (it.hasNext()) { 4015 res[i++] = it.next().name; 4016 } 4017 return res; 4018 } else if (obj instanceof PackageSetting) { 4019 final PackageSetting ps = (PackageSetting) obj; 4020 return new String[] { ps.name }; 4021 } 4022 } 4023 return null; 4024 } 4025 4026 @Override 4027 public String getNameForUid(int uid) { 4028 // reader 4029 synchronized (mPackages) { 4030 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4031 if (obj instanceof SharedUserSetting) { 4032 final SharedUserSetting sus = (SharedUserSetting) obj; 4033 return sus.name + ":" + sus.userId; 4034 } else if (obj instanceof PackageSetting) { 4035 final PackageSetting ps = (PackageSetting) obj; 4036 return ps.name; 4037 } 4038 } 4039 return null; 4040 } 4041 4042 @Override 4043 public int getUidForSharedUser(String sharedUserName) { 4044 if(sharedUserName == null) { 4045 return -1; 4046 } 4047 // reader 4048 synchronized (mPackages) { 4049 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4050 if (suid == null) { 4051 return -1; 4052 } 4053 return suid.userId; 4054 } 4055 } 4056 4057 @Override 4058 public int getFlagsForUid(int uid) { 4059 synchronized (mPackages) { 4060 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4061 if (obj instanceof SharedUserSetting) { 4062 final SharedUserSetting sus = (SharedUserSetting) obj; 4063 return sus.pkgFlags; 4064 } else if (obj instanceof PackageSetting) { 4065 final PackageSetting ps = (PackageSetting) obj; 4066 return ps.pkgFlags; 4067 } 4068 } 4069 return 0; 4070 } 4071 4072 @Override 4073 public int getPrivateFlagsForUid(int uid) { 4074 synchronized (mPackages) { 4075 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4076 if (obj instanceof SharedUserSetting) { 4077 final SharedUserSetting sus = (SharedUserSetting) obj; 4078 return sus.pkgPrivateFlags; 4079 } else if (obj instanceof PackageSetting) { 4080 final PackageSetting ps = (PackageSetting) obj; 4081 return ps.pkgPrivateFlags; 4082 } 4083 } 4084 return 0; 4085 } 4086 4087 @Override 4088 public boolean isUidPrivileged(int uid) { 4089 uid = UserHandle.getAppId(uid); 4090 // reader 4091 synchronized (mPackages) { 4092 Object obj = mSettings.getUserIdLPr(uid); 4093 if (obj instanceof SharedUserSetting) { 4094 final SharedUserSetting sus = (SharedUserSetting) obj; 4095 final Iterator<PackageSetting> it = sus.packages.iterator(); 4096 while (it.hasNext()) { 4097 if (it.next().isPrivileged()) { 4098 return true; 4099 } 4100 } 4101 } else if (obj instanceof PackageSetting) { 4102 final PackageSetting ps = (PackageSetting) obj; 4103 return ps.isPrivileged(); 4104 } 4105 } 4106 return false; 4107 } 4108 4109 @Override 4110 public String[] getAppOpPermissionPackages(String permissionName) { 4111 synchronized (mPackages) { 4112 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4113 if (pkgs == null) { 4114 return null; 4115 } 4116 return pkgs.toArray(new String[pkgs.size()]); 4117 } 4118 } 4119 4120 @Override 4121 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4122 int flags, int userId) { 4123 if (!sUserManager.exists(userId)) return null; 4124 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4125 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4126 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4127 } 4128 4129 @Override 4130 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4131 IntentFilter filter, int match, ComponentName activity) { 4132 final int userId = UserHandle.getCallingUserId(); 4133 if (DEBUG_PREFERRED) { 4134 Log.v(TAG, "setLastChosenActivity intent=" + intent 4135 + " resolvedType=" + resolvedType 4136 + " flags=" + flags 4137 + " filter=" + filter 4138 + " match=" + match 4139 + " activity=" + activity); 4140 filter.dump(new PrintStreamPrinter(System.out), " "); 4141 } 4142 intent.setComponent(null); 4143 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4144 // Find any earlier preferred or last chosen entries and nuke them 4145 findPreferredActivity(intent, resolvedType, 4146 flags, query, 0, false, true, false, userId); 4147 // Add the new activity as the last chosen for this filter 4148 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4149 "Setting last chosen"); 4150 } 4151 4152 @Override 4153 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4154 final int userId = UserHandle.getCallingUserId(); 4155 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4156 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4157 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4158 false, false, false, userId); 4159 } 4160 4161 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4162 int flags, List<ResolveInfo> query, int userId) { 4163 if (query != null) { 4164 final int N = query.size(); 4165 if (N == 1) { 4166 return query.get(0); 4167 } else if (N > 1) { 4168 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4169 // If there is more than one activity with the same priority, 4170 // then let the user decide between them. 4171 ResolveInfo r0 = query.get(0); 4172 ResolveInfo r1 = query.get(1); 4173 if (DEBUG_INTENT_MATCHING || debug) { 4174 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4175 + r1.activityInfo.name + "=" + r1.priority); 4176 } 4177 // If the first activity has a higher priority, or a different 4178 // default, then it is always desireable to pick it. 4179 if (r0.priority != r1.priority 4180 || r0.preferredOrder != r1.preferredOrder 4181 || r0.isDefault != r1.isDefault) { 4182 return query.get(0); 4183 } 4184 // If we have saved a preference for a preferred activity for 4185 // this Intent, use that. 4186 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4187 flags, query, r0.priority, true, false, debug, userId); 4188 if (ri != null) { 4189 return ri; 4190 } 4191 if (userId != 0) { 4192 ri = new ResolveInfo(mResolveInfo); 4193 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4194 ri.activityInfo.applicationInfo = new ApplicationInfo( 4195 ri.activityInfo.applicationInfo); 4196 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4197 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4198 return ri; 4199 } 4200 return mResolveInfo; 4201 } 4202 } 4203 return null; 4204 } 4205 4206 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4207 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4208 final int N = query.size(); 4209 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4210 .get(userId); 4211 // Get the list of persistent preferred activities that handle the intent 4212 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4213 List<PersistentPreferredActivity> pprefs = ppir != null 4214 ? ppir.queryIntent(intent, resolvedType, 4215 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4216 : null; 4217 if (pprefs != null && pprefs.size() > 0) { 4218 final int M = pprefs.size(); 4219 for (int i=0; i<M; i++) { 4220 final PersistentPreferredActivity ppa = pprefs.get(i); 4221 if (DEBUG_PREFERRED || debug) { 4222 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4223 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4224 + "\n component=" + ppa.mComponent); 4225 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4226 } 4227 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4228 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4229 if (DEBUG_PREFERRED || debug) { 4230 Slog.v(TAG, "Found persistent preferred activity:"); 4231 if (ai != null) { 4232 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4233 } else { 4234 Slog.v(TAG, " null"); 4235 } 4236 } 4237 if (ai == null) { 4238 // This previously registered persistent preferred activity 4239 // component is no longer known. Ignore it and do NOT remove it. 4240 continue; 4241 } 4242 for (int j=0; j<N; j++) { 4243 final ResolveInfo ri = query.get(j); 4244 if (!ri.activityInfo.applicationInfo.packageName 4245 .equals(ai.applicationInfo.packageName)) { 4246 continue; 4247 } 4248 if (!ri.activityInfo.name.equals(ai.name)) { 4249 continue; 4250 } 4251 // Found a persistent preference that can handle the intent. 4252 if (DEBUG_PREFERRED || debug) { 4253 Slog.v(TAG, "Returning persistent preferred activity: " + 4254 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4255 } 4256 return ri; 4257 } 4258 } 4259 } 4260 return null; 4261 } 4262 4263 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4264 List<ResolveInfo> query, int priority, boolean always, 4265 boolean removeMatches, boolean debug, int userId) { 4266 if (!sUserManager.exists(userId)) return null; 4267 // writer 4268 synchronized (mPackages) { 4269 if (intent.getSelector() != null) { 4270 intent = intent.getSelector(); 4271 } 4272 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4273 4274 // Try to find a matching persistent preferred activity. 4275 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4276 debug, userId); 4277 4278 // If a persistent preferred activity matched, use it. 4279 if (pri != null) { 4280 return pri; 4281 } 4282 4283 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4284 // Get the list of preferred activities that handle the intent 4285 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4286 List<PreferredActivity> prefs = pir != null 4287 ? pir.queryIntent(intent, resolvedType, 4288 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4289 : null; 4290 if (prefs != null && prefs.size() > 0) { 4291 boolean changed = false; 4292 try { 4293 // First figure out how good the original match set is. 4294 // We will only allow preferred activities that came 4295 // from the same match quality. 4296 int match = 0; 4297 4298 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4299 4300 final int N = query.size(); 4301 for (int j=0; j<N; j++) { 4302 final ResolveInfo ri = query.get(j); 4303 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4304 + ": 0x" + Integer.toHexString(match)); 4305 if (ri.match > match) { 4306 match = ri.match; 4307 } 4308 } 4309 4310 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4311 + Integer.toHexString(match)); 4312 4313 match &= IntentFilter.MATCH_CATEGORY_MASK; 4314 final int M = prefs.size(); 4315 for (int i=0; i<M; i++) { 4316 final PreferredActivity pa = prefs.get(i); 4317 if (DEBUG_PREFERRED || debug) { 4318 Slog.v(TAG, "Checking PreferredActivity ds=" 4319 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4320 + "\n component=" + pa.mPref.mComponent); 4321 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4322 } 4323 if (pa.mPref.mMatch != match) { 4324 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4325 + Integer.toHexString(pa.mPref.mMatch)); 4326 continue; 4327 } 4328 // If it's not an "always" type preferred activity and that's what we're 4329 // looking for, skip it. 4330 if (always && !pa.mPref.mAlways) { 4331 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4332 continue; 4333 } 4334 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4335 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4336 if (DEBUG_PREFERRED || debug) { 4337 Slog.v(TAG, "Found preferred activity:"); 4338 if (ai != null) { 4339 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4340 } else { 4341 Slog.v(TAG, " null"); 4342 } 4343 } 4344 if (ai == null) { 4345 // This previously registered preferred activity 4346 // component is no longer known. Most likely an update 4347 // to the app was installed and in the new version this 4348 // component no longer exists. Clean it up by removing 4349 // it from the preferred activities list, and skip it. 4350 Slog.w(TAG, "Removing dangling preferred activity: " 4351 + pa.mPref.mComponent); 4352 pir.removeFilter(pa); 4353 changed = true; 4354 continue; 4355 } 4356 for (int j=0; j<N; j++) { 4357 final ResolveInfo ri = query.get(j); 4358 if (!ri.activityInfo.applicationInfo.packageName 4359 .equals(ai.applicationInfo.packageName)) { 4360 continue; 4361 } 4362 if (!ri.activityInfo.name.equals(ai.name)) { 4363 continue; 4364 } 4365 4366 if (removeMatches) { 4367 pir.removeFilter(pa); 4368 changed = true; 4369 if (DEBUG_PREFERRED) { 4370 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4371 } 4372 break; 4373 } 4374 4375 // Okay we found a previously set preferred or last chosen app. 4376 // If the result set is different from when this 4377 // was created, we need to clear it and re-ask the 4378 // user their preference, if we're looking for an "always" type entry. 4379 if (always && !pa.mPref.sameSet(query)) { 4380 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4381 + intent + " type " + resolvedType); 4382 if (DEBUG_PREFERRED) { 4383 Slog.v(TAG, "Removing preferred activity since set changed " 4384 + pa.mPref.mComponent); 4385 } 4386 pir.removeFilter(pa); 4387 // Re-add the filter as a "last chosen" entry (!always) 4388 PreferredActivity lastChosen = new PreferredActivity( 4389 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4390 pir.addFilter(lastChosen); 4391 changed = true; 4392 return null; 4393 } 4394 4395 // Yay! Either the set matched or we're looking for the last chosen 4396 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4397 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4398 return ri; 4399 } 4400 } 4401 } finally { 4402 if (changed) { 4403 if (DEBUG_PREFERRED) { 4404 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4405 } 4406 scheduleWritePackageRestrictionsLocked(userId); 4407 } 4408 } 4409 } 4410 } 4411 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4412 return null; 4413 } 4414 4415 /* 4416 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4417 */ 4418 @Override 4419 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4420 int targetUserId) { 4421 mContext.enforceCallingOrSelfPermission( 4422 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4423 List<CrossProfileIntentFilter> matches = 4424 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4425 if (matches != null) { 4426 int size = matches.size(); 4427 for (int i = 0; i < size; i++) { 4428 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4429 } 4430 } 4431 if (hasWebURI(intent)) { 4432 // cross-profile app linking works only towards the parent. 4433 final UserInfo parent = getProfileParent(sourceUserId); 4434 synchronized(mPackages) { 4435 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4436 intent, resolvedType, 0, sourceUserId, parent.id); 4437 return xpDomainInfo != null 4438 && xpDomainInfo.bestDomainVerificationStatus != 4439 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 4440 } 4441 } 4442 return false; 4443 } 4444 4445 private UserInfo getProfileParent(int userId) { 4446 final long identity = Binder.clearCallingIdentity(); 4447 try { 4448 return sUserManager.getProfileParent(userId); 4449 } finally { 4450 Binder.restoreCallingIdentity(identity); 4451 } 4452 } 4453 4454 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4455 String resolvedType, int userId) { 4456 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4457 if (resolver != null) { 4458 return resolver.queryIntent(intent, resolvedType, false, userId); 4459 } 4460 return null; 4461 } 4462 4463 @Override 4464 public List<ResolveInfo> queryIntentActivities(Intent intent, 4465 String resolvedType, int flags, int userId) { 4466 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4467 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4468 ComponentName comp = intent.getComponent(); 4469 if (comp == null) { 4470 if (intent.getSelector() != null) { 4471 intent = intent.getSelector(); 4472 comp = intent.getComponent(); 4473 } 4474 } 4475 4476 if (comp != null) { 4477 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4478 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4479 if (ai != null) { 4480 final ResolveInfo ri = new ResolveInfo(); 4481 ri.activityInfo = ai; 4482 list.add(ri); 4483 } 4484 return list; 4485 } 4486 4487 // reader 4488 synchronized (mPackages) { 4489 final String pkgName = intent.getPackage(); 4490 if (pkgName == null) { 4491 List<CrossProfileIntentFilter> matchingFilters = 4492 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4493 // Check for results that need to skip the current profile. 4494 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4495 resolvedType, flags, userId); 4496 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4497 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4498 result.add(xpResolveInfo); 4499 return filterIfNotPrimaryUser(result, userId); 4500 } 4501 4502 // Check for results in the current profile. 4503 List<ResolveInfo> result = mActivities.queryIntent( 4504 intent, resolvedType, flags, userId); 4505 4506 // Check for cross profile results. 4507 xpResolveInfo = queryCrossProfileIntents( 4508 matchingFilters, intent, resolvedType, flags, userId); 4509 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4510 result.add(xpResolveInfo); 4511 Collections.sort(result, mResolvePrioritySorter); 4512 } 4513 result = filterIfNotPrimaryUser(result, userId); 4514 if (hasWebURI(intent)) { 4515 CrossProfileDomainInfo xpDomainInfo = null; 4516 final UserInfo parent = getProfileParent(userId); 4517 if (parent != null) { 4518 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4519 flags, userId, parent.id); 4520 } 4521 if (xpDomainInfo != null) { 4522 if (xpResolveInfo != null) { 4523 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4524 // in the result. 4525 result.remove(xpResolveInfo); 4526 } 4527 if (result.size() == 0) { 4528 result.add(xpDomainInfo.resolveInfo); 4529 return result; 4530 } 4531 } else if (result.size() <= 1) { 4532 return result; 4533 } 4534 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4535 xpDomainInfo, userId); 4536 Collections.sort(result, mResolvePrioritySorter); 4537 } 4538 return result; 4539 } 4540 final PackageParser.Package pkg = mPackages.get(pkgName); 4541 if (pkg != null) { 4542 return filterIfNotPrimaryUser( 4543 mActivities.queryIntentForPackage( 4544 intent, resolvedType, flags, pkg.activities, userId), 4545 userId); 4546 } 4547 return new ArrayList<ResolveInfo>(); 4548 } 4549 } 4550 4551 private static class CrossProfileDomainInfo { 4552 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4553 ResolveInfo resolveInfo; 4554 /* Best domain verification status of the activities found in the other profile */ 4555 int bestDomainVerificationStatus; 4556 } 4557 4558 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4559 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4560 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4561 sourceUserId)) { 4562 return null; 4563 } 4564 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4565 resolvedType, flags, parentUserId); 4566 4567 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4568 return null; 4569 } 4570 CrossProfileDomainInfo result = null; 4571 int size = resultTargetUser.size(); 4572 for (int i = 0; i < size; i++) { 4573 ResolveInfo riTargetUser = resultTargetUser.get(i); 4574 // Intent filter verification is only for filters that specify a host. So don't return 4575 // those that handle all web uris. 4576 if (riTargetUser.handleAllWebDataURI) { 4577 continue; 4578 } 4579 String packageName = riTargetUser.activityInfo.packageName; 4580 PackageSetting ps = mSettings.mPackages.get(packageName); 4581 if (ps == null) { 4582 continue; 4583 } 4584 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4585 int status = (int)(verificationState >> 32); 4586 if (result == null) { 4587 result = new CrossProfileDomainInfo(); 4588 result.resolveInfo = 4589 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4590 result.bestDomainVerificationStatus = status; 4591 } else { 4592 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4593 result.bestDomainVerificationStatus); 4594 } 4595 } 4596 return result; 4597 } 4598 4599 /** 4600 * Verification statuses are ordered from the worse to the best, except for 4601 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4602 */ 4603 private int bestDomainVerificationStatus(int status1, int status2) { 4604 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4605 return status2; 4606 } 4607 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4608 return status1; 4609 } 4610 return (int) MathUtils.max(status1, status2); 4611 } 4612 4613 private boolean isUserEnabled(int userId) { 4614 long callingId = Binder.clearCallingIdentity(); 4615 try { 4616 UserInfo userInfo = sUserManager.getUserInfo(userId); 4617 return userInfo != null && userInfo.isEnabled(); 4618 } finally { 4619 Binder.restoreCallingIdentity(callingId); 4620 } 4621 } 4622 4623 /** 4624 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4625 * 4626 * @return filtered list 4627 */ 4628 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4629 if (userId == UserHandle.USER_OWNER) { 4630 return resolveInfos; 4631 } 4632 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4633 ResolveInfo info = resolveInfos.get(i); 4634 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4635 resolveInfos.remove(i); 4636 } 4637 } 4638 return resolveInfos; 4639 } 4640 4641 private static boolean hasWebURI(Intent intent) { 4642 if (intent.getData() == null) { 4643 return false; 4644 } 4645 final String scheme = intent.getScheme(); 4646 if (TextUtils.isEmpty(scheme)) { 4647 return false; 4648 } 4649 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4650 } 4651 4652 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4653 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4654 int userId) { 4655 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4656 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4657 candidates.size()); 4658 } 4659 4660 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4661 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4662 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4663 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4664 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4665 4666 synchronized (mPackages) { 4667 final int count = candidates.size(); 4668 // First, try to use linked apps. Partition the candidates into four lists: 4669 // one for the final results, one for the "do not use ever", one for "undefined status" 4670 // and finally one for "browser app type". 4671 for (int n=0; n<count; n++) { 4672 ResolveInfo info = candidates.get(n); 4673 String packageName = info.activityInfo.packageName; 4674 PackageSetting ps = mSettings.mPackages.get(packageName); 4675 if (ps != null) { 4676 // Add to the special match all list (Browser use case) 4677 if (info.handleAllWebDataURI) { 4678 matchAllList.add(info); 4679 continue; 4680 } 4681 // Try to get the status from User settings first 4682 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4683 int status = (int)(packedStatus >> 32); 4684 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4685 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4686 if (DEBUG_DOMAIN_VERIFICATION) { 4687 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4688 + " : linkgen=" + linkGeneration); 4689 } 4690 // Use link-enabled generation as preferredOrder, i.e. 4691 // prefer newly-enabled over earlier-enabled. 4692 info.preferredOrder = linkGeneration; 4693 alwaysList.add(info); 4694 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4695 if (DEBUG_DOMAIN_VERIFICATION) { 4696 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4697 } 4698 neverList.add(info); 4699 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4700 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4701 if (DEBUG_DOMAIN_VERIFICATION) { 4702 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4703 } 4704 undefinedList.add(info); 4705 } 4706 } 4707 } 4708 // First try to add the "always" resolution(s) for the current user, if any 4709 if (alwaysList.size() > 0) { 4710 result.addAll(alwaysList); 4711 // if there is an "always" for the parent user, add it. 4712 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4713 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4714 result.add(xpDomainInfo.resolveInfo); 4715 } else { 4716 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4717 result.addAll(undefinedList); 4718 if (xpDomainInfo != null && ( 4719 xpDomainInfo.bestDomainVerificationStatus 4720 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4721 || xpDomainInfo.bestDomainVerificationStatus 4722 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4723 result.add(xpDomainInfo.resolveInfo); 4724 } 4725 // Also add Browsers (all of them or only the default one) 4726 if ((flags & MATCH_ALL) != 0) { 4727 result.addAll(matchAllList); 4728 } else { 4729 // Try to add the Default Browser if we can 4730 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4731 UserHandle.myUserId()); 4732 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4733 boolean defaultBrowserFound = false; 4734 final int browserCount = matchAllList.size(); 4735 for (int n=0; n<browserCount; n++) { 4736 ResolveInfo browser = matchAllList.get(n); 4737 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4738 result.add(browser); 4739 defaultBrowserFound = true; 4740 break; 4741 } 4742 } 4743 if (!defaultBrowserFound) { 4744 result.addAll(matchAllList); 4745 } 4746 } else { 4747 result.addAll(matchAllList); 4748 } 4749 } 4750 4751 // If there is nothing selected, add all candidates and remove the ones that the user 4752 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4753 if (result.size() == 0) { 4754 result.addAll(candidates); 4755 result.removeAll(neverList); 4756 } 4757 } 4758 } 4759 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4760 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4761 result.size()); 4762 for (ResolveInfo info : result) { 4763 Slog.v(TAG, " + " + info.activityInfo); 4764 } 4765 } 4766 return result; 4767 } 4768 4769 // Returns a packed value as a long: 4770 // 4771 // high 'int'-sized word: link status: undefined/ask/never/always. 4772 // low 'int'-sized word: relative priority among 'always' results. 4773 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4774 long result = ps.getDomainVerificationStatusForUser(userId); 4775 // if none available, get the master status 4776 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4777 if (ps.getIntentFilterVerificationInfo() != null) { 4778 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4779 } 4780 } 4781 return result; 4782 } 4783 4784 private ResolveInfo querySkipCurrentProfileIntents( 4785 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4786 int flags, int sourceUserId) { 4787 if (matchingFilters != null) { 4788 int size = matchingFilters.size(); 4789 for (int i = 0; i < size; i ++) { 4790 CrossProfileIntentFilter filter = matchingFilters.get(i); 4791 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4792 // Checking if there are activities in the target user that can handle the 4793 // intent. 4794 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4795 flags, sourceUserId); 4796 if (resolveInfo != null) { 4797 return resolveInfo; 4798 } 4799 } 4800 } 4801 } 4802 return null; 4803 } 4804 4805 // Return matching ResolveInfo if any for skip current profile intent filters. 4806 private ResolveInfo queryCrossProfileIntents( 4807 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4808 int flags, int sourceUserId) { 4809 if (matchingFilters != null) { 4810 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4811 // match the same intent. For performance reasons, it is better not to 4812 // run queryIntent twice for the same userId 4813 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4814 int size = matchingFilters.size(); 4815 for (int i = 0; i < size; i++) { 4816 CrossProfileIntentFilter filter = matchingFilters.get(i); 4817 int targetUserId = filter.getTargetUserId(); 4818 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4819 && !alreadyTriedUserIds.get(targetUserId)) { 4820 // Checking if there are activities in the target user that can handle the 4821 // intent. 4822 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4823 flags, sourceUserId); 4824 if (resolveInfo != null) return resolveInfo; 4825 alreadyTriedUserIds.put(targetUserId, true); 4826 } 4827 } 4828 } 4829 return null; 4830 } 4831 4832 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4833 String resolvedType, int flags, int sourceUserId) { 4834 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4835 resolvedType, flags, filter.getTargetUserId()); 4836 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4837 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4838 } 4839 return null; 4840 } 4841 4842 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4843 int sourceUserId, int targetUserId) { 4844 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4845 String className; 4846 if (targetUserId == UserHandle.USER_OWNER) { 4847 className = FORWARD_INTENT_TO_USER_OWNER; 4848 } else { 4849 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4850 } 4851 ComponentName forwardingActivityComponentName = new ComponentName( 4852 mAndroidApplication.packageName, className); 4853 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4854 sourceUserId); 4855 if (targetUserId == UserHandle.USER_OWNER) { 4856 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4857 forwardingResolveInfo.noResourceId = true; 4858 } 4859 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4860 forwardingResolveInfo.priority = 0; 4861 forwardingResolveInfo.preferredOrder = 0; 4862 forwardingResolveInfo.match = 0; 4863 forwardingResolveInfo.isDefault = true; 4864 forwardingResolveInfo.filter = filter; 4865 forwardingResolveInfo.targetUserId = targetUserId; 4866 return forwardingResolveInfo; 4867 } 4868 4869 @Override 4870 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4871 Intent[] specifics, String[] specificTypes, Intent intent, 4872 String resolvedType, int flags, int userId) { 4873 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4874 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4875 false, "query intent activity options"); 4876 final String resultsAction = intent.getAction(); 4877 4878 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4879 | PackageManager.GET_RESOLVED_FILTER, userId); 4880 4881 if (DEBUG_INTENT_MATCHING) { 4882 Log.v(TAG, "Query " + intent + ": " + results); 4883 } 4884 4885 int specificsPos = 0; 4886 int N; 4887 4888 // todo: note that the algorithm used here is O(N^2). This 4889 // isn't a problem in our current environment, but if we start running 4890 // into situations where we have more than 5 or 10 matches then this 4891 // should probably be changed to something smarter... 4892 4893 // First we go through and resolve each of the specific items 4894 // that were supplied, taking care of removing any corresponding 4895 // duplicate items in the generic resolve list. 4896 if (specifics != null) { 4897 for (int i=0; i<specifics.length; i++) { 4898 final Intent sintent = specifics[i]; 4899 if (sintent == null) { 4900 continue; 4901 } 4902 4903 if (DEBUG_INTENT_MATCHING) { 4904 Log.v(TAG, "Specific #" + i + ": " + sintent); 4905 } 4906 4907 String action = sintent.getAction(); 4908 if (resultsAction != null && resultsAction.equals(action)) { 4909 // If this action was explicitly requested, then don't 4910 // remove things that have it. 4911 action = null; 4912 } 4913 4914 ResolveInfo ri = null; 4915 ActivityInfo ai = null; 4916 4917 ComponentName comp = sintent.getComponent(); 4918 if (comp == null) { 4919 ri = resolveIntent( 4920 sintent, 4921 specificTypes != null ? specificTypes[i] : null, 4922 flags, userId); 4923 if (ri == null) { 4924 continue; 4925 } 4926 if (ri == mResolveInfo) { 4927 // ACK! Must do something better with this. 4928 } 4929 ai = ri.activityInfo; 4930 comp = new ComponentName(ai.applicationInfo.packageName, 4931 ai.name); 4932 } else { 4933 ai = getActivityInfo(comp, flags, userId); 4934 if (ai == null) { 4935 continue; 4936 } 4937 } 4938 4939 // Look for any generic query activities that are duplicates 4940 // of this specific one, and remove them from the results. 4941 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4942 N = results.size(); 4943 int j; 4944 for (j=specificsPos; j<N; j++) { 4945 ResolveInfo sri = results.get(j); 4946 if ((sri.activityInfo.name.equals(comp.getClassName()) 4947 && sri.activityInfo.applicationInfo.packageName.equals( 4948 comp.getPackageName())) 4949 || (action != null && sri.filter.matchAction(action))) { 4950 results.remove(j); 4951 if (DEBUG_INTENT_MATCHING) Log.v( 4952 TAG, "Removing duplicate item from " + j 4953 + " due to specific " + specificsPos); 4954 if (ri == null) { 4955 ri = sri; 4956 } 4957 j--; 4958 N--; 4959 } 4960 } 4961 4962 // Add this specific item to its proper place. 4963 if (ri == null) { 4964 ri = new ResolveInfo(); 4965 ri.activityInfo = ai; 4966 } 4967 results.add(specificsPos, ri); 4968 ri.specificIndex = i; 4969 specificsPos++; 4970 } 4971 } 4972 4973 // Now we go through the remaining generic results and remove any 4974 // duplicate actions that are found here. 4975 N = results.size(); 4976 for (int i=specificsPos; i<N-1; i++) { 4977 final ResolveInfo rii = results.get(i); 4978 if (rii.filter == null) { 4979 continue; 4980 } 4981 4982 // Iterate over all of the actions of this result's intent 4983 // filter... typically this should be just one. 4984 final Iterator<String> it = rii.filter.actionsIterator(); 4985 if (it == null) { 4986 continue; 4987 } 4988 while (it.hasNext()) { 4989 final String action = it.next(); 4990 if (resultsAction != null && resultsAction.equals(action)) { 4991 // If this action was explicitly requested, then don't 4992 // remove things that have it. 4993 continue; 4994 } 4995 for (int j=i+1; j<N; j++) { 4996 final ResolveInfo rij = results.get(j); 4997 if (rij.filter != null && rij.filter.hasAction(action)) { 4998 results.remove(j); 4999 if (DEBUG_INTENT_MATCHING) Log.v( 5000 TAG, "Removing duplicate item from " + j 5001 + " due to action " + action + " at " + i); 5002 j--; 5003 N--; 5004 } 5005 } 5006 } 5007 5008 // If the caller didn't request filter information, drop it now 5009 // so we don't have to marshall/unmarshall it. 5010 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5011 rii.filter = null; 5012 } 5013 } 5014 5015 // Filter out the caller activity if so requested. 5016 if (caller != null) { 5017 N = results.size(); 5018 for (int i=0; i<N; i++) { 5019 ActivityInfo ainfo = results.get(i).activityInfo; 5020 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5021 && caller.getClassName().equals(ainfo.name)) { 5022 results.remove(i); 5023 break; 5024 } 5025 } 5026 } 5027 5028 // If the caller didn't request filter information, 5029 // drop them now so we don't have to 5030 // marshall/unmarshall it. 5031 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5032 N = results.size(); 5033 for (int i=0; i<N; i++) { 5034 results.get(i).filter = null; 5035 } 5036 } 5037 5038 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5039 return results; 5040 } 5041 5042 @Override 5043 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5044 int userId) { 5045 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5046 ComponentName comp = intent.getComponent(); 5047 if (comp == null) { 5048 if (intent.getSelector() != null) { 5049 intent = intent.getSelector(); 5050 comp = intent.getComponent(); 5051 } 5052 } 5053 if (comp != null) { 5054 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5055 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5056 if (ai != null) { 5057 ResolveInfo ri = new ResolveInfo(); 5058 ri.activityInfo = ai; 5059 list.add(ri); 5060 } 5061 return list; 5062 } 5063 5064 // reader 5065 synchronized (mPackages) { 5066 String pkgName = intent.getPackage(); 5067 if (pkgName == null) { 5068 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5069 } 5070 final PackageParser.Package pkg = mPackages.get(pkgName); 5071 if (pkg != null) { 5072 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5073 userId); 5074 } 5075 return null; 5076 } 5077 } 5078 5079 @Override 5080 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5081 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5082 if (!sUserManager.exists(userId)) return null; 5083 if (query != null) { 5084 if (query.size() >= 1) { 5085 // If there is more than one service with the same priority, 5086 // just arbitrarily pick the first one. 5087 return query.get(0); 5088 } 5089 } 5090 return null; 5091 } 5092 5093 @Override 5094 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5095 int userId) { 5096 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5097 ComponentName comp = intent.getComponent(); 5098 if (comp == null) { 5099 if (intent.getSelector() != null) { 5100 intent = intent.getSelector(); 5101 comp = intent.getComponent(); 5102 } 5103 } 5104 if (comp != null) { 5105 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5106 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5107 if (si != null) { 5108 final ResolveInfo ri = new ResolveInfo(); 5109 ri.serviceInfo = si; 5110 list.add(ri); 5111 } 5112 return list; 5113 } 5114 5115 // reader 5116 synchronized (mPackages) { 5117 String pkgName = intent.getPackage(); 5118 if (pkgName == null) { 5119 return mServices.queryIntent(intent, resolvedType, flags, userId); 5120 } 5121 final PackageParser.Package pkg = mPackages.get(pkgName); 5122 if (pkg != null) { 5123 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5124 userId); 5125 } 5126 return null; 5127 } 5128 } 5129 5130 @Override 5131 public List<ResolveInfo> queryIntentContentProviders( 5132 Intent intent, String resolvedType, int flags, int userId) { 5133 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5134 ComponentName comp = intent.getComponent(); 5135 if (comp == null) { 5136 if (intent.getSelector() != null) { 5137 intent = intent.getSelector(); 5138 comp = intent.getComponent(); 5139 } 5140 } 5141 if (comp != null) { 5142 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5143 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5144 if (pi != null) { 5145 final ResolveInfo ri = new ResolveInfo(); 5146 ri.providerInfo = pi; 5147 list.add(ri); 5148 } 5149 return list; 5150 } 5151 5152 // reader 5153 synchronized (mPackages) { 5154 String pkgName = intent.getPackage(); 5155 if (pkgName == null) { 5156 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5157 } 5158 final PackageParser.Package pkg = mPackages.get(pkgName); 5159 if (pkg != null) { 5160 return mProviders.queryIntentForPackage( 5161 intent, resolvedType, flags, pkg.providers, userId); 5162 } 5163 return null; 5164 } 5165 } 5166 5167 @Override 5168 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5169 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5170 5171 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5172 5173 // writer 5174 synchronized (mPackages) { 5175 ArrayList<PackageInfo> list; 5176 if (listUninstalled) { 5177 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5178 for (PackageSetting ps : mSettings.mPackages.values()) { 5179 PackageInfo pi; 5180 if (ps.pkg != null) { 5181 pi = generatePackageInfo(ps.pkg, flags, userId); 5182 } else { 5183 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5184 } 5185 if (pi != null) { 5186 list.add(pi); 5187 } 5188 } 5189 } else { 5190 list = new ArrayList<PackageInfo>(mPackages.size()); 5191 for (PackageParser.Package p : mPackages.values()) { 5192 PackageInfo pi = generatePackageInfo(p, flags, userId); 5193 if (pi != null) { 5194 list.add(pi); 5195 } 5196 } 5197 } 5198 5199 return new ParceledListSlice<PackageInfo>(list); 5200 } 5201 } 5202 5203 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5204 String[] permissions, boolean[] tmp, int flags, int userId) { 5205 int numMatch = 0; 5206 final PermissionsState permissionsState = ps.getPermissionsState(); 5207 for (int i=0; i<permissions.length; i++) { 5208 final String permission = permissions[i]; 5209 if (permissionsState.hasPermission(permission, userId)) { 5210 tmp[i] = true; 5211 numMatch++; 5212 } else { 5213 tmp[i] = false; 5214 } 5215 } 5216 if (numMatch == 0) { 5217 return; 5218 } 5219 PackageInfo pi; 5220 if (ps.pkg != null) { 5221 pi = generatePackageInfo(ps.pkg, flags, userId); 5222 } else { 5223 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5224 } 5225 // The above might return null in cases of uninstalled apps or install-state 5226 // skew across users/profiles. 5227 if (pi != null) { 5228 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5229 if (numMatch == permissions.length) { 5230 pi.requestedPermissions = permissions; 5231 } else { 5232 pi.requestedPermissions = new String[numMatch]; 5233 numMatch = 0; 5234 for (int i=0; i<permissions.length; i++) { 5235 if (tmp[i]) { 5236 pi.requestedPermissions[numMatch] = permissions[i]; 5237 numMatch++; 5238 } 5239 } 5240 } 5241 } 5242 list.add(pi); 5243 } 5244 } 5245 5246 @Override 5247 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5248 String[] permissions, int flags, int userId) { 5249 if (!sUserManager.exists(userId)) return null; 5250 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5251 5252 // writer 5253 synchronized (mPackages) { 5254 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5255 boolean[] tmpBools = new boolean[permissions.length]; 5256 if (listUninstalled) { 5257 for (PackageSetting ps : mSettings.mPackages.values()) { 5258 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5259 } 5260 } else { 5261 for (PackageParser.Package pkg : mPackages.values()) { 5262 PackageSetting ps = (PackageSetting)pkg.mExtras; 5263 if (ps != null) { 5264 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5265 userId); 5266 } 5267 } 5268 } 5269 5270 return new ParceledListSlice<PackageInfo>(list); 5271 } 5272 } 5273 5274 @Override 5275 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5276 if (!sUserManager.exists(userId)) return null; 5277 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5278 5279 // writer 5280 synchronized (mPackages) { 5281 ArrayList<ApplicationInfo> list; 5282 if (listUninstalled) { 5283 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5284 for (PackageSetting ps : mSettings.mPackages.values()) { 5285 ApplicationInfo ai; 5286 if (ps.pkg != null) { 5287 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5288 ps.readUserState(userId), userId); 5289 } else { 5290 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5291 } 5292 if (ai != null) { 5293 list.add(ai); 5294 } 5295 } 5296 } else { 5297 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5298 for (PackageParser.Package p : mPackages.values()) { 5299 if (p.mExtras != null) { 5300 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5301 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5302 if (ai != null) { 5303 list.add(ai); 5304 } 5305 } 5306 } 5307 } 5308 5309 return new ParceledListSlice<ApplicationInfo>(list); 5310 } 5311 } 5312 5313 public List<ApplicationInfo> getPersistentApplications(int flags) { 5314 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5315 5316 // reader 5317 synchronized (mPackages) { 5318 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5319 final int userId = UserHandle.getCallingUserId(); 5320 while (i.hasNext()) { 5321 final PackageParser.Package p = i.next(); 5322 if (p.applicationInfo != null 5323 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5324 && (!mSafeMode || isSystemApp(p))) { 5325 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5326 if (ps != null) { 5327 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5328 ps.readUserState(userId), userId); 5329 if (ai != null) { 5330 finalList.add(ai); 5331 } 5332 } 5333 } 5334 } 5335 } 5336 5337 return finalList; 5338 } 5339 5340 @Override 5341 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5342 if (!sUserManager.exists(userId)) return null; 5343 // reader 5344 synchronized (mPackages) { 5345 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5346 PackageSetting ps = provider != null 5347 ? mSettings.mPackages.get(provider.owner.packageName) 5348 : null; 5349 return ps != null 5350 && mSettings.isEnabledLPr(provider.info, flags, userId) 5351 && (!mSafeMode || (provider.info.applicationInfo.flags 5352 &ApplicationInfo.FLAG_SYSTEM) != 0) 5353 ? PackageParser.generateProviderInfo(provider, flags, 5354 ps.readUserState(userId), userId) 5355 : null; 5356 } 5357 } 5358 5359 /** 5360 * @deprecated 5361 */ 5362 @Deprecated 5363 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5364 // reader 5365 synchronized (mPackages) { 5366 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5367 .entrySet().iterator(); 5368 final int userId = UserHandle.getCallingUserId(); 5369 while (i.hasNext()) { 5370 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5371 PackageParser.Provider p = entry.getValue(); 5372 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5373 5374 if (ps != null && p.syncable 5375 && (!mSafeMode || (p.info.applicationInfo.flags 5376 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5377 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5378 ps.readUserState(userId), userId); 5379 if (info != null) { 5380 outNames.add(entry.getKey()); 5381 outInfo.add(info); 5382 } 5383 } 5384 } 5385 } 5386 } 5387 5388 @Override 5389 public List<ProviderInfo> queryContentProviders(String processName, 5390 int uid, int flags) { 5391 ArrayList<ProviderInfo> finalList = null; 5392 // reader 5393 synchronized (mPackages) { 5394 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5395 final int userId = processName != null ? 5396 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5397 while (i.hasNext()) { 5398 final PackageParser.Provider p = i.next(); 5399 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5400 if (ps != null && p.info.authority != null 5401 && (processName == null 5402 || (p.info.processName.equals(processName) 5403 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5404 && mSettings.isEnabledLPr(p.info, flags, userId) 5405 && (!mSafeMode 5406 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5407 if (finalList == null) { 5408 finalList = new ArrayList<ProviderInfo>(3); 5409 } 5410 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5411 ps.readUserState(userId), userId); 5412 if (info != null) { 5413 finalList.add(info); 5414 } 5415 } 5416 } 5417 } 5418 5419 if (finalList != null) { 5420 Collections.sort(finalList, mProviderInitOrderSorter); 5421 } 5422 5423 return finalList; 5424 } 5425 5426 @Override 5427 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5428 int flags) { 5429 // reader 5430 synchronized (mPackages) { 5431 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5432 return PackageParser.generateInstrumentationInfo(i, flags); 5433 } 5434 } 5435 5436 @Override 5437 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5438 int flags) { 5439 ArrayList<InstrumentationInfo> finalList = 5440 new ArrayList<InstrumentationInfo>(); 5441 5442 // reader 5443 synchronized (mPackages) { 5444 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5445 while (i.hasNext()) { 5446 final PackageParser.Instrumentation p = i.next(); 5447 if (targetPackage == null 5448 || targetPackage.equals(p.info.targetPackage)) { 5449 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5450 flags); 5451 if (ii != null) { 5452 finalList.add(ii); 5453 } 5454 } 5455 } 5456 } 5457 5458 return finalList; 5459 } 5460 5461 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5462 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5463 if (overlays == null) { 5464 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5465 return; 5466 } 5467 for (PackageParser.Package opkg : overlays.values()) { 5468 // Not much to do if idmap fails: we already logged the error 5469 // and we certainly don't want to abort installation of pkg simply 5470 // because an overlay didn't fit properly. For these reasons, 5471 // ignore the return value of createIdmapForPackagePairLI. 5472 createIdmapForPackagePairLI(pkg, opkg); 5473 } 5474 } 5475 5476 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5477 PackageParser.Package opkg) { 5478 if (!opkg.mTrustedOverlay) { 5479 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5480 opkg.baseCodePath + ": overlay not trusted"); 5481 return false; 5482 } 5483 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5484 if (overlaySet == null) { 5485 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5486 opkg.baseCodePath + " but target package has no known overlays"); 5487 return false; 5488 } 5489 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5490 // TODO: generate idmap for split APKs 5491 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5492 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5493 + opkg.baseCodePath); 5494 return false; 5495 } 5496 PackageParser.Package[] overlayArray = 5497 overlaySet.values().toArray(new PackageParser.Package[0]); 5498 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5499 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5500 return p1.mOverlayPriority - p2.mOverlayPriority; 5501 } 5502 }; 5503 Arrays.sort(overlayArray, cmp); 5504 5505 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5506 int i = 0; 5507 for (PackageParser.Package p : overlayArray) { 5508 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5509 } 5510 return true; 5511 } 5512 5513 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5514 final File[] files = dir.listFiles(); 5515 if (ArrayUtils.isEmpty(files)) { 5516 Log.d(TAG, "No files in app dir " + dir); 5517 return; 5518 } 5519 5520 if (DEBUG_PACKAGE_SCANNING) { 5521 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5522 + " flags=0x" + Integer.toHexString(parseFlags)); 5523 } 5524 5525 for (File file : files) { 5526 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5527 && !PackageInstallerService.isStageName(file.getName()); 5528 if (!isPackage) { 5529 // Ignore entries which are not packages 5530 continue; 5531 } 5532 try { 5533 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5534 scanFlags, currentTime, null); 5535 } catch (PackageManagerException e) { 5536 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5537 5538 // Delete invalid userdata apps 5539 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5540 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5541 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5542 if (file.isDirectory()) { 5543 mInstaller.rmPackageDir(file.getAbsolutePath()); 5544 } else { 5545 file.delete(); 5546 } 5547 } 5548 } 5549 } 5550 } 5551 5552 private static File getSettingsProblemFile() { 5553 File dataDir = Environment.getDataDirectory(); 5554 File systemDir = new File(dataDir, "system"); 5555 File fname = new File(systemDir, "uiderrors.txt"); 5556 return fname; 5557 } 5558 5559 static void reportSettingsProblem(int priority, String msg) { 5560 logCriticalInfo(priority, msg); 5561 } 5562 5563 static void logCriticalInfo(int priority, String msg) { 5564 Slog.println(priority, TAG, msg); 5565 EventLogTags.writePmCriticalInfo(msg); 5566 try { 5567 File fname = getSettingsProblemFile(); 5568 FileOutputStream out = new FileOutputStream(fname, true); 5569 PrintWriter pw = new FastPrintWriter(out); 5570 SimpleDateFormat formatter = new SimpleDateFormat(); 5571 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5572 pw.println(dateString + ": " + msg); 5573 pw.close(); 5574 FileUtils.setPermissions( 5575 fname.toString(), 5576 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5577 -1, -1); 5578 } catch (java.io.IOException e) { 5579 } 5580 } 5581 5582 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5583 PackageParser.Package pkg, File srcFile, int parseFlags) 5584 throws PackageManagerException { 5585 if (ps != null 5586 && ps.codePath.equals(srcFile) 5587 && ps.timeStamp == srcFile.lastModified() 5588 && !isCompatSignatureUpdateNeeded(pkg) 5589 && !isRecoverSignatureUpdateNeeded(pkg)) { 5590 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5591 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5592 ArraySet<PublicKey> signingKs; 5593 synchronized (mPackages) { 5594 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5595 } 5596 if (ps.signatures.mSignatures != null 5597 && ps.signatures.mSignatures.length != 0 5598 && signingKs != null) { 5599 // Optimization: reuse the existing cached certificates 5600 // if the package appears to be unchanged. 5601 pkg.mSignatures = ps.signatures.mSignatures; 5602 pkg.mSigningKeys = signingKs; 5603 return; 5604 } 5605 5606 Slog.w(TAG, "PackageSetting for " + ps.name 5607 + " is missing signatures. Collecting certs again to recover them."); 5608 } else { 5609 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5610 } 5611 5612 try { 5613 pp.collectCertificates(pkg, parseFlags); 5614 pp.collectManifestDigest(pkg); 5615 } catch (PackageParserException e) { 5616 throw PackageManagerException.from(e); 5617 } 5618 } 5619 5620 /* 5621 * Scan a package and return the newly parsed package. 5622 * Returns null in case of errors and the error code is stored in mLastScanError 5623 */ 5624 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5625 long currentTime, UserHandle user) throws PackageManagerException { 5626 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5627 parseFlags |= mDefParseFlags; 5628 PackageParser pp = new PackageParser(); 5629 pp.setSeparateProcesses(mSeparateProcesses); 5630 pp.setOnlyCoreApps(mOnlyCore); 5631 pp.setDisplayMetrics(mMetrics); 5632 5633 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5634 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5635 } 5636 5637 final PackageParser.Package pkg; 5638 try { 5639 pkg = pp.parsePackage(scanFile, parseFlags); 5640 } catch (PackageParserException e) { 5641 throw PackageManagerException.from(e); 5642 } 5643 5644 PackageSetting ps = null; 5645 PackageSetting updatedPkg; 5646 // reader 5647 synchronized (mPackages) { 5648 // Look to see if we already know about this package. 5649 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5650 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5651 // This package has been renamed to its original name. Let's 5652 // use that. 5653 ps = mSettings.peekPackageLPr(oldName); 5654 } 5655 // If there was no original package, see one for the real package name. 5656 if (ps == null) { 5657 ps = mSettings.peekPackageLPr(pkg.packageName); 5658 } 5659 // Check to see if this package could be hiding/updating a system 5660 // package. Must look for it either under the original or real 5661 // package name depending on our state. 5662 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5663 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5664 } 5665 boolean updatedPkgBetter = false; 5666 // First check if this is a system package that may involve an update 5667 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5668 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5669 // it needs to drop FLAG_PRIVILEGED. 5670 if (locationIsPrivileged(scanFile)) { 5671 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5672 } else { 5673 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5674 } 5675 5676 if (ps != null && !ps.codePath.equals(scanFile)) { 5677 // The path has changed from what was last scanned... check the 5678 // version of the new path against what we have stored to determine 5679 // what to do. 5680 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5681 if (pkg.mVersionCode <= ps.versionCode) { 5682 // The system package has been updated and the code path does not match 5683 // Ignore entry. Skip it. 5684 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5685 + " ignored: updated version " + ps.versionCode 5686 + " better than this " + pkg.mVersionCode); 5687 if (!updatedPkg.codePath.equals(scanFile)) { 5688 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5689 + ps.name + " changing from " + updatedPkg.codePathString 5690 + " to " + scanFile); 5691 updatedPkg.codePath = scanFile; 5692 updatedPkg.codePathString = scanFile.toString(); 5693 updatedPkg.resourcePath = scanFile; 5694 updatedPkg.resourcePathString = scanFile.toString(); 5695 } 5696 updatedPkg.pkg = pkg; 5697 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5698 "Package " + ps.name + " at " + scanFile 5699 + " ignored: updated version " + ps.versionCode 5700 + " better than this " + pkg.mVersionCode); 5701 } else { 5702 // The current app on the system partition is better than 5703 // what we have updated to on the data partition; switch 5704 // back to the system partition version. 5705 // At this point, its safely assumed that package installation for 5706 // apps in system partition will go through. If not there won't be a working 5707 // version of the app 5708 // writer 5709 synchronized (mPackages) { 5710 // Just remove the loaded entries from package lists. 5711 mPackages.remove(ps.name); 5712 } 5713 5714 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5715 + " reverting from " + ps.codePathString 5716 + ": new version " + pkg.mVersionCode 5717 + " better than installed " + ps.versionCode); 5718 5719 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5720 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5721 synchronized (mInstallLock) { 5722 args.cleanUpResourcesLI(); 5723 } 5724 synchronized (mPackages) { 5725 mSettings.enableSystemPackageLPw(ps.name); 5726 } 5727 updatedPkgBetter = true; 5728 } 5729 } 5730 } 5731 5732 if (updatedPkg != null) { 5733 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5734 // initially 5735 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5736 5737 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5738 // flag set initially 5739 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5740 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5741 } 5742 } 5743 5744 // Verify certificates against what was last scanned 5745 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5746 5747 /* 5748 * A new system app appeared, but we already had a non-system one of the 5749 * same name installed earlier. 5750 */ 5751 boolean shouldHideSystemApp = false; 5752 if (updatedPkg == null && ps != null 5753 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5754 /* 5755 * Check to make sure the signatures match first. If they don't, 5756 * wipe the installed application and its data. 5757 */ 5758 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5759 != PackageManager.SIGNATURE_MATCH) { 5760 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5761 + " signatures don't match existing userdata copy; removing"); 5762 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5763 ps = null; 5764 } else { 5765 /* 5766 * If the newly-added system app is an older version than the 5767 * already installed version, hide it. It will be scanned later 5768 * and re-added like an update. 5769 */ 5770 if (pkg.mVersionCode <= ps.versionCode) { 5771 shouldHideSystemApp = true; 5772 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5773 + " but new version " + pkg.mVersionCode + " better than installed " 5774 + ps.versionCode + "; hiding system"); 5775 } else { 5776 /* 5777 * The newly found system app is a newer version that the 5778 * one previously installed. Simply remove the 5779 * already-installed application and replace it with our own 5780 * while keeping the application data. 5781 */ 5782 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5783 + " reverting from " + ps.codePathString + ": new version " 5784 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5785 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5786 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5787 synchronized (mInstallLock) { 5788 args.cleanUpResourcesLI(); 5789 } 5790 } 5791 } 5792 } 5793 5794 // The apk is forward locked (not public) if its code and resources 5795 // are kept in different files. (except for app in either system or 5796 // vendor path). 5797 // TODO grab this value from PackageSettings 5798 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5799 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5800 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5801 } 5802 } 5803 5804 // TODO: extend to support forward-locked splits 5805 String resourcePath = null; 5806 String baseResourcePath = null; 5807 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5808 if (ps != null && ps.resourcePathString != null) { 5809 resourcePath = ps.resourcePathString; 5810 baseResourcePath = ps.resourcePathString; 5811 } else { 5812 // Should not happen at all. Just log an error. 5813 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5814 } 5815 } else { 5816 resourcePath = pkg.codePath; 5817 baseResourcePath = pkg.baseCodePath; 5818 } 5819 5820 // Set application objects path explicitly. 5821 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5822 pkg.applicationInfo.setCodePath(pkg.codePath); 5823 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5824 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5825 pkg.applicationInfo.setResourcePath(resourcePath); 5826 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5827 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5828 5829 // Note that we invoke the following method only if we are about to unpack an application 5830 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5831 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5832 5833 /* 5834 * If the system app should be overridden by a previously installed 5835 * data, hide the system app now and let the /data/app scan pick it up 5836 * again. 5837 */ 5838 if (shouldHideSystemApp) { 5839 synchronized (mPackages) { 5840 /* 5841 * We have to grant systems permissions before we hide, because 5842 * grantPermissions will assume the package update is trying to 5843 * expand its permissions. 5844 */ 5845 grantPermissionsLPw(pkg, true, pkg.packageName); 5846 mSettings.disableSystemPackageLPw(pkg.packageName); 5847 } 5848 } 5849 5850 return scannedPkg; 5851 } 5852 5853 private static String fixProcessName(String defProcessName, 5854 String processName, int uid) { 5855 if (processName == null) { 5856 return defProcessName; 5857 } 5858 return processName; 5859 } 5860 5861 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5862 throws PackageManagerException { 5863 if (pkgSetting.signatures.mSignatures != null) { 5864 // Already existing package. Make sure signatures match 5865 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5866 == PackageManager.SIGNATURE_MATCH; 5867 if (!match) { 5868 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5869 == PackageManager.SIGNATURE_MATCH; 5870 } 5871 if (!match) { 5872 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5873 == PackageManager.SIGNATURE_MATCH; 5874 } 5875 if (!match) { 5876 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5877 + pkg.packageName + " signatures do not match the " 5878 + "previously installed version; ignoring!"); 5879 } 5880 } 5881 5882 // Check for shared user signatures 5883 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5884 // Already existing package. Make sure signatures match 5885 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5886 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5887 if (!match) { 5888 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5889 == PackageManager.SIGNATURE_MATCH; 5890 } 5891 if (!match) { 5892 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5893 == PackageManager.SIGNATURE_MATCH; 5894 } 5895 if (!match) { 5896 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5897 "Package " + pkg.packageName 5898 + " has no signatures that match those in shared user " 5899 + pkgSetting.sharedUser.name + "; ignoring!"); 5900 } 5901 } 5902 } 5903 5904 /** 5905 * Enforces that only the system UID or root's UID can call a method exposed 5906 * via Binder. 5907 * 5908 * @param message used as message if SecurityException is thrown 5909 * @throws SecurityException if the caller is not system or root 5910 */ 5911 private static final void enforceSystemOrRoot(String message) { 5912 final int uid = Binder.getCallingUid(); 5913 if (uid != Process.SYSTEM_UID && uid != 0) { 5914 throw new SecurityException(message); 5915 } 5916 } 5917 5918 @Override 5919 public void performBootDexOpt() { 5920 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5921 5922 // Before everything else, see whether we need to fstrim. 5923 try { 5924 IMountService ms = PackageHelper.getMountService(); 5925 if (ms != null) { 5926 final boolean isUpgrade = isUpgrade(); 5927 boolean doTrim = isUpgrade; 5928 if (doTrim) { 5929 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5930 } else { 5931 final long interval = android.provider.Settings.Global.getLong( 5932 mContext.getContentResolver(), 5933 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5934 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5935 if (interval > 0) { 5936 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5937 if (timeSinceLast > interval) { 5938 doTrim = true; 5939 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5940 + "; running immediately"); 5941 } 5942 } 5943 } 5944 if (doTrim) { 5945 if (!isFirstBoot()) { 5946 try { 5947 ActivityManagerNative.getDefault().showBootMessage( 5948 mContext.getResources().getString( 5949 R.string.android_upgrading_fstrim), true); 5950 } catch (RemoteException e) { 5951 } 5952 } 5953 ms.runMaintenance(); 5954 } 5955 } else { 5956 Slog.e(TAG, "Mount service unavailable!"); 5957 } 5958 } catch (RemoteException e) { 5959 // Can't happen; MountService is local 5960 } 5961 5962 final ArraySet<PackageParser.Package> pkgs; 5963 synchronized (mPackages) { 5964 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5965 } 5966 5967 if (pkgs != null) { 5968 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5969 // in case the device runs out of space. 5970 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5971 // Give priority to core apps. 5972 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5973 PackageParser.Package pkg = it.next(); 5974 if (pkg.coreApp) { 5975 if (DEBUG_DEXOPT) { 5976 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5977 } 5978 sortedPkgs.add(pkg); 5979 it.remove(); 5980 } 5981 } 5982 // Give priority to system apps that listen for pre boot complete. 5983 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5984 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5985 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5986 PackageParser.Package pkg = it.next(); 5987 if (pkgNames.contains(pkg.packageName)) { 5988 if (DEBUG_DEXOPT) { 5989 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5990 } 5991 sortedPkgs.add(pkg); 5992 it.remove(); 5993 } 5994 } 5995 // Give priority to system apps. 5996 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5997 PackageParser.Package pkg = it.next(); 5998 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5999 if (DEBUG_DEXOPT) { 6000 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6001 } 6002 sortedPkgs.add(pkg); 6003 it.remove(); 6004 } 6005 } 6006 // Give priority to updated system apps. 6007 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6008 PackageParser.Package pkg = it.next(); 6009 if (pkg.isUpdatedSystemApp()) { 6010 if (DEBUG_DEXOPT) { 6011 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6012 } 6013 sortedPkgs.add(pkg); 6014 it.remove(); 6015 } 6016 } 6017 // Give priority to apps that listen for boot complete. 6018 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6019 pkgNames = getPackageNamesForIntent(intent); 6020 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6021 PackageParser.Package pkg = it.next(); 6022 if (pkgNames.contains(pkg.packageName)) { 6023 if (DEBUG_DEXOPT) { 6024 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6025 } 6026 sortedPkgs.add(pkg); 6027 it.remove(); 6028 } 6029 } 6030 // Filter out packages that aren't recently used. 6031 filterRecentlyUsedApps(pkgs); 6032 // Add all remaining apps. 6033 for (PackageParser.Package pkg : pkgs) { 6034 if (DEBUG_DEXOPT) { 6035 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6036 } 6037 sortedPkgs.add(pkg); 6038 } 6039 6040 // If we want to be lazy, filter everything that wasn't recently used. 6041 if (mLazyDexOpt) { 6042 filterRecentlyUsedApps(sortedPkgs); 6043 } 6044 6045 int i = 0; 6046 int total = sortedPkgs.size(); 6047 File dataDir = Environment.getDataDirectory(); 6048 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6049 if (lowThreshold == 0) { 6050 throw new IllegalStateException("Invalid low memory threshold"); 6051 } 6052 for (PackageParser.Package pkg : sortedPkgs) { 6053 long usableSpace = dataDir.getUsableSpace(); 6054 if (usableSpace < lowThreshold) { 6055 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6056 break; 6057 } 6058 performBootDexOpt(pkg, ++i, total); 6059 } 6060 } 6061 } 6062 6063 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6064 // Filter out packages that aren't recently used. 6065 // 6066 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6067 // should do a full dexopt. 6068 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6069 int total = pkgs.size(); 6070 int skipped = 0; 6071 long now = System.currentTimeMillis(); 6072 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6073 PackageParser.Package pkg = i.next(); 6074 long then = pkg.mLastPackageUsageTimeInMills; 6075 if (then + mDexOptLRUThresholdInMills < now) { 6076 if (DEBUG_DEXOPT) { 6077 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6078 ((then == 0) ? "never" : new Date(then))); 6079 } 6080 i.remove(); 6081 skipped++; 6082 } 6083 } 6084 if (DEBUG_DEXOPT) { 6085 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6086 } 6087 } 6088 } 6089 6090 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6091 List<ResolveInfo> ris = null; 6092 try { 6093 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6094 intent, null, 0, UserHandle.USER_OWNER); 6095 } catch (RemoteException e) { 6096 } 6097 ArraySet<String> pkgNames = new ArraySet<String>(); 6098 if (ris != null) { 6099 for (ResolveInfo ri : ris) { 6100 pkgNames.add(ri.activityInfo.packageName); 6101 } 6102 } 6103 return pkgNames; 6104 } 6105 6106 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6107 if (DEBUG_DEXOPT) { 6108 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6109 } 6110 if (!isFirstBoot()) { 6111 try { 6112 ActivityManagerNative.getDefault().showBootMessage( 6113 mContext.getResources().getString(R.string.android_upgrading_apk, 6114 curr, total), true); 6115 } catch (RemoteException e) { 6116 } 6117 } 6118 PackageParser.Package p = pkg; 6119 synchronized (mInstallLock) { 6120 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6121 false /* force dex */, false /* defer */, true /* include dependencies */); 6122 } 6123 } 6124 6125 @Override 6126 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6127 return performDexOpt(packageName, instructionSet, false); 6128 } 6129 6130 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6131 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6132 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6133 if (!dexopt && !updateUsage) { 6134 // We aren't going to dexopt or update usage, so bail early. 6135 return false; 6136 } 6137 PackageParser.Package p; 6138 final String targetInstructionSet; 6139 synchronized (mPackages) { 6140 p = mPackages.get(packageName); 6141 if (p == null) { 6142 return false; 6143 } 6144 if (updateUsage) { 6145 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6146 } 6147 mPackageUsage.write(false); 6148 if (!dexopt) { 6149 // We aren't going to dexopt, so bail early. 6150 return false; 6151 } 6152 6153 targetInstructionSet = instructionSet != null ? instructionSet : 6154 getPrimaryInstructionSet(p.applicationInfo); 6155 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6156 return false; 6157 } 6158 } 6159 6160 synchronized (mInstallLock) { 6161 final String[] instructionSets = new String[] { targetInstructionSet }; 6162 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6163 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6164 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6165 } 6166 } 6167 6168 public ArraySet<String> getPackagesThatNeedDexOpt() { 6169 ArraySet<String> pkgs = null; 6170 synchronized (mPackages) { 6171 for (PackageParser.Package p : mPackages.values()) { 6172 if (DEBUG_DEXOPT) { 6173 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6174 } 6175 if (!p.mDexOptPerformed.isEmpty()) { 6176 continue; 6177 } 6178 if (pkgs == null) { 6179 pkgs = new ArraySet<String>(); 6180 } 6181 pkgs.add(p.packageName); 6182 } 6183 } 6184 return pkgs; 6185 } 6186 6187 public void shutdown() { 6188 mPackageUsage.write(true); 6189 } 6190 6191 @Override 6192 public void forceDexOpt(String packageName) { 6193 enforceSystemOrRoot("forceDexOpt"); 6194 6195 PackageParser.Package pkg; 6196 synchronized (mPackages) { 6197 pkg = mPackages.get(packageName); 6198 if (pkg == null) { 6199 throw new IllegalArgumentException("Missing package: " + packageName); 6200 } 6201 } 6202 6203 synchronized (mInstallLock) { 6204 final String[] instructionSets = new String[] { 6205 getPrimaryInstructionSet(pkg.applicationInfo) }; 6206 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6207 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6208 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6209 throw new IllegalStateException("Failed to dexopt: " + res); 6210 } 6211 } 6212 } 6213 6214 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6215 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6216 Slog.w(TAG, "Unable to update from " + oldPkg.name 6217 + " to " + newPkg.packageName 6218 + ": old package not in system partition"); 6219 return false; 6220 } else if (mPackages.get(oldPkg.name) != null) { 6221 Slog.w(TAG, "Unable to update from " + oldPkg.name 6222 + " to " + newPkg.packageName 6223 + ": old package still exists"); 6224 return false; 6225 } 6226 return true; 6227 } 6228 6229 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6230 int[] users = sUserManager.getUserIds(); 6231 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6232 if (res < 0) { 6233 return res; 6234 } 6235 for (int user : users) { 6236 if (user != 0) { 6237 res = mInstaller.createUserData(volumeUuid, packageName, 6238 UserHandle.getUid(user, uid), user, seinfo); 6239 if (res < 0) { 6240 return res; 6241 } 6242 } 6243 } 6244 return res; 6245 } 6246 6247 private int removeDataDirsLI(String volumeUuid, String packageName) { 6248 int[] users = sUserManager.getUserIds(); 6249 int res = 0; 6250 for (int user : users) { 6251 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6252 if (resInner < 0) { 6253 res = resInner; 6254 } 6255 } 6256 6257 return res; 6258 } 6259 6260 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6261 int[] users = sUserManager.getUserIds(); 6262 int res = 0; 6263 for (int user : users) { 6264 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6265 if (resInner < 0) { 6266 res = resInner; 6267 } 6268 } 6269 return res; 6270 } 6271 6272 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6273 PackageParser.Package changingLib) { 6274 if (file.path != null) { 6275 usesLibraryFiles.add(file.path); 6276 return; 6277 } 6278 PackageParser.Package p = mPackages.get(file.apk); 6279 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6280 // If we are doing this while in the middle of updating a library apk, 6281 // then we need to make sure to use that new apk for determining the 6282 // dependencies here. (We haven't yet finished committing the new apk 6283 // to the package manager state.) 6284 if (p == null || p.packageName.equals(changingLib.packageName)) { 6285 p = changingLib; 6286 } 6287 } 6288 if (p != null) { 6289 usesLibraryFiles.addAll(p.getAllCodePaths()); 6290 } 6291 } 6292 6293 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6294 PackageParser.Package changingLib) throws PackageManagerException { 6295 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6296 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6297 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6298 for (int i=0; i<N; i++) { 6299 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6300 if (file == null) { 6301 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6302 "Package " + pkg.packageName + " requires unavailable shared library " 6303 + pkg.usesLibraries.get(i) + "; failing!"); 6304 } 6305 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6306 } 6307 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6308 for (int i=0; i<N; i++) { 6309 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6310 if (file == null) { 6311 Slog.w(TAG, "Package " + pkg.packageName 6312 + " desires unavailable shared library " 6313 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6314 } else { 6315 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6316 } 6317 } 6318 N = usesLibraryFiles.size(); 6319 if (N > 0) { 6320 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6321 } else { 6322 pkg.usesLibraryFiles = null; 6323 } 6324 } 6325 } 6326 6327 private static boolean hasString(List<String> list, List<String> which) { 6328 if (list == null) { 6329 return false; 6330 } 6331 for (int i=list.size()-1; i>=0; i--) { 6332 for (int j=which.size()-1; j>=0; j--) { 6333 if (which.get(j).equals(list.get(i))) { 6334 return true; 6335 } 6336 } 6337 } 6338 return false; 6339 } 6340 6341 private void updateAllSharedLibrariesLPw() { 6342 for (PackageParser.Package pkg : mPackages.values()) { 6343 try { 6344 updateSharedLibrariesLPw(pkg, null); 6345 } catch (PackageManagerException e) { 6346 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6347 } 6348 } 6349 } 6350 6351 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6352 PackageParser.Package changingPkg) { 6353 ArrayList<PackageParser.Package> res = null; 6354 for (PackageParser.Package pkg : mPackages.values()) { 6355 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6356 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6357 if (res == null) { 6358 res = new ArrayList<PackageParser.Package>(); 6359 } 6360 res.add(pkg); 6361 try { 6362 updateSharedLibrariesLPw(pkg, changingPkg); 6363 } catch (PackageManagerException e) { 6364 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6365 } 6366 } 6367 } 6368 return res; 6369 } 6370 6371 /** 6372 * Derive the value of the {@code cpuAbiOverride} based on the provided 6373 * value and an optional stored value from the package settings. 6374 */ 6375 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6376 String cpuAbiOverride = null; 6377 6378 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6379 cpuAbiOverride = null; 6380 } else if (abiOverride != null) { 6381 cpuAbiOverride = abiOverride; 6382 } else if (settings != null) { 6383 cpuAbiOverride = settings.cpuAbiOverrideString; 6384 } 6385 6386 return cpuAbiOverride; 6387 } 6388 6389 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6390 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6391 boolean success = false; 6392 try { 6393 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6394 currentTime, user); 6395 success = true; 6396 return res; 6397 } finally { 6398 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6399 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6400 } 6401 } 6402 } 6403 6404 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6405 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6406 final File scanFile = new File(pkg.codePath); 6407 if (pkg.applicationInfo.getCodePath() == null || 6408 pkg.applicationInfo.getResourcePath() == null) { 6409 // Bail out. The resource and code paths haven't been set. 6410 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6411 "Code and resource paths haven't been set correctly"); 6412 } 6413 6414 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6415 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6416 } else { 6417 // Only allow system apps to be flagged as core apps. 6418 pkg.coreApp = false; 6419 } 6420 6421 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6422 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6423 } 6424 6425 if (mCustomResolverComponentName != null && 6426 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6427 setUpCustomResolverActivity(pkg); 6428 } 6429 6430 if (pkg.packageName.equals("android")) { 6431 synchronized (mPackages) { 6432 if (mAndroidApplication != null) { 6433 Slog.w(TAG, "*************************************************"); 6434 Slog.w(TAG, "Core android package being redefined. Skipping."); 6435 Slog.w(TAG, " file=" + scanFile); 6436 Slog.w(TAG, "*************************************************"); 6437 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6438 "Core android package being redefined. Skipping."); 6439 } 6440 6441 // Set up information for our fall-back user intent resolution activity. 6442 mPlatformPackage = pkg; 6443 pkg.mVersionCode = mSdkVersion; 6444 mAndroidApplication = pkg.applicationInfo; 6445 6446 if (!mResolverReplaced) { 6447 mResolveActivity.applicationInfo = mAndroidApplication; 6448 mResolveActivity.name = ResolverActivity.class.getName(); 6449 mResolveActivity.packageName = mAndroidApplication.packageName; 6450 mResolveActivity.processName = "system:ui"; 6451 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6452 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6453 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6454 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6455 mResolveActivity.exported = true; 6456 mResolveActivity.enabled = true; 6457 mResolveInfo.activityInfo = mResolveActivity; 6458 mResolveInfo.priority = 0; 6459 mResolveInfo.preferredOrder = 0; 6460 mResolveInfo.match = 0; 6461 mResolveComponentName = new ComponentName( 6462 mAndroidApplication.packageName, mResolveActivity.name); 6463 } 6464 } 6465 } 6466 6467 if (DEBUG_PACKAGE_SCANNING) { 6468 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6469 Log.d(TAG, "Scanning package " + pkg.packageName); 6470 } 6471 6472 if (mPackages.containsKey(pkg.packageName) 6473 || mSharedLibraries.containsKey(pkg.packageName)) { 6474 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6475 "Application package " + pkg.packageName 6476 + " already installed. Skipping duplicate."); 6477 } 6478 6479 // If we're only installing presumed-existing packages, require that the 6480 // scanned APK is both already known and at the path previously established 6481 // for it. Previously unknown packages we pick up normally, but if we have an 6482 // a priori expectation about this package's install presence, enforce it. 6483 // With a singular exception for new system packages. When an OTA contains 6484 // a new system package, we allow the codepath to change from a system location 6485 // to the user-installed location. If we don't allow this change, any newer, 6486 // user-installed version of the application will be ignored. 6487 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6488 if (mExpectingBetter.containsKey(pkg.packageName)) { 6489 logCriticalInfo(Log.WARN, 6490 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6491 } else { 6492 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6493 if (known != null) { 6494 if (DEBUG_PACKAGE_SCANNING) { 6495 Log.d(TAG, "Examining " + pkg.codePath 6496 + " and requiring known paths " + known.codePathString 6497 + " & " + known.resourcePathString); 6498 } 6499 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6500 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6501 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6502 "Application package " + pkg.packageName 6503 + " found at " + pkg.applicationInfo.getCodePath() 6504 + " but expected at " + known.codePathString + "; ignoring."); 6505 } 6506 } 6507 } 6508 } 6509 6510 // Initialize package source and resource directories 6511 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6512 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6513 6514 SharedUserSetting suid = null; 6515 PackageSetting pkgSetting = null; 6516 6517 if (!isSystemApp(pkg)) { 6518 // Only system apps can use these features. 6519 pkg.mOriginalPackages = null; 6520 pkg.mRealPackage = null; 6521 pkg.mAdoptPermissions = null; 6522 } 6523 6524 // writer 6525 synchronized (mPackages) { 6526 if (pkg.mSharedUserId != null) { 6527 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6528 if (suid == null) { 6529 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6530 "Creating application package " + pkg.packageName 6531 + " for shared user failed"); 6532 } 6533 if (DEBUG_PACKAGE_SCANNING) { 6534 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6535 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6536 + "): packages=" + suid.packages); 6537 } 6538 } 6539 6540 // Check if we are renaming from an original package name. 6541 PackageSetting origPackage = null; 6542 String realName = null; 6543 if (pkg.mOriginalPackages != null) { 6544 // This package may need to be renamed to a previously 6545 // installed name. Let's check on that... 6546 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6547 if (pkg.mOriginalPackages.contains(renamed)) { 6548 // This package had originally been installed as the 6549 // original name, and we have already taken care of 6550 // transitioning to the new one. Just update the new 6551 // one to continue using the old name. 6552 realName = pkg.mRealPackage; 6553 if (!pkg.packageName.equals(renamed)) { 6554 // Callers into this function may have already taken 6555 // care of renaming the package; only do it here if 6556 // it is not already done. 6557 pkg.setPackageName(renamed); 6558 } 6559 6560 } else { 6561 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6562 if ((origPackage = mSettings.peekPackageLPr( 6563 pkg.mOriginalPackages.get(i))) != null) { 6564 // We do have the package already installed under its 6565 // original name... should we use it? 6566 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6567 // New package is not compatible with original. 6568 origPackage = null; 6569 continue; 6570 } else if (origPackage.sharedUser != null) { 6571 // Make sure uid is compatible between packages. 6572 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6573 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6574 + " to " + pkg.packageName + ": old uid " 6575 + origPackage.sharedUser.name 6576 + " differs from " + pkg.mSharedUserId); 6577 origPackage = null; 6578 continue; 6579 } 6580 } else { 6581 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6582 + pkg.packageName + " to old name " + origPackage.name); 6583 } 6584 break; 6585 } 6586 } 6587 } 6588 } 6589 6590 if (mTransferedPackages.contains(pkg.packageName)) { 6591 Slog.w(TAG, "Package " + pkg.packageName 6592 + " was transferred to another, but its .apk remains"); 6593 } 6594 6595 // Just create the setting, don't add it yet. For already existing packages 6596 // the PkgSetting exists already and doesn't have to be created. 6597 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6598 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6599 pkg.applicationInfo.primaryCpuAbi, 6600 pkg.applicationInfo.secondaryCpuAbi, 6601 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6602 user, false); 6603 if (pkgSetting == null) { 6604 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6605 "Creating application package " + pkg.packageName + " failed"); 6606 } 6607 6608 if (pkgSetting.origPackage != null) { 6609 // If we are first transitioning from an original package, 6610 // fix up the new package's name now. We need to do this after 6611 // looking up the package under its new name, so getPackageLP 6612 // can take care of fiddling things correctly. 6613 pkg.setPackageName(origPackage.name); 6614 6615 // File a report about this. 6616 String msg = "New package " + pkgSetting.realName 6617 + " renamed to replace old package " + pkgSetting.name; 6618 reportSettingsProblem(Log.WARN, msg); 6619 6620 // Make a note of it. 6621 mTransferedPackages.add(origPackage.name); 6622 6623 // No longer need to retain this. 6624 pkgSetting.origPackage = null; 6625 } 6626 6627 if (realName != null) { 6628 // Make a note of it. 6629 mTransferedPackages.add(pkg.packageName); 6630 } 6631 6632 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6633 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6634 } 6635 6636 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6637 // Check all shared libraries and map to their actual file path. 6638 // We only do this here for apps not on a system dir, because those 6639 // are the only ones that can fail an install due to this. We 6640 // will take care of the system apps by updating all of their 6641 // library paths after the scan is done. 6642 updateSharedLibrariesLPw(pkg, null); 6643 } 6644 6645 if (mFoundPolicyFile) { 6646 SELinuxMMAC.assignSeinfoValue(pkg); 6647 } 6648 6649 pkg.applicationInfo.uid = pkgSetting.appId; 6650 pkg.mExtras = pkgSetting; 6651 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6652 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6653 // We just determined the app is signed correctly, so bring 6654 // over the latest parsed certs. 6655 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6656 } else { 6657 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6658 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6659 "Package " + pkg.packageName + " upgrade keys do not match the " 6660 + "previously installed version"); 6661 } else { 6662 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6663 String msg = "System package " + pkg.packageName 6664 + " signature changed; retaining data."; 6665 reportSettingsProblem(Log.WARN, msg); 6666 } 6667 } 6668 } else { 6669 try { 6670 verifySignaturesLP(pkgSetting, pkg); 6671 // We just determined the app is signed correctly, so bring 6672 // over the latest parsed certs. 6673 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6674 } catch (PackageManagerException e) { 6675 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6676 throw e; 6677 } 6678 // The signature has changed, but this package is in the system 6679 // image... let's recover! 6680 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6681 // However... if this package is part of a shared user, but it 6682 // doesn't match the signature of the shared user, let's fail. 6683 // What this means is that you can't change the signatures 6684 // associated with an overall shared user, which doesn't seem all 6685 // that unreasonable. 6686 if (pkgSetting.sharedUser != null) { 6687 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6688 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6689 throw new PackageManagerException( 6690 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6691 "Signature mismatch for shared user : " 6692 + pkgSetting.sharedUser); 6693 } 6694 } 6695 // File a report about this. 6696 String msg = "System package " + pkg.packageName 6697 + " signature changed; retaining data."; 6698 reportSettingsProblem(Log.WARN, msg); 6699 } 6700 } 6701 // Verify that this new package doesn't have any content providers 6702 // that conflict with existing packages. Only do this if the 6703 // package isn't already installed, since we don't want to break 6704 // things that are installed. 6705 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6706 final int N = pkg.providers.size(); 6707 int i; 6708 for (i=0; i<N; i++) { 6709 PackageParser.Provider p = pkg.providers.get(i); 6710 if (p.info.authority != null) { 6711 String names[] = p.info.authority.split(";"); 6712 for (int j = 0; j < names.length; j++) { 6713 if (mProvidersByAuthority.containsKey(names[j])) { 6714 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6715 final String otherPackageName = 6716 ((other != null && other.getComponentName() != null) ? 6717 other.getComponentName().getPackageName() : "?"); 6718 throw new PackageManagerException( 6719 INSTALL_FAILED_CONFLICTING_PROVIDER, 6720 "Can't install because provider name " + names[j] 6721 + " (in package " + pkg.applicationInfo.packageName 6722 + ") is already used by " + otherPackageName); 6723 } 6724 } 6725 } 6726 } 6727 } 6728 6729 if (pkg.mAdoptPermissions != null) { 6730 // This package wants to adopt ownership of permissions from 6731 // another package. 6732 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6733 final String origName = pkg.mAdoptPermissions.get(i); 6734 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6735 if (orig != null) { 6736 if (verifyPackageUpdateLPr(orig, pkg)) { 6737 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6738 + pkg.packageName); 6739 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6740 } 6741 } 6742 } 6743 } 6744 } 6745 6746 final String pkgName = pkg.packageName; 6747 6748 final long scanFileTime = scanFile.lastModified(); 6749 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6750 pkg.applicationInfo.processName = fixProcessName( 6751 pkg.applicationInfo.packageName, 6752 pkg.applicationInfo.processName, 6753 pkg.applicationInfo.uid); 6754 6755 File dataPath; 6756 if (mPlatformPackage == pkg) { 6757 // The system package is special. 6758 dataPath = new File(Environment.getDataDirectory(), "system"); 6759 6760 pkg.applicationInfo.dataDir = dataPath.getPath(); 6761 6762 } else { 6763 // This is a normal package, need to make its data directory. 6764 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6765 UserHandle.USER_OWNER, pkg.packageName); 6766 6767 boolean uidError = false; 6768 if (dataPath.exists()) { 6769 int currentUid = 0; 6770 try { 6771 StructStat stat = Os.stat(dataPath.getPath()); 6772 currentUid = stat.st_uid; 6773 } catch (ErrnoException e) { 6774 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6775 } 6776 6777 // If we have mismatched owners for the data path, we have a problem. 6778 if (currentUid != pkg.applicationInfo.uid) { 6779 boolean recovered = false; 6780 if (currentUid == 0) { 6781 // The directory somehow became owned by root. Wow. 6782 // This is probably because the system was stopped while 6783 // installd was in the middle of messing with its libs 6784 // directory. Ask installd to fix that. 6785 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6786 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6787 if (ret >= 0) { 6788 recovered = true; 6789 String msg = "Package " + pkg.packageName 6790 + " unexpectedly changed to uid 0; recovered to " + 6791 + pkg.applicationInfo.uid; 6792 reportSettingsProblem(Log.WARN, msg); 6793 } 6794 } 6795 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6796 || (scanFlags&SCAN_BOOTING) != 0)) { 6797 // If this is a system app, we can at least delete its 6798 // current data so the application will still work. 6799 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6800 if (ret >= 0) { 6801 // TODO: Kill the processes first 6802 // Old data gone! 6803 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6804 ? "System package " : "Third party package "; 6805 String msg = prefix + pkg.packageName 6806 + " has changed from uid: " 6807 + currentUid + " to " 6808 + pkg.applicationInfo.uid + "; old data erased"; 6809 reportSettingsProblem(Log.WARN, msg); 6810 recovered = true; 6811 6812 // And now re-install the app. 6813 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6814 pkg.applicationInfo.seinfo); 6815 if (ret == -1) { 6816 // Ack should not happen! 6817 msg = prefix + pkg.packageName 6818 + " could not have data directory re-created after delete."; 6819 reportSettingsProblem(Log.WARN, msg); 6820 throw new PackageManagerException( 6821 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6822 } 6823 } 6824 if (!recovered) { 6825 mHasSystemUidErrors = true; 6826 } 6827 } else if (!recovered) { 6828 // If we allow this install to proceed, we will be broken. 6829 // Abort, abort! 6830 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6831 "scanPackageLI"); 6832 } 6833 if (!recovered) { 6834 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6835 + pkg.applicationInfo.uid + "/fs_" 6836 + currentUid; 6837 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6838 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6839 String msg = "Package " + pkg.packageName 6840 + " has mismatched uid: " 6841 + currentUid + " on disk, " 6842 + pkg.applicationInfo.uid + " in settings"; 6843 // writer 6844 synchronized (mPackages) { 6845 mSettings.mReadMessages.append(msg); 6846 mSettings.mReadMessages.append('\n'); 6847 uidError = true; 6848 if (!pkgSetting.uidError) { 6849 reportSettingsProblem(Log.ERROR, msg); 6850 } 6851 } 6852 } 6853 } 6854 pkg.applicationInfo.dataDir = dataPath.getPath(); 6855 if (mShouldRestoreconData) { 6856 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6857 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6858 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6859 } 6860 } else { 6861 if (DEBUG_PACKAGE_SCANNING) { 6862 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6863 Log.v(TAG, "Want this data dir: " + dataPath); 6864 } 6865 //invoke installer to do the actual installation 6866 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6867 pkg.applicationInfo.seinfo); 6868 if (ret < 0) { 6869 // Error from installer 6870 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6871 "Unable to create data dirs [errorCode=" + ret + "]"); 6872 } 6873 6874 if (dataPath.exists()) { 6875 pkg.applicationInfo.dataDir = dataPath.getPath(); 6876 } else { 6877 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6878 pkg.applicationInfo.dataDir = null; 6879 } 6880 } 6881 6882 pkgSetting.uidError = uidError; 6883 } 6884 6885 final String path = scanFile.getPath(); 6886 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6887 6888 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6889 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6890 6891 // Some system apps still use directory structure for native libraries 6892 // in which case we might end up not detecting abi solely based on apk 6893 // structure. Try to detect abi based on directory structure. 6894 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6895 pkg.applicationInfo.primaryCpuAbi == null) { 6896 setBundledAppAbisAndRoots(pkg, pkgSetting); 6897 setNativeLibraryPaths(pkg); 6898 } 6899 6900 } else { 6901 if ((scanFlags & SCAN_MOVE) != 0) { 6902 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6903 // but we already have this packages package info in the PackageSetting. We just 6904 // use that and derive the native library path based on the new codepath. 6905 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6906 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6907 } 6908 6909 // Set native library paths again. For moves, the path will be updated based on the 6910 // ABIs we've determined above. For non-moves, the path will be updated based on the 6911 // ABIs we determined during compilation, but the path will depend on the final 6912 // package path (after the rename away from the stage path). 6913 setNativeLibraryPaths(pkg); 6914 } 6915 6916 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6917 final int[] userIds = sUserManager.getUserIds(); 6918 synchronized (mInstallLock) { 6919 // Make sure all user data directories are ready to roll; we're okay 6920 // if they already exist 6921 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6922 for (int userId : userIds) { 6923 if (userId != 0) { 6924 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6925 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6926 pkg.applicationInfo.seinfo); 6927 } 6928 } 6929 } 6930 6931 // Create a native library symlink only if we have native libraries 6932 // and if the native libraries are 32 bit libraries. We do not provide 6933 // this symlink for 64 bit libraries. 6934 if (pkg.applicationInfo.primaryCpuAbi != null && 6935 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6936 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6937 for (int userId : userIds) { 6938 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6939 nativeLibPath, userId) < 0) { 6940 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6941 "Failed linking native library dir (user=" + userId + ")"); 6942 } 6943 } 6944 } 6945 } 6946 6947 // This is a special case for the "system" package, where the ABI is 6948 // dictated by the zygote configuration (and init.rc). We should keep track 6949 // of this ABI so that we can deal with "normal" applications that run under 6950 // the same UID correctly. 6951 if (mPlatformPackage == pkg) { 6952 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6953 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6954 } 6955 6956 // If there's a mismatch between the abi-override in the package setting 6957 // and the abiOverride specified for the install. Warn about this because we 6958 // would've already compiled the app without taking the package setting into 6959 // account. 6960 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6961 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6962 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6963 " for package: " + pkg.packageName); 6964 } 6965 } 6966 6967 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6968 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6969 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6970 6971 // Copy the derived override back to the parsed package, so that we can 6972 // update the package settings accordingly. 6973 pkg.cpuAbiOverride = cpuAbiOverride; 6974 6975 if (DEBUG_ABI_SELECTION) { 6976 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6977 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6978 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6979 } 6980 6981 // Push the derived path down into PackageSettings so we know what to 6982 // clean up at uninstall time. 6983 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6984 6985 if (DEBUG_ABI_SELECTION) { 6986 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6987 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6988 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6989 } 6990 6991 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6992 // We don't do this here during boot because we can do it all 6993 // at once after scanning all existing packages. 6994 // 6995 // We also do this *before* we perform dexopt on this package, so that 6996 // we can avoid redundant dexopts, and also to make sure we've got the 6997 // code and package path correct. 6998 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6999 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7000 } 7001 7002 if ((scanFlags & SCAN_NO_DEX) == 0) { 7003 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7004 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7005 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7006 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7007 } 7008 } 7009 if (mFactoryTest && pkg.requestedPermissions.contains( 7010 android.Manifest.permission.FACTORY_TEST)) { 7011 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7012 } 7013 7014 ArrayList<PackageParser.Package> clientLibPkgs = null; 7015 7016 // writer 7017 synchronized (mPackages) { 7018 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7019 // Only system apps can add new shared libraries. 7020 if (pkg.libraryNames != null) { 7021 for (int i=0; i<pkg.libraryNames.size(); i++) { 7022 String name = pkg.libraryNames.get(i); 7023 boolean allowed = false; 7024 if (pkg.isUpdatedSystemApp()) { 7025 // New library entries can only be added through the 7026 // system image. This is important to get rid of a lot 7027 // of nasty edge cases: for example if we allowed a non- 7028 // system update of the app to add a library, then uninstalling 7029 // the update would make the library go away, and assumptions 7030 // we made such as through app install filtering would now 7031 // have allowed apps on the device which aren't compatible 7032 // with it. Better to just have the restriction here, be 7033 // conservative, and create many fewer cases that can negatively 7034 // impact the user experience. 7035 final PackageSetting sysPs = mSettings 7036 .getDisabledSystemPkgLPr(pkg.packageName); 7037 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7038 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7039 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7040 allowed = true; 7041 allowed = true; 7042 break; 7043 } 7044 } 7045 } 7046 } else { 7047 allowed = true; 7048 } 7049 if (allowed) { 7050 if (!mSharedLibraries.containsKey(name)) { 7051 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7052 } else if (!name.equals(pkg.packageName)) { 7053 Slog.w(TAG, "Package " + pkg.packageName + " library " 7054 + name + " already exists; skipping"); 7055 } 7056 } else { 7057 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7058 + name + " that is not declared on system image; skipping"); 7059 } 7060 } 7061 if ((scanFlags&SCAN_BOOTING) == 0) { 7062 // If we are not booting, we need to update any applications 7063 // that are clients of our shared library. If we are booting, 7064 // this will all be done once the scan is complete. 7065 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7066 } 7067 } 7068 } 7069 } 7070 7071 // We also need to dexopt any apps that are dependent on this library. Note that 7072 // if these fail, we should abort the install since installing the library will 7073 // result in some apps being broken. 7074 if (clientLibPkgs != null) { 7075 if ((scanFlags & SCAN_NO_DEX) == 0) { 7076 for (int i = 0; i < clientLibPkgs.size(); i++) { 7077 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7078 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7079 null /* instruction sets */, forceDex, 7080 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7081 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7082 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7083 "scanPackageLI failed to dexopt clientLibPkgs"); 7084 } 7085 } 7086 } 7087 } 7088 7089 // Also need to kill any apps that are dependent on the library. 7090 if (clientLibPkgs != null) { 7091 for (int i=0; i<clientLibPkgs.size(); i++) { 7092 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7093 killApplication(clientPkg.applicationInfo.packageName, 7094 clientPkg.applicationInfo.uid, "update lib"); 7095 } 7096 } 7097 7098 // Make sure we're not adding any bogus keyset info 7099 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7100 ksms.assertScannedPackageValid(pkg); 7101 7102 // writer 7103 synchronized (mPackages) { 7104 // We don't expect installation to fail beyond this point 7105 7106 // Add the new setting to mSettings 7107 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7108 // Add the new setting to mPackages 7109 mPackages.put(pkg.applicationInfo.packageName, pkg); 7110 // Make sure we don't accidentally delete its data. 7111 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7112 while (iter.hasNext()) { 7113 PackageCleanItem item = iter.next(); 7114 if (pkgName.equals(item.packageName)) { 7115 iter.remove(); 7116 } 7117 } 7118 7119 // Take care of first install / last update times. 7120 if (currentTime != 0) { 7121 if (pkgSetting.firstInstallTime == 0) { 7122 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7123 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7124 pkgSetting.lastUpdateTime = currentTime; 7125 } 7126 } else if (pkgSetting.firstInstallTime == 0) { 7127 // We need *something*. Take time time stamp of the file. 7128 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7129 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7130 if (scanFileTime != pkgSetting.timeStamp) { 7131 // A package on the system image has changed; consider this 7132 // to be an update. 7133 pkgSetting.lastUpdateTime = scanFileTime; 7134 } 7135 } 7136 7137 // Add the package's KeySets to the global KeySetManagerService 7138 ksms.addScannedPackageLPw(pkg); 7139 7140 int N = pkg.providers.size(); 7141 StringBuilder r = null; 7142 int i; 7143 for (i=0; i<N; i++) { 7144 PackageParser.Provider p = pkg.providers.get(i); 7145 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7146 p.info.processName, pkg.applicationInfo.uid); 7147 mProviders.addProvider(p); 7148 p.syncable = p.info.isSyncable; 7149 if (p.info.authority != null) { 7150 String names[] = p.info.authority.split(";"); 7151 p.info.authority = null; 7152 for (int j = 0; j < names.length; j++) { 7153 if (j == 1 && p.syncable) { 7154 // We only want the first authority for a provider to possibly be 7155 // syncable, so if we already added this provider using a different 7156 // authority clear the syncable flag. We copy the provider before 7157 // changing it because the mProviders object contains a reference 7158 // to a provider that we don't want to change. 7159 // Only do this for the second authority since the resulting provider 7160 // object can be the same for all future authorities for this provider. 7161 p = new PackageParser.Provider(p); 7162 p.syncable = false; 7163 } 7164 if (!mProvidersByAuthority.containsKey(names[j])) { 7165 mProvidersByAuthority.put(names[j], p); 7166 if (p.info.authority == null) { 7167 p.info.authority = names[j]; 7168 } else { 7169 p.info.authority = p.info.authority + ";" + names[j]; 7170 } 7171 if (DEBUG_PACKAGE_SCANNING) { 7172 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7173 Log.d(TAG, "Registered content provider: " + names[j] 7174 + ", className = " + p.info.name + ", isSyncable = " 7175 + p.info.isSyncable); 7176 } 7177 } else { 7178 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7179 Slog.w(TAG, "Skipping provider name " + names[j] + 7180 " (in package " + pkg.applicationInfo.packageName + 7181 "): name already used by " 7182 + ((other != null && other.getComponentName() != null) 7183 ? other.getComponentName().getPackageName() : "?")); 7184 } 7185 } 7186 } 7187 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7188 if (r == null) { 7189 r = new StringBuilder(256); 7190 } else { 7191 r.append(' '); 7192 } 7193 r.append(p.info.name); 7194 } 7195 } 7196 if (r != null) { 7197 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7198 } 7199 7200 N = pkg.services.size(); 7201 r = null; 7202 for (i=0; i<N; i++) { 7203 PackageParser.Service s = pkg.services.get(i); 7204 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7205 s.info.processName, pkg.applicationInfo.uid); 7206 mServices.addService(s); 7207 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7208 if (r == null) { 7209 r = new StringBuilder(256); 7210 } else { 7211 r.append(' '); 7212 } 7213 r.append(s.info.name); 7214 } 7215 } 7216 if (r != null) { 7217 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7218 } 7219 7220 N = pkg.receivers.size(); 7221 r = null; 7222 for (i=0; i<N; i++) { 7223 PackageParser.Activity a = pkg.receivers.get(i); 7224 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7225 a.info.processName, pkg.applicationInfo.uid); 7226 mReceivers.addActivity(a, "receiver"); 7227 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7228 if (r == null) { 7229 r = new StringBuilder(256); 7230 } else { 7231 r.append(' '); 7232 } 7233 r.append(a.info.name); 7234 } 7235 } 7236 if (r != null) { 7237 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7238 } 7239 7240 N = pkg.activities.size(); 7241 r = null; 7242 for (i=0; i<N; i++) { 7243 PackageParser.Activity a = pkg.activities.get(i); 7244 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7245 a.info.processName, pkg.applicationInfo.uid); 7246 mActivities.addActivity(a, "activity"); 7247 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7248 if (r == null) { 7249 r = new StringBuilder(256); 7250 } else { 7251 r.append(' '); 7252 } 7253 r.append(a.info.name); 7254 } 7255 } 7256 if (r != null) { 7257 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7258 } 7259 7260 N = pkg.permissionGroups.size(); 7261 r = null; 7262 for (i=0; i<N; i++) { 7263 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7264 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7265 if (cur == null) { 7266 mPermissionGroups.put(pg.info.name, pg); 7267 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7268 if (r == null) { 7269 r = new StringBuilder(256); 7270 } else { 7271 r.append(' '); 7272 } 7273 r.append(pg.info.name); 7274 } 7275 } else { 7276 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7277 + pg.info.packageName + " ignored: original from " 7278 + cur.info.packageName); 7279 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7280 if (r == null) { 7281 r = new StringBuilder(256); 7282 } else { 7283 r.append(' '); 7284 } 7285 r.append("DUP:"); 7286 r.append(pg.info.name); 7287 } 7288 } 7289 } 7290 if (r != null) { 7291 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7292 } 7293 7294 N = pkg.permissions.size(); 7295 r = null; 7296 for (i=0; i<N; i++) { 7297 PackageParser.Permission p = pkg.permissions.get(i); 7298 7299 // Now that permission groups have a special meaning, we ignore permission 7300 // groups for legacy apps to prevent unexpected behavior. In particular, 7301 // permissions for one app being granted to someone just becuase they happen 7302 // to be in a group defined by another app (before this had no implications). 7303 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7304 p.group = mPermissionGroups.get(p.info.group); 7305 // Warn for a permission in an unknown group. 7306 if (p.info.group != null && p.group == null) { 7307 Slog.w(TAG, "Permission " + p.info.name + " from package " 7308 + p.info.packageName + " in an unknown group " + p.info.group); 7309 } 7310 } 7311 7312 ArrayMap<String, BasePermission> permissionMap = 7313 p.tree ? mSettings.mPermissionTrees 7314 : mSettings.mPermissions; 7315 BasePermission bp = permissionMap.get(p.info.name); 7316 7317 // Allow system apps to redefine non-system permissions 7318 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7319 final boolean currentOwnerIsSystem = (bp.perm != null 7320 && isSystemApp(bp.perm.owner)); 7321 if (isSystemApp(p.owner)) { 7322 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7323 // It's a built-in permission and no owner, take ownership now 7324 bp.packageSetting = pkgSetting; 7325 bp.perm = p; 7326 bp.uid = pkg.applicationInfo.uid; 7327 bp.sourcePackage = p.info.packageName; 7328 } else if (!currentOwnerIsSystem) { 7329 String msg = "New decl " + p.owner + " of permission " 7330 + p.info.name + " is system; overriding " + bp.sourcePackage; 7331 reportSettingsProblem(Log.WARN, msg); 7332 bp = null; 7333 } 7334 } 7335 } 7336 7337 if (bp == null) { 7338 bp = new BasePermission(p.info.name, p.info.packageName, 7339 BasePermission.TYPE_NORMAL); 7340 permissionMap.put(p.info.name, bp); 7341 } 7342 7343 if (bp.perm == null) { 7344 if (bp.sourcePackage == null 7345 || bp.sourcePackage.equals(p.info.packageName)) { 7346 BasePermission tree = findPermissionTreeLP(p.info.name); 7347 if (tree == null 7348 || tree.sourcePackage.equals(p.info.packageName)) { 7349 bp.packageSetting = pkgSetting; 7350 bp.perm = p; 7351 bp.uid = pkg.applicationInfo.uid; 7352 bp.sourcePackage = p.info.packageName; 7353 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7354 if (r == null) { 7355 r = new StringBuilder(256); 7356 } else { 7357 r.append(' '); 7358 } 7359 r.append(p.info.name); 7360 } 7361 } else { 7362 Slog.w(TAG, "Permission " + p.info.name + " from package " 7363 + p.info.packageName + " ignored: base tree " 7364 + tree.name + " is from package " 7365 + tree.sourcePackage); 7366 } 7367 } else { 7368 Slog.w(TAG, "Permission " + p.info.name + " from package " 7369 + p.info.packageName + " ignored: original from " 7370 + bp.sourcePackage); 7371 } 7372 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7373 if (r == null) { 7374 r = new StringBuilder(256); 7375 } else { 7376 r.append(' '); 7377 } 7378 r.append("DUP:"); 7379 r.append(p.info.name); 7380 } 7381 if (bp.perm == p) { 7382 bp.protectionLevel = p.info.protectionLevel; 7383 } 7384 } 7385 7386 if (r != null) { 7387 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7388 } 7389 7390 N = pkg.instrumentation.size(); 7391 r = null; 7392 for (i=0; i<N; i++) { 7393 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7394 a.info.packageName = pkg.applicationInfo.packageName; 7395 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7396 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7397 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7398 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7399 a.info.dataDir = pkg.applicationInfo.dataDir; 7400 7401 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7402 // need other information about the application, like the ABI and what not ? 7403 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7404 mInstrumentation.put(a.getComponentName(), a); 7405 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7406 if (r == null) { 7407 r = new StringBuilder(256); 7408 } else { 7409 r.append(' '); 7410 } 7411 r.append(a.info.name); 7412 } 7413 } 7414 if (r != null) { 7415 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7416 } 7417 7418 if (pkg.protectedBroadcasts != null) { 7419 N = pkg.protectedBroadcasts.size(); 7420 for (i=0; i<N; i++) { 7421 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7422 } 7423 } 7424 7425 pkgSetting.setTimeStamp(scanFileTime); 7426 7427 // Create idmap files for pairs of (packages, overlay packages). 7428 // Note: "android", ie framework-res.apk, is handled by native layers. 7429 if (pkg.mOverlayTarget != null) { 7430 // This is an overlay package. 7431 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7432 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7433 mOverlays.put(pkg.mOverlayTarget, 7434 new ArrayMap<String, PackageParser.Package>()); 7435 } 7436 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7437 map.put(pkg.packageName, pkg); 7438 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7439 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7440 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7441 "scanPackageLI failed to createIdmap"); 7442 } 7443 } 7444 } else if (mOverlays.containsKey(pkg.packageName) && 7445 !pkg.packageName.equals("android")) { 7446 // This is a regular package, with one or more known overlay packages. 7447 createIdmapsForPackageLI(pkg); 7448 } 7449 } 7450 7451 return pkg; 7452 } 7453 7454 /** 7455 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7456 * is derived purely on the basis of the contents of {@code scanFile} and 7457 * {@code cpuAbiOverride}. 7458 * 7459 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7460 */ 7461 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7462 String cpuAbiOverride, boolean extractLibs) 7463 throws PackageManagerException { 7464 // TODO: We can probably be smarter about this stuff. For installed apps, 7465 // we can calculate this information at install time once and for all. For 7466 // system apps, we can probably assume that this information doesn't change 7467 // after the first boot scan. As things stand, we do lots of unnecessary work. 7468 7469 // Give ourselves some initial paths; we'll come back for another 7470 // pass once we've determined ABI below. 7471 setNativeLibraryPaths(pkg); 7472 7473 // We would never need to extract libs for forward-locked and external packages, 7474 // since the container service will do it for us. We shouldn't attempt to 7475 // extract libs from system app when it was not updated. 7476 if (pkg.isForwardLocked() || isExternal(pkg) || 7477 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7478 extractLibs = false; 7479 } 7480 7481 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7482 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7483 7484 NativeLibraryHelper.Handle handle = null; 7485 try { 7486 handle = NativeLibraryHelper.Handle.create(scanFile); 7487 // TODO(multiArch): This can be null for apps that didn't go through the 7488 // usual installation process. We can calculate it again, like we 7489 // do during install time. 7490 // 7491 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7492 // unnecessary. 7493 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7494 7495 // Null out the abis so that they can be recalculated. 7496 pkg.applicationInfo.primaryCpuAbi = null; 7497 pkg.applicationInfo.secondaryCpuAbi = null; 7498 if (isMultiArch(pkg.applicationInfo)) { 7499 // Warn if we've set an abiOverride for multi-lib packages.. 7500 // By definition, we need to copy both 32 and 64 bit libraries for 7501 // such packages. 7502 if (pkg.cpuAbiOverride != null 7503 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7504 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7505 } 7506 7507 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7508 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7509 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7510 if (extractLibs) { 7511 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7512 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7513 useIsaSpecificSubdirs); 7514 } else { 7515 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7516 } 7517 } 7518 7519 maybeThrowExceptionForMultiArchCopy( 7520 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7521 7522 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7523 if (extractLibs) { 7524 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7525 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7526 useIsaSpecificSubdirs); 7527 } else { 7528 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7529 } 7530 } 7531 7532 maybeThrowExceptionForMultiArchCopy( 7533 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7534 7535 if (abi64 >= 0) { 7536 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7537 } 7538 7539 if (abi32 >= 0) { 7540 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7541 if (abi64 >= 0) { 7542 pkg.applicationInfo.secondaryCpuAbi = abi; 7543 } else { 7544 pkg.applicationInfo.primaryCpuAbi = abi; 7545 } 7546 } 7547 } else { 7548 String[] abiList = (cpuAbiOverride != null) ? 7549 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7550 7551 // Enable gross and lame hacks for apps that are built with old 7552 // SDK tools. We must scan their APKs for renderscript bitcode and 7553 // not launch them if it's present. Don't bother checking on devices 7554 // that don't have 64 bit support. 7555 boolean needsRenderScriptOverride = false; 7556 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7557 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7558 abiList = Build.SUPPORTED_32_BIT_ABIS; 7559 needsRenderScriptOverride = true; 7560 } 7561 7562 final int copyRet; 7563 if (extractLibs) { 7564 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7565 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7566 } else { 7567 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7568 } 7569 7570 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7571 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7572 "Error unpackaging native libs for app, errorCode=" + copyRet); 7573 } 7574 7575 if (copyRet >= 0) { 7576 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7577 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7578 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7579 } else if (needsRenderScriptOverride) { 7580 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7581 } 7582 } 7583 } catch (IOException ioe) { 7584 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7585 } finally { 7586 IoUtils.closeQuietly(handle); 7587 } 7588 7589 // Now that we've calculated the ABIs and determined if it's an internal app, 7590 // we will go ahead and populate the nativeLibraryPath. 7591 setNativeLibraryPaths(pkg); 7592 } 7593 7594 /** 7595 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7596 * i.e, so that all packages can be run inside a single process if required. 7597 * 7598 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7599 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7600 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7601 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7602 * updating a package that belongs to a shared user. 7603 * 7604 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7605 * adds unnecessary complexity. 7606 */ 7607 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7608 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7609 String requiredInstructionSet = null; 7610 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7611 requiredInstructionSet = VMRuntime.getInstructionSet( 7612 scannedPackage.applicationInfo.primaryCpuAbi); 7613 } 7614 7615 PackageSetting requirer = null; 7616 for (PackageSetting ps : packagesForUser) { 7617 // If packagesForUser contains scannedPackage, we skip it. This will happen 7618 // when scannedPackage is an update of an existing package. Without this check, 7619 // we will never be able to change the ABI of any package belonging to a shared 7620 // user, even if it's compatible with other packages. 7621 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7622 if (ps.primaryCpuAbiString == null) { 7623 continue; 7624 } 7625 7626 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7627 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7628 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7629 // this but there's not much we can do. 7630 String errorMessage = "Instruction set mismatch, " 7631 + ((requirer == null) ? "[caller]" : requirer) 7632 + " requires " + requiredInstructionSet + " whereas " + ps 7633 + " requires " + instructionSet; 7634 Slog.w(TAG, errorMessage); 7635 } 7636 7637 if (requiredInstructionSet == null) { 7638 requiredInstructionSet = instructionSet; 7639 requirer = ps; 7640 } 7641 } 7642 } 7643 7644 if (requiredInstructionSet != null) { 7645 String adjustedAbi; 7646 if (requirer != null) { 7647 // requirer != null implies that either scannedPackage was null or that scannedPackage 7648 // did not require an ABI, in which case we have to adjust scannedPackage to match 7649 // the ABI of the set (which is the same as requirer's ABI) 7650 adjustedAbi = requirer.primaryCpuAbiString; 7651 if (scannedPackage != null) { 7652 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7653 } 7654 } else { 7655 // requirer == null implies that we're updating all ABIs in the set to 7656 // match scannedPackage. 7657 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7658 } 7659 7660 for (PackageSetting ps : packagesForUser) { 7661 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7662 if (ps.primaryCpuAbiString != null) { 7663 continue; 7664 } 7665 7666 ps.primaryCpuAbiString = adjustedAbi; 7667 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7668 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7669 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7670 7671 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7672 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7673 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7674 ps.primaryCpuAbiString = null; 7675 ps.pkg.applicationInfo.primaryCpuAbi = null; 7676 return; 7677 } else { 7678 mInstaller.rmdex(ps.codePathString, 7679 getDexCodeInstructionSet(getPreferredInstructionSet())); 7680 } 7681 } 7682 } 7683 } 7684 } 7685 } 7686 7687 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7688 synchronized (mPackages) { 7689 mResolverReplaced = true; 7690 // Set up information for custom user intent resolution activity. 7691 mResolveActivity.applicationInfo = pkg.applicationInfo; 7692 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7693 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7694 mResolveActivity.processName = pkg.applicationInfo.packageName; 7695 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7696 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7697 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7698 mResolveActivity.theme = 0; 7699 mResolveActivity.exported = true; 7700 mResolveActivity.enabled = true; 7701 mResolveInfo.activityInfo = mResolveActivity; 7702 mResolveInfo.priority = 0; 7703 mResolveInfo.preferredOrder = 0; 7704 mResolveInfo.match = 0; 7705 mResolveComponentName = mCustomResolverComponentName; 7706 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7707 mResolveComponentName); 7708 } 7709 } 7710 7711 private static String calculateBundledApkRoot(final String codePathString) { 7712 final File codePath = new File(codePathString); 7713 final File codeRoot; 7714 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7715 codeRoot = Environment.getRootDirectory(); 7716 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7717 codeRoot = Environment.getOemDirectory(); 7718 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7719 codeRoot = Environment.getVendorDirectory(); 7720 } else { 7721 // Unrecognized code path; take its top real segment as the apk root: 7722 // e.g. /something/app/blah.apk => /something 7723 try { 7724 File f = codePath.getCanonicalFile(); 7725 File parent = f.getParentFile(); // non-null because codePath is a file 7726 File tmp; 7727 while ((tmp = parent.getParentFile()) != null) { 7728 f = parent; 7729 parent = tmp; 7730 } 7731 codeRoot = f; 7732 Slog.w(TAG, "Unrecognized code path " 7733 + codePath + " - using " + codeRoot); 7734 } catch (IOException e) { 7735 // Can't canonicalize the code path -- shenanigans? 7736 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7737 return Environment.getRootDirectory().getPath(); 7738 } 7739 } 7740 return codeRoot.getPath(); 7741 } 7742 7743 /** 7744 * Derive and set the location of native libraries for the given package, 7745 * which varies depending on where and how the package was installed. 7746 */ 7747 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7748 final ApplicationInfo info = pkg.applicationInfo; 7749 final String codePath = pkg.codePath; 7750 final File codeFile = new File(codePath); 7751 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7752 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7753 7754 info.nativeLibraryRootDir = null; 7755 info.nativeLibraryRootRequiresIsa = false; 7756 info.nativeLibraryDir = null; 7757 info.secondaryNativeLibraryDir = null; 7758 7759 if (isApkFile(codeFile)) { 7760 // Monolithic install 7761 if (bundledApp) { 7762 // If "/system/lib64/apkname" exists, assume that is the per-package 7763 // native library directory to use; otherwise use "/system/lib/apkname". 7764 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7765 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7766 getPrimaryInstructionSet(info)); 7767 7768 // This is a bundled system app so choose the path based on the ABI. 7769 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7770 // is just the default path. 7771 final String apkName = deriveCodePathName(codePath); 7772 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7773 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7774 apkName).getAbsolutePath(); 7775 7776 if (info.secondaryCpuAbi != null) { 7777 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7778 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7779 secondaryLibDir, apkName).getAbsolutePath(); 7780 } 7781 } else if (asecApp) { 7782 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7783 .getAbsolutePath(); 7784 } else { 7785 final String apkName = deriveCodePathName(codePath); 7786 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7787 .getAbsolutePath(); 7788 } 7789 7790 info.nativeLibraryRootRequiresIsa = false; 7791 info.nativeLibraryDir = info.nativeLibraryRootDir; 7792 } else { 7793 // Cluster install 7794 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7795 info.nativeLibraryRootRequiresIsa = true; 7796 7797 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7798 getPrimaryInstructionSet(info)).getAbsolutePath(); 7799 7800 if (info.secondaryCpuAbi != null) { 7801 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7802 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7803 } 7804 } 7805 } 7806 7807 /** 7808 * Calculate the abis and roots for a bundled app. These can uniquely 7809 * be determined from the contents of the system partition, i.e whether 7810 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7811 * of this information, and instead assume that the system was built 7812 * sensibly. 7813 */ 7814 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7815 PackageSetting pkgSetting) { 7816 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7817 7818 // If "/system/lib64/apkname" exists, assume that is the per-package 7819 // native library directory to use; otherwise use "/system/lib/apkname". 7820 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7821 setBundledAppAbi(pkg, apkRoot, apkName); 7822 // pkgSetting might be null during rescan following uninstall of updates 7823 // to a bundled app, so accommodate that possibility. The settings in 7824 // that case will be established later from the parsed package. 7825 // 7826 // If the settings aren't null, sync them up with what we've just derived. 7827 // note that apkRoot isn't stored in the package settings. 7828 if (pkgSetting != null) { 7829 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7830 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7831 } 7832 } 7833 7834 /** 7835 * Deduces the ABI of a bundled app and sets the relevant fields on the 7836 * parsed pkg object. 7837 * 7838 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7839 * under which system libraries are installed. 7840 * @param apkName the name of the installed package. 7841 */ 7842 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7843 final File codeFile = new File(pkg.codePath); 7844 7845 final boolean has64BitLibs; 7846 final boolean has32BitLibs; 7847 if (isApkFile(codeFile)) { 7848 // Monolithic install 7849 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7850 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7851 } else { 7852 // Cluster install 7853 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7854 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7855 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7856 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7857 has64BitLibs = (new File(rootDir, isa)).exists(); 7858 } else { 7859 has64BitLibs = false; 7860 } 7861 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7862 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7863 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7864 has32BitLibs = (new File(rootDir, isa)).exists(); 7865 } else { 7866 has32BitLibs = false; 7867 } 7868 } 7869 7870 if (has64BitLibs && !has32BitLibs) { 7871 // The package has 64 bit libs, but not 32 bit libs. Its primary 7872 // ABI should be 64 bit. We can safely assume here that the bundled 7873 // native libraries correspond to the most preferred ABI in the list. 7874 7875 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7876 pkg.applicationInfo.secondaryCpuAbi = null; 7877 } else if (has32BitLibs && !has64BitLibs) { 7878 // The package has 32 bit libs but not 64 bit libs. Its primary 7879 // ABI should be 32 bit. 7880 7881 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7882 pkg.applicationInfo.secondaryCpuAbi = null; 7883 } else if (has32BitLibs && has64BitLibs) { 7884 // The application has both 64 and 32 bit bundled libraries. We check 7885 // here that the app declares multiArch support, and warn if it doesn't. 7886 // 7887 // We will be lenient here and record both ABIs. The primary will be the 7888 // ABI that's higher on the list, i.e, a device that's configured to prefer 7889 // 64 bit apps will see a 64 bit primary ABI, 7890 7891 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7892 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7893 } 7894 7895 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7896 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7897 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7898 } else { 7899 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7900 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7901 } 7902 } else { 7903 pkg.applicationInfo.primaryCpuAbi = null; 7904 pkg.applicationInfo.secondaryCpuAbi = null; 7905 } 7906 } 7907 7908 private void killApplication(String pkgName, int appId, String reason) { 7909 // Request the ActivityManager to kill the process(only for existing packages) 7910 // so that we do not end up in a confused state while the user is still using the older 7911 // version of the application while the new one gets installed. 7912 IActivityManager am = ActivityManagerNative.getDefault(); 7913 if (am != null) { 7914 try { 7915 am.killApplicationWithAppId(pkgName, appId, reason); 7916 } catch (RemoteException e) { 7917 } 7918 } 7919 } 7920 7921 void removePackageLI(PackageSetting ps, boolean chatty) { 7922 if (DEBUG_INSTALL) { 7923 if (chatty) 7924 Log.d(TAG, "Removing package " + ps.name); 7925 } 7926 7927 // writer 7928 synchronized (mPackages) { 7929 mPackages.remove(ps.name); 7930 final PackageParser.Package pkg = ps.pkg; 7931 if (pkg != null) { 7932 cleanPackageDataStructuresLILPw(pkg, chatty); 7933 } 7934 } 7935 } 7936 7937 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7938 if (DEBUG_INSTALL) { 7939 if (chatty) 7940 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7941 } 7942 7943 // writer 7944 synchronized (mPackages) { 7945 mPackages.remove(pkg.applicationInfo.packageName); 7946 cleanPackageDataStructuresLILPw(pkg, chatty); 7947 } 7948 } 7949 7950 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7951 int N = pkg.providers.size(); 7952 StringBuilder r = null; 7953 int i; 7954 for (i=0; i<N; i++) { 7955 PackageParser.Provider p = pkg.providers.get(i); 7956 mProviders.removeProvider(p); 7957 if (p.info.authority == null) { 7958 7959 /* There was another ContentProvider with this authority when 7960 * this app was installed so this authority is null, 7961 * Ignore it as we don't have to unregister the provider. 7962 */ 7963 continue; 7964 } 7965 String names[] = p.info.authority.split(";"); 7966 for (int j = 0; j < names.length; j++) { 7967 if (mProvidersByAuthority.get(names[j]) == p) { 7968 mProvidersByAuthority.remove(names[j]); 7969 if (DEBUG_REMOVE) { 7970 if (chatty) 7971 Log.d(TAG, "Unregistered content provider: " + names[j] 7972 + ", className = " + p.info.name + ", isSyncable = " 7973 + p.info.isSyncable); 7974 } 7975 } 7976 } 7977 if (DEBUG_REMOVE && chatty) { 7978 if (r == null) { 7979 r = new StringBuilder(256); 7980 } else { 7981 r.append(' '); 7982 } 7983 r.append(p.info.name); 7984 } 7985 } 7986 if (r != null) { 7987 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7988 } 7989 7990 N = pkg.services.size(); 7991 r = null; 7992 for (i=0; i<N; i++) { 7993 PackageParser.Service s = pkg.services.get(i); 7994 mServices.removeService(s); 7995 if (chatty) { 7996 if (r == null) { 7997 r = new StringBuilder(256); 7998 } else { 7999 r.append(' '); 8000 } 8001 r.append(s.info.name); 8002 } 8003 } 8004 if (r != null) { 8005 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8006 } 8007 8008 N = pkg.receivers.size(); 8009 r = null; 8010 for (i=0; i<N; i++) { 8011 PackageParser.Activity a = pkg.receivers.get(i); 8012 mReceivers.removeActivity(a, "receiver"); 8013 if (DEBUG_REMOVE && chatty) { 8014 if (r == null) { 8015 r = new StringBuilder(256); 8016 } else { 8017 r.append(' '); 8018 } 8019 r.append(a.info.name); 8020 } 8021 } 8022 if (r != null) { 8023 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8024 } 8025 8026 N = pkg.activities.size(); 8027 r = null; 8028 for (i=0; i<N; i++) { 8029 PackageParser.Activity a = pkg.activities.get(i); 8030 mActivities.removeActivity(a, "activity"); 8031 if (DEBUG_REMOVE && chatty) { 8032 if (r == null) { 8033 r = new StringBuilder(256); 8034 } else { 8035 r.append(' '); 8036 } 8037 r.append(a.info.name); 8038 } 8039 } 8040 if (r != null) { 8041 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8042 } 8043 8044 N = pkg.permissions.size(); 8045 r = null; 8046 for (i=0; i<N; i++) { 8047 PackageParser.Permission p = pkg.permissions.get(i); 8048 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8049 if (bp == null) { 8050 bp = mSettings.mPermissionTrees.get(p.info.name); 8051 } 8052 if (bp != null && bp.perm == p) { 8053 bp.perm = null; 8054 if (DEBUG_REMOVE && chatty) { 8055 if (r == null) { 8056 r = new StringBuilder(256); 8057 } else { 8058 r.append(' '); 8059 } 8060 r.append(p.info.name); 8061 } 8062 } 8063 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8064 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8065 if (appOpPerms != null) { 8066 appOpPerms.remove(pkg.packageName); 8067 } 8068 } 8069 } 8070 if (r != null) { 8071 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8072 } 8073 8074 N = pkg.requestedPermissions.size(); 8075 r = null; 8076 for (i=0; i<N; i++) { 8077 String perm = pkg.requestedPermissions.get(i); 8078 BasePermission bp = mSettings.mPermissions.get(perm); 8079 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8080 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8081 if (appOpPerms != null) { 8082 appOpPerms.remove(pkg.packageName); 8083 if (appOpPerms.isEmpty()) { 8084 mAppOpPermissionPackages.remove(perm); 8085 } 8086 } 8087 } 8088 } 8089 if (r != null) { 8090 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8091 } 8092 8093 N = pkg.instrumentation.size(); 8094 r = null; 8095 for (i=0; i<N; i++) { 8096 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8097 mInstrumentation.remove(a.getComponentName()); 8098 if (DEBUG_REMOVE && chatty) { 8099 if (r == null) { 8100 r = new StringBuilder(256); 8101 } else { 8102 r.append(' '); 8103 } 8104 r.append(a.info.name); 8105 } 8106 } 8107 if (r != null) { 8108 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8109 } 8110 8111 r = null; 8112 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8113 // Only system apps can hold shared libraries. 8114 if (pkg.libraryNames != null) { 8115 for (i=0; i<pkg.libraryNames.size(); i++) { 8116 String name = pkg.libraryNames.get(i); 8117 SharedLibraryEntry cur = mSharedLibraries.get(name); 8118 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8119 mSharedLibraries.remove(name); 8120 if (DEBUG_REMOVE && chatty) { 8121 if (r == null) { 8122 r = new StringBuilder(256); 8123 } else { 8124 r.append(' '); 8125 } 8126 r.append(name); 8127 } 8128 } 8129 } 8130 } 8131 } 8132 if (r != null) { 8133 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8134 } 8135 } 8136 8137 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8138 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8139 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8140 return true; 8141 } 8142 } 8143 return false; 8144 } 8145 8146 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8147 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8148 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8149 8150 private void updatePermissionsLPw(String changingPkg, 8151 PackageParser.Package pkgInfo, int flags) { 8152 // Make sure there are no dangling permission trees. 8153 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8154 while (it.hasNext()) { 8155 final BasePermission bp = it.next(); 8156 if (bp.packageSetting == null) { 8157 // We may not yet have parsed the package, so just see if 8158 // we still know about its settings. 8159 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8160 } 8161 if (bp.packageSetting == null) { 8162 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8163 + " from package " + bp.sourcePackage); 8164 it.remove(); 8165 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8166 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8167 Slog.i(TAG, "Removing old permission tree: " + bp.name 8168 + " from package " + bp.sourcePackage); 8169 flags |= UPDATE_PERMISSIONS_ALL; 8170 it.remove(); 8171 } 8172 } 8173 } 8174 8175 // Make sure all dynamic permissions have been assigned to a package, 8176 // and make sure there are no dangling permissions. 8177 it = mSettings.mPermissions.values().iterator(); 8178 while (it.hasNext()) { 8179 final BasePermission bp = it.next(); 8180 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8181 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8182 + bp.name + " pkg=" + bp.sourcePackage 8183 + " info=" + bp.pendingInfo); 8184 if (bp.packageSetting == null && bp.pendingInfo != null) { 8185 final BasePermission tree = findPermissionTreeLP(bp.name); 8186 if (tree != null && tree.perm != null) { 8187 bp.packageSetting = tree.packageSetting; 8188 bp.perm = new PackageParser.Permission(tree.perm.owner, 8189 new PermissionInfo(bp.pendingInfo)); 8190 bp.perm.info.packageName = tree.perm.info.packageName; 8191 bp.perm.info.name = bp.name; 8192 bp.uid = tree.uid; 8193 } 8194 } 8195 } 8196 if (bp.packageSetting == null) { 8197 // We may not yet have parsed the package, so just see if 8198 // we still know about its settings. 8199 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8200 } 8201 if (bp.packageSetting == null) { 8202 Slog.w(TAG, "Removing dangling permission: " + bp.name 8203 + " from package " + bp.sourcePackage); 8204 it.remove(); 8205 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8206 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8207 Slog.i(TAG, "Removing old permission: " + bp.name 8208 + " from package " + bp.sourcePackage); 8209 flags |= UPDATE_PERMISSIONS_ALL; 8210 it.remove(); 8211 } 8212 } 8213 } 8214 8215 // Now update the permissions for all packages, in particular 8216 // replace the granted permissions of the system packages. 8217 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8218 for (PackageParser.Package pkg : mPackages.values()) { 8219 if (pkg != pkgInfo) { 8220 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8221 changingPkg); 8222 } 8223 } 8224 } 8225 8226 if (pkgInfo != null) { 8227 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8228 } 8229 } 8230 8231 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8232 String packageOfInterest) { 8233 // IMPORTANT: There are two types of permissions: install and runtime. 8234 // Install time permissions are granted when the app is installed to 8235 // all device users and users added in the future. Runtime permissions 8236 // are granted at runtime explicitly to specific users. Normal and signature 8237 // protected permissions are install time permissions. Dangerous permissions 8238 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8239 // otherwise they are runtime permissions. This function does not manage 8240 // runtime permissions except for the case an app targeting Lollipop MR1 8241 // being upgraded to target a newer SDK, in which case dangerous permissions 8242 // are transformed from install time to runtime ones. 8243 8244 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8245 if (ps == null) { 8246 return; 8247 } 8248 8249 PermissionsState permissionsState = ps.getPermissionsState(); 8250 PermissionsState origPermissions = permissionsState; 8251 8252 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8253 8254 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8255 8256 boolean changedInstallPermission = false; 8257 8258 if (replace) { 8259 ps.installPermissionsFixed = false; 8260 if (!ps.isSharedUser()) { 8261 origPermissions = new PermissionsState(permissionsState); 8262 permissionsState.reset(); 8263 } 8264 } 8265 8266 permissionsState.setGlobalGids(mGlobalGids); 8267 8268 final int N = pkg.requestedPermissions.size(); 8269 for (int i=0; i<N; i++) { 8270 final String name = pkg.requestedPermissions.get(i); 8271 final BasePermission bp = mSettings.mPermissions.get(name); 8272 8273 if (DEBUG_INSTALL) { 8274 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8275 } 8276 8277 if (bp == null || bp.packageSetting == null) { 8278 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8279 Slog.w(TAG, "Unknown permission " + name 8280 + " in package " + pkg.packageName); 8281 } 8282 continue; 8283 } 8284 8285 final String perm = bp.name; 8286 boolean allowedSig = false; 8287 int grant = GRANT_DENIED; 8288 8289 // Keep track of app op permissions. 8290 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8291 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8292 if (pkgs == null) { 8293 pkgs = new ArraySet<>(); 8294 mAppOpPermissionPackages.put(bp.name, pkgs); 8295 } 8296 pkgs.add(pkg.packageName); 8297 } 8298 8299 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8300 switch (level) { 8301 case PermissionInfo.PROTECTION_NORMAL: { 8302 // For all apps normal permissions are install time ones. 8303 grant = GRANT_INSTALL; 8304 } break; 8305 8306 case PermissionInfo.PROTECTION_DANGEROUS: { 8307 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8308 // For legacy apps dangerous permissions are install time ones. 8309 grant = GRANT_INSTALL_LEGACY; 8310 } else if (origPermissions.hasInstallPermission(bp.name)) { 8311 // For legacy apps that became modern, install becomes runtime. 8312 grant = GRANT_UPGRADE; 8313 } else { 8314 // For modern apps keep runtime permissions unchanged. 8315 grant = GRANT_RUNTIME; 8316 } 8317 } break; 8318 8319 case PermissionInfo.PROTECTION_SIGNATURE: { 8320 // For all apps signature permissions are install time ones. 8321 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8322 if (allowedSig) { 8323 grant = GRANT_INSTALL; 8324 } 8325 } break; 8326 } 8327 8328 if (DEBUG_INSTALL) { 8329 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8330 } 8331 8332 if (grant != GRANT_DENIED) { 8333 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8334 // If this is an existing, non-system package, then 8335 // we can't add any new permissions to it. 8336 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8337 // Except... if this is a permission that was added 8338 // to the platform (note: need to only do this when 8339 // updating the platform). 8340 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8341 grant = GRANT_DENIED; 8342 } 8343 } 8344 } 8345 8346 switch (grant) { 8347 case GRANT_INSTALL: { 8348 // Revoke this as runtime permission to handle the case of 8349 // a runtime permission being downgraded to an install one. 8350 for (int userId : UserManagerService.getInstance().getUserIds()) { 8351 if (origPermissions.getRuntimePermissionState( 8352 bp.name, userId) != null) { 8353 // Revoke the runtime permission and clear the flags. 8354 origPermissions.revokeRuntimePermission(bp, userId); 8355 origPermissions.updatePermissionFlags(bp, userId, 8356 PackageManager.MASK_PERMISSION_FLAGS, 0); 8357 // If we revoked a permission permission, we have to write. 8358 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8359 changedRuntimePermissionUserIds, userId); 8360 } 8361 } 8362 // Grant an install permission. 8363 if (permissionsState.grantInstallPermission(bp) != 8364 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8365 changedInstallPermission = true; 8366 } 8367 } break; 8368 8369 case GRANT_INSTALL_LEGACY: { 8370 // Grant an install permission. 8371 if (permissionsState.grantInstallPermission(bp) != 8372 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8373 changedInstallPermission = true; 8374 } 8375 } break; 8376 8377 case GRANT_RUNTIME: { 8378 // Grant previously granted runtime permissions. 8379 for (int userId : UserManagerService.getInstance().getUserIds()) { 8380 PermissionState permissionState = origPermissions 8381 .getRuntimePermissionState(bp.name, userId); 8382 final int flags = permissionState != null 8383 ? permissionState.getFlags() : 0; 8384 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8385 if (permissionsState.grantRuntimePermission(bp, userId) == 8386 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8387 // If we cannot put the permission as it was, we have to write. 8388 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8389 changedRuntimePermissionUserIds, userId); 8390 } 8391 } 8392 // Propagate the permission flags. 8393 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8394 } 8395 } break; 8396 8397 case GRANT_UPGRADE: { 8398 // Grant runtime permissions for a previously held install permission. 8399 PermissionState permissionState = origPermissions 8400 .getInstallPermissionState(bp.name); 8401 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8402 8403 if (origPermissions.revokeInstallPermission(bp) 8404 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8405 // We will be transferring the permission flags, so clear them. 8406 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8407 PackageManager.MASK_PERMISSION_FLAGS, 0); 8408 changedInstallPermission = true; 8409 } 8410 8411 // If the permission is not to be promoted to runtime we ignore it and 8412 // also its other flags as they are not applicable to install permissions. 8413 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8414 for (int userId : currentUserIds) { 8415 if (permissionsState.grantRuntimePermission(bp, userId) != 8416 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8417 // Transfer the permission flags. 8418 permissionsState.updatePermissionFlags(bp, userId, 8419 flags, flags); 8420 // If we granted the permission, we have to write. 8421 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8422 changedRuntimePermissionUserIds, userId); 8423 } 8424 } 8425 } 8426 } break; 8427 8428 default: { 8429 if (packageOfInterest == null 8430 || packageOfInterest.equals(pkg.packageName)) { 8431 Slog.w(TAG, "Not granting permission " + perm 8432 + " to package " + pkg.packageName 8433 + " because it was previously installed without"); 8434 } 8435 } break; 8436 } 8437 } else { 8438 if (permissionsState.revokeInstallPermission(bp) != 8439 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8440 // Also drop the permission flags. 8441 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8442 PackageManager.MASK_PERMISSION_FLAGS, 0); 8443 changedInstallPermission = true; 8444 Slog.i(TAG, "Un-granting permission " + perm 8445 + " from package " + pkg.packageName 8446 + " (protectionLevel=" + bp.protectionLevel 8447 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8448 + ")"); 8449 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8450 // Don't print warning for app op permissions, since it is fine for them 8451 // not to be granted, there is a UI for the user to decide. 8452 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8453 Slog.w(TAG, "Not granting permission " + perm 8454 + " to package " + pkg.packageName 8455 + " (protectionLevel=" + bp.protectionLevel 8456 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8457 + ")"); 8458 } 8459 } 8460 } 8461 } 8462 8463 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8464 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8465 // This is the first that we have heard about this package, so the 8466 // permissions we have now selected are fixed until explicitly 8467 // changed. 8468 ps.installPermissionsFixed = true; 8469 } 8470 8471 // Persist the runtime permissions state for users with changes. 8472 for (int userId : changedRuntimePermissionUserIds) { 8473 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8474 } 8475 } 8476 8477 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8478 boolean allowed = false; 8479 final int NP = PackageParser.NEW_PERMISSIONS.length; 8480 for (int ip=0; ip<NP; ip++) { 8481 final PackageParser.NewPermissionInfo npi 8482 = PackageParser.NEW_PERMISSIONS[ip]; 8483 if (npi.name.equals(perm) 8484 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8485 allowed = true; 8486 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8487 + pkg.packageName); 8488 break; 8489 } 8490 } 8491 return allowed; 8492 } 8493 8494 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8495 BasePermission bp, PermissionsState origPermissions) { 8496 boolean allowed; 8497 allowed = (compareSignatures( 8498 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8499 == PackageManager.SIGNATURE_MATCH) 8500 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8501 == PackageManager.SIGNATURE_MATCH); 8502 if (!allowed && (bp.protectionLevel 8503 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8504 if (isSystemApp(pkg)) { 8505 // For updated system applications, a system permission 8506 // is granted only if it had been defined by the original application. 8507 if (pkg.isUpdatedSystemApp()) { 8508 final PackageSetting sysPs = mSettings 8509 .getDisabledSystemPkgLPr(pkg.packageName); 8510 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8511 // If the original was granted this permission, we take 8512 // that grant decision as read and propagate it to the 8513 // update. 8514 if (sysPs.isPrivileged()) { 8515 allowed = true; 8516 } 8517 } else { 8518 // The system apk may have been updated with an older 8519 // version of the one on the data partition, but which 8520 // granted a new system permission that it didn't have 8521 // before. In this case we do want to allow the app to 8522 // now get the new permission if the ancestral apk is 8523 // privileged to get it. 8524 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8525 for (int j=0; 8526 j<sysPs.pkg.requestedPermissions.size(); j++) { 8527 if (perm.equals( 8528 sysPs.pkg.requestedPermissions.get(j))) { 8529 allowed = true; 8530 break; 8531 } 8532 } 8533 } 8534 } 8535 } else { 8536 allowed = isPrivilegedApp(pkg); 8537 } 8538 } 8539 } 8540 if (!allowed) { 8541 if (!allowed && (bp.protectionLevel 8542 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8543 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8544 // If this was a previously normal/dangerous permission that got moved 8545 // to a system permission as part of the runtime permission redesign, then 8546 // we still want to blindly grant it to old apps. 8547 allowed = true; 8548 } 8549 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8550 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8551 // If this permission is to be granted to the system installer and 8552 // this app is an installer, then it gets the permission. 8553 allowed = true; 8554 } 8555 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8556 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8557 // If this permission is to be granted to the system verifier and 8558 // this app is a verifier, then it gets the permission. 8559 allowed = true; 8560 } 8561 if (!allowed && (bp.protectionLevel 8562 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8563 && isSystemApp(pkg)) { 8564 // Any pre-installed system app is allowed to get this permission. 8565 allowed = true; 8566 } 8567 if (!allowed && (bp.protectionLevel 8568 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8569 // For development permissions, a development permission 8570 // is granted only if it was already granted. 8571 allowed = origPermissions.hasInstallPermission(perm); 8572 } 8573 } 8574 return allowed; 8575 } 8576 8577 final class ActivityIntentResolver 8578 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8579 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8580 boolean defaultOnly, int userId) { 8581 if (!sUserManager.exists(userId)) return null; 8582 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8583 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8584 } 8585 8586 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8587 int userId) { 8588 if (!sUserManager.exists(userId)) return null; 8589 mFlags = flags; 8590 return super.queryIntent(intent, resolvedType, 8591 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8592 } 8593 8594 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8595 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8596 if (!sUserManager.exists(userId)) return null; 8597 if (packageActivities == null) { 8598 return null; 8599 } 8600 mFlags = flags; 8601 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8602 final int N = packageActivities.size(); 8603 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8604 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8605 8606 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8607 for (int i = 0; i < N; ++i) { 8608 intentFilters = packageActivities.get(i).intents; 8609 if (intentFilters != null && intentFilters.size() > 0) { 8610 PackageParser.ActivityIntentInfo[] array = 8611 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8612 intentFilters.toArray(array); 8613 listCut.add(array); 8614 } 8615 } 8616 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8617 } 8618 8619 public final void addActivity(PackageParser.Activity a, String type) { 8620 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8621 mActivities.put(a.getComponentName(), a); 8622 if (DEBUG_SHOW_INFO) 8623 Log.v( 8624 TAG, " " + type + " " + 8625 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8626 if (DEBUG_SHOW_INFO) 8627 Log.v(TAG, " Class=" + a.info.name); 8628 final int NI = a.intents.size(); 8629 for (int j=0; j<NI; j++) { 8630 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8631 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8632 intent.setPriority(0); 8633 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8634 + a.className + " with priority > 0, forcing to 0"); 8635 } 8636 if (DEBUG_SHOW_INFO) { 8637 Log.v(TAG, " IntentFilter:"); 8638 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8639 } 8640 if (!intent.debugCheck()) { 8641 Log.w(TAG, "==> For Activity " + a.info.name); 8642 } 8643 addFilter(intent); 8644 } 8645 } 8646 8647 public final void removeActivity(PackageParser.Activity a, String type) { 8648 mActivities.remove(a.getComponentName()); 8649 if (DEBUG_SHOW_INFO) { 8650 Log.v(TAG, " " + type + " " 8651 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8652 : a.info.name) + ":"); 8653 Log.v(TAG, " Class=" + a.info.name); 8654 } 8655 final int NI = a.intents.size(); 8656 for (int j=0; j<NI; j++) { 8657 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8658 if (DEBUG_SHOW_INFO) { 8659 Log.v(TAG, " IntentFilter:"); 8660 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8661 } 8662 removeFilter(intent); 8663 } 8664 } 8665 8666 @Override 8667 protected boolean allowFilterResult( 8668 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8669 ActivityInfo filterAi = filter.activity.info; 8670 for (int i=dest.size()-1; i>=0; i--) { 8671 ActivityInfo destAi = dest.get(i).activityInfo; 8672 if (destAi.name == filterAi.name 8673 && destAi.packageName == filterAi.packageName) { 8674 return false; 8675 } 8676 } 8677 return true; 8678 } 8679 8680 @Override 8681 protected ActivityIntentInfo[] newArray(int size) { 8682 return new ActivityIntentInfo[size]; 8683 } 8684 8685 @Override 8686 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8687 if (!sUserManager.exists(userId)) return true; 8688 PackageParser.Package p = filter.activity.owner; 8689 if (p != null) { 8690 PackageSetting ps = (PackageSetting)p.mExtras; 8691 if (ps != null) { 8692 // System apps are never considered stopped for purposes of 8693 // filtering, because there may be no way for the user to 8694 // actually re-launch them. 8695 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8696 && ps.getStopped(userId); 8697 } 8698 } 8699 return false; 8700 } 8701 8702 @Override 8703 protected boolean isPackageForFilter(String packageName, 8704 PackageParser.ActivityIntentInfo info) { 8705 return packageName.equals(info.activity.owner.packageName); 8706 } 8707 8708 @Override 8709 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8710 int match, int userId) { 8711 if (!sUserManager.exists(userId)) return null; 8712 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8713 return null; 8714 } 8715 final PackageParser.Activity activity = info.activity; 8716 if (mSafeMode && (activity.info.applicationInfo.flags 8717 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8718 return null; 8719 } 8720 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8721 if (ps == null) { 8722 return null; 8723 } 8724 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8725 ps.readUserState(userId), userId); 8726 if (ai == null) { 8727 return null; 8728 } 8729 final ResolveInfo res = new ResolveInfo(); 8730 res.activityInfo = ai; 8731 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8732 res.filter = info; 8733 } 8734 if (info != null) { 8735 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8736 } 8737 res.priority = info.getPriority(); 8738 res.preferredOrder = activity.owner.mPreferredOrder; 8739 //System.out.println("Result: " + res.activityInfo.className + 8740 // " = " + res.priority); 8741 res.match = match; 8742 res.isDefault = info.hasDefault; 8743 res.labelRes = info.labelRes; 8744 res.nonLocalizedLabel = info.nonLocalizedLabel; 8745 if (userNeedsBadging(userId)) { 8746 res.noResourceId = true; 8747 } else { 8748 res.icon = info.icon; 8749 } 8750 res.iconResourceId = info.icon; 8751 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8752 return res; 8753 } 8754 8755 @Override 8756 protected void sortResults(List<ResolveInfo> results) { 8757 Collections.sort(results, mResolvePrioritySorter); 8758 } 8759 8760 @Override 8761 protected void dumpFilter(PrintWriter out, String prefix, 8762 PackageParser.ActivityIntentInfo filter) { 8763 out.print(prefix); out.print( 8764 Integer.toHexString(System.identityHashCode(filter.activity))); 8765 out.print(' '); 8766 filter.activity.printComponentShortName(out); 8767 out.print(" filter "); 8768 out.println(Integer.toHexString(System.identityHashCode(filter))); 8769 } 8770 8771 @Override 8772 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8773 return filter.activity; 8774 } 8775 8776 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8777 PackageParser.Activity activity = (PackageParser.Activity)label; 8778 out.print(prefix); out.print( 8779 Integer.toHexString(System.identityHashCode(activity))); 8780 out.print(' '); 8781 activity.printComponentShortName(out); 8782 if (count > 1) { 8783 out.print(" ("); out.print(count); out.print(" filters)"); 8784 } 8785 out.println(); 8786 } 8787 8788// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8789// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8790// final List<ResolveInfo> retList = Lists.newArrayList(); 8791// while (i.hasNext()) { 8792// final ResolveInfo resolveInfo = i.next(); 8793// if (isEnabledLP(resolveInfo.activityInfo)) { 8794// retList.add(resolveInfo); 8795// } 8796// } 8797// return retList; 8798// } 8799 8800 // Keys are String (activity class name), values are Activity. 8801 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8802 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8803 private int mFlags; 8804 } 8805 8806 private final class ServiceIntentResolver 8807 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8808 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8809 boolean defaultOnly, int userId) { 8810 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8811 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8812 } 8813 8814 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8815 int userId) { 8816 if (!sUserManager.exists(userId)) return null; 8817 mFlags = flags; 8818 return super.queryIntent(intent, resolvedType, 8819 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8820 } 8821 8822 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8823 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8824 if (!sUserManager.exists(userId)) return null; 8825 if (packageServices == null) { 8826 return null; 8827 } 8828 mFlags = flags; 8829 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8830 final int N = packageServices.size(); 8831 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8832 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8833 8834 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8835 for (int i = 0; i < N; ++i) { 8836 intentFilters = packageServices.get(i).intents; 8837 if (intentFilters != null && intentFilters.size() > 0) { 8838 PackageParser.ServiceIntentInfo[] array = 8839 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8840 intentFilters.toArray(array); 8841 listCut.add(array); 8842 } 8843 } 8844 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8845 } 8846 8847 public final void addService(PackageParser.Service s) { 8848 mServices.put(s.getComponentName(), s); 8849 if (DEBUG_SHOW_INFO) { 8850 Log.v(TAG, " " 8851 + (s.info.nonLocalizedLabel != null 8852 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8853 Log.v(TAG, " Class=" + s.info.name); 8854 } 8855 final int NI = s.intents.size(); 8856 int j; 8857 for (j=0; j<NI; j++) { 8858 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8859 if (DEBUG_SHOW_INFO) { 8860 Log.v(TAG, " IntentFilter:"); 8861 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8862 } 8863 if (!intent.debugCheck()) { 8864 Log.w(TAG, "==> For Service " + s.info.name); 8865 } 8866 addFilter(intent); 8867 } 8868 } 8869 8870 public final void removeService(PackageParser.Service s) { 8871 mServices.remove(s.getComponentName()); 8872 if (DEBUG_SHOW_INFO) { 8873 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8874 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8875 Log.v(TAG, " Class=" + s.info.name); 8876 } 8877 final int NI = s.intents.size(); 8878 int j; 8879 for (j=0; j<NI; j++) { 8880 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8881 if (DEBUG_SHOW_INFO) { 8882 Log.v(TAG, " IntentFilter:"); 8883 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8884 } 8885 removeFilter(intent); 8886 } 8887 } 8888 8889 @Override 8890 protected boolean allowFilterResult( 8891 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8892 ServiceInfo filterSi = filter.service.info; 8893 for (int i=dest.size()-1; i>=0; i--) { 8894 ServiceInfo destAi = dest.get(i).serviceInfo; 8895 if (destAi.name == filterSi.name 8896 && destAi.packageName == filterSi.packageName) { 8897 return false; 8898 } 8899 } 8900 return true; 8901 } 8902 8903 @Override 8904 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8905 return new PackageParser.ServiceIntentInfo[size]; 8906 } 8907 8908 @Override 8909 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8910 if (!sUserManager.exists(userId)) return true; 8911 PackageParser.Package p = filter.service.owner; 8912 if (p != null) { 8913 PackageSetting ps = (PackageSetting)p.mExtras; 8914 if (ps != null) { 8915 // System apps are never considered stopped for purposes of 8916 // filtering, because there may be no way for the user to 8917 // actually re-launch them. 8918 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8919 && ps.getStopped(userId); 8920 } 8921 } 8922 return false; 8923 } 8924 8925 @Override 8926 protected boolean isPackageForFilter(String packageName, 8927 PackageParser.ServiceIntentInfo info) { 8928 return packageName.equals(info.service.owner.packageName); 8929 } 8930 8931 @Override 8932 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8933 int match, int userId) { 8934 if (!sUserManager.exists(userId)) return null; 8935 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8936 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8937 return null; 8938 } 8939 final PackageParser.Service service = info.service; 8940 if (mSafeMode && (service.info.applicationInfo.flags 8941 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8942 return null; 8943 } 8944 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8945 if (ps == null) { 8946 return null; 8947 } 8948 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8949 ps.readUserState(userId), userId); 8950 if (si == null) { 8951 return null; 8952 } 8953 final ResolveInfo res = new ResolveInfo(); 8954 res.serviceInfo = si; 8955 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8956 res.filter = filter; 8957 } 8958 res.priority = info.getPriority(); 8959 res.preferredOrder = service.owner.mPreferredOrder; 8960 res.match = match; 8961 res.isDefault = info.hasDefault; 8962 res.labelRes = info.labelRes; 8963 res.nonLocalizedLabel = info.nonLocalizedLabel; 8964 res.icon = info.icon; 8965 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8966 return res; 8967 } 8968 8969 @Override 8970 protected void sortResults(List<ResolveInfo> results) { 8971 Collections.sort(results, mResolvePrioritySorter); 8972 } 8973 8974 @Override 8975 protected void dumpFilter(PrintWriter out, String prefix, 8976 PackageParser.ServiceIntentInfo filter) { 8977 out.print(prefix); out.print( 8978 Integer.toHexString(System.identityHashCode(filter.service))); 8979 out.print(' '); 8980 filter.service.printComponentShortName(out); 8981 out.print(" filter "); 8982 out.println(Integer.toHexString(System.identityHashCode(filter))); 8983 } 8984 8985 @Override 8986 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8987 return filter.service; 8988 } 8989 8990 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8991 PackageParser.Service service = (PackageParser.Service)label; 8992 out.print(prefix); out.print( 8993 Integer.toHexString(System.identityHashCode(service))); 8994 out.print(' '); 8995 service.printComponentShortName(out); 8996 if (count > 1) { 8997 out.print(" ("); out.print(count); out.print(" filters)"); 8998 } 8999 out.println(); 9000 } 9001 9002// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9003// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9004// final List<ResolveInfo> retList = Lists.newArrayList(); 9005// while (i.hasNext()) { 9006// final ResolveInfo resolveInfo = (ResolveInfo) i; 9007// if (isEnabledLP(resolveInfo.serviceInfo)) { 9008// retList.add(resolveInfo); 9009// } 9010// } 9011// return retList; 9012// } 9013 9014 // Keys are String (activity class name), values are Activity. 9015 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9016 = new ArrayMap<ComponentName, PackageParser.Service>(); 9017 private int mFlags; 9018 }; 9019 9020 private final class ProviderIntentResolver 9021 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9022 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9023 boolean defaultOnly, int userId) { 9024 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9025 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9026 } 9027 9028 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9029 int userId) { 9030 if (!sUserManager.exists(userId)) 9031 return null; 9032 mFlags = flags; 9033 return super.queryIntent(intent, resolvedType, 9034 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9035 } 9036 9037 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9038 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9039 if (!sUserManager.exists(userId)) 9040 return null; 9041 if (packageProviders == null) { 9042 return null; 9043 } 9044 mFlags = flags; 9045 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9046 final int N = packageProviders.size(); 9047 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9048 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9049 9050 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9051 for (int i = 0; i < N; ++i) { 9052 intentFilters = packageProviders.get(i).intents; 9053 if (intentFilters != null && intentFilters.size() > 0) { 9054 PackageParser.ProviderIntentInfo[] array = 9055 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9056 intentFilters.toArray(array); 9057 listCut.add(array); 9058 } 9059 } 9060 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9061 } 9062 9063 public final void addProvider(PackageParser.Provider p) { 9064 if (mProviders.containsKey(p.getComponentName())) { 9065 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9066 return; 9067 } 9068 9069 mProviders.put(p.getComponentName(), p); 9070 if (DEBUG_SHOW_INFO) { 9071 Log.v(TAG, " " 9072 + (p.info.nonLocalizedLabel != null 9073 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9074 Log.v(TAG, " Class=" + p.info.name); 9075 } 9076 final int NI = p.intents.size(); 9077 int j; 9078 for (j = 0; j < NI; j++) { 9079 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9080 if (DEBUG_SHOW_INFO) { 9081 Log.v(TAG, " IntentFilter:"); 9082 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9083 } 9084 if (!intent.debugCheck()) { 9085 Log.w(TAG, "==> For Provider " + p.info.name); 9086 } 9087 addFilter(intent); 9088 } 9089 } 9090 9091 public final void removeProvider(PackageParser.Provider p) { 9092 mProviders.remove(p.getComponentName()); 9093 if (DEBUG_SHOW_INFO) { 9094 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9095 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9096 Log.v(TAG, " Class=" + p.info.name); 9097 } 9098 final int NI = p.intents.size(); 9099 int j; 9100 for (j = 0; j < NI; j++) { 9101 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9102 if (DEBUG_SHOW_INFO) { 9103 Log.v(TAG, " IntentFilter:"); 9104 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9105 } 9106 removeFilter(intent); 9107 } 9108 } 9109 9110 @Override 9111 protected boolean allowFilterResult( 9112 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9113 ProviderInfo filterPi = filter.provider.info; 9114 for (int i = dest.size() - 1; i >= 0; i--) { 9115 ProviderInfo destPi = dest.get(i).providerInfo; 9116 if (destPi.name == filterPi.name 9117 && destPi.packageName == filterPi.packageName) { 9118 return false; 9119 } 9120 } 9121 return true; 9122 } 9123 9124 @Override 9125 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9126 return new PackageParser.ProviderIntentInfo[size]; 9127 } 9128 9129 @Override 9130 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9131 if (!sUserManager.exists(userId)) 9132 return true; 9133 PackageParser.Package p = filter.provider.owner; 9134 if (p != null) { 9135 PackageSetting ps = (PackageSetting) p.mExtras; 9136 if (ps != null) { 9137 // System apps are never considered stopped for purposes of 9138 // filtering, because there may be no way for the user to 9139 // actually re-launch them. 9140 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9141 && ps.getStopped(userId); 9142 } 9143 } 9144 return false; 9145 } 9146 9147 @Override 9148 protected boolean isPackageForFilter(String packageName, 9149 PackageParser.ProviderIntentInfo info) { 9150 return packageName.equals(info.provider.owner.packageName); 9151 } 9152 9153 @Override 9154 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9155 int match, int userId) { 9156 if (!sUserManager.exists(userId)) 9157 return null; 9158 final PackageParser.ProviderIntentInfo info = filter; 9159 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9160 return null; 9161 } 9162 final PackageParser.Provider provider = info.provider; 9163 if (mSafeMode && (provider.info.applicationInfo.flags 9164 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9165 return null; 9166 } 9167 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9168 if (ps == null) { 9169 return null; 9170 } 9171 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9172 ps.readUserState(userId), userId); 9173 if (pi == null) { 9174 return null; 9175 } 9176 final ResolveInfo res = new ResolveInfo(); 9177 res.providerInfo = pi; 9178 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9179 res.filter = filter; 9180 } 9181 res.priority = info.getPriority(); 9182 res.preferredOrder = provider.owner.mPreferredOrder; 9183 res.match = match; 9184 res.isDefault = info.hasDefault; 9185 res.labelRes = info.labelRes; 9186 res.nonLocalizedLabel = info.nonLocalizedLabel; 9187 res.icon = info.icon; 9188 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9189 return res; 9190 } 9191 9192 @Override 9193 protected void sortResults(List<ResolveInfo> results) { 9194 Collections.sort(results, mResolvePrioritySorter); 9195 } 9196 9197 @Override 9198 protected void dumpFilter(PrintWriter out, String prefix, 9199 PackageParser.ProviderIntentInfo filter) { 9200 out.print(prefix); 9201 out.print( 9202 Integer.toHexString(System.identityHashCode(filter.provider))); 9203 out.print(' '); 9204 filter.provider.printComponentShortName(out); 9205 out.print(" filter "); 9206 out.println(Integer.toHexString(System.identityHashCode(filter))); 9207 } 9208 9209 @Override 9210 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9211 return filter.provider; 9212 } 9213 9214 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9215 PackageParser.Provider provider = (PackageParser.Provider)label; 9216 out.print(prefix); out.print( 9217 Integer.toHexString(System.identityHashCode(provider))); 9218 out.print(' '); 9219 provider.printComponentShortName(out); 9220 if (count > 1) { 9221 out.print(" ("); out.print(count); out.print(" filters)"); 9222 } 9223 out.println(); 9224 } 9225 9226 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9227 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9228 private int mFlags; 9229 }; 9230 9231 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9232 new Comparator<ResolveInfo>() { 9233 public int compare(ResolveInfo r1, ResolveInfo r2) { 9234 int v1 = r1.priority; 9235 int v2 = r2.priority; 9236 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9237 if (v1 != v2) { 9238 return (v1 > v2) ? -1 : 1; 9239 } 9240 v1 = r1.preferredOrder; 9241 v2 = r2.preferredOrder; 9242 if (v1 != v2) { 9243 return (v1 > v2) ? -1 : 1; 9244 } 9245 if (r1.isDefault != r2.isDefault) { 9246 return r1.isDefault ? -1 : 1; 9247 } 9248 v1 = r1.match; 9249 v2 = r2.match; 9250 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9251 if (v1 != v2) { 9252 return (v1 > v2) ? -1 : 1; 9253 } 9254 if (r1.system != r2.system) { 9255 return r1.system ? -1 : 1; 9256 } 9257 return 0; 9258 } 9259 }; 9260 9261 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9262 new Comparator<ProviderInfo>() { 9263 public int compare(ProviderInfo p1, ProviderInfo p2) { 9264 final int v1 = p1.initOrder; 9265 final int v2 = p2.initOrder; 9266 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9267 } 9268 }; 9269 9270 final void sendPackageBroadcast(final String action, final String pkg, 9271 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9272 final int[] userIds) { 9273 mHandler.post(new Runnable() { 9274 @Override 9275 public void run() { 9276 try { 9277 final IActivityManager am = ActivityManagerNative.getDefault(); 9278 if (am == null) return; 9279 final int[] resolvedUserIds; 9280 if (userIds == null) { 9281 resolvedUserIds = am.getRunningUserIds(); 9282 } else { 9283 resolvedUserIds = userIds; 9284 } 9285 for (int id : resolvedUserIds) { 9286 final Intent intent = new Intent(action, 9287 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9288 if (extras != null) { 9289 intent.putExtras(extras); 9290 } 9291 if (targetPkg != null) { 9292 intent.setPackage(targetPkg); 9293 } 9294 // Modify the UID when posting to other users 9295 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9296 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9297 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9298 intent.putExtra(Intent.EXTRA_UID, uid); 9299 } 9300 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9301 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9302 if (DEBUG_BROADCASTS) { 9303 RuntimeException here = new RuntimeException("here"); 9304 here.fillInStackTrace(); 9305 Slog.d(TAG, "Sending to user " + id + ": " 9306 + intent.toShortString(false, true, false, false) 9307 + " " + intent.getExtras(), here); 9308 } 9309 am.broadcastIntent(null, intent, null, finishedReceiver, 9310 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9311 null, finishedReceiver != null, false, id); 9312 } 9313 } catch (RemoteException ex) { 9314 } 9315 } 9316 }); 9317 } 9318 9319 /** 9320 * Check if the external storage media is available. This is true if there 9321 * is a mounted external storage medium or if the external storage is 9322 * emulated. 9323 */ 9324 private boolean isExternalMediaAvailable() { 9325 return mMediaMounted || Environment.isExternalStorageEmulated(); 9326 } 9327 9328 @Override 9329 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9330 // writer 9331 synchronized (mPackages) { 9332 if (!isExternalMediaAvailable()) { 9333 // If the external storage is no longer mounted at this point, 9334 // the caller may not have been able to delete all of this 9335 // packages files and can not delete any more. Bail. 9336 return null; 9337 } 9338 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9339 if (lastPackage != null) { 9340 pkgs.remove(lastPackage); 9341 } 9342 if (pkgs.size() > 0) { 9343 return pkgs.get(0); 9344 } 9345 } 9346 return null; 9347 } 9348 9349 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9350 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9351 userId, andCode ? 1 : 0, packageName); 9352 if (mSystemReady) { 9353 msg.sendToTarget(); 9354 } else { 9355 if (mPostSystemReadyMessages == null) { 9356 mPostSystemReadyMessages = new ArrayList<>(); 9357 } 9358 mPostSystemReadyMessages.add(msg); 9359 } 9360 } 9361 9362 void startCleaningPackages() { 9363 // reader 9364 synchronized (mPackages) { 9365 if (!isExternalMediaAvailable()) { 9366 return; 9367 } 9368 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9369 return; 9370 } 9371 } 9372 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9373 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9374 IActivityManager am = ActivityManagerNative.getDefault(); 9375 if (am != null) { 9376 try { 9377 am.startService(null, intent, null, mContext.getOpPackageName(), 9378 UserHandle.USER_OWNER); 9379 } catch (RemoteException e) { 9380 } 9381 } 9382 } 9383 9384 @Override 9385 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9386 int installFlags, String installerPackageName, VerificationParams verificationParams, 9387 String packageAbiOverride) { 9388 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9389 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9390 } 9391 9392 @Override 9393 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9394 int installFlags, String installerPackageName, VerificationParams verificationParams, 9395 String packageAbiOverride, int userId) { 9396 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9397 9398 final int callingUid = Binder.getCallingUid(); 9399 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9400 9401 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9402 try { 9403 if (observer != null) { 9404 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9405 } 9406 } catch (RemoteException re) { 9407 } 9408 return; 9409 } 9410 9411 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9412 installFlags |= PackageManager.INSTALL_FROM_ADB; 9413 9414 } else { 9415 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9416 // about installerPackageName. 9417 9418 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9419 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9420 } 9421 9422 UserHandle user; 9423 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9424 user = UserHandle.ALL; 9425 } else { 9426 user = new UserHandle(userId); 9427 } 9428 9429 // Only system components can circumvent runtime permissions when installing. 9430 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9431 && mContext.checkCallingOrSelfPermission(Manifest.permission 9432 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9433 throw new SecurityException("You need the " 9434 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9435 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9436 } 9437 9438 verificationParams.setInstallerUid(callingUid); 9439 9440 final File originFile = new File(originPath); 9441 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9442 9443 final Message msg = mHandler.obtainMessage(INIT_COPY); 9444 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9445 null, verificationParams, user, packageAbiOverride); 9446 mHandler.sendMessage(msg); 9447 } 9448 9449 void installStage(String packageName, File stagedDir, String stagedCid, 9450 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9451 String installerPackageName, int installerUid, UserHandle user) { 9452 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9453 params.referrerUri, installerUid, null); 9454 verifParams.setInstallerUid(installerUid); 9455 9456 final OriginInfo origin; 9457 if (stagedDir != null) { 9458 origin = OriginInfo.fromStagedFile(stagedDir); 9459 } else { 9460 origin = OriginInfo.fromStagedContainer(stagedCid); 9461 } 9462 9463 final Message msg = mHandler.obtainMessage(INIT_COPY); 9464 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9465 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9466 mHandler.sendMessage(msg); 9467 } 9468 9469 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9470 Bundle extras = new Bundle(1); 9471 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9472 9473 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9474 packageName, extras, null, null, new int[] {userId}); 9475 try { 9476 IActivityManager am = ActivityManagerNative.getDefault(); 9477 final boolean isSystem = 9478 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9479 if (isSystem && am.isUserRunning(userId, false)) { 9480 // The just-installed/enabled app is bundled on the system, so presumed 9481 // to be able to run automatically without needing an explicit launch. 9482 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9483 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9484 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9485 .setPackage(packageName); 9486 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9487 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9488 } 9489 } catch (RemoteException e) { 9490 // shouldn't happen 9491 Slog.w(TAG, "Unable to bootstrap installed package", e); 9492 } 9493 } 9494 9495 @Override 9496 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9497 int userId) { 9498 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9499 PackageSetting pkgSetting; 9500 final int uid = Binder.getCallingUid(); 9501 enforceCrossUserPermission(uid, userId, true, true, 9502 "setApplicationHiddenSetting for user " + userId); 9503 9504 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9505 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9506 return false; 9507 } 9508 9509 long callingId = Binder.clearCallingIdentity(); 9510 try { 9511 boolean sendAdded = false; 9512 boolean sendRemoved = false; 9513 // writer 9514 synchronized (mPackages) { 9515 pkgSetting = mSettings.mPackages.get(packageName); 9516 if (pkgSetting == null) { 9517 return false; 9518 } 9519 if (pkgSetting.getHidden(userId) != hidden) { 9520 pkgSetting.setHidden(hidden, userId); 9521 mSettings.writePackageRestrictionsLPr(userId); 9522 if (hidden) { 9523 sendRemoved = true; 9524 } else { 9525 sendAdded = true; 9526 } 9527 } 9528 } 9529 if (sendAdded) { 9530 sendPackageAddedForUser(packageName, pkgSetting, userId); 9531 return true; 9532 } 9533 if (sendRemoved) { 9534 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9535 "hiding pkg"); 9536 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9537 } 9538 } finally { 9539 Binder.restoreCallingIdentity(callingId); 9540 } 9541 return false; 9542 } 9543 9544 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9545 int userId) { 9546 final PackageRemovedInfo info = new PackageRemovedInfo(); 9547 info.removedPackage = packageName; 9548 info.removedUsers = new int[] {userId}; 9549 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9550 info.sendBroadcast(false, false, false); 9551 } 9552 9553 /** 9554 * Returns true if application is not found or there was an error. Otherwise it returns 9555 * the hidden state of the package for the given user. 9556 */ 9557 @Override 9558 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9559 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9560 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9561 false, "getApplicationHidden for user " + userId); 9562 PackageSetting pkgSetting; 9563 long callingId = Binder.clearCallingIdentity(); 9564 try { 9565 // writer 9566 synchronized (mPackages) { 9567 pkgSetting = mSettings.mPackages.get(packageName); 9568 if (pkgSetting == null) { 9569 return true; 9570 } 9571 return pkgSetting.getHidden(userId); 9572 } 9573 } finally { 9574 Binder.restoreCallingIdentity(callingId); 9575 } 9576 } 9577 9578 /** 9579 * @hide 9580 */ 9581 @Override 9582 public int installExistingPackageAsUser(String packageName, int userId) { 9583 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9584 null); 9585 PackageSetting pkgSetting; 9586 final int uid = Binder.getCallingUid(); 9587 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9588 + userId); 9589 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9590 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9591 } 9592 9593 long callingId = Binder.clearCallingIdentity(); 9594 try { 9595 boolean sendAdded = false; 9596 9597 // writer 9598 synchronized (mPackages) { 9599 pkgSetting = mSettings.mPackages.get(packageName); 9600 if (pkgSetting == null) { 9601 return PackageManager.INSTALL_FAILED_INVALID_URI; 9602 } 9603 if (!pkgSetting.getInstalled(userId)) { 9604 pkgSetting.setInstalled(true, userId); 9605 pkgSetting.setHidden(false, userId); 9606 mSettings.writePackageRestrictionsLPr(userId); 9607 sendAdded = true; 9608 } 9609 } 9610 9611 if (sendAdded) { 9612 sendPackageAddedForUser(packageName, pkgSetting, userId); 9613 } 9614 } finally { 9615 Binder.restoreCallingIdentity(callingId); 9616 } 9617 9618 return PackageManager.INSTALL_SUCCEEDED; 9619 } 9620 9621 boolean isUserRestricted(int userId, String restrictionKey) { 9622 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9623 if (restrictions.getBoolean(restrictionKey, false)) { 9624 Log.w(TAG, "User is restricted: " + restrictionKey); 9625 return true; 9626 } 9627 return false; 9628 } 9629 9630 @Override 9631 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9632 mContext.enforceCallingOrSelfPermission( 9633 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9634 "Only package verification agents can verify applications"); 9635 9636 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9637 final PackageVerificationResponse response = new PackageVerificationResponse( 9638 verificationCode, Binder.getCallingUid()); 9639 msg.arg1 = id; 9640 msg.obj = response; 9641 mHandler.sendMessage(msg); 9642 } 9643 9644 @Override 9645 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9646 long millisecondsToDelay) { 9647 mContext.enforceCallingOrSelfPermission( 9648 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9649 "Only package verification agents can extend verification timeouts"); 9650 9651 final PackageVerificationState state = mPendingVerification.get(id); 9652 final PackageVerificationResponse response = new PackageVerificationResponse( 9653 verificationCodeAtTimeout, Binder.getCallingUid()); 9654 9655 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9656 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9657 } 9658 if (millisecondsToDelay < 0) { 9659 millisecondsToDelay = 0; 9660 } 9661 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9662 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9663 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9664 } 9665 9666 if ((state != null) && !state.timeoutExtended()) { 9667 state.extendTimeout(); 9668 9669 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9670 msg.arg1 = id; 9671 msg.obj = response; 9672 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9673 } 9674 } 9675 9676 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9677 int verificationCode, UserHandle user) { 9678 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9679 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9680 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9681 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9682 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9683 9684 mContext.sendBroadcastAsUser(intent, user, 9685 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9686 } 9687 9688 private ComponentName matchComponentForVerifier(String packageName, 9689 List<ResolveInfo> receivers) { 9690 ActivityInfo targetReceiver = null; 9691 9692 final int NR = receivers.size(); 9693 for (int i = 0; i < NR; i++) { 9694 final ResolveInfo info = receivers.get(i); 9695 if (info.activityInfo == null) { 9696 continue; 9697 } 9698 9699 if (packageName.equals(info.activityInfo.packageName)) { 9700 targetReceiver = info.activityInfo; 9701 break; 9702 } 9703 } 9704 9705 if (targetReceiver == null) { 9706 return null; 9707 } 9708 9709 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9710 } 9711 9712 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9713 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9714 if (pkgInfo.verifiers.length == 0) { 9715 return null; 9716 } 9717 9718 final int N = pkgInfo.verifiers.length; 9719 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9720 for (int i = 0; i < N; i++) { 9721 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9722 9723 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9724 receivers); 9725 if (comp == null) { 9726 continue; 9727 } 9728 9729 final int verifierUid = getUidForVerifier(verifierInfo); 9730 if (verifierUid == -1) { 9731 continue; 9732 } 9733 9734 if (DEBUG_VERIFY) { 9735 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9736 + " with the correct signature"); 9737 } 9738 sufficientVerifiers.add(comp); 9739 verificationState.addSufficientVerifier(verifierUid); 9740 } 9741 9742 return sufficientVerifiers; 9743 } 9744 9745 private int getUidForVerifier(VerifierInfo verifierInfo) { 9746 synchronized (mPackages) { 9747 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9748 if (pkg == null) { 9749 return -1; 9750 } else if (pkg.mSignatures.length != 1) { 9751 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9752 + " has more than one signature; ignoring"); 9753 return -1; 9754 } 9755 9756 /* 9757 * If the public key of the package's signature does not match 9758 * our expected public key, then this is a different package and 9759 * we should skip. 9760 */ 9761 9762 final byte[] expectedPublicKey; 9763 try { 9764 final Signature verifierSig = pkg.mSignatures[0]; 9765 final PublicKey publicKey = verifierSig.getPublicKey(); 9766 expectedPublicKey = publicKey.getEncoded(); 9767 } catch (CertificateException e) { 9768 return -1; 9769 } 9770 9771 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9772 9773 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9774 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9775 + " does not have the expected public key; ignoring"); 9776 return -1; 9777 } 9778 9779 return pkg.applicationInfo.uid; 9780 } 9781 } 9782 9783 @Override 9784 public void finishPackageInstall(int token) { 9785 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9786 9787 if (DEBUG_INSTALL) { 9788 Slog.v(TAG, "BM finishing package install for " + token); 9789 } 9790 9791 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9792 mHandler.sendMessage(msg); 9793 } 9794 9795 /** 9796 * Get the verification agent timeout. 9797 * 9798 * @return verification timeout in milliseconds 9799 */ 9800 private long getVerificationTimeout() { 9801 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9802 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9803 DEFAULT_VERIFICATION_TIMEOUT); 9804 } 9805 9806 /** 9807 * Get the default verification agent response code. 9808 * 9809 * @return default verification response code 9810 */ 9811 private int getDefaultVerificationResponse() { 9812 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9813 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9814 DEFAULT_VERIFICATION_RESPONSE); 9815 } 9816 9817 /** 9818 * Check whether or not package verification has been enabled. 9819 * 9820 * @return true if verification should be performed 9821 */ 9822 private boolean isVerificationEnabled(int userId, int installFlags) { 9823 if (!DEFAULT_VERIFY_ENABLE) { 9824 return false; 9825 } 9826 9827 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9828 9829 // Check if installing from ADB 9830 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9831 // Do not run verification in a test harness environment 9832 if (ActivityManager.isRunningInTestHarness()) { 9833 return false; 9834 } 9835 if (ensureVerifyAppsEnabled) { 9836 return true; 9837 } 9838 // Check if the developer does not want package verification for ADB installs 9839 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9840 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9841 return false; 9842 } 9843 } 9844 9845 if (ensureVerifyAppsEnabled) { 9846 return true; 9847 } 9848 9849 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9850 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9851 } 9852 9853 @Override 9854 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9855 throws RemoteException { 9856 mContext.enforceCallingOrSelfPermission( 9857 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9858 "Only intentfilter verification agents can verify applications"); 9859 9860 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9861 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9862 Binder.getCallingUid(), verificationCode, failedDomains); 9863 msg.arg1 = id; 9864 msg.obj = response; 9865 mHandler.sendMessage(msg); 9866 } 9867 9868 @Override 9869 public int getIntentVerificationStatus(String packageName, int userId) { 9870 synchronized (mPackages) { 9871 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9872 } 9873 } 9874 9875 @Override 9876 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9877 mContext.enforceCallingOrSelfPermission( 9878 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9879 9880 boolean result = false; 9881 synchronized (mPackages) { 9882 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9883 } 9884 if (result) { 9885 scheduleWritePackageRestrictionsLocked(userId); 9886 } 9887 return result; 9888 } 9889 9890 @Override 9891 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9892 synchronized (mPackages) { 9893 return mSettings.getIntentFilterVerificationsLPr(packageName); 9894 } 9895 } 9896 9897 @Override 9898 public List<IntentFilter> getAllIntentFilters(String packageName) { 9899 if (TextUtils.isEmpty(packageName)) { 9900 return Collections.<IntentFilter>emptyList(); 9901 } 9902 synchronized (mPackages) { 9903 PackageParser.Package pkg = mPackages.get(packageName); 9904 if (pkg == null || pkg.activities == null) { 9905 return Collections.<IntentFilter>emptyList(); 9906 } 9907 final int count = pkg.activities.size(); 9908 ArrayList<IntentFilter> result = new ArrayList<>(); 9909 for (int n=0; n<count; n++) { 9910 PackageParser.Activity activity = pkg.activities.get(n); 9911 if (activity.intents != null || activity.intents.size() > 0) { 9912 result.addAll(activity.intents); 9913 } 9914 } 9915 return result; 9916 } 9917 } 9918 9919 @Override 9920 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9921 mContext.enforceCallingOrSelfPermission( 9922 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9923 9924 synchronized (mPackages) { 9925 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9926 if (packageName != null) { 9927 result |= updateIntentVerificationStatus(packageName, 9928 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9929 UserHandle.myUserId()); 9930 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9931 packageName, userId); 9932 } 9933 return result; 9934 } 9935 } 9936 9937 @Override 9938 public String getDefaultBrowserPackageName(int userId) { 9939 synchronized (mPackages) { 9940 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9941 } 9942 } 9943 9944 /** 9945 * Get the "allow unknown sources" setting. 9946 * 9947 * @return the current "allow unknown sources" setting 9948 */ 9949 private int getUnknownSourcesSettings() { 9950 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9951 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9952 -1); 9953 } 9954 9955 @Override 9956 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9957 final int uid = Binder.getCallingUid(); 9958 // writer 9959 synchronized (mPackages) { 9960 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9961 if (targetPackageSetting == null) { 9962 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9963 } 9964 9965 PackageSetting installerPackageSetting; 9966 if (installerPackageName != null) { 9967 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9968 if (installerPackageSetting == null) { 9969 throw new IllegalArgumentException("Unknown installer package: " 9970 + installerPackageName); 9971 } 9972 } else { 9973 installerPackageSetting = null; 9974 } 9975 9976 Signature[] callerSignature; 9977 Object obj = mSettings.getUserIdLPr(uid); 9978 if (obj != null) { 9979 if (obj instanceof SharedUserSetting) { 9980 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9981 } else if (obj instanceof PackageSetting) { 9982 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9983 } else { 9984 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9985 } 9986 } else { 9987 throw new SecurityException("Unknown calling uid " + uid); 9988 } 9989 9990 // Verify: can't set installerPackageName to a package that is 9991 // not signed with the same cert as the caller. 9992 if (installerPackageSetting != null) { 9993 if (compareSignatures(callerSignature, 9994 installerPackageSetting.signatures.mSignatures) 9995 != PackageManager.SIGNATURE_MATCH) { 9996 throw new SecurityException( 9997 "Caller does not have same cert as new installer package " 9998 + installerPackageName); 9999 } 10000 } 10001 10002 // Verify: if target already has an installer package, it must 10003 // be signed with the same cert as the caller. 10004 if (targetPackageSetting.installerPackageName != null) { 10005 PackageSetting setting = mSettings.mPackages.get( 10006 targetPackageSetting.installerPackageName); 10007 // If the currently set package isn't valid, then it's always 10008 // okay to change it. 10009 if (setting != null) { 10010 if (compareSignatures(callerSignature, 10011 setting.signatures.mSignatures) 10012 != PackageManager.SIGNATURE_MATCH) { 10013 throw new SecurityException( 10014 "Caller does not have same cert as old installer package " 10015 + targetPackageSetting.installerPackageName); 10016 } 10017 } 10018 } 10019 10020 // Okay! 10021 targetPackageSetting.installerPackageName = installerPackageName; 10022 scheduleWriteSettingsLocked(); 10023 } 10024 } 10025 10026 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10027 // Queue up an async operation since the package installation may take a little while. 10028 mHandler.post(new Runnable() { 10029 public void run() { 10030 mHandler.removeCallbacks(this); 10031 // Result object to be returned 10032 PackageInstalledInfo res = new PackageInstalledInfo(); 10033 res.returnCode = currentStatus; 10034 res.uid = -1; 10035 res.pkg = null; 10036 res.removedInfo = new PackageRemovedInfo(); 10037 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10038 args.doPreInstall(res.returnCode); 10039 synchronized (mInstallLock) { 10040 installPackageLI(args, res); 10041 } 10042 args.doPostInstall(res.returnCode, res.uid); 10043 } 10044 10045 // A restore should be performed at this point if (a) the install 10046 // succeeded, (b) the operation is not an update, and (c) the new 10047 // package has not opted out of backup participation. 10048 final boolean update = res.removedInfo.removedPackage != null; 10049 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10050 boolean doRestore = !update 10051 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10052 10053 // Set up the post-install work request bookkeeping. This will be used 10054 // and cleaned up by the post-install event handling regardless of whether 10055 // there's a restore pass performed. Token values are >= 1. 10056 int token; 10057 if (mNextInstallToken < 0) mNextInstallToken = 1; 10058 token = mNextInstallToken++; 10059 10060 PostInstallData data = new PostInstallData(args, res); 10061 mRunningInstalls.put(token, data); 10062 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10063 10064 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10065 // Pass responsibility to the Backup Manager. It will perform a 10066 // restore if appropriate, then pass responsibility back to the 10067 // Package Manager to run the post-install observer callbacks 10068 // and broadcasts. 10069 IBackupManager bm = IBackupManager.Stub.asInterface( 10070 ServiceManager.getService(Context.BACKUP_SERVICE)); 10071 if (bm != null) { 10072 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10073 + " to BM for possible restore"); 10074 try { 10075 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10076 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10077 } else { 10078 doRestore = false; 10079 } 10080 } catch (RemoteException e) { 10081 // can't happen; the backup manager is local 10082 } catch (Exception e) { 10083 Slog.e(TAG, "Exception trying to enqueue restore", e); 10084 doRestore = false; 10085 } 10086 } else { 10087 Slog.e(TAG, "Backup Manager not found!"); 10088 doRestore = false; 10089 } 10090 } 10091 10092 if (!doRestore) { 10093 // No restore possible, or the Backup Manager was mysteriously not 10094 // available -- just fire the post-install work request directly. 10095 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10096 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10097 mHandler.sendMessage(msg); 10098 } 10099 } 10100 }); 10101 } 10102 10103 private abstract class HandlerParams { 10104 private static final int MAX_RETRIES = 4; 10105 10106 /** 10107 * Number of times startCopy() has been attempted and had a non-fatal 10108 * error. 10109 */ 10110 private int mRetries = 0; 10111 10112 /** User handle for the user requesting the information or installation. */ 10113 private final UserHandle mUser; 10114 10115 HandlerParams(UserHandle user) { 10116 mUser = user; 10117 } 10118 10119 UserHandle getUser() { 10120 return mUser; 10121 } 10122 10123 final boolean startCopy() { 10124 boolean res; 10125 try { 10126 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10127 10128 if (++mRetries > MAX_RETRIES) { 10129 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10130 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10131 handleServiceError(); 10132 return false; 10133 } else { 10134 handleStartCopy(); 10135 res = true; 10136 } 10137 } catch (RemoteException e) { 10138 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10139 mHandler.sendEmptyMessage(MCS_RECONNECT); 10140 res = false; 10141 } 10142 handleReturnCode(); 10143 return res; 10144 } 10145 10146 final void serviceError() { 10147 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10148 handleServiceError(); 10149 handleReturnCode(); 10150 } 10151 10152 abstract void handleStartCopy() throws RemoteException; 10153 abstract void handleServiceError(); 10154 abstract void handleReturnCode(); 10155 } 10156 10157 class MeasureParams extends HandlerParams { 10158 private final PackageStats mStats; 10159 private boolean mSuccess; 10160 10161 private final IPackageStatsObserver mObserver; 10162 10163 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10164 super(new UserHandle(stats.userHandle)); 10165 mObserver = observer; 10166 mStats = stats; 10167 } 10168 10169 @Override 10170 public String toString() { 10171 return "MeasureParams{" 10172 + Integer.toHexString(System.identityHashCode(this)) 10173 + " " + mStats.packageName + "}"; 10174 } 10175 10176 @Override 10177 void handleStartCopy() throws RemoteException { 10178 synchronized (mInstallLock) { 10179 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10180 } 10181 10182 if (mSuccess) { 10183 final boolean mounted; 10184 if (Environment.isExternalStorageEmulated()) { 10185 mounted = true; 10186 } else { 10187 final String status = Environment.getExternalStorageState(); 10188 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10189 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10190 } 10191 10192 if (mounted) { 10193 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10194 10195 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10196 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10197 10198 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10199 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10200 10201 // Always subtract cache size, since it's a subdirectory 10202 mStats.externalDataSize -= mStats.externalCacheSize; 10203 10204 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10205 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10206 10207 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10208 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10209 } 10210 } 10211 } 10212 10213 @Override 10214 void handleReturnCode() { 10215 if (mObserver != null) { 10216 try { 10217 mObserver.onGetStatsCompleted(mStats, mSuccess); 10218 } catch (RemoteException e) { 10219 Slog.i(TAG, "Observer no longer exists."); 10220 } 10221 } 10222 } 10223 10224 @Override 10225 void handleServiceError() { 10226 Slog.e(TAG, "Could not measure application " + mStats.packageName 10227 + " external storage"); 10228 } 10229 } 10230 10231 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10232 throws RemoteException { 10233 long result = 0; 10234 for (File path : paths) { 10235 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10236 } 10237 return result; 10238 } 10239 10240 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10241 for (File path : paths) { 10242 try { 10243 mcs.clearDirectory(path.getAbsolutePath()); 10244 } catch (RemoteException e) { 10245 } 10246 } 10247 } 10248 10249 static class OriginInfo { 10250 /** 10251 * Location where install is coming from, before it has been 10252 * copied/renamed into place. This could be a single monolithic APK 10253 * file, or a cluster directory. This location may be untrusted. 10254 */ 10255 final File file; 10256 final String cid; 10257 10258 /** 10259 * Flag indicating that {@link #file} or {@link #cid} has already been 10260 * staged, meaning downstream users don't need to defensively copy the 10261 * contents. 10262 */ 10263 final boolean staged; 10264 10265 /** 10266 * Flag indicating that {@link #file} or {@link #cid} is an already 10267 * installed app that is being moved. 10268 */ 10269 final boolean existing; 10270 10271 final String resolvedPath; 10272 final File resolvedFile; 10273 10274 static OriginInfo fromNothing() { 10275 return new OriginInfo(null, null, false, false); 10276 } 10277 10278 static OriginInfo fromUntrustedFile(File file) { 10279 return new OriginInfo(file, null, false, false); 10280 } 10281 10282 static OriginInfo fromExistingFile(File file) { 10283 return new OriginInfo(file, null, false, true); 10284 } 10285 10286 static OriginInfo fromStagedFile(File file) { 10287 return new OriginInfo(file, null, true, false); 10288 } 10289 10290 static OriginInfo fromStagedContainer(String cid) { 10291 return new OriginInfo(null, cid, true, false); 10292 } 10293 10294 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10295 this.file = file; 10296 this.cid = cid; 10297 this.staged = staged; 10298 this.existing = existing; 10299 10300 if (cid != null) { 10301 resolvedPath = PackageHelper.getSdDir(cid); 10302 resolvedFile = new File(resolvedPath); 10303 } else if (file != null) { 10304 resolvedPath = file.getAbsolutePath(); 10305 resolvedFile = file; 10306 } else { 10307 resolvedPath = null; 10308 resolvedFile = null; 10309 } 10310 } 10311 } 10312 10313 class MoveInfo { 10314 final int moveId; 10315 final String fromUuid; 10316 final String toUuid; 10317 final String packageName; 10318 final String dataAppName; 10319 final int appId; 10320 final String seinfo; 10321 10322 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10323 String dataAppName, int appId, String seinfo) { 10324 this.moveId = moveId; 10325 this.fromUuid = fromUuid; 10326 this.toUuid = toUuid; 10327 this.packageName = packageName; 10328 this.dataAppName = dataAppName; 10329 this.appId = appId; 10330 this.seinfo = seinfo; 10331 } 10332 } 10333 10334 class InstallParams extends HandlerParams { 10335 final OriginInfo origin; 10336 final MoveInfo move; 10337 final IPackageInstallObserver2 observer; 10338 int installFlags; 10339 final String installerPackageName; 10340 final String volumeUuid; 10341 final VerificationParams verificationParams; 10342 private InstallArgs mArgs; 10343 private int mRet; 10344 final String packageAbiOverride; 10345 10346 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10347 int installFlags, String installerPackageName, String volumeUuid, 10348 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10349 super(user); 10350 this.origin = origin; 10351 this.move = move; 10352 this.observer = observer; 10353 this.installFlags = installFlags; 10354 this.installerPackageName = installerPackageName; 10355 this.volumeUuid = volumeUuid; 10356 this.verificationParams = verificationParams; 10357 this.packageAbiOverride = packageAbiOverride; 10358 } 10359 10360 @Override 10361 public String toString() { 10362 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10363 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10364 } 10365 10366 public ManifestDigest getManifestDigest() { 10367 if (verificationParams == null) { 10368 return null; 10369 } 10370 return verificationParams.getManifestDigest(); 10371 } 10372 10373 private int installLocationPolicy(PackageInfoLite pkgLite) { 10374 String packageName = pkgLite.packageName; 10375 int installLocation = pkgLite.installLocation; 10376 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10377 // reader 10378 synchronized (mPackages) { 10379 PackageParser.Package pkg = mPackages.get(packageName); 10380 if (pkg != null) { 10381 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10382 // Check for downgrading. 10383 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10384 try { 10385 checkDowngrade(pkg, pkgLite); 10386 } catch (PackageManagerException e) { 10387 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10388 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10389 } 10390 } 10391 // Check for updated system application. 10392 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10393 if (onSd) { 10394 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10395 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10396 } 10397 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10398 } else { 10399 if (onSd) { 10400 // Install flag overrides everything. 10401 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10402 } 10403 // If current upgrade specifies particular preference 10404 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10405 // Application explicitly specified internal. 10406 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10407 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10408 // App explictly prefers external. Let policy decide 10409 } else { 10410 // Prefer previous location 10411 if (isExternal(pkg)) { 10412 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10413 } 10414 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10415 } 10416 } 10417 } else { 10418 // Invalid install. Return error code 10419 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10420 } 10421 } 10422 } 10423 // All the special cases have been taken care of. 10424 // Return result based on recommended install location. 10425 if (onSd) { 10426 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10427 } 10428 return pkgLite.recommendedInstallLocation; 10429 } 10430 10431 /* 10432 * Invoke remote method to get package information and install 10433 * location values. Override install location based on default 10434 * policy if needed and then create install arguments based 10435 * on the install location. 10436 */ 10437 public void handleStartCopy() throws RemoteException { 10438 int ret = PackageManager.INSTALL_SUCCEEDED; 10439 10440 // If we're already staged, we've firmly committed to an install location 10441 if (origin.staged) { 10442 if (origin.file != null) { 10443 installFlags |= PackageManager.INSTALL_INTERNAL; 10444 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10445 } else if (origin.cid != null) { 10446 installFlags |= PackageManager.INSTALL_EXTERNAL; 10447 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10448 } else { 10449 throw new IllegalStateException("Invalid stage location"); 10450 } 10451 } 10452 10453 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10454 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10455 10456 PackageInfoLite pkgLite = null; 10457 10458 if (onInt && onSd) { 10459 // Check if both bits are set. 10460 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10461 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10462 } else { 10463 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10464 packageAbiOverride); 10465 10466 /* 10467 * If we have too little free space, try to free cache 10468 * before giving up. 10469 */ 10470 if (!origin.staged && pkgLite.recommendedInstallLocation 10471 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10472 // TODO: focus freeing disk space on the target device 10473 final StorageManager storage = StorageManager.from(mContext); 10474 final long lowThreshold = storage.getStorageLowBytes( 10475 Environment.getDataDirectory()); 10476 10477 final long sizeBytes = mContainerService.calculateInstalledSize( 10478 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10479 10480 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10481 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10482 installFlags, packageAbiOverride); 10483 } 10484 10485 /* 10486 * The cache free must have deleted the file we 10487 * downloaded to install. 10488 * 10489 * TODO: fix the "freeCache" call to not delete 10490 * the file we care about. 10491 */ 10492 if (pkgLite.recommendedInstallLocation 10493 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10494 pkgLite.recommendedInstallLocation 10495 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10496 } 10497 } 10498 } 10499 10500 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10501 int loc = pkgLite.recommendedInstallLocation; 10502 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10503 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10504 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10505 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10506 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10507 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10508 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10509 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10510 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10511 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10512 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10513 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10514 } else { 10515 // Override with defaults if needed. 10516 loc = installLocationPolicy(pkgLite); 10517 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10518 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10519 } else if (!onSd && !onInt) { 10520 // Override install location with flags 10521 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10522 // Set the flag to install on external media. 10523 installFlags |= PackageManager.INSTALL_EXTERNAL; 10524 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10525 } else { 10526 // Make sure the flag for installing on external 10527 // media is unset 10528 installFlags |= PackageManager.INSTALL_INTERNAL; 10529 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10530 } 10531 } 10532 } 10533 } 10534 10535 final InstallArgs args = createInstallArgs(this); 10536 mArgs = args; 10537 10538 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10539 /* 10540 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10541 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10542 */ 10543 int userIdentifier = getUser().getIdentifier(); 10544 if (userIdentifier == UserHandle.USER_ALL 10545 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10546 userIdentifier = UserHandle.USER_OWNER; 10547 } 10548 10549 /* 10550 * Determine if we have any installed package verifiers. If we 10551 * do, then we'll defer to them to verify the packages. 10552 */ 10553 final int requiredUid = mRequiredVerifierPackage == null ? -1 10554 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10555 if (!origin.existing && requiredUid != -1 10556 && isVerificationEnabled(userIdentifier, installFlags)) { 10557 final Intent verification = new Intent( 10558 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10559 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10560 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10561 PACKAGE_MIME_TYPE); 10562 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10563 10564 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10565 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10566 0 /* TODO: Which userId? */); 10567 10568 if (DEBUG_VERIFY) { 10569 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10570 + verification.toString() + " with " + pkgLite.verifiers.length 10571 + " optional verifiers"); 10572 } 10573 10574 final int verificationId = mPendingVerificationToken++; 10575 10576 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10577 10578 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10579 installerPackageName); 10580 10581 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10582 installFlags); 10583 10584 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10585 pkgLite.packageName); 10586 10587 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10588 pkgLite.versionCode); 10589 10590 if (verificationParams != null) { 10591 if (verificationParams.getVerificationURI() != null) { 10592 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10593 verificationParams.getVerificationURI()); 10594 } 10595 if (verificationParams.getOriginatingURI() != null) { 10596 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10597 verificationParams.getOriginatingURI()); 10598 } 10599 if (verificationParams.getReferrer() != null) { 10600 verification.putExtra(Intent.EXTRA_REFERRER, 10601 verificationParams.getReferrer()); 10602 } 10603 if (verificationParams.getOriginatingUid() >= 0) { 10604 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10605 verificationParams.getOriginatingUid()); 10606 } 10607 if (verificationParams.getInstallerUid() >= 0) { 10608 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10609 verificationParams.getInstallerUid()); 10610 } 10611 } 10612 10613 final PackageVerificationState verificationState = new PackageVerificationState( 10614 requiredUid, args); 10615 10616 mPendingVerification.append(verificationId, verificationState); 10617 10618 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10619 receivers, verificationState); 10620 10621 /* 10622 * If any sufficient verifiers were listed in the package 10623 * manifest, attempt to ask them. 10624 */ 10625 if (sufficientVerifiers != null) { 10626 final int N = sufficientVerifiers.size(); 10627 if (N == 0) { 10628 Slog.i(TAG, "Additional verifiers required, but none installed."); 10629 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10630 } else { 10631 for (int i = 0; i < N; i++) { 10632 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10633 10634 final Intent sufficientIntent = new Intent(verification); 10635 sufficientIntent.setComponent(verifierComponent); 10636 10637 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10638 } 10639 } 10640 } 10641 10642 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10643 mRequiredVerifierPackage, receivers); 10644 if (ret == PackageManager.INSTALL_SUCCEEDED 10645 && mRequiredVerifierPackage != null) { 10646 /* 10647 * Send the intent to the required verification agent, 10648 * but only start the verification timeout after the 10649 * target BroadcastReceivers have run. 10650 */ 10651 verification.setComponent(requiredVerifierComponent); 10652 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10653 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10654 new BroadcastReceiver() { 10655 @Override 10656 public void onReceive(Context context, Intent intent) { 10657 final Message msg = mHandler 10658 .obtainMessage(CHECK_PENDING_VERIFICATION); 10659 msg.arg1 = verificationId; 10660 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10661 } 10662 }, null, 0, null, null); 10663 10664 /* 10665 * We don't want the copy to proceed until verification 10666 * succeeds, so null out this field. 10667 */ 10668 mArgs = null; 10669 } 10670 } else { 10671 /* 10672 * No package verification is enabled, so immediately start 10673 * the remote call to initiate copy using temporary file. 10674 */ 10675 ret = args.copyApk(mContainerService, true); 10676 } 10677 } 10678 10679 mRet = ret; 10680 } 10681 10682 @Override 10683 void handleReturnCode() { 10684 // If mArgs is null, then MCS couldn't be reached. When it 10685 // reconnects, it will try again to install. At that point, this 10686 // will succeed. 10687 if (mArgs != null) { 10688 processPendingInstall(mArgs, mRet); 10689 } 10690 } 10691 10692 @Override 10693 void handleServiceError() { 10694 mArgs = createInstallArgs(this); 10695 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10696 } 10697 10698 public boolean isForwardLocked() { 10699 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10700 } 10701 } 10702 10703 /** 10704 * Used during creation of InstallArgs 10705 * 10706 * @param installFlags package installation flags 10707 * @return true if should be installed on external storage 10708 */ 10709 private static boolean installOnExternalAsec(int installFlags) { 10710 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10711 return false; 10712 } 10713 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10714 return true; 10715 } 10716 return false; 10717 } 10718 10719 /** 10720 * Used during creation of InstallArgs 10721 * 10722 * @param installFlags package installation flags 10723 * @return true if should be installed as forward locked 10724 */ 10725 private static boolean installForwardLocked(int installFlags) { 10726 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10727 } 10728 10729 private InstallArgs createInstallArgs(InstallParams params) { 10730 if (params.move != null) { 10731 return new MoveInstallArgs(params); 10732 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10733 return new AsecInstallArgs(params); 10734 } else { 10735 return new FileInstallArgs(params); 10736 } 10737 } 10738 10739 /** 10740 * Create args that describe an existing installed package. Typically used 10741 * when cleaning up old installs, or used as a move source. 10742 */ 10743 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10744 String resourcePath, String[] instructionSets) { 10745 final boolean isInAsec; 10746 if (installOnExternalAsec(installFlags)) { 10747 /* Apps on SD card are always in ASEC containers. */ 10748 isInAsec = true; 10749 } else if (installForwardLocked(installFlags) 10750 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10751 /* 10752 * Forward-locked apps are only in ASEC containers if they're the 10753 * new style 10754 */ 10755 isInAsec = true; 10756 } else { 10757 isInAsec = false; 10758 } 10759 10760 if (isInAsec) { 10761 return new AsecInstallArgs(codePath, instructionSets, 10762 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10763 } else { 10764 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10765 } 10766 } 10767 10768 static abstract class InstallArgs { 10769 /** @see InstallParams#origin */ 10770 final OriginInfo origin; 10771 /** @see InstallParams#move */ 10772 final MoveInfo move; 10773 10774 final IPackageInstallObserver2 observer; 10775 // Always refers to PackageManager flags only 10776 final int installFlags; 10777 final String installerPackageName; 10778 final String volumeUuid; 10779 final ManifestDigest manifestDigest; 10780 final UserHandle user; 10781 final String abiOverride; 10782 10783 // The list of instruction sets supported by this app. This is currently 10784 // only used during the rmdex() phase to clean up resources. We can get rid of this 10785 // if we move dex files under the common app path. 10786 /* nullable */ String[] instructionSets; 10787 10788 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10789 int installFlags, String installerPackageName, String volumeUuid, 10790 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10791 String abiOverride) { 10792 this.origin = origin; 10793 this.move = move; 10794 this.installFlags = installFlags; 10795 this.observer = observer; 10796 this.installerPackageName = installerPackageName; 10797 this.volumeUuid = volumeUuid; 10798 this.manifestDigest = manifestDigest; 10799 this.user = user; 10800 this.instructionSets = instructionSets; 10801 this.abiOverride = abiOverride; 10802 } 10803 10804 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10805 abstract int doPreInstall(int status); 10806 10807 /** 10808 * Rename package into final resting place. All paths on the given 10809 * scanned package should be updated to reflect the rename. 10810 */ 10811 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10812 abstract int doPostInstall(int status, int uid); 10813 10814 /** @see PackageSettingBase#codePathString */ 10815 abstract String getCodePath(); 10816 /** @see PackageSettingBase#resourcePathString */ 10817 abstract String getResourcePath(); 10818 10819 // Need installer lock especially for dex file removal. 10820 abstract void cleanUpResourcesLI(); 10821 abstract boolean doPostDeleteLI(boolean delete); 10822 10823 /** 10824 * Called before the source arguments are copied. This is used mostly 10825 * for MoveParams when it needs to read the source file to put it in the 10826 * destination. 10827 */ 10828 int doPreCopy() { 10829 return PackageManager.INSTALL_SUCCEEDED; 10830 } 10831 10832 /** 10833 * Called after the source arguments are copied. This is used mostly for 10834 * MoveParams when it needs to read the source file to put it in the 10835 * destination. 10836 * 10837 * @return 10838 */ 10839 int doPostCopy(int uid) { 10840 return PackageManager.INSTALL_SUCCEEDED; 10841 } 10842 10843 protected boolean isFwdLocked() { 10844 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10845 } 10846 10847 protected boolean isExternalAsec() { 10848 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10849 } 10850 10851 UserHandle getUser() { 10852 return user; 10853 } 10854 } 10855 10856 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10857 if (!allCodePaths.isEmpty()) { 10858 if (instructionSets == null) { 10859 throw new IllegalStateException("instructionSet == null"); 10860 } 10861 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10862 for (String codePath : allCodePaths) { 10863 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10864 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10865 if (retCode < 0) { 10866 Slog.w(TAG, "Couldn't remove dex file for package: " 10867 + " at location " + codePath + ", retcode=" + retCode); 10868 // we don't consider this to be a failure of the core package deletion 10869 } 10870 } 10871 } 10872 } 10873 } 10874 10875 /** 10876 * Logic to handle installation of non-ASEC applications, including copying 10877 * and renaming logic. 10878 */ 10879 class FileInstallArgs extends InstallArgs { 10880 private File codeFile; 10881 private File resourceFile; 10882 10883 // Example topology: 10884 // /data/app/com.example/base.apk 10885 // /data/app/com.example/split_foo.apk 10886 // /data/app/com.example/lib/arm/libfoo.so 10887 // /data/app/com.example/lib/arm64/libfoo.so 10888 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10889 10890 /** New install */ 10891 FileInstallArgs(InstallParams params) { 10892 super(params.origin, params.move, params.observer, params.installFlags, 10893 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10894 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10895 if (isFwdLocked()) { 10896 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10897 } 10898 } 10899 10900 /** Existing install */ 10901 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10902 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10903 null); 10904 this.codeFile = (codePath != null) ? new File(codePath) : null; 10905 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10906 } 10907 10908 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10909 if (origin.staged) { 10910 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10911 codeFile = origin.file; 10912 resourceFile = origin.file; 10913 return PackageManager.INSTALL_SUCCEEDED; 10914 } 10915 10916 try { 10917 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10918 codeFile = tempDir; 10919 resourceFile = tempDir; 10920 } catch (IOException e) { 10921 Slog.w(TAG, "Failed to create copy file: " + e); 10922 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10923 } 10924 10925 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10926 @Override 10927 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10928 if (!FileUtils.isValidExtFilename(name)) { 10929 throw new IllegalArgumentException("Invalid filename: " + name); 10930 } 10931 try { 10932 final File file = new File(codeFile, name); 10933 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10934 O_RDWR | O_CREAT, 0644); 10935 Os.chmod(file.getAbsolutePath(), 0644); 10936 return new ParcelFileDescriptor(fd); 10937 } catch (ErrnoException e) { 10938 throw new RemoteException("Failed to open: " + e.getMessage()); 10939 } 10940 } 10941 }; 10942 10943 int ret = PackageManager.INSTALL_SUCCEEDED; 10944 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10945 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10946 Slog.e(TAG, "Failed to copy package"); 10947 return ret; 10948 } 10949 10950 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10951 NativeLibraryHelper.Handle handle = null; 10952 try { 10953 handle = NativeLibraryHelper.Handle.create(codeFile); 10954 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10955 abiOverride); 10956 } catch (IOException e) { 10957 Slog.e(TAG, "Copying native libraries failed", e); 10958 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10959 } finally { 10960 IoUtils.closeQuietly(handle); 10961 } 10962 10963 return ret; 10964 } 10965 10966 int doPreInstall(int status) { 10967 if (status != PackageManager.INSTALL_SUCCEEDED) { 10968 cleanUp(); 10969 } 10970 return status; 10971 } 10972 10973 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10974 if (status != PackageManager.INSTALL_SUCCEEDED) { 10975 cleanUp(); 10976 return false; 10977 } 10978 10979 final File targetDir = codeFile.getParentFile(); 10980 final File beforeCodeFile = codeFile; 10981 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10982 10983 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10984 try { 10985 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10986 } catch (ErrnoException e) { 10987 Slog.w(TAG, "Failed to rename", e); 10988 return false; 10989 } 10990 10991 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10992 Slog.w(TAG, "Failed to restorecon"); 10993 return false; 10994 } 10995 10996 // Reflect the rename internally 10997 codeFile = afterCodeFile; 10998 resourceFile = afterCodeFile; 10999 11000 // Reflect the rename in scanned details 11001 pkg.codePath = afterCodeFile.getAbsolutePath(); 11002 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11003 pkg.baseCodePath); 11004 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11005 pkg.splitCodePaths); 11006 11007 // Reflect the rename in app info 11008 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11009 pkg.applicationInfo.setCodePath(pkg.codePath); 11010 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11011 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11012 pkg.applicationInfo.setResourcePath(pkg.codePath); 11013 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11014 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11015 11016 return true; 11017 } 11018 11019 int doPostInstall(int status, int uid) { 11020 if (status != PackageManager.INSTALL_SUCCEEDED) { 11021 cleanUp(); 11022 } 11023 return status; 11024 } 11025 11026 @Override 11027 String getCodePath() { 11028 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11029 } 11030 11031 @Override 11032 String getResourcePath() { 11033 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11034 } 11035 11036 private boolean cleanUp() { 11037 if (codeFile == null || !codeFile.exists()) { 11038 return false; 11039 } 11040 11041 if (codeFile.isDirectory()) { 11042 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11043 } else { 11044 codeFile.delete(); 11045 } 11046 11047 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11048 resourceFile.delete(); 11049 } 11050 11051 return true; 11052 } 11053 11054 void cleanUpResourcesLI() { 11055 // Try enumerating all code paths before deleting 11056 List<String> allCodePaths = Collections.EMPTY_LIST; 11057 if (codeFile != null && codeFile.exists()) { 11058 try { 11059 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11060 allCodePaths = pkg.getAllCodePaths(); 11061 } catch (PackageParserException e) { 11062 // Ignored; we tried our best 11063 } 11064 } 11065 11066 cleanUp(); 11067 removeDexFiles(allCodePaths, instructionSets); 11068 } 11069 11070 boolean doPostDeleteLI(boolean delete) { 11071 // XXX err, shouldn't we respect the delete flag? 11072 cleanUpResourcesLI(); 11073 return true; 11074 } 11075 } 11076 11077 private boolean isAsecExternal(String cid) { 11078 final String asecPath = PackageHelper.getSdFilesystem(cid); 11079 return !asecPath.startsWith(mAsecInternalPath); 11080 } 11081 11082 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11083 PackageManagerException { 11084 if (copyRet < 0) { 11085 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11086 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11087 throw new PackageManagerException(copyRet, message); 11088 } 11089 } 11090 } 11091 11092 /** 11093 * Extract the MountService "container ID" from the full code path of an 11094 * .apk. 11095 */ 11096 static String cidFromCodePath(String fullCodePath) { 11097 int eidx = fullCodePath.lastIndexOf("/"); 11098 String subStr1 = fullCodePath.substring(0, eidx); 11099 int sidx = subStr1.lastIndexOf("/"); 11100 return subStr1.substring(sidx+1, eidx); 11101 } 11102 11103 /** 11104 * Logic to handle installation of ASEC applications, including copying and 11105 * renaming logic. 11106 */ 11107 class AsecInstallArgs extends InstallArgs { 11108 static final String RES_FILE_NAME = "pkg.apk"; 11109 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11110 11111 String cid; 11112 String packagePath; 11113 String resourcePath; 11114 11115 /** New install */ 11116 AsecInstallArgs(InstallParams params) { 11117 super(params.origin, params.move, params.observer, params.installFlags, 11118 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11119 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11120 } 11121 11122 /** Existing install */ 11123 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11124 boolean isExternal, boolean isForwardLocked) { 11125 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11126 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11127 instructionSets, null); 11128 // Hackily pretend we're still looking at a full code path 11129 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11130 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11131 } 11132 11133 // Extract cid from fullCodePath 11134 int eidx = fullCodePath.lastIndexOf("/"); 11135 String subStr1 = fullCodePath.substring(0, eidx); 11136 int sidx = subStr1.lastIndexOf("/"); 11137 cid = subStr1.substring(sidx+1, eidx); 11138 setMountPath(subStr1); 11139 } 11140 11141 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11142 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11143 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11144 instructionSets, null); 11145 this.cid = cid; 11146 setMountPath(PackageHelper.getSdDir(cid)); 11147 } 11148 11149 void createCopyFile() { 11150 cid = mInstallerService.allocateExternalStageCidLegacy(); 11151 } 11152 11153 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11154 if (origin.staged) { 11155 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11156 cid = origin.cid; 11157 setMountPath(PackageHelper.getSdDir(cid)); 11158 return PackageManager.INSTALL_SUCCEEDED; 11159 } 11160 11161 if (temp) { 11162 createCopyFile(); 11163 } else { 11164 /* 11165 * Pre-emptively destroy the container since it's destroyed if 11166 * copying fails due to it existing anyway. 11167 */ 11168 PackageHelper.destroySdDir(cid); 11169 } 11170 11171 final String newMountPath = imcs.copyPackageToContainer( 11172 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11173 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11174 11175 if (newMountPath != null) { 11176 setMountPath(newMountPath); 11177 return PackageManager.INSTALL_SUCCEEDED; 11178 } else { 11179 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11180 } 11181 } 11182 11183 @Override 11184 String getCodePath() { 11185 return packagePath; 11186 } 11187 11188 @Override 11189 String getResourcePath() { 11190 return resourcePath; 11191 } 11192 11193 int doPreInstall(int status) { 11194 if (status != PackageManager.INSTALL_SUCCEEDED) { 11195 // Destroy container 11196 PackageHelper.destroySdDir(cid); 11197 } else { 11198 boolean mounted = PackageHelper.isContainerMounted(cid); 11199 if (!mounted) { 11200 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11201 Process.SYSTEM_UID); 11202 if (newMountPath != null) { 11203 setMountPath(newMountPath); 11204 } else { 11205 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11206 } 11207 } 11208 } 11209 return status; 11210 } 11211 11212 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11213 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11214 String newMountPath = null; 11215 if (PackageHelper.isContainerMounted(cid)) { 11216 // Unmount the container 11217 if (!PackageHelper.unMountSdDir(cid)) { 11218 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11219 return false; 11220 } 11221 } 11222 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11223 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11224 " which might be stale. Will try to clean up."); 11225 // Clean up the stale container and proceed to recreate. 11226 if (!PackageHelper.destroySdDir(newCacheId)) { 11227 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11228 return false; 11229 } 11230 // Successfully cleaned up stale container. Try to rename again. 11231 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11232 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11233 + " inspite of cleaning it up."); 11234 return false; 11235 } 11236 } 11237 if (!PackageHelper.isContainerMounted(newCacheId)) { 11238 Slog.w(TAG, "Mounting container " + newCacheId); 11239 newMountPath = PackageHelper.mountSdDir(newCacheId, 11240 getEncryptKey(), Process.SYSTEM_UID); 11241 } else { 11242 newMountPath = PackageHelper.getSdDir(newCacheId); 11243 } 11244 if (newMountPath == null) { 11245 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11246 return false; 11247 } 11248 Log.i(TAG, "Succesfully renamed " + cid + 11249 " to " + newCacheId + 11250 " at new path: " + newMountPath); 11251 cid = newCacheId; 11252 11253 final File beforeCodeFile = new File(packagePath); 11254 setMountPath(newMountPath); 11255 final File afterCodeFile = new File(packagePath); 11256 11257 // Reflect the rename in scanned details 11258 pkg.codePath = afterCodeFile.getAbsolutePath(); 11259 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11260 pkg.baseCodePath); 11261 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11262 pkg.splitCodePaths); 11263 11264 // Reflect the rename in app info 11265 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11266 pkg.applicationInfo.setCodePath(pkg.codePath); 11267 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11268 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11269 pkg.applicationInfo.setResourcePath(pkg.codePath); 11270 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11271 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11272 11273 return true; 11274 } 11275 11276 private void setMountPath(String mountPath) { 11277 final File mountFile = new File(mountPath); 11278 11279 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11280 if (monolithicFile.exists()) { 11281 packagePath = monolithicFile.getAbsolutePath(); 11282 if (isFwdLocked()) { 11283 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11284 } else { 11285 resourcePath = packagePath; 11286 } 11287 } else { 11288 packagePath = mountFile.getAbsolutePath(); 11289 resourcePath = packagePath; 11290 } 11291 } 11292 11293 int doPostInstall(int status, int uid) { 11294 if (status != PackageManager.INSTALL_SUCCEEDED) { 11295 cleanUp(); 11296 } else { 11297 final int groupOwner; 11298 final String protectedFile; 11299 if (isFwdLocked()) { 11300 groupOwner = UserHandle.getSharedAppGid(uid); 11301 protectedFile = RES_FILE_NAME; 11302 } else { 11303 groupOwner = -1; 11304 protectedFile = null; 11305 } 11306 11307 if (uid < Process.FIRST_APPLICATION_UID 11308 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11309 Slog.e(TAG, "Failed to finalize " + cid); 11310 PackageHelper.destroySdDir(cid); 11311 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11312 } 11313 11314 boolean mounted = PackageHelper.isContainerMounted(cid); 11315 if (!mounted) { 11316 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11317 } 11318 } 11319 return status; 11320 } 11321 11322 private void cleanUp() { 11323 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11324 11325 // Destroy secure container 11326 PackageHelper.destroySdDir(cid); 11327 } 11328 11329 private List<String> getAllCodePaths() { 11330 final File codeFile = new File(getCodePath()); 11331 if (codeFile != null && codeFile.exists()) { 11332 try { 11333 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11334 return pkg.getAllCodePaths(); 11335 } catch (PackageParserException e) { 11336 // Ignored; we tried our best 11337 } 11338 } 11339 return Collections.EMPTY_LIST; 11340 } 11341 11342 void cleanUpResourcesLI() { 11343 // Enumerate all code paths before deleting 11344 cleanUpResourcesLI(getAllCodePaths()); 11345 } 11346 11347 private void cleanUpResourcesLI(List<String> allCodePaths) { 11348 cleanUp(); 11349 removeDexFiles(allCodePaths, instructionSets); 11350 } 11351 11352 String getPackageName() { 11353 return getAsecPackageName(cid); 11354 } 11355 11356 boolean doPostDeleteLI(boolean delete) { 11357 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11358 final List<String> allCodePaths = getAllCodePaths(); 11359 boolean mounted = PackageHelper.isContainerMounted(cid); 11360 if (mounted) { 11361 // Unmount first 11362 if (PackageHelper.unMountSdDir(cid)) { 11363 mounted = false; 11364 } 11365 } 11366 if (!mounted && delete) { 11367 cleanUpResourcesLI(allCodePaths); 11368 } 11369 return !mounted; 11370 } 11371 11372 @Override 11373 int doPreCopy() { 11374 if (isFwdLocked()) { 11375 if (!PackageHelper.fixSdPermissions(cid, 11376 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11377 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11378 } 11379 } 11380 11381 return PackageManager.INSTALL_SUCCEEDED; 11382 } 11383 11384 @Override 11385 int doPostCopy(int uid) { 11386 if (isFwdLocked()) { 11387 if (uid < Process.FIRST_APPLICATION_UID 11388 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11389 RES_FILE_NAME)) { 11390 Slog.e(TAG, "Failed to finalize " + cid); 11391 PackageHelper.destroySdDir(cid); 11392 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11393 } 11394 } 11395 11396 return PackageManager.INSTALL_SUCCEEDED; 11397 } 11398 } 11399 11400 /** 11401 * Logic to handle movement of existing installed applications. 11402 */ 11403 class MoveInstallArgs extends InstallArgs { 11404 private File codeFile; 11405 private File resourceFile; 11406 11407 /** New install */ 11408 MoveInstallArgs(InstallParams params) { 11409 super(params.origin, params.move, params.observer, params.installFlags, 11410 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11411 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11412 } 11413 11414 int copyApk(IMediaContainerService imcs, boolean temp) { 11415 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11416 + move.fromUuid + " to " + move.toUuid); 11417 synchronized (mInstaller) { 11418 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11419 move.dataAppName, move.appId, move.seinfo) != 0) { 11420 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11421 } 11422 } 11423 11424 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11425 resourceFile = codeFile; 11426 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11427 11428 return PackageManager.INSTALL_SUCCEEDED; 11429 } 11430 11431 int doPreInstall(int status) { 11432 if (status != PackageManager.INSTALL_SUCCEEDED) { 11433 cleanUp(move.toUuid); 11434 } 11435 return status; 11436 } 11437 11438 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11439 if (status != PackageManager.INSTALL_SUCCEEDED) { 11440 cleanUp(move.toUuid); 11441 return false; 11442 } 11443 11444 // Reflect the move in app info 11445 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11446 pkg.applicationInfo.setCodePath(pkg.codePath); 11447 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11448 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11449 pkg.applicationInfo.setResourcePath(pkg.codePath); 11450 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11451 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11452 11453 return true; 11454 } 11455 11456 int doPostInstall(int status, int uid) { 11457 if (status == PackageManager.INSTALL_SUCCEEDED) { 11458 cleanUp(move.fromUuid); 11459 } else { 11460 cleanUp(move.toUuid); 11461 } 11462 return status; 11463 } 11464 11465 @Override 11466 String getCodePath() { 11467 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11468 } 11469 11470 @Override 11471 String getResourcePath() { 11472 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11473 } 11474 11475 private boolean cleanUp(String volumeUuid) { 11476 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11477 move.dataAppName); 11478 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11479 synchronized (mInstallLock) { 11480 // Clean up both app data and code 11481 removeDataDirsLI(volumeUuid, move.packageName); 11482 if (codeFile.isDirectory()) { 11483 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11484 } else { 11485 codeFile.delete(); 11486 } 11487 } 11488 return true; 11489 } 11490 11491 void cleanUpResourcesLI() { 11492 throw new UnsupportedOperationException(); 11493 } 11494 11495 boolean doPostDeleteLI(boolean delete) { 11496 throw new UnsupportedOperationException(); 11497 } 11498 } 11499 11500 static String getAsecPackageName(String packageCid) { 11501 int idx = packageCid.lastIndexOf("-"); 11502 if (idx == -1) { 11503 return packageCid; 11504 } 11505 return packageCid.substring(0, idx); 11506 } 11507 11508 // Utility method used to create code paths based on package name and available index. 11509 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11510 String idxStr = ""; 11511 int idx = 1; 11512 // Fall back to default value of idx=1 if prefix is not 11513 // part of oldCodePath 11514 if (oldCodePath != null) { 11515 String subStr = oldCodePath; 11516 // Drop the suffix right away 11517 if (suffix != null && subStr.endsWith(suffix)) { 11518 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11519 } 11520 // If oldCodePath already contains prefix find out the 11521 // ending index to either increment or decrement. 11522 int sidx = subStr.lastIndexOf(prefix); 11523 if (sidx != -1) { 11524 subStr = subStr.substring(sidx + prefix.length()); 11525 if (subStr != null) { 11526 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11527 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11528 } 11529 try { 11530 idx = Integer.parseInt(subStr); 11531 if (idx <= 1) { 11532 idx++; 11533 } else { 11534 idx--; 11535 } 11536 } catch(NumberFormatException e) { 11537 } 11538 } 11539 } 11540 } 11541 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11542 return prefix + idxStr; 11543 } 11544 11545 private File getNextCodePath(File targetDir, String packageName) { 11546 int suffix = 1; 11547 File result; 11548 do { 11549 result = new File(targetDir, packageName + "-" + suffix); 11550 suffix++; 11551 } while (result.exists()); 11552 return result; 11553 } 11554 11555 // Utility method that returns the relative package path with respect 11556 // to the installation directory. Like say for /data/data/com.test-1.apk 11557 // string com.test-1 is returned. 11558 static String deriveCodePathName(String codePath) { 11559 if (codePath == null) { 11560 return null; 11561 } 11562 final File codeFile = new File(codePath); 11563 final String name = codeFile.getName(); 11564 if (codeFile.isDirectory()) { 11565 return name; 11566 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11567 final int lastDot = name.lastIndexOf('.'); 11568 return name.substring(0, lastDot); 11569 } else { 11570 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11571 return null; 11572 } 11573 } 11574 11575 class PackageInstalledInfo { 11576 String name; 11577 int uid; 11578 // The set of users that originally had this package installed. 11579 int[] origUsers; 11580 // The set of users that now have this package installed. 11581 int[] newUsers; 11582 PackageParser.Package pkg; 11583 int returnCode; 11584 String returnMsg; 11585 PackageRemovedInfo removedInfo; 11586 11587 public void setError(int code, String msg) { 11588 returnCode = code; 11589 returnMsg = msg; 11590 Slog.w(TAG, msg); 11591 } 11592 11593 public void setError(String msg, PackageParserException e) { 11594 returnCode = e.error; 11595 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11596 Slog.w(TAG, msg, e); 11597 } 11598 11599 public void setError(String msg, PackageManagerException e) { 11600 returnCode = e.error; 11601 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11602 Slog.w(TAG, msg, e); 11603 } 11604 11605 // In some error cases we want to convey more info back to the observer 11606 String origPackage; 11607 String origPermission; 11608 } 11609 11610 /* 11611 * Install a non-existing package. 11612 */ 11613 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11614 UserHandle user, String installerPackageName, String volumeUuid, 11615 PackageInstalledInfo res) { 11616 // Remember this for later, in case we need to rollback this install 11617 String pkgName = pkg.packageName; 11618 11619 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11620 final boolean dataDirExists = Environment 11621 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11622 synchronized(mPackages) { 11623 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11624 // A package with the same name is already installed, though 11625 // it has been renamed to an older name. The package we 11626 // are trying to install should be installed as an update to 11627 // the existing one, but that has not been requested, so bail. 11628 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11629 + " without first uninstalling package running as " 11630 + mSettings.mRenamedPackages.get(pkgName)); 11631 return; 11632 } 11633 if (mPackages.containsKey(pkgName)) { 11634 // Don't allow installation over an existing package with the same name. 11635 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11636 + " without first uninstalling."); 11637 return; 11638 } 11639 } 11640 11641 try { 11642 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11643 System.currentTimeMillis(), user); 11644 11645 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11646 // delete the partially installed application. the data directory will have to be 11647 // restored if it was already existing 11648 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11649 // remove package from internal structures. Note that we want deletePackageX to 11650 // delete the package data and cache directories that it created in 11651 // scanPackageLocked, unless those directories existed before we even tried to 11652 // install. 11653 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11654 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11655 res.removedInfo, true); 11656 } 11657 11658 } catch (PackageManagerException e) { 11659 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11660 } 11661 } 11662 11663 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11664 // Can't rotate keys during boot or if sharedUser. 11665 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11666 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11667 return false; 11668 } 11669 // app is using upgradeKeySets; make sure all are valid 11670 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11671 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11672 for (int i = 0; i < upgradeKeySets.length; i++) { 11673 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11674 Slog.wtf(TAG, "Package " 11675 + (oldPs.name != null ? oldPs.name : "<null>") 11676 + " contains upgrade-key-set reference to unknown key-set: " 11677 + upgradeKeySets[i] 11678 + " reverting to signatures check."); 11679 return false; 11680 } 11681 } 11682 return true; 11683 } 11684 11685 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11686 // Upgrade keysets are being used. Determine if new package has a superset of the 11687 // required keys. 11688 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11689 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11690 for (int i = 0; i < upgradeKeySets.length; i++) { 11691 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11692 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11693 return true; 11694 } 11695 } 11696 return false; 11697 } 11698 11699 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11700 UserHandle user, String installerPackageName, String volumeUuid, 11701 PackageInstalledInfo res) { 11702 final PackageParser.Package oldPackage; 11703 final String pkgName = pkg.packageName; 11704 final int[] allUsers; 11705 final boolean[] perUserInstalled; 11706 final boolean weFroze; 11707 11708 // First find the old package info and check signatures 11709 synchronized(mPackages) { 11710 oldPackage = mPackages.get(pkgName); 11711 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11712 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11713 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11714 if(!checkUpgradeKeySetLP(ps, pkg)) { 11715 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11716 "New package not signed by keys specified by upgrade-keysets: " 11717 + pkgName); 11718 return; 11719 } 11720 } else { 11721 // default to original signature matching 11722 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11723 != PackageManager.SIGNATURE_MATCH) { 11724 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11725 "New package has a different signature: " + pkgName); 11726 return; 11727 } 11728 } 11729 11730 // In case of rollback, remember per-user/profile install state 11731 allUsers = sUserManager.getUserIds(); 11732 perUserInstalled = new boolean[allUsers.length]; 11733 for (int i = 0; i < allUsers.length; i++) { 11734 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11735 } 11736 11737 // Mark the app as frozen to prevent launching during the upgrade 11738 // process, and then kill all running instances 11739 if (!ps.frozen) { 11740 ps.frozen = true; 11741 weFroze = true; 11742 } else { 11743 weFroze = false; 11744 } 11745 } 11746 11747 // Now that we're guarded by frozen state, kill app during upgrade 11748 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11749 11750 try { 11751 boolean sysPkg = (isSystemApp(oldPackage)); 11752 if (sysPkg) { 11753 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11754 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11755 } else { 11756 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11757 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11758 } 11759 } finally { 11760 // Regardless of success or failure of upgrade steps above, always 11761 // unfreeze the package if we froze it 11762 if (weFroze) { 11763 unfreezePackage(pkgName); 11764 } 11765 } 11766 } 11767 11768 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11769 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11770 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11771 String volumeUuid, PackageInstalledInfo res) { 11772 String pkgName = deletedPackage.packageName; 11773 boolean deletedPkg = true; 11774 boolean updatedSettings = false; 11775 11776 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11777 + deletedPackage); 11778 long origUpdateTime; 11779 if (pkg.mExtras != null) { 11780 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11781 } else { 11782 origUpdateTime = 0; 11783 } 11784 11785 // First delete the existing package while retaining the data directory 11786 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11787 res.removedInfo, true)) { 11788 // If the existing package wasn't successfully deleted 11789 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11790 deletedPkg = false; 11791 } else { 11792 // Successfully deleted the old package; proceed with replace. 11793 11794 // If deleted package lived in a container, give users a chance to 11795 // relinquish resources before killing. 11796 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11797 if (DEBUG_INSTALL) { 11798 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11799 } 11800 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11801 final ArrayList<String> pkgList = new ArrayList<String>(1); 11802 pkgList.add(deletedPackage.applicationInfo.packageName); 11803 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11804 } 11805 11806 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11807 try { 11808 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11809 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11810 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11811 perUserInstalled, res, user); 11812 updatedSettings = true; 11813 } catch (PackageManagerException e) { 11814 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11815 } 11816 } 11817 11818 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11819 // remove package from internal structures. Note that we want deletePackageX to 11820 // delete the package data and cache directories that it created in 11821 // scanPackageLocked, unless those directories existed before we even tried to 11822 // install. 11823 if(updatedSettings) { 11824 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11825 deletePackageLI( 11826 pkgName, null, true, allUsers, perUserInstalled, 11827 PackageManager.DELETE_KEEP_DATA, 11828 res.removedInfo, true); 11829 } 11830 // Since we failed to install the new package we need to restore the old 11831 // package that we deleted. 11832 if (deletedPkg) { 11833 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11834 File restoreFile = new File(deletedPackage.codePath); 11835 // Parse old package 11836 boolean oldExternal = isExternal(deletedPackage); 11837 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11838 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11839 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11840 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11841 try { 11842 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11843 } catch (PackageManagerException e) { 11844 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11845 + e.getMessage()); 11846 return; 11847 } 11848 // Restore of old package succeeded. Update permissions. 11849 // writer 11850 synchronized (mPackages) { 11851 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11852 UPDATE_PERMISSIONS_ALL); 11853 // can downgrade to reader 11854 mSettings.writeLPr(); 11855 } 11856 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11857 } 11858 } 11859 } 11860 11861 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11862 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11863 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11864 String volumeUuid, PackageInstalledInfo res) { 11865 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11866 + ", old=" + deletedPackage); 11867 boolean disabledSystem = false; 11868 boolean updatedSettings = false; 11869 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11870 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11871 != 0) { 11872 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11873 } 11874 String packageName = deletedPackage.packageName; 11875 if (packageName == null) { 11876 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11877 "Attempt to delete null packageName."); 11878 return; 11879 } 11880 PackageParser.Package oldPkg; 11881 PackageSetting oldPkgSetting; 11882 // reader 11883 synchronized (mPackages) { 11884 oldPkg = mPackages.get(packageName); 11885 oldPkgSetting = mSettings.mPackages.get(packageName); 11886 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11887 (oldPkgSetting == null)) { 11888 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11889 "Couldn't find package:" + packageName + " information"); 11890 return; 11891 } 11892 } 11893 11894 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11895 res.removedInfo.removedPackage = packageName; 11896 // Remove existing system package 11897 removePackageLI(oldPkgSetting, true); 11898 // writer 11899 synchronized (mPackages) { 11900 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11901 if (!disabledSystem && deletedPackage != null) { 11902 // We didn't need to disable the .apk as a current system package, 11903 // which means we are replacing another update that is already 11904 // installed. We need to make sure to delete the older one's .apk. 11905 res.removedInfo.args = createInstallArgsForExisting(0, 11906 deletedPackage.applicationInfo.getCodePath(), 11907 deletedPackage.applicationInfo.getResourcePath(), 11908 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11909 } else { 11910 res.removedInfo.args = null; 11911 } 11912 } 11913 11914 // Successfully disabled the old package. Now proceed with re-installation 11915 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11916 11917 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11918 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11919 11920 PackageParser.Package newPackage = null; 11921 try { 11922 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11923 if (newPackage.mExtras != null) { 11924 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11925 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11926 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11927 11928 // is the update attempting to change shared user? that isn't going to work... 11929 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11930 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11931 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11932 + " to " + newPkgSetting.sharedUser); 11933 updatedSettings = true; 11934 } 11935 } 11936 11937 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11938 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11939 perUserInstalled, res, user); 11940 updatedSettings = true; 11941 } 11942 11943 } catch (PackageManagerException e) { 11944 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11945 } 11946 11947 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11948 // Re installation failed. Restore old information 11949 // Remove new pkg information 11950 if (newPackage != null) { 11951 removeInstalledPackageLI(newPackage, true); 11952 } 11953 // Add back the old system package 11954 try { 11955 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11956 } catch (PackageManagerException e) { 11957 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11958 } 11959 // Restore the old system information in Settings 11960 synchronized (mPackages) { 11961 if (disabledSystem) { 11962 mSettings.enableSystemPackageLPw(packageName); 11963 } 11964 if (updatedSettings) { 11965 mSettings.setInstallerPackageName(packageName, 11966 oldPkgSetting.installerPackageName); 11967 } 11968 mSettings.writeLPr(); 11969 } 11970 } 11971 } 11972 11973 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11974 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11975 UserHandle user) { 11976 String pkgName = newPackage.packageName; 11977 synchronized (mPackages) { 11978 //write settings. the installStatus will be incomplete at this stage. 11979 //note that the new package setting would have already been 11980 //added to mPackages. It hasn't been persisted yet. 11981 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11982 mSettings.writeLPr(); 11983 } 11984 11985 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11986 11987 synchronized (mPackages) { 11988 updatePermissionsLPw(newPackage.packageName, newPackage, 11989 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11990 ? UPDATE_PERMISSIONS_ALL : 0)); 11991 // For system-bundled packages, we assume that installing an upgraded version 11992 // of the package implies that the user actually wants to run that new code, 11993 // so we enable the package. 11994 PackageSetting ps = mSettings.mPackages.get(pkgName); 11995 if (ps != null) { 11996 if (isSystemApp(newPackage)) { 11997 // NB: implicit assumption that system package upgrades apply to all users 11998 if (DEBUG_INSTALL) { 11999 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12000 } 12001 if (res.origUsers != null) { 12002 for (int userHandle : res.origUsers) { 12003 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12004 userHandle, installerPackageName); 12005 } 12006 } 12007 // Also convey the prior install/uninstall state 12008 if (allUsers != null && perUserInstalled != null) { 12009 for (int i = 0; i < allUsers.length; i++) { 12010 if (DEBUG_INSTALL) { 12011 Slog.d(TAG, " user " + allUsers[i] 12012 + " => " + perUserInstalled[i]); 12013 } 12014 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12015 } 12016 // these install state changes will be persisted in the 12017 // upcoming call to mSettings.writeLPr(). 12018 } 12019 } 12020 // It's implied that when a user requests installation, they want the app to be 12021 // installed and enabled. 12022 int userId = user.getIdentifier(); 12023 if (userId != UserHandle.USER_ALL) { 12024 ps.setInstalled(true, userId); 12025 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12026 } 12027 } 12028 res.name = pkgName; 12029 res.uid = newPackage.applicationInfo.uid; 12030 res.pkg = newPackage; 12031 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12032 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12033 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12034 //to update install status 12035 mSettings.writeLPr(); 12036 } 12037 } 12038 12039 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12040 final int installFlags = args.installFlags; 12041 final String installerPackageName = args.installerPackageName; 12042 final String volumeUuid = args.volumeUuid; 12043 final File tmpPackageFile = new File(args.getCodePath()); 12044 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12045 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12046 || (args.volumeUuid != null)); 12047 boolean replace = false; 12048 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12049 if (args.move != null) { 12050 // moving a complete application; perfom an initial scan on the new install location 12051 scanFlags |= SCAN_INITIAL; 12052 } 12053 // Result object to be returned 12054 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12055 12056 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12057 // Retrieve PackageSettings and parse package 12058 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12059 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12060 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12061 PackageParser pp = new PackageParser(); 12062 pp.setSeparateProcesses(mSeparateProcesses); 12063 pp.setDisplayMetrics(mMetrics); 12064 12065 final PackageParser.Package pkg; 12066 try { 12067 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12068 } catch (PackageParserException e) { 12069 res.setError("Failed parse during installPackageLI", e); 12070 return; 12071 } 12072 12073 // Mark that we have an install time CPU ABI override. 12074 pkg.cpuAbiOverride = args.abiOverride; 12075 12076 String pkgName = res.name = pkg.packageName; 12077 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12078 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12079 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12080 return; 12081 } 12082 } 12083 12084 try { 12085 pp.collectCertificates(pkg, parseFlags); 12086 pp.collectManifestDigest(pkg); 12087 } catch (PackageParserException e) { 12088 res.setError("Failed collect during installPackageLI", e); 12089 return; 12090 } 12091 12092 /* If the installer passed in a manifest digest, compare it now. */ 12093 if (args.manifestDigest != null) { 12094 if (DEBUG_INSTALL) { 12095 final String parsedManifest = pkg.manifestDigest == null ? "null" 12096 : pkg.manifestDigest.toString(); 12097 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12098 + parsedManifest); 12099 } 12100 12101 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12102 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12103 return; 12104 } 12105 } else if (DEBUG_INSTALL) { 12106 final String parsedManifest = pkg.manifestDigest == null 12107 ? "null" : pkg.manifestDigest.toString(); 12108 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12109 } 12110 12111 // Get rid of all references to package scan path via parser. 12112 pp = null; 12113 String oldCodePath = null; 12114 boolean systemApp = false; 12115 synchronized (mPackages) { 12116 // Check if installing already existing package 12117 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12118 String oldName = mSettings.mRenamedPackages.get(pkgName); 12119 if (pkg.mOriginalPackages != null 12120 && pkg.mOriginalPackages.contains(oldName) 12121 && mPackages.containsKey(oldName)) { 12122 // This package is derived from an original package, 12123 // and this device has been updating from that original 12124 // name. We must continue using the original name, so 12125 // rename the new package here. 12126 pkg.setPackageName(oldName); 12127 pkgName = pkg.packageName; 12128 replace = true; 12129 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12130 + oldName + " pkgName=" + pkgName); 12131 } else if (mPackages.containsKey(pkgName)) { 12132 // This package, under its official name, already exists 12133 // on the device; we should replace it. 12134 replace = true; 12135 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12136 } 12137 12138 // Prevent apps opting out from runtime permissions 12139 if (replace) { 12140 PackageParser.Package oldPackage = mPackages.get(pkgName); 12141 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12142 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12143 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12144 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12145 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12146 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12147 + " doesn't support runtime permissions but the old" 12148 + " target SDK " + oldTargetSdk + " does."); 12149 return; 12150 } 12151 } 12152 } 12153 12154 PackageSetting ps = mSettings.mPackages.get(pkgName); 12155 if (ps != null) { 12156 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12157 12158 // Quick sanity check that we're signed correctly if updating; 12159 // we'll check this again later when scanning, but we want to 12160 // bail early here before tripping over redefined permissions. 12161 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12162 if (!checkUpgradeKeySetLP(ps, pkg)) { 12163 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12164 + pkg.packageName + " upgrade keys do not match the " 12165 + "previously installed version"); 12166 return; 12167 } 12168 } else { 12169 try { 12170 verifySignaturesLP(ps, pkg); 12171 } catch (PackageManagerException e) { 12172 res.setError(e.error, e.getMessage()); 12173 return; 12174 } 12175 } 12176 12177 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12178 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12179 systemApp = (ps.pkg.applicationInfo.flags & 12180 ApplicationInfo.FLAG_SYSTEM) != 0; 12181 } 12182 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12183 } 12184 12185 // Check whether the newly-scanned package wants to define an already-defined perm 12186 int N = pkg.permissions.size(); 12187 for (int i = N-1; i >= 0; i--) { 12188 PackageParser.Permission perm = pkg.permissions.get(i); 12189 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12190 if (bp != null) { 12191 // If the defining package is signed with our cert, it's okay. This 12192 // also includes the "updating the same package" case, of course. 12193 // "updating same package" could also involve key-rotation. 12194 final boolean sigsOk; 12195 if (bp.sourcePackage.equals(pkg.packageName) 12196 && (bp.packageSetting instanceof PackageSetting) 12197 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12198 scanFlags))) { 12199 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12200 } else { 12201 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12202 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12203 } 12204 if (!sigsOk) { 12205 // If the owning package is the system itself, we log but allow 12206 // install to proceed; we fail the install on all other permission 12207 // redefinitions. 12208 if (!bp.sourcePackage.equals("android")) { 12209 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12210 + pkg.packageName + " attempting to redeclare permission " 12211 + perm.info.name + " already owned by " + bp.sourcePackage); 12212 res.origPermission = perm.info.name; 12213 res.origPackage = bp.sourcePackage; 12214 return; 12215 } else { 12216 Slog.w(TAG, "Package " + pkg.packageName 12217 + " attempting to redeclare system permission " 12218 + perm.info.name + "; ignoring new declaration"); 12219 pkg.permissions.remove(i); 12220 } 12221 } 12222 } 12223 } 12224 12225 } 12226 12227 if (systemApp && onExternal) { 12228 // Disable updates to system apps on sdcard 12229 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12230 "Cannot install updates to system apps on sdcard"); 12231 return; 12232 } 12233 12234 if (args.move != null) { 12235 // We did an in-place move, so dex is ready to roll 12236 scanFlags |= SCAN_NO_DEX; 12237 scanFlags |= SCAN_MOVE; 12238 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12239 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12240 scanFlags |= SCAN_NO_DEX; 12241 12242 try { 12243 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12244 true /* extract libs */); 12245 } catch (PackageManagerException pme) { 12246 Slog.e(TAG, "Error deriving application ABI", pme); 12247 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12248 return; 12249 } 12250 12251 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12252 int result = mPackageDexOptimizer 12253 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12254 false /* defer */, false /* inclDependencies */); 12255 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12256 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12257 return; 12258 } 12259 } 12260 12261 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12262 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12263 return; 12264 } 12265 12266 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12267 12268 if (replace) { 12269 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12270 installerPackageName, volumeUuid, res); 12271 } else { 12272 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12273 args.user, installerPackageName, volumeUuid, res); 12274 } 12275 synchronized (mPackages) { 12276 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12277 if (ps != null) { 12278 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12279 } 12280 } 12281 } 12282 12283 private void startIntentFilterVerifications(int userId, boolean replacing, 12284 PackageParser.Package pkg) { 12285 if (mIntentFilterVerifierComponent == null) { 12286 Slog.w(TAG, "No IntentFilter verification will not be done as " 12287 + "there is no IntentFilterVerifier available!"); 12288 return; 12289 } 12290 12291 final int verifierUid = getPackageUid( 12292 mIntentFilterVerifierComponent.getPackageName(), 12293 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12294 12295 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12296 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12297 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12298 mHandler.sendMessage(msg); 12299 } 12300 12301 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12302 PackageParser.Package pkg) { 12303 int size = pkg.activities.size(); 12304 if (size == 0) { 12305 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12306 "No activity, so no need to verify any IntentFilter!"); 12307 return; 12308 } 12309 12310 final boolean hasDomainURLs = hasDomainURLs(pkg); 12311 if (!hasDomainURLs) { 12312 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12313 "No domain URLs, so no need to verify any IntentFilter!"); 12314 return; 12315 } 12316 12317 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12318 + " if any IntentFilter from the " + size 12319 + " Activities needs verification ..."); 12320 12321 int count = 0; 12322 final String packageName = pkg.packageName; 12323 12324 synchronized (mPackages) { 12325 // If this is a new install and we see that we've already run verification for this 12326 // package, we have nothing to do: it means the state was restored from backup. 12327 if (!replacing) { 12328 IntentFilterVerificationInfo ivi = 12329 mSettings.getIntentFilterVerificationLPr(packageName); 12330 if (ivi != null) { 12331 if (DEBUG_DOMAIN_VERIFICATION) { 12332 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12333 + ivi.getStatusString()); 12334 } 12335 return; 12336 } 12337 } 12338 12339 // If any filters need to be verified, then all need to be. 12340 boolean needToVerify = false; 12341 for (PackageParser.Activity a : pkg.activities) { 12342 for (ActivityIntentInfo filter : a.intents) { 12343 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12344 if (DEBUG_DOMAIN_VERIFICATION) { 12345 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12346 } 12347 needToVerify = true; 12348 break; 12349 } 12350 } 12351 } 12352 12353 if (needToVerify) { 12354 final int verificationId = mIntentFilterVerificationToken++; 12355 for (PackageParser.Activity a : pkg.activities) { 12356 for (ActivityIntentInfo filter : a.intents) { 12357 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12358 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12359 "Verification needed for IntentFilter:" + filter.toString()); 12360 mIntentFilterVerifier.addOneIntentFilterVerification( 12361 verifierUid, userId, verificationId, filter, packageName); 12362 count++; 12363 } 12364 } 12365 } 12366 } 12367 } 12368 12369 if (count > 0) { 12370 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12371 + " IntentFilter verification" + (count > 1 ? "s" : "") 12372 + " for userId:" + userId); 12373 mIntentFilterVerifier.startVerifications(userId); 12374 } else { 12375 if (DEBUG_DOMAIN_VERIFICATION) { 12376 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12377 } 12378 } 12379 } 12380 12381 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12382 final ComponentName cn = filter.activity.getComponentName(); 12383 final String packageName = cn.getPackageName(); 12384 12385 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12386 packageName); 12387 if (ivi == null) { 12388 return true; 12389 } 12390 int status = ivi.getStatus(); 12391 switch (status) { 12392 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12393 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12394 return true; 12395 12396 default: 12397 // Nothing to do 12398 return false; 12399 } 12400 } 12401 12402 private static boolean isMultiArch(PackageSetting ps) { 12403 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12404 } 12405 12406 private static boolean isMultiArch(ApplicationInfo info) { 12407 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12408 } 12409 12410 private static boolean isExternal(PackageParser.Package pkg) { 12411 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12412 } 12413 12414 private static boolean isExternal(PackageSetting ps) { 12415 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12416 } 12417 12418 private static boolean isExternal(ApplicationInfo info) { 12419 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12420 } 12421 12422 private static boolean isSystemApp(PackageParser.Package pkg) { 12423 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12424 } 12425 12426 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12427 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12428 } 12429 12430 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12431 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12432 } 12433 12434 private static boolean isSystemApp(PackageSetting ps) { 12435 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12436 } 12437 12438 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12439 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12440 } 12441 12442 private int packageFlagsToInstallFlags(PackageSetting ps) { 12443 int installFlags = 0; 12444 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12445 // This existing package was an external ASEC install when we have 12446 // the external flag without a UUID 12447 installFlags |= PackageManager.INSTALL_EXTERNAL; 12448 } 12449 if (ps.isForwardLocked()) { 12450 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12451 } 12452 return installFlags; 12453 } 12454 12455 private void deleteTempPackageFiles() { 12456 final FilenameFilter filter = new FilenameFilter() { 12457 public boolean accept(File dir, String name) { 12458 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12459 } 12460 }; 12461 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12462 file.delete(); 12463 } 12464 } 12465 12466 @Override 12467 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12468 int flags) { 12469 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12470 flags); 12471 } 12472 12473 @Override 12474 public void deletePackage(final String packageName, 12475 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12476 mContext.enforceCallingOrSelfPermission( 12477 android.Manifest.permission.DELETE_PACKAGES, null); 12478 Preconditions.checkNotNull(packageName); 12479 Preconditions.checkNotNull(observer); 12480 final int uid = Binder.getCallingUid(); 12481 if (UserHandle.getUserId(uid) != userId) { 12482 mContext.enforceCallingPermission( 12483 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12484 "deletePackage for user " + userId); 12485 } 12486 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12487 try { 12488 observer.onPackageDeleted(packageName, 12489 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12490 } catch (RemoteException re) { 12491 } 12492 return; 12493 } 12494 12495 boolean uninstallBlocked = false; 12496 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12497 int[] users = sUserManager.getUserIds(); 12498 for (int i = 0; i < users.length; ++i) { 12499 if (getBlockUninstallForUser(packageName, users[i])) { 12500 uninstallBlocked = true; 12501 break; 12502 } 12503 } 12504 } else { 12505 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12506 } 12507 if (uninstallBlocked) { 12508 try { 12509 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12510 null); 12511 } catch (RemoteException re) { 12512 } 12513 return; 12514 } 12515 12516 if (DEBUG_REMOVE) { 12517 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12518 } 12519 // Queue up an async operation since the package deletion may take a little while. 12520 mHandler.post(new Runnable() { 12521 public void run() { 12522 mHandler.removeCallbacks(this); 12523 final int returnCode = deletePackageX(packageName, userId, flags); 12524 if (observer != null) { 12525 try { 12526 observer.onPackageDeleted(packageName, returnCode, null); 12527 } catch (RemoteException e) { 12528 Log.i(TAG, "Observer no longer exists."); 12529 } //end catch 12530 } //end if 12531 } //end run 12532 }); 12533 } 12534 12535 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12536 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12537 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12538 try { 12539 if (dpm != null) { 12540 if (dpm.isDeviceOwner(packageName)) { 12541 return true; 12542 } 12543 int[] users; 12544 if (userId == UserHandle.USER_ALL) { 12545 users = sUserManager.getUserIds(); 12546 } else { 12547 users = new int[]{userId}; 12548 } 12549 for (int i = 0; i < users.length; ++i) { 12550 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12551 return true; 12552 } 12553 } 12554 } 12555 } catch (RemoteException e) { 12556 } 12557 return false; 12558 } 12559 12560 /** 12561 * This method is an internal method that could be get invoked either 12562 * to delete an installed package or to clean up a failed installation. 12563 * After deleting an installed package, a broadcast is sent to notify any 12564 * listeners that the package has been installed. For cleaning up a failed 12565 * installation, the broadcast is not necessary since the package's 12566 * installation wouldn't have sent the initial broadcast either 12567 * The key steps in deleting a package are 12568 * deleting the package information in internal structures like mPackages, 12569 * deleting the packages base directories through installd 12570 * updating mSettings to reflect current status 12571 * persisting settings for later use 12572 * sending a broadcast if necessary 12573 */ 12574 private int deletePackageX(String packageName, int userId, int flags) { 12575 final PackageRemovedInfo info = new PackageRemovedInfo(); 12576 final boolean res; 12577 12578 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12579 ? UserHandle.ALL : new UserHandle(userId); 12580 12581 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12582 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12583 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12584 } 12585 12586 boolean removedForAllUsers = false; 12587 boolean systemUpdate = false; 12588 12589 // for the uninstall-updates case and restricted profiles, remember the per- 12590 // userhandle installed state 12591 int[] allUsers; 12592 boolean[] perUserInstalled; 12593 synchronized (mPackages) { 12594 PackageSetting ps = mSettings.mPackages.get(packageName); 12595 allUsers = sUserManager.getUserIds(); 12596 perUserInstalled = new boolean[allUsers.length]; 12597 for (int i = 0; i < allUsers.length; i++) { 12598 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12599 } 12600 } 12601 12602 synchronized (mInstallLock) { 12603 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12604 res = deletePackageLI(packageName, removeForUser, 12605 true, allUsers, perUserInstalled, 12606 flags | REMOVE_CHATTY, info, true); 12607 systemUpdate = info.isRemovedPackageSystemUpdate; 12608 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12609 removedForAllUsers = true; 12610 } 12611 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12612 + " removedForAllUsers=" + removedForAllUsers); 12613 } 12614 12615 if (res) { 12616 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12617 12618 // If the removed package was a system update, the old system package 12619 // was re-enabled; we need to broadcast this information 12620 if (systemUpdate) { 12621 Bundle extras = new Bundle(1); 12622 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12623 ? info.removedAppId : info.uid); 12624 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12625 12626 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12627 extras, null, null, null); 12628 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12629 extras, null, null, null); 12630 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12631 null, packageName, null, null); 12632 } 12633 } 12634 // Force a gc here. 12635 Runtime.getRuntime().gc(); 12636 // Delete the resources here after sending the broadcast to let 12637 // other processes clean up before deleting resources. 12638 if (info.args != null) { 12639 synchronized (mInstallLock) { 12640 info.args.doPostDeleteLI(true); 12641 } 12642 } 12643 12644 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12645 } 12646 12647 class PackageRemovedInfo { 12648 String removedPackage; 12649 int uid = -1; 12650 int removedAppId = -1; 12651 int[] removedUsers = null; 12652 boolean isRemovedPackageSystemUpdate = false; 12653 // Clean up resources deleted packages. 12654 InstallArgs args = null; 12655 12656 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12657 Bundle extras = new Bundle(1); 12658 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12659 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12660 if (replacing) { 12661 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12662 } 12663 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12664 if (removedPackage != null) { 12665 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12666 extras, null, null, removedUsers); 12667 if (fullRemove && !replacing) { 12668 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12669 extras, null, null, removedUsers); 12670 } 12671 } 12672 if (removedAppId >= 0) { 12673 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12674 removedUsers); 12675 } 12676 } 12677 } 12678 12679 /* 12680 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12681 * flag is not set, the data directory is removed as well. 12682 * make sure this flag is set for partially installed apps. If not its meaningless to 12683 * delete a partially installed application. 12684 */ 12685 private void removePackageDataLI(PackageSetting ps, 12686 int[] allUserHandles, boolean[] perUserInstalled, 12687 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12688 String packageName = ps.name; 12689 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12690 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12691 // Retrieve object to delete permissions for shared user later on 12692 final PackageSetting deletedPs; 12693 // reader 12694 synchronized (mPackages) { 12695 deletedPs = mSettings.mPackages.get(packageName); 12696 if (outInfo != null) { 12697 outInfo.removedPackage = packageName; 12698 outInfo.removedUsers = deletedPs != null 12699 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12700 : null; 12701 } 12702 } 12703 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12704 removeDataDirsLI(ps.volumeUuid, packageName); 12705 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12706 } 12707 // writer 12708 synchronized (mPackages) { 12709 if (deletedPs != null) { 12710 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12711 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12712 clearDefaultBrowserIfNeeded(packageName); 12713 if (outInfo != null) { 12714 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12715 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12716 } 12717 updatePermissionsLPw(deletedPs.name, null, 0); 12718 if (deletedPs.sharedUser != null) { 12719 // Remove permissions associated with package. Since runtime 12720 // permissions are per user we have to kill the removed package 12721 // or packages running under the shared user of the removed 12722 // package if revoking the permissions requested only by the removed 12723 // package is successful and this causes a change in gids. 12724 for (int userId : UserManagerService.getInstance().getUserIds()) { 12725 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12726 userId); 12727 if (userIdToKill == UserHandle.USER_ALL 12728 || userIdToKill >= UserHandle.USER_OWNER) { 12729 // If gids changed for this user, kill all affected packages. 12730 mHandler.post(new Runnable() { 12731 @Override 12732 public void run() { 12733 // This has to happen with no lock held. 12734 killSettingPackagesForUser(deletedPs, userIdToKill, 12735 KILL_APP_REASON_GIDS_CHANGED); 12736 } 12737 }); 12738 break; 12739 } 12740 } 12741 } 12742 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12743 } 12744 // make sure to preserve per-user disabled state if this removal was just 12745 // a downgrade of a system app to the factory package 12746 if (allUserHandles != null && perUserInstalled != null) { 12747 if (DEBUG_REMOVE) { 12748 Slog.d(TAG, "Propagating install state across downgrade"); 12749 } 12750 for (int i = 0; i < allUserHandles.length; i++) { 12751 if (DEBUG_REMOVE) { 12752 Slog.d(TAG, " user " + allUserHandles[i] 12753 + " => " + perUserInstalled[i]); 12754 } 12755 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12756 } 12757 } 12758 } 12759 // can downgrade to reader 12760 if (writeSettings) { 12761 // Save settings now 12762 mSettings.writeLPr(); 12763 } 12764 } 12765 if (outInfo != null) { 12766 // A user ID was deleted here. Go through all users and remove it 12767 // from KeyStore. 12768 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12769 } 12770 } 12771 12772 static boolean locationIsPrivileged(File path) { 12773 try { 12774 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12775 .getCanonicalPath(); 12776 return path.getCanonicalPath().startsWith(privilegedAppDir); 12777 } catch (IOException e) { 12778 Slog.e(TAG, "Unable to access code path " + path); 12779 } 12780 return false; 12781 } 12782 12783 /* 12784 * Tries to delete system package. 12785 */ 12786 private boolean deleteSystemPackageLI(PackageSetting newPs, 12787 int[] allUserHandles, boolean[] perUserInstalled, 12788 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12789 final boolean applyUserRestrictions 12790 = (allUserHandles != null) && (perUserInstalled != null); 12791 PackageSetting disabledPs = null; 12792 // Confirm if the system package has been updated 12793 // An updated system app can be deleted. This will also have to restore 12794 // the system pkg from system partition 12795 // reader 12796 synchronized (mPackages) { 12797 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12798 } 12799 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12800 + " disabledPs=" + disabledPs); 12801 if (disabledPs == null) { 12802 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12803 return false; 12804 } else if (DEBUG_REMOVE) { 12805 Slog.d(TAG, "Deleting system pkg from data partition"); 12806 } 12807 if (DEBUG_REMOVE) { 12808 if (applyUserRestrictions) { 12809 Slog.d(TAG, "Remembering install states:"); 12810 for (int i = 0; i < allUserHandles.length; i++) { 12811 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12812 } 12813 } 12814 } 12815 // Delete the updated package 12816 outInfo.isRemovedPackageSystemUpdate = true; 12817 if (disabledPs.versionCode < newPs.versionCode) { 12818 // Delete data for downgrades 12819 flags &= ~PackageManager.DELETE_KEEP_DATA; 12820 } else { 12821 // Preserve data by setting flag 12822 flags |= PackageManager.DELETE_KEEP_DATA; 12823 } 12824 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12825 allUserHandles, perUserInstalled, outInfo, writeSettings); 12826 if (!ret) { 12827 return false; 12828 } 12829 // writer 12830 synchronized (mPackages) { 12831 // Reinstate the old system package 12832 mSettings.enableSystemPackageLPw(newPs.name); 12833 // Remove any native libraries from the upgraded package. 12834 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12835 } 12836 // Install the system package 12837 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12838 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12839 if (locationIsPrivileged(disabledPs.codePath)) { 12840 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12841 } 12842 12843 final PackageParser.Package newPkg; 12844 try { 12845 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12846 } catch (PackageManagerException e) { 12847 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12848 return false; 12849 } 12850 12851 // writer 12852 synchronized (mPackages) { 12853 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12854 12855 // Propagate the permissions state as we do want to drop on the floor 12856 // runtime permissions. The update permissions method below will take 12857 // care of removing obsolete permissions and grant install permissions. 12858 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12859 updatePermissionsLPw(newPkg.packageName, newPkg, 12860 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12861 12862 if (applyUserRestrictions) { 12863 if (DEBUG_REMOVE) { 12864 Slog.d(TAG, "Propagating install state across reinstall"); 12865 } 12866 for (int i = 0; i < allUserHandles.length; i++) { 12867 if (DEBUG_REMOVE) { 12868 Slog.d(TAG, " user " + allUserHandles[i] 12869 + " => " + perUserInstalled[i]); 12870 } 12871 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12872 } 12873 // Regardless of writeSettings we need to ensure that this restriction 12874 // state propagation is persisted 12875 mSettings.writeAllUsersPackageRestrictionsLPr(); 12876 } 12877 // can downgrade to reader here 12878 if (writeSettings) { 12879 mSettings.writeLPr(); 12880 } 12881 } 12882 return true; 12883 } 12884 12885 private boolean deleteInstalledPackageLI(PackageSetting ps, 12886 boolean deleteCodeAndResources, int flags, 12887 int[] allUserHandles, boolean[] perUserInstalled, 12888 PackageRemovedInfo outInfo, boolean writeSettings) { 12889 if (outInfo != null) { 12890 outInfo.uid = ps.appId; 12891 } 12892 12893 // Delete package data from internal structures and also remove data if flag is set 12894 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12895 12896 // Delete application code and resources 12897 if (deleteCodeAndResources && (outInfo != null)) { 12898 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12899 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12900 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12901 } 12902 return true; 12903 } 12904 12905 @Override 12906 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12907 int userId) { 12908 mContext.enforceCallingOrSelfPermission( 12909 android.Manifest.permission.DELETE_PACKAGES, null); 12910 synchronized (mPackages) { 12911 PackageSetting ps = mSettings.mPackages.get(packageName); 12912 if (ps == null) { 12913 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12914 return false; 12915 } 12916 if (!ps.getInstalled(userId)) { 12917 // Can't block uninstall for an app that is not installed or enabled. 12918 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12919 return false; 12920 } 12921 ps.setBlockUninstall(blockUninstall, userId); 12922 mSettings.writePackageRestrictionsLPr(userId); 12923 } 12924 return true; 12925 } 12926 12927 @Override 12928 public boolean getBlockUninstallForUser(String packageName, int userId) { 12929 synchronized (mPackages) { 12930 PackageSetting ps = mSettings.mPackages.get(packageName); 12931 if (ps == null) { 12932 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12933 return false; 12934 } 12935 return ps.getBlockUninstall(userId); 12936 } 12937 } 12938 12939 /* 12940 * This method handles package deletion in general 12941 */ 12942 private boolean deletePackageLI(String packageName, UserHandle user, 12943 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12944 int flags, PackageRemovedInfo outInfo, 12945 boolean writeSettings) { 12946 if (packageName == null) { 12947 Slog.w(TAG, "Attempt to delete null packageName."); 12948 return false; 12949 } 12950 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12951 PackageSetting ps; 12952 boolean dataOnly = false; 12953 int removeUser = -1; 12954 int appId = -1; 12955 synchronized (mPackages) { 12956 ps = mSettings.mPackages.get(packageName); 12957 if (ps == null) { 12958 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12959 return false; 12960 } 12961 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12962 && user.getIdentifier() != UserHandle.USER_ALL) { 12963 // The caller is asking that the package only be deleted for a single 12964 // user. To do this, we just mark its uninstalled state and delete 12965 // its data. If this is a system app, we only allow this to happen if 12966 // they have set the special DELETE_SYSTEM_APP which requests different 12967 // semantics than normal for uninstalling system apps. 12968 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12969 ps.setUserState(user.getIdentifier(), 12970 COMPONENT_ENABLED_STATE_DEFAULT, 12971 false, //installed 12972 true, //stopped 12973 true, //notLaunched 12974 false, //hidden 12975 null, null, null, 12976 false, // blockUninstall 12977 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 12978 if (!isSystemApp(ps)) { 12979 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12980 // Other user still have this package installed, so all 12981 // we need to do is clear this user's data and save that 12982 // it is uninstalled. 12983 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12984 removeUser = user.getIdentifier(); 12985 appId = ps.appId; 12986 scheduleWritePackageRestrictionsLocked(removeUser); 12987 } else { 12988 // We need to set it back to 'installed' so the uninstall 12989 // broadcasts will be sent correctly. 12990 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12991 ps.setInstalled(true, user.getIdentifier()); 12992 } 12993 } else { 12994 // This is a system app, so we assume that the 12995 // other users still have this package installed, so all 12996 // we need to do is clear this user's data and save that 12997 // it is uninstalled. 12998 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12999 removeUser = user.getIdentifier(); 13000 appId = ps.appId; 13001 scheduleWritePackageRestrictionsLocked(removeUser); 13002 } 13003 } 13004 } 13005 13006 if (removeUser >= 0) { 13007 // From above, we determined that we are deleting this only 13008 // for a single user. Continue the work here. 13009 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13010 if (outInfo != null) { 13011 outInfo.removedPackage = packageName; 13012 outInfo.removedAppId = appId; 13013 outInfo.removedUsers = new int[] {removeUser}; 13014 } 13015 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13016 removeKeystoreDataIfNeeded(removeUser, appId); 13017 schedulePackageCleaning(packageName, removeUser, false); 13018 synchronized (mPackages) { 13019 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13020 scheduleWritePackageRestrictionsLocked(removeUser); 13021 } 13022 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13023 } 13024 return true; 13025 } 13026 13027 if (dataOnly) { 13028 // Delete application data first 13029 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13030 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13031 return true; 13032 } 13033 13034 boolean ret = false; 13035 if (isSystemApp(ps)) { 13036 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13037 // When an updated system application is deleted we delete the existing resources as well and 13038 // fall back to existing code in system partition 13039 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13040 flags, outInfo, writeSettings); 13041 } else { 13042 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13043 // Kill application pre-emptively especially for apps on sd. 13044 killApplication(packageName, ps.appId, "uninstall pkg"); 13045 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13046 allUserHandles, perUserInstalled, 13047 outInfo, writeSettings); 13048 } 13049 13050 return ret; 13051 } 13052 13053 private final class ClearStorageConnection implements ServiceConnection { 13054 IMediaContainerService mContainerService; 13055 13056 @Override 13057 public void onServiceConnected(ComponentName name, IBinder service) { 13058 synchronized (this) { 13059 mContainerService = IMediaContainerService.Stub.asInterface(service); 13060 notifyAll(); 13061 } 13062 } 13063 13064 @Override 13065 public void onServiceDisconnected(ComponentName name) { 13066 } 13067 } 13068 13069 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13070 final boolean mounted; 13071 if (Environment.isExternalStorageEmulated()) { 13072 mounted = true; 13073 } else { 13074 final String status = Environment.getExternalStorageState(); 13075 13076 mounted = status.equals(Environment.MEDIA_MOUNTED) 13077 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13078 } 13079 13080 if (!mounted) { 13081 return; 13082 } 13083 13084 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13085 int[] users; 13086 if (userId == UserHandle.USER_ALL) { 13087 users = sUserManager.getUserIds(); 13088 } else { 13089 users = new int[] { userId }; 13090 } 13091 final ClearStorageConnection conn = new ClearStorageConnection(); 13092 if (mContext.bindServiceAsUser( 13093 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13094 try { 13095 for (int curUser : users) { 13096 long timeout = SystemClock.uptimeMillis() + 5000; 13097 synchronized (conn) { 13098 long now = SystemClock.uptimeMillis(); 13099 while (conn.mContainerService == null && now < timeout) { 13100 try { 13101 conn.wait(timeout - now); 13102 } catch (InterruptedException e) { 13103 } 13104 } 13105 } 13106 if (conn.mContainerService == null) { 13107 return; 13108 } 13109 13110 final UserEnvironment userEnv = new UserEnvironment(curUser); 13111 clearDirectory(conn.mContainerService, 13112 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13113 if (allData) { 13114 clearDirectory(conn.mContainerService, 13115 userEnv.buildExternalStorageAppDataDirs(packageName)); 13116 clearDirectory(conn.mContainerService, 13117 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13118 } 13119 } 13120 } finally { 13121 mContext.unbindService(conn); 13122 } 13123 } 13124 } 13125 13126 @Override 13127 public void clearApplicationUserData(final String packageName, 13128 final IPackageDataObserver observer, final int userId) { 13129 mContext.enforceCallingOrSelfPermission( 13130 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13131 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13132 // Queue up an async operation since the package deletion may take a little while. 13133 mHandler.post(new Runnable() { 13134 public void run() { 13135 mHandler.removeCallbacks(this); 13136 final boolean succeeded; 13137 synchronized (mInstallLock) { 13138 succeeded = clearApplicationUserDataLI(packageName, userId); 13139 } 13140 clearExternalStorageDataSync(packageName, userId, true); 13141 if (succeeded) { 13142 // invoke DeviceStorageMonitor's update method to clear any notifications 13143 DeviceStorageMonitorInternal 13144 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13145 if (dsm != null) { 13146 dsm.checkMemory(); 13147 } 13148 } 13149 if(observer != null) { 13150 try { 13151 observer.onRemoveCompleted(packageName, succeeded); 13152 } catch (RemoteException e) { 13153 Log.i(TAG, "Observer no longer exists."); 13154 } 13155 } //end if observer 13156 } //end run 13157 }); 13158 } 13159 13160 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13161 if (packageName == null) { 13162 Slog.w(TAG, "Attempt to delete null packageName."); 13163 return false; 13164 } 13165 13166 // Try finding details about the requested package 13167 PackageParser.Package pkg; 13168 synchronized (mPackages) { 13169 pkg = mPackages.get(packageName); 13170 if (pkg == null) { 13171 final PackageSetting ps = mSettings.mPackages.get(packageName); 13172 if (ps != null) { 13173 pkg = ps.pkg; 13174 } 13175 } 13176 13177 if (pkg == null) { 13178 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13179 return false; 13180 } 13181 13182 PackageSetting ps = (PackageSetting) pkg.mExtras; 13183 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13184 } 13185 13186 // Always delete data directories for package, even if we found no other 13187 // record of app. This helps users recover from UID mismatches without 13188 // resorting to a full data wipe. 13189 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13190 if (retCode < 0) { 13191 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13192 return false; 13193 } 13194 13195 final int appId = pkg.applicationInfo.uid; 13196 removeKeystoreDataIfNeeded(userId, appId); 13197 13198 // Create a native library symlink only if we have native libraries 13199 // and if the native libraries are 32 bit libraries. We do not provide 13200 // this symlink for 64 bit libraries. 13201 if (pkg.applicationInfo.primaryCpuAbi != null && 13202 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13203 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13204 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13205 nativeLibPath, userId) < 0) { 13206 Slog.w(TAG, "Failed linking native library dir"); 13207 return false; 13208 } 13209 } 13210 13211 return true; 13212 } 13213 13214 /** 13215 * Reverts user permission state changes (permissions and flags). 13216 * 13217 * @param ps The package for which to reset. 13218 * @param userId The device user for which to do a reset. 13219 */ 13220 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13221 final PackageSetting ps, final int userId) { 13222 if (ps.pkg == null) { 13223 return; 13224 } 13225 13226 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13227 | FLAG_PERMISSION_USER_FIXED 13228 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13229 13230 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13231 | FLAG_PERMISSION_POLICY_FIXED; 13232 13233 boolean writeInstallPermissions = false; 13234 boolean writeRuntimePermissions = false; 13235 13236 final int permissionCount = ps.pkg.requestedPermissions.size(); 13237 for (int i = 0; i < permissionCount; i++) { 13238 String permission = ps.pkg.requestedPermissions.get(i); 13239 13240 BasePermission bp = mSettings.mPermissions.get(permission); 13241 if (bp == null) { 13242 continue; 13243 } 13244 13245 // If shared user we just reset the state to which only this app contributed. 13246 if (ps.sharedUser != null) { 13247 boolean used = false; 13248 final int packageCount = ps.sharedUser.packages.size(); 13249 for (int j = 0; j < packageCount; j++) { 13250 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13251 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13252 && pkg.pkg.requestedPermissions.contains(permission)) { 13253 used = true; 13254 break; 13255 } 13256 } 13257 if (used) { 13258 continue; 13259 } 13260 } 13261 13262 PermissionsState permissionsState = ps.getPermissionsState(); 13263 13264 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13265 13266 // Always clear the user settable flags. 13267 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13268 bp.name) != null; 13269 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13270 if (hasInstallState) { 13271 writeInstallPermissions = true; 13272 } else { 13273 writeRuntimePermissions = true; 13274 } 13275 } 13276 13277 // Below is only runtime permission handling. 13278 if (!bp.isRuntime()) { 13279 continue; 13280 } 13281 13282 // Never clobber system or policy. 13283 if ((oldFlags & policyOrSystemFlags) != 0) { 13284 continue; 13285 } 13286 13287 // If this permission was granted by default, make sure it is. 13288 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13289 if (permissionsState.grantRuntimePermission(bp, userId) 13290 != PERMISSION_OPERATION_FAILURE) { 13291 writeRuntimePermissions = true; 13292 } 13293 } else { 13294 // Otherwise, reset the permission. 13295 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13296 switch (revokeResult) { 13297 case PERMISSION_OPERATION_SUCCESS: { 13298 writeRuntimePermissions = true; 13299 } break; 13300 13301 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13302 writeRuntimePermissions = true; 13303 // If gids changed for this user, kill all affected packages. 13304 mHandler.post(new Runnable() { 13305 @Override 13306 public void run() { 13307 // This has to happen with no lock held. 13308 killSettingPackagesForUser(ps, userId, 13309 KILL_APP_REASON_GIDS_CHANGED); 13310 } 13311 }); 13312 } break; 13313 } 13314 } 13315 } 13316 13317 // Synchronously write as we are taking permissions away. 13318 if (writeRuntimePermissions) { 13319 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13320 } 13321 13322 // Synchronously write as we are taking permissions away. 13323 if (writeInstallPermissions) { 13324 mSettings.writeLPr(); 13325 } 13326 } 13327 13328 /** 13329 * Remove entries from the keystore daemon. Will only remove it if the 13330 * {@code appId} is valid. 13331 */ 13332 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13333 if (appId < 0) { 13334 return; 13335 } 13336 13337 final KeyStore keyStore = KeyStore.getInstance(); 13338 if (keyStore != null) { 13339 if (userId == UserHandle.USER_ALL) { 13340 for (final int individual : sUserManager.getUserIds()) { 13341 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13342 } 13343 } else { 13344 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13345 } 13346 } else { 13347 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13348 } 13349 } 13350 13351 @Override 13352 public void deleteApplicationCacheFiles(final String packageName, 13353 final IPackageDataObserver observer) { 13354 mContext.enforceCallingOrSelfPermission( 13355 android.Manifest.permission.DELETE_CACHE_FILES, null); 13356 // Queue up an async operation since the package deletion may take a little while. 13357 final int userId = UserHandle.getCallingUserId(); 13358 mHandler.post(new Runnable() { 13359 public void run() { 13360 mHandler.removeCallbacks(this); 13361 final boolean succeded; 13362 synchronized (mInstallLock) { 13363 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13364 } 13365 clearExternalStorageDataSync(packageName, userId, false); 13366 if (observer != null) { 13367 try { 13368 observer.onRemoveCompleted(packageName, succeded); 13369 } catch (RemoteException e) { 13370 Log.i(TAG, "Observer no longer exists."); 13371 } 13372 } //end if observer 13373 } //end run 13374 }); 13375 } 13376 13377 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13378 if (packageName == null) { 13379 Slog.w(TAG, "Attempt to delete null packageName."); 13380 return false; 13381 } 13382 PackageParser.Package p; 13383 synchronized (mPackages) { 13384 p = mPackages.get(packageName); 13385 } 13386 if (p == null) { 13387 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13388 return false; 13389 } 13390 final ApplicationInfo applicationInfo = p.applicationInfo; 13391 if (applicationInfo == null) { 13392 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13393 return false; 13394 } 13395 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13396 if (retCode < 0) { 13397 Slog.w(TAG, "Couldn't remove cache files for package: " 13398 + packageName + " u" + userId); 13399 return false; 13400 } 13401 return true; 13402 } 13403 13404 @Override 13405 public void getPackageSizeInfo(final String packageName, int userHandle, 13406 final IPackageStatsObserver observer) { 13407 mContext.enforceCallingOrSelfPermission( 13408 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13409 if (packageName == null) { 13410 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13411 } 13412 13413 PackageStats stats = new PackageStats(packageName, userHandle); 13414 13415 /* 13416 * Queue up an async operation since the package measurement may take a 13417 * little while. 13418 */ 13419 Message msg = mHandler.obtainMessage(INIT_COPY); 13420 msg.obj = new MeasureParams(stats, observer); 13421 mHandler.sendMessage(msg); 13422 } 13423 13424 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13425 PackageStats pStats) { 13426 if (packageName == null) { 13427 Slog.w(TAG, "Attempt to get size of null packageName."); 13428 return false; 13429 } 13430 PackageParser.Package p; 13431 boolean dataOnly = false; 13432 String libDirRoot = null; 13433 String asecPath = null; 13434 PackageSetting ps = null; 13435 synchronized (mPackages) { 13436 p = mPackages.get(packageName); 13437 ps = mSettings.mPackages.get(packageName); 13438 if(p == null) { 13439 dataOnly = true; 13440 if((ps == null) || (ps.pkg == null)) { 13441 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13442 return false; 13443 } 13444 p = ps.pkg; 13445 } 13446 if (ps != null) { 13447 libDirRoot = ps.legacyNativeLibraryPathString; 13448 } 13449 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13450 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13451 if (secureContainerId != null) { 13452 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13453 } 13454 } 13455 } 13456 String publicSrcDir = null; 13457 if(!dataOnly) { 13458 final ApplicationInfo applicationInfo = p.applicationInfo; 13459 if (applicationInfo == null) { 13460 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13461 return false; 13462 } 13463 if (p.isForwardLocked()) { 13464 publicSrcDir = applicationInfo.getBaseResourcePath(); 13465 } 13466 } 13467 // TODO: extend to measure size of split APKs 13468 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13469 // not just the first level. 13470 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13471 // just the primary. 13472 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13473 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13474 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13475 if (res < 0) { 13476 return false; 13477 } 13478 13479 // Fix-up for forward-locked applications in ASEC containers. 13480 if (!isExternal(p)) { 13481 pStats.codeSize += pStats.externalCodeSize; 13482 pStats.externalCodeSize = 0L; 13483 } 13484 13485 return true; 13486 } 13487 13488 13489 @Override 13490 public void addPackageToPreferred(String packageName) { 13491 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13492 } 13493 13494 @Override 13495 public void removePackageFromPreferred(String packageName) { 13496 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13497 } 13498 13499 @Override 13500 public List<PackageInfo> getPreferredPackages(int flags) { 13501 return new ArrayList<PackageInfo>(); 13502 } 13503 13504 private int getUidTargetSdkVersionLockedLPr(int uid) { 13505 Object obj = mSettings.getUserIdLPr(uid); 13506 if (obj instanceof SharedUserSetting) { 13507 final SharedUserSetting sus = (SharedUserSetting) obj; 13508 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13509 final Iterator<PackageSetting> it = sus.packages.iterator(); 13510 while (it.hasNext()) { 13511 final PackageSetting ps = it.next(); 13512 if (ps.pkg != null) { 13513 int v = ps.pkg.applicationInfo.targetSdkVersion; 13514 if (v < vers) vers = v; 13515 } 13516 } 13517 return vers; 13518 } else if (obj instanceof PackageSetting) { 13519 final PackageSetting ps = (PackageSetting) obj; 13520 if (ps.pkg != null) { 13521 return ps.pkg.applicationInfo.targetSdkVersion; 13522 } 13523 } 13524 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13525 } 13526 13527 @Override 13528 public void addPreferredActivity(IntentFilter filter, int match, 13529 ComponentName[] set, ComponentName activity, int userId) { 13530 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13531 "Adding preferred"); 13532 } 13533 13534 private void addPreferredActivityInternal(IntentFilter filter, int match, 13535 ComponentName[] set, ComponentName activity, boolean always, int userId, 13536 String opname) { 13537 // writer 13538 int callingUid = Binder.getCallingUid(); 13539 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13540 if (filter.countActions() == 0) { 13541 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13542 return; 13543 } 13544 synchronized (mPackages) { 13545 if (mContext.checkCallingOrSelfPermission( 13546 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13547 != PackageManager.PERMISSION_GRANTED) { 13548 if (getUidTargetSdkVersionLockedLPr(callingUid) 13549 < Build.VERSION_CODES.FROYO) { 13550 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13551 + callingUid); 13552 return; 13553 } 13554 mContext.enforceCallingOrSelfPermission( 13555 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13556 } 13557 13558 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13559 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13560 + userId + ":"); 13561 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13562 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13563 scheduleWritePackageRestrictionsLocked(userId); 13564 } 13565 } 13566 13567 @Override 13568 public void replacePreferredActivity(IntentFilter filter, int match, 13569 ComponentName[] set, ComponentName activity, int userId) { 13570 if (filter.countActions() != 1) { 13571 throw new IllegalArgumentException( 13572 "replacePreferredActivity expects filter to have only 1 action."); 13573 } 13574 if (filter.countDataAuthorities() != 0 13575 || filter.countDataPaths() != 0 13576 || filter.countDataSchemes() > 1 13577 || filter.countDataTypes() != 0) { 13578 throw new IllegalArgumentException( 13579 "replacePreferredActivity expects filter to have no data authorities, " + 13580 "paths, or types; and at most one scheme."); 13581 } 13582 13583 final int callingUid = Binder.getCallingUid(); 13584 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13585 synchronized (mPackages) { 13586 if (mContext.checkCallingOrSelfPermission( 13587 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13588 != PackageManager.PERMISSION_GRANTED) { 13589 if (getUidTargetSdkVersionLockedLPr(callingUid) 13590 < Build.VERSION_CODES.FROYO) { 13591 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13592 + Binder.getCallingUid()); 13593 return; 13594 } 13595 mContext.enforceCallingOrSelfPermission( 13596 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13597 } 13598 13599 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13600 if (pir != null) { 13601 // Get all of the existing entries that exactly match this filter. 13602 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13603 if (existing != null && existing.size() == 1) { 13604 PreferredActivity cur = existing.get(0); 13605 if (DEBUG_PREFERRED) { 13606 Slog.i(TAG, "Checking replace of preferred:"); 13607 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13608 if (!cur.mPref.mAlways) { 13609 Slog.i(TAG, " -- CUR; not mAlways!"); 13610 } else { 13611 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13612 Slog.i(TAG, " -- CUR: mSet=" 13613 + Arrays.toString(cur.mPref.mSetComponents)); 13614 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13615 Slog.i(TAG, " -- NEW: mMatch=" 13616 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13617 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13618 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13619 } 13620 } 13621 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13622 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13623 && cur.mPref.sameSet(set)) { 13624 // Setting the preferred activity to what it happens to be already 13625 if (DEBUG_PREFERRED) { 13626 Slog.i(TAG, "Replacing with same preferred activity " 13627 + cur.mPref.mShortComponent + " for user " 13628 + userId + ":"); 13629 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13630 } 13631 return; 13632 } 13633 } 13634 13635 if (existing != null) { 13636 if (DEBUG_PREFERRED) { 13637 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13638 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13639 } 13640 for (int i = 0; i < existing.size(); i++) { 13641 PreferredActivity pa = existing.get(i); 13642 if (DEBUG_PREFERRED) { 13643 Slog.i(TAG, "Removing existing preferred activity " 13644 + pa.mPref.mComponent + ":"); 13645 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13646 } 13647 pir.removeFilter(pa); 13648 } 13649 } 13650 } 13651 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13652 "Replacing preferred"); 13653 } 13654 } 13655 13656 @Override 13657 public void clearPackagePreferredActivities(String packageName) { 13658 final int uid = Binder.getCallingUid(); 13659 // writer 13660 synchronized (mPackages) { 13661 PackageParser.Package pkg = mPackages.get(packageName); 13662 if (pkg == null || pkg.applicationInfo.uid != uid) { 13663 if (mContext.checkCallingOrSelfPermission( 13664 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13665 != PackageManager.PERMISSION_GRANTED) { 13666 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13667 < Build.VERSION_CODES.FROYO) { 13668 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13669 + Binder.getCallingUid()); 13670 return; 13671 } 13672 mContext.enforceCallingOrSelfPermission( 13673 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13674 } 13675 } 13676 13677 int user = UserHandle.getCallingUserId(); 13678 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13679 scheduleWritePackageRestrictionsLocked(user); 13680 } 13681 } 13682 } 13683 13684 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13685 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13686 ArrayList<PreferredActivity> removed = null; 13687 boolean changed = false; 13688 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13689 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13690 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13691 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13692 continue; 13693 } 13694 Iterator<PreferredActivity> it = pir.filterIterator(); 13695 while (it.hasNext()) { 13696 PreferredActivity pa = it.next(); 13697 // Mark entry for removal only if it matches the package name 13698 // and the entry is of type "always". 13699 if (packageName == null || 13700 (pa.mPref.mComponent.getPackageName().equals(packageName) 13701 && pa.mPref.mAlways)) { 13702 if (removed == null) { 13703 removed = new ArrayList<PreferredActivity>(); 13704 } 13705 removed.add(pa); 13706 } 13707 } 13708 if (removed != null) { 13709 for (int j=0; j<removed.size(); j++) { 13710 PreferredActivity pa = removed.get(j); 13711 pir.removeFilter(pa); 13712 } 13713 changed = true; 13714 } 13715 } 13716 return changed; 13717 } 13718 13719 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13720 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13721 if (userId == UserHandle.USER_ALL) { 13722 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13723 sUserManager.getUserIds())) { 13724 for (int oneUserId : sUserManager.getUserIds()) { 13725 scheduleWritePackageRestrictionsLocked(oneUserId); 13726 } 13727 } 13728 } else { 13729 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13730 scheduleWritePackageRestrictionsLocked(userId); 13731 } 13732 } 13733 } 13734 13735 13736 void clearDefaultBrowserIfNeeded(String packageName) { 13737 for (int oneUserId : sUserManager.getUserIds()) { 13738 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13739 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13740 if (packageName.equals(defaultBrowserPackageName)) { 13741 setDefaultBrowserPackageName(null, oneUserId); 13742 } 13743 } 13744 } 13745 13746 @Override 13747 public void resetPreferredActivities(int userId) { 13748 mContext.enforceCallingOrSelfPermission( 13749 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13750 // writer 13751 synchronized (mPackages) { 13752 clearPackagePreferredActivitiesLPw(null, userId); 13753 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13754 applyFactoryDefaultBrowserLPw(userId); 13755 primeDomainVerificationsLPw(userId); 13756 13757 scheduleWritePackageRestrictionsLocked(userId); 13758 } 13759 } 13760 13761 @Override 13762 public int getPreferredActivities(List<IntentFilter> outFilters, 13763 List<ComponentName> outActivities, String packageName) { 13764 13765 int num = 0; 13766 final int userId = UserHandle.getCallingUserId(); 13767 // reader 13768 synchronized (mPackages) { 13769 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13770 if (pir != null) { 13771 final Iterator<PreferredActivity> it = pir.filterIterator(); 13772 while (it.hasNext()) { 13773 final PreferredActivity pa = it.next(); 13774 if (packageName == null 13775 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13776 && pa.mPref.mAlways)) { 13777 if (outFilters != null) { 13778 outFilters.add(new IntentFilter(pa)); 13779 } 13780 if (outActivities != null) { 13781 outActivities.add(pa.mPref.mComponent); 13782 } 13783 } 13784 } 13785 } 13786 } 13787 13788 return num; 13789 } 13790 13791 @Override 13792 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13793 int userId) { 13794 int callingUid = Binder.getCallingUid(); 13795 if (callingUid != Process.SYSTEM_UID) { 13796 throw new SecurityException( 13797 "addPersistentPreferredActivity can only be run by the system"); 13798 } 13799 if (filter.countActions() == 0) { 13800 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13801 return; 13802 } 13803 synchronized (mPackages) { 13804 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13805 " :"); 13806 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13807 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13808 new PersistentPreferredActivity(filter, activity)); 13809 scheduleWritePackageRestrictionsLocked(userId); 13810 } 13811 } 13812 13813 @Override 13814 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13815 int callingUid = Binder.getCallingUid(); 13816 if (callingUid != Process.SYSTEM_UID) { 13817 throw new SecurityException( 13818 "clearPackagePersistentPreferredActivities can only be run by the system"); 13819 } 13820 ArrayList<PersistentPreferredActivity> removed = null; 13821 boolean changed = false; 13822 synchronized (mPackages) { 13823 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13824 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13825 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13826 .valueAt(i); 13827 if (userId != thisUserId) { 13828 continue; 13829 } 13830 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13831 while (it.hasNext()) { 13832 PersistentPreferredActivity ppa = it.next(); 13833 // Mark entry for removal only if it matches the package name. 13834 if (ppa.mComponent.getPackageName().equals(packageName)) { 13835 if (removed == null) { 13836 removed = new ArrayList<PersistentPreferredActivity>(); 13837 } 13838 removed.add(ppa); 13839 } 13840 } 13841 if (removed != null) { 13842 for (int j=0; j<removed.size(); j++) { 13843 PersistentPreferredActivity ppa = removed.get(j); 13844 ppir.removeFilter(ppa); 13845 } 13846 changed = true; 13847 } 13848 } 13849 13850 if (changed) { 13851 scheduleWritePackageRestrictionsLocked(userId); 13852 } 13853 } 13854 } 13855 13856 /** 13857 * Common machinery for picking apart a restored XML blob and passing 13858 * it to a caller-supplied functor to be applied to the running system. 13859 */ 13860 private void restoreFromXml(XmlPullParser parser, int userId, 13861 String expectedStartTag, BlobXmlRestorer functor) 13862 throws IOException, XmlPullParserException { 13863 int type; 13864 while ((type = parser.next()) != XmlPullParser.START_TAG 13865 && type != XmlPullParser.END_DOCUMENT) { 13866 } 13867 if (type != XmlPullParser.START_TAG) { 13868 // oops didn't find a start tag?! 13869 if (DEBUG_BACKUP) { 13870 Slog.e(TAG, "Didn't find start tag during restore"); 13871 } 13872 return; 13873 } 13874 13875 // this is supposed to be TAG_PREFERRED_BACKUP 13876 if (!expectedStartTag.equals(parser.getName())) { 13877 if (DEBUG_BACKUP) { 13878 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13879 } 13880 return; 13881 } 13882 13883 // skip interfering stuff, then we're aligned with the backing implementation 13884 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13885 functor.apply(parser, userId); 13886 } 13887 13888 private interface BlobXmlRestorer { 13889 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13890 } 13891 13892 /** 13893 * Non-Binder method, support for the backup/restore mechanism: write the 13894 * full set of preferred activities in its canonical XML format. Returns the 13895 * XML output as a byte array, or null if there is none. 13896 */ 13897 @Override 13898 public byte[] getPreferredActivityBackup(int userId) { 13899 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13900 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13901 } 13902 13903 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13904 try { 13905 final XmlSerializer serializer = new FastXmlSerializer(); 13906 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13907 serializer.startDocument(null, true); 13908 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13909 13910 synchronized (mPackages) { 13911 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13912 } 13913 13914 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13915 serializer.endDocument(); 13916 serializer.flush(); 13917 } catch (Exception e) { 13918 if (DEBUG_BACKUP) { 13919 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13920 } 13921 return null; 13922 } 13923 13924 return dataStream.toByteArray(); 13925 } 13926 13927 @Override 13928 public void restorePreferredActivities(byte[] backup, int userId) { 13929 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13930 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13931 } 13932 13933 try { 13934 final XmlPullParser parser = Xml.newPullParser(); 13935 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13936 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13937 new BlobXmlRestorer() { 13938 @Override 13939 public void apply(XmlPullParser parser, int userId) 13940 throws XmlPullParserException, IOException { 13941 synchronized (mPackages) { 13942 mSettings.readPreferredActivitiesLPw(parser, userId); 13943 } 13944 } 13945 } ); 13946 } catch (Exception e) { 13947 if (DEBUG_BACKUP) { 13948 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13949 } 13950 } 13951 } 13952 13953 /** 13954 * Non-Binder method, support for the backup/restore mechanism: write the 13955 * default browser (etc) settings in its canonical XML format. Returns the default 13956 * browser XML representation as a byte array, or null if there is none. 13957 */ 13958 @Override 13959 public byte[] getDefaultAppsBackup(int userId) { 13960 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13961 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13962 } 13963 13964 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13965 try { 13966 final XmlSerializer serializer = new FastXmlSerializer(); 13967 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13968 serializer.startDocument(null, true); 13969 serializer.startTag(null, TAG_DEFAULT_APPS); 13970 13971 synchronized (mPackages) { 13972 mSettings.writeDefaultAppsLPr(serializer, userId); 13973 } 13974 13975 serializer.endTag(null, TAG_DEFAULT_APPS); 13976 serializer.endDocument(); 13977 serializer.flush(); 13978 } catch (Exception e) { 13979 if (DEBUG_BACKUP) { 13980 Slog.e(TAG, "Unable to write default apps for backup", e); 13981 } 13982 return null; 13983 } 13984 13985 return dataStream.toByteArray(); 13986 } 13987 13988 @Override 13989 public void restoreDefaultApps(byte[] backup, int userId) { 13990 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13991 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13992 } 13993 13994 try { 13995 final XmlPullParser parser = Xml.newPullParser(); 13996 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13997 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13998 new BlobXmlRestorer() { 13999 @Override 14000 public void apply(XmlPullParser parser, int userId) 14001 throws XmlPullParserException, IOException { 14002 synchronized (mPackages) { 14003 mSettings.readDefaultAppsLPw(parser, userId); 14004 } 14005 } 14006 } ); 14007 } catch (Exception e) { 14008 if (DEBUG_BACKUP) { 14009 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14010 } 14011 } 14012 } 14013 14014 @Override 14015 public byte[] getIntentFilterVerificationBackup(int userId) { 14016 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14017 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14018 } 14019 14020 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14021 try { 14022 final XmlSerializer serializer = new FastXmlSerializer(); 14023 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14024 serializer.startDocument(null, true); 14025 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14026 14027 synchronized (mPackages) { 14028 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14029 } 14030 14031 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14032 serializer.endDocument(); 14033 serializer.flush(); 14034 } catch (Exception e) { 14035 if (DEBUG_BACKUP) { 14036 Slog.e(TAG, "Unable to write default apps for backup", e); 14037 } 14038 return null; 14039 } 14040 14041 return dataStream.toByteArray(); 14042 } 14043 14044 @Override 14045 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14046 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14047 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14048 } 14049 14050 try { 14051 final XmlPullParser parser = Xml.newPullParser(); 14052 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14053 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14054 new BlobXmlRestorer() { 14055 @Override 14056 public void apply(XmlPullParser parser, int userId) 14057 throws XmlPullParserException, IOException { 14058 synchronized (mPackages) { 14059 mSettings.readAllDomainVerificationsLPr(parser, userId); 14060 mSettings.writeLPr(); 14061 } 14062 } 14063 } ); 14064 } catch (Exception e) { 14065 if (DEBUG_BACKUP) { 14066 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14067 } 14068 } 14069 } 14070 14071 @Override 14072 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14073 int sourceUserId, int targetUserId, int flags) { 14074 mContext.enforceCallingOrSelfPermission( 14075 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14076 int callingUid = Binder.getCallingUid(); 14077 enforceOwnerRights(ownerPackage, callingUid); 14078 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14079 if (intentFilter.countActions() == 0) { 14080 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14081 return; 14082 } 14083 synchronized (mPackages) { 14084 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14085 ownerPackage, targetUserId, flags); 14086 CrossProfileIntentResolver resolver = 14087 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14088 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14089 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14090 if (existing != null) { 14091 int size = existing.size(); 14092 for (int i = 0; i < size; i++) { 14093 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14094 return; 14095 } 14096 } 14097 } 14098 resolver.addFilter(newFilter); 14099 scheduleWritePackageRestrictionsLocked(sourceUserId); 14100 } 14101 } 14102 14103 @Override 14104 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14105 mContext.enforceCallingOrSelfPermission( 14106 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14107 int callingUid = Binder.getCallingUid(); 14108 enforceOwnerRights(ownerPackage, callingUid); 14109 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14110 synchronized (mPackages) { 14111 CrossProfileIntentResolver resolver = 14112 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14113 ArraySet<CrossProfileIntentFilter> set = 14114 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14115 for (CrossProfileIntentFilter filter : set) { 14116 if (filter.getOwnerPackage().equals(ownerPackage)) { 14117 resolver.removeFilter(filter); 14118 } 14119 } 14120 scheduleWritePackageRestrictionsLocked(sourceUserId); 14121 } 14122 } 14123 14124 // Enforcing that callingUid is owning pkg on userId 14125 private void enforceOwnerRights(String pkg, int callingUid) { 14126 // The system owns everything. 14127 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14128 return; 14129 } 14130 int callingUserId = UserHandle.getUserId(callingUid); 14131 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14132 if (pi == null) { 14133 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14134 + callingUserId); 14135 } 14136 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14137 throw new SecurityException("Calling uid " + callingUid 14138 + " does not own package " + pkg); 14139 } 14140 } 14141 14142 @Override 14143 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14144 Intent intent = new Intent(Intent.ACTION_MAIN); 14145 intent.addCategory(Intent.CATEGORY_HOME); 14146 14147 final int callingUserId = UserHandle.getCallingUserId(); 14148 List<ResolveInfo> list = queryIntentActivities(intent, null, 14149 PackageManager.GET_META_DATA, callingUserId); 14150 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14151 true, false, false, callingUserId); 14152 14153 allHomeCandidates.clear(); 14154 if (list != null) { 14155 for (ResolveInfo ri : list) { 14156 allHomeCandidates.add(ri); 14157 } 14158 } 14159 return (preferred == null || preferred.activityInfo == null) 14160 ? null 14161 : new ComponentName(preferred.activityInfo.packageName, 14162 preferred.activityInfo.name); 14163 } 14164 14165 @Override 14166 public void setApplicationEnabledSetting(String appPackageName, 14167 int newState, int flags, int userId, String callingPackage) { 14168 if (!sUserManager.exists(userId)) return; 14169 if (callingPackage == null) { 14170 callingPackage = Integer.toString(Binder.getCallingUid()); 14171 } 14172 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14173 } 14174 14175 @Override 14176 public void setComponentEnabledSetting(ComponentName componentName, 14177 int newState, int flags, int userId) { 14178 if (!sUserManager.exists(userId)) return; 14179 setEnabledSetting(componentName.getPackageName(), 14180 componentName.getClassName(), newState, flags, userId, null); 14181 } 14182 14183 private void setEnabledSetting(final String packageName, String className, int newState, 14184 final int flags, int userId, String callingPackage) { 14185 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14186 || newState == COMPONENT_ENABLED_STATE_ENABLED 14187 || newState == COMPONENT_ENABLED_STATE_DISABLED 14188 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14189 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14190 throw new IllegalArgumentException("Invalid new component state: " 14191 + newState); 14192 } 14193 PackageSetting pkgSetting; 14194 final int uid = Binder.getCallingUid(); 14195 final int permission = mContext.checkCallingOrSelfPermission( 14196 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14197 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14198 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14199 boolean sendNow = false; 14200 boolean isApp = (className == null); 14201 String componentName = isApp ? packageName : className; 14202 int packageUid = -1; 14203 ArrayList<String> components; 14204 14205 // writer 14206 synchronized (mPackages) { 14207 pkgSetting = mSettings.mPackages.get(packageName); 14208 if (pkgSetting == null) { 14209 if (className == null) { 14210 throw new IllegalArgumentException( 14211 "Unknown package: " + packageName); 14212 } 14213 throw new IllegalArgumentException( 14214 "Unknown component: " + packageName 14215 + "/" + className); 14216 } 14217 // Allow root and verify that userId is not being specified by a different user 14218 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14219 throw new SecurityException( 14220 "Permission Denial: attempt to change component state from pid=" 14221 + Binder.getCallingPid() 14222 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14223 } 14224 if (className == null) { 14225 // We're dealing with an application/package level state change 14226 if (pkgSetting.getEnabled(userId) == newState) { 14227 // Nothing to do 14228 return; 14229 } 14230 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14231 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14232 // Don't care about who enables an app. 14233 callingPackage = null; 14234 } 14235 pkgSetting.setEnabled(newState, userId, callingPackage); 14236 // pkgSetting.pkg.mSetEnabled = newState; 14237 } else { 14238 // We're dealing with a component level state change 14239 // First, verify that this is a valid class name. 14240 PackageParser.Package pkg = pkgSetting.pkg; 14241 if (pkg == null || !pkg.hasComponentClassName(className)) { 14242 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14243 throw new IllegalArgumentException("Component class " + className 14244 + " does not exist in " + packageName); 14245 } else { 14246 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14247 + className + " does not exist in " + packageName); 14248 } 14249 } 14250 switch (newState) { 14251 case COMPONENT_ENABLED_STATE_ENABLED: 14252 if (!pkgSetting.enableComponentLPw(className, userId)) { 14253 return; 14254 } 14255 break; 14256 case COMPONENT_ENABLED_STATE_DISABLED: 14257 if (!pkgSetting.disableComponentLPw(className, userId)) { 14258 return; 14259 } 14260 break; 14261 case COMPONENT_ENABLED_STATE_DEFAULT: 14262 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14263 return; 14264 } 14265 break; 14266 default: 14267 Slog.e(TAG, "Invalid new component state: " + newState); 14268 return; 14269 } 14270 } 14271 scheduleWritePackageRestrictionsLocked(userId); 14272 components = mPendingBroadcasts.get(userId, packageName); 14273 final boolean newPackage = components == null; 14274 if (newPackage) { 14275 components = new ArrayList<String>(); 14276 } 14277 if (!components.contains(componentName)) { 14278 components.add(componentName); 14279 } 14280 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14281 sendNow = true; 14282 // Purge entry from pending broadcast list if another one exists already 14283 // since we are sending one right away. 14284 mPendingBroadcasts.remove(userId, packageName); 14285 } else { 14286 if (newPackage) { 14287 mPendingBroadcasts.put(userId, packageName, components); 14288 } 14289 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14290 // Schedule a message 14291 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14292 } 14293 } 14294 } 14295 14296 long callingId = Binder.clearCallingIdentity(); 14297 try { 14298 if (sendNow) { 14299 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14300 sendPackageChangedBroadcast(packageName, 14301 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14302 } 14303 } finally { 14304 Binder.restoreCallingIdentity(callingId); 14305 } 14306 } 14307 14308 private void sendPackageChangedBroadcast(String packageName, 14309 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14310 if (DEBUG_INSTALL) 14311 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14312 + componentNames); 14313 Bundle extras = new Bundle(4); 14314 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14315 String nameList[] = new String[componentNames.size()]; 14316 componentNames.toArray(nameList); 14317 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14318 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14319 extras.putInt(Intent.EXTRA_UID, packageUid); 14320 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14321 new int[] {UserHandle.getUserId(packageUid)}); 14322 } 14323 14324 @Override 14325 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14326 if (!sUserManager.exists(userId)) return; 14327 final int uid = Binder.getCallingUid(); 14328 final int permission = mContext.checkCallingOrSelfPermission( 14329 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14330 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14331 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14332 // writer 14333 synchronized (mPackages) { 14334 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14335 allowedByPermission, uid, userId)) { 14336 scheduleWritePackageRestrictionsLocked(userId); 14337 } 14338 } 14339 } 14340 14341 @Override 14342 public String getInstallerPackageName(String packageName) { 14343 // reader 14344 synchronized (mPackages) { 14345 return mSettings.getInstallerPackageNameLPr(packageName); 14346 } 14347 } 14348 14349 @Override 14350 public int getApplicationEnabledSetting(String packageName, int userId) { 14351 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14352 int uid = Binder.getCallingUid(); 14353 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14354 // reader 14355 synchronized (mPackages) { 14356 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14357 } 14358 } 14359 14360 @Override 14361 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14362 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14363 int uid = Binder.getCallingUid(); 14364 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14365 // reader 14366 synchronized (mPackages) { 14367 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14368 } 14369 } 14370 14371 @Override 14372 public void enterSafeMode() { 14373 enforceSystemOrRoot("Only the system can request entering safe mode"); 14374 14375 if (!mSystemReady) { 14376 mSafeMode = true; 14377 } 14378 } 14379 14380 @Override 14381 public void systemReady() { 14382 mSystemReady = true; 14383 14384 // Read the compatibilty setting when the system is ready. 14385 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14386 mContext.getContentResolver(), 14387 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14388 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14389 if (DEBUG_SETTINGS) { 14390 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14391 } 14392 14393 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14394 14395 synchronized (mPackages) { 14396 // Verify that all of the preferred activity components actually 14397 // exist. It is possible for applications to be updated and at 14398 // that point remove a previously declared activity component that 14399 // had been set as a preferred activity. We try to clean this up 14400 // the next time we encounter that preferred activity, but it is 14401 // possible for the user flow to never be able to return to that 14402 // situation so here we do a sanity check to make sure we haven't 14403 // left any junk around. 14404 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14405 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14406 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14407 removed.clear(); 14408 for (PreferredActivity pa : pir.filterSet()) { 14409 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14410 removed.add(pa); 14411 } 14412 } 14413 if (removed.size() > 0) { 14414 for (int r=0; r<removed.size(); r++) { 14415 PreferredActivity pa = removed.get(r); 14416 Slog.w(TAG, "Removing dangling preferred activity: " 14417 + pa.mPref.mComponent); 14418 pir.removeFilter(pa); 14419 } 14420 mSettings.writePackageRestrictionsLPr( 14421 mSettings.mPreferredActivities.keyAt(i)); 14422 } 14423 } 14424 14425 for (int userId : UserManagerService.getInstance().getUserIds()) { 14426 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14427 grantPermissionsUserIds = ArrayUtils.appendInt( 14428 grantPermissionsUserIds, userId); 14429 } 14430 } 14431 } 14432 sUserManager.systemReady(); 14433 14434 // If we upgraded grant all default permissions before kicking off. 14435 for (int userId : grantPermissionsUserIds) { 14436 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14437 } 14438 14439 // Kick off any messages waiting for system ready 14440 if (mPostSystemReadyMessages != null) { 14441 for (Message msg : mPostSystemReadyMessages) { 14442 msg.sendToTarget(); 14443 } 14444 mPostSystemReadyMessages = null; 14445 } 14446 14447 // Watch for external volumes that come and go over time 14448 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14449 storage.registerListener(mStorageListener); 14450 14451 mInstallerService.systemReady(); 14452 mPackageDexOptimizer.systemReady(); 14453 } 14454 14455 @Override 14456 public boolean isSafeMode() { 14457 return mSafeMode; 14458 } 14459 14460 @Override 14461 public boolean hasSystemUidErrors() { 14462 return mHasSystemUidErrors; 14463 } 14464 14465 static String arrayToString(int[] array) { 14466 StringBuffer buf = new StringBuffer(128); 14467 buf.append('['); 14468 if (array != null) { 14469 for (int i=0; i<array.length; i++) { 14470 if (i > 0) buf.append(", "); 14471 buf.append(array[i]); 14472 } 14473 } 14474 buf.append(']'); 14475 return buf.toString(); 14476 } 14477 14478 static class DumpState { 14479 public static final int DUMP_LIBS = 1 << 0; 14480 public static final int DUMP_FEATURES = 1 << 1; 14481 public static final int DUMP_RESOLVERS = 1 << 2; 14482 public static final int DUMP_PERMISSIONS = 1 << 3; 14483 public static final int DUMP_PACKAGES = 1 << 4; 14484 public static final int DUMP_SHARED_USERS = 1 << 5; 14485 public static final int DUMP_MESSAGES = 1 << 6; 14486 public static final int DUMP_PROVIDERS = 1 << 7; 14487 public static final int DUMP_VERIFIERS = 1 << 8; 14488 public static final int DUMP_PREFERRED = 1 << 9; 14489 public static final int DUMP_PREFERRED_XML = 1 << 10; 14490 public static final int DUMP_KEYSETS = 1 << 11; 14491 public static final int DUMP_VERSION = 1 << 12; 14492 public static final int DUMP_INSTALLS = 1 << 13; 14493 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14494 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14495 14496 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14497 14498 private int mTypes; 14499 14500 private int mOptions; 14501 14502 private boolean mTitlePrinted; 14503 14504 private SharedUserSetting mSharedUser; 14505 14506 public boolean isDumping(int type) { 14507 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14508 return true; 14509 } 14510 14511 return (mTypes & type) != 0; 14512 } 14513 14514 public void setDump(int type) { 14515 mTypes |= type; 14516 } 14517 14518 public boolean isOptionEnabled(int option) { 14519 return (mOptions & option) != 0; 14520 } 14521 14522 public void setOptionEnabled(int option) { 14523 mOptions |= option; 14524 } 14525 14526 public boolean onTitlePrinted() { 14527 final boolean printed = mTitlePrinted; 14528 mTitlePrinted = true; 14529 return printed; 14530 } 14531 14532 public boolean getTitlePrinted() { 14533 return mTitlePrinted; 14534 } 14535 14536 public void setTitlePrinted(boolean enabled) { 14537 mTitlePrinted = enabled; 14538 } 14539 14540 public SharedUserSetting getSharedUser() { 14541 return mSharedUser; 14542 } 14543 14544 public void setSharedUser(SharedUserSetting user) { 14545 mSharedUser = user; 14546 } 14547 } 14548 14549 @Override 14550 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14551 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14552 != PackageManager.PERMISSION_GRANTED) { 14553 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14554 + Binder.getCallingPid() 14555 + ", uid=" + Binder.getCallingUid() 14556 + " without permission " 14557 + android.Manifest.permission.DUMP); 14558 return; 14559 } 14560 14561 DumpState dumpState = new DumpState(); 14562 boolean fullPreferred = false; 14563 boolean checkin = false; 14564 14565 String packageName = null; 14566 ArraySet<String> permissionNames = null; 14567 14568 int opti = 0; 14569 while (opti < args.length) { 14570 String opt = args[opti]; 14571 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14572 break; 14573 } 14574 opti++; 14575 14576 if ("-a".equals(opt)) { 14577 // Right now we only know how to print all. 14578 } else if ("-h".equals(opt)) { 14579 pw.println("Package manager dump options:"); 14580 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14581 pw.println(" --checkin: dump for a checkin"); 14582 pw.println(" -f: print details of intent filters"); 14583 pw.println(" -h: print this help"); 14584 pw.println(" cmd may be one of:"); 14585 pw.println(" l[ibraries]: list known shared libraries"); 14586 pw.println(" f[ibraries]: list device features"); 14587 pw.println(" k[eysets]: print known keysets"); 14588 pw.println(" r[esolvers]: dump intent resolvers"); 14589 pw.println(" perm[issions]: dump permissions"); 14590 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14591 pw.println(" pref[erred]: print preferred package settings"); 14592 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14593 pw.println(" prov[iders]: dump content providers"); 14594 pw.println(" p[ackages]: dump installed packages"); 14595 pw.println(" s[hared-users]: dump shared user IDs"); 14596 pw.println(" m[essages]: print collected runtime messages"); 14597 pw.println(" v[erifiers]: print package verifier info"); 14598 pw.println(" version: print database version info"); 14599 pw.println(" write: write current settings now"); 14600 pw.println(" <package.name>: info about given package"); 14601 pw.println(" installs: details about install sessions"); 14602 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14603 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14604 return; 14605 } else if ("--checkin".equals(opt)) { 14606 checkin = true; 14607 } else if ("-f".equals(opt)) { 14608 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14609 } else { 14610 pw.println("Unknown argument: " + opt + "; use -h for help"); 14611 } 14612 } 14613 14614 // Is the caller requesting to dump a particular piece of data? 14615 if (opti < args.length) { 14616 String cmd = args[opti]; 14617 opti++; 14618 // Is this a package name? 14619 if ("android".equals(cmd) || cmd.contains(".")) { 14620 packageName = cmd; 14621 // When dumping a single package, we always dump all of its 14622 // filter information since the amount of data will be reasonable. 14623 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14624 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14625 dumpState.setDump(DumpState.DUMP_LIBS); 14626 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14627 dumpState.setDump(DumpState.DUMP_FEATURES); 14628 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14629 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14630 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14631 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14632 } else if ("permission".equals(cmd)) { 14633 if (opti >= args.length) { 14634 pw.println("Error: permission requires permission name"); 14635 return; 14636 } 14637 permissionNames = new ArraySet<>(); 14638 while (opti < args.length) { 14639 permissionNames.add(args[opti]); 14640 opti++; 14641 } 14642 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14643 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14644 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14645 dumpState.setDump(DumpState.DUMP_PREFERRED); 14646 } else if ("preferred-xml".equals(cmd)) { 14647 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14648 if (opti < args.length && "--full".equals(args[opti])) { 14649 fullPreferred = true; 14650 opti++; 14651 } 14652 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14653 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14654 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14655 dumpState.setDump(DumpState.DUMP_PACKAGES); 14656 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14657 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14658 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14659 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14660 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14661 dumpState.setDump(DumpState.DUMP_MESSAGES); 14662 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14663 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14664 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14665 || "intent-filter-verifiers".equals(cmd)) { 14666 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14667 } else if ("version".equals(cmd)) { 14668 dumpState.setDump(DumpState.DUMP_VERSION); 14669 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14670 dumpState.setDump(DumpState.DUMP_KEYSETS); 14671 } else if ("installs".equals(cmd)) { 14672 dumpState.setDump(DumpState.DUMP_INSTALLS); 14673 } else if ("write".equals(cmd)) { 14674 synchronized (mPackages) { 14675 mSettings.writeLPr(); 14676 pw.println("Settings written."); 14677 return; 14678 } 14679 } 14680 } 14681 14682 if (checkin) { 14683 pw.println("vers,1"); 14684 } 14685 14686 // reader 14687 synchronized (mPackages) { 14688 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14689 if (!checkin) { 14690 if (dumpState.onTitlePrinted()) 14691 pw.println(); 14692 pw.println("Database versions:"); 14693 pw.print(" SDK Version:"); 14694 pw.print(" internal="); 14695 pw.print(mSettings.mInternalSdkPlatform); 14696 pw.print(" external="); 14697 pw.println(mSettings.mExternalSdkPlatform); 14698 pw.print(" DB Version:"); 14699 pw.print(" internal="); 14700 pw.print(mSettings.mInternalDatabaseVersion); 14701 pw.print(" external="); 14702 pw.println(mSettings.mExternalDatabaseVersion); 14703 } 14704 } 14705 14706 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14707 if (!checkin) { 14708 if (dumpState.onTitlePrinted()) 14709 pw.println(); 14710 pw.println("Verifiers:"); 14711 pw.print(" Required: "); 14712 pw.print(mRequiredVerifierPackage); 14713 pw.print(" (uid="); 14714 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14715 pw.println(")"); 14716 } else if (mRequiredVerifierPackage != null) { 14717 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14718 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14719 } 14720 } 14721 14722 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14723 packageName == null) { 14724 if (mIntentFilterVerifierComponent != null) { 14725 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14726 if (!checkin) { 14727 if (dumpState.onTitlePrinted()) 14728 pw.println(); 14729 pw.println("Intent Filter Verifier:"); 14730 pw.print(" Using: "); 14731 pw.print(verifierPackageName); 14732 pw.print(" (uid="); 14733 pw.print(getPackageUid(verifierPackageName, 0)); 14734 pw.println(")"); 14735 } else if (verifierPackageName != null) { 14736 pw.print("ifv,"); pw.print(verifierPackageName); 14737 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14738 } 14739 } else { 14740 pw.println(); 14741 pw.println("No Intent Filter Verifier available!"); 14742 } 14743 } 14744 14745 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14746 boolean printedHeader = false; 14747 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14748 while (it.hasNext()) { 14749 String name = it.next(); 14750 SharedLibraryEntry ent = mSharedLibraries.get(name); 14751 if (!checkin) { 14752 if (!printedHeader) { 14753 if (dumpState.onTitlePrinted()) 14754 pw.println(); 14755 pw.println("Libraries:"); 14756 printedHeader = true; 14757 } 14758 pw.print(" "); 14759 } else { 14760 pw.print("lib,"); 14761 } 14762 pw.print(name); 14763 if (!checkin) { 14764 pw.print(" -> "); 14765 } 14766 if (ent.path != null) { 14767 if (!checkin) { 14768 pw.print("(jar) "); 14769 pw.print(ent.path); 14770 } else { 14771 pw.print(",jar,"); 14772 pw.print(ent.path); 14773 } 14774 } else { 14775 if (!checkin) { 14776 pw.print("(apk) "); 14777 pw.print(ent.apk); 14778 } else { 14779 pw.print(",apk,"); 14780 pw.print(ent.apk); 14781 } 14782 } 14783 pw.println(); 14784 } 14785 } 14786 14787 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14788 if (dumpState.onTitlePrinted()) 14789 pw.println(); 14790 if (!checkin) { 14791 pw.println("Features:"); 14792 } 14793 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14794 while (it.hasNext()) { 14795 String name = it.next(); 14796 if (!checkin) { 14797 pw.print(" "); 14798 } else { 14799 pw.print("feat,"); 14800 } 14801 pw.println(name); 14802 } 14803 } 14804 14805 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14806 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14807 : "Activity Resolver Table:", " ", packageName, 14808 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14809 dumpState.setTitlePrinted(true); 14810 } 14811 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14812 : "Receiver Resolver Table:", " ", packageName, 14813 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14814 dumpState.setTitlePrinted(true); 14815 } 14816 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14817 : "Service Resolver Table:", " ", packageName, 14818 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14819 dumpState.setTitlePrinted(true); 14820 } 14821 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14822 : "Provider Resolver Table:", " ", packageName, 14823 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14824 dumpState.setTitlePrinted(true); 14825 } 14826 } 14827 14828 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14829 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14830 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14831 int user = mSettings.mPreferredActivities.keyAt(i); 14832 if (pir.dump(pw, 14833 dumpState.getTitlePrinted() 14834 ? "\nPreferred Activities User " + user + ":" 14835 : "Preferred Activities User " + user + ":", " ", 14836 packageName, true, false)) { 14837 dumpState.setTitlePrinted(true); 14838 } 14839 } 14840 } 14841 14842 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14843 pw.flush(); 14844 FileOutputStream fout = new FileOutputStream(fd); 14845 BufferedOutputStream str = new BufferedOutputStream(fout); 14846 XmlSerializer serializer = new FastXmlSerializer(); 14847 try { 14848 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14849 serializer.startDocument(null, true); 14850 serializer.setFeature( 14851 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14852 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14853 serializer.endDocument(); 14854 serializer.flush(); 14855 } catch (IllegalArgumentException e) { 14856 pw.println("Failed writing: " + e); 14857 } catch (IllegalStateException e) { 14858 pw.println("Failed writing: " + e); 14859 } catch (IOException e) { 14860 pw.println("Failed writing: " + e); 14861 } 14862 } 14863 14864 if (!checkin 14865 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14866 && packageName == null) { 14867 pw.println(); 14868 int count = mSettings.mPackages.size(); 14869 if (count == 0) { 14870 pw.println("No applications!"); 14871 pw.println(); 14872 } else { 14873 final String prefix = " "; 14874 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14875 if (allPackageSettings.size() == 0) { 14876 pw.println("No domain preferred apps!"); 14877 pw.println(); 14878 } else { 14879 pw.println("App verification status:"); 14880 pw.println(); 14881 count = 0; 14882 for (PackageSetting ps : allPackageSettings) { 14883 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14884 if (ivi == null || ivi.getPackageName() == null) continue; 14885 pw.println(prefix + "Package: " + ivi.getPackageName()); 14886 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14887 pw.println(prefix + "Status: " + ivi.getStatusString()); 14888 pw.println(); 14889 count++; 14890 } 14891 if (count == 0) { 14892 pw.println(prefix + "No app verification established."); 14893 pw.println(); 14894 } 14895 for (int userId : sUserManager.getUserIds()) { 14896 pw.println("App linkages for user " + userId + ":"); 14897 pw.println(); 14898 count = 0; 14899 for (PackageSetting ps : allPackageSettings) { 14900 final long status = ps.getDomainVerificationStatusForUser(userId); 14901 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14902 continue; 14903 } 14904 pw.println(prefix + "Package: " + ps.name); 14905 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14906 String statusStr = IntentFilterVerificationInfo. 14907 getStatusStringFromValue(status); 14908 pw.println(prefix + "Status: " + statusStr); 14909 pw.println(); 14910 count++; 14911 } 14912 if (count == 0) { 14913 pw.println(prefix + "No configured app linkages."); 14914 pw.println(); 14915 } 14916 } 14917 } 14918 } 14919 } 14920 14921 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14922 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14923 if (packageName == null && permissionNames == null) { 14924 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14925 if (iperm == 0) { 14926 if (dumpState.onTitlePrinted()) 14927 pw.println(); 14928 pw.println("AppOp Permissions:"); 14929 } 14930 pw.print(" AppOp Permission "); 14931 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14932 pw.println(":"); 14933 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14934 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14935 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14936 } 14937 } 14938 } 14939 } 14940 14941 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14942 boolean printedSomething = false; 14943 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14944 if (packageName != null && !packageName.equals(p.info.packageName)) { 14945 continue; 14946 } 14947 if (!printedSomething) { 14948 if (dumpState.onTitlePrinted()) 14949 pw.println(); 14950 pw.println("Registered ContentProviders:"); 14951 printedSomething = true; 14952 } 14953 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14954 pw.print(" "); pw.println(p.toString()); 14955 } 14956 printedSomething = false; 14957 for (Map.Entry<String, PackageParser.Provider> entry : 14958 mProvidersByAuthority.entrySet()) { 14959 PackageParser.Provider p = entry.getValue(); 14960 if (packageName != null && !packageName.equals(p.info.packageName)) { 14961 continue; 14962 } 14963 if (!printedSomething) { 14964 if (dumpState.onTitlePrinted()) 14965 pw.println(); 14966 pw.println("ContentProvider Authorities:"); 14967 printedSomething = true; 14968 } 14969 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14970 pw.print(" "); pw.println(p.toString()); 14971 if (p.info != null && p.info.applicationInfo != null) { 14972 final String appInfo = p.info.applicationInfo.toString(); 14973 pw.print(" applicationInfo="); pw.println(appInfo); 14974 } 14975 } 14976 } 14977 14978 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14979 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14980 } 14981 14982 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14983 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14984 } 14985 14986 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14987 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14988 } 14989 14990 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14991 // XXX should handle packageName != null by dumping only install data that 14992 // the given package is involved with. 14993 if (dumpState.onTitlePrinted()) pw.println(); 14994 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14995 } 14996 14997 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14998 if (dumpState.onTitlePrinted()) pw.println(); 14999 mSettings.dumpReadMessagesLPr(pw, dumpState); 15000 15001 pw.println(); 15002 pw.println("Package warning messages:"); 15003 BufferedReader in = null; 15004 String line = null; 15005 try { 15006 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15007 while ((line = in.readLine()) != null) { 15008 if (line.contains("ignored: updated version")) continue; 15009 pw.println(line); 15010 } 15011 } catch (IOException ignored) { 15012 } finally { 15013 IoUtils.closeQuietly(in); 15014 } 15015 } 15016 15017 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15018 BufferedReader in = null; 15019 String line = null; 15020 try { 15021 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15022 while ((line = in.readLine()) != null) { 15023 if (line.contains("ignored: updated version")) continue; 15024 pw.print("msg,"); 15025 pw.println(line); 15026 } 15027 } catch (IOException ignored) { 15028 } finally { 15029 IoUtils.closeQuietly(in); 15030 } 15031 } 15032 } 15033 } 15034 15035 private String dumpDomainString(String packageName) { 15036 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15037 List<IntentFilter> filters = getAllIntentFilters(packageName); 15038 15039 ArraySet<String> result = new ArraySet<>(); 15040 if (iviList.size() > 0) { 15041 for (IntentFilterVerificationInfo ivi : iviList) { 15042 for (String host : ivi.getDomains()) { 15043 result.add(host); 15044 } 15045 } 15046 } 15047 if (filters != null && filters.size() > 0) { 15048 for (IntentFilter filter : filters) { 15049 if (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15050 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)) { 15051 result.addAll(filter.getHostsList()); 15052 } 15053 } 15054 } 15055 15056 StringBuilder sb = new StringBuilder(result.size() * 16); 15057 for (String domain : result) { 15058 if (sb.length() > 0) sb.append(" "); 15059 sb.append(domain); 15060 } 15061 return sb.toString(); 15062 } 15063 15064 // ------- apps on sdcard specific code ------- 15065 static final boolean DEBUG_SD_INSTALL = false; 15066 15067 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15068 15069 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15070 15071 private boolean mMediaMounted = false; 15072 15073 static String getEncryptKey() { 15074 try { 15075 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15076 SD_ENCRYPTION_KEYSTORE_NAME); 15077 if (sdEncKey == null) { 15078 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15079 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15080 if (sdEncKey == null) { 15081 Slog.e(TAG, "Failed to create encryption keys"); 15082 return null; 15083 } 15084 } 15085 return sdEncKey; 15086 } catch (NoSuchAlgorithmException nsae) { 15087 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15088 return null; 15089 } catch (IOException ioe) { 15090 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15091 return null; 15092 } 15093 } 15094 15095 /* 15096 * Update media status on PackageManager. 15097 */ 15098 @Override 15099 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15100 int callingUid = Binder.getCallingUid(); 15101 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15102 throw new SecurityException("Media status can only be updated by the system"); 15103 } 15104 // reader; this apparently protects mMediaMounted, but should probably 15105 // be a different lock in that case. 15106 synchronized (mPackages) { 15107 Log.i(TAG, "Updating external media status from " 15108 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15109 + (mediaStatus ? "mounted" : "unmounted")); 15110 if (DEBUG_SD_INSTALL) 15111 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15112 + ", mMediaMounted=" + mMediaMounted); 15113 if (mediaStatus == mMediaMounted) { 15114 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15115 : 0, -1); 15116 mHandler.sendMessage(msg); 15117 return; 15118 } 15119 mMediaMounted = mediaStatus; 15120 } 15121 // Queue up an async operation since the package installation may take a 15122 // little while. 15123 mHandler.post(new Runnable() { 15124 public void run() { 15125 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15126 } 15127 }); 15128 } 15129 15130 /** 15131 * Called by MountService when the initial ASECs to scan are available. 15132 * Should block until all the ASEC containers are finished being scanned. 15133 */ 15134 public void scanAvailableAsecs() { 15135 updateExternalMediaStatusInner(true, false, false); 15136 if (mShouldRestoreconData) { 15137 SELinuxMMAC.setRestoreconDone(); 15138 mShouldRestoreconData = false; 15139 } 15140 } 15141 15142 /* 15143 * Collect information of applications on external media, map them against 15144 * existing containers and update information based on current mount status. 15145 * Please note that we always have to report status if reportStatus has been 15146 * set to true especially when unloading packages. 15147 */ 15148 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15149 boolean externalStorage) { 15150 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15151 int[] uidArr = EmptyArray.INT; 15152 15153 final String[] list = PackageHelper.getSecureContainerList(); 15154 if (ArrayUtils.isEmpty(list)) { 15155 Log.i(TAG, "No secure containers found"); 15156 } else { 15157 // Process list of secure containers and categorize them 15158 // as active or stale based on their package internal state. 15159 15160 // reader 15161 synchronized (mPackages) { 15162 for (String cid : list) { 15163 // Leave stages untouched for now; installer service owns them 15164 if (PackageInstallerService.isStageName(cid)) continue; 15165 15166 if (DEBUG_SD_INSTALL) 15167 Log.i(TAG, "Processing container " + cid); 15168 String pkgName = getAsecPackageName(cid); 15169 if (pkgName == null) { 15170 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15171 continue; 15172 } 15173 if (DEBUG_SD_INSTALL) 15174 Log.i(TAG, "Looking for pkg : " + pkgName); 15175 15176 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15177 if (ps == null) { 15178 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15179 continue; 15180 } 15181 15182 /* 15183 * Skip packages that are not external if we're unmounting 15184 * external storage. 15185 */ 15186 if (externalStorage && !isMounted && !isExternal(ps)) { 15187 continue; 15188 } 15189 15190 final AsecInstallArgs args = new AsecInstallArgs(cid, 15191 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15192 // The package status is changed only if the code path 15193 // matches between settings and the container id. 15194 if (ps.codePathString != null 15195 && ps.codePathString.startsWith(args.getCodePath())) { 15196 if (DEBUG_SD_INSTALL) { 15197 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15198 + " at code path: " + ps.codePathString); 15199 } 15200 15201 // We do have a valid package installed on sdcard 15202 processCids.put(args, ps.codePathString); 15203 final int uid = ps.appId; 15204 if (uid != -1) { 15205 uidArr = ArrayUtils.appendInt(uidArr, uid); 15206 } 15207 } else { 15208 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15209 + ps.codePathString); 15210 } 15211 } 15212 } 15213 15214 Arrays.sort(uidArr); 15215 } 15216 15217 // Process packages with valid entries. 15218 if (isMounted) { 15219 if (DEBUG_SD_INSTALL) 15220 Log.i(TAG, "Loading packages"); 15221 loadMediaPackages(processCids, uidArr); 15222 startCleaningPackages(); 15223 mInstallerService.onSecureContainersAvailable(); 15224 } else { 15225 if (DEBUG_SD_INSTALL) 15226 Log.i(TAG, "Unloading packages"); 15227 unloadMediaPackages(processCids, uidArr, reportStatus); 15228 } 15229 } 15230 15231 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15232 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15233 final int size = infos.size(); 15234 final String[] packageNames = new String[size]; 15235 final int[] packageUids = new int[size]; 15236 for (int i = 0; i < size; i++) { 15237 final ApplicationInfo info = infos.get(i); 15238 packageNames[i] = info.packageName; 15239 packageUids[i] = info.uid; 15240 } 15241 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15242 finishedReceiver); 15243 } 15244 15245 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15246 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15247 sendResourcesChangedBroadcast(mediaStatus, replacing, 15248 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15249 } 15250 15251 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15252 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15253 int size = pkgList.length; 15254 if (size > 0) { 15255 // Send broadcasts here 15256 Bundle extras = new Bundle(); 15257 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15258 if (uidArr != null) { 15259 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15260 } 15261 if (replacing) { 15262 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15263 } 15264 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15265 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15266 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15267 } 15268 } 15269 15270 /* 15271 * Look at potentially valid container ids from processCids If package 15272 * information doesn't match the one on record or package scanning fails, 15273 * the cid is added to list of removeCids. We currently don't delete stale 15274 * containers. 15275 */ 15276 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15277 ArrayList<String> pkgList = new ArrayList<String>(); 15278 Set<AsecInstallArgs> keys = processCids.keySet(); 15279 15280 for (AsecInstallArgs args : keys) { 15281 String codePath = processCids.get(args); 15282 if (DEBUG_SD_INSTALL) 15283 Log.i(TAG, "Loading container : " + args.cid); 15284 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15285 try { 15286 // Make sure there are no container errors first. 15287 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15288 Slog.e(TAG, "Failed to mount cid : " + args.cid 15289 + " when installing from sdcard"); 15290 continue; 15291 } 15292 // Check code path here. 15293 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15294 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15295 + " does not match one in settings " + codePath); 15296 continue; 15297 } 15298 // Parse package 15299 int parseFlags = mDefParseFlags; 15300 if (args.isExternalAsec()) { 15301 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15302 } 15303 if (args.isFwdLocked()) { 15304 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15305 } 15306 15307 synchronized (mInstallLock) { 15308 PackageParser.Package pkg = null; 15309 try { 15310 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15311 } catch (PackageManagerException e) { 15312 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15313 } 15314 // Scan the package 15315 if (pkg != null) { 15316 /* 15317 * TODO why is the lock being held? doPostInstall is 15318 * called in other places without the lock. This needs 15319 * to be straightened out. 15320 */ 15321 // writer 15322 synchronized (mPackages) { 15323 retCode = PackageManager.INSTALL_SUCCEEDED; 15324 pkgList.add(pkg.packageName); 15325 // Post process args 15326 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15327 pkg.applicationInfo.uid); 15328 } 15329 } else { 15330 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15331 } 15332 } 15333 15334 } finally { 15335 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15336 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15337 } 15338 } 15339 } 15340 // writer 15341 synchronized (mPackages) { 15342 // If the platform SDK has changed since the last time we booted, 15343 // we need to re-grant app permission to catch any new ones that 15344 // appear. This is really a hack, and means that apps can in some 15345 // cases get permissions that the user didn't initially explicitly 15346 // allow... it would be nice to have some better way to handle 15347 // this situation. 15348 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15349 if (regrantPermissions) 15350 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15351 + mSdkVersion + "; regranting permissions for external storage"); 15352 mSettings.mExternalSdkPlatform = mSdkVersion; 15353 15354 // Make sure group IDs have been assigned, and any permission 15355 // changes in other apps are accounted for 15356 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15357 | (regrantPermissions 15358 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15359 : 0)); 15360 15361 mSettings.updateExternalDatabaseVersion(); 15362 15363 // can downgrade to reader 15364 // Persist settings 15365 mSettings.writeLPr(); 15366 } 15367 // Send a broadcast to let everyone know we are done processing 15368 if (pkgList.size() > 0) { 15369 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15370 } 15371 } 15372 15373 /* 15374 * Utility method to unload a list of specified containers 15375 */ 15376 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15377 // Just unmount all valid containers. 15378 for (AsecInstallArgs arg : cidArgs) { 15379 synchronized (mInstallLock) { 15380 arg.doPostDeleteLI(false); 15381 } 15382 } 15383 } 15384 15385 /* 15386 * Unload packages mounted on external media. This involves deleting package 15387 * data from internal structures, sending broadcasts about diabled packages, 15388 * gc'ing to free up references, unmounting all secure containers 15389 * corresponding to packages on external media, and posting a 15390 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15391 * that we always have to post this message if status has been requested no 15392 * matter what. 15393 */ 15394 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15395 final boolean reportStatus) { 15396 if (DEBUG_SD_INSTALL) 15397 Log.i(TAG, "unloading media packages"); 15398 ArrayList<String> pkgList = new ArrayList<String>(); 15399 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15400 final Set<AsecInstallArgs> keys = processCids.keySet(); 15401 for (AsecInstallArgs args : keys) { 15402 String pkgName = args.getPackageName(); 15403 if (DEBUG_SD_INSTALL) 15404 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15405 // Delete package internally 15406 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15407 synchronized (mInstallLock) { 15408 boolean res = deletePackageLI(pkgName, null, false, null, null, 15409 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15410 if (res) { 15411 pkgList.add(pkgName); 15412 } else { 15413 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15414 failedList.add(args); 15415 } 15416 } 15417 } 15418 15419 // reader 15420 synchronized (mPackages) { 15421 // We didn't update the settings after removing each package; 15422 // write them now for all packages. 15423 mSettings.writeLPr(); 15424 } 15425 15426 // We have to absolutely send UPDATED_MEDIA_STATUS only 15427 // after confirming that all the receivers processed the ordered 15428 // broadcast when packages get disabled, force a gc to clean things up. 15429 // and unload all the containers. 15430 if (pkgList.size() > 0) { 15431 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15432 new IIntentReceiver.Stub() { 15433 public void performReceive(Intent intent, int resultCode, String data, 15434 Bundle extras, boolean ordered, boolean sticky, 15435 int sendingUser) throws RemoteException { 15436 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15437 reportStatus ? 1 : 0, 1, keys); 15438 mHandler.sendMessage(msg); 15439 } 15440 }); 15441 } else { 15442 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15443 keys); 15444 mHandler.sendMessage(msg); 15445 } 15446 } 15447 15448 private void loadPrivatePackages(VolumeInfo vol) { 15449 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15450 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15451 synchronized (mInstallLock) { 15452 synchronized (mPackages) { 15453 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15454 for (PackageSetting ps : packages) { 15455 final PackageParser.Package pkg; 15456 try { 15457 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15458 loaded.add(pkg.applicationInfo); 15459 } catch (PackageManagerException e) { 15460 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15461 } 15462 } 15463 15464 // TODO: regrant any permissions that changed based since original install 15465 15466 mSettings.writeLPr(); 15467 } 15468 } 15469 15470 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15471 sendResourcesChangedBroadcast(true, false, loaded, null); 15472 } 15473 15474 private void unloadPrivatePackages(VolumeInfo vol) { 15475 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15476 synchronized (mInstallLock) { 15477 synchronized (mPackages) { 15478 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15479 for (PackageSetting ps : packages) { 15480 if (ps.pkg == null) continue; 15481 15482 final ApplicationInfo info = ps.pkg.applicationInfo; 15483 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15484 if (deletePackageLI(ps.name, null, false, null, null, 15485 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15486 unloaded.add(info); 15487 } else { 15488 Slog.w(TAG, "Failed to unload " + ps.codePath); 15489 } 15490 } 15491 15492 mSettings.writeLPr(); 15493 } 15494 } 15495 15496 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15497 sendResourcesChangedBroadcast(false, false, unloaded, null); 15498 } 15499 15500 /** 15501 * Examine all users present on given mounted volume, and destroy data 15502 * belonging to users that are no longer valid, or whose user ID has been 15503 * recycled. 15504 */ 15505 private void reconcileUsers(String volumeUuid) { 15506 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15507 if (ArrayUtils.isEmpty(files)) { 15508 Slog.d(TAG, "No users found on " + volumeUuid); 15509 return; 15510 } 15511 15512 for (File file : files) { 15513 if (!file.isDirectory()) continue; 15514 15515 final int userId; 15516 final UserInfo info; 15517 try { 15518 userId = Integer.parseInt(file.getName()); 15519 info = sUserManager.getUserInfo(userId); 15520 } catch (NumberFormatException e) { 15521 Slog.w(TAG, "Invalid user directory " + file); 15522 continue; 15523 } 15524 15525 boolean destroyUser = false; 15526 if (info == null) { 15527 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15528 + " because no matching user was found"); 15529 destroyUser = true; 15530 } else { 15531 try { 15532 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15533 } catch (IOException e) { 15534 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15535 + " because we failed to enforce serial number: " + e); 15536 destroyUser = true; 15537 } 15538 } 15539 15540 if (destroyUser) { 15541 synchronized (mInstallLock) { 15542 mInstaller.removeUserDataDirs(volumeUuid, userId); 15543 } 15544 } 15545 } 15546 15547 final UserManager um = mContext.getSystemService(UserManager.class); 15548 for (UserInfo user : um.getUsers()) { 15549 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15550 if (userDir.exists()) continue; 15551 15552 try { 15553 UserManagerService.prepareUserDirectory(userDir); 15554 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15555 } catch (IOException e) { 15556 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15557 } 15558 } 15559 } 15560 15561 /** 15562 * Examine all apps present on given mounted volume, and destroy apps that 15563 * aren't expected, either due to uninstallation or reinstallation on 15564 * another volume. 15565 */ 15566 private void reconcileApps(String volumeUuid) { 15567 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15568 if (ArrayUtils.isEmpty(files)) { 15569 Slog.d(TAG, "No apps found on " + volumeUuid); 15570 return; 15571 } 15572 15573 for (File file : files) { 15574 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15575 && !PackageInstallerService.isStageName(file.getName()); 15576 if (!isPackage) { 15577 // Ignore entries which are not packages 15578 continue; 15579 } 15580 15581 boolean destroyApp = false; 15582 String packageName = null; 15583 try { 15584 final PackageLite pkg = PackageParser.parsePackageLite(file, 15585 PackageParser.PARSE_MUST_BE_APK); 15586 packageName = pkg.packageName; 15587 15588 synchronized (mPackages) { 15589 final PackageSetting ps = mSettings.mPackages.get(packageName); 15590 if (ps == null) { 15591 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15592 + volumeUuid + " because we found no install record"); 15593 destroyApp = true; 15594 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15595 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15596 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15597 destroyApp = true; 15598 } 15599 } 15600 15601 } catch (PackageParserException e) { 15602 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15603 destroyApp = true; 15604 } 15605 15606 if (destroyApp) { 15607 synchronized (mInstallLock) { 15608 if (packageName != null) { 15609 removeDataDirsLI(volumeUuid, packageName); 15610 } 15611 if (file.isDirectory()) { 15612 mInstaller.rmPackageDir(file.getAbsolutePath()); 15613 } else { 15614 file.delete(); 15615 } 15616 } 15617 } 15618 } 15619 } 15620 15621 private void unfreezePackage(String packageName) { 15622 synchronized (mPackages) { 15623 final PackageSetting ps = mSettings.mPackages.get(packageName); 15624 if (ps != null) { 15625 ps.frozen = false; 15626 } 15627 } 15628 } 15629 15630 @Override 15631 public int movePackage(final String packageName, final String volumeUuid) { 15632 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15633 15634 final int moveId = mNextMoveId.getAndIncrement(); 15635 try { 15636 movePackageInternal(packageName, volumeUuid, moveId); 15637 } catch (PackageManagerException e) { 15638 Slog.w(TAG, "Failed to move " + packageName, e); 15639 mMoveCallbacks.notifyStatusChanged(moveId, 15640 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15641 } 15642 return moveId; 15643 } 15644 15645 private void movePackageInternal(final String packageName, final String volumeUuid, 15646 final int moveId) throws PackageManagerException { 15647 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15648 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15649 final PackageManager pm = mContext.getPackageManager(); 15650 15651 final boolean currentAsec; 15652 final String currentVolumeUuid; 15653 final File codeFile; 15654 final String installerPackageName; 15655 final String packageAbiOverride; 15656 final int appId; 15657 final String seinfo; 15658 final String label; 15659 15660 // reader 15661 synchronized (mPackages) { 15662 final PackageParser.Package pkg = mPackages.get(packageName); 15663 final PackageSetting ps = mSettings.mPackages.get(packageName); 15664 if (pkg == null || ps == null) { 15665 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15666 } 15667 15668 if (pkg.applicationInfo.isSystemApp()) { 15669 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15670 "Cannot move system application"); 15671 } 15672 15673 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15674 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15675 "Package already moved to " + volumeUuid); 15676 } 15677 15678 final File probe = new File(pkg.codePath); 15679 final File probeOat = new File(probe, "oat"); 15680 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15681 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15682 "Move only supported for modern cluster style installs"); 15683 } 15684 15685 if (ps.frozen) { 15686 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15687 "Failed to move already frozen package"); 15688 } 15689 ps.frozen = true; 15690 15691 currentAsec = pkg.applicationInfo.isForwardLocked() 15692 || pkg.applicationInfo.isExternalAsec(); 15693 currentVolumeUuid = ps.volumeUuid; 15694 codeFile = new File(pkg.codePath); 15695 installerPackageName = ps.installerPackageName; 15696 packageAbiOverride = ps.cpuAbiOverrideString; 15697 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15698 seinfo = pkg.applicationInfo.seinfo; 15699 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15700 } 15701 15702 // Now that we're guarded by frozen state, kill app during move 15703 killApplication(packageName, appId, "move pkg"); 15704 15705 final Bundle extras = new Bundle(); 15706 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15707 extras.putString(Intent.EXTRA_TITLE, label); 15708 mMoveCallbacks.notifyCreated(moveId, extras); 15709 15710 int installFlags; 15711 final boolean moveCompleteApp; 15712 final File measurePath; 15713 15714 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15715 installFlags = INSTALL_INTERNAL; 15716 moveCompleteApp = !currentAsec; 15717 measurePath = Environment.getDataAppDirectory(volumeUuid); 15718 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15719 installFlags = INSTALL_EXTERNAL; 15720 moveCompleteApp = false; 15721 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15722 } else { 15723 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15724 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15725 || !volume.isMountedWritable()) { 15726 unfreezePackage(packageName); 15727 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15728 "Move location not mounted private volume"); 15729 } 15730 15731 Preconditions.checkState(!currentAsec); 15732 15733 installFlags = INSTALL_INTERNAL; 15734 moveCompleteApp = true; 15735 measurePath = Environment.getDataAppDirectory(volumeUuid); 15736 } 15737 15738 final PackageStats stats = new PackageStats(null, -1); 15739 synchronized (mInstaller) { 15740 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15741 unfreezePackage(packageName); 15742 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15743 "Failed to measure package size"); 15744 } 15745 } 15746 15747 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15748 + stats.dataSize); 15749 15750 final long startFreeBytes = measurePath.getFreeSpace(); 15751 final long sizeBytes; 15752 if (moveCompleteApp) { 15753 sizeBytes = stats.codeSize + stats.dataSize; 15754 } else { 15755 sizeBytes = stats.codeSize; 15756 } 15757 15758 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15759 unfreezePackage(packageName); 15760 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15761 "Not enough free space to move"); 15762 } 15763 15764 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15765 15766 final CountDownLatch installedLatch = new CountDownLatch(1); 15767 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15768 @Override 15769 public void onUserActionRequired(Intent intent) throws RemoteException { 15770 throw new IllegalStateException(); 15771 } 15772 15773 @Override 15774 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15775 Bundle extras) throws RemoteException { 15776 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15777 + PackageManager.installStatusToString(returnCode, msg)); 15778 15779 installedLatch.countDown(); 15780 15781 // Regardless of success or failure of the move operation, 15782 // always unfreeze the package 15783 unfreezePackage(packageName); 15784 15785 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15786 switch (status) { 15787 case PackageInstaller.STATUS_SUCCESS: 15788 mMoveCallbacks.notifyStatusChanged(moveId, 15789 PackageManager.MOVE_SUCCEEDED); 15790 break; 15791 case PackageInstaller.STATUS_FAILURE_STORAGE: 15792 mMoveCallbacks.notifyStatusChanged(moveId, 15793 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15794 break; 15795 default: 15796 mMoveCallbacks.notifyStatusChanged(moveId, 15797 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15798 break; 15799 } 15800 } 15801 }; 15802 15803 final MoveInfo move; 15804 if (moveCompleteApp) { 15805 // Kick off a thread to report progress estimates 15806 new Thread() { 15807 @Override 15808 public void run() { 15809 while (true) { 15810 try { 15811 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15812 break; 15813 } 15814 } catch (InterruptedException ignored) { 15815 } 15816 15817 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15818 final int progress = 10 + (int) MathUtils.constrain( 15819 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15820 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15821 } 15822 } 15823 }.start(); 15824 15825 final String dataAppName = codeFile.getName(); 15826 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15827 dataAppName, appId, seinfo); 15828 } else { 15829 move = null; 15830 } 15831 15832 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15833 15834 final Message msg = mHandler.obtainMessage(INIT_COPY); 15835 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15836 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15837 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15838 mHandler.sendMessage(msg); 15839 } 15840 15841 @Override 15842 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15843 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15844 15845 final int realMoveId = mNextMoveId.getAndIncrement(); 15846 final Bundle extras = new Bundle(); 15847 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15848 mMoveCallbacks.notifyCreated(realMoveId, extras); 15849 15850 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15851 @Override 15852 public void onCreated(int moveId, Bundle extras) { 15853 // Ignored 15854 } 15855 15856 @Override 15857 public void onStatusChanged(int moveId, int status, long estMillis) { 15858 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15859 } 15860 }; 15861 15862 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15863 storage.setPrimaryStorageUuid(volumeUuid, callback); 15864 return realMoveId; 15865 } 15866 15867 @Override 15868 public int getMoveStatus(int moveId) { 15869 mContext.enforceCallingOrSelfPermission( 15870 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15871 return mMoveCallbacks.mLastStatus.get(moveId); 15872 } 15873 15874 @Override 15875 public void registerMoveCallback(IPackageMoveObserver callback) { 15876 mContext.enforceCallingOrSelfPermission( 15877 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15878 mMoveCallbacks.register(callback); 15879 } 15880 15881 @Override 15882 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15883 mContext.enforceCallingOrSelfPermission( 15884 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15885 mMoveCallbacks.unregister(callback); 15886 } 15887 15888 @Override 15889 public boolean setInstallLocation(int loc) { 15890 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15891 null); 15892 if (getInstallLocation() == loc) { 15893 return true; 15894 } 15895 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15896 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15897 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15898 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15899 return true; 15900 } 15901 return false; 15902 } 15903 15904 @Override 15905 public int getInstallLocation() { 15906 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15907 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15908 PackageHelper.APP_INSTALL_AUTO); 15909 } 15910 15911 /** Called by UserManagerService */ 15912 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15913 mDirtyUsers.remove(userHandle); 15914 mSettings.removeUserLPw(userHandle); 15915 mPendingBroadcasts.remove(userHandle); 15916 if (mInstaller != null) { 15917 // Technically, we shouldn't be doing this with the package lock 15918 // held. However, this is very rare, and there is already so much 15919 // other disk I/O going on, that we'll let it slide for now. 15920 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15921 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15922 final String volumeUuid = vol.getFsUuid(); 15923 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15924 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15925 } 15926 } 15927 mUserNeedsBadging.delete(userHandle); 15928 removeUnusedPackagesLILPw(userManager, userHandle); 15929 } 15930 15931 /** 15932 * We're removing userHandle and would like to remove any downloaded packages 15933 * that are no longer in use by any other user. 15934 * @param userHandle the user being removed 15935 */ 15936 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15937 final boolean DEBUG_CLEAN_APKS = false; 15938 int [] users = userManager.getUserIdsLPr(); 15939 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15940 while (psit.hasNext()) { 15941 PackageSetting ps = psit.next(); 15942 if (ps.pkg == null) { 15943 continue; 15944 } 15945 final String packageName = ps.pkg.packageName; 15946 // Skip over if system app 15947 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15948 continue; 15949 } 15950 if (DEBUG_CLEAN_APKS) { 15951 Slog.i(TAG, "Checking package " + packageName); 15952 } 15953 boolean keep = false; 15954 for (int i = 0; i < users.length; i++) { 15955 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15956 keep = true; 15957 if (DEBUG_CLEAN_APKS) { 15958 Slog.i(TAG, " Keeping package " + packageName + " for user " 15959 + users[i]); 15960 } 15961 break; 15962 } 15963 } 15964 if (!keep) { 15965 if (DEBUG_CLEAN_APKS) { 15966 Slog.i(TAG, " Removing package " + packageName); 15967 } 15968 mHandler.post(new Runnable() { 15969 public void run() { 15970 deletePackageX(packageName, userHandle, 0); 15971 } //end run 15972 }); 15973 } 15974 } 15975 } 15976 15977 /** Called by UserManagerService */ 15978 void createNewUserLILPw(int userHandle) { 15979 if (mInstaller != null) { 15980 mInstaller.createUserConfig(userHandle); 15981 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15982 applyFactoryDefaultBrowserLPw(userHandle); 15983 primeDomainVerificationsLPw(userHandle); 15984 } 15985 } 15986 15987 void newUserCreated(final int userHandle) { 15988 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15989 } 15990 15991 @Override 15992 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15993 mContext.enforceCallingOrSelfPermission( 15994 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15995 "Only package verification agents can read the verifier device identity"); 15996 15997 synchronized (mPackages) { 15998 return mSettings.getVerifierDeviceIdentityLPw(); 15999 } 16000 } 16001 16002 @Override 16003 public void setPermissionEnforced(String permission, boolean enforced) { 16004 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 16005 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16006 synchronized (mPackages) { 16007 if (mSettings.mReadExternalStorageEnforced == null 16008 || mSettings.mReadExternalStorageEnforced != enforced) { 16009 mSettings.mReadExternalStorageEnforced = enforced; 16010 mSettings.writeLPr(); 16011 } 16012 } 16013 // kill any non-foreground processes so we restart them and 16014 // grant/revoke the GID. 16015 final IActivityManager am = ActivityManagerNative.getDefault(); 16016 if (am != null) { 16017 final long token = Binder.clearCallingIdentity(); 16018 try { 16019 am.killProcessesBelowForeground("setPermissionEnforcement"); 16020 } catch (RemoteException e) { 16021 } finally { 16022 Binder.restoreCallingIdentity(token); 16023 } 16024 } 16025 } else { 16026 throw new IllegalArgumentException("No selective enforcement for " + permission); 16027 } 16028 } 16029 16030 @Override 16031 @Deprecated 16032 public boolean isPermissionEnforced(String permission) { 16033 return true; 16034 } 16035 16036 @Override 16037 public boolean isStorageLow() { 16038 final long token = Binder.clearCallingIdentity(); 16039 try { 16040 final DeviceStorageMonitorInternal 16041 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16042 if (dsm != null) { 16043 return dsm.isMemoryLow(); 16044 } else { 16045 return false; 16046 } 16047 } finally { 16048 Binder.restoreCallingIdentity(token); 16049 } 16050 } 16051 16052 @Override 16053 public IPackageInstaller getPackageInstaller() { 16054 return mInstallerService; 16055 } 16056 16057 private boolean userNeedsBadging(int userId) { 16058 int index = mUserNeedsBadging.indexOfKey(userId); 16059 if (index < 0) { 16060 final UserInfo userInfo; 16061 final long token = Binder.clearCallingIdentity(); 16062 try { 16063 userInfo = sUserManager.getUserInfo(userId); 16064 } finally { 16065 Binder.restoreCallingIdentity(token); 16066 } 16067 final boolean b; 16068 if (userInfo != null && userInfo.isManagedProfile()) { 16069 b = true; 16070 } else { 16071 b = false; 16072 } 16073 mUserNeedsBadging.put(userId, b); 16074 return b; 16075 } 16076 return mUserNeedsBadging.valueAt(index); 16077 } 16078 16079 @Override 16080 public KeySet getKeySetByAlias(String packageName, String alias) { 16081 if (packageName == null || alias == null) { 16082 return null; 16083 } 16084 synchronized(mPackages) { 16085 final PackageParser.Package pkg = mPackages.get(packageName); 16086 if (pkg == null) { 16087 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16088 throw new IllegalArgumentException("Unknown package: " + packageName); 16089 } 16090 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16091 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16092 } 16093 } 16094 16095 @Override 16096 public KeySet getSigningKeySet(String packageName) { 16097 if (packageName == null) { 16098 return null; 16099 } 16100 synchronized(mPackages) { 16101 final PackageParser.Package pkg = mPackages.get(packageName); 16102 if (pkg == null) { 16103 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16104 throw new IllegalArgumentException("Unknown package: " + packageName); 16105 } 16106 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16107 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16108 throw new SecurityException("May not access signing KeySet of other apps."); 16109 } 16110 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16111 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16112 } 16113 } 16114 16115 @Override 16116 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16117 if (packageName == null || ks == null) { 16118 return false; 16119 } 16120 synchronized(mPackages) { 16121 final PackageParser.Package pkg = mPackages.get(packageName); 16122 if (pkg == null) { 16123 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16124 throw new IllegalArgumentException("Unknown package: " + packageName); 16125 } 16126 IBinder ksh = ks.getToken(); 16127 if (ksh instanceof KeySetHandle) { 16128 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16129 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16130 } 16131 return false; 16132 } 16133 } 16134 16135 @Override 16136 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16137 if (packageName == null || ks == null) { 16138 return false; 16139 } 16140 synchronized(mPackages) { 16141 final PackageParser.Package pkg = mPackages.get(packageName); 16142 if (pkg == null) { 16143 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16144 throw new IllegalArgumentException("Unknown package: " + packageName); 16145 } 16146 IBinder ksh = ks.getToken(); 16147 if (ksh instanceof KeySetHandle) { 16148 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16149 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16150 } 16151 return false; 16152 } 16153 } 16154 16155 public void getUsageStatsIfNoPackageUsageInfo() { 16156 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16157 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16158 if (usm == null) { 16159 throw new IllegalStateException("UsageStatsManager must be initialized"); 16160 } 16161 long now = System.currentTimeMillis(); 16162 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16163 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16164 String packageName = entry.getKey(); 16165 PackageParser.Package pkg = mPackages.get(packageName); 16166 if (pkg == null) { 16167 continue; 16168 } 16169 UsageStats usage = entry.getValue(); 16170 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16171 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16172 } 16173 } 16174 } 16175 16176 /** 16177 * Check and throw if the given before/after packages would be considered a 16178 * downgrade. 16179 */ 16180 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16181 throws PackageManagerException { 16182 if (after.versionCode < before.mVersionCode) { 16183 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16184 "Update version code " + after.versionCode + " is older than current " 16185 + before.mVersionCode); 16186 } else if (after.versionCode == before.mVersionCode) { 16187 if (after.baseRevisionCode < before.baseRevisionCode) { 16188 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16189 "Update base revision code " + after.baseRevisionCode 16190 + " is older than current " + before.baseRevisionCode); 16191 } 16192 16193 if (!ArrayUtils.isEmpty(after.splitNames)) { 16194 for (int i = 0; i < after.splitNames.length; i++) { 16195 final String splitName = after.splitNames[i]; 16196 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16197 if (j != -1) { 16198 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16199 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16200 "Update split " + splitName + " revision code " 16201 + after.splitRevisionCodes[i] + " is older than current " 16202 + before.splitRevisionCodes[j]); 16203 } 16204 } 16205 } 16206 } 16207 } 16208 } 16209 16210 private static class MoveCallbacks extends Handler { 16211 private static final int MSG_CREATED = 1; 16212 private static final int MSG_STATUS_CHANGED = 2; 16213 16214 private final RemoteCallbackList<IPackageMoveObserver> 16215 mCallbacks = new RemoteCallbackList<>(); 16216 16217 private final SparseIntArray mLastStatus = new SparseIntArray(); 16218 16219 public MoveCallbacks(Looper looper) { 16220 super(looper); 16221 } 16222 16223 public void register(IPackageMoveObserver callback) { 16224 mCallbacks.register(callback); 16225 } 16226 16227 public void unregister(IPackageMoveObserver callback) { 16228 mCallbacks.unregister(callback); 16229 } 16230 16231 @Override 16232 public void handleMessage(Message msg) { 16233 final SomeArgs args = (SomeArgs) msg.obj; 16234 final int n = mCallbacks.beginBroadcast(); 16235 for (int i = 0; i < n; i++) { 16236 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16237 try { 16238 invokeCallback(callback, msg.what, args); 16239 } catch (RemoteException ignored) { 16240 } 16241 } 16242 mCallbacks.finishBroadcast(); 16243 args.recycle(); 16244 } 16245 16246 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16247 throws RemoteException { 16248 switch (what) { 16249 case MSG_CREATED: { 16250 callback.onCreated(args.argi1, (Bundle) args.arg2); 16251 break; 16252 } 16253 case MSG_STATUS_CHANGED: { 16254 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16255 break; 16256 } 16257 } 16258 } 16259 16260 private void notifyCreated(int moveId, Bundle extras) { 16261 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16262 16263 final SomeArgs args = SomeArgs.obtain(); 16264 args.argi1 = moveId; 16265 args.arg2 = extras; 16266 obtainMessage(MSG_CREATED, args).sendToTarget(); 16267 } 16268 16269 private void notifyStatusChanged(int moveId, int status) { 16270 notifyStatusChanged(moveId, status, -1); 16271 } 16272 16273 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16274 Slog.v(TAG, "Move " + moveId + " status " + status); 16275 16276 final SomeArgs args = SomeArgs.obtain(); 16277 args.argi1 = moveId; 16278 args.argi2 = status; 16279 args.arg3 = estMillis; 16280 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16281 16282 synchronized (mLastStatus) { 16283 mLastStatus.put(moveId, status); 16284 } 16285 } 16286 } 16287 16288 private final class OnPermissionChangeListeners extends Handler { 16289 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16290 16291 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16292 new RemoteCallbackList<>(); 16293 16294 public OnPermissionChangeListeners(Looper looper) { 16295 super(looper); 16296 } 16297 16298 @Override 16299 public void handleMessage(Message msg) { 16300 switch (msg.what) { 16301 case MSG_ON_PERMISSIONS_CHANGED: { 16302 final int uid = msg.arg1; 16303 handleOnPermissionsChanged(uid); 16304 } break; 16305 } 16306 } 16307 16308 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16309 mPermissionListeners.register(listener); 16310 16311 } 16312 16313 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16314 mPermissionListeners.unregister(listener); 16315 } 16316 16317 public void onPermissionsChanged(int uid) { 16318 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16319 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16320 } 16321 } 16322 16323 private void handleOnPermissionsChanged(int uid) { 16324 final int count = mPermissionListeners.beginBroadcast(); 16325 try { 16326 for (int i = 0; i < count; i++) { 16327 IOnPermissionsChangeListener callback = mPermissionListeners 16328 .getBroadcastItem(i); 16329 try { 16330 callback.onPermissionsChanged(uid); 16331 } catch (RemoteException e) { 16332 Log.e(TAG, "Permission listener is dead", e); 16333 } 16334 } 16335 } finally { 16336 mPermissionListeners.finishBroadcast(); 16337 } 16338 } 16339 } 16340 16341 private class PackageManagerInternalImpl extends PackageManagerInternal { 16342 @Override 16343 public void setLocationPackagesProvider(PackagesProvider provider) { 16344 synchronized (mPackages) { 16345 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16346 } 16347 } 16348 16349 @Override 16350 public void setImePackagesProvider(PackagesProvider provider) { 16351 synchronized (mPackages) { 16352 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16353 } 16354 } 16355 16356 @Override 16357 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16358 synchronized (mPackages) { 16359 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16360 } 16361 } 16362 16363 @Override 16364 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16365 synchronized (mPackages) { 16366 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16367 } 16368 } 16369 16370 @Override 16371 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16372 synchronized (mPackages) { 16373 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16374 } 16375 } 16376 16377 @Override 16378 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16379 synchronized (mPackages) { 16380 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16381 } 16382 } 16383 16384 @Override 16385 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16386 synchronized (mPackages) { 16387 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16388 packageName, userId); 16389 } 16390 } 16391 16392 @Override 16393 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16394 synchronized (mPackages) { 16395 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16396 packageName, userId); 16397 } 16398 } 16399 } 16400 16401 @Override 16402 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16403 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16404 synchronized (mPackages) { 16405 final long identity = Binder.clearCallingIdentity(); 16406 try { 16407 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16408 packageNames, userId); 16409 } finally { 16410 Binder.restoreCallingIdentity(identity); 16411 } 16412 } 16413 } 16414 16415 private static void enforceSystemOrPhoneCaller(String tag) { 16416 int callingUid = Binder.getCallingUid(); 16417 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16418 throw new SecurityException( 16419 "Cannot call " + tag + " from UID " + callingUid); 16420 } 16421 } 16422} 16423